mobile-ios-design

# iOS Mobile Design Master iOS Human Interface Guidelines (HIG) and SwiftUI patterns to build polished, native iOS applications that feel at home on Apple platforms. ## When to Use This Skill - Designing iOS app interfaces following Apple HIG - Building SwiftUI views and layouts - Implementing iOS navigation patterns (NavigationStack, TabView, sheets) - Creating adaptive layouts for iPhone and iPad - Using SF Symbols and system typography - Building accessible iOS interfaces - Implementing iOS-specific gestures and interactions - Designing for Dynamic Type and Dark Mode ## Core Concepts ### 1. Human Interface Guidelines Principles **Clarity**: Content is legible, icons are precise, adornments are subtle **Deference**: UI helps users understand content without competing with it **Depth**: Visual layers and motion convey hierarchy and enable navigation **Platform Considerations:** - **iOS**: Touch-first, compact displays, portrait orientation - **iPadOS**: Larger canvas, multitasking, pointer support - **visionOS**: Spatial computing, eye/hand input ### 2. SwiftUI Layout System **Stack-Based Layouts:** ```swift // Vertical stack with alignment VStack(alignment: .leading, spacing: 12) { Text("Title") .font(.headline) Text("Subtitle") .font(.subheadline) .foregroundStyle(.secondary) } // Horizontal stack with flexible spacing HStack { Image(systemName: "star.fill") Text("Featured") Spacer() Text("View All") .fore...