:root{
  --pri:#2563eb;--pri-h:#1d4ed8;--pri-soft:rgba(37,99,235,.1);
  --pri-grad:linear-gradient(135deg,#3b82f6,#2563eb 55%,#4f46e5);
  --pri-glow:rgba(37,99,235,.35);
  --danger-grad:linear-gradient(135deg,#f43f5e,#dc2626);
  --bg:#f1f5f9;--card:#fff;--card-2:#f8fafc;--txt:#1e293b;--txt-2:#334155;
  --muted:#64748b;--bd:#e2e8f0;--bd-2:#f1f5f9;--sb:#0f172a;--sb-2:#1e293b;--sb-txt:#cbd5e1;
  --ok:#16a34a;--ok-bg:#dcfce7;--warn:#d97706;--warn-bg:#fef3c7;--danger:#dc2626;--danger-bg:#fee2e2;
  --shadow:0 1px 3px rgba(15,23,42,.08),0 1px 2px rgba(15,23,42,.04);
  --shadow-lg:0 10px 30px rgba(15,23,42,.12);
}
[data-theme="dark"]{
  --pri:#3b82f6;--pri-h:#60a5fa;--pri-soft:rgba(59,130,246,.16);
  --pri-grad:linear-gradient(135deg,#60a5fa,#3b82f6 55%,#6366f1);
  --pri-glow:rgba(59,130,246,.45);
  --danger-grad:linear-gradient(135deg,#fb7185,#ef4444);
  --bg:#0b1120;--card:#111827;--card-2:#0f172a;--txt:#e2e8f0;--txt-2:#cbd5e1;
  --muted:#94a3b8;--bd:#1f2937;--bd-2:#111827;--sb:#020617;--sb-2:#0f172a;--sb-txt:#cbd5e1;
  --ok:#22c55e;--ok-bg:rgba(34,197,94,.15);--warn:#f59e0b;--warn-bg:rgba(245,158,11,.15);
  --danger:#ef4444;--danger-bg:rgba(239,68,68,.15);
  --shadow:0 1px 3px rgba(0,0,0,.4);--shadow-lg:0 10px 30px rgba(0,0,0,.5);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Plus Jakarta Sans','Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--txt);display:flex;min-height:100vh;transition:background .3s,color .3s}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--bd);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:var(--muted)}
/* sidebar */
.sidebar{width:250px;background:linear-gradient(180deg,var(--sb),var(--sb-2));color:var(--sb-txt);display:flex;flex-direction:column;position:fixed;height:100vh;z-index:50}
.logo{font-size:20px;font-weight:800;padding:24px;color:#fff;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;gap:10px}
.logo span{color:#60a5fa}
.logo-img{width:32px;height:32px;object-fit:contain;border-radius:8px}
.sidebar nav{flex:1;padding:16px 0;overflow-y:auto}
.sidebar nav a{display:flex;align-items:center;gap:12px;padding:13px 24px;color:var(--sb-txt);cursor:pointer;font-weight:500;border-left:3px solid transparent;transition:.15s}
.sidebar nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar nav a.active{background:rgba(59,130,246,.15);color:#fff;border-left-color:var(--pri)}
.logout{padding:18px 24px;border-top:1px solid rgba(255,255,255,.08);font-size:13px}
.logout span{display:block;margin-bottom:10px;color:#94a3b8}
.logout button{width:100%;padding:10px;background:rgba(255,255,255,.06);color:#fff;border:1px solid rgba(255,255,255,.14);border-radius:9px;cursor:pointer;font-family:inherit;font-weight:600;transition:transform .15s ease,background .15s ease,border-color .15s ease}
.logout button:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.3);transform:translateY(-1px)}
.logout button:active{transform:translateY(0)}
/* content */
.content{margin-left:250px;flex:1;padding:32px;max-width:100%}
.content h1{margin-bottom:24px;font-size:26px;font-weight:800}
.head-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;gap:16px;flex-wrap:wrap}
.head-row h1{margin:0}
.head-actions{display:flex;gap:10px;flex-wrap:wrap}
/* topbar */
.topbar{display:flex;justify-content:flex-end;align-items:center;gap:10px;margin-bottom:8px}
.icon-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;background:var(--card);border:1px solid var(--bd);border-radius:11px;cursor:pointer;font-size:18px;color:var(--txt);box-shadow:var(--shadow);transition:transform .18s cubic-bezier(.2,.7,.3,1),border-color .15s ease,color .15s ease,box-shadow .18s ease}
.icon-btn:hover{border-color:var(--pri);color:var(--pri);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.icon-btn:active{transform:translateY(0)}
.btn{position:relative;overflow:hidden;isolation:isolate;background:var(--pri-grad);color:#fff;border:none;padding:10px 18px;border-radius:10px;font-weight:700;cursor:pointer;font-family:inherit;font-size:14px;letter-spacing:.2px;display:inline-flex;align-items:center;gap:6px;box-shadow:0 4px 14px -3px var(--pri-glow),inset 0 1px 0 rgba(255,255,255,.22);transition:transform .18s cubic-bezier(.2,.7,.3,1),box-shadow .18s ease,filter .18s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px -4px var(--pri-glow),inset 0 1px 0 rgba(255,255,255,.28);filter:saturate(1.08)}
