:root { --primary:#1677ff; --bg:#f5f6f8; --line:#e5e7eb; --text:#1f2329; --sub:#6b7280; --danger:#e5484d; }
* { box-sizing:border-box; margin:0; padding:0; }
body { font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif; color:var(--text); background:var(--bg); font-size:14px; }
a { color:var(--primary); text-decoration:none; cursor:pointer; }

.layout { display:flex; min-height:100vh; }
.sidebar { width:200px; background:#fff; border-right:1px solid var(--line); padding:12px 0; flex-shrink:0; }
.logo { font-weight:600; font-size:15px; padding:10px 20px 14px; border-bottom:1px solid var(--line); margin-bottom:8px; }
.menu-item { padding:10px 20px; color:var(--sub); cursor:pointer; display:flex; align-items:center; gap:8px; }
.menu-item:hover { background:#f3f6ff; color:var(--primary); }
.menu-item.active { background:#e8f1ff; color:var(--primary); font-weight:500; border-right:3px solid var(--primary); }
.role-badge { margin:12px 20px 0; padding:6px 10px; background:#f6ffed; color:#389e0d; border-radius:6px; font-size:12px; text-align:center; }

.main { flex:1; padding:20px 24px; overflow-x:auto; }
.page-title { font-size:18px; font-weight:600; margin-bottom:16px; display:flex; justify-content:space-between; align-items:center; }

.card { background:#fff; border-radius:8px; padding:16px; margin-bottom:16px; border:1px solid var(--line); }
.card h3 { font-size:14px; margin-bottom:12px; color:var(--text); }

table { width:100%; border-collapse:collapse; background:#fff; }
th, td { padding:9px 10px; border-bottom:1px solid var(--line); text-align:left; white-space:nowrap; }
th { background:#fafbfc; font-weight:500; color:var(--sub); font-size:13px; }
td.num, th.num { text-align:right; font-variant-numeric:tabular-nums; }

.btn { border:1px solid var(--line); background:#fff; border-radius:6px; padding:6px 14px; cursor:pointer; font-size:13px; }
.btn:hover { border-color:var(--primary); color:var(--primary); }
.btn.primary { background:var(--primary); border-color:var(--primary); color:#fff; }
.btn.danger { color:var(--danger); }
.btn.danger:hover { border-color:var(--danger); }
.btn.sm { padding:3px 10px; font-size:12px; }
.btn:disabled { opacity:.5; cursor:not-allowed; }

.modal-mask { position:fixed; inset:0; background:rgba(0,0,0,.4); display:flex; align-items:flex-start; justify-content:center; z-index:100; padding:40px 16px; overflow:auto; }
.modal { background:#fff; border-radius:10px; width:560px; max-width:100%; padding:20px 24px; }
.modal h3 { margin-bottom:16px; font-size:16px; }
.form-row { display:flex; gap:16px; flex-wrap:wrap; }
.form-item { flex:1; min-width:200px; margin-bottom:14px; }
.form-item label { display:block; margin-bottom:5px; color:var(--sub); font-size:13px; }
.form-item input, .form-item select, .form-item textarea { width:100%; border:1px solid var(--line); border-radius:6px; padding:7px 10px; font-size:14px; }
.form-item input:disabled, .form-item select:disabled { background:#f3f4f6; color:var(--sub); }
.form-item .hint { font-size:12px; color:var(--sub); margin-top:3px; }
.check-line { display:flex; align-items:center; gap:8px; margin:4px 0 12px; color:var(--text); }
.modal-actions { display:flex; justify-content:flex-end; gap:10px; margin-top:8px; }

.stat-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:14px; margin-bottom:16px; }
.stat { background:#fff; border:1px solid var(--line); border-radius:8px; padding:14px 16px; }
.stat .label { color:var(--sub); font-size:13px; margin-bottom:6px; }
.stat .value { font-size:22px; font-weight:600; font-variant-numeric:tabular-nums; }
.stat.warn .value { color:var(--danger); }

.kv { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:8px 24px; }
.kv div { padding:6px 0; border-bottom:1px dashed var(--line); }
.kv b { color:var(--sub); font-weight:400; margin-right:8px; font-size:13px; }
.tag { display:inline-block; padding:1px 8px; border-radius:10px; font-size:12px; background:#f0f5ff; color:var(--primary); }
.tag.green { background:#f6ffed; color:#389e0d; }
.tag.red { background:#fff1f0; color:var(--danger); }

.empty { text-align:center; color:var(--sub); padding:40px 0; }
.error-banner { background:#fff1f0; color:var(--danger); padding:10px 14px; border-radius:6px; margin-bottom:12px; }
.loading { text-align:center; color:var(--sub); padding:60px 0; }
.login-wrap { display:flex; align-items:center; justify-content:center; min-height:100vh; }
.login-box { background:#fff; padding:32px; border-radius:10px; border:1px solid var(--line); width:360px; }
@media (max-width:768px) {
  .layout { flex-direction:column; }
  .sidebar { width:100%; display:flex; overflow-x:auto; padding:0; }
  .logo, .role-badge { display:none; }
  .menu-item { padding:10px 14px; white-space:nowrap; border-right:none; }
  .menu-item.active { border-right:none; border-bottom:3px solid var(--primary); }
  .main { padding:14px; }
}