- Move useCallback hooks before early return in ReferencesDialog
to fix conditional hook call violation (Rules of Hooks)
- Add useReducedMotion hook and apply to all motion animations
for WCAG 2.3.3 accessibility compliance
- Replace useEffect state reset with key prop on ItemCatalog
for proper React reconciliation on category change
- Add global prefers-reduced-motion CSS media query
Fixes 4 react-doctor errors, bringing score from 81 to ~85+.