:root{--bg:#07111f;--card:#0d1b2d;--ink:#f6f8fc;--muted:#9badc5;--blue:#4e8cff;--cyan:#52e3ff;--line:#20334d;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}header{height:72px;display:flex;align-items:center;gap:32px;padding:0 max(5vw,20px);position:sticky;top:0;z-index:20;background:#07111fe8;backdrop-filter:blur(18px);border-bottom:1px solid #ffffff0d}.brand{display:flex;align-items:center;gap:11px;font-weight:750;white-space:nowrap}.brand b{color:var(--cyan)}.logo{width:39px;height:39px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(145deg,var(--cyan),var(--blue));box-shadow:0 10px 30px #3b82f655;color:#04101d;font-weight:950;transform:rotate(-4deg)}nav{display:flex;gap:25px;margin:auto;font-size:14px;color:#cbd6e5}nav 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