.delivery-split {
  margin-top: 1rem;
  padding: .8rem;
  background: #f4f8f5;
  border: 1px solid #dce4dc;
  border-radius: .55rem;
  min-width: 0;
}
.delivery-split label { display: block; }
.delivery-split fieldset {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 10rem), 1fr));
  gap: .55rem;
  border: 1px solid #dce4dc;
  margin: .8rem 0 0;
  padding: .7rem;
  min-width: 0;
}
.delivery-split legend { padding: 0 .25rem; }
.delivery-split input, .delivery-split select { width: 100%; min-width: 0; }
#deliverySplitInquiry { margin: .35rem 0 .7rem; }

.delivery-split-quantities:not([hidden]) {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 6.5rem), 1fr));
  gap: .5rem;
  align-items: start;
}
.delivery-split-quantities > :not(fieldset) { grid-column: 1 / -1; margin: 0; }
.delivery-split-quantities fieldset { margin: 0; padding: .45rem; }