.card .card-header.item-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: #fff;
  border-bottom: 1px solid #dee2e6;
}
.source-block:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.section-title {
  font-weight: 600;
}
.qty-input {
  max-width: 110px;
}
.chev {
  display: inline-block;
  transition: transform 0.2s ease;
}
.item-toggle[aria-expanded="true"] .chev {
  transform: rotate(90deg);
}
.allocation-card {
  background-color: #f8f9fa;
  border: 1px solid #dee2e6;
}


.sa-divider {
  display: block;
  height: 3px;
  background-color: var(--bs-secondary);
  margin-top: .5rem;
  padding: auto;
}