:root{--bg:#eef2f7;--card:#fff;--ink:#172033;--muted:#64748b;--primary:#1a56db;--primary-dark:#143e9e;--line:#e3e8ef;--sidebar:#0f1c33;--sidebar-ink:#cbd5e1;--danger:#dc2626;--success:#15803d;--radius:16px;--shadow:0 10px 30px rgba(15,23,42,.07)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;line-height:1.5}

/* ---------- Layout ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{width:250px;flex:0 0 250px;background:var(--sidebar);color:var(--sidebar-ink);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:10px;padding:22px 20px;color:#fff;text-decoration:none;font-weight:800;font-size:16px}
.brand-logo{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;font-weight:900;font-size:13px}
.nav{flex:1;padding:6px 12px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}
.nav a{color:var(--sidebar-ink);text-decoration:none;padding:10px 12px;border-radius:10px;font-weight:600;font-size:14px}
.nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-group{margin:14px 12px 6px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:#64748b}
.sidebar-user{display:flex;align-items:center;gap:10px;padding:16px;border-top:1px solid rgba(255,255,255,.08)}
.avatar{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#22c55e,#15803d);color:#fff;font-weight:800}
.sidebar-user-info{flex:1;min-width:0}
.sidebar-user-info strong{display:block;color:#f1f5f9;font-size:13px}
.sidebar-user-info span{font-size:12px;color:#94a3b8;text-transform:capitalize}
.logout{color:#fca5a5;font-size:12px;font-weight:700;text-decoration:none}
.logout:hover{color:#fecaca}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 36px;background:var(--card);border-bottom:1px solid var(--line)}
.topbar-title h1{margin:2px 0 0;font-size:24px}
.topbar-eyebrow{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:var(--primary)}
.content{flex:1;width:min(1180px,calc(100% - 48px));margin:0 auto;padding:32px 0 60px}
.footer{text-align:center;color:var(--muted);padding:20px;font-size:13px}

/* ---------- Buttons / badges ---------- */
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);border-radius:10px;padding:10px 18px;background:#fff;color:var(--ink);text-decoration:none;font-weight:700;font-size:14px;line-height:1;cursor:pointer;transition:background .15s,border-color .15s,box-shadow .15s,transform .1s;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.button:hover{border-color:#cbd5e1;background:#f8fafc}
.button:active{transform:translateY(1px)}
.button:focus-visible{outline:2px solid #bfdbfe;outline-offset:2px}
.button.primary{border-color:var(--primary);background:var(--primary);color:#fff}
.button.primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}
.button.danger{border-color:#fecaca;color:var(--danger)}
.button.danger:hover{background:#fef2f2;border-color:#fca5a5}
.danger-button{border-color:#fecaca;color:var(--danger)}
.danger-button:hover{background:#fef2f2;border-color:#fca5a5}
.button.sm{height:32px;padding:0 14px;font-size:12.5px;border-radius:999px}
.btn-block{width:100%}
.badge,.status{display:inline-flex;align-items:center;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:800}
.badge{background:#eef2ff;color:#3730a3}
.badge-admin{background:#fef3c7;color:#92400e}
.badge-staff{background:#e0f2fe;color:#075985}
.status-1{background:#dcfce7;color:#14532d}
.status-2{background:#e0f2fe;color:#075985}
.status-3{background:#fef3c7;color:#92400e}
.status-4{background:#fee2e2;color:#991b1b}

/* ---------- Alerts ---------- */
.alert{padding:13px 16px;margin-bottom:18px;border-radius:12px;font-weight:600;font-size:14px}
.alert.success{background:#dcfce7;color:#14532d}
.alert.error{background:#fee2e2;color:#7f1d1d}

/* ---------- Page head / hero ---------- */
.page-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.page-head h1{margin:6px 0;font-size:30px}
.page-head p{margin:0;color:#4b5563}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:800;color:var(--primary)}
.hero{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px;padding:30px;border-radius:22px;background:linear-gradient(135deg,#dbeafe,#fff 50%,#fef9c3);border:1px solid var(--line)}
.hero h1{margin:8px 0;font-size:32px}
.hero p{margin:0;color:#4b5563;max-width:60ch}

