- Extract inline CSS to static/css/modes/ (acars, aprs, tscm)
- Create HTML partials for all 9 modes in templates/partials/modes/
- Reduce index.html from 11,862 to 10,281 lines (~15% reduction)
- Use Jinja2 includes for cleaner template organization
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
