:root{
  --primary:#252769;--primary-2:#1b1d55;--accent:#5960ff;--bg:#f4f6fb;--card:#fff;
  --text:#20233a;--muted:#6d7285;--border:#e2e5f1;--success:#16a34a;--danger:#dc2626;
  --warning:#f59e0b;--info:#0284c7;--shadow:0 16px 40px rgba(24,32,70,.08);
  --radius:18px;
}
*{box-sizing:border-box}
html,body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text);background:var(--bg)}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font-family:inherit}
.hidden{display:none!important}
.page{display:flex;flex-direction:column;gap:18px}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.card-title{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}
.card-title h2,.card-title h3{margin:0;color:var(--primary)}
.muted{color:var(--muted)}
.kpi{display:flex;align-items:center;gap:14px}
.kpi-icon{width:46px;height:46px;border-radius:16px;background:#eef0ff;color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:900}
.kpi-value{font-size:28px;font-weight:900;color:var(--primary);line-height:1}
.kpi-label{font-size:13px;color:var(--muted);margin-top:4px}
.form-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;align-items:end}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group label{font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.input,.select,textarea{width:100%;border:1px solid var(--border);border-radius:12px;padding:11px 12px;background:#fff;color:var(--text);outline:none}
.input:focus,.select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,39,105,.08)}
.btn{border:0;border-radius:12px;padding:11px 14px;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.15s}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-2)}
.btn-soft{background:#eef0ff;color:var(--primary)}
.btn-danger{background:#fee2e2;color:#991b1b}
.btn-success{background:#dcfce7;color:#166534}
.btn-warning{background:#fef3c7;color:#92400e}
.btn:disabled{opacity:.6;cursor:not-allowed}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:16px;background:#fff}
table{width:100%;border-collapse:collapse;min-width:760px}
th,td{text-align:left;padding:13px 14px;border-bottom:1px solid var(--border);font-size:14px;vertical-align:middle}
th{background:#f8f9ff;color:var(--primary);font-size:12px;text-transform:uppercase;letter-spacing:.05em}
tr:hover td{background:#fcfcff}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800}
.badge-in{background:#dcfce7;color:#166534}
.badge-out{background:#fee2e2;color:#991b1b}
.badge-info{background:#e0f2fe;color:#075985}
.badge-muted{background:#f1f5f9;color:#475569}
.toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}
.alert{padding:13px 14px;border-radius:14px;border:1px solid var(--border);background:#fff}
.alert.error{border-color:#fecaca;background:#fff1f2;color:#991b1b}
.alert.success{border-color:#bbf7d0;background:#f0fdf4;color:#166534}
.alert.info{border-color:#bae6fd;background:#f0f9ff;color:#075985}
.skeleton{min-height:160px;border-radius:16px;background:linear-gradient(90deg,#f3f4f8,#fff,#f3f4f8);background-size:200% 100%;animation:sk 1.2s infinite}
@keyframes sk{to{background-position:-200% 0}}
.stream-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.stream-card{background:#0b1020;border-radius:18px;overflow:hidden;border:1px solid #1e293b;box-shadow:var(--shadow)}
.stream-head{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;color:#fff;background:#111827}
.stream-card img{width:100%;display:block;background:#000;aspect-ratio:16/9;object-fit:contain}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.face-card{background:#fff;border:1px solid var(--border);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.face-card img{width:100%;height:180px;object-fit:cover;background:#f1f5f9}
.face-body{padding:12px;display:flex;flex-direction:column;gap:9px}
.login-page{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;background:linear-gradient(135deg,var(--primary),#11143d)}
.login-hero{padding:54px;color:#fff;display:flex;flex-direction:column;justify-content:center}
.login-hero h1{font-size:52px;line-height:1;margin:0 0 16px}
.login-panel{display:flex;align-items:center;justify-content:center;padding:28px}
.login-card{width:100%;max-width:430px;background:#fff;border-radius:26px;padding:30px;box-shadow:0 25px 80px rgba(0,0,0,.28)}
.login-card h2{margin:0 0 8px;color:var(--primary)}
