.booklib-label {
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0.75;
  margin-bottom: 4px;
}
.booklib-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
 
#booklib-book { flex: 0 1 40%; min-width: 150px; }
#booklib-chapter { flex: 1 1 55%; min-width: 180px; }
#booklib-chapter:disabled { opacity: 0.55; }
.booklib-status {
  font-size: var(--fs-sm);
  margin-top: 5px;
  line-height: 1.35;
}