Initial commit

src/app/api/route.ts

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+import { NextResponse } from "next/server";
+
+export async function GET() {
+  return NextResponse.json({ message: "Hello, world!" });
+}

src/app/globals.css

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+@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700;900&family=Crimson+Text:ital,wght@0,400;0,600;1,400&family=JetBrains+Mono:wght@400;500&display=swap');
+
+@import "tailwindcss";
+@import "tw-animate-css";
+
+@custom-variant dark (&:is(.dark *));
+
+@theme inline {
+  --color-background: var(--background);
+  --color-foreground: var(--foreground);
+  --font-sans: var(--font-geist-sans);
+  --font-mono: var(--font-geist-mono);
+  --color-sidebar-ring: var(--sidebar-ring);
+  --color-sidebar-border: var(--sidebar-border);
+  --color-sidebar-accent-foreground: var(--sidebar-accent-foreground);
+  --color-sidebar-accent: var(--sidebar-accent);
+  --color-sidebar-primary-foreground: var(--sidebar-primary-foreground);
+  --color-sidebar-primary: var(--sidebar-primary);
+  --color-sidebar-foreground: var(--sidebar-foreground);
+  --color-sidebar: var(--sidebar);
+  --color-chart-5: var(--chart-5);
+  --color-chart-4: var(--chart-4);
+  --color-chart-3: var(--chart-3);
+  --color-chart-2: var(--chart-2);
+  --color-chart-1: var(--chart-1);
+  --color-ring: var(--ring);
+  --color-input: var(--input);
+  --color-border: var(--border);
+  --color-destructive: var(--destructive);
+  --color-accent-foreground: var(--accent-foreground);
+  --color-accent: var(--accent);
+  --color-muted-foreground: var(--muted-foreground);
+  --color-muted: var(--muted);
+  --color-secondary-foreground: var(--secondary-foreground);
+  --color-secondary: var(--secondary);
+  --color-primary-foreground: var(--primary-foreground);
+  --color-primary: var(--primary);
+  --color-popover-foreground: var(--popover-foreground);
+  --color-popover: var(--popover);
+  --color-card-foreground: var(--card-foreground);
+  --color-card: var(--card);
+  --radius-sm: calc(var(--radius) - 4px);
+  --radius-md: calc(var(--radius) - 2px);
+  --radius-lg: var(--radius);
+  --radius-xl: calc(var(--radius) + 4px);
+}
+
+:root {
+  --radius: 0.625rem;
+  --background: #060811;
+  --foreground: #c8d8f8;
+  --card: #0C1020;
+  --card-foreground: #c8d8f8;
+  --popover: #111628;
+  --popover-foreground: #c8d8f8;
+  --primary: #3B6FE8;
+  --primary-foreground: #ffffff;
+  --secondary: #1e2a45;
+  --secondary-foreground: #c8d8f8;
+  --muted: #181f35;
+  --muted-foreground: #7a92c0;
+  --accent: #2a3a60;
+  --accent-foreground: #c8d8f8;
+  --destructive: #C0392B;
+  --border: #1e2a45;
+  --input: #1e2a45;
+  --ring: #3B6FE8;
+  --chart-1: #FF6B35;
+  --chart-2: #4ECDC4;
+  --chart-3: #9B59B6;
+  --chart-4: #2ECC71;
+  --chart-5: #FFD700;
+  --sidebar: #0C1020;
+  --sidebar-foreground: #c8d8f8;
+  --sidebar-primary: #D4A843;
+  --sidebar-primary-foreground: #0C1020;
+  --sidebar-accent: #1e2a45;
+  --sidebar-accent-foreground: #c8d8f8;
+  --sidebar-border: #1e2a45;
+  --sidebar-ring: #D4A843;
+  
+  /* Game-specific colors */
+  --game-bg: #060811;
+  --game-bg1: #0C1020;
+  --game-bg2: #111628;
+  --game-bg3: #181f35;
+  --game-border: #1e2a45;
+  --game-border2: #2a3a60;
+  --game-text: #c8d8f8;
+  --game-text2: #7a92c0;
+  --game-text3: #4a5f8a;
+  --game-gold: #D4A843;
+  --game-gold2: #A87830;
+  --game-purple: #7C5CBF;
+  --game-purpleL: #A07EE0;
+  --game-accent: #3B6FE8;
+  --game-accentL: #5B8FFF;
+  --game-danger: #C0392B;
+  --game-success: #27AE60;
+}
+
+.dark {
+  --background: #060811;
+  --foreground: #c8d8f8;
+  --card: #0C1020;
+  --card-foreground: #c8d8f8;
+  --popover: #111628;
+  --popover-foreground: #c8d8f8;
+  --primary: #5B8FFF;
+  --primary-foreground: #ffffff;
+  --secondary: #1e2a45;
+  --secondary-foreground: #c8d8f8;
+  --muted: #181f35;
+  --muted-foreground: #7a92c0;
+  --accent: #2a3a60;
+  --accent-foreground: #c8d8f8;
+  --destructive: #C0392B;
+  --border: #1e2a45;
+  --input: #1e2a45;
+  --ring: #5B8FFF;
+  --chart-1: #FF6B35;
+  --chart-2: #4ECDC4;
+  --chart-3: #9B59B6;
+  --chart-4: #2ECC71;
+  --chart-5: #FFD700;
+  --sidebar: #0C1020;
+  --sidebar-foreground: #c8d8f8;
+  --sidebar-primary: #D4A843;
+  --sidebar-primary-foreground: #0C1020;
+  --sidebar-accent: #1e2a45;
+  --sidebar-accent-foreground: #c8d8f8;
+  --sidebar-border: #1e2a45;
+  --sidebar-ring: #D4A843;
+}
+
+@layer base {
+  * {
+    @apply border-border outline-ring/50;
+  }
+  body {
+    @apply bg-background text-foreground;
+    font-family: 'Crimson Text', Georgia, serif;
+  }
+}
+
+/* Game-specific styles */
+.game-root {
+  font-family: 'Crimson Text', Georgia, serif;
+  background: var(--game-bg);
+  color: var(--game-text);
+  min-height: 100vh;
+  display: flex;
+  flex-direction: column;
+  background-image:
+    radial-gradient(ellipse at 20% 10%, #0D1535 0%, transparent 50%),
+    radial-gradient(ellipse at 80% 90%, #0A0A20 0%, transparent 50%),
+    repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(30,42,69,0.15) 40px, rgba(30,42,69,0.15) 41px),
+    repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(30,42,69,0.15) 40px, rgba(30,42,69,0.15) 41px);
+}
+
+.game-title {
+  font-family: 'Cinzel', serif;
+  background: linear-gradient(135deg, var(--game-gold) 0%, var(--game-purpleL) 50%, var(--game-accentL) 100%);
+  -webkit-background-clip: text;
+  -webkit-text-fill-color: transparent;
+  background-clip: text;
+}
+
+.game-panel-title {
+  font-family: 'Cinzel', serif;
+  letter-spacing: 2px;
+  text-transform: uppercase;
+}
+
+.game-mono {
+  font-family: 'JetBrains Mono', monospace;
+}
+
+/* Scrollbar */
+::-webkit-scrollbar {
+  width: 6px;
+  height: 6px;
+}
+
+::-webkit-scrollbar-track {
+  background: transparent;
+}
+
+::-webkit-scrollbar-thumb {
+  background: var(--game-border2);
+  border-radius: 3px;
+}
+
+::-webkit-scrollbar-thumb:hover {
+  background: var(--game-purple);
+}
+
+/* Mana bar animation */
+@keyframes mana-pulse {
+  0%, 100% { opacity: 1; }
+  50% { opacity: 0.7; }
+}
+
+.mana-bar-animated {
+  animation: mana-pulse 2s ease-in-out infinite;
+}
+
+/* Glow effects */
+.glow-gold {
+  box-shadow: 0 0 15px rgba(212, 168, 67, 0.4);
+}
+
+.glow-purple {
+  box-shadow: 0 0 15px rgba(124, 92, 191, 0.4);
+}
+
+.glow-accent {
+  box-shadow: 0 0 15px rgba(60, 111, 232, 0.4);
+}
+
+/* Button hover effects */
+.btn-game {
+  transition: all 0.2s ease;
+}
+
+.btn-game:hover {
+  transform: translateY(-1px);
+  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
+}
+
+/* Card hover effects */
+.card-game {
+  transition: all 0.2s ease;
+}
+
+.card-game:hover {
+  border-color: var(--game-border2);
+  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
+}
+
+/* Element pill styles */
+.elem-pill {
+  transition: all 0.15s ease;
+}
+
+.elem-pill:hover {
+  filter: brightness(1.2);
+  transform: scale(1.02);
+}
+
+/* Calendar day styles */
+.day-cell {
+  transition: all 0.15s ease;
+}
+
+.day-current {
+  box-shadow: 0 0 8px rgba(60, 111, 232, 0.5);
+}
+
+.day-incursion {
+  border-color: rgba(192, 57, 43, 0.6) !important;
+}
+
+/* Game over overlay */
+.game-overlay {
+  backdrop-filter: blur(8px);
+  background: rgba(6, 8, 17, 0.92);
+}
+
+/* Pact badge */
+.pact-badge {
+  box-shadow: 0 0 10px rgba(212, 168, 67, 0.3);
+}
+
+/* Spell card active */
+.spell-active {
+  border-color: var(--game-gold);
+  background: rgba(212, 168, 67, 0.1);
+}
+
+/* Tab active */
+.tab-active {
+  color: var(--game-gold);
+  border-bottom-color: var(--game-gold);
+}
+
+/* Skill dot filled */
+.skill-dot-filled {
+  background: var(--game-purpleL);
+  box-shadow: 0 0 6px rgba(160, 126, 224, 0.5);
+}
+
+/* Log entry */
+.log-entry-new {
+  color: var(--game-text);
+}
+
+.log-entry-old {
+  color: var(--game-text2);
+}

src/app/layout.tsx

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+import type { Metadata } from "next";
+import { Geist, Geist_Mono } from "next/font/google";
+import "./globals.css";
+import { Toaster } from "@/components/ui/toaster";
+
+const geistSans = Geist({
+  variable: "--font-geist-sans",
+  subsets: ["latin"],
+});
+
+const geistMono = Geist_Mono({
+  variable: "--font-geist-mono",
+  subsets: ["latin"],
+});
+
+export const metadata: Metadata = {
+  title: "Z.ai Code Scaffold - AI-Powered Development",
+  description: "Modern Next.js scaffold optimized for AI-powered development with Z.ai. Built with TypeScript, Tailwind CSS, and shadcn/ui.",
+  keywords: ["Z.ai", "Next.js", "TypeScript", "Tailwind CSS", "shadcn/ui", "AI development", "React"],
+  authors: [{ name: "Z.ai Team" }],
+  icons: {
+    icon: "https://z-cdn.chatglm.cn/z-ai/static/logo.svg",
+  },
+  openGraph: {
+    title: "Z.ai Code Scaffold",
+    description: "AI-powered development with modern React stack",
+    url: "https://chat.z.ai",
+    siteName: "Z.ai",
+    type: "website",
+  },
+  twitter: {
+    card: "summary_large_image",
+    title: "Z.ai Code Scaffold",
+    description: "AI-powered development with modern React stack",
+  },
+};
+
+export default function RootLayout({
+  children,
+}: Readonly<{
+  children: React.ReactNode;
+}>) {
+  return (
+    <html lang="en" suppressHydrationWarning>
+      <body
+        className={`${geistSans.variable} ${geistMono.variable} antialiased bg-background text-foreground`}
+      >
+        {children}
+        <Toaster />
+      </body>
+    </html>
+  );
+}

src/app/page.tsx

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+'use client';
+
+import { useEffect, useState } from 'react';
+import { useGameStore, useGameLoop, fmt, fmtDec, getFloorElement, computeMaxMana, computeRegen, computeClickMana, getMeditationBonus, getIncursionStrength, canAffordSpellCost } from '@/lib/game/store';
+import { getActiveEquipmentSpells, getTotalDPS } from '@/lib/game/computed-stats';
+import { getDamageBreakdown } from '@/lib/game/computed-stats';
+import { ELEMENTS, GUARDIANS, SPELLS_DEF, PRESTIGE_DEF, getStudySpeedMultiplier, getStudyCostMultiplier } from '@/lib/game/constants';
+import { SKILL_EVOLUTION_PATHS, getTierMultiplier } from '@/lib/game/skill-evolution';
+import { getUnifiedEffects, hasSpecial, SPECIAL_EFFECTS } from '@/lib/game/effects';
+import { formatHour } from '@/lib/game/formatting';
+import { Button } from '@/components/ui/button';
+import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { RotateCcw } from 'lucide-react';
+import { CraftingTab, SpireTab, SpellsTab, LabTab, SkillsTab, StatsTab, EquipmentTab, AttunementsTab, DebugTab } from '@/components/game/tabs';
+import { ActionButtons, CalendarDisplay, ManaDisplay, TimeDisplay } from '@/components/game';
+import { LootInventoryDisplay } from '@/components/game/LootInventory';
+import { AchievementsDisplay } from '@/components/game/AchievementsDisplay';
+
+export default function ManaLoopGame() {
+  const [activeTab, setActiveTab] = useState('spire');
+  const [isGathering, setIsGathering] = useState(false);
+  
+  // Game store
+  const store = useGameStore();
+  const gameLoop = useGameLoop();
+  
+  // Computed effects from upgrades and equipment
+  const upgradeEffects = getUnifiedEffects(store);
+  
+  // Derived stats
+  const maxMana = computeMaxMana(store, upgradeEffects);
+  const baseRegen = computeRegen(store, upgradeEffects);
+  const clickMana = computeClickMana(store);
+  const floorElem = getFloorElement(store.currentFloor);
+  const floorElemDef = ELEMENTS[floorElem];
+  const isGuardianFloor = !!GUARDIANS[store.currentFloor];
+  const currentGuardian = GUARDIANS[store.currentFloor];
+  const meditationMultiplier = getMeditationBonus(store.meditateTicks, store.skills, upgradeEffects.meditationEfficiency);
+  const incursionStrength = getIncursionStrength(store.day, store.hour);
+  const studySpeedMult = getStudySpeedMultiplier(store.skills);
+  const studyCostMult = getStudyCostMultiplier(store.skills);
+  
+  // Effective regen with incursion penalty
+  const effectiveRegenWithSpecials = baseRegen * (1 - incursionStrength);
+  
+  // Mana Cascade bonus
+  const manaCascadeBonus = hasSpecial(upgradeEffects, SPECIAL_EFFECTS.MANA_CASCADE) 
+    ? Math.floor(maxMana / 100) * 0.1 
+    : 0;
+  
+  // Effective regen
+  const effectiveRegen = (effectiveRegenWithSpecials + manaCascadeBonus) * meditationMultiplier;
+  
+  // Get all active spells from equipment
+  const activeEquipmentSpells = getActiveEquipmentSpells(store.equippedInstances, store.equipmentInstances);
+  
+  // Compute total DPS
+  const totalDPS = getTotalDPS(store, upgradeEffects, floorElem);
+  
+  // Auto-gather while holding
+  useEffect(() => {
+    if (!isGathering) return;
+    
+    let lastGatherTime = 0;
+    const minGatherInterval = 100;
+    let animationFrameId: number;
+    
+    const gatherLoop = (timestamp: number) => {
+      if (timestamp - lastGatherTime >= minGatherInterval) {
+        store.gatherMana();
+        lastGatherTime = timestamp;
+      }
+      animationFrameId = requestAnimationFrame(gatherLoop);
+    };
+    
+    animationFrameId = requestAnimationFrame(gatherLoop);
+    return () => cancelAnimationFrame(animationFrameId);
+  }, [isGathering, store]);
+  
+  // Handle gather button events
+  const handleGatherStart = () => {
+    setIsGathering(true);
+    store.gatherMana();
+  };
+  
+  const handleGatherEnd = () => {
+    setIsGathering(false);
+  };
+  
+  // Start game loop
+  useEffect(() => {
+    const cleanup = gameLoop.start();
+    return cleanup;
+  }, [gameLoop]);
+
+  // Check if spell can be cast
+  const canCastSpell = (spellId: string): boolean => {
+    const spell = SPELLS_DEF[spellId];
+    if (!spell) return false;
+    return canAffordSpellCost(spell.cost, store.rawMana, store.elements);
+  };
+
+  // Game Over Screen
+  if (store.gameOver) {
+    return (
+      <div className="fixed inset-0 game-overlay flex items-center justify-center z-50">
+        <Card className="bg-gray-900 border-gray-600 max-w-md w-full mx-4 shadow-2xl">
+          <CardHeader>
+            <CardTitle className={`text-3xl text-center game-title ${store.victory ? 'text-amber-400' : 'text-red-400'}`}>
+              {store.victory ? 'VICTORY!' : 'LOOP ENDS'}
+            </CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-4">
+            <p className="text-center text-gray-400">
+              {store.victory
+                ? 'The Awakened One falls! Your power echoes through eternity.'
+                : 'The time loop resets... but you remember.'}
+            </p>
+            
+            <div className="grid grid-cols-2 gap-3">
+              <div className="p-3 bg-gray-800 rounded">
+                <div className="text-xl font-bold text-amber-400 game-mono">{fmt(store.loopInsight)}</div>
+                <div className="text-xs text-gray-400">Insight Gained</div>
+              </div>
+              <div className="p-3 bg-gray-800 rounded">
+                <div className="text-xl font-bold text-blue-400 game-mono">{store.maxFloorReached}</div>
+                <div className="text-xs text-gray-400">Best Floor</div>
+              </div>
+              <div className="p-3 bg-gray-800 rounded">
+                <div className="text-xl font-bold text-purple-400 game-mono">{store.signedPacts.length}</div>
+                <div className="text-xs text-gray-400">Pacts Signed</div>
+              </div>
+              <div className="p-3 bg-gray-800 rounded">
+                <div className="text-xl font-bold text-green-400 game-mono">{store.loopCount + 1}</div>
+                <div className="text-xs text-gray-400">Total Loops</div>
+              </div>
+            </div>
+            
+            <Button
+              className="w-full bg-gradient-to-r from-blue-600 to-purple-600 hover:from-blue-700 hover:to-purple-700"
+              size="lg"
+              onClick={() => store.startNewLoop()}
+            >
+              Begin New Loop
+            </Button>
+          </CardContent>
+        </Card>
+      </div>
+    );
+  }
+
+  return (
+    <TooltipProvider>
+      <div className="game-root min-h-screen flex flex-col">
+        {/* Header */}
+        <header className="sticky top-0 z-50 bg-gradient-to-b from-gray-900 to-gray-900/80 border-b border-gray-700 px-4 py-2">
+          <div className="flex items-center justify-between">
+            <h1 className="text-xl font-bold game-title tracking-wider">MANA LOOP</h1>
+            
+            <div className="flex items-center gap-4">
+              <TimeDisplay
+                day={store.day}
+                hour={store.hour}
+                isPaused={store.isPaused}
+                togglePause={store.togglePause}
+              />
+            </div>
+          </div>
+        </header>
+
+        {/* Main Content */}
+        <main className="flex-1 flex flex-col md:flex-row gap-4 p-4">
+          {/* Left Panel - Mana & Actions */}
+          <div className="md:w-80 space-y-4 flex-shrink-0">
+            {/* Mana Display */}
+            <ManaDisplay
+              rawMana={store.rawMana}
+              maxMana={maxMana}
+              effectiveRegen={effectiveRegen}
+              meditationMultiplier={meditationMultiplier}
+              clickMana={clickMana}
+              isGathering={isGathering}
+              onGatherStart={handleGatherStart}
+              onGatherEnd={handleGatherEnd}
+              elements={store.elements}
+            />
+            
+            {/* Action Buttons */}
+            <ActionButtons
+              currentAction={store.currentAction}
+              designProgress={store.designProgress}
+              preparationProgress={store.preparationProgress}
+              applicationProgress={store.applicationProgress}
+              setAction={store.setAction}
+            />
+            
+            {/* Calendar */}
+            <CalendarDisplay
+              day={store.day}
+              hour={store.hour}
+              incursionStrength={incursionStrength}
+            />
+            
+            {/* Loot Inventory */}
+            <LootInventoryDisplay
+              inventory={store.lootInventory}
+              elements={store.elements}
+              equipmentInstances={store.equipmentInstances}
+              onDeleteMaterial={store.deleteMaterial}
+              onDeleteEquipment={store.deleteEquipmentInstance}
+            />
+            
+            {/* Achievements */}
+            <AchievementsDisplay
+              achievements={store.achievements}
+              gameState={{
+                maxFloorReached: store.maxFloorReached,
+                totalManaGathered: store.totalManaGathered,
+                signedPacts: store.signedPacts,
+                totalSpellsCast: store.totalSpellsCast,
+                totalDamageDealt: store.totalDamageDealt,
+                totalCraftsCompleted: store.totalCraftsCompleted,
+                combo: store.combo,
+              }}
+            />
+          </div>
+
+          {/* Right Panel - Tabs */}
+          <div className="flex-1 min-w-0">
+            <Tabs value={activeTab} onValueChange={setActiveTab}>
+              <TabsList className="flex flex-wrap gap-1 w-full mb-4 h-auto">
+                <TabsTrigger value="spire" className="text-xs px-2 py-1">⚔️ Spire</TabsTrigger>
+                <TabsTrigger value="attunements" className="text-xs px-2 py-1">✨ Attune</TabsTrigger>
+                <TabsTrigger value="skills" className="text-xs px-2 py-1">📚 Skills</TabsTrigger>
+                <TabsTrigger value="spells" className="text-xs px-2 py-1">🔮 Spells</TabsTrigger>
+                <TabsTrigger value="equipment" className="text-xs px-2 py-1">🛡️ Gear</TabsTrigger>
+                <TabsTrigger value="crafting" className="text-xs px-2 py-1">🔧 Craft</TabsTrigger>
+                <TabsTrigger value="lab" className="text-xs px-2 py-1">🔬 Lab</TabsTrigger>
+                <TabsTrigger value="stats" className="text-xs px-2 py-1">📊 Stats</TabsTrigger>
+                <TabsTrigger value="debug" className="text-xs px-2 py-1">🔧 Debug</TabsTrigger>
+                <TabsTrigger value="grimoire" className="text-xs px-2 py-1">📖 Grimoire</TabsTrigger>
+              </TabsList>
+              
+              <TabsContent value="spire">
+                <SpireTab store={store} />
+              </TabsContent>
+              
+              <TabsContent value="attunements">
+                <AttunementsTab store={store} />
+              </TabsContent>
+              
+              <TabsContent value="skills">
+                <SkillsTab store={store} />
+              </TabsContent>
+              
+              <TabsContent value="spells">
+                <SpellsTab store={store} />
+              </TabsContent>
+              
+              <TabsContent value="equipment">
+                <EquipmentTab store={store} />
+              </TabsContent>
+              
+              <TabsContent value="crafting">
+                <CraftingTab store={store} />
+              </TabsContent>
+              
+              <TabsContent value="lab">
+                <LabTab store={store} />
+              </TabsContent>
+              
+              <TabsContent value="stats">
+                <StatsTab
+                  store={store}
+                  upgradeEffects={upgradeEffects}
+                  maxMana={maxMana}
+                  baseRegen={baseRegen}
+                  clickMana={clickMana}
+                  meditationMultiplier={meditationMultiplier}
+                  effectiveRegen={effectiveRegen}
+                  incursionStrength={incursionStrength}
+                  manaCascadeBonus={manaCascadeBonus}
+                  studySpeedMult={studySpeedMult}
+                  studyCostMult={studyCostMult}
+                />
+              </TabsContent>
+              
+              <TabsContent value="grimoire">
+                {renderGrimoireTab()}
+              </TabsContent>
+              
+              <TabsContent value="debug">
+                <DebugTab store={store} />
+              </TabsContent>
+            </Tabs>
+          </div>
+        </main>
+      </div>
+    </TooltipProvider>
+  );
+  
+  // Grimoire Tab (Prestige)
+  function renderGrimoireTab() {
+    return (
+      <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
+        {/* Current Status */}
+        <Card className="bg-gray-900/80 border-gray-700">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-amber-400 game-panel-title text-xs">Loop Status</CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-3">
+            <div className="grid grid-cols-2 gap-3">
+              <div className="p-3 bg-gray-800/50 rounded">
+                <div className="text-2xl font-bold text-amber-400 game-mono">{store.loopCount}</div>
+                <div className="text-xs text-gray-400">Loops Completed</div>
+              </div>
+              <div className="p-3 bg-gray-800/50 rounded">
+                <div className="text-2xl font-bold text-purple-400 game-mono">{fmt(store.insight)}</div>
+                <div className="text-xs text-gray-400">Current Insight</div>
+              </div>
+              <div className="p-3 bg-gray-800/50 rounded">
+                <div className="text-2xl font-bold text-blue-400 game-mono">{fmt(store.totalInsight)}</div>
+                <div className="text-xs text-gray-400">Total Insight</div>
+              </div>
+              <div className="p-3 bg-gray-800/50 rounded">
+                <div className="text-2xl font-bold text-green-400 game-mono">{store.memorySlots}</div>
+                <div className="text-xs text-gray-400">Memory Slots</div>
+              </div>
+            </div>
+          </CardContent>
+        </Card>
+
+        {/* Signed Pacts */}
+        <Card className="bg-gray-900/80 border-gray-700">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-amber-400 game-panel-title text-xs">Signed Pacts</CardTitle>
+          </CardHeader>
+          <CardContent>
+            {store.signedPacts.length === 0 ? (
+              <div className="text-gray-500 text-sm">No pacts signed yet. Defeat guardians to earn pacts.</div>
+            ) : (
+              <div className="space-y-2">
+                {store.signedPacts.map((floor) => {
+                  const guardian = GUARDIANS[floor];
+                  if (!guardian) return null;
+                  return (
+                    <div
+                      key={floor}
+                      className="flex items-center justify-between p-2 rounded border"
+                      style={{ borderColor: guardian.color, backgroundColor: `${guardian.color}15` }}
+                    >
+                      <div>
+                        <div className="font-semibold text-sm" style={{ color: guardian.color }}>
+                          {guardian.name}
+                        </div>
+                        <div className="text-xs text-gray-400">Floor {floor}</div>
+                      </div>
+                      <Badge className="bg-amber-900/50 text-amber-300">
+                        {guardian.pact}x multiplier
+                      </Badge>
+                    </div>
+                  );
+                })}
+              </div>
+            )}
+          </CardContent>
+        </Card>
+
+        {/* Prestige Upgrades */}
+        <Card className="bg-gray-900/80 border-gray-700 lg:col-span-2">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-amber-400 game-panel-title text-xs">Insight Upgrades (Permanent)</CardTitle>
+          </CardHeader>
+          <CardContent>
+            <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-3">
+              {Object.entries(PRESTIGE_DEF).map(([id, def]) => {
+                const level = store.prestigeUpgrades[id] || 0;
+                const maxed = level >= def.max;
+                const canBuy = !maxed && store.insight >= def.cost;
+                
+                return (
+                  <div
+                    key={id}
+                    className="p-3 rounded border border-gray-700 bg-gray-800/50"
+                  >
+                    <div className="flex items-center justify-between mb-2">
+                      <div className="font-semibold text-amber-400 text-sm">{def.name}</div>
+                      <Badge variant="outline" className="text-xs">
+                        {level}/{def.max}
+                      </Badge>
+                    </div>
+                    <div className="text-xs text-gray-400 italic mb-2">{def.desc}</div>
+                    <Button
+                      size="sm"
+                      variant={canBuy ? 'default' : 'outline'}
+                      className="w-full"
+                      disabled={!canBuy}
+                      onClick={() => store.doPrestige(id)}
+                    >
+                      {maxed ? 'Maxed' : `Upgrade (${fmt(def.cost)} insight)`}
+                    </Button>
+                  </div>
+                );
+              })}
+            </div>
+            
+            {/* Reset Game Button */}
+            <div className="mt-4 pt-4 border-t border-gray-700">
+              <div className="flex items-center justify-between">
+                <div>
+                  <div className="text-sm text-gray-400">Reset All Progress</div>
+                  <div className="text-xs text-gray-500">Clear all data and start fresh</div>
+                </div>
+                <Button
+                  size="sm"
+                  variant="outline"
+                  className="border-red-600/50 text-red-400 hover:bg-red-900/20"
+                  onClick={() => {
+                    if (confirm('Are you sure you want to reset ALL progress? This cannot be undone!')) {
+                      store.resetGame();
+                    }
+                  }}
+                >
+                  <RotateCcw className="w-4 h-4 mr-1" />
+                  Reset
+                </Button>
+              </div>
+            </div>
+          </CardContent>
+        </Card>
+      </div>
+    );
+  }
+}
+
+// Import TooltipProvider
+import { TooltipProvider } from '@/components/ui/tooltip';

src/components/game/AchievementsDisplay.tsx

@@ -0,0 +1,175 @@
+'use client';
+
+import { useState } from 'react';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { Button } from '@/components/ui/button';
+import { ScrollArea } from '@/components/ui/scroll-area';
+import { Progress } from '@/components/ui/progress';
+import { Trophy, Lock, CheckCircle, ChevronDown, ChevronUp } from 'lucide-react';
+import type { AchievementState } from '@/lib/game/types';
+import { ACHIEVEMENTS, ACHIEVEMENT_CATEGORY_COLORS, getAchievementsByCategory, isAchievementRevealed } from '@/lib/game/data/achievements';
+import { GameState } from '@/lib/game/types';
+
+interface AchievementsProps {
+  achievements: AchievementState;
+  gameState: Pick<GameState, 'maxFloorReached' | 'totalManaGathered' | 'signedPacts' | 'totalSpellsCast' | 'totalDamageDealt' | 'totalCraftsCompleted' | 'combo'>;
+}
+
+export function AchievementsDisplay({ achievements, gameState }: AchievementsProps) {
+  const [expandedCategory, setExpandedCategory] = useState<string | null>('combat');
+  
+  const categories = getAchievementsByCategory();
+  const unlockedCount = achievements.unlocked.length;
+  const totalCount = Object.keys(ACHIEVEMENTS).length;
+  
+  // Calculate progress for each achievement
+  const getProgress = (achievementId: string): number => {
+    const achievement = ACHIEVEMENTS[achievementId];
+    if (!achievement) return 0;
+    if (achievements.unlocked.includes(achievementId)) return achievement.requirement.value;
+    
+    const { type, subType } = achievement.requirement;
+    
+    switch (type) {
+      case 'floor':
+        if (subType === 'noPacts') {
+          return gameState.maxFloorReached >= achievement.requirement.value && gameState.signedPacts.length === 0
+            ? achievement.requirement.value
+            : gameState.maxFloorReached;
+        }
+        return gameState.maxFloorReached;
+      case 'combo':
+        return gameState.combo?.maxCombo || 0;
+      case 'spells':
+        return gameState.totalSpellsCast || 0;
+      case 'damage':
+        return gameState.totalDamageDealt || 0;
+      case 'mana':
+        return gameState.totalManaGathered || 0;
+      case 'pact':
+        return gameState.signedPacts.length;
+      case 'craft':
+        return gameState.totalCraftsCompleted || 0;
+      default:
+        return achievements.progress[achievementId] || 0;
+    }
+  };
+  
+  return (
+    <Card className="bg-gray-900/80 border-gray-700">
+      <CardHeader className="pb-2">
+        <CardTitle className="text-amber-400 game-panel-title text-xs flex items-center gap-2">
+          <Trophy className="w-4 h-4" />
+          Achievements
+          <Badge className="ml-auto bg-amber-900/50 text-amber-300">
+            {unlockedCount} / {totalCount}
+          </Badge>
+        </CardTitle>
+      </CardHeader>
+      <CardContent>
+        <ScrollArea className="h-64">
+          <div className="space-y-2">
+            {Object.entries(categories).map(([category, categoryAchievements]) => (
+              <div key={category} className="space-y-1">
+                <Button
+                  variant="ghost"
+                  size="sm"
+                  className="w-full justify-between text-xs"
+                  onClick={() => setExpandedCategory(expandedCategory === category ? null : category)}
+                >
+                  <span style={{ color: ACHIEVEMENT_CATEGORY_COLORS[category] }}>
+                    {category.charAt(0).toUpperCase() + category.slice(1)}
+                  </span>
+                  <span className="text-gray-500">
+                    {categoryAchievements.filter(a => achievements.unlocked.includes(a.id)).length} / {categoryAchievements.length}
+                  </span>
+                  {expandedCategory === category ? (
+                    <ChevronUp className="w-4 h-4" />
+                  ) : (
+                    <ChevronDown className="w-4 h-4" />
+                  )}
+                </Button>
+                
+                {expandedCategory === category && (
+                  <div className="pl-2 space-y-2">
+                    {categoryAchievements.map((achievement) => {
+                      const isUnlocked = achievements.unlocked.includes(achievement.id);
+                      const progress = getProgress(achievement.id);
+                      const isRevealed = isAchievementRevealed(achievement, progress);
+                      const progressPercent = Math.min(100, (progress / achievement.requirement.value) * 100);
+                      
+                      if (!isRevealed && !isUnlocked) {
+                        return (
+                          <div key={achievement.id} className="p-2 rounded bg-gray-800/30 border border-gray-700">
+                            <div className="flex items-center gap-2 text-gray-500">
+                              <Lock className="w-4 h-4" />
+                              <span className="text-sm">???</span>
+                            </div>
+                          </div>
+                        );
+                      }
+                      
+                      return (
+                        <div
+                          key={achievement.id}
+                          className={`p-2 rounded border ${
+                            isUnlocked
+                              ? 'bg-amber-900/20 border-amber-600/50'
+                              : 'bg-gray-800/30 border-gray-700'
+                          }`}
+                        >
+                          <div className="flex items-start justify-between mb-1">
+                            <div className="flex items-center gap-2">
+                              {isUnlocked ? (
+                                <CheckCircle className="w-4 h-4 text-amber-400" />
+                              ) : (
+                                <Trophy className="w-4 h-4 text-gray-500" />
+                              )}
+                              <span className={`text-sm font-semibold ${isUnlocked ? 'text-amber-300' : 'text-gray-300'}`}>
+                                {achievement.name}
+                              </span>
+                            </div>
+                            {achievement.reward.title && isUnlocked && (
+                              <Badge className="text-xs bg-purple-900/50 text-purple-300">
+                                Title
+                              </Badge>
+                            )}
+                          </div>
+                          
+                          <div className="text-xs text-gray-400 mb-2">
+                            {achievement.desc}
+                          </div>
+                          
+                          {!isUnlocked && (
+                            <div className="space-y-1">
+                              <Progress value={progressPercent} className="h-1 bg-gray-700" />
+                              <div className="flex justify-between text-xs text-gray-500">
+                                <span>{progress.toLocaleString()} / {achievement.requirement.value.toLocaleString()}</span>
+                                <span>{progressPercent.toFixed(0)}%</span>
+                              </div>
+                            </div>
+                          )}
+                          
+                          {isUnlocked && achievement.reward && (
+                            <div className="text-xs text-amber-400/70">
+                              Reward: 
+                              {achievement.reward.insight && ` +${achievement.reward.insight} Insight`}
+                              {achievement.reward.manaBonus && ` +${achievement.reward.manaBonus} Max Mana`}
+                              {achievement.reward.damageBonus && ` +${(achievement.reward.damageBonus * 100).toFixed(0)}% Damage`}
+                              {achievement.reward.title && ` "${achievement.reward.title}"`}
+                            </div>
+                          )}
+                        </div>
+                      );
+                    })}
+                  </div>
+                )}
+              </div>
+            ))}
+          </div>
+        </ScrollArea>
+      </CardContent>
+    </Card>
+  );
+}

src/components/game/ActionButtons.tsx

@@ -0,0 +1,86 @@
+'use client';
+
+import { Button } from '@/components/ui/button';
+import { Sparkles, Swords, BookOpen, Target, FlaskConical } from 'lucide-react';
+import type { GameAction } from '@/lib/game/types';
+
+interface ActionButtonsProps {
+  currentAction: GameAction;
+  designProgress: { progress: number; required: number } | null;
+  preparationProgress: { progress: number; required: number } | null;
+  applicationProgress: { progress: number; required: number } | null;
+  setAction: (action: GameAction) => void;
+}
+
+export function ActionButtons({
+  currentAction,
+  designProgress,
+  preparationProgress,
+  applicationProgress,
+  setAction,
+}: ActionButtonsProps) {
+  const actions: { id: GameAction; label: string; icon: typeof Swords }[] = [
+    { id: 'meditate', label: 'Meditate', icon: Sparkles },
+    { id: 'climb', label: 'Climb', icon: Swords },
+    { id: 'study', label: 'Study', icon: BookOpen },
+  ];
+
+  const hasDesignProgress = designProgress !== null;
+  const hasPrepProgress = preparationProgress !== null;
+  const hasAppProgress = applicationProgress !== null;
+
+  return (
+    <div className="space-y-2">
+      <div className="grid grid-cols-3 gap-2">
+        {actions.map(({ id, label, icon: Icon }) => (
+          <Button
+            key={id}
+            variant={currentAction === id ? 'default' : 'outline'}
+            size="sm"
+            className={`h-9 ${currentAction === id ? 'bg-blue-600 hover:bg-blue-700' : 'bg-gray-800/50 hover:bg-gray-700/50 border-gray-600'}`}
+            onClick={() => setAction(id)}
+          >
+            <Icon className="w-4 h-4 mr-1" />
+            {label}
+          </Button>
+        ))}
+      </div>
+      
+      {/* Crafting actions row - shown when there's active crafting progress */}
+      {(hasDesignProgress || hasPrepProgress || hasAppProgress) && (
+        <div className="grid grid-cols-3 gap-2">
+          <Button
+            variant={currentAction === 'design' ? 'default' : 'outline'}
+            size="sm"
+            disabled={!hasDesignProgress}
+            className={`h-9 ${currentAction === 'design' ? 'bg-purple-600 hover:bg-purple-700' : 'bg-gray-800/50 hover:bg-gray-700/50 border-gray-600'}`}
+            onClick={() => hasDesignProgress && setAction('design')}
+          >
+            <Target className="w-4 h-4 mr-1" />
+            Design
+          </Button>
+          <Button
+            variant={currentAction === 'prepare' ? 'default' : 'outline'}
+            size="sm"
+            disabled={!hasPrepProgress}
+            className={`h-9 ${currentAction === 'prepare' ? 'bg-purple-600 hover:bg-purple-700' : 'bg-gray-800/50 hover:bg-gray-700/50 border-gray-600'}`}
+            onClick={() => hasPrepProgress && setAction('prepare')}
+          >
+            <FlaskConical className="w-4 h-4 mr-1" />
+            Prepare
+          </Button>
+          <Button
+            variant={currentAction === 'enchant' ? 'default' : 'outline'}
+            size="sm"
+            disabled={!hasAppProgress}
+            className={`h-9 ${currentAction === 'enchant' ? 'bg-purple-600 hover:bg-purple-700' : 'bg-gray-800/50 hover:bg-gray-700/50 border-gray-600'}`}
+            onClick={() => hasAppProgress && setAction('enchant')}
+          >
+            <Sparkles className="w-4 h-4 mr-1" />
+            Enchant
+          </Button>
+        </div>
+      )}
+    </div>
+  );
+}

src/components/game/CalendarDisplay.tsx

@@ -0,0 +1,50 @@
+'use client';
+
+import { Tooltip, TooltipContent, TooltipTrigger } from '@/components/ui/tooltip';
+import { MAX_DAY, INCURSION_START_DAY } from '@/lib/game/constants';
+
+interface CalendarDisplayProps {
+  day: number;
+  hour: number;
+  incursionStrength?: number;
+}
+
+export function CalendarDisplay({ day }: CalendarDisplayProps) {
+  const days: React.ReactElement[] = [];
+  
+  for (let d = 1; d <= MAX_DAY; d++) {
+    let dayClass = 'w-6 h-6 sm:w-7 sm:h-7 rounded text-xs flex items-center justify-center font-mono border transition-all ';
+    
+    if (d < day) {
+      dayClass += 'bg-blue-900/30 border-blue-800/50 text-blue-400';
+    } else if (d === day) {
+      dayClass += 'bg-blue-600/40 border-blue-500 text-blue-300 shadow-lg shadow-blue-500/30';
+    } else {
+      dayClass += 'bg-gray-800/30 border-gray-700/50 text-gray-500';
+    }
+    
+    if (d >= INCURSION_START_DAY) {
+      dayClass += ' border-red-600/50';
+    }
+    
+    days.push(
+      <Tooltip key={d}>
+        <TooltipTrigger asChild>
+          <div className={dayClass}>
+            {d}
+          </div>
+        </TooltipTrigger>
+        <TooltipContent>
+          <p>Day {d}</p>
+          {d >= INCURSION_START_DAY && <p className="text-red-400">Incursion Active</p>}
+        </TooltipContent>
+      </Tooltip>
+    );
+  }
+  
+  return (
+    <div className="grid grid-cols-7 sm:grid-cols-7 md:grid-cols-14 gap-1">
+      {days}
+    </div>
+  );
+}

src/components/game/ComboMeter.tsx

@@ -0,0 +1,143 @@
+'use client';
+
+import { Progress } from '@/components/ui/progress';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { Zap, Flame, Sparkles } from 'lucide-react';
+import type { ComboState } from '@/lib/game/types';
+import { ELEMENTS } from '@/lib/game/constants';
+
+interface ComboMeterProps {
+  combo: ComboState;
+  isClimbing: boolean;
+}
+
+export function ComboMeter({ combo, isClimbing }: ComboMeterProps) {
+  const comboPercent = Math.min(100, combo.count);
+  const multiplierPercent = Math.min(100, ((combo.multiplier - 1) / 2) * 100); // Max 300% = 200% bonus
+  
+  // Combo tier names
+  const getComboTier = (count: number): { name: string; color: string } => {
+    if (count >= 100) return { name: 'LEGENDARY', color: 'text-amber-400' };
+    if (count >= 75) return { name: 'Master', color: 'text-purple-400' };
+    if (count >= 50) return { name: 'Expert', color: 'text-blue-400' };
+    if (count >= 25) return { name: 'Adept', color: 'text-green-400' };
+    if (count >= 10) return { name: 'Novice', color: 'text-cyan-400' };
+    return { name: 'Building...', color: 'text-gray-400' };
+  };
+  
+  const tier = getComboTier(combo.count);
+  const hasElementChain = combo.elementChain.length === 3 && new Set(combo.elementChain).size === 3;
+  
+  if (!isClimbing && combo.count === 0) {
+    return null;
+  }
+  
+  return (
+    <Card className="bg-gray-900/80 border-gray-700">
+      <CardHeader className="pb-2">
+        <CardTitle className="text-amber-400 game-panel-title text-xs flex items-center gap-2">
+          <Zap className="w-4 h-4" />
+          Combo Meter
+          {combo.count >= 10 && (
+            <Badge className={`ml-auto ${tier.color} bg-gray-800`}>
+              {tier.name}
+            </Badge>
+          )}
+        </CardTitle>
+      </CardHeader>
+      <CardContent className="space-y-3">
+        {/* Combo Count */}
+        <div className="space-y-1">
+          <div className="flex justify-between items-center text-sm">
+            <span className="text-gray-400">Hits</span>
+            <span className={`font-bold ${tier.color}`}>
+              {combo.count}
+              {combo.maxCombo > combo.count && (
+                <span className="text-gray-500 text-xs ml-2">max: {combo.maxCombo}</span>
+              )}
+            </span>
+          </div>
+          <Progress 
+            value={comboPercent} 
+            className="h-2 bg-gray-800"
+          />
+        </div>
+        
+        {/* Multiplier */}
+        <div className="space-y-1">
+          <div className="flex justify-between items-center text-sm">
+            <span className="text-gray-400">Multiplier</span>
+            <span className="font-bold text-amber-400">
+              {combo.multiplier.toFixed(2)}x
+            </span>
+          </div>
+          <div className="h-2 bg-gray-800 rounded-full overflow-hidden">
+            <div
+              className="h-full rounded-full transition-all duration-300"
+              style={{
+                width: `${multiplierPercent}%`,
+                background: `linear-gradient(90deg, #F59E0B, #EF4444)`,
+              }}
+            />
+          </div>
+        </div>
+        
+        {/* Element Chain */}
+        {combo.elementChain.length > 0 && (
+          <div className="space-y-1">
+            <div className="flex justify-between items-center text-sm">
+              <span className="text-gray-400">Element Chain</span>
+              {hasElementChain && (
+                <span className="text-green-400 text-xs">+25% bonus!</span>
+              )}
+            </div>
+            <div className="flex gap-1">
+              {combo.elementChain.map((elem, i) => {
+                const elemDef = ELEMENTS[elem];
+                return (
+                  <div
+                    key={i}
+                    className="w-8 h-8 rounded border flex items-center justify-center text-xs"
+                    style={{
+                      borderColor: elemDef?.color || '#60A5FA',
+                      backgroundColor: `${elemDef?.color}20`,
+                      color: elemDef?.color || '#60A5FA',
+                    }}
+                  >
+                    {elemDef?.sym || '?'}
+                  </div>
+                );
+              })}
+              {/* Empty slots */}
+              {Array.from({ length: 3 - combo.elementChain.length }).map((_, i) => (
+                <div
+                  key={`empty-${i}`}
+                  className="w-8 h-8 rounded border border-gray-700 bg-gray-800/50 flex items-center justify-center text-gray-600"
+                >
+                  ?
+                </div>
+              ))}
+            </div>
+          </div>
+        )}
+        
+        {/* Decay Warning */}
+        {isClimbing && combo.count > 0 && combo.decayTimer <= 3 && (
+          <div className="text-xs text-red-400 flex items-center gap-1">
+            <Flame className="w-3 h-3" />
+            Combo decaying soon!
+          </div>
+        )}
+        
+        {/* Not climbing warning */}
+        {!isClimbing && combo.count > 0 && (
+          <div className="text-xs text-amber-400 flex items-center gap-1">
+            <Sparkles className="w-3 h-3" />
+            Resume climbing to maintain combo
+          </div>
+        )}
+      </CardContent>
+    </Card>
+  );
+}

src/components/game/CraftingProgress.tsx

@@ -0,0 +1,161 @@
+'use client';
+
+import { Button } from '@/components/ui/button';
+import { Progress } from '@/components/ui/progress';
+import { Target, FlaskConical, Sparkles, Play, Pause, X } from 'lucide-react';
+import { fmt } from '@/lib/game/store';
+import { formatStudyTime } from '@/lib/game/formatting';
+import type { EquipmentInstance, EnchantmentDesign } from '@/lib/game/types';
+
+interface CraftingProgressProps {
+  designProgress: { designId: string; progress: number; required: number } | null;
+  preparationProgress: { equipmentInstanceId: string; progress: number; required: number; manaCostPaid: number } | null;
+  applicationProgress: { equipmentInstanceId: string; designId: string; progress: number; required: number; manaPerHour: number; paused: boolean } | null;
+  equipmentInstances: Record<string, EquipmentInstance>;
+  enchantmentDesigns: EnchantmentDesign[];
+  cancelDesign: () => void;
+  cancelPreparation: () => void;
+  pauseApplication: () => void;
+  resumeApplication: () => void;
+  cancelApplication: () => void;
+}
+
+export function CraftingProgress({
+  designProgress,
+  preparationProgress,
+  applicationProgress,
+  equipmentInstances,
+  enchantmentDesigns,
+  cancelDesign,
+  cancelPreparation,
+  pauseApplication,
+  resumeApplication,
+  cancelApplication,
+}: CraftingProgressProps) {
+  const progressSections: React.ReactNode[] = [];
+
+  // Design progress
+  if (designProgress) {
+    const progressPct = Math.min(100, (designProgress.progress / designProgress.required) * 100);
+    progressSections.push(
+      <div key="design" className="p-3 rounded border border-cyan-600/50 bg-cyan-900/20">
+        <div className="flex items-center justify-between mb-2">
+          <div className="flex items-center gap-2">
+            <Target className="w-4 h-4 text-cyan-400" />
+            <span className="text-sm font-semibold text-cyan-300">
+              Designing Enchantment
+            </span>
+          </div>
+          <Button
+            variant="ghost"
+            size="sm"
+            className="h-6 w-6 p-0 text-gray-400 hover:text-white"
+            onClick={cancelDesign}
+          >
+            <X className="w-4 h-4" />
+          </Button>
+        </div>
+        <Progress value={progressPct} className="h-2 bg-gray-800" />
+        <div className="flex justify-between text-xs text-gray-400 mt-1">
+          <span>{formatStudyTime(designProgress.progress)} / {formatStudyTime(designProgress.required)}</span>
+          <span>Design Time</span>
+        </div>
+      </div>
+    );
+  }
+
+  // Preparation progress
+  if (preparationProgress) {
+    const progressPct = Math.min(100, (preparationProgress.progress / preparationProgress.required) * 100);
+    const instance = equipmentInstances[preparationProgress.equipmentInstanceId];
+    progressSections.push(
+      <div key="prepare" className="p-3 rounded border border-green-600/50 bg-green-900/20">
+        <div className="flex items-center justify-between mb-2">
+          <div className="flex items-center gap-2">
+            <FlaskConical className="w-4 h-4 text-green-400" />
+            <span className="text-sm font-semibold text-green-300">
+              Preparing {instance?.name || 'Equipment'}
+            </span>
+          </div>
+          <Button
+            variant="ghost"
+            size="sm"
+            className="h-6 w-6 p-0 text-gray-400 hover:text-white"
+            onClick={cancelPreparation}
+          >
+            <X className="w-4 h-4" />
+          </Button>
+        </div>
+        <Progress value={progressPct} className="h-2 bg-gray-800" />
+        <div className="flex justify-between text-xs text-gray-400 mt-1">
+          <span>{formatStudyTime(preparationProgress.progress)} / {formatStudyTime(preparationProgress.required)}</span>
+          <span>Mana spent: {fmt(preparationProgress.manaCostPaid)}</span>
+        </div>
+      </div>
+    );
+  }
+
+  // Application progress
+  if (applicationProgress) {
+    const progressPct = Math.min(100, (applicationProgress.progress / applicationProgress.required) * 100);
+    const instance = equipmentInstances[applicationProgress.equipmentInstanceId];
+    const design = enchantmentDesigns.find(d => d.id === applicationProgress.designId);
+    progressSections.push(
+      <div key="enchant" className="p-3 rounded border border-amber-600/50 bg-amber-900/20">
+        <div className="flex items-center justify-between mb-2">
+          <div className="flex items-center gap-2">
+            <Sparkles className="w-4 h-4 text-amber-400" />
+            <span className="text-sm font-semibold text-amber-300">
+              Enchanting {instance?.name || 'Equipment'}
+            </span>
+          </div>
+          <div className="flex gap-1">
+            {applicationProgress.paused ? (
+              <Button
+                variant="ghost"
+                size="sm"
+                className="h-6 w-6 p-0 text-green-400 hover:text-green-300"
+                onClick={resumeApplication}
+              >
+                <Play className="w-4 h-4" />
+              </Button>
+            ) : (
+              <Button
+                variant="ghost"
+                size="sm"
+                className="h-6 w-6 p-0 text-yellow-400 hover:text-yellow-300"
+                onClick={pauseApplication}
+              >
+                <Pause className="w-4 h-4" />
+              </Button>
+            )}
+            <Button
+              variant="ghost"
+              size="sm"
+              className="h-6 w-6 p-0 text-gray-400 hover:text-white"
+              onClick={cancelApplication}
+            >
+              <X className="w-4 h-4" />
+            </Button>
+          </div>
+        </div>
+        <Progress value={progressPct} className="h-2 bg-gray-800" />
+        <div className="flex justify-between text-xs text-gray-400 mt-1">
+          <span>{formatStudyTime(applicationProgress.progress)} / {formatStudyTime(applicationProgress.required)}</span>
+          <span>Mana/hr: {fmt(applicationProgress.manaPerHour)}</span>
+        </div>
+        {design && (
+          <div className="text-xs text-amber-400/70 mt-1">
+            Applying: {design.name}
+          </div>
+        )}
+      </div>
+    );
+  }
+
+  return progressSections.length > 0 ? (
+    <div className="space-y-2">
+      {progressSections}
+    </div>
+  ) : null;
+}

src/components/game/LootInventory.tsx

@@ -0,0 +1,460 @@
+'use client';
+
+import { useState } from 'react';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { Button } from '@/components/ui/button';
+import { ScrollArea } from '@/components/ui/scroll-area';
+import { Separator } from '@/components/ui/separator';
+import { Input } from '@/components/ui/input';
+import { 
+  Gem, Sparkles, Scroll, Droplet, Trash2, Search, 
+  Package, Sword, Shield, Shirt, Crown, ArrowUpDown,
+  Wrench, AlertTriangle
+} from 'lucide-react';
+import type { LootInventory as LootInventoryType, EquipmentInstance, ElementState } from '@/lib/game/types';
+import { LOOT_DROPS, RARITY_COLORS } from '@/lib/game/data/loot-drops';
+import { EQUIPMENT_TYPES } from '@/lib/game/data/equipment';
+import { ELEMENTS } from '@/lib/game/constants';
+import {
+  AlertDialog,
+  AlertDialogAction,
+  AlertDialogCancel,
+  AlertDialogContent,
+  AlertDialogDescription,
+  AlertDialogFooter,
+  AlertDialogHeader,
+  AlertDialogTitle,
+} from '@/components/ui/alert-dialog';
+
+interface LootInventoryProps {
+  inventory: LootInventoryType;
+  elements?: Record<string, ElementState>;
+  equipmentInstances?: Record<string, EquipmentInstance>;
+  onDeleteMaterial?: (materialId: string, amount: number) => void;
+  onDeleteEquipment?: (instanceId: string) => void;
+}
+
+type SortMode = 'name' | 'rarity' | 'count';
+type FilterMode = 'all' | 'materials' | 'essence' | 'blueprints' | 'equipment';
+
+const RARITY_ORDER = {
+  common: 0,
+  uncommon: 1,
+  rare: 2,
+  epic: 3,
+  legendary: 4,
+  mythic: 5,
+};
+
+const CATEGORY_ICONS: Record<string, typeof Sword> = {
+  caster: Sword,
+  shield: Shield,
+  catalyst: Sparkles,
+  head: Crown,
+  body: Shirt,
+  hands: Wrench,
+  feet: Package,
+  accessory: Gem,
+};
+
+export function LootInventoryDisplay({ 
+  inventory, 
+  elements,
+  equipmentInstances = {},
+  onDeleteMaterial,
+  onDeleteEquipment,
+}: LootInventoryProps) {
+  const [searchTerm, setSearchTerm] = useState('');
+  const [sortMode, setSortMode] = useState<SortMode>('rarity');
+  const [filterMode, setFilterMode] = useState<FilterMode>('all');
+  const [deleteConfirm, setDeleteConfirm] = useState<{ type: 'material' | 'equipment'; id: string; name: string } | null>(null);
+
+  // Count items
+  const materialCount = Object.values(inventory.materials).reduce((a, b) => a + b, 0);
+  const essenceCount = elements ? Object.values(elements).reduce((a, e) => a + e.current, 0) : 0;
+  const blueprintCount = inventory.blueprints.length;
+  const equipmentCount = Object.keys(equipmentInstances).length;
+  const totalItems = materialCount + blueprintCount + equipmentCount;
+
+  // Filter and sort materials
+  const filteredMaterials = Object.entries(inventory.materials)
+    .filter(([id, count]) => {
+      if (count <= 0) return false;
+      const drop = LOOT_DROPS[id];
+      if (!drop) return false;
+      if (searchTerm && !drop.name.toLowerCase().includes(searchTerm.toLowerCase())) return false;
+      return true;
+    })
+    .sort(([aId, aCount], [bId, bCount]) => {
+      const aDrop = LOOT_DROPS[aId];
+      const bDrop = LOOT_DROPS[bId];
+      if (!aDrop || !bDrop) return 0;
+      
+      switch (sortMode) {
+        case 'name':
+          return aDrop.name.localeCompare(bDrop.name);
+        case 'rarity':
+          return RARITY_ORDER[bDrop.rarity] - RARITY_ORDER[aDrop.rarity];
+        case 'count':
+          return bCount - aCount;
+        default:
+          return 0;
+      }
+    });
+
+  // Filter and sort essence
+  const filteredEssence = elements 
+    ? Object.entries(elements)
+        .filter(([id, state]) => {
+          if (!state.unlocked || state.current <= 0) return false;
+          if (searchTerm && !ELEMENTS[id]?.name.toLowerCase().includes(searchTerm.toLowerCase())) return false;
+          return true;
+        })
+        .sort(([aId, aState], [bId, bState]) => {
+          switch (sortMode) {
+            case 'name':
+              return (ELEMENTS[aId]?.name || aId).localeCompare(ELEMENTS[bId]?.name || bId);
+            case 'count':
+              return bState.current - aState.current;
+            default:
+              return 0;
+          }
+        })
+    : [];
+
+  // Filter and sort equipment
+  const filteredEquipment = Object.entries(equipmentInstances)
+    .filter(([id, instance]) => {
+      if (searchTerm && !instance.name.toLowerCase().includes(searchTerm.toLowerCase())) return false;
+      return true;
+    })
+    .sort(([aId, aInst], [bId, bInst]) => {
+      switch (sortMode) {
+        case 'name':
+          return aInst.name.localeCompare(bInst.name);
+        case 'rarity':
+          return RARITY_ORDER[bInst.rarity] - RARITY_ORDER[aInst.rarity];
+        default:
+          return 0;
+      }
+    });
+
+  // Check if we have anything to show
+  const hasItems = totalItems > 0 || essenceCount > 0;
+
+  if (!hasItems) {
+    return (
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 game-panel-title text-xs flex items-center gap-2">
+            <Gem className="w-4 h-4" />
+            Inventory
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="text-gray-500 text-sm text-center py-4">
+            No items collected yet. Defeat floors and guardians to find loot!
+          </div>
+        </CardContent>
+      </Card>
+    );
+  }
+
+  const handleDeleteMaterial = (materialId: string) => {
+    const drop = LOOT_DROPS[materialId];
+    if (drop) {
+      setDeleteConfirm({ type: 'material', id: materialId, name: drop.name });
+    }
+  };
+
+  const handleDeleteEquipment = (instanceId: string) => {
+    const instance = equipmentInstances[instanceId];
+    if (instance) {
+      setDeleteConfirm({ type: 'equipment', id: instanceId, name: instance.name });
+    }
+  };
+
+  const confirmDelete = () => {
+    if (!deleteConfirm) return;
+    
+    if (deleteConfirm.type === 'material' && onDeleteMaterial) {
+      onDeleteMaterial(deleteConfirm.id, inventory.materials[deleteConfirm.id] || 0);
+    } else if (deleteConfirm.type === 'equipment' && onDeleteEquipment) {
+      onDeleteEquipment(deleteConfirm.id);
+    }
+    
+    setDeleteConfirm(null);
+  };
+
+  return (
+    <>
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 game-panel-title text-xs flex items-center gap-2">
+            <Gem className="w-4 h-4" />
+            Inventory
+            <Badge className="ml-auto bg-gray-800 text-gray-300 text-xs">
+              {totalItems} items
+            </Badge>
+          </CardTitle>
+        </CardHeader>
+        <CardContent className="space-y-3">
+          {/* Search and Filter Controls */}
+          <div className="flex gap-2">
+            <div className="relative flex-1">
+              <Search className="absolute left-2 top-1/2 -translate-y-1/2 w-3 h-3 text-gray-500" />
+              <Input
+                placeholder="Search..."
+                value={searchTerm}
+                onChange={(e) => setSearchTerm(e.target.value)}
+                className="h-7 pl-7 bg-gray-800/50 border-gray-700 text-xs"
+              />
+            </div>
+            <Button
+              variant="outline"
+              size="sm"
+              className="h-7 px-2 bg-gray-800/50"
+              onClick={() => setSortMode(sortMode === 'rarity' ? 'name' : sortMode === 'name' ? 'count' : 'rarity')}
+            >
+              <ArrowUpDown className="w-3 h-3" />
+            </Button>
+          </div>
+
+          {/* Filter Tabs */}
+          <div className="flex gap-1 flex-wrap">
+            {[
+              { mode: 'all' as FilterMode, label: 'All' },
+              { mode: 'materials' as FilterMode, label: `Materials (${materialCount})` },
+              { mode: 'essence' as FilterMode, label: `Essence (${essenceCount})` },
+              { mode: 'blueprints' as FilterMode, label: `Blueprints (${blueprintCount})` },
+              { mode: 'equipment' as FilterMode, label: `Equipment (${equipmentCount})` },
+            ].map(({ mode, label }) => (
+              <Button
+                key={mode}
+                variant={filterMode === mode ? 'default' : 'outline'}
+                size="sm"
+                className={`h-6 px-2 text-xs ${filterMode === mode ? 'bg-amber-600 hover:bg-amber-700' : 'bg-gray-800/50'}`}
+                onClick={() => setFilterMode(mode)}
+              >
+                {label}
+              </Button>
+            ))}
+          </div>
+
+          <Separator className="bg-gray-700" />
+
+          <ScrollArea className="h-64">
+            <div className="space-y-3">
+              {/* Materials */}
+              {(filterMode === 'all' || filterMode === 'materials') && filteredMaterials.length > 0 && (
+                <div>
+                  <div className="text-xs text-gray-500 mb-2 flex items-center gap-1">
+                    <Sparkles className="w-3 h-3" />
+                    Materials
+                  </div>
+                  <div className="grid grid-cols-2 gap-2">
+                    {filteredMaterials.map(([id, count]) => {
+                      const drop = LOOT_DROPS[id];
+                      if (!drop) return null;
+                      const rarityStyle = RARITY_COLORS[drop.rarity];
+                      return (
+                        <div
+                          key={id}
+                          className="p-2 rounded border bg-gray-800/50 group relative"
+                          style={{
+                            borderColor: rarityStyle?.color || '#9CA3AF',
+                          }}
+                        >
+                          <div className="flex items-start justify-between">
+                            <div>
+                              <div className="text-xs font-semibold" style={{ color: rarityStyle?.color }}>
+                                {drop.name}
+                              </div>
+                              <div className="text-xs text-gray-400">
+                                x{count}
+                              </div>
+                              <div className="text-xs text-gray-500 capitalize">
+                                {drop.rarity}
+                              </div>
+                            </div>
+                            {onDeleteMaterial && (
+                              <Button
+                                variant="ghost"
+                                size="sm"
+                                className="h-5 w-5 p-0 opacity-0 group-hover:opacity-100 text-red-400 hover:text-red-300 hover:bg-red-900/20"
+                                onClick={() => handleDeleteMaterial(id)}
+                              >
+                                <Trash2 className="w-3 h-3" />
+                              </Button>
+                            )}
+                          </div>
+                        </div>
+                      );
+                    })}
+                  </div>
+                </div>
+              )}
+
+              {/* Essence */}
+              {(filterMode === 'all' || filterMode === 'essence') && filteredEssence.length > 0 && (
+                <div>
+                  <div className="text-xs text-gray-500 mb-2 flex items-center gap-1">
+                    <Droplet className="w-3 h-3" />
+                    Elemental Essence
+                  </div>
+                  <div className="grid grid-cols-2 gap-2">
+                    {filteredEssence.map(([id, state]) => {
+                      const elem = ELEMENTS[id];
+                      if (!elem) return null;
+                      return (
+                        <div
+                          key={id}
+                          className="p-2 rounded border bg-gray-800/50"
+                          style={{
+                            borderColor: elem.color,
+                          }}
+                        >
+                          <div className="flex items-center gap-1">
+                            <span style={{ color: elem.color }}>{elem.sym}</span>
+                            <span className="text-xs font-semibold" style={{ color: elem.color }}>
+                              {elem.name}
+                            </span>
+                          </div>
+                          <div className="text-xs text-gray-400">
+                            {state.current} / {state.max}
+                          </div>
+                        </div>
+                      );
+                    })}
+                  </div>
+                </div>
+              )}
+
+              {/* Blueprints */}
+              {(filterMode === 'all' || filterMode === 'blueprints') && inventory.blueprints.length > 0 && (
+                <div>
+                  <div className="text-xs text-gray-500 mb-2 flex items-center gap-1">
+                    <Scroll className="w-3 h-3" />
+                    Blueprints (permanent)
+                  </div>
+                  <div className="flex flex-wrap gap-1">
+                    {inventory.blueprints.map((id) => {
+                      const drop = LOOT_DROPS[id];
+                      if (!drop) return null;
+                      const rarityStyle = RARITY_COLORS[drop.rarity];
+                      return (
+                        <Badge
+                          key={id}
+                          className="text-xs"
+                          style={{
+                            backgroundColor: `${rarityStyle?.color}20`,
+                            color: rarityStyle?.color,
+                            borderColor: rarityStyle?.color,
+                          }}
+                        >
+                          {drop.name}
+                        </Badge>
+                      );
+                    })}
+                  </div>
+                  <div className="text-xs text-gray-500 mt-1 italic">
+                    Blueprints are permanent unlocks - use them to craft equipment
+                  </div>
+                </div>
+              )}
+
+              {/* Equipment */}
+              {(filterMode === 'all' || filterMode === 'equipment') && filteredEquipment.length > 0 && (
+                <div>
+                  <div className="text-xs text-gray-500 mb-2 flex items-center gap-1">
+                    <Package className="w-3 h-3" />
+                    Equipment
+                  </div>
+                  <div className="space-y-2">
+                    {filteredEquipment.map(([id, instance]) => {
+                      const type = EQUIPMENT_TYPES[instance.typeId];
+                      const Icon = type ? CATEGORY_ICONS[type.category] || Package : Package;
+                      const rarityStyle = RARITY_COLORS[instance.rarity];
+                      
+                      return (
+                        <div
+                          key={id}
+                          className="p-2 rounded border bg-gray-800/50 group"
+                          style={{
+                            borderColor: rarityStyle?.color || '#9CA3AF',
+                          }}
+                        >
+                          <div className="flex items-start justify-between">
+                            <div className="flex items-start gap-2">
+                              <Icon className="w-4 h-4 mt-0.5" style={{ color: rarityStyle?.color }} />
+                              <div>
+                                <div className="text-xs font-semibold" style={{ color: rarityStyle?.color }}>
+                                  {instance.name}
+                                </div>
+                                <div className="text-xs text-gray-400">
+                                  {type?.name} • {instance.usedCapacity}/{instance.totalCapacity} cap
+                                </div>
+                                <div className="text-xs text-gray-500 capitalize">
+                                  {instance.rarity} • {instance.enchantments.length} enchants
+                                </div>
+                              </div>
+                            </div>
+                            {onDeleteEquipment && (
+                              <Button
+                                variant="ghost"
+                                size="sm"
+                                className="h-5 w-5 p-0 opacity-0 group-hover:opacity-100 text-red-400 hover:text-red-300 hover:bg-red-900/20"
+                                onClick={() => handleDeleteEquipment(id)}
+                              >
+                                <Trash2 className="w-3 h-3" />
+                              </Button>
+                            )}
+                          </div>
+                        </div>
+                      );
+                    })}
+                  </div>
+                </div>
+              )}
+            </div>
+          </ScrollArea>
+        </CardContent>
+      </Card>
+
+      {/* Delete Confirmation Dialog */}
+      <AlertDialog open={!!deleteConfirm} onOpenChange={() => setDeleteConfirm(null)}>
+        <AlertDialogContent className="bg-gray-900 border-gray-700">
+          <AlertDialogHeader>
+            <AlertDialogTitle className="text-amber-400 flex items-center gap-2">
+              <AlertTriangle className="w-5 h-5" />
+              Delete Item
+            </AlertDialogTitle>
+            <AlertDialogDescription className="text-gray-300">
+              Are you sure you want to delete <strong>{deleteConfirm?.name}</strong>?
+              {deleteConfirm?.type === 'material' && (
+                <span className="block mt-2 text-red-400">
+                  This will delete ALL {inventory.materials[deleteConfirm?.id || ''] || 0} of this material!
+                </span>
+              )}
+              {deleteConfirm?.type === 'equipment' && (
+                <span className="block mt-2 text-red-400">
+                  This equipment and all its enchantments will be permanently lost!
+                </span>
+              )}
+            </AlertDialogDescription>
+          </AlertDialogHeader>
+          <AlertDialogFooter>
+            <AlertDialogCancel className="bg-gray-800 border-gray-700">Cancel</AlertDialogCancel>
+            <AlertDialogAction 
+              className="bg-red-600 hover:bg-red-700"
+              onClick={confirmDelete}
+            >
+              Delete
+            </AlertDialogAction>
+          </AlertDialogFooter>
+        </AlertDialogContent>
+      </AlertDialog>
+    </>
+  );
+}

src/components/game/ManaDisplay.tsx

@@ -0,0 +1,123 @@
+'use client';
+
+import { Button } from '@/components/ui/button';
+import { Progress } from '@/components/ui/progress';
+import { Card, CardContent } from '@/components/ui/card';
+import { Zap, ChevronDown, ChevronUp } from 'lucide-react';
+import { fmt, fmtDec } from '@/lib/game/store';
+import { ELEMENTS } from '@/lib/game/constants';
+import { useState } from 'react';
+
+interface ManaDisplayProps {
+  rawMana: number;
+  maxMana: number;
+  effectiveRegen: number;
+  meditationMultiplier: number;
+  clickMana: number;
+  isGathering: boolean;
+  onGatherStart: () => void;
+  onGatherEnd: () => void;
+  elements: Record<string, { current: number; max: number; unlocked: boolean }>;
+}
+
+export function ManaDisplay({
+  rawMana,
+  maxMana,
+  effectiveRegen,
+  meditationMultiplier,
+  clickMana,
+  isGathering,
+  onGatherStart,
+  onGatherEnd,
+  elements,
+}: ManaDisplayProps) {
+  const [expanded, setExpanded] = useState(true);
+  
+  // Get unlocked elements sorted by current amount
+  const unlockedElements = Object.entries(elements)
+    .filter(([, state]) => state.unlocked)
+    .sort((a, b) => b[1].current - a[1].current);
+
+  return (
+    <Card className="bg-gray-900/80 border-gray-700">
+      <CardContent className="pt-4 space-y-3">
+        {/* Raw Mana - Main Display */}
+        <div>
+          <div className="flex items-baseline gap-1">
+            <span className="text-3xl font-bold game-mono text-blue-400">{fmt(rawMana)}</span>
+            <span className="text-sm text-gray-400">/ {fmt(maxMana)}</span>
+          </div>
+          <div className="text-xs text-gray-400">
+            +{fmtDec(effectiveRegen)} mana/hr {meditationMultiplier > 1.01 && <span className="text-purple-400">({fmtDec(meditationMultiplier, 1)}x med)</span>}
+          </div>
+        </div>
+        
+        <Progress
+          value={(rawMana / maxMana) * 100}
+          className="h-2 bg-gray-800"
+        />
+        
+        <Button
+          className={`w-full bg-gradient-to-r from-blue-600 to-purple-600 hover:from-blue-700 hover:to-purple-700 ${isGathering ? 'animate-pulse' : ''}`}
+          onMouseDown={onGatherStart}
+          onMouseUp={onGatherEnd}
+          onMouseLeave={onGatherEnd}
+          onTouchStart={onGatherStart}
+          onTouchEnd={onGatherEnd}
+        >
+          <Zap className="w-4 h-4 mr-2" />
+          Gather +{clickMana} Mana
+          {isGathering && <span className="ml-2 text-xs">(Holding...)</span>}
+        </Button>
+        
+        {/* Elemental Mana Pools */}
+        {unlockedElements.length > 0 && (
+          <div className="border-t border-gray-700 pt-3 mt-3">
+            <button
+              onClick={() => setExpanded(!expanded)}
+              className="flex items-center justify-between w-full text-xs text-gray-400 hover:text-gray-300 mb-2"
+            >
+              <span>Elemental Mana ({unlockedElements.length})</span>
+              {expanded ? <ChevronUp className="w-3 h-3" /> : <ChevronDown className="w-3 h-3" />}
+            </button>
+            
+            {expanded && (
+              <div className="grid grid-cols-2 gap-2">
+                {unlockedElements.map(([id, state]) => {
+                  const elem = ELEMENTS[id];
+                  if (!elem) return null;
+                  
+                  return (
+                    <div 
+                      key={id} 
+                      className="p-2 rounded bg-gray-800/50 border border-gray-700"
+                    >
+                      <div className="flex items-center gap-1 mb-1">
+                        <span style={{ color: elem.color }}>{elem.sym}</span>
+                        <span className="text-xs font-medium" style={{ color: elem.color }}>
+                          {elem.name}
+                        </span>
+                      </div>
+                      <div className="h-1.5 bg-gray-700 rounded-full overflow-hidden mb-1">
+                        <div 
+                          className="h-full rounded-full transition-all"
+                          style={{ 
+                            width: `${Math.min(100, (state.current / state.max) * 100)}%`,
+                            backgroundColor: elem.color 
+                          }}
+                        />
+                      </div>
+                      <div className="text-xs text-gray-400 game-mono">
+                        {fmt(state.current)}/{fmt(state.max)}
+                      </div>
+                    </div>
+                  );
+                })}
+              </div>
+            )}
+          </div>
+        )}
+      </CardContent>
+    </Card>
+  );
+}

src/components/game/StudyProgress.tsx

@@ -0,0 +1,57 @@
+'use client';
+
+import { Button } from '@/components/ui/button';
+import { Progress } from '@/components/ui/progress';
+import { BookOpen, X } from 'lucide-react';
+import { SKILLS_DEF, SPELLS_DEF } from '@/lib/game/constants';
+import { formatStudyTime } from '@/lib/game/formatting';
+import type { StudyTarget } from '@/lib/game/types';
+
+interface StudyProgressProps {
+  currentStudyTarget: StudyTarget | null;
+  skills: Record<string, number>;
+  studySpeedMult: number;
+  cancelStudy: () => void;
+}
+
+export function StudyProgress({
+  currentStudyTarget,
+  skills,
+  studySpeedMult,
+  cancelStudy,
+}: StudyProgressProps) {
+  if (!currentStudyTarget) return null;
+  
+  const target = currentStudyTarget;
+  const progressPct = Math.min(100, (target.progress / target.required) * 100);
+  const isSkill = target.type === 'skill';
+  const def = isSkill ? SKILLS_DEF[target.id] : SPELLS_DEF[target.id];
+  const currentLevel = isSkill ? (skills[target.id] || 0) : 0;
+  
+  return (
+    <div className="p-3 rounded border border-purple-600/50 bg-purple-900/20">
+      <div className="flex items-center justify-between mb-2">
+        <div className="flex items-center gap-2">
+          <BookOpen className="w-4 h-4 text-purple-400" />
+          <span className="text-sm font-semibold text-purple-300">
+            {def?.name}
+            {isSkill && ` Lv.${currentLevel + 1}`}
+          </span>
+        </div>
+        <Button
+          variant="ghost"
+          size="sm"
+          className="h-6 w-6 p-0 text-gray-400 hover:text-white"
+          onClick={cancelStudy}
+        >
+          <X className="w-4 h-4" />
+        </Button>
+      </div>
+      <Progress value={progressPct} className="h-2 bg-gray-800" />
+      <div className="flex justify-between text-xs text-gray-400 mt-1">
+        <span>{formatStudyTime(target.progress)} / {formatStudyTime(target.required)}</span>
+        <span>{studySpeedMult.toFixed(1)}x speed</span>
+      </div>
+    </div>
+  );
+}

src/components/game/TimeDisplay.tsx

@@ -0,0 +1,51 @@
+'use client';
+
+import { Play, Pause } from 'lucide-react';
+import { Button } from '@/components/ui/button';
+import { fmt } from '@/lib/game/store';
+import { formatHour } from '@/lib/game/formatting';
+
+interface TimeDisplayProps {
+  day: number;
+  hour: number;
+  insight: number;
+  paused: boolean;
+  onTogglePause: () => void;
+}
+
+export function TimeDisplay({
+  day,
+  hour,
+  insight,
+  paused,
+  onTogglePause,
+}: TimeDisplayProps) {
+  return (
+    <div className="flex items-center gap-4">
+      <div className="text-center">
+        <div className="text-lg font-bold game-mono text-amber-400">
+          Day {day}
+        </div>
+        <div className="text-xs text-gray-400">
+          {formatHour(hour)}
+        </div>
+      </div>
+      
+      <div className="text-center">
+        <div className="text-lg font-bold game-mono text-purple-400">
+          {fmt(insight)}
+        </div>
+        <div className="text-xs text-gray-400">Insight</div>
+      </div>
+      
+      <Button
+        variant="ghost"
+        size="sm"
+        onClick={onTogglePause}
+        className="text-gray-400 hover:text-white"
+      >
+        {paused ? <Play className="w-4 h-4" /> : <Pause className="w-4 h-4" />}
+      </Button>
+    </div>
+  );
+}

src/components/game/UpgradeDialog.tsx

@@ -0,0 +1,115 @@
+'use client';
+
+import { SKILLS_DEF } from '@/lib/game/constants';
+import type { SkillUpgradeChoice } from '@/lib/game/types';
+import { Button } from '@/components/ui/button';
+import { Badge } from '@/components/ui/badge';
+import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogDescription } from '@/components/ui/dialog';
+
+export interface UpgradeDialogProps {
+  open: boolean;
+  skillId: string | null;
+  milestone: 5 | 10;
+  pendingSelections: string[];
+  available: SkillUpgradeChoice[];
+  alreadySelected: string[];
+  onToggle: (upgradeId: string) => void;
+  onConfirm: () => void;
+  onCancel: () => void;
+  onOpenChange: (open: boolean) => void;
+}
+
+export function UpgradeDialog({
+  open,
+  skillId,
+  milestone,
+  pendingSelections,
+  available,
+  alreadySelected,
+  onToggle,
+  onConfirm,
+  onCancel,
+  onOpenChange,
+}: UpgradeDialogProps) {
+  if (!skillId) return null;
+  
+  const skillDef = SKILLS_DEF[skillId];
+  const currentSelections = pendingSelections.length > 0 ? pendingSelections : alreadySelected;
+  
+  return (
+    <Dialog open={open} onOpenChange={onOpenChange}>
+      <DialogContent className="bg-gray-900 border-gray-700 max-w-lg">
+        <DialogHeader>
+          <DialogTitle className="text-amber-400">
+            Choose Upgrade - {skillDef?.name || skillId}
+          </DialogTitle>
+          <DialogDescription className="text-gray-400">
+            Level {milestone} Milestone - Select 2 upgrades ({currentSelections.length}/2 chosen)
+          </DialogDescription>
+        </DialogHeader>
+        
+        <div className="space-y-2 mt-4">
+          {available.map((upgrade) => {
+            const isSelected = currentSelections.includes(upgrade.id);
+            const canToggle = currentSelections.length < 2 || isSelected;
+            
+            return (
+              <div
+                key={upgrade.id}
+                className={`p-3 rounded border cursor-pointer transition-all ${
+                  isSelected 
+                    ? 'border-amber-500 bg-amber-900/30' 
+                    : canToggle 
+                      ? 'border-gray-600 bg-gray-800/50 hover:border-amber-500/50 hover:bg-gray-800' 
+                      : 'border-gray-700 bg-gray-800/30 opacity-50 cursor-not-allowed'
+                }`}
+                onClick={() => {
+                  if (canToggle) {
+                    onToggle(upgrade.id);
+                  }
+                }}
+              >
+                <div className="flex items-center justify-between">
+                  <div className="font-semibold text-sm text-amber-300">{upgrade.name}</div>
+                  {isSelected && <Badge className="bg-amber-600 text-amber-100">Selected</Badge>}
+                </div>
+                <div className="text-xs text-gray-400 mt-1">{upgrade.desc}</div>
+                {upgrade.effect.type === 'multiplier' && (
+                  <div className="text-xs text-green-400 mt-1">
+                    +{Math.round((upgrade.effect.value! - 1) * 100)}% {upgrade.effect.stat}
+                  </div>
+                )}
+                {upgrade.effect.type === 'bonus' && (
+                  <div className="text-xs text-blue-400 mt-1">
+                    +{upgrade.effect.value} {upgrade.effect.stat}
+                  </div>
+                )}
+                {upgrade.effect.type === 'special' && (
+                  <div className="text-xs text-cyan-400 mt-1">
+                    ⚡ {upgrade.effect.specialDesc || 'Special effect'}
+                  </div>
+                )}
+              </div>
+            );
+          })}
+        </div>
+        
+        <div className="flex justify-end gap-2 mt-4">
+          <Button 
+            variant="outline" 
+            onClick={onCancel}
+          >
+            Cancel
+          </Button>
+          <Button 
+            variant="default"
+            onClick={onConfirm}
+            disabled={currentSelections.length !== 2}
+          >
+            {currentSelections.length < 2 ? `Select ${2 - currentSelections.length} more` : 'Confirm'}
+          </Button>
+        </div>
+      </DialogContent>
+    </Dialog>
+  );
+}

src/components/game/index.ts

@@ -0,0 +1,20 @@
+// ─── Game Components Index ──────────────────────────────────────────────────────
+// Re-exports all game tab components for cleaner imports
+
+// Tab components
+export { CraftingTab } from './tabs/CraftingTab';
+export { SpireTab } from './tabs/SpireTab';
+export { SpellsTab } from './tabs/SpellsTab';
+export { LabTab } from './tabs/LabTab';
+export { SkillsTab } from './tabs/SkillsTab';
+export { StatsTab } from './tabs/StatsTab';
+
+// UI components
+export { ActionButtons } from './ActionButtons';
+export { CalendarDisplay } from './CalendarDisplay';
+export { ComboMeter } from './ComboMeter';
+export { CraftingProgress } from './CraftingProgress';
+export { StudyProgress } from './StudyProgress';
+export { ManaDisplay } from './ManaDisplay';
+export { TimeDisplay } from './TimeDisplay';
+export { UpgradeDialog } from './UpgradeDialog';

src/components/game/tabs/AttunementsTab.tsx

@@ -0,0 +1,268 @@
+'use client';
+
+import { ATTUNEMENTS_DEF, ATTUNEMENT_SLOT_NAMES, getTotalAttunementRegen, getAvailableSkillCategories, getAttunementXPForLevel, MAX_ATTUNEMENT_LEVEL, getAttunementConversionRate } from '@/lib/game/data/attunements';
+import { ELEMENTS } from '@/lib/game/constants';
+import type { GameStore, AttunementState } from '@/lib/game/types';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { Button } from '@/components/ui/button';
+import { Progress } from '@/components/ui/progress';
+import { Lock, Sparkles, TrendingUp } from 'lucide-react';
+
+export interface AttunementsTabProps {
+  store: GameStore;
+}
+
+export function AttunementsTab({ store }: AttunementsTabProps) {
+  const attunements = store.attunements || {};
+  
+  // Get active attunements
+  const activeAttunements = Object.entries(attunements)
+    .filter(([, state]) => state.active)
+    .map(([id]) => ATTUNEMENTS_DEF[id])
+    .filter(Boolean);
+  
+  // Calculate total regen from attunements
+  const totalAttunementRegen = getTotalAttunementRegen(attunements);
+  
+  // Get available skill categories
+  const availableCategories = getAvailableSkillCategories(attunements);
+
+  return (
+    <div className="space-y-4">
+      {/* Overview Card */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Your Attunements</CardTitle>
+        </CardHeader>
+        <CardContent>
+          <p className="text-sm text-gray-400 mb-3">
+            Attunements are magical bonds tied to specific body locations. Each attunement grants unique capabilities, 
+            mana regeneration, and access to specialized skills. Level them up to increase their power.
+          </p>
+          <div className="flex flex-wrap gap-2">
+            <Badge className="bg-teal-900/50 text-teal-300">
+              +{totalAttunementRegen.toFixed(1)} raw mana/hr
+            </Badge>
+            <Badge className="bg-purple-900/50 text-purple-300">
+              {activeAttunements.length} active attunement{activeAttunements.length !== 1 ? 's' : ''}
+            </Badge>
+          </div>
+        </CardContent>
+      </Card>
+
+      {/* Attunement Slots */}
+      <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
+        {Object.entries(ATTUNEMENTS_DEF).map(([id, def]) => {
+          const state = attunements[id];
+          const isActive = state?.active;
+          const isUnlocked = state?.active || def.unlocked;
+          const level = state?.level || 1;
+          const xp = state?.experience || 0;
+          const xpNeeded = getAttunementXPForLevel(level + 1);
+          const xpProgress = xpNeeded > 0 ? (xp / xpNeeded) * 100 : 100;
+          const isMaxLevel = level >= MAX_ATTUNEMENT_LEVEL;
+          
+          // Get primary mana element info
+          const primaryElem = def.primaryManaType ? ELEMENTS[def.primaryManaType] : null;
+          
+          // Get current mana for this attunement's type
+          const currentMana = def.primaryManaType ? store.elements[def.primaryManaType]?.current || 0 : 0;
+          const maxMana = def.primaryManaType ? store.elements[def.primaryManaType]?.max || 50 : 50;
+          
+          // Calculate level-scaled stats
+          const levelMult = Math.pow(1.5, level - 1);
+          const scaledRegen = def.rawManaRegen * levelMult;
+          const scaledConversion = getAttunementConversionRate(id, level);
+          
+          return (
+            <Card
+              key={id}
+              className={`bg-gray-900/80 transition-all ${
+                isActive 
+                  ? 'border-2 shadow-lg' 
+                  : isUnlocked 
+                    ? 'border-gray-600' 
+                    : 'border-gray-800 opacity-70'
+              }`}
+              style={{ 
+                borderColor: isActive ? def.color : undefined,
+                boxShadow: isActive ? `0 0 20px ${def.color}30` : undefined
+              }}
+            >
+              <CardHeader className="pb-2">
+                <div className="flex items-center justify-between">
+                  <div className="flex items-center gap-2">
+                    <span className="text-2xl">{def.icon}</span>
+                    <div>
+                      <CardTitle className="text-sm" style={{ color: isActive ? def.color : '#9CA3AF' }}>
+                        {def.name}
+                      </CardTitle>
+                      <div className="text-xs text-gray-500">
+                        {ATTUNEMENT_SLOT_NAMES[def.slot]}
+                      </div>
+                    </div>
+                  </div>
+                  {!isUnlocked && (
+                    <Lock className="w-4 h-4 text-gray-600" />
+                  )}
+                  {isActive && (
+                    <Badge className="text-xs" style={{ backgroundColor: `${def.color}30`, color: def.color }}>
+                      Lv.{level}
+                    </Badge>
+                  )}
+                </div>
+              </CardHeader>
+              <CardContent className="space-y-3">
+                <p className="text-xs text-gray-400">{def.desc}</p>
+                
+                {/* Mana Type */}
+                <div className="space-y-1">
+                  <div className="flex items-center justify-between text-xs">
+                    <span className="text-gray-500">Primary Mana</span>
+                    {primaryElem ? (
+                      <span style={{ color: primaryElem.color }}>
+                        {primaryElem.sym} {primaryElem.name}
+                      </span>
+                    ) : (
+                      <span className="text-purple-400">From Pacts</span>
+                    )}
+                  </div>
+                  
+                  {/* Mana bar (only for attunements with primary type) */}
+                  {primaryElem && isActive && (
+                    <div className="space-y-1">
+                      <Progress 
+                        value={(currentMana / maxMana) * 100} 
+                        className="h-2 bg-gray-800"
+                      />
+                      <div className="flex justify-between text-xs text-gray-500">
+                        <span>{currentMana.toFixed(1)}</span>
+                        <span>/{maxMana}</span>
+                      </div>
+                    </div>
+                  )}
+                </div>
+                
+                {/* Stats with level scaling */}
+                <div className="grid grid-cols-2 gap-2 text-xs">
+                  <div className="p-2 bg-gray-800/50 rounded">
+                    <div className="text-gray-500">Raw Regen</div>
+                    <div className="text-green-400 font-semibold">
+                      +{scaledRegen.toFixed(2)}/hr
+                      {level > 1 && <span className="text-xs ml-1">({((levelMult - 1) * 100).toFixed(0)}% bonus)</span>}
+                    </div>
+                  </div>
+                  <div className="p-2 bg-gray-800/50 rounded">
+                    <div className="text-gray-500">Conversion</div>
+                    <div className="text-cyan-400 font-semibold">
+                      {scaledConversion > 0 ? `${scaledConversion.toFixed(2)}/hr` : '—'}
+                      {level > 1 && scaledConversion > 0 && <span className="text-xs ml-1">({((levelMult - 1) * 100).toFixed(0)}% bonus)</span>}
+                    </div>
+                  </div>
+                </div>
+                
+                {/* XP Progress Bar */}
+                {isUnlocked && state && !isMaxLevel && (
+                  <div className="space-y-1">
+                    <div className="flex items-center justify-between text-xs">
+                      <span className="text-gray-500 flex items-center gap-1">
+                        <TrendingUp className="w-3 h-3" />
+                        XP Progress
+                      </span>
+                      <span className="text-amber-400">{xp} / {xpNeeded}</span>
+                    </div>
+                    <Progress 
+                      value={xpProgress} 
+                      className="h-2 bg-gray-800"
+                    />
+                    <div className="text-xs text-gray-500">
+                      {isMaxLevel ? 'Max Level' : `${xpNeeded - xp} XP to Level ${level + 1}`}
+                    </div>
+                  </div>
+                )}
+                
+                {/* Max Level Indicator */}
+                {isMaxLevel && (
+                  <div className="text-xs text-amber-400 text-center font-semibold">
+                    ✨ MAX LEVEL ✨
+                  </div>
+                )}
+                
+                {/* Capabilities */}
+                <div className="space-y-1">
+                  <div className="text-xs text-gray-500">Capabilities</div>
+                  <div className="flex flex-wrap gap-1">
+                    {def.capabilities.map(cap => (
+                      <Badge key={cap} variant="outline" className="text-xs">
+                        {cap === 'enchanting' && '✨ Enchanting'}
+                        {cap === 'disenchanting' && '🔄 Disenchant'}
+                        {cap === 'pacts' && '🤝 Pacts'}
+                        {cap === 'guardianPowers' && '💜 Guardian Powers'}
+                        {cap === 'elementalMastery' && '🌟 Elem. Mastery'}
+                        {cap === 'golemCrafting' && '🗿 Golems'}
+                        {cap === 'gearCrafting' && '⚒️ Gear'}
+                        {cap === 'earthShaping' && '⛰️ Earth Shaping'}
+                        {!['enchanting', 'disenchanting', 'pacts', 'guardianPowers', 
+                           'elementalMastery', 'golemCrafting', 'gearCrafting', 'earthShaping'].includes(cap) && cap}
+                      </Badge>
+                    ))}
+                  </div>
+                </div>
+                
+                {/* Unlock condition for locked attunements */}
+                {!isUnlocked && def.unlockCondition && (
+                  <div className="text-xs text-amber-400 italic">
+                    🔒 {def.unlockCondition}
+                  </div>
+                )}
+              </CardContent>
+            </Card>
+          );
+        })}
+      </div>
+
+      {/* Available Skills Summary */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Available Skill Categories</CardTitle>
+        </CardHeader>
+        <CardContent>
+          <p className="text-xs text-gray-400 mb-2">
+            Your attunements grant access to specialized skill categories:
+          </p>
+          <div className="flex flex-wrap gap-2">
+            {availableCategories.map(cat => {
+              const attunement = Object.values(ATTUNEMENTS_DEF).find(a => 
+                a.skillCategories.includes(cat) && attunements[a.id]?.active
+              );
+              return (
+                <Badge 
+                  key={cat}
+                  className={attunement ? '' : 'bg-gray-700/50 text-gray-400'}
+                  style={attunement ? { 
+                    backgroundColor: `${attunement.color}30`, 
+                    color: attunement.color 
+                  } : undefined}
+                >
+                  {cat === 'mana' && '💧 Mana'}
+                  {cat === 'study' && '📚 Study'}
+                  {cat === 'research' && '🔮 Research'}
+                  {cat === 'ascension' && '⭐ Ascension'}
+                  {cat === 'enchant' && '✨ Enchanting'}
+                  {cat === 'effectResearch' && '🔬 Effect Research'}
+                  {cat === 'invocation' && '💜 Invocation'}
+                  {cat === 'pact' && '🤝 Pact Mastery'}
+                  {cat === 'fabrication' && '⚒️ Fabrication'}
+                  {cat === 'golemancy' && '🗿 Golemancy'}
+                  {!['mana', 'study', 'research', 'ascension', 'enchant', 'effectResearch', 
+                     'invocation', 'pact', 'fabrication', 'golemancy'].includes(cat) && cat}
+                </Badge>
+              );
+            })}
+          </div>
+        </CardContent>
+      </Card>
+    </div>
+  );
+}

