Kestrel

Style: minimal editorial, dark near-black canvas, soft white radial glow, monochrome sans headline.

Layout: centered full-stop hero over a lower crosshair diagram section.

Components: nav bar, radial spotlight logo, bold "Page not found" headline, "Back to homepage" button, crosshair grid with "Start building" chip, giant ghost wordmark.

Vibe: sleek, confident, developer-tool SaaS.