/* ---------- Cards / panels ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.cards.compact .card{padding:18px}
.card,.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card{padding:24px;position:relative;overflow:hidden}
.card::after{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--primary),#38bdf8)}
.card:nth-child(2)::after{background:linear-gradient(90deg,#22c55e,#4ade80)}
.card:nth-child(3)::after{background:linear-gradient(90deg,#f59e0b,#fbbf24)}
.card:nth-child(4)::after{background:linear-gradient(90deg,#ef4444,#f87171)}
.card span{display:block;color:var(--muted);font-weight:700;font-size:13px}
.card strong{display:block;margin-top:6px;font-size:30px}
.card.danger strong{color:var(--danger)}
.grid.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.panel{padding:20px;overflow:hidden}

/* ---------- BI Insights ---------- */
.insight{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:18px;margin-top:18px}
.insight .panel h2{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px}
.insight .panel h2 span{font-size:12px;font-weight:600;color:var(--muted)}
.bar-row{display:flex;align-items:center;gap:12px;margin-bottom:11px;font-size:14px}
.bar-label{flex:0 0 150px;color:#475569;font-weight:600;line-height:1.3}
.bar-label small{display:block;color:var(--muted);font-weight:500;font-size:12px}
.bar-track{flex:1;background:#f1f5f9;border-radius:8px;height:22px;overflow:hidden}
.bar-fill{height:100%;border-radius:8px;background:linear-gradient(90deg,var(--primary),#38bdf8)}
.bar-fill.k1{background:linear-gradient(90deg,#22c55e,#4ade80)}
.bar-fill.k2{background:linear-gradient(90deg,#38bdf8,#22d3ee)}
.bar-fill.k3{background:linear-gradient(90deg,#f59e0b,#fbbf24)}
.bar-fill.k4{background:linear-gradient(90deg,#ef4444,#f87171)}
.bar-value{flex:0 0 92px;text-align:right;font-variant-numeric:tabular-nums;color:#64748b}
.bar-pct{flex:0 0 52px;text-align:right;font-weight:700;font-variant-numeric:tabular-nums}
.insight-note{font-size:12px;color:var(--muted);margin-top:14px}

/* ---------- Dashboard Charts ---------- */
.dash-top{margin-top:2px}
.dash-stacked{margin-top:18px}
.chart-box{position:relative;height:300px}
.chart-box.big{height:320px}
.chart-box.tall{height:340px}
.legend-row{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--line)}
.legend-row:last-of-type{border-bottom:none}
.legend-dot{flex:0 0 14px;height:14px;border-radius:50%}
.legend-text{flex:1;line-height:1.35}
.legend-text strong{display:block;font-size:14px}
.legend-text small{color:var(--muted)}
.legend-pct{flex:0 0 auto;font-weight:700;font-variant-numeric:tabular-nums}
.table-panel{padding:0;overflow:auto}

table{width:100%;border-collapse:collapse}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#64748b;background:#f8fafc}
td small{display:block;margin-top:3px;color:var(--muted)}
code{background:#f1f5f9;border-radius:6px;padding:2px 7px;font-size:12px}
.actions{display:flex;align-items:center;gap:6px;white-space:nowrap}
.actions a{display:inline-flex;align-items:center;gap:5px;height:30px;padding:0 13px;border:1px solid #cbd5e1;border-radius:999px;background:#fff;color:var(--primary);text-decoration:none;font-size:12.5px;font-weight:700;line-height:1;white-space:nowrap;box-shadow:0 1px 2px rgba(15,23,42,.05);transition:background .15s,border-color .15s,transform .1s}
.actions a:hover{background:#eff6ff;border-color:#93c5fd;transform:translateY(-1px)}
.actions a:active{transform:translateY(0)}
.actions .danger-link{border-color:#fecaca;color:var(--danger)}
.actions .danger-link:hover{background:#fef2f2;border-color:#fca5a5}
.table-footer{padding:12px 16px;color:var(--muted);font-weight:600;font-size:13px}
.empty{text-align:center;color:var(--muted);padding:34px}

