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necatiozmen
2026-03-31 19:37:25 +03:00
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Design System Preview: Cohere (Dark)</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&family=Space+Mono:wght@400;700&display=swap" rel="stylesheet">
<style>
:root {
/* Primary */
--color-black: #000000;
--color-near-black: #212121;
--color-deep-dark: #17171c;
/* Accent */
--color-interaction-blue: #1863dc;
--color-ring-blue: rgba(76, 110, 230, 0.5);
--color-focus-purple: #9b60aa;
/* Surface */
--color-white: #ffffff;
--color-snow: #fafafa;
--color-lightest-gray: #f2f2f2;
/* Neutrals */
--color-muted-slate: #93939f;
--color-border-cool: #d9d9dd;
--color-border-light: #e5e7eb;
/* Fonts */
--font-display: 'Space Grotesk', Inter, ui-sans-serif, system-ui, sans-serif;
--font-body: Inter, Arial, ui-sans-serif, system-ui, sans-serif;
--font-mono: 'Space Mono', Arial, ui-sans-serif, system-ui, monospace;
/* Dark mode tokens */
--bg-page: #17171c;
--bg-card: #212121;
--bg-nav: rgba(23, 23, 28, 0.95);
--text-primary: #fafafa;
--text-secondary: #d9d9dd;
--text-muted: #93939f;
--border-color: #333333;
--border-subtle: #2a2a2f;
--section-label-color: #93939f;
--accent: #1863dc;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
background: var(--bg-page);
color: var(--text-primary);
font-family: var(--font-body);
font-size: 16px;
line-height: 1.5;
font-weight: 400;
-webkit-font-smoothing: antialiased;
}
/* NAV */
.nav {
position: sticky;
top: 0;
z-index: 100;
display: flex;
align-items: center;
justify-content: space-between;
padding: 16px 40px;
background: var(--bg-nav);
backdrop-filter: blur(12px);
border-bottom: 1px solid var(--border-subtle);
}
.nav-brand {
font-family: var(--font-display);
font-size: 20px;
font-weight: 400;
letter-spacing: -0.4px;
display: flex;
align-items: center;
gap: 6px;
color: var(--text-primary);
}
.nav-brand svg { width: 28px; height: 28px; }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
color: var(--text-secondary);
text-decoration: none;
font-size: 16px;
font-weight: 400;
font-family: var(--font-body);
transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }
.nav-cta {
background: var(--color-white);
color: var(--color-black);
padding: 10px 24px;
border: none;
border-radius: 9999px;
font-size: 14px;
font-family: var(--font-body);
font-weight: 500;
cursor: pointer;
transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.85; }
/* HERO */
.hero {
position: relative;
text-align: center;
padding: 120px 40px 100px;
overflow: hidden;
}
.hero h1 {
font-family: var(--font-display);
font-size: 72px;
font-weight: 400;
line-height: 1.0;
letter-spacing: -1.44px;
margin-bottom: 24px;
color: var(--text-primary);
}
.hero h1 span { color: var(--accent); }
.hero p {
color: var(--text-muted);
font-family: var(--font-body);
font-size: 18px;
font-weight: 400;
line-height: 1.4;
margin-bottom: 40px;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; }
.btn-ghost-primary {
background: transparent;
color: var(--text-primary);
padding: 12px 24px;
border: none;
font-size: 16px;
font-family: var(--font-body);
font-weight: 400;
cursor: pointer;
transition: color 0.2s, opacity 0.2s;
}
.btn-ghost-primary:hover { color: var(--accent); opacity: 0.8; }
.btn-light-solid {
background: var(--color-white);
color: var(--color-black);
padding: 12px 28px;
border: none;
border-radius: 9999px;
font-size: 16px;
font-family: var(--font-body);
font-weight: 400;
cursor: pointer;
transition: opacity 0.2s;
}
.btn-light-solid:hover { opacity: 0.85; }
/* SECTIONS */
.section {
max-width: 1200px;
margin: 0 auto;
padding: 80px 40px;
}
.section-title {
font-family: var(--font-mono);
font-size: 14px;
font-weight: 400;
text-transform: uppercase;
letter-spacing: 0.28px;
color: var(--section-label-color);
margin-bottom: 12px;
}
.section-heading {
font-family: var(--font-body);
font-size: 48px;
font-weight: 400;
line-height: 1.2;
letter-spacing: -0.48px;
margin-bottom: 48px;
color: var(--text-primary);
