:root{--brand: #2563eb;--brand-dark: #1d4ed8;--bg: #f6f7f9;--card: #ffffff;--text: #1f2328;--sub: #6b7280;--line: #e5e7eb;--ok: #16a34a;--warn: #d97706;--err: #dc2626}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,Segoe UI,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px}#app{min-height:100vh}.layout{display:flex;min-height:100vh}.side{width:200px;background:#111827;color:#d1d5db;padding:18px 0;flex-shrink:0}.side .logo{padding:0 20px 18px;font-size:16px;color:#fff;font-weight:500}.side .logo span{color:#60a5fa}.side a{display:block;padding:10px 20px;color:#d1d5db;text-decoration:none;cursor:pointer;border-left:3px solid transparent}.side a:hover{background:#1f2937;color:#fff}.side a.active{background:#1f2937;color:#fff;border-left-color:var(--brand)}.main{flex:1;padding:22px 26px;overflow-x:auto}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:16px}.card h2{margin:0 0 14px;font-size:15px;font-weight:500}.card h3{margin:0 0 10px;font-size:14px;font-weight:500}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);font-size:13px}th{color:var(--sub);font-weight:500;background:#fafafa}tr:last-child td{border-bottom:none}.mono{font-family:ui-monospace,Consolas,monospace;font-size:12px}input,select,textarea{padding:7px 10px;border:1px solid var(--line);border-radius:6px;font-size:13px;outline:none;font-family:inherit;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{border-color:var(--brand)}button{padding:7px 14px;border:1px solid var(--line);background:#fff;border-radius:6px;cursor:pointer;font-size:13px;font-family:inherit;color:var(--text)}button:hover{border-color:var(--brand);color:var(--brand)}button.primary{background:var(--brand);color:#fff;border-color:var(--brand)}button.primary:hover{background:var(--brand-dark);color:#fff}button.danger{color:var(--err);border-color:#fecaca}button.danger:hover{background:#fef2f2;border-color:var(--err)}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.field{display:flex;flex-direction:column;gap:4px;margin-bottom:10px}.field label{font-size:12px;color:var(--sub)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}.tag{display:inline-block;padding:1px 8px;border-radius:10px;font-size:12px}.tag.ok{background:#dcfce7;color:var(--ok)}.tag.err{background:#fee2e2;color:var(--err)}.tag.warn{background:#fef3c7;color:var(--warn)}.tag.gray{background:#f3f4f6;color:var(--sub)}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}.stat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px}.stat .n{font-size:24px;font-weight:500}.stat .l{font-size:12px;color:var(--sub);margin-top:2px}.bars{display:flex;align-items:flex-end;gap:8px;height:120px;padding-top:8px}.bar{flex:1;background:#dbeafe;border-radius:4px 4px 0 0;position:relative;min-height:2px}.bar span{position:absolute;bottom:-20px;left:0;right:0;text-align:center;font-size:11px;color:var(--sub)}.hint{color:var(--sub);font-size:12px}.err-text{color:var(--err);font-size:13px;min-height:18px}.hidden{display:none!important}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-box{width:340px}.empty{color:var(--sub);padding:24px;text-align:center;font-size:13px}