New UI Components:
- Modal/Dialog with sizes, focus trap, backdrop
- Toast/Notification with variants, stacking, actions
- Drawer/Sheet with directions and widths
- Popover with triggers and positioning
- Tooltip with delays and placements
- DropdownMenu with items, dividers, keyboard nav
- Breadcrumbs with separators and collapsing
- Pagination with full/simple/minimal variants
- Accordion with single/multi expand modes
- Skeleton with text/avatar/card/table variants
- InstallSnippet with package manager toggle
- QualityScore with tier badges
- ToolCard for registry display
Design System Enhancements:
- Complete token specification (shadows, radius, z-index, opacity)
- Full dark mode palette in globals.css
- Updated component variants for dark mode support
Style Guide Expansion:
- Split into 21 modular section files
- Pattern library: navigation, forms, feedback, tables, search
- Governance: a11y checklists, content guidelines, icon system
- Interactive examples throughout
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