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necatiozmen 1145c998a1 first commit
2026-03-31 19:37:25 +03:00

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HTML

<!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: ClickHouse (Light)</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=Inter:wght@400;500;600;700;900&family=Inconsolata:wght@400;600&display=swap" rel="stylesheet">
<style>
:root {
/* ClickHouse brand tokens */
--color-neon-volt: #faff69;
--color-forest-green: #166534;
--color-dark-forest: #14572f;
--color-pale-yellow: #f4f692;
--color-border-olive: #4f5100;
--color-olive-dark: #161600;
--color-pure-black: #000000;
--color-near-black: #141414;
--color-charcoal: #414141;
--color-deep-charcoal: #343434;
--color-hover-gray: #3a3a3a;
--color-pure-white: #ffffff;
--color-silver: #a0a0a0;
--color-mid-gray: #585858;
--color-border-gray: #e5e7eb;
--font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
--font-code: 'Inconsolata', SFMono-Regular, Menlo, Monaco, Consolas, monospace;
/* Light mode overrides (inverted for catalog viewing) */
--bg-page: #ffffff;
--bg-card: #f8f8f8;
--bg-nav: rgba(255,255,255,0.95);
--text-primary: #000000;
--text-secondary: #414141;
--text-muted: #a0a0a0;
--border-color: #e5e7eb;
--border-subtle: #f0f0f0;
--section-label-color: #166534;
}
* { 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;
-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-color);
}
.nav-brand {
font-family: var(--font-body);
font-size: 18px;
font-weight: 700;
letter-spacing: -0.3px;
display: flex;
align-items: center;
gap: 8px;
}
.nav-brand .icon {
display: inline-flex;
align-items: center;
justify-content: center;
width: 28px;
height: 28px;
background: var(--color-neon-volt);
border-radius: 4px;
font-size: 14px;
font-weight: 900;
color: var(--color-pure-black);
}
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
color: var(--text-secondary);
text-decoration: none;
font-size: 14px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 1.4px;
transition: color 0.2s;
}
.nav-links a:hover { color: var(--color-forest-green); }
.nav-cta {
background: var(--color-forest-green);
color: var(--color-pure-white);
padding: 8px 16px;
border: 1px solid var(--color-forest-green);
border-radius: 4px;
font-size: 14px;
font-family: var(--font-body);
font-weight: 600;
cursor: pointer;
}
/* HERO */
.hero {
position: relative;
text-align: center;
padding: 120px 40px 100px;
overflow: hidden;
}
.hero::before {
content: '';
position: absolute;
top: 50%;
left: 50%;
width: 700px;
height: 700px;
transform: translate(-50%, -50%);
background: radial-gradient(circle, rgba(250,255,105,0.06) 0%, rgba(22,101,52,0.03) 40%, transparent 70%);
pointer-events: none;
}
.hero h1 {
font-family: var(--font-body);
font-size: 72px;
font-weight: 900;
line-height: 1.0;
letter-spacing: normal;
margin-bottom: 24px;
position: relative;
}
.hero h1 span {
background: linear-gradient(135deg, var(--color-forest-green), var(--color-neon-volt));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}
.hero p {
color: var(--text-secondary);
font-size: 18px;
line-height: 1.56;
margin-bottom: 40px;
position: relative;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; position: relative; }
/* BUTTONS */
.btn-neon {
background: var(--color-neon-volt);
color: #151515;
padding: 12px 16px;
border: 1px solid var(--color-neon-volt);
border-radius: 4px;
font-size: 16px;
font-family: var(--font-body);
font-weight: 600;
cursor: pointer;
}
.btn-dark {
background: var(--color-near-black);
color: var(--color-pure-white);
padding: 12px 16px;
border: 1px solid var(--color-near-black);
border-radius: 4px;
font-size: 16px;
font-family: var(--font-body);
font-weight: 600;
cursor: pointer;
}
.btn-forest {
background: var(--color-forest-green);
color: var(--color-pure-white);
padding: 12px 16px;
border: 1px solid var(--color-near-black);
border-radius: 4px;
font-size: 16px;
font-family: var(--font-body);
font-weight: 600;
cursor: pointer;
}
.btn-ghost {
background: transparent;
color: var(--text-primary);
padding: 12px 32px;
border: 1px solid var(--color-border-gray);
border-radius: 4px;
font-size: 16px;
font-family: var(--font-body);
