open-design/design-systems/x-ai/components.html
chaoxiaoche 788ce450fc
feat(design-systems): add tokens.css + components.html for 10 AI / devtool brands (#2023)
Brands added (each with full 56-token :root + self-contained fixture):
- Tier A (AI ecosystem): x-ai, perplexity, ollama, runwayml, minimax
- Tier B (AI-adjacent devtools): supabase, posthog, resend, shadcn, raycast

All 10 declare the complete shared schema (26 A1 + 26 A2 + 4 B-slot) with no
C-extensions; pnpm guard reports 27 brand pairs aligned end-to-end.

Co-authored-by: chaoxiaoche <chaoxiaoche@chaoxiaochedeMacBook-Pro.local>
Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-18 14:03:36 +08:00

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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>x-ai — reference components</title>
<meta
name="description"
content="Reference fixture for design-systems/x-ai. Every visible value
comes from tokens.css. xAI's signature moves: #1f2228 warm near-black
canvas, pure-white text on opacity-based foreground tiers, GeistMono
as the display + button face, uppercase tracked-out CTAs, zero
shadows, near-zero radii, blue-only focus ring."
/>
<style>
:root {
--bg: #1f2228;
--surface: rgba(255, 255, 255, 0.03);
--surface-warm: rgba(255, 255, 255, 0.05);
--fg: #ffffff;
--fg-2: rgba(255, 255, 255, 0.7);
--muted: rgba(255, 255, 255, 0.5);
--meta: rgba(255, 255, 255, 0.3);
--border: rgba(255, 255, 255, 0.1);
--border-soft: rgba(255, 255, 255, 0.05);
--accent: #ffffff;
--accent-on: #1f2228;
--accent-hover: rgba(255, 255, 255, 0.9);
--accent-active: rgba(255, 255, 255, 0.8);
--success: #16a34a;
--warn: #eab308;
--danger: #dc2626;
--font-display: "GeistMono", ui-monospace, "SF Mono", "Roboto Mono", Menlo, Monaco, "Liberation Mono", "DejaVu Sans Mono", "Courier New", monospace;
--font-body: "universalSans", "universalSans Fallback", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
--font-mono: "GeistMono", ui-monospace, "SF Mono", "Roboto Mono", Menlo, Monaco, "Liberation Mono", "DejaVu Sans Mono", "Courier New", monospace;
--text-xs: 12px;
--text-sm: 14px;
--text-base: 16px;
--text-lg: 20px;
--text-xl: 24px;
--text-2xl: 30px;
--text-3xl: 40px;
--text-4xl: 64px;
--leading-body: 1.5;
--leading-tight: 1.2;
--tracking-display: normal;
--space-1: 4px;
--space-2: 8px;
--space-3: 12px;
--space-4: 16px;
--space-5: 20px;
--space-6: 24px;
--space-8: 32px;
--space-12: 48px;
--section-y-desktop: 96px;
--section-y-tablet: 64px;
--section-y-phone: 48px;
--radius-sm: 0px;
--radius-md: 0px;
--radius-lg: 4px;
--radius-pill: 9999px;
--elev-flat: none;
--elev-ring: 0 0 0 1px var(--border);
--elev-raised: none;
--focus-ring: 0 0 0 3px rgba(59, 130, 246, 0.5);
--motion-fast: 150ms;
--motion-base: 200ms;
--ease-standard: cubic-bezier(0.2, 0, 0, 1);
--container-max: 1200px;
--container-gutter-desktop: 24px;
--container-gutter-tablet: 16px;
--container-gutter-phone: 12px;
}
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
background: var(--bg);
color: var(--fg-2);
font-family: var(--font-body);
font-size: var(--text-base);
line-height: var(--leading-body);
-webkit-font-smoothing: antialiased;
}
.container {
max-width: var(--container-max);
margin-inline: auto;
padding-inline: var(--container-gutter-desktop);
}
section { padding-block: var(--section-y-desktop); }
section + section { border-top: 1px solid var(--border); }
@media (max-width: 1023px) {
.container { padding-inline: var(--container-gutter-tablet); }
section { padding-block: var(--section-y-tablet); }
}
@media (max-width: 639px) {
.container { padding-inline: var(--container-gutter-phone); }
section { padding-block: var(--section-y-phone); }
}
/* ─── Typography ────────────────────────────────────────────── */
h1, h2, h3 {
margin: 0;
color: var(--fg);
line-height: var(--leading-tight);
}
h1 {
font-family: var(--font-display);
font-size: var(--text-4xl);
font-weight: 300;
letter-spacing: var(--tracking-display);
}
/* The 320px hero treatment from DESIGN.md §3 is a one-off, not a
token tier. We render the hero headline at clamp(--text-4xl,
16vw, 320px) so it scales down from the cinematic 320px on
ultrawide canvases to ~4864px on phones (DESIGN.md §8 collapsing
strategy: "320px monospace headline scales down dramatically"). */
h1.hero-display {
font-size: clamp(var(--text-4xl), 16vw, 320px);
line-height: 1.5;
}
h2 {
font-family: var(--font-body);
font-size: var(--text-2xl);
font-weight: 400;
}
h3 {
font-family: var(--font-body);
font-size: var(--text-xl);
font-weight: 400;
}
p { margin: 0; }
.lead {
font-size: var(--text-lg);
color: var(--fg-2);
max-width: 60ch;
}
.body-muted { color: var(--fg-2); }
.body-sm { font-size: var(--text-sm); color: var(--fg-2); }
.meta { font-size: var(--text-xs); color: var(--meta); }
/* Uppercase monospace eyebrow — the brand's signature label voice.