@media(max-width:1100px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.form-row{grid-template-columns:repeat(2,1fr)}.stream-grid{grid-template-columns:1fr}}
@media(max-width:760px){.grid-4,.grid-3,.grid-2,.form-row{grid-template-columns:1fr}.login-page{grid-template-columns:1fr}.login-hero{display:none}.card{padding:14px}}


/* Face manager / modal */
.tabs{display:flex;gap:8px;flex-wrap:wrap}
.tab-btn{border:1px solid var(--border);background:#fff;color:var(--primary);border-radius:999px;padding:10px 14px;font-weight:900;cursor:pointer}
.tab-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.folder-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.folder-card{background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:16px;cursor:pointer;transition:.16s}
.folder-card:hover{transform:translateY(-2px);border-color:var(--primary)}
.folder-card.active{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,39,105,.08)}
.folder-icon{width:44px;height:44px;border-radius:15px;background:#eef0ff;color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:12px}
.image-actions{display:flex;gap:8px;flex-wrap:wrap}
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:99999;display:none;align-items:center;justify-content:center;padding:18px}
.modal-overlay.show{display:flex}
.modal-card{width:100%;max-width:520px;background:#fff;border-radius:22px;box-shadow:0 28px 90px rgba(0,0,0,.35);overflow:hidden}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border)}
.modal-head h3{margin:0;color:var(--primary)}
.modal-body{padding:18px;display:flex;flex-direction:column;gap:12px}
.modal-foot{padding:14px 18px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}
.search-select-list{border:1px solid var(--border);border-radius:14px;max-height:260px;overflow:auto;background:#fff}
.search-select-item{padding:11px 12px;border-bottom:1px solid var(--border);cursor:pointer;display:flex;justify-content:space-between;gap:8px}
.search-select-item:hover,.search-select-item.active{background:#eef0ff;color:var(--primary)}
.search-select-item:last-child{border-bottom:0}
.preview-row{display:flex;gap:12px;align-items:center;background:#f8f9ff;border:1px solid var(--border);border-radius:16px;padding:10px}
.preview-row img{width:76px;height:76px;object-fit:cover;border-radius:14px;background:#e5e7eb}

.dash-kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.dash-chart-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.chart-card{background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:16px;min-height:290px}
.chart-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px}
.chart-title h3{margin:0;color:var(--primary);font-size:16px}.small-stat{font-size:12px;color:var(--muted);font-weight:800}
.mini-bars{display:flex;align-items:flex-end;gap:7px;height:170px;padding:12px 6px;border-bottom:1px solid var(--border)}
.mini-bar{flex:1;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary),#7378ff);min-height:7px}
.mini-labels{display:flex;gap:7px;padding:8px 6px 0}.mini-labels span{flex:1;text-align:center;font-size:10px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.line-chart-svg{width:100%;height:220px;background:linear-gradient(180deg,#fff,#fbfcff);border-radius:14px}
.donut-wrap{display:flex;align-items:center;justify-content:center;gap:18px;min-height:215px;flex-wrap:wrap}.donut{width:160px;height:160px;border-radius:50%;background:conic-gradient(#16a34a 0 50%,#dc2626 50% 80%,#f59e0b 80% 100%);position:relative}.donut:after{content:"";position:absolute;inset:34px;background:#fff;border-radius:50%}
.legend{display:flex;flex-direction:column;gap:8px;font-size:13px}.legend-row{display:flex;align-items:center;gap:8px}.legend-dot{width:11px;height:11px;border-radius:999px;background:var(--primary)}
.camera-preview-box{background:#0b1020;border-radius:18px;overflow:hidden;border:1px solid #1e293b}.camera-preview-box img{width:100%;display:block;aspect-ratio:16/9;object-fit:contain;background:#000}
.capture-strip{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
@media(max-width:1100px){.dash-kpi-grid{grid-template-columns:repeat(2,1fr)}.dash-chart-grid{grid-template-columns:1fr}.capture-strip{grid-template-columns:1fr}}
@media(max-width:760px){.dash-kpi-grid{grid-template-columns:1fr}}