font-weight: 600;
cursor: pointer;
}
/* SECTIONS */
.section {
max-width: 1200px;
margin: 0 auto;
padding: 80px 40px;
}
.section-title {
font-family: var(--font-body);
font-size: 14px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 1.4px;
color: var(--section-label-color);
margin-bottom: 12px;
}
.section-heading {
font-family: var(--font-body);
font-size: 36px;
font-weight: 700;
line-height: 1.11;
letter-spacing: normal;
margin-bottom: 48px;
}
.section-divider {
border: none;
border-top: 1px solid var(--border-subtle);
margin: 0 40px;
max-width: 1200px;
margin-left: auto;
margin-right: auto;
}
/* COLOR PALETTE */
.color-group { margin-bottom: 40px; }
.color-group-title {
font-size: 20px;
font-weight: 600;
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: 8px;
overflow: hidden;
}
.color-swatch-block {
height: 80px;
position: relative;
}
.color-swatch-info {
padding: 12px;
background: var(--bg-card);
}
.color-swatch-name { font-size: 13px; font-weight: 600; margin-bottom: 2px; }
.color-swatch-hex { font-family: var(--font-code); 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-code);
font-size: 12px;
color: var(--text-muted);
}
/* BUTTON DEMOS */
.button-row {
display: flex;
flex-wrap: wrap;
gap: 20px;
align-items: flex-start;
}
.button-demo { text-align: center; }
.button-demo-label {
font-family: var(--font-code);
font-size: 11px;
color: var(--text-muted);
margin-top: 10px;
text-transform: uppercase;
letter-spacing: 0.55px;
}
/* CARDS */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.card {
background: var(--bg-card);
border-radius: 8px;
padding: 28px;
}
.card-standard { border: 1px solid var(--border-color); }
.card-neon { border: 2px solid var(--color-neon-volt); }
.card-inset {
border: 1px solid var(--border-color);
box-shadow: 0px 4px 4px rgba(0,0,0,0.06), 0px 4px 25px rgba(0,0,0,0.14) inset;
}
.card h3 { font-family: var(--font-body); font-size: 24px; font-weight: 700; line-height: 1.17; margin-bottom: 12px; }
.card p { color: var(--text-secondary); font-size: 15px; line-height: 1.63; }
.card-label {
font-family: var(--font-code);
font-size: 11px;
text-transform: uppercase;
letter-spacing: 0.55px;
color: var(--color-forest-green);
margin-bottom: 16px;
}
/* CODE BLOCK */
.code-block {
background: var(--color-near-black);
border: 1px solid rgba(65,65,65,0.8);
border-radius: 4px;
padding: 20px 24px;
margin-top: 24px;
font-family: var(--font-code);
font-size: 16px;
font-weight: 600;
line-height: 1.5;
color: var(--color-pure-white);
overflow-x: auto;
}
.code-block .keyword { color: var(--color-neon-volt); }
.code-block .string { color: var(--color-forest-green); }
.code-block .comment { color: var(--color-silver); }
/* SPACING */
.spacing-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.spacing-item { text-align: center; }
.spacing-box {
background: rgba(250,255,105,0.15);
border: 1px solid rgba(250,255,105,0.4);
border-radius: 2px;
margin-bottom: 8px;
}
.spacing-label {
font-family: var(--font-code);
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-code);
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: 8px;
padding: 24px;
min-height: 140px;
display: flex;
flex-direction: column;
justify-content: space-between;
}
.elevation-flat { border: none; background: var(--bg-page); }
.elevation-bordered { border: 1px solid var(--border-color); }
.elevation-subtle { border: 1px solid var(--border-color); box-shadow: 0px 1px 3px rgba(0,0,0,0.1), 0px 1px 2px -1px rgba(0,0,0,0.1); }
.elevation-elevated { border: 1px solid var(--border-color); box-shadow: 0px 10px 15px -3px rgba(0,0,0,0.1), 0px 4px 6px -4px rgba(0,0,0,0.1); }
.elevation-pressed { border: 1px solid var(--border-color); box-shadow: 0px 4px 4px rgba(0,0,0,0.06), 0px 4px 25px rgba(0,0,0,0.14) inset; }
.elevation-neon { border: 2px solid var(--color-neon-volt); }
.elevation-name { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.elevation-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }
.elevation-level {
font-family: var(--font-code);
font-size: 11px;
color: var(--color-forest-green);
text-transform: uppercase;
letter-spacing: 0.55px;
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: 48px; }
.section { padding: 60px 20px; }
