:root{
  --brand:#2563eb;
  --brand-dark:#1e40af;
  --bg:#f1f5f9;
  --surface:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --border:#e2e8f0;
  --green:#16a34a;--green-bg:#dcfce7;
  --red:#dc2626;--red-bg:#fee2e2;
  --orange:#ea580c;--orange-bg:#ffedd5;
  --blue:#2563eb;--blue-bg:#dbeafe;
  --radius:12px;
  --shadow:0 1px 3px rgba(15,23,42,.08),0 1px 2px rgba(15,23,42,.04);
  font-family:'Segoe UI',Arial,system-ui,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
h1,h2,h3{margin:0 0 .4em}
h1{font-size:1.5rem}h2{font-size:1.15rem}

/* ---------- Layout ---------- */
.app{display:flex;min-height:100vh}
.sidebar{width:240px;background:#0f172a;color:#cbd5e1;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.sidebar .brand{display:flex;align-items:center;gap:10px;padding:18px 18px;border-bottom:1px solid #1e293b}
.sidebar .brand img{width:34px;height:34px;object-fit:contain;border-radius:8px;background:#fff;padding:2px}
.sidebar .brand-name{font-weight:700;color:#fff;font-size:15px;line-height:1.1}
.sidebar .brand-sub{font-size:11px;color:#64748b}
.nav{padding:10px 0;flex:1;overflow-y:auto}
.nav a{display:flex;align-items:center;gap:10px;padding:11px 20px;color:#cbd5e1;font-weight:500;border-left:3px solid transparent}
.nav a:hover{background:#1e293b;color:#fff}
.nav a.active{background:#1e293b;color:#fff;border-left-color:var(--brand)}
.nav .ico{width:18px;text-align:center;opacity:.85}
.sidebar .foot{padding:14px 20px;border-top:1px solid #1e293b;font-size:12px;color:#64748b}

.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:14px 26px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20}
.topbar .who{display:flex;align-items:center;gap:14px;color:var(--muted)}
.topbar .clock{font-variant-numeric:tabular-nums;font-weight:600;color:var(--text)}
.content{padding:26px;max-width:1200px;width:100%}

/* ---------- Cards ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.card h2{display:flex;align-items:center;justify-content:space-between}
.grid{display:grid;gap:18px}
.grid.kpi{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.grid.two{grid-template-columns:1fr 1fr}
@media(max-width:900px){.grid.two{grid-template-columns:1fr}}

.kpi-card{border-radius:var(--radius);padding:18px 20px;color:#fff;box-shadow:var(--shadow)}
.kpi-card .n{font-size:2.1rem;font-weight:700;line-height:1}
.kpi-card .l{opacity:.9;margin-top:6px;font-weight:500}
.kpi-green{background:linear-gradient(135deg,#16a34a,#15803d)}
.kpi-red{background:linear-gradient(135deg,#dc2626,#b91c1c)}
.kpi-orange{background:linear-gradient(135deg,#ea580c,#c2410c)}
.kpi-blue{background:linear-gradient(135deg,#2563eb,#1e40af)}
.kpi-slate{background:linear-gradient(135deg,#475569,#334155)}

/* ---------- Tables ---------- */
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}
th{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);background:#f8fafc}
tbody tr:hover{background:#f8fafc}
.row-late{background:var(--orange-bg)!important}
.row-absent{background:var(--red-bg)!important}

/* ---------- Badges ---------- */
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}
.b-present{background:var(--green-bg);color:var(--green)}
.b-late{background:var(--orange-bg);color:var(--orange)}
.b-absent{background:var(--red-bg);color:var(--red)}
.b-leave,.b-on_leave{background:var(--blue-bg);color:var(--blue)}
.b-half-day{background:#fef9c3;color:#a16207}
.b-holiday{background:#e2e8f0;color:#475569}
.tag{font-size:11px;padding:2px 7px;border-radius:6px;background:#e2e8f0;color:#475569;font-weight:600}

/* ---------- Forms & buttons ---------- */
label{display:block;font-weight:600;font-size:13px;margin:0 0 5px;color:#334155}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:9px;font:inherit;background:#fff;color:var(--text)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
.field{margin-bottom:14px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border:0;border-radius:9px;background:var(--brand);color:#fff;font-weight:600;cursor:pointer;font-size:14px}
.btn:hover{background:var(--brand-dark)}
.btn.sm{padding:6px 11px;font-size:13px}
.btn.ghost{background:#eef2ff;color:var(--brand)}
.btn.ghost:hover{background:#e0e7ff}
.btn.danger{background:var(--red)}.btn.danger:hover{background:#b91c1c}
.btn.gray{background:#e2e8f0;color:#334155}.btn.gray:hover{background:#cbd5e1}
.btn.green{background:var(--green)}.btn.green:hover{background:#15803d}
.btn.block{width:100%;justify-content:center}
.btn.big{padding:16px 28px;font-size:17px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.toolbar form{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.spacer{flex:1}

/* ---------- Flash ---------- */
.flashes{margin-bottom:16px}
.flash{padding:12px 16px;border-radius:10px;margin-bottom:8px;font-weight:500;border:1px solid transparent}
.flash.success{background:var(--green-bg);color:#166534;border-color:#bbf7d0}
.flash.danger{background:var(--red-bg);color:#991b1b;border-color:#fecaca}
.flash.warning{background:#fef9c3;color:#854d0e;border-color:#fde68a}
.flash.info{background:var(--blue-bg);color:#1e40af;border-color:#bfdbfe}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;background:rgba(15,23,42,.55);display:none;align-items:center;justify-content:center;z-index:50;padding:20px}
.modal.open{display:flex}
.modal .box{background:#fff;border-radius:14px;max-width:560px;width:100%;padding:24px;max-height:90vh;overflow-y:auto}
.modal .box h2{margin-bottom:16px}
.muted{color:var(--muted)}
.right{text-align:right}
.center{text-align:center}
.mt{margin-top:16px}
.hint{font-size:12px;color:var(--muted);margin-top:4px}
.pill-live{width:8px;height:8px;border-radius:50%;background:var(--green);display:inline-block;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}

/* ---------- Login ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e293b,#0f172a);padding:20px}
.login-card{background:#fff;border-radius:18px;box-shadow:0 20px 50px rgba(0,0,0,.35);width:100%;max-width:400px;padding:34px}
.login-card .logo{text-align:center;margin-bottom:8px}
.login-card .logo img{max-height:60px}
.login-card h1{text-align:center;font-size:1.35rem;margin-bottom:2px}
.login-card .sub{text-align:center;color:var(--muted);margin-bottom:22px;font-size:13px}
.chart-box{position:relative;height:260px}