.product-page {
    --detail-surface: #f6f7f8;
    --detail-ease: cubic-bezier(.22, 1, .36, 1);
    padding-top: 32px;
}

.product-page .breadcrumbs {
    display: block;
    line-height: 1.7;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--line);
}

.product-page .product-detail {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    grid-template-areas: "gallery purchase" "support purchase";
    grid-template-rows: auto 1fr;
    align-items: start;
    column-gap: clamp(28px, 5vw, 76px);
    row-gap: 0;
    margin-top: 28px;
}

.product-page .product-gallery { grid-area: gallery; }
.product-page .detail-copy { grid-area: purchase; }
.product-page .product-size-support { grid-area: support; min-width: 0; margin-top: 24px; }

.product-page .detail-image {
    overflow: hidden;
    background: var(--detail-surface);
    border-radius: 12px;
    isolation: isolate;
}

.product-page .detail-image img {
    display: block;
    transform-origin: center 35%;
}

.product-page .product-thumbnails {
    padding-block: 10px;
    gap: 12px;
}

.product-page .product-thumbnails button {
    overflow: hidden;
    border-radius: 6px;
}

.product-page .detail-category {
    margin: 0 0 16px;
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .045em;
}

.product-page .detail-copy h1 {
    max-width: 16ch;
    font-size: clamp(2rem, 3.2vw, 3.3rem);
    font-weight: 600;
    line-height: 1.13;
    letter-spacing: -.045em;
    margin-bottom: 18px;
    text-wrap: balance;
}

.product-page .detail-price-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 6px 20px;
}

.product-page .detail-price {
    margin: 8px 0;
    font-size: clamp(1.4rem, 2vw, 1.8rem);
    letter-spacing: -.025em;
}

.product-page .detail-size-shortcut {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-height: 44px;
    color: var(--blue);
    font-size: .83rem;
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 5px;
}

.product-page .detail-sku {
    color: var(--muted);
    font-size: .75rem;
    margin: 4px 0 20px;
    overflow-wrap: anywhere;
}

.product-page .product-review-actions { gap: 8px 18px; }
.product-page .review-write-link { border-radius: 6px; }
.product-page .detail-copy > hr { margin-block: 24px; }
.product-page .detail-copy > h3 { font-size: .95rem; }

.product-page .variant {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    border-radius: 6px;
    background: #fff;
}

.product-page .variant.selected {
    color: #fff;
    background: var(--ink);
    box-shadow: 0 3px 9px #102d4b14;
}

.product-page .size-guide {
    background: var(--detail-surface);
    border: 1px solid var(--line);
    padding: clamp(16px, 3vw, 28px);
    border-radius: 12px;
    margin: 0;
    scroll-margin-top: 120px;
}

.product-page .size-guide-kicker {
    margin: 0 0 8px;
    color: var(--blue);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .11em;
}

.product-page .size-guide h2 { font-size: clamp(1.3rem, 2.1vw, 1.8rem); margin: 0 0 8px; letter-spacing: -.025em; }
.product-page :is(.size-guide-intro, .size-guide-note) { color: var(--muted); font-size: .82rem; line-height: 1.65; }
.product-page .size-guide-note { margin: 14px 0 0; }
.product-page .size-guide-scroll { border: 1px solid var(--line); border-radius: 7px; }
.product-page .size-guide table { min-width: 0; }
.product-page .size-guide thead { background: #eef3f8; }
.product-page .size-guide :is(th, td) { padding: 11px clamp(6px, 1.5vw, 15px); }
.product-page .size-guide tbody tr:last-child > * { border-bottom: 0; }
.product-page .size-guide td { white-space: nowrap; }
.product-page .size-guide .is-current-size { color: #174579; background: #e1edfc; }
.product-page .size-current-badge { display: inline-block; margin-left: 5px; font-size: .68rem; font-weight: 600; }
.product-page :is(.size-guide-source, .size-guide-link) {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    color: var(--blue);
    font-size: .82rem;
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.product-page .fit-advice {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    margin: 12px 0 0;
}

