:root{--bg:#eef1f6;--card:#fff;--border:#e5e9f0;--text:#101a2c;--muted:#64748b;--accent:#2563eb;--accent-2:#1d4ed8;--accent-weak:#eaf1ff;--sidebar:#0a1a35;--sidebar-2:#0d2247;--sidebar-text:#c6d2e6;--sidebar-muted:#61789e;--ok:#159a6a;--danger:#dc2626;--shadow:0 1px 2px #101a2c0a, 0 4px 16px #101a2c0d}*{box-sizing:border-box}html,body{height:100%}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.muted{color:var(--muted)}.app{min-height:100vh;display:flex}.sidebar{background:linear-gradient(180deg, var(--sidebar), var(--sidebar-2));width:264px;color:var(--sidebar-text);flex-direction:column;flex-shrink:0;height:100vh;padding:26px 18px;display:flex;position:sticky;top:0}.brand{letter-spacing:-.02em;color:#fff;padding:0 10px 26px;font-size:26px;font-weight:750}.brand 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