/* ---------- Filters ---------- */
.filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.filter .button{height:44px}
.filter-controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px;flex:1 1 100%}
.filter-actions{display:flex;flex-wrap:wrap;gap:10px;margin-left:auto}
.filter input,.filter select,.form input,.form select,.form textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:11px 12px;background:#fff;color:var(--ink);font:inherit}
.filter input:focus,.filter select:focus,.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid #bfdbfe;border-color:var(--primary)}

/* ---------- Forms ---------- */
.form label{display:block;margin-bottom:18px;font-weight:700;font-size:14px}
.form label input,.form label select,.form label textarea{margin-top:7px;font-weight:400}
.form label small{color:var(--muted);font-weight:400}
.form-narrow{max-width:560px}
.form-actions{display:flex;gap:10px;margin-top:8px}
.checkbox-row{display:flex;align-items:center;gap:10px;font-weight:600}
.checkbox-row input{width:auto}
.preview,.detail-image{max-width:240px;border-radius:14px;border:1px solid var(--line);margin:6px 0}

/* ---------- Detail ---------- */
.detail dl{display:grid;grid-template-columns:220px 1fr;gap:12px 20px}
.detail dt{font-weight:700;color:#475569}
.detail dd{margin:0}
.detail-image{max-width:320px}

/* ---------- Pagination ---------- */
.pagination{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px;margin-top:20px}
.pg{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);text-decoration:none;font-weight:700;font-size:14px}
a.pg:hover{border-color:var(--primary);color:var(--primary)}
.pg-active{background:var(--primary);border-color:var(--primary);color:#fff}
.pg-disabled{color:#cbd5e1;background:#f8fafc;cursor:not-allowed}
.pg-sep{border-color:transparent;background:none;cursor:default}
.pagination-info{text-align:center;color:var(--muted);margin:12px 0 0;font-size:14px}

/* ---------- Sortable headers ---------- */
.th-sort{padding:0}
.th-link{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:13px 16px;color:#64748b;text-decoration:none;font-size:11px;text-transform:uppercase;letter-spacing:.08em;font-weight:800;white-space:nowrap}
.th-link:hover{color:var(--primary)}
.sort-arrow{font-size:12px}
.sort-arrow-on{color:var(--primary)}
.sort-arrow-off{color:#cbd5e1}

/* ---------- Login ---------- */
.auth-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#0f1c33 0%,#1e3a8a 55%,#3b82f6 100%);padding:20px}
.auth-wrap{width:100%;max-width:420px}
.auth-card{background:#fff;border-radius:20px;padding:36px 32px;box-shadow:0 30px 80px rgba(0,0,0,.35)}
.auth-brand{text-align:center;margin-bottom:26px}
.auth-logo{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;font-weight:900;font-size:18px;margin-bottom:12px}
.auth-brand h1{margin:0 0 6px;font-size:22px}
.auth-brand p{margin:0;color:var(--muted);font-size:14px}
.auth-form label{display:block;margin-bottom:16px;font-weight:700;font-size:14px}
.auth-form input{margin-top:7px;width:100%;border:1px solid var(--line);border-radius:11px;padding:12px;font:inherit}
.auth-form input:focus{outline:2px solid #bfdbfe;border-color:var(--primary)}
.auth-hint{text-align:center;color:var(--muted);font-size:13px;margin:18px 0 0}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .layout{flex-direction:column}
  .sidebar{width:100%;flex:none;height:auto;position:static}
  .nav{flex-direction:row;flex-wrap:wrap;padding:8px 16px}
  .nav-group{display:none}
  .sidebar-user{display:none}
  .content{width:min(100% - 24px,1180px)}
  .topbar{padding:16px 20px}
  .topbar .button{display:none}
  .cards,.grid.two{grid-template-columns:1fr}
  .filter-controls{grid-template-columns:1fr 1fr}
  .insight{grid-template-columns:1fr}
  .chart-box,.chart-box.big,.chart-box.tall{height:260px}
  .detail dl{grid-template-columns:1fr}
  th,td{padding:11px 12px}
  .actions a{height:28px;padding:0 10px;font-size:12px}
  .hero{padding:22px}
  .hero h1{font-size:26px}
}