- Add focusable="false" to SVG icons for better screen reader compatibility
- Improve export button SVG with cleaner, more distinct icon paths
- Enhance mobile button layout with consistent min-height (28px)
- Strengthen mobile icon display with improved CSS rules and !important
- Standardize dropdown toggle icon size to 16px for visual consistency
- Fix mobile icon display edge cases across different devices

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>