:root{--bg:#090b10;--panel:#11141b;--panel2:#171b24;--line:#282d39;--text:#f3f4f7;--muted:#8a91a1;--red:#f23f4b;--red2:#ff6871;--cyan:#45d7e8}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 48% -20%,#252936 0,#0b0d12 38%,#080a0e 100%);color:var(--text);font:14px/1.4 Inter,"Segoe UI","Microsoft YaHei",sans-serif;min-height:100vh}.topbar{height:72px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px;background:#0b0d12cc;backdrop-filter:blur(18px);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:19px;letter-spacing:.08em}.brandmark{width:34px;height:34px;border-radius:9px;background:linear-gradient(145deg,var(--red2),#bd1725);display:grid;place-items:center;box-shadow:0 0 28px #f23f4b55}.brand small{font-size:10px;color:#6f7584;margin-left:2px;letter-spacing:.2em}.connection{display:flex;align-items:center;gap:10px;color:#aeb3bf}.connection 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