.btn:active{transform:translateY(0);box-shadow:0 3px 10px -3px var(--pri-glow),inset 0 1px 0 rgba(255,255,255,.2)}
/* Ánh sáng lia qua nút khi hover */
.btn::after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.4) 50%,transparent 70%);transform:translateX(-120%);transition:transform .6s ease}
.btn:hover::after{transform:translateX(120%)}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px var(--card),0 0 0 5px var(--pri),0 10px 22px -4px var(--pri-glow)}
.btn.sm{padding:8px 14px;font-size:13px;border-radius:9px;text-decoration:none;box-shadow:0 3px 10px -3px var(--pri-glow),inset 0 1px 0 rgba(255,255,255,.2)}
.btn.ghost{background:var(--card);color:var(--txt);border:1px solid var(--bd);box-shadow:var(--shadow)}
.btn.ghost::after{display:none}
.btn.ghost:hover{background:var(--card-2);border-color:var(--pri);color:var(--pri);transform:translateY(-2px);box-shadow:var(--shadow-lg);filter:none}
.btn.ghost:active{transform:translateY(0)}
.btn.danger{background:var(--danger-grad);box-shadow:0 4px 14px -3px rgba(220,38,38,.4),inset 0 1px 0 rgba(255,255,255,.22)}
.btn.danger:hover{box-shadow:0 10px 22px -4px rgba(220,38,38,.5),inset 0 1px 0 rgba(255,255,255,.28)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;filter:grayscale(.2)}
.btn:disabled::after{display:none}
/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.stat{background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:22px;display:flex;align-items:center;gap:16px;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:transform .15s,box-shadow .15s}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent,var(--pri))}
.stat-ico{font-size:30px;width:54px;height:54px;display:flex;align-items:center;justify-content:center;background:var(--accent-soft,var(--pri-soft));border-radius:12px;flex-shrink:0}
.stat-val{font-size:28px;font-weight:800;line-height:1.1}
.stat-lbl{color:var(--muted);font-size:13px;margin-top:2px}
/* charts */
.charts{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:18px;margin-top:24px}
.chart-card{background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:20px;display:flex;flex-direction:column;min-height:320px;box-shadow:var(--shadow)}
.chart-card.wide{grid-column:span 2}
.chart-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}
.chart-title{font-size:15px;font-weight:700;color:var(--txt)}
.chart-sub{font-size:12px;color:var(--muted)}
.chart-body{flex:1;position:relative;min-height:240px}
.chart-body canvas{max-width:100%}
.section-h{margin:28px 0 14px;font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;font-weight:700}
@media(max-width:900px){.chart-card.wide{grid-column:span 1}}
/* table */
.table-wrap{overflow-x:auto;border-radius:14px;box-shadow:var(--shadow)}
table{width:100%;background:var(--card);border-radius:14px;overflow:hidden;border-collapse:collapse;border:1px solid var(--bd)}
th{background:var(--card-2);text-align:left;padding:13px 16px;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;font-weight:700}
th.sortable{cursor:pointer;user-select:none;white-space:nowrap}
th.sortable:hover{color:var(--pri)}
th.sortable .arr{opacity:.4;font-size:10px}
th.sortable.asc .arr,th.sortable.desc .arr{opacity:1;color:var(--pri)}
td{padding:13px 16px;border-top:1px solid var(--bd);font-size:14px;vertical-align:top}
tbody tr{transition:background .1s}
tbody tr:hover td{background:var(--card-2)}
td small{color:var(--muted)}
.ua{color:var(--muted);font-size:12px}
.act{white-space:nowrap}
.act button{margin-left:6px;padding:7px 13px;border:1px solid var(--bd);background:var(--card);color:var(--txt-2);border-radius:8px;cursor:pointer;font-family:inherit;font-size:13px;font-weight:600;transition:transform .15s ease,border-color .15s ease,background .15s ease,color .15s ease,box-shadow .15s ease}
.act button:hover{background:var(--pri-soft);border-color:var(--pri);color:var(--pri);transform:translateY(-1px);box-shadow:var(--shadow)}
.act button:active{transform:translateY(0)}
.act button.danger{color:var(--danger);border-color:var(--danger)}
.act button.danger:hover{background:var(--danger-bg);border-color:var(--danger);color:var(--danger)}