}
.section-divider {
border: none;
border-top: 1px solid var(--border-subtle);
margin: 0 40px;
max-width: 1200px;
margin-left: auto;
margin-right: auto;
}
/* PURPLE BAND */
.purple-band {
background: linear-gradient(135deg, #2d1b4e 0%, #1a1040 50%, #0d0a1a 100%);
padding: 80px 40px;
text-align: center;
}
.purple-band h2 {
font-family: var(--font-display);
font-size: 60px;
font-weight: 400;
line-height: 1.0;
letter-spacing: -1.2px;
color: #ffffff;
margin-bottom: 16px;
}
.purple-band p {
color: rgba(255,255,255,0.7);
font-size: 18px;
font-weight: 400;
line-height: 1.4;
}
/* COLOR PALETTE */
.color-group { margin-bottom: 40px; }
.color-group-title {
font-family: var(--font-body);
font-size: 20px;
font-weight: 400;
line-height: 1.2;
margin-bottom: 20px;
color: var(--text-secondary);
}
.color-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
gap: 16px;
}
.color-swatch {
border: 1px solid var(--border-color);
border-radius: 22px;
overflow: hidden;
}
.color-swatch-block {
height: 80px;
position: relative;
}
.color-swatch-info {
padding: 12px 16px;
background: var(--bg-card);
}
.color-swatch-name { font-size: 13px; font-weight: 500; margin-bottom: 2px; color: var(--text-primary); }
.color-swatch-hex { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.color-swatch-role { font-size: 12px; color: var(--text-muted); line-height: 1.4; }
/* TYPOGRAPHY */
.type-sample { margin-bottom: 32px; padding-bottom: 32px; border-bottom: 1px solid var(--border-subtle); }
.type-sample:last-child { border-bottom: none; }
.type-sample-text { margin-bottom: 8px; }
.type-sample-label {
font-family: var(--font-mono);
font-size: 12px;
color: var(--text-muted);
}
/* BUTTONS */
.button-row {
display: flex;
flex-wrap: wrap;
gap: 24px;
align-items: flex-start;
}
.button-demo { text-align: center; }
.button-demo-label {
font-family: var(--font-mono);
font-size: 11px;
color: var(--text-muted);
margin-top: 10px;
text-transform: uppercase;
letter-spacing: 0.28px;
}
.btn-ghost-cohere {
background: transparent;
color: var(--text-primary);
padding: 12px 24px;
border: none;
font-size: 16px;
font-family: var(--font-body);
font-weight: 400;
cursor: pointer;
transition: color 0.2s, opacity 0.2s;
}
.btn-ghost-cohere:hover { color: var(--accent); opacity: 0.8; }
.btn-light-cohere {
background: var(--color-white);
color: var(--color-black);
padding: 12px 28px;
border: none;
border-radius: 22px;
font-size: 16px;
font-family: var(--font-body);
font-weight: 400;
cursor: pointer;
}
.btn-light-pill {
background: var(--color-white);
color: var(--color-black);
padding: 12px 28px;
border: none;
border-radius: 9999px;
font-size: 14px;
font-family: var(--font-body);
font-weight: 500;
cursor: pointer;
}
.btn-outlined {
background: transparent;
color: var(--text-primary);
padding: 12px 24px;
border: 1px solid var(--border-color);
border-radius: 22px;
font-size: 16px;
font-family: var(--font-body);
font-weight: 400;
cursor: pointer;
transition: border-color 0.2s, color 0.2s;
}
.btn-outlined:hover { border-color: var(--accent); color: var(--accent); }
/* CARDS */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.card {
background: var(--bg-card);
padding: 28px;
}
.card-signature {
border-radius: 22px;
border: 1px solid var(--border-color);
}
.card-dialog {
border-radius: 8px;
border: 1px solid var(--border-color);
}
.card-generous {
border-radius: 16px;
border: 1px solid var(--border-color);
}
.card h3 {
font-family: var(--font-body);
font-size: 24px;
font-weight: 400;
line-height: 1.3;
letter-spacing: normal;
margin-bottom: 12px;
color: var(--text-primary);
}
.card p { color: var(--text-muted); font-size: 16px; line-height: 1.5; font-weight: 400; }
.card-label {
font-family: var(--font-mono);
font-size: 14px;
text-transform: uppercase;
letter-spacing: 0.28px;
color: var(--text-muted);
margin-bottom: 16px;
}
/* SPACING */
.spacing-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.spacing-item { text-align: center; }
.spacing-box {
background: rgba(24, 99, 220, 0.15);
