:root{--bg: #f6f7f9;--surface: #ffffff;--border: #e4e7ec;--border-strong: #d0d5dd;--text: #111927;--muted: #667085;--muted-2: #98a2b3;--accent: #0f766e;--accent-soft: #ecfdf9;--benign: #15803d;--benign-soft: #f0fdf4;--malign: #b42318;--malign-soft: #fef3f2;--shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);--radius: 12px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}.nav{background:var(--surface);border-bottom:1px solid var(--border)}.nav-inner{max-width:1080px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px}.brand .mark{width:34px;height:34px;border-radius:9px;background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:700;font-size:17px}.brand 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