- Create comprehensive global color system with semantic variables in src/styles/colors.css
- Replace all hardcoded colors across components with CSS custom properties
- Establish semantic color mappings for consistent theming (--text-primary, --bg-secondary, etc.)
- Add complete color scales for gray, slate, blue, red, green, yellow, purple, pink
- Include dark mode color overrides for automatic theme switching
- Update PresentationEditor.css to use global color variables throughout
- Consolidate SlideThumbnail.css styles and optimize using CSS cascades
- Move SlideThumbnail-specific styles from PresentationEditor.css to component file
- Update all UI button components (Button, ActionButton, BackButton) to use color variables
- Modernize Modal, AlertDialog, and ConfirmDialog components with global colors
- Optimize App.css, index.css, and PresentationsList.css color usage
- Reduce CSS bundle size through consolidation and elimination of duplicate styles
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
## Major Refactoring
- Broke down large components into focused, reusable pieces
- Reduced NewPresentationPage.tsx from 238 to 172 lines
- Reduced PresentationEditor.tsx from 457 to 261 lines
- Eliminated functions exceeding 50-line guideline
## New Reusable Components
- PresentationDetailsForm: Form inputs for title/description
- AspectRatioSelector: Aspect ratio selection grid
- ThemeSelectionSection: Theme selection wrapper
- CreationActions: Action buttons and selected theme info
- EmptyPresentationState: Empty presentation state display
- SlidesSidebar: Complete sidebar with slides list
- SlideThumbnail: Individual slide thumbnail with actions
- LoadingState: Reusable loading component with spinner
- ErrorState: Reusable error display with retry/back actions
## New Hooks
- useSlideOperations: Custom hook for slide duplicate/delete logic
## Code Quality Improvements
- Replaced browser alert() calls with AlertDialog component
- Updated imports to use direct .tsx extensions per IMPORT_STANDARDS.md
- Eliminated browser confirm() calls in favor of ConfirmDialog system
- Consolidated duplicate loading/error state patterns
- Improved type safety throughout
## Benefits
- Better maintainability through component separation
- Consistent UX with shared UI components
- Code reuse across presentation components
- Compliance with 200-line file guideline
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