border: 1px solid rgba(24, 99, 220, 0.3);
border-radius: 2px;
margin-bottom: 8px;
}
.spacing-label {
font-family: var(--font-mono);
font-size: 11px;
color: var(--text-muted);
}
/* RADIUS */
.radius-row { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; }
.radius-item { text-align: center; }
.radius-box {
width: 80px;
height: 80px;
background: var(--bg-card);
border: 1px solid var(--border-color);
margin-bottom: 8px;
}
.radius-label {
font-family: var(--font-mono);
font-size: 11px;
color: var(--text-muted);
}
.radius-context {
font-size: 11px;
color: var(--text-muted);
margin-top: 2px;
}
/* ELEVATION */
.elevation-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }
.elevation-card {
background: var(--bg-card);
border-radius: 22px;
padding: 24px;
min-height: 140px;
display: flex;
flex-direction: column;
justify-content: space-between;
}
.elevation-flat { border: none; background: var(--bg-page); }
.elevation-bordered-light { border: 1px solid var(--border-subtle); }
.elevation-bordered-cool { border: 1px solid var(--border-color); }
.elevation-purple-band {
background: linear-gradient(135deg, #2d1b4e 0%, #1a1040 100%);
color: #ffffff;
}
.elevation-purple-band .elevation-name,
.elevation-purple-band .elevation-desc { color: #ffffff; }
.elevation-purple-band .elevation-level { color: rgba(255,255,255,0.6); }
.elevation-name { font-size: 16px; font-weight: 500; margin-bottom: 8px; color: var(--text-primary); }
.elevation-desc { font-size: 13px; color: var(--text-muted); line-height: 1.5; }
.elevation-level {
font-family: var(--font-mono);
font-size: 11px;
color: var(--text-muted);
text-transform: uppercase;
letter-spacing: 0.28px;
margin-top: 12px;
}
/* RESPONSIVE */
@media (max-width: 768px) {
.nav { padding: 12px 20px; }
.nav-links a:not(.nav-cta-wrapper) { display: none; }
.hero { padding: 80px 20px 60px; }
.hero h1 { font-size: 42px; letter-spacing: -0.84px; }
.section { padding: 60px 20px; }
.section-heading { font-size: 32px; letter-spacing: -0.32px; }
.color-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
.card-grid { grid-template-columns: 1fr; }
.hero-buttons { flex-direction: column; align-items: center; }
.button-row { flex-direction: column; align-items: flex-start; }
.purple-band h2 { font-size: 36px; }
}
</style>
</head>
<body>
<!-- NAV -->
<nav class="nav">
<div class="nav-brand">
<svg viewBox="0 0 28 28" fill="none" xmlns="http://www.w3.org/2000/svg">
<circle cx="14" cy="14" r="13" stroke="currentColor" stroke-width="2"/>
<path d="M8 14 C8 10, 12 8, 14 8 C16 8, 20 10, 20 14 C20 18, 16 20, 14 20 C12 20, 8 18, 8 14Z" fill="currentColor" opacity="0.15"/>
<circle cx="14" cy="14" r="4" fill="currentColor"/>
</svg>
cohere
</div>
<div class="nav-links">
<a href="#colors">Colors</a>
<a href="#typography">Typography</a>
<a href="#buttons">Buttons</a>
<a href="#cards">Cards</a>
<a href="#spacing">Spacing</a>
<a href="#elevation">Elevation</a>
<button class="nav-cta">Get Started</button>
</div>
</nav>
<!-- HERO -->
<section class="hero">
<h1>Design System Preview:<br><span>Cohere</span></h1>
<p>Auto-generated design token catalog from DESIGN.md</p>
<div class="hero-buttons">
<button class="btn-light-solid">Explore Tokens</button>
<button class="btn-ghost-primary">View Source</button>
</div>
</section>
<hr class="section-divider">
<!-- COLORS -->
<section class="section" id="colors">
<div class="section-title">01 / Color Palette</div>
<h2 class="section-heading">Color Palette & Roles</h2>
<div class="color-group">
<h3 class="color-group-title">Primary</h3>
<div class="color-grid">
<div class="color-swatch">
<div class="color-swatch-block" style="background: #000000; border-bottom: 1px solid #333;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Cohere Black</div>
<div class="color-swatch-hex">#000000</div>
<div class="color-swatch-role">Primary headline text, maximum emphasis</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #212121; border-bottom: 1px solid #333;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Near Black</div>
