:root{color-scheme:light;--background:#f5f7fb;--foreground:#132238;--muted:#637083;--line:#d9e1ec;--panel:#ffffff;--accent:#0f766e;--accent-soft:#dff5f1;--accent-strong:#075e59;--critical:#b42318;--warning:#b54708;--success:#067647}*{box-sizing:border-box}body{margin:0;background:var(--background);color:var(--foreground);font-family:Arial,Helvetica,sans-serif}a{color:inherit}.shell{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:100vh}.sidebar{background:#eaf3f4;border-right:1px solid var(--line);padding:24px 18px}.brand{font-size:20px;font-weight:700;margin-bottom:28px}.nav{display:grid;grid-gap:8px;gap:8px}.nav a{border-radius:6px;color:var(--muted);padding:10px 12px;text-decoration:none}.nav a:first-child,.nav a:hover{background:var(--accent-soft);color:var(--accent-strong)}.main{padding:28px}.topline{align-items:center;display:flex;gap:16px;justify-content:space-between;margin-bottom:24px}h1{font-size:28px;margin:0 0 6px}h2,h3{margin:0 0 12px}.muted{color:var(--muted);margin:0}.grid{display:grid;grid-gap:16px;gap:16px}.metrics{grid-template-columns:repeat(4,minmax(0,1fr))}.workbench{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:18px}.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px}.card h2,.card h3{align-items:center;display:flex;gap:8px}.metric-label{color:var(--muted);font-size:13px;margin:0 0 8px}.metric-value{font-size:26px;font-weight:700;margin:0}.list{display:grid;grid-gap:10px;gap:10px;margin:0;padding:0}.list li{align-items:center;border-top:1px solid var(--line);display:flex;gap:12px;justify-content:space-between;list-style:none;padding-top:10px}.table{border-collapse:collapse;width:100%}.table td,.table th{border-top:1px solid var(--line);padding:10px;text-align:left}.table th{color:var(--muted);font-size:12px;text-transform:uppercase}.badge{background:var(--accent-soft);border-radius:999px;color:var(--accent-strong);font-size:12px;font-weight:700;padding:4px 8px;white-space:nowrap}.badge.critical{background:#fee4e2;color:var(--critical)}.badge.medium{background:#fef0c7;color:var(--warning)}.badge.low,.badge.resolved{background:#dcfae6;color:var(--success)}.form-row{display:grid;grid-gap:10px;gap:10px;grid-template-columns:1fr 1fr auto}.button,.input,.textarea{border:1px solid var(--line);border-radius:6px;font:inherit;padding:10px 12px}.button{background:var(--accent);color:#ffffff;font-weight:700}.textarea{min-height:120px;resize:vertical;width:100%}@media (max-width:880px){.shell{grid-template-columns:1fr}.sidebar{border-bottom:1px solid var(--line);border-right:0}.form-row,.metrics,.workbench{grid-template-columns:1fr}}