.product-page .purchase-size {
    position: relative;
    border: 1px solid #c5d4e5;
    border-top: 3px solid var(--ink);
    border-radius: 10px;
    background: #f0f5fb;
    padding: clamp(18px, 3vw, 28px);
    box-shadow: 0 8px 30px #102d4b06, 0 2px 6px #102d4b05;
}

.product-page .purchase-size h3 { font-size: 1.22rem; letter-spacing: -.02em; }
.product-page #purchase-size-note { font-size: .85rem; color: #52687d; line-height: 1.65; }
.product-page .product-purchase-form { margin: 10px 0 0; gap: 10px; }
.product-page .product-purchase-form > label:first-child { width: auto; }
.product-page .product-purchase-form > select { min-height: 52px; border-radius: 6px; padding-right: 30px; }
.product-page .product-purchase-form > label { font-size: .82rem; }
.product-page .product-purchase-buttons { margin-top: 8px; }
.product-page .product-purchase-buttons .button { min-height: 52px; border-radius: 6px; }

.product-page .purchase-selection-feedback {
    margin: 0 0 4px;
    padding: 10px 12px;
    border-left: 2px solid var(--blue);
    color: var(--ink);
    background: #fff;
    font-size: .8rem;
    line-height: 1.6;
}

.product-page .purchase-size.has-selection { border-color: #769bc1; border-top-color: var(--blue); }
.product-page .product-description-panel { margin-top: 20px; }
.product-page .product-outfits { padding-top: 34px; }
.product-page .section-heading h2 { letter-spacing: -.035em; }
.product-page .product-reviews { padding-block: 36px; }

.product-page :is(.variant, .detail-size-shortcut, .product-thumbnails button, .size-guide-link, .size-guide-source):focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 4px;
}

@media (prefers-reduced-motion: no-preference) {
    .product-page .detail-image img { transition: transform 400ms var(--detail-ease); }
    .product-page .variant,
    .product-page .product-thumbnails button,
    .product-page .product-purchase-buttons .button {
        transition: transform 200ms var(--detail-ease), background-color 120ms ease-out, border-color 120ms ease-out;
    }
    .product-page .detail-copy { animation: detail-content-enter 400ms var(--detail-ease) both; }
    .product-page .detail-size-shortcut span { transition: transform 200ms var(--detail-ease); }
    .product-page .purchase-selection-feedback:not([hidden]) { animation: detail-selection-enter 200ms var(--detail-ease); }
    @keyframes detail-content-enter { from { opacity: .45; transform: translateY(12px); } to { opacity: 1; transform: none; } }
    @keyframes detail-selection-enter { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
}

@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
    .product-page .detail-image:hover img { transform: scale(1.045); }
    .product-page .variant:hover,
    .product-page .product-thumbnails button:hover { transform: translateY(-2px); }
    .product-page .detail-size-shortcut:hover span { transform: translate(2px, 2px); }
    .product-page .product-purchase-buttons .button:hover { transform: translateY(-2px); }
    .product-page .product-purchase-buttons .button:active { transform: none; }
}

@media (max-width: 800px) {
    .product-page .product-detail {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas: "gallery" "purchase" "support";
        grid-template-rows: auto;
        gap: 28px;
    }
    .product-page .product-size-support { margin-top: 0; }
    .product-page .detail-copy h1 { max-width: 23ch; }
    .product-page .detail-image { max-height: 760px; }
    .product-page .detail-image img { width: 100%; max-height: 760px; object-fit: contain; }
}

@media (max-width: 480px) {
    .product-page { padding-top: 22px; }
    .product-page .breadcrumbs { font-size: .74rem; }
    .product-page .detail-copy { padding-top: 0; }
    .product-page .detail-copy h1 { font-size: 2rem; }
    .product-page .detail-price-row { align-items: start; }
    .product-page .detail-size-shortcut { font-size: .8rem; }
    .product-page .variant { padding: 10px 12px; font-size: .8rem; }
    .product-page .size-current-badge { display: block; margin: 2px 0 0; }
    .product-page .purchase-size { padding: 18px 14px; }
    .product-page .product-purchase-buttons { grid-template-columns: 1fr; }
}