fix: mana conversion attunement rate now uses flat base + linear multiplier per spec

src/components/game/tabs/StatsTab/ElementStatsSection.tsx

@@ -9,7 +9,7 @@ import { usePrestigeStore, useManaStore, useAttunementStore, useDisciplineStore,
 import { computeDisciplineEffects } from '@/lib/game/effects/discipline-effects';
 import { computeConversionRates } from '@/lib/game/utils/conversion-rates';
 import { getGuardianForFloor } from '@/lib/game/data/guardian-encounters';
-import { ATTUNEMENTS_DEF, getAttunementConversionRate } from '@/lib/game/data/attunements';
+import { ATTUNEMENTS_DEF } from '@/lib/game/data/attunements';
 import { useMemo } from 'react';
 import type { ElementState } from '@/lib/game/types';
 
@@ -38,7 +38,7 @@ export function ElementStatsSection({ elemMax }: ElementStatsSectionProps) {
       const def = ATTUNEMENTS_DEF[id];
       if (def?.primaryManaType) {
         grossRegen[def.primaryManaType] = (grossRegen[def.primaryManaType] || 0)
-          + getAttunementConversionRate(id, state.level || 1);
+          + (def.conversionRate || 0);
       }
     }
     const invokerLevel = attunements.invoker?.active ? (attunements.invoker.level || 1) : 0;