:root{
  --bg:#07111f;
  --panel:#0d1a2b;
  --panel-2:#12233a;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e2e8f0;
  --primary:#5b5cf0;
  --primary-2:#7c3aed;
  --accent:#22c55e;
  --danger:#ef4444;
  --warning:#f59e0b;
  --info:#0ea5e9;
  --sidebar-w:278px;
  --shadow:0 18px 50px rgba(15,23,42,.12);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:#f4f7fb;
  color:var(--text);
}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.hidden{display:none!important}
.app-shell{min-height:100vh}
.sidebar{
  position:fixed; inset:0 auto 0 0; width:var(--sidebar-w);
  background:
    radial-gradient(circle at 20% 10%, rgba(124,58,237,.35), transparent 32%),
    linear-gradient(180deg,#08111f 0%,#0d1a2b 58%,#111b2b 100%);
  color:#fff; padding:24px 18px; overflow-y:auto; z-index:50;
  transition:.28s ease;
}
.brand{display:flex;align-items:center;gap:12px;padding:8px 10px 24px}
.brand-mark{
  width:46px;height:46px;border-radius:16px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#7c3aed,#4f46e5 55%,#06b6d4);
  box-shadow:0 12px 28px rgba(79,70,229,.35);
}
.brand h1{font-size:18px;margin:0;letter-spacing:.2px}
.brand span{display:block;color:#9fb0c8;font-size:12px;margin-top:3px}
.nav-title{font-size:11px;text-transform:uppercase;letter-spacing:1.2px;color:#6f8199;padding:18px 12px 8px}
.nav{display:flex;flex-direction:column;gap:7px}
.nav a{
  display:flex;align-items:center;gap:12px;padding:12px 13px;
  border-radius:14px;color:#bdc9d8;transition:.2s ease;font-size:14px;
}
.nav a:hover,.nav a.active{background:rgba(255,255,255,.09);color:#fff;transform:translateX(2px)}
.nav a.active{box-shadow:inset 3px 0 0 #8b5cf6}
.nav svg{width:19px;height:19px;flex:0 0 auto}
.sidebar-footer{
  margin-top:28px;padding:16px;border:1px solid rgba(255,255,255,.09);
  border-radius:18px;background:rgba(255,255,255,.045)
}
.sidebar-footer strong{font-size:13px;display:block}
.sidebar-footer small{color:#8ea0b8;line-height:1.5;display:block;margin-top:5px}
.main{margin-left:var(--sidebar-w);min-height:100vh}
.topbar{
  position:sticky;top:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 28px;
  background:rgba(244,247,251,.86);
  border-bottom:1px solid rgba(226,232,240,.8);
  backdrop-filter:blur(18px)
}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:42px;height:42px;border:none;border-radius:14px;
  display:grid;place-items:center;background:#fff;color:#334155;
  box-shadow:0 8px 24px rgba(15,23,42,.08)
}
.menu-btn{display:none}
.search-box{
  display:flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:0 14px;min-width:290px;height:44px
}
.search-box input{border:none;outline:none;width:100%;background:transparent}
.user-chip{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);padding:7px 11px 7px 7px;border-radius:16px}
.avatar{
  width:38px;height:38px;border-radius:13px;
  background:linear-gradient(135deg,#c4b5fd,#67e8f9);
  display:grid;place-items:center;font-weight:800;color:#312e81
}
.user-chip strong{display:block;font-size:13px}
.user-chip span{display:block;color:var(--muted);font-size:11px;margin-top:2px}
.content{padding:28px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:24px}
.page-head h2{margin:0;font-size:30px;letter-spacing:-.7px}
.page-head p{margin:8px 0 0;color:var(--muted)}
.badge{
  display:inline-flex;align-items:center;gap:7px;padding:7px 10px;
  border-radius:999px;font-size:12px;font-weight:700
}
.badge.success{background:#dcfce7;color:#15803d}