<div class="color-swatch-hex">#212121</div>
<div class="color-swatch-role">Standard body link color</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #17171c; border-bottom: 1px solid #333;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Deep Dark</div>
<div class="color-swatch-hex">#17171c</div>
<div class="color-swatch-role">Navigation and dark-section text</div>
</div>
</div>
</div>
</div>
<div class="color-group">
<h3 class="color-group-title">Secondary & Accent</h3>
<div class="color-grid">
<div class="color-swatch">
<div class="color-swatch-block" style="background: #1863dc;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Interaction Blue</div>
<div class="color-swatch-hex">#1863dc</div>
<div class="color-swatch-role">Hover, focus states, active links</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: rgba(76,110,230,0.5);"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Ring Blue</div>
<div class="color-swatch-hex">#4c6ee6 @ 50%</div>
<div class="color-swatch-role">Keyboard focus indicators</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #9b60aa;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Focus Purple</div>
<div class="color-swatch-hex">#9b60aa</div>
<div class="color-swatch-role">Input focus border color</div>
</div>
</div>
</div>
</div>
<div class="color-group">
<h3 class="color-group-title">Surface & Background</h3>
<div class="color-grid">
<div class="color-swatch">
<div class="color-swatch-block" style="background: #ffffff; border-bottom: 1px solid #e5e7eb;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Pure White</div>
<div class="color-swatch-hex">#ffffff</div>
<div class="color-swatch-role">Primary page background, card surface</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #fafafa; border-bottom: 1px solid #e5e7eb;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Snow</div>
<div class="color-swatch-hex">#fafafa</div>
<div class="color-swatch-role">Subtle elevated surfaces, light sections</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #f2f2f2; border-bottom: 1px solid #e5e7eb;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Lightest Gray</div>
<div class="color-swatch-hex">#f2f2f2</div>
<div class="color-swatch-role">Card borders, softest containment</div>
</div>
</div>
</div>
</div>
<div class="color-group">
<h3 class="color-group-title">Neutrals & Text</h3>
<div class="color-grid">
<div class="color-swatch">
<div class="color-swatch-block" style="background: #93939f;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Muted Slate</div>
<div class="color-swatch-hex">#93939f</div>
<div class="color-swatch-role">Footer links, tertiary text</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #d9d9dd;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Border Cool</div>
<div class="color-swatch-hex">#d9d9dd</div>
<div class="color-swatch-role">Section borders, list separators</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #e5e7eb;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Border Light</div>
<div class="color-swatch-hex">#e5e7eb</div>
<div class="color-swatch-role">Lighter border variant (gray-200)</div>
</div>
</div>
</div>
</div>
</section>
<hr class="section-divider">
<!-- PURPLE HERO BAND -->
<div class="purple-band">
<h2>Enterprise AI Platform</h2>
<p>Deep purple hero sections create dramatic visual breaks in the dark page flow</p>
</div>
<hr class="section-divider">
<!-- TYPOGRAPHY -->
<section class="section" id="typography">
<div class="section-title">02 / Typography Scale</div>
<h2 class="section-heading">Typography Rules</h2>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-display); font-size: 72px; font-weight: 400; line-height: 1.0; letter-spacing: -1.44px;">Display Hero</div>
<div class="type-sample-label">Display / Hero &mdash; CohereText &mdash; 72px / 400 / 1.00 / -1.44px</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-display); font-size: 60px; font-weight: 400; line-height: 1.0; letter-spacing: -1.2px;">Display Secondary</div>
