Tessera

Style: editorial minimal, rich golden-cream canvas, amber duotone/halftone photography.

Layout: full-width halftone photo banner over a plain centered message, footer with capability link columns.

Components: amber-duotone halftone lab-glassware photo, plain "Page not found" text, interlocking-circle logo mark, "Request Access" pill CTA, footer listing research capabilities.

Vibe: quiet, scientific, materials-research/deep-tech.