433 lines
13 KiB
CSS
433 lines
13 KiB
CSS
/* Keru OS website — dark, modern, animated.
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Reference: Gentoo's confident tech look, modernized. */
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@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');
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:root {
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--bg: #0a0e14; /* near-black blue */
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--bg-2: #0f1520; /* raised surface */
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--bg-3: #161e2e; /* cards */
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--border: #22304a;
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--text: #d7e0ee;
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--text-dim: #8b9bb4;
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--text-bright: #ffffff;
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--accent: #8b5cf6; /* keru violet */
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--accent-2: #22d3ee; /* cyan secondary */
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--accent-3: #34d399; /* green success */
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--warn: #f59e0b; /* amber */
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--danger: #ef4444;
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--code-bg: #0d1220;
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--mono: 'JetBrains Mono', ui-monospace, monospace;
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--sans: 'Inter', system-ui, -apple-system, sans-serif;
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--grad: linear-gradient(135deg, var(--accent), var(--accent-2));
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--shadow: 0 8px 30px rgba(0,0,0,.4);
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--radius: 12px;
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--nav-h: 64px;
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}
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* { margin: 0; padding: 0; box-sizing: border-box; }
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html { scroll-behavior: smooth; }
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body {
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background: var(--bg);
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color: var(--text);
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font-family: var(--sans);
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line-height: 1.65;
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-webkit-font-smoothing: antialiased;
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overflow-x: hidden;
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}
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/* subtle animated grid backdrop */
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body::before {
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content: "";
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position: fixed;
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inset: 0;
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z-index: -1;
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background:
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radial-gradient(circle at 20% -10%, rgba(139,92,246,.12), transparent 45%),
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radial-gradient(circle at 90% 10%, rgba(34,211,238,.08), transparent 40%),
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repeating-linear-gradient(0deg, transparent 0 39px, rgba(255,255,255,.02) 39px 40px);
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pointer-events: none;
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}
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a { color: var(--accent-2); text-decoration: none; }
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a:hover { text-decoration: underline; }
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::selection { background: var(--accent); color: #fff; }
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/* ---------- top nav ---------- */
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nav.top {
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position: sticky;
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top: 0;
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z-index: 100;
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height: var(--nav-h);
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background: rgba(10,14,20,.82);
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backdrop-filter: blur(12px);
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border-bottom: 1px solid var(--border);
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display: flex;
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align-items: center;
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padding: 0 28px;
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gap: 8px;
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}
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.brand {
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font-family: var(--mono);
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font-weight: 700;
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color: var(--text-bright);
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font-size: 1.05rem;
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letter-spacing: .02em;
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margin-right: auto;
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display: flex;
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align-items: center;
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gap: 8px;
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}
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.brand .kanji { color: var(--accent); }
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.brand:hover { text-decoration: none; }
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nav.top a.navlink {
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color: var(--text-dim);
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font-size: .92rem;
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font-weight: 500;
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padding: 6px 10px;
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border-radius: 6px;
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transition: color .15s, background .15s;
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}
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nav.top a.navlink:hover { color: var(--text-bright); background: var(--bg-3); text-decoration: none; }
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.menu-toggle { display: none; }
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/* ---------- hero ---------- */
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.hero {
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padding: 96px 28px 64px;
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text-align: center;
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animation: fadeUp .7s ease both;
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}
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.kicker {
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display: inline-flex;
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align-items: center;
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gap: 8px;
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font-family: var(--mono);
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color: var(--accent-2);
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border: 1px solid var(--border);
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background: var(--bg-2);
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padding: 4px 12px;
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border-radius: 999px;
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font-size: .8rem;
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letter-spacing: .08em;
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text-transform: uppercase;
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}
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.kicker .dot {
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width: 7px; height: 7px; border-radius: 50%;
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background: var(--accent-3);
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animation: pulse 2s infinite;
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}
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.hero h1 {
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font-size: clamp(2.6rem, 6vw, 4.6rem);
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font-weight: 800;
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line-height: 1.05;
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color: var(--text-bright);
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margin: 22px auto 18px;
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max-width: 900px;
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letter-spacing: -.02em;
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}
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.hero h1 .grad {
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background: var(--grad);
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-webkit-background-clip: text;
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background-clip: text;
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color: transparent;
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}
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.hero p.sub {
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max-width: 640px;
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margin: 0 auto 30px;
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color: var(--text-dim);
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font-size: 1.12rem;
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}
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.cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
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.btn {
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display: inline-flex;
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align-items: center;
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gap: 8px;
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font-family: var(--mono);
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font-weight: 500;
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padding: 12px 22px;
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border-radius: 10px;
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font-size: .95rem;
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transition: transform .15s, box-shadow .15s, background .15s;
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}
