:root {
  --lis-primary: #0b5b6b;
  --lis-primary-dark: #073e48;
  --lis-accent: #1aa39b;
}

body {
  background-color: #f4f7f8;
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.app-navbar {
  background: linear-gradient(90deg, var(--lis-primary-dark), var(--lis-primary));
}

.app-navbar .nav-link {
  font-size: 0.92rem;
}

.card {
  border: none;
  border-radius: 0.6rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.card-header {
  background-color: #fff;
  border-bottom: 1px solid #edf1f2;
  font-weight: 600;
  color: var(--lis-primary-dark);
}

.kpi-card {
  border-left: 4px solid var(--lis-accent);
}

.kpi-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--lis-primary-dark);
}

.table thead th {
  background-color: #eef4f5;
  color: var(--lis-primary-dark);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.badge {
  font-weight: 500;
}

.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top left, #0e6b7d, #082e36 70%);
}

.login-card {
  width: 100%;
  max-width: 400px;
  border-radius: 0.8rem;
}

.specimen-label {
  border: 1px dashed #999;
  border-radius: 4px;
  padding: 10px 14px;
  font-family: "Courier New", monospace;
  background: #fff;
}

.barcode {
  font-family: "Libre Barcode 39", monospace;
  letter-spacing: 2px;
}

@media print {
  .app-navbar, .no-print, footer { display: none !important; }
  main { padding: 0 !important; }
}