1. Copy the script below. 2. Open any website in your browser. 3. Press F12 → Console tab. 4. Paste the script → press Enter. 5. See the pass/fail report for that page.
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State a principle, get a verifiable contract.
Compiled tokens, anti-patterns, and a browser-console test script — paste any principle, get a portable contract you can verify on any live URL.
Tokens · Anti-patterns · Console test script
Live preview
compiled
Preview surface
This skeleton reflects the compiled tokens. Press the button to feel the principle.
Card
A container with the compiled radius, surface, and border tokens applied.