- Introduced a new CSS variable `--menu-font-size` calculated from the base font size.
- Updated `PreferenceManager` to trigger CSS variable updates when `fontSize` is modified.
- Adjusted `updateCSSVariables` to set the new `--menu-font-size` based on the theme's font size.
- Ensured that the menu components utilize the updated font size with `!important` to maintain styling consistency.
- Updated demo-preview and preview-group components for better error handling and layout.
- Enhanced drawer and modal components for improved auto-height functionality.
- Refactored layout components including header, footer, sidebar, and tabbar for better responsiveness and usability.
- Adjusted tooltip and help tooltip components for better user guidance.
- Fixed issues in various UI components to ensure consistent styling and functionality across the application.