Design a dark-mode website section: cosmic neural nebulae meeting clinical white hardware enclosures with precise aerospace typography.
LAYOUT
Vertical progression begins in an expansive dark void featuring a centered CTA hero block, inline capability pills, and radiant particle dust. It culminates in an abrupt, architectural transition to a white base sheet. Within this white sheet, a 6-column grid distributes brand summary, four navigation groups, and an email newsletter form, concluding with a light-bordered copyright footer row.
PALETTE (use these exact hex values)
- #030816 — Deep Space Void: Background canvas for the upper CTA hero section and particle cloud field.
- #ffffff — Pristine Hull White: Primary surface for the rounded high-contrast footer container card.
- #1d68f5 — Tactical Blue Primary: Solid primary CTA button fill, highlighted text spans, and newsletter submit button.
- #38bdf8 — Particle Cyan: Highlight accents within particle wave and glowing particle nodes.
- #818cf8 — Nebula Violet: Gradient shift hue in particle trails and 'what's next' typographic accent.
- #0f172a — Deep Navy Slate: Headings, brand logo mark, and primary link labels in footer.
- #64748b — Muted Slate Text: Secondary footer links, subcopy descriptions, and copyright metadata.
- #e2e8f0 — Subtle Surface Border: Subtle border lines for inputs and footer divider rules.
TYPOGRAPHY
Typeface Inter (or Plus Jakarta Sans, SF Pro Display, Roboto), weights 400/500/600/700. Sizes 11px caption, 13px body-sm, 14px body, 16px body-lg, 20px subheading, 36px heading, 48px display. Tracking -0.025em for display titles, 0 for body, 0.04em for fine caps. The typographic tone is authoritative, aerospace-grade, and strictly functional. The neutral sans-serif (Inter style) combines tight negative tracking on large mission-oriented titles with airy, legible slate metadata for operational clarity. Neutral fonts like SF Pro or Plus Jakarta Sans easily substitute without losing the clinical, defense-tech posture.
GEOMETRY & SPACING
Corner radii — cards 40px, links 4px, inputs 8px, buttons 10px. Spacing on a 8px unit, 24px gaps, 96px between sections, 1280px container, comfortable density.
DEPTH
Depth is created purely by physical overlapping sheets rather than drop shadows. The stark white footer acts as a physical tectonic plate sliding over the deep atmospheric void, anchored by high-radius top corners. Micro-elevation is limited to glowing luminous particle layers situated behind typography in the dark void.
IMAGERY
A flowing, volumetric 3D particle cloud rendered in bioluminescent blues, cyans, and purples that sweeps diagonally across the black hero space. It resembles neural synaptic networks or cosmic telemetry data. Photorealistic military hardware imagery or flat cartoonish illustrations are strictly forbidden.
SIGNATURE DETAIL — the thing that makes this design itself
The sudden tectonic shift from a cosmic bioluminescent dark hero field into a high-radius white card footer enclosure. This creates an immediate feeling of futuristic defense intelligence docking into clean, rigorous enterprise software.
MUST
- Use dramatic, high-radius curves (32px to 40px) on the top edge of the white footer sheet.
- Highlight specific visionary phrases in display titles using cyan-to-violet linear gradients.
- Accompany text navigation links in the footer with tiny, light-weight right-pointing directional arrows.
- Keep dark hero text strictly centered with balanced line breaks around 40-50 characters.
AVOID
- Do not bleed the dark background into the footer; maintain the stark white cut-sheet card aesthetic.
- Never use warm tones like red, orange, or yellow; stick entirely to deep cosmic blues, violets, and cyans.
- Do not drop heavy drop shadows onto the white footer sheet; let clean geometry create depth.
- Avoid cluttering the dark hero section with heavy cards or busy iconography.
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 
