hig-platforms

# Apple HIG: Platform Design Check for `.claude/apple-design-context.md` before asking questions. Use existing context and only ask for information not already covered. ## Key Principles 1. **Each platform has a distinct identity.** Do not port designs between platforms. Respect each platform's conventions, interaction models, and user expectations. 2. **iOS: touch-first.** Direct manipulation on a handheld screen. Optimize for one-handed use. Navigation uses tab bars and push/pop stacks. 3. **iPadOS: expanded canvas.** Support Split View, Slide Over, and Stage Manager. Use sidebars and multi-column layouts. Support pointer and keyboard alongside touch. 4. **macOS: pointer and keyboard.** Dense information display is acceptable. Use menu bars, toolbars, and keyboard shortcuts extensively. Windows are resizable with precise control. 5. **tvOS: remote and focus.** Viewed from a distance. Design for the Siri Remote with focus-based navigation. Large text, simple layouts, linear navigation. 6. **visionOS: spatial interaction.** 3D environment using windows, volumes, and spaces. Eye tracking for targeting, indirect gestures for interaction. Respect ergonomic comfort zones. 7. **watchOS: glanceable and brief.** Information consumable at a glance. Brief interactions. Digital Crown, haptics, and complications for timely content. 8. **Games: own paradigm.** Free to define in-game interaction models, but still respect platform conventions for system interactions (notification...