/* Admin dashboard — separate visual system from the public site */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{
  --sidebar-bg:#0D3B1F; --sidebar-hover:#164a29; --sidebar-active:#1A5C2A;
  --gold:#C8921A;
  --page-bg:#f9f9f7; --surface:#fcfcfb; --border:#e1e0d9;
  --text-primary:#0b0b0b; --text-secondary:#52514e; --text-muted:#898781;

  /* dataviz reference palette — categorical + status roles */
  --series-1:#2a78d6; --series-2:#eb6834; --series-3:#1baf7a; --series-4:#eda100;
  --status-good:#0ca30c; --status-warning:#fab219; --status-serious:#ec835a; --status-critical:#d03b3b;
}
html,body{background:var(--page-bg);font-family:'Cairo',system-ui,sans-serif;color:var(--text-primary);font-size:14px;}
a{color:inherit;text-decoration:none;}
.admin-shell{display:flex;min-height:100vh;}

/* Sidebar */
.admin-sidebar{width:250px;flex-shrink:0;background:var(--sidebar-bg);color:#fff;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;}
.admin-brand{display:flex;align-items:center;gap:10px;padding:20px 18px;border-bottom:1px solid rgba(255,255,255,.12);}
.admin-brand img{width:52px;height:52px;border-radius:50%;background:#fff;object-fit:cover;flex-shrink:0;}
.admin-brand span{font-size:13px;font-weight:800;line-height:1.4;}
.admin-nav{flex:1;padding:14px 10px;}
.admin-nav a{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:8px;font-size:13.5px;font-weight:600;color:rgba(255,255,255,.75);margin-bottom:4px;transition:background .15s,color .15s;}
.admin-nav a:hover{background:var(--sidebar-hover);color:#fff;}
.admin-nav a.active{background:var(--sidebar-active);color:#fff;border-inline-start:3px solid var(--gold);}
.admin-nav .icon{width:20px;text-align:center;font-size:15px;}
.admin-sidebar-footer{padding:16px;border-top:1px solid rgba(255,255,255,.12);}
.admin-sidebar-footer form{margin:0;}
.admin-sidebar-footer button{width:100%;background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.2);padding:9px;border-radius:8px;font-family:inherit;font-size:12.5px;font-weight:700;cursor:pointer;}
.admin-sidebar-footer button:hover{background:rgba(255,255,255,.16);}
.admin-user{font-size:12px;color:rgba(255,255,255,.6);margin-bottom:10px;}

/* Main area */
.admin-main{flex:1;min-width:0;}
.admin-topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:16px 28px;display:flex;justify-content:space-between;align-items:center;}
.admin-topbar h1{font-size:18px;font-weight:800;}
.admin-content{padding:24px 28px 60px;}

.alert{padding:12px 16px;border-radius:8px;font-size:13px;margin-bottom:18px;}
.alert-success{background:#eafaf0;color:#0d6b2e;border:1px solid #b7ecc8;}
.alert-danger{background:#fdecea;border:1px solid #f3b8b3;color:#922b21;}

/* KPI tiles */
.kpi-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:24px;}
.kpi-tile{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px 20px;}
.kpi-label{font-size:12px;color:var(--text-muted);font-weight:600;margin-bottom:8px;}
.kpi-value{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--text-primary);}
.kpi-tile.accent-good .kpi-value{color:var(--status-good);}
.kpi-tile.accent-warning .kpi-value{color:#a66d00;}
.kpi-tile.accent-critical .kpi-value{color:var(--status-critical);}
.kpi-tile.accent-info .kpi-value{color:var(--series-1);}

/* Panels */
.panel-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:18px;margin-bottom:20px;}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px 22px;}
.panel h3{font-size:14px;font-weight:800;margin-bottom:16px;color:var(--text-primary);}
.panel-full{grid-column:1 / -1;}

/* Legend */
.viz-legend{display:flex;flex-wrap:wrap;gap:14px;margin-top:12px;font-size:12px;color:var(--text-secondary);}
.viz-legend .swatch{display:inline-block;width:10px;height:10px;border-radius:2px;margin-inline-end:6px;vertical-align:middle;}

/* Status badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:20px;font-size:11.5px;font-weight:700;}
.badge::before{content:'';width:7px;height:7px;border-radius:50%;background:currentColor;}
.badge-pending{background:#fff6e0;color:#a66d00;}
.badge-underreview{background:#e8f1fc;color:#1c5cab;}
.badge-samplesreceived{background:#eaf5f0;color:#0d6b4a;}
.badge-approved{background:#e7f8e7;color:#0d7a0d;}
.badge-rejected{background:#fdecea;color:#a72f2f;}

