:root{--bg: #f6f8fb;--card: #ffffff;--border: #e3e8ef;--text: #0f172a;--muted: #64748b;--primary: #1d4ed8;--green: #16a34a;--amber: #d97706;--red: #dc2626}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--primary);text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--card);border-right:1px solid var(--border);padding:20px 12px;display:flex;flex-direction:column;gap:4px}.sidebar h1{font-size:16px;padding:0 12px 12px}.sidebar a{padding:10px 12px;border-radius:8px;color:var(--text);font-size:14px}.sidebar a.active{background:#eef2ff;color:var(--primary);font-weight:600}.sidebar .spacer{flex:1}.content{flex:1;padding:24px 32px;overflow:auto}.content h2{margin-top:0}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase}tr:last-child td{border-bottom:none}.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px}.dot.green{background:var(--green)}.dot.amber{background:var(--amber)}.dot.red{background:var(--red)}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600}.badge.green{background:#dcfce7;color:var(--green)}.badge.amber{background:#fef3c7;color:var(--amber)}.badge.red{background:#fee2e2;color:var(--red)}.badge.grey{background:#e2e8f0;color:var(--muted)}button{background:var(--primary);color:#fff;border:none;padding:9px 16px;border-radius:8px;font-size:14px;cursor:pointer}button.secondary{background:#fff;color:var(--text);border:1px solid var(--border)}button:disabled{opacity:.5;cursor:default}input,select{padding:9px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;width:100%}label{display:block;font-size:13px;color:var(--muted);margin:12px 0 4px}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-card{width:360px}.row{display:flex;gap:16px;flex-wrap:wrap}.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}.stat{font-size:28px;font-weight:700}.muted{color:var(--muted);font-size:13px}.error{color:var(--red);font-size:14px;margin:8px 0}.progress{height:6px;border-radius:4px;background:var(--border);overflow:hidden}.progress>div{height:100%}