Apple's design rules for iOS screens you can check in a static design file — translucent materials and depth, typography (text styles, weight, leading, Dynamic Type), accessibility variants (Reduce Transparency, Increase Contrast), and Apple's eight design principles with their tactical rules (feedback, wayfinding, grouping, labels).
Install
npx skills add orrrrli/clawd-harness --skill apple-designnpx skills add orrrrli/clawd-harness --skill apple-design -a claude-code -gnpx skills add orrrrli/clawd-harness --skill apple-design -a codex -ggemini skills install https://github.com/orrrrli/clawd-harness.git --path skills/ui/apple-designgh skill install orrrrli/clawd-harness apple-designgit clone --depth 1 https://github.com/orrrrli/clawd-harness /tmp/orrrrli__clawd-harness
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/orrrrli__clawd-harness/skills/ui/apple-design ~/.claude/skills/apple-design # Claude Code
cp -R /tmp/orrrrli__clawd-harness/skills/ui/apple-design ~/.agents/skills/apple-design # Codex, Cursor, Gemini CLI, Copilot, OpenCode