:root {
  --bg:#0d1117;--bg2:#161b22;--bg3:#21262d;
  --border:#30363d;--text:#e6edf3;--text2:#8b949e;--text3:#6e7681;
  --purple:#7c3aed;--purple-l:#a855f7;--green:#10b981;
  --red:#ef4444;--yellow:#f59e0b;--blue:#3b82f6;--orange:#f97316;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);min-height:100vh}
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:var(--bg2)}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}

/* HEADER */
.header{background:var(--bg2);border-bottom:1px solid var(--border);padding:12px 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100}
.header-left{display:flex;align-items:center;gap:12px}
.header-logo{width:40px;height:40px;background:linear-gradient(135deg,#dc2626,#f97316);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px}
.header-title{font-size:16px;font-weight:800;letter-spacing:.5px}
.header-title span{color:var(--purple-l)}
.header-sub{font-size:10px;color:var(--text2);letter-spacing:1px;margin-top:2px}
.header-sub span{color:var(--yellow);font-weight:600}
.header-right{display:flex;align-items:center;gap:8px;flex-wrap:wrap}

.filter-group{display:flex;background:var(--bg3);border:1px solid var(--border);border-radius:8px;padding:3px;gap:2px}
.filter-btn{padding:5px 12px;border:none;border-radius:6px;font-family:'Inter',sans-serif;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s;color:var(--text2);background:transparent}
.filter-btn.active{background:#fff;color:#0d1117;font-weight:700}
.filter-btn:hover:not(.active){color:var(--text);background:var(--bg2)}

.recruiter-select{padding:6px 10px;background:var(--bg3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:'Inter',sans-serif;font-size:12px;cursor:pointer;outline:none}
.refresh-btn{width:34px;height:34px;border:1px solid var(--border);border-radius:8px;background:var(--bg3);color:var(--text2);font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s}
.refresh-btn:hover{color:var(--purple-l);border-color:var(--purple);transform:rotate(90deg)}
.export-all-btn{display:flex;align-items:center;gap:6px;padding:0 14px;height:34px;border:1px solid var(--border);border-radius:8px;background:var(--purple);color:#fff;font-family:'Inter',sans-serif;font-size:12px;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap}
.export-all-btn:hover{background:var(--purple-l)}

/* LOADING */
.loading-screen,.error-screen{position:fixed;inset:0;background:var(--bg);display:flex;align-items:center;justify-content:center;z-index:200}
.loader-box,.error-box{text-align:center;padding:40px}
.spinner{width:48px;height:48px;border:4px solid var(--border);border-top-color:var(--purple);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-title{font-size:16px;font-weight:600;margin-bottom:8px}
.loader-sub{font-size:13px;color:var(--text2)}
.error-title{font-size:18px;font-weight:700;margin:12px 0 8px}
.error-msg{font-size:13px;color:var(--text2);margin-bottom:20px;max-width:400px}
.retry-btn{padding:10px 24px;background:var(--purple);color:#fff;border:none;border-radius:8px;font-family:'Inter',sans-serif;font-size:14px;font-weight:600;cursor:pointer}
.retry-btn:hover{background:var(--purple-l)}

/* TABS */
.tabs-wrapper{padding:14px 24px 0;background:var(--bg)}
.tabs{display:flex;background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:4px;gap:3px;max-width:900px}
.tab-btn{flex:1;padding:8px 14px;border:none;border-radius:7px;font-family:'Inter',sans-serif;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s;color:var(--text2);background:transparent;white-space:nowrap}
.tab-btn.active{background:var(--purple);color:#fff;font-weight:700}
.tab-btn:hover:not(.active){color:var(--text);background:var(--bg3)}

/* MAIN */
.main{padding:18px 24px 40px}
.tab-content{display:none}
.tab-content.active{display:block}

/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:18px}
.kpi-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:16px;position:relative;overflow:hidden;transition:all .3s;cursor:default}
.kpi-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent,var(--purple))}
.kpi-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.4);border-color:var(--accent,var(--purple))}
.kpi-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.kpi-label{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:1.2px;color:var(--text2)}
.kpi-value{font-size:32px;font-weight:900;line-height:1;margin-bottom:4px}
.kpi-sub{font-size:11px;color:var(--text2)}
.kpi-rate{font-weight:700;color:var(--accent,var(--purple));margin-right:3px}

/* CONTENT */
.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.col-left,.col-right{display:flex;flex-direction:column;gap:14px}

/* CARD */
.card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.card-header{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px}
.card-sub{font-size:9px;color:var(--text2);letter-spacing:.8px;text-transform:uppercase;margin-top:2px}
.card-body{padding:16px}
.active-badge{background:var(--green);color:#fff;font-size:9px;font-weight:700;padding:3px 8px;border-radius:4px;letter-spacing:.5px}