/* Tables */
.admin-table-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--border);border-radius:12px;}
table.admin-table{width:100%;border-collapse:collapse;font-size:13px;}
table.admin-table th{background:#f3f2ee;color:var(--text-secondary);text-align:right;padding:11px 14px;font-weight:700;font-size:12px;white-space:nowrap;border-bottom:1px solid var(--border);}
table.admin-table td{padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:middle;}
table.admin-table tr:last-child td{border-bottom:none;}
table.admin-table tr:hover td{background:#f9f9f7;}

/* Filters bar */
.filters-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:end;margin-bottom:18px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 18px;}
.filter-group{display:flex;flex-direction:column;gap:5px;}
.filter-group label{font-size:11.5px;font-weight:700;color:var(--text-muted);}
.filter-group input,.filter-group select{padding:8px 12px;border:1px solid var(--border);border-radius:7px;font-size:13px;font-family:inherit;min-width:150px;}
.filters-bar .btn{align-self:end;}

.btn{display:inline-flex;align-items:center;gap:6px;font-family:inherit;font-size:13px;font-weight:700;padding:9px 18px;border-radius:8px;border:1px solid transparent;cursor:pointer;text-decoration:none;}
.btn-primary{background:var(--sidebar-active);color:#fff;}
.btn-primary:hover{background:var(--sidebar-bg);}
.btn-outline{background:#fff;border-color:var(--border);color:var(--text-primary);}
.btn-outline:hover{background:#f3f2ee;}
.btn-danger{background:#fff;border-color:var(--status-critical);color:var(--status-critical);}
.btn-danger:hover{background:#fdecea;}
.btn-sm{padding:6px 12px;font-size:12px;}

/* Pagination */
.pagination{display:flex;gap:6px;margin-top:18px;justify-content:center;flex-wrap:wrap;}
.pagination a,.pagination span{padding:7px 13px;border-radius:7px;border:1px solid var(--border);font-size:12.5px;font-weight:600;background:var(--surface);}
.pagination a:hover{background:#f3f2ee;}
.pagination .current{background:var(--sidebar-active);color:#fff;border-color:var(--sidebar-active);}

/* Forms */
.admin-form-group{margin-bottom:16px;}
.admin-form-group label{display:block;font-size:12.5px;font-weight:700;color:var(--text-secondary);margin-bottom:6px;}
.admin-form-group input,.admin-form-group select,.admin-form-group textarea{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:8px;font-size:13.5px;font-family:inherit;background:#fff;}
.admin-form-group input:focus,.admin-form-group select:focus,.admin-form-group textarea:focus{outline:none;border-color:var(--sidebar-active);}
.admin-form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field-validation-error{display:block;font-size:11.5px;color:var(--status-critical);margin-top:4px;}
.input-validation-error{border-color:var(--status-critical) !important;}
.validation-summary-errors{background:#fdecea;border:1px solid var(--status-critical);border-radius:8px;padding:12px 16px;margin-bottom:16px;color:#922b21;font-size:13px;}
.validation-summary-valid{display:none;}

/* Detail page */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px 28px;margin-bottom:6px;}
.detail-row{padding:10px 0;border-bottom:1px solid var(--border);}
.detail-label{font-size:11.5px;color:var(--text-muted);font-weight:700;margin-bottom:3px;}
.detail-value{font-size:13.5px;color:var(--text-primary);}

/* Login page */
.admin-auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#0D3B1F,#0A2E18);padding:20px;}
.admin-auth-card{background:#fff;border-radius:16px;padding:38px 34px;width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.3);}
.admin-auth-card .logo{width:96px;height:96px;border-radius:50%;background:#fff;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.admin-auth-card .logo img{width:100%;height:100%;object-fit:cover;}
.admin-auth-card h2{font-size:16px;font-weight:800;text-align:center;color:#0D3B1F;margin-bottom:4px;}
.admin-auth-card p.sub{font-size:12.5px;color:var(--text-muted);text-align:center;margin-bottom:24px;}

@media (max-width:1100px){
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .panel-grid{grid-template-columns:1fr;}
}
@media (max-width:800px){
  .admin-sidebar{position:fixed;transform:translateX(100%);transition:transform .2s;z-index:200;}
  .admin-sidebar.open{transform:translateX(0);}
  .admin-form-row{grid-template-columns:1fr;}
  .detail-grid{grid-template-columns:1fr;}
}