Iron Law

FETCH THE LIVE GUIDELINES BEFORE REVIEWING ANY FILE. Never apply remembered or assumed rules — always fetch fresh from the source URL. If WebFetch fails, report the failure and do not proceed with guessed rules.

Web Interface Guidelines Review

Audits UI code against Vercel's Web Interface Guidelines. Outputs structured file:line findings.

When to Use This Skill

Load this skill when the user asks to:

• "Review my UI"
• "Check accessibility"
• "Audit design"
• "Review UX"
• "Check my site/component against guidelines"
• Run a design compliance check before a PR

How It Works