/* Theme4 only: keep the existing product gallery and purchase handlers intact. */
.t4-product-detail .t4-site-content { background: #f6f8fb; padding-bottom: 32px; }
.t4-product-detail .page-title-overlap { background: transparent !important; padding-bottom: 0 !important; }
.t4-product-detail .page-title-overlap h1 { color: #192d46 !important; font-size: clamp(20px, 2vw, 28px); line-height: 1.4; }
.t4-product-detail .page-title-overlap br { display: none; }
.t4-product-detail .breadcrumb, .t4-product-detail .breadcrumb a { color: #77869b !important; font-size: 12px; }
.t4-product-detail .t4-site-content > .page-wrapper { min-height: 0; padding-top: 12px; }
.t4-product-detail .page-wrapper > .container:first-child > .bg-light { border: 1px solid #e4eaf1; box-shadow: none !important; border-radius: 12px !important; padding: 28px !important; margin-bottom: 24px !important; }
.t4-product-detail .page-wrapper > .container:first-child > .bg-light > .px-lg-3 { padding: 0 !important; }
.t4-product-detail .product-gallery { gap: 16px; padding: 0; }
.t4-product-detail .product-gallery-preview { min-width: 0; flex: 1; }
.t4-product-detail .product-gallery-preview-item > img { width: 100%; height: clamp(290px, 30vw, 460px); object-fit: contain; padding: 16px; }
.t4-product-detail .product-gallery-thumblist-item { border: 2px solid #cbd5e1; border-radius: 8px; background: #fff; overflow: hidden; padding: 5px; box-shadow: 0 2px 5px #192d460d; transition: border-color .15s, box-shadow .15s; }
.t4-product-detail .product-gallery-thumblist-item img { width: 64px; height: 64px; object-fit: contain; }
.t4-product-detail .product-gallery-thumblist-item.active { border-color: var(--t4-brand, #ff7900); box-shadow: 0 0 0 1px var(--t4-brand, #ff7900); }
.t4-product-detail .product-gallery-thumblist-item:hover { border-color: var(--t4-brand, #ff7900); }
.t4-product-detail .product-gallery-thumblist-item:focus-visible { outline: 2px solid var(--t4-brand, #ff7900); outline-offset: 3px; }
.t4-product-detail .product-gallery-preview-item.active > img { border: 1px solid #e4eaf1; border-radius: 10px; }
.t4-description-heading { border-bottom: 1px solid #e4eaf1; margin-bottom: 24px; }
.t4-description-heading h2 { display: inline-block; margin: 0 0 -1px; padding: 12px 20px; border: 1px solid #e4eaf1; border-bottom: 3px solid var(--t4-brand, #ff7900); border-radius: 8px 8px 0 0; background: #fff7ee; color: #192d46; font-size: 17px; font-weight: 600; line-height: 1.5; }
.t4-product-detail .product-details { max-width: none; padding: 0 !important; }
.t4-product-detail .product-details > .fs-sm { margin-bottom: 12px !important; font-size: 13px !important; }
.t4-product-detail .product-details > .fs-xl { margin-bottom: 20px !important; font-size: clamp(21px, 1.8vw, 28px) !important; line-height: 1.4; font-weight: 650; }
.t4-product-detail .product-details > .fs-xl .text-primary { color: #192d46 !important; }
.t4-product-detail .product-details .h3 { color: var(--t4-brand, #ff7900) !important; font-size: 30px; font-weight: 700 !important; }
.t4-product-detail .product-details > .position-relative { margin-right: 0 !important; }
.t4-product-detail .product-badge { position: static; display: inline-flex; align-items: center; gap: 6px; border-radius: 6px; padding: 8px 12px; margin: 0 !important; font-size: 13px; box-shadow: none; }
.t4-product-detail .product-badge::after { display: none; }
.t4-product-detail .product-available { background: #edf8f1; color: #267647; }
.t4-product-detail .product-not-available { background: #fff0f2; color: #ba354b; }
.t4-product-detail .product-details > .row { margin-left: 0; margin-right: 0; }
.t4-product-detail .product-details > .row.my-3 { padding: 16px 0 0 !important; margin-bottom: 0 !important; border-top: 1px solid #e4eaf1; }
.t4-product-detail .product-details .card-body { padding: 0 0 20px; }
.t4-product-detail .product-details .form-control, .t4-product-detail .product-details .form-select { min-height: 44px; border-color: #dce4ed; border-radius: 7px; font-size: 14px; }
.t4-product-detail .product-details .btn-primary { min-height: 44px; border-radius: 7px; }
.t4-product-detail .product-details .btn-share { display: inline-flex; width: auto; height: auto; padding: 6px 10px; background: #f3f6fa !important; color: #41546c !important; border: 1px solid #e4eaf1; border-radius: 6px; font-size: 12px; line-height: 1.5; }
.t4-product-detail .product-details .alert { background: #fff6eb; color: #8d531c; border: 1px solid #ffe0bb; border-radius: 8px; font-size: 14px; margin: 16px 0 0; }
.t4-product-detail .page-wrapper > .container + .container > .row > .col-12:not(:empty) { background: #fff; border: 1px solid #e4eaf1; border-radius: 12px; padding: 24px; color: #41546c; line-height: 1.75; overflow-x: auto; }
.t4-product-detail .page-wrapper > .container + .container img { max-width: 100%; height: auto; }
@media (min-width: 992px) {
    .t4-product-detail .page-wrapper .col-lg-7 { width: 55%; padding-top: 0 !important; padding-right: 28px !important; }
    .t4-product-detail .page-wrapper .col-lg-5 { width: 45%; margin-top: 0 !important; padding-left: 28px; border-left: 1px solid #edf0f5; }
}
@media (max-width: 991px) {
    .t4-product-detail .page-wrapper .col-lg-5 { margin-top: 20px !important; padding-top: 20px !important; border-top: 1px solid #edf0f5; }
    .t4-product-detail .page-wrapper > .container:first-child > .bg-light { padding: 18px !important; }
}
@media (max-width: 575px) {
    .t4-product-detail .product-gallery-preview-item > img { height: 280px; padding: 8px; }
    .t4-product-detail .product-details > .fs-xl { font-size: 21px !important; }
    .t4-product-detail .page-wrapper > .container + .container > .row > .col-12:not(:empty) { padding: 16px; }
}