:root{
  --sidebar:#0f1d32;
  --sidebar-2:#142742;
  --primary:#1769e8;
  --primary-dark:#0f56c9;
  --bg:#f3f6fa;
  --surface:#ffffff;
  --text:#172033;
  --muted:#69758a;
  --line:#dfe5ee;
  --success:#16a34a;
  --danger:#ef3340;
  --warning:#f59e0b;
  --purple:#7e22ce;
  --cyan:#06a9bd;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;font-size:14px}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.app-header{
  position:fixed;z-index:1100;top:0;left:0;right:0;height:82px;
  display:flex;align-items:center;gap:25px;padding:0 24px 0 28px;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(20,36,60,.04)
}
.header-brand{display:flex;align-items:center;gap:14px;min-width:520px}
.header-brand img{width:92px;height:74px;object-fit:contain}
.header-brand strong{font-size:27px;color:#145dc7;white-space:nowrap}
.header-search{margin-left:auto;width:min(390px,30vw);display:flex;border:1px solid #d9e1ec;border-radius:9px;overflow:hidden;background:#fff}
.header-search input{border:0;outline:0;padding:12px 14px;width:100%}
.header-search button{border:0;background:#fff;padding:0 15px;font-size:22px;color:#52627a}
.header-actions{display:flex;align-items:center;gap:15px;white-space:nowrap}
.header-icon{border:0;background:transparent;font-size:20px;color:#34445f}
.user-chip{font-weight:700}
.mobile-menu-button{display:none;border:0;background:transparent;font-size:24px}
.sidebar{
  position:fixed;z-index:1050;top:82px;left:0;bottom:0;width:200px;
  display:flex;flex-direction:column;overflow-y:auto;
  padding:18px 14px;background:linear-gradient(180deg,var(--sidebar),#10233d);color:#dbe6f4
}
.nav-item{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:7px;margin-bottom:4px;color:#e7edf6}
.nav-item span{width:20px;text-align:center}
.nav-item:hover,.nav-item.active{background:linear-gradient(90deg,#1672ef,#225ed1);color:#fff}
.nav-item.disabled{opacity:.55}
.nav-group-title{margin:17px 8px 8px;font-weight:800;color:#fff}
.quick-actions{margin-top:8px}
.quick{display:block;margin:8px 6px;padding:10px 12px;border-radius:5px;text-align:center;color:#fff;font-weight:800}
.quick.blue{background:#2471e6}.quick.green{background:#19a85b}.quick.purple{background:#7a2cc0}.quick.orange{background:#ff7a1a}.quick.red{background:#ef3340}
.sidebar-footer{margin-top:auto;padding:20px 6px 4px;color:#b9c5d5;font-size:11px;line-height:1.7}
.app-main{margin-left:200px;padding:100px 16px 28px;min-height:100vh}
.dashboard-toolbar{display:flex;justify-content:flex-end;margin-bottom:10px}
.period-tools{display:flex;align-items:center;gap:8px}
.date-display,.period-button{border:1px solid var(--line);background:#fff;border-radius:6px;padding:9px 13px;color:#536078}
.period-button.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:16px}
.kpi-card{min-height:110px;display:flex;align-items:flex-start;gap:16px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 2px 8px rgba(24,39,75,.04)}
.kpi-icon{width:54px;height:54px;flex:0 0 54px;display:grid;place-items:center;border-radius:10px;color:#fff;font-size:24px;font-weight:900}
.kpi-icon.blue,.kpi-icon.royal{background:linear-gradient(135deg,#3c8cff,#1769e8)}
.kpi-icon.green{background:linear-gradient(135deg,#3dcc78,#13a751)}
.kpi-icon.purple{background:linear-gradient(135deg,#9b47e5,#6e21b7)}
.kpi-icon.orange{background:linear-gradient(135deg,#ff9b35,#ff7014)}
.kpi-icon.cyan{background:linear-gradient(135deg,#3bc4d5,#069db0)}
.kpi-icon.red{background:linear-gradient(135deg,#ff5965,#ef2937)}
.kpi-icon.yellow{background:linear-gradient(135deg,#ffc52f,#f0aa00)}
.kpi-card span{display:block;color:#647188;margin-bottom:8px}
.kpi-card strong{display:block;font-size:22px;line-height:1.2;white-space:nowrap}
.kpi-card strong small{font-size:13px}
.kpi-card em{display:block;margin-top:12px;color:#738198;font-size:12px;font-style:normal}
.data-panel,.panel{background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 2px 8px rgba(24,39,75,.04);margin-bottom:16px}
.panel-header{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px;border-bottom:1px solid var(--line)}
.panel-header h2{margin:0;font-size:18px}
.table-tools{display:flex;align-items:center;gap:10px}
.table-tools select,.table-search{height:38px;border:1px solid var(--line);border-radius:6px;background:#fff}
.table-tools select{padding:0 12px}
.table-search{display:flex;overflow:hidden;width:330px}
.table-search input{border:0;outline:0;width:100%;padding:0 12px}
.table-search button{border:0;background:var(--primary);color:#fff;width:45px;font-size:20px}
.export-button,.new-project-button{display:inline-flex;align-items:center;justify-content:center;height:38px;padding:0 14px;border-radius:6px;color:#fff;font-weight:800;white-space:nowrap}
.export-button{background:#125bc5}.new-project-button{background:var(--primary)}
.modern-table-wrap{overflow:auto}
.modern-table{width:100%;min-width:1540px;border-collapse:collapse}
.modern-table th{padding:12px 10px;background:#f8fafc;border-bottom:1px solid var(--line);font-size:11px;color:#5e6c82;text-align:left;white-space:nowrap}
.modern-table td{padding:12px 10px;border-bottom:1px solid #e9edf3;font-size:12px;white-space:nowrap}
.modern-table tbody tr:hover{background:#f8fbff}
.project-name{font-weight:800;color:#1769e8}
.positive{color:#079234;font-weight:700}.negative{color:#ef3340;font-weight:700}
.compact-progress{display:flex;align-items:center;gap:7px}
.compact-progress>div{width:48px;height:7px;background:#e3e8ef;border-radius:999px;overflow:hidden}
.compact-progress span{display:block;height:100%;background:#2376e7;border-radius:999px}
.compact-progress small{font-size:11px;color:#65748a}
.status-pill{display:inline-block;padding:4px 8px;border-radius:5px;font-size:11px;font-weight:800}
.status-on-progress,.status-confirmed{background:#deebff;color:#1769e8}
.status-completed{background:#d9f7e4;color:#16843d}
.status-on-hold{background:#fff1cc;color:#a66b00}
.status-cancelled{background:#e8eaee;color:#596170}
.view-button{display:grid;place-items:center;width:28px;height:28px;border-radius:5px;background:#2477e9;color:#fff;font-weight:900}
.panel-footer{padding:12px 15px;color:#6b788d;font-size:12px}
.empty-state{text-align:center;padding:55px 20px}
.empty-state p{color:var(--muted)}
.bottom-info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.bottom-info-grid article{display:flex;align-items:flex-start;gap:12px;padding:16px;background:#fff;border:1px solid var(--line);border-radius:9px}
.bottom-info-grid article div{flex:1}.bottom-info-grid p{margin:7px 0 0;color:#6f7c90;font-size:12px}.bottom-info-grid b{color:#1a9b4b}
.info-dot{width:22px;height:22px;display:grid;place-items:center;border-radius:50%;color:#fff;font-size:12px}
.green-dot{background:#19ae60}.red-dot{background:#ef3340}.orange-dot{background:#ff7b18}.blue-dot{background:#2878e7}
.flash{padding:12px 15px;background:#dcfce7;color:#166534;border-radius:8px;margin-bottom:14px}
.offline-banner{position:fixed;z-index:9999;left:50%;bottom:18px;transform:translateX(-50%);padding:11px 16px;background:#7c2d12;color:#fff;border-radius:8px}
.sidebar-overlay{display:none}

/* Existing form/detail pages */
.page-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.page-head h1{margin:0 0 6px}.page-head p{margin:0;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;border:0;border-radius:6px;padding:10px 14px;font-weight:800}
.btn.secondary{background:#44536a}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-bottom:16px}
.card{padding:16px;background:#fff;border:1px solid var(--line);border-radius:9px}
.card span{display:block;color:var(--muted);margin-bottom:7px}.card strong{font-size:20px}
.panel{padding:18px}.panel h2{margin-top:0}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:11px;border-bottom:1px solid var(--line);text-align:left}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.form-grid label,.stack{display:flex;flex-direction:column;gap:7px}
.full{grid-column:1/-1}
input,select,textarea{width:100%;padding:10px 11px;border:1px solid #cfd8e5;border-radius:6px;background:#fff}
.actions{display:flex!important;flex-direction:row!important;justify-content:flex-end;gap:9px}
.tabs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.detail-grid span{display:block;color:var(--muted);margin-bottom:5px}
.progress{height:8px;background:#e2e8f0;border-radius:999px;overflow:hidden}.progress div{height:100%;background:#2563eb}.progress.big{height:13px;margin-top:10px}
.inline-form{display:grid;grid-template-columns:1.5fr .7fr .6fr 1fr .7fr 1fr 1.5fr auto;gap:9px;margin-bottom:18px}
.row-actions{display:flex;align-items:center;gap:9px}.row-actions form{margin:0}.link-danger{border:0;background:none;color:#dc2626}
.check{display:flex!important;flex-direction:row!important;align-items:center}.check input{width:auto}

@media(max-width:1200px){
  .header-brand{min-width:390px}.header-brand strong{font-size:22px}
  .kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .bottom-info-grid{grid-template-columns:repeat(2,1fr)}
  .panel-header{align-items:flex-start;flex-direction:column}
  .table-tools{width:100%;flex-wrap:wrap}.table-search{flex:1;min-width:250px}
  .inline-form{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .app-header{height:68px;padding:0 12px;gap:10px}
  .mobile-menu-button{display:block}
  .header-brand{min-width:0;gap:8px}.header-brand img{width:52px;height:52px}.header-brand strong{font-size:17px}
  .header-search{display:none}.header-actions{margin-left:auto}.header-icon{display:none}
  .sidebar{top:68px;transform:translateX(-105%);transition:.2s}.sidebar.open{transform:translateX(0)}
  .sidebar-overlay.show{display:block;position:fixed;z-index:1040;inset:68px 0 0;background:rgba(2,12,27,.55)}
  .app-main{margin-left:0;padding:82px 10px 20px}
  .dashboard-toolbar{display:none}.kpi-grid{grid-template-columns:1fr}
  .bottom-info-grid{grid-template-columns:1fr}
  .table-tools{display:grid;grid-template-columns:1fr 1fr}.table-search{grid-column:1/-1;width:100%;min-width:0}
  .export-button,.new-project-button{width:100%}
  .tabs-grid,.form-grid,.detail-grid,.inline-form{grid-template-columns:1fr}
  .full{grid-column:auto}.page-head{align-items:flex-start;flex-direction:column;gap:10px}
}

.quick.teal{background:#058f9c}
.btn.danger{background:#dc2626}
.header-icon{display:inline-flex;align-items:center;justify-content:center}
.list-search{display:flex;gap:10px}
.list-search input{flex:1}
.report-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.report-row{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid var(--line)}
.inline-delete{display:inline}
.section-title{display:flex;justify-content:space-between;align-items:center;gap:15px}
@media(max-width:760px){
  .report-grid{grid-template-columns:1fr}
  .section-title{align-items:flex-start;flex-direction:column}
}