Perch

Style: flat minimal, light ice-blue checkerboard canvas, teal accent.

Layout: full-bleed grid pattern with floating teal cards and a "404" numeral below, full product nav header.

Components: checkerboard grid background, teal pixel-art robot mascot tiles, tilted paper-card overlays, "Back" pill button, top nav with "Talk to sales" CTA.

Vibe: playful-yet-quiet, enterprise, B2B AI/SaaS.