Visual consistency fixes:
- Replace all emojis with MUI Rounded icons
- Use theme colors (primary.main, warning.main, success.main, error.main)
- Use MUI Box with sx prop for consistent styling
- Use shared Button component instead of custom styled buttons
- Use theme tokens for dark mode (avus, titanio, canna)
Components updated:
- SummaryCards: DirectionsCarRoundedIcon, BuildRoundedIcon, LocalGasStationRoundedIcon
- QuickActions: MUI icons with primary.main color
- VehicleAttention: ErrorRoundedIcon, WarningAmberRoundedIcon, ScheduleRoundedIcon
- DashboardScreen: Proper icons for error/empty states, shared Button component
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>