/* Book detail only; the header, footer and book cards use site.css. */
.book-detail-page { --detail-ink: #172344; --detail-muted: #74809b; --detail-border: #e9edf6; }
.book-detail-page .book-detail { padding-bottom: 48px; color: var(--detail-ink); }
.book-detail-page .book-detail [hidden] { display: none !important; }
.book-detail__overview { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.25fr) minmax(0, .75fr); align-items: start; gap: 36px; }
.book-detail__cover { display: flex; align-items: center; justify-content: center; margin: 0; padding: 12px 20px; border: 1px solid var(--detail-border); border-radius: 13px; background: #f7f9fd; }
.book-detail__cover img { display: block; width: 100%; height: auto; max-height: 610px; object-fit: contain; border-radius: 3px; filter: drop-shadow(3px 5px 6px #17234422); }
.book-detail__summary { min-width: 0; padding-top: 5px; }
.book-detail__category { display: inline-flex; align-items: center; gap: 7px; max-width: 100%; margin-bottom: 17px; padding: 5px 10px; border-radius: 8px; background: #eeedff; color: var(--site-accent); font-size: 11px; line-height: 1.5; }
.book-detail__category:hover { color: #3327c2; background: #e5e1ff; }
.book-detail__summary h1 { margin: 0 0 14px; color: var(--detail-ink); font: 700 clamp(25px, 2.1vw, 34px)/1.25 Inter, Arial, sans-serif; overflow-wrap: anywhere; }
.book-detail__author { display: flex; align-items: baseline; gap: 10px; margin: 0 0 19px; color: #62708d; font-size: 14px; line-height: 1.6; }
.book-detail__author i { color: var(--detail-ink); }
.book-detail__rating { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; width: fit-content; margin-bottom: 23px; color: var(--detail-ink); font-size: 12px; line-height: 1.6; }
.book-detail__rating:hover { color: var(--site-accent); }
.book-detail__stars { display: inline-flex; gap: 3px; color: #efa900; font-size: 16px; }
.book-detail__muted { color: var(--detail-muted); }
.book-detail__lead { margin: 0 0 24px; color: #40506b; font-size: 14px; line-height: 1.8; overflow-wrap: anywhere; white-space: pre-line; }
.book-detail__facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 22px; margin: 0 0 29px; }
.book-detail__fact { display: flex; align-items: flex-start; gap: 12px; min-width: 0; }
.book-detail__fact > i { display: flex; align-items: center; justify-content: center; flex: 0 0 40px; width: 40px; height: 42px; border-radius: 10px; color: var(--site-accent); background: #eeedff; font-size: 18px; }
.book-detail__fact > div { min-width: 0; padding-top: 1px; }
.book-detail__fact dt { margin: 0 0 4px; color: var(--detail-muted); font-size: 11px; font-weight: 400; line-height: 1.5; }
.book-detail__fact dd { margin: 0; font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; }
.book-detail__actions { display: grid; gap: 12px; }
.book-detail__button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 44px; padding: 11px 16px; border: 1px solid var(--detail-border); border-radius: 9px; color: #4f5d7c; background: #f7f9fe; font: 500 12px/1.5 Inter, Arial, sans-serif; text-align: center; cursor: pointer; transition: background .16s, border-color .16s, color .16s; }
.book-detail__button i { color: var(--site-accent); font-size: 15px; }
.book-detail__button:hover, .book-detail__button.is-saved { color: var(--site-accent); border-color: #d9d5ff; background: #efedff; }
.book-detail__button--primary { border-color: var(--site-accent); color: #fff; background: var(--site-accent); box-shadow: 0 4px 12px #473bf01c; }
.book-detail__button--primary i { color: inherit; }
.book-detail__button--primary:hover { border-color: #382ccd; color: #fff !important; background: #382ccd; }
.book-detail__read { justify-self: start; min-width: 230px; min-height: 50px; font-size: 13px; width: 100%; }
.book-detail__secondary-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.book-detail__share-status { margin: 0; color: var(--detail-muted); font-size: 12px; line-height: 1.5; }
.book-detail__share-status:empty { display: none; }
.book-detail__share-link label { display: block; margin-bottom: 7px; font-size: 12px; }
.book-detail__share-link input { width: 100%; min-height: 44px; padding: 8px 12px; border: 1px solid var(--detail-border); border-radius: 8px; color: var(--detail-ink); background: #f7f9fe; font-size: 13px; }
.book-detail__sidebar { display: grid; gap: 16px; min-width: 0; }
.book-detail__inspiration { position: relative; isolation: isolate; display: flex; min-height: 255px; overflow: hidden; padding: 24px; border: 1px solid #dce4ec; border-radius: 13px; color: #fff; background: #203e50; }