.badge{background:var(--bd);color:var(--muted);padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600;white-space:nowrap}
.badge.ok,.badge.s-hired{background:var(--ok-bg);color:var(--ok)}
.badge.s-new{background:var(--pri-soft);color:var(--pri)}
.badge.s-reviewing{background:var(--warn-bg);color:var(--warn)}
.badge.s-interview{background:rgba(124,58,237,.15);color:#7c3aed}
.badge.s-rejected{background:var(--danger-bg);color:var(--danger)}
/* checkbox column */
.chk-col{width:40px;text-align:center}
.chk-col input{cursor:pointer;width:16px;height:16px}
.bulk-bar{display:flex;align-items:center;gap:12px;background:var(--pri-soft);border:1px solid var(--pri);border-radius:10px;padding:10px 16px;margin-bottom:14px;font-size:14px;font-weight:600;color:var(--pri)}
.bulk-bar.hidden{display:none}
.bulk-bar .spacer{flex:1}
/* modal */
.modal{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px;backdrop-filter:blur(2px)}
.modal.hidden{display:none}
.modal-box{background:var(--card);color:var(--txt);border-radius:16px;padding:30px;width:600px;max-width:100%;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:pop .18s ease}
@keyframes pop{from{transform:scale(.96);opacity:0}to{transform:scale(1);opacity:1}}
.modal-box h2{margin-bottom:20px}
.modal-box label{display:block;margin-bottom:14px;font-weight:600;font-size:14px}
.modal-box input,.modal-box textarea,.modal-box select{width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--bd);border-radius:9px;font-size:14px;font-family:inherit;background:var(--card);color:var(--txt)}
.modal-box input:focus,.modal-box textarea:focus,.modal-box select:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 3px var(--pri-soft)}
.modal-box label.chk,.modal-box label.inline{display:flex;align-items:center;gap:8px;font-weight:600}
.modal-box label.chk input,.modal-box label.inline select{width:auto;margin:0}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.modal-act{display:flex;gap:10px;justify-content:flex-end;align-items:center;margin-top:20px;flex-wrap:wrap}
.modal-act button:not(.btn){padding:10px 18px;border:1px solid var(--bd);background:var(--card);color:var(--txt-2);border-radius:10px;cursor:pointer;font-family:inherit;font-size:14px;font-weight:600;transition:transform .15s ease,border-color .15s ease,background .15s ease,box-shadow .15s ease}
.modal-act button:not(.btn):hover{background:var(--card-2);border-color:var(--pri);color:var(--pri);transform:translateY(-1px);box-shadow:var(--shadow)}
.modal-act button:not(.btn):active{transform:translateY(0)}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;font-size:14px}
.detail-grid .full{grid-column:1/-1}
.id-thumbs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:8px}
.id-thumb{display:block;position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line);text-decoration:none}
.id-thumb img{width:100%;aspect-ratio:1.585/1;object-fit:cover;display:block}
.id-thumb span{display:block;padding:6px 10px;font-size:12px;font-weight:700;color:var(--muted);background:var(--card-2,#f4f8fc)}
.id-thumb.empty{display:flex;align-items:center;justify-content:center;aspect-ratio:1.585/1;background:var(--card-2,#f4f8fc);color:var(--muted);text-align:center;font-size:13px;font-weight:700}
@media(max-width:600px){.id-thumbs{grid-template-columns:1fr}}
.muted{color:var(--muted)}
.mb{margin-bottom:16px}
/* filters */
.filters{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap}
.filters input,.filters select{padding:10px 14px;border:1px solid var(--bd);border-radius:9px;font-family:inherit;font-size:14px;background:var(--card);color:var(--txt)}
.filters input{flex:1;min-width:200px}
.filters input:focus,.filters select:focus{outline:none;border-color:var(--pri)}
.spam-row td{background:var(--danger-bg)!important}
.spam-row td b{color:var(--danger)}
.empty{text-align:center;color:var(--muted);padding:40px}
/* company tabs */
.ctabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.ctab{background:var(--card);border:1px solid var(--bd);border-radius:20px;padding:8px 16px;cursor:pointer;font-family:inherit;font-size:13px;font-weight:600;color:var(--txt);transition:.15s}
.ctab:hover{border-color:var(--pri)}
.ctab.active{background:var(--pri);color:#fff;border-color:var(--pri)}