.badge.warning{background:#fef3c7;color:#b45309}
.badge.danger{background:#fee2e2;color:#b91c1c}
.badge.info{background:#e0f2fe;color:#0369a1}
.badge.neutral{background:#eef2ff;color:#4338ca}
.grid{display:grid;gap:18px}
.grid.stats{grid-template-columns:repeat(4,minmax(0,1fr))}
.stat-card,.card{
  background:#fff;border:1px solid rgba(226,232,240,.85);
  border-radius:var(--radius);box-shadow:var(--shadow)
}
.stat-card{padding:20px;position:relative;overflow:hidden}
.stat-card:after{
  content:"";position:absolute;width:100px;height:100px;border-radius:50%;
  right:-34px;top:-38px;background:rgba(91,92,240,.08)
}
.stat-top{display:flex;justify-content:space-between;gap:14px}
.stat-icon{
  width:46px;height:46px;border-radius:16px;display:grid;place-items:center;
  background:#eef2ff;color:#4f46e5
}
.stat-card strong{display:block;font-size:28px;margin-top:18px}
.stat-card span{color:var(--muted);font-size:13px}
.delta{font-size:12px;color:#16a34a;font-weight:700}
.card{padding:22px}
.card-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.card-header h3{margin:0;font-size:17px}
.card-header p{margin:5px 0 0;color:var(--muted);font-size:13px}
.two-col{grid-template-columns:minmax(0,1.6fr) minmax(280px,.8fr)}
.three-col{grid-template-columns:repeat(3,minmax(0,1fr))}
.chart{
  height:270px;display:flex;align-items:flex-end;gap:12px;padding:20px 6px 4px;
  border-bottom:1px solid var(--line)
}
.chart-bar{flex:1;min-width:22px;background:linear-gradient(180deg,#7c3aed,#4f46e5);border-radius:12px 12px 4px 4px;position:relative}
.chart-bar span{position:absolute;bottom:-26px;left:50%;transform:translateX(-50%);font-size:11px;color:var(--muted)}
.progress-list{display:flex;flex-direction:column;gap:17px}
.progress-row{display:grid;grid-template-columns:1fr auto;gap:7px}
.progress-track{grid-column:1/3;height:9px;background:#edf2f7;border-radius:999px;overflow:hidden}
.progress-track i{display:block;height:100%;background:linear-gradient(90deg,#4f46e5,#8b5cf6);border-radius:inherit}
.table-wrap{overflow:auto;border-radius:18px;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;min-width:760px;background:#fff}
th,td{padding:15px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:13px}
th{background:#f8fafc;color:#475569;font-size:11px;text-transform:uppercase;letter-spacing:.7px}
tr:last-child td{border-bottom:none}
.person{display:flex;align-items:center;gap:10px}
.person .avatar{width:36px;height:36px;border-radius:12px;font-size:12px}
.action-row{display:flex;gap:8px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:43px;border:none;border-radius:14px;padding:0 16px;font-weight:700;font-size:13px;
  transition:.2s ease
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{color:#fff;background:linear-gradient(135deg,#5b5cf0,#7c3aed);box-shadow:0 10px 24px rgba(91,92,240,.24)}
.btn-secondary{background:#eef2ff;color:#4338ca}
.btn-success{background:#dcfce7;color:#15803d}
.btn-danger{background:#fee2e2;color:#b91c1c}
.btn-outline{background:#fff;color:#334155;border:1px solid var(--line)}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.toolbar-group{display:flex;gap:10px;flex-wrap:wrap}
.field,.select,.textarea{
  width:100%;border:1px solid var(--line);border-radius:14px;background:#fff;
  padding:12px 14px;outline:none;color:#0f172a
}
