- Web Speech API mic button (ja-JP, pulses red while listening, hidden if unsupported)
- Claude bot icon 15px → 20px, button 32px → 36px
- Aurora gradient opacity 7% → 14% (visible through transparent xterm canvas)
- Session ID moved to settings panel (hidden in chat bar)
- Removed chat input placeholder
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>