.book-detail__inspiration > img { position: absolute; z-index: -2; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; object-position: 76% center; }
.book-detail__inspiration::before { content: ''; position: absolute; z-index: -1; inset: 0; background: linear-gradient(180deg, #112b3cdd, #173b5266 62%, #173b5222); }
.book-detail__inspiration h2 { margin: 0 0 13px; color: #fff; font: italic 700 clamp(21px, 1.7vw, 26px)/1.35 Georgia, 'Times New Roman', serif; text-shadow: 0 2px 4px #0004; }
.book-detail__inspiration p { max-width: 195px; margin: 0; color: #e0e9ef; font-size: 12px; line-height: 1.65; }
.book-detail__related { padding: 19px 18px 5px; border: 1px solid var(--detail-border); border-radius: 13px; }
.book-detail__related-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 3px; }
.book-detail__related-heading h2 { margin: 0; color: var(--detail-ink); font: 700 15px/1.5 Inter, Arial, sans-serif; }
.book-detail__related-heading > a { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 32px; min-height: 36px; margin-right: -8px; color: #62708d; font-size: 11px; }
.book-detail__related-item { display: flex; align-items: flex-start; gap: 13px; padding: 15px 0; color: var(--detail-ink); }
.book-detail__related-item + .book-detail__related-item { border-top: 1px solid #f0f2f8; }
.book-detail__related-item > img { flex: 0 0 58px; width: 58px; height: 80px; object-fit: contain; object-position: top; border-radius: 3px; filter: drop-shadow(1px 2px 3px #17234415); }
.book-detail__related-item > div { min-width: 0; }
.book-detail__related-item h3 { display: -webkit-box; margin: 0 0 7px; overflow: hidden; -webkit-line-clamp: 2; -webkit-box-orient: vertical; color: inherit; font: 700 12px/1.5 Inter, Arial, sans-serif; }
.book-detail__related-item:hover h3 { color: var(--site-accent); }
.book-detail__related-item p { margin: 0 0 7px; color: var(--detail-muted); font-size: 11px; line-height: 1.4; overflow-wrap: anywhere; }
.book-detail__related-item span { display: flex; align-items: center; gap: 6px; color: var(--detail-muted); font-size: 10px; }
.book-detail__description { margin-top: 44px; padding-top: 28px; border-top: 1px solid var(--detail-border); }
.book-detail__description > h2, .book-detail__section-heading > h2, .book-detail__reviews h2 { margin: 0; color: var(--detail-ink); font: 700 24px/1.35 Inter, Arial, sans-serif; }
.book-detail__text { max-width: 980px; margin-top: 18px; color: #40506b; font-size: 14px; line-height: 1.85; overflow-wrap: anywhere; }
.book-detail__text p { margin-bottom: 14px; }
.book-detail__text > :last-child { margin-bottom: 0; }
.book-detail__text img, .book-detail__text iframe { max-width: 100%; }
.book-detail__text table { display: block; max-width: 100%; overflow-x: auto; }
.book-detail__text blockquote { margin: 20px 0; padding: 20px 24px; border-left: 3px solid #d8d4ff; border-radius: 8px; color: #62708d; background: #f5f7fe; }
.book-detail__reviews, .book-detail__similar { margin-top: 42px; scroll-margin-top: 24px; }
.book-detail__section-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.book-detail__view-all { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; min-height: 40px; color: var(--site-accent); font-size: 12px; }
.book-detail__view-all:hover { color: #3327c2; }
.book-detail__view-all i { font-size: 11px; }
.book-detail__reviews .book-review-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; min-height: 172px; padding: 25px; border: 1px solid var(--detail-border); border-radius: 12px; text-align: center; }
.book-detail__reviews .book-review-empty > i { margin-bottom: 3px; color: #cdd5e5; font-size: 38px; }
.book-detail__reviews .book-review-empty h3 { margin: 0; color: var(--detail-ink); font: 700 14px/1.5 Inter, Arial, sans-serif; }
.book-detail__reviews .book-review-empty p { margin: 0; color: var(--detail-muted); font-size: 13px; line-height: 1.65; }
.book-detail__reviews .book-review-list { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.book-detail__reviews .book-review-list > li:not(.book-review-empty) { margin: 0 !important; padding: 22px !important; border: 1px solid var(--detail-border); border-radius: 12px; }
.book-detail__reviews .book-review-list > li > div { flex-wrap: wrap; gap: 8px 14px; }
.book-detail__reviews .book-review-list h6 { font-size: 14px; }
.book-detail__reviews .book-review-list .text-yellow-darker { margin-left: 0 !important; color: #efa900 !important; }
.book-detail__reviews .book-review-list small { margin-left: auto !important; color: var(--detail-muted) !important; font-size: 11px; }