src/components/game/tabs/CraftingTab.tsx

@@ -0,0 +1,975 @@
+'use client';
+
+import { useState } from 'react';
+import { Button } from '@/components/ui/button';
+import { Progress } from '@/components/ui/progress';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { ScrollArea } from '@/components/ui/scroll-area';
+import { Separator } from '@/components/ui/separator';
+import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
+import { 
+  Wand2, Scroll, Hammer, Sparkles, Trash2, Plus, Minus, 
+  Package, Zap, Clock, ChevronRight, Circle, Anvil
+} from 'lucide-react';
+import { EQUIPMENT_TYPES, type EquipmentType, type EquipmentSlot } from '@/lib/game/data/equipment';
+import { ENCHANTMENT_EFFECTS, type EnchantmentEffectDef, calculateEffectCapacityCost } from '@/lib/game/data/enchantment-effects';
+import { CRAFTING_RECIPES, canCraftRecipe } from '@/lib/game/data/crafting-recipes';
+import { LOOT_DROPS, RARITY_COLORS } from '@/lib/game/data/loot-drops';
+import type { EquipmentInstance, EnchantmentDesign, DesignEffect, AppliedEnchantment, LootInventory, EquipmentCraftingProgress } from '@/lib/game/types';
+import { fmt, type GameStore } from '@/lib/game/store';
+
+// Slot display names
+const SLOT_NAMES: Record<EquipmentSlot, string> = {
+  mainHand: 'Main Hand',
+  offHand: 'Off Hand',
+  head: 'Head',
+  body: 'Body',
+  hands: 'Hands',
+  feet: 'Feet',
+  accessory1: 'Accessory 1',
+  accessory2: 'Accessory 2',
+};
+
+export interface CraftingTabProps {
+  store: GameStore;
+}
+
+export function CraftingTab({ store }: CraftingTabProps) {
+  const equippedInstances = store.equippedInstances;
+  const equipmentInstances = store.equipmentInstances;
+  const enchantmentDesigns = store.enchantmentDesigns;
+  const designProgress = store.designProgress;
+  const preparationProgress = store.preparationProgress;
+  const applicationProgress = store.applicationProgress;
+  const equipmentCraftingProgress = store.equipmentCraftingProgress;
+  const rawMana = store.rawMana;
+  const skills = store.skills;
+  const currentAction = store.currentAction;
+  const unlockedEffects = store.unlockedEffects;
+  const lootInventory = store.lootInventory;
+  const startDesigningEnchantment = store.startDesigningEnchantment;
+  const cancelDesign = store.cancelDesign;
+  const saveDesign = store.saveDesign;
+  const deleteDesign = store.deleteDesign;
+  const startPreparing = store.startPreparing;
+  const cancelPreparation = store.cancelPreparation;
+  const startApplying = store.startApplying;
+  const pauseApplication = store.pauseApplication;
+  const resumeApplication = store.resumeApplication;
+  const cancelApplication = store.cancelApplication;
+  const disenchantEquipment = store.disenchantEquipment;
+  const getAvailableCapacity = store.getAvailableCapacity;
+  const startCraftingEquipment = store.startCraftingEquipment;
+  const cancelEquipmentCrafting = store.cancelEquipmentCrafting;
+  const deleteMaterial = store.deleteMaterial;
+  const [craftingStage, setCraftingStage] = useState<'design' | 'prepare' | 'apply' | 'craft'>('craft');
+  const [selectedEquipmentType, setSelectedEquipmentType] = useState<string | null>(null);
+  const [selectedEquipmentInstance, setSelectedEquipmentInstance] = useState<string | null>(null);
+  const [selectedDesign, setSelectedDesign] = useState<string | null>(null);
+  
+  // Design creation state
+  const [designName, setDesignName] = useState('');
+  const [selectedEffects, setSelectedEffects] = useState<DesignEffect[]>([]);
+  
+  const enchantingLevel = skills.enchanting || 0;
+  const efficiencyBonus = (skills.efficientEnchant || 0) * 0.05;
+  
+  // Get equipped items as array
+  const equippedItems = Object.entries(equippedInstances)
+    .filter(([, instanceId]) => instanceId && equipmentInstances[instanceId])
+    .map(([slot, instanceId]) => ({
+      slot: slot as EquipmentSlot,
+      instance: equipmentInstances[instanceId!],
+    }));
+  
+  // Calculate total capacity cost for current design
+  const designCapacityCost = selectedEffects.reduce(
+    (total, eff) => total + calculateEffectCapacityCost(eff.effectId, eff.stacks, efficiencyBonus),
+    0
+  );
+  
+  // Calculate design time
+  const designTime = selectedEffects.reduce((total, eff) => total + 0.5 * eff.stacks, 1);
+  
+  // Add effect to design
+  const addEffect = (effectId: string) => {
+    const existing = selectedEffects.find(e => e.effectId === effectId);
+    const effectDef = ENCHANTMENT_EFFECTS[effectId];
+    if (!effectDef) return;
+    
+    if (existing) {
+      if (existing.stacks < effectDef.maxStacks) {
+        setSelectedEffects(selectedEffects.map(e => 
+          e.effectId === effectId 
+            ? { ...e, stacks: e.stacks + 1 }
+            : e
+        ));
+      }
+    } else {
+      setSelectedEffects([...selectedEffects, {
+        effectId,
+        stacks: 1,
+        capacityCost: calculateEffectCapacityCost(effectId, 1, efficiencyBonus),
+      }]);
+    }
+  };
+  
+  // Remove effect from design
+  const removeEffect = (effectId: string) => {
+    const existing = selectedEffects.find(e => e.effectId === effectId);
+    if (!existing) return;
+    
+    if (existing.stacks > 1) {
+      setSelectedEffects(selectedEffects.map(e => 
+        e.effectId === effectId 
+          ? { ...e, stacks: e.stacks - 1 }
+          : e
+      ));
+    } else {
+      setSelectedEffects(selectedEffects.filter(e => e.effectId !== effectId));
+    }
+  };
+  
+  // Create design
+  const handleCreateDesign = () => {
+    if (!designName || !selectedEquipmentType || selectedEffects.length === 0) return;
+    
+    const success = startDesigningEnchantment(designName, selectedEquipmentType, selectedEffects);
+    if (success) {
+      // Reset form
+      setDesignName('');
+      setSelectedEquipmentType(null);
+      setSelectedEffects([]);
+    }
+  };
+  
+  // Complete design after progress
+  const handleCompleteDesign = () => {
+    if (!designProgress || !selectedEquipmentType) return;
+    
+    const design: EnchantmentDesign = {
+      id: designProgress.designId,
+      name: designName || 'Untitled Design',
+      equipmentType: selectedEquipmentType,
+      effects: selectedEffects,
+      totalCapacityUsed: designCapacityCost,
+      designTime,
+      created: Date.now(),
+    };
+    
+    saveDesign(design);
+    setDesignName('');
+    setSelectedEquipmentType(null);
+    setSelectedEffects([]);
+  };
+  
+  // Get available effects for selected equipment type (only unlocked ones)
+  const getAvailableEffects = () => {
+    if (!selectedEquipmentType) return [];
+    const type = EQUIPMENT_TYPES[selectedEquipmentType];
+    if (!type) return [];
+    
+    return Object.values(ENCHANTMENT_EFFECTS).filter(
+      effect => 
+        effect.allowedEquipmentCategories.includes(type.category) &&
+        unlockedEffects.includes(effect.id)
+    );
+  };
+  
+  // Render design stage
+  const renderDesignStage = () => (
+    <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
+      {/* Equipment Type Selection */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">1. Select Equipment Type</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {designProgress ? (
+            <div className="space-y-3">
+              <div className="text-sm text-gray-400">Designing for: {EQUIPMENT_TYPES[selectedEquipmentType || '']?.name}</div>
+              <Progress value={(designProgress.progress / designProgress.required) * 100} className="h-3" />
+              <div className="flex justify-between text-xs text-gray-400">
+                <span>{designProgress.progress.toFixed(1)}h / {designProgress.required.toFixed(1)}h</span>
+                <Button size="sm" variant="outline" onClick={cancelDesign}>Cancel</Button>
+              </div>
+              {designProgress.progress >= designProgress.required && (
+                <Button onClick={handleCompleteDesign} className="w-full">Complete Design</Button>
+              )}
+            </div>
+          ) : (
+            <ScrollArea className="h-64">
+              <div className="grid grid-cols-2 gap-2">
+                {Object.values(EQUIPMENT_TYPES).map(type => (
+                  <div
+                    key={type.id}
+                    className={`p-2 rounded border cursor-pointer transition-all ${
+                      selectedEquipmentType === type.id
+                        ? 'border-amber-500 bg-amber-900/20'
+                        : 'border-gray-700 bg-gray-800/50 hover:border-gray-600'
+                    }`}
+                    onClick={() => setSelectedEquipmentType(type.id)}
+                  >
+                    <div className="text-sm font-semibold">{type.name}</div>
+                    <div className="text-xs text-gray-400">Cap: {type.baseCapacity}</div>
+                  </div>
+                ))}
+              </div>
+            </ScrollArea>
+          )}
+        </CardContent>
+      </Card>
+      
+      {/* Effect Selection */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">2. Select Effects</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {enchantingLevel < 1 ? (
+            <div className="text-center text-gray-400 py-8">
+              <Wand2 className="w-12 h-12 mx-auto mb-2 opacity-50" />
+              <p>Learn Enchanting skill to design enchantments</p>
+            </div>
+          ) : designProgress ? (
+            <div className="space-y-2">
+              <div className="text-sm text-gray-400">Design in progress...</div>
+              {selectedEffects.map(eff => {
+                const def = ENCHANTMENT_EFFECTS[eff.effectId];
+                return (
+                  <div key={eff.effectId} className="flex justify-between text-sm">
+                    <span>{def?.name} x{eff.stacks}</span>
+                    <span className="text-gray-400">{eff.capacityCost} cap</span>
+                  </div>
+                );
+              })}
+            </div>
+          ) : !selectedEquipmentType ? (
+            <div className="text-center text-gray-400 py-8">
+              Select an equipment type first
+            </div>
+          ) : (
+            <>
+              <ScrollArea className="h-48 mb-4">
+                <div className="space-y-2">
+                  {getAvailableEffects().map(effect => {
+                    const selected = selectedEffects.find(e => e.effectId === effect.id);
+                    const cost = calculateEffectCapacityCost(effect.id, (selected?.stacks || 0) + 1, efficiencyBonus);
+                    
+                    return (
+                      <div
+                        key={effect.id}
+                        className={`p-2 rounded border transition-all ${
+                          selected
+                            ? 'border-purple-500 bg-purple-900/20'
+                            : 'border-gray-700 bg-gray-800/50'
+                        }`}
+                      >
+                        <div className="flex justify-between items-start">
+                          <div className="flex-1">
+                            <div className="text-sm font-semibold">{effect.name}</div>
+                            <div className="text-xs text-gray-400">{effect.description}</div>
+                            <div className="text-xs text-gray-500 mt-1">
+                              Cost: {effect.baseCapacityCost} cap | Max: {effect.maxStacks}
+                            </div>
+                          </div>
+                          <div className="flex gap-1">
+                            {selected && (
+                              <Button
+                                size="sm"
+                                variant="outline"
+                                className="h-6 w-6 p-0"
+                                onClick={() => removeEffect(effect.id)}
+                              >
+                                <Minus className="w-3 h-3" />
+                              </Button>
+                            )}
+                            <Button
+                              size="sm"
+                              variant="outline"
+                              className="h-6 w-6 p-0"
+                              onClick={() => addEffect(effect.id)}
+                              disabled={!selected && selectedEffects.length >= 5}
+                            >
+                              <Plus className="w-3 h-3" />
+                            </Button>
+                          </div>
+                        </div>
+                        {selected && (
+                          <Badge variant="outline" className="mt-1 text-xs">
+                            {selected.stacks}/{effect.maxStacks}
+                          </Badge>
+                        )}
+                      </div>
+                    );
+                  })}
+                </div>
+              </ScrollArea>
+              
+              {/* Selected effects summary */}
+              <Separator className="bg-gray-700 my-2" />
+              <div className="space-y-2">
+                <input
+                  type="text"
+                  placeholder="Design name..."
+                  value={designName}
+                  onChange={(e) => setDesignName(e.target.value)}
+                  className="w-full bg-gray-800 border border-gray-700 rounded px-3 py-2 text-sm"
+                />
+                <div className="flex justify-between text-sm">
+                  <span>Total Capacity:</span>
+                  <span className={designCapacityCost > 100 ? 'text-red-400' : 'text-green-400'}>
+                    {designCapacityCost.toFixed(0)}
+                  </span>
+                </div>
+                <div className="flex justify-between text-sm text-gray-400">
+                  <span>Design Time:</span>
+                  <span>{designTime.toFixed(1)}h</span>
+                </div>
+                <Button
+                  className="w-full"
+                  disabled={!designName || selectedEffects.length === 0}
+                  onClick={handleCreateDesign}
+                >
+                  Start Design ({designTime.toFixed(1)}h)
+                </Button>
+              </div>
+            </>
+          )}
+        </CardContent>
+      </Card>
+      
+      {/* Saved Designs */}
+      <Card className="bg-gray-900/80 border-gray-700 lg:col-span-2">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Saved Designs ({enchantmentDesigns.length})</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {enchantmentDesigns.length === 0 ? (
+            <div className="text-center text-gray-400 py-4">
+              No saved designs yet
+            </div>
+          ) : (
+            <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-3">
+              {enchantmentDesigns.map(design => (
+                <div
+                  key={design.id}
+                  className={`p-3 rounded border ${
+                    selectedDesign === design.id
+                      ? 'border-amber-500 bg-amber-900/20'
+                      : 'border-gray-700 bg-gray-800/50'
+                  }`}
+                  onClick={() => setSelectedDesign(design.id)}
+                >
+                  <div className="flex justify-between items-start">
+                    <div>
+                      <div className="font-semibold">{design.name}</div>
+                      <div className="text-xs text-gray-400">
+                        {EQUIPMENT_TYPES[design.equipmentType]?.name}
+                      </div>
+                    </div>
+                    <Button
+                      size="sm"
+                      variant="ghost"
+                      className="h-6 w-6 p-0 text-gray-400 hover:text-red-400"
+                      onClick={(e) => {
+                        e.stopPropagation();
+                        deleteDesign(design.id);
+                      }}
+                    >
+                      <Trash2 className="w-4 h-4" />
+                    </Button>
+                  </div>
+                  <div className="mt-2 text-xs text-gray-400">
+                    {design.effects.length} effects | {design.totalCapacityUsed} cap
+                  </div>
+                </div>
+              ))}
+            </div>
+          )}
+        </CardContent>
+      </Card>
+    </div>
+  );
+  
+  // Render prepare stage
+  const renderPrepareStage = () => (
+    <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
+      {/* Equipment Selection */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Select Equipment to Prepare</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {preparationProgress ? (
+            <div className="space-y-3">
+              <div className="text-sm text-gray-400">
+                Preparing: {equipmentInstances[preparationProgress.equipmentInstanceId]?.name}
+              </div>
+              <Progress value={(preparationProgress.progress / preparationProgress.required) * 100} className="h-3" />
+              <div className="flex justify-between text-xs text-gray-400">
+                <span>{preparationProgress.progress.toFixed(1)}h / {preparationProgress.required.toFixed(1)}h</span>
+                <span>Mana paid: {fmt(preparationProgress.manaCostPaid)}</span>
+              </div>
+              <Button size="sm" variant="outline" onClick={cancelPreparation}>Cancel</Button>
+            </div>
+          ) : (
+            <ScrollArea className="h-64">
+              <div className="space-y-2">
+                {equippedItems.map(({ slot, instance }) => (
+                  <div
+                    key={instance.instanceId}
+                    className={`p-3 rounded border cursor-pointer transition-all ${
+                      selectedEquipmentInstance === instance.instanceId
+                        ? 'border-amber-500 bg-amber-900/20'
+                        : 'border-gray-700 bg-gray-800/50 hover:border-gray-600'
+                    }`}
+                    onClick={() => setSelectedEquipmentInstance(instance.instanceId)}
+                  >
+                    <div className="flex justify-between">
+                      <div>
+                        <div className="font-semibold">{instance.name}</div>
+                        <div className="text-xs text-gray-400">{SLOT_NAMES[slot]}</div>
+                      </div>
+                      <div className="text-right text-sm">
+                        <div className="text-green-400">{instance.usedCapacity}/{instance.totalCapacity} cap</div>
+                        <div className="text-xs text-gray-400">{instance.enchantments.length} enchants</div>
+                      </div>
+                    </div>
+                  </div>
+                ))}
+                {equippedItems.length === 0 && (
+                  <div className="text-center text-gray-400 py-4">No equipped items</div>
+                )}
+              </div>
+            </ScrollArea>
+          )}
+        </CardContent>
+      </Card>
+      
+      {/* Preparation Details */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Preparation Details</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {!selectedEquipmentInstance ? (
+            <div className="text-center text-gray-400 py-8">
+              Select equipment to prepare
+            </div>
+          ) : preparationProgress ? (
+            <div className="text-gray-400">Preparation in progress...</div>
+          ) : (
+            (() => {
+              const instance = equipmentInstances[selectedEquipmentInstance];
+              const prepTime = 2 + Math.floor(instance.totalCapacity / 50);
+              const manaCost = instance.totalCapacity * 10;
+              
+              return (
+                <div className="space-y-4">
+                  <div className="text-lg font-semibold">{instance.name}</div>
+                  <Separator className="bg-gray-700" />
+                  <div className="space-y-2 text-sm">
+                    <div className="flex justify-between">
+                      <span className="text-gray-400">Capacity:</span>
+                      <span>{instance.usedCapacity}/{instance.totalCapacity}</span>
+                    </div>
+                    <div className="flex justify-between">
+                      <span className="text-gray-400">Prep Time:</span>
+                      <span>{prepTime}h</span>
+                    </div>
+                    <div className="flex justify-between">
+                      <span className="text-gray-400">Mana Cost:</span>
+                      <span className={rawMana < manaCost ? 'text-red-400' : 'text-green-400'}>
+                        {fmt(manaCost)}
+                      </span>
+                    </div>
+                  </div>
+                  <Button
+                    className="w-full"
+                    disabled={rawMana < manaCost}
+                    onClick={() => startPreparing(selectedEquipmentInstance)}
+                  >
+                    Start Preparation ({prepTime}h, {fmt(manaCost)} mana)
+                  </Button>
+                </div>
+              );
+            })()
+          )}
+        </CardContent>
+      </Card>
+    </div>
+  );
+  
+  // Render apply stage
+  const renderApplyStage = () => (
+    <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
+      {/* Equipment & Design Selection */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Select Equipment & Design</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {applicationProgress ? (
+            <div className="space-y-3">
+              <div className="text-sm text-gray-400">
+                Applying to: {equipmentInstances[applicationProgress.equipmentInstanceId]?.name}
+              </div>
+              <Progress value={(applicationProgress.progress / applicationProgress.required) * 100} className="h-3" />
+              <div className="flex justify-between text-xs text-gray-400">
+                <span>{applicationProgress.progress.toFixed(1)}h / {applicationProgress.required.toFixed(1)}h</span>
+                <span>Mana spent: {fmt(applicationProgress.manaSpent)}</span>
+              </div>
+              <div className="flex gap-2">
+                {applicationProgress.paused ? (
+                  <Button size="sm" onClick={resumeApplication}>Resume</Button>
+                ) : (
+                  <Button size="sm" variant="outline" onClick={pauseApplication}>Pause</Button>
+                )}
+                <Button size="sm" variant="outline" onClick={cancelApplication}>Cancel</Button>
+              </div>
+            </div>
+          ) : (
+            <div className="space-y-4">
+              <div>
+                <div className="text-sm text-gray-400 mb-2">Equipment:</div>
+                <ScrollArea className="h-32">
+                  <div className="space-y-1">
+                    {equippedItems.map(({ slot, instance }) => (
+                      <div
+                        key={instance.instanceId}
+                        className={`p-2 rounded border cursor-pointer text-sm ${
+                          selectedEquipmentInstance === instance.instanceId
+                            ? 'border-amber-500 bg-amber-900/20'
+                            : 'border-gray-700 bg-gray-800/50'
+                        }`}
+                        onClick={() => setSelectedEquipmentInstance(instance.instanceId)}
+                      >
+                        {instance.name} ({instance.usedCapacity}/{instance.totalCapacity} cap)
+                      </div>
+                    ))}
+                  </div>
+                </ScrollArea>
+              </div>
+              
+              <div>
+                <div className="text-sm text-gray-400 mb-2">Design:</div>
+                <ScrollArea className="h-32">
+                  <div className="space-y-1">
+                    {enchantmentDesigns.map(design => (
+                      <div
+                        key={design.id}
+                        className={`p-2 rounded border cursor-pointer text-sm ${
+                          selectedDesign === design.id
+                            ? 'border-purple-500 bg-purple-900/20'
+                            : 'border-gray-700 bg-gray-800/50'
+                        }`}
+                        onClick={() => setSelectedDesign(design.id)}
+                      >
+                        {design.name} ({design.totalCapacityUsed} cap)
+                      </div>
+                    ))}
+                  </div>
+                </ScrollArea>
+              </div>
+            </div>
+          )}
+        </CardContent>
+      </Card>
+      
+      {/* Application Details */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Apply Enchantment</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {!selectedEquipmentInstance || !selectedDesign ? (
+            <div className="text-center text-gray-400 py-8">
+              Select equipment and a design
+            </div>
+          ) : applicationProgress ? (
+            <div className="text-gray-400">Application in progress...</div>
+          ) : (
+            (() => {
+              const instance = equipmentInstances[selectedEquipmentInstance];
+              const design = enchantmentDesigns.find(d => d.id === selectedDesign);
+              if (!design) return null;
+              
+              const availableCap = instance.totalCapacity - instance.usedCapacity;
+              const canFit = availableCap >= design.totalCapacityUsed;
+              const applicationTime = 2 + design.effects.reduce((t, e) => t + e.stacks, 0);
+              const manaPerHour = 20 + design.effects.reduce((t, e) => t + e.stacks * 5, 0);
+              
+              return (
+                <div className="space-y-4">
+                  <div className="text-lg font-semibold">{design.name}</div>
+                  <div className="text-sm text-gray-400">→ {instance.name}</div>
+                  <Separator className="bg-gray-700" />
+                  
+                  <div className="space-y-2 text-sm">
+                    <div className="flex justify-between">
+                      <span className="text-gray-400">Required Capacity:</span>
+                      <span className={canFit ? 'text-green-400' : 'text-red-400'}>
+                        {design.totalCapacityUsed} / {availableCap} available
+                      </span>
+                    </div>
+                    <div className="flex justify-between">
+                      <span className="text-gray-400">Application Time:</span>
+                      <span>{applicationTime}h</span>
+                    </div>
+                    <div className="flex justify-between">
+                      <span className="text-gray-400">Mana per Hour:</span>
+                      <span>{manaPerHour}</span>
+                    </div>
+                  </div>
+                  
+                  <div className="text-sm text-gray-400">
+                    Effects:
+                    <ul className="list-disc list-inside">
+                      {design.effects.map(eff => (
+                        <li key={eff.effectId}>
+                          {ENCHANTMENT_EFFECTS[eff.effectId]?.name} x{eff.stacks}
+                        </li>
+                      ))}
+                    </ul>
+                  </div>
+                  
+                  <Button
+                    className="w-full"
+                    disabled={!canFit}
+                    onClick={() => startApplying(selectedEquipmentInstance, selectedDesign)}
+                  >
+                    Apply Enchantment
+                  </Button>
+                </div>
+              );
+            })()
+          )}
+        </CardContent>
+      </Card>
+      
+      {/* Disenchant Section */}
+      <Card className="bg-gray-900/80 border-gray-700 lg:col-span-2">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Disenchant Equipment</CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-2">
+            {equippedItems
+              .filter(({ instance }) => instance.enchantments.length > 0)
+              .map(({ slot, instance }) => {
+                const disenchantLevel = skills.disenchanting || 0;
+                const recoveryRate = 0.1 + disenchantLevel * 0.2;
+                const totalRecoverable = instance.enchantments.reduce(
+                  (sum, e) => sum + Math.floor(e.actualCost * recoveryRate),
+                  0
+                );
+                
+                return (
+                  <div key={instance.instanceId} className="p-3 rounded border border-gray-700 bg-gray-800/50">
+                    <div className="flex justify-between items-start">
+                      <div>
+                        <div className="font-semibold">{instance.name}</div>
+                        <div className="text-xs text-gray-400">{instance.enchantments.length} enchantments</div>
+                      </div>
+                      <Button
+                        size="sm"
+                        variant="outline"
+                        onClick={() => disenchantEquipment(instance.instanceId)}
+                      >
+                        <Trash2 className="w-4 h-4 mr-1" />
+                        Recover {fmt(totalRecoverable)}
+                      </Button>
+                    </div>
+                  </div>
+                );
+              })}
+            {equippedItems.filter(({ instance }) => instance.enchantments.length > 0).length === 0 && (
+              <div className="col-span-full text-center text-gray-400 py-4">
+                No enchanted equipment to disenchant
+              </div>
+            )}
+          </div>
+        </CardContent>
+      </Card>
+    </div>
+  );
+  
+  // Render equipment crafting stage
+  const renderCraftStage = () => (
+    <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
+      {/* Blueprint Selection */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm flex items-center gap-2">
+            <Anvil className="w-4 h-4" />
+            Available Blueprints
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          {equipmentCraftingProgress ? (
+            <div className="space-y-3">
+              <div className="text-sm text-gray-400">
+                Crafting: {CRAFTING_RECIPES[equipmentCraftingProgress.blueprintId]?.name}
+              </div>
+              <Progress value={(equipmentCraftingProgress.progress / equipmentCraftingProgress.required) * 100} className="h-3" />
+              <div className="flex justify-between text-xs text-gray-400">
+                <span>{equipmentCraftingProgress.progress.toFixed(1)}h / {equipmentCraftingProgress.required.toFixed(1)}h</span>
+                <span>Mana spent: {fmt(equipmentCraftingProgress.manaSpent)}</span>
+              </div>
+              <Button size="sm" variant="outline" onClick={cancelEquipmentCrafting}>Cancel</Button>
+            </div>
+          ) : (
+            <ScrollArea className="h-64">
+              <div className="space-y-2">
+                {lootInventory.blueprints.length === 0 ? (
+                  <div className="text-center text-gray-400 py-4">
+                    <Package className="w-12 h-12 mx-auto mb-2 opacity-50" />
+                    <p>No blueprints discovered yet.</p>
+                    <p className="text-xs mt-1">Defeat guardians to find blueprints!</p>
+                  </div>
+                ) : (
+                  lootInventory.blueprints.map(bpId => {
+                    const recipe = CRAFTING_RECIPES[bpId];
+                    if (!recipe) return null;
+                    
+                    const { canCraft, missingMaterials, missingMana } = canCraftRecipe(
+                      recipe,
+                      lootInventory.materials,
+                      rawMana
+                    );
+                    
+                    const rarityStyle = RARITY_COLORS[recipe.rarity];
+                    
+                    return (
+                      <div
+                        key={bpId}
+                        className="p-3 rounded border bg-gray-800/50"
+                        style={{ borderColor: rarityStyle?.color }}
+                      >
+                        <div className="flex justify-between items-start mb-2">
+                          <div>
+                            <div className="font-semibold" style={{ color: rarityStyle?.color }}>
+                              {recipe.name}
+                            </div>
+                            <div className="text-xs text-gray-400 capitalize">{recipe.rarity}</div>
+                          </div>
+                          <Badge variant="outline" className="text-xs">
+                            {EQUIPMENT_TYPES[recipe.equipmentTypeId]?.category}
+                          </Badge>
+                        </div>
+                        
+                        <div className="text-xs text-gray-400 mb-2">{recipe.description}</div>
+                        
+                        <Separator className="bg-gray-700 my-2" />
+                        
+                        <div className="text-xs space-y-1">
+                          <div className="text-gray-500">Materials:</div>
+                          {Object.entries(recipe.materials).map(([matId, amount]) => {
+                            const available = lootInventory.materials[matId] || 0;
+                            const matDrop = LOOT_DROPS[matId];
+                            const hasEnough = available >= amount;
+                            
+                            return (
+                              <div key={matId} className="flex justify-between">
+                                <span>{matDrop?.name || matId}</span>
+                                <span className={hasEnough ? 'text-green-400' : 'text-red-400'}>
+                                  {available} / {amount}
+                                </span>
+                              </div>
+                            );
+                          })}
+                          
+                          <div className="flex justify-between mt-2">
+                            <span>Mana Cost:</span>
+                            <span className={rawMana >= recipe.manaCost ? 'text-green-400' : 'text-red-400'}>
+                              {fmt(recipe.manaCost)}
+                            </span>
+                          </div>
+                          
+                          <div className="flex justify-between">
+                            <span>Craft Time:</span>
+                            <span>{recipe.craftTime}h</span>
+                          </div>
+                        </div>
+                        
+                        <Button
+                          className="w-full mt-3"
+                          size="sm"
+                          disabled={!canCraft || currentAction === 'craft'}
+                          onClick={() => startCraftingEquipment(bpId)}
+                        >
+                          {canCraft ? 'Craft Equipment' : 'Missing Resources'}
+                        </Button>
+                      </div>
+                    );
+                  })
+                )}
+              </div>
+            </ScrollArea>
+          )}
+        </CardContent>
+      </Card>
+      
+      {/* Materials Inventory */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm flex items-center gap-2">
+            <Package className="w-4 h-4" />
+            Materials ({Object.values(lootInventory.materials).reduce((a, b) => a + b, 0)})
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <ScrollArea className="h-64">
+            {Object.keys(lootInventory.materials).length === 0 ? (
+              <div className="text-center text-gray-400 py-4">
+                <Sparkles className="w-12 h-12 mx-auto mb-2 opacity-50" />
+                <p>No materials collected yet.</p>
+                <p className="text-xs mt-1">Defeat floors to gather materials!</p>
+              </div>
+            ) : (
+              <div className="grid grid-cols-2 gap-2">
+                {Object.entries(lootInventory.materials).map(([matId, count]) => {
+                  if (count <= 0) return null;
+                  const drop = LOOT_DROPS[matId];
+                  if (!drop) return null;
+                  
+                  const rarityStyle = RARITY_COLORS[drop.rarity];
+                  
+                  return (
+                    <div
+                      key={matId}
+                      className="p-2 rounded border bg-gray-800/50 group relative"
+                      style={{ borderColor: rarityStyle?.color }}
+                    >
+                      <div className="flex items-start justify-between">
+                        <div>
+                          <div className="text-sm font-semibold" style={{ color: rarityStyle?.color }}>
+                            {drop.name}
+                          </div>
+                          <div className="text-xs text-gray-400">x{count}</div>
+                        </div>
+                        <Button
+                          variant="ghost"
+                          size="sm"
+                          className="h-5 w-5 p-0 opacity-0 group-hover:opacity-100 text-red-400 hover:text-red-300 hover:bg-red-900/20"
+                          onClick={() => deleteMaterial(matId, count)}
+                        >
+                          <Trash2 className="w-3 h-3" />
+                        </Button>
+                      </div>
+                    </div>
+                  );
+                })}
+              </div>
+            )}
+          </ScrollArea>
+        </CardContent>
+      </Card>
+    </div>
+  );
+  
+  return (
+    <div className="space-y-4">
+      {/* Stage Tabs */}
+      <Tabs value={craftingStage} onValueChange={(v) => setCraftingStage(v as typeof craftingStage)}>
+        <TabsList className="bg-gray-800/50">
+          <TabsTrigger value="craft" className="data-[state=active]:bg-cyan-600">
+            <Anvil className="w-4 h-4 mr-1" />
+            Craft
+          </TabsTrigger>
+          <TabsTrigger value="design" className="data-[state=active]:bg-amber-600">
+            <Scroll className="w-4 h-4 mr-1" />
+            Design
+          </TabsTrigger>
+          <TabsTrigger value="prepare" className="data-[state=active]:bg-amber-600">
+            <Hammer className="w-4 h-4 mr-1" />
+            Prepare
+          </TabsTrigger>
+          <TabsTrigger value="apply" className="data-[state=active]:bg-amber-600">
+            <Sparkles className="w-4 h-4 mr-1" />
+            Apply
+          </TabsTrigger>
+        </TabsList>
+        
+        <TabsContent value="craft" className="mt-4">
+          {renderCraftStage()}
+        </TabsContent>
+        <TabsContent value="design" className="mt-4">
+          {renderDesignStage()}
+        </TabsContent>
+        <TabsContent value="prepare" className="mt-4">
+          {renderPrepareStage()}
+        </TabsContent>
+        <TabsContent value="apply" className="mt-4">
+          {renderApplyStage()}
+        </TabsContent>
+      </Tabs>
+      
+      {/* Current Activity Indicator */}
+      {currentAction === 'craft' && equipmentCraftingProgress && (
+        <Card className="bg-cyan-900/30 border-cyan-600">
+          <CardContent className="py-3 flex items-center justify-between">
+            <div className="flex items-center gap-2">
+              <Anvil className="w-5 h-5 text-cyan-400" />
+              <span>Crafting equipment...</span>
+            </div>
+            <div className="text-sm text-gray-400">
+              {((equipmentCraftingProgress.progress / equipmentCraftingProgress.required) * 100).toFixed(0)}%
+            </div>
+          </CardContent>
+        </Card>
+      )}
+      
+      {currentAction === 'design' && designProgress && (
+        <Card className="bg-purple-900/30 border-purple-600">
+          <CardContent className="py-3 flex items-center justify-between">
+            <div className="flex items-center gap-2">
+              <Scroll className="w-5 h-5 text-purple-400" />
+              <span>Designing enchantment...</span>
+            </div>
+            <div className="text-sm text-gray-400">
+              {((designProgress.progress / designProgress.required) * 100).toFixed(0)}%
+            </div>
+          </CardContent>
+        </Card>
+      )}
+      
+      {currentAction === 'prepare' && preparationProgress && (
+        <Card className="bg-blue-900/30 border-blue-600">
+          <CardContent className="py-3 flex items-center justify-between">
+            <div className="flex items-center gap-2">
+              <Hammer className="w-5 h-5 text-blue-400" />
+              <span>Preparing equipment...</span>
+            </div>
+            <div className="text-sm text-gray-400">
+              {((preparationProgress.progress / preparationProgress.required) * 100).toFixed(0)}%
+            </div>
+          </CardContent>
+        </Card>
+      )}
+      
+      {currentAction === 'enchant' && applicationProgress && (
+        <Card className="bg-amber-900/30 border-amber-600">
+          <CardContent className="py-3 flex items-center justify-between">
+            <div className="flex items-center gap-2">
+              <Sparkles className="w-5 h-5 text-amber-400" />
+              <span>{applicationProgress.paused ? 'Enchantment paused' : 'Applying enchantment...'}</span>
+            </div>
+            <div className="flex items-center gap-2">
+              <div className="text-sm text-gray-400">
+                {((applicationProgress.progress / applicationProgress.required) * 100).toFixed(0)}%
+              </div>
+              {applicationProgress.paused ? (
+                <Button size="sm" onClick={resumeApplication}>Resume</Button>
+              ) : (
+                <Button size="sm" variant="outline" onClick={pauseApplication}>Pause</Button>
+              )}
+            </div>
+          </CardContent>
+        </Card>
+      )}
+    </div>
+  );
+}

src/components/game/tabs/DebugTab.tsx

@@ -0,0 +1,380 @@
+'use client';
+
+import { useState } from 'react';
+import { Button } from '@/components/ui/button';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { Separator } from '@/components/ui/separator';
+import { 
+  RotateCcw, Bug, Plus, Minus, Lock, Unlock, Zap, 
+  Clock, Star, AlertTriangle, Sparkles, Settings
+} from 'lucide-react';
+import type { GameStore } from '@/lib/game/types';
+import { ATTUNEMENTS_DEF } from '@/lib/game/data/attunements';
+import { ELEMENTS } from '@/lib/game/constants';
+import { fmt } from '@/lib/game/store';
+
+interface DebugTabProps {
+  store: GameStore;
+}
+
+export function DebugTab({ store }: DebugTabProps) {
+  const [confirmReset, setConfirmReset] = useState(false);
+  
+  const handleReset = () => {
+    if (confirmReset) {
+      store.resetGame();
+      setConfirmReset(false);
+    } else {
+      setConfirmReset(true);
+      setTimeout(() => setConfirmReset(false), 3000);
+    }
+  };
+  
+  const handleAddMana = (amount: number) => {
+    // Use gatherMana multiple times to add mana
+    for (let i = 0; i < amount; i++) {
+      store.gatherMana();
+    }
+  };
+  
+  const handleUnlockAttunement = (id: string) => {
+    // Debug action to unlock attunements
+    if (store.debugUnlockAttunement) {
+      store.debugUnlockAttunement(id);
+    }
+  };
+  
+  const handleUnlockElement = (element: string) => {
+    store.unlockElement(element);
+  };
+  
+  const handleAddElementalMana = (element: string, amount: number) => {
+    const elem = store.elements[element];
+    if (elem?.unlocked) {
+      // Add directly to element pool - need to implement in store
+      if (store.debugAddElementalMana) {
+        store.debugAddElementalMana(element, amount);
+      }
+    }
+  };
+  
+  const handleSetTime = (day: number, hour: number) => {
+    if (store.debugSetTime) {
+      store.debugSetTime(day, hour);
+    }
+  };
+  
+  const handleAddAttunementXP = (id: string, amount: number) => {
+    if (store.debugAddAttunementXP) {
+      store.debugAddAttunementXP(id, amount);
+    }
+  };
+
+  return (
+    <div className="space-y-4">
+      {/* Warning Banner */}
+      <Card className="bg-amber-900/20 border-amber-600/50">
+        <CardContent className="pt-4">
+          <div className="flex items-center gap-2 text-amber-400">
+            <AlertTriangle className="w-5 h-5" />
+            <span className="font-semibold">Debug Mode</span>
+          </div>
+          <p className="text-sm text-amber-300/70 mt-1">
+            These tools are for development and testing. Using them may break game balance or save data.
+          </p>
+        </CardContent>
+      </Card>
+
+      <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+        {/* Game Reset */}
+        <Card className="bg-gray-900/80 border-gray-700">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-red-400 text-sm flex items-center gap-2">
+              <RotateCcw className="w-4 h-4" />
+              Game Reset
+            </CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-3">
+            <p className="text-xs text-gray-400">
+              Reset all game progress and start fresh. This cannot be undone.
+            </p>
+            <Button
+              className={`w-full ${confirmReset ? 'bg-red-600 hover:bg-red-700' : 'bg-gray-700 hover:bg-gray-600'}`}
+              onClick={handleReset}
+            >
+              {confirmReset ? (
+                <>
+                  <AlertTriangle className="w-4 h-4 mr-2" />
+                  Click Again to Confirm Reset
+                </>
+              ) : (
+                <>
+                  <RotateCcw className="w-4 h-4 mr-2" />
+                  Reset Game
+                </>
+              )}
+            </Button>
+          </CardContent>
+        </Card>
+
+        {/* Mana Debug */}
+        <Card className="bg-gray-900/80 border-gray-700">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-blue-400 text-sm flex items-center gap-2">
+              <Zap className="w-4 h-4" />
+              Mana Debug
+            </CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-3">
+            <div className="text-xs text-gray-400 mb-2">
+              Current: {fmt(store.rawMana)} / {fmt(store.getMaxMana())}
+            </div>
+            <div className="flex gap-2 flex-wrap">
+              <Button size="sm" variant="outline" onClick={() => handleAddMana(10)}>
+                <Plus className="w-3 h-3 mr-1" /> +10
+              </Button>
+              <Button size="sm" variant="outline" onClick={() => handleAddMana(100)}>
+                <Plus className="w-3 h-3 mr-1" /> +100
+              </Button>
+              <Button size="sm" variant="outline" onClick={() => handleAddMana(1000)}>
+                <Plus className="w-3 h-3 mr-1" /> +1K
+              </Button>
+              <Button size="sm" variant="outline" onClick={() => handleAddMana(10000)}>
+                <Plus className="w-3 h-3 mr-1" /> +10K
+              </Button>
+            </div>
+            <Separator className="bg-gray-700" />
+            <div className="text-xs text-gray-400">Fill to max:</div>
+            <Button 
+              size="sm" 
+              className="w-full bg-blue-600 hover:bg-blue-700"
+              onClick={() => {
+                const max = store.getMaxMana();
+                const current = store.rawMana;
+                for (let i = 0; i < Math.floor(max - current); i++) {
+                  store.gatherMana();
+                }
+              }}
+            >
+              Fill Mana
+            </Button>
+          </CardContent>
+        </Card>
+
+        {/* Time Control */}
+        <Card className="bg-gray-900/80 border-gray-700">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-amber-400 text-sm flex items-center gap-2">
+              <Clock className="w-4 h-4" />
+              Time Control
+            </CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-3">
+            <div className="text-xs text-gray-400">
+              Current: Day {store.day}, Hour {store.hour}
+            </div>
+            <div className="flex gap-2 flex-wrap">
+              <Button size="sm" variant="outline" onClick={() => handleSetTime(1, 0)}>
+                Day 1
+              </Button>
+              <Button size="sm" variant="outline" onClick={() => handleSetTime(10, 0)}>
+                Day 10
+              </Button>
+              <Button size="sm" variant="outline" onClick={() => handleSetTime(20, 0)}>
+                Day 20
+              </Button>
+              <Button size="sm" variant="outline" onClick={() => handleSetTime(30, 0)}>
+                Day 30
+              </Button>
+            </div>
+            <Separator className="bg-gray-700" />
+            <div className="flex gap-2">
+              <Button 
+                size="sm" 
+                variant="outline"
+                onClick={() => store.togglePause()}
+              >
+                {store.paused ? '▶ Resume' : '⏸ Pause'}
+              </Button>
+            </div>
+          </CardContent>
+        </Card>
+
+        {/* Attunement Unlock */}
+        <Card className="bg-gray-900/80 border-gray-700">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-purple-400 text-sm flex items-center gap-2">
+              <Sparkles className="w-4 h-4" />
+              Attunements
+            </CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-3">
+            {Object.entries(ATTUNEMENTS_DEF).map(([id, def]) => {
+              const isActive = store.attunements?.[id]?.active;
+              const level = store.attunements?.[id]?.level || 1;
+              const xp = store.attunements?.[id]?.experience || 0;
+              
+              return (
+                <div key={id} className="flex items-center justify-between p-2 bg-gray-800/50 rounded">
+                  <div className="flex items-center gap-2">
+                    <span>{def.icon}</span>
+                    <div>
+                      <div className="text-sm font-medium">{def.name}</div>
+                      {isActive && (
+                        <div className="text-xs text-gray-400">Lv.{level} • {xp} XP</div>
+                      )}
+                    </div>
+                  </div>
+                  <div className="flex gap-1">
+                    {!isActive && (
+                      <Button
+                        size="sm"
+                        variant="outline"
+                        onClick={() => handleUnlockAttunement(id)}
+                      >
+                        <Unlock className="w-3 h-3" />
+                      </Button>
+                    )}
+                    {isActive && (
+                      <>
+                        <Button
+                          size="sm"
+                          variant="outline"
+                          onClick={() => handleAddAttunementXP(id, 50)}
+                        >
+                          +50 XP
+                        </Button>
+                        <Button
+                          size="sm"
+                          variant="outline"
+                          onClick={() => handleAddAttunementXP(id, 500)}
+                        >
+                          +500 XP
+                        </Button>
+                      </>
+                    )}
+                  </div>
+                </div>
+              );
+            })}
+          </CardContent>
+        </Card>
+
+        {/* Element Unlock */}
+        <Card className="bg-gray-900/80 border-gray-700 md:col-span-2">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-green-400 text-sm flex items-center gap-2">
+              <Star className="w-4 h-4" />
+              Elemental Mana
+            </CardTitle>
+          </CardHeader>
+          <CardContent>
+            <div className="grid grid-cols-3 sm:grid-cols-4 md:grid-cols-6 gap-2">
+              {Object.entries(ELEMENTS).map(([id, def]) => {
+                const elem = store.elements[id];
+                const isUnlocked = elem?.unlocked;
+                
+                return (
+                  <div
+                    key={id}
+                    className={`p-2 rounded border ${
+                      isUnlocked ? 'border-gray-600' : 'border-gray-800 opacity-60'
+                    }`}
+                    style={{ 
+                      borderColor: isUnlocked ? def.color : undefined 
+                    }}
+                  >
+                    <div className="flex items-center justify-between mb-1">
+                      <span style={{ color: def.color }}>{def.sym}</span>
+                      {!isUnlocked && (
+                        <Button
+                          size="sm"
+                          variant="ghost"
+                          className="h-5 w-5 p-0"
+                          onClick={() => handleUnlockElement(id)}
+                        >
+                          <Lock className="w-3 h-3" />
+                        </Button>
+                      )}
+                    </div>
+                    <div className="text-xs" style={{ color: def.color }}>{def.name}</div>
+                    {isUnlocked && (
+                      <div className="text-xs text-gray-400 mt-1">
+                        {elem.current.toFixed(0)}/{elem.max}
+                      </div>
+                    )}
+                    {isUnlocked && (
+                      <Button
+                        size="sm"
+                        variant="ghost"
+                        className="h-5 w-full mt-1 text-xs"
+                        onClick={() => handleAddElementalMana(id, 100)}
+                      >
+                        +100
+                      </Button>
+                    )}
+                  </div>
+                );
+              })}
+            </div>
+          </CardContent>
+        </Card>
+
+        {/* Skills Debug */}
+        <Card className="bg-gray-900/80 border-gray-700 md:col-span-2">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-cyan-400 text-sm flex items-center gap-2">
+              <Settings className="w-4 h-4" />
+              Quick Actions
+            </CardTitle>
+          </CardHeader>
+          <CardContent>
+            <div className="flex gap-2 flex-wrap">
+              <Button
+                size="sm"
+                variant="outline"
+                onClick={() => {
+                  // Unlock all base elements
+                  ['fire', 'water', 'air', 'earth', 'light', 'dark', 'life', 'death'].forEach(e => {
+                    if (!store.elements[e]?.unlocked) {
+                      store.unlockElement(e);
+                    }
+                  });
+                }}
+              >
+                Unlock All Base Elements
+              </Button>
+              <Button
+                size="sm"
+                variant="outline"
+                onClick={() => {
+                  // Unlock utility elements
+                  ['mental', 'transference', 'force'].forEach(e => {
+                    if (!store.elements[e]?.unlocked) {
+                      store.unlockElement(e);
+                    }
+                  });
+                }}
+              >
+                Unlock Utility Elements
+              </Button>
+              <Button
+                size="sm"
+                variant="outline"
+                onClick={() => {
+                  // Max floor
+                  if (store.debugSetFloor) {
+                    store.debugSetFloor(100);
+                  }
+                }}
+              >
+                Skip to Floor 100
+              </Button>
+            </div>
+          </CardContent>
+        </Card>
+      </div>
+    </div>
+  );
+}

src/components/game/tabs/EquipmentTab.tsx

@@ -0,0 +1,393 @@
+'use client';
+
+import { useState } from 'react';
+import { 
+  EQUIPMENT_TYPES, 
+  EQUIPMENT_SLOTS, 
+  getEquipmentBySlot,
+  type EquipmentSlot,
+  type EquipmentType,
+} from '@/lib/game/data/equipment';
+import { ENCHANTMENT_EFFECTS } from '@/lib/game/data/enchantment-effects';
+import { fmt } from '@/lib/game/store';
+import { Button } from '@/components/ui/button';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { 
+  Tooltip, 
+  TooltipContent, 
+  TooltipProvider, 
+  TooltipTrigger 
+} from '@/components/ui/tooltip';
+import { 
+  Select, 
+  SelectContent, 
+  SelectItem, 
+  SelectTrigger, 
+  SelectValue 
+} from '@/components/ui/select';
+import type { GameStore, EquipmentInstance } from '@/lib/game/types';
+
+export interface EquipmentTabProps {
+  store: GameStore;
+}
+
+// Slot display names
+const SLOT_NAMES: Record<EquipmentSlot, string> = {
+  mainHand: 'Main Hand',
+  offHand: 'Off Hand',
+  head: 'Head',
+  body: 'Body',
+  hands: 'Hands',
+  feet: 'Feet',
+  accessory1: 'Accessory 1',
+  accessory2: 'Accessory 2',
+};
+
+// Slot icons
+const SLOT_ICONS: Record<EquipmentSlot, string> = {
+  mainHand: '⚔️',
+  offHand: '🛡️',
+  head: '🎩',
+  body: '👕',
+  hands: '🧤',
+  feet: '👢',
+  accessory1: '💍',
+  accessory2: '📿',
+};
+
+// Rarity colors
+const RARITY_COLORS: Record<string, string> = {
+  common: 'border-gray-500 bg-gray-800/30',
+  uncommon: 'border-green-500 bg-green-900/20',
+  rare: 'border-blue-500 bg-blue-900/20',
+  epic: 'border-purple-500 bg-purple-900/20',
+  legendary: 'border-amber-500 bg-amber-900/20',
+  mythic: 'border-red-500 bg-red-900/20',
+};
+
+const RARITY_TEXT_COLORS: Record<string, string> = {
+  common: 'text-gray-300',
+  uncommon: 'text-green-400',
+  rare: 'text-blue-400',
+  epic: 'text-purple-400',
+  legendary: 'text-amber-400',
+  mythic: 'text-red-400',
+};
+
+export function EquipmentTab({ store }: EquipmentTabProps) {
+  const [selectedSlot, setSelectedSlot] = useState<EquipmentSlot | null>(null);
+  
+  // Get unequipped items
+  const equippedIds = new Set(Object.values(store.equippedInstances).filter(Boolean));
+  const unequippedItems = Object.values(store.equipmentInstances).filter(
+    (inst) => !equippedIds.has(inst.instanceId)
+  );
+  
+  // Equip an item to a slot
+  const handleEquip = (instanceId: string, slot: EquipmentSlot) => {
+    store.equipItem(instanceId, slot);
+    setSelectedSlot(null);
+  };
+  
+  // Unequip from a slot
+  const handleUnequip = (slot: EquipmentSlot) => {
+    store.unequipItem(slot);
+  };
+  
+  // Get items that can be equipped in a slot
+  const getEquippableItems = (slot: EquipmentSlot): EquipmentInstance[] => {
+    const equipmentTypes = getEquipmentBySlot(slot);
+    const typeIds = new Set(equipmentTypes.map((t) => t.id));
+    
+    return unequippedItems.filter((inst) => typeIds.has(inst.typeId));
+  };
+  
+  // Get all items that can go in a slot (including accessories that can go in either accessory slot)
+  const getItemsForSlot = (slot: EquipmentSlot): EquipmentInstance[] => {
+    if (slot === 'accessory1' || slot === 'accessory2') {
+      // Accessories can go in either slot
+      const accessoryTypes = EQUIPMENT_TYPES;
+      const accessoryTypeIds = Object.values(accessoryTypes)
+        .filter((t) => t.category === 'accessory')
+        .map((t) => t.id);
+      
+      return unequippedItems.filter((inst) => accessoryTypeIds.includes(inst.typeId));
+    }
+    return getEquippableItems(slot);
+  };
+
+  return (
+    <div className="space-y-4">
+      {/* Equipment Slots */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 game-panel-title text-xs">
+            Equipped Gear
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-3">
+            {EQUIPMENT_SLOTS.map((slot) => {
+              const instanceId = store.equippedInstances[slot];
+              const instance = instanceId ? store.equipmentInstances[instanceId] : null;
+              const equipmentType = instance ? EQUIPMENT_TYPES[instance.typeId] : null;
+              
+              return (
+                <div
+                  key={slot}
+                  className={`p-3 rounded border ${
+                    instance 
+                      ? RARITY_COLORS[instance.rarity]
+                      : 'border-gray-700 bg-gray-800/30'
+                  }`}
+                >
+                  <div className="flex items-center justify-between mb-2">
+                    <div className="flex items-center gap-2">
+                      <span>{SLOT_ICONS[slot]}</span>
+                      <span className="text-sm font-semibold text-gray-300">
+                        {SLOT_NAMES[slot]}
+                      </span>
+                    </div>
+                    {instance && (
+                      <Button
+                        size="sm"
+                        variant="ghost"
+                        className="h-6 text-xs text-red-400 hover:text-red-300 hover:bg-red-900/20"
+                        onClick={() => handleUnequip(slot)}
+                      >
+                        ✕
+                      </Button>
+                    )}
+                  </div>
+                  
+                  {instance ? (
+                    <div className="space-y-1">
+                      <div className={`font-semibold text-sm ${RARITY_TEXT_COLORS[instance.rarity]}`}>
+                        {instance.name}
+                      </div>
+                      <div className="text-xs text-gray-400">
+                        Capacity: {instance.usedCapacity}/{instance.totalCapacity}
+                      </div>
+                      {instance.enchantments.length > 0 && (
+                        <div className="flex flex-wrap gap-1 mt-1">
+                          {instance.enchantments.map((ench, i) => {
+                            const effect = ENCHANTMENT_EFFECTS[ench.effectId];
+                            return (
+                              <TooltipProvider key={i}>
+                                <Tooltip>
+                                  <TooltipTrigger asChild>
+                                    <Badge 
+                                      variant="outline" 
+                                      className="text-xs cursor-help"
+                                    >
+                                      {effect?.name || ench.effectId}
+                                      {ench.stacks > 1 && ` x${ench.stacks}`}
+                                    </Badge>
+                                  </TooltipTrigger>
+                                  <TooltipContent>
+                                    <p>{effect?.description || 'Unknown effect'}</p>
+                                    <p className="text-gray-400 text-xs">
+                                      Category: {effect?.category || 'unknown'}
+                                    </p>
+                                  </TooltipContent>
+                                </Tooltip>
+                              </TooltipProvider>
+                            );
+                          })}
+                        </div>
+                      )}
+                    </div>
+                  ) : (
+                    <div className="text-sm text-gray-500 italic">
+                      Empty
+                    </div>
+                  )}
+                </div>
+              );
+            })}
+          </div>
+        </CardContent>
+      </Card>
+      
+      {/* Inventory */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 game-panel-title text-xs">
+            Equipment Inventory ({unequippedItems.length} items)
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          {unequippedItems.length === 0 ? (
+            <div className="text-gray-500 text-sm text-center py-4">
+              No unequipped items. Craft new gear in the Crafting tab.
+            </div>
+          ) : (
+            <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-3 max-h-96 overflow-y-auto">
+              {unequippedItems.map((instance) => {
+                const equipmentType = EQUIPMENT_TYPES[instance.typeId];
+                const validSlots = equipmentType 
+                  ? (equipmentType.category === 'accessory' 
+                      ? ['accessory1', 'accessory2'] as EquipmentSlot[]
+                      : [equipmentType.slot])
+                  : [];
+                
+                return (
+                  <div
+                    key={instance.instanceId}
+                    className={`p-3 rounded border ${RARITY_COLORS[instance.rarity]}`}
+                  >
+                    <div className="flex items-start justify-between mb-2">
+                      <div>
+                        <div className={`font-semibold text-sm ${RARITY_TEXT_COLORS[instance.rarity]}`}>
+                          {instance.name}
+                        </div>
+                        <div className="text-xs text-gray-400">
+                          {equipmentType?.description}
+                        </div>
+                      </div>
+                      <Badge variant="outline" className="text-xs">
+                        {equipmentType?.category || 'unknown'}
+                      </Badge>
+                    </div>
+                    
+                    <div className="text-xs text-gray-400 space-y-1 mb-2">
+                      <div>
+                        Capacity: {instance.usedCapacity}/{instance.totalCapacity}
+                        {instance.quality < 100 && (
+                          <span className="text-yellow-500 ml-1">
+                            (Quality: {instance.quality}%)
+                          </span>
+                        )}
+                      </div>
+                      {instance.enchantments.length > 0 && (
+                        <div className="flex flex-wrap gap-1">
+                          {instance.enchantments.map((ench, i) => {
+                            const effect = ENCHANTMENT_EFFECTS[ench.effectId];
+                            return (
+                              <Badge 
+                                key={i}
+                                variant="outline" 
+                                className="text-xs"
+                              >
+                                {effect?.name || ench.effectId}
+                              </Badge>
+                            );
+                          })}
+                        </div>
+                      )}
+                    </div>
+                    
+                    {validSlots.length > 0 && (
+                      <div className="flex items-center gap-2">
+                        <Select
+                          onValueChange={(value) => 
+                            handleEquip(instance.instanceId, value as EquipmentSlot)
+                          }
+                        >
+                          <SelectTrigger className="h-8 text-xs">
+                            <SelectValue placeholder="Equip to..." />
+                          </SelectTrigger>
+                          <SelectContent>
+                            {validSlots.map((slot) => (
+                              <SelectItem 
+                                key={slot} 
+                                value={slot}
+                                className="text-xs"
+                              >
+                                {SLOT_ICONS[slot]} {SLOT_NAMES[slot]}
+                              </SelectItem>
+                            ))}
+                          </SelectContent>
+                        </Select>
+                        
+                        <TooltipProvider>
+                          <Tooltip>
+                            <TooltipTrigger asChild>
+                              <Button
+                                size="sm"
+                                variant="ghost"
+                                className="h-8 text-xs text-red-400 hover:text-red-300 hover:bg-red-900/20"
+                                onClick={() => store.deleteEquipmentInstance(instance.instanceId)}
+                              >
+                                🗑️
+                              </Button>
+                            </TooltipTrigger>
+                            <TooltipContent>
+                              <p>Delete this item</p>
+                            </TooltipContent>
+                          </Tooltip>
+                        </TooltipProvider>
+                      </div>
+                    )}
+                  </div>
+                );
+              })}
+            </div>
+          )}
+        </CardContent>
+      </Card>
+      
+      {/* Equipment Stats Summary */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 game-panel-title text-xs">
+            Equipment Stats Summary
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-2 sm:grid-cols-4 gap-3">
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-2xl font-bold text-amber-400 game-mono">
+                {Object.values(store.equipmentInstances).length}
+              </div>
+              <div className="text-xs text-gray-400">Total Items</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-2xl font-bold text-green-400 game-mono">
+                {equippedIds.size}
+              </div>
+              <div className="text-xs text-gray-400">Equipped</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-2xl font-bold text-blue-400 game-mono">
+                {unequippedItems.length}
+              </div>
+              <div className="text-xs text-gray-400">In Inventory</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-2xl font-bold text-purple-400 game-mono">
+                {Object.values(store.equipmentInstances).reduce(
+                  (sum, inst) => sum + inst.enchantments.length, 
+                  0
+                )}
+              </div>
+              <div className="text-xs text-gray-400">Total Enchantments</div>
+            </div>
+          </div>
+          
+          {/* Active Effects from Equipment */}
+          <div className="mt-4">
+            <div className="text-sm text-gray-400 mb-2">Active Effects from Equipment:</div>
+            <div className="flex flex-wrap gap-2">
+              {(() => {
+                const effects = store.getEquipmentEffects();
+                const effectEntries = Object.entries(effects).filter(([, v]) => v > 0);
+                
+                if (effectEntries.length === 0) {
+                  return <span className="text-gray-500 text-sm">No active effects</span>;
+                }
+                
+                return effectEntries.map(([stat, value]) => (
+                  <Badge key={stat} variant="outline" className="text-xs">
+                    {stat}: +{fmt(value)}
+                  </Badge>
+                ));
+              })()}
+            </div>
+          </div>
+        </CardContent>
+      </Card>
+    </div>
+  );
+}

src/components/game/tabs/LabTab.tsx

@@ -0,0 +1,116 @@
+'use client';
+
+import { Button } from '@/components/ui/button';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { ELEMENTS } from '@/lib/game/constants';
+
+interface LabTabProps {
+  store: {
+    rawMana: number;
+    elements: Record<string, { current: number; max: number; unlocked: boolean }>;
+    skills: Record<string, number>;
+    craftComposite: (target: string) => void;
+  };
+}
+
+export function LabTab({ store }: LabTabProps) {
+  // Render elemental mana grid
+  const renderElementsGrid = () => (
+    <div className="grid grid-cols-3 sm:grid-cols-4 md:grid-cols-6 lg:grid-cols-8 gap-2">
+      {Object.entries(store.elements)
+        .filter(([, state]) => state.unlocked)
+        .map(([id, state]) => {
+          const def = ELEMENTS[id];
+          return (
+            <div
+              key={id}
+              className="p-2 rounded border border-gray-700 bg-gray-800/50"
+            >
+              <div className="text-lg text-center">{def?.sym}</div>
+              <div className="text-xs font-semibold text-center" style={{ color: def?.color }}>{def?.name}</div>
+              <div className="text-xs text-gray-400 game-mono text-center">{state.current}/{state.max}</div>
+            </div>
+          );
+        })}
+    </div>
+  );
+  
+  // Render composite crafting
+  const renderCompositeCrafting = () => {
+    const compositeElements = Object.entries(ELEMENTS)
+      .filter(([, def]) => def.recipe)
+      .filter(([id]) => store.elements[id]?.unlocked);
+    
+    if (compositeElements.length === 0) return null;
+    
+    return (
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Composite Crafting</CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="space-y-2">
+            {compositeElements.map(([id, def]) => {
+              const recipe = def.recipe || [];
+              const canCraft = recipe.every(r => (store.elements[r]?.current || 0) >= 1);
+              const craftBonus = 1 + (store.skills.elemCrafting || 0) * 0.25;
+              const output = Math.floor(craftBonus);
+              
+              return (
+                <div key={id} className="p-2 rounded border border-gray-700 bg-gray-800/50 flex items-center justify-between">
+                  <div className="flex items-center gap-2">
+                    <span className="text-lg">{def.sym}</span>
+                    <span className="text-sm" style={{ color: def.color }}>{def.name}</span>
+                    <span className="text-xs text-gray-500">
+                      ({recipe.map(r => ELEMENTS[r]?.sym).join(' + ')})
+                    </span>
+                  </div>
+                  <Button
+                    size="sm"
+                    variant="outline"
+                    disabled={!canCraft}
+                    onClick={() => store.craftComposite(id)}
+                  >
+                    Craft ({output})
+                  </Button>
+                </div>
+              );
+            })}
+          </div>
+        </CardContent>
+      </Card>
+    );
+  };
+  
+  // Check if there are any unlocked elements
+  const hasUnlockedElements = Object.values(store.elements).some(e => e.unlocked);
+  
+  if (!hasUnlockedElements) {
+    return (
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardContent className="pt-6">
+          <div className="text-center text-gray-500">
+            No elemental mana available. Elements are unlocked through gameplay.
+          </div>
+        </CardContent>
+      </Card>
+    );
+  }
+  
+  return (
+    <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
+      {/* Elemental Mana Display */}
+      <Card className="bg-gray-900/80 border-gray-700 lg:col-span-2">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 text-sm">Elemental Mana</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {renderElementsGrid()}
+        </CardContent>
+      </Card>
+      
+      {/* Composite Crafting */}
+      {renderCompositeCrafting()}
+    </div>
+  );
+}

src/components/game/tabs/SkillsTab.tsx

@@ -0,0 +1,369 @@
+'use client';
+
+import { useState } from 'react';
+import { SKILLS_DEF, SKILL_CATEGORIES, getStudySpeedMultiplier, getStudyCostMultiplier } from '@/lib/game/constants';
+import { SKILL_EVOLUTION_PATHS, getUpgradesForSkillAtMilestone, getNextTierSkill, getTierMultiplier } from '@/lib/game/skill-evolution';
+import { getUnifiedEffects, hasSpecial, SPECIAL_EFFECTS } from '@/lib/game/effects';
+import { getAvailableSkillCategories } from '@/lib/game/data/attunements';
+import { fmt, fmtDec } from '@/lib/game/store';
+import { formatStudyTime } from '@/lib/game/formatting';
+import type { SkillUpgradeChoice, GameStore } from '@/lib/game/types';
+import { Button } from '@/components/ui/button';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from '@/components/ui/tooltip';
+import { StudyProgress } from './StudyProgress';
+import { UpgradeDialog } from './UpgradeDialog';
+import { ChevronDown, ChevronRight } from 'lucide-react';
+
+export interface SkillsTabProps {
+  store: GameStore;
+}
+
+// Check if skill has milestone available
+function hasMilestoneUpgrade(
+  skillId: string, 
+  level: number, 
+  skillTiers: Record<string, number>,
+  skillUpgrades: Record<string, string[]>
+): { milestone: 5 | 10; hasUpgrades: boolean; selectedCount: number } | null {
+  const baseSkillId = skillId.includes('_t') ? skillId.split('_t')[0] : skillId;
+  const path = SKILL_EVOLUTION_PATHS[baseSkillId];
+  if (!path) return null;
+  
+  // Check level 5 milestone
+  if (level >= 5) {
+    const upgrades5 = getUpgradesForSkillAtMilestone(skillId, 5, skillTiers);
+    const selected5 = (skillUpgrades[skillId] || []).filter(id => id.includes('_l5'));
+    if (upgrades5.length > 0 && selected5.length < 2) {
+      return { milestone: 5, hasUpgrades: true, selectedCount: selected5.length };
+    }
+  }
+  
+  // Check level 10 milestone
+  if (level >= 10) {
+    const upgrades10 = getUpgradesForSkillAtMilestone(skillId, 10, skillTiers);
+    const selected10 = (skillUpgrades[skillId] || []).filter(id => id.includes('_l10'));
+    if (upgrades10.length > 0 && selected10.length < 2) {
+      return { milestone: 10, hasUpgrades: true, selectedCount: selected10.length };
+    }
+  }
+  
+  return null;
+}
+
+export function SkillsTab({ store }: SkillsTabProps) {
+  const [upgradeDialogSkill, setUpgradeDialogSkill] = useState<string | null>(null);
+  const [upgradeDialogMilestone, setUpgradeDialogMilestone] = useState<5 | 10>(5);
+  const [pendingUpgradeSelections, setPendingUpgradeSelections] = useState<string[]>([]);
+  const [collapsedCategories, setCollapsedCategories] = useState<Set<string>>(new Set());
+  
+  const studySpeedMult = getStudySpeedMultiplier(store.skills);
+  const upgradeEffects = getUnifiedEffects(store);
+  
+  // Toggle category collapse
+  const toggleCategory = (categoryId: string) => {
+    setCollapsedCategories(prev => {
+      const newSet = new Set(prev);
+      if (newSet.has(categoryId)) {
+        newSet.delete(categoryId);
+      } else {
+        newSet.add(categoryId);
+      }
+      return newSet;
+    });
+  };
+  
+  // Get upgrade choices for dialog
+  const getUpgradeChoices = () => {
+    if (!upgradeDialogSkill) return { available: [] as SkillUpgradeChoice[], selected: [] as string[] };
+    return store.getSkillUpgradeChoices(upgradeDialogSkill, upgradeDialogMilestone);
+  };
+  
+  const { available, selected: alreadySelected } = getUpgradeChoices();
+  
+  // Toggle selection
+  const toggleUpgrade = (upgradeId: string) => {
+    const currentSelections = pendingUpgradeSelections.length > 0 ? pendingUpgradeSelections : alreadySelected;
+    if (currentSelections.includes(upgradeId)) {
+      setPendingUpgradeSelections(currentSelections.filter(id => id !== upgradeId));
+    } else if (currentSelections.length < 2) {
+      setPendingUpgradeSelections([...currentSelections, upgradeId]);
+    }
+  };
+  
+  // Commit selections and close
+  const handleConfirm = () => {
+    const currentSelections = pendingUpgradeSelections.length > 0 ? pendingUpgradeSelections : alreadySelected;
+    if (currentSelections.length === 2 && upgradeDialogSkill) {
+      store.commitSkillUpgrades(upgradeDialogSkill, currentSelections);
+    }
+    setPendingUpgradeSelections([]);
+    setUpgradeDialogSkill(null);
+  };
+  
+  // Cancel and close
+  const handleCancel = () => {
+    setPendingUpgradeSelections([]);
+    setUpgradeDialogSkill(null);
+  };
+  
+  return (
+    <div className="space-y-4">
+      {/* Upgrade Selection Dialog */}
+      <UpgradeDialog
+        open={!!upgradeDialogSkill}
+        skillId={upgradeDialogSkill}
+        milestone={upgradeDialogMilestone}
+        pendingSelections={pendingUpgradeSelections}
+        available={available}
+        alreadySelected={alreadySelected}
+        onToggle={toggleUpgrade}
+        onConfirm={handleConfirm}
+        onCancel={handleCancel}
+        onOpenChange={(open) => {
+          if (!open) {
+            setPendingUpgradeSelections([]);
+            setUpgradeDialogSkill(null);
+          }
+        }}
+      />
+      
+      {/* Current Study Progress */}
+      {store.currentStudyTarget && store.currentStudyTarget.type === 'skill' && (
+        <Card className="bg-gray-900/80 border-purple-600/50">
+          <CardContent className="pt-4">
+            <StudyProgress
+              currentStudyTarget={store.currentStudyTarget}
+              skills={store.skills}
+              studySpeedMult={studySpeedMult}
+              cancelStudy={store.cancelStudy}
+            />
+          </CardContent>
+        </Card>
+      )}
+      
+      {/* Get available skill categories based on attunements */}
+      {(() => {
+        const availableCategories = getAvailableSkillCategories(store.attunements || {});
+        
+        return SKILL_CATEGORIES
+          .filter(cat => availableCategories.includes(cat.id))
+          .map((cat) => {
+            const skillsInCat = Object.entries(SKILLS_DEF).filter(([, def]) => def.cat === cat.id);
+            if (skillsInCat.length === 0) return null;
+            
+            const isCollapsed = collapsedCategories.has(cat.id);
+            
+            return (
+          <Card key={cat.id} className="bg-gray-900/80 border-gray-700">
+            <CardHeader className="pb-2 cursor-pointer" onClick={() => toggleCategory(cat.id)}>
+              <CardTitle className="text-amber-400 game-panel-title text-xs flex items-center justify-between">
+                <span>{cat.icon} {cat.name}</span>
+                <div className="flex items-center gap-2">
+                  <Badge variant="outline" className="text-xs">{skillsInCat.length} skills</Badge>
+                  {isCollapsed ? <ChevronRight className="w-4 h-4" /> : <ChevronDown className="w-4 h-4" />}
+                </div>
+              </CardTitle>
+            </CardHeader>
+            {!isCollapsed && (
+            <CardContent>
+              <div className="space-y-2">
+                {skillsInCat.map(([id, def]) => {
+                  // Get tier info
+                  const currentTier = store.skillTiers?.[id] || 1;
+                  const tieredSkillId = currentTier > 1 ? `${id}_t${currentTier}` : id;
+                  const tierMultiplier = getTierMultiplier(tieredSkillId);
+                  
+                  // Get the actual level from the tiered skill
+                  const level = store.skills[tieredSkillId] || store.skills[id] || 0;
+                  const maxed = level >= def.max;
+                  
+                  // Check if studying this skill
+                  const isStudying = (store.currentStudyTarget?.id === id || store.currentStudyTarget?.id === tieredSkillId) && store.currentStudyTarget?.type === 'skill';
+                  
+                  // Get tier name for display
+                  const tierDef = SKILL_EVOLUTION_PATHS[id]?.tiers.find(t => t.tier === currentTier);
+                  const skillDisplayName = tierDef?.name || def.name;
+                  
+                  // Check prerequisites
+                  let prereqMet = true;
+                  if (def.req) {
+                    for (const [r, rl] of Object.entries(def.req)) {
+                      if ((store.skills[r] || 0) < rl) {
+                        prereqMet = false;
+                        break;
+                      }
+                    }
+                  }
+                  
+                  // Apply skill modifiers
+                  const costMult = getStudyCostMultiplier(store.skills);
+                  const speedMult = getStudySpeedMultiplier(store.skills);
+                  const studyEffects = getUnifiedEffects(store);
+                  const effectiveSpeedMult = speedMult * studyEffects.studySpeedMultiplier;
+                  
+                  // Study time scales with tier
+                  const tierStudyTime = def.studyTime * currentTier;
+                  const effectiveStudyTime = tierStudyTime / effectiveSpeedMult;
+                  
+                  // Cost scales with tier
+                  const baseCost = def.base * (level + 1) * currentTier;
+                  const cost = Math.floor(baseCost * costMult);
+                  
+                  // Can start studying?
+                  const canStudy = !maxed && prereqMet && store.rawMana >= cost && !isStudying;
+                  
+                  // Check for milestone upgrades
+                  const milestoneInfo = hasMilestoneUpgrade(tieredSkillId, level, store.skillTiers || {}, store.skillUpgrades);
+                  
+                  // Check for tier up
+                  const nextTierSkill = getNextTierSkill(tieredSkillId);
+                  const canTierUp = maxed && nextTierSkill;
+                  
+                  // Get selected upgrades
+                  const selectedUpgrades = store.skillUpgrades[tieredSkillId] || [];
+                  const selectedL5 = selectedUpgrades.filter(u => u.includes('_l5'));
+                  const selectedL10 = selectedUpgrades.filter(u => u.includes('_l10'));
+                  
+                  return (
+                    <div
+                      key={id}
+                      className={`flex flex-col sm:flex-row sm:items-center justify-between p-3 rounded border gap-2 ${
+                        isStudying ? 'border-purple-500 bg-purple-900/20' : 
+                        milestoneInfo ? 'border-amber-500/50 bg-amber-900/10' :
+                        'border-gray-700 bg-gray-800/30'
+                      }`}
+                    >
+                      <div className="flex-1 min-w-0">
+                        <div className="flex items-center gap-2 flex-wrap">
+                          <span className="font-semibold text-sm">{skillDisplayName}</span>
+                          {currentTier > 1 && (
+                            <Badge className="bg-purple-600/50 text-purple-200 text-xs">Tier {currentTier} ({fmtDec(tierMultiplier, 0)}x)</Badge>
+                          )}
+                          {level > 0 && <span className="text-purple-400 text-sm">Lv.{level}</span>}
+                          {selectedUpgrades.length > 0 && (
+                            <div className="flex gap-1">
+                              {selectedL5.length > 0 && (
+                                <Badge className="bg-amber-700/50 text-amber-200 text-xs">L5: {selectedL5.length}</Badge>
+                              )}
+                              {selectedL10.length > 0 && (
+                                <Badge className="bg-purple-700/50 text-purple-200 text-xs">L10: {selectedL10.length}</Badge>
+                              )}
+                            </div>
+                          )}
+                        </div>
+                        <div className="text-xs text-gray-400 italic">{def.desc}{currentTier > 1 && ` (Tier ${currentTier}: ${fmtDec(tierMultiplier, 0)}x effect)`}</div>
+                        {!prereqMet && def.req && (
+                          <div className="text-xs text-red-400 mt-1">
+                            Requires: {Object.entries(def.req).map(([r, rl]) => `${SKILLS_DEF[r]?.name} Lv.${rl}`).join(', ')}
+                          </div>
+                        )}
+                        <div className="text-xs text-gray-500 mt-1">
+                          <span className={effectiveSpeedMult > 1 ? 'text-green-400' : ''}>
+                            Study: {formatStudyTime(effectiveStudyTime)}{effectiveSpeedMult > 1 && <span className="text-xs ml-1">({Math.round(effectiveSpeedMult * 100)}% speed)</span>}
+                          </span>
+                          {' • '}
+                          <span className={costMult < 1 ? 'text-green-400' : ''}>
+                            Cost: {fmt(cost)} mana{costMult < 1 && <span className="text-xs ml-1">({Math.round(costMult * 100)}% cost)</span>}
+                          </span>
+                        </div>
+                        
+                        {milestoneInfo && (
+                          <div className="text-xs text-amber-400 mt-1 flex items-center gap-1">
+                            ⭐ Level {milestoneInfo.milestone} milestone: {milestoneInfo.selectedCount}/2 upgrades selected
+                          </div>
+                        )}
+                      </div>
+                      
+                      <div className="flex items-center gap-3 flex-wrap sm:flex-nowrap">
+                        {/* Level dots */}
+                        <div className="flex gap-1 shrink-0">
+                          {Array.from({ length: def.max }).map((_, i) => (
+                            <div
+                              key={i}
+                              className={`w-2 h-2 rounded-full border ${
+                                i < level ? 'bg-purple-500 border-purple-400' : 
+                                i === 4 || i === 9 ? 'border-amber-500' : 
+                                'border-gray-600'
+                              }`}
+                            />
+                          ))}
+                        </div>
+                        
+                        {isStudying ? (
+                          <div className="text-xs text-purple-400">
+                            {formatStudyTime(store.currentStudyTarget?.progress || 0)}/{formatStudyTime(tierStudyTime)}
+                          </div>
+                        ) : milestoneInfo ? (
+                          <Button
+                            size="sm"
+                            className="bg-amber-600 hover:bg-amber-700"
+                            onClick={() => {
+                              setUpgradeDialogSkill(tieredSkillId);
+                              setUpgradeDialogMilestone(milestoneInfo.milestone);
+                            }}
+                          >
+                            Choose Upgrades
+                          </Button>
+                        ) : canTierUp ? (
+                          <Button
+                            size="sm"
+                            className="bg-purple-600 hover:bg-purple-700"
+                            onClick={() => store.tierUpSkill(tieredSkillId)}
+                          >
+                            ⬆️ Tier Up
+                          </Button>
+                        ) : maxed ? (
+                          <Badge className="bg-green-900/50 text-green-300">Maxed</Badge>
+                        ) : (
+                          <div className="flex gap-1">
+                            <Button
+                              size="sm"
+                              variant={canStudy ? 'default' : 'outline'}
+                              disabled={!canStudy}
+                              className={canStudy ? 'bg-purple-600 hover:bg-purple-700' : 'opacity-50'}
+                              onClick={() => store.startStudyingSkill(tieredSkillId)}
+                            >
+                              Study ({fmt(cost)})
+                            </Button>
+                            {/* Parallel Study button */}
+                            {hasSpecial(upgradeEffects, SPECIAL_EFFECTS.PARALLEL_STUDY) && 
+                             store.currentStudyTarget && 
+                             !store.parallelStudyTarget &&
+                             store.currentStudyTarget.id !== tieredSkillId &&
+                             canStudy && (
+                              <TooltipProvider>
+                                <Tooltip>
+                                  <TooltipTrigger asChild>
+                                    <Button
+                                      size="sm"
+                                      variant="outline"
+                                      className="border-cyan-500 text-cyan-400 hover:bg-cyan-900/30"
+                                      onClick={() => store.startParallelStudySkill(tieredSkillId)}
+                                    >
+                                      ⚡
+                                    </Button>
+                                  </TooltipTrigger>
+                                  <TooltipContent>
+                                    <p>Study in parallel (50% speed)</p>
+                                  </TooltipContent>
+                                </Tooltip>
+                              </TooltipProvider>
+                            )}
+                          </div>
+                        )}
+                      </div>
+                    </div>
+                  );
+                })}
+              </div>
+            </CardContent>
+            )}
+          </Card>
+        );
+          });
+      })()}
+    </div>
+  );
+}