.field:focus,.select:focus,.textarea:focus{border-color:#8b5cf6;box-shadow:0 0 0 4px rgba(139,92,246,.1)}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.form-group label{display:block;font-size:12px;color:#475569;font-weight:700;margin-bottom:7px}
.form-group.full{grid-column:1/-1}
.textarea{min-height:120px;resize:vertical}
.mobile-overlay{display:none}
.login-page{
  min-height:100vh;display:grid;grid-template-columns:1.08fr .92fr;
  background:
    radial-gradient(circle at 15% 20%,rgba(99,102,241,.16),transparent 32%),
    #f7f8fc;
}
.login-visual{
  position:relative;overflow:hidden;padding:50px;
  background:
    linear-gradient(145deg,rgba(5,12,25,.96),rgba(20,32,58,.94)),
    radial-gradient(circle at 65% 20%,#7c3aed,transparent 35%);
  color:#fff;display:flex;flex-direction:column;justify-content:space-between
}
.login-visual:before,.login-visual:after{
  content:"";position:absolute;border-radius:50%;filter:blur(2px)
}
.login-visual:before{width:390px;height:390px;background:rgba(124,58,237,.28);top:-100px;right:-80px}
.login-visual:after{width:300px;height:300px;background:rgba(6,182,212,.18);bottom:-100px;left:-60px}
.login-copy{position:relative;z-index:1;max-width:620px}
.login-copy h2{font-size:48px;line-height:1.08;margin:0 0 18px;letter-spacing:-1.8px}
.login-copy p{color:#b8c5d8;line-height:1.8;font-size:16px}
.feature-pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.feature-pills span{padding:10px 13px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);font-size:12px}
.login-panel{display:grid;place-items:center;padding:34px}
.login-card{width:min(100%,470px);background:#fff;border:1px solid var(--line);border-radius:30px;padding:34px;box-shadow:0 28px 80px rgba(15,23,42,.13)}
.login-card h1{font-size:30px;margin:0}
.login-card p{color:var(--muted);line-height:1.6}
.login-card .form-group{margin-top:16px}
.login-switch{display:flex;background:#f1f5f9;border-radius:14px;padding:4px;margin:18px 0}
.login-switch a{flex:1;text-align:center;padding:10px;border-radius:11px;font-size:13px;font-weight:700;color:#64748b}
.login-switch a.active{background:#fff;color:#4338ca;box-shadow:0 6px 18px rgba(15,23,42,.08)}
.camera-card{
  background:
    radial-gradient(circle at 30% 10%,rgba(139,92,246,.28),transparent 28%),
    linear-gradient(145deg,#07101f,#14233d);
  color:#fff;border-radius:30px;padding:22px;min-height:480px;position:relative;overflow:hidden
}
.camera-frame{
  min-height:360px;border-radius:24px;border:1px solid rgba(255,255,255,.15);
  background:linear-gradient(180deg,#0d1b30,#0b1424);
  display:grid;place-items:center;position:relative;overflow:hidden
}
.camera-frame video{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.face-guide{
  width:190px;height:240px;border:2px solid rgba(255,255,255,.85);
  border-radius:48% 48% 42% 42%;position:relative;z-index:2;
  box-shadow:0 0 0 999px rgba(3,8,16,.34)
}
.scan-line{
  position:absolute;left:11%;right:11%;height:2px;background:#67e8f9;
  box-shadow:0 0 16px #67e8f9;animation:scan 2.3s ease-in-out infinite;z-index:3
}
@keyframes scan{0%,100%{top:20%}50%{top:80%}}
.camera-status{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px}
.dot-live{width:9px;height:9px;border-radius:50%;background:#22c55e;box-shadow:0 0 12px #22c55e}
.attendance-hero{
  display:grid;grid-template-columns:1.1fr .9fr;gap:18px
}
.hero-card{
  background:
    radial-gradient(circle at 70% 5%,rgba(124,58,237,.33),transparent 28%),
    linear-gradient(145deg,#07111f,#132643);
  color:#fff;border-radius:30px;padding:28px;box-shadow:0 24px 70px rgba(15,23,42,.18)
