/* Index card disclosure (collapsible file previews) */
.card-index-disclosure {
  margin: 0;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-index-disclosure summary {
  cursor: pointer;
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  justify-content: space-between;
}

.card-index-disclosure summary::-webkit-details-marker {
  display: none;
}

.card-summary-top {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.card-summary-top .card-title {
  flex: 1;
}

/* Index card title */
.card-title {
  font-size: 1.6rem;
  margin: 0.25rem 0 -0.1rem;
}

.summary-notes {
  font-size: 0.85rem;
  line-height: 1.3;
  color: var(--text-light);
  margin: 0.1rem 0 0;
  flex: 1;
  min-height: 0;
  max-height: 2.5rem;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to bottom, black 30%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 30%, transparent 100%);
}

.summary-notes-empty {
  font-style: italic;
  font-weight: 400;
}

.card-index-disclosure[open] .summary-notes {
  display: none;
}

.card-summary-bottom {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  margin-top: auto;
  cursor: pointer;
}

.card-summary-bottom .card-file-types {
  margin-left: auto;
}