src/components/game/tabs/SpellsTab.tsx

@@ -0,0 +1,180 @@
+'use client';
+
+import { Button } from '@/components/ui/button';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { ELEMENTS, SPELLS_DEF } from '@/lib/game/constants';
+import { ENCHANTMENT_EFFECTS } from '@/lib/game/data/enchantment-effects';
+import { calcDamage, canAffordSpellCost, fmt } from '@/lib/game/store';
+import { formatSpellCost, getSpellCostColor } from '@/lib/game/formatting';
+
+interface SpellsTabProps {
+  store: {
+    spells: Record<string, { learned: boolean; level: number; studyProgress: number }>;
+    equippedInstances: Record<string, string | null>;
+    equipmentInstances: Record<string, { instanceId: string; name: string; enchantments: { effectId: string; stacks: number }[] }>;
+    activeSpell: string;
+    rawMana: number;
+    elements: Record<string, { current: number; max: number; unlocked: boolean }>;
+    signedPacts: number[];
+    unlockedEffects: string[];
+    setSpell: (spellId: string) => void;
+  };
+}
+
+export function SpellsTab({ store }: SpellsTabProps) {
+  // Get spells from equipment
+  const equipmentSpellIds: string[] = [];
+  const spellSources: Record<string, string[]> = {};
+  
+  for (const instanceId of Object.values(store.equippedInstances)) {
+    if (!instanceId) continue;
+    const instance = store.equipmentInstances[instanceId];
+    if (!instance) continue;
+    
+    for (const ench of instance.enchantments) {
+      const effectDef = ENCHANTMENT_EFFECTS[ench.effectId];
+      if (effectDef?.effect.type === 'spell' && effectDef.effect.spellId) {
+        const spellId = effectDef.effect.spellId;
+        if (!equipmentSpellIds.includes(spellId)) {
+          equipmentSpellIds.push(spellId);
+        }
+        if (!spellSources[spellId]) {
+          spellSources[spellId] = [];
+        }
+        spellSources[spellId].push(instance.name);
+      }
+    }
+  }
+  
+  const canCastSpell = (spellId: string): boolean => {
+    const spell = SPELLS_DEF[spellId];
+    if (!spell) return false;
+    return canAffordSpellCost(spell.cost, store.rawMana, store.elements);
+  };
+  
+  return (
+    <div className="space-y-6">
+      {/* Equipment-Granted Spells */}
+      <div className="mb-6">
+        <h3 className="text-lg font-semibold mb-3 text-cyan-400">✨ Known Spells</h3>
+        <p className="text-sm text-gray-400 mb-4">
+          Spells are obtained by enchanting equipment with spell effects. 
+          Visit the Crafting tab to design and apply enchantments.
+        </p>
+        
+        {equipmentSpellIds.length > 0 ? (
+          <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
+            {equipmentSpellIds.map(id => {
+              const def = SPELLS_DEF[id];
+              if (!def) return null;
+              
+              const isActive = store.activeSpell === id;
+              const canCast = canCastSpell(id);
+              const elemDef = def.elem === 'raw' ? null : ELEMENTS[def.elem];
+              const sources = spellSources[id] || [];
+              
+              return (
+                <Card
+                  key={id}
+                  className={`bg-gray-900/80 border-cyan-600/50 ${canCast ? 'ring-1 ring-green-500/30' : ''}`}
+                >
+                  <CardHeader className="pb-2">
+                    <div className="flex items-center justify-between">
+                      <CardTitle className="text-sm" style={{ color: def.elem === 'raw' ? '#60A5FA' : elemDef?.color }}>
+                        {def.name}
+                      </CardTitle>
+                      <Badge className="bg-cyan-900/50 text-cyan-300 text-xs">Equipment</Badge>
+                    </div>
+                  </CardHeader>
+                  <CardContent className="space-y-2">
+                    <div className="text-xs text-gray-400">
+                      {def.elem !== 'raw' && <span className="mr-2">{elemDef?.sym} {elemDef?.name}</span>}
+                      <span>⚔️ {def.dmg} dmg</span>
+                    </div>
+                    <div className="text-xs game-mono" style={{ color: getSpellCostColor(def.cost) }}>
+                      Cost: {formatSpellCost(def.cost)}
+                    </div>
+                    <div className="text-xs text-cyan-400/70">From: {sources.join(', ')}</div>
+                    <div className="flex gap-2">
+                      {isActive ? (
+                        <Badge className="bg-amber-900/50 text-amber-300">Active</Badge>
+                      ) : (
+                        <Button size="sm" variant="outline" onClick={() => store.setSpell(id)}>
+                          Set Active
+                        </Button>
+                      )}
+                    </div>
+                  </CardContent>
+                </Card>
+              );
+            })}
+          </div>
+        ) : (
+          <div className="text-center p-8 bg-gray-800/30 rounded border border-gray-700">
+            <div className="text-gray-500 mb-2">No spells known yet</div>
+            <div className="text-sm text-gray-600">Enchant a staff with a spell effect to gain spells</div>
+          </div>
+        )}
+      </div>
+      
+      {/* Pact Spells (from guardian defeats) */}
+      {store.signedPacts.length > 0 && (
+        <div className="mb-6">
+          <h3 className="text-lg font-semibold mb-3 text-amber-400">🏆 Pact Spells</h3>
+          <p className="text-sm text-gray-400 mb-3">Spells earned through guardian pacts appear here.</p>
+        </div>
+      )}
+      
+      {/* Spell Reference - show all available spells for enchanting */}
+      <div className="mb-6">
+        <h3 className="text-lg font-semibold mb-3 text-purple-400">📚 Spell Reference</h3>
+        <p className="text-sm text-gray-400 mb-4">
+          These spells can be applied to equipment through the enchanting system. 
+          Research enchantment effects in the Skills tab to unlock them for designing.
+        </p>
+        
+        <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
+          {Object.entries(SPELLS_DEF).map(([id, def]) => {
+            const elemDef = def.elem === 'raw' ? null : ELEMENTS[def.elem];
+            const isUnlocked = store.unlockedEffects?.includes(`spell_${id}`);
+            
+            return (
+              <Card
+                key={id}
+                className={`bg-gray-900/80 border-gray-700 ${isUnlocked ? 'border-purple-500/50' : 'opacity-60'}`}
+              >
+                <CardHeader className="pb-2">
+                  <div className="flex items-center justify-between">
+                    <CardTitle className="text-sm" style={{ color: def.elem === 'raw' ? '#60A5FA' : elemDef?.color }}>
+                      {def.name}
+                    </CardTitle>
+                    <div className="flex gap-1">
+                      {def.tier > 0 && <Badge variant="outline" className="text-xs">T{def.tier}</Badge>}
+                      {isUnlocked && <Badge className="bg-purple-900/50 text-purple-300 text-xs">Unlocked</Badge>}
+                    </div>
+                  </div>
+                </CardHeader>
+                <CardContent className="space-y-2">
+                  <div className="text-xs text-gray-400">
+                    {def.elem !== 'raw' && <span className="mr-2">{elemDef?.sym} {elemDef?.name}</span>}
+                    <span>⚔️ {def.dmg} dmg</span>
+                  </div>
+                  <div className="text-xs game-mono" style={{ color: getSpellCostColor(def.cost) }}>
+                    Cost: {formatSpellCost(def.cost)}
+                  </div>
+                  {def.desc && (
+                    <div className="text-xs text-gray-500 italic">{def.desc}</div>
+                  )}
+                  {!isUnlocked && (
+                    <div className="text-xs text-amber-400/70">Research to unlock for enchanting</div>
+                  )}
+                </CardContent>
+              </Card>
+            );
+          })}
+        </div>
+      </div>
+    </div>
+  );
+}

src/components/game/tabs/SpireTab.tsx

@@ -0,0 +1,288 @@
+'use client';
+
+import { Button } from '@/components/ui/button';
+import { Progress } from '@/components/ui/progress';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { ScrollArea } from '@/components/ui/scroll-area';
+import { Separator } from '@/components/ui/separator';
+import { TooltipProvider } from '@/components/ui/tooltip';
+import { Swords, BookOpen, ChevronUp, ChevronDown, RotateCcw, X } from 'lucide-react';
+import type { GameStore } from '@/lib/game/types';
+import { ELEMENTS, GUARDIANS, SPELLS_DEF, SKILLS_DEF } from '@/lib/game/constants';
+import { fmt, fmtDec, getFloorElement, canAffordSpellCost } from '@/lib/game/store';
+import { getActiveEquipmentSpells, getTotalDPS } from '@/lib/game/computed-stats';
+import { formatSpellCost, getSpellCostColor, formatStudyTime } from '@/lib/game/formatting';
+import { CraftingProgress, StudyProgress } from '@/components/game';
+import { getUnifiedEffects } from '@/lib/game/effects';
+
+interface SpireTabProps {
+  store: GameStore;
+}
+
+export function SpireTab({ store }: SpireTabProps) {
+  const floorElem = getFloorElement(store.currentFloor);
+  const floorElemDef = ELEMENTS[floorElem];
+  const isGuardianFloor = !!GUARDIANS[store.currentFloor];
+  const currentGuardian = GUARDIANS[store.currentFloor];
+  const climbDirection = store.climbDirection || 'up';
+  const clearedFloors = store.clearedFloors || {};
+  
+  // Check if current floor is cleared (for respawn indicator)
+  const isFloorCleared = clearedFloors[store.currentFloor];
+  
+  // Get active equipment spells
+  const activeEquipmentSpells = getActiveEquipmentSpells(store.equippedInstances, store.equipmentInstances);
+  
+  // Get upgrade effects and DPS
+  const upgradeEffects = getUnifiedEffects(store);
+  const totalDPS = getTotalDPS(store, upgradeEffects, floorElem);
+  const studySpeedMult = 1; // Base study speed
+
+  const canCastSpell = (spellId: string): boolean => {
+    const spell = SPELLS_DEF[spellId];
+    if (!spell) return false;
+    return canAffordSpellCost(spell.cost, store.rawMana, store.elements);
+  };
+
+  return (
+    <TooltipProvider>
+      <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
+        {/* Current Floor Card */}
+        <Card className="bg-gray-900/80 border-gray-700">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-amber-400 game-panel-title text-xs">Current Floor</CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-3">
+            <div className="flex items-baseline gap-2">
+              <span className="text-4xl font-bold game-title" style={{ color: floorElemDef?.color }}>
+                {store.currentFloor}
+              </span>
+              <span className="text-gray-400 text-sm">/ 100</span>
+              <span className="ml-auto text-sm" style={{ color: floorElemDef?.color }}>
+                {floorElemDef?.sym} {floorElemDef?.name}
+              </span>
+              {isGuardianFloor && (
+                <Badge className="bg-red-900/50 text-red-300 border-red-600">GUARDIAN</Badge>
+              )}
+            </div>
+            
+            {isGuardianFloor && currentGuardian && (
+              <div className="text-sm font-semibold game-panel-title" style={{ color: floorElemDef?.color }}>
+                ⚔️ {currentGuardian.name}
+              </div>
+            )}
+            
+            {/* HP Bar */}
+            <div className="space-y-1">
+              <div className="h-3 bg-gray-800 rounded-full overflow-hidden">
+                <div
+                  className="h-full rounded-full transition-all duration-300"
+                  style={{
+                    width: `${Math.max(0, (store.floorHP / store.floorMaxHP) * 100)}%`,
+                    background: `linear-gradient(90deg, ${floorElemDef?.color}99, ${floorElemDef?.color})`,
+                    boxShadow: `0 0 10px ${floorElemDef?.glow}`,
+                  }}
+                />
+              </div>
+              <div className="flex justify-between text-xs text-gray-400 game-mono">
+                <span>{fmt(store.floorHP)} / {fmt(store.floorMaxHP)} HP</span>
+                <span>DPS: {store.currentAction === 'climb' && activeEquipmentSpells.length > 0 ? fmtDec(totalDPS) : '—'}</span>
+              </div>
+            </div>
+            
+            <Separator className="bg-gray-700" />
+            
+            {/* Floor Navigation - Direction indicator only */}
+            <div className="space-y-2">
+              <div className="flex items-center justify-between">
+                <span className="text-xs text-gray-400">Direction</span>
+                <div className="flex gap-1">
+                  <Badge variant={climbDirection === 'up' ? 'default' : 'outline'} 
+                    className={climbDirection === 'up' ? 'bg-green-600' : ''}>
+                    <ChevronUp className="w-3 h-3 mr-1" />
+                    Up
+                  </Badge>
+                  <Badge variant={climbDirection === 'down' ? 'default' : 'outline'}
+                    className={climbDirection === 'down' ? 'bg-blue-600' : ''}>
+                    <ChevronDown className="w-3 h-3 mr-1" />
+                    Down
+                  </Badge>
+                </div>
+              </div>
+              
+              {isFloorCleared && (
+                <div className="text-xs text-amber-400 text-center flex items-center justify-center gap-1">
+                  <RotateCcw className="w-3 h-3" />
+                  Floor cleared! Advancing...
+                </div>
+              )}
+            </div>
+            
+            <Separator className="bg-gray-700" />
+            
+            <div className="text-sm text-gray-400">
+              Best: Floor <strong className="text-gray-200">{store.maxFloorReached}</strong> • 
+              Pacts: <strong className="text-amber-400">{store.signedPacts.length}</strong>
+            </div>
+          </CardContent>
+        </Card>
+
+        {/* Active Spells Card - Shows all spells from equipped weapons */}
+        <Card className="bg-gray-900/80 border-gray-700">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-amber-400 game-panel-title text-xs">
+              Active Spells ({activeEquipmentSpells.length})
+            </CardTitle>
+          </CardHeader>
+          <CardContent className="space-y-3">
+            {activeEquipmentSpells.length > 0 ? (
+              <div className="space-y-3">
+                {activeEquipmentSpells.map(({ spellId, equipmentId }) => {
+                  const spellDef = SPELLS_DEF[spellId];
+                  if (!spellDef) return null;
+                  
+                  const spellState = store.equipmentSpellStates?.find(
+                    s => s.spellId === spellId && s.sourceEquipment === equipmentId
+                  );
+                  const progress = spellState?.castProgress || 0;
+                  const canCast = canAffordSpellCost(spellDef.cost, store.rawMana, store.elements);
+                  
+                  return (
+                    <div key={`${spellId}-${equipmentId}`} className="p-2 rounded border border-gray-700 bg-gray-800/30">
+                      <div className="flex items-center justify-between mb-1">
+                        <div className="text-sm font-semibold game-panel-title" style={{ color: spellDef.elem === 'raw' ? '#60A5FA' : ELEMENTS[spellDef.elem]?.color }}>
+                          {spellDef.name}
+                          {spellDef.tier === 0 && <Badge className="ml-2 bg-gray-600 text-gray-200 text-xs">Basic</Badge>}
+                          {spellDef.tier >= 4 && <Badge className="ml-2 bg-amber-600 text-amber-100 text-xs">Legendary</Badge>}
+                        </div>
+                        <span className={`text-xs ${canCast ? 'text-green-400' : 'text-red-400'}`}>
+                          {canCast ? '✓' : '✗'}
+                        </span>
+                      </div>
+                      <div className="text-xs text-gray-400 game-mono mb-1">
+                        ⚔️ {fmt(totalDPS)} DPS • 
+                        <span style={{ color: getSpellCostColor(spellDef.cost) }}>
+                          {' '}{formatSpellCost(spellDef.cost)}
+                        </span>
+                        {' '}• ⚡ {(spellDef.castSpeed || 1).toFixed(1)}/hr
+                      </div>
+                      
+                      {/* Cast progress bar when climbing */}
+                      {store.currentAction === 'climb' && (
+                        <div className="space-y-0.5">
+                          <div className="flex justify-between text-xs text-gray-500">
+                            <span>Cast</span>
+                            <span>{(progress * 100).toFixed(0)}%</span>
+                          </div>
+                          <Progress value={Math.min(100, progress * 100)} className="h-1.5 bg-gray-700" />
+                        </div>
+                      )}
+                      
+                      {spellDef.effects && spellDef.effects.length > 0 && (
+                        <div className="flex gap-1 flex-wrap mt-1">
+                          {spellDef.effects.map((eff, i) => (
+                            <Badge key={i} variant="outline" className="text-xs py-0">
+                              {eff.type === 'lifesteal' && `🩸 ${Math.round(eff.value * 100)}%`}
+                              {eff.type === 'burn' && `🔥 Burn`}
+                              {eff.type === 'freeze' && `❄️ Freeze`}
+                            </Badge>
+                          ))}
+                        </div>
+                      )}
+                    </div>
+                  );
+                })}
+              </div>
+            ) : (
+              <div className="text-gray-500 text-sm">No spells on equipped weapons. Enchant a staff with spell effects in the Crafting tab.</div>
+            )}
+          </CardContent>
+        </Card>
+
+        {/* Current Study (if any) */}
+        {store.currentStudyTarget && (
+          <Card className="bg-gray-900/80 border-purple-600/50 lg:col-span-2">
+            <CardContent className="pt-4 space-y-3">
+              <StudyProgress
+                currentStudyTarget={store.currentStudyTarget}
+                skills={store.skills}
+                studySpeedMult={studySpeedMult}
+                cancelStudy={store.cancelStudy}
+              />
+              
+              {/* Parallel Study Progress */}
+              {store.parallelStudyTarget && (
+                <div className="p-3 rounded border border-cyan-600/50 bg-cyan-900/20">
+                  <div className="flex items-center justify-between mb-2">
+                    <div className="flex items-center gap-2">
+                      <BookOpen className="w-4 h-4 text-cyan-400" />
+                      <span className="text-sm font-semibold text-cyan-300">
+                        Parallel: {SKILLS_DEF[store.parallelStudyTarget.id]?.name}
+                        {store.parallelStudyTarget.type === 'skill' && ` Lv.${(store.skills[store.parallelStudyTarget.id] || 0) + 1}`}
+                      </span>
+                    </div>
+                    <Button
+                      variant="ghost"
+                      size="sm"
+                      className="h-6 w-6 p-0 text-gray-400 hover:text-white"
+                      onClick={() => store.cancelParallelStudy?.()}
+                    >
+                      <X className="w-4 h-4" />
+                    </Button>
+                  </div>
+                  <Progress value={Math.min(100, (store.parallelStudyTarget.progress / store.parallelStudyTarget.required) * 100)} className="h-2 bg-gray-800" />
+                  <div className="flex justify-between text-xs text-gray-400 mt-1">
+                    <span>{formatStudyTime(store.parallelStudyTarget.progress)} / {formatStudyTime(store.parallelStudyTarget.required)}</span>
+                    <span>50% speed (Parallel Study)</span>
+                  </div>
+                </div>
+              )}
+            </CardContent>
+          </Card>
+        )}
+
+        {/* Crafting Progress (if any) */}
+        {(store.designProgress || store.preparationProgress || store.applicationProgress) && (
+          <Card className="bg-gray-900/80 border-cyan-600/50 lg:col-span-2">
+            <CardContent className="pt-4">
+              <CraftingProgress
+                designProgress={store.designProgress}
+                preparationProgress={store.preparationProgress}
+                applicationProgress={store.applicationProgress}
+                equipmentInstances={store.equipmentInstances}
+                enchantmentDesigns={store.enchantmentDesigns}
+                cancelDesign={store.cancelDesign!}
+                cancelPreparation={store.cancelPreparation!}
+                pauseApplication={store.pauseApplication!}
+                resumeApplication={store.resumeApplication!}
+                cancelApplication={store.cancelApplication!}
+              />
+            </CardContent>
+          </Card>
+        )}
+
+        {/* Activity Log */}
+        <Card className="bg-gray-900/80 border-gray-700 lg:col-span-2">
+          <CardHeader className="pb-2">
+            <CardTitle className="text-amber-400 game-panel-title text-xs">Activity Log</CardTitle>
+          </CardHeader>
+          <CardContent>
+            <ScrollArea className="h-32">
+              <div className="space-y-1">
+                {store.log.slice(0, 20).map((entry, i) => (
+                  <div
+                    key={i}
+                    className={`text-sm ${i === 0 ? 'text-gray-200' : 'text-gray-500'} italic`}
+                  >
+                    {entry}
+                  </div>
+                ))}
+              </div>
+            </ScrollArea>
+          </CardContent>
+        </Card>
+      </div>
+    </TooltipProvider>
+  );
+}

src/components/game/tabs/StatsTab.tsx

@@ -0,0 +1,545 @@
+'use client';
+
+import { ELEMENTS, GUARDIANS, SKILLS_DEF } from '@/lib/game/constants';
+import { SKILL_EVOLUTION_PATHS, getTierMultiplier } from '@/lib/game/skill-evolution';
+import { hasSpecial, SPECIAL_EFFECTS } from '@/lib/game/effects';
+import { fmt, fmtDec, calcDamage } from '@/lib/game/store';
+import type { SkillUpgradeChoice, GameStore, UnifiedEffects } from '@/lib/game/types';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Badge } from '@/components/ui/badge';
+import { Separator } from '@/components/ui/separator';
+import { Droplet, Swords, BookOpen, FlaskConical, Trophy, RotateCcw, Star } from 'lucide-react';
+
+export interface StatsTabProps {
+  store: GameStore;
+  upgradeEffects: UnifiedEffects;
+  maxMana: number;
+  baseRegen: number;
+  clickMana: number;
+  meditationMultiplier: number;
+  effectiveRegen: number;
+  incursionStrength: number;
+  manaCascadeBonus: number;
+  studySpeedMult: number;
+  studyCostMult: number;
+}
+
+export function StatsTab({
+  store,
+  upgradeEffects,
+  maxMana,
+  baseRegen,
+  clickMana,
+  meditationMultiplier,
+  effectiveRegen,
+  incursionStrength,
+  manaCascadeBonus,
+  studySpeedMult,
+  studyCostMult,
+}: StatsTabProps) {
+  // Compute element max
+  const elemMax = (() => {
+    const ea = store.skillTiers?.elemAttune || 1;
+    const tieredSkillId = ea > 1 ? `elemAttune_t${ea}` : 'elemAttune';
+    const level = store.skills[tieredSkillId] || store.skills.elemAttune || 0;
+    const tierMult = getTierMultiplier(tieredSkillId);
+    return 10 + level * 50 * tierMult + (store.prestigeUpgrades.elementalAttune || 0) * 25;
+  })();
+
+  // Get all selected skill upgrades
+  const getAllSelectedUpgrades = () => {
+    const upgrades: { skillId: string; upgrade: SkillUpgradeChoice }[] = [];
+    for (const [skillId, selectedIds] of Object.entries(store.skillUpgrades)) {
+      const baseSkillId = skillId.includes('_t') ? skillId.split('_t')[0] : skillId;
+      const path = SKILL_EVOLUTION_PATHS[baseSkillId];
+      if (!path) continue;
+      for (const tier of path.tiers) {
+        if (tier.skillId === skillId) {
+          for (const upgradeId of selectedIds) {
+            const upgrade = tier.upgrades.find(u => u.id === upgradeId);
+            if (upgrade) {
+              upgrades.push({ skillId, upgrade });
+            }
+          }
+        }
+      }
+    }
+    return upgrades;
+  };
+
+  const selectedUpgrades = getAllSelectedUpgrades();
+
+  return (
+    <div className="space-y-4">
+      {/* Mana Stats */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-blue-400 game-panel-title text-xs flex items-center gap-2">
+            <Droplet className="w-4 h-4" />
+            Mana Stats
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Base Max Mana:</span>
+                <span className="text-gray-200">100</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Mana Well Bonus:</span>
+                <span className="text-blue-300">
+                  {(() => {
+                    const mw = store.skillTiers?.manaWell || 1;
+                    const tieredSkillId = mw > 1 ? `manaWell_t${mw}` : 'manaWell';
+                    const level = store.skills[tieredSkillId] || store.skills.manaWell || 0;
+                    const tierMult = getTierMultiplier(tieredSkillId);
+                    return `+${fmt(level * 100 * tierMult)} (${level} lvl × 100 × ${tierMult}x tier)`;
+                  })()}
+                </span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Prestige Mana Well:</span>
+                <span className="text-blue-300">+{fmt((store.prestigeUpgrades.manaWell || 0) * 500)}</span>
+              </div>
+              {upgradeEffects.maxManaBonus > 0 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-amber-400">Upgrade Mana Bonus:</span>
+                  <span className="text-amber-300">+{fmt(upgradeEffects.maxManaBonus)}</span>
+                </div>
+              )}
+              {upgradeEffects.maxManaMultiplier > 1 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-amber-400">Upgrade Mana Multiplier:</span>
+                  <span className="text-amber-300">×{fmtDec(upgradeEffects.maxManaMultiplier, 2)}</span>
+                </div>
+              )}
+              <div className="flex justify-between text-sm font-semibold border-t border-gray-700 pt-2">
+                <span className="text-gray-300">Total Max Mana:</span>
+                <span className="text-blue-400">{fmt(maxMana)}</span>
+              </div>
+            </div>
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Base Regen:</span>
+                <span className="text-gray-200">2/hr</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Mana Flow Bonus:</span>
+                <span className="text-blue-300">
+                  {(() => {
+                    const mf = store.skillTiers?.manaFlow || 1;
+                    const tieredSkillId = mf > 1 ? `manaFlow_t${mf}` : 'manaFlow';
+                    const level = store.skills[tieredSkillId] || store.skills.manaFlow || 0;
+                    const tierMult = getTierMultiplier(tieredSkillId);
+                    return `+${fmtDec(level * 1 * tierMult)}/hr (${level} lvl × 1 × ${tierMult}x tier)`;
+                  })()}
+                </span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Mana Spring Bonus:</span>
+                <span className="text-blue-300">+{(store.skills.manaSpring || 0) * 2}/hr</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Prestige Mana Flow:</span>
+                <span className="text-blue-300">+{fmtDec((store.prestigeUpgrades.manaFlow || 0) * 0.5)}/hr</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Temporal Echo:</span>
+                <span className="text-blue-300">×{fmtDec(1 + (store.prestigeUpgrades.temporalEcho || 0) * 0.1, 2)}</span>
+              </div>
+              <div className="flex justify-between text-sm font-semibold border-t border-gray-700 pt-2">
+                <span className="text-gray-300">Base Regen:</span>
+                <span className="text-blue-400">{fmtDec(baseRegen, 2)}/hr</span>
+              </div>
+              {upgradeEffects.regenBonus > 0 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-amber-400">Upgrade Regen Bonus:</span>
+                  <span className="text-amber-300">+{fmtDec(upgradeEffects.regenBonus, 2)}/hr</span>
+                </div>
+              )}
+              {upgradeEffects.permanentRegenBonus > 0 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-amber-400">Permanent Regen Bonus:</span>
+                  <span className="text-amber-300">+{fmtDec(upgradeEffects.permanentRegenBonus, 2)}/hr</span>
+                </div>
+              )}
+              {upgradeEffects.regenMultiplier > 1 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-amber-400">Upgrade Regen Multiplier:</span>
+                  <span className="text-amber-300">×{fmtDec(upgradeEffects.regenMultiplier, 2)}</span>
+                </div>
+              )}
+            </div>
+          </div>
+          <Separator className="bg-gray-700 my-3" />
+          {upgradeEffects.activeUpgrades.length > 0 && (
+            <>
+              <div className="mb-2">
+                <span className="text-xs text-amber-400 game-panel-title">Active Skill Upgrades</span>
+              </div>
+              <div className="grid grid-cols-1 md:grid-cols-2 gap-2 mb-3">
+                {upgradeEffects.activeUpgrades.map((upgrade, idx) => (
+                  <div key={idx} className="flex justify-between text-xs bg-gray-800/50 rounded px-2 py-1">
+                    <span className="text-gray-300">{upgrade.name}</span>
+                    <span className="text-gray-400">{upgrade.desc}</span>
+                  </div>
+                ))}
+              </div>
+              <Separator className="bg-gray-700 my-3" />
+            </>
+          )}
+          <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Click Mana Value:</span>
+                <span className="text-purple-300">+{clickMana}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Mana Tap Bonus:</span>
+                <span className="text-purple-300">+{store.skills.manaTap || 0}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Mana Surge Bonus:</span>
+                <span className="text-purple-300">+{(store.skills.manaSurge || 0) * 3}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Mana Overflow:</span>
+                <span className="text-purple-300">×{fmtDec(1 + (store.skills.manaOverflow || 0) * 0.25, 2)}</span>
+              </div>
+            </div>
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Meditation Multiplier:</span>
+                <span className={`font-semibold ${meditationMultiplier > 1.5 ? 'text-purple-400' : 'text-gray-300'}`}>
+                  {fmtDec(meditationMultiplier, 2)}x
+                </span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Effective Regen:</span>
+                <span className="text-green-400 font-semibold">{fmtDec(effectiveRegen, 2)}/hr</span>
+              </div>
+              {incursionStrength > 0 && !hasSpecial(upgradeEffects, SPECIAL_EFFECTS.STEADY_STREAM) && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-red-400">Incursion Penalty:</span>
+                  <span className="text-red-400">-{Math.round(incursionStrength * 100)}%</span>
+                </div>
+              )}
+              {hasSpecial(upgradeEffects, SPECIAL_EFFECTS.STEADY_STREAM) && incursionStrength > 0 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-green-400">Steady Stream:</span>
+                  <span className="text-green-400">Immune to incursion</span>
+                </div>
+              )}
+              {manaCascadeBonus > 0 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-cyan-400">Mana Cascade Bonus:</span>
+                  <span className="text-cyan-400">+{fmtDec(manaCascadeBonus, 2)}/hr</span>
+                </div>
+              )}
+              {hasSpecial(upgradeEffects, SPECIAL_EFFECTS.MANA_TORRENT) && store.rawMana > maxMana * 0.75 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-cyan-400">Mana Torrent:</span>
+                  <span className="text-cyan-400">+50% regen (high mana)</span>
+                </div>
+              )}
+              {hasSpecial(upgradeEffects, SPECIAL_EFFECTS.DESPERATE_WELLS) && store.rawMana < maxMana * 0.25 && (
+                <div className="flex justify-between text-sm">
+                  <span className="text-cyan-400">Desperate Wells:</span>
+                  <span className="text-cyan-400">+50% regen (low mana)</span>
+                </div>
+              )}
+            </div>
+          </div>
+        </CardContent>
+      </Card>
+
+      {/* Combat Stats */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-red-400 game-panel-title text-xs flex items-center gap-2">
+            <Swords className="w-4 h-4" />
+            Combat Stats
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Combat Training Bonus:</span>
+                <span className="text-red-300">+{(store.skills.combatTrain || 0) * 5}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Arcane Fury Multiplier:</span>
+                <span className="text-red-300">×{fmtDec(1 + (store.skills.arcaneFury || 0) * 0.1, 2)}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Elemental Mastery:</span>
+                <span className="text-red-300">×{fmtDec(1 + (store.skills.elementalMastery || 0) * 0.15, 2)}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Guardian Bane:</span>
+                <span className="text-red-300">×{fmtDec(1 + (store.skills.guardianBane || 0) * 0.2, 2)} (vs guardians)</span>
+              </div>
+            </div>
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Critical Hit Chance:</span>
+                <span className="text-amber-300">{((store.skills.precision || 0) * 5)}%</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Critical Multiplier:</span>
+                <span className="text-amber-300">1.5x</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Spell Echo Chance:</span>
+                <span className="text-amber-300">{((store.skills.spellEcho || 0) * 10)}%</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Pact Multiplier:</span>
+                <span className="text-amber-300">×{fmtDec(store.signedPacts.reduce((m, f) => m * (GUARDIANS[f]?.pact || 1), 1), 2)}</span>
+              </div>
+            </div>
+          </div>
+        </CardContent>
+      </Card>
+
+      {/* Study Stats */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-purple-400 game-panel-title text-xs flex items-center gap-2">
+            <BookOpen className="w-4 h-4" />
+            Study Stats
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-1 md:grid-cols-3 gap-4">
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Study Speed:</span>
+                <span className="text-purple-300">×{fmtDec(studySpeedMult, 2)}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Quick Learner Bonus:</span>
+                <span className="text-purple-300">+{((store.skills.quickLearner || 0) * 10)}%</span>
+              </div>
+            </div>
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Study Cost:</span>
+                <span className="text-purple-300">{Math.round(studyCostMult * 100)}%</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Focused Mind Bonus:</span>
+                <span className="text-purple-300">-{((store.skills.focusedMind || 0) * 5)}%</span>
+              </div>
+            </div>
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Progress Retention:</span>
+                <span className="text-purple-300">{Math.round((1 + (store.skills.knowledgeRetention || 0) * 0.2) * 100)}%</span>
+              </div>
+            </div>
+          </div>
+        </CardContent>
+      </Card>
+
+      {/* Element Stats */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-green-400 game-panel-title text-xs flex items-center gap-2">
+            <FlaskConical className="w-4 h-4" />
+            Element Stats
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Element Capacity:</span>
+                <span className="text-green-300">{elemMax}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Elem. Attunement Bonus:</span>
+                <span className="text-green-300">
+                  {(() => {
+                    const ea = store.skillTiers?.elemAttune || 1;
+                    const tieredSkillId = ea > 1 ? `elemAttune_t${ea}` : 'elemAttune';
+                    const level = store.skills[tieredSkillId] || store.skills.elemAttune || 0;
+                    const tierMult = getTierMultiplier(tieredSkillId);
+                    return `+${level * 50 * tierMult}`;
+                  })()}
+                </span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Prestige Attunement:</span>
+                <span className="text-green-300">+{(store.prestigeUpgrades.elementalAttune || 0) * 25}</span>
+              </div>
+            </div>
+            <div className="space-y-2">
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Unlocked Elements:</span>
+                <span className="text-green-300">{Object.values(store.elements).filter(e => e.unlocked).length} / {Object.keys(ELEMENTS).length}</span>
+              </div>
+              <div className="flex justify-between text-sm">
+                <span className="text-gray-400">Elem. Crafting Bonus:</span>
+                <span className="text-green-300">×{fmtDec(1 + (store.skills.elemCrafting || 0) * 0.25, 2)}</span>
+              </div>
+            </div>
+          </div>
+          <Separator className="bg-gray-700 my-3" />
+          <div className="text-xs text-gray-400 mb-2">Elemental Mana Pools:</div>
+          <div className="grid grid-cols-4 sm:grid-cols-6 md:grid-cols-8 gap-2">
+            {Object.entries(store.elements)
+              .filter(([, state]) => state.unlocked)
+              .map(([id, state]) => {
+                const def = ELEMENTS[id];
+                return (
+                  <div key={id} className="p-2 rounded border border-gray-700 bg-gray-800/50 text-center">
+                    <div className="text-lg">{def?.sym}</div>
+                    <div className="text-xs text-gray-400">{state.current}/{state.max}</div>
+                  </div>
+                );
+              })}
+          </div>
+        </CardContent>
+      </Card>
+
+      {/* Active Upgrades */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 game-panel-title text-xs flex items-center gap-2">
+            <Star className="w-4 h-4" />
+            Active Skill Upgrades ({selectedUpgrades.length})
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          {selectedUpgrades.length === 0 ? (
+            <div className="text-gray-500 text-sm">No skill upgrades selected yet. Level skills to 5 or 10 to choose upgrades.</div>
+          ) : (
+            <div className="grid grid-cols-1 md:grid-cols-2 gap-2">
+              {selectedUpgrades.map(({ skillId, upgrade }) => (
+                <div key={upgrade.id} className="p-2 rounded border border-amber-600/30 bg-amber-900/10">
+                  <div className="flex items-center justify-between">
+                    <span className="text-amber-300 text-sm font-semibold">{upgrade.name}</span>
+                    <Badge variant="outline" className="text-xs text-gray-400">
+                      {SKILLS_DEF[skillId]?.name || skillId}
+                    </Badge>
+                  </div>
+                  <div className="text-xs text-gray-400 mt-1">{upgrade.desc}</div>
+                  {upgrade.effect.type === 'multiplier' && (
+                    <div className="text-xs text-green-400 mt-1">
+                      +{Math.round((upgrade.effect.value! - 1) * 100)}% {upgrade.effect.stat}
+                    </div>
+                  )}
+                  {upgrade.effect.type === 'bonus' && (
+                    <div className="text-xs text-blue-400 mt-1">
+                      +{upgrade.effect.value} {upgrade.effect.stat}
+                    </div>
+                  )}
+                  {upgrade.effect.type === 'special' && (
+                    <div className="text-xs text-cyan-400 mt-1">
+                      ⚡ {upgrade.effect.specialDesc || 'Special effect active'}
+                    </div>
+                  )}
+                </div>
+              ))}
+            </div>
+          )}
+        </CardContent>
+      </Card>
+
+      {/* Pact Bonuses */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-amber-400 game-panel-title text-xs flex items-center gap-2">
+            <Trophy className="w-4 h-4" />
+            Signed Pacts ({store.signedPacts.length}/10)
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          {store.signedPacts.length === 0 ? (
+            <div className="text-gray-500 text-sm">No pacts signed yet. Defeat guardians to earn pacts.</div>
+          ) : (
+            <div className="space-y-2">
+              {store.signedPacts.map((floor) => {
+                const guardian = GUARDIANS[floor];
+                if (!guardian) return null;
+                return (
+                  <div
+                    key={floor}
+                    className="flex items-center justify-between p-2 rounded border"
+                    style={{ borderColor: guardian.color, backgroundColor: `${guardian.color}15` }}
+                  >
+                    <div>
+                      <div className="font-semibold text-sm" style={{ color: guardian.color }}>
+                        {guardian.name}
+                      </div>
+                      <div className="text-xs text-gray-400">Floor {floor}</div>
+                    </div>
+                    <Badge className="bg-amber-900/50 text-amber-300">
+                      {guardian.pact}x multiplier
+                    </Badge>
+                  </div>
+                );
+              })}
+              <div className="flex justify-between text-sm font-semibold border-t border-gray-700 pt-2 mt-2">
+                <span className="text-gray-300">Combined Pact Multiplier:</span>
+                <span className="text-amber-400">×{fmtDec(store.signedPacts.reduce((m, f) => m * (GUARDIANS[f]?.pact || 1), 1), 2)}</span>
+              </div>
+            </div>
+          )}
+        </CardContent>
+      </Card>
+
+      {/* Loop Stats */}
+      <Card className="bg-gray-900/80 border-gray-700">
+        <CardHeader className="pb-2">
+          <CardTitle className="text-purple-400 game-panel-title text-xs flex items-center gap-2">
+            <RotateCcw className="w-4 h-4" />
+            Loop Stats
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-2 md:grid-cols-4 gap-4">
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-2xl font-bold text-amber-400 game-mono">{store.loopCount}</div>
+              <div className="text-xs text-gray-400">Loops Completed</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-2xl font-bold text-purple-400 game-mono">{fmt(store.insight)}</div>
+              <div className="text-xs text-gray-400">Current Insight</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-2xl font-bold text-blue-400 game-mono">{fmt(store.totalInsight)}</div>
+              <div className="text-xs text-gray-400">Total Insight</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-2xl font-bold text-green-400 game-mono">{store.maxFloorReached}</div>
+              <div className="text-xs text-gray-400">Max Floor</div>
+            </div>
+          </div>
+          <Separator className="bg-gray-700 my-3" />
+          <div className="grid grid-cols-2 md:grid-cols-4 gap-4">
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-xl font-bold text-gray-300 game-mono">{Object.values(store.spells).filter(s => s.learned).length}</div>
+              <div className="text-xs text-gray-400">Spells Learned</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-xl font-bold text-gray-300 game-mono">{Object.values(store.skills).reduce((a, b) => a + b, 0)}</div>
+              <div className="text-xs text-gray-400">Total Skill Levels</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-xl font-bold text-gray-300 game-mono">{fmt(store.totalManaGathered)}</div>
+              <div className="text-xs text-gray-400">Total Mana Gathered</div>
+            </div>
+            <div className="p-3 bg-gray-800/50 rounded text-center">
+              <div className="text-xl font-bold text-gray-300 game-mono">{store.memorySlots}</div>
+              <div className="text-xs text-gray-400">Memory Slots</div>
+            </div>
+          </div>
+        </CardContent>
+      </Card>
+    </div>
+  );
+}

src/components/game/tabs/StudyProgress.tsx

@@ -0,0 +1,73 @@
+'use client';
+
+import { SKILLS_DEF } from '@/lib/game/constants';
+import { formatStudyTime } from '@/lib/game/formatting';
+import { Button } from '@/components/ui/button';
+import { Progress } from '@/components/ui/progress';
+import type { StudyTarget } from '@/lib/game/types';
+
+export interface StudyProgressProps {
+  currentStudyTarget: StudyTarget;
+  skills: Record<string, number>;
+  studySpeedMult: number;
+  cancelStudy: () => void;
+}
+
+export function StudyProgress({
+  currentStudyTarget,
+  skills,
+  studySpeedMult,
+  cancelStudy
+}: StudyProgressProps) {
+  const { id, progress, required } = currentStudyTarget;
+  
+  // Get skill name
+  const baseId = id.includes('_t') ? id.split('_t')[0] : id;
+  const skillDef = SKILLS_DEF[baseId];
+  const skillName = skillDef?.name || id;
+  
+  // Get current level
+  const currentLevel = skills[id] || skills[baseId] || 0;
+  
+  // Calculate progress percentage
+  const progressPercent = Math.min((progress / required) * 100, 100);
+  
+  // Estimated completion
+  const remainingHours = required - progress;
+  const effectiveSpeed = studySpeedMult;
+  const realTimeRemaining = remainingHours / effectiveSpeed;
+  
+  return (
+    <div className="space-y-2">
+      <div className="flex items-center justify-between">
+        <div>
+          <span className="text-purple-300 font-semibold">{skillName}</span>
+          <span className="text-gray-400 ml-2">
+            Level {currentLevel} → {currentLevel + 1}
+          </span>
+        </div>
+        <Button
+          size="sm"
+          variant="destructive"
+          onClick={cancelStudy}
+          className="text-xs"
+        >
+          Cancel
+        </Button>
+      </div>
+      
+      <div className="space-y-1">
+        <div className="flex justify-between text-xs text-gray-400">
+          <span>{formatStudyTime(progress)} / {formatStudyTime(required)}</span>
+          <span>{progressPercent.toFixed(1)}%</span>
+        </div>
+        <Progress value={progressPercent} className="h-2" />
+        {studySpeedMult > 1 && (
+          <div className="text-xs text-green-400">
+            Speed: {(studySpeedMult * 100).toFixed(0)}% • ETA: {formatStudyTime(realTimeRemaining)}
+          </div>
+        )}
+      </div>
+    </div>
+  );
+}

src/components/game/tabs/UpgradeDialog.tsx

@@ -0,0 +1,116 @@
+'use client';
+
+import { SKILLS_DEF } from '@/lib/game/constants';
+import { getUpgradesForSkillAtMilestone, getTierMultiplier } from '@/lib/game/skill-evolution';
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+} from '@/components/ui/dialog';
+import { Button } from '@/components/ui/button';
+import { Badge } from '@/components/ui/badge';
+import type { SkillUpgradeChoice } from '@/lib/game/types';
+
+export interface UpgradeDialogProps {
+  open: boolean;
+  skillId: string | null;
+  milestone: 5 | 10;
+  pendingSelections: string[];
+  available: SkillUpgradeChoice[];
+  alreadySelected: string[];
+  onToggle: (upgradeId: string) => void;
+  onConfirm: () => void;
+  onCancel: () => void;
+  onOpenChange: (open: boolean) => void;
+}
+
+export function UpgradeDialog({
+  open,
+  skillId,
+  milestone,
+  pendingSelections,
+  available,
+  alreadySelected,
+  onToggle,
+  onConfirm,
+  onCancel,
+  onOpenChange,
+}: UpgradeDialogProps) {
+  if (!skillId) return null;
+  
+  // Get skill name
+  const baseId = skillId.includes('_t') ? skillId.split('_t')[0] : skillId;
+  const skillDef = SKILLS_DEF[baseId];
+  const skillName = skillDef?.name || skillId;
+  
+  const currentSelections = pendingSelections.length > 0 ? pendingSelections : alreadySelected;
+  const canConfirm = currentSelections.length === 2;
+  
+  return (
+    <Dialog open={open} onOpenChange={onOpenChange}>
+      <DialogContent className="sm:max-w-md bg-gray-900 border-purple-600/50">
+        <DialogHeader>
+          <DialogTitle className="text-amber-400">
+            Level {milestone} Milestone: {skillName}
+          </DialogTitle>
+          <DialogDescription className="text-gray-400">
+            Choose 2 upgrades for this skill. These choices are permanent.
+          </DialogDescription>
+        </DialogHeader>
+        
+        <div className="space-y-2 py-4">
+          {available.map((upgrade) => {
+            const isSelected = currentSelections.includes(upgrade.id);
+            const canSelect = isSelected || currentSelections.length < 2;
+            
+            return (
+              <div
+                key={upgrade.id}
+                onClick={() => canSelect && onToggle(upgrade.id)}
+                className={`p-3 rounded border cursor-pointer transition-all ${
+                  isSelected
+                    ? 'border-amber-500 bg-amber-900/30'
+                    : canSelect
+                    ? 'border-gray-700 hover:border-gray-500 bg-gray-800/30'
+                    : 'border-gray-800 bg-gray-900/30 opacity-50 cursor-not-allowed'
+                }`}
+              >
+                <div className="flex items-center justify-between">
+                  <span className={`font-semibold text-sm ${isSelected ? 'text-amber-300' : 'text-gray-200'}`}>
+                    {upgrade.name}
+                  </span>
+                  {isSelected && (
+                    <Badge className="bg-amber-600/50 text-amber-200 text-xs">Selected</Badge>
+                  )}
+                </div>
+                <p className="text-xs text-gray-400 mt-1">{upgrade.desc}</p>
+              </div>
+            );
+          })}
+          
+          {available.length === 0 && (
+            <div className="text-center text-gray-500 py-4">
+              No upgrades available at this milestone.
+            </div>
+          )}
+        </div>
+        
+        <DialogFooter className="flex gap-2 sm:gap-0">
+          <Button variant="outline" onClick={onCancel}>
+            Cancel
+          </Button>
+          <Button
+            className="bg-amber-600 hover:bg-amber-700"
+            disabled={!canConfirm}
+            onClick={onConfirm}
+          >
+            Confirm ({currentSelections.length}/2)
+          </Button>
+        </DialogFooter>
+      </DialogContent>
+    </Dialog>
+  );
+}

src/components/game/tabs/index.ts

@@ -0,0 +1,12 @@
+// ─── Tab Components Index ──────────────────────────────────────────────────────
+// Re-exports all tab components for cleaner imports
+
+export { CraftingTab } from './CraftingTab';
+export { SpireTab } from './SpireTab';
+export { SpellsTab } from './SpellsTab';
+export { LabTab } from './LabTab';
+export { SkillsTab } from './SkillsTab';
+export { StatsTab } from './StatsTab';
+export { EquipmentTab } from './EquipmentTab';
+export { AttunementsTab } from './AttunementsTab';
+export { DebugTab } from './DebugTab';

src/components/ui/accordion.tsx

@@ -0,0 +1,66 @@
+"use client"
+
+import * as React from "react"
+import * as AccordionPrimitive from "@radix-ui/react-accordion"
+import { ChevronDownIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function Accordion({
+  ...props
+}: React.ComponentProps<typeof AccordionPrimitive.Root>) {
+  return <AccordionPrimitive.Root data-slot="accordion" {...props} />
+}
+
+function AccordionItem({
+  className,
+  ...props
+}: React.ComponentProps<typeof AccordionPrimitive.Item>) {
+  return (
+    <AccordionPrimitive.Item
+      data-slot="accordion-item"
+      className={cn("border-b last:border-b-0", className)}
+      {...props}
+    />
+  )
+}
+
+function AccordionTrigger({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof AccordionPrimitive.Trigger>) {
+  return (
+    <AccordionPrimitive.Header className="flex">
+      <AccordionPrimitive.Trigger
+        data-slot="accordion-trigger"
+        className={cn(
+          "focus-visible:border-ring focus-visible:ring-ring/50 flex flex-1 items-start justify-between gap-4 rounded-md py-4 text-left text-sm font-medium transition-all outline-none hover:underline focus-visible:ring-[3px] disabled:pointer-events-none disabled:opacity-50 [&[data-state=open]>svg]:rotate-180",
+          className
+        )}
+        {...props}
+      >
+        {children}
+        <ChevronDownIcon className="text-muted-foreground pointer-events-none size-4 shrink-0 translate-y-0.5 transition-transform duration-200" />
+      </AccordionPrimitive.Trigger>
+    </AccordionPrimitive.Header>
+  )
+}
+
+function AccordionContent({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof AccordionPrimitive.Content>) {
+  return (
+    <AccordionPrimitive.Content
+      data-slot="accordion-content"
+      className="data-[state=closed]:animate-accordion-up data-[state=open]:animate-accordion-down overflow-hidden text-sm"
+      {...props}
+    >
+      <div className={cn("pt-0 pb-4", className)}>{children}</div>
+    </AccordionPrimitive.Content>
+  )
+}
+
+export { Accordion, AccordionItem, AccordionTrigger, AccordionContent }

src/components/ui/alert-dialog.tsx

@@ -0,0 +1,157 @@
+"use client"
+
+import * as React from "react"
+import * as AlertDialogPrimitive from "@radix-ui/react-alert-dialog"
+
+import { cn } from "@/lib/utils"
+import { buttonVariants } from "@/components/ui/button"
+
+function AlertDialog({
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Root>) {
+  return <AlertDialogPrimitive.Root data-slot="alert-dialog" {...props} />
+}
+
+function AlertDialogTrigger({
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Trigger>) {
+  return (
+    <AlertDialogPrimitive.Trigger data-slot="alert-dialog-trigger" {...props} />
+  )
+}
+
+function AlertDialogPortal({
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Portal>) {
+  return (
+    <AlertDialogPrimitive.Portal data-slot="alert-dialog-portal" {...props} />
+  )
+}
+
+function AlertDialogOverlay({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Overlay>) {
+  return (
+    <AlertDialogPrimitive.Overlay
+      data-slot="alert-dialog-overlay"
+      className={cn(
+        "data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/50",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Content>) {
+  return (
+    <AlertDialogPortal>
+      <AlertDialogOverlay />
+      <AlertDialogPrimitive.Content
+        data-slot="alert-dialog-content"
+        className={cn(
+          "bg-background data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 fixed top-[50%] left-[50%] z-50 grid w-full max-w-[calc(100%-2rem)] translate-x-[-50%] translate-y-[-50%] gap-4 rounded-lg border p-6 shadow-lg duration-200 sm:max-w-lg",
+          className
+        )}
+        {...props}
+      />
+    </AlertDialogPortal>
+  )
+}
+
+function AlertDialogHeader({
+  className,
+  ...props
+}: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="alert-dialog-header"
+      className={cn("flex flex-col gap-2 text-center sm:text-left", className)}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogFooter({
+  className,
+  ...props
+}: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="alert-dialog-footer"
+      className={cn(
+        "flex flex-col-reverse gap-2 sm:flex-row sm:justify-end",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogTitle({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Title>) {
+  return (
+    <AlertDialogPrimitive.Title
+      data-slot="alert-dialog-title"
+      className={cn("text-lg font-semibold", className)}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogDescription({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Description>) {
+  return (
+    <AlertDialogPrimitive.Description
+      data-slot="alert-dialog-description"
+      className={cn("text-muted-foreground text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogAction({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Action>) {
+  return (
+    <AlertDialogPrimitive.Action
+      className={cn(buttonVariants(), className)}
+      {...props}
+    />
+  )
+}
+
+function AlertDialogCancel({
+  className,
+  ...props
+}: React.ComponentProps<typeof AlertDialogPrimitive.Cancel>) {
+  return (
+    <AlertDialogPrimitive.Cancel
+      className={cn(buttonVariants({ variant: "outline" }), className)}
+      {...props}
+    />
+  )
+}
+
+export {
+  AlertDialog,
+  AlertDialogPortal,
+  AlertDialogOverlay,
+  AlertDialogTrigger,
+  AlertDialogContent,
+  AlertDialogHeader,
+  AlertDialogFooter,
+  AlertDialogTitle,
+  AlertDialogDescription,
+  AlertDialogAction,
+  AlertDialogCancel,
+}

src/components/ui/alert.tsx

@@ -0,0 +1,66 @@
+import * as React from "react"
+import { cva, type VariantProps } from "class-variance-authority"
+
+import { cn } from "@/lib/utils"
+
+const alertVariants = cva(
+  "relative w-full rounded-lg border px-4 py-3 text-sm grid has-[>svg]:grid-cols-[calc(var(--spacing)*4)_1fr] grid-cols-[0_1fr] has-[>svg]:gap-x-3 gap-y-0.5 items-start [&>svg]:size-4 [&>svg]:translate-y-0.5 [&>svg]:text-current",
+  {
+    variants: {
+      variant: {
+        default: "bg-card text-card-foreground",
+        destructive:
+          "text-destructive bg-card [&>svg]:text-current *:data-[slot=alert-description]:text-destructive/90",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+    },
+  }
+)
+
+function Alert({
+  className,
+  variant,
+  ...props
+}: React.ComponentProps<"div"> & VariantProps<typeof alertVariants>) {
+  return (
+    <div
+      data-slot="alert"
+      role="alert"
+      className={cn(alertVariants({ variant }), className)}
+      {...props}
+    />
+  )
+}
+
+function AlertTitle({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="alert-title"
+      className={cn(
+        "col-start-2 line-clamp-1 min-h-4 font-medium tracking-tight",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function AlertDescription({
+  className,
+  ...props
+}: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="alert-description"
+      className={cn(
+        "text-muted-foreground col-start-2 grid justify-items-start gap-1 text-sm [&_p]:leading-relaxed",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export { Alert, AlertTitle, AlertDescription }

src/components/ui/aspect-ratio.tsx

@@ -0,0 +1,11 @@
+"use client"
+
+import * as AspectRatioPrimitive from "@radix-ui/react-aspect-ratio"
+
+function AspectRatio({
+  ...props
+}: React.ComponentProps<typeof AspectRatioPrimitive.Root>) {
+  return <AspectRatioPrimitive.Root data-slot="aspect-ratio" {...props} />
+}
+
+export { AspectRatio }

src/components/ui/avatar.tsx

@@ -0,0 +1,53 @@
+"use client"
+
+import * as React from "react"
+import * as AvatarPrimitive from "@radix-ui/react-avatar"
+
+import { cn } from "@/lib/utils"
+
+function Avatar({
+  className,
+  ...props
+}: React.ComponentProps<typeof AvatarPrimitive.Root>) {
+  return (
+    <AvatarPrimitive.Root
+      data-slot="avatar"
+      className={cn(
+        "relative flex size-8 shrink-0 overflow-hidden rounded-full",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function AvatarImage({
+  className,
+  ...props
+}: React.ComponentProps<typeof AvatarPrimitive.Image>) {
+  return (
+    <AvatarPrimitive.Image
+      data-slot="avatar-image"
+      className={cn("aspect-square size-full", className)}
+      {...props}
+    />
+  )
+}
+
+function AvatarFallback({
+  className,
+  ...props
+}: React.ComponentProps<typeof AvatarPrimitive.Fallback>) {
+  return (
+    <AvatarPrimitive.Fallback
+      data-slot="avatar-fallback"
+      className={cn(
+        "bg-muted flex size-full items-center justify-center rounded-full",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export { Avatar, AvatarImage, AvatarFallback }

src/components/ui/badge.tsx

@@ -0,0 +1,46 @@
+import * as React from "react"
+import { Slot } from "@radix-ui/react-slot"
+import { cva, type VariantProps } from "class-variance-authority"
+
+import { cn } from "@/lib/utils"
+
+const badgeVariants = cva(
+  "inline-flex items-center justify-center rounded-md border px-2 py-0.5 text-xs font-medium w-fit whitespace-nowrap shrink-0 [&>svg]:size-3 gap-1 [&>svg]:pointer-events-none focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px] aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive transition-[color,box-shadow] overflow-hidden",
+  {
+    variants: {
+      variant: {
+        default:
+          "border-transparent bg-primary text-primary-foreground [a&]:hover:bg-primary/90",
+        secondary:
+          "border-transparent bg-secondary text-secondary-foreground [a&]:hover:bg-secondary/90",
+        destructive:
+          "border-transparent bg-destructive text-white [a&]:hover:bg-destructive/90 focus-visible:ring-destructive/20 dark:focus-visible:ring-destructive/40 dark:bg-destructive/60",
+        outline:
+          "text-foreground [a&]:hover:bg-accent [a&]:hover:text-accent-foreground",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+    },
+  }
+)
+
+function Badge({
+  className,
+  variant,
+  asChild = false,
+  ...props
+}: React.ComponentProps<"span"> &
+  VariantProps<typeof badgeVariants> & { asChild?: boolean }) {
+  const Comp = asChild ? Slot : "span"
+
+  return (
+    <Comp
+      data-slot="badge"
+      className={cn(badgeVariants({ variant }), className)}
+      {...props}
+    />
+  )
+}
+
+export { Badge, badgeVariants }

src/components/ui/breadcrumb.tsx

@@ -0,0 +1,109 @@
+import * as React from "react"
+import { Slot } from "@radix-ui/react-slot"
+import { ChevronRight, MoreHorizontal } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function Breadcrumb({ ...props }: React.ComponentProps<"nav">) {
+  return <nav aria-label="breadcrumb" data-slot="breadcrumb" {...props} />
+}
+
+function BreadcrumbList({ className, ...props }: React.ComponentProps<"ol">) {
+  return (
+    <ol
+      data-slot="breadcrumb-list"
+      className={cn(
+        "text-muted-foreground flex flex-wrap items-center gap-1.5 text-sm break-words sm:gap-2.5",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function BreadcrumbItem({ className, ...props }: React.ComponentProps<"li">) {
+  return (
+    <li
+      data-slot="breadcrumb-item"
+      className={cn("inline-flex items-center gap-1.5", className)}
+      {...props}
+    />
+  )
+}
+
+function BreadcrumbLink({
+  asChild,
+  className,
+  ...props
+}: React.ComponentProps<"a"> & {
+  asChild?: boolean
+}) {
+  const Comp = asChild ? Slot : "a"
+
+  return (
+    <Comp
+      data-slot="breadcrumb-link"
+      className={cn("hover:text-foreground transition-colors", className)}
+      {...props}
+    />
+  )
+}
+
+function BreadcrumbPage({ className, ...props }: React.ComponentProps<"span">) {
+  return (
+    <span
+      data-slot="breadcrumb-page"
+      role="link"
+      aria-disabled="true"
+      aria-current="page"
+      className={cn("text-foreground font-normal", className)}
+      {...props}
+    />
+  )
+}
+
+function BreadcrumbSeparator({
+  children,
+  className,
+  ...props
+}: React.ComponentProps<"li">) {
+  return (
+    <li
+      data-slot="breadcrumb-separator"
+      role="presentation"
+      aria-hidden="true"
+      className={cn("[&>svg]:size-3.5", className)}
+      {...props}
+    >
+      {children ?? <ChevronRight />}
+    </li>
+  )
+}
+
+function BreadcrumbEllipsis({
+  className,
+  ...props
+}: React.ComponentProps<"span">) {
+  return (
+    <span
+      data-slot="breadcrumb-ellipsis"
+      role="presentation"
+      aria-hidden="true"
+      className={cn("flex size-9 items-center justify-center", className)}
+      {...props}
+    >
+      <MoreHorizontal className="size-4" />
+      <span className="sr-only">More</span>
+    </span>
+  )
+}
+
+export {
+  Breadcrumb,
+  BreadcrumbList,
+  BreadcrumbItem,
+  BreadcrumbLink,
+  BreadcrumbPage,
+  BreadcrumbSeparator,
+  BreadcrumbEllipsis,
+}

src/components/ui/button.tsx

@@ -0,0 +1,59 @@
+import * as React from "react"
+import { Slot } from "@radix-ui/react-slot"
+import { cva, type VariantProps } from "class-variance-authority"
+
+import { cn } from "@/lib/utils"
+
+const buttonVariants = cva(
+  "inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-all disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4 shrink-0 [&_svg]:shrink-0 outline-none focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px] aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive",
+  {
+    variants: {
+      variant: {
+        default:
+          "bg-primary text-primary-foreground shadow-xs hover:bg-primary/90",
+        destructive:
+          "bg-destructive text-white shadow-xs hover:bg-destructive/90 focus-visible:ring-destructive/20 dark:focus-visible:ring-destructive/40 dark:bg-destructive/60",
+        outline:
+          "border bg-background shadow-xs hover:bg-accent hover:text-accent-foreground dark:bg-input/30 dark:border-input dark:hover:bg-input/50",
+        secondary:
+          "bg-secondary text-secondary-foreground shadow-xs hover:bg-secondary/80",
+        ghost:
+          "hover:bg-accent hover:text-accent-foreground dark:hover:bg-accent/50",
+        link: "text-primary underline-offset-4 hover:underline",
+      },
+      size: {
+        default: "h-9 px-4 py-2 has-[>svg]:px-3",
+        sm: "h-8 rounded-md gap-1.5 px-3 has-[>svg]:px-2.5",
+        lg: "h-10 rounded-md px-6 has-[>svg]:px-4",
+        icon: "size-9",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+      size: "default",
+    },
+  }
+)
+
+function Button({
+  className,
+  variant,
+  size,
+  asChild = false,
+  ...props
+}: React.ComponentProps<"button"> &
+  VariantProps<typeof buttonVariants> & {
+    asChild?: boolean
+  }) {
+  const Comp = asChild ? Slot : "button"
+
+  return (
+    <Comp
+      data-slot="button"
+      className={cn(buttonVariants({ variant, size, className }))}
+      {...props}
+    />
+  )
+}
+
+export { Button, buttonVariants }

src/components/ui/calendar.tsx

@@ -0,0 +1,213 @@
+"use client"
+
+import * as React from "react"
+import {
+  ChevronDownIcon,
+  ChevronLeftIcon,
+  ChevronRightIcon,
+} from "lucide-react"
+import { DayButton, DayPicker, getDefaultClassNames } from "react-day-picker"
+
+import { cn } from "@/lib/utils"
+import { Button, buttonVariants } from "@/components/ui/button"
+
+function Calendar({
+  className,
+  classNames,
+  showOutsideDays = true,
+  captionLayout = "label",
+  buttonVariant = "ghost",
+  formatters,
+  components,
+  ...props
+}: React.ComponentProps<typeof DayPicker> & {
+  buttonVariant?: React.ComponentProps<typeof Button>["variant"]
+}) {
+  const defaultClassNames = getDefaultClassNames()
+
+  return (
+    <DayPicker
+      showOutsideDays={showOutsideDays}
+      className={cn(
+        "bg-background group/calendar p-3 [--cell-size:--spacing(8)] [[data-slot=card-content]_&]:bg-transparent [[data-slot=popover-content]_&]:bg-transparent",
+        String.raw`rtl:**:[.rdp-button\_next>svg]:rotate-180`,
+        String.raw`rtl:**:[.rdp-button\_previous>svg]:rotate-180`,
+        className
+      )}
+      captionLayout={captionLayout}
+      formatters={{
+        formatMonthDropdown: (date) =>
+          date.toLocaleString("default", { month: "short" }),
+        ...formatters,
+      }}
+      classNames={{
+        root: cn("w-fit", defaultClassNames.root),
+        months: cn(
+          "flex gap-4 flex-col md:flex-row relative",
+          defaultClassNames.months
+        ),
+        month: cn("flex flex-col w-full gap-4", defaultClassNames.month),
+        nav: cn(
+          "flex items-center gap-1 w-full absolute top-0 inset-x-0 justify-between",
+          defaultClassNames.nav
+        ),
+        button_previous: cn(
+          buttonVariants({ variant: buttonVariant }),
+          "size-(--cell-size) aria-disabled:opacity-50 p-0 select-none",
+          defaultClassNames.button_previous
+        ),
+        button_next: cn(
+          buttonVariants({ variant: buttonVariant }),
+          "size-(--cell-size) aria-disabled:opacity-50 p-0 select-none",
+          defaultClassNames.button_next
+        ),
+        month_caption: cn(
+          "flex items-center justify-center h-(--cell-size) w-full px-(--cell-size)",
+          defaultClassNames.month_caption
+        ),
+        dropdowns: cn(
+          "w-full flex items-center text-sm font-medium justify-center h-(--cell-size) gap-1.5",
+          defaultClassNames.dropdowns
+        ),
+        dropdown_root: cn(
+          "relative has-focus:border-ring border border-input shadow-xs has-focus:ring-ring/50 has-focus:ring-[3px] rounded-md",
+          defaultClassNames.dropdown_root
+        ),
+        dropdown: cn(
+          "absolute bg-popover inset-0 opacity-0",
+          defaultClassNames.dropdown
+        ),
+        caption_label: cn(
+          "select-none font-medium",
+          captionLayout === "label"
+            ? "text-sm"
+            : "rounded-md pl-2 pr-1 flex items-center gap-1 text-sm h-8 [&>svg]:text-muted-foreground [&>svg]:size-3.5",
+          defaultClassNames.caption_label
+        ),
+        table: "w-full border-collapse",
+        weekdays: cn("flex", defaultClassNames.weekdays),
+        weekday: cn(
+          "text-muted-foreground rounded-md flex-1 font-normal text-[0.8rem] select-none",
+          defaultClassNames.weekday
+        ),
+        week: cn("flex w-full mt-2", defaultClassNames.week),
+        week_number_header: cn(
+          "select-none w-(--cell-size)",
+          defaultClassNames.week_number_header
+        ),
+        week_number: cn(
+          "text-[0.8rem] select-none text-muted-foreground",
+          defaultClassNames.week_number
+        ),
+        day: cn(
+          "relative w-full h-full p-0 text-center [&:first-child[data-selected=true]_button]:rounded-l-md [&:last-child[data-selected=true]_button]:rounded-r-md group/day aspect-square select-none",
+          defaultClassNames.day
+        ),
+        range_start: cn(
+          "rounded-l-md bg-accent",
+          defaultClassNames.range_start
+        ),
+        range_middle: cn("rounded-none", defaultClassNames.range_middle),
+        range_end: cn("rounded-r-md bg-accent", defaultClassNames.range_end),
+        today: cn(
+          "bg-accent text-accent-foreground rounded-md data-[selected=true]:rounded-none",
+          defaultClassNames.today
+        ),
+        outside: cn(
+          "text-muted-foreground aria-selected:text-muted-foreground",
+          defaultClassNames.outside
+        ),
+        disabled: cn(
+          "text-muted-foreground opacity-50",
+          defaultClassNames.disabled
+        ),
+        hidden: cn("invisible", defaultClassNames.hidden),
+        ...classNames,
+      }}
+      components={{
+        Root: ({ className, rootRef, ...props }) => {
+          return (
+            <div
+              data-slot="calendar"
+              ref={rootRef}
+              className={cn(className)}
+              {...props}
+            />
+          )
+        },
+        Chevron: ({ className, orientation, ...props }) => {
+          if (orientation === "left") {
+            return (
+              <ChevronLeftIcon className={cn("size-4", className)} {...props} />
+            )
+          }
+
+          if (orientation === "right") {
+            return (
+              <ChevronRightIcon
+                className={cn("size-4", className)}
+                {...props}
+              />
+            )
+          }
+
+          return (
+            <ChevronDownIcon className={cn("size-4", className)} {...props} />
+          )
+        },
+        DayButton: CalendarDayButton,
+        WeekNumber: ({ children, ...props }) => {
+          return (
+            <td {...props}>
+              <div className="flex size-(--cell-size) items-center justify-center text-center">
+                {children}
+              </div>
+            </td>
+          )
+        },
+        ...components,
+      }}
+      {...props}
+    />
+  )
+}
+
+function CalendarDayButton({
+  className,
+  day,
+  modifiers,
+  ...props
+}: React.ComponentProps<typeof DayButton>) {
+  const defaultClassNames = getDefaultClassNames()
+
+  const ref = React.useRef<HTMLButtonElement>(null)
+  React.useEffect(() => {
+    if (modifiers.focused) ref.current?.focus()
+  }, [modifiers.focused])
+
+  return (
+    <Button
+      ref={ref}
+      variant="ghost"
+      size="icon"
+      data-day={day.date.toLocaleDateString()}
+      data-selected-single={
+        modifiers.selected &&
+        !modifiers.range_start &&
+        !modifiers.range_end &&
+        !modifiers.range_middle
+      }
+      data-range-start={modifiers.range_start}
+      data-range-end={modifiers.range_end}
+      data-range-middle={modifiers.range_middle}
+      className={cn(
+        "data-[selected-single=true]:bg-primary data-[selected-single=true]:text-primary-foreground data-[range-middle=true]:bg-accent data-[range-middle=true]:text-accent-foreground data-[range-start=true]:bg-primary data-[range-start=true]:text-primary-foreground data-[range-end=true]:bg-primary data-[range-end=true]:text-primary-foreground group-data-[focused=true]/day:border-ring group-data-[focused=true]/day:ring-ring/50 dark:hover:text-accent-foreground flex aspect-square size-auto w-full min-w-(--cell-size) flex-col gap-1 leading-none font-normal group-data-[focused=true]/day:relative group-data-[focused=true]/day:z-10 group-data-[focused=true]/day:ring-[3px] data-[range-end=true]:rounded-md data-[range-end=true]:rounded-r-md data-[range-middle=true]:rounded-none data-[range-start=true]:rounded-md data-[range-start=true]:rounded-l-md [&>span]:text-xs [&>span]:opacity-70",
+        defaultClassNames.day,
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export { Calendar, CalendarDayButton }

src/components/ui/card.tsx

@@ -0,0 +1,92 @@
+import * as React from "react"
+
+import { cn } from "@/lib/utils"
+
+function Card({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="card"
+      className={cn(
+        "bg-card text-card-foreground flex flex-col gap-6 rounded-xl border py-6 shadow-sm",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CardHeader({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="card-header"
+      className={cn(
+        "@container/card-header grid auto-rows-min grid-rows-[auto_auto] items-start gap-1.5 px-6 has-data-[slot=card-action]:grid-cols-[1fr_auto] [.border-b]:pb-6",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CardTitle({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="card-title"
+      className={cn("leading-none font-semibold", className)}
+      {...props}
+    />
+  )
+}
+
+function CardDescription({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="card-description"
+      className={cn("text-muted-foreground text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+function CardAction({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="card-action"
+      className={cn(
+        "col-start-2 row-span-2 row-start-1 self-start justify-self-end",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CardContent({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="card-content"
+      className={cn("px-6", className)}
+      {...props}
+    />
+  )
+}
+
+function CardFooter({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="card-footer"
+      className={cn("flex items-center px-6 [.border-t]:pt-6", className)}
+      {...props}
+    />
+  )
+}
+
+export {
+  Card,
+  CardHeader,
+  CardFooter,
+  CardTitle,
+  CardAction,
+  CardDescription,
+  CardContent,
+}

src/components/ui/carousel.tsx

@@ -0,0 +1,241 @@
+"use client"
+
+import * as React from "react"
+import useEmblaCarousel, {
+  type UseEmblaCarouselType,
+} from "embla-carousel-react"
+import { ArrowLeft, ArrowRight } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+import { Button } from "@/components/ui/button"
+
+type CarouselApi = UseEmblaCarouselType[1]
+type UseCarouselParameters = Parameters<typeof useEmblaCarousel>
+type CarouselOptions = UseCarouselParameters[0]
+type CarouselPlugin = UseCarouselParameters[1]
+
+type CarouselProps = {
+  opts?: CarouselOptions
+  plugins?: CarouselPlugin
+  orientation?: "horizontal" | "vertical"
+  setApi?: (api: CarouselApi) => void
+}
+
+type CarouselContextProps = {
+  carouselRef: ReturnType<typeof useEmblaCarousel>[0]
+  api: ReturnType<typeof useEmblaCarousel>[1]
+  scrollPrev: () => void
+  scrollNext: () => void
+  canScrollPrev: boolean
+  canScrollNext: boolean
+} & CarouselProps
+
+const CarouselContext = React.createContext<CarouselContextProps | null>(null)
+
+function useCarousel() {
+  const context = React.useContext(CarouselContext)
+
+  if (!context) {
+    throw new Error("useCarousel must be used within a <Carousel />")
+  }
+
+  return context
+}
+
+function Carousel({
+  orientation = "horizontal",
+  opts,
+  setApi,
+  plugins,
+  className,
+  children,
+  ...props
+}: React.ComponentProps<"div"> & CarouselProps) {
+  const [carouselRef, api] = useEmblaCarousel(
+    {
+      ...opts,
+      axis: orientation === "horizontal" ? "x" : "y",
+    },
+    plugins
+  )
+  const [canScrollPrev, setCanScrollPrev] = React.useState(false)
+  const [canScrollNext, setCanScrollNext] = React.useState(false)
+
+  const onSelect = React.useCallback((api: CarouselApi) => {
+    if (!api) return
+    setCanScrollPrev(api.canScrollPrev())
+    setCanScrollNext(api.canScrollNext())
+  }, [])
+
+  const scrollPrev = React.useCallback(() => {
+    api?.scrollPrev()
+  }, [api])
+
+  const scrollNext = React.useCallback(() => {
+    api?.scrollNext()
+  }, [api])
+
+  const handleKeyDown = React.useCallback(
+    (event: React.KeyboardEvent<HTMLDivElement>) => {
+      if (event.key === "ArrowLeft") {
+        event.preventDefault()
+        scrollPrev()
+      } else if (event.key === "ArrowRight") {
+        event.preventDefault()
+        scrollNext()
+      }
+    },
+    [scrollPrev, scrollNext]
+  )
+
+  React.useEffect(() => {
+    if (!api || !setApi) return
+    setApi(api)
+  }, [api, setApi])
+
+  React.useEffect(() => {
+    if (!api) return
+    onSelect(api)
+    api.on("reInit", onSelect)
+    api.on("select", onSelect)
+
+    return () => {
+      api?.off("select", onSelect)
+    }
+  }, [api, onSelect])
+
+  return (
+    <CarouselContext.Provider
+      value={{
+        carouselRef,
+        api: api,
+        opts,
+        orientation:
+          orientation || (opts?.axis === "y" ? "vertical" : "horizontal"),
+        scrollPrev,
+        scrollNext,
+        canScrollPrev,
+        canScrollNext,
+      }}
+    >
+      <div
+        onKeyDownCapture={handleKeyDown}
+        className={cn("relative", className)}
+        role="region"
+        aria-roledescription="carousel"
+        data-slot="carousel"
+        {...props}
+      >
+        {children}
+      </div>
+    </CarouselContext.Provider>
+  )
+}
+
+function CarouselContent({ className, ...props }: React.ComponentProps<"div">) {
+  const { carouselRef, orientation } = useCarousel()
+
+  return (
+    <div
+      ref={carouselRef}
+      className="overflow-hidden"
+      data-slot="carousel-content"
+    >
+      <div
+        className={cn(
+          "flex",
+          orientation === "horizontal" ? "-ml-4" : "-mt-4 flex-col",
+          className
+        )}
+        {...props}
+      />
+    </div>
+  )
+}
+
+function CarouselItem({ className, ...props }: React.ComponentProps<"div">) {
+  const { orientation } = useCarousel()
+
+  return (
+    <div
+      role="group"
+      aria-roledescription="slide"
+      data-slot="carousel-item"
+      className={cn(
+        "min-w-0 shrink-0 grow-0 basis-full",
+        orientation === "horizontal" ? "pl-4" : "pt-4",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CarouselPrevious({
+  className,
+  variant = "outline",
+  size = "icon",
+  ...props
+}: React.ComponentProps<typeof Button>) {
+  const { orientation, scrollPrev, canScrollPrev } = useCarousel()
+
+  return (
+    <Button
+      data-slot="carousel-previous"
+      variant={variant}
+      size={size}
+      className={cn(
+        "absolute size-8 rounded-full",
+        orientation === "horizontal"
+          ? "top-1/2 -left-12 -translate-y-1/2"
+          : "-top-12 left-1/2 -translate-x-1/2 rotate-90",
+        className
+      )}
+      disabled={!canScrollPrev}
+      onClick={scrollPrev}
+      {...props}
+    >
+      <ArrowLeft />
+      <span className="sr-only">Previous slide</span>
+    </Button>
+  )
+}
+
+function CarouselNext({
+  className,
+  variant = "outline",
+  size = "icon",
+  ...props
+}: React.ComponentProps<typeof Button>) {
+  const { orientation, scrollNext, canScrollNext } = useCarousel()
+
+  return (
+    <Button
+      data-slot="carousel-next"
+      variant={variant}
+      size={size}
+      className={cn(
+        "absolute size-8 rounded-full",
+        orientation === "horizontal"
+          ? "top-1/2 -right-12 -translate-y-1/2"
+          : "-bottom-12 left-1/2 -translate-x-1/2 rotate-90",
+        className
+      )}
+      disabled={!canScrollNext}
+      onClick={scrollNext}
+      {...props}
+    >
+      <ArrowRight />
+      <span className="sr-only">Next slide</span>
+    </Button>
+  )
+}
+
+export {
+  type CarouselApi,
+  Carousel,
+  CarouselContent,
+  CarouselItem,
+  CarouselPrevious,
+  CarouselNext,
+}

src/components/ui/chart.tsx

@@ -0,0 +1,353 @@
+"use client"
+
+import * as React from "react"
+import * as RechartsPrimitive from "recharts"
+
+import { cn } from "@/lib/utils"
+
+// Format: { THEME_NAME: CSS_SELECTOR }
+const THEMES = { light: "", dark: ".dark" } as const
+
+export type ChartConfig = {
+  [k in string]: {
+    label?: React.ReactNode
+    icon?: React.ComponentType
+  } & (
+    | { color?: string; theme?: never }
+    | { color?: never; theme: Record<keyof typeof THEMES, string> }
+  )
+}
+
+type ChartContextProps = {
+  config: ChartConfig
+}
+
+const ChartContext = React.createContext<ChartContextProps | null>(null)
+
+function useChart() {
+  const context = React.useContext(ChartContext)
+
+  if (!context) {
+    throw new Error("useChart must be used within a <ChartContainer />")
+  }
+
+  return context
+}
+
+function ChartContainer({
+  id,
+  className,
+  children,
+  config,
+  ...props
+}: React.ComponentProps<"div"> & {
+  config: ChartConfig
+  children: React.ComponentProps<
+    typeof RechartsPrimitive.ResponsiveContainer
+  >["children"]
+}) {
+  const uniqueId = React.useId()
+  const chartId = `chart-${id || uniqueId.replace(/:/g, "")}`
+
+  return (
+    <ChartContext.Provider value={{ config }}>
+      <div
+        data-slot="chart"
+        data-chart={chartId}
+        className={cn(
+          "[&_.recharts-cartesian-axis-tick_text]:fill-muted-foreground [&_.recharts-cartesian-grid_line[stroke='#ccc']]:stroke-border/50 [&_.recharts-curve.recharts-tooltip-cursor]:stroke-border [&_.recharts-polar-grid_[stroke='#ccc']]:stroke-border [&_.recharts-radial-bar-background-sector]:fill-muted [&_.recharts-rectangle.recharts-tooltip-cursor]:fill-muted [&_.recharts-reference-line_[stroke='#ccc']]:stroke-border flex aspect-video justify-center text-xs [&_.recharts-dot[stroke='#fff']]:stroke-transparent [&_.recharts-layer]:outline-hidden [&_.recharts-sector]:outline-hidden [&_.recharts-sector[stroke='#fff']]:stroke-transparent [&_.recharts-surface]:outline-hidden",
+          className
+        )}
+        {...props}
+      >
+        <ChartStyle id={chartId} config={config} />
+        <RechartsPrimitive.ResponsiveContainer>
+          {children}
+        </RechartsPrimitive.ResponsiveContainer>
+      </div>
+    </ChartContext.Provider>
+  )
+}
+
+const ChartStyle = ({ id, config }: { id: string; config: ChartConfig }) => {
+  const colorConfig = Object.entries(config).filter(
+    ([, config]) => config.theme || config.color
+  )
+
+  if (!colorConfig.length) {
+    return null
+  }
+
+  return (
+    <style
+      dangerouslySetInnerHTML={{
+        __html: Object.entries(THEMES)
+          .map(
+            ([theme, prefix]) => `
+${prefix} [data-chart=${id}] {
+${colorConfig
+  .map(([key, itemConfig]) => {
+    const color =
+      itemConfig.theme?.[theme as keyof typeof itemConfig.theme] ||
+      itemConfig.color
+    return color ? `  --color-${key}: ${color};` : null
+  })
+  .join("\n")}
+}
+`
+          )
+          .join("\n"),
+      }}
+    />
+  )
+}
+
+const ChartTooltip = RechartsPrimitive.Tooltip
+
+function ChartTooltipContent({
+  active,
+  payload,
+  className,
+  indicator = "dot",
+  hideLabel = false,
+  hideIndicator = false,
+  label,
+  labelFormatter,
+  labelClassName,
+  formatter,
+  color,
+  nameKey,
+  labelKey,
+}: React.ComponentProps<typeof RechartsPrimitive.Tooltip> &
+  React.ComponentProps<"div"> & {
+    hideLabel?: boolean
+    hideIndicator?: boolean
+    indicator?: "line" | "dot" | "dashed"
+    nameKey?: string
+    labelKey?: string
+  }) {
+  const { config } = useChart()
+
+  const tooltipLabel = React.useMemo(() => {
+    if (hideLabel || !payload?.length) {
+      return null
+    }
+
+    const [item] = payload
+    const key = `${labelKey || item?.dataKey || item?.name || "value"}`
+    const itemConfig = getPayloadConfigFromPayload(config, item, key)
+    const value =
+      !labelKey && typeof label === "string"
+        ? config[label as keyof typeof config]?.label || label
+        : itemConfig?.label
+
+    if (labelFormatter) {
+      return (
+        <div className={cn("font-medium", labelClassName)}>
+          {labelFormatter(value, payload)}
+        </div>
+      )
+    }
+
+    if (!value) {
+      return null
+    }
+
+    return <div className={cn("font-medium", labelClassName)}>{value}</div>
+  }, [
+    label,
+    labelFormatter,
+    payload,
+    hideLabel,
+    labelClassName,
+    config,
+    labelKey,
+  ])
+
+  if (!active || !payload?.length) {
+    return null
+  }
+
+  const nestLabel = payload.length === 1 && indicator !== "dot"
+
+  return (
+    <div
+      className={cn(
+        "border-border/50 bg-background grid min-w-[8rem] items-start gap-1.5 rounded-lg border px-2.5 py-1.5 text-xs shadow-xl",
+        className
+      )}
+    >
+      {!nestLabel ? tooltipLabel : null}
+      <div className="grid gap-1.5">
+        {payload.map((item, index) => {
+          const key = `${nameKey || item.name || item.dataKey || "value"}`
+          const itemConfig = getPayloadConfigFromPayload(config, item, key)
+          const indicatorColor = color || item.payload.fill || item.color
+
+          return (
+            <div
+              key={item.dataKey}
+              className={cn(
+                "[&>svg]:text-muted-foreground flex w-full flex-wrap items-stretch gap-2 [&>svg]:h-2.5 [&>svg]:w-2.5",
+                indicator === "dot" && "items-center"
+              )}
+            >
+              {formatter && item?.value !== undefined && item.name ? (
+                formatter(item.value, item.name, item, index, item.payload)
+              ) : (
+                <>
+                  {itemConfig?.icon ? (
+                    <itemConfig.icon />
+                  ) : (
+                    !hideIndicator && (
+                      <div
+                        className={cn(
+                          "shrink-0 rounded-[2px] border-(--color-border) bg-(--color-bg)",
+                          {
+                            "h-2.5 w-2.5": indicator === "dot",
+                            "w-1": indicator === "line",
+                            "w-0 border-[1.5px] border-dashed bg-transparent":
+                              indicator === "dashed",
+                            "my-0.5": nestLabel && indicator === "dashed",
+                          }
+                        )}
+                        style={
+                          {
+                            "--color-bg": indicatorColor,
+                            "--color-border": indicatorColor,
+                          } as React.CSSProperties
+                        }
+                      />
+                    )
+                  )}
+                  <div
+                    className={cn(
+                      "flex flex-1 justify-between leading-none",
+                      nestLabel ? "items-end" : "items-center"
+                    )}
+                  >
+                    <div className="grid gap-1.5">
+                      {nestLabel ? tooltipLabel : null}
+                      <span className="text-muted-foreground">
+                        {itemConfig?.label || item.name}
+                      </span>
+                    </div>
+                    {item.value && (
+                      <span className="text-foreground font-mono font-medium tabular-nums">
+                        {item.value.toLocaleString()}
+                      </span>
+                    )}
+                  </div>
+                </>
+              )}
+            </div>
+          )
+        })}
+      </div>
+    </div>
+  )
+}
+
+const ChartLegend = RechartsPrimitive.Legend
+
+function ChartLegendContent({
+  className,
+  hideIcon = false,
+  payload,
+  verticalAlign = "bottom",
+  nameKey,
+}: React.ComponentProps<"div"> &
+  Pick<RechartsPrimitive.LegendProps, "payload" | "verticalAlign"> & {
+    hideIcon?: boolean
+    nameKey?: string
+  }) {
+  const { config } = useChart()
+
+  if (!payload?.length) {
+    return null
+  }
+
+  return (
+    <div
+      className={cn(
+        "flex items-center justify-center gap-4",
+        verticalAlign === "top" ? "pb-3" : "pt-3",
+        className
+      )}
+    >
+      {payload.map((item) => {
+        const key = `${nameKey || item.dataKey || "value"}`
+        const itemConfig = getPayloadConfigFromPayload(config, item, key)
+
+        return (
+          <div
+            key={item.value}
+            className={cn(
+              "[&>svg]:text-muted-foreground flex items-center gap-1.5 [&>svg]:h-3 [&>svg]:w-3"
+            )}
+          >
+            {itemConfig?.icon && !hideIcon ? (
+              <itemConfig.icon />
+            ) : (
+              <div
+                className="h-2 w-2 shrink-0 rounded-[2px]"
+                style={{
+                  backgroundColor: item.color,
+                }}
+              />
+            )}
+            {itemConfig?.label}
+          </div>
+        )
+      })}
+    </div>
+  )
+}
+
+// Helper to extract item config from a payload.
+function getPayloadConfigFromPayload(
+  config: ChartConfig,
+  payload: unknown,
+  key: string
+) {
+  if (typeof payload !== "object" || payload === null) {
+    return undefined
+  }
+
+  const payloadPayload =
+    "payload" in payload &&
+    typeof payload.payload === "object" &&
+    payload.payload !== null
+      ? payload.payload
+      : undefined
+
+  let configLabelKey: string = key
+
+  if (
+    key in payload &&
+    typeof payload[key as keyof typeof payload] === "string"
+  ) {
+    configLabelKey = payload[key as keyof typeof payload] as string
+  } else if (
+    payloadPayload &&
+    key in payloadPayload &&
+    typeof payloadPayload[key as keyof typeof payloadPayload] === "string"
+  ) {
+    configLabelKey = payloadPayload[
+      key as keyof typeof payloadPayload
+    ] as string
+  }
+
+  return configLabelKey in config
+    ? config[configLabelKey]
+    : config[key as keyof typeof config]
+}
+
+export {
+  ChartContainer,
+  ChartTooltip,
+  ChartTooltipContent,
+  ChartLegend,
+  ChartLegendContent,
+  ChartStyle,
+}

src/components/ui/checkbox.tsx

@@ -0,0 +1,32 @@
+"use client"
+
+import * as React from "react"
+import * as CheckboxPrimitive from "@radix-ui/react-checkbox"
+import { CheckIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function Checkbox({
+  className,
+  ...props
+}: React.ComponentProps<typeof CheckboxPrimitive.Root>) {
+  return (
+    <CheckboxPrimitive.Root
+      data-slot="checkbox"
+      className={cn(
+        "peer border-input dark:bg-input/30 data-[state=checked]:bg-primary data-[state=checked]:text-primary-foreground dark:data-[state=checked]:bg-primary data-[state=checked]:border-primary focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive size-4 shrink-0 rounded-[4px] border shadow-xs transition-shadow outline-none focus-visible:ring-[3px] disabled:cursor-not-allowed disabled:opacity-50",
+        className
+      )}
+      {...props}
+    >
+      <CheckboxPrimitive.Indicator
+        data-slot="checkbox-indicator"
+        className="flex items-center justify-center text-current transition-none"
+      >
+        <CheckIcon className="size-3.5" />
+      </CheckboxPrimitive.Indicator>
+    </CheckboxPrimitive.Root>
+  )
+}
+
+export { Checkbox }

src/components/ui/collapsible.tsx

@@ -0,0 +1,33 @@
+"use client"
+
+import * as CollapsiblePrimitive from "@radix-ui/react-collapsible"
+
+function Collapsible({
+  ...props
+}: React.ComponentProps<typeof CollapsiblePrimitive.Root>) {
+  return <CollapsiblePrimitive.Root data-slot="collapsible" {...props} />
+}
+
+function CollapsibleTrigger({
+  ...props
+}: React.ComponentProps<typeof CollapsiblePrimitive.CollapsibleTrigger>) {
+  return (
+    <CollapsiblePrimitive.CollapsibleTrigger
+      data-slot="collapsible-trigger"
+      {...props}
+    />
+  )
+}
+
+function CollapsibleContent({
+  ...props
+}: React.ComponentProps<typeof CollapsiblePrimitive.CollapsibleContent>) {
+  return (
+    <CollapsiblePrimitive.CollapsibleContent
+      data-slot="collapsible-content"
+      {...props}
+    />
+  )
+}
+
+export { Collapsible, CollapsibleTrigger, CollapsibleContent }

src/components/ui/command.tsx

@@ -0,0 +1,184 @@
+"use client"
+
+import * as React from "react"
+import { Command as CommandPrimitive } from "cmdk"
+import { SearchIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogHeader,
+  DialogTitle,
+} from "@/components/ui/dialog"
+
+function Command({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive>) {
+  return (
+    <CommandPrimitive
+      data-slot="command"
+      className={cn(
+        "bg-popover text-popover-foreground flex h-full w-full flex-col overflow-hidden rounded-md",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CommandDialog({
+  title = "Command Palette",
+  description = "Search for a command to run...",
+  children,
+  className,
+  showCloseButton = true,
+  ...props
+}: React.ComponentProps<typeof Dialog> & {
+  title?: string
+  description?: string
+  className?: string
+  showCloseButton?: boolean
+}) {
+  return (
+    <Dialog {...props}>
+      <DialogHeader className="sr-only">
+        <DialogTitle>{title}</DialogTitle>
+        <DialogDescription>{description}</DialogDescription>
+      </DialogHeader>
+      <DialogContent
+        className={cn("overflow-hidden p-0", className)}
+        showCloseButton={showCloseButton}
+      >
+        <Command className="[&_[cmdk-group-heading]]:text-muted-foreground **:data-[slot=command-input-wrapper]:h-12 [&_[cmdk-group-heading]]:px-2 [&_[cmdk-group-heading]]:font-medium [&_[cmdk-group]]:px-2 [&_[cmdk-group]:not([hidden])_~[cmdk-group]]:pt-0 [&_[cmdk-input-wrapper]_svg]:h-5 [&_[cmdk-input-wrapper]_svg]:w-5 [&_[cmdk-input]]:h-12 [&_[cmdk-item]]:px-2 [&_[cmdk-item]]:py-3 [&_[cmdk-item]_svg]:h-5 [&_[cmdk-item]_svg]:w-5">
+          {children}
+        </Command>
+      </DialogContent>
+    </Dialog>
+  )
+}
+
+function CommandInput({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Input>) {
+  return (
+    <div
+      data-slot="command-input-wrapper"
+      className="flex h-9 items-center gap-2 border-b px-3"
+    >
+      <SearchIcon className="size-4 shrink-0 opacity-50" />
+      <CommandPrimitive.Input
+        data-slot="command-input"
+        className={cn(
+          "placeholder:text-muted-foreground flex h-10 w-full rounded-md bg-transparent py-3 text-sm outline-hidden disabled:cursor-not-allowed disabled:opacity-50",
+          className
+        )}
+        {...props}
+      />
+    </div>
+  )
+}
+
+function CommandList({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.List>) {
+  return (
+    <CommandPrimitive.List
+      data-slot="command-list"
+      className={cn(
+        "max-h-[300px] scroll-py-1 overflow-x-hidden overflow-y-auto",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CommandEmpty({
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Empty>) {
+  return (
+    <CommandPrimitive.Empty
+      data-slot="command-empty"
+      className="py-6 text-center text-sm"
+      {...props}
+    />
+  )
+}
+
+function CommandGroup({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Group>) {
+  return (
+    <CommandPrimitive.Group
+      data-slot="command-group"
+      className={cn(
+        "text-foreground [&_[cmdk-group-heading]]:text-muted-foreground overflow-hidden p-1 [&_[cmdk-group-heading]]:px-2 [&_[cmdk-group-heading]]:py-1.5 [&_[cmdk-group-heading]]:text-xs [&_[cmdk-group-heading]]:font-medium",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CommandSeparator({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Separator>) {
+  return (
+    <CommandPrimitive.Separator
+      data-slot="command-separator"
+      className={cn("bg-border -mx-1 h-px", className)}
+      {...props}
+    />
+  )
+}
+
+function CommandItem({
+  className,
+  ...props
+}: React.ComponentProps<typeof CommandPrimitive.Item>) {
+  return (
+    <CommandPrimitive.Item
+      data-slot="command-item"
+      className={cn(
+        "data-[selected=true]:bg-accent data-[selected=true]:text-accent-foreground [&_svg:not([class*='text-'])]:text-muted-foreground relative flex cursor-default items-center gap-2 rounded-sm px-2 py-1.5 text-sm outline-hidden select-none data-[disabled=true]:pointer-events-none data-[disabled=true]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function CommandShortcut({
+  className,
+  ...props
+}: React.ComponentProps<"span">) {
+  return (
+    <span
+      data-slot="command-shortcut"
+      className={cn(
+        "text-muted-foreground ml-auto text-xs tracking-widest",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export {
+  Command,
+  CommandDialog,
+  CommandInput,
+  CommandList,
+  CommandEmpty,
+  CommandGroup,
+  CommandItem,
+  CommandShortcut,
+  CommandSeparator,
+}

src/components/ui/context-menu.tsx

@@ -0,0 +1,252 @@
+"use client"
+
+import * as React from "react"
+import * as ContextMenuPrimitive from "@radix-ui/react-context-menu"
+import { CheckIcon, ChevronRightIcon, CircleIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function ContextMenu({
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Root>) {
+  return <ContextMenuPrimitive.Root data-slot="context-menu" {...props} />
+}
+
+function ContextMenuTrigger({
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Trigger>) {
+  return (
+    <ContextMenuPrimitive.Trigger data-slot="context-menu-trigger" {...props} />
+  )
+}
+
+function ContextMenuGroup({
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Group>) {
+  return (
+    <ContextMenuPrimitive.Group data-slot="context-menu-group" {...props} />
+  )
+}
+
+function ContextMenuPortal({
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Portal>) {
+  return (
+    <ContextMenuPrimitive.Portal data-slot="context-menu-portal" {...props} />
+  )
+}
+
+function ContextMenuSub({
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Sub>) {
+  return <ContextMenuPrimitive.Sub data-slot="context-menu-sub" {...props} />
+}
+
+function ContextMenuRadioGroup({
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.RadioGroup>) {
+  return (
+    <ContextMenuPrimitive.RadioGroup
+      data-slot="context-menu-radio-group"
+      {...props}
+    />
+  )
+}
+
+function ContextMenuSubTrigger({
+  className,
+  inset,
+  children,
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.SubTrigger> & {
+  inset?: boolean
+}) {
+  return (
+    <ContextMenuPrimitive.SubTrigger
+      data-slot="context-menu-sub-trigger"
+      data-inset={inset}
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground data-[state=open]:bg-accent data-[state=open]:text-accent-foreground flex cursor-default items-center rounded-sm px-2 py-1.5 text-sm outline-hidden select-none data-[inset]:pl-8 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      <ChevronRightIcon className="ml-auto" />
+    </ContextMenuPrimitive.SubTrigger>
+  )
+}
+
+function ContextMenuSubContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.SubContent>) {
+  return (
+    <ContextMenuPrimitive.SubContent
+      data-slot="context-menu-sub-content"
+      className={cn(
+        "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 min-w-[8rem] origin-(--radix-context-menu-content-transform-origin) overflow-hidden rounded-md border p-1 shadow-lg",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function ContextMenuContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Content>) {
+  return (
+    <ContextMenuPrimitive.Portal>
+      <ContextMenuPrimitive.Content
+        data-slot="context-menu-content"
+        className={cn(
+          "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 max-h-(--radix-context-menu-content-available-height) min-w-[8rem] origin-(--radix-context-menu-content-transform-origin) overflow-x-hidden overflow-y-auto rounded-md border p-1 shadow-md",
+          className
+        )}
+        {...props}
+      />
+    </ContextMenuPrimitive.Portal>
+  )
+}
+
+function ContextMenuItem({
+  className,
+  inset,
+  variant = "default",
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Item> & {
+  inset?: boolean
+  variant?: "default" | "destructive"
+}) {
+  return (
+    <ContextMenuPrimitive.Item
+      data-slot="context-menu-item"
+      data-inset={inset}
+      data-variant={variant}
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground data-[variant=destructive]:text-destructive data-[variant=destructive]:focus:bg-destructive/10 dark:data-[variant=destructive]:focus:bg-destructive/20 data-[variant=destructive]:focus:text-destructive data-[variant=destructive]:*:[svg]:!text-destructive [&_svg:not([class*='text-'])]:text-muted-foreground relative flex cursor-default items-center gap-2 rounded-sm px-2 py-1.5 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 data-[inset]:pl-8 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function ContextMenuCheckboxItem({
+  className,
+  children,
+  checked,
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.CheckboxItem>) {
+  return (
+    <ContextMenuPrimitive.CheckboxItem
+      data-slot="context-menu-checkbox-item"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground relative flex cursor-default items-center gap-2 rounded-sm py-1.5 pr-2 pl-8 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      checked={checked}
+      {...props}
+    >
+      <span className="pointer-events-none absolute left-2 flex size-3.5 items-center justify-center">
+        <ContextMenuPrimitive.ItemIndicator>
+          <CheckIcon className="size-4" />
+        </ContextMenuPrimitive.ItemIndicator>
+      </span>
+      {children}
+    </ContextMenuPrimitive.CheckboxItem>
+  )
+}
+
+function ContextMenuRadioItem({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.RadioItem>) {
+  return (
+    <ContextMenuPrimitive.RadioItem
+      data-slot="context-menu-radio-item"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground relative flex cursor-default items-center gap-2 rounded-sm py-1.5 pr-2 pl-8 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    >
+      <span className="pointer-events-none absolute left-2 flex size-3.5 items-center justify-center">
+        <ContextMenuPrimitive.ItemIndicator>
+          <CircleIcon className="size-2 fill-current" />
+        </ContextMenuPrimitive.ItemIndicator>
+      </span>
+      {children}
+    </ContextMenuPrimitive.RadioItem>
+  )
+}
+
+function ContextMenuLabel({
+  className,
+  inset,
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Label> & {
+  inset?: boolean
+}) {
+  return (
+    <ContextMenuPrimitive.Label
+      data-slot="context-menu-label"
+      data-inset={inset}
+      className={cn(
+        "text-foreground px-2 py-1.5 text-sm font-medium data-[inset]:pl-8",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function ContextMenuSeparator({
+  className,
+  ...props
+}: React.ComponentProps<typeof ContextMenuPrimitive.Separator>) {
+  return (
+    <ContextMenuPrimitive.Separator
+      data-slot="context-menu-separator"
+      className={cn("bg-border -mx-1 my-1 h-px", className)}
+      {...props}
+    />
+  )
+}
+
+function ContextMenuShortcut({
+  className,
+  ...props
+}: React.ComponentProps<"span">) {
+  return (
+    <span
+      data-slot="context-menu-shortcut"
+      className={cn(
+        "text-muted-foreground ml-auto text-xs tracking-widest",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export {
+  ContextMenu,
+  ContextMenuTrigger,
+  ContextMenuContent,
+  ContextMenuItem,
+  ContextMenuCheckboxItem,
+  ContextMenuRadioItem,
+  ContextMenuLabel,
+  ContextMenuSeparator,
+  ContextMenuShortcut,
+  ContextMenuGroup,
+  ContextMenuPortal,
+  ContextMenuSub,
+  ContextMenuSubContent,
+  ContextMenuSubTrigger,
+  ContextMenuRadioGroup,
+}

src/components/ui/dialog.tsx

@@ -0,0 +1,143 @@
+"use client"
+
+import * as React from "react"
+import * as DialogPrimitive from "@radix-ui/react-dialog"
+import { XIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function Dialog({
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Root>) {
+  return <DialogPrimitive.Root data-slot="dialog" {...props} />
+}
+
+function DialogTrigger({
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Trigger>) {
+  return <DialogPrimitive.Trigger data-slot="dialog-trigger" {...props} />
+}
+
+function DialogPortal({
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Portal>) {
+  return <DialogPrimitive.Portal data-slot="dialog-portal" {...props} />
+}
+
+function DialogClose({
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Close>) {
+  return <DialogPrimitive.Close data-slot="dialog-close" {...props} />
+}
+
+function DialogOverlay({
+  className,
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Overlay>) {
+  return (
+    <DialogPrimitive.Overlay
+      data-slot="dialog-overlay"
+      className={cn(
+        "data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/50",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DialogContent({
+  className,
+  children,
+  showCloseButton = true,
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Content> & {
+  showCloseButton?: boolean
+}) {
+  return (
+    <DialogPortal data-slot="dialog-portal">
+      <DialogOverlay />
+      <DialogPrimitive.Content
+        data-slot="dialog-content"
+        className={cn(
+          "bg-background data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 fixed top-[50%] left-[50%] z-50 grid w-full max-w-[calc(100%-2rem)] translate-x-[-50%] translate-y-[-50%] gap-4 rounded-lg border p-6 shadow-lg duration-200 sm:max-w-lg",
+          className
+        )}
+        {...props}
+      >
+        {children}
+        {showCloseButton && (
+          <DialogPrimitive.Close
+            data-slot="dialog-close"
+            className="ring-offset-background focus:ring-ring data-[state=open]:bg-accent data-[state=open]:text-muted-foreground absolute top-4 right-4 rounded-xs opacity-70 transition-opacity hover:opacity-100 focus:ring-2 focus:ring-offset-2 focus:outline-hidden disabled:pointer-events-none [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4"
+          >
+            <XIcon />
+            <span className="sr-only">Close</span>
+          </DialogPrimitive.Close>
+        )}
+      </DialogPrimitive.Content>
+    </DialogPortal>
+  )
+}
+
+function DialogHeader({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="dialog-header"
+      className={cn("flex flex-col gap-2 text-center sm:text-left", className)}
+      {...props}
+    />
+  )
+}
+
+function DialogFooter({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="dialog-footer"
+      className={cn(
+        "flex flex-col-reverse gap-2 sm:flex-row sm:justify-end",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DialogTitle({
+  className,
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Title>) {
+  return (
+    <DialogPrimitive.Title
+      data-slot="dialog-title"
+      className={cn("text-lg leading-none font-semibold", className)}
+      {...props}
+    />
+  )
+}
+
+function DialogDescription({
+  className,
+  ...props
+}: React.ComponentProps<typeof DialogPrimitive.Description>) {
+  return (
+    <DialogPrimitive.Description
+      data-slot="dialog-description"
+      className={cn("text-muted-foreground text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+export {
+  Dialog,
+  DialogClose,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogOverlay,
+  DialogPortal,
+  DialogTitle,
+  DialogTrigger,
+}

src/components/ui/drawer.tsx

@@ -0,0 +1,135 @@
+"use client"
+
+import * as React from "react"
+import { Drawer as DrawerPrimitive } from "vaul"
+
+import { cn } from "@/lib/utils"
+
+function Drawer({
+  ...props
+}: React.ComponentProps<typeof DrawerPrimitive.Root>) {
+  return <DrawerPrimitive.Root data-slot="drawer" {...props} />
+}
+
+function DrawerTrigger({
+  ...props
+}: React.ComponentProps<typeof DrawerPrimitive.Trigger>) {
+  return <DrawerPrimitive.Trigger data-slot="drawer-trigger" {...props} />
+}
+
+function DrawerPortal({
+  ...props
+}: React.ComponentProps<typeof DrawerPrimitive.Portal>) {
+  return <DrawerPrimitive.Portal data-slot="drawer-portal" {...props} />
+}
+
+function DrawerClose({
+  ...props
+}: React.ComponentProps<typeof DrawerPrimitive.Close>) {
+  return <DrawerPrimitive.Close data-slot="drawer-close" {...props} />
+}
+
+function DrawerOverlay({
+  className,
+  ...props
+}: React.ComponentProps<typeof DrawerPrimitive.Overlay>) {
+  return (
+    <DrawerPrimitive.Overlay
+      data-slot="drawer-overlay"
+      className={cn(
+        "data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/50",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DrawerContent({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof DrawerPrimitive.Content>) {
+  return (
+    <DrawerPortal data-slot="drawer-portal">
+      <DrawerOverlay />
+      <DrawerPrimitive.Content
+        data-slot="drawer-content"
+        className={cn(
+          "group/drawer-content bg-background fixed z-50 flex h-auto flex-col",
+          "data-[vaul-drawer-direction=top]:inset-x-0 data-[vaul-drawer-direction=top]:top-0 data-[vaul-drawer-direction=top]:mb-24 data-[vaul-drawer-direction=top]:max-h-[80vh] data-[vaul-drawer-direction=top]:rounded-b-lg data-[vaul-drawer-direction=top]:border-b",
+          "data-[vaul-drawer-direction=bottom]:inset-x-0 data-[vaul-drawer-direction=bottom]:bottom-0 data-[vaul-drawer-direction=bottom]:mt-24 data-[vaul-drawer-direction=bottom]:max-h-[80vh] data-[vaul-drawer-direction=bottom]:rounded-t-lg data-[vaul-drawer-direction=bottom]:border-t",
+          "data-[vaul-drawer-direction=right]:inset-y-0 data-[vaul-drawer-direction=right]:right-0 data-[vaul-drawer-direction=right]:w-3/4 data-[vaul-drawer-direction=right]:border-l data-[vaul-drawer-direction=right]:sm:max-w-sm",
+          "data-[vaul-drawer-direction=left]:inset-y-0 data-[vaul-drawer-direction=left]:left-0 data-[vaul-drawer-direction=left]:w-3/4 data-[vaul-drawer-direction=left]:border-r data-[vaul-drawer-direction=left]:sm:max-w-sm",
+          className
+        )}
+        {...props}
+      >
+        <div className="bg-muted mx-auto mt-4 hidden h-2 w-[100px] shrink-0 rounded-full group-data-[vaul-drawer-direction=bottom]/drawer-content:block" />
+        {children}
+      </DrawerPrimitive.Content>
+    </DrawerPortal>
+  )
+}
+
+function DrawerHeader({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="drawer-header"
+      className={cn(
+        "flex flex-col gap-0.5 p-4 group-data-[vaul-drawer-direction=bottom]/drawer-content:text-center group-data-[vaul-drawer-direction=top]/drawer-content:text-center md:gap-1.5 md:text-left",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DrawerFooter({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="drawer-footer"
+      className={cn("mt-auto flex flex-col gap-2 p-4", className)}
+      {...props}
+    />
+  )
+}
+
+function DrawerTitle({
+  className,
+  ...props
+}: React.ComponentProps<typeof DrawerPrimitive.Title>) {
+  return (
+    <DrawerPrimitive.Title
+      data-slot="drawer-title"
+      className={cn("text-foreground font-semibold", className)}
+      {...props}
+    />
+  )
+}
+
+function DrawerDescription({
+  className,
+  ...props
+}: React.ComponentProps<typeof DrawerPrimitive.Description>) {
+  return (
+    <DrawerPrimitive.Description
+      data-slot="drawer-description"
+      className={cn("text-muted-foreground text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+export {
+  Drawer,
+  DrawerPortal,
+  DrawerOverlay,
+  DrawerTrigger,
+  DrawerClose,
+  DrawerContent,
+  DrawerHeader,
+  DrawerFooter,
+  DrawerTitle,
+  DrawerDescription,
+}

src/components/ui/dropdown-menu.tsx

@@ -0,0 +1,257 @@
+"use client"
+
+import * as React from "react"
+import * as DropdownMenuPrimitive from "@radix-ui/react-dropdown-menu"
+import { CheckIcon, ChevronRightIcon, CircleIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function DropdownMenu({
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Root>) {
+  return <DropdownMenuPrimitive.Root data-slot="dropdown-menu" {...props} />
+}
+
+function DropdownMenuPortal({
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Portal>) {
+  return (
+    <DropdownMenuPrimitive.Portal data-slot="dropdown-menu-portal" {...props} />
+  )
+}
+
+function DropdownMenuTrigger({
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Trigger>) {
+  return (
+    <DropdownMenuPrimitive.Trigger
+      data-slot="dropdown-menu-trigger"
+      {...props}
+    />
+  )
+}
+
+function DropdownMenuContent({
+  className,
+  sideOffset = 4,
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Content>) {
+  return (
+    <DropdownMenuPrimitive.Portal>
+      <DropdownMenuPrimitive.Content
+        data-slot="dropdown-menu-content"
+        sideOffset={sideOffset}
+        className={cn(
+          "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 max-h-(--radix-dropdown-menu-content-available-height) min-w-[8rem] origin-(--radix-dropdown-menu-content-transform-origin) overflow-x-hidden overflow-y-auto rounded-md border p-1 shadow-md",
+          className
+        )}
+        {...props}
+      />
+    </DropdownMenuPrimitive.Portal>
+  )
+}
+
+function DropdownMenuGroup({
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Group>) {
+  return (
+    <DropdownMenuPrimitive.Group data-slot="dropdown-menu-group" {...props} />
+  )
+}
+
+function DropdownMenuItem({
+  className,
+  inset,
+  variant = "default",
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Item> & {
+  inset?: boolean
+  variant?: "default" | "destructive"
+}) {
+  return (
+    <DropdownMenuPrimitive.Item
+      data-slot="dropdown-menu-item"
+      data-inset={inset}
+      data-variant={variant}
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground data-[variant=destructive]:text-destructive data-[variant=destructive]:focus:bg-destructive/10 dark:data-[variant=destructive]:focus:bg-destructive/20 data-[variant=destructive]:focus:text-destructive data-[variant=destructive]:*:[svg]:!text-destructive [&_svg:not([class*='text-'])]:text-muted-foreground relative flex cursor-default items-center gap-2 rounded-sm px-2 py-1.5 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 data-[inset]:pl-8 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DropdownMenuCheckboxItem({
+  className,
+  children,
+  checked,
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.CheckboxItem>) {
+  return (
+    <DropdownMenuPrimitive.CheckboxItem
+      data-slot="dropdown-menu-checkbox-item"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground relative flex cursor-default items-center gap-2 rounded-sm py-1.5 pr-2 pl-8 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      checked={checked}
+      {...props}
+    >
+      <span className="pointer-events-none absolute left-2 flex size-3.5 items-center justify-center">
+        <DropdownMenuPrimitive.ItemIndicator>
+          <CheckIcon className="size-4" />
+        </DropdownMenuPrimitive.ItemIndicator>
+      </span>
+      {children}
+    </DropdownMenuPrimitive.CheckboxItem>
+  )
+}
+
+function DropdownMenuRadioGroup({
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.RadioGroup>) {
+  return (
+    <DropdownMenuPrimitive.RadioGroup
+      data-slot="dropdown-menu-radio-group"
+      {...props}
+    />
+  )
+}
+
+function DropdownMenuRadioItem({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.RadioItem>) {
+  return (
+    <DropdownMenuPrimitive.RadioItem
+      data-slot="dropdown-menu-radio-item"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground relative flex cursor-default items-center gap-2 rounded-sm py-1.5 pr-2 pl-8 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    >
+      <span className="pointer-events-none absolute left-2 flex size-3.5 items-center justify-center">
+        <DropdownMenuPrimitive.ItemIndicator>
+          <CircleIcon className="size-2 fill-current" />
+        </DropdownMenuPrimitive.ItemIndicator>
+      </span>
+      {children}
+    </DropdownMenuPrimitive.RadioItem>
+  )
+}
+
+function DropdownMenuLabel({
+  className,
+  inset,
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Label> & {
+  inset?: boolean
+}) {
+  return (
+    <DropdownMenuPrimitive.Label
+      data-slot="dropdown-menu-label"
+      data-inset={inset}
+      className={cn(
+        "px-2 py-1.5 text-sm font-medium data-[inset]:pl-8",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DropdownMenuSeparator({
+  className,
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Separator>) {
+  return (
+    <DropdownMenuPrimitive.Separator
+      data-slot="dropdown-menu-separator"
+      className={cn("bg-border -mx-1 my-1 h-px", className)}
+      {...props}
+    />
+  )
+}
+
+function DropdownMenuShortcut({
+  className,
+  ...props
+}: React.ComponentProps<"span">) {
+  return (
+    <span
+      data-slot="dropdown-menu-shortcut"
+      className={cn(
+        "text-muted-foreground ml-auto text-xs tracking-widest",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function DropdownMenuSub({
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.Sub>) {
+  return <DropdownMenuPrimitive.Sub data-slot="dropdown-menu-sub" {...props} />
+}
+
+function DropdownMenuSubTrigger({
+  className,
+  inset,
+  children,
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.SubTrigger> & {
+  inset?: boolean
+}) {
+  return (
+    <DropdownMenuPrimitive.SubTrigger
+      data-slot="dropdown-menu-sub-trigger"
+      data-inset={inset}
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground data-[state=open]:bg-accent data-[state=open]:text-accent-foreground flex cursor-default items-center rounded-sm px-2 py-1.5 text-sm outline-hidden select-none data-[inset]:pl-8",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      <ChevronRightIcon className="ml-auto size-4" />
+    </DropdownMenuPrimitive.SubTrigger>
+  )
+}
+
+function DropdownMenuSubContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof DropdownMenuPrimitive.SubContent>) {
+  return (
+    <DropdownMenuPrimitive.SubContent
+      data-slot="dropdown-menu-sub-content"
+      className={cn(
+        "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 min-w-[8rem] origin-(--radix-dropdown-menu-content-transform-origin) overflow-hidden rounded-md border p-1 shadow-lg",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export {
+  DropdownMenu,
+  DropdownMenuPortal,
+  DropdownMenuTrigger,
+  DropdownMenuContent,
+  DropdownMenuGroup,
+  DropdownMenuLabel,
+  DropdownMenuItem,
+  DropdownMenuCheckboxItem,
+  DropdownMenuRadioGroup,
+  DropdownMenuRadioItem,
+  DropdownMenuSeparator,
+  DropdownMenuShortcut,
+  DropdownMenuSub,
+  DropdownMenuSubTrigger,
+  DropdownMenuSubContent,
+}

src/components/ui/form.tsx

@@ -0,0 +1,167 @@
+"use client"
+
+import * as React from "react"
+import * as LabelPrimitive from "@radix-ui/react-label"
+import { Slot } from "@radix-ui/react-slot"
+import {
+  Controller,
+  FormProvider,
+  useFormContext,
+  useFormState,
+  type ControllerProps,
+  type FieldPath,
+  type FieldValues,
+} from "react-hook-form"
+
+import { cn } from "@/lib/utils"
+import { Label } from "@/components/ui/label"
+
+const Form = FormProvider
+
+type FormFieldContextValue<
+  TFieldValues extends FieldValues = FieldValues,
+  TName extends FieldPath<TFieldValues> = FieldPath<TFieldValues>,
+> = {
+  name: TName
+}
+
+const FormFieldContext = React.createContext<FormFieldContextValue>(
+  {} as FormFieldContextValue
+)
+
+const FormField = <
+  TFieldValues extends FieldValues = FieldValues,
+  TName extends FieldPath<TFieldValues> = FieldPath<TFieldValues>,
+>({
+  ...props
+}: ControllerProps<TFieldValues, TName>) => {
+  return (
+    <FormFieldContext.Provider value={{ name: props.name }}>
+      <Controller {...props} />
+    </FormFieldContext.Provider>
+  )
+}
+
+const useFormField = () => {
+  const fieldContext = React.useContext(FormFieldContext)
+  const itemContext = React.useContext(FormItemContext)
+  const { getFieldState } = useFormContext()
+  const formState = useFormState({ name: fieldContext.name })
+  const fieldState = getFieldState(fieldContext.name, formState)
+
+  if (!fieldContext) {
+    throw new Error("useFormField should be used within <FormField>")
+  }
+
+  const { id } = itemContext
+
+  return {
+    id,
+    name: fieldContext.name,
+    formItemId: `${id}-form-item`,
+    formDescriptionId: `${id}-form-item-description`,
+    formMessageId: `${id}-form-item-message`,
+    ...fieldState,
+  }
+}
+
+type FormItemContextValue = {
+  id: string
+}
+
+const FormItemContext = React.createContext<FormItemContextValue>(
+  {} as FormItemContextValue
+)
+
+function FormItem({ className, ...props }: React.ComponentProps<"div">) {
+  const id = React.useId()
+
+  return (
+    <FormItemContext.Provider value={{ id }}>
+      <div
+        data-slot="form-item"
+        className={cn("grid gap-2", className)}
+        {...props}
+      />
+    </FormItemContext.Provider>
+  )
+}
+
+function FormLabel({
+  className,
+  ...props
+}: React.ComponentProps<typeof LabelPrimitive.Root>) {
+  const { error, formItemId } = useFormField()
+
+  return (
+    <Label
+      data-slot="form-label"
+      data-error={!!error}
+      className={cn("data-[error=true]:text-destructive", className)}
+      htmlFor={formItemId}
+      {...props}
+    />
+  )
+}
+
+function FormControl({ ...props }: React.ComponentProps<typeof Slot>) {
+  const { error, formItemId, formDescriptionId, formMessageId } = useFormField()
+
+  return (
+    <Slot
+      data-slot="form-control"
+      id={formItemId}
+      aria-describedby={
+        !error
+          ? `${formDescriptionId}`
+          : `${formDescriptionId} ${formMessageId}`
+      }
+      aria-invalid={!!error}
+      {...props}
+    />
+  )
+}
+
+function FormDescription({ className, ...props }: React.ComponentProps<"p">) {
+  const { formDescriptionId } = useFormField()
+
+  return (
+    <p
+      data-slot="form-description"
+      id={formDescriptionId}
+      className={cn("text-muted-foreground text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+function FormMessage({ className, ...props }: React.ComponentProps<"p">) {
+  const { error, formMessageId } = useFormField()
+  const body = error ? String(error?.message ?? "") : props.children
+
+  if (!body) {
+    return null
+  }
+
+  return (
+    <p
+      data-slot="form-message"
+      id={formMessageId}
+      className={cn("text-destructive text-sm", className)}
+      {...props}
+    >
+      {body}
+    </p>
+  )
+}
+
+export {
+  useFormField,
+  Form,
+  FormItem,
+  FormLabel,
+  FormControl,
+  FormDescription,
+  FormMessage,
+  FormField,
+}

src/components/ui/hover-card.tsx

@@ -0,0 +1,44 @@
+"use client"
+
+import * as React from "react"
+import * as HoverCardPrimitive from "@radix-ui/react-hover-card"
+
+import { cn } from "@/lib/utils"
+
+function HoverCard({
+  ...props
+}: React.ComponentProps<typeof HoverCardPrimitive.Root>) {
+  return <HoverCardPrimitive.Root data-slot="hover-card" {...props} />
+}
+
+function HoverCardTrigger({
+  ...props
+}: React.ComponentProps<typeof HoverCardPrimitive.Trigger>) {
+  return (
+    <HoverCardPrimitive.Trigger data-slot="hover-card-trigger" {...props} />
+  )
+}
+
+function HoverCardContent({
+  className,
+  align = "center",
+  sideOffset = 4,
+  ...props
+}: React.ComponentProps<typeof HoverCardPrimitive.Content>) {
+  return (
+    <HoverCardPrimitive.Portal data-slot="hover-card-portal">
+      <HoverCardPrimitive.Content
+        data-slot="hover-card-content"
+        align={align}
+        sideOffset={sideOffset}
+        className={cn(
+          "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 w-64 origin-(--radix-hover-card-content-transform-origin) rounded-md border p-4 shadow-md outline-hidden",
+          className
+        )}
+        {...props}
+      />
+    </HoverCardPrimitive.Portal>
+  )
+}
+
+export { HoverCard, HoverCardTrigger, HoverCardContent }

src/components/ui/input-otp.tsx

@@ -0,0 +1,77 @@
+"use client"
+
+import * as React from "react"
+import { OTPInput, OTPInputContext } from "input-otp"
+import { MinusIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function InputOTP({
+  className,
+  containerClassName,
+  ...props
+}: React.ComponentProps<typeof OTPInput> & {
+  containerClassName?: string
+}) {
+  return (
+    <OTPInput
+      data-slot="input-otp"
+      containerClassName={cn(
+        "flex items-center gap-2 has-disabled:opacity-50",
+        containerClassName
+      )}
+      className={cn("disabled:cursor-not-allowed", className)}
+      {...props}
+    />
+  )
+}
+
+function InputOTPGroup({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="input-otp-group"
+      className={cn("flex items-center", className)}
+      {...props}
+    />
+  )
+}
+
+function InputOTPSlot({
+  index,
+  className,
+  ...props
+}: React.ComponentProps<"div"> & {
+  index: number
+}) {
+  const inputOTPContext = React.useContext(OTPInputContext)
+  const { char, hasFakeCaret, isActive } = inputOTPContext?.slots[index] ?? {}
+
+  return (
+    <div
+      data-slot="input-otp-slot"
+      data-active={isActive}
+      className={cn(
+        "data-[active=true]:border-ring data-[active=true]:ring-ring/50 data-[active=true]:aria-invalid:ring-destructive/20 dark:data-[active=true]:aria-invalid:ring-destructive/40 aria-invalid:border-destructive data-[active=true]:aria-invalid:border-destructive dark:bg-input/30 border-input relative flex h-9 w-9 items-center justify-center border-y border-r text-sm shadow-xs transition-all outline-none first:rounded-l-md first:border-l last:rounded-r-md data-[active=true]:z-10 data-[active=true]:ring-[3px]",
+        className
+      )}
+      {...props}
+    >
+      {char}
+      {hasFakeCaret && (
+        <div className="pointer-events-none absolute inset-0 flex items-center justify-center">
+          <div className="animate-caret-blink bg-foreground h-4 w-px duration-1000" />
+        </div>
+      )}
+    </div>
+  )
+}
+
+function InputOTPSeparator({ ...props }: React.ComponentProps<"div">) {
+  return (
+    <div data-slot="input-otp-separator" role="separator" {...props}>
+      <MinusIcon />
+    </div>
+  )
+}
+
+export { InputOTP, InputOTPGroup, InputOTPSlot, InputOTPSeparator }

src/components/ui/input.tsx

@@ -0,0 +1,21 @@
+import * as React from "react"
+
+import { cn } from "@/lib/utils"
+
+function Input({ className, type, ...props }: React.ComponentProps<"input">) {
+  return (
+    <input
+      type={type}
+      data-slot="input"
+      className={cn(
+        "file:text-foreground placeholder:text-muted-foreground selection:bg-primary selection:text-primary-foreground dark:bg-input/30 border-input flex h-9 w-full min-w-0 rounded-md border bg-transparent px-3 py-1 text-base shadow-xs transition-[color,box-shadow] outline-none file:inline-flex file:h-7 file:border-0 file:bg-transparent file:text-sm file:font-medium disabled:pointer-events-none disabled:cursor-not-allowed disabled:opacity-50 md:text-sm",
+        "focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px]",
+        "aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export { Input }

src/components/ui/label.tsx

@@ -0,0 +1,24 @@
+"use client"
+
+import * as React from "react"
+import * as LabelPrimitive from "@radix-ui/react-label"
+
+import { cn } from "@/lib/utils"
+
+function Label({
+  className,
+  ...props
+}: React.ComponentProps<typeof LabelPrimitive.Root>) {
+  return (
+    <LabelPrimitive.Root
+      data-slot="label"
+      className={cn(
+        "flex items-center gap-2 text-sm leading-none font-medium select-none group-data-[disabled=true]:pointer-events-none group-data-[disabled=true]:opacity-50 peer-disabled:cursor-not-allowed peer-disabled:opacity-50",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export { Label }

src/components/ui/menubar.tsx

@@ -0,0 +1,276 @@
+"use client"
+
+import * as React from "react"
+import * as MenubarPrimitive from "@radix-ui/react-menubar"
+import { CheckIcon, ChevronRightIcon, CircleIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function Menubar({
+  className,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Root>) {
+  return (
+    <MenubarPrimitive.Root
+      data-slot="menubar"
+      className={cn(
+        "bg-background flex h-9 items-center gap-1 rounded-md border p-1 shadow-xs",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function MenubarMenu({
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Menu>) {
+  return <MenubarPrimitive.Menu data-slot="menubar-menu" {...props} />
+}
+
+function MenubarGroup({
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Group>) {
+  return <MenubarPrimitive.Group data-slot="menubar-group" {...props} />
+}
+
+function MenubarPortal({
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Portal>) {
+  return <MenubarPrimitive.Portal data-slot="menubar-portal" {...props} />
+}
+
+function MenubarRadioGroup({
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.RadioGroup>) {
+  return (
+    <MenubarPrimitive.RadioGroup data-slot="menubar-radio-group" {...props} />
+  )
+}
+
+function MenubarTrigger({
+  className,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Trigger>) {
+  return (
+    <MenubarPrimitive.Trigger
+      data-slot="menubar-trigger"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground data-[state=open]:bg-accent data-[state=open]:text-accent-foreground flex items-center rounded-sm px-2 py-1 text-sm font-medium outline-hidden select-none",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function MenubarContent({
+  className,
+  align = "start",
+  alignOffset = -4,
+  sideOffset = 8,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Content>) {
+  return (
+    <MenubarPortal>
+      <MenubarPrimitive.Content
+        data-slot="menubar-content"
+        align={align}
+        alignOffset={alignOffset}
+        sideOffset={sideOffset}
+        className={cn(
+          "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 min-w-[12rem] origin-(--radix-menubar-content-transform-origin) overflow-hidden rounded-md border p-1 shadow-md",
+          className
+        )}
+        {...props}
+      />
+    </MenubarPortal>
+  )
+}
+
+function MenubarItem({
+  className,
+  inset,
+  variant = "default",
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Item> & {
+  inset?: boolean
+  variant?: "default" | "destructive"
+}) {
+  return (
+    <MenubarPrimitive.Item
+      data-slot="menubar-item"
+      data-inset={inset}
+      data-variant={variant}
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground data-[variant=destructive]:text-destructive data-[variant=destructive]:focus:bg-destructive/10 dark:data-[variant=destructive]:focus:bg-destructive/20 data-[variant=destructive]:focus:text-destructive data-[variant=destructive]:*:[svg]:!text-destructive [&_svg:not([class*='text-'])]:text-muted-foreground relative flex cursor-default items-center gap-2 rounded-sm px-2 py-1.5 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 data-[inset]:pl-8 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function MenubarCheckboxItem({
+  className,
+  children,
+  checked,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.CheckboxItem>) {
+  return (
+    <MenubarPrimitive.CheckboxItem
+      data-slot="menubar-checkbox-item"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground relative flex cursor-default items-center gap-2 rounded-xs py-1.5 pr-2 pl-8 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      checked={checked}
+      {...props}
+    >
+      <span className="pointer-events-none absolute left-2 flex size-3.5 items-center justify-center">
+        <MenubarPrimitive.ItemIndicator>
+          <CheckIcon className="size-4" />
+        </MenubarPrimitive.ItemIndicator>
+      </span>
+      {children}
+    </MenubarPrimitive.CheckboxItem>
+  )
+}
+
+function MenubarRadioItem({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.RadioItem>) {
+  return (
+    <MenubarPrimitive.RadioItem
+      data-slot="menubar-radio-item"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground relative flex cursor-default items-center gap-2 rounded-xs py-1.5 pr-2 pl-8 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    >
+      <span className="pointer-events-none absolute left-2 flex size-3.5 items-center justify-center">
+        <MenubarPrimitive.ItemIndicator>
+          <CircleIcon className="size-2 fill-current" />
+        </MenubarPrimitive.ItemIndicator>
+      </span>
+      {children}
+    </MenubarPrimitive.RadioItem>
+  )
+}
+
+function MenubarLabel({
+  className,
+  inset,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Label> & {
+  inset?: boolean
+}) {
+  return (
+    <MenubarPrimitive.Label
+      data-slot="menubar-label"
+      data-inset={inset}
+      className={cn(
+        "px-2 py-1.5 text-sm font-medium data-[inset]:pl-8",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function MenubarSeparator({
+  className,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Separator>) {
+  return (
+    <MenubarPrimitive.Separator
+      data-slot="menubar-separator"
+      className={cn("bg-border -mx-1 my-1 h-px", className)}
+      {...props}
+    />
+  )
+}
+
+function MenubarShortcut({
+  className,
+  ...props
+}: React.ComponentProps<"span">) {
+  return (
+    <span
+      data-slot="menubar-shortcut"
+      className={cn(
+        "text-muted-foreground ml-auto text-xs tracking-widest",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function MenubarSub({
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.Sub>) {
+  return <MenubarPrimitive.Sub data-slot="menubar-sub" {...props} />
+}
+
+function MenubarSubTrigger({
+  className,
+  inset,
+  children,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.SubTrigger> & {
+  inset?: boolean
+}) {
+  return (
+    <MenubarPrimitive.SubTrigger
+      data-slot="menubar-sub-trigger"
+      data-inset={inset}
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground data-[state=open]:bg-accent data-[state=open]:text-accent-foreground flex cursor-default items-center rounded-sm px-2 py-1.5 text-sm outline-none select-none data-[inset]:pl-8",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      <ChevronRightIcon className="ml-auto h-4 w-4" />
+    </MenubarPrimitive.SubTrigger>
+  )
+}
+
+function MenubarSubContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof MenubarPrimitive.SubContent>) {
+  return (
+    <MenubarPrimitive.SubContent
+      data-slot="menubar-sub-content"
+      className={cn(
+        "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 min-w-[8rem] origin-(--radix-menubar-content-transform-origin) overflow-hidden rounded-md border p-1 shadow-lg",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export {
+  Menubar,
+  MenubarPortal,
+  MenubarMenu,
+  MenubarTrigger,
+  MenubarContent,
+  MenubarGroup,
+  MenubarSeparator,
+  MenubarLabel,
+  MenubarItem,
+  MenubarShortcut,
+  MenubarCheckboxItem,
+  MenubarRadioGroup,
+  MenubarRadioItem,
+  MenubarSub,
+  MenubarSubTrigger,
+  MenubarSubContent,
+}

src/components/ui/navigation-menu.tsx

@@ -0,0 +1,168 @@
+import * as React from "react"
+import * as NavigationMenuPrimitive from "@radix-ui/react-navigation-menu"
+import { cva } from "class-variance-authority"
+import { ChevronDownIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function NavigationMenu({
+  className,
+  children,
+  viewport = true,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Root> & {
+  viewport?: boolean
+}) {
+  return (
+    <NavigationMenuPrimitive.Root
+      data-slot="navigation-menu"
+      data-viewport={viewport}
+      className={cn(
+        "group/navigation-menu relative flex max-w-max flex-1 items-center justify-center",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      {viewport && <NavigationMenuViewport />}
+    </NavigationMenuPrimitive.Root>
+  )
+}
+
+function NavigationMenuList({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.List>) {
+  return (
+    <NavigationMenuPrimitive.List
+      data-slot="navigation-menu-list"
+      className={cn(
+        "group flex flex-1 list-none items-center justify-center gap-1",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function NavigationMenuItem({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Item>) {
+  return (
+    <NavigationMenuPrimitive.Item
+      data-slot="navigation-menu-item"
+      className={cn("relative", className)}
+      {...props}
+    />
+  )
+}
+
+const navigationMenuTriggerStyle = cva(
+  "group inline-flex h-9 w-max items-center justify-center rounded-md bg-background px-4 py-2 text-sm font-medium hover:bg-accent hover:text-accent-foreground focus:bg-accent focus:text-accent-foreground disabled:pointer-events-none disabled:opacity-50 data-[state=open]:hover:bg-accent data-[state=open]:text-accent-foreground data-[state=open]:focus:bg-accent data-[state=open]:bg-accent/50 focus-visible:ring-ring/50 outline-none transition-[color,box-shadow] focus-visible:ring-[3px] focus-visible:outline-1"
+)
+
+function NavigationMenuTrigger({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Trigger>) {
+  return (
+    <NavigationMenuPrimitive.Trigger
+      data-slot="navigation-menu-trigger"
+      className={cn(navigationMenuTriggerStyle(), "group", className)}
+      {...props}
+    >
+      {children}{" "}
+      <ChevronDownIcon
+        className="relative top-[1px] ml-1 size-3 transition duration-300 group-data-[state=open]:rotate-180"
+        aria-hidden="true"
+      />
+    </NavigationMenuPrimitive.Trigger>
+  )
+}
+
+function NavigationMenuContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Content>) {
+  return (
+    <NavigationMenuPrimitive.Content
+      data-slot="navigation-menu-content"
+      className={cn(
+        "data-[motion^=from-]:animate-in data-[motion^=to-]:animate-out data-[motion^=from-]:fade-in data-[motion^=to-]:fade-out data-[motion=from-end]:slide-in-from-right-52 data-[motion=from-start]:slide-in-from-left-52 data-[motion=to-end]:slide-out-to-right-52 data-[motion=to-start]:slide-out-to-left-52 top-0 left-0 w-full p-2 pr-2.5 md:absolute md:w-auto",
+        "group-data-[viewport=false]/navigation-menu:bg-popover group-data-[viewport=false]/navigation-menu:text-popover-foreground group-data-[viewport=false]/navigation-menu:data-[state=open]:animate-in group-data-[viewport=false]/navigation-menu:data-[state=closed]:animate-out group-data-[viewport=false]/navigation-menu:data-[state=closed]:zoom-out-95 group-data-[viewport=false]/navigation-menu:data-[state=open]:zoom-in-95 group-data-[viewport=false]/navigation-menu:data-[state=open]:fade-in-0 group-data-[viewport=false]/navigation-menu:data-[state=closed]:fade-out-0 group-data-[viewport=false]/navigation-menu:top-full group-data-[viewport=false]/navigation-menu:mt-1.5 group-data-[viewport=false]/navigation-menu:overflow-hidden group-data-[viewport=false]/navigation-menu:rounded-md group-data-[viewport=false]/navigation-menu:border group-data-[viewport=false]/navigation-menu:shadow group-data-[viewport=false]/navigation-menu:duration-200 **:data-[slot=navigation-menu-link]:focus:ring-0 **:data-[slot=navigation-menu-link]:focus:outline-none",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function NavigationMenuViewport({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Viewport>) {
+  return (
+    <div
+      className={cn(
+        "absolute top-full left-0 isolate z-50 flex justify-center"
+      )}
+    >
+      <NavigationMenuPrimitive.Viewport
+        data-slot="navigation-menu-viewport"
+        className={cn(
+          "origin-top-center bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-90 relative mt-1.5 h-[var(--radix-navigation-menu-viewport-height)] w-full overflow-hidden rounded-md border shadow md:w-[var(--radix-navigation-menu-viewport-width)]",
+          className
+        )}
+        {...props}
+      />
+    </div>
+  )
+}
+
+function NavigationMenuLink({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Link>) {
+  return (
+    <NavigationMenuPrimitive.Link
+      data-slot="navigation-menu-link"
+      className={cn(
+        "data-[active=true]:focus:bg-accent data-[active=true]:hover:bg-accent data-[active=true]:bg-accent/50 data-[active=true]:text-accent-foreground hover:bg-accent hover:text-accent-foreground focus:bg-accent focus:text-accent-foreground focus-visible:ring-ring/50 [&_svg:not([class*='text-'])]:text-muted-foreground flex flex-col gap-1 rounded-sm p-2 text-sm transition-all outline-none focus-visible:ring-[3px] focus-visible:outline-1 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function NavigationMenuIndicator({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Indicator>) {
+  return (
+    <NavigationMenuPrimitive.Indicator
+      data-slot="navigation-menu-indicator"
+      className={cn(
+        "data-[state=visible]:animate-in data-[state=hidden]:animate-out data-[state=hidden]:fade-out data-[state=visible]:fade-in top-full z-[1] flex h-1.5 items-end justify-center overflow-hidden",
+        className
+      )}
+      {...props}
+    >
+      <div className="bg-border relative top-[60%] h-2 w-2 rotate-45 rounded-tl-sm shadow-md" />
+    </NavigationMenuPrimitive.Indicator>
+  )
+}
+
+export {
+  NavigationMenu,
+  NavigationMenuList,
+  NavigationMenuItem,
+  NavigationMenuContent,
+  NavigationMenuTrigger,
+  NavigationMenuLink,
+  NavigationMenuIndicator,
+  NavigationMenuViewport,
+  navigationMenuTriggerStyle,
+}

src/components/ui/pagination.tsx

@@ -0,0 +1,127 @@
+import * as React from "react"
+import {
+  ChevronLeftIcon,
+  ChevronRightIcon,
+  MoreHorizontalIcon,
+} from "lucide-react"
+
+import { cn } from "@/lib/utils"
+import { Button, buttonVariants } from "@/components/ui/button"
+
+function Pagination({ className, ...props }: React.ComponentProps<"nav">) {
+  return (
+    <nav
+      role="navigation"
+      aria-label="pagination"
+      data-slot="pagination"
+      className={cn("mx-auto flex w-full justify-center", className)}
+      {...props}
+    />
+  )
+}
+
+function PaginationContent({
+  className,
+  ...props
+}: React.ComponentProps<"ul">) {
+  return (
+    <ul
+      data-slot="pagination-content"
+      className={cn("flex flex-row items-center gap-1", className)}
+      {...props}
+    />
+  )
+}
+
+function PaginationItem({ ...props }: React.ComponentProps<"li">) {
+  return <li data-slot="pagination-item" {...props} />
+}
+
+type PaginationLinkProps = {
+  isActive?: boolean
+} & Pick<React.ComponentProps<typeof Button>, "size"> &
+  React.ComponentProps<"a">
+
+function PaginationLink({
+  className,
+  isActive,
+  size = "icon",
+  ...props
+}: PaginationLinkProps) {
+  return (
+    <a
+      aria-current={isActive ? "page" : undefined}
+      data-slot="pagination-link"
+      data-active={isActive}
+      className={cn(
+        buttonVariants({
+          variant: isActive ? "outline" : "ghost",
+          size,
+        }),
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function PaginationPrevious({
+  className,
+  ...props
+}: React.ComponentProps<typeof PaginationLink>) {
+  return (
+    <PaginationLink
+      aria-label="Go to previous page"
+      size="default"
+      className={cn("gap-1 px-2.5 sm:pl-2.5", className)}
+      {...props}
+    >
+      <ChevronLeftIcon />
+      <span className="hidden sm:block">Previous</span>
+    </PaginationLink>
+  )
+}
+
+function PaginationNext({
+  className,
+  ...props
+}: React.ComponentProps<typeof PaginationLink>) {
+  return (
+    <PaginationLink
+      aria-label="Go to next page"
+      size="default"
+      className={cn("gap-1 px-2.5 sm:pr-2.5", className)}
+      {...props}
+    >
+      <span className="hidden sm:block">Next</span>
+      <ChevronRightIcon />
+    </PaginationLink>
+  )
+}
+
+function PaginationEllipsis({
+  className,
+  ...props
+}: React.ComponentProps<"span">) {
+  return (
+    <span
+      aria-hidden
+      data-slot="pagination-ellipsis"
+      className={cn("flex size-9 items-center justify-center", className)}
+      {...props}
+    >
+      <MoreHorizontalIcon className="size-4" />
+      <span className="sr-only">More pages</span>
+    </span>
+  )
+}
+
+export {
+  Pagination,
+  PaginationContent,
+  PaginationLink,
+  PaginationItem,
+  PaginationPrevious,
+  PaginationNext,
+  PaginationEllipsis,
+}

src/components/ui/popover.tsx

@@ -0,0 +1,48 @@
+"use client"
+
+import * as React from "react"
+import * as PopoverPrimitive from "@radix-ui/react-popover"
+
+import { cn } from "@/lib/utils"
+
+function Popover({
+  ...props
+}: React.ComponentProps<typeof PopoverPrimitive.Root>) {
+  return <PopoverPrimitive.Root data-slot="popover" {...props} />
+}
+
+function PopoverTrigger({
+  ...props
+}: React.ComponentProps<typeof PopoverPrimitive.Trigger>) {
+  return <PopoverPrimitive.Trigger data-slot="popover-trigger" {...props} />
+}
+
+function PopoverContent({
+  className,
+  align = "center",
+  sideOffset = 4,
+  ...props
+}: React.ComponentProps<typeof PopoverPrimitive.Content>) {
+  return (
+    <PopoverPrimitive.Portal>
+      <PopoverPrimitive.Content
+        data-slot="popover-content"
+        align={align}
+        sideOffset={sideOffset}
+        className={cn(
+          "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 w-72 origin-(--radix-popover-content-transform-origin) rounded-md border p-4 shadow-md outline-hidden",
+          className
+        )}
+        {...props}
+      />
+    </PopoverPrimitive.Portal>
+  )
+}
+
+function PopoverAnchor({
+  ...props
+}: React.ComponentProps<typeof PopoverPrimitive.Anchor>) {
+  return <PopoverPrimitive.Anchor data-slot="popover-anchor" {...props} />
+}
+
+export { Popover, PopoverTrigger, PopoverContent, PopoverAnchor }

src/components/ui/progress.tsx

@@ -0,0 +1,31 @@
+"use client"
+
+import * as React from "react"
+import * as ProgressPrimitive from "@radix-ui/react-progress"
+
+import { cn } from "@/lib/utils"
+
+function Progress({
+  className,
+  value,
+  ...props
+}: React.ComponentProps<typeof ProgressPrimitive.Root>) {
+  return (
+    <ProgressPrimitive.Root
+      data-slot="progress"
+      className={cn(
+        "bg-primary/20 relative h-2 w-full overflow-hidden rounded-full",
+        className
+      )}
+      {...props}
+    >
+      <ProgressPrimitive.Indicator
+        data-slot="progress-indicator"
+        className="bg-primary h-full w-full flex-1 transition-all"
+        style={{ transform: `translateX(-${100 - (value || 0)}%)` }}
+      />
+    </ProgressPrimitive.Root>
+  )
+}
+
+export { Progress }

src/components/ui/radio-group.tsx

@@ -0,0 +1,45 @@
+"use client"
+
+import * as React from "react"
+import * as RadioGroupPrimitive from "@radix-ui/react-radio-group"
+import { CircleIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function RadioGroup({
+  className,
+  ...props
+}: React.ComponentProps<typeof RadioGroupPrimitive.Root>) {
+  return (
+    <RadioGroupPrimitive.Root
+      data-slot="radio-group"
+      className={cn("grid gap-3", className)}
+      {...props}
+    />
+  )
+}
+
+function RadioGroupItem({
+  className,
+  ...props
+}: React.ComponentProps<typeof RadioGroupPrimitive.Item>) {
+  return (
+    <RadioGroupPrimitive.Item
+      data-slot="radio-group-item"
+      className={cn(
+        "border-input text-primary focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive dark:bg-input/30 aspect-square size-4 shrink-0 rounded-full border shadow-xs transition-[color,box-shadow] outline-none focus-visible:ring-[3px] disabled:cursor-not-allowed disabled:opacity-50",
+        className
+      )}
+      {...props}
+    >
+      <RadioGroupPrimitive.Indicator
+        data-slot="radio-group-indicator"
+        className="relative flex items-center justify-center"
+      >
+        <CircleIcon className="fill-primary absolute top-1/2 left-1/2 size-2 -translate-x-1/2 -translate-y-1/2" />
+      </RadioGroupPrimitive.Indicator>
+    </RadioGroupPrimitive.Item>
+  )
+}
+
+export { RadioGroup, RadioGroupItem }

src/components/ui/resizable.tsx

@@ -0,0 +1,56 @@
+"use client"
+
+import * as React from "react"
+import { GripVerticalIcon } from "lucide-react"
+import * as ResizablePrimitive from "react-resizable-panels"
+
+import { cn } from "@/lib/utils"
+
+function ResizablePanelGroup({
+  className,
+  ...props
+}: React.ComponentProps<typeof ResizablePrimitive.PanelGroup>) {
+  return (
+    <ResizablePrimitive.PanelGroup
+      data-slot="resizable-panel-group"
+      className={cn(
+        "flex h-full w-full data-[panel-group-direction=vertical]:flex-col",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function ResizablePanel({
+  ...props
+}: React.ComponentProps<typeof ResizablePrimitive.Panel>) {
+  return <ResizablePrimitive.Panel data-slot="resizable-panel" {...props} />
+}
+
+function ResizableHandle({
+  withHandle,
+  className,
+  ...props
+}: React.ComponentProps<typeof ResizablePrimitive.PanelResizeHandle> & {
+  withHandle?: boolean
+}) {
+  return (
+    <ResizablePrimitive.PanelResizeHandle
+      data-slot="resizable-handle"
+      className={cn(
+        "bg-border focus-visible:ring-ring relative flex w-px items-center justify-center after:absolute after:inset-y-0 after:left-1/2 after:w-1 after:-translate-x-1/2 focus-visible:ring-1 focus-visible:ring-offset-1 focus-visible:outline-hidden data-[panel-group-direction=vertical]:h-px data-[panel-group-direction=vertical]:w-full data-[panel-group-direction=vertical]:after:left-0 data-[panel-group-direction=vertical]:after:h-1 data-[panel-group-direction=vertical]:after:w-full data-[panel-group-direction=vertical]:after:translate-x-0 data-[panel-group-direction=vertical]:after:-translate-y-1/2 [&[data-panel-group-direction=vertical]>div]:rotate-90",
+        className
+      )}
+      {...props}
+    >
+      {withHandle && (
+        <div className="bg-border z-10 flex h-4 w-3 items-center justify-center rounded-xs border">
+          <GripVerticalIcon className="size-2.5" />
+        </div>
+      )}
+    </ResizablePrimitive.PanelResizeHandle>
+  )
+}
+
+export { ResizablePanelGroup, ResizablePanel, ResizableHandle }

src/components/ui/scroll-area.tsx

@@ -0,0 +1,58 @@
+"use client"
+
+import * as React from "react"
+import * as ScrollAreaPrimitive from "@radix-ui/react-scroll-area"
+
+import { cn } from "@/lib/utils"
+
+function ScrollArea({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof ScrollAreaPrimitive.Root>) {
+  return (
+    <ScrollAreaPrimitive.Root
+      data-slot="scroll-area"
+      className={cn("relative", className)}
+      {...props}
+    >
+      <ScrollAreaPrimitive.Viewport
+        data-slot="scroll-area-viewport"
+        className="focus-visible:ring-ring/50 size-full rounded-[inherit] transition-[color,box-shadow] outline-none focus-visible:ring-[3px] focus-visible:outline-1"
+      >
+        {children}
+      </ScrollAreaPrimitive.Viewport>
+      <ScrollBar />
+      <ScrollAreaPrimitive.Corner />
+    </ScrollAreaPrimitive.Root>
+  )
+}
+
+function ScrollBar({
+  className,
+  orientation = "vertical",
+  ...props
+}: React.ComponentProps<typeof ScrollAreaPrimitive.ScrollAreaScrollbar>) {
+  return (
+    <ScrollAreaPrimitive.ScrollAreaScrollbar
+      data-slot="scroll-area-scrollbar"
+      orientation={orientation}
+      className={cn(
+        "flex touch-none p-px transition-colors select-none",
+        orientation === "vertical" &&
+          "h-full w-2.5 border-l border-l-transparent",
+        orientation === "horizontal" &&
+          "h-2.5 flex-col border-t border-t-transparent",
+        className
+      )}
+      {...props}
+    >
+      <ScrollAreaPrimitive.ScrollAreaThumb
+        data-slot="scroll-area-thumb"
+        className="bg-border relative flex-1 rounded-full"
+      />
+    </ScrollAreaPrimitive.ScrollAreaScrollbar>
+  )
+}
+
+export { ScrollArea, ScrollBar }

src/components/ui/select.tsx

@@ -0,0 +1,185 @@
+"use client"
+
+import * as React from "react"
+import * as SelectPrimitive from "@radix-ui/react-select"
+import { CheckIcon, ChevronDownIcon, ChevronUpIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function Select({
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Root>) {
+  return <SelectPrimitive.Root data-slot="select" {...props} />
+}
+
+function SelectGroup({
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Group>) {
+  return <SelectPrimitive.Group data-slot="select-group" {...props} />
+}
+
+function SelectValue({
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Value>) {
+  return <SelectPrimitive.Value data-slot="select-value" {...props} />
+}
+
+function SelectTrigger({
+  className,
+  size = "default",
+  children,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Trigger> & {
+  size?: "sm" | "default"
+}) {
+  return (
+    <SelectPrimitive.Trigger
+      data-slot="select-trigger"
+      data-size={size}
+      className={cn(
+        "border-input data-[placeholder]:text-muted-foreground [&_svg:not([class*='text-'])]:text-muted-foreground focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive dark:bg-input/30 dark:hover:bg-input/50 flex w-fit items-center justify-between gap-2 rounded-md border bg-transparent px-3 py-2 text-sm whitespace-nowrap shadow-xs transition-[color,box-shadow] outline-none focus-visible:ring-[3px] disabled:cursor-not-allowed disabled:opacity-50 data-[size=default]:h-9 data-[size=sm]:h-8 *:data-[slot=select-value]:line-clamp-1 *:data-[slot=select-value]:flex *:data-[slot=select-value]:items-center *:data-[slot=select-value]:gap-2 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      <SelectPrimitive.Icon asChild>
+        <ChevronDownIcon className="size-4 opacity-50" />
+      </SelectPrimitive.Icon>
+    </SelectPrimitive.Trigger>
+  )
+}
+
+function SelectContent({
+  className,
+  children,
+  position = "popper",
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Content>) {
+  return (
+    <SelectPrimitive.Portal>
+      <SelectPrimitive.Content
+        data-slot="select-content"
+        className={cn(
+          "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 relative z-50 max-h-(--radix-select-content-available-height) min-w-[8rem] origin-(--radix-select-content-transform-origin) overflow-x-hidden overflow-y-auto rounded-md border shadow-md",
+          position === "popper" &&
+            "data-[side=bottom]:translate-y-1 data-[side=left]:-translate-x-1 data-[side=right]:translate-x-1 data-[side=top]:-translate-y-1",
+          className
+        )}
+        position={position}
+        {...props}
+      >
+        <SelectScrollUpButton />
+        <SelectPrimitive.Viewport
+          className={cn(
+            "p-1",
+            position === "popper" &&
+              "h-[var(--radix-select-trigger-height)] w-full min-w-[var(--radix-select-trigger-width)] scroll-my-1"
+          )}
+        >
+          {children}
+        </SelectPrimitive.Viewport>
+        <SelectScrollDownButton />
+      </SelectPrimitive.Content>
+    </SelectPrimitive.Portal>
+  )
+}
+
+function SelectLabel({
+  className,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Label>) {
+  return (
+    <SelectPrimitive.Label
+      data-slot="select-label"
+      className={cn("text-muted-foreground px-2 py-1.5 text-xs", className)}
+      {...props}
+    />
+  )
+}
+
+function SelectItem({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Item>) {
+  return (
+    <SelectPrimitive.Item
+      data-slot="select-item"
+      className={cn(
+        "focus:bg-accent focus:text-accent-foreground [&_svg:not([class*='text-'])]:text-muted-foreground relative flex w-full cursor-default items-center gap-2 rounded-sm py-1.5 pr-8 pl-2 text-sm outline-hidden select-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 *:[span]:last:flex *:[span]:last:items-center *:[span]:last:gap-2",
+        className
+      )}
+      {...props}
+    >
+      <span className="absolute right-2 flex size-3.5 items-center justify-center">
+        <SelectPrimitive.ItemIndicator>
+          <CheckIcon className="size-4" />
+        </SelectPrimitive.ItemIndicator>
+      </span>
+      <SelectPrimitive.ItemText>{children}</SelectPrimitive.ItemText>
+    </SelectPrimitive.Item>
+  )
+}
+
+function SelectSeparator({
+  className,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.Separator>) {
+  return (
+    <SelectPrimitive.Separator
+      data-slot="select-separator"
+      className={cn("bg-border pointer-events-none -mx-1 my-1 h-px", className)}
+      {...props}
+    />
+  )
+}
+
+function SelectScrollUpButton({
+  className,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.ScrollUpButton>) {
+  return (
+    <SelectPrimitive.ScrollUpButton
+      data-slot="select-scroll-up-button"
+      className={cn(
+        "flex cursor-default items-center justify-center py-1",
+        className
+      )}
+      {...props}
+    >
+      <ChevronUpIcon className="size-4" />
+    </SelectPrimitive.ScrollUpButton>
+  )
+}
+
+function SelectScrollDownButton({
+  className,
+  ...props
+}: React.ComponentProps<typeof SelectPrimitive.ScrollDownButton>) {
+  return (
+    <SelectPrimitive.ScrollDownButton
+      data-slot="select-scroll-down-button"
+      className={cn(
+        "flex cursor-default items-center justify-center py-1",
+        className
+      )}
+      {...props}
+    >
+      <ChevronDownIcon className="size-4" />
+    </SelectPrimitive.ScrollDownButton>
+  )
+}
+
+export {
+  Select,
+  SelectContent,
+  SelectGroup,
+  SelectItem,
+  SelectLabel,
+  SelectScrollDownButton,
+  SelectScrollUpButton,
+  SelectSeparator,
+  SelectTrigger,
+  SelectValue,
+}

src/components/ui/separator.tsx

@@ -0,0 +1,28 @@
+"use client"
+
+import * as React from "react"
+import * as SeparatorPrimitive from "@radix-ui/react-separator"
+
+import { cn } from "@/lib/utils"
+
+function Separator({
+  className,
+  orientation = "horizontal",
+  decorative = true,
+  ...props
+}: React.ComponentProps<typeof SeparatorPrimitive.Root>) {
+  return (
+    <SeparatorPrimitive.Root
+      data-slot="separator"
+      decorative={decorative}
+      orientation={orientation}
+      className={cn(
+        "bg-border shrink-0 data-[orientation=horizontal]:h-px data-[orientation=horizontal]:w-full data-[orientation=vertical]:h-full data-[orientation=vertical]:w-px",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export { Separator }

src/components/ui/sheet.tsx

@@ -0,0 +1,139 @@
+"use client"
+
+import * as React from "react"
+import * as SheetPrimitive from "@radix-ui/react-dialog"
+import { XIcon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function Sheet({ ...props }: React.ComponentProps<typeof SheetPrimitive.Root>) {
+  return <SheetPrimitive.Root data-slot="sheet" {...props} />
+}
+
+function SheetTrigger({
+  ...props
+}: React.ComponentProps<typeof SheetPrimitive.Trigger>) {
+  return <SheetPrimitive.Trigger data-slot="sheet-trigger" {...props} />
+}
+
+function SheetClose({
+  ...props
+}: React.ComponentProps<typeof SheetPrimitive.Close>) {
+  return <SheetPrimitive.Close data-slot="sheet-close" {...props} />
+}
+
+function SheetPortal({
+  ...props
+}: React.ComponentProps<typeof SheetPrimitive.Portal>) {
+  return <SheetPrimitive.Portal data-slot="sheet-portal" {...props} />
+}
+
+function SheetOverlay({
+  className,
+  ...props
+}: React.ComponentProps<typeof SheetPrimitive.Overlay>) {
+  return (
+    <SheetPrimitive.Overlay
+      data-slot="sheet-overlay"
+      className={cn(
+        "data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/50",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SheetContent({
+  className,
+  children,
+  side = "right",
+  ...props
+}: React.ComponentProps<typeof SheetPrimitive.Content> & {
+  side?: "top" | "right" | "bottom" | "left"
+}) {
+  return (
+    <SheetPortal>
+      <SheetOverlay />
+      <SheetPrimitive.Content
+        data-slot="sheet-content"
+        className={cn(
+          "bg-background data-[state=open]:animate-in data-[state=closed]:animate-out fixed z-50 flex flex-col gap-4 shadow-lg transition ease-in-out data-[state=closed]:duration-300 data-[state=open]:duration-500",
+          side === "right" &&
+            "data-[state=closed]:slide-out-to-right data-[state=open]:slide-in-from-right inset-y-0 right-0 h-full w-3/4 border-l sm:max-w-sm",
+          side === "left" &&
+            "data-[state=closed]:slide-out-to-left data-[state=open]:slide-in-from-left inset-y-0 left-0 h-full w-3/4 border-r sm:max-w-sm",
+          side === "top" &&
+            "data-[state=closed]:slide-out-to-top data-[state=open]:slide-in-from-top inset-x-0 top-0 h-auto border-b",
+          side === "bottom" &&
+            "data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom inset-x-0 bottom-0 h-auto border-t",
+          className
+        )}
+        {...props}
+      >
+        {children}
+        <SheetPrimitive.Close className="ring-offset-background focus:ring-ring data-[state=open]:bg-secondary absolute top-4 right-4 rounded-xs opacity-70 transition-opacity hover:opacity-100 focus:ring-2 focus:ring-offset-2 focus:outline-hidden disabled:pointer-events-none">
+          <XIcon className="size-4" />
+          <span className="sr-only">Close</span>
+        </SheetPrimitive.Close>
+      </SheetPrimitive.Content>
+    </SheetPortal>
+  )
+}
+
+function SheetHeader({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="sheet-header"
+      className={cn("flex flex-col gap-1.5 p-4", className)}
+      {...props}
+    />
+  )
+}
+
+function SheetFooter({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="sheet-footer"
+      className={cn("mt-auto flex flex-col gap-2 p-4", className)}
+      {...props}
+    />
+  )
+}
+
+function SheetTitle({
+  className,
+  ...props
+}: React.ComponentProps<typeof SheetPrimitive.Title>) {
+  return (
+    <SheetPrimitive.Title
+      data-slot="sheet-title"
+      className={cn("text-foreground font-semibold", className)}
+      {...props}
+    />
+  )
+}
+
+function SheetDescription({
+  className,
+  ...props
+}: React.ComponentProps<typeof SheetPrimitive.Description>) {
+  return (
+    <SheetPrimitive.Description
+      data-slot="sheet-description"
+      className={cn("text-muted-foreground text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+export {
+  Sheet,
+  SheetTrigger,
+  SheetClose,
+  SheetContent,
+  SheetHeader,
+  SheetFooter,
+  SheetTitle,
+  SheetDescription,
+}

src/components/ui/sidebar.tsx

@@ -0,0 +1,726 @@
+"use client"
+
+import * as React from "react"
+import { Slot } from "@radix-ui/react-slot"
+import { cva, VariantProps } from "class-variance-authority"
+import { PanelLeftIcon } from "lucide-react"
+
+import { useIsMobile } from "@/hooks/use-mobile"
+import { cn } from "@/lib/utils"
+import { Button } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { Separator } from "@/components/ui/separator"
+import {
+  Sheet,
+  SheetContent,
+  SheetDescription,
+  SheetHeader,
+  SheetTitle,
+} from "@/components/ui/sheet"
+import { Skeleton } from "@/components/ui/skeleton"
+import {
+  Tooltip,
+  TooltipContent,
+  TooltipProvider,
+  TooltipTrigger,
+} from "@/components/ui/tooltip"
+
+const SIDEBAR_COOKIE_NAME = "sidebar_state"
+const SIDEBAR_COOKIE_MAX_AGE = 60 * 60 * 24 * 7
+const SIDEBAR_WIDTH = "16rem"
+const SIDEBAR_WIDTH_MOBILE = "18rem"
+const SIDEBAR_WIDTH_ICON = "3rem"
+const SIDEBAR_KEYBOARD_SHORTCUT = "b"
+
+type SidebarContextProps = {
+  state: "expanded" | "collapsed"
+  open: boolean
+  setOpen: (open: boolean) => void
+  openMobile: boolean
+  setOpenMobile: (open: boolean) => void
+  isMobile: boolean
+  toggleSidebar: () => void
+}
+
+const SidebarContext = React.createContext<SidebarContextProps | null>(null)
+
+function useSidebar() {
+  const context = React.useContext(SidebarContext)
+  if (!context) {
+    throw new Error("useSidebar must be used within a SidebarProvider.")
+  }
+
+  return context
+}
+
+function SidebarProvider({
+  defaultOpen = true,
+  open: openProp,
+  onOpenChange: setOpenProp,
+  className,
+  style,
+  children,
+  ...props
+}: React.ComponentProps<"div"> & {
+  defaultOpen?: boolean
+  open?: boolean
+  onOpenChange?: (open: boolean) => void
+}) {
+  const isMobile = useIsMobile()
+  const [openMobile, setOpenMobile] = React.useState(false)
+
+  // This is the internal state of the sidebar.
+  // We use openProp and setOpenProp for control from outside the component.
+  const [_open, _setOpen] = React.useState(defaultOpen)
+  const open = openProp ?? _open
+  const setOpen = React.useCallback(
+    (value: boolean | ((value: boolean) => boolean)) => {
+      const openState = typeof value === "function" ? value(open) : value
+      if (setOpenProp) {
+        setOpenProp(openState)
+      } else {
+        _setOpen(openState)
+      }
+
+      // This sets the cookie to keep the sidebar state.
+      document.cookie = `${SIDEBAR_COOKIE_NAME}=${openState}; path=/; max-age=${SIDEBAR_COOKIE_MAX_AGE}`
+    },
+    [setOpenProp, open]
+  )
+
+  // Helper to toggle the sidebar.
+  const toggleSidebar = React.useCallback(() => {
+    return isMobile ? setOpenMobile((open) => !open) : setOpen((open) => !open)
+  }, [isMobile, setOpen, setOpenMobile])
+
+  // Adds a keyboard shortcut to toggle the sidebar.
+  React.useEffect(() => {
+    const handleKeyDown = (event: KeyboardEvent) => {
+      if (
+        event.key === SIDEBAR_KEYBOARD_SHORTCUT &&
+        (event.metaKey || event.ctrlKey)
+      ) {
+        event.preventDefault()
+        toggleSidebar()
+      }
+    }
+
+    window.addEventListener("keydown", handleKeyDown)
+    return () => window.removeEventListener("keydown", handleKeyDown)
+  }, [toggleSidebar])
+
+  // We add a state so that we can do data-state="expanded" or "collapsed".
+  // This makes it easier to style the sidebar with Tailwind classes.
+  const state = open ? "expanded" : "collapsed"
+
+  const contextValue = React.useMemo<SidebarContextProps>(
+    () => ({
+      state,
+      open,
+      setOpen,
+      isMobile,
+      openMobile,
+      setOpenMobile,
+      toggleSidebar,
+    }),
+    [state, open, setOpen, isMobile, openMobile, setOpenMobile, toggleSidebar]
+  )
+
+  return (
+    <SidebarContext.Provider value={contextValue}>
+      <TooltipProvider delayDuration={0}>
+        <div
+          data-slot="sidebar-wrapper"
+          style={
+            {
+              "--sidebar-width": SIDEBAR_WIDTH,
+              "--sidebar-width-icon": SIDEBAR_WIDTH_ICON,
+              ...style,
+            } as React.CSSProperties
+          }
+          className={cn(
+            "group/sidebar-wrapper has-data-[variant=inset]:bg-sidebar flex min-h-svh w-full",
+            className
+          )}
+          {...props}
+        >
+          {children}
+        </div>
+      </TooltipProvider>
+    </SidebarContext.Provider>
+  )
+}
+
+function Sidebar({
+  side = "left",
+  variant = "sidebar",
+  collapsible = "offcanvas",
+  className,
+  children,
+  ...props
+}: React.ComponentProps<"div"> & {
+  side?: "left" | "right"
+  variant?: "sidebar" | "floating" | "inset"
+  collapsible?: "offcanvas" | "icon" | "none"
+}) {
+  const { isMobile, state, openMobile, setOpenMobile } = useSidebar()
+
+  if (collapsible === "none") {
+    return (
+      <div
+        data-slot="sidebar"
+        className={cn(
+          "bg-sidebar text-sidebar-foreground flex h-full w-(--sidebar-width) flex-col",
+          className
+        )}
+        {...props}
+      >
+        {children}
+      </div>
+    )
+  }
+
+  if (isMobile) {
+    return (
+      <Sheet open={openMobile} onOpenChange={setOpenMobile} {...props}>
+        <SheetContent
+          data-sidebar="sidebar"
+          data-slot="sidebar"
+          data-mobile="true"
+          className="bg-sidebar text-sidebar-foreground w-(--sidebar-width) p-0 [&>button]:hidden"
+          style={
+            {
+              "--sidebar-width": SIDEBAR_WIDTH_MOBILE,
+            } as React.CSSProperties
+          }
+          side={side}
+        >
+          <SheetHeader className="sr-only">
+            <SheetTitle>Sidebar</SheetTitle>
+            <SheetDescription>Displays the mobile sidebar.</SheetDescription>
+          </SheetHeader>
+          <div className="flex h-full w-full flex-col">{children}</div>
+        </SheetContent>
+      </Sheet>
+    )
+  }
+
+  return (
+    <div
+      className="group peer text-sidebar-foreground hidden md:block"
+      data-state={state}
+      data-collapsible={state === "collapsed" ? collapsible : ""}
+      data-variant={variant}
+      data-side={side}
+      data-slot="sidebar"
+    >
+      {/* This is what handles the sidebar gap on desktop */}
+      <div
+        data-slot="sidebar-gap"
+        className={cn(
+          "relative w-(--sidebar-width) bg-transparent transition-[width] duration-200 ease-linear",
+          "group-data-[collapsible=offcanvas]:w-0",
+          "group-data-[side=right]:rotate-180",
+          variant === "floating" || variant === "inset"
+            ? "group-data-[collapsible=icon]:w-[calc(var(--sidebar-width-icon)+(--spacing(4)))]"
+            : "group-data-[collapsible=icon]:w-(--sidebar-width-icon)"
+        )}
+      />
+      <div
+        data-slot="sidebar-container"
+        className={cn(
+          "fixed inset-y-0 z-10 hidden h-svh w-(--sidebar-width) transition-[left,right,width] duration-200 ease-linear md:flex",
+          side === "left"
+            ? "left-0 group-data-[collapsible=offcanvas]:left-[calc(var(--sidebar-width)*-1)]"
+            : "right-0 group-data-[collapsible=offcanvas]:right-[calc(var(--sidebar-width)*-1)]",
+          // Adjust the padding for floating and inset variants.
+          variant === "floating" || variant === "inset"
+            ? "p-2 group-data-[collapsible=icon]:w-[calc(var(--sidebar-width-icon)+(--spacing(4))+2px)]"
+            : "group-data-[collapsible=icon]:w-(--sidebar-width-icon) group-data-[side=left]:border-r group-data-[side=right]:border-l",
+          className
+        )}
+        {...props}
+      >
+        <div
+          data-sidebar="sidebar"
+          data-slot="sidebar-inner"
+          className="bg-sidebar group-data-[variant=floating]:border-sidebar-border flex h-full w-full flex-col group-data-[variant=floating]:rounded-lg group-data-[variant=floating]:border group-data-[variant=floating]:shadow-sm"
+        >
+          {children}
+        </div>
+      </div>
+    </div>
+  )
+}
+
+function SidebarTrigger({
+  className,
+  onClick,
+  ...props
+}: React.ComponentProps<typeof Button>) {
+  const { toggleSidebar } = useSidebar()
+
+  return (
+    <Button
+      data-sidebar="trigger"
+      data-slot="sidebar-trigger"
+      variant="ghost"
+      size="icon"
+      className={cn("size-7", className)}
+      onClick={(event) => {
+        onClick?.(event)
+        toggleSidebar()
+      }}
+      {...props}
+    >
+      <PanelLeftIcon />
+      <span className="sr-only">Toggle Sidebar</span>
+    </Button>
+  )
+}
+
+function SidebarRail({ className, ...props }: React.ComponentProps<"button">) {
+  const { toggleSidebar } = useSidebar()
+
+  return (
+    <button
+      data-sidebar="rail"
+      data-slot="sidebar-rail"
+      aria-label="Toggle Sidebar"
+      tabIndex={-1}
+      onClick={toggleSidebar}
+      title="Toggle Sidebar"
+      className={cn(
+        "hover:after:bg-sidebar-border absolute inset-y-0 z-20 hidden w-4 -translate-x-1/2 transition-all ease-linear group-data-[side=left]:-right-4 group-data-[side=right]:left-0 after:absolute after:inset-y-0 after:left-1/2 after:w-[2px] sm:flex",
+        "in-data-[side=left]:cursor-w-resize in-data-[side=right]:cursor-e-resize",
+        "[[data-side=left][data-state=collapsed]_&]:cursor-e-resize [[data-side=right][data-state=collapsed]_&]:cursor-w-resize",
+        "hover:group-data-[collapsible=offcanvas]:bg-sidebar group-data-[collapsible=offcanvas]:translate-x-0 group-data-[collapsible=offcanvas]:after:left-full",
+        "[[data-side=left][data-collapsible=offcanvas]_&]:-right-2",
+        "[[data-side=right][data-collapsible=offcanvas]_&]:-left-2",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SidebarInset({ className, ...props }: React.ComponentProps<"main">) {
+  return (
+    <main
+      data-slot="sidebar-inset"
+      className={cn(
+        "bg-background relative flex w-full flex-1 flex-col",
+        "md:peer-data-[variant=inset]:m-2 md:peer-data-[variant=inset]:ml-0 md:peer-data-[variant=inset]:rounded-xl md:peer-data-[variant=inset]:shadow-sm md:peer-data-[variant=inset]:peer-data-[state=collapsed]:ml-2",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SidebarInput({
+  className,
+  ...props
+}: React.ComponentProps<typeof Input>) {
+  return (
+    <Input
+      data-slot="sidebar-input"
+      data-sidebar="input"
+      className={cn("bg-background h-8 w-full shadow-none", className)}
+      {...props}
+    />
+  )
+}
+
+function SidebarHeader({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="sidebar-header"
+      data-sidebar="header"
+      className={cn("flex flex-col gap-2 p-2", className)}
+      {...props}
+    />
+  )
+}
+
+function SidebarFooter({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="sidebar-footer"
+      data-sidebar="footer"
+      className={cn("flex flex-col gap-2 p-2", className)}
+      {...props}
+    />
+  )
+}
+
+function SidebarSeparator({
+  className,
+  ...props
+}: React.ComponentProps<typeof Separator>) {
+  return (
+    <Separator
+      data-slot="sidebar-separator"
+      data-sidebar="separator"
+      className={cn("bg-sidebar-border mx-2 w-auto", className)}
+      {...props}
+    />
+  )
+}
+
+function SidebarContent({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="sidebar-content"
+      data-sidebar="content"
+      className={cn(
+        "flex min-h-0 flex-1 flex-col gap-2 overflow-auto group-data-[collapsible=icon]:overflow-hidden",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SidebarGroup({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="sidebar-group"
+      data-sidebar="group"
+      className={cn("relative flex w-full min-w-0 flex-col p-2", className)}
+      {...props}
+    />
+  )
+}
+
+function SidebarGroupLabel({
+  className,
+  asChild = false,
+  ...props
+}: React.ComponentProps<"div"> & { asChild?: boolean }) {
+  const Comp = asChild ? Slot : "div"
+
+  return (
+    <Comp
+      data-slot="sidebar-group-label"
+      data-sidebar="group-label"
+      className={cn(
+        "text-sidebar-foreground/70 ring-sidebar-ring flex h-8 shrink-0 items-center rounded-md px-2 text-xs font-medium outline-hidden transition-[margin,opacity] duration-200 ease-linear focus-visible:ring-2 [&>svg]:size-4 [&>svg]:shrink-0",
+        "group-data-[collapsible=icon]:-mt-8 group-data-[collapsible=icon]:opacity-0",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SidebarGroupAction({
+  className,
+  asChild = false,
+  ...props
+}: React.ComponentProps<"button"> & { asChild?: boolean }) {
+  const Comp = asChild ? Slot : "button"
+
+  return (
+    <Comp
+      data-slot="sidebar-group-action"
+      data-sidebar="group-action"
+      className={cn(
+        "text-sidebar-foreground ring-sidebar-ring hover:bg-sidebar-accent hover:text-sidebar-accent-foreground absolute top-3.5 right-3 flex aspect-square w-5 items-center justify-center rounded-md p-0 outline-hidden transition-transform focus-visible:ring-2 [&>svg]:size-4 [&>svg]:shrink-0",
+        // Increases the hit area of the button on mobile.
+        "after:absolute after:-inset-2 md:after:hidden",
+        "group-data-[collapsible=icon]:hidden",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SidebarGroupContent({
+  className,
+  ...props
+}: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="sidebar-group-content"
+      data-sidebar="group-content"
+      className={cn("w-full text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+function SidebarMenu({ className, ...props }: React.ComponentProps<"ul">) {
+  return (
+    <ul
+      data-slot="sidebar-menu"
+      data-sidebar="menu"
+      className={cn("flex w-full min-w-0 flex-col gap-1", className)}
+      {...props}
+    />
+  )
+}
+
+function SidebarMenuItem({ className, ...props }: React.ComponentProps<"li">) {
+  return (
+    <li
+      data-slot="sidebar-menu-item"
+      data-sidebar="menu-item"
+      className={cn("group/menu-item relative", className)}
+      {...props}
+    />
+  )
+}
+
+const sidebarMenuButtonVariants = cva(
+  "peer/menu-button flex w-full items-center gap-2 overflow-hidden rounded-md p-2 text-left text-sm outline-hidden ring-sidebar-ring transition-[width,height,padding] hover:bg-sidebar-accent hover:text-sidebar-accent-foreground focus-visible:ring-2 active:bg-sidebar-accent active:text-sidebar-accent-foreground disabled:pointer-events-none disabled:opacity-50 group-has-data-[sidebar=menu-action]/menu-item:pr-8 aria-disabled:pointer-events-none aria-disabled:opacity-50 data-[active=true]:bg-sidebar-accent data-[active=true]:font-medium data-[active=true]:text-sidebar-accent-foreground data-[state=open]:hover:bg-sidebar-accent data-[state=open]:hover:text-sidebar-accent-foreground group-data-[collapsible=icon]:size-8! group-data-[collapsible=icon]:p-2! [&>span:last-child]:truncate [&>svg]:size-4 [&>svg]:shrink-0",
+  {
+    variants: {
+      variant: {
+        default: "hover:bg-sidebar-accent hover:text-sidebar-accent-foreground",
+        outline:
+          "bg-background shadow-[0_0_0_1px_hsl(var(--sidebar-border))] hover:bg-sidebar-accent hover:text-sidebar-accent-foreground hover:shadow-[0_0_0_1px_hsl(var(--sidebar-accent))]",
+      },
+      size: {
+        default: "h-8 text-sm",
+        sm: "h-7 text-xs",
+        lg: "h-12 text-sm group-data-[collapsible=icon]:p-0!",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+      size: "default",
+    },
+  }
+)
+
+function SidebarMenuButton({
+  asChild = false,
+  isActive = false,
+  variant = "default",
+  size = "default",
+  tooltip,
+  className,
+  ...props
+}: React.ComponentProps<"button"> & {
+  asChild?: boolean
+  isActive?: boolean
+  tooltip?: string | React.ComponentProps<typeof TooltipContent>
+} & VariantProps<typeof sidebarMenuButtonVariants>) {
+  const Comp = asChild ? Slot : "button"
+  const { isMobile, state } = useSidebar()
+
+  const button = (
+    <Comp
+      data-slot="sidebar-menu-button"
+      data-sidebar="menu-button"
+      data-size={size}
+      data-active={isActive}
+      className={cn(sidebarMenuButtonVariants({ variant, size }), className)}
+      {...props}
+    />
+  )
+
+  if (!tooltip) {
+    return button
+  }
+
+  if (typeof tooltip === "string") {
+    tooltip = {
+      children: tooltip,
+    }
+  }
+
+  return (
+    <Tooltip>
+      <TooltipTrigger asChild>{button}</TooltipTrigger>
+      <TooltipContent
+        side="right"
+        align="center"
+        hidden={state !== "collapsed" || isMobile}
+        {...tooltip}
+      />
+    </Tooltip>
+  )
+}
+
+function SidebarMenuAction({
+  className,
+  asChild = false,
+  showOnHover = false,
+  ...props
+}: React.ComponentProps<"button"> & {
+  asChild?: boolean
+  showOnHover?: boolean
+}) {
+  const Comp = asChild ? Slot : "button"
+
+  return (
+    <Comp
+      data-slot="sidebar-menu-action"
+      data-sidebar="menu-action"
+      className={cn(
+        "text-sidebar-foreground ring-sidebar-ring hover:bg-sidebar-accent hover:text-sidebar-accent-foreground peer-hover/menu-button:text-sidebar-accent-foreground absolute top-1.5 right-1 flex aspect-square w-5 items-center justify-center rounded-md p-0 outline-hidden transition-transform focus-visible:ring-2 [&>svg]:size-4 [&>svg]:shrink-0",
+        // Increases the hit area of the button on mobile.
+        "after:absolute after:-inset-2 md:after:hidden",
+        "peer-data-[size=sm]/menu-button:top-1",
+        "peer-data-[size=default]/menu-button:top-1.5",
+        "peer-data-[size=lg]/menu-button:top-2.5",
+        "group-data-[collapsible=icon]:hidden",
+        showOnHover &&
+          "peer-data-[active=true]/menu-button:text-sidebar-accent-foreground group-focus-within/menu-item:opacity-100 group-hover/menu-item:opacity-100 data-[state=open]:opacity-100 md:opacity-0",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SidebarMenuBadge({
+  className,
+  ...props
+}: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="sidebar-menu-badge"
+      data-sidebar="menu-badge"
+      className={cn(
+        "text-sidebar-foreground pointer-events-none absolute right-1 flex h-5 min-w-5 items-center justify-center rounded-md px-1 text-xs font-medium tabular-nums select-none",
+        "peer-hover/menu-button:text-sidebar-accent-foreground peer-data-[active=true]/menu-button:text-sidebar-accent-foreground",
+        "peer-data-[size=sm]/menu-button:top-1",
+        "peer-data-[size=default]/menu-button:top-1.5",
+        "peer-data-[size=lg]/menu-button:top-2.5",
+        "group-data-[collapsible=icon]:hidden",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SidebarMenuSkeleton({
+  className,
+  showIcon = false,
+  ...props
+}: React.ComponentProps<"div"> & {
+  showIcon?: boolean
+}) {
+  // Random width between 50 to 90%.
+  const width = React.useMemo(() => {
+    return `${Math.floor(Math.random() * 40) + 50}%`
+  }, [])
+
+  return (
+    <div
+      data-slot="sidebar-menu-skeleton"
+      data-sidebar="menu-skeleton"
+      className={cn("flex h-8 items-center gap-2 rounded-md px-2", className)}
+      {...props}
+    >
+      {showIcon && (
+        <Skeleton
+          className="size-4 rounded-md"
+          data-sidebar="menu-skeleton-icon"
+        />
+      )}
+      <Skeleton
+        className="h-4 max-w-(--skeleton-width) flex-1"
+        data-sidebar="menu-skeleton-text"
+        style={
+          {
+            "--skeleton-width": width,
+          } as React.CSSProperties
+        }
+      />
+    </div>
+  )
+}
+
+function SidebarMenuSub({ className, ...props }: React.ComponentProps<"ul">) {
+  return (
+    <ul
+      data-slot="sidebar-menu-sub"
+      data-sidebar="menu-sub"
+      className={cn(
+        "border-sidebar-border mx-3.5 flex min-w-0 translate-x-px flex-col gap-1 border-l px-2.5 py-0.5",
+        "group-data-[collapsible=icon]:hidden",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function SidebarMenuSubItem({
+  className,
+  ...props
+}: React.ComponentProps<"li">) {
+  return (
+    <li
+      data-slot="sidebar-menu-sub-item"
+      data-sidebar="menu-sub-item"
+      className={cn("group/menu-sub-item relative", className)}
+      {...props}
+    />
+  )
+}
+
+function SidebarMenuSubButton({
+  asChild = false,
+  size = "md",
+  isActive = false,
+  className,
+  ...props
+}: React.ComponentProps<"a"> & {
+  asChild?: boolean
+  size?: "sm" | "md"
+  isActive?: boolean
+}) {
+  const Comp = asChild ? Slot : "a"
+
+  return (
+    <Comp
+      data-slot="sidebar-menu-sub-button"
+      data-sidebar="menu-sub-button"
+      data-size={size}
+      data-active={isActive}
+      className={cn(
+        "text-sidebar-foreground ring-sidebar-ring hover:bg-sidebar-accent hover:text-sidebar-accent-foreground active:bg-sidebar-accent active:text-sidebar-accent-foreground [&>svg]:text-sidebar-accent-foreground flex h-7 min-w-0 -translate-x-px items-center gap-2 overflow-hidden rounded-md px-2 outline-hidden focus-visible:ring-2 disabled:pointer-events-none disabled:opacity-50 aria-disabled:pointer-events-none aria-disabled:opacity-50 [&>span:last-child]:truncate [&>svg]:size-4 [&>svg]:shrink-0",
+        "data-[active=true]:bg-sidebar-accent data-[active=true]:text-sidebar-accent-foreground",
+        size === "sm" && "text-xs",
+        size === "md" && "text-sm",
+        "group-data-[collapsible=icon]:hidden",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export {
+  Sidebar,
+  SidebarContent,
+  SidebarFooter,
+  SidebarGroup,
+  SidebarGroupAction,
+  SidebarGroupContent,
+  SidebarGroupLabel,
+  SidebarHeader,
+  SidebarInput,
+  SidebarInset,
+  SidebarMenu,
+  SidebarMenuAction,
+  SidebarMenuBadge,
+  SidebarMenuButton,
+  SidebarMenuItem,
+  SidebarMenuSkeleton,
+  SidebarMenuSub,
+  SidebarMenuSubButton,
+  SidebarMenuSubItem,
+  SidebarProvider,
+  SidebarRail,
+  SidebarSeparator,
+  SidebarTrigger,
+  useSidebar,
+}

src/components/ui/skeleton.tsx

@@ -0,0 +1,13 @@
+import { cn } from "@/lib/utils"
+
+function Skeleton({ className, ...props }: React.ComponentProps<"div">) {
+  return (
+    <div
+      data-slot="skeleton"
+      className={cn("bg-accent animate-pulse rounded-md", className)}
+      {...props}
+    />
+  )
+}
+
+export { Skeleton }

src/components/ui/slider.tsx

@@ -0,0 +1,63 @@
+"use client"
+
+import * as React from "react"
+import * as SliderPrimitive from "@radix-ui/react-slider"
+
+import { cn } from "@/lib/utils"
+
+function Slider({
+  className,
+  defaultValue,
+  value,
+  min = 0,
+  max = 100,
+  ...props
+}: React.ComponentProps<typeof SliderPrimitive.Root>) {
+  const _values = React.useMemo(
+    () =>
+      Array.isArray(value)
+        ? value
+        : Array.isArray(defaultValue)
+          ? defaultValue
+          : [min, max],
+    [value, defaultValue, min, max]
+  )
+
+  return (
+    <SliderPrimitive.Root
+      data-slot="slider"
+      defaultValue={defaultValue}
+      value={value}
+      min={min}
+      max={max}
+      className={cn(
+        "relative flex w-full touch-none items-center select-none data-[disabled]:opacity-50 data-[orientation=vertical]:h-full data-[orientation=vertical]:min-h-44 data-[orientation=vertical]:w-auto data-[orientation=vertical]:flex-col",
+        className
+      )}
+      {...props}
+    >
+      <SliderPrimitive.Track
+        data-slot="slider-track"
+        className={cn(
+          "bg-muted relative grow overflow-hidden rounded-full data-[orientation=horizontal]:h-1.5 data-[orientation=horizontal]:w-full data-[orientation=vertical]:h-full data-[orientation=vertical]:w-1.5"
+        )}
+      >
+        <SliderPrimitive.Range
+          data-slot="slider-range"
+          className={cn(
+            "bg-primary absolute data-[orientation=horizontal]:h-full data-[orientation=vertical]:w-full"
+          )}
+        />
+      </SliderPrimitive.Track>
+      {Array.from({ length: _values.length }, (_, index) => (
+        <SliderPrimitive.Thumb
+          data-slot="slider-thumb"
+          key={index}
+          className="border-primary bg-background ring-ring/50 block size-4 shrink-0 rounded-full border shadow-sm transition-[color,box-shadow] hover:ring-4 focus-visible:ring-4 focus-visible:outline-hidden disabled:pointer-events-none disabled:opacity-50"
+        />
+      ))}
+    </SliderPrimitive.Root>
+  )
+}
+
+export { Slider }

src/components/ui/sonner.tsx

@@ -0,0 +1,25 @@
+"use client"
+
+import { useTheme } from "next-themes"
+import { Toaster as Sonner, ToasterProps } from "sonner"
+
+const Toaster = ({ ...props }: ToasterProps) => {
+  const { theme = "system" } = useTheme()
+
+  return (
+    <Sonner
+      theme={theme as ToasterProps["theme"]}
+      className="toaster group"
+      style={
+        {
+          "--normal-bg": "var(--popover)",
+          "--normal-text": "var(--popover-foreground)",
+          "--normal-border": "var(--border)",
+        } as React.CSSProperties
+      }
+      {...props}
+    />
+  )
+}
+
+export { Toaster }

src/components/ui/switch.tsx

@@ -0,0 +1,31 @@
+"use client"
+
+import * as React from "react"
+import * as SwitchPrimitive from "@radix-ui/react-switch"
+
+import { cn } from "@/lib/utils"
+
+function Switch({
+  className,
+  ...props
+}: React.ComponentProps<typeof SwitchPrimitive.Root>) {
+  return (
+    <SwitchPrimitive.Root
+      data-slot="switch"
+      className={cn(
+        "peer data-[state=checked]:bg-primary data-[state=unchecked]:bg-input focus-visible:border-ring focus-visible:ring-ring/50 dark:data-[state=unchecked]:bg-input/80 inline-flex h-[1.15rem] w-8 shrink-0 items-center rounded-full border border-transparent shadow-xs transition-all outline-none focus-visible:ring-[3px] disabled:cursor-not-allowed disabled:opacity-50",
+        className
+      )}
+      {...props}
+    >
+      <SwitchPrimitive.Thumb
+        data-slot="switch-thumb"
+        className={cn(
+          "bg-background dark:data-[state=unchecked]:bg-foreground dark:data-[state=checked]:bg-primary-foreground pointer-events-none block size-4 rounded-full ring-0 transition-transform data-[state=checked]:translate-x-[calc(100%-2px)] data-[state=unchecked]:translate-x-0"
+        )}
+      />
+    </SwitchPrimitive.Root>
+  )
+}
+
+export { Switch }

src/components/ui/table.tsx

@@ -0,0 +1,116 @@
+"use client"
+
+import * as React from "react"
+
+import { cn } from "@/lib/utils"
+
+function Table({ className, ...props }: React.ComponentProps<"table">) {
+  return (
+    <div
+      data-slot="table-container"
+      className="relative w-full overflow-x-auto"
+    >
+      <table
+        data-slot="table"
+        className={cn("w-full caption-bottom text-sm", className)}
+        {...props}
+      />
+    </div>
+  )
+}
+
+function TableHeader({ className, ...props }: React.ComponentProps<"thead">) {
+  return (
+    <thead
+      data-slot="table-header"
+      className={cn("[&_tr]:border-b", className)}
+      {...props}
+    />
+  )
+}
+
+function TableBody({ className, ...props }: React.ComponentProps<"tbody">) {
+  return (
+    <tbody
+      data-slot="table-body"
+      className={cn("[&_tr:last-child]:border-0", className)}
+      {...props}
+    />
+  )
+}
+
+function TableFooter({ className, ...props }: React.ComponentProps<"tfoot">) {
+  return (
+    <tfoot
+      data-slot="table-footer"
+      className={cn(
+        "bg-muted/50 border-t font-medium [&>tr]:last:border-b-0",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function TableRow({ className, ...props }: React.ComponentProps<"tr">) {
+  return (
+    <tr
+      data-slot="table-row"
+      className={cn(
+        "hover:bg-muted/50 data-[state=selected]:bg-muted border-b transition-colors",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function TableHead({ className, ...props }: React.ComponentProps<"th">) {
+  return (
+    <th
+      data-slot="table-head"
+      className={cn(
+        "text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap [&:has([role=checkbox])]:pr-0 [&>[role=checkbox]]:translate-y-[2px]",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function TableCell({ className, ...props }: React.ComponentProps<"td">) {
+  return (
+    <td
+      data-slot="table-cell"
+      className={cn(
+        "p-2 align-middle whitespace-nowrap [&:has([role=checkbox])]:pr-0 [&>[role=checkbox]]:translate-y-[2px]",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function TableCaption({
+  className,
+  ...props
+}: React.ComponentProps<"caption">) {
+  return (
+    <caption
+      data-slot="table-caption"
+      className={cn("text-muted-foreground mt-4 text-sm", className)}
+      {...props}
+    />
+  )
+}
+
+export {
+  Table,
+  TableHeader,
+  TableBody,
+  TableFooter,
+  TableHead,
+  TableRow,
+  TableCell,
+  TableCaption,
+}

src/components/ui/tabs.tsx

@@ -0,0 +1,66 @@
+"use client"
+
+import * as React from "react"
+import * as TabsPrimitive from "@radix-ui/react-tabs"
+
+import { cn } from "@/lib/utils"
+
+function Tabs({
+  className,
+  ...props
+}: React.ComponentProps<typeof TabsPrimitive.Root>) {
+  return (
+    <TabsPrimitive.Root
+      data-slot="tabs"
+      className={cn("flex flex-col gap-2", className)}
+      {...props}
+    />
+  )
+}
+
+function TabsList({
+  className,
+  ...props
+}: React.ComponentProps<typeof TabsPrimitive.List>) {
+  return (
+    <TabsPrimitive.List
+      data-slot="tabs-list"
+      className={cn(
+        "bg-muted text-muted-foreground inline-flex h-9 w-fit items-center justify-center rounded-lg p-[3px]",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function TabsTrigger({
+  className,
+  ...props
+}: React.ComponentProps<typeof TabsPrimitive.Trigger>) {
+  return (
+    <TabsPrimitive.Trigger
+      data-slot="tabs-trigger"
+      className={cn(
+        "data-[state=active]:bg-background dark:data-[state=active]:text-foreground focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:outline-ring dark:data-[state=active]:border-input dark:data-[state=active]:bg-input/30 text-foreground dark:text-muted-foreground inline-flex h-[calc(100%-1px)] flex-1 items-center justify-center gap-1.5 rounded-md border border-transparent px-2 py-1 text-sm font-medium whitespace-nowrap transition-[color,box-shadow] focus-visible:ring-[3px] focus-visible:outline-1 disabled:pointer-events-none disabled:opacity-50 data-[state=active]:shadow-sm [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+function TabsContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof TabsPrimitive.Content>) {
+  return (
+    <TabsPrimitive.Content
+      data-slot="tabs-content"
+      className={cn("flex-1 outline-none", className)}
+      {...props}
+    />
+  )
+}
+
+export { Tabs, TabsList, TabsTrigger, TabsContent }

src/components/ui/textarea.tsx

@@ -0,0 +1,18 @@
+import * as React from "react"
+
+import { cn } from "@/lib/utils"
+
+function Textarea({ className, ...props }: React.ComponentProps<"textarea">) {
+  return (
+    <textarea
+      data-slot="textarea"
+      className={cn(
+        "border-input placeholder:text-muted-foreground focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive dark:bg-input/30 flex field-sizing-content min-h-16 w-full rounded-md border bg-transparent px-3 py-2 text-base shadow-xs transition-[color,box-shadow] outline-none focus-visible:ring-[3px] disabled:cursor-not-allowed disabled:opacity-50 md:text-sm",
+        className
+      )}
+      {...props}
+    />
+  )
+}
+
+export { Textarea }

src/components/ui/toast.tsx

@@ -0,0 +1,129 @@
+"use client"
+
+import * as React from "react"
+import * as ToastPrimitives from "@radix-ui/react-toast"
+import { cva, type VariantProps } from "class-variance-authority"
+import { X } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+const ToastProvider = ToastPrimitives.Provider
+
+const ToastViewport = React.forwardRef<
+  React.ElementRef<typeof ToastPrimitives.Viewport>,
+  React.ComponentPropsWithoutRef<typeof ToastPrimitives.Viewport>
+>(({ className, ...props }, ref) => (
+  <ToastPrimitives.Viewport
+    ref={ref}
+    className={cn(
+      "fixed top-0 z-[100] flex max-h-screen w-full flex-col-reverse p-4 sm:bottom-0 sm:right-0 sm:top-auto sm:flex-col md:max-w-[420px]",
+      className
+    )}
+    {...props}
+  />
+))
+ToastViewport.displayName = ToastPrimitives.Viewport.displayName
+
+const toastVariants = cva(
+  "group pointer-events-auto relative flex w-full items-center justify-between space-x-2 overflow-hidden rounded-md border p-4 pr-6 shadow-lg transition-all data-[swipe=cancel]:translate-x-0 data-[swipe=end]:translate-x-[var(--radix-toast-swipe-end-x)] data-[swipe=move]:translate-x-[var(--radix-toast-swipe-move-x)] data-[swipe=move]:transition-none data-[state=open]:animate-in data-[state=closed]:animate-out data-[swipe=end]:animate-out data-[state=closed]:fade-out-80 data-[state=closed]:slide-out-to-right-full data-[state=open]:slide-in-from-top-full data-[state=open]:sm:slide-in-from-bottom-full",
+  {
+    variants: {
+      variant: {
+        default: "border bg-background text-foreground",
+        destructive:
+          "destructive group border-destructive bg-destructive text-destructive-foreground",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+    },
+  }
+)
+
+const Toast = React.forwardRef<
+  React.ElementRef<typeof ToastPrimitives.Root>,
+  React.ComponentPropsWithoutRef<typeof ToastPrimitives.Root> &
+  VariantProps<typeof toastVariants>
+>(({ className, variant, ...props }, ref) => {
+  return (
+    <ToastPrimitives.Root
+      ref={ref}
+      className={cn(toastVariants({ variant }), className)}
+      {...props}
+    />
+  )
+})
+Toast.displayName = ToastPrimitives.Root.displayName
+
+const ToastAction = React.forwardRef<
+  React.ElementRef<typeof ToastPrimitives.Action>,
+  React.ComponentPropsWithoutRef<typeof ToastPrimitives.Action>
+>(({ className, ...props }, ref) => (
+  <ToastPrimitives.Action
+    ref={ref}
+    className={cn(
+      "inline-flex h-8 shrink-0 items-center justify-center rounded-md border bg-transparent px-3 text-sm font-medium transition-colors hover:bg-secondary focus:outline-none focus:ring-1 focus:ring-ring disabled:pointer-events-none disabled:opacity-50 group-[.destructive]:border-muted/40 group-[.destructive]:hover:border-destructive/30 group-[.destructive]:hover:bg-destructive group-[.destructive]:hover:text-destructive-foreground group-[.destructive]:focus:ring-destructive",
+      className
+    )}
+    {...props}
+  />
+))
+ToastAction.displayName = ToastPrimitives.Action.displayName
+
+const ToastClose = React.forwardRef<
+  React.ElementRef<typeof ToastPrimitives.Close>,
+  React.ComponentPropsWithoutRef<typeof ToastPrimitives.Close>
+>(({ className, ...props }, ref) => (
+  <ToastPrimitives.Close
+    ref={ref}
+    className={cn(
+      "absolute right-1 top-1 rounded-md p-1 text-foreground/50 opacity-0 transition-opacity hover:text-foreground focus:opacity-100 focus:outline-none focus:ring-1 group-hover:opacity-100 group-[.destructive]:text-red-300 group-[.destructive]:hover:text-red-50 group-[.destructive]:focus:ring-red-400 group-[.destructive]:focus:ring-offset-red-600",
+      className
+    )}
+    toast-close=""
+    {...props}
+  >
+    <X className="h-4 w-4" />
+  </ToastPrimitives.Close>
+))
+ToastClose.displayName = ToastPrimitives.Close.displayName
+
+const ToastTitle = React.forwardRef<
+  React.ElementRef<typeof ToastPrimitives.Title>,
+  React.ComponentPropsWithoutRef<typeof ToastPrimitives.Title>
+>(({ className, ...props }, ref) => (
+  <ToastPrimitives.Title
+    ref={ref}
+    className={cn("text-sm font-semibold [&+div]:text-xs", className)}
+    {...props}
+  />
+))
+ToastTitle.displayName = ToastPrimitives.Title.displayName
+
+const ToastDescription = React.forwardRef<
+  React.ElementRef<typeof ToastPrimitives.Description>,
+  React.ComponentPropsWithoutRef<typeof ToastPrimitives.Description>
+>(({ className, ...props }, ref) => (
+  <ToastPrimitives.Description
+    ref={ref}
+    className={cn("text-sm opacity-90", className)}
+    {...props}
+  />
+))
+ToastDescription.displayName = ToastPrimitives.Description.displayName
+
+type ToastProps = React.ComponentPropsWithoutRef<typeof Toast>
+
+type ToastActionElement = React.ReactElement<typeof ToastAction>
+
+export {
+  type ToastProps,
+  type ToastActionElement,
+  ToastProvider,
+  ToastViewport,
+  Toast,
+  ToastTitle,
+  ToastDescription,
+  ToastClose,
+  ToastAction,
+}

src/components/ui/toaster.tsx

@@ -0,0 +1,35 @@
+"use client"
+
+import { useToast } from "@/hooks/use-toast"
+import {
+  Toast,
+  ToastClose,
+  ToastDescription,
+  ToastProvider,
+  ToastTitle,
+  ToastViewport,
+} from "@/components/ui/toast"
+
+export function Toaster() {
+  const { toasts } = useToast()
+
+  return (
+    <ToastProvider>
+      {toasts.map(function ({ id, title, description, action, ...props }) {
+        return (
+          <Toast key={id} {...props}>
+            <div className="grid gap-1">
+              {title && <ToastTitle>{title}</ToastTitle>}
+              {description && (
+                <ToastDescription>{description}</ToastDescription>
+              )}
+            </div>
+            {action}
+            <ToastClose />
+          </Toast>
+        )
+      })}
+      <ToastViewport />
+    </ToastProvider>
+  )
+}

src/components/ui/toggle-group.tsx

@@ -0,0 +1,73 @@
+"use client"
+
+import * as React from "react"
+import * as ToggleGroupPrimitive from "@radix-ui/react-toggle-group"
+import { type VariantProps } from "class-variance-authority"
+
+import { cn } from "@/lib/utils"
+import { toggleVariants } from "@/components/ui/toggle"
+
+const ToggleGroupContext = React.createContext<
+  VariantProps<typeof toggleVariants>
+>({
+  size: "default",
+  variant: "default",
+})
+
+function ToggleGroup({
+  className,
+  variant,
+  size,
+  children,
+  ...props
+}: React.ComponentProps<typeof ToggleGroupPrimitive.Root> &
+  VariantProps<typeof toggleVariants>) {
+  return (
+    <ToggleGroupPrimitive.Root
+      data-slot="toggle-group"
+      data-variant={variant}
+      data-size={size}
+      className={cn(
+        "group/toggle-group flex w-fit items-center rounded-md data-[variant=outline]:shadow-xs",
+        className
+      )}
+      {...props}
+    >
+      <ToggleGroupContext.Provider value={{ variant, size }}>
+        {children}
+      </ToggleGroupContext.Provider>
+    </ToggleGroupPrimitive.Root>
+  )
+}
+
+function ToggleGroupItem({
+  className,
+  children,
+  variant,
+  size,
+  ...props
+}: React.ComponentProps<typeof ToggleGroupPrimitive.Item> &
+  VariantProps<typeof toggleVariants>) {
+  const context = React.useContext(ToggleGroupContext)
+
+  return (
+    <ToggleGroupPrimitive.Item
+      data-slot="toggle-group-item"
+      data-variant={context.variant || variant}
+      data-size={context.size || size}
+      className={cn(
+        toggleVariants({
+          variant: context.variant || variant,
+          size: context.size || size,
+        }),
+        "min-w-0 flex-1 shrink-0 rounded-none shadow-none first:rounded-l-md last:rounded-r-md focus:z-10 focus-visible:z-10 data-[variant=outline]:border-l-0 data-[variant=outline]:first:border-l",
+        className
+      )}
+      {...props}
+    >
+      {children}
+    </ToggleGroupPrimitive.Item>
+  )
+}
+
+export { ToggleGroup, ToggleGroupItem }

src/components/ui/toggle.tsx

@@ -0,0 +1,47 @@
+"use client"
+
+import * as React from "react"
+import * as TogglePrimitive from "@radix-ui/react-toggle"
+import { cva, type VariantProps } from "class-variance-authority"
+
+import { cn } from "@/lib/utils"
+
+const toggleVariants = cva(
+  "inline-flex items-center justify-center gap-2 rounded-md text-sm font-medium hover:bg-muted hover:text-muted-foreground disabled:pointer-events-none disabled:opacity-50 data-[state=on]:bg-accent data-[state=on]:text-accent-foreground [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4 [&_svg]:shrink-0 focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px] outline-none transition-[color,box-shadow] aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive whitespace-nowrap",
+  {
+    variants: {
+      variant: {
+        default: "bg-transparent",
+        outline:
+          "border border-input bg-transparent shadow-xs hover:bg-accent hover:text-accent-foreground",
+      },
+      size: {
+        default: "h-9 px-2 min-w-9",
+        sm: "h-8 px-1.5 min-w-8",
+        lg: "h-10 px-2.5 min-w-10",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+      size: "default",
+    },
+  }
+)
+
+function Toggle({
+  className,
+  variant,
+  size,
+  ...props
+}: React.ComponentProps<typeof TogglePrimitive.Root> &
+  VariantProps<typeof toggleVariants>) {
+  return (
+    <TogglePrimitive.Root
+      data-slot="toggle"
+      className={cn(toggleVariants({ variant, size, className }))}
+      {...props}
+    />
+  )
+}
+
+export { Toggle, toggleVariants }

src/components/ui/tooltip.tsx

@@ -0,0 +1,61 @@
+"use client"
+
+import * as React from "react"
+import * as TooltipPrimitive from "@radix-ui/react-tooltip"
+
+import { cn } from "@/lib/utils"
+
+function TooltipProvider({
+  delayDuration = 0,
+  ...props
+}: React.ComponentProps<typeof TooltipPrimitive.Provider>) {
+  return (
+    <TooltipPrimitive.Provider
+      data-slot="tooltip-provider"
+      delayDuration={delayDuration}
+      {...props}
+    />
+  )
+}
+
+function Tooltip({
+  ...props
+}: React.ComponentProps<typeof TooltipPrimitive.Root>) {
+  return (
+    <TooltipProvider>
+      <TooltipPrimitive.Root data-slot="tooltip" {...props} />
+    </TooltipProvider>
+  )
+}
+
+function TooltipTrigger({
+  ...props
+}: React.ComponentProps<typeof TooltipPrimitive.Trigger>) {
+  return <TooltipPrimitive.Trigger data-slot="tooltip-trigger" {...props} />
+}
+
+function TooltipContent({
+  className,
+  sideOffset = 0,
+  children,
+  ...props
+}: React.ComponentProps<typeof TooltipPrimitive.Content>) {
+  return (
+    <TooltipPrimitive.Portal>
+      <TooltipPrimitive.Content
+        data-slot="tooltip-content"
+        sideOffset={sideOffset}
+        className={cn(
+          "bg-primary text-primary-foreground animate-in fade-in-0 zoom-in-95 data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=closed]:zoom-out-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 w-fit origin-(--radix-tooltip-content-transform-origin) rounded-md px-3 py-1.5 text-xs text-balance",
+          className
+        )}
+        {...props}
+      >
+        {children}
+        <TooltipPrimitive.Arrow className="bg-primary fill-primary z-50 size-2.5 translate-y-[calc(-50%_-_2px)] rotate-45 rounded-[2px]" />
+      </TooltipPrimitive.Content>
+    </TooltipPrimitive.Portal>
+  )
+}
+
+export { Tooltip, TooltipTrigger, TooltipContent, TooltipProvider }

src/hooks/use-mobile.ts

@@ -0,0 +1,19 @@
+import * as React from "react"
+
+const MOBILE_BREAKPOINT = 768
+
+export function useIsMobile() {
+  const [isMobile, setIsMobile] = React.useState<boolean | undefined>(undefined)
+
+  React.useEffect(() => {
+    const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`)
+    const onChange = () => {
+      setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
+    }
+    mql.addEventListener("change", onChange)
+    setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
+    return () => mql.removeEventListener("change", onChange)
+  }, [])
+
+  return !!isMobile
+}

src/hooks/use-toast.ts

@@ -0,0 +1,194 @@
+"use client"
+
+// Inspired by react-hot-toast library
+import * as React from "react"
+
+import type {
+  ToastActionElement,
+  ToastProps,
+} from "@/components/ui/toast"
+
+const TOAST_LIMIT = 1
+const TOAST_REMOVE_DELAY = 1000000
+
+type ToasterToast = ToastProps & {
+  id: string
+  title?: React.ReactNode
+  description?: React.ReactNode
+  action?: ToastActionElement
+}
+
+const actionTypes = {
+  ADD_TOAST: "ADD_TOAST",
+  UPDATE_TOAST: "UPDATE_TOAST",
+  DISMISS_TOAST: "DISMISS_TOAST",
+  REMOVE_TOAST: "REMOVE_TOAST",
+} as const
+
+let count = 0
+
+function genId() {
+  count = (count + 1) % Number.MAX_SAFE_INTEGER
+  return count.toString()
+}
+
+type ActionType = typeof actionTypes
+
+type Action =
+  | {
+    type: ActionType["ADD_TOAST"]
+    toast: ToasterToast
+  }
+  | {
+    type: ActionType["UPDATE_TOAST"]
+    toast: Partial<ToasterToast>
+  }
+  | {
+    type: ActionType["DISMISS_TOAST"]
+    toastId?: ToasterToast["id"]
+  }
+  | {
+    type: ActionType["REMOVE_TOAST"]
+    toastId?: ToasterToast["id"]
+  }
+
+interface State {
+  toasts: ToasterToast[]
+}
+
+const toastTimeouts = new Map<string, ReturnType<typeof setTimeout>>()
+
+const addToRemoveQueue = (toastId: string) => {
+  if (toastTimeouts.has(toastId)) {
+    return
+  }
+
+  const timeout = setTimeout(() => {
+    toastTimeouts.delete(toastId)
+    dispatch({
+      type: "REMOVE_TOAST",
+      toastId: toastId,
+    })
+  }, TOAST_REMOVE_DELAY)
+
+  toastTimeouts.set(toastId, timeout)
+}
+
+export const reducer = (state: State, action: Action): State => {
+  switch (action.type) {
+    case "ADD_TOAST":
+      return {
+        ...state,
+        toasts: [action.toast, ...state.toasts].slice(0, TOAST_LIMIT),
+      }
+
+    case "UPDATE_TOAST":
+      return {
+        ...state,
+        toasts: state.toasts.map((t) =>
+          t.id === action.toast.id ? { ...t, ...action.toast } : t
+        ),
+      }
+
+    case "DISMISS_TOAST": {
+      const { toastId } = action
+
+      // ! Side effects ! - This could be extracted into a dismissToast() action,
+      // but I'll keep it here for simplicity
+      if (toastId) {
+        addToRemoveQueue(toastId)
+      } else {
+        state.toasts.forEach((toast) => {
+          addToRemoveQueue(toast.id)
+        })
+      }
+
+      return {
+        ...state,
+        toasts: state.toasts.map((t) =>
+          t.id === toastId || toastId === undefined
+            ? {
+              ...t,
+              open: false,
+            }
+            : t
+        ),
+      }
+    }
+    case "REMOVE_TOAST":
+      if (action.toastId === undefined) {
+        return {
+          ...state,
+          toasts: [],
+        }
+      }
+      return {
+        ...state,
+        toasts: state.toasts.filter((t) => t.id !== action.toastId),
+      }
+  }
+}
+
+const listeners: Array<(state: State) => void> = []
+
+let memoryState: State = { toasts: [] }
+
+function dispatch(action: Action) {
+  memoryState = reducer(memoryState, action)
+  listeners.forEach((listener) => {
+    listener(memoryState)
+  })
+}
+
+type Toast = Omit<ToasterToast, "id">
+
+function toast({ ...props }: Toast) {
+  const id = genId()
+
+  const update = (props: ToasterToast) =>
+    dispatch({
+      type: "UPDATE_TOAST",
+      toast: { ...props, id },
+    })
+  const dismiss = () => dispatch({ type: "DISMISS_TOAST", toastId: id })
+
+  dispatch({
+    type: "ADD_TOAST",
+    toast: {
+      ...props,
+      id,
+      open: true,
+      onOpenChange: (open) => {
+        if (!open) dismiss()
+      },
+    },
+  })
+
+  return {
+    id: id,
+    dismiss,
+    update,
+  }
+}
+
+function useToast() {
+  const [state, setState] = React.useState<State>(memoryState)
+
+  React.useEffect(() => {
+    listeners.push(setState)
+    return () => {
+      const index = listeners.indexOf(setState)
+      if (index > -1) {
+        listeners.splice(index, 1)
+      }
+    }
+  }, [state])
+
+  return {
+    ...state,
+    toast,
+    dismiss: (toastId?: string) => dispatch({ type: "DISMISS_TOAST", toastId }),
+  }
+}
+
+export { useToast, toast }

src/lib/db.ts

@@ -0,0 +1,13 @@
+import { PrismaClient } from '@prisma/client'
+
+const globalForPrisma = globalThis as unknown as {
+  prisma: PrismaClient | undefined
+}
+
+export const db =
+  globalForPrisma.prisma ??
+  new PrismaClient({
+    log: ['query'],
+  })
+
+if (process.env.NODE_ENV !== 'production') globalForPrisma.prisma = db

src/lib/game/__tests__/computed-stats.test.ts

@@ -0,0 +1,272 @@
+import { describe, it, expect } from 'vitest';
+import {
+  fmt,
+  fmtDec,
+  getFloorMaxHP,
+  getFloorElement,
+  canAffordSpellCost,
+  deductSpellCost,
+  computeMaxMana,
+  computeRegen,
+  computeClickMana,
+  getMeditationBonus,
+  getIncursionStrength,
+} from '../computed-stats';
+import { MAX_DAY, INCURSION_START_DAY, HOURS_PER_TICK } from '../constants';
+
+describe('fmt', () => {
+  it('should format numbers < 1000 as integers', () => {
+    expect(fmt(500)).toBe('500');
+    expect(fmt(0)).toBe('0');
+    expect(fmt(999)).toBe('999');
+  });
+
+  it('should format thousands with K suffix', () => {
+    expect(fmt(1500)).toBe('1.5K');
+    expect(fmt(1000)).toBe('1.0K');
+    expect(fmt(9999)).toBe('10.0K');
+  });
+
+  it('should format millions with M suffix', () => {
+    expect(fmt(1500000)).toBe('1.50M');
+    expect(fmt(1000000)).toBe('1.00M');
+  });
+
+  it('should format billions with B suffix', () => {
+    expect(fmt(1500000000)).toBe('1.50B');
+    expect(fmt(1000000000)).toBe('1.00B');
+  });
+
+  it('should handle edge cases', () => {
+    expect(fmt(NaN)).toBe('0');
+    expect(fmt(Infinity)).toBe('0');
+    expect(fmt(-100)).toBe('-100');
+  });
+});
+
+describe('fmtDec', () => {
+  it('should format decimal numbers', () => {
+    expect(fmtDec(1.5, 1)).toBe('1.5');
+    expect(fmtDec(1.234, 2)).toBe('1.23');
+    expect(fmtDec(1000.5, 1)).toBe('1000.5');
+  });
+});
+
+describe('getFloorMaxHP', () => {
+  it('should return base HP for floor 1', () => {
+    const hp = getFloorMaxHP(1);
+    expect(hp).toBeGreaterThan(0);
+  });
+
+  it('should scale HP with floor number', () => {
+    const hp1 = getFloorMaxHP(1);
+    const hp5 = getFloorMaxHP(5);
+    const hp10 = getFloorMaxHP(10);
+    expect(hp5).toBeGreaterThan(hp1);
+    expect(hp10).toBeGreaterThan(hp5);
+  });
+
+  it('should return higher HP for guardian floors', () => {
+    // Floor 10 is Ignis Prime guardian
+    const hp10 = getFloorMaxHP(10);
+    const hp9 = getFloorMaxHP(9);
+    expect(hp10).toBeGreaterThan(hp9 * 2); // Guardians have much more HP
+  });
+});
+
+describe('getFloorElement', () => {
+  it('should return an element string for valid floors', () => {
+    const elem = getFloorElement(1);
+    expect(typeof elem).toBe('string');
+    expect(['fire', 'water', 'earth', 'air', 'raw']).toContain(elem);
+  });
+
+  it('should cycle through elements based on floor number', () => {
+    // Check that floors have different elements
+    const elem1 = getFloorElement(1);
+    const elem7 = getFloorElement(7);
+    // Since it cycles every 5 floors, floor 1 and 7 might have same element
+    const elem2 = getFloorElement(2);
+    // Floor 1 and 2 should have different elements (if cycle allows)
+  });
+});
+
+describe('canAffordSpellCost', () => {
+  it('should return true for raw mana cost when enough mana', () => {
+    const result = canAffordSpellCost({ type: 'raw', amount: 10 }, 50, {});
+    expect(result).toBe(true);
+  });
+
+  it('should return false for raw mana cost when not enough mana', () => {
+    const result = canAffordSpellCost({ type: 'raw', amount: 100 }, 50, {});
+    expect(result).toBe(false);
+  });
+
+  it('should handle zero cost', () => {
+    const result = canAffordSpellCost({ type: 'raw', amount: 0 }, 0, {});
+    expect(result).toBe(true);
+  });
+
+  it('should handle elemental costs', () => {
+    const elements = {
+      fire: { current: 10, max: 50, unlocked: true },
+    };
+    const result = canAffordSpellCost({ type: 'element', element: 'fire', amount: 5 }, 0, elements);
+    expect(result).toBe(true);
+  });
+
+  it('should return false for elemental cost when not enough', () => {
+    const elements = {
+      fire: { current: 3, max: 50, unlocked: true },
+    };
+    const result = canAffordSpellCost({ type: 'element', element: 'fire', amount: 5 }, 0, elements);
+    expect(result).toBe(false);
+  });
+
+  it('should return false for locked element', () => {
+    const elements = {
+      fire: { current: 10, max: 50, unlocked: false },
+    };
+    const result = canAffordSpellCost({ type: 'element', element: 'fire', amount: 5 }, 0, elements);
+    expect(result).toBe(false);
+  });
+});
+
+describe('deductSpellCost', () => {
+  it('should deduct raw mana correctly', () => {
+    const result = deductSpellCost({ type: 'raw', amount: 10 }, 50, {});
+    expect(result.rawMana).toBe(40);
+  });
+
+  it('should not go below zero', () => {
+    const result = deductSpellCost({ type: 'raw', amount: 100 }, 50, {});
+    expect(result.rawMana).toBe(0);
+  });
+
+  it('should deduct elemental mana correctly', () => {
+    const elements = {
+      fire: { current: 10, max: 50, unlocked: true },
+    };
+    const result = deductSpellCost({ type: 'element', element: 'fire', amount: 5 }, 0, elements);
+    expect(result.elements.fire.current).toBe(5);
+  });
+
+  it('should return same values when cost is zero', () => {
+    const elements = {
+      fire: { current: 10, max: 50, unlocked: true },
+    };
+    const result = deductSpellCost({ type: 'raw', amount: 0 }, 50, elements);
+    expect(result.rawMana).toBe(50);
+    expect(result.elements.fire.current).toBe(10);
+  });
+});
+
+describe('computeMaxMana', () => {
+  it('should return base 100 with no skills or upgrades', () => {
+    const state = {
+      skills: {},
+      prestigeUpgrades: {},
+      skillUpgrades: {},
+      skillTiers: {},
+    };
+    const effects = { maxManaBonus: 0, maxManaMultiplier: 1 };
+    const result = computeMaxMana(state, effects);
+    expect(result).toBe(100);
+  });
+
+  it('should include manaWell prestige upgrade', () => {
+    const state = {
+      skills: {},
+      prestigeUpgrades: { manaWell: 5 },
+      skillUpgrades: {},
+      skillTiers: {},
+    };
+    const effects = { maxManaBonus: 0, maxManaMultiplier: 1 };
+    const result = computeMaxMana(state, effects);
+    expect(result).toBe(100 + 5 * 500); // Base + 500 per level
+  });
+
+  it('should apply multiplier from effects', () => {
+    const state = {
+      skills: {},
+      prestigeUpgrades: {},
+      skillUpgrades: {},
+      skillTiers: {},
+    };
+    const effects = { maxManaBonus: 0, maxManaMultiplier: 1.5 };
+    const result = computeMaxMana(state, effects);
+    expect(result).toBe(150); // 100 * 1.5
+  });
+
+  it('should apply bonus from effects', () => {
+    const state = {
+      skills: {},
+      prestigeUpgrades: {},
+      skillUpgrades: {},
+      skillTiers: {},
+    };
+    const effects = { maxManaBonus: 50, maxManaMultiplier: 1 };
+    const result = computeMaxMana(state, effects);
+    expect(result).toBe(150); // 100 + 50
+  });
+});
+
+describe('computeRegen', () => {
+  it('should return base regen with no skills', () => {
+    const state = {
+      skills: {},
+      prestigeUpgrades: {},
+      skillUpgrades: {},
+      skillTiers: {},
+    };
+    const effects = { regenBonus: 0, regenMultiplier: 1, permanentRegenBonus: 0 };
+    const result = computeRegen(state, effects);
+    expect(result).toBe(2); // Base regen
+  });
+});
+
+describe('computeClickMana', () => {
+  it('should return base click mana with no skills', () => {
+    const state = {
+      skills: {},
+      prestigeUpgrades: {},
+      skillUpgrades: {},
+      skillTiers: {},
+    };
+    const effects = { clickManaBonus: 0, clickManaMultiplier: 1 };
+    const result = computeClickMana(state, effects);
+    expect(result).toBeGreaterThanOrEqual(1);
+  });
+});
+
+describe('getMeditationBonus', () => {
+  it('should return 1.0 with zero ticks', () => {
+    const result = getMeditationBonus(0, {});
+    expect(result).toBe(1.0);
+  });
+
+  it('should increase with more ticks', () => {
+    const result1 = getMeditationBonus(10, {});
+    const result2 = getMeditationBonus(100, {});
+    expect(result2).toBeGreaterThan(result1);
+  });
+});
+
+describe('getIncursionStrength', () => {
+  it('should return 0 before incursion start day', () => {
+    const result = getIncursionStrength(1, 12);
+    expect(result).toBe(0);
+  });
+
+  it('should return positive value during incursion', () => {
+    // After incursion start day
+    const result = getIncursionStrength(INCURSION_START_DAY, 12);
+    expect(result).toBeGreaterThan(0);
+  });
+
+  it('should increase with later days', () => {
+    const result1 = getIncursionStrength(INCURSION_START_DAY, 12);
+    const result2 = getIncursionStrength(MAX_DAY, 12);
+    expect(result2).toBeGreaterThan(result1);
+  });
+});

src/lib/game/attunements.ts

@@ -0,0 +1,567 @@
+// ─── Attunement System ─────────────────────────────────────────────────────────
+// Attunements are powerful magical bonds tied to specific body locations
+// Each grants a unique capability, primary mana type, and skill tree
+
+import type { SkillDef } from './types';
+
+// ─── Body Slots ───────────────────────────────────────────────────────────────
+
+export type AttunementSlot = 
+  | 'rightHand' 
+  | 'leftHand' 
+  | 'head' 
+  | 'back' 
+  | 'chest' 
+  | 'leftLeg' 
+  | 'rightLeg';
+
+export const ATTUNEMENT_SLOTS: AttunementSlot[] = [
+  'rightHand',
+  'leftHand', 
+  'head',
+  'back',
+  'chest',
+  'leftLeg',
+  'rightLeg',
+];
+
+// Slot display names
+export const ATTUNEMENT_SLOT_NAMES: Record<AttunementSlot, string> = {
+  rightHand: 'Right Hand',
+  leftHand: 'Left Hand',
+  head: 'Head',
+  back: 'Back',
+  chest: 'Heart',
+  leftLeg: 'Left Leg',
+  rightLeg: 'Right Leg',
+};
+
+// ─── Mana Types ───────────────────────────────────────────────────────────────
+
+export type ManaType = 
+  // Primary mana types from attunements
+  | 'transference'  // Enchanter - moving/enchanting
+  | 'form'          // Caster - shaping spells
+  | 'vision'        // Seer - perception/revelation
+  | 'barrier'       // Warden - protection/defense
+  | 'flow'          // Strider - movement/swiftness
+  | 'stability'     // Anchor - grounding/endurance
+  // Guardian pact types (Invoker)
+  | 'fire'
+  | 'water'
+  | 'earth'
+  | 'air'
+  | 'light'
+  | 'dark'
+  | 'life'
+  | 'death'
+  // Raw mana
+  | 'raw';
+
+// ─── Attunement Types ─────────────────────────────────────────────────────────
+
+export type AttunementType = 
+  | 'enchanter'
+  | 'caster'
+  | 'seer'
+  | 'warden'
+  | 'invoker'
+  | 'strider'
+  | 'anchor';
+
+// ─── Attunement Definition ────────────────────────────────────────────────────
+
+export interface AttunementDef {
+  id: AttunementType;
+  name: string;
+  slot: AttunementSlot;
+  description: string;
+  capability: string;           // What this attunement unlocks
+  primaryManaType: ManaType | null;  // null for Invoker (uses guardian types)
+  rawManaRegen: number;         // Base raw mana regen bonus
+  autoConvertRate: number;      // Raw mana -> primary mana per hour
+  skills: Record<string, SkillDef>;  // Attunement-specific skills
+  icon: string;                 // Lucide icon name
+  color: string;                // Theme color
+}
+
+// ─── Attunement State ─────────────────────────────────────────────────────────
+
+export interface AttunementState {
+  unlocked: boolean;
+  level: number;                // Attunement level (from challenges)
+  manaPool: number;             // Current primary mana
+  maxMana: number;              // Max primary mana pool
+}
+
+// ─── Attunement Definitions ───────────────────────────────────────────────────
+
+export const ATTUNEMENTS: Record<AttunementType, AttunementDef> = {
+  // ═══════════════════════════════════════════════════════════════════════════
+  // ENCHANTER - Right Hand
+  // The starting attunement. Grants access to enchanting and transference magic.
+  // ═══════════════════════════════════════════════════════════════════════════
+  enchanter: {
+    id: 'enchanter',
+    name: 'Enchanter',
+    slot: 'rightHand',
+    description: 'Channel mana through your right hand to imbue equipment with magical properties.',
+    capability: 'Unlock enchanting. Apply enchantments using transference mana.',
+    primaryManaType: 'transference',
+    rawManaRegen: 0.5,
+    autoConvertRate: 0.2,  // 0.2 transference per hour per raw regen
+    icon: 'Wand2',
+    color: '#8B5CF6',  // Purple
+    skills: {
+      // Core enchanting skills
+      enchanting: {
+        name: 'Enchanting',
+        desc: 'Apply magical effects to equipment',
+        cat: 'enchanter',
+        max: 10,
+        base: 100,
+        studyTime: 8,
+      },
+      efficientEnchant: {
+        name: 'Efficient Enchanting',
+        desc: 'Reduce enchantment mana costs',
+        cat: 'enchanter',
+        max: 5,
+        base: 200,
+        studyTime: 12,
+        req: { enchanting: 3 },
+      },
+      disenchanting: {
+        name: 'Disenchanting',
+        desc: 'Remove enchantments and recover some mana',
+        cat: 'enchanter',
+        max: 5,
+        base: 150,
+        studyTime: 10,
+        req: { enchanting: 2 },
+      },
+      enchantSpeed: {
+        name: 'Swift Enchanting',
+        desc: 'Faster enchantment application',
+        cat: 'enchanter',
+        max: 5,
+        base: 175,
+        studyTime: 10,
+        req: { enchanting: 2 },
+      },
+      transferenceMastery: {
+        name: 'Transference Mastery',
+        desc: 'Increased transference mana pool and regen',
+        cat: 'enchanter',
+        max: 10,
+        base: 250,
+        studyTime: 15,
+      },
+    },
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // CASTER - Left Hand
+  // Shapes raw mana into spell patterns. Enhanced spell damage.
+  // ═══════════════════════════════════════════════════════════════════════════
+  caster: {
+    id: 'caster',
+    name: 'Caster',
+    slot: 'leftHand',
+    description: 'Shape mana into devastating spell patterns through your left hand.',
+    capability: 'Form mana shaping. +25% spell damage bonus.',
+    primaryManaType: 'form',
+    rawManaRegen: 0.3,
+    autoConvertRate: 0.15,
+    icon: 'Hand',
+    color: '#3B82F6',  // Blue
+    skills: {
+      spellShaping: {
+        name: 'Spell Shaping',
+        desc: 'Increase spell damage and efficiency',
+        cat: 'caster',
+        max: 10,
+        base: 100,
+        studyTime: 8,
+      },
+      quickCast: {
+        name: 'Quick Cast',
+        desc: 'Faster spell casting speed',
+        cat: 'caster',
+        max: 10,
+        base: 120,
+        studyTime: 8,
+      },
+      spellEcho: {
+        name: 'Spell Echo',
+        desc: 'Chance to cast spells twice',
+        cat: 'caster',
+        max: 5,
+        base: 300,
+        studyTime: 15,
+        req: { spellShaping: 5 },
+      },
+      formMastery: {
+        name: 'Form Mastery',
+        desc: 'Increased form mana pool and regen',
+        cat: 'caster',
+        max: 10,
+        base: 250,
+        studyTime: 15,
+      },
+    },
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // SEER - Head
+  // Perception and revelation. Critical hit bonus and weakness detection.
+  // ═══════════════════════════════════════════════════════════════════════════
+  seer: {
+    id: 'seer',
+    name: 'Seer',
+    slot: 'head',
+    description: 'See beyond the veil. Reveal hidden truths and enemy weaknesses.',
+    capability: 'Reveal floor weaknesses. +20% critical hit chance.',
+    primaryManaType: 'vision',
+    rawManaRegen: 0.2,
+    autoConvertRate: 0.1,
+    icon: 'Eye',
+    color: '#F59E0B',  // Amber
+    skills: {
+      insight: {
+        name: 'Insight',
+        desc: 'Increased critical hit chance',
+        cat: 'seer',
+        max: 10,
+        base: 100,
+        studyTime: 8,
+      },
+      revealWeakness: {
+        name: 'Reveal Weakness',
+        desc: 'Show enemy elemental weaknesses',
+        cat: 'seer',
+        max: 5,
+        base: 200,
+        studyTime: 12,
+      },
+      foresight: {
+        name: 'Foresight',
+        desc: 'Chance to anticipate and dodge attacks',
+        cat: 'seer',
+        max: 5,
+        base: 250,
+        studyTime: 15,
+        req: { insight: 5 },
+      },
+      visionMastery: {
+        name: 'Vision Mastery',
+        desc: 'Increased vision mana pool and regen',
+        cat: 'seer',
+        max: 10,
+        base: 250,
+        studyTime: 15,
+      },
+    },
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // WARDEN - Back
+  // Protection and defense. Damage reduction and shields.
+  // ═══════════════════════════════════════════════════════════════════════════
+  warden: {
+    id: 'warden',
+    name: 'Warden',
+    slot: 'back',
+    description: 'Shield yourself with protective wards and barriers.',
+    capability: 'Generate protective shields. -10% damage taken.',
+    primaryManaType: 'barrier',
+    rawManaRegen: 0.25,
+    autoConvertRate: 0.12,
+    icon: 'Shield',
+    color: '#10B981',  // Green
+    skills: {
+      warding: {
+        name: 'Warding',
+        desc: 'Generate protective shields',
+        cat: 'warden',
+        max: 10,
+        base: 100,
+        studyTime: 8,
+      },
+      fortitude: {
+        name: 'Fortitude',
+        desc: 'Reduce damage taken',
+        cat: 'warden',
+        max: 10,
+        base: 150,
+        studyTime: 10,
+      },
+      reflection: {
+        name: 'Reflection',
+        desc: 'Chance to reflect damage to attacker',
+        cat: 'warden',
+        max: 5,
+        base: 300,
+        studyTime: 15,
+        req: { warding: 5 },
+      },
+      barrierMastery: {
+        name: 'Barrier Mastery',
+        desc: 'Increased barrier mana pool and regen',
+        cat: 'warden',
+        max: 10,
+        base: 250,
+        studyTime: 15,
+      },
+    },
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // INVOKER - Chest/Heart
+  // Pact with guardians. No primary mana - uses guardian elemental types.
+  // ═══════════════════════════════════════════════════════════════════════════
+  invoker: {
+    id: 'invoker',
+    name: 'Invoker',
+    slot: 'chest',
+    description: 'Form pacts with spire guardians and channel their elemental power.',
+    capability: 'Pact with guardians. Gain mana types from pacted guardians.',
+    primaryManaType: null,  // Uses guardian types instead
+    rawManaRegen: 0.4,
+    autoConvertRate: 0,  // No auto-convert; mana comes from guardian pacts
+    icon: 'Heart',
+    color: '#EF4444',  // Red
+    skills: {
+      pactMaking: {
+        name: 'Pact Making',
+        desc: 'Form stronger pacts with guardians',
+        cat: 'invoker',
+        max: 10,
+        base: 100,
+        studyTime: 8,
+      },
+      guardianChannel: {
+        name: 'Guardian Channeling',
+        desc: 'Channel guardian powers more effectively',
+        cat: 'invoker',
+        max: 10,
+        base: 150,
+        studyTime: 10,
+      },
+      elementalBurst: {
+        name: 'Elemental Burst',
+        desc: 'Unleash stored guardian energy',
+        cat: 'invoker',
+        max: 5,
+        base: 300,
+        studyTime: 15,
+        req: { pactMaking: 5, guardianChannel: 3 },
+      },
+      soulResonance: {
+        name: 'Soul Resonance',
+        desc: 'Deep bond with pacted guardians',
+        cat: 'invoker',
+        max: 5,
+        base: 400,
+        studyTime: 20,
+        req: { pactMaking: 8 },
+      },
+    },
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // STRIDER - Left Leg
+  // Movement and swiftness. Attack speed and mobility.
+  // ═══════════════════════════════════════════════════════════════════════════
+  strider: {
+    id: 'strider',
+    name: 'Strider',
+    slot: 'leftLeg',
+    description: 'Move with supernatural speed and grace.',
+    capability: 'Enhanced mobility. +15% attack speed.',
+    primaryManaType: 'flow',
+    rawManaRegen: 0.3,
+    autoConvertRate: 0.15,
+    icon: 'Zap',
+    color: '#06B6D4',  // Cyan
+    skills: {
+      swiftness: {
+        name: 'Swiftness',
+        desc: 'Increased attack and movement speed',
+        cat: 'strider',
+        max: 10,
+        base: 100,
+        studyTime: 8,
+      },
+      evasive: {
+        name: 'Evasive',
+        desc: 'Chance to avoid damage',
+        cat: 'strider',
+        max: 5,
+        base: 200,
+        studyTime: 12,
+      },
+      momentum: {
+        name: 'Momentum',
+        desc: 'Build speed over consecutive attacks',
+        cat: 'strider',
+        max: 5,
+        base: 250,
+        studyTime: 15,
+        req: { swiftness: 5 },
+      },
+      flowMastery: {
+        name: 'Flow Mastery',
+        desc: 'Increased flow mana pool and regen',
+        cat: 'strider',
+        max: 10,
+        base: 250,
+        studyTime: 15,
+      },
+    },
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // ANCHOR - Right Leg
+  // Stability and endurance. Max mana and knockback resistance.
+  // ═══════════════════════════════════════════════════════════════════════════
+  anchor: {
+    id: 'anchor',
+    name: 'Anchor',
+    slot: 'rightLeg',
+    description: 'Stand firm against any force. Your foundation is unshakeable.',
+    capability: 'Increased stability. +100 max mana.',
+    primaryManaType: 'stability',
+    rawManaRegen: 0.35,
+    autoConvertRate: 0.18,
+    icon: 'Mountain',
+    color: '#78716C',  // Stone gray
+    skills: {
+      grounding: {
+        name: 'Grounding',
+        desc: 'Increased max mana and stability',
+        cat: 'anchor',
+        max: 10,
+        base: 100,
+        studyTime: 8,
+      },
+      endurance: {
+        name: 'Endurance',
+        desc: 'Reduced mana costs when below 50% mana',
+        cat: 'anchor',
+        max: 5,
+        base: 200,
+        studyTime: 12,
+      },
+      ironWill: {
+        name: 'Iron Will',
+        desc: 'Prevent mana drain effects',
+        cat: 'anchor',
+        max: 5,
+        base: 250,
+        studyTime: 15,
+        req: { grounding: 5 },
+      },
+      stabilityMastery: {
+        name: 'Stability Mastery',
+        desc: 'Increased stability mana pool and regen',
+        cat: 'anchor',
+        max: 10,
+        base: 250,
+        studyTime: 15,
+      },
+    },
+  },
+};
+
+// ─── Helper Functions ─────────────────────────────────────────────────────────
+
+/**
+ * Get the attunement for a specific body slot
+ */
+export function getAttunementForSlot(slot: AttunementSlot): AttunementDef | undefined {
+  return Object.values(ATTUNEMENTS).find(a => a.slot === slot);
+}
+
+/**
+ * Get the starting attunement (Enchanter - right hand)
+ */
+export function getStartingAttunement(): AttunementDef {
+  return ATTUNEMENTS.enchanter;
+}
+
+/**
+ * Check if an attunement is unlocked for the player
+ */
+export function isAttunementUnlocked(
+  attunementStates: Record<AttunementType, AttunementState>,
+  attunementType: AttunementType
+): boolean {
+  return attunementStates[attunementType]?.unlocked ?? false;
+}
+
+/**
+ * Get total raw mana regen from all unlocked attunements
+ */
+export function getTotalAttunementRegen(
+  attunementStates: Record<AttunementType, AttunementState>
+): number {
+  let total = 0;
+  for (const [type, state] of Object.entries(attunementStates)) {
+    if (state.unlocked) {
+      const def = ATTUNEMENTS[type as AttunementType];
+      if (def) {
+        total += def.rawManaRegen * (1 + state.level * 0.1);  // +10% per level
+      }
+    }
+  }
+  return total;
+}
+
+/**
+ * Get mana type display name
+ */
+export function getManaTypeName(type: ManaType): string {
+  const names: Record<ManaType, string> = {
+    raw: 'Raw Mana',
+    transference: 'Transference',
+    form: 'Form',
+    vision: 'Vision',
+    barrier: 'Barrier',
+    flow: 'Flow',
+    stability: 'Stability',
+    fire: 'Fire',
+    water: 'Water',
+    earth: 'Earth',
+    air: 'Air',
+    light: 'Light',
+    dark: 'Dark',
+    life: 'Life',
+    death: 'Death',
+  };
+  return names[type] || type;
+}
+
+/**
+ * Get mana type color
+ */
+export function getManaTypeColor(type: ManaType): string {
+  const colors: Record<ManaType, string> = {
+    raw: '#A78BFA',      // Light purple
+    transference: '#8B5CF6',  // Purple
+    form: '#3B82F6',     // Blue
+    vision: '#F59E0B',   // Amber
+    barrier: '#10B981',  // Green
+    flow: '#06B6D4',     // Cyan
+    stability: '#78716C', // Stone
+    fire: '#EF4444',     // Red
+    water: '#3B82F6',    // Blue
+    earth: '#A16207',    // Brown
+    air: '#94A3B8',      // Slate
+    light: '#FCD34D',    // Yellow
+    dark: '#6B7280',     // Gray
+    life: '#22C55E',     // Green
+    death: '#7C3AED',    // Violet
+  };
+  return colors[type] || '#A78BFA';
+}

src/lib/game/computed-stats.ts

@@ -0,0 +1,492 @@
+// ─── Computed Stats and Utility Functions ───────────────────────────────────────
+// This module contains all computed stat functions and utility helpers
+// extracted from the main store for better organization
+
+import type { GameState, SpellCost, EquipmentInstance } from './types';
+import {
+  GUARDIANS,
+  SPELLS_DEF,
+  FLOOR_ELEM_CYCLE,
+  HOURS_PER_TICK,
+  MAX_DAY,
+  INCURSION_START_DAY,
+  ELEMENT_OPPOSITES,
+  ELEMENTS,
+  TICK_MS,
+} from './constants';
+import type { ComputedEffects } from './upgrade-effects';
+import { getUnifiedEffects, type UnifiedEffects } from './effects';
+import { EQUIPMENT_TYPES } from './data/equipment';
+import { ENCHANTMENT_EFFECTS } from './data/enchantment-effects';
+
+// ─── Default Effects Constant ───────────────────────────────────────────────────
+
+// Default empty effects for when effects aren't provided
+export const DEFAULT_EFFECTS: ComputedEffects = {
+  maxManaMultiplier: 1,
+  maxManaBonus: 0,
+  regenMultiplier: 1,
+  regenBonus: 0,
+  clickManaMultiplier: 1,
+  clickManaBonus: 0,
+  meditationEfficiency: 1,
+  spellCostMultiplier: 1,
+  conversionEfficiency: 1,
+  baseDamageMultiplier: 1,
+  baseDamageBonus: 0,
+  attackSpeedMultiplier: 1,
+  critChanceBonus: 0,
+  critDamageMultiplier: 1.5,
+  elementalDamageMultiplier: 1,
+  studySpeedMultiplier: 1,
+  studyCostMultiplier: 1,
+  progressRetention: 0,
+  instantStudyChance: 0,
+  freeStudyChance: 0,
+  elementCapMultiplier: 1,
+  elementCapBonus: 0,
+  conversionCostMultiplier: 1,
+  doubleCraftChance: 0,
+  permanentRegenBonus: 0,
+  specials: new Set(),
+  activeUpgrades: [],
+};
+
+// ─── Number Formatting Functions ────────────────────────────────────────────────
+
+export function fmt(n: number): string {
+  if (!isFinite(n) || isNaN(n)) return '0';
+  if (n >= 1e9) return (n / 1e9).toFixed(2) + 'B';
+  if (n >= 1e6) return (n / 1e6).toFixed(2) + 'M';
+  if (n >= 1e3) return (n / 1e3).toFixed(1) + 'K';
+  return Math.floor(n).toString();
+}
+
+export function fmtDec(n: number, d: number = 1): string {
+  return isFinite(n) ? n.toFixed(d) : '0';
+}
+
+// ─── Floor Functions ────────────────────────────────────────────────────────────
+
+export function getFloorMaxHP(floor: number): number {
+  if (GUARDIANS[floor]) return GUARDIANS[floor].hp;
+  // Improved scaling: slower early game, faster late game
+  const baseHP = 100;
+  const floorScaling = floor * 50;
+  const exponentialScaling = Math.pow(floor, 1.7);
+  return Math.floor(baseHP + floorScaling + exponentialScaling);
+}
+
+export function getFloorElement(floor: number): string {
+  return FLOOR_ELEM_CYCLE[(floor - 1) % 8];
+}
+
+// ─── Equipment Spell Helper ─────────────────────────────────────────────────────
+
+// Get all spells from equipped caster weapons (staves, wands, etc.)
+// Returns array of { spellId, equipmentInstanceId }
+export function getActiveEquipmentSpells(
+  equippedInstances: Record<string, string | null>,
+  equipmentInstances: Record<string, EquipmentInstance>
+): Array<{ spellId: string; equipmentId: string }> {
+  const spells: Array<{ spellId: string; equipmentId: string }> = [];
+  
+  // Check main hand and off hand for caster equipment
+  const weaponSlots = ['mainHand', 'offHand'] as const;
+  
+  for (const slot of weaponSlots) {
+    const instanceId = equippedInstances[slot];
+    if (!instanceId) continue;
+    
+    const instance = equipmentInstances[instanceId];
+    if (!instance) continue;
+    
+    // Check if this is a caster-type equipment
+    const equipType = EQUIPMENT_TYPES[instance.typeId];
+    if (!equipType || equipType.category !== 'caster') continue;
+    
+    // Get spells from enchantments
+    for (const ench of instance.enchantments) {
+      const effectDef = ENCHANTMENT_EFFECTS[ench.effectId];
+      if (effectDef?.effect.type === 'spell' && effectDef.effect.spellId) {
+        spells.push({
+          spellId: effectDef.effect.spellId,
+          equipmentId: instanceId,
+        });
+      }
+    }
+  }
+  
+  return spells;
+}
+
+// ─── Skill Level Helper ─────────────────────────────────────────────────────────
+
+// Helper to get effective skill level accounting for tiers
+export function getEffectiveSkillLevel(
+  skills: Record<string, number>,
+  baseSkillId: string,
+  skillTiers: Record<string, number> = {}
+): { level: number; tier: number; tierMultiplier: number } {
+  // Find the highest tier the player has for this base skill
+  const currentTier = skillTiers[baseSkillId] || 1;
+  
+  // Look for the tiered skill ID (e.g., manaFlow_t2)
+  const tieredSkillId = currentTier > 1 ? `${baseSkillId}_t${currentTier}` : baseSkillId;
+  const level = skills[tieredSkillId] || skills[baseSkillId] || 0;
+  
+  // Tier multiplier: each tier is 10x more powerful
+  const tierMultiplier = Math.pow(10, currentTier - 1);
+  
+  return { level, tier: currentTier, tierMultiplier };
+}
+
+// ─── Computed Stat Functions ────────────────────────────────────────────────────
+
+export function computeMaxMana(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'skillUpgrades' | 'skillTiers' | 'equipmentInstances' | 'equippedInstances'>,
+  effects?: ComputedEffects | UnifiedEffects
+): number {
+  const pu = state.prestigeUpgrades;
+  const base = 
+    100 +
+    (state.skills.manaWell || 0) * 100 +
+    (pu.manaWell || 0) * 500;
+  
+  // If effects not provided, compute unified effects (includes equipment)
+  if (!effects && state.equipmentInstances && state.equippedInstances) {
+    effects = getUnifiedEffects(state as any);
+  }
+  
+  // Apply effects if available (now includes equipment bonuses)
+  if (effects) {
+    return Math.floor((base + effects.maxManaBonus) * effects.maxManaMultiplier);
+  }
+  return base;
+}
+
+export function computeElementMax(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'skillUpgrades' | 'skillTiers'>,
+  effects?: ComputedEffects
+): number {
+  const pu = state.prestigeUpgrades;
+  const base = 10 + (state.skills.elemAttune || 0) * 50 + (pu.elementalAttune || 0) * 25;
+  
+  // Apply upgrade effects if provided
+  if (effects) {
+    return Math.floor((base + effects.elementCapBonus) * effects.elementCapMultiplier);
+  }
+  return base;
+}
+
+export function computeRegen(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'skillUpgrades' | 'skillTiers' | 'equipmentInstances' | 'equippedInstances'>,
+  effects?: ComputedEffects | UnifiedEffects
+): number {
+  const pu = state.prestigeUpgrades;
+  const temporalBonus = 1 + (pu.temporalEcho || 0) * 0.1;
+  const base =
+    2 +
+    (state.skills.manaFlow || 0) * 1 +
+    (state.skills.manaSpring || 0) * 2 +
+    (pu.manaFlow || 0) * 0.5;
+  
+  let regen = base * temporalBonus;
+  
+  // If effects not provided, compute unified effects (includes equipment)
+  if (!effects && state.equipmentInstances && state.equippedInstances) {
+    effects = getUnifiedEffects(state as any);
+  }
+  
+  // Apply effects if available (now includes equipment bonuses)
+  if (effects) {
+    regen = (regen + effects.regenBonus + effects.permanentRegenBonus) * effects.regenMultiplier;
+  }
+  
+  return regen;
+}
+
+/**
+ * Compute regen with dynamic special effects (needs current mana, max mana, incursion)
+ */
+export function computeEffectiveRegen(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'rawMana' | 'incursionStrength' | 'skillUpgrades' | 'skillTiers' | 'equipmentInstances' | 'equippedInstances'>,
+  effects?: ComputedEffects | UnifiedEffects
+): number {
+  // Base regen from existing function
+  let regen = computeRegen(state, effects);
+  
+  const maxMana = computeMaxMana(state, effects);
+  const currentMana = state.rawMana;
+  const incursionStrength = state.incursionStrength || 0;
+  
+  // Apply incursion penalty
+  regen *= (1 - incursionStrength);
+  
+  return regen;
+}
+
+export function computeClickMana(
+  state: Pick<GameState, 'skills' | 'skillUpgrades' | 'skillTiers' | 'equipmentInstances' | 'equippedInstances'>,
+  effects?: ComputedEffects | UnifiedEffects
+): number {
+  const base = 
+    1 +
+    (state.skills.manaTap || 0) * 1 +
+    (state.skills.manaSurge || 0) * 3;
+  
+  // If effects not provided, compute unified effects (includes equipment)
+  if (!effects && state.equipmentInstances && state.equippedInstances) {
+    effects = getUnifiedEffects(state as any);
+  }
+  
+  // Apply effects if available (now includes equipment bonuses)
+  if (effects) {
+    return Math.floor((base + effects.clickManaBonus) * effects.clickManaMultiplier);
+  }
+  return base;
+}
+
+// ─── Damage Calculation Helpers ─────────────────────────────────────────────────
+
+// Elemental damage bonus: +50% if spell element opposes floor element (super effective)
+// -25% if spell element matches its own opposite (weak)
+export function getElementalBonus(spellElem: string, floorElem: string): number {
+  if (spellElem === 'raw') return 1.0; // Raw mana has no elemental bonus
+  
+  if (spellElem === floorElem) return 1.25; // Same element: +25% damage
+  
+  // Check for super effective first: spell is the opposite of floor
+  // e.g., casting water (opposite of fire) at fire floor = super effective
+  if (ELEMENT_OPPOSITES[floorElem] === spellElem) return 1.5; // Super effective: +50% damage
+  
+  // Check for weak: spell's opposite matches floor
+  // e.g., casting fire (whose opposite is water) at water floor = weak
+  if (ELEMENT_OPPOSITES[spellElem] === floorElem) return 0.75; // Weak: -25% damage
+  
+  return 1.0; // Neutral
+}
+
+export function calcDamage(
+  state: Pick<GameState, 'skills' | 'signedPacts'>, 
+  spellId: string, 
+  floorElem?: string
+): number {
+  const sp = SPELLS_DEF[spellId];
+  if (!sp) return 5;
+  const skills = state.skills;
+  const baseDmg = sp.dmg + (skills.combatTrain || 0) * 5;
+  const pct = 1 + (skills.arcaneFury || 0) * 0.1;
+  
+  // Elemental mastery bonus
+  const elemMasteryBonus = 1 + (skills.elementalMastery || 0) * 0.15;
+  
+  // Guardian bane bonus
+  const guardianBonus = floorElem && GUARDIANS[Object.values(GUARDIANS).find(g => g.element === floorElem)?.hp ? 0 : 0]
+    ? 1 + (skills.guardianBane || 0) * 0.2
+    : 1;
+  
+  const critChance = (skills.precision || 0) * 0.05;
+  const pactMult = state.signedPacts.reduce(
+    (m, f) => m * (GUARDIANS[f]?.pact || 1),
+    1
+  );
+  
+  let damage = baseDmg * pct * pactMult * elemMasteryBonus;
+  
+  // Apply elemental bonus if floor element provided
+  if (floorElem) {
+    damage *= getElementalBonus(sp.elem, floorElem);
+  }
+  
+  // Apply crit
+  if (Math.random() < critChance) {
+    damage *= 1.5;
+  }
+  
+  return damage;
+}
+
+// ─── Insight Calculation ────────────────────────────────────────────────────────
+
+export function calcInsight(state: Pick<GameState, 'maxFloorReached' | 'totalManaGathered' | 'signedPacts' | 'prestigeUpgrades' | 'skills'>): number {
+  const pu = state.prestigeUpgrades;
+  const skillBonus = 1 + (state.skills.insightHarvest || 0) * 0.1;
+  const mult = (1 + (pu.insightAmp || 0) * 0.25) * skillBonus;
+  return Math.floor(
+    (state.maxFloorReached * 15 + state.totalManaGathered / 500 + state.signedPacts.length * 150) * mult
+  );
+}
+
+// ─── Meditation Bonus ───────────────────────────────────────────────────────────
+
+// Meditation bonus now affects regen rate directly
+export function getMeditationBonus(meditateTicks: number, skills: Record<string, number>, meditationEfficiency: number = 1): number {
+  const hasMeditation = skills.meditation === 1;
+  const hasDeepTrance = skills.deepTrance === 1;
+  const hasVoidMeditation = skills.voidMeditation === 1;
+  
+  const hours = meditateTicks * HOURS_PER_TICK;
+  
+  // Base meditation: ramps up over 4 hours to 1.5x
+  let bonus = 1 + Math.min(hours / 4, 0.5);
+  
+  // With Meditation Focus: up to 2.5x after 4 hours
+  if (hasMeditation && hours >= 4) {
+    bonus = 2.5;
+  }
+  
+  // With Deep Trance: up to 3.0x after 6 hours
+  if (hasDeepTrance && hours >= 6) {
+    bonus = 3.0;
+  }
+  
+  // With Void Meditation: up to 5.0x after 8 hours
+  if (hasVoidMeditation && hours >= 8) {
+    bonus = 5.0;
+  }
+  
+  // Apply meditation efficiency from upgrades (Deep Wellspring, etc.)
+  bonus *= meditationEfficiency;
+  
+  return bonus;
+}
+
+// ─── Incursion Strength ─────────────────────────────────────────────────────────
+
+export function getIncursionStrength(day: number, hour: number): number {
+  if (day < INCURSION_START_DAY) return 0;
+  const totalHours = (day - INCURSION_START_DAY) * 24 + hour;
+  const maxHours = (MAX_DAY - INCURSION_START_DAY) * 24;
+  return Math.min(0.95, (totalHours / maxHours) * 0.95);
+}
+
+// ─── Spell Cost Helpers ─────────────────────────────────────────────────────────
+
+// Check if player can afford spell cost
+export function canAffordSpellCost(
+  cost: SpellCost, 
+  rawMana: number, 
+  elements: Record<string, { current: number; max: number; unlocked: boolean }>
+): boolean {
+  if (cost.type === 'raw') {
+    return rawMana >= cost.amount;
+  } else {
+    const elem = elements[cost.element || ''];
+    return elem && elem.unlocked && elem.current >= cost.amount;
+  }
+}
+
+// Deduct spell cost from appropriate mana pool
+export function deductSpellCost(
+  cost: SpellCost,
+  rawMana: number,
+  elements: Record<string, { current: number; max: number; unlocked: boolean }>
+): { rawMana: number; elements: Record<string, { current: number; max: number; unlocked: boolean }> } {
+  const newElements = { ...elements };
+  
+  if (cost.type === 'raw') {
+    // Clamp to 0 to prevent negative mana
+    return { rawMana: Math.max(0, rawMana - cost.amount), elements: newElements };
+  } else if (cost.element && newElements[cost.element]) {
+    newElements[cost.element] = {
+      ...newElements[cost.element],
+      current: Math.max(0, newElements[cost.element].current - cost.amount)
+    };
+    return { rawMana, elements: newElements };
+  }
+  
+  return { rawMana, elements: newElements };
+}
+
+// ─── Damage Breakdown Helper ───────────────────────────────────────────────────
+
+export interface DamageBreakdown {
+  base: number;
+  combatTrainBonus: number;
+  arcaneFuryMult: number;
+  elemMasteryMult: number;
+  guardianBaneMult: number;
+  pactMult: number;
+  precisionChance: number;
+  elemBonus: number;
+  elemBonusText: string;
+  total: number;
+}
+
+export function getDamageBreakdown(
+  state: Pick<GameState, 'skills' | 'signedPacts'>,
+  activeSpellId: string,
+  floorElem: string,
+  isGuardianFloor: boolean
+): DamageBreakdown | null {
+  const spell = SPELLS_DEF[activeSpellId];
+  if (!spell) return null;
+  
+  const baseDmg = spell.dmg;
+  const combatTrainBonus = (state.skills.combatTrain || 0) * 5;
+  const arcaneFuryMult = 1 + (state.skills.arcaneFury || 0) * 0.1;
+  const elemMasteryMult = 1 + (state.skills.elementalMastery || 0) * 0.15;
+  const guardianBaneMult = isGuardianFloor ? (1 + (state.skills.guardianBane || 0) * 0.2) : 1;
+  const pactMult = state.signedPacts.reduce((m, f) => m * (GUARDIANS[f]?.pact || 1), 1);
+  const precisionChance = (state.skills.precision || 0) * 0.05;
+  
+  // Elemental bonus
+  let elemBonus = 1.0;
+  let elemBonusText = '';
+  if (spell.elem !== 'raw' && floorElem) {
+    if (spell.elem === floorElem) {
+      elemBonus = 1.25;
+      elemBonusText = '+25% same element';
+    } else if (ELEMENTS[spell.elem] && ELEMENT_OPPOSITES[floorElem] === spell.elem) {
+      elemBonus = 1.5;
+      elemBonusText = '+50% super effective';
+    }
+  }
+  
+  return {
+    base: baseDmg,
+    combatTrainBonus,
+    arcaneFuryMult,
+    elemMasteryMult,
+    guardianBaneMult,
+    pactMult,
+    precisionChance,
+    elemBonus,
+    elemBonusText,
+    total: calcDamage(state, activeSpellId, floorElem)
+  };
+}
+
+// ─── Total DPS Calculation ─────────────────────────────────────────────────────
+
+export function getTotalDPS(
+  state: Pick<GameState, 'skills' | 'signedPacts' | 'equippedInstances' | 'equipmentInstances'>,
+  upgradeEffects: { attackSpeedMultiplier: number },
+  floorElem: string
+): number {
+  const quickCastBonus = 1 + (state.skills.quickCast || 0) * 0.05;
+  const attackSpeedMult = upgradeEffects.attackSpeedMultiplier;
+  const castsPerSecondMult = HOURS_PER_TICK / (TICK_MS / 1000);
+  
+  const activeEquipmentSpells = getActiveEquipmentSpells(
+    state.equippedInstances,
+    state.equipmentInstances
+  );
+  
+  let totalDPS = 0;
+  
+  for (const { spellId } of activeEquipmentSpells) {
+    const spell = SPELLS_DEF[spellId];
+    if (!spell) continue;
+    
+    const spellCastSpeed = spell.castSpeed || 1;
+    const totalCastSpeed = spellCastSpeed * quickCastBonus * attackSpeedMult;
+    const damagePerCast = calcDamage(state, spellId, floorElem);
+    const castsPerSecond = totalCastSpeed * castsPerSecondMult;
+    
+    totalDPS += damagePerCast * castsPerSecond;
+  }
+  
+  return totalDPS;
+}

src/lib/game/constants.ts

@@ -0,0 +1,876 @@
+// ─── Game Constants ───────────────────────────────────────────────────────────
+
+import type { ElementDef, GuardianDef, SpellDef, SkillDef, PrestigeDef, SpellCost } from './types';
+
+// Time constants
+export const TICK_MS = 200;
+export const HOURS_PER_TICK = 0.04; // 200ms / 5000ms per in-game hour
+export const MAX_DAY = 30;
+export const INCURSION_START_DAY = 20;
+
+// Mana constants
+export const MANA_PER_ELEMENT = 100;
+
+// Helper function for creating raw mana cost
+export function rawCost(amount: number): SpellCost {
+  return { type: 'raw', amount };
+}
+
+// Helper function for creating elemental mana cost
+export function elemCost(element: string, amount: number): SpellCost {
+  return { type: 'element', element, amount };
+}
+
+// ─── Element Definitions ─────────────────────────────────────────────────────
+export const ELEMENTS: Record<string, ElementDef> = {
+  // Base Elements
+  fire:   { name: "Fire",   sym: "🔥", color: "#FF6B35", glow: "#FF6B3540", cat: "base" },
+  water:  { name: "Water",  sym: "💧", color: "#4ECDC4", glow: "#4ECDC440", cat: "base" },
+  air:    { name: "Air",    sym: "🌬️", color: "#00D4FF", glow: "#00D4FF40", cat: "base" },
+  earth:  { name: "Earth",  sym: "⛰️", color: "#F4A261", glow: "#F4A26140", cat: "base" },
+  light:  { name: "Light",  sym: "☀️", color: "#FFD700", glow: "#FFD70040", cat: "base" },
+  dark:   { name: "Dark",   sym: "🌑", color: "#9B59B6", glow: "#9B59B640", cat: "base" },
+  life:   { name: "Life",   sym: "🌿", color: "#2ECC71", glow: "#2ECC7140", cat: "base" },
+  death:  { name: "Death",  sym: "💀", color: "#778CA3", glow: "#778CA340", cat: "base" },
+  
+  // Utility Elements
+  mental: { name: "Mental", sym: "🧠", color: "#E91E8C", glow: "#E91E8C40", cat: "utility" },
+  transference: { name: "Transference", sym: "🔗", color: "#1ABC9C", glow: "#1ABC9C40", cat: "utility" },
+  force:  { name: "Force",  sym: "💨", color: "#E74C3C", glow: "#E74C3C40", cat: "utility" },
+  
+  // Composite Elements
+  blood:  { name: "Blood",  sym: "🩸", color: "#C0392B", glow: "#C0392B40", cat: "composite", recipe: ["life", "water"] },
+  metal:  { name: "Metal",  sym: "⚙️", color: "#BDC3C7", glow: "#BDC3C740", cat: "composite", recipe: ["fire", "earth"] },
+  wood:   { name: "Wood",   sym: "🪵", color: "#8B5E3C", glow: "#8B5E3C40", cat: "composite", recipe: ["life", "earth"] },
+  sand:   { name: "Sand",   sym: "⏳", color: "#D4AC0D", glow: "#D4AC0D40", cat: "composite", recipe: ["earth", "water"] },
+  
+  // Exotic Elements
+  crystal: { name: "Crystal", sym: "💎", color: "#85C1E9", glow: "#85C1E940", cat: "exotic", recipe: ["sand", "sand", "mental"] },
+  stellar: { name: "Stellar", sym: "⭐", color: "#F0E68C", glow: "#F0E68C40", cat: "exotic", recipe: ["fire", "fire", "light"] },
+  void:    { name: "Void",   sym: "🕳️", color: "#4A235A", glow: "#4A235A40", cat: "exotic", recipe: ["dark", "dark", "death"] },
+};
+
+export const FLOOR_ELEM_CYCLE = ["fire", "water", "air", "earth", "light", "dark", "life", "death"];
+
+// ─── Guardians ────────────────────────────────────────────────────────────────
+export const GUARDIANS: Record<number, GuardianDef> = {
+  10:  { 
+    name: "Ignis Prime", element: "fire", hp: 5000, pact: 1.5, color: "#FF6B35",
+    boons: [
+      { type: 'elementalDamage', value: 5, desc: '+5% Fire damage' },
+      { type: 'maxMana', value: 50, desc: '+50 max mana' },
+    ],
+    pactCost: 500,
+    pactTime: 2,
+    uniquePerk: "Fire spells cast 10% faster"
+  },
+  20:  { 
+    name: "Aqua Regia", element: "water", hp: 15000, pact: 1.75, color: "#4ECDC4",
+    boons: [
+      { type: 'elementalDamage', value: 5, desc: '+5% Water damage' },
+      { type: 'manaRegen', value: 0.5, desc: '+0.5 mana regen' },
+    ],
+    pactCost: 1000,
+    pactTime: 4,
+    uniquePerk: "Water spells have 10% lifesteal"
+  },
+  30:  { 
+    name: "Ventus Rex", element: "air", hp: 30000, pact: 2.0, color: "#00D4FF",
+    boons: [
+      { type: 'elementalDamage', value: 5, desc: '+5% Air damage' },
+      { type: 'castingSpeed', value: 5, desc: '+5% cast speed' },
+    ],
+    pactCost: 2000,
+    pactTime: 6,
+    uniquePerk: "Air spells have 15% crit chance"
+  },
+  40:  { 
+    name: "Terra Firma", element: "earth", hp: 50000, pact: 2.25, color: "#F4A261",
+    boons: [
+      { type: 'elementalDamage', value: 5, desc: '+5% Earth damage' },
+      { type: 'maxMana', value: 100, desc: '+100 max mana' },
+    ],
+    pactCost: 4000,
+    pactTime: 8,
+    uniquePerk: "Earth spells deal +25% damage to guardians"
+  },
+  50:  { 
+    name: "Lux Aeterna", element: "light", hp: 80000, pact: 2.5, color: "#FFD700",
+    boons: [
+      { type: 'elementalDamage', value: 10, desc: '+10% Light damage' },
+      { type: 'insightGain', value: 10, desc: '+10% insight gain' },
+    ],
+    pactCost: 8000,
+    pactTime: 10,
+    uniquePerk: "Light spells reveal enemy weaknesses (+20% damage)"
+  },
+  60:  { 
+    name: "Umbra Mortis", element: "dark", hp: 120000, pact: 2.75, color: "#9B59B6",
+    boons: [
+      { type: 'elementalDamage', value: 10, desc: '+10% Dark damage' },
+      { type: 'critDamage', value: 15, desc: '+15% crit damage' },
+    ],
+    pactCost: 15000,
+    pactTime: 12,
+    uniquePerk: "Dark spells have 20% lifesteal"
+  },
+  70:  { 
+    name: "Vita Sempiterna", element: "life", hp: 180000, pact: 3.0, color: "#2ECC71",
+    boons: [
+      { type: 'elementalDamage', value: 10, desc: '+10% Life damage' },
+      { type: 'manaRegen', value: 1, desc: '+1 mana regen' },
+    ],
+    pactCost: 25000,
+    pactTime: 14,
+    uniquePerk: "Life spells heal for 30% of damage dealt"
+  },
+  80:  { 
+    name: "Mors Ultima", element: "death", hp: 250000, pact: 3.25, color: "#778CA3",
+    boons: [
+      { type: 'elementalDamage', value: 10, desc: '+10% Death damage' },
+      { type: 'rawDamage', value: 10, desc: '+10% raw damage' },
+    ],
+    pactCost: 40000,
+    pactTime: 16,
+    uniquePerk: "Death spells execute enemies below 20% HP"
+  },
+  90:  { 
+    name: "Primordialis", element: "void", hp: 400000, pact: 4.0, color: "#4A235A",
+    boons: [
+      { type: 'elementalDamage', value: 15, desc: '+15% Void damage' },
+      { type: 'maxMana', value: 200, desc: '+200 max mana' },
+      { type: 'manaRegen', value: 1, desc: '+1 mana regen' },
+    ],
+    pactCost: 75000,
+    pactTime: 20,
+    uniquePerk: "Void spells ignore 30% of enemy resistance"
+  },
+  100: { 
+    name: "The Awakened One", element: "stellar", hp: 1000000, pact: 5.0, color: "#F0E68C",
+    boons: [
+      { type: 'elementalDamage', value: 20, desc: '+20% Stellar damage' },
+      { type: 'maxMana', value: 500, desc: '+500 max mana' },
+      { type: 'manaRegen', value: 2, desc: '+2 mana regen' },
+      { type: 'insightGain', value: 25, desc: '+25% insight gain' },
+    ],
+    pactCost: 150000,
+    pactTime: 24,
+    uniquePerk: "All spells deal +50% damage and cast 25% faster"
+  },
+};
+
+// ─── Spells ───────────────────────────────────────────────────────────────────
+export const SPELLS_DEF: Record<string, SpellDef> = {
+  // Tier 0 - Basic Raw Mana Spells (fast, costs raw mana)
+  manaBolt: {
+    name: "Mana Bolt",
+    elem: "raw",
+    dmg: 5,
+    cost: rawCost(3),
+    tier: 0,
+    castSpeed: 3,
+    unlock: 0,
+    studyTime: 0,
+    desc: "A weak bolt of pure mana. Costs raw mana instead of elemental."
+  },
+  manaStrike: {
+    name: "Mana Strike",
+    elem: "raw",
+    dmg: 8,
+    cost: rawCost(5),
+    tier: 0,
+    castSpeed: 2.5,
+    unlock: 50,
+    studyTime: 1,
+    desc: "A concentrated strike of raw mana. Slightly stronger than Mana Bolt."
+  },
+  
+  // Tier 1 - Basic Elemental Spells (2-4 hours study)
+  fireball: {
+    name: "Fireball",
+    elem: "fire",
+    dmg: 15,
+    cost: elemCost("fire", 2),
+    tier: 1,
+    castSpeed: 2,
+    unlock: 100,
+    studyTime: 2,
+    desc: "Hurl a ball of fire at your enemy."
+  },
+  emberShot: {
+    name: "Ember Shot",
+    elem: "fire",
+    dmg: 10,
+    cost: elemCost("fire", 1),
+    tier: 1,
+    castSpeed: 3,
+    unlock: 75,
+    studyTime: 1,
+    desc: "A quick shot of embers. Efficient fire damage."
+  },
+  waterJet: {
+    name: "Water Jet",
+    elem: "water",
+    dmg: 12,
+    cost: elemCost("water", 2),
+    tier: 1,
+    castSpeed: 2,
+    unlock: 100,
+    studyTime: 2,
+    desc: "A high-pressure jet of water."
+  },
+  iceShard: {
+    name: "Ice Shard",
+    elem: "water",
+    dmg: 14,
+    cost: elemCost("water", 2),
+    tier: 1,
+    castSpeed: 2,
+    unlock: 120,
+    studyTime: 2,
+    desc: "Launch a sharp shard of ice."
+  },
+  gust: {
+    name: "Gust",
+    elem: "air",
+    dmg: 10,
+    cost: elemCost("air", 2),
+    tier: 1,
+    castSpeed: 3,
+    unlock: 100,
+    studyTime: 2,
+    desc: "A powerful gust of wind."
+  },
+  windSlash: {
+    name: "Wind Slash",
+    elem: "air",
+    dmg: 12,
+    cost: elemCost("air", 2),
+    tier: 1,
+    castSpeed: 2.5,
+    unlock: 110,
+    studyTime: 2,
+    desc: "A cutting blade of wind."
+  },
+  stoneBullet: {
+    name: "Stone Bullet",
+    elem: "earth",
+    dmg: 16,
+    cost: elemCost("earth", 2),
+    tier: 1,
+    castSpeed: 2,
+    unlock: 150,
+    studyTime: 3,
+    desc: "Launch a bullet of solid stone."
+  },
+  rockSpike: {
+    name: "Rock Spike",
+    elem: "earth",
+    dmg: 18,
+    cost: elemCost("earth", 3),
+    tier: 1,
+    castSpeed: 1.5,
+    unlock: 180,
+    studyTime: 3,
+    desc: "Summon a spike of rock from below."
+  },
+  lightLance: {
+    name: "Light Lance",
+    elem: "light",
+    dmg: 18,
+    cost: elemCost("light", 2),
+    tier: 1,
+    castSpeed: 2,
+    unlock: 200,
+    studyTime: 4,
+    desc: "A piercing lance of pure light."
+  },
+  radiance: {
+    name: "Radiance",
+    elem: "light",
+    dmg: 14,
+    cost: elemCost("light", 2),
+    tier: 1,
+    castSpeed: 2.5,
+    unlock: 180,
+    studyTime: 3,
+    desc: "Burst of radiant energy."
+  },
+  shadowBolt: {
+    name: "Shadow Bolt",
+    elem: "dark",
+    dmg: 16,
+    cost: elemCost("dark", 2),
+    tier: 1,
+    castSpeed: 2,
+    unlock: 200,
+    studyTime: 4,
+    desc: "A bolt of shadowy energy."
+  },
+  darkPulse: {
+    name: "Dark Pulse",
+    elem: "dark",
+    dmg: 12,
+    cost: elemCost("dark", 1),
+    tier: 1,
+    castSpeed: 3,
+    unlock: 150,
+    studyTime: 2,
+    desc: "A quick pulse of darkness."
+  },
+  drain: {
+    name: "Drain",
+    elem: "death",
+    dmg: 10,
+    cost: elemCost("death", 2),
+    tier: 1,
+    castSpeed: 2,
+    unlock: 150,
+    studyTime: 3,
+    desc: "Drain life force from your enemy.",
+    effects: [{ type: 'lifesteal', value: 0.2 }]
+  },
+  rotTouch: {
+    name: "Rot Touch",
+    elem: "death",
+    dmg: 14,
+    cost: elemCost("death", 2),
+    tier: 1,
+    castSpeed: 2,
+    unlock: 170,
+    studyTime: 3,
+    desc: "Touch of decay and rot."
+  },
+  lifeTap: {
+    name: "Life Tap",
+    elem: "life",
+    dmg: 8,
+    cost: elemCost("life", 1),
+    tier: 1,
+    castSpeed: 3,
+    unlock: 100,
+    studyTime: 2,
+    desc: "Tap into life energy for a weak attack.",
+    effects: [{ type: 'lifesteal', value: 0.3 }]
+  },
+  thornWhip: {
+    name: "Thorn Whip",
+    elem: "life",
+    dmg: 12,
+    cost: elemCost("life", 2),
+    tier: 1,
+    castSpeed: 2.5,
+    unlock: 130,
+    studyTime: 2,
+    desc: "A whip of living thorns."
+  },
+  
+  // Tier 2 - Advanced Spells (8-12 hours study)
+  inferno: {
+    name: "Inferno",
+    elem: "fire",
+    dmg: 60,
+    cost: elemCost("fire", 8),
+    tier: 2,
+    castSpeed: 1,
+    unlock: 1000,
+    studyTime: 8,
+    desc: "Engulf your enemy in flames."
+  },
+  flameWave: {
+    name: "Flame Wave",
+    elem: "fire",
+    dmg: 45,
+    cost: elemCost("fire", 6),
+    tier: 2,
+    castSpeed: 1.5,
+    unlock: 800,
+    studyTime: 6,
+    desc: "A wave of fire sweeps across the battlefield."
+  },
+  tidalWave: {
+    name: "Tidal Wave",
+    elem: "water",
+    dmg: 55,
+    cost: elemCost("water", 8),
+    tier: 2,
+    castSpeed: 1,
+    unlock: 1000,
+    studyTime: 8,
+    desc: "A massive wave crashes down."
+  },
+  iceStorm: {
+    name: "Ice Storm",
+    elem: "water",
+    dmg: 50,
+    cost: elemCost("water", 7),
+    tier: 2,
+    castSpeed: 1.2,
+    unlock: 900,
+    studyTime: 7,
+    desc: "A storm of ice shards."
+  },
+  earthquake: {
+    name: "Earthquake",
+    elem: "earth",
+    dmg: 70,
+    cost: elemCost("earth", 10),
+    tier: 2,
+    castSpeed: 0.8,
+    unlock: 1200,
+    studyTime: 10,
+    desc: "Shake the very foundation."
+  },
+  stoneBarrage: {
+    name: "Stone Barrage",
+    elem: "earth",
+    dmg: 55,
+    cost: elemCost("earth", 7),
+    tier: 2,
+    castSpeed: 1.2,
+    unlock: 1000,
+    studyTime: 8,
+    desc: "Multiple stone projectiles."
+  },
+  hurricane: {
+    name: "Hurricane",
+    elem: "air",
+    dmg: 50,
+    cost: elemCost("air", 8),
+    tier: 2,
+    castSpeed: 1,
+    unlock: 1000,
+    studyTime: 8,
+    desc: "A devastating hurricane."
+  },
+  windBlade: {
+    name: "Wind Blade",
+    elem: "air",
+    dmg: 40,
+    cost: elemCost("air", 5),
+    tier: 2,
+    castSpeed: 1.8,
+    unlock: 700,
+    studyTime: 6,
+    desc: "A blade of cutting wind."
+  },
+  solarFlare: {
+    name: "Solar Flare",
+    elem: "light",
+    dmg: 65,
+    cost: elemCost("light", 9),
+    tier: 2,
+    castSpeed: 0.9,
+    unlock: 1100,
+    studyTime: 9,
+    desc: "A blinding flare of solar energy."
+  },
+  divineSmite: {
+    name: "Divine Smite",
+    elem: "light",
+    dmg: 55,
+    cost: elemCost("light", 7),
+    tier: 2,
+    castSpeed: 1.2,
+    unlock: 900,
+    studyTime: 7,
+    desc: "A smite of divine power."
+  },
+  voidRift: {
+    name: "Void Rift",
+    elem: "dark",
+    dmg: 55,
+    cost: elemCost("dark", 8),
+    tier: 2,
+    castSpeed: 1,
+    unlock: 1000,
+    studyTime: 8,
+    desc: "Open a rift to the void."
+  },
+  shadowStorm: {
+    name: "Shadow Storm",
+    elem: "dark",
+    dmg: 48,
+    cost: elemCost("dark", 6),
+    tier: 2,
+    castSpeed: 1.3,
+    unlock: 800,
+    studyTime: 6,
+    desc: "A storm of shadows."
+  },
+  soulRend: {
+    name: "Soul Rend",
+    elem: "death",
+    dmg: 50,
+    cost: elemCost("death", 7),
+    tier: 2,
+    castSpeed: 1.1,
+    unlock: 1100,
+    studyTime: 9,
+    desc: "Tear at the enemy's soul.",
+    effects: [{ type: 'lifesteal', value: 0.25 }]
+  },
+  entangle: {
+    name: "Entangle",
+    elem: "life",
+    dmg: 35,
+    cost: elemCost("life", 5),
+    tier: 2,
+    castSpeed: 1.5,
+    unlock: 700,
+    studyTime: 6,
+    desc: "Vines entangle and crush."
+  },
+  
+  // Tier 3 - Master Spells (20-30 hours study)
+  pyroclasm: {
+    name: "Pyroclasm",
+    elem: "fire",
+    dmg: 250,
+    cost: elemCost("fire", 25),
+    tier: 3,
+    castSpeed: 0.6,
+    unlock: 10000,
+    studyTime: 24,
+    desc: "An eruption of volcanic fury."
+  },
+  tsunami: {
+    name: "Tsunami",
+    elem: "water",
+    dmg: 220,
+    cost: elemCost("water", 22),
+    tier: 3,
+    castSpeed: 0.65,
+    unlock: 10000,
+    studyTime: 24,
+    desc: "A towering wall of water."
+  },
+  meteorStrike: {
+    name: "Meteor Strike",
+    elem: "earth",
+    dmg: 280,
+    cost: elemCost("earth", 28),
+    tier: 3,
+    castSpeed: 0.5,
+    unlock: 12000,
+    studyTime: 28,
+    desc: "Call down a meteor from the heavens."
+  },
+  cosmicStorm: {
+    name: "Cosmic Storm",
+    elem: "air",
+    dmg: 200,
+    cost: elemCost("air", 20),
+    tier: 3,
+    castSpeed: 0.7,
+    unlock: 10000,
+    studyTime: 24,
+    desc: "A storm of cosmic proportions."
+  },
+  heavenLight: {
+    name: "Heaven's Light",
+    elem: "light",
+    dmg: 240,
+    cost: elemCost("light", 24),
+    tier: 3,
+    castSpeed: 0.6,
+    unlock: 11000,
+    studyTime: 26,
+    desc: "The light of heaven itself."
+  },
+  oblivion: {
+    name: "Oblivion",
+    elem: "dark",
+    dmg: 230,
+    cost: elemCost("dark", 23),
+    tier: 3,
+    castSpeed: 0.6,
+    unlock: 10500,
+    studyTime: 25,
+    desc: "Consign to oblivion."
+  },
+  deathMark: {
+    name: "Death Mark",
+    elem: "death",
+    dmg: 200,
+    cost: elemCost("death", 20),
+    tier: 3,
+    castSpeed: 0.7,
+    unlock: 10000,
+    studyTime: 24,
+    desc: "Mark for death.",
+    effects: [{ type: 'lifesteal', value: 0.35 }]
+  },
+  worldTree: {
+    name: "World Tree",
+    elem: "life",
+    dmg: 180,
+    cost: elemCost("life", 18),
+    tier: 3,
+    castSpeed: 0.75,
+    unlock: 9000,
+    studyTime: 22,
+    desc: "Power of the world tree itself.",
+    effects: [{ type: 'lifesteal', value: 0.4 }]
+  },
+  
+  // Tier 4 - Legendary Spells (40-60 hours study, require exotic elements)
+  stellarNova: {
+    name: "Stellar Nova",
+    elem: "stellar",
+    dmg: 500,
+    cost: elemCost("stellar", 15),
+    tier: 4,
+    castSpeed: 0.4,
+    unlock: 50000,
+    studyTime: 48,
+    desc: "A nova of stellar energy."
+  },
+  voidCollapse: {
+    name: "Void Collapse",
+    elem: "void",
+    dmg: 450,
+    cost: elemCost("void", 12),
+    tier: 4,
+    castSpeed: 0.45,
+    unlock: 40000,
+    studyTime: 42,
+    desc: "Collapse the void upon your enemy."
+  },
+  crystalShatter: {
+    name: "Crystal Shatter",
+    elem: "crystal",
+    dmg: 400,
+    cost: elemCost("crystal", 10),
+    tier: 4,
+    castSpeed: 0.5,
+    unlock: 35000,
+    studyTime: 36,
+    desc: "Shatter crystalline energy."
+  },
+};
+
+// ─── Skills ───────────────────────────────────────────────────────────────────
+export const SKILLS_DEF: Record<string, SkillDef> = {
+  // Mana Skills (4-8 hours study)
+  manaWell:      { name: "Mana Well",      desc: "+100 max mana",         cat: "mana",   max: 10, base: 100, studyTime: 4 },
+  manaFlow:      { name: "Mana Flow",      desc: "+1 regen/hr",           cat: "mana",   max: 10, base: 150, studyTime: 5 },
+  elemAttune:    { name: "Elem. Attunement", desc: "+50 elem mana cap",   cat: "mana",   max: 10, base: 200, studyTime: 4 },
+  manaOverflow:  { name: "Mana Overflow",  desc: "+25% mana from clicks", cat: "mana",   max: 5,  base: 400, req: { manaWell: 3 }, studyTime: 6 },
+
+  // Study Skills (3-6 hours study)
+  quickLearner:  { name: "Quick Learner",   desc: "+10% study speed",     cat: "study",  max: 10, base: 250, studyTime: 4 },
+  focusedMind:   { name: "Focused Mind",    desc: "-5% study mana cost",  cat: "study",  max: 10, base: 300, studyTime: 5 },
+  meditation:    { name: "Meditation Focus", desc: "Up to 2.5x regen after 4hrs meditating", cat: "study", max: 1, base: 400, studyTime: 6 },
+  knowledgeRetention: { name: "Knowledge Retention", desc: "+20% study progress saved on cancel", cat: "study", max: 3, base: 350, studyTime: 5 },
+
+  // Enchanting Skills (4-8 hours study) - Core crafting system
+  enchanting:       { name: "Enchanting",       desc: "Unlocks enchantment design", cat: "enchant", max: 10, base: 200, studyTime: 5 },
+  efficientEnchant:{ name: "Efficient Enchant", desc: "-5% enchantment capacity cost", cat: "enchant", max: 5, base: 350, studyTime: 6, req: { enchanting: 3 } },
+  disenchanting:    { name: "Disenchanting",    desc: "Recover 20% mana from removed enchantments", cat: "enchant", max: 3, base: 400, studyTime: 6, req: { enchanting: 2 } },
+  enchantSpeed:     { name: "Enchant Speed",    desc: "-10% enchantment time", cat: "enchant", max: 5, base: 300, studyTime: 4, req: { enchanting: 2 } },
+  scrollCrafting:   { name: "Scroll Crafting",  desc: "Create scrolls to store enchantment designs", cat: "enchant", max: 3, base: 500, studyTime: 8, req: { enchanting: 5 } },
+  essenceRefining:  { name: "Essence Refining", desc: "+10% enchantment effect power", cat: "enchant", max: 5, base: 450, studyTime: 7, req: { enchanting: 4 } },
+
+  // Crafting Skills (4-6 hours study)
+  effCrafting:   { name: "Eff. Crafting",   desc: "-10% craft time",      cat: "craft",  max: 5,  base: 300, studyTime: 4 },
+  fieldRepair:   { name: "Field Repair",    desc: "+15% repair efficiency", cat: "craft", max: 5, base: 350, studyTime: 4 },
+  elemCrafting:  { name: "Elem. Crafting",  desc: "+25% craft output",    cat: "craft",  max: 3, base: 500, req: { effCrafting: 3 }, studyTime: 8 },
+
+  // Effect Research Skills (unlock enchantment effects for designing)
+  // Tier 1 - Basic Spell Effects
+  researchManaSpells: { name: "Mana Spell Research", desc: "Unlock Mana Strike spell enchantment", cat: "effectResearch", max: 1, base: 200, studyTime: 4, req: { enchanting: 1 } },
+  researchFireSpells: { name: "Fire Spell Research", desc: "Unlock Ember Shot, Fireball spell enchantments", cat: "effectResearch", max: 1, base: 300, studyTime: 6, req: { enchanting: 2 } },
+  researchWaterSpells: { name: "Water Spell Research", desc: "Unlock Water Jet, Ice Shard spell enchantments", cat: "effectResearch", max: 1, base: 300, studyTime: 6, req: { enchanting: 2 } },
+  researchAirSpells: { name: "Air Spell Research", desc: "Unlock Gust, Wind Slash spell enchantments", cat: "effectResearch", max: 1, base: 300, studyTime: 6, req: { enchanting: 2 } },
+  researchEarthSpells: { name: "Earth Spell Research", desc: "Unlock Stone Bullet, Rock Spike spell enchantments", cat: "effectResearch", max: 1, base: 350, studyTime: 6, req: { enchanting: 2 } },
+  researchLightSpells: { name: "Light Spell Research", desc: "Unlock Light Lance, Radiance spell enchantments", cat: "effectResearch", max: 1, base: 400, studyTime: 8, req: { enchanting: 3 } },
+  researchDarkSpells: { name: "Dark Spell Research", desc: "Unlock Shadow Bolt, Dark Pulse spell enchantments", cat: "effectResearch", max: 1, base: 400, studyTime: 8, req: { enchanting: 3 } },
+  researchLifeDeathSpells: { name: "Life & Death Research", desc: "Unlock Drain, Life Tap spell enchantments", cat: "effectResearch", max: 1, base: 400, studyTime: 8, req: { enchanting: 3 } },
+  
+  // Tier 2 - Advanced Spell Effects
+  researchAdvancedFire: { name: "Advanced Fire Research", desc: "Unlock Inferno, Flame Wave spell enchantments", cat: "effectResearch", max: 1, base: 600, studyTime: 12, req: { researchFireSpells: 1, enchanting: 4 } },
+  researchAdvancedWater: { name: "Advanced Water Research", desc: "Unlock Tidal Wave, Ice Storm spell enchantments", cat: "effectResearch", max: 1, base: 600, studyTime: 12, req: { researchWaterSpells: 1, enchanting: 4 } },
+  researchAdvancedAir: { name: "Advanced Air Research", desc: "Unlock Hurricane, Wind Blade spell enchantments", cat: "effectResearch", max: 1, base: 600, studyTime: 12, req: { researchAirSpells: 1, enchanting: 4 } },
+  researchAdvancedEarth: { name: "Advanced Earth Research", desc: "Unlock Earthquake, Stone Barrage spell enchantments", cat: "effectResearch", max: 1, base: 600, studyTime: 12, req: { researchEarthSpells: 1, enchanting: 4 } },
+  researchAdvancedLight: { name: "Advanced Light Research", desc: "Unlock Solar Flare, Divine Smite spell enchantments", cat: "effectResearch", max: 1, base: 700, studyTime: 14, req: { researchLightSpells: 1, enchanting: 5 } },
+  researchAdvancedDark: { name: "Advanced Dark Research", desc: "Unlock Void Rift, Shadow Storm spell enchantments", cat: "effectResearch", max: 1, base: 700, studyTime: 14, req: { researchDarkSpells: 1, enchanting: 5 } },
+  
+  // Tier 3 - Master Spell Effects
+  researchMasterFire: { name: "Master Fire Research", desc: "Unlock Pyroclasm spell enchantment", cat: "effectResearch", max: 1, base: 1200, studyTime: 24, req: { researchAdvancedFire: 1, enchanting: 7 } },
+  researchMasterWater: { name: "Master Water Research", desc: "Unlock Tsunami spell enchantment", cat: "effectResearch", max: 1, base: 1200, studyTime: 24, req: { researchAdvancedWater: 1, enchanting: 7 } },
+  researchMasterEarth: { name: "Master Earth Research", desc: "Unlock Meteor Strike spell enchantment", cat: "effectResearch", max: 1, base: 1300, studyTime: 26, req: { researchAdvancedEarth: 1, enchanting: 8 } },
+  
+  // Combat Effect Research
+  researchDamageEffects: { name: "Damage Effect Research", desc: "Unlock Minor/Moderate Power, Amplification effects", cat: "effectResearch", max: 1, base: 250, studyTime: 5, req: { enchanting: 1 } },
+  researchCombatEffects: { name: "Combat Effect Research", desc: "Unlock Sharp Edge, Swift Casting effects", cat: "effectResearch", max: 1, base: 350, studyTime: 6, req: { researchDamageEffects: 1, enchanting: 3 } },
+  
+  // Mana Effect Research
+  researchManaEffects: { name: "Mana Effect Research", desc: "Unlock Mana Reserve, Trickle, Mana Tap effects", cat: "effectResearch", max: 1, base: 200, studyTime: 4, req: { enchanting: 1 } },
+  researchAdvancedManaEffects: { name: "Advanced Mana Research", desc: "Unlock Mana Reservoir, Stream, River, Mana Surge effects", cat: "effectResearch", max: 1, base: 400, studyTime: 8, req: { researchManaEffects: 1, enchanting: 3 } },
+  
+  // Utility Effect Research
+  researchUtilityEffects: { name: "Utility Effect Research", desc: "Unlock Meditative Focus, Quick Study, Insightful effects", cat: "effectResearch", max: 1, base: 300, studyTime: 6, req: { enchanting: 2 } },
+  
+  // Special Effect Research
+  researchSpecialEffects: { name: "Special Effect Research", desc: "Unlock Echo Chamber, Siphoning, Bane effects", cat: "effectResearch", max: 1, base: 500, studyTime: 10, req: { enchanting: 4 } },
+  researchOverpower: { name: "Overpower Research", desc: "Unlock Overpower effect", cat: "effectResearch", max: 1, base: 700, studyTime: 12, req: { researchSpecialEffects: 1, enchanting: 5 } },
+
+  // Research Skills (longer study times: 12-72 hours)
+  manaTap:       { name: "Mana Tap",        desc: "+1 mana/click",        cat: "research", max: 1, base: 300, studyTime: 12 },
+  manaSurge:     { name: "Mana Surge",      desc: "+3 mana/click",        cat: "research", max: 1, base: 800, studyTime: 36, req: { manaTap: 1 } },
+  manaSpring:    { name: "Mana Spring",     desc: "+2 mana regen",        cat: "research", max: 1, base: 600, studyTime: 24 },
+  deepTrance:    { name: "Deep Trance",     desc: "Extend meditation bonus to 6hrs for 3x", cat: "research", max: 1, base: 900, studyTime: 48, req: { meditation: 1 } },
+  voidMeditation:{ name: "Void Meditation", desc: "Extend meditation bonus to 8hrs for 5x", cat: "research", max: 1, base: 1500, studyTime: 72, req: { deepTrance: 1 } },
+
+  // Ascension Skills (very long study, powerful effects)
+  insightHarvest: { name: "Insight Harvest", desc: "+10% insight gain",   cat: "ascension", max: 5, base: 1000, studyTime: 20 },
+  temporalMemory: { name: "Temporal Memory", desc: "Keep 1 spell learned across loops", cat: "ascension", max: 3, base: 2000, studyTime: 36 },
+  guardianBane:  { name: "Guardian Bane",   desc: "+20% dmg vs guardians", cat: "ascension", max: 3, base: 1500, studyTime: 30 },
+};
+
+// ─── Prestige Upgrades ────────────────────────────────────────────────────────
+export const PRESTIGE_DEF: Record<string, PrestigeDef> = {
+  manaWell:     { name: "Mana Well",     desc: "+500 starting max mana",     max: 5,  cost: 500 },
+  manaFlow:     { name: "Mana Flow",     desc: "+0.5 regen/sec permanently", max: 10, cost: 750 },
+  deepMemory:   { name: "Deep Memory",   desc: "+1 memory slot",             max: 5,  cost: 1000 },
+  insightAmp:   { name: "Insight Amp",   desc: "+25% insight gain",          max: 4,  cost: 1500 },
+  spireKey:     { name: "Spire Key",     desc: "Start at floor +2",          max: 5,  cost: 4000 },
+  temporalEcho: { name: "Temporal Echo", desc: "+10% mana generation",       max: 5,  cost: 3000 },
+  steadyHand:   { name: "Steady Hand",   desc: "-15% durability loss",       max: 5,  cost: 1200 },
+  ancientKnowledge: { name: "Ancient Knowledge", desc: "Start with blueprint discovered", max: 5, cost: 2000 },
+  elementalAttune: { name: "Elemental Attunement", desc: "+25 elemental mana cap", max: 10, cost: 600 },
+  spellMemory:  { name: "Spell Memory",  desc: "Start with random spell learned", max: 3, cost: 2500 },
+  guardianPact: { name: "Guardian Pact", desc: "+10% pact multiplier",       max: 5,  cost: 3500 },
+  quickStart:   { name: "Quick Start",   desc: "Start with 100 raw mana",    max: 3,  cost: 400 },
+  elemStart:    { name: "Elem. Start",   desc: "Start with 5 of each unlocked element", max: 3, cost: 800 },
+};
+
+// ─── Skill Categories ─────────────────────────────────────────────────────────
+// Skills are now organized by attunement - each attunement grants access to specific skill categories
+export const SKILL_CATEGORIES = [
+  // Core categories (always available)
+  { id: 'mana', name: 'Mana', icon: '💧', attunement: null },
+  { id: 'study', name: 'Study', icon: '📚', attunement: null },
+  { id: 'research', name: 'Research', icon: '🔮', attunement: null },
+  { id: 'ascension', name: 'Ascension', icon: '⭐', attunement: null },
+  
+  // Enchanter attunement (Right Hand)
+  { id: 'enchant', name: 'Enchanting', icon: '✨', attunement: 'enchanter' },
+  { id: 'effectResearch', name: 'Effect Research', icon: '🔬', attunement: 'enchanter' },
+  
+  // Invoker attunement (Chest)
+  { id: 'invocation', name: 'Invocation', icon: '💜', attunement: 'invoker' },
+  { id: 'pact', name: 'Pact Mastery', icon: '🤝', attunement: 'invoker' },
+  
+  // Fabricator attunement (Left Hand)
+  { id: 'fabrication', name: 'Fabrication', icon: '⚒️', attunement: 'fabricator' },
+  { id: 'golemancy', name: 'Golemancy', icon: '🗿', attunement: 'fabricator' },
+  
+  // Legacy category (for backward compatibility)
+  { id: 'craft', name: 'Crafting', icon: '🔧', attunement: null },
+];
+
+// ─── Rarity Colors ───────────────────────────────────────────────────────────
+export const RARITY_COLORS: Record<string, string> = {
+  common: '#9CA3AF',
+  uncommon: '#22C55E',
+  rare: '#3B82F6',
+  epic: '#A855F7',
+  legendary: '#F97316',
+  mythic: '#EF4444',
+};
+
+// ─── Effect Research Mapping ───────────────────────────────────────────────────
+// Maps research skill IDs to the effect IDs they unlock
+export const EFFECT_RESEARCH_MAPPING: Record<string, string[]> = {
+  // Tier 1 - Basic Spell Effects
+  researchManaSpells: ['spell_manaStrike'],
+  researchFireSpells: ['spell_emberShot', 'spell_fireball'],
+  researchWaterSpells: ['spell_waterJet', 'spell_iceShard'],
+  researchAirSpells: ['spell_gust', 'spell_windSlash'],
+  researchEarthSpells: ['spell_stoneBullet', 'spell_rockSpike'],
+  researchLightSpells: ['spell_lightLance', 'spell_radiance'],
+  researchDarkSpells: ['spell_shadowBolt', 'spell_darkPulse'],
+  researchLifeDeathSpells: ['spell_drain', 'spell_lifeTap'],
+  
+  // Tier 2 - Advanced Spell Effects
+  researchAdvancedFire: ['spell_inferno', 'spell_flameWave'],
+  researchAdvancedWater: ['spell_tidalWave', 'spell_iceStorm'],
+  researchAdvancedAir: ['spell_hurricane', 'spell_windBlade'],
+  researchAdvancedEarth: ['spell_earthquake', 'spell_stoneBarrage'],
+  researchAdvancedLight: ['spell_solarFlare', 'spell_divineSmite'],
+  researchAdvancedDark: ['spell_voidRift', 'spell_shadowStorm'],
+  
+  // Tier 3 - Master Spell Effects
+  researchMasterFire: ['spell_pyroclasm'],
+  researchMasterWater: ['spell_tsunami'],
+  researchMasterEarth: ['spell_meteorStrike'],
+  
+  // Combat Effect Research
+  researchDamageEffects: ['damage_5', 'damage_10', 'damage_pct_10'],
+  researchCombatEffects: ['crit_5', 'attack_speed_10'],
+  
+  // Mana Effect Research
+  researchManaEffects: ['mana_cap_50', 'mana_regen_1', 'click_mana_1'],
+  researchAdvancedManaEffects: ['mana_cap_100', 'mana_regen_2', 'mana_regen_5', 'click_mana_3'],
+  
+  // Utility Effect Research
+  researchUtilityEffects: ['meditate_10', 'study_10', 'insight_5'],
+  
+  // Special Effect Research
+  researchSpecialEffects: ['spell_echo_10', 'lifesteal_5', 'guardian_dmg_10'],
+  researchOverpower: ['overpower_80'],
+};
+
+// Base effects unlocked when player gets enchanting skill level 1
+export const BASE_UNLOCKED_EFFECTS: string[] = [];  // No effects at game start
+
+// Effects that unlock when getting enchanting skill level 1
+export const ENCHANTING_UNLOCK_EFFECTS = ['spell_manaBolt'];
+
+// ─── Base Unlocked Elements ───────────────────────────────────────────────────
+export const BASE_UNLOCKED_ELEMENTS = ['fire', 'water', 'air', 'earth'];
+
+// ─── Study Speed Formula ─────────────────────────────────────────────────────
+export function getStudySpeedMultiplier(skills: Record<string, number>): number {
+  return 1 + (skills.quickLearner || 0) * 0.1;
+}
+
+// ─── Study Cost Formula ───────────────────────────────────────────────────────
+export function getStudyCostMultiplier(skills: Record<string, number>): number {
+  return 1 - (skills.focusedMind || 0) * 0.05;
+}
+
+// ─── Element Opposites for Damage Calculation ────────────────────────────────
+export const ELEMENT_OPPOSITES: Record<string, string> = {
+  fire: 'water', water: 'fire',
+  air: 'earth', earth: 'air',
+  light: 'dark', dark: 'light',
+  life: 'death', death: 'life',
+};
+
+// ─── Element Icon Mapping (Lucide Icons) ──────────────────────────────────────
+// Note: These are string identifiers for dynamic icon loading
+// The actual Lucide icons are imported in the components
+export const ELEMENT_ICON_NAMES: Record<string, string> = {
+  fire: 'Flame',
+  water: 'Droplet',
+  air: 'Wind',
+  earth: 'Mountain',
+  light: 'Sun',
+  dark: 'Moon',
+  life: 'Leaf',
+  death: 'Skull',
+  mental: 'Brain',
+  transference: 'Link',
+  force: 'Wind',
+  blood: 'Droplets',
+  metal: 'Target',
+  wood: 'TreeDeciduous',
+  sand: 'Hourglass',
+  crystal: 'Gem',
+  stellar: 'Star',
+  void: 'CircleDot',
+  raw: 'Circle',
+};

src/lib/game/crafting-slice.ts

@@ -0,0 +1,827 @@
+// ─── Crafting Store Slice ─────────────────────────────────────────────────────────
+// Handles equipment and enchantment system: design, prepare, apply stages
+
+import type { GameState, EquipmentInstance, AppliedEnchantment, EnchantmentDesign, DesignEffect, EquipmentSlot, EquipmentCraftingProgress, LootInventory, AttunementState } from './types';
+import { EQUIPMENT_TYPES, type EquipmentCategory } from './data/equipment';
+import { ENCHANTMENT_EFFECTS, calculateEffectCapacityCost } from './data/enchantment-effects';
+import { CRAFTING_RECIPES, canCraftRecipe, type CraftingRecipe } from './data/crafting-recipes';
+import { SPELLS_DEF } from './constants';
+import { calculateEnchantingXP, getAttunementXPForLevel, MAX_ATTUNEMENT_LEVEL } from './data/attunements';
+
+// ─── Helper Functions ─────────────────────────────────────────────────────────
+
+function generateInstanceId(): string {
+  return `equip_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+}
+
+// Get equipment category from type
+function getEquipmentCategory(typeId: string): EquipmentCategory | null {
+  const type = EQUIPMENT_TYPES[typeId];
+  return type?.category || null;
+}
+
+// Calculate total capacity cost for a design
+function calculateDesignCapacityCost(effects: DesignEffect[], efficiencyBonus: number = 0): number {
+  return effects.reduce((total, eff) => total + calculateEffectCapacityCost(eff.effectId, eff.stacks, efficiencyBonus), 0);
+}
+
+// Calculate design time based on number and complexity of effects
+function calculateDesignTime(effects: DesignEffect[]): number {
+  // Base 1 hour + 0.5 hours per effect stack
+  let time = 1;
+  for (const eff of effects) {
+    const effectDef = ENCHANTMENT_EFFECTS[eff.effectId];
+    if (effectDef) {
+      time += 0.5 * eff.stacks;
+    }
+  }
+  return time;
+}
+
+// Calculate preparation time based on equipment capacity
+function calculatePrepTime(equipmentCapacity: number): number {
+  // Base 2 hours + 1 hour per 50 capacity
+  return 2 + Math.floor(equipmentCapacity / 50);
+}
+
+// Calculate preparation mana cost
+function calculatePrepManaCost(equipmentCapacity: number): number {
+  // 10 mana per capacity point
+  return equipmentCapacity * 10;
+}
+
+// Calculate application time based on design complexity
+function calculateApplicationTime(design: EnchantmentDesign): number {
+  // 2 hours base + 1 hour per effect stack
+  return 2 + design.effects.reduce((total, eff) => total + eff.stacks, 0);
+}
+
+// Calculate application mana cost per hour
+function calculateApplicationManaPerHour(design: EnchantmentDesign): number {
+  // 20 mana per hour base + 5 per effect stack
+  return 20 + design.effects.reduce((total, eff) => total + eff.stacks * 5, 0);
+}
+
+// ─── Crafting Actions Interface ───────────────────────────────────────────────
+
+export interface CraftingActions {
+  // Equipment management
+  createEquipmentInstance: (typeId: string) => string | null;
+  equipItem: (instanceId: string, slot: EquipmentSlot) => boolean;
+  unequipItem: (slot: EquipmentSlot) => void;
+  deleteEquipmentInstance: (instanceId: string) => void;
+
+  // Enchantment design
+  startDesigningEnchantment: (name: string, equipmentTypeId: string, effects: DesignEffect[]) => boolean;
+  cancelDesign: () => void;
+  saveDesign: (design: EnchantmentDesign) => void;
+  deleteDesign: (designId: string) => void;
+
+  // Enchantment preparation
+  startPreparing: (equipmentInstanceId: string) => boolean;
+  cancelPreparation: () => void;
+
+  // Enchantment application
+  startApplying: (equipmentInstanceId: string, designId: string) => boolean;
+  pauseApplication: () => void;
+  resumeApplication: () => void;
+  cancelApplication: () => void;
+
+  // Disenchanting
+  disenchantEquipment: (instanceId: string) => void;
+
+  // Equipment Crafting (from blueprints)
+  startCraftingEquipment: (blueprintId: string) => boolean;
+  cancelEquipmentCrafting: () => void;
+  deleteMaterial: (materialId: string, amount: number) => void;
+
+  // Computed getters
+  getEquipmentSpells: () => string[];
+  getEquipmentEffects: () => Record<string, number>;
+  getAvailableCapacity: (instanceId: string) => number;
+}
+
+// ─── Initial Equipment Setup ───────────────────────────────────────────────────
+
+export function createStartingEquipment(): {
+  equippedInstances: Record<string, string | null>;
+  equipmentInstances: Record<string, EquipmentInstance>;
+} {
+  // Create starting staff with Mana Bolt enchantment
+  const staffId = generateInstanceId();
+  const staffInstance: EquipmentInstance = {
+    instanceId: staffId,
+    typeId: 'basicStaff',
+    name: 'Basic Staff',
+    enchantments: [
+      { effectId: 'spell_manaBolt', stacks: 1, actualCost: 50 }
+    ],
+    usedCapacity: 50,
+    totalCapacity: 50,
+    rarity: 'common',
+    quality: 100,
+  };
+
+  // Create starting clothes
+  const shirtId = generateInstanceId();
+  const shirtInstance: EquipmentInstance = {
+    instanceId: shirtId,
+    typeId: 'civilianShirt',
+    name: 'Civilian Shirt',
+    enchantments: [],
+    usedCapacity: 0,
+    totalCapacity: 30,
+    rarity: 'common',
+    quality: 100,
+  };
+
+  const shoesId = generateInstanceId();
+  const shoesInstance: EquipmentInstance = {
+    instanceId: shoesId,
+    typeId: 'civilianShoes',
+    name: 'Civilian Shoes',
+    enchantments: [],
+    usedCapacity: 0,
+    totalCapacity: 15,
+    rarity: 'common',
+    quality: 100,
+  };
+
+  return {
+    equippedInstances: {
+      mainHand: staffId,
+      offHand: null,
+      head: null,
+      body: shirtId,
+      hands: null,
+      feet: shoesId,
+      accessory1: null,
+      accessory2: null,
+    },
+    equipmentInstances: {
+      [staffId]: staffInstance,
+      [shirtId]: shirtInstance,
+      [shoesId]: shoesInstance,
+    },
+  };
+}
+
+// ─── Crafting Store Extensions ─────────────────────────────────────────────────
+
+export function createCraftingSlice(
+  set: (fn: (state: GameState) => Partial<GameState>) => void,
+  get: () => GameState & CraftingActions
+): CraftingActions {
+  return {
+    // ─── Equipment Management ─────────────────────────────────────────────────
+
+    createEquipmentInstance: (typeId: string) => {
+      const type = EQUIPMENT_TYPES[typeId];
+      if (!type) return null;
+
+      const instanceId = generateInstanceId();
+      const instance: EquipmentInstance = {
+        instanceId,
+        typeId,
+        name: type.name,
+        enchantments: [],
+        usedCapacity: 0,
+        totalCapacity: type.baseCapacity,
+        rarity: 'common',
+        quality: 100,
+      };
+
+      set((state) => ({
+        equipmentInstances: {
+          ...state.equipmentInstances,
+          [instanceId]: instance,
+        },
+      }));
+
+      return instanceId;
+    },
+
+    equipItem: (instanceId: string, slot: EquipmentSlot) => {
+      const state = get();
+      const instance = state.equipmentInstances[instanceId];
+      if (!instance) return false;
+
+      const type = EQUIPMENT_TYPES[instance.typeId];
+      if (!type) return false;
+
+      // Check if equipment can go in this slot
+      const validSlots = type.category === 'accessory'
+        ? ['accessory1', 'accessory2']
+        : [type.slot];
+
+      if (!validSlots.includes(slot)) return false;
+
+      // Check if slot is occupied
+      const currentEquipped = state.equippedInstances[slot];
+      if (currentEquipped === instanceId) return true; // Already equipped here
+
+      // If this item is equipped elsewhere, unequip it first
+      let newEquipped = { ...state.equippedInstances };
+      for (const [s, id] of Object.entries(newEquipped)) {
+        if (id === instanceId) {
+          newEquipped[s as EquipmentSlot] = null;
+        }
+      }
+
+      // Equip to new slot
+      newEquipped[slot] = instanceId;
+
+      set(() => ({ equippedInstances: newEquipped }));
+      return true;
+    },
+
+    unequipItem: (slot: EquipmentSlot) => {
+      set((state) => ({
+        equippedInstances: {
+          ...state.equippedInstances,
+          [slot]: null,
+        },
+      }));
+    },
+
+    deleteEquipmentInstance: (instanceId: string) => {
+      set((state) => {
+        // First unequip if equipped
+        let newEquipped = { ...state.equippedInstances };
+        for (const [slot, id] of Object.entries(newEquipped)) {
+          if (id === instanceId) {
+            newEquipped[slot as EquipmentSlot] = null;
+          }
+        }
+
+        // Remove from instances
+        const newInstances = { ...state.equipmentInstances };
+        delete newInstances[instanceId];
+
+        return {
+          equippedInstances: newEquipped,
+          equipmentInstances: newInstances,
+        };
+      });
+    },
+
+    // ─── Enchantment Design ─────────────────────────────────────────────────
+
+    startDesigningEnchantment: (name: string, equipmentTypeId: string, effects: DesignEffect[]) => {
+      const state = get();
+
+      // Check if player has enchanting skill
+      const enchantingLevel = state.skills.enchanting || 0;
+      if (enchantingLevel < 1) return false;
+
+      // Validate effects for equipment category
+      const category = getEquipmentCategory(equipmentTypeId);
+      if (!category) return false;
+
+      for (const eff of effects) {
+        const effectDef = ENCHANTMENT_EFFECTS[eff.effectId];
+        if (!effectDef) return false;
+        if (!effectDef.allowedEquipmentCategories.includes(category)) return false;
+        if (eff.stacks > effectDef.maxStacks) return false;
+      }
+
+      // Calculate capacity cost
+      const efficiencyBonus = (state.skills.efficientEnchant || 0) * 0.05;
+      const totalCapacityCost = calculateDesignCapacityCost(effects, efficiencyBonus);
+
+      // Create design
+      const designTime = calculateDesignTime(effects);
+      const design: EnchantmentDesign = {
+        id: `design_${Date.now()}`,
+        name,
+        equipmentType: equipmentTypeId,
+        effects,
+        totalCapacityUsed: totalCapacityCost,
+        designTime,
+        created: Date.now(),
+      };
+
+      set(() => ({
+        currentAction: 'design',
+        designProgress: {
+          designId: design.id,
+          progress: 0,
+          required: designTime,
+        },
+      }));
+
+      return true;
+    },
+
+    cancelDesign: () => {
+      set(() => ({
+        currentAction: 'meditate',
+        designProgress: null,
+      }));
+    },
+
+    saveDesign: (design: EnchantmentDesign) => {
+      set((state) => ({
+        enchantmentDesigns: [...state.enchantmentDesigns, design],
+        designProgress: null,
+        currentAction: 'meditate',
+      }));
+    },
+
+    deleteDesign: (designId: string) => {
+      set((state) => ({
+        enchantmentDesigns: state.enchantmentDesigns.filter(d => d.id !== designId),
+      }));
+    },
+
+    // ─── Enchantment Preparation ─────────────────────────────────────────────
+
+    startPreparing: (equipmentInstanceId: string) => {
+      const state = get();
+      const instance = state.equipmentInstances[equipmentInstanceId];
+      if (!instance) return false;
+
+      const prepTime = calculatePrepTime(instance.totalCapacity);
+      const manaCost = calculatePrepManaCost(instance.totalCapacity);
+
+      if (state.rawMana < manaCost) return false;
+
+      set(() => ({
+        currentAction: 'prepare',
+        preparationProgress: {
+          equipmentInstanceId,
+          progress: 0,
+          required: prepTime,
+          manaCostPaid: 0,
+        },
+      }));
+
+      return true;
+    },
+
+    cancelPreparation: () => {
+      set(() => ({
+        currentAction: 'meditate',
+        preparationProgress: null,
+      }));
+    },
+
+    // ─── Enchantment Application ─────────────────────────────────────────────
+
+    startApplying: (equipmentInstanceId: string, designId: string) => {
+      const state = get();
+      const instance = state.equipmentInstances[equipmentInstanceId];
+      const design = state.enchantmentDesigns.find(d => d.id === designId);
+
+      if (!instance || !design) return false;
+
+      // Check capacity
+      if (instance.usedCapacity + design.totalCapacityUsed > instance.totalCapacity) {
+        return false;
+      }
+
+      const applicationTime = calculateApplicationTime(design);
+      const manaPerHour = calculateApplicationManaPerHour(design);
+
+      set(() => ({
+        currentAction: 'enchant',
+        applicationProgress: {
+          equipmentInstanceId,
+          designId,
+          progress: 0,
+          required: applicationTime,
+          manaPerHour,
+          paused: false,
+          manaSpent: 0,
+        },
+      }));
+
+      return true;
+    },
+
+    pauseApplication: () => {
+      set((state) => {
+        if (!state.applicationProgress) return {};
+        return {
+          applicationProgress: {
+            ...state.applicationProgress,
+            paused: true,
+          },
+        };
+      });
+    },
+
+    resumeApplication: () => {
+      set((state) => {
+        if (!state.applicationProgress) return {};
+        return {
+          applicationProgress: {
+            ...state.applicationProgress,
+            paused: false,
+          },
+        };
+      });
+    },
+
+    cancelApplication: () => {
+      set(() => ({
+        currentAction: 'meditate',
+        applicationProgress: null,
+      }));
+    },
+
+    // ─── Disenchanting ─────────────────────────────────────────────────────────
+
+    disenchantEquipment: (instanceId: string) => {
+      const state = get();
+      const instance = state.equipmentInstances[instanceId];
+      if (!instance || instance.enchantments.length === 0) return;
+
+      const disenchantLevel = state.skills.disenchanting || 0;
+      const recoveryRate = 0.1 + disenchantLevel * 0.2; // 10% base + 20% per level
+
+      let totalRecovered = 0;
+      for (const ench of instance.enchantments) {
+        totalRecovered += Math.floor(ench.actualCost * recoveryRate);
+      }
+
+      set((state) => ({
+        rawMana: state.rawMana + totalRecovered,
+        equipmentInstances: {
+          ...state.equipmentInstances,
+          [instanceId]: {
+            ...instance,
+            enchantments: [],
+            usedCapacity: 0,
+          },
+        },
+        log: [`✨ Disenchanted ${instance.name}, recovered ${totalRecovered} mana.`, ...state.log.slice(0, 49)],
+      }));
+    },
+
+    // ─── Computed Getters ─────────────────────────────────────────────────────
+
+    getEquipmentSpells: () => {
+      const state = get();
+      const spells: string[] = [];
+
+      for (const instanceId of Object.values(state.equippedInstances)) {
+        if (!instanceId) continue;
+        const instance = state.equipmentInstances[instanceId];
+        if (!instance) continue;
+
+        for (const ench of instance.enchantments) {
+          const effectDef = ENCHANTMENT_EFFECTS[ench.effectId];
+          if (effectDef?.effect.type === 'spell' && effectDef.effect.spellId) {
+            spells.push(effectDef.effect.spellId);
+          }
+        }
+      }
+
+      return [...new Set(spells)]; // Remove duplicates
+    },
+
+    getEquipmentEffects: () => {
+      const state = get();
+      const effects: Record<string, number> = {};
+
+      for (const instanceId of Object.values(state.equippedInstances)) {
+        if (!instanceId) continue;
+        const instance = state.equipmentInstances[instanceId];
+        if (!instance) continue;
+
+        for (const ench of instance.enchantments) {
+          const effectDef = ENCHANTMENT_EFFECTS[ench.effectId];
+          if (!effectDef) continue;
+
+          if (effectDef.effect.type === 'bonus' && effectDef.effect.stat && effectDef.effect.value) {
+            effects[effectDef.effect.stat] = (effects[effectDef.effect.stat] || 0) + effectDef.effect.value * ench.stacks;
+          }
+        }
+      }
+
+      return effects;
+    },
+
+    getAvailableCapacity: (instanceId: string) => {
+      const state = get();
+      const instance = state.equipmentInstances[instanceId];
+      if (!instance) return 0;
+      return instance.totalCapacity - instance.usedCapacity;
+    },
+
+    // ─── Equipment Crafting (from Blueprints) ───────────────────────────────────
+
+    startCraftingEquipment: (blueprintId: string) => {
+      const state = get();
+      const recipe = CRAFTING_RECIPES[blueprintId];
+      if (!recipe) return false;
+
+      // Check if player has the blueprint
+      if (!state.lootInventory.blueprints.includes(blueprintId)) return false;
+
+      // Check materials
+      const { canCraft, missingMaterials, missingMana } = canCraftRecipe(
+        recipe,
+        state.lootInventory.materials,
+        state.rawMana
+      );
+
+      if (!canCraft) return false;
+
+      // Deduct materials
+      const newMaterials = { ...state.lootInventory.materials };
+      for (const [matId, amount] of Object.entries(recipe.materials)) {
+        newMaterials[matId] = (newMaterials[matId] || 0) - amount;
+        if (newMaterials[matId] <= 0) {
+          delete newMaterials[matId];
+        }
+      }
+
+      // Start crafting progress
+      set((state) => ({
+        lootInventory: {
+          ...state.lootInventory,
+          materials: newMaterials,
+        },
+        rawMana: state.rawMana - recipe.manaCost,
+        currentAction: 'craft',
+        equipmentCraftingProgress: {
+          blueprintId,
+          equipmentTypeId: recipe.equipmentTypeId,
+          progress: 0,
+          required: recipe.craftTime,
+          manaSpent: recipe.manaCost,
+        },
+      }));
+
+      return true;
+    },
+
+    cancelEquipmentCrafting: () => {
+      set((state) => {
+        const progress = state.equipmentCraftingProgress;
+        if (!progress) return {};
+
+        const recipe = CRAFTING_RECIPES[progress.blueprintId];
+        if (!recipe) return { currentAction: 'meditate', equipmentCraftingProgress: null };
+
+        // Refund 50% of mana
+        const manaRefund = Math.floor(progress.manaSpent * 0.5);
+
+        return {
+          currentAction: 'meditate',
+          equipmentCraftingProgress: null,
+          rawMana: state.rawMana + manaRefund,
+          log: [`🚫 Equipment crafting cancelled. Refunded ${manaRefund} mana.`, ...state.log.slice(0, 49)],
+        };
+      });
+    },
+
+    deleteMaterial: (materialId: string, amount: number) => {
+      set((state) => {
+        const currentAmount = state.lootInventory.materials[materialId] || 0;
+        const newAmount = Math.max(0, currentAmount - amount);
+        const newMaterials = { ...state.lootInventory.materials };
+
+        if (newAmount <= 0) {
+          delete newMaterials[materialId];
+        } else {
+          newMaterials[materialId] = newAmount;
+        }
+
+        const dropName = materialId; // Could look up in LOOT_DROPS for proper name
+        return {
+          lootInventory: {
+            ...state.lootInventory,
+            materials: newMaterials,
+          },
+          log: [`🗑️ Deleted ${amount}x ${dropName}.`, ...state.log.slice(0, 49)],
+        };
+      });
+    },
+  };
+}
+
+// ─── Tick Processing for Crafting ─────────────────────────────────────────────
+
+export function processCraftingTick(
+  state: GameState,
+  effects: { rawMana: number; log: string[] }
+): Partial<GameState> {
+  const { rawMana, log } = effects;
+  let updates: Partial<GameState> = {};
+
+  // Process design progress
+  if (state.currentAction === 'design' && state.designProgress) {
+    const progress = state.designProgress.progress + 0.04; // HOURS_PER_TICK
+    if (progress >= state.designProgress.required) {
+      // Design complete - but we need the design data to save it
+      // This will be handled by the UI calling saveDesign
+      updates = {
+        ...updates,
+        log: ['✅ Enchantment design complete!', ...log],
+      };
+    } else {
+      updates = {
+        ...updates,
+        designProgress: {
+          ...state.designProgress,
+          progress,
+        },
+      };
+    }
+  }
+
+  // Process preparation progress
+  if (state.currentAction === 'prepare' && state.preparationProgress) {
+    const prep = state.preparationProgress;
+    const manaPerHour = calculatePrepManaCost(
+      state.equipmentInstances[prep.equipmentInstanceId]?.totalCapacity || 50
+    ) / prep.required;
+    const manaCost = manaPerHour * 0.04; // HOURS_PER_TICK
+
+    if (rawMana >= manaCost) {
+      const progress = prep.progress + 0.04;
+      const manaCostPaid = prep.manaCostPaid + manaCost;
+
+      if (progress >= prep.required) {
+        updates = {
+          ...updates,
+          rawMana: rawMana - manaCost,
+          preparationProgress: null,
+          currentAction: 'meditate',
+          log: ['✅ Equipment prepared for enchanting!', ...log],
+        };
+      } else {
+        updates = {
+          ...updates,
+          rawMana: rawMana - manaCost,
+          preparationProgress: {
+            ...prep,
+            progress,
+            manaCostPaid,
+          },
+        };
+      }
+    }
+  }
+
+  // Process application progress
+  if (state.currentAction === 'enchant' && state.applicationProgress && !state.applicationProgress.paused) {
+    const app = state.applicationProgress;
+    const manaCost = app.manaPerHour * 0.04; // HOURS_PER_TICK
+
+    if (rawMana >= manaCost) {
+      const progress = app.progress + 0.04;
+      const manaSpent = app.manaSpent + manaCost;
+
+      if (progress >= app.required) {
+        // Apply the enchantment!
+        const instance = state.equipmentInstances[app.equipmentInstanceId];
+        const design = state.enchantmentDesigns.find(d => d.id === app.designId);
+
+        if (instance && design) {
+          const newEnchantments: AppliedEnchantment[] = design.effects.map(eff => ({
+            effectId: eff.effectId,
+            stacks: eff.stacks,
+            actualCost: eff.capacityCost,
+          }));
+
+          // Calculate and grant attunement XP to enchanter
+          const xpGained = calculateEnchantingXP(design.totalCapacityUsed);
+          let newAttunements = state.attunements;
+          
+          if (state.attunements.enchanter?.active && xpGained > 0) {
+            const enchanterState = state.attunements.enchanter;
+            let newXP = enchanterState.experience + xpGained;
+            let newLevel = enchanterState.level;
+            
+            // Check for level ups
+            while (newLevel < MAX_ATTUNEMENT_LEVEL) {
+              const xpNeeded = getAttunementXPForLevel(newLevel + 1);
+              if (newXP >= xpNeeded) {
+                newXP -= xpNeeded;
+                newLevel++;
+              } else {
+                break;
+              }
+            }
+            
+            newAttunements = {
+              ...state.attunements,
+              enchanter: {
+                ...enchanterState,
+                level: newLevel,
+                experience: newXP,
+              },
+            };
+          }
+
+          updates = {
+            ...updates,
+            rawMana: rawMana - manaCost,
+            applicationProgress: null,
+            currentAction: 'meditate',
+            attunements: newAttunements,
+            equipmentInstances: {
+              ...state.equipmentInstances,
+              [app.equipmentInstanceId]: {
+                ...instance,
+                enchantments: [...instance.enchantments, ...newEnchantments],
+                usedCapacity: instance.usedCapacity + design.totalCapacityUsed,
+              },
+            },
+            log: [`✨ Enchantment "${design.name}" applied to ${instance.name}! (+${xpGained} Enchanter XP)`, ...log],
+          };
+        }
+      } else {
+        updates = {
+          ...updates,
+          rawMana: rawMana - manaCost,
+          applicationProgress: {
+            ...app,
+            progress,
+            manaSpent,
+          },
+        };
+      }
+    }
+  }
+
+  // Process equipment crafting progress
+  if (state.currentAction === 'craft' && state.equipmentCraftingProgress) {
+    const craft = state.equipmentCraftingProgress;
+    const progress = craft.progress + 0.04; // HOURS_PER_TICK
+
+    if (progress >= craft.required) {
+      // Crafting complete - create the equipment!
+      const recipe = CRAFTING_RECIPES[craft.blueprintId];
+      const equipType = recipe ? EQUIPMENT_TYPES[recipe.equipmentTypeId] : null;
+
+      if (recipe && equipType) {
+        const instanceId = generateInstanceId();
+        const newInstance: EquipmentInstance = {
+          instanceId,
+          typeId: recipe.equipmentTypeId,
+          name: recipe.name,
+          enchantments: [],
+          usedCapacity: 0,
+          totalCapacity: equipType.baseCapacity,
+          rarity: recipe.rarity,
+          quality: 100,
+        };
+
+        updates = {
+          ...updates,
+          equipmentCraftingProgress: null,
+          currentAction: 'meditate',
+          equipmentInstances: {
+            ...state.equipmentInstances,
+            [instanceId]: newInstance,
+          },
+          totalCraftsCompleted: (state.totalCraftsCompleted || 0) + 1,
+          log: [`🔨 Crafted ${recipe.name}!`, ...log],
+        };
+      } else {
+        updates = {
+          ...updates,
+          equipmentCraftingProgress: null,
+          currentAction: 'meditate',
+          log: ['⚠️ Crafting failed - invalid recipe!', ...log],
+        };
+      }
+    } else {
+      updates = {
+        ...updates,
+        equipmentCraftingProgress: {
+          ...craft,
+          progress,
+        },
+      };
+    }
+  }
+
+  return updates;
+}
+
+// ─── Export helper to get equipment instance spells ─────────────────────────────
+
+export function getSpellsFromEquipment(instances: Record<string, EquipmentInstance>, equippedIds: (string | null)[]): string[] {
+  const spells: string[] = [];
+
+  for (const id of equippedIds) {
+    if (!id) continue;
+    const instance = instances[id];
+    if (!instance) continue;
+
+    for (const ench of instance.enchantments) {
+      const effectDef = ENCHANTMENT_EFFECTS[ench.effectId];
+      if (effectDef?.effect.type === 'spell' && effectDef.effect.spellId) {
+        spells.push(effectDef.effect.spellId);
+      }
+    }
+  }
+
+  return [...new Set(spells)];
+}

src/lib/game/data/achievements.ts

@@ -0,0 +1,272 @@
+// ─── Achievement Definitions ───────────────────────────────────────────────────
+
+import type { AchievementDef } from '../types';
+
+export const ACHIEVEMENTS: Record<string, AchievementDef> = {
+  // ─── Combat Achievements ───
+  firstBlood: {
+    id: 'firstBlood',
+    name: 'First Blood',
+    desc: 'Clear your first floor',
+    category: 'combat',
+    requirement: { type: 'floor', value: 2 },
+    reward: { insight: 10 },
+  },
+  floorClimber: {
+    id: 'floorClimber',
+    name: 'Floor Climber',
+    desc: 'Reach floor 10',
+    category: 'combat',
+    requirement: { type: 'floor', value: 10 },
+    reward: { insight: 25, manaBonus: 10 },
+  },
+  spireAssault: {
+    id: 'spireAssault',
+    name: 'Spire Assault',
+    desc: 'Reach floor 25',
+    category: 'combat',
+    requirement: { type: 'floor', value: 25 },
+    reward: { insight: 50, damageBonus: 0.05 },
+  },
+  towerConqueror: {
+    id: 'towerConqueror',
+    name: 'Tower Conqueror',
+    desc: 'Reach floor 50',
+    category: 'combat',
+    requirement: { type: 'floor', value: 50 },
+    reward: { insight: 100, manaBonus: 50, damageBonus: 0.1 },
+  },
+  spireMaster: {
+    id: 'spireMaster',
+    name: 'Spire Master',
+    desc: 'Reach floor 75',
+    category: 'combat',
+    requirement: { type: 'floor', value: 75 },
+    reward: { insight: 200, damageBonus: 0.15, title: 'Spire Master' },
+  },
+  apexReached: {
+    id: 'apexReached',
+    name: 'Apex Reached',
+    desc: 'Reach floor 100',
+    category: 'combat',
+    requirement: { type: 'floor', value: 100 },
+    reward: { insight: 500, manaBonus: 200, damageBonus: 0.25, title: 'Apex Climber' },
+  },
+
+  // ─── Combo Achievements ───
+  comboStarter: {
+    id: 'comboStarter',
+    name: 'Combo Starter',
+    desc: 'Reach a 10-hit combo',
+    category: 'combat',
+    requirement: { type: 'combo', value: 10 },
+    reward: { insight: 15 },
+  },
+  comboMaster: {
+    id: 'comboMaster',
+    name: 'Combo Master',
+    desc: 'Reach a 50-hit combo',
+    category: 'combat',
+    requirement: { type: 'combo', value: 50 },
+    reward: { insight: 50, damageBonus: 0.05 },
+  },
+  comboLegend: {
+    id: 'comboLegend',
+    name: 'Combo Legend',
+    desc: 'Reach a 100-hit combo',
+    category: 'combat',
+    requirement: { type: 'combo', value: 100 },
+    reward: { insight: 150, damageBonus: 0.1, title: 'Combo Legend' },
+  },
+
+  // ─── Damage Achievements ───
+  hundredDamage: {
+    id: 'hundredDamage',
+    name: 'Heavy Hitter',
+    desc: 'Deal 100 damage in a single hit',
+    category: 'combat',
+    requirement: { type: 'damage', value: 100 },
+    reward: { insight: 20 },
+  },
+  thousandDamage: {
+    id: 'thousandDamage',
+    name: 'Devastating Blow',
+    desc: 'Deal 1,000 damage in a single hit',
+    category: 'combat',
+    requirement: { type: 'damage', value: 1000 },
+    reward: { insight: 75, damageBonus: 0.03 },
+  },
+  tenThousandDamage: {
+    id: 'tenThousandDamage',
+    name: 'Apocalypse Now',
+    desc: 'Deal 10,000 damage in a single hit',
+    category: 'combat',
+    requirement: { type: 'damage', value: 10000 },
+    reward: { insight: 200, damageBonus: 0.05, title: 'Apocalypse Bringer' },
+  },
+
+  // ─── Pact Achievements ───
+  pactSeeker: {
+    id: 'pactSeeker',
+    name: 'Pact Seeker',
+    desc: 'Sign your first guardian pact',
+    category: 'progression',
+    requirement: { type: 'pact', value: 1 },
+    reward: { insight: 30 },
+  },
+  pactCollector: {
+    id: 'pactCollector',
+    name: 'Pact Collector',
+    desc: 'Sign 5 guardian pacts',
+    category: 'progression',
+    requirement: { type: 'pact', value: 5 },
+    reward: { insight: 100, manaBonus: 25 },
+  },
+  pactMaster: {
+    id: 'pactMaster',
+    name: 'Pact Master',
+    desc: 'Sign all guardian pacts',
+    category: 'progression',
+    requirement: { type: 'pact', value: 12 },
+    reward: { insight: 500, damageBonus: 0.2, title: 'Pact Master' },
+  },
+
+  // ─── Magic Achievements ───
+  spellCaster: {
+    id: 'spellCaster',
+    name: 'Spell Caster',
+    desc: 'Cast 100 spells',
+    category: 'magic',
+    requirement: { type: 'spells', value: 100 },
+    reward: { insight: 25 },
+  },
+  spellWeaver: {
+    id: 'spellWeaver',
+    name: 'Spell Weaver',
+    desc: 'Cast 1,000 spells',
+    category: 'magic',
+    requirement: { type: 'spells', value: 1000 },
+    reward: { insight: 75, regenBonus: 0.5 },
+  },
+  spellStorm: {
+    id: 'spellStorm',
+    name: 'Spell Storm',
+    desc: 'Cast 10,000 spells',
+    category: 'magic',
+    requirement: { type: 'spells', value: 10000 },
+    reward: { insight: 200, regenBonus: 1, title: 'Storm Caller' },
+  },
+
+  // ─── Mana Achievements ───
+  manaPool: {
+    id: 'manaPool',
+    name: 'Mana Pool',
+    desc: 'Accumulate 1,000 total mana',
+    category: 'magic',
+    requirement: { type: 'mana', value: 1000 },
+    reward: { insight: 20 },
+  },
+  manaLake: {
+    id: 'manaLake',
+    name: 'Mana Lake',
+    desc: 'Accumulate 100,000 total mana',
+    category: 'magic',
+    requirement: { type: 'mana', value: 100000 },
+    reward: { insight: 100, manaBonus: 50 },
+  },
+  manaOcean: {
+    id: 'manaOcean',
+    name: 'Mana Ocean',
+    desc: 'Accumulate 10,000,000 total mana',
+    category: 'magic',
+    requirement: { type: 'mana', value: 10000000 },
+    reward: { insight: 500, manaBonus: 200, title: 'Mana Ocean' },
+  },
+
+  // ─── Crafting Achievements ───
+  enchanter: {
+    id: 'enchanter',
+    name: 'Enchanter',
+    desc: 'Complete your first enchantment',
+    category: 'crafting',
+    requirement: { type: 'craft', value: 1 },
+    reward: { insight: 30 },
+  },
+  masterEnchanter: {
+    id: 'masterEnchanter',
+    name: 'Master Enchanter',
+    desc: 'Complete 10 enchantments',
+    category: 'crafting',
+    requirement: { type: 'craft', value: 10 },
+    reward: { insight: 100, unlockEffect: 'efficiencyBoost' },
+  },
+  legendaryEnchanter: {
+    id: 'legendaryEnchanter',
+    name: 'Legendary Enchanter',
+    desc: 'Complete 50 enchantments',
+    category: 'crafting',
+    requirement: { type: 'craft', value: 50 },
+    reward: { insight: 300, title: 'Legendary Enchanter' },
+  },
+
+  // ─── Special Achievements ───
+  speedRunner: {
+    id: 'speedRunner',
+    name: 'Speed Runner',
+    desc: 'Reach floor 50 in under 5 days',
+    category: 'special',
+    requirement: { type: 'time', value: 5, subType: 'floor50' },
+    reward: { insight: 200, title: 'Speed Demon' },
+    hidden: true,
+  },
+  perfectionist: {
+    id: 'perfectionist',
+    name: 'Perfectionist',
+    desc: 'Reach floor 100 without any guardian pacts',
+    category: 'special',
+    requirement: { type: 'floor', value: 100, subType: 'noPacts' },
+    reward: { insight: 1000, title: 'Perfect Climber' },
+    hidden: true,
+  },
+  survivor: {
+    id: 'survivor',
+    name: 'Survivor',
+    desc: 'Complete a loop during full incursion (day 30+)',
+    category: 'special',
+    requirement: { type: 'time', value: 30 },
+    reward: { insight: 300, manaBonus: 100, title: 'Survivor' },
+  },
+};
+
+// Category colors for UI
+export const ACHIEVEMENT_CATEGORY_COLORS: Record<string, string> = {
+  combat: '#EF4444',     // Red
+  progression: '#F59E0B', // Amber
+  crafting: '#8B5CF6',   // Purple
+  magic: '#3B82F6',      // Blue
+  special: '#EC4899',    // Pink
+};
+
+// Get achievements by category
+export function getAchievementsByCategory(): Record<string, AchievementDef[]> {
+  const result: Record<string, AchievementDef[]> = {};
+  
+  for (const achievement of Object.values(ACHIEVEMENTS)) {
+    if (!result[achievement.category]) {
+      result[achievement.category] = [];
+    }
+    result[achievement.category].push(achievement);
+  }
+  
+  return result;
+}
+
+// Check if an achievement should be revealed
+export function isAchievementRevealed(
+  achievement: AchievementDef,
+  progress: number
+): boolean {
+  if (!achievement.hidden) return true;
+  // Reveal hidden achievements when at 50% progress
+  return progress >= achievement.requirement.value * 0.5;
+}

src/lib/game/data/attunements.ts

@@ -0,0 +1,185 @@
+// ─── Attunement Definitions ─────────────────────────────────────────────────────
+// Attunements are class-like abilities tied to body locations
+// Each provides unique capabilities, primary mana types, and skill access
+
+import type { AttunementDef, AttunementSlot } from '../types';
+
+// Attunement slot display names
+export const ATTUNEMENT_SLOT_NAMES: Record<AttunementSlot, string> = {
+  rightHand: 'Right Hand',
+  leftHand: 'Left Hand',
+  head: 'Head',
+  back: 'Back',
+  chest: 'Chest',
+  leftLeg: 'Left Leg',
+  rightLeg: 'Right Leg',
+};
+
+// All attunement definitions
+export const ATTUNEMENTS_DEF: Record<string, AttunementDef> = {
+  // ─── Enchanter (Right Hand) ─────────────────────────────────────────────────
+  // Unlocks the enchanting system - applying magical effects to equipment
+  // Primary mana: Transference (used to move/apply enchantments)
+  enchanter: {
+    id: 'enchanter',
+    name: 'Enchanter',
+    desc: 'Channel transference mana through your right hand to apply magical enchantments to equipment. The art of enchanting allows you to imbue items with spell effects, stat bonuses, and special properties.',
+    slot: 'rightHand',
+    icon: '✨',
+    color: '#1ABC9C', // Teal (transference color)
+    primaryManaType: 'transference',
+    rawManaRegen: 0.5,
+    conversionRate: 0.2, // Converts 0.2 raw mana to transference per hour
+    unlocked: true, // Starting attunement
+    capabilities: ['enchanting', 'disenchanting'],
+    skillCategories: ['enchant', 'effectResearch'],
+  },
+
+  // ─── Invoker (Chest/Heart) ───────────────────────────────────────────────────
+  // Enables forming pacts with spire guardians
+  // No primary mana - instead gains mana types from each pact signed
+  invoker: {
+    id: 'invoker',
+    name: 'Invoker',
+    desc: 'Open your heart to the guardians of the spire. Form pacts with defeated guardians to gain their elemental affinity and access to their unique powers. Each pact grants access to a new mana type.',
+    slot: 'chest',
+    icon: '💜',
+    color: '#9B59B6', // Purple
+    primaryManaType: undefined, // Invoker has no primary - gains from pacts
+    rawManaRegen: 0.3,
+    conversionRate: 0, // No automatic conversion - mana comes from pacts
+    unlocked: false, // Unlocked through gameplay
+    unlockCondition: 'Defeat your first guardian and choose the path of the Invoker',
+    capabilities: ['pacts', 'guardianPowers', 'elementalMastery'],
+    skillCategories: ['invocation', 'pact'],
+  },
+
+  // ─── Fabricator (Left Hand) ──────────────────────────────────────────────────
+  // Crafts earth golems and earthen gear
+  // Primary mana: Earth
+  // Later with fire mana -> metal mana, can craft metallic gear and golems
+  fabricator: {
+    id: 'fabricator',
+    name: 'Fabricator',
+    desc: 'Shape earth and metal through your left hand to craft golems and equipment. Start with earthen constructs, and unlock metalworking when you gain fire mana to create metal mana.',
+    slot: 'leftHand',
+    icon: '⚒️',
+    color: '#F4A261', // Earth color
+    primaryManaType: 'earth',
+    rawManaRegen: 0.4,
+    conversionRate: 0.25, // Converts 0.25 raw mana to earth per hour
+    unlocked: false, // Unlocked through gameplay
+    unlockCondition: 'Prove your worth as a crafter',
+    capabilities: ['golemCrafting', 'gearCrafting', 'earthShaping'],
+    skillCategories: ['fabrication', 'golemancy'],
+  },
+};
+
+// Helper function to get attunement by slot
+export function getAttunementBySlot(slot: AttunementSlot): AttunementDef | undefined {
+  return Object.values(ATTUNEMENTS_DEF).find(a => a.slot === slot);
+}
+
+// Helper function to get all unlocked attunements for a player
+export function getUnlockedAttunements(attunements: Record<string, { active: boolean; level: number; experience: number }>): AttunementDef[] {
+  return Object.entries(attunements)
+    .filter(([id, state]) => state.active || ATTUNEMENTS_DEF[id]?.unlocked)
+    .map(([id]) => ATTUNEMENTS_DEF[id])
+    .filter(Boolean);
+}
+
+// Helper function to calculate total raw mana regen from attunements (with level scaling)
+export function getTotalAttunementRegen(attunements: Record<string, { active: boolean; level: number; experience: number }>): number {
+  return Object.entries(attunements)
+    .filter(([, state]) => state.active)
+    .reduce((total, [id, state]) => {
+      const def = ATTUNEMENTS_DEF[id];
+      if (!def) return total;
+      // Exponential scaling: base * (1.5 ^ (level - 1))
+      const levelMult = Math.pow(1.5, (state.level || 1) - 1);
+      return total + def.rawManaRegen * levelMult;
+    }, 0);
+}
+
+// Get conversion rate with level scaling
+export function getAttunementConversionRate(attunementId: string, level: number): number {
+  const def = ATTUNEMENTS_DEF[attunementId];
+  if (!def || def.conversionRate <= 0) return 0;
+  // Exponential scaling: base * (1.5 ^ (level - 1))
+  return def.conversionRate * Math.pow(1.5, (level || 1) - 1);
+}
+
+// XP required for attunement level
+export function getAttunementXPForLevel(level: number): number {
+  // New scaling: 
+  // Level 2: 1000 XP
+  // Level 3: 2500 XP
+  // Level 4: 5000 XP
+  // Level 5: 10000 XP
+  // etc. (each level requires 2x the previous, starting from 1000)
+  if (level <= 1) return 0;
+  if (level === 2) return 1000;
+  // For level 3+: 1000 * 2.5^(level-2), but rounded nicely
+  return Math.floor(1000 * Math.pow(2, level - 2) * (level >= 3 ? 1.25 : 1));
+}
+
+// Calculate XP gained from enchanting based on capacity used
+export function calculateEnchantingXP(capacityUsed: number): number {
+  // 1 XP per 10 capacity used, floored, minimum 1
+  return Math.max(1, Math.floor(capacityUsed / 10));
+}
+
+// Max attunement level
+export const MAX_ATTUNEMENT_LEVEL = 10;
+
+// Helper function to get mana types from active attunements and pacts
+export function getAttunementManaTypes(
+  attunements: Record<string, { active: boolean; level: number; experience: number }>,
+  signedPacts: number[]
+): string[] {
+  const manaTypes: string[] = [];
+  
+  // Add primary mana types from active attunements
+  Object.entries(attunements)
+    .filter(([, state]) => state.active)
+    .forEach(([id]) => {
+      const def = ATTUNEMENTS_DEF[id];
+      if (def?.primaryManaType) {
+        manaTypes.push(def.primaryManaType);
+      }
+    });
+  
+  // Invoker gains mana types from signed pacts
+  if (attunements.invoker?.active && signedPacts.length > 0) {
+    // Import GUARDIANS would be circular, so this is handled in the store
+    // For now, just mark that invoker provides pact-based mana
+    manaTypes.push('pactElements');
+  }
+  
+  return [...new Set(manaTypes)]; // Remove duplicates
+}
+
+// Get skill categories available to player based on active attunements
+export function getAvailableSkillCategories(
+  attunements: Record<string, { active: boolean; level: number; experience: number }>
+): string[] {
+  const categories = new Set<string>();
+  
+  // Always available categories
+  categories.add('mana');
+  categories.add('study');
+  categories.add('research');
+  categories.add('ascension');
+  
+  // Add categories from active attunements
+  Object.entries(attunements)
+    .filter(([, state]) => state.active)
+    .forEach(([id]) => {
+      const def = ATTUNEMENTS_DEF[id];
+      if (def?.skillCategories) {
+        def.skillCategories.forEach(cat => categories.add(cat));
+      }
+    });
+  
+  return Array.from(categories);
+}

src/lib/game/data/crafting-recipes.ts

@@ -0,0 +1,257 @@
+// ─── Crafting Recipes ─────────────────────────────────────────────────────────
+// Defines what materials are needed to craft equipment from blueprints
+
+import type { EquipmentSlot } from '../types';
+
+export interface CraftingRecipe {
+  id: string;                      // Blueprint ID (matches loot drop)
+  equipmentTypeId: string;         // Resulting equipment type ID
+  name: string;                    // Display name
+  description: string;
+  rarity: 'common' | 'uncommon' | 'rare' | 'epic' | 'legendary';
+  materials: Record<string, number>;  // materialId -> count required
+  manaCost: number;                // Raw mana cost to craft
+  craftTime: number;               // Hours to craft
+  minFloor: number;                // Minimum floor where blueprint drops
+  unlocked: boolean;               // Whether the player has discovered this
+}
+
+export const CRAFTING_RECIPES: Record<string, CraftingRecipe> = {
+  // ─── Staff Blueprints ───
+  staffBlueprint: {
+    id: 'staffBlueprint',
+    equipmentTypeId: 'oakStaff',
+    name: 'Oak Staff',
+    description: 'A sturdy oak staff with decent mana capacity.',
+    rarity: 'uncommon',
+    materials: {
+      manaCrystalDust: 5,
+      arcaneShard: 2,
+    },
+    manaCost: 200,
+    craftTime: 4,
+    minFloor: 10,
+    unlocked: false,
+  },
+  
+  wandBlueprint: {
+    id: 'wandBlueprint',
+    equipmentTypeId: 'crystalWand',
+    name: 'Crystal Wand',
+    description: 'A wand tipped with a small crystal. Excellent for elemental enchantments.',
+    rarity: 'rare',
+    materials: {
+      manaCrystalDust: 8,
+      arcaneShard: 4,
+      elementalCore: 1,
+    },
+    manaCost: 500,
+    craftTime: 6,
+    minFloor: 20,
+    unlocked: false,
+  },
+  
+  robeBlueprint: {
+    id: 'robeBlueprint',
+    equipmentTypeId: 'scholarRobe',
+    name: 'Scholar Robe',
+    description: 'A robe worn by scholars and researchers.',
+    rarity: 'rare',
+    materials: {
+      manaCrystalDust: 6,
+      arcaneShard: 3,
+      elementalCore: 1,
+    },
+    manaCost: 400,
+    craftTime: 5,
+    minFloor: 25,
+    unlocked: false,
+  },
+  
+  artifactBlueprint: {
+    id: 'artifactBlueprint',
+    equipmentTypeId: 'arcanistStaff',
+    name: 'Arcanist Staff',
+    description: 'A staff designed for advanced spellcasters. High capacity for complex enchantments.',
+    rarity: 'legendary',
+    materials: {
+      manaCrystalDust: 20,
+      arcaneShard: 10,
+      elementalCore: 5,
+      voidEssence: 2,
+      celestialFragment: 1,
+    },
+    manaCost: 2000,
+    craftTime: 12,
+    minFloor: 60,
+    unlocked: false,
+  },
+  
+  // ─── Additional Blueprints ───
+  battlestaffBlueprint: {
+    id: 'battlestaffBlueprint',
+    equipmentTypeId: 'battlestaff',
+    name: 'Battlestaff',
+    description: 'A reinforced staff suitable for both casting and combat.',
+    rarity: 'rare',
+    materials: {
+      manaCrystalDust: 10,
+      arcaneShard: 5,
+      elementalCore: 2,
+    },
+    manaCost: 600,
+    craftTime: 6,
+    minFloor: 30,
+    unlocked: false,
+  },
+  
+  catalystBlueprint: {
+    id: 'catalystBlueprint',
+    equipmentTypeId: 'fireCatalyst',
+    name: 'Fire Catalyst',
+    description: 'A catalyst attuned to fire magic. Enhances fire enchantments.',
+    rarity: 'rare',
+    materials: {
+      manaCrystalDust: 8,
+      arcaneShard: 4,
+      elementalCore: 3,
+    },
+    manaCost: 500,
+    craftTime: 5,
+    minFloor: 25,
+    unlocked: false,
+  },
+  
+  shieldBlueprint: {
+    id: 'shieldBlueprint',
+    equipmentTypeId: 'runicShield',
+    name: 'Runic Shield',
+    description: 'A shield engraved with protective runes.',
+    rarity: 'rare',
+    materials: {
+      manaCrystalDust: 10,
+      arcaneShard: 6,
+      elementalCore: 2,
+    },
+    manaCost: 450,
+    craftTime: 5,
+    minFloor: 28,
+    unlocked: false,
+  },
+  
+  hatBlueprint: {
+    id: 'hatBlueprint',
+    equipmentTypeId: 'wizardHat',
+    name: 'Wizard Hat',
+    description: 'A classic pointed wizard hat. Decent capacity for headwear.',
+    rarity: 'uncommon',
+    materials: {
+      manaCrystalDust: 4,
+      arcaneShard: 2,
+    },
+    manaCost: 150,
+    craftTime: 3,
+    minFloor: 12,
+    unlocked: false,
+  },
+  
+  glovesBlueprint: {
+    id: 'glovesBlueprint',
+    equipmentTypeId: 'spellweaveGloves',
+    name: 'Spellweave Gloves',
+    description: 'Gloves woven with mana-conductive threads.',
+    rarity: 'uncommon',
+    materials: {
+      manaCrystalDust: 3,
+      arcaneShard: 2,
+    },
+    manaCost: 120,
+    craftTime: 3,
+    minFloor: 15,
+    unlocked: false,
+  },
+  
+  bootsBlueprint: {
+    id: 'bootsBlueprint',
+    equipmentTypeId: 'travelerBoots',
+    name: 'Traveler Boots',
+    description: 'Comfortable boots for long journeys.',
+    rarity: 'uncommon',
+    materials: {
+      manaCrystalDust: 3,
+      arcaneShard: 1,
+    },
+    manaCost: 100,
+    craftTime: 2,
+    minFloor: 8,
+    unlocked: false,
+  },
+  
+  ringBlueprint: {
+    id: 'ringBlueprint',
+    equipmentTypeId: 'silverRing',
+    name: 'Silver Ring',
+    description: 'A silver ring with decent magical conductivity.',
+    rarity: 'uncommon',
+    materials: {
+      manaCrystalDust: 2,
+      arcaneShard: 1,
+    },
+    manaCost: 80,
+    craftTime: 2,
+    minFloor: 10,
+    unlocked: false,
+  },
+  
+  amuletBlueprint: {
+    id: 'amuletBlueprint',
+    equipmentTypeId: 'silverAmulet',
+    name: 'Silver Amulet',
+    description: 'A silver amulet with a small gem.',
+    rarity: 'uncommon',
+    materials: {
+      manaCrystalDust: 3,
+      arcaneShard: 2,
+    },
+    manaCost: 100,
+    craftTime: 3,
+    minFloor: 12,
+    unlocked: false,
+  },
+};
+
+// Helper functions
+export function getRecipeByBlueprint(blueprintId: string): CraftingRecipe | undefined {
+  return CRAFTING_RECIPES[blueprintId];
+}
+
+export function canCraftRecipe(
+  recipe: CraftingRecipe,
+  materials: Record<string, number>,
+  rawMana: number
+): { canCraft: boolean; missingMaterials: Record<string, number>; missingMana: number } {
+  const missingMaterials: Record<string, number> = {};
+  let canCraft = true;
+  
+  for (const [matId, required] of Object.entries(recipe.materials)) {
+    const available = materials[matId] || 0;
+    if (available < required) {
+      missingMaterials[matId] = required - available;
+      canCraft = false;
+    }
+  }
+  
+  const missingMana = Math.max(0, recipe.manaCost - rawMana);
+  if (missingMana > 0) {
+    canCraft = false;
+  }
+  
+  return { canCraft, missingMaterials, missingMana };
+}
+
+// Get all recipes available based on unlocked blueprints
+export function getAvailableRecipes(unlockedBlueprints: string[]): CraftingRecipe[] {
+  return unlockedBlueprints
+    .map(bpId => CRAFTING_RECIPES[bpId])
+    .filter(Boolean);
+}

src/lib/game/data/enchantment-effects.ts

@@ -0,0 +1,603 @@
+// ─── Enchantment Effects Catalogue ────────────────────────────────────────────────
+// All available enchantment effects that can be applied to equipment
+
+import type { EquipmentCategory } from './equipment'
+
+// Helper to define allowed equipment categories for each effect type
+const ALL_CASTER: EquipmentCategory[] = ['caster']
+const CASTER_AND_HANDS: EquipmentCategory[] = ['caster', 'hands']
+const BODY_AND_SHIELD: EquipmentCategory[] = ['body', 'shield']
+const CASTER_CATALYST_ACCESSORY: EquipmentCategory[] = ['caster', 'catalyst', 'accessory']
+const MANA_EQUIPMENT: EquipmentCategory[] = ['caster', 'catalyst', 'head', 'body', 'accessory']
+const UTILITY_EQUIPMENT: EquipmentCategory[] = ['caster', 'catalyst', 'head', 'body', 'hands', 'feet', 'accessory']
+const ALL_EQUIPMENT: EquipmentCategory[] = ['caster', 'shield', 'catalyst', 'head', 'body', 'hands', 'feet', 'accessory']
+
+export type EnchantmentEffectCategory = 'spell' | 'mana' | 'combat' | 'elemental' | 'defense' | 'utility' | 'special'
+
+export interface EnchantmentEffectDef {
+  id: string;
+  name: string;
+  description: string;
+  category: EnchantmentEffectCategory;
+  baseCapacityCost: number;
+  maxStacks: number;
+  allowedEquipmentCategories: EquipmentCategory[];
+  effect: {
+    type: 'spell' | 'bonus' | 'multiplier' | 'special';
+    spellId?: string;
+    stat?: string;
+    value?: number;
+    specialId?: string;
+  };
+}
+
+export const ENCHANTMENT_EFFECTS: Record<string, EnchantmentEffectDef> = {
+  // ═══════════════════════════════════════════════════════════════════════════
+  // SPELL EFFECTS - Only for CASTER equipment (staves, wands, rods, orbs)
+  // ═══════════════════════════════════════════════════════════════════════════
+  
+  // Tier 0 - Basic Spells
+  spell_manaBolt: {
+    id: 'spell_manaBolt',
+    name: 'Mana Bolt',
+    description: 'Grants the ability to cast Mana Bolt (5 base damage, raw mana cost)',
+    category: 'spell',
+    baseCapacityCost: 50,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'manaBolt' }
+  },
+  spell_manaStrike: {
+    id: 'spell_manaStrike',
+    name: 'Mana Strike',
+    description: 'Grants the ability to cast Mana Strike (8 base damage, raw mana cost)',
+    category: 'spell',
+    baseCapacityCost: 40,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'manaStrike' }
+  },
+
+  // Tier 1 - Basic Elemental Spells
+  spell_fireball: {
+    id: 'spell_fireball',
+    name: 'Fireball',
+    description: 'Grants the ability to cast Fireball (15 fire damage)',
+    category: 'spell',
+    baseCapacityCost: 80,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'fireball' }
+  },
+  spell_emberShot: {
+    id: 'spell_emberShot',
+    name: 'Ember Shot',
+    description: 'Grants the ability to cast Ember Shot (10 fire damage, fast cast)',
+    category: 'spell',
+    baseCapacityCost: 60,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'emberShot' }
+  },
+  spell_waterJet: {
+    id: 'spell_waterJet',
+    name: 'Water Jet',
+    description: 'Grants the ability to cast Water Jet (12 water damage)',
+    category: 'spell',
+    baseCapacityCost: 70,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'waterJet' }
+  },
+  spell_iceShard: {
+    id: 'spell_iceShard',
+    name: 'Ice Shard',
+    description: 'Grants the ability to cast Ice Shard (14 water damage)',
+    category: 'spell',
+    baseCapacityCost: 75,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'iceShard' }
+  },
+  spell_gust: {
+    id: 'spell_gust',
+    name: 'Gust',
+    description: 'Grants the ability to cast Gust (10 air damage, fast cast)',
+    category: 'spell',
+    baseCapacityCost: 60,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'gust' }
+  },
+  spell_stoneBullet: {
+    id: 'spell_stoneBullet',
+    name: 'Stone Bullet',
+    description: 'Grants the ability to cast Stone Bullet (16 earth damage)',
+    category: 'spell',
+    baseCapacityCost: 80,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'stoneBullet' }
+  },
+  spell_lightLance: {
+    id: 'spell_lightLance',
+    name: 'Light Lance',
+    description: 'Grants the ability to cast Light Lance (18 light damage)',
+    category: 'spell',
+    baseCapacityCost: 95,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'lightLance' }
+  },
+  spell_shadowBolt: {
+    id: 'spell_shadowBolt',
+    name: 'Shadow Bolt',
+    description: 'Grants the ability to cast Shadow Bolt (16 dark damage)',
+    category: 'spell',
+    baseCapacityCost: 95,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'shadowBolt' }
+  },
+  spell_drain: {
+    id: 'spell_drain',
+    name: 'Drain',
+    description: 'Grants the ability to cast Drain (10 death damage, 20% lifesteal)',
+    category: 'spell',
+    baseCapacityCost: 85,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'drain' }
+  },
+  spell_lifeTap: {
+    id: 'spell_lifeTap',
+    name: 'Life Tap',
+    description: 'Grants the ability to cast Life Tap (8 life damage, 30% lifesteal)',
+    category: 'spell',
+    baseCapacityCost: 70,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'lifeTap' }
+  },
+
+  // Tier 2 - Advanced Spells
+  spell_inferno: {
+    id: 'spell_inferno',
+    name: 'Inferno',
+    description: 'Grants the ability to cast Inferno (60 fire damage)',
+    category: 'spell',
+    baseCapacityCost: 180,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'inferno' }
+  },
+  spell_tidalWave: {
+    id: 'spell_tidalWave',
+    name: 'Tidal Wave',
+    description: 'Grants the ability to cast Tidal Wave (55 water damage)',
+    category: 'spell',
+    baseCapacityCost: 175,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'tidalWave' }
+  },
+  spell_hurricane: {
+    id: 'spell_hurricane',
+    name: 'Hurricane',
+    description: 'Grants the ability to cast Hurricane (50 air damage)',
+    category: 'spell',
+    baseCapacityCost: 170,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'hurricane' }
+  },
+  spell_earthquake: {
+    id: 'spell_earthquake',
+    name: 'Earthquake',
+    description: 'Grants the ability to cast Earthquake (70 earth damage)',
+    category: 'spell',
+    baseCapacityCost: 200,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'earthquake' }
+  },
+  spell_solarFlare: {
+    id: 'spell_solarFlare',
+    name: 'Solar Flare',
+    description: 'Grants the ability to cast Solar Flare (65 light damage)',
+    category: 'spell',
+    baseCapacityCost: 190,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'solarFlare' }
+  },
+  spell_voidRift: {
+    id: 'spell_voidRift',
+    name: 'Void Rift',
+    description: 'Grants the ability to cast Void Rift (55 dark damage)',
+    category: 'spell',
+    baseCapacityCost: 175,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'voidRift' }
+  },
+
+  // Additional Tier 1 Spells
+  spell_windSlash: {
+    id: 'spell_windSlash',
+    name: 'Wind Slash',
+    description: 'Grants the ability to cast Wind Slash (12 air damage)',
+    category: 'spell',
+    baseCapacityCost: 72,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'windSlash' }
+  },
+  spell_rockSpike: {
+    id: 'spell_rockSpike',
+    name: 'Rock Spike',
+    description: 'Grants the ability to cast Rock Spike (18 earth damage)',
+    category: 'spell',
+    baseCapacityCost: 88,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'rockSpike' }
+  },
+  spell_radiance: {
+    id: 'spell_radiance',
+    name: 'Radiance',
+    description: 'Grants the ability to cast Radiance (14 light damage)',
+    category: 'spell',
+    baseCapacityCost: 80,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'radiance' }
+  },
+  spell_darkPulse: {
+    id: 'spell_darkPulse',
+    name: 'Dark Pulse',
+    description: 'Grants the ability to cast Dark Pulse (12 dark damage)',
+    category: 'spell',
+    baseCapacityCost: 68,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'darkPulse' }
+  },
+
+  // Additional Tier 2 Spells
+  spell_flameWave: {
+    id: 'spell_flameWave',
+    name: 'Flame Wave',
+    description: 'Grants the ability to cast Flame Wave (45 fire damage)',
+    category: 'spell',
+    baseCapacityCost: 165,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'flameWave' }
+  },
+  spell_iceStorm: {
+    id: 'spell_iceStorm',
+    name: 'Ice Storm',
+    description: 'Grants the ability to cast Ice Storm (50 water damage)',
+    category: 'spell',
+    baseCapacityCost: 170,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'iceStorm' }
+  },
+  spell_windBlade: {
+    id: 'spell_windBlade',
+    name: 'Wind Blade',
+    description: 'Grants the ability to cast Wind Blade (40 air damage)',
+    category: 'spell',
+    baseCapacityCost: 155,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'windBlade' }
+  },
+  spell_stoneBarrage: {
+    id: 'spell_stoneBarrage',
+    name: 'Stone Barrage',
+    description: 'Grants the ability to cast Stone Barrage (55 earth damage)',
+    category: 'spell',
+    baseCapacityCost: 175,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'stoneBarrage' }
+  },
+  spell_divineSmite: {
+    id: 'spell_divineSmite',
+    name: 'Divine Smite',
+    description: 'Grants the ability to cast Divine Smite (55 light damage)',
+    category: 'spell',
+    baseCapacityCost: 175,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'divineSmite' }
+  },
+  spell_shadowStorm: {
+    id: 'spell_shadowStorm',
+    name: 'Shadow Storm',
+    description: 'Grants the ability to cast Shadow Storm (48 dark damage)',
+    category: 'spell',
+    baseCapacityCost: 168,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'shadowStorm' }
+  },
+
+  // Tier 3 - Master Spells
+  spell_pyroclasm: {
+    id: 'spell_pyroclasm',
+    name: 'Pyroclasm',
+    description: 'Grants the ability to cast Pyroclasm (250 fire damage)',
+    category: 'spell',
+    baseCapacityCost: 400,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'pyroclasm' }
+  },
+  spell_tsunami: {
+    id: 'spell_tsunami',
+    name: 'Tsunami',
+    description: 'Grants the ability to cast Tsunami (220 water damage)',
+    category: 'spell',
+    baseCapacityCost: 380,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'tsunami' }
+  },
+  spell_meteorStrike: {
+    id: 'spell_meteorStrike',
+    name: 'Meteor Strike',
+    description: 'Grants the ability to cast Meteor Strike (280 earth damage)',
+    category: 'spell',
+    baseCapacityCost: 420,
+    maxStacks: 1,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'spell', spellId: 'meteorStrike' }
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // MANA EFFECTS - Boost mana capacity and regeneration
+  // ═══════════════════════════════════════════════════════════════════════════
+  
+  mana_cap_50: {
+    id: 'mana_cap_50',
+    name: 'Mana Reserve',
+    description: '+50 maximum mana',
+    category: 'mana',
+    baseCapacityCost: 20,
+    maxStacks: 3,
+    allowedEquipmentCategories: MANA_EQUIPMENT,
+    effect: { type: 'bonus', stat: 'maxMana', value: 50 }
+  },
+  mana_cap_100: {
+    id: 'mana_cap_100',
+    name: 'Mana Reservoir',
+    description: '+100 maximum mana',
+    category: 'mana',
+    baseCapacityCost: 35,
+    maxStacks: 3,
+    allowedEquipmentCategories: MANA_EQUIPMENT,
+    effect: { type: 'bonus', stat: 'maxMana', value: 100 }
+  },
+  mana_regen_1: {
+    id: 'mana_regen_1',
+    name: 'Trickle',
+    description: '+1 mana per hour regeneration',
+    category: 'mana',
+    baseCapacityCost: 15,
+    maxStacks: 5,
+    allowedEquipmentCategories: MANA_EQUIPMENT,
+    effect: { type: 'bonus', stat: 'regen', value: 1 }
+  },
+  mana_regen_2: {
+    id: 'mana_regen_2',
+    name: 'Stream',
+    description: '+2 mana per hour regeneration',
+    category: 'mana',
+    baseCapacityCost: 28,
+    maxStacks: 4,
+    allowedEquipmentCategories: MANA_EQUIPMENT,
+    effect: { type: 'bonus', stat: 'regen', value: 2 }
+  },
+  mana_regen_5: {
+    id: 'mana_regen_5',
+    name: 'River',
+    description: '+5 mana per hour regeneration',
+    category: 'mana',
+    baseCapacityCost: 50,
+    maxStacks: 3,
+    allowedEquipmentCategories: MANA_EQUIPMENT,
+    effect: { type: 'bonus', stat: 'regen', value: 5 }
+  },
+  click_mana_1: {
+    id: 'click_mana_1',
+    name: 'Mana Tap',
+    description: '+1 mana per click',
+    category: 'mana',
+    baseCapacityCost: 20,
+    maxStacks: 5,
+    allowedEquipmentCategories: MANA_EQUIPMENT,
+    effect: { type: 'bonus', stat: 'clickMana', value: 1 }
+  },
+  click_mana_3: {
+    id: 'click_mana_3',
+    name: 'Mana Surge',
+    description: '+3 mana per click',
+    category: 'mana',
+    baseCapacityCost: 35,
+    maxStacks: 3,
+    allowedEquipmentCategories: MANA_EQUIPMENT,
+    effect: { type: 'bonus', stat: 'clickMana', value: 3 }
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // COMBAT EFFECTS - Damage and attack enhancements
+  // ═══════════════════════════════════════════════════════════════════════════
+  
+  damage_5: {
+    id: 'damage_5',
+    name: 'Minor Power',
+    description: '+5 base damage',
+    category: 'combat',
+    baseCapacityCost: 15,
+    maxStacks: 5,
+    allowedEquipmentCategories: CASTER_AND_HANDS,
+    effect: { type: 'bonus', stat: 'baseDamage', value: 5 }
+  },
+  damage_10: {
+    id: 'damage_10',
+    name: 'Moderate Power',
+    description: '+10 base damage',
+    category: 'combat',
+    baseCapacityCost: 28,
+    maxStacks: 4,
+    allowedEquipmentCategories: CASTER_AND_HANDS,
+    effect: { type: 'bonus', stat: 'baseDamage', value: 10 }
+  },
+  damage_pct_10: {
+    id: 'damage_pct_10',
+    name: 'Amplification',
+    description: '+10% damage',
+    category: 'combat',
+    baseCapacityCost: 30,
+    maxStacks: 3,
+    allowedEquipmentCategories: CASTER_AND_HANDS,
+    effect: { type: 'multiplier', stat: 'baseDamage', value: 1.10 }
+  },
+  crit_5: {
+    id: 'crit_5',
+    name: 'Sharp Edge',
+    description: '+5% critical hit chance',
+    category: 'combat',
+    baseCapacityCost: 20,
+    maxStacks: 4,
+    allowedEquipmentCategories: CASTER_AND_HANDS,
+    effect: { type: 'bonus', stat: 'critChance', value: 0.05 }
+  },
+  attack_speed_10: {
+    id: 'attack_speed_10',
+    name: 'Swift Casting',
+    description: '+10% attack speed',
+    category: 'combat',
+    baseCapacityCost: 22,
+    maxStacks: 4,
+    allowedEquipmentCategories: CASTER_AND_HANDS,
+    effect: { type: 'multiplier', stat: 'attackSpeed', value: 1.10 }
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // UTILITY EFFECTS - Study speed, insight, meditation
+  // ═══════════════════════════════════════════════════════════════════════════
+  
+  meditate_10: {
+    id: 'meditate_10',
+    name: 'Meditative Focus',
+    description: '+10% meditation efficiency',
+    category: 'utility',
+    baseCapacityCost: 18,
+    maxStacks: 5,
+    allowedEquipmentCategories: ['head', 'body', 'accessory'],
+    effect: { type: 'multiplier', stat: 'meditationEfficiency', value: 1.10 }
+  },
+  study_10: {
+    id: 'study_10',
+    name: 'Quick Study',
+    description: '+10% study speed',
+    category: 'utility',
+    baseCapacityCost: 22,
+    maxStacks: 4,
+    allowedEquipmentCategories: UTILITY_EQUIPMENT,
+    effect: { type: 'multiplier', stat: 'studySpeed', value: 1.10 }
+  },
+  insight_5: {
+    id: 'insight_5',
+    name: 'Insightful',
+    description: '+5% insight gain',
+    category: 'utility',
+    baseCapacityCost: 25,
+    maxStacks: 4,
+    allowedEquipmentCategories: ['head', 'accessory'],
+    effect: { type: 'multiplier', stat: 'insightGain', value: 1.05 }
+  },
+
+  // ═══════════════════════════════════════════════════════════════════════════
+  // SPECIAL EFFECTS - Unique and powerful effects
+  // ═══════════════════════════════════════════════════════════════════════════
+  
+  spell_echo_10: {
+    id: 'spell_echo_10',
+    name: 'Echo Chamber',
+    description: '10% chance to cast a spell twice',
+    category: 'special',
+    baseCapacityCost: 60,
+    maxStacks: 2,
+    allowedEquipmentCategories: ALL_CASTER,
+    effect: { type: 'special', specialId: 'spellEcho10' }
+  },
+  lifesteal_5: {
+    id: 'lifesteal_5',
+    name: 'Siphoning',
+    description: '5% of damage dealt is returned as mana',
+    category: 'special',
+    baseCapacityCost: 45,
+    maxStacks: 2,
+    allowedEquipmentCategories: CASTER_AND_HANDS,
+    effect: { type: 'special', specialId: 'lifesteal5' }
+  },
+  guardian_dmg_10: {
+    id: 'guardian_dmg_10',
+    name: 'Bane',
+    description: '+10% damage to guardians',
+    category: 'special',
+    baseCapacityCost: 35,
+    maxStacks: 3,
+    allowedEquipmentCategories: CASTER_CATALYST_ACCESSORY,
+    effect: { type: 'multiplier', stat: 'guardianDamage', value: 1.10 }
+  },
+  overpower_80: {
+    id: 'overpower_80',
+    name: 'Overpower',
+    description: '+50% damage when mana above 80%',
+    category: 'special',
+    baseCapacityCost: 55,
+    maxStacks: 1,
+    allowedEquipmentCategories: CASTER_AND_HANDS,
+    effect: { type: 'special', specialId: 'overpower' }
+  },
+};
+
+// ─── Helper Functions ────────────────────────────────────────────────────────────
+
+export function getEnchantmentEffect(id: string): EnchantmentEffectDef | undefined {
+  return ENCHANTMENT_EFFECTS[id];
+}
+
+export function getEffectsForEquipment(equipmentCategory: EquipmentCategory): EnchantmentEffectDef[] {
+  return Object.values(ENCHANTMENT_EFFECTS).filter(effect => 
+    effect.allowedEquipmentCategories.includes(equipmentCategory)
+  );
+}
+
+export function canApplyEffect(effectId: string, equipmentCategory: EquipmentCategory): boolean {
+  const effect = ENCHANTMENT_EFFECTS[effectId];
+  if (!effect) return false;
+  return effect.allowedEquipmentCategories.includes(equipmentCategory);
+}
+
+export function calculateEffectCapacityCost(effectId: string, stacks: number, efficiencyBonus: number = 0): number {
+  const effect = ENCHANTMENT_EFFECTS[effectId];
+  if (!effect) return 0;
+  
+  let totalCost = 0;
+  for (let i = 0; i < stacks; i++) {
+    // Each additional stack costs 20% more
+    const stackMultiplier = 1 + (i * 0.2);
+    totalCost += effect.baseCapacityCost * stackMultiplier;
+  }
+  
+  // Apply efficiency bonus (reduces cost)
+  return Math.floor(totalCost * (1 - efficiencyBonus));
+}

src/lib/game/data/equipment.ts

@@ -0,0 +1,411 @@
+// ─── Equipment Types ─────────────────────────────────────────────────────────
+
+export type EquipmentSlot = 'mainHand' | 'offHand' | 'head' | 'body' | 'hands' | 'feet' | 'accessory1' | 'accessory2';
+export type EquipmentCategory = 'caster' | 'shield' | 'catalyst' | 'head' | 'body' | 'hands' | 'feet' | 'accessory';
+
+// All equipment slots in order
+export const EQUIPMENT_SLOTS: EquipmentSlot[] = ['mainHand', 'offHand', 'head', 'body', 'hands', 'feet', 'accessory1', 'accessory2'];
+
+export interface EquipmentType {
+  id: string;
+  name: string;
+  category: EquipmentCategory;
+  slot: EquipmentSlot;
+  baseCapacity: number;
+  description: string;
+}
+
+// ─── Equipment Types Definition ─────────────────────────────────────────────
+
+export const EQUIPMENT_TYPES: Record<string, EquipmentType> = {
+  // ─── Main Hand - Casters ─────────────────────────────────────────────────
+  basicStaff: {
+    id: 'basicStaff',
+    name: 'Basic Staff',
+    category: 'caster',
+    slot: 'mainHand',
+    baseCapacity: 50,
+    description: 'A simple wooden staff, basic but reliable for channeling mana.',
+  },
+  apprenticeWand: {
+    id: 'apprenticeWand',
+    name: 'Apprentice Wand',
+    category: 'caster',
+    slot: 'mainHand',
+    baseCapacity: 35,
+    description: 'A lightweight wand favored by apprentices. Lower capacity but faster to prepare.',
+  },
+  oakStaff: {
+    id: 'oakStaff',
+    name: 'Oak Staff',
+    category: 'caster',
+    slot: 'mainHand',
+    baseCapacity: 65,
+    description: 'A sturdy oak staff with decent mana capacity.',
+  },
+  crystalWand: {
+    id: 'crystalWand',
+    name: 'Crystal Wand',
+    category: 'caster',
+    slot: 'mainHand',
+    baseCapacity: 45,
+    description: 'A wand tipped with a small crystal. Excellent for elemental enchantments.',
+  },
+  arcanistStaff: {
+    id: 'arcanistStaff',
+    name: 'Arcanist Staff',
+    category: 'caster',
+    slot: 'mainHand',
+    baseCapacity: 80,
+    description: 'A staff designed for advanced spellcasters. High capacity for complex enchantments.',
+  },
+  battlestaff: {
+    id: 'battlestaff',
+    name: 'Battlestaff',
+    category: 'caster',
+    slot: 'mainHand',
+    baseCapacity: 70,
+    description: 'A reinforced staff suitable for both casting and combat.',
+  },
+  
+  // ─── Main Hand - Catalysts ────────────────────────────────────────────────
+  basicCatalyst: {
+    id: 'basicCatalyst',
+    name: 'Basic Catalyst',
+    category: 'catalyst',
+    slot: 'mainHand',
+    baseCapacity: 40,
+    description: 'A simple catalyst for amplifying magical effects.',
+  },
+  fireCatalyst: {
+    id: 'fireCatalyst',
+    name: 'Fire Catalyst',
+    category: 'catalyst',
+    slot: 'mainHand',
+    baseCapacity: 55,
+    description: 'A catalyst attuned to fire magic. Enhances fire enchantments.',
+  },
+  voidCatalyst: {
+    id: 'voidCatalyst',
+    name: 'Void Catalyst',
+    category: 'catalyst',
+    slot: 'mainHand',
+    baseCapacity: 75,
+    description: 'A rare catalyst touched by void energy. High capacity but volatile.',
+  },
+  
+  // ─── Off Hand - Shields ───────────────────────────────────────────────────
+  basicShield: {
+    id: 'basicShield',
+    name: 'Basic Shield',
+    category: 'shield',
+    slot: 'offHand',
+    baseCapacity: 40,
+    description: 'A simple wooden shield. Provides basic protection.',
+  },
+  reinforcedShield: {
+    id: 'reinforcedShield',
+    name: 'Reinforced Shield',
+    category: 'shield',
+    slot: 'offHand',
+    baseCapacity: 55,
+    description: 'A metal-reinforced shield with enhanced durability and capacity.',
+  },
+  runicShield: {
+    id: 'runicShield',
+    name: 'Runic Shield',
+    category: 'shield',
+    slot: 'offHand',
+    baseCapacity: 70,
+    description: 'A shield engraved with protective runes. Excellent for defensive enchantments.',
+  },
+  manaShield: {
+    id: 'manaShield',
+    name: 'Mana Shield',
+    category: 'shield',
+    slot: 'offHand',
+    baseCapacity: 60,
+    description: 'A crystalline shield that can store and reflect mana.',
+  },
+  
+  // ─── Head ─────────────────────────────────────────────────────────────────
+  clothHood: {
+    id: 'clothHood',
+    name: 'Cloth Hood',
+    category: 'head',
+    slot: 'head',
+    baseCapacity: 25,
+    description: 'A simple cloth hood. Minimal protection but comfortable.',
+  },
+  apprenticeCap: {
+    id: 'apprenticeCap',
+    name: 'Apprentice Cap',
+    category: 'head',
+    slot: 'head',
+    baseCapacity: 30,
+    description: 'The traditional cap of magic apprentices.',
+  },
+  wizardHat: {
+    id: 'wizardHat',
+    name: 'Wizard Hat',
+    category: 'head',
+    slot: 'head',
+    baseCapacity: 45,
+    description: 'A classic pointed wizard hat. Decent capacity for headwear.',
+  },
+  arcanistCirclet: {
+    id: 'arcanistCirclet',
+    name: 'Arcanist Circlet',
+    category: 'head',
+    slot: 'head',
+    baseCapacity: 40,
+    description: 'A silver circlet worn by accomplished arcanists.',
+  },
+  battleHelm: {
+    id: 'battleHelm',
+    name: 'Battle Helm',
+    category: 'head',
+    slot: 'head',
+    baseCapacity: 50,
+    description: 'A sturdy helm for battle mages.',
+  },
+  
+  // ─── Body ────────────────────────────────────────────────────────────────
+  civilianShirt: {
+    id: 'civilianShirt',
+    name: 'Civilian Shirt',
+    category: 'body',
+    slot: 'body',
+    baseCapacity: 30,
+    description: 'A plain shirt with minimal magical properties.',
+  },
+  apprenticeRobe: {
+    id: 'apprenticeRobe',
+    name: 'Apprentice Robe',
+    category: 'body',
+    slot: 'body',
+    baseCapacity: 45,
+    description: 'The standard robe for magic apprentices.',
+  },
+  scholarRobe: {
+    id: 'scholarRobe',
+    name: 'Scholar Robe',
+    category: 'body',
+    slot: 'body',
+    baseCapacity: 55,
+    description: 'A robe worn by scholars and researchers.',
+  },
+  battleRobe: {
+    id: 'battleRobe',
+    name: 'Battle Robe',
+    category: 'body',
+    slot: 'body',
+    baseCapacity: 65,
+    description: 'A reinforced robe designed for combat mages.',
+  },
+  arcanistRobe: {
+    id: 'arcanistRobe',
+    name: 'Arcanist Robe',
+    category: 'body',
+    slot: 'body',
+    baseCapacity: 80,
+    description: 'An ornate robe for master arcanists. High capacity for body armor.',
+  },
+  
+  // ─── Hands ───────────────────────────────────────────────────────────────
+  civilianGloves: {
+    id: 'civilianGloves',
+    name: 'Civilian Gloves',
+    category: 'hands',
+    slot: 'hands',
+    baseCapacity: 20,
+    description: 'Simple cloth gloves. Minimal magical capacity.',
+  },
+  apprenticeGloves: {
+    id: 'apprenticeGloves',
+    name: 'Apprentice Gloves',
+    category: 'hands',
+    slot: 'hands',
+    baseCapacity: 30,
+    description: 'Basic gloves for handling magical components.',
+  },
+  spellweaveGloves: {
+    id: 'spellweaveGloves',
+    name: 'Spellweave Gloves',
+    category: 'hands',
+    slot: 'hands',
+    baseCapacity: 40,
+    description: 'Gloves woven with mana-conductive threads.',
+  },
+  combatGauntlets: {
+    id: 'combatGauntlets',
+    name: 'Combat Gauntlets',
+    category: 'hands',
+    slot: 'hands',
+    baseCapacity: 35,
+    description: 'Armored gauntlets for battle mages.',
+  },
+  
+  // ─── Feet ────────────────────────────────────────────────────────────────
+  civilianShoes: {
+    id: 'civilianShoes',
+    name: 'Civilian Shoes',
+    category: 'feet',
+    slot: 'feet',
+    baseCapacity: 15,
+    description: 'Simple leather shoes. No special properties.',
+  },
+  apprenticeBoots: {
+    id: 'apprenticeBoots',
+    name: 'Apprentice Boots',
+    category: 'feet',
+    slot: 'feet',
+    baseCapacity: 25,
+    description: 'Basic boots for magic students.',
+  },
+  travelerBoots: {
+    id: 'travelerBoots',
+    name: 'Traveler Boots',
+    category: 'feet',
+    slot: 'feet',
+    baseCapacity: 30,
+    description: 'Comfortable boots for long journeys.',
+  },
+  battleBoots: {
+    id: 'battleBoots',
+    name: 'Battle Boots',
+    category: 'feet',
+    slot: 'feet',
+    baseCapacity: 35,
+    description: 'Sturdy boots for combat situations.',
+  },
+  
+  // ─── Accessories ────────────────────────────────────────────────────────
+  copperRing: {
+    id: 'copperRing',
+    name: 'Copper Ring',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 15,
+    description: 'A simple copper ring. Basic capacity for accessories.',
+  },
+  silverRing: {
+    id: 'silverRing',
+    name: 'Silver Ring',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 25,
+    description: 'A silver ring with decent magical conductivity.',
+  },
+  goldRing: {
+    id: 'goldRing',
+    name: 'Gold Ring',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 35,
+    description: 'A gold ring with excellent magical properties.',
+  },
+  signetRing: {
+    id: 'signetRing',
+    name: 'Signet Ring',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 30,
+    description: 'A ring bearing a magical sigil.',
+  },
+  copperAmulet: {
+    id: 'copperAmulet',
+    name: 'Copper Amulet',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 20,
+    description: 'A simple copper amulet on a leather cord.',
+  },
+  silverAmulet: {
+    id: 'silverAmulet',
+    name: 'Silver Amulet',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 30,
+    description: 'A silver amulet with a small gem.',
+  },
+  crystalPendant: {
+    id: 'crystalPendant',
+    name: 'Crystal Pendant',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 45,
+    description: 'A pendant with a mana-infused crystal.',
+  },
+  manaBrooch: {
+    id: 'manaBrooch',
+    name: 'Mana Brooch',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 40,
+    description: 'A decorative brooch that can hold enchantments.',
+  },
+  arcanistPendant: {
+    id: 'arcanistPendant',
+    name: 'Arcanist Pendant',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 55,
+    description: 'A powerful pendant worn by master arcanists.',
+  },
+  voidTouchedRing: {
+    id: 'voidTouchedRing',
+    name: 'Void-Touched Ring',
+    category: 'accessory',
+    slot: 'accessory1',
+    baseCapacity: 50,
+    description: 'A ring corrupted by void energy. High capacity but risky.',
+  },
+};
+
+// ─── Helper Functions ─────────────────────────────────────────────────────────
+
+export function getEquipmentType(id: string): EquipmentType | undefined {
+  return EQUIPMENT_TYPES[id];
+}
+
+export function getEquipmentByCategory(category: EquipmentCategory): EquipmentType[] {
+  return Object.values(EQUIPMENT_TYPES).filter(e => e.category === category);
+}
+
+export function getEquipmentBySlot(slot: EquipmentSlot): EquipmentType[] {
+  return Object.values(EQUIPMENT_TYPES).filter(e => e.slot === slot);
+}
+
+export function getAllEquipmentTypes(): EquipmentType[] {
+  return Object.values(EQUIPMENT_TYPES);
+}
+
+// Get valid slots for a category
+export function getValidSlotsForCategory(category: EquipmentCategory): EquipmentSlot[] {
+  switch (category) {
+    case 'caster':
+    case 'catalyst':
+      return ['mainHand'];
+    case 'shield':
+      return ['offHand'];
+    case 'head':
+      return ['head'];
+    case 'body':
+      return ['body'];
+    case 'hands':
+      return ['hands'];
+    case 'feet':
+      return ['feet'];
+    case 'accessory':
+      return ['accessory1', 'accessory2'];
+    default:
+      return [];
+  }
+}
+
+// Check if an equipment type can be equipped in a specific slot
+export function canEquipInSlot(equipmentType: EquipmentType, slot: EquipmentSlot): boolean {
+  const validSlots = getValidSlotsForCategory(equipmentType.category);
+  return validSlots.includes(slot);
+}

src/lib/game/data/loot-drops.ts

@@ -0,0 +1,242 @@
+// ─── Loot Drop Definitions ─────────────────────────────────────────────────────
+
+import type { LootDrop } from '../types';
+
+export const LOOT_DROPS: Record<string, LootDrop> = {
+  // ─── Materials (used for crafting) ───
+  manaCrystalDust: {
+    id: 'manaCrystalDust',
+    name: 'Mana Crystal Dust',
+    rarity: 'common',
+    type: 'material',
+    minFloor: 1,
+    dropChance: 0.15,
+  },
+  arcaneShard: {
+    id: 'arcaneShard',
+    name: 'Arcane Shard',
+    rarity: 'uncommon',
+    type: 'material',
+    minFloor: 10,
+    dropChance: 0.10,
+  },
+  elementalCore: {
+    id: 'elementalCore',
+    name: 'Elemental Core',
+    rarity: 'rare',
+    type: 'material',
+    minFloor: 25,
+    dropChance: 0.08,
+  },
+  voidEssence: {
+    id: 'voidEssence',
+    name: 'Void Essence',
+    rarity: 'epic',
+    type: 'material',
+    minFloor: 50,
+    dropChance: 0.05,
+    guardianOnly: true,
+  },
+  celestialFragment: {
+    id: 'celestialFragment',
+    name: 'Celestial Fragment',
+    rarity: 'legendary',
+    type: 'material',
+    minFloor: 75,
+    dropChance: 0.02,
+    guardianOnly: true,
+  },
+
+  // ─── Elemental Essence (grants elemental mana) ───
+  fireEssenceDrop: {
+    id: 'fireEssenceDrop',
+    name: 'Fire Essence',
+    rarity: 'uncommon',
+    type: 'essence',
+    minFloor: 5,
+    dropChance: 0.12,
+    amount: { min: 5, max: 15 },
+  },
+  waterEssenceDrop: {
+    id: 'waterEssenceDrop',
+    name: 'Water Essence',
+    rarity: 'uncommon',
+    type: 'essence',
+    minFloor: 5,
+    dropChance: 0.12,
+    amount: { min: 5, max: 15 },
+  },
+  airEssenceDrop: {
+    id: 'airEssenceDrop',
+    name: 'Air Essence',
+    rarity: 'uncommon',
+    type: 'essence',
+    minFloor: 5,
+    dropChance: 0.12,
+    amount: { min: 5, max: 15 },
+  },
+  earthEssenceDrop: {
+    id: 'earthEssenceDrop',
+    name: 'Earth Essence',
+    rarity: 'uncommon',
+    type: 'essence',
+    minFloor: 5,
+    dropChance: 0.12,
+    amount: { min: 5, max: 15 },
+  },
+  lightEssenceDrop: {
+    id: 'lightEssenceDrop',
+    name: 'Light Essence',
+    rarity: 'rare',
+    type: 'essence',
+    minFloor: 20,
+    dropChance: 0.08,
+    amount: { min: 3, max: 10 },
+  },
+  darkEssenceDrop: {
+    id: 'darkEssenceDrop',
+    name: 'Dark Essence',
+    rarity: 'rare',
+    type: 'essence',
+    minFloor: 20,
+    dropChance: 0.08,
+    amount: { min: 3, max: 10 },
+  },
+  lifeEssenceDrop: {
+    id: 'lifeEssenceDrop',
+    name: 'Life Essence',
+    rarity: 'epic',
+    type: 'essence',
+    minFloor: 40,
+    dropChance: 0.05,
+    amount: { min: 2, max: 8 },
+  },
+  deathEssenceDrop: {
+    id: 'deathEssenceDrop',
+    name: 'Death Essence',
+    rarity: 'epic',
+    type: 'essence',
+    minFloor: 40,
+    dropChance: 0.05,
+    amount: { min: 2, max: 8 },
+  },
+
+  // ─── Raw Mana Drops ───
+  manaOrb: {
+    id: 'manaOrb',
+    name: 'Mana Orb',
+    rarity: 'common',
+    type: 'gold', // Uses gold type but gives raw mana
+    minFloor: 1,
+    dropChance: 0.20,
+    amount: { min: 10, max: 50 },
+  },
+  greaterManaOrb: {
+    id: 'greaterManaOrb',
+    name: 'Greater Mana Orb',
+    rarity: 'uncommon',
+    type: 'gold',
+    minFloor: 15,
+    dropChance: 0.10,
+    amount: { min: 50, max: 150 },
+  },
+  supremeManaOrb: {
+    id: 'supremeManaOrb',
+    name: 'Supreme Mana Orb',
+    rarity: 'rare',
+    type: 'gold',
+    minFloor: 35,
+    dropChance: 0.05,
+    amount: { min: 100, max: 500 },
+  },
+
+  // ─── Equipment Blueprints ───
+  staffBlueprint: {
+    id: 'staffBlueprint',
+    name: 'Staff Blueprint',
+    rarity: 'uncommon',
+    type: 'blueprint',
+    minFloor: 10,
+    dropChance: 0.03,
+  },
+  wandBlueprint: {
+    id: 'wandBlueprint',
+    name: 'Wand Blueprint',
+    rarity: 'rare',
+    type: 'blueprint',
+    minFloor: 20,
+    dropChance: 0.02,
+  },
+  robeBlueprint: {
+    id: 'robeBlueprint',
+    name: 'Mage Robe Blueprint',
+    rarity: 'rare',
+    type: 'blueprint',
+    minFloor: 25,
+    dropChance: 0.02,
+  },
+  artifactBlueprint: {
+    id: 'artifactBlueprint',
+    name: 'Artifact Blueprint',
+    rarity: 'legendary',
+    type: 'blueprint',
+    minFloor: 60,
+    dropChance: 0.01,
+    guardianOnly: true,
+  },
+};
+
+// Rarity colors for UI
+export const RARITY_COLORS: Record<string, { color: string; glow: string }> = {
+  common: { color: '#9CA3AF', glow: '#9CA3AF40' },
+  uncommon: { color: '#22C55E', glow: '#22C55E40' },
+  rare: { color: '#3B82F6', glow: '#3B82F640' },
+  epic: { color: '#A855F7', glow: '#A855F740' },
+  legendary: { color: '#F59E0B', glow: '#F59E0B60' },
+};
+
+// Get loot drops available at a given floor
+export function getAvailableDrops(floor: number, isGuardian: boolean): LootDrop[] {
+  return Object.values(LOOT_DROPS).filter(drop => {
+    if (drop.minFloor > floor) return false;
+    if (drop.guardianOnly && !isGuardian) return false;
+    return true;
+  });
+}
+
+// Roll for loot drops
+export function rollLootDrops(
+  floor: number,
+  isGuardian: boolean,
+  luckBonus: number = 0
+): Array<{ drop: LootDrop; amount: number }> {
+  const available = getAvailableDrops(floor, isGuardian);
+  const drops: Array<{ drop: LootDrop; amount: number }> = [];
+
+  for (const drop of available) {
+    // Calculate adjusted drop chance
+    let chance = drop.dropChance;
+    chance *= (1 + luckBonus); // Apply luck bonus
+    
+    // Guardian floors have 2x drop rate
+    if (isGuardian) chance *= 2;
+    
+    // Cap at 50% for any single drop
+    chance = Math.min(0.5, chance);
+
+    if (Math.random() < chance) {
+      let amount = 1;
+      
+      // For gold/essence types, roll amount
+      if (drop.amount) {
+        amount = Math.floor(
+          Math.random() * (drop.amount.max - drop.amount.min + 1) + drop.amount.min
+        );
+      }
+      
+      drops.push({ drop, amount });
+    }
+  }
+
+  return drops;
+}

src/lib/game/effects.ts

@@ -0,0 +1,215 @@
+// ─── Unified Effect System ─────────────────────────────────────────────────────────
+// This module consolidates ALL effect sources into a single computation:
+// - Skill upgrade effects (from milestone upgrades)
+// - Equipment enchantment effects (from enchanted gear)
+// - Direct skill bonuses (from skill levels)
+
+import type { GameState, EquipmentInstance } from './types';
+import { ENCHANTMENT_EFFECTS } from './data/enchantment-effects';
+import { computeEffects, hasSpecial, SPECIAL_EFFECTS, type ComputedEffects } from './upgrade-effects';
+
+// Re-export for convenience
+export { computeEffects, hasSpecial, SPECIAL_EFFECTS, type ComputedEffects };
+
+// ─── Equipment Effect Computation ────────────────────────────────────────────────
+
+/**
+ * Compute all effects from equipped enchantments
+ */
+export function computeEquipmentEffects(
+  equipmentInstances: Record<string, EquipmentInstance>,
+  equippedInstances: Record<string, string | null>
+): {
+  bonuses: Record<string, number>;
+  multipliers: Record<string, number>;
+  specials: Set<string>;
+} {
+  const bonuses: Record<string, number> = {};
+  const multipliers: Record<string, number> = {};
+  const specials = new Set<string>();
+
+  // Iterate through all equipped items
+  for (const instanceId of Object.values(equippedInstances)) {
+    if (!instanceId) continue;
+    const instance = equipmentInstances[instanceId];
+    if (!instance) continue;
+
+    // Process each enchantment on the item
+    for (const ench of instance.enchantments) {
+      const effectDef = ENCHANTMENT_EFFECTS[ench.effectId];
+      if (!effectDef) continue;
+
+      const { effect } = effectDef;
+
+      if (effect.type === 'bonus' && effect.stat && effect.value) {
+        // Bonus effects add to the stat
+        bonuses[effect.stat] = (bonuses[effect.stat] || 0) + effect.value * ench.stacks;
+      } else if (effect.type === 'multiplier' && effect.stat && effect.value) {
+        // Multiplier effects multiply together
+        // For multipliers, we need to track them separately and apply as product
+        const key = effect.stat;
+        if (!multipliers[key]) {
+          multipliers[key] = 1;
+        }
+        // Each stack applies the multiplier
+        for (let i = 0; i < ench.stacks; i++) {
+          multipliers[key] *= effect.value;
+        }
+      } else if (effect.type === 'special' && effect.specialId) {
+        specials.add(effect.specialId);
+      }
+    }
+  }
+
+  return { bonuses, multipliers, specials };
+}
+
+// ─── Unified Computed Effects ────────────────────────────────────────────────────
+
+export interface UnifiedEffects extends ComputedEffects {
+  // Equipment bonuses
+  equipmentBonuses: Record<string, number>;
+  equipmentMultipliers: Record<string, number>;
+  equipmentSpecials: Set<string>;
+}
+
+/**
+ * Compute all effects from all sources: skill upgrades + equipment enchantments
+ */
+export function computeAllEffects(
+  skillUpgrades: Record<string, string[]>,
+  skillTiers: Record<string, number>,
+  equipmentInstances: Record<string, EquipmentInstance>,
+  equippedInstances: Record<string, string | null>
+): UnifiedEffects {
+  // Get skill upgrade effects
+  const upgradeEffects = computeEffects(skillUpgrades, skillTiers);
+
+  // Get equipment effects
+  const equipmentEffects = computeEquipmentEffects(equipmentInstances, equippedInstances);
+
+  // Merge the effects
+  const merged: UnifiedEffects = {
+    ...upgradeEffects,
+    // Merge equipment bonuses with upgrade bonuses
+    maxManaBonus: upgradeEffects.maxManaBonus + (equipmentEffects.bonuses.maxMana || 0),
+    regenBonus: upgradeEffects.regenBonus + (equipmentEffects.bonuses.regen || 0),
+    clickManaBonus: upgradeEffects.clickManaBonus + (equipmentEffects.bonuses.clickMana || 0),
+    baseDamageBonus: upgradeEffects.baseDamageBonus + (equipmentEffects.bonuses.baseDamage || 0),
+    elementCapBonus: upgradeEffects.elementCapBonus + (equipmentEffects.bonuses.elementCap || 0),
+    // Merge equipment multipliers with upgrade multipliers
+    maxManaMultiplier: upgradeEffects.maxManaMultiplier * (equipmentEffects.multipliers.maxMana || 1),
+    regenMultiplier: upgradeEffects.regenMultiplier * (equipmentEffects.multipliers.regen || 1),
+    clickManaMultiplier: upgradeEffects.clickManaMultiplier * (equipmentEffects.multipliers.clickMana || 1),
+    baseDamageMultiplier: upgradeEffects.baseDamageMultiplier * (equipmentEffects.multipliers.baseDamage || 1),
+    attackSpeedMultiplier: upgradeEffects.attackSpeedMultiplier * (equipmentEffects.multipliers.attackSpeed || 1),
+    elementCapMultiplier: upgradeEffects.elementCapMultiplier * (equipmentEffects.multipliers.elementCap || 1),
+    // Merge specials
+    specials: new Set([...upgradeEffects.specials, ...equipmentEffects.specials]),
+    // Store equipment effects for reference
+    equipmentBonuses: equipmentEffects.bonuses,
+    equipmentMultipliers: equipmentEffects.multipliers,
+    equipmentSpecials: equipmentEffects.specials,
+  };
+
+  // Handle special stats that are equipment-only
+  if (equipmentEffects.bonuses.critChance) {
+    merged.critChanceBonus += equipmentEffects.bonuses.critChance;
+  }
+  if (equipmentEffects.bonuses.meditationEfficiency) {
+    // This is a multiplier in equipment, convert to additive for simplicity
+    // Equipment gives +10% per stack, so add it to the base
+    merged.meditationEfficiency *= (equipmentEffects.multipliers.meditationEfficiency || 1);
+  }
+  if (equipmentEffects.bonuses.studySpeed) {
+    merged.studySpeedMultiplier *= (equipmentEffects.multipliers.studySpeed || 1);
+  }
+  if (equipmentEffects.bonuses.insightGain) {
+    // Store separately - insight multiplier
+    (merged as any).insightGainMultiplier = (equipmentEffects.multipliers.insightGain || 1);
+  }
+  if (equipmentEffects.bonuses.guardianDamage) {
+    (merged as any).guardianDamageMultiplier = (equipmentEffects.multipliers.guardianDamage || 1);
+  }
+
+  return merged;
+}
+
+/**
+ * Helper to get unified effects from game state
+ */
+export function getUnifiedEffects(state: Pick<GameState, 'skillUpgrades' | 'skillTiers' | 'equipmentInstances' | 'equippedInstances'>): UnifiedEffects {
+  return computeAllEffects(
+    state.skillUpgrades || {},
+    state.skillTiers || {},
+    state.equipmentInstances,
+    state.equippedInstances
+  );
+}
+
+// ─── Stat Computation with All Effects ───────────────────────────────────────────
+
+/**
+ * Compute max mana with all effect sources
+ */
+export function computeTotalMaxMana(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'skillUpgrades' | 'skillTiers' | 'equipmentInstances' | 'equippedInstances'>,
+  effects?: UnifiedEffects
+): number {
+  const pu = state.prestigeUpgrades;
+  const base = 
+    100 +
+    (state.skills.manaWell || 0) * 100 +
+    (pu.manaWell || 0) * 500;
+  
+  if (!effects) {
+    effects = getUnifiedEffects(state);
+  }
+  
+  return Math.floor((base + effects.maxManaBonus) * effects.maxManaMultiplier);
+}
+
+/**
+ * Compute regen with all effect sources
+ */
+export function computeTotalRegen(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'skillUpgrades' | 'skillTiers' | 'equipmentInstances' | 'equippedInstances'>,
+  effects?: UnifiedEffects
+): number {
+  const pu = state.prestigeUpgrades;
+  const temporalBonus = 1 + (pu.temporalEcho || 0) * 0.1;
+  const base =
+    2 +
+    (state.skills.manaFlow || 0) * 1 +
+    (state.skills.manaSpring || 0) * 2 +
+    (pu.manaFlow || 0) * 0.5;
+  
+  let regen = base * temporalBonus;
+  
+  if (!effects) {
+    effects = getUnifiedEffects(state);
+  }
+  
+  regen = (regen + effects.regenBonus + effects.permanentRegenBonus) * effects.regenMultiplier;
+  
+  return regen;
+}
+
+/**
+ * Compute click mana with all effect sources
+ */
+export function computeTotalClickMana(
+  state: Pick<GameState, 'skills' | 'skillUpgrades' | 'skillTiers' | 'equipmentInstances' | 'equippedInstances'>,
+  effects?: UnifiedEffects
+): number {
+  const base = 
+    1 +
+    (state.skills.manaTap || 0) * 1 +
+    (state.skills.manaSurge || 0) * 3;
+  
+  if (!effects) {
+    effects = getUnifiedEffects(state as any);
+  }
+  
+  return Math.floor((base + effects.clickManaBonus) * effects.clickManaMultiplier);
+}

src/lib/game/formatting.ts

@@ -0,0 +1,46 @@
+// ─── Shared Formatting Utilities ─────────────────────────────────────────────────
+// Utility functions for consistent formatting across components
+
+import { ELEMENTS } from '@/lib/game/constants';
+import type { SpellCost } from '@/lib/game/types';
+
+// Re-export number formatting functions from computed-stats.ts
+export { fmt, fmtDec } from './computed-stats';
+
+/**
+ * Format a spell cost for display
+ */
+export function formatSpellCost(cost: SpellCost): string {
+  if (cost.type === 'raw') {
+    return `${cost.amount} raw`;
+  }
+  const elemDef = ELEMENTS[cost.element || ''];
+  return `${cost.amount} ${elemDef?.sym || '?'}`;
+}
+
+/**
+ * Get the display color for a spell cost
+ */
+export function getSpellCostColor(cost: SpellCost): string {
+  if (cost.type === 'raw') {
+    return '#60A5FA'; // Blue for raw mana
+  }
+  return ELEMENTS[cost.element || '']?.color || '#9CA3AF';
+}
+
+/**
+ * Format study time in hours to human-readable string
+ */
+export function formatStudyTime(hours: number): string {
+  if (hours < 1) return `${Math.round(hours * 60)}m`;
+  return `${hours.toFixed(1)}h`;
+}
+
+/**
+ * Format time (hour of day) to HH:MM format
+ */
+export function formatHour(hour: number): string {
+  const h = Math.floor(hour);
+  const m = Math.floor((hour % 1) * 60);
+  return `${h.toString().padStart(2, '0')}:${m.toString().padStart(2, '0')}`;
+}

src/lib/game/navigation-slice.ts

@@ -0,0 +1,63 @@
+// ─── Navigation Slice ─────────────────────────────────────────────────────────
+// Actions for floor navigation: climbing direction and manual floor changes
+
+import type { GameState } from './types';
+import { getFloorMaxHP } from './computed-stats';
+
+// ─── Navigation Actions Interface ─────────────────────────────────────────────
+
+export interface NavigationActions {
+  // Floor Navigation
+  setClimbDirection: (direction: 'up' | 'down') => void;
+  changeFloor: (direction: 'up' | 'down') => void;
+}
+
+// ─── Navigation Slice Factory ─────────────────────────────────────────────────
+
+export function createNavigationSlice(
+  set: (partial: Partial<GameState> | ((state: GameState) => Partial<GameState>)) => void,
+  get: () => GameState
+): NavigationActions {
+  return {
+    // Set the climbing direction (up or down)
+    setClimbDirection: (direction: 'up' | 'down') => {
+      set({ climbDirection: direction });
+    },
+
+    // Manually change floors by one
+    changeFloor: (direction: 'up' | 'down') => {
+      const state = get();
+      const currentFloor = state.currentFloor;
+
+      // Calculate next floor
+      const nextFloor = direction === 'up'
+        ? Math.min(currentFloor + 1, 100)
+        : Math.max(currentFloor - 1, 1);
+
+      // Can't stay on same floor
+      if (nextFloor === currentFloor) return;
+
+      // Mark current floor as cleared (it will respawn when we come back)
+      const clearedFloors = { ...state.clearedFloors };
+      clearedFloors[currentFloor] = true;
+
+      // Check if next floor was cleared (needs respawn)
+      const nextFloorCleared = clearedFloors[nextFloor];
+      if (nextFloorCleared) {
+        // Respawn the floor
+        delete clearedFloors[nextFloor];
+      }
+
+      set({
+        currentFloor: nextFloor,
+        floorMaxHP: getFloorMaxHP(nextFloor),
+        floorHP: getFloorMaxHP(nextFloor),
+        maxFloorReached: Math.max(state.maxFloorReached, nextFloor),
+        clearedFloors,
+        climbDirection: direction,
+        equipmentSpellStates: state.equipmentSpellStates.map(s => ({ ...s, castProgress: 0 })),
+        log: [`🚶 Moved to floor ${nextFloor}${nextFloorCleared ? ' (respawned)' : ''}.`, ...state.log.slice(0, 49)],
+      });
+    },
+  };
+}

src/lib/game/skill-evolution.ts

@@ -0,0 +1,797 @@
+// ─── Skill Evolution System ───────────────────────────────────────────────────────
+// Each base skill has 5 tiers of evolution
+// At level 5 and 10, you choose 2 out of 4 upgrades
+// At max level (10), you tier up to the next evolution
+// Tier multiplier: each tier is 10x more powerful (so tier N level 1 = tier N-1 level 10)
+
+import type { SkillDef, SkillUpgradeChoice, SkillEvolutionPath, SkillTierDef } from './types';
+
+// ─── Upgrade Choice Definitions ───────────────────────────────────────────────────
+
+// Mana Well Upgrades (Tiers 1-5)
+// Mana Well: +100 max mana per level
+const MANA_WELL_TIER1_UPGRADES_L5: SkillUpgradeChoice[] = [
+  { id: 'mw_t1_l5_capacity', name: 'Expanded Capacity', desc: '+25% max mana bonus', milestone: 5, effect: { type: 'multiplier', stat: 'maxMana', value: 1.25 } },
+  { id: 'mw_t1_l5_regen', name: 'Natural Spring', desc: '+0.5 regen per hour', milestone: 5, effect: { type: 'bonus', stat: 'regen', value: 0.5 } },
+  { id: 'mw_t1_l5_threshold', name: 'Mana Threshold', desc: '+20% max mana but reduces natural regen by 10%', milestone: 5, effect: { type: 'special', specialId: 'manaThreshold', specialDesc: 'Trade regen for capacity' } },
+  { id: 'mw_t1_l5_desperate', name: 'Desperate Wells', desc: '+50% regen when below 25% mana', milestone: 5, effect: { type: 'special', specialId: 'desperateWells', specialDesc: 'Emergency regen boost' } },
+];
+
+const MANA_WELL_TIER1_UPGRADES_L10: SkillUpgradeChoice[] = [
+  { id: 'mw_t1_l10_echo', name: 'Mana Echo', desc: '10% chance to gain double mana from clicks', milestone: 10, effect: { type: 'special', specialId: 'manaEcho', specialDesc: 'Double mana chance' } },
+  { id: 'mw_t1_l10_reserve', name: 'Emergency Reserve', desc: 'Keep 10% max mana when starting a new loop', milestone: 10, effect: { type: 'special', specialId: 'emergencyReserve', specialDesc: 'Keep mana on loop' } },
+  { id: 'mw_t1_l10_efficiency', name: 'Mana Efficiency', desc: '-5% spell costs', milestone: 10, effect: { type: 'multiplier', stat: 'spellCost', value: 0.95 } },
+  { id: 'mw_t1_l10_meditation', name: 'Deep Wellspring', desc: '+50% meditation efficiency', milestone: 10, effect: { type: 'multiplier', stat: 'meditationEfficiency', value: 1.5 } },
+];
+
+// Mana Flow Upgrades (+1 regen per level)
+const MANA_FLOW_TIER1_UPGRADES_L5: SkillUpgradeChoice[] = [
+  { id: 'mf_t1_l5_rapid', name: 'Rapid Flow', desc: '+25% regen speed', milestone: 5, effect: { type: 'multiplier', stat: 'regen', value: 1.25 } },
+  { id: 'mf_t1_l5_steady', name: 'Steady Stream', desc: 'Regen never drops below base even with incursion', milestone: 5, effect: { type: 'special', specialId: 'steadyStream', specialDesc: 'Immune to regen reduction' } },
+  { id: 'mf_t1_l5_cascade', name: 'Mana Cascade', desc: '+0.1 regen per 100 max mana', milestone: 5, effect: { type: 'special', specialId: 'manaCascade', specialDesc: 'Scaling regen' } },
+  { id: 'mf_t1_l5_overflow', name: 'Mana Overflow', desc: 'Raw mana can exceed max by 20%', milestone: 5, effect: { type: 'special', specialId: 'manaOverflow', specialDesc: 'Mana overfill' } },
+];
+
+const MANA_FLOW_TIER1_UPGRADES_L10: SkillUpgradeChoice[] = [
+  { id: 'mf_t1_l10_torrent', name: 'Mana Torrent', desc: '+50% regen when above 75% mana', milestone: 10, effect: { type: 'special', specialId: 'manaTorrent', specialDesc: 'High mana regen bonus' } },
+  { id: 'mf_t1_l10_ambient', name: 'Ambient Absorption', desc: '+1 regen permanently (persists through loops)', milestone: 10, effect: { type: 'bonus', stat: 'permanentRegen', value: 1 } },
+  { id: 'mf_t1_l10_surge', name: 'Flow Surge', desc: 'Clicks restore 2x regen for 1 hour', milestone: 10, effect: { type: 'special', specialId: 'flowSurge', specialDesc: 'Click boosts regen' } },
+  { id: 'mf_t1_l10_mastery', name: 'Flow Mastery', desc: '+10% mana from all sources', milestone: 10, effect: { type: 'multiplier', stat: 'allManaSources', value: 1.1 } },
+];
+
+// Combat Training Upgrades (+5 base damage per level)
+const COMBAT_TRAIN_TIER1_UPGRADES_L5: SkillUpgradeChoice[] = [
+  { id: 'ct_t1_l5_power', name: 'Raw Power', desc: '+25% base damage', milestone: 5, effect: { type: 'multiplier', stat: 'baseDamage', value: 1.25 } },
+  { id: 'ct_t1_l5_crit', name: 'Critical Eye', desc: '+10% critical hit chance', milestone: 5, effect: { type: 'bonus', stat: 'critChance', value: 10 } },
+  { id: 'ct_t1_l5_firstStrike', name: 'Power Strike', desc: '+15% damage on first attack each floor', milestone: 5, effect: { type: 'special', specialId: 'firstStrike', specialDesc: 'Opening attack bonus' } },
+  { id: 'ct_t1_l5_speed', name: 'Quick Strikes', desc: '+20% attack speed', milestone: 5, effect: { type: 'multiplier', stat: 'attackSpeed', value: 1.2 } },
+];
+
+const COMBAT_TRAIN_TIER1_UPGRADES_L10: SkillUpgradeChoice[] = [
+  { id: 'ct_t1_l10_overpower', name: 'Overpower', desc: '+50% damage when mana above 80%', milestone: 10, effect: { type: 'special', specialId: 'overpower', specialDesc: 'High mana damage bonus' } },
+  { id: 'ct_t1_l10_berserker', name: 'Berserker', desc: '+50% damage when below 50% mana', milestone: 10, effect: { type: 'special', specialId: 'berserker', specialDesc: 'Low mana damage bonus' } },
+  { id: 'ct_t1_l10_combo', name: 'Combo Master', desc: 'Every 5th attack deals 3x damage', milestone: 10, effect: { type: 'special', specialId: 'comboMaster', specialDesc: 'Combo finisher' } },
+  { id: 'ct_t1_l10_adrenaline', name: 'Adrenaline Rush', desc: 'Defeating an enemy restores 5% mana', milestone: 10, effect: { type: 'special', specialId: 'adrenalineRush', specialDesc: 'Kill restore' } },
+];
+
+// Quick Learner Upgrades (+10% study speed per level)
+const QUICK_LEARNER_TIER1_UPGRADES_L5: SkillUpgradeChoice[] = [
+  { id: 'ql_t1_l5_focus', name: 'Deep Focus', desc: '+25% study speed', milestone: 5, effect: { type: 'multiplier', stat: 'studySpeed', value: 1.25 } },
+  { id: 'ql_t1_l5_recall', name: 'Quick Grasp', desc: '5% chance for double study progress per hour', milestone: 5, effect: { type: 'special', specialId: 'quickGrasp', specialDesc: 'Double study progress chance' } },
+  { id: 'ql_t1_l5_mastery', name: 'Quick Mastery', desc: '-20% study time for final 3 levels', milestone: 5, effect: { type: 'special', specialId: 'quickMastery', specialDesc: 'Faster final levels' } },
+  { id: 'ql_t1_l5_parallel', name: 'Parallel Study', desc: 'Can study 2 things at once at 50% speed each', milestone: 5, effect: { type: 'special', specialId: 'parallelStudy', specialDesc: 'Dual study' } },
+];
+
+const QUICK_LEARNER_TIER1_UPGRADES_L10: SkillUpgradeChoice[] = [
+  { id: 'ql_t1_l10_concentration', name: 'Deep Concentration', desc: '+20% study speed when mana > 90%', milestone: 10, effect: { type: 'special', specialId: 'deepConcentration', specialDesc: 'High mana study bonus' } },
+  { id: 'ql_t1_l10_momentum', name: 'Study Momentum', desc: '+5% study speed for each consecutive hour (max 50%)', milestone: 10, effect: { type: 'special', specialId: 'studyMomentum', specialDesc: 'Consecutive study bonus' } },
+  { id: 'ql_t1_l10_echo', name: 'Knowledge Echo', desc: '10% chance to instantly complete study', milestone: 10, effect: { type: 'special', specialId: 'knowledgeEcho', specialDesc: 'Instant study chance' } },
+  { id: 'ql_t1_l10_transfer', name: 'Knowledge Transfer', desc: 'New spells/skills start at 10% progress', milestone: 10, effect: { type: 'special', specialId: 'knowledgeTransfer', specialDesc: 'Starting progress' } },
+];
+
+// Focused Mind Upgrades (-5% study cost per level)
+const FOCUSED_MIND_TIER1_UPGRADES_L5: SkillUpgradeChoice[] = [
+  { id: 'fm_t1_l5_efficiency', name: 'Mind Efficiency', desc: '+25% cost reduction', milestone: 5, effect: { type: 'multiplier', stat: 'costReduction', value: 1.25 } },
+  { id: 'fm_t1_l5_clarity', name: 'Mental Clarity', desc: 'Study speed +10% when mana is above 75%', milestone: 5, effect: { type: 'special', specialId: 'mentalClarity', specialDesc: 'High mana study bonus' } },
+  { id: 'fm_t1_l5_refund', name: 'Study Refund', desc: 'Get 25% mana back when study completes', milestone: 5, effect: { type: 'special', specialId: 'studyRefund', specialDesc: 'Study completion refund' } },
+  { id: 'fm_t1_l5_discount', name: 'Bulk Discount', desc: '-10% cost for tier 2+ skills/spells', milestone: 5, effect: { type: 'special', specialId: 'bulkDiscount', specialDesc: 'High tier discount' } },
+];
+
+const FOCUSED_MIND_TIER1_UPGRADES_L10: SkillUpgradeChoice[] = [
+  { id: 'fm_t1_l10_efficient', name: 'Efficient Learning', desc: '-10% study mana cost', milestone: 10, effect: { type: 'multiplier', stat: 'studyCost', value: 0.9 } },
+  { id: 'fm_t1_l10_understanding', name: 'Deep Understanding', desc: '+10% bonus from all skill levels', milestone: 10, effect: { type: 'special', specialId: 'deepUnderstanding', specialDesc: 'Enhanced skills' } },
+  { id: 'fm_t1_l10_rush', name: 'Study Rush', desc: 'First hour of study is 2x speed', milestone: 10, effect: { type: 'special', specialId: 'studyRush', specialDesc: 'Fast first hour' } },
+  { id: 'fm_t1_l10_chain', name: 'Chain Study', desc: '-5% cost for each skill already maxed', milestone: 10, effect: { type: 'special', specialId: 'chainStudy', specialDesc: 'Learning synergy' } },
+];
+
+// Elemental Attunement Upgrades (+50 element cap per level)
+const ELEM_ATTUNE_TIER1_UPGRADES_L5: SkillUpgradeChoice[] = [
+  { id: 'ea_t1_l5_expand', name: 'Expanded Attunement', desc: '+25% element cap', milestone: 5, effect: { type: 'multiplier', stat: 'elementCap', value: 1.25 } },
+  { id: 'ea_t1_l5_surge', name: 'Elemental Surge', desc: '+15% elemental damage', milestone: 5, effect: { type: 'multiplier', stat: 'elementalDamage', value: 1.15 } },
+  { id: 'ea_t1_l5_expand2', name: 'Element Mastery', desc: '+10% element capacity', milestone: 5, effect: { type: 'bonus', stat: 'elementCap', value: 10 } },
+  { id: 'ea_t1_l5_affinity', name: 'Elemental Affinity', desc: 'Newly unlocked elements start with 10 capacity', milestone: 5, effect: { type: 'special', specialId: 'elementalAffinity', specialDesc: 'Starting element capacity' } },
+];
+
+const ELEM_ATTUNE_TIER1_UPGRADES_L10: SkillUpgradeChoice[] = [
+  { id: 'ea_t1_l10_master', name: 'Element Master', desc: '+20% elemental damage to all spells', milestone: 10, effect: { type: 'multiplier', stat: 'elementalDamage', value: 1.2 } },
+  { id: 'ea_t1_l10_power', name: 'Elemental Power', desc: '+15% elemental damage', milestone: 10, effect: { type: 'multiplier', stat: 'elementalDamage', value: 1.15 } },
+  { id: 'ea_t1_l10_resonance', name: 'Elemental Resonance', desc: 'Using element spells restores 1 of that element', milestone: 10, effect: { type: 'special', specialId: 'elementalResonance', specialDesc: 'Spell use restores element' } },
+  { id: 'ea_t1_l10_exotic', name: 'Exotic Mastery', desc: '+20% exotic element damage', milestone: 10, effect: { type: 'special', specialId: 'exoticMastery', specialDesc: 'Exotic damage bonus' } },
+];
+
+// ─── Skill Evolution Paths ─────────────────────────────────────────────────────
+// Tier multiplier: Each tier is 10x more powerful
+// So Tier 2 level 1 = Tier 1 level 10, Tier 3 level 1 = Tier 2 level 10, etc.
+
+export const SKILL_EVOLUTION_PATHS: Record<string, SkillEvolutionPath> = {
+  manaWell: {
+    baseSkillId: 'manaWell',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'manaWell',
+        name: 'Mana Well',
+        multiplier: 1,
+        upgrades: [...MANA_WELL_TIER1_UPGRADES_L5, ...MANA_WELL_TIER1_UPGRADES_L10],
+      },
+      {
+        tier: 2,
+        skillId: 'manaWell_t2',
+        name: 'Deep Reservoir',
+        multiplier: 10,
+        upgrades: [
+          { id: 'mw_t2_l5_depth', name: 'Abyssal Depth', desc: '+50% max mana', milestone: 5, effect: { type: 'multiplier', stat: 'maxMana', value: 1.5 } },
+          { id: 'mw_t2_l5_ancient', name: 'Ancient Well', desc: '+500 starting mana per loop', milestone: 5, effect: { type: 'bonus', stat: 'startingMana', value: 500 } },
+          { id: 'mw_t2_l5_condense', name: 'Mana Condense', desc: 'Max mana +1% per 1000 total mana gathered', milestone: 5, effect: { type: 'special', specialId: 'manaCondense', specialDesc: 'Scaling max mana' } },
+          { id: 'mw_t2_l5_reserve', name: 'Deep Reserve', desc: 'Regen +0.5 per 100 max mana', milestone: 5, effect: { type: 'special', specialId: 'deepReserve', specialDesc: 'Max mana scaling regen' } },
+          { id: 'mw_t2_l10_ocean', name: 'Ocean of Mana', desc: '+1000 max mana', milestone: 10, effect: { type: 'bonus', stat: 'maxMana', value: 1000 } },
+          { id: 'mw_t2_l10_tide', name: 'Mana Tide', desc: 'Mana regeneration pulses with time (+/- 50%)', milestone: 10, effect: { type: 'special', specialId: 'manaTide', specialDesc: 'Cyclic regen' } },
+          { id: 'mw_t2_l10_void', name: 'Void Storage', desc: 'Store up to 150% max mana temporarily', milestone: 10, effect: { type: 'special', specialId: 'voidStorage', specialDesc: 'Overfill mana' } },
+          { id: 'mw_t2_l10_core', name: 'Mana Core', desc: 'Gain mana regen equal to 0.5% of max mana', milestone: 10, effect: { type: 'special', specialId: 'manaCore', specialDesc: 'Max mana based regen' } },
+        ],
+      },
+      {
+        tier: 3,
+        skillId: 'manaWell_t3',
+        name: 'Abyssal Pool',
+        multiplier: 100,
+        upgrades: [
+          { id: 'mw_t3_l5_abyss', name: 'Abyssal Power', desc: '+100% max mana', milestone: 5, effect: { type: 'multiplier', stat: 'maxMana', value: 2 } },
+          { id: 'mw_t3_l5_siphon', name: 'Mana Siphon', desc: 'Convert 1% of floor HP to mana on defeat', milestone: 5, effect: { type: 'special', specialId: 'manaSiphon', specialDesc: 'HP to mana conversion' } },
+          { id: 'mw_t3_l5_heart', name: 'Mana Heart', desc: '+10% max mana per loop completed', milestone: 5, effect: { type: 'special', specialId: 'manaHeart', specialDesc: 'Loop scaling mana' } },
+          { id: 'mw_t3_l5_ancient', name: 'Ancient Reserve', desc: 'Start each loop with 25% max mana', milestone: 5, effect: { type: 'special', specialId: 'ancientReserve', specialDesc: 'Loop starting mana' } },
+          { id: 'mw_t3_l10_realm', name: 'Mana Realm', desc: '+5000 max mana', milestone: 10, effect: { type: 'bonus', stat: 'maxMana', value: 5000 } },
+          { id: 'mw_t3_l10_avatar', name: 'Mana Avatar', desc: 'When full, all spells cost 50% less', milestone: 10, effect: { type: 'special', specialId: 'manaAvatar', specialDesc: 'Full mana discount' } },
+          { id: 'mw_t3_l10_genesis', name: 'Mana Genesis', desc: 'Generate 1% max mana per hour passively', milestone: 10, effect: { type: 'special', specialId: 'manaGenesis', specialDesc: 'Passive mana generation' } },
+          { id: 'mw_t3_l10_reflect', name: 'Mana Reflect', desc: '10% chance to reflect spell cost as damage', milestone: 10, effect: { type: 'special', specialId: 'manaReflect', specialDesc: 'Cost to damage' } },
+        ],
+      },
+      {
+        tier: 4,
+        skillId: 'manaWell_t4',
+        name: 'Ocean of Power',
+        multiplier: 1000,
+        upgrades: [
+          { id: 'mw_t4_l5_tsunami', name: 'Mana Tsunami', desc: '+200% max mana', milestone: 5, effect: { type: 'multiplier', stat: 'maxMana', value: 3 } },
+          { id: 'mw_t4_l5_breath', name: 'Deep Breath', desc: 'Meditate for 1 hour = fill 50% mana', milestone: 5, effect: { type: 'special', specialId: 'deepBreath', specialDesc: 'Quick fill' } },
+          { id: 'mw_t4_l5_sovereign', name: 'Mana Sovereign', desc: 'All mana costs reduced by 20%', milestone: 5, effect: { type: 'multiplier', stat: 'allCosts', value: 0.8 } },
+          { id: 'mw_t4_l5_wellspring', name: 'Primordial Wellspring', desc: 'Clicks give 5% of max mana', milestone: 5, effect: { type: 'special', specialId: 'primordialWellspring', specialDesc: 'Max mana clicks' } },
+          { id: 'mw_t4_l10_infinite', name: 'Infinite Reservoir', desc: '+50000 max mana', milestone: 10, effect: { type: 'bonus', stat: 'maxMana', value: 50000 } },
+          { id: 'mw_t4_l10_ascend', name: 'Mana Conduit', desc: 'Meditation also regenerates 5% max elemental mana per hour', milestone: 10, effect: { type: 'special', specialId: 'manaConduit', specialDesc: 'Meditation element regen' } },
+          { id: 'mw_t4_l10_nova', name: 'Mana Nova', desc: 'When taking damage, release 5% mana as damage', milestone: 10, effect: { type: 'special', specialId: 'manaNova', specialDesc: 'Defensive burst' } },
+          { id: 'mw_t4_l10_overflow', name: 'Mana Overflow', desc: 'Excess mana from clicks is doubled', milestone: 10, effect: { type: 'special', specialId: 'manaOverflowT4', specialDesc: 'Click overflow' } },
+        ],
+      },
+      {
+        tier: 5,
+        skillId: 'manaWell_t5',
+        name: 'Infinite Reservoir',
+        multiplier: 10000,
+        upgrades: [
+          { id: 'mw_t5_l5_cosmic', name: 'Cosmic Mana', desc: '+500% max mana', milestone: 5, effect: { type: 'multiplier', stat: 'maxMana', value: 6 } },
+          { id: 'mw_t5_l5_omega', name: 'Omega Well', desc: 'All mana effects +50%', milestone: 5, effect: { type: 'multiplier', stat: 'manaEffects', value: 1.5 } },
+          { id: 'mw_t5_l5_origin', name: 'Origin Point', desc: 'Start loops with 100% mana', milestone: 5, effect: { type: 'special', specialId: 'originPoint', specialDesc: 'Full start' } },
+          { id: 'mw_t5_l5_zenith', name: 'Mana Zenith', desc: 'At max mana, deal +50% damage', milestone: 5, effect: { type: 'special', specialId: 'manaZenith', specialDesc: 'Max mana damage' } },
+          { id: 'mw_t5_l10_godhood', name: 'Mana Godhood', desc: '+100000 max mana', milestone: 10, effect: { type: 'bonus', stat: 'maxMana', value: 100000 } },
+          { id: 'mw_t5_l10_ultimate', name: 'Ultimate Reservoir', desc: 'All spells enhanced by 1% per 1000 max mana', milestone: 10, effect: { type: 'special', specialId: 'ultimateReservoir', specialDesc: 'Mana scaling spells' } },
+          { id: 'mw_t5_l10_immortal', name: 'Immortal Mana', desc: 'Mana regeneration never stops', milestone: 10, effect: { type: 'special', specialId: 'immortalMana', specialDesc: 'Always regen' } },
+          { id: 'mw_t5_l10_victory', name: 'Mana Victory', desc: 'Alternative victory: reach 1M mana', milestone: 10, effect: { type: 'special', specialId: 'manaVictory', specialDesc: 'Mana victory' } },
+        ],
+      },
+    ],
+  },
+  manaFlow: {
+    baseSkillId: 'manaFlow',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'manaFlow',
+        name: 'Mana Flow',
+        multiplier: 1,
+        upgrades: [...MANA_FLOW_TIER1_UPGRADES_L5, ...MANA_FLOW_TIER1_UPGRADES_L10],
+      },
+      {
+        tier: 2,
+        skillId: 'manaFlow_t2',
+        name: 'Rushing Stream',
+        multiplier: 10,
+        upgrades: [
+          { id: 'mf_t2_l5_river', name: 'River of Mana', desc: '+50% regen', milestone: 5, effect: { type: 'multiplier', stat: 'regen', value: 1.5 } },
+          { id: 'mf_t2_l5_flood', name: 'Mana Flood', desc: 'Regen +2 per guardian defeated', milestone: 5, effect: { type: 'special', specialId: 'manaFlood', specialDesc: 'Guardian regen' } },
+          { id: 'mf_t2_l5_whirlpool', name: 'Mana Whirlpool', desc: 'Convert overflow mana to random elements', milestone: 5, effect: { type: 'special', specialId: 'manaWhirlpool', specialDesc: 'Overflow conversion' } },
+          { id: 'mf_t2_l5_current', name: 'Swift Current', desc: '+25% regen during combat', milestone: 5, effect: { type: 'special', specialId: 'swiftCurrent', specialDesc: 'Combat regen' } },
+          { id: 'mf_t2_l10_cascade', name: 'Mana Cascade', desc: '+20 regen', milestone: 10, effect: { type: 'bonus', stat: 'regen', value: 20 } },
+          { id: 'mf_t2_l10_storm', name: 'Mana Storm', desc: 'Every 6 hours, gain 500 mana instantly', milestone: 10, effect: { type: 'special', specialId: 'manaStorm', specialDesc: 'Periodic burst' } },
+          { id: 'mf_t2_l10_tributary', name: 'Tributary Flow', desc: '+0.5 regen per learned spell', milestone: 10, effect: { type: 'special', specialId: 'tributaryFlow', specialDesc: 'Spell regen' } },
+          { id: 'mf_t2_l10_eternal', name: 'Eternal Flow', desc: 'Regen is immune to incursion penalty', milestone: 10, effect: { type: 'special', specialId: 'eternalFlow', specialDesc: 'Incursion immunity' } },
+        ],
+      },
+      {
+        tier: 3,
+        skillId: 'manaFlow_t3',
+        name: 'Eternal River',
+        multiplier: 100,
+        upgrades: [
+          { id: 'mf_t3_l5_ocean', name: 'Ocean Current', desc: '+100% regen', milestone: 5, effect: { type: 'multiplier', stat: 'regen', value: 2 } },
+          { id: 'mf_t3_l5_tide', name: 'Tidal Force', desc: 'Regen varies with time of day (0.5x to 2x)', milestone: 5, effect: { type: 'special', specialId: 'tidalForce', specialDesc: 'Time scaling' } },
+          { id: 'mf_t3_l5_abyss', name: 'Abyssal Current', desc: '+1 regen per floor reached', milestone: 5, effect: { type: 'special', specialId: 'abyssalCurrent', specialDesc: 'Floor regen' } },
+          { id: 'mf_t3_l5_monsoon', name: 'Mana Monsoon', desc: '+5 regen per loop completed', milestone: 5, effect: { type: 'special', specialId: 'manaMonsoon', specialDesc: 'Loop regen' } },
+          { id: 'mf_t3_l10_deluge', name: 'Mana Deluge', desc: '+100 regen', milestone: 10, effect: { type: 'bonus', stat: 'regen', value: 100 } },
+          { id: 'mf_t3_l10_fountain', name: 'Infinite Fountain', desc: 'Mana regen has no upper limit to overflow', milestone: 10, effect: { type: 'special', specialId: 'infiniteFountain', specialDesc: 'Always regen' } },
+          { id: 'mf_t3_l10_source', name: 'Primordial Source', desc: 'Regen +1% of max mana per hour', milestone: 10, effect: { type: 'special', specialId: 'primordialSource', specialDesc: 'Max mana regen' } },
+          { id: 'mf_t3_l10_blessing', name: 'River Blessing', desc: 'Spells cost 1 less mana minimum (min 1)', milestone: 10, effect: { type: 'special', specialId: 'riverBlessing', specialDesc: 'Min cost reduction' } },
+        ],
+      },
+      {
+        tier: 4,
+        skillId: 'manaFlow_t4',
+        name: 'Cosmic Torrent',
+        multiplier: 1000,
+        upgrades: [
+          { id: 'mf_t4_l5_nova', name: 'Mana Nova', desc: '+200% regen', milestone: 5, effect: { type: 'multiplier', stat: 'regen', value: 3 } },
+          { id: 'mf_t4_l5_nebula', name: 'Nebula Flow', desc: 'Gain 10% regen from all actions', milestone: 5, effect: { type: 'special', specialId: 'nebulaFlow', specialDesc: 'Action mana' } },
+          { id: 'mf_t4_l5_constellation', name: 'Constellation Link', desc: '+5 regen per skill maxed', milestone: 5, effect: { type: 'special', specialId: 'constellationLink', specialDesc: 'Skill regen' } },
+          { id: 'mf_t4_l5_supernova', name: 'Supernova Burst', desc: 'Once per loop, instantly fill all mana', milestone: 5, effect: { type: 'special', specialId: 'supernovaBurst', specialDesc: 'Loop burst' } },
+          { id: 'mf_t4_l10_galaxy', name: 'Galaxy Flow', desc: '+500 regen', milestone: 10, effect: { type: 'bonus', stat: 'regen', value: 500 } },
+          { id: 'mf_t4_l10_universe', name: 'Universal Mana', desc: 'All mana sources +100%', milestone: 10, effect: { type: 'multiplier', stat: 'allManaSources', value: 2 } },
+          { id: 'mf_t4_l10_omega', name: 'Omega Flow', desc: 'Regen = max mana / 50', milestone: 10, effect: { type: 'special', specialId: 'omegaFlow', specialDesc: 'Max mana scaling' } },
+          { id: 'mf_t4_l10_zenith', name: 'Flow Zenith', desc: 'At peak hours (12:00), gain 10x regen', milestone: 10, effect: { type: 'special', specialId: 'flowZenith', specialDesc: 'Peak hours bonus' } },
+        ],
+      },
+      {
+        tier: 5,
+        skillId: 'manaFlow_t5',
+        name: 'Infinite Cascade',
+        multiplier: 10000,
+        upgrades: [
+          { id: 'mf_t5_l5_multiverse', name: 'Multiverse Flow', desc: '+500% regen', milestone: 5, effect: { type: 'multiplier', stat: 'regen', value: 6 } },
+          { id: 'mf_t5_l5_dimension', name: 'Dimensional Tap', desc: 'Draw mana from alternate dimensions (+50% all sources)', milestone: 5, effect: { type: 'multiplier', stat: 'allManaSources', value: 1.5 } },
+          { id: 'mf_t5_l5_omniscience', name: 'Omniscient Flow', desc: 'Know when mana peaks (predict high regen times)', milestone: 5, effect: { type: 'special', specialId: 'omniscientFlow', specialDesc: 'Peak prediction' } },
+          { id: 'mf_t5_l5_ultimate', name: 'Ultimate Stream', desc: 'All mana effects doubled', milestone: 5, effect: { type: 'multiplier', stat: 'manaEffects', value: 2 } },
+          { id: 'mf_t5_l10_godhood', name: 'Flow Godhood', desc: '+2000 regen', milestone: 10, effect: { type: 'bonus', stat: 'regen', value: 2000 } },
+          { id: 'mf_t5_l10_infinity', name: 'Infinite Flow', desc: 'Mana regeneration has no limits', milestone: 10, effect: { type: 'special', specialId: 'infiniteFlowRegen', specialDesc: 'Uncapped regen' } },
+          { id: 'mf_t5_l10_transcend', name: 'Flow Transcendence', desc: 'Become one with mana flow (all actions give mana)', milestone: 10, effect: { type: 'special', specialId: 'flowTranscendence', specialDesc: 'Mana unity' } },
+          { id: 'mf_t5_l10_victory', name: 'Flow Victory', desc: 'Victory: regenerate 10000 mana/hour', milestone: 10, effect: { type: 'special', specialId: 'flowVictory', specialDesc: 'Flow victory' } },
+        ],
+      },
+    ],
+  },
+  combatTrain: {
+    baseSkillId: 'combatTrain',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'combatTrain',
+        name: 'Combat Training',
+        multiplier: 1,
+        upgrades: [...COMBAT_TRAIN_TIER1_UPGRADES_L5, ...COMBAT_TRAIN_TIER1_UPGRADES_L10],
+      },
+      {
+        tier: 2,
+        skillId: 'combatTrain_t2',
+        name: 'Warrior Instinct',
+        multiplier: 10,
+        upgrades: [
+          { id: 'ct_t2_l5_mastery', name: 'Combat Mastery', desc: '+50% base damage', milestone: 5, effect: { type: 'multiplier', stat: 'baseDamage', value: 1.5 } },
+          { id: 'ct_t2_l5_cleave', name: 'Cleave', desc: 'Deal 25% damage to next floor enemy', milestone: 5, effect: { type: 'special', specialId: 'cleave', specialDesc: 'Multi-floor damage' } },
+          { id: 'ct_t2_l5_berserk', name: 'Berserk Training', desc: '+5% damage per consecutive hit (max +100%)', milestone: 5, effect: { type: 'special', specialId: 'berserkTraining', specialDesc: 'Consecutive bonus' } },
+          { id: 'ct_t2_l5_weapon', name: 'Weapon Mastery', desc: '+25% equipment damage bonuses', milestone: 5, effect: { type: 'multiplier', stat: 'equipmentDamage', value: 1.25 } },
+          { id: 'ct_t2_l10_devastate', name: 'Devastation', desc: '+100 base damage', milestone: 10, effect: { type: 'bonus', stat: 'baseDamage', value: 100 } },
+          { id: 'ct_t2_l10_streak', name: 'Kill Streak', desc: '+5% damage per kill this loop (max +100%)', milestone: 10, effect: { type: 'special', specialId: 'killStreak', specialDesc: 'Kill scaling' } },
+          { id: 'ct_t2_l10_finisher', name: 'Finisher', desc: '+100% damage to enemies below 50% HP', milestone: 10, effect: { type: 'special', specialId: 'finisherBonus', specialDesc: 'Execute mastery' } },
+          { id: 'ct_t2_l10_frenzy', name: 'Battle Frenzy', desc: 'Attack speed +50% for 1 hour after kill', milestone: 10, effect: { type: 'special', specialId: 'battleFrenzy', specialDesc: 'Kill speed boost' } },
+        ],
+      },
+      {
+        tier: 3,
+        skillId: 'combatTrain_t3',
+        name: 'Battlemaster',
+        multiplier: 100,
+        upgrades: [
+          { id: 'ct_t3_l5_legendary', name: 'Legendary Combat', desc: '+100% base damage', milestone: 5, effect: { type: 'multiplier', stat: 'baseDamage', value: 2 } },
+          { id: 'ct_t3_l5_annihilate', name: 'Annihilation', desc: '10% chance to deal 5x damage', milestone: 5, effect: { type: 'special', specialId: 'annihilation', specialDesc: 'Massive crit chance' } },
+          { id: 'ct_t3_l5_bane', name: 'Guardian Bane+', desc: '+50% damage vs guardians', milestone: 5, effect: { type: 'special', specialId: 'guardianBanePlus', specialDesc: 'Guardian bonus' } },
+          { id: 'ct_t3_l5_onslaught', name: 'Onslaught', desc: 'Each hit increases next hit by 5% (resets on floor clear)', milestone: 5, effect: { type: 'special', specialId: 'onslaught', specialDesc: 'Cumulative damage' } },
+          { id: 'ct_t3_l10_dominator', name: 'Floor Dominator', desc: '+500 base damage', milestone: 10, effect: { type: 'bonus', stat: 'baseDamage', value: 500 } },
+          { id: 'ct_t3_l10_aura', name: 'Battle Aura', desc: 'Passively deal 5% damage per hour while climbing', milestone: 10, effect: { type: 'special', specialId: 'battleAura', specialDesc: 'Passive damage' } },
+          { id: 'ct_t3_l10_chain', name: 'Chain Strike', desc: '25% chance to hit again at 50% damage', milestone: 10, effect: { type: 'special', specialId: 'chainStrike', specialDesc: 'Chain attack' } },
+          { id: 'ct_t3_l10_rage', name: 'Eternal Rage', desc: 'Damage increases by 10% per loop completed', milestone: 10, effect: { type: 'special', specialId: 'eternalRage', specialDesc: 'Loop scaling damage' } },
+        ],
+      },
+      {
+        tier: 4,
+        skillId: 'combatTrain_t4',
+        name: 'Avatar of War',
+        multiplier: 1000,
+        upgrades: [
+          { id: 'ct_t4_l5_godlike', name: 'Godlike Combat', desc: '+200% base damage', milestone: 5, effect: { type: 'multiplier', stat: 'baseDamage', value: 3 } },
+          { id: 'ct_t4_l5_void', name: 'Void Strike', desc: 'Attacks deal 10% true damage (ignores defense)', milestone: 5, effect: { type: 'special', specialId: 'voidStrike', specialDesc: 'True damage' } },
+          { id: 'ct_t4_l5_master', name: 'Combat Grandmaster', desc: 'All combat skills +2 levels', milestone: 5, effect: { type: 'special', specialId: 'combatGrandmaster', specialDesc: 'Skill boost' } },
+          { id: 'ct_t4_l5_tempest', name: 'Tempest Strike', desc: 'Every 10th attack is a guaranteed crit', milestone: 5, effect: { type: 'special', specialId: 'tempestStrike', specialDesc: 'Guaranteed crit' } },
+          { id: 'ct_t4_l10_destruction', name: 'Avatar of Destruction', desc: '+2000 base damage', milestone: 10, effect: { type: 'bonus', stat: 'baseDamage', value: 2000 } },
+          { id: 'ct_t4_l10_apocalypse', name: 'Apocalypse Strike', desc: '1% chance to instantly clear floor', milestone: 10, effect: { type: 'special', specialId: 'apocalypseStrike', specialDesc: 'Instant clear' } },
+          { id: 'ct_t4_l10_omega', name: 'Omega Strike', desc: 'Final hit on floor deals +300% damage to next floor', milestone: 10, effect: { type: 'special', specialId: 'omegaStrike', specialDesc: 'Finisher carryover' } },
+          { id: 'ct_t4_l10_immortal', name: 'Immortal Warrior', desc: 'Combat unaffected by incursion', milestone: 10, effect: { type: 'special', specialId: 'immortalWarrior', specialDesc: 'Incursion immunity' } },
+        ],
+      },
+      {
+        tier: 5,
+        skillId: 'combatTrain_t5',
+        name: 'Eternal Conqueror',
+        multiplier: 10000,
+        upgrades: [
+          { id: 'ct_t5_l5_transcend', name: 'Transcendent Combat', desc: '+500% base damage', milestone: 5, effect: { type: 'multiplier', stat: 'baseDamage', value: 6 } },
+          { id: 'ct_t5_l5_ultimate', name: 'Ultimate Warrior', desc: 'All attacks have +50% crit chance', milestone: 5, effect: { type: 'special', specialId: 'ultimateWarrior', specialDesc: 'Enhanced attacks' } },
+          { id: 'ct_t5_l5_legend', name: 'Living Legend', desc: '+50% damage per loop completed', milestone: 5, effect: { type: 'special', specialId: 'livingLegend', specialDesc: 'Loop scaling' } },
+          { id: 'ct_t5_l5_dominator', name: 'Absolute Dominator', desc: 'Guardians take 3x damage', milestone: 5, effect: { type: 'special', specialId: 'absoluteDominator', specialDesc: 'Triple guardian damage' } },
+          { id: 'ct_t5_l10_godhood', name: 'War Godhood', desc: '+10000 base damage', milestone: 10, effect: { type: 'bonus', stat: 'baseDamage', value: 10000 } },
+          { id: 'ct_t5_l10_oneshot', name: 'One Shot', desc: '5% chance to deal 50x damage', milestone: 10, effect: { type: 'special', specialId: 'oneShot', specialDesc: 'Massive damage' } },
+          { id: 'ct_t5_l10_victory', name: 'Combat Victory', desc: 'Victory: defeat all guardians automatically', milestone: 10, effect: { type: 'special', specialId: 'combatVictory', specialDesc: 'Combat victory' } },
+          { id: 'ct_t5_l10_omnipotence', name: 'Omnipotent Strike', desc: 'Every attack is a critical hit', milestone: 10, effect: { type: 'special', specialId: 'omnipotentStrike', specialDesc: 'Always crit' } },
+        ],
+      },
+    ],
+  },
+  quickLearner: {
+    baseSkillId: 'quickLearner',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'quickLearner',
+        name: 'Quick Learner',
+        multiplier: 1,
+        upgrades: [...QUICK_LEARNER_TIER1_UPGRADES_L5, ...QUICK_LEARNER_TIER1_UPGRADES_L10],
+      },
+      {
+        tier: 2,
+        skillId: 'quickLearner_t2',
+        name: 'Swift Scholar',
+        multiplier: 10,
+        upgrades: [
+          { id: 'ql_t2_l5_genius', name: 'Study Genius', desc: '+50% study speed', milestone: 5, effect: { type: 'multiplier', stat: 'studySpeed', value: 1.5 } },
+          { id: 'ql_t2_l5_snap', name: 'Snap Learning', desc: 'Instantly complete 10% of study when starting', milestone: 5, effect: { type: 'special', specialId: 'snapLearning', specialDesc: 'Study head start' } },
+          { id: 'ql_t2_l5_archive', name: 'Mental Archive', desc: 'Keep 50% study progress between loops', milestone: 5, effect: { type: 'special', specialId: 'mentalArchive', specialDesc: 'Progress retention' } },
+          { id: 'ql_t2_l5_rush', name: 'Study Rush+', desc: 'First 2 hours of study are 2x speed', milestone: 5, effect: { type: 'special', specialId: 'studyRushT2', specialDesc: 'Quick start' } },
+          { id: 'ql_t2_l10_master', name: 'Study Master', desc: '+100% study speed', milestone: 10, effect: { type: 'multiplier', stat: 'studySpeed', value: 2 } },
+          { id: 'ql_t2_l10_instant', name: 'Instant Grasp', desc: '5% chance to instantly learn', milestone: 10, effect: { type: 'special', specialId: 'instantGrasp', specialDesc: 'Instant learn chance' } },
+          { id: 'ql_t2_l10_resonance', name: 'Knowledge Resonance', desc: 'Learning one thing speeds up others by 5%', milestone: 10, effect: { type: 'special', specialId: 'knowledgeResonance', specialDesc: 'Study synergy' } },
+          { id: 'ql_t2_l10_adept', name: 'Quick Adept', desc: 'Tier 2+ studies are 25% faster', milestone: 10, effect: { type: 'special', specialId: 'quickAdept', specialDesc: 'High tier speed' } },
+        ],
+      },
+      {
+        tier: 3,
+        skillId: 'quickLearner_t3',
+        name: 'Sage Mind',
+        multiplier: 100,
+        upgrades: [
+          { id: 'ql_t3_l5_enlightenment', name: 'Enlightenment', desc: '+100% study speed', milestone: 5, effect: { type: 'multiplier', stat: 'studySpeed', value: 2 } },
+          { id: 'ql_t3_l5_palace', name: 'Mind Palace+', desc: 'Store 3 skills for instant study next loop', milestone: 5, effect: { type: 'special', specialId: 'mindPalacePlus', specialDesc: 'Stored skills' } },
+          { id: 'ql_t3_l5_burst', name: 'Study Burst', desc: 'First 50% of study takes half time', milestone: 5, effect: { type: 'special', specialId: 'studyBurst', specialDesc: 'Quick first half' } },
+          { id: 'ql_t3_l5_legacy', name: 'Scholar Legacy', desc: 'Start loops with 1 random skill at level 1', milestone: 5, effect: { type: 'special', specialId: 'scholarLegacy', specialDesc: 'Starting skill' } },
+          { id: 'ql_t3_l10_transcend', name: 'Study Transcendence', desc: 'Studies complete at 90% progress', milestone: 10, effect: { type: 'special', specialId: 'studyTranscendence', specialDesc: 'Early completion' } },
+          { id: 'ql_t3_l10_overflow', name: 'Knowledge Overflow', desc: 'Excess study progress carries to next study', milestone: 10, effect: { type: 'special', specialId: 'knowledgeOverflow', specialDesc: 'Progress carryover' } },
+          { id: 'ql_t3_l10_triple', name: 'Triple Mind', desc: 'Study 3 things at once at 33% speed each', milestone: 10, effect: { type: 'special', specialId: 'tripleMind', specialDesc: 'Triple study' } },
+          { id: 'ql_t3_l10_ancient', name: 'Ancient Scholar', desc: 'Tier 4+ studies are 50% faster', milestone: 10, effect: { type: 'special', specialId: 'ancientScholar', specialDesc: 'High tier bonus' } },
+        ],
+      },
+      {
+        tier: 4,
+        skillId: 'quickLearner_t4',
+        name: 'Cosmic Scholar',
+        multiplier: 1000,
+        upgrades: [
+          { id: 'ql_t4_l5_cosmic', name: 'Cosmic Learning', desc: '+200% study speed', milestone: 5, effect: { type: 'multiplier', stat: 'studySpeed', value: 3 } },
+          { id: 'ql_t4_l5_archive', name: 'Cosmic Archive', desc: 'Access all known spells/skills instantly for re-study', milestone: 5, effect: { type: 'special', specialId: 'cosmicArchive', specialDesc: 'All knowledge' } },
+          { id: 'ql_t4_l5_dimension', name: 'Dimension Study', desc: 'Study continues in background while doing other actions', milestone: 5, effect: { type: 'special', specialId: 'dimensionStudy', specialDesc: 'Background study' } },
+          { id: 'ql_t4_l5_grant', name: 'Knowledge Grant', desc: 'Each loop, gain 1 free random spell', milestone: 5, effect: { type: 'special', specialId: 'knowledgeGrant', specialDesc: 'Free spell per loop' } },
+          { id: 'ql_t4_l10_omniscient', name: 'Omniscient Mind', desc: 'All studies are 50% faster', milestone: 10, effect: { type: 'multiplier', stat: 'allStudy', value: 1.5 } },
+          { id: 'ql_t4_l10_infinite', name: 'Infinite Learning', desc: 'No maximum on study queue', milestone: 10, effect: { type: 'special', specialId: 'infiniteLearning', specialDesc: 'No learning cap' } },
+          { id: 'ql_t4_l10_echo', name: 'Knowledge Echo+', desc: '20% instant learn chance', milestone: 10, effect: { type: 'special', specialId: 'knowledgeEchoPlus', specialDesc: 'Better instant' } },
+          { id: 'ql_t4_l10_mastery', name: 'Study Mastery', desc: 'Completing study gives 25% mana back', milestone: 10, effect: { type: 'special', specialId: 'studyMastery', specialDesc: 'Completion refund' } },
+        ],
+      },
+      {
+        tier: 5,
+        skillId: 'quickLearner_t5',
+        name: 'Omniscient Being',
+        multiplier: 10000,
+        upgrades: [
+          { id: 'ql_t5_l5_godhood', name: 'Learning Godhood', desc: '+500% study speed', milestone: 5, effect: { type: 'multiplier', stat: 'studySpeed', value: 6 } },
+          { id: 'ql_t5_l5_allknowing', name: 'All-Knowing', desc: 'See all unlock requirements', milestone: 5, effect: { type: 'special', specialId: 'allKnowing', specialDesc: 'All secrets' } },
+          { id: 'ql_t5_l5_ultimate', name: 'Ultimate Scholar', desc: 'All learning is instant', milestone: 5, effect: { type: 'special', specialId: 'ultimateScholar', specialDesc: 'Instant all' } },
+          { id: 'ql_t5_l5_transcend', name: 'Mind Transcendence', desc: 'Keep 5 skill levels across loops', milestone: 5, effect: { type: 'special', specialId: 'mindTranscendence', specialDesc: 'Unlimited retention' } },
+          { id: 'ql_t5_l10_perfection', name: 'Perfect Learning', desc: 'All studies complete instantly', milestone: 10, effect: { type: 'special', specialId: 'perfectLearning', specialDesc: 'Instant mastery' } },
+          { id: 'ql_t5_l10_victory', name: 'Knowledge Victory', desc: 'Victory: learn all things', milestone: 10, effect: { type: 'special', specialId: 'knowledgeVictory', specialDesc: 'Learn victory' } },
+          { id: 'ql_t5_l10_eternal', name: 'Eternal Knowledge', desc: 'Keep all knowledge forever', milestone: 10, effect: { type: 'special', specialId: 'eternalKnowledge', specialDesc: 'Permanent knowledge' } },
+          { id: 'ql_t5_l10_origin', name: 'Origin Mind', desc: 'Become the source of all knowledge', milestone: 10, effect: { type: 'special', specialId: 'originMind', specialDesc: 'Knowledge source' } },
+        ],
+      },
+    ],
+  },
+  focusedMind: {
+    baseSkillId: 'focusedMind',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'focusedMind',
+        name: 'Focused Mind',
+        multiplier: 1,
+        upgrades: [...FOCUSED_MIND_TIER1_UPGRADES_L5, ...FOCUSED_MIND_TIER1_UPGRADES_L10],
+      },
+      {
+        tier: 2,
+        skillId: 'focusedMind_t2',
+        name: 'Crystal Mind',
+        multiplier: 10,
+        upgrades: [
+          { id: 'fm_t2_l5_clarity', name: 'Crystal Clarity', desc: '+50% cost reduction', milestone: 5, effect: { type: 'multiplier', stat: 'costReduction', value: 1.5 } },
+          { id: 'fm_t2_l5_store', name: 'Mana Store', desc: 'Store up to 50% of study cost for next study', milestone: 5, effect: { type: 'special', specialId: 'manaStore', specialDesc: 'Cost storage' } },
+          { id: 'fm_t2_l5_efficient', name: 'Efficient Mind', desc: 'Tier 2+ skills cost 20% less', milestone: 5, effect: { type: 'special', specialId: 'efficientMind', specialDesc: 'High tier discount' } },
+          { id: 'fm_t2_l5_resonance', name: 'Cost Resonance', desc: 'Each study reduces next study cost by 5%', milestone: 5, effect: { type: 'special', specialId: 'costResonance', specialDesc: 'Cumulative discount' } },
+          { id: 'fm_t2_l10_mastery', name: 'Cost Mastery', desc: 'All costs reduced by 25%', milestone: 10, effect: { type: 'multiplier', stat: 'allCosts', value: 0.75 } },
+          { id: 'fm_t2_l10_refund', name: 'Full Refund', desc: 'Get 50% mana back when study completes', milestone: 10, effect: { type: 'special', specialId: 'fullRefund', specialDesc: 'Big refund' } },
+          { id: 'fm_t2_l10_discount', name: 'Master Discount', desc: 'Skills cost 10% of base instead of level scaling', milestone: 10, effect: { type: 'special', specialId: 'masterDiscount', specialDesc: 'Flat cost' } },
+          { id: 'fm_t2_l10_memory', name: 'Cost Memory', desc: 'First study of each type is free', milestone: 10, effect: { type: 'special', specialId: 'costMemory', specialDesc: 'Free first study' } },
+        ],
+      },
+      {
+        tier: 3,
+        skillId: 'focusedMind_t3',
+        name: 'Void Mind',
+        multiplier: 100,
+        upgrades: [
+          { id: 'fm_t3_l5_void', name: 'Void Focus', desc: '+100% cost reduction', milestone: 5, effect: { type: 'multiplier', stat: 'costReduction', value: 2 } },
+          { id: 'fm_t3_l5_negate', name: 'Cost Negation', desc: '25% chance for study to be free', milestone: 5, effect: { type: 'special', specialId: 'costNegation', specialDesc: 'Free chance' } },
+          { id: 'fm_t3_l5_reverse', name: 'Cost Reverse', desc: '10% chance to gain mana from study', milestone: 5, effect: { type: 'special', specialId: 'costReverse', specialDesc: 'Reverse cost' } },
+          { id: 'fm_t3_l5_unlimited', name: 'Unlimited Focus', desc: 'Study cost can go below 1', milestone: 5, effect: { type: 'special', specialId: 'unlimitedFocus', specialDesc: 'No minimum' } },
+          { id: 'fm_t3_l10_free', name: 'Mostly Free', desc: '50% of studies are free', milestone: 10, effect: { type: 'special', specialId: 'mostlyFree', specialDesc: 'Mostly free' } },
+          { id: 'fm_t3_l10_zenith', name: 'Mind Zenith', desc: 'When mana is full, all studies free', milestone: 10, effect: { type: 'special', specialId: 'mindZenith', specialDesc: 'Peak free' } },
+          { id: 'fm_t3_l10_ultimate', name: 'Ultimate Efficiency', desc: 'All costs are 10% of base', milestone: 10, effect: { type: 'multiplier', stat: 'allCosts', value: 0.1 } },
+          { id: 'fm_t3_l10_infinite', name: 'Infinite Focus', desc: 'Never run out of mana for study', milestone: 10, effect: { type: 'special', specialId: 'infiniteFocus', specialDesc: 'Infinite study mana' } },
+        ],
+      },
+      {
+        tier: 4,
+        skillId: 'focusedMind_t4',
+        name: 'Cosmic Mind',
+        multiplier: 1000,
+        upgrades: [
+          { id: 'fm_t4_l5_cosmic', name: 'Cosmic Focus', desc: '+200% cost reduction', milestone: 5, effect: { type: 'multiplier', stat: 'costReduction', value: 3 } },
+          { id: 'fm_t4_l5_void', name: 'Void Cost', desc: 'Studies draw from void instead of mana (75% free)', milestone: 5, effect: { type: 'special', specialId: 'voidCost', specialDesc: 'Void power' } },
+          { id: 'fm_t4_l5_transcend', name: 'Cost Transcendence', desc: 'Costs are capped at 10% of current mana', milestone: 5, effect: { type: 'special', specialId: 'costTranscendence', specialDesc: 'Capped costs' } },
+          { id: 'fm_t4_l5_omega', name: 'Omega Focus', desc: 'All sources of mana cost reduction are doubled', milestone: 5, effect: { type: 'special', specialId: 'omegaFocus', specialDesc: 'Doubled reduction' } },
+          { id: 'fm_t4_l10_free', name: 'Mostly Free+', desc: '90% of studies are free', milestone: 10, effect: { type: 'special', specialId: 'mostlyFreePlus', specialDesc: 'Almost all free' } },
+          { id: 'fm_t4_l10_zero', name: 'Zero Cost', desc: 'All studies cost 0', milestone: 10, effect: { type: 'special', specialId: 'zeroCost', specialDesc: 'All free' } },
+          { id: 'fm_t4_l10_profit', name: 'Study Profit', desc: 'Gain mana when studying', milestone: 10, effect: { type: 'special', specialId: 'studyProfit', specialDesc: 'Study gives mana' } },
+          { id: 'fm_t4_l10_eternal', name: 'Eternal Focus', desc: 'Mind never tires - no cost ever', milestone: 10, effect: { type: 'special', specialId: 'eternalFocus', specialDesc: 'Never tire' } },
+        ],
+      },
+      {
+        tier: 5,
+        skillId: 'focusedMind_t5',
+        name: 'Omniscient Mind',
+        multiplier: 10000,
+        upgrades: [
+          { id: 'fm_t5_l5_godhood', name: 'Focus Godhood', desc: '+500% cost reduction', milestone: 5, effect: { type: 'multiplier', stat: 'costReduction', value: 6 } },
+          { id: 'fm_t5_l5_all', name: 'All Free', desc: 'All studies cost nothing', milestone: 5, effect: { type: 'special', specialId: 'allFree', specialDesc: 'All free' } },
+          { id: 'fm_t5_l5_source', name: 'Mana Source', desc: 'Become a source of study mana (regen while studying)', milestone: 5, effect: { type: 'special', specialId: 'manaSource', specialDesc: 'Mana source' } },
+          { id: 'fm_t5_l5_transcend', name: 'Cost Transcendence', desc: 'Transcend all costs permanently', milestone: 5, effect: { type: 'special', specialId: 'costTranscendenceFinal', specialDesc: 'Transcend costs' } },
+          { id: 'fm_t5_l10_perfection', name: 'Perfect Mind', desc: 'All costs are 0, always', milestone: 10, effect: { type: 'special', specialId: 'perfectMind', specialDesc: 'Zero costs' } },
+          { id: 'fm_t5_l10_victory', name: 'Focus Victory', desc: 'Victory: study everything instantly', milestone: 10, effect: { type: 'special', specialId: 'focusVictory', specialDesc: 'Free victory' } },
+          { id: 'fm_t5_l10_eternal', name: 'Eternal Focus', desc: 'Mind never tires, infinite capacity', milestone: 10, effect: { type: 'special', specialId: 'eternalFocusFinal', specialDesc: 'Never tire' } },
+          { id: 'fm_t5_l10_origin', name: 'Origin Focus', desc: 'You are the source of focus', milestone: 10, effect: { type: 'special', specialId: 'originFocus', specialDesc: 'Focus origin' } },
+        ],
+      },
+    ],
+  },
+  elemAttune: {
+    baseSkillId: 'elemAttune',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'elemAttune',
+        name: 'Elemental Attunement',
+        multiplier: 1,
+        upgrades: [...ELEM_ATTUNE_TIER1_UPGRADES_L5, ...ELEM_ATTUNE_TIER1_UPGRADES_L10],
+      },
+      {
+        tier: 2,
+        skillId: 'elemAttune_t2',
+        name: 'Elemental Affinity',
+        multiplier: 10,
+        upgrades: [
+          { id: 'ea_t2_l5_expand', name: 'Expanded Affinity', desc: '+50% element cap', milestone: 5, effect: { type: 'multiplier', stat: 'elementCap', value: 1.5 } },
+          { id: 'ea_t2_l5_dual', name: 'Dual Elements', desc: 'Convert to 2 elements at once', milestone: 5, effect: { type: 'special', specialId: 'dualElements', specialDesc: 'Dual convert' } },
+          { id: 'ea_t2_l5_stable', name: 'Stable Elements', desc: 'Elemental mana never decays', milestone: 5, effect: { type: 'special', specialId: 'stableElements', specialDesc: 'No decay' } },
+          { id: 'ea_t2_l5_amplify', name: 'Element Amplify', desc: '+25% elemental damage', milestone: 5, effect: { type: 'multiplier', stat: 'elementalDamage', value: 1.25 } },
+          { id: 'ea_t2_l10_mastery', name: 'Element Mastery', desc: '+200 element cap', milestone: 10, effect: { type: 'bonus', stat: 'elementCap', value: 200 } },
+          { id: 'ea_t2_l10_convert', name: 'Quick Convert', desc: 'Convert 10 at a time with 10% bonus', milestone: 10, effect: { type: 'special', specialId: 'quickConvert', specialDesc: 'Bulk convert' } },
+          { id: 'ea_t2_l10_harmony', name: 'Element Harmony+', desc: 'All elements work together (+10% all element damage)', milestone: 10, effect: { type: 'special', specialId: 'elementHarmonyPlus', specialDesc: 'Element synergy' } },
+          { id: 'ea_t2_l10_overflow', name: 'Element Overflow', desc: 'Excess elements convert to raw mana', milestone: 10, effect: { type: 'special', specialId: 'elementOverflow', specialDesc: 'Overflow conversion' } },
+        ],
+      },
+      {
+        tier: 3,
+        skillId: 'elemAttune_t3',
+        name: 'Elemental Mastery',
+        multiplier: 100,
+        upgrades: [
+          { id: 'ea_t3_l5_dominator', name: 'Element Dominator', desc: '+100% element cap', milestone: 5, effect: { type: 'multiplier', stat: 'elementCap', value: 2 } },
+          { id: 'ea_t3_l5_forge', name: 'Element Forge', desc: 'Craft exotic elements without recipe', milestone: 5, effect: { type: 'special', specialId: 'elementForge', specialDesc: 'Exotic crafting' } },
+          { id: 'ea_t3_l5_surge', name: 'Element Surge', desc: '+50% elemental spell damage', milestone: 5, effect: { type: 'multiplier', stat: 'elementalDamage', value: 1.5 } },
+          { id: 'ea_t3_l5_well', name: 'Element Well', desc: 'Elements regenerate 1 per hour', milestone: 5, effect: { type: 'special', specialId: 'elementWell', specialDesc: 'Element regen' } },
+          { id: 'ea_t3_l10_transcend', name: 'Element Transcendence', desc: '+1000 element cap', milestone: 10, effect: { type: 'bonus', stat: 'elementCap', value: 1000 } },
+          { id: 'ea_t3_l10_avatar', name: 'Element Avatar', desc: 'Become one with elements (immune to element weaknesses)', milestone: 10, effect: { type: 'special', specialId: 'elementAvatar', specialDesc: 'Element unity' } },
+          { id: 'ea_t3_l10_chain', name: 'Element Chain', desc: 'Using one element boosts next element by 20%', milestone: 10, effect: { type: 'special', specialId: 'elementChain', specialDesc: 'Chain bonus' } },
+          { id: 'ea_t3_l10_prime', name: 'Prime Elements', desc: 'Base elements give 2x capacity bonus', milestone: 10, effect: { type: 'special', specialId: 'primeElements', specialDesc: 'Prime bonus' } },
+        ],
+      },
+      {
+        tier: 4,
+        skillId: 'elemAttune_t4',
+        name: 'Elemental Sovereign',
+        multiplier: 1000,
+        upgrades: [
+          { id: 'ea_t4_l5_sovereign', name: 'Sovereign Elements', desc: '+200% element cap', milestone: 5, effect: { type: 'multiplier', stat: 'elementCap', value: 3 } },
+          { id: 'ea_t4_l5_exotic', name: 'Exotic Mastery', desc: 'Exotic elements +100% damage', milestone: 5, effect: { type: 'special', specialId: 'exoticMastery', specialDesc: 'Exotic bonus' } },
+          { id: 'ea_t4_l5_infinite', name: 'Infinite Elements', desc: 'Element cap scales with loop count', milestone: 5, effect: { type: 'special', specialId: 'infiniteElements', specialDesc: 'Loop scaling cap' } },
+          { id: 'ea_t4_l5_conduit', name: 'Element Conduit', desc: 'Channel all elements at once for combined damage', milestone: 5, effect: { type: 'special', specialId: 'elementConduit', specialDesc: 'All elements' } },
+          { id: 'ea_t4_l10_ascension', name: 'Element Ascension', desc: '+5000 element cap', milestone: 10, effect: { type: 'bonus', stat: 'elementCap', value: 5000 } },
+          { id: 'ea_t4_l10_omega', name: 'Omega Element', desc: 'Unlock the Omega element (combines all)', milestone: 10, effect: { type: 'special', specialId: 'omegaElement', specialDesc: 'Omega unlock' } },
+          { id: 'ea_t4_l10_perfect', name: 'Perfect Attunement', desc: 'All elements at max power always', milestone: 10, effect: { type: 'special', specialId: 'perfectAttunement', specialDesc: 'Perfect power' } },
+          { id: 'ea_t4_l10_storm', name: 'Element Storm', desc: 'All elements attack together for 3x damage', milestone: 10, effect: { type: 'special', specialId: 'elementStorm', specialDesc: 'Combined attack' } },
+        ],
+      },
+      {
+        tier: 5,
+        skillId: 'elemAttune_t5',
+        name: 'Primordial Element',
+        multiplier: 10000,
+        upgrades: [
+          { id: 'ea_t5_l5_primordial', name: 'Primordial Power', desc: '+500% element cap', milestone: 5, effect: { type: 'multiplier', stat: 'elementCap', value: 6 } },
+          { id: 'ea_t5_l5_omega', name: 'Omega Mastery', desc: 'Control the Omega element (all elements in one)', milestone: 5, effect: { type: 'special', specialId: 'omegaMastery', specialDesc: 'Omega control' } },
+          { id: 'ea_t5_l5_origin', name: 'Element Origin', desc: 'You are the source of elements', milestone: 5, effect: { type: 'special', specialId: 'elementOrigin', specialDesc: 'Element source' } },
+          { id: 'ea_t5_l5_transcend', name: 'Element Transcendence', desc: 'Transcend elemental limits', milestone: 5, effect: { type: 'special', specialId: 'elementTranscendence', specialDesc: 'Limitless' } },
+          { id: 'ea_t5_l10_godhood', name: 'Element Godhood', desc: '+50000 element cap', milestone: 10, effect: { type: 'bonus', stat: 'elementCap', value: 50000 } },
+          { id: 'ea_t5_l10_victory', name: 'Element Victory', desc: 'Victory: master all elements', milestone: 10, effect: { type: 'special', specialId: 'elementVictory', specialDesc: 'Element victory' } },
+          { id: 'ea_t5_l10_eternal', name: 'Eternal Elements', desc: 'Elements never deplete', milestone: 10, effect: { type: 'special', specialId: 'eternalElements', specialDesc: 'Infinite elements' } },
+          { id: 'ea_t5_l10_ultimate', name: 'Ultimate Element', desc: 'Create your own element', milestone: 10, effect: { type: 'special', specialId: 'ultimateElement', specialDesc: 'Custom element' } },
+        ],
+      },
+    ],
+  },
+  // ─── Enchanting Skills Evolution Paths ─────────────────────────────────────
+  enchanting: {
+    baseSkillId: 'enchanting',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'enchanting',
+        name: 'Enchanting',
+        multiplier: 1,
+        upgrades: [
+          { id: 'ench_t1_l5_capacity', name: 'Efficient Runes', desc: '-10% enchantment capacity cost', milestone: 5, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.9 } },
+          { id: 'ench_t1_l5_speed', name: 'Quick Scribing', desc: '-15% design time', milestone: 5, effect: { type: 'multiplier', stat: 'designTime', value: 0.85 } },
+          { id: 'ench_t1_l5_power', name: 'Potent Enchantments', desc: '+10% effect power', milestone: 5, effect: { type: 'multiplier', stat: 'enchantPower', value: 1.1 } },
+          { id: 'ench_t1_l5_stable', name: 'Stable Runes', desc: 'Enchantments never degrade', milestone: 5, effect: { type: 'special', specialId: 'stableRunes', specialDesc: 'No degradation' } },
+          { id: 'ench_t1_l10_master', name: 'Enchant Master', desc: '-20% capacity cost', milestone: 10, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.8 } },
+          { id: 'ench_t1_l10_speed', name: 'Swift Enchanter', desc: '-25% all enchant times', milestone: 10, effect: { type: 'multiplier', stat: 'enchantTime', value: 0.75 } },
+          { id: 'ench_t1_l10_double', name: 'Double Enchant', desc: '10% chance to apply enchant twice', milestone: 10, effect: { type: 'special', specialId: 'doubleEnchant', specialDesc: 'Double application' } },
+          { id: 'ench_t1_l10_quality', name: 'Quality Craft', desc: '+25% effect power', milestone: 10, effect: { type: 'multiplier', stat: 'enchantPower', value: 1.25 } },
+        ],
+      },
+      {
+        tier: 2,
+        skillId: 'enchanting_t2',
+        name: 'Rune Master',
+        multiplier: 10,
+        upgrades: [
+          { id: 'ench_t2_l5_advanced', name: 'Advanced Runes', desc: '-25% capacity cost', milestone: 5, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.75 } },
+          { id: 'ench_t2_l5_quick', name: 'Quick Application', desc: '-30% application time', milestone: 5, effect: { type: 'multiplier', stat: 'applicationTime', value: 0.7 } },
+          { id: 'ench_t2_l5_overcharge', name: 'Overcharge', desc: 'Effects are 50% stronger', milestone: 5, effect: { type: 'multiplier', stat: 'enchantPower', value: 1.5 } },
+          { id: 'ench_t2_l5_save', name: 'Design Memory', desc: 'Save 3 designs per equipment type', milestone: 5, effect: { type: 'special', specialId: 'designMemory', specialDesc: 'More designs' } },
+          { id: 'ench_t2_l10_expert', name: 'Expert Enchanter', desc: '-40% all costs', milestone: 10, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.6 } },
+          { id: 'ench_t2_l10_rapid', name: 'Rapid Enchant', desc: '-50% all times', milestone: 10, effect: { type: 'multiplier', stat: 'enchantTime', value: 0.5 } },
+          { id: 'ench_t2_l10_triple', name: 'Triple Chance', desc: '15% chance for triple effect', milestone: 10, effect: { type: 'special', specialId: 'tripleEnchant', specialDesc: 'Triple chance' } },
+          { id: 'ench_t2_l10_essence', name: 'Essence Infusion', desc: 'Enchantments grant bonus mana', milestone: 10, effect: { type: 'special', specialId: 'essenceInfusion', specialDesc: 'Mana from enchants' } },
+        ],
+      },
+      {
+        tier: 3,
+        skillId: 'enchanting_t3',
+        name: 'Arcane Forgemaster',
+        multiplier: 100,
+        upgrades: [
+          { id: 'ench_t3_l5_efficient', name: 'Efficient Runes', desc: '-50% capacity cost', milestone: 5, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.5 } },
+          { id: 'ench_t3_l5_instant', name: 'Instant Prep', desc: 'Preparation takes 1 hour', milestone: 5, effect: { type: 'special', specialId: 'instantPrep', specialDesc: 'Fast prep' } },
+          { id: 'ench_t3_l5_mighty', name: 'Mighty Enchantments', desc: '+100% effect power', milestone: 5, effect: { type: 'multiplier', stat: 'enchantPower', value: 2 } },
+          { id: 'ench_t3_l5_transfer', name: 'Enchant Transfer', desc: 'Move enchantments between items', milestone: 5, effect: { type: 'special', specialId: 'enchantTransfer', specialDesc: 'Transfer enchants' } },
+          { id: 'ench_t3_l10_master', name: 'Forge Master', desc: '-60% capacity cost', milestone: 10, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.4 } },
+          { id: 'ench_t3_l10_spellweave', name: 'Spellweaving', desc: 'Combine spell effects', milestone: 10, effect: { type: 'special', specialId: 'spellweaving', specialDesc: 'Combine spells' } },
+          { id: 'ench_t3_l10_legendary', name: 'Legendary Enchanter', desc: 'Create legendary tier items', milestone: 10, effect: { type: 'special', specialId: 'legendaryEnchanter', specialDesc: 'Legendary tier' } },
+          { id: 'ench_t3_l10_eternal', name: 'Eternal Enchantments', desc: 'Enchantments last forever', milestone: 10, effect: { type: 'special', specialId: 'eternalEnchantments', specialDesc: 'Permanent enchants' } },
+        ],
+      },
+      {
+        tier: 4,
+        skillId: 'enchanting_t4',
+        name: 'Void Enchanter',
+        multiplier: 1000,
+        upgrades: [
+          { id: 'ench_t4_l5_void', name: 'Void Runes', desc: '-70% capacity cost', milestone: 5, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.3 } },
+          { id: 'ench_t4_l5_instant', name: 'Instant Design', desc: 'Designs complete instantly', milestone: 5, effect: { type: 'special', specialId: 'instantDesign', specialDesc: 'Instant design' } },
+          { id: 'ench_t4_l5_power', name: 'Void Power', desc: '+200% effect power', milestone: 5, effect: { type: 'multiplier', stat: 'enchantPower', value: 3 } },
+          { id: 'ench_t4_l5_copy', name: 'Enchant Copy', desc: 'Copy enchantments from other items', milestone: 5, effect: { type: 'special', specialId: 'enchantCopy', specialDesc: 'Copy enchants' } },
+          { id: 'ench_t4_l10_transcend', name: 'Transcendent Enchanting', desc: '-80% capacity cost', milestone: 10, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.2 } },
+          { id: 'ench_t4_l10_mythic', name: 'Mythic Crafter', desc: 'Create mythic tier items', milestone: 10, effect: { type: 'special', specialId: 'mythicCrafter', specialDesc: 'Mythic tier' } },
+          { id: 'ench_t4_l10_soulbind', name: 'Soulbinding', desc: 'Enchantments persist through loops', milestone: 10, effect: { type: 'special', specialId: 'soulbinding', specialDesc: 'Loop persistence' } },
+          { id: 'ench_t4_l10_overflow', name: 'Capacity Overflow', desc: 'Equipment can exceed capacity limits', milestone: 10, effect: { type: 'special', specialId: 'capacityOverflow', specialDesc: 'Overfill capacity' } },
+        ],
+      },
+      {
+        tier: 5,
+        skillId: 'enchanting_t5',
+        name: 'Enchantment God',
+        multiplier: 10000,
+        upgrades: [
+          { id: 'ench_t5_l5_godhood', name: 'Enchant Godhood', desc: '-90% capacity cost', milestone: 5, effect: { type: 'multiplier', stat: 'enchantCapacityCost', value: 0.1 } },
+          { id: 'ench_t5_l5_instant', name: 'Instant All', desc: 'All enchanting is instant', milestone: 5, effect: { type: 'special', specialId: 'instantAllEnchant', specialDesc: 'All instant' } },
+          { id: 'ench_t5_l5_ultimate', name: 'Ultimate Power', desc: '+500% effect power', milestone: 5, effect: { type: 'multiplier', stat: 'enchantPower', value: 6 } },
+          { id: 'ench_t5_l5_create', name: 'Create Effects', desc: 'Design custom enchantment effects', milestone: 5, effect: { type: 'special', specialId: 'createEffects', specialDesc: 'Custom effects' } },
+          { id: 'ench_t5_l10_perfection', name: 'Perfect Enchanting', desc: 'All costs are 0', milestone: 10, effect: { type: 'special', specialId: 'perfectEnchanting', specialDesc: 'Zero costs' } },
+          { id: 'ench_t5_l10_victory', name: 'Enchant Victory', desc: 'Victory: enchant anything', milestone: 10, effect: { type: 'special', specialId: 'enchantVictory', specialDesc: 'Enchant victory' } },
+          { id: 'ench_t5_l10_infinite', name: 'Infinite Capacity', desc: 'No capacity limits on equipment', milestone: 10, effect: { type: 'special', specialId: 'infiniteCapacity', specialDesc: 'Infinite capacity' } },
+          { id: 'ench_t5_l10_origin', name: 'Enchantment Origin', desc: 'You are the source of all enchantments', milestone: 10, effect: { type: 'special', specialId: 'enchantmentOrigin', specialDesc: 'Enchant source' } },
+        ],
+      },
+    ],
+  },
+  efficientEnchant: {
+    baseSkillId: 'efficientEnchant',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'efficientEnchant',
+        name: 'Efficient Enchant',
+        multiplier: 1,
+        upgrades: [
+          { id: 'ee_t1_l5_extra', name: 'Extra Efficiency', desc: '-10% additional capacity cost', milestone: 5, effect: { type: 'bonus', stat: 'enchantEfficiency', value: 0.1 } },
+          { id: 'ee_t1_l5_stacking', name: 'Stacking Efficiency', desc: 'Each enchant is 5% cheaper', milestone: 5, effect: { type: 'special', specialId: 'stackingEfficiency', specialDesc: 'Stacking discount' } },
+          { id: 'ee_t1_l10_master', name: 'Efficiency Master', desc: '-20% capacity cost', milestone: 10, effect: { type: 'bonus', stat: 'enchantEfficiency', value: 0.2 } },
+          { id: 'ee_t1_l10_overflow', name: 'Efficient Overflow', desc: 'Spare capacity becomes bonus power', milestone: 10, effect: { type: 'special', specialId: 'efficientOverflow', specialDesc: 'Capacity to power' } },
+        ],
+      },
+    ],
+  },
+  disenchanting: {
+    baseSkillId: 'disenchanting',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'disenchanting',
+        name: 'Disenchanting',
+        multiplier: 1,
+        upgrades: [
+          { id: 'dis_t1_l5_recover', name: 'Better Recovery', desc: '+15% mana recovery', milestone: 5, effect: { type: 'bonus', stat: 'disenchantRecovery', value: 0.15 } },
+          { id: 'dis_t1_l5_partial', name: 'Partial Disenchant', desc: 'Remove individual enchantments', milestone: 5, effect: { type: 'special', specialId: 'partialDisenchant', specialDesc: 'Selective removal' } },
+          { id: 'dis_t1_l10_full', name: 'Full Recovery', desc: '+30% mana recovery', milestone: 10, effect: { type: 'bonus', stat: 'disenchantRecovery', value: 0.3 } },
+          { id: 'dis_t1_l10_salvage', name: 'Effect Salvage', desc: 'Save removed effects as scrolls', milestone: 10, effect: { type: 'special', specialId: 'effectSalvage', specialDesc: 'Save as scroll' } },
+        ],
+      },
+    ],
+  },
+  enchantSpeed: {
+    baseSkillId: 'enchantSpeed',
+    tiers: [
+      {
+        tier: 1,
+        skillId: 'enchantSpeed',
+        name: 'Enchant Speed',
+        multiplier: 1,
+        upgrades: [
+          { id: 'es_t1_l5_haste', name: 'Enchant Haste', desc: '-15% all enchant times', milestone: 5, effect: { type: 'multiplier', stat: 'enchantTime', value: 0.85 } },
+          { id: 'es_t1_l5_parallel', name: 'Parallel Enchant', desc: 'Work on 2 items at once', milestone: 5, effect: { type: 'special', specialId: 'parallelEnchant', specialDesc: 'Dual work' } },
+          { id: 'es_t1_l10_swift', name: 'Swift Enchanter', desc: '-30% all enchant times', milestone: 10, effect: { type: 'multiplier', stat: 'enchantTime', value: 0.7 } },
+          { id: 'es_t1_l10_instant', name: 'Quick Design', desc: 'Designs complete in half time', milestone: 10, effect: { type: 'special', specialId: 'quickDesign', specialDesc: 'Fast design' } },
+        ],
+      },
+    ],
+  },
+};
+
+// ─── Get Upgrades for Skill at Milestone ──────────────────────────────────────────
+export function getUpgradesForSkillAtMilestone(
+  skillId: string, 
+  milestone: 5 | 10,
+  skillTiers: Record<string, number> = {}
+): SkillUpgradeChoice[] {
+  // Find the base skill and current tier
+  let baseSkillId = skillId;
+  let currentTier = skillTiers[skillId] || 1;
+  
+  // Check if this is a tier skill (e.g., 'manaWell_t2')
+  if (skillId.includes('_t')) {
+    const parts = skillId.split('_t');
+    baseSkillId = parts[0];
+    currentTier = parseInt(parts[1]) || 1;
+  }
+  
+  const path = SKILL_EVOLUTION_PATHS[baseSkillId];
+  if (!path) return [];
+  
+  const tierDef = path.tiers.find(t => t.tier === currentTier);
+  if (!tierDef) return [];
+  
+  return tierDef.upgrades.filter(u => u.milestone === milestone);
+}
+
+// ─── Get Next Tier Skill ─────────────────────────────────────────────────────────
+export function getNextTierSkill(skillId: string): string | null {
+  let baseSkillId = skillId;
+  let currentTier = 1;
+  
+  if (skillId.includes('_t')) {
+    const parts = skillId.split('_t');
+    baseSkillId = parts[0];
+    currentTier = parseInt(parts[1]) || 1;
+  }
+  
+  const path = SKILL_EVOLUTION_PATHS[baseSkillId];
+  if (!path) return null;
+  
+  const nextTier = path.tiers.find(t => t.tier === currentTier + 1);
+  return nextTier?.skillId || null;
+}
+
+// ─── Get Tier Multiplier ─────────────────────────────────────────────────────────
+export function getTierMultiplier(skillId: string): number {
+  let baseSkillId = skillId;
+  let currentTier = 1;
+  
+  if (skillId.includes('_t')) {
+    const parts = skillId.split('_t');
+    baseSkillId = parts[0];
+    currentTier = parseInt(parts[1]) || 1;
+  }
+  
+  const path = SKILL_EVOLUTION_PATHS[baseSkillId];
+  if (!path) return 1;
+  
+  const tierDef = path.tiers.find(t => t.tier === currentTier);
+  return tierDef?.multiplier || 1;
+}
+
+// ─── Generate Tier Skills Dynamically ─────────────────────────────────────────────
+export function generateTierSkillDef(baseSkillId: string, tier: number): SkillDef | null {
+  const path = SKILL_EVOLUTION_PATHS[baseSkillId];
+  if (!path) return null;
+  
+  const tierDef = path.tiers.find(t => t.tier === tier);
+  if (!tierDef) return null;
+  
+  const baseDef = path.tiers[0];
+  
+  return {
+    name: tierDef.name,
+    desc: `Tier ${tier} evolution - ${tierDef.multiplier}x base effect`,
+    cat: getCategoryForBaseSkill(baseSkillId),
+    max: 10,
+    base: 100 * tier, // Cost scales with tier
+    studyTime: 4 * tier, // Study time scales with tier
+    tier: tier,
+    baseSkill: baseSkillId,
+    tierMultiplier: tierDef.multiplier,
+  };
+}
+
+function getCategoryForBaseSkill(baseSkillId: string): string {
+  const categoryMap: Record<string, string> = {
+    manaWell: 'mana',
+    manaFlow: 'mana',
+    combatTrain: 'combat',
+    quickLearner: 'study',
+    focusedMind: 'study',
+    elemAttune: 'mana',
+  };
+  return categoryMap[baseSkillId] || 'study';
+}

