* { margin:0; padding:0; box-sizing:border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; background:#f1f5f9; color:#334155; }
.app { display:flex; min-height:100vh; }
.sidebar { width:220px; background:linear-gradient(180deg,#0f172a,#1e3a8a); color:#fff; display:flex; flex-direction:column; position:fixed; left:0; top:0; bottom:0; z-index:10; }
.brand { padding:20px 18px; font-size:18px; font-weight:700; display:flex; align-items:center; gap:10px; border-bottom:1px solid rgba(255,255,255,.1); }
.brand-icon { width:32px; height:32px; background:linear-gradient(135deg,#6366f1,#8b5cf6); border-radius:8px; display:flex; align-items:center; justify-content:center; font-size:18px; }
.nav { flex:1; padding:12px 0; }
.nav a { display:flex; align-items:center; gap:12px; padding:13px 20px; color:#cbd5e1; text-decoration:none; font-size:14px; transition:.2s; }
.nav a:hover, .nav a.active { background:rgba(255,255,255,.1); color:#fff; border-left:3px solid #60a5fa; }
.nav a .icon { width:20px; text-align:center; }
.side-foot { padding:14px 18px; font-size:12px; color:#94a3b8; border-top:1px solid rgba(255,255,255,.1); }
.main { flex:1; margin-left:220px; min-height:100vh; display:flex; flex-direction:column; }
.topbar { height:64px; background:#fff; border-bottom:1px solid #e2e8f0; display:flex; align-items:center; justify-content:space-between; padding:0 24px; position:sticky; top:0; z-index:5; }
.topbar-left { display:flex; align-items:center; gap:16px; }
.menu-btn { background:none; border:none; font-size:22px; color:#64748b; cursor:pointer; }
.search-box { position:relative; }
.search-box input { width:320px; height:38px; border:1px solid #e2e8f0; border-radius:20px; padding:0 34px 0 14px; font-size:14px; outline:none; background:#f8fafc; }
.search-box::after { content:"🔍"; position:absolute; right:12px; top:50%; transform:translateY(-50%); font-size:13px; opacity:.6; }
.topbar-right { display:flex; align-items:center; gap:18px; }
.bell { position:relative; font-size:20px; color:#64748b; cursor:pointer; }
.bell .dot { position:absolute; top:-2px; right:-2px; width:8px; height:8px; background:#ef4444; border-radius:50%; border:2px solid #fff; }
.user { display:flex; align-items:center; gap:8px; font-size:14px; color:#334155; cursor:pointer; }
.user-avatar { width:32px; height:32px; background:linear-gradient(135deg,#3b82f6,#60a5fa); border-radius:50%; display:flex; align-items:center; justify-content:center; color:#fff; font-weight:600; }
.content { padding:20px 24px; flex:1; }
.tabs { display:flex; gap:8px; margin-bottom:20px; }
.tab { padding:8px 20px; border-radius:20px; font-size:14px; color:#64748b; cursor:pointer; border:1px solid transparent; }
.tab.active { background:#eff6ff; color:#2563eb; border-color:#bfdbfe; font-weight:500; }
.cards { display:grid; grid-template-columns:repeat(6,1fr); gap:16px; margin-bottom:20px; }
.card { background:#fff; border-radius:12px; padding:18px; box-shadow:0 1px 3px rgba(0,0,0,.06); display:flex; justify-content:space-between; align-items:flex-start; }
.card-label { font-size:13px; color:#64748b; margin-bottom:6px; }
.card-value { font-size:24px; font-weight:700; color:#1e293b; }
.card-icon { width:44px; height:44px; border-radius:10px; display:flex; align-items:center; justify-content:center; font-size:22px; }
.card-icon.blue { background:#eff6ff; color:#2563eb; }
.card-icon.green { background:#f0fdf4; color:#16a34a; }
.card-icon.orange { background:#fff7ed; color:#f97316; }
.card-icon.red { background:#fef2f2; color:#ef4444; }
.card-icon.cyan { background:#ecfeff; color:#06b6d4; }
.card-icon.purple { background:#faf5ff; color:#a855f7; }
.panels { display:grid; grid-template-columns:1fr 1.6fr; gap:16px; }
.panel { background:#fff; border-radius:12px; padding:20px; box-shadow:0 1px 3px rgba(0,0,0,.06); }
.panel-title { font-size:16px; font-weight:700; color:#1e293b; margin-bottom:16px; }
.chart-wrap { display:flex; align-items:center; gap:30px; }
.donut { width:180px; height:180px; transform:rotate(-90deg); }
.donut circle { fill:none; stroke-width:26; }
.legend { display:flex; flex-direction:column; gap:14px; }
.legend-item { display:flex; align-items:center; gap:10px; font-size:14px; }
.legend-dot { width:10px; height:10px; border-radius:50%; }
.legend-num { font-weight:700; font-size:16px; margin-left:auto; }
.table { width:100%; border-collapse:collapse; font-size:13px; }
.table th { text-align:left; padding:12px 10px; color:#64748b; font-weight:500; border-bottom:1px solid #e2e8f0; background:#f8fafc; }
.table td { padding:12px 10px; border-bottom:1px solid #f1f5f9; color:#334155; }
.table tr:hover { background:#f8fafc; }
.badge { display:inline-block; padding:3px 10px; border-radius:12px; font-size:12px; color:#fff; font-weight:500; }
.pagination { display:flex; justify-content:flex-end; gap:6px; margin-top:14px; }
.pagination span { min-width:28px; height:28px; display:flex; align-items:center; justify-content:center; border-radius:6px; font-size:13px; color:#64748b; border:1px solid #e2e8f0; }
.pagination span.active { background:#2563eb; color:#fff; border-color:#2563eb; }

.page-title { font-size:20px; font-weight:700; color:#1e293b; margin-bottom:16px; }
.toolbar { display:flex; justify-content:space-between; align-items:center; margin-bottom:16px; }
.btn { display:inline-flex; align-items:center; gap:6px; padding:9px 18px; border-radius:8px; font-size:14px; border:none; cursor:pointer; font-weight:500; }
.btn-primary { background:#2563eb; color:#fff; }
.btn-secondary { background:#fff; color:#475569; border:1px solid #e2e8f0; }
.filters { display:flex; gap:10px; }
.filters select, .filters input { height:38px; border:1px solid #e2e8f0; border-radius:8px; padding:0 12px; font-size:13px; outline:none; background:#fff; }
.status-dot { width:8px; height:8px; border-radius:50%; display:inline-block; margin-right:6px; }

.form-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:20px; background:#fff; padding:24px; border-radius:12px; box-shadow:0 1px 3px rgba(0,0,0,.06); }
.form-item { display:flex; flex-direction:column; gap:6px; }
.form-item.full { grid-column:1 / -1; }
.form-item label { font-size:13px; color:#475569; font-weight:500; }
.form-item input, .form-item select, .form-item textarea { padding:10px 12px; border:1px solid #e2e8f0; border-radius:8px; font-size:14px; outline:none; background:#f8fafc; }
.form-item textarea { min-height:120px; resize:vertical; }
.form-actions { display:flex; justify-content:flex-end; gap:12px; margin-top:20px; }