<div class="type-sample-label">Display Secondary &mdash; CohereText &mdash; 60px / 400 / 1.00 / -1.2px</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 48px; font-weight: 400; line-height: 1.2; letter-spacing: -0.48px;">Section Heading</div>
<div class="type-sample-label">Section Heading &mdash; Unica77 &mdash; 48px / 400 / 1.20 / -0.48px</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 32px; font-weight: 400; line-height: 1.2; letter-spacing: -0.32px;">Sub-heading</div>
<div class="type-sample-label">Sub-heading &mdash; Unica77 &mdash; 32px / 400 / 1.20 / -0.32px</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 24px; font-weight: 400; line-height: 1.3;">Feature Title</div>
<div class="type-sample-label">Feature Title &mdash; Unica77 &mdash; 24px / 400 / 1.30 / normal</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 18px; font-weight: 400; line-height: 1.4;">Body Large text for intro paragraphs. Unica77 provides geometric Swiss precision for all functional UI text at the body-large tier.</div>
<div class="type-sample-label">Body Large &mdash; Unica77 &mdash; 18px / 400 / 1.40 / normal</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 16px; font-weight: 400; line-height: 1.5;">Standard body text for paragraphs, navigation links, and button labels. Unica77 at its most common size, weight 400.</div>
<div class="type-sample-label">Body / Button &mdash; Unica77 &mdash; 16px / 400 / 1.50 / normal</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 14px; font-weight: 500; line-height: 1.71;">Button Medium Label</div>
<div class="type-sample-label">Button Medium &mdash; Unica77 &mdash; 14px / 500 / 1.71 / normal</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 14px; font-weight: 400; line-height: 1.4; color: var(--text-muted);">Caption and metadata text for descriptions</div>
<div class="type-sample-label">Caption &mdash; Unica77 &mdash; 14px / 400 / 1.40 / normal</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-mono); font-size: 14px; font-weight: 400; line-height: 1.4; text-transform: uppercase; letter-spacing: 0.28px; color: var(--text-muted);">UPPERCASE SECTION LABEL</div>
<div class="type-sample-label">Uppercase Label &mdash; CohereMono &mdash; 14px / 400 / 1.40 / 0.28px / uppercase</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 12px; font-weight: 400; line-height: 1.4; color: var(--text-muted);">Smallest text for footer links and fine print</div>
<div class="type-sample-label">Small &mdash; Unica77 &mdash; 12px / 400 / 1.40 / normal</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-mono); font-size: 8px; font-weight: 400; line-height: 1.4; text-transform: uppercase; letter-spacing: 0.16px; color: var(--text-muted);">CODE MICRO LABEL</div>
<div class="type-sample-label">Code Micro &mdash; CohereMono &mdash; 8px / 400 / 1.40 / 0.16px / uppercase</div>
</div>
</section>
<hr class="section-divider">
<!-- BUTTONS -->
<section class="section" id="buttons">
<div class="section-title">03 / Button Variants</div>
<h2 class="section-heading">Buttons</h2>
<div class="button-row">
<div class="button-demo">
<button class="btn-ghost-cohere">Ghost Button</button>
<div class="button-demo-label">Ghost / Transparent</div>
</div>
<div class="button-demo">
<button class="btn-light-cohere">Light Solid</button>
<div class="button-demo-label">Light Solid (22px)</div>
</div>
<div class="button-demo">
<button class="btn-light-pill">Pill CTA</button>
<div class="button-demo-label">Light Pill (9999px)</div>
</div>
<div class="button-demo">
<button class="btn-outlined">Outlined</button>
<div class="button-demo-label">Outlined (22px)</div>
</div>
</div>
<p style="color: var(--text-muted); margin-top: 32px; font-size: 14px;">
Ghost buttons are the primary style &mdash; invisible until interacted with. On hover, text shifts to Interaction Blue (#1863dc) with 0.8 opacity. Focus: 2px solid Interaction Blue outline.