.ctab span{display:inline-block;background:rgba(0,0,0,.1);border-radius:20px;padding:1px 7px;font-size:11px;margin-left:4px}
.ctab.active span{background:rgba(255,255,255,.25)}
/* db viewer */
.tbl-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.tbl-chip{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:9px 15px;cursor:pointer;font-family:inherit;font-size:14px;font-weight:600;color:var(--txt);transition:.15s}
.tbl-chip:hover{border-color:var(--pri)}
.tbl-chip.active{background:var(--pri);color:#fff;border-color:var(--pri)}
.tbl-chip span{display:inline-block;background:rgba(0,0,0,.08);border-radius:20px;padding:1px 8px;font-size:12px;margin-left:4px}
.tbl-chip.active span{background:rgba(255,255,255,.25)}
.sql-box{background:var(--card);border:1px solid var(--bd);border-radius:12px;padding:14px;margin-bottom:18px}
.sql-box textarea{width:100%;border:1px solid var(--bd);border-radius:9px;padding:12px;font-family:ui-monospace,'Cascadia Code',Consolas,monospace;font-size:14px;resize:vertical;background:var(--card-2);color:var(--txt)}
.sql-box textarea:focus{outline:none;border-color:var(--pri)}
.sql-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:10px;flex-wrap:wrap}
.sql-actions .muted{font-size:13px}
.db-meta{margin-bottom:10px;font-size:14px;color:var(--muted)}
.db-scroll{overflow-x:auto;border:1px solid var(--bd);border-radius:12px}
.db-table{width:100%;border-collapse:collapse;font-size:13px;min-width:600px}
.db-table th{background:var(--card-2);text-align:left;padding:10px 12px;font-weight:700;white-space:nowrap;position:sticky;top:0;border-bottom:2px solid var(--bd)}
.db-table td{padding:9px 12px;border-top:1px solid var(--bd);white-space:nowrap;max-width:300px;overflow:hidden;text-overflow:ellipsis}
.db-table tr:hover td{background:var(--card-2)}
.db-table .null{color:var(--muted);font-style:italic;opacity:.6}
.err{background:var(--danger-bg);color:var(--danger);padding:12px 16px;border-radius:10px;font-size:14px;font-weight:600;border:1px solid var(--danger)}
/* pagination */
.pager{display:flex;gap:6px;align-items:center;justify-content:center;margin-top:18px;flex-wrap:wrap}
.pager button{min-width:38px;padding:8px 12px;border:1px solid var(--bd);background:var(--card);color:var(--txt-2);border-radius:9px;cursor:pointer;font-family:inherit;font-size:13px;font-weight:600;transition:transform .15s ease,border-color .15s ease,color .15s ease,box-shadow .15s ease}
.pager button:hover:not(:disabled):not(.active){border-color:var(--pri);color:var(--pri);transform:translateY(-1px);box-shadow:var(--shadow)}
.pager button.active{background:var(--pri-grad);color:#fff;border-color:transparent;box-shadow:0 4px 12px -3px var(--pri-glow)}
.pager button:disabled{opacity:.4;cursor:not-allowed}
.pager .info{color:var(--muted);font-size:13px;margin:0 8px}
/* toast */
#toasts{position:fixed;top:20px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:10px}
.toast{background:var(--card);color:var(--txt);border:1px solid var(--bd);border-left:4px solid var(--pri);border-radius:10px;padding:14px 18px;box-shadow:var(--shadow-lg);font-size:14px;font-weight:600;min-width:260px;max-width:380px;animation:slidein .25s ease;display:flex;align-items:center;gap:10px}
.toast.ok{border-left-color:var(--ok)}
.toast.err{border-left-color:var(--danger)}
.toast.warn{border-left-color:var(--warn)}
.toast.out{animation:slideout .25s ease forwards}
@keyframes slidein{from{transform:translateX(120%);opacity:0}to{transform:translateX(0);opacity:1}}
@keyframes slideout{to{transform:translateX(120%);opacity:0}}
/* loading */
.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px;color:var(--muted);gap:14px}
.spinner{width:40px;height:40px;border:4px solid var(--bd);border-top-color:var(--pri);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.skeleton{background:linear-gradient(90deg,var(--bd-2) 25%,var(--bd) 50%,var(--bd-2) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite;border-radius:8px;height:14px}
@keyframes shimmer{to{background-position:-200% 0}}
@media(max-width:768px){
  .sidebar{width:70px}.logo span,.logo,.logout span{display:none}
  .sidebar nav a{padding:14px;justify-content:center;font-size:20px}
  .sidebar nav a span.lbl{display:none}
  .content{margin-left:70px;padding:18px}
  .detail-grid,.row2{grid-template-columns:1fr}
}