Design document covering:
- Current state analysis and failure modes
- New DirectionsPanel with visible From/To inputs
- RadialMenu component for map right-click/long-press
- Interaction flows for all directions scenarios
- Mobile considerations (bottom sheet, long-press timing)
- Implementation sequence (10 phases)
- Open questions for Matt
Implementation deferred to dedicated session.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
