✨ Enhanced Template Selector:
- Grouped templates by category with descriptions
- Template preview modal with field data display
- Apply template functionality with AJAX loading
- Enhanced UI with preview icons and better UX
✨ Save as Template Functionality:
- Complete save template dialog with validation
- Template name, description, and category fields
- Public/private template sharing options
- AJAX integration with error handling and success feedback
✨ Progressive Disclosure:
- Advanced options toggle with smooth animations
- Fields marked as advanced (capacity, cost, timezone)
- Local storage for user preference persistence
- Staggered reveal animations for better UX
✨ Enhanced Auto-save:
- Intelligent auto-save with field-type specific delays
- Draft recovery with age information and user confirmation
- Error handling with fallback to essential fields only
- Visual feedback with status indicator and animations
- Auto-save on page visibility change
✨ AJAX Infrastructure:
- Template preview handler (hvac_get_template_preview)
- Template loading handler (hvac_load_template_data)
- Template saving handler (hvac_save_template)
- Comprehensive error handling and security validation
🎨 UI/UX Enhancements:
- Modern modal dialogs with backdrop overlays
- Responsive design for mobile devices
- Smooth animations and transitions
- Status indicators with rotating save icons
- Comprehensive styling for all new components
🚀 Generated with Claude Code
Co-Authored-By: Claude <noreply@anthropic.com>
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