@media screen and (max-width: 992px) {
    .product-detail-section {
        padding: 0 0 24px;
    }

    .product-detail-layout {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .product-detail-gallery__nav {
        width: 38px;
        height: 38px;
        margin-top: -19px;
    }

    .product-detail-gallery__nav--prev {
        left: 10px;
    }

    .product-detail-gallery__nav--next {
        right: 10px;
    }

    .product-detail-thumb-swiper .swiper-slide {
        width: 72px;
        height: 72px;
    }

    .product-detail-thumb-swiper .swiper-slide-thumb-active {
        border-color: var(--yellow-color);
    }

    .product-detail-info {
        padding-top: 0;
    }

    .product-detail__title {
        margin-bottom: 8px;
    }

    .product-detail__rating {
        margin-bottom: 8px;
    }

    .product-detail__price-row {
        gap: 8px;
        margin-bottom: 4px;

        .product-detail__price {
            font-size: 20px;
        }
    }

    .product-detail__intro {
        margin-bottom: 10px;
    }

    .product-detail__meta {
        gap: 4px;
        padding-bottom: 8px;
        margin-bottom: 12px;
    }

    .product-detail__option {
        margin-bottom: 16px;
    }

    .product-detail__option-label {
        margin-bottom: 6px;
    }

    .product-detail__qty {
        height: 48px;

        .product-detail__qty-btn {
            width: 40px;
            height: 48px;
        }
    }

    .product-detail__purchase-top {
        flex-wrap: wrap;
    }

    .product-detail__btn {
        height: 48px;
        min-height: 48px;
        width: 100%;
        min-width: 100%;
    }

    .product-detail__purchase-top .product-detail__btn--primary {
        width: 100%;
    }

    .product-detail-tabs-section {
        padding: 24px 0;
    }

    .product-detail-tabs__nav {
        margin-bottom: 16px;
        gap: 0;
        padding: 4px;
    }

    .product-detail-tabs__panel {
        padding: 16px 12px;
    }

    .product-detail-tabs__btn {
        padding: 10px 12px;
        font-size: 14px;
    }

    .product-detail-desc-layout {
        grid-template-columns: 1fr;
        gap: 28px;

        .product-detail-desc-layout__media {
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 10px;
        }
    }

    .product-detail-desc-layout__title {
        font-size: 26px;
    }

    .product-detail-desc-layout__lead {
        font-size: 16px;
    }

    .product-detail-desc-layout__badges {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .product-detail-specs__title {
        font-size: 24px;
    }

    .product-detail-specs__lead {
        margin-bottom: 16px;
        font-size: 14px;
    }

    .product-detail-specs__item {
        padding: 16px 0;
    }

    .product-detail-specs__label {
        font-size: 13px;
    }

    .product-detail-specs__value {
        font-size: 14px;
        line-height: 1.75;
    }

    .product-detail-reviews__overview {
        grid-template-columns: 1fr;
        gap: 8px;
        padding: 16px;
        margin-bottom: 12px;
    }

    .product-detail-reviews__actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        width: 100%;
        justify-content: initial;

        /* 外層兩欄已由 grid 均分；內層排序按鈕鋪滿自己那一欄 */
        >.product-detail-reviews__sort-wrap {
            display: block;
            min-width: 0;
            width: 100%;

            >.product-detail-reviews__action {
                width: 100%;
                box-sizing: border-box;
            }
        }

        >.product-detail-reviews__action {
            width: 100%;
            box-sizing: border-box;
            min-width: 0;
        }
    }

    .product-detail-reviews__score {
        font-size: 32px;
    }

    .product-detail-reviews__score-card {
        gap: 4px;
    }

    .product-detail-reviews__title {
        font-size: 18px;
        margin-bottom: 4px;
    }

    .product-detail-reviews__sort-menu {
        right: 0;
        left: auto;
        min-width: 148px;
    }

    .product-detail-review {
        padding: 12px;

        .product-detail-review__avatar {
            width: 36px;
            height: 36px;
        }

        .product-detail-review__user {
            gap: 8x;
            display: flex;
            align-items: center;

            .product-detail-review__author {
                font-size: 14px;
                line-height: 16px;
            }

            .product-detail-review__date {
                line-height: 16px;
            }
        }

        .product-detail-review__stars {
            svg {
                width: 18px;
                height: 18px;
            }
        }

        .product-detail-review__top {
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 8px;
        }

        .product-detail-review__text {
            font-size: 14px;
            line-height: 24px;
        }

        .product-detail-review__no-reviews {
            min-height: 200px;
            padding: 40px 20px;
        }

        .product-detail-review__no-reviews-title {
            font-size: 16px;
        }

        .product-detail-review__no-reviews-text {
            font-size: 13px;
        }

        .product-detail-related-prev {
            left: 4px;
        }

        .product-detail-related-next {
            right: 4px;
        }

        .product-detail-related-prev,
        .product-detail-related-next {
            width: 36px;
            height: 36px;
            margin-top: -18px;
        }
    }

    .product-detail-related-section {
        padding: 30px 0;

        .product-detail-related__title {
            margin-bottom: 12px;
        }
    }

    .product-detail-related-swiper {
        .product-card__name {
            min-height: calc(14px * 1.45 * 2);
        }

        .product-card__price {
            min-height: auto;
        }
    }

    .product-detail-related-prev, 
    .product-detail-related-next {
        width: 34px;
        height: 34px;
    }
}

    @media screen and (max-width: 640px) {
        .product-detail-gallery__thumb-nav {
            display: none;
        }

        .product-detail-tabs__nav {
            width: 100%;
            justify-content: stretch;
        }

        .product-detail-tabs__btn {
            flex: 1;
            justify-content: center;
            padding: 10px 12px;
        }

        .product-detail-desc-layout__badges {
            grid-template-columns: 1fr 1fr;
        }
    }