Design a dark-mode website section: deep obsidian space bisected by an incandescent plasma beam and laser-focused industrial tooling.
LAYOUT
Asymmetric two-column split hero anchored within a 1280px bounded wrapper. The left column (55% width) holds the categorical badge, massive three-line headline, descriptive thesis, and dual CTA cluster. The right column (45% width) displays the floating prompt terminal resting atop the dense spark field. The base is stabilized by an expansive 4-column horizontal feature matrix.
PALETTE (use these exact hex values)
- #07090D — Obsidian Deep: Global viewport canvas background providing infinite spatial depth
- #0F131A — Surface Charcoal: Interactive prompt panel background fill with low luminance
- #1F242F — Border Subtle: 1px hairline borders for pills, buttons, panels, and input zones
- #D83A38 — Crimson Forge: Primary call-to-action fills, active highlight text, and submit buttons
- #4E8098 — Arc Cyan: Underlying cool spark glow tones in volumetric particle effects
- #F4A261 — Molten Spark: High-heat arc emission point highlights and particle sparks
- #4ADE80 — Signal Green: 6px status indicator dots signaling online model connectivity
- #FFFFFF — Steel White: Primary headings, brand logo, and prominent interactive labels
- #9AA3AF — Slag Gray: Body paragraphs, navigation links, and explanatory descriptions
- #4B5565 — Muted Ash: Placeholder input text, metadata labels, and subtle icons
TYPOGRAPHY
Typeface Inter (or Geist, SF Pro Display, Roboto), weights 400/500/600/700. Sizes 12px caption, 13px body-sm, 14px body, 16px body-lg, 18px subheading, 24px heading, 64px display. Tracking -0.03em at display, -0.01em at body, 0 at micro. The type choice (Inter match) acts as an exacting, technical instrument of pure utility. Tight negative letter-spacing (-0.035em) on the display sizes removes softness and communicates aerospace rigidity and factory throughput. When substituting, use Geist or SF Pro Display to preserve the crisp neo-grotesque apertures.
GEOMETRY & SPACING
Corner radii — cards 12px, links 4px, inputs 8px, buttons 6px. Spacing on a 8px unit, 24px gaps, 96px between sections, 1280px container, comfortable density.
DEPTH
Depth is created entirely through optical glow, additive blending, and background luminance rather than drop shadows. Interface panels float on Level 1 dark charcoal (#0F131A) with crisp 1px strokes that catch faint light. The industrial arc weld graphic casts ambient illumination across neighboring components without muddy ambient occlusion.
IMAGERY
A striking industrial laser or plasma arc beam cutting down vertically from the upper right, detonating into a horizontal spray of fine particle embers. The light trail blends cool cyan arc temperatures into warm molten copper and slag orange. Photorealistic, technical, and scientific; cartoonish vectors or flat stock 3D renders would break the sovereign defense-tech tone.
SIGNATURE DETAIL — the thing that makes this design itself
The incandescent plasma beam bisecting the dark canvas, transforming from a razor-sharp vertical laser into an organic wave of glowing metal embers directly behind a tactical AI prompt box. To use it, keep the surrounding UI strictly dark and let the visual light source illuminate text margins naturally. It is ruined when paired with vibrant cartoonish UI elements or muddy, non-contrasting cards.
MUST
- Keep background canvas pure obsidian (#07090D) to let particle light bleed naturally.
- Limit the vibrant crimson (#D83A38) strictly to the focal punchline and primary action buttons.
- Use hairline 1px borders (#1F242F) to define cards rather than heavy box shadows.
- Anchor feature badges with 6px active status dots in bright green (#4ADE80).
AVOID
- Do not introduce multi-color gradients into the UI chrome or buttons.
- Never use soft, high-spread drop shadows; surfaces rely purely on luminescence and hairline strokes.
- Avoid bubbly rounded pill radii on main interactive cards; stick to crisp 6px-12px corners.
- Do not tint the body copy pure white; reserve white exclusively for display typography.
OUTPUT
Render as a clean, pixel-crisp UI design at roughly 1440:896. 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 
