What problem does it solve? Building native Android UIs requires mastering Material Design 3 guidelines, Jetpack Compose layout patterns, navigation architecture, and adaptive design for phones, tablets, and foldables, which involves significant boilerplate and platform-specific knowledge. ## Core Features & Use Cases - Jetpack Compose UI Patterns: Ready-to-use implementations of layouts, lazy lists, cards, buttons, forms, dialogs, bottom sheets, and loading states following Material 3 conventions. - Navigation Architecture: Type-safe Navigation Compose setups including bottom navigation, navigation drawers, navigation rails, deep links, nested graphs, and animated transitions. - Material 3 Theming: Dynamic color support for Android 12+, custom color schemes, typography scales, shape systems, and elevation handling. - Adaptive Layouts: Window size class handling and foldable device support for responsive multi-screen experiences. - Use Case: When building a new Android app screen, use this Skill to generate a complete Compose implementation with bottom navigation, Material 3 theming, and a lazy list with pull-to-refresh, all following Google's design guidelines. ## Quick Start Ask the AI to build an Android settings screen using Jetpack Compose with Material 3 theming, a switch, radio buttons, and a dropdown menu.