a15585a8e6
- Fix gradient regression in ReportCards.tsx: use distinct color stops (--color-accent-lighter → --color-accent-light) to restore subtle gradient - Fix BrandingContext meta tag accumulation: cache ref with useRef instead of querying DOM on every render to prevent duplicate elements on remount - Add BrandingContext.test.tsx: verify CSS vars applied, theme-color meta created/updated, and no duplicate meta tags on rerender Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>