.main-detail-image{width:100%;border-radius:18px;background:#f3f4f6}
.detail-thumb-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:16px}
.detail-thumb{border:1px solid #e5e7eb;border-radius:12px;padding:6px;cursor:pointer;background:#fff}
.detail-thumb.active{border-color:#111827}
.detail-thumb img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:8px;background:#f3f4f6}
@media(max-width:640px){.detail-thumb-grid{grid-template-columns:repeat(3,1fr)}}