.book-detail__reviews .book-review-list > li:not(.book-review-empty) p { margin: 0 !important; color: #40506b; font-size: 14px; line-height: 1.8; white-space: pre-line; overflow-wrap: anywhere; }
.book-detail__reviews .book-review-form { margin-top: 20px; padding: 24px; border: 1px solid var(--detail-border); border-radius: 12px; background: #f9faff; scroll-margin-top: 24px; }
.book-detail__reviews .book-review-form[hidden] { display: none; }
.book-detail__reviews .review-form h4 { color: var(--detail-ink); font-size: 17px !important; }
.book-detail__reviews .review-form textarea { min-height: 145px; height: auto; border-color: #dfe4f0; border-radius: 9px; padding: 14px !important; background: #fff; color: var(--detail-ink); font: inherit; resize: vertical; }
.book-detail__reviews .review-form textarea:focus { border-color: #aaa2ff; box-shadow: 0 0 0 3px #473bf012; }
.book-detail__reviews .review-form .btn-primary { min-height: 44px; padding: 11px 24px; border-color: var(--site-accent); border-radius: 9px; background: var(--site-accent); font-size: 13px; }
@media (max-width: 1199px) {
    .book-detail__overview { gap: 26px; grid-template-columns: minmax(0, .95fr) minmax(0, 1.3fr) minmax(0, .8fr); }
    .book-detail__facts { gap: 18px 14px; }
    .book-detail__fact { gap: 9px; }
    .book-detail__fact > i { flex-basis: 35px; width: 35px; height: 38px; font-size: 16px; }
    .book-detail__inspiration { padding: 20px; }
    .book-detail__related { padding-right: 14px; padding-left: 14px; }
}
@media (max-width: 991px) {
    .book-detail__overview { grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 28px; }
    .book-detail__cover { padding: 12px 18px; }
    .book-detail__summary h1 { font-size: 28px; }
    .book-detail__facts { gap: 18px; }
    .book-detail__sidebar { grid-column: 1 / -1; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: stretch; gap: 24px; }
    .book-detail__inspiration { min-height: 275px; padding: 25px; }
    .book-detail__inspiration h2 { max-width: 260px; font-size: 27px; }
    .book-detail__description { margin-top: 32px; }
}
@media (max-width: 767px) {
    .book-detail__overview { grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr); gap: 22px; }
    .book-detail__facts { grid-template-columns: minmax(0, 1fr); gap: 16px; }
    .book-detail__summary h1 { font-size: 25px; }
    .book-detail__read { justify-self: stretch; min-width: 0; }
    .book-detail__secondary-actions { gap: 8px; }
    .book-detail__button { gap: 7px; padding-right: 10px; padding-left: 10px; }
    .book-detail__description > h2, .book-detail__section-heading > h2, .book-detail__reviews h2 { font-size: 22px; }
    .book-detail__reviews, .book-detail__similar { margin-top: 32px; }
    .book-detail__reviews .book-review-list small { flex-basis: 100%; margin-left: 0 !important; }
    .book-detail__reviews .book-review-form { padding: 20px; }
}
@media (max-width: 575px) {
    .book-detail__overview { grid-template-columns: minmax(0, 1fr); gap: 25px; }
    .book-detail__cover { justify-self: center; width: 100%; max-width: 290px; padding: 13px 18px; }
    .book-detail__cover img { max-height: 365px; }
    .book-detail__summary { padding-top: 0; }
    .book-detail__category { margin-bottom: 14px; }
    .book-detail__author { margin-bottom: 15px; }
    .book-detail__rating { margin-bottom: 20px; }
    .book-detail__facts { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 19px 14px; }
    .book-detail__fact > i { flex-basis: 34px; width: 34px; height: 37px; }
    .book-detail__fact dt { font-size: 10px; }
    .book-detail__fact dd { font-size: 11px; }
    .book-detail__sidebar { grid-template-columns: minmax(0, 1fr); gap: 18px; }
    .book-detail__inspiration { min-height: 230px; padding: 25px; }
    .book-detail__inspiration > img { object-position: center 55%; }
    .book-detail__inspiration h2 { font-size: 28px; }
    .book-detail__related { padding-right: 20px; padding-left: 20px; }
    .book-detail__related-item > img { flex-basis: 50px; width: 50px; height: 70px; }
    .book-detail__related-item h3 { font-size: 13px; }
    .book-detail__description { margin-top: 30px; padding-top: 24px; }
    .book-detail__section-heading { flex-wrap: wrap; gap: 12px; margin-bottom: 17px; }
    .book-detail__section-heading > .book-detail__button { font-size: 11px; }
    .book-detail__reviews .book-review-empty { min-height: 180px; padding: 22px 18px; }
    .book-detail__reviews .book-review-list > li { padding: 18px !important; }
    .book-detail__reviews .book-review-form { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
    .book-detail__button { transition: none; }
}