.isekai-product-hero {
    display: grid;
    gap: var(--isekai-space-6);
    align-items: start;
}

.isekai-product-hero__gallery .woocommerce-product-gallery {
    margin: 0;
    display: grid;
    gap: var(--isekai-space-3);
    align-items: start;
    position: relative;
}

.isekai-product-hero__gallery .flex-viewport {
    min-width: 0;
    overflow: hidden;
    border-radius: var(--isekai-radius-lg);
    background: var(--isekai-color-surface);
}

.isekai-product-hero__gallery .woocommerce-product-gallery__image img {
    width: 100%;
    height: auto;
}

.isekai-product-hero__gallery .woocommerce-product-gallery__trigger {
    position: absolute;
    top: var(--isekai-space-3);
    right: var(--isekai-space-3);
    z-index: 2;
}

.isekai-product-hero__gallery .flex-control-thumbs {
    margin: 0;
    padding: 0;
    list-style: none;
}

.isekai-product-hero__gallery .flex-control-thumbs li {
    list-style: none;
}

.isekai-product-hero__gallery .flex-control-thumbs img {
    display: block;
    width: 100%;
    height: auto;
}

.isekai-product-hero__summary {
    display: flex;
    flex-direction: column;
    gap: var(--isekai-space-4);
}

.isekai-product-hero__title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin: 0;
}

.isekai-product-hero__price .price {
    color: var(--isekai-color-text);
    font-size: var(--isekai-font-size-xl);
    font-weight: 700;
}

.isekai-product-meta {
    display: grid;
    gap: var(--isekai-space-2);
}

.isekai-product-meta__list {
    display: grid;
    gap: 0.375rem;
    margin: 0;
}

.isekai-product-meta__item {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.25rem;
    color: var(--isekai-color-text);
}

.isekai-product-meta__label {
    color: var(--isekai-color-text-muted);
    font-weight: 600;
    margin: 0;
}

.isekai-product-meta__value {
    margin: 0;
}

.isekai-product-hero__release,
.isekai-product-hero__summary-text,
.isekai-product-hero__inventory {
    color: var(--isekai-color-text);
}

.isekai-product-hero__release {
    margin: 0;
    font-weight: 600;
}

.isekai-product-hero__summary-text p {
    margin: 0;
}

.isekai-product-hero__purchase {
    display: grid;
    gap: var(--isekai-space-3);
    padding: var(--isekai-space-4);
    border: 1px solid var(--isekai-color-border);
    border-radius: var(--isekai-radius-lg);
    background: var(--isekai-color-surface);
}

.isekai-product-hero__purchase form.cart {
    display: grid;
    gap: var(--isekai-space-3);
}

.isekai-purchase-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.isekai-purchase-stock,
.isekai-purchase-quantity {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    min-width: 0;
    color: var(--isekai-color-text);
}

.isekai-purchase-stock {
    font-size: var(--isekai-font-size-sm);
}

.isekai-purchase-stock__label,
.isekai-purchase-quantity__label {
    color: var(--isekai-color-text-muted);
    font-weight: 600;
    white-space: nowrap;
}

.isekai-purchase-stock__value {
    white-space: nowrap;
}

.isekai-purchase-quantity .quantity {
    margin: 0;
}

.isekai-purchase-actions {
    display: grid;
    gap: 0.25rem;
}

.isekai-product-hero__purchase .quantity .qty {
    max-width: 6rem;
}

.isekai-product-hero__purchase .single_add_to_cart_button {
    width: 100%;
    min-height: 3rem;
}

.isekai-product-hero__purchase .variations_form.cart {
    gap: var(--isekai-space-3);
}

.isekai-product-hero__purchase .variations {
    width: 100%;
    margin-bottom: var(--isekai-space-2);
}

.isekai-product-hero__purchase .variations th,
.isekai-product-hero__purchase .variations td {
    padding-block: var(--isekai-space-2);
    text-align: left;
}

.isekai-product-hero__purchase .reset_variations {
    display: inline-flex;
    margin-top: var(--isekai-space-2);
}

.isekai-product-hero__purchase .single_variation_wrap {
    display: grid;
    gap: var(--isekai-space-3);
}

.isekai-product-hero__purchase .woocommerce-variation-add-to-cart {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.75rem;
}

.isekai-product-hero__purchase .woocommerce-variation-add-to-cart .quantity {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.375rem;
    margin: 0;
}

.isekai-product-hero__purchase .woocommerce-variation-add-to-cart .quantity::before {
    content: "數量";
    color: var(--isekai-color-text-muted);
    font-weight: 600;
}

