/* Book detail flat layout polish. Loaded after page-level styles. */
body[data-page="book"] .app-shell.app-shell-main {
  width: min(100%, calc(100vw - 48px));
  margin-top: clamp(18px, 3vh, 34px);
  padding: 0;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
}

body[data-page="book"] .book-detail-page {
  --book-detail-flat-width: min(1500px, 100%);
  display: grid;
  grid-template-columns: 1fr !important;
  gap: 22px;
  width: var(--book-detail-flat-width);
  min-height: auto;
  margin: 0 auto;
  padding: clamp(6px, 1.6vw, 18px) 0 clamp(36px, 5vw, 72px);
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

body[data-theme="light"][data-page="book"] .book-detail-page {
  background: transparent;
  box-shadow: none;
}

body[data-page="book"] .book-detail-page::before,
body[data-page="book"] .book-detail-page::after {
  display: none;
}

body[data-page="book"] .book-detail-toolbar,
body[data-page="book"] .book-detail-shell {
  width: var(--book-detail-flat-width);
  margin: 0 auto;
}

body[data-page="book"] .book-detail-toolbar {
  grid-column: 1 !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

body[data-page="book"] .book-detail-back-button,
body[data-page="book"] .book-page-edit-trigger {
  position: static !important;
  inset: auto !important;
  width: auto;
  min-height: 44px;
  margin: 0 !important;
  padding: 0 16px;
  transform: none;
}

body[data-page="book"] .book-detail-shell {
  display: grid;
  grid-column: 1 !important;
  grid-template-columns: minmax(280px, 360px) minmax(0, 940px);
  gap: clamp(54px, 6.5vw, 104px);
  align-items: start;
  justify-content: center;
}

body[data-page="book"] .book-detail-cover-column {
  width: 100%;
  max-width: 360px;
  justify-self: end;
}

body[data-page="book"] .book-cover.book-detail-cover {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 22px 46px rgba(0, 0, 0, 0.28);
}

body[data-page="book"] .book-detail-main {
  width: 100%;
  max-width: 940px;
  padding-top: clamp(4px, 1vw, 12px);
  justify-self: start;
}

body[data-page="book"] .book-detail-title {
  max-width: 940px;
  font-size: clamp(2.25rem, 3.1vw, 3.75rem);
  line-height: 1.07;
  letter-spacing: -0.03em;
}

body[data-page="book"] .book-detail-author {
  font-size: clamp(1.08rem, 1.05vw, 1.22rem);
  font-weight: 850;
  color: color-mix(in srgb, var(--text-secondary) 88%, var(--text-primary) 12%);
}

body[data-page="book"] .book-detail-genre-link,
body[data-page="book"] .book-detail-genre-fallback {
  justify-content: center;
  min-height: 34px;
  padding: 0 15px;
  line-height: 1;
  text-decoration: none;
}

body[data-page="book"] .book-detail-genre-link::before,
body[data-page="book"] .book-detail-genre-fallback::before {
  display: none;
  content: none;
}

body[data-page="book"] .book-detail-genre-link:hover,
body[data-page="book"] .book-detail-genre-link:focus-visible,
body[data-page="book"] .book-detail-genre-link:active {
  text-decoration: none;
}

body[data-page="book"] .book-detail-favorite-toggle {
  border-color: transparent !important;
  background: transparent !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
  color: color-mix(in srgb, var(--text-secondary) 82%, var(--text-primary) 18%);
}

body[data-page="book"] .book-detail-favorite-toggle:hover,
body[data-page="book"] .book-detail-favorite-toggle:focus-visible {
  border-color: transparent !important;
  background: transparent !important;
  color: #E08A84;
  box-shadow: none !important;
  transform: translateY(-1px);
}

body[data-page="book"] .book-detail-favorite-toggle.is-active,
body[data-page="book"] .book-detail-favorite-toggle[aria-pressed="true"] {
  color: #D57A7A;
}

body[data-page="book"] .book-detail-meta-icon,
body[data-page="book"] .book-detail-meta-icon svg {
  color: var(--accent) !important;
  opacity: 1;
}

body[data-page="book"] .book-detail-description .book-detail-section-menu {
  display: none;
}

body[data-page="book"] .book-detail-formatted-description {
  display: grid;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.65;
}

body[data-page="book"] .book-detail-formatted-description p,
body[data-page="book"] .book-detail-formatted-description blockquote,
body[data-page="book"] .book-detail-formatted-description ul,
body[data-page="book"] .book-detail-formatted-description ol {
  margin: 0;
}

body[data-page="book"] .book-detail-formatted-description ul,
body[data-page="book"] .book-detail-formatted-description ol {
  padding-left: 1.35rem;
}

body[data-page="book"] .book-detail-formatted-description li + li {
  margin-top: 6px;
}

body[data-page="book"] .book-detail-formatted-description blockquote {
  padding-left: 14px;
  border-left: 2px solid color-mix(in srgb, var(--accent) 56%, transparent);
  color: color-mix(in srgb, var(--text-secondary) 82%, var(--text-primary) 18%);
}

body[data-page="book"] .book-detail-formatted-description strong {
  color: var(--text-primary);
  font-weight: 900;
}

body[data-page="book"] .book-detail-formatted-description code {
  padding: 0.08em 0.35em;
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  background: color-mix(in srgb, var(--surface-panel) 78%, transparent);
  color: var(--text-primary);
  font-size: 0.92em;
}

@media (max-width: 1100px) {
  body[data-page="book"] .book-detail-page {
    --book-detail-flat-width: min(1240px, 100%);
  }

  body[data-page="book"] .book-detail-shell {
    grid-template-columns: minmax(260px, 340px) minmax(0, 780px);
    gap: clamp(38px, 5.5vw, 72px);
  }

  body[data-page="book"] .book-detail-cover-column {
    max-width: 340px;
  }

  body[data-page="book"] .book-detail-main,
  body[data-page="book"] .book-detail-title {
    max-width: 780px;
  }
}

@media (max-width: 820px) {
  body[data-page="book"] .book-detail-shell {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  body[data-page="book"] .book-detail-cover-column,
  body[data-page="book"] .book-detail-main {
    max-width: min(520px, 100%);
    justify-self: center;
  }
}

@media (max-width: 560px) {
  body[data-page="book"] .app-shell.app-shell-main {
    width: min(100%, calc(100vw - 18px));
  }

  body[data-page="book"] .book-detail-toolbar {
    display: grid;
    grid-template-columns: 1fr;
  }

  body[data-page="book"] .book-detail-back-button,
  body[data-page="book"] .book-page-edit-trigger {
    width: 100%;
  }
}