.pdf-reader {
  width: max-content;
  max-width: 100%;
  margin-inline: auto;
  margin-block: 0 2rem;
  overflow: hidden;
  background: color-mix(in srgb, var(--paper, #faf7f0) 90%, white);
  /* Isolate from site RTL so canvas / page numbers render correctly. */
  direction: ltr;
  unicode-bidi: isolate;
}

.pdf-reader__volumes {
  direction: rtl;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.45rem;
  padding: 0.85rem 1rem 0.55rem;
  border-bottom: 1px solid color-mix(in srgb, var(--forest-950) 8%, transparent);
}

.pdf-reader__toolbar {
  direction: rtl;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
  padding: 0.5rem 0.55rem;
  border-bottom: 1px solid color-mix(in srgb, var(--forest-950) 10%, transparent);
  background: color-mix(in srgb, var(--forest) 5%, var(--cream-100, #f4efe4));
}

.pdf-reader__nav,
.pdf-reader__tools {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  flex: 0 0 auto;
}

.pdf-reader__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.85rem;
  height: 1.85rem;
  padding: 0 0.45rem;
  border: 1px solid color-mix(in srgb, var(--forest-950) 18%, transparent);
  border-radius: 999px;
  background: white;
  color: var(--forest-950);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

.pdf-reader__btn:hover {
  background: color-mix(in srgb, var(--forest) 8%, white);
  border-color: color-mix(in srgb, var(--forest) 35%, transparent);
}

.pdf-reader__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pdf-reader__btn--ghost {
  min-width: 1.75rem;
  font-size: 1rem;
}

.pdf-reader__fit {
  min-width: 3.1rem;
  font-variant-numeric: tabular-nums;
}

.pdf-reader__page {
  min-width: 3.4rem;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--forest-900);
  direction: ltr;
  unicode-bidi: isolate;
}

.pdf-reader__stage {
  position: relative;
  width: max-content;
  max-width: 100%;
  height: auto;
  min-height: 0;
  margin-inline: auto;
  padding: 0.55rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  touch-action: pan-y;
  background:
    radial-gradient(ellipse at 50% 0%, color-mix(in srgb, var(--forest) 6%, transparent), transparent 55%),
    color-mix(in srgb, var(--ink) 3%, var(--cream-100, #f4efe4));
}

.pdf-reader__stage.is-loading {
  width: 100%;
  min-height: 8rem;
}

.pdf-reader__stage.is-scrollable {
  width: 100%;
  max-width: 100%;
  max-height: min(80vh, 52rem);
  overflow: auto;
  align-items: flex-start;
  scrollbar-width: thin;
}

.pdf-reader__stage.is-scrollable::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.pdf-reader__canvas {
  display: block;
  width: auto;
  height: auto;
  flex: 0 0 auto;
  box-shadow:
    0 2px 0 color-mix(in srgb, var(--forest-950) 8%, transparent),
    0 16px 48px color-mix(in srgb, var(--forest-950) 14%, transparent);
  border-radius: 2px;
  background: white;
}

.pdf-reader__loading[hidden],
.pdf-reader__canvas[hidden] {
  display: none !important;
}

.pdf-reader__loading {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--ink-muted);
  font-weight: 600;
}

.pdf-reader__hint {
  margin: 0;
  padding: 0.65rem 1rem 0.85rem;
  text-align: center;
  border-top: 1px solid color-mix(in srgb, var(--forest-950) 8%, transparent);
}

.pdf-reader__download,
.pdf-reader__download:link,
.pdf-reader__download:visited {
  flex: 0 0 auto;
  min-width: auto;
  padding-inline: 0.55rem;
  font-size: 0.75rem;
  color: var(--paper, #fbf8f1);
  -webkit-text-fill-color: var(--paper, #fbf8f1);
  background: var(--forest-950, #043b2b);
  border-color: var(--forest-950, #043b2b);
  text-decoration: none;
}

.pdf-reader__download:hover,
.pdf-reader__download:focus-visible {
  color: var(--paper, #fbf8f1);
  -webkit-text-fill-color: var(--paper, #fbf8f1);
  background: var(--forest-900, #06503c);
  border-color: var(--forest-900, #06503c);
}

.book-pdf-section {
  margin-top: 0;
}

.book-pdf-section .measure {
  max-width: min(52rem, 100%);
}

.pdf-reader__volume {
  padding: 0.35rem 0.85rem;
  border: 1px solid color-mix(in srgb, var(--forest-950) 16%, transparent);
  border-radius: 999px;
  background: white;
  color: var(--forest-900);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.pdf-reader__volume:hover {
  border-color: color-mix(in srgb, var(--forest) 35%, transparent);
}

