:root{--bg:#f6f7fb;--card:#fff;--card2:#f1f3f9;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--accent:#6366f1;--accent2:#ec4899;--ok:#10b981;--bad:#ef4444;--warn:#f59e0b;--shadow:0 10px 30px -12px rgba(15,23,42,.18);--r:16px}[data-theme=dark]{--bg:#0a0d1a;--card:#121730;--card2:#0e1226;--text:#e8ecf8;--muted:#8d97b5;--line:#232a4a;--accent:#818cf8;--accent2:#f472b6;--shadow:0 10px 30px -12px rgba(0,0,0,.6)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}h1,h2,h3{line-height:1.2;margin:0 0 .5em;letter-spacing:-.02em}h1{font-size:clamp(2rem,4vw,3rem)}h2{font-size:clamp(1.4rem,2.5vw,1.9rem)}h3{font-size:1.15rem}p{margin:.4em 0}mark{background:#f59e0b59;color:inherit;border-radius:3px;padding:0 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