/* Catalogue: READ listing and book page */
.book-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.book-list li {
  margin: 0 0 1.5rem;
}
.book-listing {
  margin: 0;
}
.book-byline {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* Book page layout */
.book-page {
  max-width: 34rem;
  margin: 0 auto;
}
.book-layout {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
}
.book-cover-col {
  flex: 0 0 38%;
}
.book-details-col {
  flex: 1 1 auto;
}
.book-cover {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 148 / 210;
  object-fit: contain;
  border: 1px solid var(--rule);
  background: var(--paper);
}
.cover-toggle {
  margin-top: 0.6rem;
  font-family: var(--serif);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: none;
  border: none;
  padding: 0.25rem 0;
  cursor: pointer;
  text-decoration: underline;
}
.cover-toggle:focus-visible {
  outline: 2px solid var(--axis);
  outline-offset: 3px;
}

.book-title {
  margin: 0 0 0.4rem;
  font-size: 1.5rem;
  line-height: 1.3;
  font-weight: 400;
  font-style: italic;
  color: var(--ink);
}
.book-author {
  margin: 0 0 0.9rem;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}
.book-meta,
.book-availability {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink);
}
.book-availability {
  color: var(--muted);
}

.preview-btn {
  margin-top: 1rem;
  font-family: var(--serif);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--ink);
  background: none;
  border: 1px solid var(--rule);
  padding: 0.4rem 0.7rem;
  cursor: pointer;
}
.preview-btn:hover,
.preview-btn:focus {
  color: var(--axis);
  border-color: var(--axis);
}
.preview-btn:focus-visible {
  outline: 2px solid var(--axis);
  outline-offset: 3px;
}

/* Dialog */
.preview-dialog {
  border: 1px solid var(--rule);
  background: var(--paper);
  padding: 0;
  width: min(90vw, 90rem);
  height: min(90vh, 100vh);
  max-width: 100%;
  max-height: 100%;
  box-sizing: border-box;
}
.preview-dialog::backdrop {
  background: rgba(20, 17, 15, 0.25);
}
.dialog-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
}
.dialog-header {
  display: flex;
  justify-content: flex-end;
  padding: 0.4rem 0.5rem;
  border-bottom: 1px solid var(--rule);
}
.dialog-close {
  font-family: var(--serif);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: none;
  border: none;
  padding: 0.2rem 0.4rem;
  cursor: pointer;
}
.dialog-close:hover,
.dialog-close:focus {
  color: var(--ink);
}
.dialog-body {
  flex: 1 1 auto;
  overflow: auto;
}
.preview-iframe {
  width: 100%;
  height: 100%;
  border: none;
}
.dialog-fallback {
  padding: 0.5rem 0.7rem;
  font-size: 0.8rem;
  color: var(--muted);
  border-top: 1px solid var(--rule);
}
.dialog-fallback a {
  color: var(--muted);
  text-decoration: underline;
}

@media (max-width: 640px) {
  .book-layout {
    flex-direction: column;
    gap: 1.5rem;
  }
  .book-cover-col {
    flex: 1 1 auto;
    width: 100%;
  }
}

/* PDF viewer modal tweaks */
@media (max-width: 720px) {
  .dialog-inner {
    width: 96vw;
    height: 92vh;
  }
  .pdf-pages {
    padding: 1rem 0.5rem;
  }
}
@media (max-width: 720px) {
  .preview-dialog .dialog-inner {
    width: 96vw;
    max-width: 96vw;
    height: 92vh;
  }
}
.preview-dialog {
  border: none;
  background: transparent;
  padding: 0;
}
.preview-dialog::backdrop {
  background: rgba(20,17,15,0.55);
}
.dialog-inner {
  background: var(--paper);
  border: 1px solid var(--rule);
  width: min(680px, 92vw);
  max-width: 92vw;
  height: min(88vh, 760px);
  display: flex;
  flex-direction: column;
  margin: 0 auto;
}
.dialog-header {
  flex: 0 0 auto;
  display: flex;
  justify-content: flex-end;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--rule);
}
.dialog-close {
  font-family: var(--serif);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: 1px solid transparent;
  padding: 0.2rem 0.5rem;
}
.dialog-close:hover,
.dialog-close:focus {
  color: var(--ink);
  border-color: var(--rule);
}
.dialog-close:focus-visible {
  outline: 2px solid var(--axis);
  outline-offset: 3px;
}
.dialog-fallback {
  flex: 0 0 auto;
  text-align: center;
  padding: 0.4rem 0.6rem;
  border-top: 1px solid var(--rule);
  font-size: 0.75rem;
}
.dialog-fallback a {
  color: var(--muted);
  text-decoration: underline;
}