/* Page du livre : styles indépendants, éditables dans Pinegrow. */
.book-breadcrumb{display:flex;gap:12px;align-items:center;margin:0 0 32px;font-size:.85rem;color:var(--muted)}
.book-breadcrumb a{color:inherit}
.shop-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(30px,5vw,76px);align-items:start}
.book-gallery{min-width:0}
.book-main-image{display:flex;align-items:center;justify-content:center;min-height:480px;height:590px;padding:35px;background:#dfe7dc;border:1px solid var(--line);border-radius:24px;text-decoration:none;overflow:hidden}
.book-main-image img{display:block;width:auto;max-width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 14px 18px rgba(35,48,39,.17))}
.gallery-hint{text-align:center;font-size:.78rem;color:var(--muted);margin:12px 0 16px}
.book-thumbnails{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px}
.book-thumbnail{display:block;border:2px solid transparent;border-radius:9px;overflow:hidden;background:var(--paper);padding:3px}
.book-thumbnail img{width:100%;height:auto;aspect-ratio:1;object-fit:contain;display:block}
.book-thumbnail[aria-current="true"]{border-color:var(--sage-deep)}
.book-thumbnail:hover{border-color:var(--sage)}
.book-product h1{font-family:var(--serif);font-size:clamp(2.25rem,3.8vw,3.5rem);line-height:1.09;letter-spacing:-.035em;margin:12px 0 20px}
.book-subtitle{font-family:var(--serif);font-size:1.4rem;line-height:1.4;color:var(--sage-deep);margin:0 0 12px}
.book-byline{font-size:.85rem;color:var(--muted);margin:0 0 26px}
.book-description{line-height:1.75;margin-bottom:24px}
.book-features{list-style:none;padding:0;display:flex;gap:8px;flex-wrap:wrap;margin:0 0 27px}
.book-features li,.format-pill{border:1px solid var(--line);padding:7px 11px;border-radius:30px;font-size:.75rem;white-space:nowrap}
.book-purchase{padding:26px;background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-small)}
.purchase-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}
.purchase-heading h2{font-size:1.1rem;margin:0}
.book-price{font-size:1.85rem;font-family:var(--serif);margin:20px 0 8px}
.purchase-copy{font-size:.9rem;color:var(--muted);line-height:1.6;margin:0 0 20px}
.book-buy{width:100%;display:flex;justify-content:center;gap:18px;cursor:pointer}
.book-buy:disabled{opacity:.65;cursor:not-allowed}
.purchase-status{font-size:.8rem;color:var(--muted);line-height:1.5;margin:13px 0;text-align:center}
.digital-note{border-top:1px solid var(--line);padding-top:14px;margin:14px 0 0;color:var(--muted);font-size:.76rem;line-height:1.6}
.book-sample-link{display:inline-block;margin-top:21px;color:var(--sage-deep);font-size:.9rem;text-underline-offset:4px}
.book-section{margin-top:85px}
.book-section-heading{max-width:710px;margin-bottom:28px}
.book-section-heading h2,.book-preview h2{font-family:var(--serif);font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.15;margin:10px 0 16px}
.book-section-heading>p:last-child,.book-preview p{color:var(--muted);line-height:1.75}
.book-chapters{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:0}
.book-chapters li{border-top:1px solid var(--line);padding:23px 18px 16px 0}
.book-chapters span{color:var(--sage);font-family:var(--serif);font-size:1.8rem}
.book-chapters h3{font-size:1.05rem;line-height:1.45;margin:12px 0 8px}
.book-chapters p{font-size:.9rem;line-height:1.7;color:var(--muted);margin:0}
.book-preview{background:var(--sage-pale);border-radius:24px;padding:clamp(24px,4vw,48px);display:grid;grid-template-columns:1fr 1.15fr;gap:40px;align-items:center}
.book-preview video{display:block;width:100%;max-height:470px;border-radius:12px;background:#1e3033}
.book-origin{margin-top:85px}
.book-faq{max-width:850px;margin-bottom:35px}
.book-faq .accordion{margin-bottom:12px}
.book-faq a{color:var(--sage-deep);text-decoration:underline}
.book-thumbnail:focus-visible,.book-buy:focus-visible,.book-main-image:focus-visible{outline:3px solid var(--terracotta);outline-offset:4px}
@media(max-width:850px){.shop-hero{grid-template-columns:1fr;gap:34px}.book-gallery{max-width:570px;width:100%;margin:auto}.book-main-image{height:510px;min-height:0}.book-chapters{grid-template-columns:repeat(2,minmax(0,1fr))}.book-preview{grid-template-columns:1fr;gap:24px}.book-section,.book-origin{margin-top:55px}}
@media(max-width:480px){.book-main-image{height:410px;padding:24px}.book-thumbnails{gap:4px}.book-thumbnail{padding:1px}.book-purchase{padding:20px}.purchase-heading{align-items:flex-start;flex-wrap:wrap}.book-chapters{grid-template-columns:1fr}.book-product h1{font-size:2.35rem}.book-breadcrumb{margin-bottom:24px}}