.pdf-reader__volume.is-active {
  background: color-mix(in srgb, var(--forest) 14%, white);
  border-color: color-mix(in srgb, var(--forest) 40%, transparent);
  color: var(--forest-950);
}

.book-entry__pdf-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.5rem;
  padding: 0.2rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 999px;
  background: color-mix(in srgb, var(--forest) 12%, white);
  color: var(--forest-900);
}

.book-page__reader .pdf-reader {
  position: relative;
  overflow: visible;
  width: max-content;
  height: max-content;
  max-width: 100%;
  max-height: 100%;
  margin-inline: 0;
}

.book-page__reader .pdf-reader__chrome {
  position: relative;
  width: max-content;
  max-width: 100%;
}

.book-page__reader .pdf-reader__stage {
  padding: 0;
}

.book-page__reader .pdf-reader__toolbar {
  position: absolute;
  z-index: 4;
  top: 50%;
  left: 0.55rem;
  transform: translateY(-50%);
  flex-direction: column;
  flex-wrap: nowrap;
  justify-content: center;
  align-items: center;
  gap: 0.55rem;
  width: auto;
  padding: 0.45rem 0.38rem;
  border: 1px solid color-mix(in srgb, var(--forest-950) 12%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper, #faf7f0) 88%, white);
  box-shadow:
    0 10px 28px color-mix(in srgb, var(--forest-950) 14%, transparent),
    0 1px 0 color-mix(in srgb, white 70%, transparent) inset;
  backdrop-filter: blur(12px);
}

.book-page__reader .pdf-reader__nav,
.book-page__reader .pdf-reader__tools {
  flex-direction: column;
  gap: 0.22rem;
}

.book-page__reader .pdf-reader__page,
.book-page__reader .pdf-reader__fit {
  min-width: 2.6rem;
  font-size: 0.72rem;
}

.book-page__reader .pdf-reader__download {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  min-width: 1.85rem;
  height: auto;
  padding-block: 0.65rem;
  padding-inline: 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

@media (hover: hover) and (pointer: fine) {
  .book-page__reader .pdf-reader__toolbar {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-50%) translateX(-0.4rem);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .book-page__reader .pdf-reader:hover .pdf-reader__toolbar,
  .book-page__reader .pdf-reader:focus-within .pdf-reader__toolbar {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(-50%) translateX(0);
  }
}

.book-page__reader .pdf-reader.is-landscape .pdf-reader__toolbar {
  top: 0.45rem;
  left: 50%;
  transform: translateX(-50%);
  flex-direction: row;
  gap: 0.35rem;
  padding: 0.35rem 0.45rem;
}

.book-page__reader .pdf-reader.is-landscape .pdf-reader__nav,
.book-page__reader .pdf-reader.is-landscape .pdf-reader__tools {
  flex-direction: row;
}

.book-page__reader .pdf-reader.is-landscape .pdf-reader__download {
  writing-mode: horizontal-tb;
  transform: none;
  height: 1.85rem;
  padding-block: 0;
  padding-inline: 0.55rem;
}

@media (hover: hover) and (pointer: fine) {
  .book-page__reader .pdf-reader.is-landscape .pdf-reader__toolbar {
    transform: translateX(-50%) translateY(-0.3rem);
  }

  .book-page__reader .pdf-reader.is-landscape:hover .pdf-reader__toolbar,
  .book-page__reader .pdf-reader.is-landscape:focus-within .pdf-reader__toolbar {
    transform: translateX(-50%) translateY(0);
  }
}

@media (max-width: 959px) {
  .book-page__reader .pdf-reader__toolbar {
    top: 0.45rem;
    left: 50%;
    transform: translateX(-50%);
    flex-direction: row;
    gap: 0.35rem;
    padding: 0.35rem 0.45rem;
  }

  .book-page__reader .pdf-reader__nav,
  .book-page__reader .pdf-reader__tools {
    flex-direction: row;
  }

  .book-page__reader .pdf-reader__download {
    writing-mode: horizontal-tb;
    transform: none;
    height: 1.85rem;
    padding-block: 0;
    padding-inline: 0.55rem;
  }

  @media (hover: hover) and (pointer: fine) {
    .book-page__reader .pdf-reader__toolbar {
      transform: translateX(-50%) translateY(-0.3rem);
    }

    .book-page__reader .pdf-reader:hover .pdf-reader__toolbar,
    .book-page__reader .pdf-reader:focus-within .pdf-reader__toolbar {
      transform: translateX(-50%) translateY(0);
    }
  }
}