88fc86dc32
- Bump z-index on vehicle selector and modals (z-50 sat below Leaflet panes) - Prefetch the other route variants in the background as soon as the first trip lands; switching now hits the cache and is near-instant - Surface Grok's streaming thoughts to the UI: glassy overlay on the empty map + sidebar callout, with skeleton shimmer until the first thought - Thread explicit origin/destination from the TopBar through to the prompt as a ground-truth block; harden rules so the first/last stops match the user's actual endpoints and cross-Channel trips include both sides