Design a dark-mode website section: deep oceanic blue gradient glow illuminating high-precision technical fraud prevention tooling in total darkness.
LAYOUT
The interface operates on a strictly centered, top-down conversion funnel that transitions into an asymmetric multi-column base. The upper section aligns badge, H1, description, twin action buttons, and a tripartite trust-check strip along a single vertical axis. Below a full-width subtle dividing line, the footer splits into a company info/newsletter column on the left and four evenly spaced link columns on the right, concluding with a split-alignment legal bar.
PALETTE (use these exact hex values)
- #020408 — Canvas Void: Deepest background base color present across the lower page and footer region
- #0284C7 — Spotlight Cyan: Ambient glow top center fading radially into dark ocean navy
- #57F287 — Accent Mint: Primary conversion button fill, status indicators, and branding highlights
- #FFFFFF — Text Primary: High-emphasis hero headings, primary button label when inverted, and active links
- #94A3B8 — Text Secondary: Subtitles, value proposition bullets, and body descriptions
- #64748B — Text Tertiary: Footer navigation links, section titles, and copyright statements
- #0F172A — Border Subtle: Horizontal dividing rules, input outlines, and pill container strokes
- #0B1120 — Surface Elevated: Background fill for the newsletter input box and status badge container
TYPOGRAPHY
Typeface Inter (or Geist, SF Pro Display, Plus Jakarta Sans), weights 400/500/600/700. Sizes 11px caption, 13px body-sm, 14px body, 16px body-lg, 18px subheading, 48px display. Tracking -0.03em at display, 0.08em at micro uppercase. The typographic tone is restrained, authoritative, and deeply technical. It relies on a neutral neo-grotesque sans-serif with tight negative kerning on the display headline to project precision engineering and fraud-detection competence. For implementation, Geist Sans or Inter seamlessly delivers this clinical, developer-focused tone.
GEOMETRY & SPACING
Corner radii — cards 8px, links 4px, inputs 6px, buttons 6px. Spacing on a 8px unit, 24px gaps, 120px between sections, 1200px container, comfortable density.
DEPTH
Depth is created entirely through optical backlighting rather than drop shadows. A broad, high-diffusion cyan radial wash at the top makes the center hero text pop forward as if silhouetted against a distant light source, while interactive inputs use a 1px border (#1E293B) against pure black (#020408) for crisp inset separation.
IMAGERY
No photographic imagery is used in this section. Visual interest relies entirely on generative atmospheric light, geometric unicode symbols, and minimalistic SVG checkmarks. Any photographic or illustrative insertions here would disrupt the severe, security-grade technical aesthetic.
SIGNATURE DETAIL — the thing that makes this design itself
The design's unmistakable signature is the combination of an ambient, deep-ocean radial light source at the top center paired with a vibrant neon-mint rectangular button (#57F287) and fine micro-badging. Misusing it involves making the cyan glow too sharp or hard-edged, which breaks the illusion of atmospheric backlighting.
MUST
- Anchor the CTA section with a diffuse, radial atmospheric blue-cyan gradient centered behind the headline.
- Reserve the bright mint green (#57F287) strictly for primary conversion triggers and status indicators.
- Use generous whitespace (96px+) between the CTA module and the footer navigation block.
- Set navigation category headers to uppercase tracking (>= 0.08em) at a diminutive 11px size.
AVOID
- Never introduce colorful, saturated backgrounds outside of the controlled top-center cyan spotlight.
- Do not use high-radius pill buttons for the primary CTA; restrict button radii to 6px.
- Never let body copy exceed 560px in width when centered beneath the hero headline.
- Avoid heavy drop shadows; rely on lighting gradients and subtle 1px border contrast instead.
OUTPUT
Render as a clean, pixel-crisp UI design at roughly 1792:1024. Flat vector rendering, real legible text, no browser chrome, no device mockup frame, no watermark, no lorem ipsum placeholder blocks. 在 DraPub 中尝试 