/* LEADERBOARD */
.lb-table{width:100%;border-collapse:collapse}
.lb-table th{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--text2);padding:8px 12px;border-bottom:1px solid var(--border)}
.lb-table td{padding:10px 12px;border-bottom:1px solid rgba(48,54,61,.4);font-size:13px}
.lb-table tr:last-child td{border-bottom:none}
.lb-table tr:hover td{background:rgba(255,255,255,.02)}
.offers-badge{display:inline-flex;align-items:center;justify-content:center;background:var(--purple);color:#fff;font-weight:800;font-size:12px;padding:2px 8px;border-radius:5px;min-width:36px}

/* OUTCOME */
.outcome-item{margin-bottom:12px}
.outcome-item:last-child{margin-bottom:0}
.outcome-hd{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}
.outcome-lbl{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:500}
.outcome-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.outcome-bar{height:6px;background:var(--bg3);border-radius:3px;overflow:hidden}
.outcome-fill{height:100%;border-radius:3px;transition:width .8s ease}

/* TABLE */
.table-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.table-toolbar{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px}
.search-input{padding:7px 12px;background:var(--bg3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:'Inter',sans-serif;font-size:12px;outline:none;width:260px;transition:border-color .2s}
.search-input:focus{border-color:var(--purple)}
.search-input::placeholder{color:var(--text3)}
.select-sm{padding:7px 10px;background:var(--bg3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:'Inter',sans-serif;font-size:12px;cursor:pointer;outline:none}
.record-count{font-size:12px;color:var(--text2);font-weight:500;white-space:nowrap}
.export-btn{padding:7px 12px;background:var(--bg3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:'Inter',sans-serif;font-size:12px;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap}
.export-btn:hover{border-color:var(--purple);color:var(--purple-l)}

.data-table{width:100%;border-collapse:collapse}
.data-table th{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.7px;color:var(--text2);padding:9px 14px;background:var(--bg3);border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}
.data-table td{padding:10px 14px;font-size:12px;border-bottom:1px solid rgba(48,54,61,.4);vertical-align:middle}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:rgba(255,255,255,.02)}

/* BADGES */
.badge{display:inline-flex;align-items:center;gap:3px;padding:2px 8px;border-radius:20px;font-size:10px;font-weight:600;white-space:nowrap}
.b-phuHop{background:rgba(16,185,129,.15);color:#10b981}
.b-khongPhuHop{background:rgba(239,68,68,.15);color:#ef4444}
.b-trung{background:rgba(107,114,128,.15);color:#9ca3af}
.b-luuTru{background:rgba(59,130,246,.15);color:#3b82f6}
.b-dangDaoTao{background:rgba(245,158,11,.15);color:#f59e0b}
.b-dangLamViec{background:rgba(16,185,129,.15);color:#10b981}
.b-nghiDuoi40{background:rgba(249,115,22,.15);color:#f97316}
.b-nghiTren40{background:rgba(239,68,68,.15);color:#ef4444}
.b-pvDat{background:rgba(168,85,247,.15);color:#a855f7}
.b-khac{background:rgba(107,114,128,.15);color:#9ca3af}

/* LÝ DO */
.lydo-item{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid rgba(48,54,61,.4);font-size:13px}
.lydo-item:last-child{border-bottom:none}
.lydo-count{font-weight:700;color:var(--text);background:var(--bg3);padding:2px 8px;border-radius:5px;font-size:12px}

/* CUSTOM MULTISELECT & DATE FILTER */
.custom-multiselect {
  position: relative;
  display: inline-block;
}
.multiselect-btn {
  padding: 6px 12px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  cursor: pointer;
  outline: none;
  min-width: 130px;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: border-color .2s;
}
.multiselect-btn:hover {
  border-color: var(--purple-l);
}
.multiselect-btn::after {
  content: '▼';
  font-size: 8px;
  color: var(--text2);
  margin-left: 8px;
}
.multiselect-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  z-index: 150;
  min-width: 180px;
  max-height: 250px;
  overflow-y: auto;
  padding: 6px;
  margin-top: 4px;
}
.multiselect-content.show {
  display: block;
}
.multiselect-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  color: var(--text);
  font-size: 12px;
  cursor: pointer;
  border-radius: 4px;
  user-select: none;
}
.multiselect-item:hover {
  background: var(--bg3);
}
.multiselect-item input[type="checkbox"] {
  cursor: pointer;
  accent-color: var(--purple);
}

.date-input-sm::-webkit-calendar-picker-indicator {
  filter: invert(0.8);
  cursor: pointer;
}

/* RESPONSIVE */
@media(max-width:1200px){
  .kpi-grid{grid-template-columns:repeat(3,1fr)}
  .content-grid{grid-template-columns:1fr}
}
@media(max-width:700px){
  .header{flex-wrap:wrap;gap:8px}
  .kpi-grid{grid-template-columns:1fr 1fr}
  .tabs{flex-wrap:wrap}
  .search-input{width:100%}
}