:root{--bg:#081019;--surface:#101b27;--surface2:#152334;--line:#26384b;--text:#f6f8fb;--muted:#9fb0c2;--green:#39e69d;--green2:#15b878;--blue:#5cb8ff;--red:#ff6b81;--amber:#ffc857;--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 80% 0,#10283c 0,transparent 30%),var(--bg);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif;line-height:1.55}.wrap{max-width:1180px;margin:auto;padding:0 22px}.site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08);background:rgba(8,16,25,.92);backdrop-filter:blur(14px)}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}.brand-logo{width:46px;height:46px;object-fit:contain;flex:0 0 auto}.brand-text{display:flex;flex-direction:column;line-height:1}.brand-text strong{font-size:15px;letter-spacing:.8px}.brand-text 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