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.btn:hover { text-decoration: none; transform: translateY(-2px); }
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.btn-primary { background: var(--grad); color: #0a0e14; box-shadow: 0 4px 20px rgba(139,92,246,.4); }
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.btn-primary:hover { box-shadow: 0 8px 28px rgba(139,92,246,.55); }
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.btn-ghost { background: var(--bg-3); color: var(--text); border: 1px solid var(--border); }
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.btn-ghost:hover { background: var(--bg-2); }
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/* ---------- sections ---------- */
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section { padding: 56px 28px; }
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.wrap { max-width: 1080px; margin: 0 auto; }
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.section-title {
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font-family: var(--mono);
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text-transform: uppercase;
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letter-spacing: .12em;
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font-size: .82rem;
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color: var(--accent-2);
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margin-bottom: 10px;
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}
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h2.head { font-size: clamp(1.6rem, 3.5vw, 2.4rem); color: var(--text-bright); font-weight: 700; margin-bottom: 14px; letter-spacing: -.01em; }
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.lead { color: var(--text-dim); font-size: 1.05rem; max-width: 720px; margin-bottom: 30px; }
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.grid { display: grid; gap: 22px; }
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.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
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.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
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.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
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.card {
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background: var(--bg-3);
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border: 1px solid var(--border);
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border-radius: var(--radius);
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padding: 22px;
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transition: transform .2s, border-color .2s, box-shadow .2s;
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animation: fadeUp .6s ease both;
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}
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.card:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: var(--shadow); }
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.card.h { font-family: var(--mono); font-size: 1.05rem; color: var(--text-bright); margin-bottom: 8px; }
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.card p { color: var(--text-dim); font-size: .95rem; }
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.card .num {
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font-family: var(--mono);
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font-size: .75rem;
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color: var(--accent-2);
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border: 1px solid var(--border);
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padding: 2px 8px;
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border-radius: 6px;
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display: inline-block;
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margin-bottom: 10px;
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}
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/* ---------- terminal/snippet ---------- */
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.terminal {
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background: #05080d;
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border: 1px solid var(--border);
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border-radius: var(--radius);
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overflow: hidden;
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box-shadow: var(--shadow);
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text-align: left;
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margin: 0 auto;
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max-width: 640px;
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}
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.terminal .tbar {
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background: var(--bg-2);
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padding: 10px 14px;
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display: flex;
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gap: 6px;
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align-items: center;
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border-bottom: 1px solid var(--border);
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}
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.terminal .tbar span.dot { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
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.terminal .tbar .r { background: var(--danger); }
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.terminal .tbar .y { background: var(--warn); }
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.terminal .tbar .g { background: var(--accent-3); }
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.terminal .tbar .t { margin-left: 8px; font-family: var(--mono); font-size: .75rem; color: var(--text-dim); }
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.terminal pre {
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padding: 18px;
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overflow-x: auto;
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font-family: var(--mono);
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font-size: .85rem;
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line-height: 1.7;
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color: var(--text);
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}
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.terminal .c { color: var(--accent-2); }
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.terminal .k { color: var(--accent-3); }
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.terminal .p { color: var(--text-dim); }
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/* ---------- code blocks ---------- */
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pre, code, kbd {
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font-family: var(--mono);
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}
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.code-block {
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background: var(--code-bg);
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border: 1px solid var(--border);
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border-radius: 10px;
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padding: 18px;
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overflow-x: auto;
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margin: 18px 0;
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font-size: .85rem;
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line-height: 1.7;
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color: var(--text);
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}
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code:not(.code-block) {
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background: var(--bg-3);
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border: 1px solid var(--border);
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border-radius: 5px;
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padding: 2px 6px;
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font-size: .85em;
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color: var(--accent-2);
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}
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kbd {
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background: var(--bg-3);
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border: 1px solid var(--border);
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border-bottom-width: 2px;
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border-radius: 5px;
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padding: 1px 6px;
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font-size: .8em;
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}
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/* ---------- lists / prose ---------- */
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.prose { max-width: 760px; margin: 0 auto; }
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.prose h3 {
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color: var(--text-bright);
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font-size: 1.25rem;
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margin: 34px 0 10px;
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font-weight: 700;
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}
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.prose h4 { color: var(--accent-2); margin: 22px 0 8px; font-size: 1.05rem; }
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.prose p { margin: 12px 0; color: var(--text); }
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.prose ul, .prose ol { margin: 12px 0 12px 24px; }
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.prose li { margin: 6px 0; color: var(--text); }
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.prose li::marker { color: var(--accent); }
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.prose blockquote {
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border-left: 3px solid var(--accent);
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background: var(--bg-2);
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padding: 14px 18px;
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border-radius: 0 8px 8px 0;
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margin: 18px 0;
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color: var(--text-dim);
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}
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.prose blockquote strong { color: var(--text-bright); }
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.prose hr { border: none; border-top: 1px solid var(--border); margin: 30px 0; }
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table { border-collapse: collapse; width: 100%; margin: 18px 0; font-size: .92rem; }
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th, td { border: 1px solid var(--border); padding: 9px 12px; text-align: left; }