.section-heading { font-size: 28px; }
.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; }
}
</style>
</head>
<body>
<!-- NAV -->
<nav class="nav">
<div class="nav-brand"><span class="icon">CH</span> ClickHouse</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>ClickHouse</span></h1>
<p>Auto-generated design token catalog from DESIGN.md &mdash; Light mode (inverted)</p>
<div class="hero-buttons">
<button class="btn-neon">Explore Tokens</button>
<button class="btn-ghost">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 &mdash; Neon Volt Family</h3>
<div class="color-grid">
<div class="color-swatch">
<div class="color-swatch-block" style="background: #faff69;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Neon Volt</div>
<div class="color-swatch-hex">#faff69</div>
<div class="color-swatch-role">Signature brand accent, CTAs, accent borders, link hovers</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #f4f692;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Pale Yellow</div>
<div class="color-swatch-hex">#f4f692</div>
<div class="color-swatch-role">Active/pressed state text color</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #4f5100;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Border Olive</div>
<div class="color-swatch-hex">#4f5100</div>
<div class="color-swatch-role">Ghost button borders, muted neon sibling</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #161600; border-bottom: 1px solid #414141;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Olive Dark</div>
<div class="color-swatch-hex">#161600</div>
<div class="color-swatch-role">Darkest neon-tinted color for subtle brand text</div>
</div>
</div>
</div>
</div>
<div class="color-group">
<h3 class="color-group-title">CTA Greens</h3>
<div class="color-grid">
<div class="color-swatch">
<div class="color-swatch-block" style="background: #166534;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Forest Green</div>
<div class="color-swatch-hex">#166534</div>
<div class="color-swatch-role">Secondary CTA buttons, Get Started actions</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #14572f;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Dark Forest</div>
<div class="color-swatch-hex">#14572f</div>
<div class="color-swatch-role">Darker green for borders and secondary accents</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: #000000; border-bottom: 1px solid #414141;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Pure Black</div>
<div class="color-swatch-hex">#000000</div>
<div class="color-swatch-role">Primary page background, maximum contrast canvas</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #141414; border-bottom: 1px solid #414141;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Near Black</div>
<div class="color-swatch-hex">#141414</div>
<div class="color-swatch-role">Button backgrounds, slightly elevated surfaces</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #3a3a3a;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Hover Gray</div>
<div class="color-swatch-hex">#3a3a3a</div>
<div class="color-swatch-role">Button hover state background</div>
</div>
</div>
</div>
</div>
<div class="color-group">
<h3 class="color-group-title">Neutrals & Borders</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 text on dark surfaces</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #a0a0a0;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Silver</div>
<div class="color-swatch-hex">#a0a0a0</div>
<div class="color-swatch-role">Secondary body text, muted content</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #414141;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Charcoal</div>
<div class="color-swatch-hex">#414141</div>
<div class="color-swatch-role">Primary border color at 80% opacity</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #343434;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Deep Charcoal</div>
<div class="color-swatch-hex">#343434</div>
<div class="color-swatch-role">Darker border variant for subtle division</div>
</div>
</div>
<div class="color-swatch">
<div class="color-swatch-block" style="background: #e5e7eb; border-bottom: 1px solid #ccc;"></div>