</p>
</section>
<hr class="section-divider">
<!-- CARDS -->
<section class="section" id="cards">
<div class="section-title">04 / Card Examples</div>
<h2 class="section-heading">Cards & Containers</h2>
<div class="card-grid">
<div class="card card-signature">
<div class="card-label">STANDARD CARD</div>
<h3>Signature 22px Radius</h3>
<p>The distinctive Cohere card with 22px border-radius and #333 border on dark surfaces. Creates cloud-like, organic softness on the dark canvas.</p>
</div>
<div class="card card-dialog">
<div class="card-label">DIALOG CARD</div>
<h3>Dialog 8px Radius</h3>
<p>Modal and dialog containers use a tighter 8px radius with #333 border. Functional, secondary containment for transient UI.</p>
</div>
<div class="card card-generous">
<div class="card-label">GENEROUS CARD</div>
<h3>Featured 16px Radius</h3>
<p>Medium-sized containers for featured content. Uses 16px radius as a middle step in the radius scale with subtle border.</p>
</div>
</div>
</section>
<hr class="section-divider">
<!-- SPACING -->
<section class="section" id="spacing">
<div class="section-title">05 / Spacing Scale</div>
<h2 class="section-heading">Spacing System</h2>
<p style="color: var(--text-muted); margin-bottom: 32px;">Base unit: 8px. Scale from 2px to 60px.</p>
<div class="spacing-row">
<div class="spacing-item"><div class="spacing-box" style="width: 8px; height: 8px;"></div><div class="spacing-label">2px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 18px; height: 18px;"></div><div class="spacing-label">6px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 24px; height: 24px;"></div><div class="spacing-label">8px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 30px; height: 30px;"></div><div class="spacing-label">10px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 36px; height: 36px;"></div><div class="spacing-label">12px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 48px; height: 48px;"></div><div class="spacing-label">16px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 60px; height: 60px;"></div><div class="spacing-label">20px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 66px; height: 66px;"></div><div class="spacing-label">22px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 72px; height: 72px;"></div><div class="spacing-label">24px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 84px; height: 84px;"></div><div class="spacing-label">28px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 96px; height: 96px;"></div><div class="spacing-label">32px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 120px; height: 120px;"></div><div class="spacing-label">40px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 168px; height: 168px;"></div><div class="spacing-label">56px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 180px; height: 180px;"></div><div class="spacing-label">60px</div></div>
</div>
</section>
<hr class="section-divider">
<!-- BORDER RADIUS -->
<section class="section">
<div class="section-title">06 / Border Radius Scale</div>
<h2 class="section-heading">Border Radius</h2>
<div class="radius-row">
<div class="radius-item"><div class="radius-box" style="border-radius: 4px;"></div><div class="radius-label">4px</div><div class="radius-context">Sharp &mdash; nav, tags</div></div>
<div class="radius-item"><div class="radius-box" style="border-radius: 8px;"></div><div class="radius-label">8px</div><div class="radius-context">Comfortable &mdash; dialogs</div></div>
<div class="radius-item"><div class="radius-box" style="border-radius: 16px;"></div><div class="radius-label">16px</div><div class="radius-context">Generous &mdash; featured</div></div>
<div class="radius-item"><div class="radius-box" style="border-radius: 20px;"></div><div class="radius-label">20px</div><div class="radius-context">Large &mdash; feature cards</div></div>
<div class="radius-item"><div class="radius-box" style="border-radius: 22px; border-color: var(--accent); border-width: 2px;"></div><div class="radius-label">22px</div><div class="radius-context">Signature &mdash; THE radius</div></div>
<div class="radius-item"><div class="radius-box" style="border-radius: 9999px;"></div><div class="radius-label">9999px</div><div class="radius-context">Pill &mdash; buttons, tags</div></div>
</div>
</section>
<hr class="section-divider">
<!-- ELEVATION -->
<section class="section" id="elevation">
<div class="section-title">07 / Elevation & Depth</div>
<h2 class="section-heading">Depth & Elevation</h2>
<div class="elevation-grid">
<div class="elevation-card elevation-flat">
<div><div class="elevation-name">Flat</div><div class="elevation-desc">No shadow, no border. Page background and text blocks.</div></div>
<div class="elevation-level">Level 0</div>
</div>
<div class="elevation-card elevation-bordered-light">
<div><div class="elevation-name">Bordered (Subtle)</div><div class="elevation-desc">1px solid #2a2a2f. Subtle dark containment lines.</div></div>
<div class="elevation-level">Level 1 &mdash; Subtle</div>
</div>
<div class="elevation-card elevation-bordered-cool">
<div><div class="elevation-name">Bordered (Standard)</div><div class="elevation-desc">1px solid #333. Standard dark-mode card borders.</div></div>
<div class="elevation-level">Level 1 &mdash; Standard</div>
</div>
<div class="elevation-card elevation-purple-band">
<div><div class="elevation-name">Purple Band</div><div class="elevation-desc">Full-width dark purple background. Hero sections, showcases.</div></div>
<div class="elevation-level">Level 2 &mdash; Dramatic</div>
</div>
</div>
<p style="color: var(--text-muted); margin-top: 32px; font-size: 14px; line-height: 1.6;">
Cohere is nearly shadow-free. Depth is communicated through background color contrast (elevated cards on dark canvas), border containment, and dramatic light-to-dark section alternation.
</p>
</section>
<div style="height: 80px;"></div>
</body>
</html>