:root{--bg:#f6f7fb;--surface:#fff;--text:#111827;--muted:#667085;--line:#e5e7eb;--dark:#0b1220;--accent:#2457ff;--accent2:#0ea5e9;--danger:#dc2626;--ok:#16a34a;--shadow:0 24px 60px rgba(15,23,42,.10);--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:18px 6vw;background:rgba(255,255,255,.88);backdrop-filter:blur(16px);border-bottom:1px solid 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