Community-maintained principles reviewed before publication and retrieved as Agent design constraints.
Link Contrast and Affordance turns a frequent interface judgment into an executable constraint before generation.
Links are navigation promises; users must quickly recognize clickable text in reading flows.85%Typography Color Accessibilitydark-mode / contrastDark Mode Contrast Tuning turns a frequent interface judgment into an executable constraint before generation.
Dark mode is not color inversion; text, borders, state colors, and elevation need rechecking.84%Typography Color Accessibilitycontrast / accessibilityText contrast must serve reading first, especially for small text, disabled states, notes, and button labels.
Low contrast turns polish into unusability, especially on mobile and in difficult lighting.82%