- Replace emoji icons with scalable SVG icons for better cross-platform consistency
- Enhance icon rendering with proper SVG implementations across all UI buttons
- Improve mobile icon display behavior with responsive design controls
- Standardize icon styling and display properties for visual consistency
- Add theme-aware SVG icons using currentColor property
- Optimize performance with proper line-height and display properties

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

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