Consulte sur le système de design d'un produit et produit docs/DESIGN.md + un preview HTML (spécimen typo + palette + 1 mockup d'écran). Propose un système cohérent et opinioné (aesthetic, typographie, color, layout, spacing, motion) avec breakdown SAFE/RISK. Utilise sur /design, "crée le design system", "écris DESIGN.md", "design depuis zéro", "système de design", "design consultation", "fais-moi un design system", ou dès qu'il faut formaliser l'identité visuelle d'un projet. Pair naturel de /cadre (PRD amont) et /planifie (plan d'impl aval).
$npx -y skills add naiersaidane/claude-mastery --skill designInstalls into the current project.
Run `npx skills use "https://github.com/naiersaidane/claude-mastery" --skill "naiersaidane/claude-mastery/design"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/naiersaidane/claude-mastery" that are relevant to the current task. Run `npx skills add "https://github.com/naiersaidane/claude-mastery"` and select the relevant skills, then follow their instructions.