- ProgressBar in activity_main.xml (top of screen) - LoadingProgress.kt utility with WebChromeClient - Shows during page load, hides on complete - Smooth UX with slight hide delay Integration: webView.setupProgressBar(binding.progressBar)
- Fullscreen WebView with immersive mode - URL whitelist system - Admin PIN-protected settings - Boot receiver for auto-launch - Idle timeout with homepage reset - Lock Task Mode support - Material Design 3 UI Team: Pluto (coordinator), Margaret, Spirit