:root{--primary:#2f6bff;--bg:#f0f2f5;--side:#1f2d3d;--side-active:#2f6bff}
*{box-sizing:border-box}
body{margin:0;font-family:"Microsoft YaHei",Segoe UI,sans-serif;background:var(--bg);color:#333}
a{color:var(--primary);text-decoration:none}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e3a8a,#2f6bff 55%,#60a5fa)}
.login-card{width:380px;background:#fff;border-radius:12px;padding:36px 32px;box-shadow:0 12px 40px rgba(0,0,0,.18)}
.login-card h1{margin:0 0 8px;font-size:22px}
.login-card p{margin:0 0 24px;color:#888;font-size:13px}
.login-card label{display:block;margin:12px 0 6px;font-size:13px}
.login-card input{width:100%;height:40px;border:1px solid #dcdfe6;border-radius:6px;padding:0 12px}
.login-card button{width:100%;height:42px;margin-top:20px;border:0;border-radius:6px;background:var(--primary);color:#fff;font-size:15px;cursor:pointer}
.layout{display:flex;min-height:100vh}
.sidebar{width:220px;background:var(--side);color:#cfd8e3;flex-shrink:0}
.sidebar .brand{padding:18px 16px;font-weight:700;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar a{display:block;padding:12px 18px;color:#cfd8e3}
.sidebar a:hover,.sidebar a.active{background:rgba(47,107,255,.25);color:#fff}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{height:50px;background:#fff;border-bottom:1px solid #e5e7eb;display:flex;align-items:center;justify-content:space-between;padding:0 20px}
.topbar-left{font-weight:600;color:#334155}
.content-tabs{background:#fff;border-bottom:1px solid #e5e7eb;padding:0 8px;min-height:38px;display:flex;align-items:flex-end}
.content-tabs .tab-scroll{display:flex;gap:2px;overflow-x:auto;width:100%;padding-top:6px}
.content-tabs .ctab{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;background:#f3f4f6;color:#64748b;border-radius:6px 6px 0 0;font-size:13px;white-space:nowrap;border:1px solid #e5e7eb;border-bottom:0;margin-bottom:-1px}
.content-tabs .ctab.active{background:#fff;color:#1e293b;font-weight:600;border-color:#e5e7eb;position:relative;z-index:1}
.content-tabs .ctab-close{display:inline-flex;width:16px;height:16px;align-items:center;justify-content:center;border-radius:50%;color:#94a3b8;font-style:normal;font-size:14px;line-height:1}
.content-tabs .ctab-close:hover{background:#e2e8f0;color:#334155}
.content{padding:16px 20px}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.kpi-card{background:#fff;border-radius:8px;padding:16px 18px;box-shadow:0 1px 3px rgba(0,0,0,.04);border:1px solid #eef0f3}
.kpi-num{font-size:28px;font-weight:700;color:#1e293b;line-height:1.2}
.kpi-label{margin-top:6px;color:#64748b;font-size:13px}
.pager a{display:inline-block;min-width:28px;height:28px;line-height:28px;text-align:center;margin-right:4px;border:1px solid #e5e7eb;border-radius:4px;color:#475569;background:#fff;padding:0 6px}
.pager a.active{background:var(--primary);border-color:var(--primary);color:#fff}
@media (max-width:1100px){.kpi-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.kpi-grid{grid-template-columns:1fr}}
.panel{background:#fff;border-radius:8px;padding:16px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;align-items:center}
.toolbar input,.toolbar select{height:34px;border:1px solid #dcdfe6;border-radius:4px;padding:0 10px}
.btn{display:inline-block;height:34px;line-height:34px;padding:0 14px;border-radius:4px;border:1px solid #dcdfe6;background:#fff;cursor:pointer;font-size:13px}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-danger{background:#ef4444;border-color:#ef4444;color:#fff}
.btn-success{background:#16a34a;border-color:#16a34a;color:#fff}
.btn-warning{background:#f59e0b;border-color:#f59e0b;color:#fff}
table.data{width:100%;border-collapse:collapse;font-size:13px}
table.data th,table.data td{border-bottom:1px solid #eef0f3;padding:10px 8px;text-align:left;vertical-align:top}
table.data th{background:#fafafa;font-weight:600}
.tabs a{display:inline-block;padding:6px 12px;margin-right:4px;border-radius:4px;color:#666;background:#f3f4f6}
.tabs a.active{background:var(--primary);color:#fff}
.tag{display:inline-block;padding:2px 8px;border-radius:10px;font-size:12px;background:#eef2ff;color:#3730a3}
.tag-ok{background:#dcfce7;color:#166534}
.tag-warn{background:#fef3c7;color:#92400e}
.tag-bad{background:#fee2e2;color:#991b1b}
.form-grid{display:grid;grid-template-columns:140px 1fr;gap:12px;max-width:720px}
.form-grid label{line-height:36px;color:#666}
.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid #dcdfe6;border-radius:4px;padding:8px 10px}
.charts{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.chart-box{height:300px;border:1px solid #eef0f3;border-radius:8px;padding:8px}
.muted{color:#888;font-size:12px}
@media (max-width:900px){.charts{grid-template-columns:1fr}.sidebar{width:180px}}