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th { background: var(--bg-2); color: var(--text-bright); font-family: var(--mono); font-size: .82rem; }
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tr:nth-child(even) td { background: rgba(255,255,255,.015); }
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/* tag chips */
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.tag {
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display: inline-block;
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font-family: var(--mono);
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font-size: .72rem;
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letter-spacing: .05em;
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text-transform: uppercase;
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padding: 2px 9px;
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border-radius: 999px;
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border: 1px solid var(--border);
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color: var(--accent-2);
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margin: 2px 4px 2px 0;
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}
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.tag.warn { color: var(--warn); border-color: rgba(245,158,11,.4); }
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.tag.danger { color: var(--danger); border-color: rgba(239,68,68,.4); }
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.tag.ok { color: var(--accent-3); border-color: rgba(52,211,153,.4); }
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/* pill callout */
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.callout {
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border: 1px solid var(--border);
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border-left: 3px solid var(--accent);
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background: var(--bg-2);
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border-radius: 8px;
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padding: 14px 18px;
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margin: 18px 0;
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}
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.callout.warn { border-left-color: var(--warn); }
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.callout.danger { border-left-color: var(--danger); }
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.callout.ok { border-left-color: var(--accent-3); }
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/* ---------- comparison tables / feature list ---------- */
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.features { list-style: none; margin: 0; }
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.features li { padding: 10px 0; border-bottom: 1px solid var(--border); display: flex; gap: 12px; }
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.features li::before { content: "◆"; color: var(--accent); }
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/* ---------- news ---------- */
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.post-list { max-width: 820px; margin: 0 auto; }
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.post-item {
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display: block;
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background: var(--bg-3);
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border: 1px solid var(--border);
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border-radius: var(--radius);
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padding: 20px 24px;
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margin-bottom: 16px;
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transition: transform .15s, border-color .15s;
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}
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.post-item:hover { transform: translateX(4px); border-color: var(--accent); text-decoration: none; }
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.post-item h3 { color: var(--text-bright); font-size: 1.2rem; margin-bottom: 6px; }
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.post-item .meta { font-family: var(--mono); font-size: .78rem; color: var(--text-dim); margin-bottom: 6px; }
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.post-item p { color: var(--text-dim); font-size: .95rem; }
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/* ---------- footer ---------- */
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footer {
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border-top: 1px solid var(--border);
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background: var(--bg-2);
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padding: 40px 28px 32px;
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margin-top: 40px;
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}
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footer .wrap { display: flex; gap: 40px; flex-wrap: wrap; justify-content: space-between; }
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footer h4 { color: var(--text-bright); font-family: var(--mono); font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 12px; }
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footer ul { list-style: none; }
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footer li { margin: 6px 0; }
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footer a { color: var(--text-dim); }
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footer a:hover { color: var(--text-bright); text-decoration: none; }
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footer .foot {
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margin-top: 30px;
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padding-top: 20px;
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border-top: 1px solid var(--border);
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font-family: var(--mono);
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font-size: .78rem;
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color: var(--text-dim);
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text-align: center;
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}
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footer .marks { font-family: var(--mono); color: var(--accent-2); }
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/* ---------- animation utilities ---------- */
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@keyframes fadeUp {
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from { opacity: 0; transform: translateY(18px); }
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to { opacity: 1; transform: translateY(0); }
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}
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@keyframes pulse {
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0%, 100% { opacity: 1; }
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50% { opacity: .35; }
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}
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.reveal { animation: fadeUp .7s ease both; }
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.d1 { animation-delay: .1s; }
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.d2 { animation-delay: .2s; }
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.d3 { animation-delay: .3s; }
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.d4 { animation-delay: .4s; }
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/* scrolling feature ticker on landing */
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.ticker {
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overflow: hidden;
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border-top: 1px solid var(--border);
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border-bottom: 1px solid var(--border);
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padding: 14px 0;
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background: var(--bg-2);
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white-space: nowrap;
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}
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.ticker-inner {
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display: inline-block;
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animation: ticker 30s linear infinite;
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font-family: var(--mono);
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color: var(--text-dim);
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}
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.ticker-inner span { margin: 0 28px; }
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.ticker-inner b { color: var(--accent-2); }
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@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }
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/* stat blocks */
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.stats { display: flex; gap: 28px; flex-wrap: wrap; justify-content: center; margin: 24px 0; }
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.stat { text-align: center; }
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.stat .big { font-family: var(--mono); font-size: 2.4rem; font-weight: 700; color: var(--text-bright); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
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.stat .lbl { color: var(--text-dim); font-size: .85rem; }
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/* page header (non-hero pages) */
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.pagehead { padding: 72px 28px 32px; text-align: center; }
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.pagehead h1 { color: var(--text-bright); font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; letter-spacing: -.02em; }
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.pagehead p { color: var(--text-dim); max-width: 640px; margin: 14px auto 0; }
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/* breadcrumb */
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.crumbs { font-family: var(--mono); font-size: .78rem; color: var(--text-dim); max-width: 760px; margin: 20px auto 0; }
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.crumbs a { color: var(--accent-2); }
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/* responsive */
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@media (max-width: 720px) {
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nav.top { padding: 0 14px; }
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nav.top a.navlink { display: none; }
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.menu-toggle { display: inline-flex; }
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.hero { padding: 64px 18px 40px; }
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section { padding: 40px 18px; }
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footer .wrap { gap: 24px; }
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} |