.isekai-product-hero__purchase .woocommerce-variation-add-to-cart .single_add_to_cart_button {
    grid-column: 1 / -1;
}

.isekai-mobile-action-bar {
    display: none;
}

@media (min-width: 960px) {
    .isekai-product-hero {
        grid-template-columns: minmax(0, 1.1fr) minmax(20rem, 0.9fr);
    }

    .isekai-product-hero__gallery .woocommerce-product-gallery {
        grid-template-columns: minmax(4.5rem, 5.5rem) minmax(0, 1fr);
        grid-template-areas: "thumbs main";
        column-gap: var(--isekai-space-3);
    }

    .isekai-product-hero__gallery .flex-viewport {
        grid-area: main;
        width: 100%;
    }

    .isekai-product-hero__gallery .flex-control-thumbs {
        grid-area: thumbs;
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--isekai-space-2);
        align-content: start;
    }

    .isekai-product-hero__gallery .woocommerce-product-gallery > .woocommerce-product-gallery__wrapper {
        grid-area: main;
        width: 100% !important;
        max-width: 100%;
    }

    .isekai-product-hero__gallery .woocommerce-product-gallery:not(:has(.flex-control-thumbs)) {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 640px) {
    .single-product .site-main {
        padding-bottom: calc(5.75rem + env(safe-area-inset-bottom, 0px));
        overflow-x: clip;
    }

    .isekai-product-hero {
        gap: var(--isekai-space-4);
    }

    .isekai-product-hero__gallery {
        width: min(82%, 18.5rem);
        margin-inline: auto;
    }

    .isekai-product-hero__summary {
        gap: var(--isekai-space-3);
    }

    .isekai-product-hero__purchase {
        gap: var(--isekai-space-2);
        padding: var(--isekai-space-3);
    }

    .isekai-purchase-meta-row {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 0.625rem;
    }

    .isekai-purchase-stock,
    .isekai-purchase-quantity,
    .isekai-product-meta__item {
        font-size: var(--isekai-font-size-sm);
    }

    .isekai-purchase-quantity .qty,
    .isekai-product-hero__purchase .woocommerce-variation-add-to-cart .qty {
        max-width: 4.5rem;
        min-width: 4.5rem;
    }

    .isekai-product-hero__purchase .woocommerce-variation-add-to-cart {
        gap: 0.625rem;
        grid-template-columns: minmax(0, 1fr);
    }

    .isekai-product-hero__purchase .single_add_to_cart_button,
    .isekai-purchase-actions {
        display: none !important;
    }

    .isekai-product-hero__purchase .woocommerce-variation-add-to-cart .quantity {
        justify-content: flex-start;
    }

    .isekai-product-hero__gallery .flex-control-thumbs {
        display: flex;
        gap: var(--isekai-space-2);
        overflow-x: auto;
        padding-bottom: var(--isekai-space-1);
        scroll-snap-type: x proximity;
    }

    .isekai-product-hero__gallery .flex-viewport {
        width: 100%;
    }

    .isekai-product-hero__gallery .flex-control-thumbs li {
        flex: 0 0 4.75rem;
        scroll-snap-align: start;
    }

    .isekai-mobile-action-bar {
        position: fixed;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: 30;
        display: block;
        padding: var(--isekai-space-3) var(--isekai-container-padding) calc(var(--isekai-space-3) + env(safe-area-inset-bottom, 0px));
        border-top: 1px solid var(--isekai-color-border);
        background: rgba(255, 255, 255, 0.96);
        box-shadow: 0 -0.75rem 1.5rem rgba(15, 23, 42, 0.08);
        backdrop-filter: blur(10px);
    }

    .isekai-mobile-action-bar__inner {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: var(--isekai-space-3);
        width: min(100%, var(--isekai-container-width));
        margin-inline: auto;
    }

    .isekai-mobile-action-bar__button {
        min-height: 3.25rem;
        justify-content: center;
    }

    .isekai-mobile-action-bar__button[disabled] {
        opacity: 0.55;
        cursor: not-allowed;
    }
}

@media (max-width: 360px) {
    .isekai-purchase-stock,
    .isekai-purchase-quantity,
    .isekai-product-meta__item {
        font-size: 0.75rem;
    }

    .isekai-purchase-meta-row {
        gap: 0.5rem;
    }

    .isekai-purchase-quantity {
        gap: 0.25rem;
    }

    .isekai-purchase-quantity .qty,
    .isekai-product-hero__purchase .woocommerce-variation-add-to-cart .qty {
        max-width: 4rem;
        min-width: 4rem;
    }
}