.biblio-ladder {
  scroll-margin-top: 68px;
}

:target {
  scroll-margin-top: 68px !important;
}

.biblio-ladder.biblio-mobile-collapsible {
  box-sizing: border-box !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 300 !important;
  max-height: 52px !important;
  padding: 0 !important;
  overflow: hidden !important;
  transition: max-height .18s ease, box-shadow .18s ease;
}

.biblio-ladder.biblio-mobile-collapsible > :not(.biblio-mobile-summary) {
  display: none !important;
}

.biblio-ladder.biblio-mobile-collapsible.is-open {
  max-height: min(72vh, 680px) !important;
  padding: 60px 14px 14px !important;
  overflow: auto !important;
  -webkit-overflow-scrolling: touch;
  box-shadow: 0 14px 34px rgba(0, 0, 0, .18) !important;
}

.biblio-ladder.biblio-mobile-collapsible.is-open > :not(.biblio-mobile-summary) {
  display: revert !important;
}

.biblio-ladder.biblio-mobile-collapsible .biblio-mobile-summary {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  min-height: 52px;
  margin: 0;
  padding: 7px 12px;
  border: 0;
  border-bottom: 1px solid rgba(145, 124, 80, .38);
  background: inherit;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.biblio-ladder.biblio-mobile-collapsible.is-open .biblio-mobile-summary {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
}

.biblio-mobile-copy {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  min-width: 0;
}

.biblio-mobile-heading {
  color: currentColor;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .12em;
  opacity: .66;
}

.biblio-mobile-current {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 13px;
  font-weight: 700;
}

.biblio-mobile-action {
  flex: 0 0 auto;
  min-width: 48px;
  padding: 4px 8px;
  border: 1px solid rgba(145, 124, 80, .55);
  border-radius: 5px;
  color: currentColor;
  background: rgba(255, 255, 255, .16);
  font-size: 11px;
  text-align: center;
}

.biblio-ladder.biblio-mobile-collapsible.is-open .biblio-mobile-node {
  display: block !important;
  margin: 6px 0 !important;
  border: 1px solid rgba(145, 124, 80, .30);
  border-radius: 7px;
  background: rgba(255, 255, 255, .10);
  overflow: hidden;
}

.biblio-mobile-node > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 36px;
  padding: 8px 10px;
  color: currentColor;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.biblio-mobile-node > summary::-webkit-details-marker {
  display: none;
}

.biblio-mobile-node > summary::after {
  content: "펼치기";
  flex: 0 0 auto;
  padding: 2px 7px;
  border: 1px solid rgba(145, 124, 80, .45);
  border-radius: 5px;
  color: currentColor;
  font-size: 10px;
  font-weight: 500;
  opacity: .78;
}

.biblio-mobile-node[open] > summary::after {
  content: "접기";
}

.biblio-mobile-node-body {
  padding: 0 10px 10px;
}

.biblio-mobile-node-body .biblio-spine-row,
.biblio-mobile-node-body .biblio-children,
.biblio-mobile-node-body .biblio-peers,
.biblio-mobile-node-body .biblio-site-root {
  margin: 0 !important;
  padding-top: 8px !important;
  border-top: 1px dotted rgba(145, 124, 80, .32) !important;
}

.biblio-mobile-node-body .biblio-spine-label {
  display: none !important;
}

@media (min-width: 821px) {
  .biblio-mobile-node {
    display: block;
  }

  .biblio-mobile-node > summary {
    display: none;
  }
}

@media (max-width: 820px) {
  .biblio-ladder.biblio-mobile-collapsible.is-open {
    max-height: min(58vh, 520px) !important;
  }

  .biblio-mobile-copy {
    display: block;
  }

  .biblio-mobile-heading {
    display: block;
    margin-bottom: 2px;
  }

  .biblio-mobile-current {
    display: block;
  }
}

@media (max-width: 640px) {
  .biblio-ladder.biblio-mobile-collapsible.is-open {
    max-height: 48vh !important;
  }
}