- 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 Features Added:
### Presentation Management
- Complete CRUD operations for presentations (create, read, update, delete)
- IndexedDB storage for offline presentation data
- Comprehensive presentation list view with metadata
- Navigation integration with header menu
### Slide Management
- Full slide editor with layout selection and content editing
- Live preview with theme styling applied
- Speaker notes functionality
- Enhanced layout previews with realistic sample content
- Themed layout selection with proper CSS inheritance
### Aspect Ratio System
- Support for 3 common presentation formats: 16:9, 4:3, 16:10
- Global CSS system baked into theme engine
- Visual aspect ratio selection in presentation creation
- Responsive scaling for different viewing contexts
- Print-optimized styling with proper dimensions
### User Experience Improvements
- Enhanced sample content generation for realistic previews
- Improved navigation with presentation management
- Better form styling and user interaction
- Comprehensive error handling and loading states
- Mobile-responsive design throughout
### Technical Infrastructure
- Complete TypeScript type system for presentations
- Modular component architecture
- CSS aspect ratio classes for theme consistency
- Enhanced template rendering with live updates
- Robust storage utilities with proper error handling
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