}
.hero-card h2{font-size:36px;margin:8px 0 10px}
.hero-card p{color:#b8c5d8;line-height:1.7}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.time-display{font-size:52px;font-weight:800;letter-spacing:-2px;margin:12px 0 0}
.mini-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}
.mini-card{padding:15px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.09)}
.mini-card small{color:#9db0ca}
.mini-card strong{display:block;margin-top:5px}
.calendar{
  display:grid;grid-template-columns:repeat(7,1fr);gap:8px
}
.calendar div{aspect-ratio:1;border-radius:13px;background:#f8fafc;display:grid;place-items:center;font-size:12px;color:#475569;position:relative}
.calendar .head{background:transparent;font-weight:700;color:#94a3b8;aspect-ratio:auto;padding:5px}
.calendar .present{background:#dcfce7;color:#15803d;font-weight:700}
.calendar .late{background:#fef3c7;color:#b45309;font-weight:700}
.calendar .leave{background:#e0f2fe;color:#0369a1;font-weight:700}
.calendar .absent{background:#fee2e2;color:#b91c1c;font-weight:700}
.timeline{display:flex;flex-direction:column;gap:0}
.timeline-item{display:grid;grid-template-columns:20px 1fr;gap:12px}
.timeline-line{display:flex;flex-direction:column;align-items:center}
.timeline-line i{width:10px;height:10px;border-radius:50%;background:#6366f1;margin-top:6px}
.timeline-line:after{content:"";width:2px;flex:1;background:#e2e8f0;min-height:50px}
.timeline-item:last-child .timeline-line:after{display:none}
.timeline-content{padding-bottom:18px}
.timeline-content strong{font-size:13px}
.timeline-content p{margin:5px 0 0;color:var(--muted);font-size:12px;line-height:1.6}
.kpi-ring{
  width:150px;height:150px;border-radius:50%;
  background:conic-gradient(#6366f1 0 86%,#e2e8f0 86% 100%);
  display:grid;place-items:center;margin:auto
}
.kpi-ring:after{
  content:"86%";width:116px;height:116px;border-radius:50%;background:#fff;
  display:grid;place-items:center;font-size:28px;font-weight:800;color:#312e81
}
.toast{
  position:fixed;right:22px;bottom:22px;z-index:100;
  background:#0f172a;color:#fff;padding:14px 17px;border-radius:14px;
  box-shadow:0 18px 50px rgba(15,23,42,.28);display:none
}
@media(max-width:1180px){
  .grid.stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .two-col,.attendance-hero{grid-template-columns:1fr}
}
@media(max-width:900px){
  .sidebar{transform:translateX(-105%)}
  body.sidebar-open .sidebar{transform:translateX(0)}
  .main{margin-left:0}
  .menu-btn{display:grid}
  .search-box{display:none}
  .mobile-overlay{display:block;position:fixed;inset:0;background:rgba(2,6,23,.48);opacity:0;pointer-events:none;z-index:45;transition:.25s}
  body.sidebar-open .mobile-overlay{opacity:1;pointer-events:auto}
  .login-page{grid-template-columns:1fr}
  .login-visual{display:none}
}
@media(max-width:640px){
  .topbar{padding:13px 16px}
  .content{padding:18px 14px 30px}
  .page-head{align-items:flex-start;flex-direction:column}
  .page-head h2{font-size:25px}
  .grid.stats,.three-col,.form-grid,.mini-cards{grid-template-columns:1fr}
  .card,.stat-card{border-radius:20px}
  .user-chip div:last-child{display:none}
  .toolbar{align-items:stretch}
  .toolbar-group{width:100%}
  .toolbar-group>*{flex:1}
  .btn{min-height:46px}
  .login-panel{padding:18px}
  .login-card{padding:25px;border-radius:24px}
  .camera-card{padding:14px}
  .camera-frame{min-height:310px}
  .time-display{font-size:42px}
}