feat: add major new features including 6 color palettes, interactive logo mode, and mobile-first improvements

TODO.md

@@ -1,61 +1,76 @@
 # TODO
 
-## Completed
+## Completed ✓
+
+### Core Features
 - [x] Create README.md with project documentation
 - [x] Create TODO.md for task tracking
 - [x] Create CLAUDE.md with AI instructions
 - [x] Create base HTML structure with full-screen layout
 - [x] Implement animated gradient background with smooth transitions
 - [x] Implement logo full-body animations (shake, rotate, tilt)
-- [x] Implement logo internal SVG element animations (neon, color change, explosion)
+- [x] Implement logo internal SVG element animations (neon, color change, explosion, fly)
 - [x] Create URL parameter configuration system
+- [x] Add animation speed controls via URL parameters (0.1x to 5x)
+- [x] Add keyboard shortcuts for toggling animations
+- [x] Implement responsive design for mobile devices
+- [x] Add accessibility features (reduced motion support)
+- [x] Create documentation for all URL parameters
+
+### Enhanced Features (Recent)
+- [x] Add toast notification system with liquid glass design
+- [x] Create beautiful HTML help modal window
+- [x] Add multiple help toggle keys (H, ?, /, ESC)
+- [x] Implement 6 color palettes (default, blue-yellow, dark, light, fire, nature)
+- [x] Add palette cycling with P key
+- [x] Implement interactive logo mode (cursor/gyroscope control)
+- [x] Create mixed mode (auto tilt + interactive on movement)
+- [x] Add auto-switching between cursor and gyroscope inputs
+- [x] Mobile-first responsive design (logo at 60% of screen)
+- [x] Touchable kbd buttons for mobile devices
+- [x] Apple-style liquid glass UI design
+- [x] Footer with copyright
+- [x] Fix mobile logo sizing with unified viewBox
+- [x] Increase interactive tilt sensitivity for mobile
 
 ## In Progress
-- [ ] Testing all animation combinations
-- [ ] Performance optimization
+- [ ] Final testing on various devices
+- [ ] Performance profiling and optimization
 
 ## Planned Features
 
-### Phase 1: Core Enhancements
-- [ ] Add more gradient color schemes (presets)
-- [ ] Add animation speed controls via URL parameters
-- [ ] Add animation intensity controls
-- [ ] Create visual configuration panel (optional UI overlay)
-- [ ] Add keyboard shortcuts for toggling animations
+### Phase 1: Future Enhancements
+- [ ] Add more color palettes (custom palette creator?)
+- [ ] Animation intensity controls (subtle vs dramatic)
+- [ ] Save/load user preferences (localStorage)
+- [ ] PWA support (offline mode, install prompt)
 
-### Phase 2: Advanced Animations
+### Phase 2: Advanced Interactions
 - [ ] Add particle effects around logo
-- [ ] Implement parallax scrolling effects (if multi-page)
-- [ ] Add transition effects between animation states
-- [ ] Create custom easing functions for smoother animations
-- [ ] Add sound effects (optional, toggleable)
+- [ ] Multi-touch gestures for mobile
+- [ ] Voice control activation (experimental)
+- [ ] Camera-based face tracking for logo control
 
-### Phase 3: Multi-Page Support
-- [ ] Create page routing system using URL hash
-- [ ] Design additional page layouts
-- [ ] Add page transition animations
-- [ ] Create navigation system
+### Phase 3: Visual Enhancements
+- [ ] Add blur/glow effects to logo
+- [ ] Background pattern overlays
+- [ ] Custom logo color picker
+- [ ] Gradient animation directions (vertical, diagonal)
 
-### Phase 4: Customization
-- [ ] Add theme presets (dark, light, colorful, minimal)
-- [ ] Support custom logo upload (localStorage/sessionStorage)
-- [ ] Create animation timeline editor
-- [ ] Add export/import configuration feature
-
-### Phase 5: Polish
-- [ ] Add loading screen
-- [ ] Implement responsive design for mobile devices
-- [ ] Add accessibility features (reduced motion support)
-- [ ] Create documentation for all URL parameters
-- [ ] Add analytics (optional, privacy-focused)
+### Phase 4: Developer Features
+- [ ] Export configuration as shareable link
+- [ ] QR code generator for current config
+- [ ] Embed code generator for other websites
+- [ ] API for programmatic control
 
 ## Known Issues
 - None currently
 
 ## Future Ideas
-- WebGL background effects
+- WebGL background effects (shader-based gradients)
 - Three.js integration for 3D logo animations
 - SVG path morphing animations
-- Interactive mode (mouse/touch interaction with logo)
 - Audio visualization sync with animations
-- Social media sharing with custom configurations
+- Social media sharing with preview cards
+- Theme marketplace/gallery
+- Multi-language support for help system