<div class="color-swatch-info">
<div class="color-swatch-name">Border Gray</div>
<div class="color-swatch-hex">#e5e7eb</div>
<div class="color-swatch-role">Light border variant for light contexts</div>
</div>
</div>
</div>
</div>
</section>
<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-body); font-size: 96px; font-weight: 900; line-height: 1.0;">Display Mega</div>
<div class="type-sample-label">Display Mega &mdash; 96px / 900 (Black) / 1.00 / normal &mdash; Inter</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 72px; font-weight: 700; line-height: 1.0;">Display Hero</div>
<div class="type-sample-label">Display / Hero &mdash; 72px / 700 / 1.00 / normal &mdash; Inter</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 36px; font-weight: 600; line-height: 1.30;">Feature Heading</div>
<div class="type-sample-label">Feature Heading &mdash; 36px / 600 / 1.30 / normal &mdash; Inter (Basier in production)</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 24px; font-weight: 700; line-height: 1.17;">Sub-heading Bold</div>
<div class="type-sample-label">Sub-heading &mdash; 24px / 600-700 / 1.17-1.38 / normal &mdash; Inter</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 20px; font-weight: 600; line-height: 1.40;">Feature Title</div>
<div class="type-sample-label">Feature Title &mdash; 20px / 600-700 / 1.40 / normal &mdash; Inter</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: 1.56;">Body large for intro paragraphs and button text. Inter provides geometric precision across the entire weight spectrum from 400 to 900.</div>
<div class="type-sample-label">Body Large &mdash; 18px / 400-700 / 1.56 / normal &mdash; Inter</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: 1.50;">Standard body text for paragraphs, navigation links, and button labels. Weight 400 for reading, 600-700 for UI elements.</div>
<div class="type-sample-label">Body / Button &mdash; 16px / 400-700 / 1.50 / normal &mdash; Inter</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: 1.43; color: var(--text-secondary);">Caption and metadata text for descriptions and links</div>
<div class="type-sample-label">Caption &mdash; 14px / 400-700 / 1.43 / normal &mdash; Inter</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 14px; font-weight: 600; line-height: 1.43; text-transform: uppercase; letter-spacing: 1.4px; color: var(--text-muted);">UPPERCASE SECTION LABEL</div>
<div class="type-sample-label">Uppercase Label &mdash; 14px / 600 / 1.43 / 1.4px / uppercase &mdash; Inter</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-code); font-size: 16px; font-weight: 600; line-height: 1.50;">SELECT count() FROM system.query_log</div>
<div class="type-sample-label">Code &mdash; 16px / 600 / 1.50 / normal &mdash; Inconsolata</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 12px; font-weight: 500; line-height: 1.33;">Small supporting text</div>
<div class="type-sample-label">Small &mdash; 12px / 500 / 1.33 / normal &mdash; Inter</div>
</div>
<div class="type-sample">
<div class="type-sample-text" style="font-family: var(--font-body); font-size: 11.2px; font-weight: 500; line-height: 1.79; color: var(--text-muted);">MICRO TAG LABEL</div>
<div class="type-sample-label">Micro &mdash; 11.2px / 500 / 1.79 / normal &mdash; Inter</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-neon">Neon Primary</button>
<div class="button-demo-label">Neon Volt CTA</div>
</div>
<div class="button-demo">
<button class="btn-dark">Dark Solid</button>
<div class="button-demo-label">Dark Solid</div>
</div>
<div class="button-demo">
<button class="btn-forest">Get Started</button>
<div class="button-demo-label">Forest Green</div>
</div>
<div class="button-demo">
<button class="btn-ghost">View Docs</button>
<div class="button-demo-label">Ghost / Outlined</div>
</div>
<div class="button-demo">
<button style="background: transparent; color: var(--text-primary); padding: 8px 20px; border: 1px solid var(--border-color); border-radius: 9999px; font-size: 14px; font-family: var(--font-body); font-weight: 500; cursor: pointer;">Pill Toggle</button>
<div class="button-demo-label">Pill Toggle</div>
</div>
</div>