The 1.4px tracking matches the button treatment from DESIGN.md
§3, expressed in em so it scales proportionally with size. */
.eyebrow {
font-family: var(--font-display);
font-size: var(--text-xs);
font-weight: 400;
color: var(--muted);
text-transform: uppercase;
letter-spacing: 0.1em;
}
.stack-2 > * + * { margin-block-start: var(--space-2); }
.stack-3 > * + * { margin-block-start: var(--space-3); }
.stack-4 > * + * { margin-block-start: var(--space-4); }
.stack-6 > * + * { margin-block-start: var(--space-6); }
/* ─── Buttons ───────────────────────────────────────────────────
DESIGN.md §4: GeistMono 14px, uppercase, 1.4px letter-spacing,
12px 24px padding, 0px radius. Hover DIMS rather than brightens
— the convention is reversed (DESIGN.md §7 "Don't brighten
elements on hover — xAI dims to 0.5 opacity instead"). */
.btn {
display: inline-flex;
align-items: center;
gap: var(--space-2);
padding: var(--space-3) var(--space-6);
border-radius: var(--radius-sm);
font-family: var(--font-display);
font-size: var(--text-sm);
font-weight: 400;
line-height: 1;
text-transform: uppercase;
letter-spacing: 1.4px;
cursor: pointer;
border: 1px solid transparent;
transition: background-color var(--motion-fast) var(--ease-standard),
color var(--motion-fast) var(--ease-standard),
border-color var(--motion-fast) var(--ease-standard);
text-decoration: none;
}
.btn:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.btn-primary {
background: var(--accent);
color: var(--accent-on);
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { background: var(--accent-active); }
.btn-ghost {
background: transparent;
color: var(--fg);
border-color: rgba(255, 255, 255, 0.2);
}
.btn-ghost:hover {
background: var(--surface);
border-color: rgba(255, 255, 255, 0.2);
}
/* ─── Monospace tag / badge ─────────────────────────────────────
DESIGN.md §4 "Monospace Tag": GeistMono 12px uppercase, 1px
letter-spacing, 4px 8px padding, sharp corners. */
.tag {
display: inline-flex;
align-items: center;
gap: var(--space-1);
padding: var(--space-1) var(--space-2);
border-radius: var(--radius-sm);
border: 1px solid rgba(255, 255, 255, 0.2);
background: transparent;
font-family: var(--font-display);
font-size: var(--text-xs);
font-weight: 400;
color: var(--fg);
text-transform: uppercase;
letter-spacing: 1px;
line-height: 1.4;
}
/* ─── Cards ─────────────────────────────────────────────────────
DESIGN.md §4: surface 0.03 background, 1px solid 0.1 border,
0px radius, NO shadow. Hover lifts the border alpha to 0.2
— depth through edge brightness, not shadow simulation. */
.card {
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius-md);
padding: var(--space-6);
box-shadow: var(--elev-flat);
transition: background-color var(--motion-base) var(--ease-standard),
border-color var(--motion-base) var(--ease-standard);
}
.card:hover {
background: var(--surface-warm);
border-color: rgba(255, 255, 255, 0.2);
}
.card .card-title {
font-family: var(--font-body);
font-size: var(--text-xl);
font-weight: 400;
color: var(--fg);
margin: 0;
}
.card .card-body {
font-size: var(--text-base);
color: var(--fg-2);
}
/* ─── Inputs ────────────────────────────────────────────────────
DESIGN.md §4 "Inputs & Forms": transparent / 0.05 bg, 0.2
border, 0px radius, white 16px universalSans text, 0.3
placeholder. Focus uses the blue ring (the lone chromatic
move in the system). */
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field label {
font-size: var(--text-sm);
font-weight: 400;
color: var(--fg-2);
}
.field input,
.field textarea {
background: var(--surface);
color: var(--fg);
border: 1px solid rgba(255, 255, 255, 0.2);
border-radius: var(--radius-sm);
padding: var(--space-3) var(--space-4);
font-family: var(--font-body);
font-size: var(--text-base);
line-height: var(--leading-body);
outline: none;
transition: border-color var(--motion-fast) var(--ease-standard),
box-shadow var(--motion-fast) var(--ease-standard);
}
.field textarea { resize: vertical; min-height: 96px; }
.field input::placeholder,
.field textarea::placeholder { color: var(--meta); }
.field input:focus,
.field textarea:focus {
border-color: rgba(255, 255, 255, 0.2);
box-shadow: var(--focus-ring);
}
/* ─── Layout ────────────────────────────────────────────────── */
.hero {
text-align: center;
}
.hero-actions {
display: flex;
gap: var(--space-3);
justify-content: center;
margin-block-start: var(--space-8);
flex-wrap: wrap;
}
.tag-row {
display: flex;
gap: var(--space-2);
justify-content: center;
flex-wrap: wrap;
margin-block-end: var(--space-8);
