:root{--bg:#0a1414;--bg2:#0f1d1c;--text:#e8f5f3;--muted:#7e9a97;--line:rgba(0,225,179,.18);--accent:#00e1b3;--accent2:#7b61ff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:'PingFang SC',-apple-system,'Segoe UI',sans-serif;line-height:1.65;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}code{font-family:'SF Mono','Courier New',monospace;font-size:13px;background:rgba(0,225,179,.08);padding:2px 8px;border-radius:4px;color:var(--accent);border:1px solid var(--line)}pre code{background:transparent;border:0;padding:0;color:inherit;display:block}.topnav{position:sticky;top:0;z-index:50;display:flex;justify-content:space-between;align-items:center;padding:18px 6vw;background:rgba(10,20,20,.85);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.topnav .brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;letter-spacing:1px;color:var(--text)}.topnav .brand img{width:34px;height:34px;object-fit:cover;border-radius:8px}.topnav ul{display:flex;gap:24px;list-style:none;margin:0;padding:0;font-size:13px;letter-spacing:1px;text-transform:uppercase}.topnav ul a{color:var(--muted);transition:color .2s}.topnav ul a:hover,.topnav ul a.active{color:var(--accent)}.topnav .cta{background:linear-gradient(135deg,var(--accent),var(--accent2));color:var(--bg);padding:11px 20px;font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;border-radius:30px;transition:transform .2s,box-shadow .2s}.topnav .cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,225,179,.35)}.hero{position:relative;overflow:hidden;padding:140px 6vw 90px;min-height:720px;display:flex;align-items:center}.hero .wave{position:absolute;bottom:0;left:0;right:0;z-index:0}.hero .wave 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