.pdf-preview-dialog {
  box-sizing: border-box;
  width: min(1120px, calc(100vw - 24px));
  height: min(92vh, 1000px);
  height: min(92dvh, 1000px);
  max-height: none;
  max-width: none;
  padding: 0;
  overflow: hidden;
}
.pdf-preview-dialog[open] { display: flex; flex-direction: column; }
.pdf-preview-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px 16px;
  flex: 0 0 auto;
  min-height: 0;
  padding: 12px 16px;
}
.pdf-preview-header h2 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  font-size: 1rem;
  line-height: 1.5;
}
.pdf-preview-close {
  width: auto;
  min-width: 44px;
  height: auto;
  min-height: 44px;
  padding: 8px 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  align-self: start;
  font: inherit;
  font-weight: 700;
}
.pdf-preview-close .close-icon { font: 1.6rem/1 sans-serif; }
.pdf-preview-actions { grid-column: 1 / -1; flex-wrap: wrap; }
.pdf-preview-toolbar {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 9px 16px;
  background: #f7f1e6;
  border-bottom: 1px solid #e7d9bf;
}
.pdf-preview-toolbar button, .pdf-preview-toolbar select {
  min-height: 44px;
  border: 1px solid #bda57b;
  border-radius: 8px;
  padding: 7px 10px;
  background: #fffdf8;
  color: #1c3048;
  font: inherit;
  font-size: .85rem;
}
.pdf-preview-toolbar button { cursor: pointer; }
.pdf-preview-toolbar button:disabled { opacity: .4; cursor: default; }
.pdf-preview-toolbar label { display: flex; align-items: center; gap: 8px; margin-left: auto; font-size: .85rem; }
#pdf-preview-page { flex: 1 1 auto; min-width: 0; max-width: 280px; }
.pdf-preview-scroll {
  position: relative;
  flex: 1 1 0;
  min-height: 0;
  width: 100%;
  overflow: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-x pan-y pinch-zoom;
  background: #ddd8d0;
  padding: 12px;
  box-sizing: border-box;
}
.pdf-preview-pages { width: 100%; margin: 0; }
.pdf-preview-pages[data-zoom="fit"] { max-width: 1000px; margin-inline: auto; }
.pdf-preview-page { margin: 0 0 16px; background: white; box-shadow: 0 3px 10px #162a4022; }
.pdf-preview-page:last-child { margin-bottom: 0; }
.pdf-preview-page img { display: block; width: 100%; height: auto; }
.pdf-preview-page figcaption { padding: 8px 12px; font-size: .8rem; color: #1c3048; background: #faf5eb; }
.pdf-preview-dialog :focus-visible { outline: 3px solid #86603d; outline-offset: 2px; }
@media (max-width: 600px) {
  .pdf-preview-dialog { width: calc(100vw - 12px); height: calc(100vh - 24px); height: calc(100dvh - 24px); border-radius: 12px; }
  .pdf-preview-header { padding: 10px; gap: 9px; }
  .pdf-preview-header h2 { font-size: .9rem; }
  .pdf-preview-close { padding: 8px; font-size: .8rem; }
  .pdf-preview-toolbar { gap: 6px; padding: 8px 10px; }
  .pdf-preview-toolbar { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  #pdf-preview-page { grid-column: 1 / -1; grid-row: 1; max-width: none; width: 100%; }
  .pdf-preview-toolbar label { grid-column: 1 / -1; margin-left: 0; justify-content: flex-end; }
  .pdf-preview-scroll { padding: 8px; }
}