.store-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin:30px 0}.store-card img{width:100%;aspect-ratio:3/4;object-fit:contain;background:#eee9dd}.store-card h3{font-size:1.5rem;margin:15px 0}.store-card p{font-size:.9rem;line-height:1.6}.book-detail{display:grid;grid-template-columns:1fr 1fr;gap:55px;margin-top:30px}.book-detail>div>img{width:100%;max-height:700px;object-fit:contain;background:#eee9dd}.book-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}.book-gallery img{width:100%;aspect-ratio:3/4;object-fit:contain}.book-description{white-space:pre-wrap;line-height:1.7;margin:25px 0}.book-edition{border-top:1px solid #ccc;padding:20px 0}.book-edition button:disabled{opacity:.65;cursor:not-allowed}@media(max-width:760px){.store-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.book-detail{grid-template-columns:1fr;gap:25px}}