:root{--bg:#071018;--bg-card:#0c1520;--bg-input:#0a121c;--border:rgba(255,255,255,.08);--text:#eef4ff;--text-muted:#8b9cb3;--accent:#22d3a5;--accent-2:#0891b2;--accent-dim:rgba(34,211,165,.12);--warn:#fbbf24;--danger:#f87171;--radius:12px;--font:"Inter",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.55;min-height:100vh}a{color:var(--accent);text-decoration:none}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid 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