Applies Evil Rabbit's (Vercel's founding brand designer) and the Geist design system's approach when designing, building, or reviewing interfaces, brand, and typography. Use when designing UI, building a marketing or product surface, choosing color/type/spacing, reviewing visual craft, designing a logo or brand mark, deciding whether a flourish earns its place, or matching the Vercel/Geist aesthetic. Triggers on "Vercel style," "Geist," "make it look like Vercel," "monochrome design," "minimal developer-tool aesthetic," "Swiss/grotesque type," "hairline borders," "design system tokens," "is this decorative or functional," "brand mark," "high-contrast minimal UI."
2026-06-26