- Change ChatInput border-radius from 999px to 21px
- Refine transition properties for smoother height and opacity changes
- Add fade-in animation for RichTextInput placeholder
- Improve ChatInput focus behavior by clearing empty text nodes before tag insertion

Made-with: Cursor

… animation

- Restore max-width transition on chat input container
- Remove fade-in keyframe animation from collapsed and expanded states
- Add max-height constraint (500px) to expanded input box
- Restore detailed transition properties (border-radius, padding, height, etc.)
- Add staggered appear animation for action bar and close button
- Replace broad 'all' transition with specific properties on close button

Made-with: Cursor

bobleer deleted the feature/browser-navigation-enhancements-20260316 branch