/* 影印图谱：灯箱与检索框 */
#lk-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 10, 5, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  cursor: zoom-out;
}
#lk-overlay.open { display: flex; }
#lk-overlay .lk-img {
  max-width: 94vw;
  max-height: 92vh;
  border: 3px solid #fff;
  border-radius: 4px;
  background: #fff;
  box-shadow: 0 0 40px rgba(0,0,0,0.6);
}
#lk-overlay .lk-close {
  position: absolute;
  top: 18px;
  right: 28px;
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}

.gallery-search {
  margin: 0 0 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  border: 1px solid var(--gold, #b8860b);
  background: #f3ecdc;
  border-radius: 6px;
  padding: 0.5rem 0.8rem;
}
.gallery-search input {
  flex: 1;
  border: none;
  background: transparent;
  font-family: inherit;
  font-size: 0.95rem;
  color: #1a1a1a;
  outline: none;
}
.gallery-search .gallery-count {
  color: #8b0000;
  font-size: 0.85rem;
  white-space: nowrap;
}

/* 图谱页缩略图网格 */
.md-typeset a[href$=".jpg"] {
  display: inline-block;
  margin: 4px;
  border: 2px solid var(--gold, #b8860b);
  border-radius: 4px;
  overflow: hidden;
  line-height: 0;
}
.md-typeset a[href$=".jpg"] img {
  width: 150px;
  height: auto;
  display: block;
}