hig-components-system

# Apple HIG: System Experiences Check for `.claude/apple-design-context.md` before asking questions. Use existing context and only ask for information not already covered. ## Key Principles 1. **Glanceable, immediate value.** System experiences bring your app's most important content to surfaces the user sees without launching your app. Design for seconds of attention. 2. **Respect platform context.** A Lock Screen widget has different constraints than a Home Screen widget. A complication is far smaller than a top shelf item. 3. **Widgets: show relevant information, not everything.** Display the most useful subset, updated appropriately. 4. **Support multiple widget sizes with distinct layouts.** Each size should be a thoughtful design, not a scaled version of another. 5. **Deep-link on tap.** Take users to the relevant content, not the app's root screen. 6. **Live Activities: track events with a clear start and end.** Deliveries, scores, timers, rides. Design for both Dynamic Island and Lock Screen. 7. **Stay updated and timely.** Stale data undermines trust. End promptly when the event concludes. 8. **Respect user attention with notifications.** Only send notifications for information users genuinely care about. No promotional or low-value notifications. 9. **Notifications: actionable and self-contained.** Include enough context to understand and act without opening the app. Support notification actions. Use threading and grouping. 10. **Complications: focused d...