:root{
  --bg:#f4f7fb;
  --card:#ffffff;
  --ink:#0f172a;
  --muted:#64748b;
  --primary:#1f3a8a;
  --accent:#22c55e;
  --border:#e6edf7;
  --shadow: 0 18px 40px rgba(15,23,42,.08);
  --shadow-sm: 0 10px 25px rgba(15,23,42,.06);
  --radius: 18px;

  --sidebar:#0b2238;
  --sidebar-2:#0d2a44;
  --sidebar-text: rgba(255,255,255,.86);
  --sidebar-muted: rgba(255,255,255,.62);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif;
}

a{color:inherit;text-decoration:none}
small,.small{color:var(--muted)}
.container-fluid{padding:0}

.card{
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.card .card-header{
  background: transparent;
  border-bottom:1px solid var(--border);
  padding: 16px 18px;
}
.card .card-body{padding: 18px}

.btn{
  border-radius: 14px;
  font-weight: 800;
}
.btn-primary{
  background: var(--primary);
  border-color: var(--primary);
}
.btn-success{
  background: var(--accent);
  border-color: var(--accent);
}
.btn-outline-light{
  border-color: rgba(255,255,255,.22);
  color: var(--sidebar-text);
}
.btn-outline-light:hover{
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.22);
  color: #fff;
}

.badge{
  border-radius: 999px;
  padding: 8px 10px;
  font-weight: 800;
}

.kpi{
  display:grid;
  grid-template-columns: repeat(4, minmax(220px, 1fr));
  gap: 14px;
}
@media(max-width:1200px){.kpi{grid-template-columns:repeat(2, minmax(220px, 1fr));}}
@media(max-width:650px){.kpi{grid-template-columns:1fr;}}

.kpi-card{
  border:1px solid var(--border);
  border-radius: 18px;
  background: var(--card);
  box-shadow: var(--shadow-sm);
  padding: 16px;
}
.kpi-card .label{font-size:12px;color:var(--muted);font-weight:900}
.kpi-card .value{font-size:28px;font-weight:1000;line-height:1;margin-top:8px}
.kpi-card .trend{font-size:12px;color:var(--muted);margin-top:8px}

.app{
  min-height:100vh;
  display:grid;
  grid-template-columns: 280px 1fr;
}
@media(max-width:992px){
  .app{grid-template-columns:1fr;}
  .sidebar{position:sticky;top:0;z-index:1000;}
}

.sidebar{
  background: linear-gradient(180deg, var(--sidebar), var(--sidebar-2));
  padding: 18px;
  border-right: 1px solid rgba(255,255,255,.06);
}
.brand{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding: 12px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,.06);
}
.brand .title{
  font-weight: 1000;
  letter-spacing: .2px;
  color: #fff;
}
.brand .sub{
  font-size: 12px;
  color: var(--sidebar-muted);
}
.brand .pill{
  font-size: 11px;
  font-weight: 900;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(34,197,94,.18);
  color: #b9f6d1;
}

.side-nav{margin-top: 14px; display:grid; gap: 8px;}
.side-link{
  display:flex; align-items:center; justify-content:space-between;
  padding: 12px 12px;
  border-radius: 16px;
  color: var(--sidebar-text);
  background: transparent;
  border: 1px solid rgba(255,255,255,.08);
  transition: .15s ease;
}
.side-link:hover{background: rgba(255,255,255,.06);}
.side-link.active{
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.14);
}
.side-link .left{display:flex;align-items:center;gap:10px}
.dot{
  width:10px;height:10px;border-radius:999px;
  background: rgba(255,255,255,.35);
}
.side-link.active .dot{background: var(--accent)}

.main{
  padding: 18px 20px 34px 20px;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  padding: 14px 16px;
  margin-bottom: 16px;
}
.page-title{
  font-size: 18px;
  font-weight: 1000;
  margin: 0;
}
.breadcrumb-mini{
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}
.top-actions{
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
  align-items:center;
}

.table{
  --bs-table-bg: transparent;
}
.table thead th{
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #475569;
}
.table td{vertical-align: middle;}

.form-control, .form-select{
  border-radius: 14px;
  border-color: var(--border);
  padding: 12px 12px;
}
.form-control:focus, .form-select:focus{
  border-color: rgba(31,58,138,.35);
  box-shadow: 0 0 0 .2rem rgba(31,58,138,.12);
}

.auth-wrap{
  min-height: 100vh;
  display:grid;
  place-items:center;
  padding: 24px;
}
.auth-card{
  width: min(980px, 100%);
  overflow:hidden;
}
.auth-grid{
  display:grid;
  grid-template-columns: 1.2fr 1fr;
}
@media(max-width:992px){.auth-grid{grid-template-columns:1fr}}
.auth-left{
  padding: 26px;
  background: linear-gradient(135deg, rgba(31,58,138,.10), rgba(34,197,94,.10));
}
.auth-right{
  padding: 26px;
  background: #fff;
}