- Add the Factory theme to shared theme types and the dashboard theme selector
- Validate persisted color themes against shared constants in useTheme and the pre-hydration init script
- Introduce reusable design tokens for typography, spacing, radius, shadows, and transitions in dashboard styles
- Add Factory-specific dark and light styling overrides for cards, buttons, columns, and theme swatches
- Strengthen theme tests to cover all supported themes, Factory previews, and stylesheet token contracts