src/lib/game/study-slice.ts

@@ -0,0 +1,180 @@
+// ─── Study Slice ─────────────────────────────────────────────────────────────
+// Actions for studying skills and spells
+
+import type { GameState } from './types';
+import { SKILLS_DEF, SPELLS_DEF, getStudyCostMultiplier } from './constants';
+
+// ─── Study Actions Interface ──────────────────────────────────────────────────
+
+export interface StudyActions {
+  startStudyingSkill: (skillId: string) => void;
+  startStudyingSpell: (spellId: string) => void;
+  cancelStudy: () => void;
+  startParallelStudySkill: (skillId: string) => void;
+  cancelParallelStudy: () => void;
+}
+
+// ─── Study Slice Factory ──────────────────────────────────────────────────────
+
+export function createStudySlice(
+  set: (partial: Partial<GameState> | ((state: GameState) => Partial<GameState>)) => void,
+  get: () => GameState
+): StudyActions {
+  return {
+    // Start studying a skill - mana is deducted per hour, not upfront
+    startStudyingSkill: (skillId: string) => {
+      const state = get();
+      const sk = SKILLS_DEF[skillId];
+      if (!sk) return;
+
+      const currentLevel = state.skills[skillId] || 0;
+      if (currentLevel >= sk.max) return;
+
+      // Check prerequisites
+      if (sk.req) {
+        for (const [r, rl] of Object.entries(sk.req)) {
+          if ((state.skills[r] || 0) < rl) return;
+        }
+      }
+
+      // Calculate total mana cost and cost per hour
+      const costMult = getStudyCostMultiplier(state.skills);
+      const totalCost = Math.floor(sk.base * (currentLevel + 1) * costMult);
+      const manaCostPerHour = Math.ceil(totalCost / sk.studyTime);
+      
+      // Must have at least 1 hour worth of mana to start
+      if (state.rawMana < manaCostPerHour) return;
+
+      // Start studying (no upfront cost - mana is deducted per hour during study)
+      set({
+        currentAction: 'study',
+        currentStudyTarget: {
+          type: 'skill',
+          id: skillId,
+          progress: state.skillProgress[skillId] || 0,
+          required: sk.studyTime,
+          manaCostPerHour: manaCostPerHour,
+          totalCost: totalCost,
+        },
+        log: [`📚 Started studying ${sk.name} (${manaCostPerHour} mana/hr)...`, ...state.log.slice(0, 49)],
+      });
+    },
+
+    // Start studying a spell
+    startStudyingSpell: (spellId: string) => {
+      const state = get();
+      const sp = SPELLS_DEF[spellId];
+      if (!sp || state.spells[spellId]?.learned) return;
+
+      // Calculate total mana cost and cost per hour
+      const costMult = getStudyCostMultiplier(state.skills);
+      const totalCost = Math.floor(sp.unlock * costMult);
+      const studyTime = sp.studyTime || (sp.tier * 4);
+      const manaCostPerHour = Math.ceil(totalCost / studyTime);
+      
+      // Must have at least 1 hour worth of mana to start
+      if (state.rawMana < manaCostPerHour) return;
+
+      // Start studying (no upfront cost - mana is deducted per hour during study)
+      set({
+        currentAction: 'study',
+        currentStudyTarget: {
+          type: 'spell',
+          id: spellId,
+          progress: state.spells[spellId]?.studyProgress || 0,
+          required: studyTime,
+          manaCostPerHour: manaCostPerHour,
+          totalCost: totalCost,
+        },
+        spells: {
+          ...state.spells,
+          [spellId]: { ...(state.spells[spellId] || { learned: false, level: 0 }), studyProgress: state.spells[spellId]?.studyProgress || 0 },
+        },
+        log: [`📚 Started studying ${sp.name} (${manaCostPerHour} mana/hr)...`, ...state.log.slice(0, 49)],
+      });
+    },
+
+    // Cancel current study (saves progress)
+    cancelStudy: () => {
+      const state = get();
+      if (!state.currentStudyTarget) return;
+
+      // Knowledge retention bonus
+      const retentionBonus = 1 + (state.skills.knowledgeRetention || 0) * 0.2;
+      const savedProgress = Math.min(
+        state.currentStudyTarget.progress,
+        state.currentStudyTarget.required * retentionBonus
+      );
+
+      // Save progress
+      if (state.currentStudyTarget.type === 'skill') {
+        set({
+          currentStudyTarget: null,
+          currentAction: 'meditate',
+          skillProgress: {
+            ...state.skillProgress,
+            [state.currentStudyTarget.id]: savedProgress,
+          },
+          log: [`📖 Study interrupted. Progress saved.`, ...state.log.slice(0, 49)],
+        });
+      } else if (state.currentStudyTarget.type === 'spell') {
+        set({
+          currentStudyTarget: null,
+          currentAction: 'meditate',
+          spells: {
+            ...state.spells,
+            [state.currentStudyTarget.id]: {
+              ...(state.spells[state.currentStudyTarget.id] || { learned: false, level: 0 }),
+              studyProgress: savedProgress,
+            },
+          },
+          log: [`📖 Study interrupted. Progress saved.`, ...state.log.slice(0, 49)],
+        });
+      }
+    },
+
+    // Start parallel study of a skill (requires Parallel Mind upgrade)
+    startParallelStudySkill: (skillId: string) => {
+      const state = get();
+      if (state.parallelStudyTarget) return; // Already have parallel study
+      if (!state.currentStudyTarget) return; // Need primary study
+
+      const sk = SKILLS_DEF[skillId];
+      if (!sk) return;
+
+      const currentLevel = state.skills[skillId] || 0;
+      if (currentLevel >= sk.max) return;
+
+      // Can't study same thing in parallel
+      if (state.currentStudyTarget.id === skillId) return;
+
+      // Calculate mana cost for parallel study
+      const costMult = getStudyCostMultiplier(state.skills);
+      const totalCost = Math.floor(sk.base * (currentLevel + 1) * costMult);
+      const manaCostPerHour = Math.ceil(totalCost / sk.studyTime);
+
+      set({
+        parallelStudyTarget: {
+          type: 'skill',
+          id: skillId,
+          progress: state.skillProgress[skillId] || 0,
+          required: sk.studyTime,
+          manaCostPerHour: Math.ceil(manaCostPerHour / 2), // Half speed = half mana cost per tick
+          totalCost: totalCost,
+        },
+        log: [`📚 Started parallel study of ${sk.name}... (50% speed)`, ...state.log.slice(0, 49)],
+      });
+    },
+
+    // Cancel parallel study
+    cancelParallelStudy: () => {
+      set((state) => {
+        if (!state.parallelStudyTarget) return state;
+        return {
+          parallelStudyTarget: null,
+          log: ['📖 Parallel study cancelled.', ...state.log.slice(0, 49)],
+        };
+      });
+    },
+  };
+}

src/lib/game/types.ts

@@ -0,0 +1,448 @@
+// ─── Game Types ───────────────────────────────────────────────────────────────
+
+export type ElementCategory = 'base' | 'utility' | 'composite' | 'exotic';
+
+// Attunement body slots
+export type AttunementSlot = 'rightHand' | 'leftHand' | 'head' | 'back' | 'chest' | 'leftLeg' | 'rightLeg';
+
+// Attunement definition
+export interface AttunementDef {
+  id: string;
+  name: string;
+  desc: string;
+  slot: AttunementSlot;
+  icon: string;
+  color: string;
+  primaryManaType?: string;      // Primary mana type this attunement generates (null for Invoker)
+  rawManaRegen: number;          // Raw mana regeneration per hour granted by this attunement
+  conversionRate: number;        // Raw mana converted to primary type per hour
+  unlocked: boolean;             // Whether this is unlocked by default
+  unlockCondition?: string;      // Description of how to unlock (for future challenges)
+  capabilities: string[];        // What this attunement enables (e.g., 'enchanting', 'pacts', 'golemCrafting')
+  skillCategories: string[];     // Skill categories this attunement provides access to
+}
+
+// Attunement instance state (tracks player's attunements)
+export interface AttunementState {
+  id: string;
+  active: boolean;               // Whether this attunement is currently active
+  level: number;                 // Attunement level (for future progression)
+  experience: number;            // Progress toward next level
+}
+
+export interface ElementDef {
+  name: string;
+  sym: string;
+  color: string;
+  glow: string;
+  cat: ElementCategory;
+  recipe?: string[];
+}
+
+export interface ElementState {
+  current: number;
+  max: number;
+  unlocked: boolean;
+}
+
+// Boon types that guardians can grant
+export interface GuardianBoon {
+  type: 'maxMana' | 'manaRegen' | 'castingSpeed' | 'elementalDamage' | 'rawDamage' | 
+        'critChance' | 'critDamage' | 'spellEfficiency' | 'manaGain' | 'insightGain' | 
+        'studySpeed' | 'prestigeInsight';
+  value: number;
+  desc: string;
+}
+
+export interface GuardianDef {
+  name: string;
+  element: string;
+  hp: number;
+  pact: number;           // Pact multiplier when signed
+  color: string;
+  boons: GuardianBoon[];  // Bonuses granted when pact is signed
+  pactCost: number;       // Mana cost to perform pact ritual
+  pactTime: number;       // Hours required for pact ritual
+  uniquePerk: string;     // Description of unique perk
+}
+
+// Spell cost can be raw mana or elemental mana
+export interface SpellCost {
+  type: 'raw' | 'element';  // 'raw' for raw mana, 'element' for specific elemental mana
+  element?: string;          // Required if type is 'element'
+  amount: number;            // Amount of mana required
+}
+
+export interface SpellDef {
+  name: string;
+  elem: string;              // Element type for damage calculations
+  dmg: number;
+  cost: SpellCost;           // Changed from number to SpellCost object
+  tier: number;
+  unlock: number;            // Mana cost to start studying
+  studyTime?: number;        // Hours needed to study (optional, defaults based on tier)
+  castSpeed?: number;        // Casts per hour (default 1, higher = faster)
+  desc?: string;             // Optional spell description
+  effects?: SpellEffect[];   // Optional special effects
+}
+
+export interface SpellEffect {
+  type: 'lifesteal' | 'burn' | 'freeze' | 'stun' | 'pierce' | 'multicast' | 'shield' | 'buff';
+  value: number;            // Effect potency
+  duration?: number;        // Duration in hours for timed effects
+}
+
+export interface SpellState {
+  learned: boolean;
+  level: number;
+  studyProgress?: number;   // Hours studied so far (for in-progress spells)
+}
+
+export interface SkillDef {
+  name: string;
+  desc: string;
+  cat: string;
+  attunement?: string;  // Which attunement this skill belongs to (null = core)
+  max: number;
+  base: number;             // Mana cost to start studying
+  req?: Record<string, number>;
+  studyTime: number;        // Hours needed to study
+  level?: number;           // Current level (optional, for UI display)
+  tier?: number;            // Skill tier (1-5)
+  tierUp?: string;          // Skill ID this evolves into at max level
+  baseSkill?: string;       // Original skill ID this evolved from
+  tierMultiplier?: number;  // Multiplier for each tier (default 2)
+}
+
+// Skill upgrade choices at milestones (level 5 and level 10)
+export interface SkillUpgradeDef {
+  id: string;
+  name: string;
+  desc: string;
+  skillId: string;          // Which skill this upgrade belongs to
+  milestone: 5 | 10;        // Level at which this upgrade is available
+  effect: SkillUpgradeEffect;
+}
+
+export interface SkillUpgradeEffect {
+  type: 'multiplier' | 'bonus' | 'special';
+  stat?: string;            // Stat to modify
+  value?: number;           // Multiplier or bonus value
+  specialId?: string;       // Special effect identifier
+  specialDesc?: string;     // Description of special effect
+}
+
+// Skill evolution system
+export interface SkillEvolutionPath {
+  baseSkillId: string;      // Starting skill ID
+  tiers: SkillTierDef[];    // 5 tiers of evolution
+}
+
+export interface SkillTierDef {
+  tier: number;
+  skillId: string;          // Skill ID for this tier
+  name: string;
+  multiplier: number;       // Base effect multiplier
+  upgrades: SkillUpgradeChoice[];  // 4 upgrades available at each milestone
+}
+
+export interface SkillUpgradeChoice {
+  id: string;
+  name: string;
+  desc: string;
+  milestone: 5 | 10;        // Level at which this upgrade is available
+  effect: SkillUpgradeEffect;
+}
+
+export interface PrestigeDef {
+  name: string;
+  desc: string;
+  max: number;
+  cost: number;
+}
+
+// Legacy EquipmentDef for backward compatibility
+export interface EquipmentDef {
+  id: string;
+  name: string;
+  slot: 'mainHand' | 'offHand' | 'head' | 'body' | 'hands' | 'accessory';
+  rarity: 'common' | 'uncommon' | 'rare' | 'epic' | 'legendary' | 'mythic';
+  stats: Record<string, number>;
+  durability: number;
+  maxDurability: number;
+  element?: string;
+}
+
+// Equipment Instance (actual equipped item with enchantments)
+export interface EquipmentInstance {
+  instanceId: string;          // Unique ID for this specific item
+  typeId: string;              // Reference to EquipmentType (e.g., 'basicStaff')
+  name: string;                // Display name (defaults to type name)
+  enchantments: AppliedEnchantment[];
+  usedCapacity: number;        // Currently used capacity
+  totalCapacity: number;       // Base capacity + bonuses
+  rarity: 'common' | 'uncommon' | 'rare' | 'epic' | 'legendary' | 'mythic';
+  quality: number;             // 0-100, affects capacity efficiency
+}
+
+export interface AppliedEnchantment {
+  effectId: string;            // Reference to EnchantmentEffectDef
+  stacks: number;              // Number of times this effect is applied
+  actualCost: number;          // Actual capacity cost (after efficiency)
+}
+
+// Enchantment Design (saved design for later application)
+export interface EnchantmentDesign {
+  id: string;
+  name: string;
+  equipmentType: string;       // Which equipment type this is designed for
+  effects: DesignEffect[];
+  totalCapacityUsed: number;
+  designTime: number;          // Hours required to design
+  created: number;             // Timestamp
+}
+
+export interface DesignEffect {
+  effectId: string;
+  stacks: number;
+  capacityCost: number;
+}
+
+// Crafting Progress States
+export interface DesignProgress {
+  designId: string;
+  progress: number;            // Hours spent designing
+  required: number;            // Total hours needed
+}
+
+export interface PreparationProgress {
+  equipmentInstanceId: string;
+  progress: number;            // Hours spent preparing
+  required: number;            // Total hours needed
+  manaCostPaid: number;        // Mana cost already paid
+}
+
+export interface ApplicationProgress {
+  equipmentInstanceId: string;
+  designId: string;
+  progress: number;            // Hours spent applying
+  required: number;            // Total hours needed
+  manaPerHour: number;         // Mana cost per hour
+  paused: boolean;
+  manaSpent: number;           // Total mana spent so far
+}
+
+// Equipment crafting progress (from blueprints)
+export interface EquipmentCraftingProgress {
+  blueprintId: string;
+  equipmentTypeId: string;
+  progress: number;            // Hours spent crafting
+  required: number;            // Total hours needed
+  manaSpent: number;           // Total mana spent so far
+}
+
+// Equipment spell state (for multi-spell casting)
+export interface EquipmentSpellState {
+  spellId: string;
+  sourceEquipment: string;     // Equipment instance ID
+  castProgress: number;        // 0-1 progress toward next cast
+}
+
+export interface BlueprintDef {
+  id: string;
+  name: string;
+  tier: number;
+  slot: string;
+  stats: Record<string, number>;
+  studyTime: number;
+  craftTime: number;
+  craftCost: number;
+  discovered: boolean;
+  learned: boolean;
+}
+
+// Loot inventory for materials and blueprints
+export interface LootInventory {
+  materials: Record<string, number>;  // materialId -> count
+  blueprints: string[];               // blueprint IDs discovered
+}
+
+// Achievement definitions
+export interface AchievementDef {
+  id: string;
+  name: string;
+  desc: string;
+  category: string;
+  requirement: {
+    type: string;
+    value: number;
+    subType?: string;
+  };
+  reward: {
+    insight?: number;
+    manaBonus?: number;
+    damageBonus?: number;
+    regenBonus?: number;
+    title?: string;
+    unlockEffect?: string;
+  };
+  hidden?: boolean;
+}
+
+// Achievement state tracks unlocked achievements and progress
+export interface AchievementState {
+  unlocked: string[];              // IDs of unlocked achievements
+  progress: Record<string, number>; // Progress toward achievement requirements
+}
+
+export type GameAction = 'meditate' | 'climb' | 'study' | 'craft' | 'repair' | 'convert' | 'design' | 'prepare' | 'enchant';
+
+export interface ScheduleBlock {
+  id: string;
+  action: GameAction;
+  startHour: number;
+  endHour: number;
+  enabled: boolean;
+  target?: string;          // spell id, blueprint id, skill id, element id
+}
+
+export interface StudyTarget {
+  type: 'skill' | 'spell' | 'blueprint';
+  id: string;
+  progress: number;         // Hours studied
+  required: number;         // Total hours needed
+}
+
+// Combo state for combat
+export interface ComboState {
+  count: number;           // Current combo hits
+  maxCombo: number;        // Highest combo this session
+  multiplier: number;      // Current damage multiplier
+  elementChain: string[];  // Last 3 elements used
+  decayTimer: number;      // Hours until decay starts
+}
+
+export interface GameState {
+  // Time
+  day: number;
+  hour: number;
+  loopCount: number;
+  gameOver: boolean;
+  victory: boolean;
+  paused: boolean;
+
+  // Raw Mana
+  rawMana: number;
+  meditateTicks: number;
+  totalManaGathered: number;
+
+  // Attunements (class-like system)
+  attunements: Record<string, AttunementState>;  // attunement id -> state
+
+  // Elements
+  elements: Record<string, ElementState>;
+
+  // Spire
+  currentFloor: number;
+  floorHP: number;
+  floorMaxHP: number;
+  maxFloorReached: number;
+  signedPacts: number[];
+  activeSpell: string;
+  currentAction: GameAction;
+  castProgress: number;      // Progress towards next spell cast (0-1)
+  combo: ComboState;         // Combat combo tracking
+
+  // Spells
+  spells: Record<string, SpellState>;
+
+  // Skills
+  skills: Record<string, number>;
+  skillProgress: Record<string, number>;  // Saved study progress for skills
+  skillUpgrades: Record<string, string[]>; // Selected upgrade IDs per skill
+  skillTiers: Record<string, number>;      // Current tier for each base skill
+
+  // Equipment System (new instance-based system)
+  equippedInstances: Record<string, string | null>;  // slot -> instanceId
+  equipmentInstances: Record<string, EquipmentInstance>;  // instanceId -> instance
+  enchantmentDesigns: EnchantmentDesign[];  // Saved enchantment designs
+  
+  // Crafting Progress
+  designProgress: DesignProgress | null;
+  preparationProgress: PreparationProgress | null;
+  applicationProgress: ApplicationProgress | null;
+  equipmentCraftingProgress: EquipmentCraftingProgress | null;
+
+  // Unlocked enchantment effects for designing
+  unlockedEffects: string[];  // Effect IDs that have been researched
+
+  // Equipment spell states for multi-casting
+  equipmentSpellStates: EquipmentSpellState[];
+
+  // Legacy Equipment (for backward compatibility)
+  equipment: Record<string, EquipmentDef | null>;
+  inventory: EquipmentDef[];
+
+  // Blueprints
+  blueprints: Record<string, BlueprintDef>;
+
+  // Loot Inventory
+  lootInventory: LootInventory;
+
+  // Schedule
+  schedule: ScheduleBlock[];
+  autoSchedule: boolean;
+  studyQueue: string[];
+  craftQueue: string[];
+
+  // Current Study Target
+  currentStudyTarget: StudyTarget | null;
+  
+  // Parallel Study Target (for Parallel Mind milestone upgrade)
+  parallelStudyTarget: StudyTarget | null;
+
+  // Achievements
+  achievements: AchievementState;
+
+  // Stats tracking
+  totalSpellsCast: number;
+  totalDamageDealt: number;
+  totalCraftsCompleted: number;
+
+  // Prestige
+  insight: number;
+  totalInsight: number;
+  prestigeUpgrades: Record<string, number>;
+  memorySlots: number;
+  memories: string[];
+
+  // Incursion
+  incursionStrength: number;
+  containmentWards: number;
+
+  // Log
+  log: string[];
+
+  // Loop insight (earned at end of current loop)
+  loopInsight: number;
+}
+
+// Action types for the store
+export type GameActionType =
+  | { type: 'TICK' }
+  | { type: 'GATHER_MANA' }
+  | { type: 'SET_ACTION'; action: GameAction }
+  | { type: 'SET_SPELL'; spellId: string }
+  | { type: 'LEARN_SPELL'; spellId: string }
+  | { type: 'START_STUDYING_SKILL'; skillId: string }
+  | { type: 'START_STUDYING_SPELL'; spellId: string }
+  | { type: 'CANCEL_STUDY' }
+  | { type: 'CONVERT_MANA'; element: string; amount: number }
+  | { type: 'UNLOCK_ELEMENT'; element: string }
+  | { type: 'CRAFT_COMPOSITE'; target: string }
+  | { type: 'DO_PRESTIGE'; id: string }
+  | { type: 'START_NEW_LOOP' }
+  | { type: 'TOGGLE_PAUSE' }
+  | { type: 'RESET_GAME' }
+  | { type: 'SELECT_SKILL_UPGRADE'; skillId: string; upgradeId: string }
+  | { type: 'TIER_UP_SKILL'; skillId: string };

src/lib/game/upgrade-effects.ts

@@ -0,0 +1,362 @@
+// ─── Upgrade Effect System ─────────────────────────────────────────────────────
+// This module handles applying skill upgrade effects to game stats
+
+import type { SkillUpgradeChoice, SkillUpgradeEffect } from './types';
+import { getUpgradesForSkillAtMilestone, SKILL_EVOLUTION_PATHS } from './skill-evolution';
+
+// ─── Types ───────────────────────────────────────────────────────────────────
+
+export interface ActiveUpgradeEffect {
+  upgradeId: string;
+  skillId: string;
+  milestone: 5 | 10;
+  effect: SkillUpgradeEffect;
+  name: string;
+  desc: string;
+}
+
+export interface ComputedEffects {
+  // Mana effects
+  maxManaMultiplier: number;
+  maxManaBonus: number;
+  regenMultiplier: number;
+  regenBonus: number;
+  clickManaMultiplier: number;
+  clickManaBonus: number;
+  meditationEfficiency: number;
+  spellCostMultiplier: number;
+  conversionEfficiency: number;
+  
+  // Combat effects
+  baseDamageMultiplier: number;
+  baseDamageBonus: number;
+  attackSpeedMultiplier: number;
+  critChanceBonus: number;
+  critDamageMultiplier: number;
+  elementalDamageMultiplier: number;
+  
+  // Study effects
+  studySpeedMultiplier: number;
+  studyCostMultiplier: number;
+  progressRetention: number;
+  instantStudyChance: number;
+  freeStudyChance: number;
+  
+  // Element effects
+  elementCapMultiplier: number;
+  elementCapBonus: number;
+  conversionCostMultiplier: number;
+  doubleCraftChance: number;
+  
+  // Special values
+  permanentRegenBonus: number;
+  
+  // Special effect flags (for game logic to check)
+  specials: Set<string>;
+  
+  // All active upgrades for display
+  activeUpgrades: ActiveUpgradeEffect[];
+}
+
+// ─── Special Effect IDs ────────────────────────────────────────────────────────
+// These are the IDs used in the 'specialId' field of special effects
+
+export const SPECIAL_EFFECTS = {
+  // Mana Flow special effects
+  MANA_CASCADE: 'manaCascade',           // +0.1 regen per 100 max mana
+  STEADY_STREAM: 'steadyStream',         // Regen immune to incursion
+  MANA_TORRENT: 'manaTorrent',           // +50% regen when above 75% mana
+  FLOW_SURGE: 'flowSurge',               // Clicks restore 2x regen for 1 hour
+  MANA_OVERFLOW: 'manaOverflow',         // Raw mana can exceed max by 20%
+  
+  // Mana Well special effects
+  DESPERATE_WELLS: 'desperateWells',     // +50% regen when below 25% mana
+  MANA_ECHO: 'manaEcho',                 // 10% chance double mana from clicks
+  EMERGENCY_RESERVE: 'emergencyReserve', // Keep 10% mana on new loop
+  
+  // Combat special effects
+  FIRST_STRIKE: 'firstStrike',           // +15% damage on first attack each floor
+  OVERPOWER: 'overpower',                // +50% damage when mana above 80%
+  BERSERKER: 'berserker',                // +50% damage when below 50% mana
+  COMBO_MASTER: 'comboMaster',           // Every 5th attack deals 3x damage
+  ADRENALINE_RUSH: 'adrenalineRush',     // Defeating enemy restores 5% mana
+  
+  // Study special effects
+  QUICK_GRASP: 'quickGrasp',             // 5% chance double study progress per hour
+  DEEP_CONCENTRATION: 'deepConcentration', // +20% study speed when mana > 90%
+  QUICK_MASTERY: 'quickMastery',         // -20% study time for final 3 levels
+  PARALLEL_STUDY: 'parallelStudy',       // Study 2 things at 50% speed
+  STUDY_MOMENTUM: 'studyMomentum',       // +5% study speed per consecutive hour
+  KNOWLEDGE_ECHO: 'knowledgeEcho',       // 10% chance instant study
+  KNOWLEDGE_TRANSFER: 'knowledgeTransfer', // New skills start at 10% progress
+  MENTAL_CLARITY: 'mentalClarity',       // +10% study speed when mana > 75%
+  STUDY_REFUND: 'studyRefund',           // 25% mana back on study complete
+  DEEP_UNDERSTANDING: 'deepUnderstanding', // +10% bonus from all skill levels
+  STUDY_RUSH: 'studyRush',               // First hour of study is 2x speed
+  CHAIN_STUDY: 'chainStudy',             // -5% cost per maxed skill
+  
+  // Element special effects
+  ELEMENTAL_AFFINITY: 'elementalAffinity', // New elements start with 10 capacity
+  EXOTIC_MASTERY: 'exoticMastery',       // +20% exotic element damage
+  ELEMENTAL_RESONANCE: 'elementalResonance', // Using element spells restores 1 of that element
+  MANA_CONDUIT: 'manaConduit',           // Meditation regenerates elemental mana
+} as const;
+
+// ─── Upgrade Definition Cache ─────────────────────────────────────────────────
+
+// Cache all upgrades by ID for quick lookup
+const upgradeDefinitionsById: Map<string, SkillUpgradeChoice> = new Map();
+
+// Build the cache on first access
+function buildUpgradeCache(): void {
+  if (upgradeDefinitionsById.size > 0) return;
+  
+  for (const [baseSkillId, path] of Object.entries(SKILL_EVOLUTION_PATHS)) {
+    for (const tierDef of path.tiers) {
+      for (const upgrade of tierDef.upgrades) {
+        upgradeDefinitionsById.set(upgrade.id, upgrade);
+      }
+    }
+  }
+}
+
+// ─── Helper Functions ─────────────────────────────────────────────────────────
+
+/**
+ * Get all selected upgrades with their full effect definitions
+ */
+export function getActiveUpgrades(
+  skillUpgrades: Record<string, string[]>,
+  skillTiers: Record<string, number>
+): ActiveUpgradeEffect[] {
+  buildUpgradeCache();
+  const result: ActiveUpgradeEffect[] = [];
+  
+  for (const [skillId, upgradeIds] of Object.entries(skillUpgrades)) {
+    for (const upgradeId of upgradeIds) {
+      const upgradeDef = upgradeDefinitionsById.get(upgradeId);
+      if (upgradeDef) {
+        result.push({
+          upgradeId,
+          skillId,
+          milestone: upgradeDef.milestone,
+          effect: upgradeDef.effect,
+          name: upgradeDef.name,
+          desc: upgradeDef.desc,
+        });
+      }
+    }
+  }
+  
+  return result;
+}
+
+/**
+ * Compute all active effects from selected upgrades
+ */
+export function computeEffects(
+  skillUpgrades: Record<string, string[]>,
+  skillTiers: Record<string, number>
+): ComputedEffects {
+  const activeUpgrades = getActiveUpgrades(skillUpgrades, skillTiers);
+  
+  // Start with base values
+  const effects: ComputedEffects = {
+    maxManaMultiplier: 1,
+    maxManaBonus: 0,
+    regenMultiplier: 1,
+    regenBonus: 0,
+    clickManaMultiplier: 1,
+    clickManaBonus: 0,
+    meditationEfficiency: 1,
+    spellCostMultiplier: 1,
+    conversionEfficiency: 1,
+    baseDamageMultiplier: 1,
+    baseDamageBonus: 0,
+    attackSpeedMultiplier: 1,
+    critChanceBonus: 0,
+    critDamageMultiplier: 1.5,
+    elementalDamageMultiplier: 1,
+    studySpeedMultiplier: 1,
+    studyCostMultiplier: 1,
+    progressRetention: 0,
+    instantStudyChance: 0,
+    freeStudyChance: 0,
+    elementCapMultiplier: 1,
+    elementCapBonus: 0,
+    conversionCostMultiplier: 1,
+    doubleCraftChance: 0,
+    permanentRegenBonus: 0,
+    specials: new Set<string>(),
+    activeUpgrades,
+  };
+  
+  // Apply each upgrade effect
+  for (const upgrade of activeUpgrades) {
+    const { effect } = upgrade;
+    
+    if (effect.type === 'multiplier' && effect.stat && effect.value !== undefined) {
+      // Multiplier effects (multiply the stat)
+      switch (effect.stat) {
+        case 'maxMana':
+          effects.maxManaMultiplier *= effect.value;
+          break;
+        case 'regen':
+          effects.regenMultiplier *= effect.value;
+          break;
+        case 'clickMana':
+          effects.clickManaMultiplier *= effect.value;
+          break;
+        case 'meditationEfficiency':
+          effects.meditationEfficiency *= effect.value;
+          break;
+        case 'spellCost':
+          effects.spellCostMultiplier *= effect.value;
+          break;
+        case 'conversionEfficiency':
+          effects.conversionEfficiency *= effect.value;
+          break;
+        case 'baseDamage':
+          effects.baseDamageMultiplier *= effect.value;
+          break;
+        case 'attackSpeed':
+          effects.attackSpeedMultiplier *= effect.value;
+          break;
+        case 'elementalDamage':
+          effects.elementalDamageMultiplier *= effect.value;
+          break;
+        case 'studySpeed':
+          effects.studySpeedMultiplier *= effect.value;
+          break;
+        case 'elementCap':
+          effects.elementCapMultiplier *= effect.value;
+          break;
+        case 'conversionCost':
+          effects.conversionCostMultiplier *= effect.value;
+          break;
+        case 'costReduction':
+          // For cost reduction, higher is better (less cost)
+          // This is a multiplier on the reduction effectiveness
+          effects.studyCostMultiplier /= effect.value;
+          break;
+      }
+    } else if (effect.type === 'bonus' && effect.stat && effect.value !== undefined) {
+      // Bonus effects (add to the stat)
+      switch (effect.stat) {
+        case 'maxMana':
+          effects.maxManaBonus += effect.value;
+          break;
+        case 'regen':
+          effects.regenBonus += effect.value;
+          break;
+        case 'clickMana':
+          effects.clickManaBonus += effect.value;
+          break;
+        case 'baseDamage':
+          effects.baseDamageBonus += effect.value;
+          break;
+        case 'elementCap':
+          effects.elementCapBonus += effect.value;
+          break;
+        case 'permanentRegen':
+          effects.permanentRegenBonus += effect.value;
+          break;
+      }
+    } else if (effect.type === 'special' && effect.specialId) {
+      // Special effects - add to the set for game logic to check
+      effects.specials.add(effect.specialId);
+    }
+  }
+  
+  return effects;
+}
+
+/**
+ * Check if a special effect is active
+ */
+export function hasSpecial(effects: ComputedEffects, specialId: string): boolean {
+  return effects?.specials?.has(specialId) ?? false;
+}
+
+/**
+ * Compute regen with special effects that depend on dynamic values
+ */
+export function computeDynamicRegen(
+  effects: ComputedEffects,
+  baseRegen: number,
+  maxMana: number,
+  currentMana: number,
+  incursionStrength: number
+): number {
+  let regen = baseRegen;
+  
+  // Mana Cascade: +0.1 regen per 100 max mana
+  if (hasSpecial(effects, SPECIAL_EFFECTS.MANA_CASCADE)) {
+    regen += Math.floor(maxMana / 100) * 0.1;
+  }
+  
+  // Mana Torrent: +50% regen when above 75% mana
+  if (hasSpecial(effects, SPECIAL_EFFECTS.MANA_TORRENT) && currentMana > maxMana * 0.75) {
+    regen *= 1.5;
+  }
+  
+  // Desperate Wells: +50% regen when below 25% mana
+  if (hasSpecial(effects, SPECIAL_EFFECTS.DESPERATE_WELLS) && currentMana < maxMana * 0.25) {
+    regen *= 1.5;
+  }
+  
+  // Steady Stream: Regen immune to incursion
+  if (hasSpecial(effects, SPECIAL_EFFECTS.STEADY_STREAM)) {
+    return regen * effects.regenMultiplier;
+  }
+  
+  // Apply incursion penalty
+  regen *= (1 - incursionStrength);
+  
+  return regen * effects.regenMultiplier;
+}
+
+/**
+ * Compute click mana with special effects
+ */
+export function computeDynamicClickMana(
+  effects: ComputedEffects,
+  baseClickMana: number
+): number {
+  let clickMana = baseClickMana;
+  
+  // Mana Echo: 10% chance to gain double mana from clicks
+  // Note: The chance is handled in the click handler, this just returns the base
+  // The click handler should check hasSpecial and apply the 10% chance
+  
+  return Math.floor((clickMana + effects.clickManaBonus) * effects.clickManaMultiplier);
+}
+
+/**
+ * Compute damage with special effects
+ */
+export function computeDynamicDamage(
+  effects: ComputedEffects,
+  baseDamage: number,
+  floorHPPct: number,
+  currentMana: number,
+  maxMana: number
+): number {
+  let damage = baseDamage * effects.baseDamageMultiplier;
+  
+  // Overpower: +50% damage when mana above 80%
+  if (hasSpecial(effects, SPECIAL_EFFECTS.OVERPOWER) && currentMana >= maxMana * 0.8) {
+    damage *= 1.5;
+  }
+  
+  // Berserker: +50% damage when below 50% mana
+  if (hasSpecial(effects, SPECIAL_EFFECTS.BERSERKER) && currentMana < maxMana * 0.5) {
+    damage *= 1.5;
+  }
+  
+  // Combo Master: Every 5th attack deals 3x damage
+  // Note: The hit counter is tracked in game state, this just returns the multiplier
+  // The combat handler should check hasSpecial and the hit count
+  
+  return damage + effects.baseDamageBonus;
+}

src/lib/game/utils.ts

@@ -0,0 +1,372 @@
+// ─── Game Utilities ───────────────────────────────────────────────────────────
+
+import type { GameState, SpellCost } from './types';
+import type { ComputedEffects } from './upgrade-effects';
+import {
+  GUARDIANS,
+  SPELLS_DEF,
+  FLOOR_ELEM_CYCLE,
+  HOURS_PER_TICK,
+  MAX_DAY,
+  INCURSION_START_DAY,
+  ELEMENT_OPPOSITES,
+} from './constants';
+
+// ─── Formatting Functions ─────────────────────────────────────────────────────
+
+export function fmt(n: number): string {
+  if (!isFinite(n) || isNaN(n)) return '0';
+  if (n >= 1e9) return (n / 1e9).toFixed(2) + 'B';
+  if (n >= 1e6) return (n / 1e6).toFixed(2) + 'M';
+  if (n >= 1e3) return (n / 1e3).toFixed(1) + 'K';
+  return Math.floor(n).toString();
+}
+
+export function fmtDec(n: number, d: number = 1): string {
+  return isFinite(n) ? n.toFixed(d) : '0';
+}
+
+// ─── Floor Helpers ────────────────────────────────────────────────────────────
+
+export function getFloorMaxHP(floor: number): number {
+  if (GUARDIANS[floor]) return GUARDIANS[floor].hp;
+  // Improved scaling: slower early game, faster late game
+  const baseHP = 100;
+  const floorScaling = floor * 50;
+  const exponentialScaling = Math.pow(floor, 1.7);
+  return Math.floor(baseHP + floorScaling + exponentialScaling);
+}
+
+export function getFloorElement(floor: number): string {
+  return FLOOR_ELEM_CYCLE[(floor - 1) % 8];
+}
+
+// ─── Computed Stats Functions ─────────────────────────────────────────────────
+
+export function computeMaxMana(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'skillUpgrades' | 'skillTiers'>,
+  effects?: ComputedEffects
+): number {
+  const pu = state.prestigeUpgrades;
+  const base = 
+    100 +
+    (state.skills.manaWell || 0) * 100 +
+    (pu.manaWell || 0) * 500;
+  
+  // Apply upgrade effects if provided
+  if (effects) {
+    return Math.floor((base + effects.maxManaBonus) * effects.maxManaMultiplier);
+  }
+  return base;
+}
+
+export function computeElementMax(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'skillUpgrades' | 'skillTiers'>,
+  effects?: ComputedEffects
+): number {
+  const pu = state.prestigeUpgrades;
+  const base = 10 + (state.skills.elemAttune || 0) * 50 + (pu.elementalAttune || 0) * 25;
+  
+  // Apply upgrade effects if provided
+  if (effects) {
+    return Math.floor((base + effects.elementCapBonus) * effects.elementCapMultiplier);
+  }
+  return base;
+}
+
+export function computeRegen(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'skillUpgrades' | 'skillTiers'>,
+  effects?: ComputedEffects
+): number {
+  const pu = state.prestigeUpgrades;
+  const temporalBonus = 1 + (pu.temporalEcho || 0) * 0.1;
+  const base =
+    2 +
+    (state.skills.manaFlow || 0) * 1 +
+    (state.skills.manaSpring || 0) * 2 +
+    (pu.manaFlow || 0) * 0.5;
+  
+  let regen = base * temporalBonus;
+  
+  // Apply upgrade effects if provided
+  if (effects) {
+    regen = (regen + effects.regenBonus + effects.permanentRegenBonus) * effects.regenMultiplier;
+  }
+  
+  return regen;
+}
+
+/**
+ * Compute regen with dynamic special effects (needs current mana, max mana, incursion)
+ */
+export function computeEffectiveRegen(
+  state: Pick<GameState, 'skills' | 'prestigeUpgrades' | 'rawMana' | 'incursionStrength' | 'skillUpgrades' | 'skillTiers'>,
+  effects?: ComputedEffects
+): number {
+  // Base regen from existing function
+  let regen = computeRegen(state, effects);
+  
+  const incursionStrength = state.incursionStrength || 0;
+  
+  // Apply incursion penalty
+  regen *= (1 - incursionStrength);
+  
+  return regen;
+}
+
+export function computeClickMana(state: Pick<GameState, 'skills'>): number {
+  return (
+    1 +
+    (state.skills.manaTap || 0) * 1 +
+    (state.skills.manaSurge || 0) * 3
+  );
+}
+
+// ─── Elemental Damage Bonus ──────────────────────────────────────────────────
+
+// Elemental damage bonus: +50% if spell element opposes floor element (super effective)
+// -25% if spell element matches its own opposite (weak)
+export function getElementalBonus(spellElem: string, floorElem: string): number {
+  if (spellElem === 'raw') return 1.0; // Raw mana has no elemental bonus
+  
+  if (spellElem === floorElem) return 1.25; // Same element: +25% damage
+  
+  // Check for super effective first: spell is the opposite of floor
+  // e.g., casting water (opposite of fire) at fire floor = super effective
+  if (ELEMENT_OPPOSITES[floorElem] === spellElem) return 1.5; // Super effective: +50% damage
+  
+  // Check for weak: spell's opposite matches floor
+  // e.g., casting fire (whose opposite is water) at water floor = weak
+  if (ELEMENT_OPPOSITES[spellElem] === floorElem) return 0.75; // Weak: -25% damage
+  
+  return 1.0; // Neutral
+}
+
+// ─── Boon Bonuses ─────────────────────────────────────────────────────────────
+
+// Helper to calculate total boon bonuses from signed pacts
+export function getBoonBonuses(signedPacts: number[]): {
+  maxMana: number;
+  manaRegen: number;
+  castingSpeed: number;
+  elementalDamage: number;
+  rawDamage: number;
+  critChance: number;
+  critDamage: number;
+  spellEfficiency: number;
+  manaGain: number;
+  insightGain: number;
+  studySpeed: number;
+  prestigeInsight: number;
+} {
+  const bonuses = {
+    maxMana: 0,
+    manaRegen: 0,
+    castingSpeed: 0,
+    elementalDamage: 0,
+    rawDamage: 0,
+    critChance: 0,
+    critDamage: 0,
+    spellEfficiency: 0,
+    manaGain: 0,
+    insightGain: 0,
+    studySpeed: 0,
+    prestigeInsight: 0,
+  };
+  
+  for (const floor of signedPacts) {
+    const guardian = GUARDIANS[floor];
+    if (!guardian) continue;
+    
+    for (const boon of guardian.boons) {
+      switch (boon.type) {
+        case 'maxMana':
+          bonuses.maxMana += boon.value;
+          break;
+        case 'manaRegen':
+          bonuses.manaRegen += boon.value;
+          break;
+        case 'castingSpeed':
+          bonuses.castingSpeed += boon.value;
+          break;
+        case 'elementalDamage':
+          bonuses.elementalDamage += boon.value;
+          break;
+        case 'rawDamage':
+          bonuses.rawDamage += boon.value;
+          break;
+        case 'critChance':
+          bonuses.critChance += boon.value;
+          break;
+        case 'critDamage':
+          bonuses.critDamage += boon.value;
+          break;
+        case 'spellEfficiency':
+          bonuses.spellEfficiency += boon.value;
+          break;
+        case 'manaGain':
+          bonuses.manaGain += boon.value;
+          break;
+        case 'insightGain':
+          bonuses.insightGain += boon.value;
+          break;
+        case 'studySpeed':
+          bonuses.studySpeed += boon.value;
+          break;
+        case 'prestigeInsight':
+          bonuses.prestigeInsight += boon.value;
+          break;
+      }
+    }
+  }
+  
+  return bonuses;
+}
+
+// ─── Damage Calculation ───────────────────────────────────────────────────────
+
+export function calcDamage(
+  state: Pick<GameState, 'skills' | 'signedPacts'>, 
+  spellId: string, 
+  floorElem?: string
+): number {
+  const sp = SPELLS_DEF[spellId];
+  if (!sp) return 5;
+  const skills = state.skills;
+  const baseDmg = sp.dmg + (skills.combatTrain || 0) * 5;
+  const pct = 1 + (skills.arcaneFury || 0) * 0.1;
+  
+  // Elemental mastery bonus
+  const elemMasteryBonus = 1 + (skills.elementalMastery || 0) * 0.15;
+  
+  // Guardian bane bonus - check if current floor has a guardian with matching element
+  const isGuardianFloor = floorElem && Object.values(GUARDIANS).some(g => g.element === floorElem);
+  const guardianBonus = isGuardianFloor
+    ? 1 + (skills.guardianBane || 0) * 0.2
+    : 1;
+  
+  // Get boon bonuses from pacts
+  const boons = getBoonBonuses(state.signedPacts);
+  
+  // Apply raw damage and elemental damage bonuses
+  const rawDamageMult = 1 + boons.rawDamage / 100;
+  const elemDamageMult = 1 + boons.elementalDamage / 100;
+  
+  // Apply crit chance and damage from boons
+  const critChance = (skills.precision || 0) * 0.05 + boons.critChance / 100;
+  const critDamageMult = 1.5 + boons.critDamage / 100;
+  
+  let damage = baseDmg * pct * elemMasteryBonus * guardianBonus * rawDamageMult * elemDamageMult;
+  
+  // Apply elemental bonus if floor element provided
+  if (floorElem) {
+    damage *= getElementalBonus(sp.elem, floorElem);
+  }
+  
+  // Apply crit
+  if (Math.random() < critChance) {
+    damage *= critDamageMult;
+  }
+  
+  return damage;
+}
+
+// ─── Insight Calculation ──────────────────────────────────────────────────────
+
+export function calcInsight(state: Pick<GameState, 'maxFloorReached' | 'totalManaGathered' | 'signedPacts' | 'prestigeUpgrades' | 'skills'>): number {
+  const pu = state.prestigeUpgrades;
+  const skillBonus = 1 + (state.skills.insightHarvest || 0) * 0.1;
+  
+  // Get boon bonuses for insight gain
+  const boons = getBoonBonuses(state.signedPacts);
+  const boonInsightMult = 1 + boons.insightGain / 100;
+  
+  const mult = (1 + (pu.insightAmp || 0) * 0.25) * skillBonus * boonInsightMult;
+  
+  // Add prestigeInsight bonus per loop
+  const prestigeInsightBonus = boons.prestigeInsight;
+  
+  return Math.floor(
+    (state.maxFloorReached * 15 + state.totalManaGathered / 500 + state.signedPacts.length * 150 + prestigeInsightBonus) * mult
+  );
+}
+
+// ─── Meditation Bonus ─────────────────────────────────────────────────────────
+
+// Meditation bonus now affects regen rate directly
+export function getMeditationBonus(meditateTicks: number, skills: Record<string, number>, meditationEfficiency: number = 1): number {
+  const hasMeditation = skills.meditation === 1;
+  const hasDeepTrance = skills.deepTrance === 1;
+  const hasVoidMeditation = skills.voidMeditation === 1;
+  
+  const hours = meditateTicks * HOURS_PER_TICK;
+  
+  // Base meditation: ramps up over 4 hours to 1.5x
+  let bonus = 1 + Math.min(hours / 4, 0.5);
+  
+  // With Meditation Focus: up to 2.5x after 4 hours
+  if (hasMeditation && hours >= 4) {
+    bonus = 2.5;
+  }
+  
+  // With Deep Trance: up to 3.0x after 6 hours
+  if (hasDeepTrance && hours >= 6) {
+    bonus = 3.0;
+  }
+  
+  // With Void Meditation: up to 5.0x after 8 hours
+  if (hasVoidMeditation && hours >= 8) {
+    bonus = 5.0;
+  }
+  
+  // Apply meditation efficiency from upgrades (Deep Wellspring, etc.)
+  bonus *= meditationEfficiency;
+  
+  return bonus;
+}
+
+// ─── Incursion Strength ───────────────────────────────────────────────────────
+
+export function getIncursionStrength(day: number, hour: number): number {
+  if (day < INCURSION_START_DAY) return 0;
+  const totalHours = (day - INCURSION_START_DAY) * 24 + hour;
+  const maxHours = (MAX_DAY - INCURSION_START_DAY) * 24;
+  return Math.min(0.95, (totalHours / maxHours) * 0.95);
+}
+
+// ─── Spell Cost Helpers ───────────────────────────────────────────────────────
+
+// Check if player can afford spell cost
+export function canAffordSpellCost(
+  cost: SpellCost, 
+  rawMana: number, 
+  elements: Record<string, { current: number; max: number; unlocked: boolean }>
+): boolean {
+  if (cost.type === 'raw') {
+    return rawMana >= cost.amount;
+  } else {
+    const elem = elements[cost.element || ''];
+    return elem && elem.unlocked && elem.current >= cost.amount;
+  }
+}
+
+// Deduct spell cost from appropriate mana pool
+export function deductSpellCost(
+  cost: SpellCost,
+  rawMana: number,
+  elements: Record<string, { current: number; max: number; unlocked: boolean }>
+): { rawMana: number; elements: Record<string, { current: number; max: number; unlocked: boolean }> } {
+  const newElements = { ...elements };
+  
+  if (cost.type === 'raw') {
+    return { rawMana: rawMana - cost.amount, elements: newElements };
+  } else if (cost.element && newElements[cost.element]) {
+    newElements[cost.element] = {
+      ...newElements[cost.element],
+      current: newElements[cost.element].current - cost.amount
+    };
+    return { rawMana, elements: newElements };
+  }
+  
+  return { rawMana, elements: newElements };
+}

src/lib/utils.ts

@@ -0,0 +1,6 @@
+import { clsx, type ClassValue } from "clsx"
+import { twMerge } from "tailwind-merge"
+
+export function cn(...inputs: ClassValue[]) {
+  return twMerge(clsx(inputs))
+}