<div class="code-block" style="margin-top: 40px;">
<span class="comment">-- ClickHouse query example</span><br>
<span class="keyword">SELECT</span> count() <span class="keyword">FROM</span> system.query_log<br>
<span class="keyword">WHERE</span> type = <span class="string">'QueryFinish'</span>
</div>
</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-standard">
<div class="card-label">Standard Card</div>
<h3>Charcoal Border</h3>
<p>Standard content card with 1px solid charcoal border at 80% opacity and 8px radius. The default container for features, stats, and content sections.</p>
</div>
<div class="card card-neon">
<div class="card-label" style="color: #9a9d00;">Neon Highlighted</div>
<h3>Neon Volt Border</h3>
<p>Featured or selected card with 2px solid Neon Volt border. Creates maximum emphasis against the dark canvas with the signature yellow-green accent.</p>
</div>
<div class="card card-inset">
<div class="card-label">Inset / Pressed</div>
<h3>Inset Shadow</h3>
<p>Card with inset shadow creating a "pressed into the surface" effect. Unique to ClickHouse's depth system for active or contained elements.</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-secondary); margin-bottom: 32px;">Base unit: 8px. Scale from 2px to 64px with additional intermediate values.</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: 32px; height: 32px;"></div><div class="spacing-label">8px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 40px; height: 40px;"></div><div class="spacing-label">10px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 48px; height: 48px;"></div><div class="spacing-label">12px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 64px; height: 64px;"></div><div class="spacing-label">16px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 80px; height: 80px;"></div><div class="spacing-label">20px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 96px; height: 96px;"></div><div class="spacing-label">24px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 128px; height: 128px;"></div><div class="spacing-label">32px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 160px; height: 160px;"></div><div class="spacing-label">40px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 192px; height: 192px;"></div><div class="spacing-label">48px</div></div>
<div class="spacing-item"><div class="spacing-box" style="width: 256px; height: 256px;"></div><div class="spacing-label">64px</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; buttons, badges, code</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; cards, containers</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; toggles, indicators</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. Black background, text blocks, inline content.</div></div>
<div class="elevation-level">Level 0</div>
</div>
<div class="elevation-card elevation-bordered">
<div><div class="elevation-name">Bordered</div><div class="elevation-desc">1px solid charcoal at 80% opacity. Standard cards and containers.</div></div>
<div class="elevation-level">Level 1</div>
</div>
<div class="elevation-card elevation-subtle">
<div><div class="elevation-name">Subtle</div><div class="elevation-desc">Subtle shadow (1px 3px). Soft card lift on the dark canvas.</div></div>
<div class="elevation-level">Level 2</div>
</div>
<div class="elevation-card elevation-elevated">
<div><div class="elevation-name">Elevated</div><div class="elevation-desc">Medium shadow (10px 15px). Feature cards and hover states.</div></div>
<div class="elevation-level">Level 3</div>
</div>
<div class="elevation-card elevation-pressed">
<div><div class="elevation-name">Pressed / Inset</div><div class="elevation-desc">Inset shadow (4px 25px inset). "Sunk into the surface" effect, unique to ClickHouse.</div></div>
<div class="elevation-level">Level 4</div>
</div>
<div class="elevation-card elevation-neon">
<div><div class="elevation-name">Neon Highlight</div><div class="elevation-desc">Neon Volt border (#faff69). Featured/selected cards, maximum emphasis.</div></div>
<div class="elevation-level">Level 5</div>
</div>
</div>
</section>
<div style="height: 80px;"></div>
</body>
</html>