.product-detail {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(18rem, .85fr);
    gap: var(--space-6);
    align-items: center;
    padding: var(--space-5);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}
.product-hero { display: block; width: 100%; height: auto; aspect-ratio: 16/9; object-fit: cover; border-radius: var(--radius-md); background: #e6ebe4; }
.product-detail__intro h1 { font-size: clamp(2rem, 6vw, 4rem); }
.product-detail__price { font-size: 1.45rem; font-weight: 900; }
.freshness { padding: var(--space-4); border-radius: var(--radius-sm); background: #eef5ee; }
.footer-disclosure { max-width: 58rem; font-size: .92rem; }
footer nav { margin-block: var(--space-3); }
@media (max-width: 760px) { .product-detail { grid-template-columns: 1fr; } }
.product-gallery { position: relative; }
.product-gallery__stage { position: relative; display: block; width: 100%; padding: 0; border: 0; border-radius: var(--radius-md); overflow: hidden; background: #e6ebe4; cursor: zoom-in; }
.product-gallery__zoom { position: absolute; right: .75rem; bottom: .75rem; padding: .35rem .65rem; border-radius: 999px; background: rgba(20,35,28,.82); color: #fff; font-weight: 800; }
.gallery-nav { position: absolute; top: calc(50% - 2.5rem); z-index: 2; width: 2.75rem; height: 2.75rem; border: 0; border-radius: 50%; background: rgba(255,255,255,.92); color: var(--color-ink); font-size: 2rem; box-shadow: var(--shadow); }
.gallery-nav--previous { left: .75rem; } .gallery-nav--next { right: .75rem; }
.product-gallery__thumbs { display: flex; gap: .5rem; margin-top: .65rem; overflow-x: auto; }
.product-gallery__thumbs button { flex: 0 0 5rem; padding: .2rem; border: 2px solid transparent; border-radius: .55rem; background: #fff; }
.product-gallery__thumbs button[aria-current=true] { border-color: var(--color-brand); }
.product-gallery__thumbs img { display: block; width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: .3rem; }
.gallery-lightbox { width: min(92vw, 80rem); max-width: none; padding: 3rem 1rem 1rem; border: 0; border-radius: var(--radius-md); background: #101713; }
.gallery-lightbox::backdrop { background: rgba(0,0,0,.82); }
.gallery-lightbox img { display: block; max-width: 100%; max-height: 82vh; width: auto; height: auto; margin: auto; object-fit: contain; }
.gallery-lightbox [data-gallery-close] { position: absolute; top: .5rem; right: .5rem; width: 2.5rem; height: 2.5rem; border: 0; border-radius: 50%; font-size: 1.65rem; }
.product-gallery button:focus-visible, .gallery-lightbox button:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }