.seo-detail{max-width:1280px;margin:40px auto;padding:24px;line-height:1.8}.seo-detail nav{margin-bottom:28px}.seo-detail-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px}.seo-detail h1{font-size:clamp(1.5rem,3vw,2.4rem);line-height:1.4}.seo-gallery img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain;background:#fff;border-radius:16px;margin-bottom:16px}.seo-placeholder{padding:80px 20px;text-align:center;background:#202020;border-radius:16px}.seo-specs{display:grid;grid-template-columns:auto 1fr;gap:12px 24px}.seo-specs dt{color:#aaa}.seo-specs dd{margin:0;overflow-wrap:anywhere}.seo-detail input{width:90px;padding:12px}.seo-categories{margin:20px 0}.seo-categories nav{display:flex;flex-wrap:wrap;gap:12px;padding:16px 0;max-height:320px;overflow:auto}.product-card a{color:inherit;text-decoration:none}.product-card a:hover .product-name{text-decoration:underline}.product-name{font-size:1rem}.seo-detail button:disabled{opacity:.6}@media(max-width:700px){.seo-detail-layout{grid-template-columns:1fr;gap:20px}.seo-detail{padding:16px;margin:16px auto}.seo-specs{gap:8px 12px}}