- 3-step wizard: Welcome → Server URL → Scale Setup → Launch
- Connection test with live feedback
- BLE scale status during wizard
- Dark theme with modern UI (slate/purple palette)
- Settings page with URL edit, connection test, scale info, wizard reset
- Skip scale option for users without BLE scales
- Error page with retry button when server unreachable
- All UI in English
- Adaptive icon XMLs (API 26+) with vector foreground + green background
- PNG fallbacks for all density buckets (mdpi through xxxhdpi)
- Added ic_launcher_background color to colors.xml