}
.features-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: var(--space-6);
margin-block-start: var(--space-12);
}
@media (max-width: 1023px) { .features-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 639px) { .features-grid { grid-template-columns: 1fr; } }
.feature-meta {
display: flex;
align-items: center;
gap: var(--space-2);
color: var(--meta);
font-family: var(--font-display);
font-size: var(--text-xs);
text-transform: uppercase;
letter-spacing: 0.1em;
}
.feature-meta .dot {
width: 6px;
height: 6px;
border-radius: var(--radius-pill);
background: var(--fg);
opacity: 0.5;
}
.form-grid {
display: grid;
grid-template-columns: 1.1fr 1fr;
gap: var(--space-12);
align-items: start;
}
@media (max-width: 1023px) { .form-grid { grid-template-columns: 1fr; } }
form { display: flex; flex-direction: column; gap: var(--space-4); max-width: 480px; }
form .actions {
display: flex;
gap: var(--space-3);
margin-block-start: var(--space-2);
flex-wrap: wrap;
}
</style>
</head>
<body>
<main class="container">
<!-- HERO -->
<section data-od-id="hero" class="hero">
<div class="tag-row">
<span class="tag">Grok 3</span>
<span class="tag">API</span>
<span class="tag">Frontier</span>
</div>
<h1 class="hero-display">xAI</h1>
<p class="lead" style="margin: var(--space-6) auto 0; color: var(--fg-2)">
Understand the universe. We are a frontier AI lab building the
tools to accelerate human scientific discovery — and the
monospace-on-warm-black voice that says so without decoration.
</p>
<div class="hero-actions">
<a href="./tokens.css" class="btn btn-primary">Try Grok</a>
<a href="./DESIGN.md" class="btn btn-ghost">View API</a>
</div>
</section>
<!-- FEATURES -->
<section data-od-id="features">
<div class="stack-3" style="text-align: center">
<p class="eyebrow">What this fixture exercises</p>
<h2 style="max-width: 32ch; margin-inline: auto">
Restraint as sophistication.
</h2>
<p class="lead" style="margin-inline: auto; color: var(--muted)">
Three cards. Sharp corners, opacity-based borders, zero
shadows. Depth through contrast — never simulated light.
</p>
</div>
<div class="features-grid">
<article class="card stack-4">
<div class="feature-meta"><span class="dot"></span><span>01 / Voice</span></div>
<h3 class="card-title">Monospace as luxury</h3>
<p class="card-body">
GeistMono at display sizes positions xAI as infrastructure,
not product. Fixed-width characters at scale create a
rhythmic, architectural quality no proportional font can
match. universalSans handles the reading.
</p>
</article>
<article class="card stack-4">
<div class="feature-meta"><span class="dot"></span><span>02 / Canvas</span></div>
<h3 class="card-title">#1f2228, never #000</h3>
<p class="card-body">
The warm near-black with a subtle blue undertone prevents
the harsh eye strain of pure black while maintaining deep
darkness. The canvas is the foundation — every surface
renders against it directly.
</p>
</article>
<article class="card stack-4">
<div class="feature-meta"><span class="dot"></span><span>03 / Depth</span></div>
<h3 class="card-title">Zero shadows</h3>
<p class="card-body">
Elevation through opacity-based borders that brighten on
interaction, subtle background tints (0.03 → 0.08), and
the massive typographic scale contrast. No simulated
light. No drop shadows. Ever.
</p>
</article>
</div>
</section>
<!-- FORM -->
<section data-od-id="form">
<div class="form-grid">
<div class="stack-4">
<p class="eyebrow">Form components</p>
<h2>Inputs on the dark canvas.</h2>
<p class="lead">
Transparent ground, hairline borders at 20% white. Focus
halos the field with Tailwind's default ring blue — the
single chromatic exception in an otherwise monochromatic
system. Placeholders dim to 30% white. Labels to 70%.
</p>
<p class="meta">All values from tokens.css — no raw hex.</p>
</div>
<form onsubmit="event.preventDefault()">
<div class="field">
<label for="email">Work email</label>
<input id="email" type="email" placeholder="you@xai.com" />
</div>
<div class="field">
<label for="org">Organization</label>
<input id="org" type="text" placeholder="Frontier AI Lab" />
</div>
<div class="field">
<label for="msg">Use case</label>
<textarea id="msg" placeholder="Describe the workload — training, inference, evaluation, or something we have not built yet."></textarea>
</div>
<div class="actions">
<button type="submit" class="btn btn-primary">Request access</button>
<button type="button" class="btn btn-ghost">Read the docs</button>
</div>
</form>
</div>
</section>
</main>
</body>
</html>