macOS Native App Design Skill Build interfaces that feel like they belong on the user's computer — not websites crammed into a window. Core Philosophy A native app is not a destination. It is a system tool that lives where the user needs it. Design every interaction around this principle: appear when needed, get out of the way immediately after. Before You Code Read these references based on what you're building: - All macOS apps → Read (required) - Apps with keyboard shortcuts, panels, toasts, popovers → Read - Light/dark mode, color, typography → Read Quick-Start Checklist Use this as a pre…