.product-view-controls {
    display: inline-flex;
    min-height: 3rem;
    flex: none;
    align-items: center;
    gap: .25rem;
    border: 1px solid rgb(23 32 51 / .1);
    border-radius: 1rem;
    background: rgb(255 255 255 / .92);
    padding: .2rem;
    box-shadow: 0 1px 3px rgb(23 32 51 / .05);
}

.product-view-controls-label {
    padding: 0 .4rem 0 .55rem;
    color: #94a3b8;
    font-size: .625rem;
    font-weight: 900;
}

.product-view-mode-button {
    display: inline-flex;
    width: 2.6rem;
    height: 2.6rem;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: .75rem;
    color: #94a3b8;
    background: transparent;
    transition: color .16s ease, background-color .16s ease, box-shadow .16s ease, transform .16s ease;
}

.product-view-mode-button:hover {
    color: #315bff;
    background: #e8eeff;
}

.product-view-mode-button:active {
    transform: scale(.95);
}

.product-view-mode-button[aria-pressed="true"] {
    color: #fff;
    background: #315bff;
    box-shadow: 0 6px 16px rgb(49 91 255 / .24);
}

.product-view-mode-button svg {
    width: 1.25rem;
    height: 1.25rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.product-view-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
}

.product-card-flipper,
.product-card-front,
.product-card-back {
    display: contents;
}

.product-card-back-category {
    display: none;
}

.product-card-cta-short {
    display: none;
}

/* 두 칸 보기: 모바일은 정확히 2열, 넓은 화면에서는 상품 폭을 지키며 확장합니다. */
.product-view-grid[data-product-view="compact"] {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .65rem;
}

.product-view-grid[data-product-view="compact"] .product-browse-card {
    border-radius: 1rem;
}

.product-view-grid[data-product-view="compact"] .product-card-image-link {
    aspect-ratio: 1 / 1;
}

.product-view-grid[data-product-view="compact"] .product-card-image {
    padding: .45rem;
}

.product-view-grid[data-product-view="compact"] .product-card-tags {
    padding: .45rem .55rem;
}

.product-view-grid[data-product-view="compact"] .product-card-tags > div {
    flex-wrap: nowrap;
    gap: .25rem;
    overflow: hidden;
}

.product-view-grid[data-product-view="compact"] .product-card-tags > div > a {
    min-height: 1.5rem;
    padding: .2rem .35rem;
    font-size: .56rem;
}

.product-view-grid[data-product-view="compact"] .product-card-tags > div > a:nth-of-type(n+3),
.product-view-grid[data-product-view="compact"] .product-card-tags details {
    display: none;
}

.product-view-grid[data-product-view="compact"] .product-card-body > div {
    padding: .65rem;
}

.product-view-grid[data-product-view="compact"] .product-card-title {
    min-height: 2.25rem;
    -webkit-line-clamp: 2;
    font-size: .72rem;
    line-height: 1.15rem;
}

.product-view-grid[data-product-view="compact"] .product-card-comparison {
    -webkit-line-clamp: 1;
    font-size: .58rem;
    line-height: .9rem;
}

.product-view-grid[data-product-view="compact"] .product-card-price-block {
    padding-top: .55rem;
}

.product-view-grid[data-product-view="compact"] .product-card-price-block > p:first-child {
    font-size: .92rem;
}

.product-view-grid[data-product-view="compact"] .product-card-shipping,
.product-view-grid[data-product-view="compact"] .product-card-seller {
    font-size: .55rem;
}

.product-view-grid[data-product-view="compact"] .product-card-actions {
    gap: .35rem;
    padding: .45rem;
}

.product-view-grid[data-product-view="compact"] .product-card-actions a,
.product-view-grid[data-product-view="compact"] .product-card-actions button {
    min-height: 2.75rem;
    padding-right: .55rem;
    padding-left: .55rem;
    font-size: .62rem;
}

/* 사진 보기: 앞면은 원본 비율을 유지한 object-contain 이미지, 뒷면은 핵심 정보입니다. */
.product-view-grid[data-product-view="photo"] {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: .35rem;
}

.product-view-grid[data-product-view="photo"] .product-browse-card {
    aspect-ratio: 1 / 1;
    overflow: visible;
    border: 0;
    border-radius: .7rem;
    background: transparent;
    box-shadow: none;
    perspective: 1000px;
}

.product-view-grid[data-product-view="photo"] .product-browse-card:hover {
    transform: none;
}

.product-view-grid[data-product-view="photo"] .product-card-flipper {
    position: relative;
    display: grid;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform .48s cubic-bezier(.2, .72, .2, 1);
}

.product-view-grid[data-product-view="photo"] .product-browse-card.is-flipped .product-card-flipper {
    transform: rotateY(180deg);
}

.product-view-grid[data-product-view="photo"] .product-card-front,
.product-view-grid[data-product-view="photo"] .product-card-back {
    position: absolute;
    inset: 0;
    display: flex;
    min-width: 0;
    overflow: hidden;
    border: 1px solid rgb(23 32 51 / .1);
    border-radius: .7rem;
    background: #fff;
    box-shadow: 0 8px 24px rgb(23 32 51 / .09);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.product-view-grid[data-product-view="photo"] .product-card-front {
    z-index: 2;
}

.product-view-grid[data-product-view="photo"] .product-card-back {
    flex-direction: column;
    transform: rotateY(180deg);
}

.product-view-grid[data-product-view="photo"] .product-card-image-link {
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
    cursor: pointer;
}

.product-view-grid[data-product-view="photo"] .product-card-image {
    object-fit: contain;
    padding: .18rem;
}

.product-view-grid[data-product-view="photo"] .product-card-category {
    display: none;
}

.product-view-grid[data-product-view="photo"] .product-card-cta-short {
    display: inline;
}

.product-view-grid[data-product-view="photo"] .product-card-cta-full {
    display: none;
}

.product-view-grid[data-product-view="photo"] .product-card-tags {
    display: none;
}

.product-view-grid[data-product-view="photo"] .product-card-body {
    min-height: 0;
}

.product-view-grid[data-product-view="photo"] .product-card-body > div {
    min-height: 0;
    padding: .28rem .3rem .2rem;
}

.product-view-grid[data-product-view="photo"] .product-card-back-category {
    display: block;
    overflow: hidden;
    color: #315bff;
    font-size: .42rem;
    font-weight: 900;
    line-height: .58rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product-view-grid[data-product-view="photo"] .product-card-title {
    min-height: 1.25rem;
    -webkit-line-clamp: 2;
    font-size: .48rem;
    line-height: .64rem;
}

.product-view-grid[data-product-view="photo"] .product-card-comparison {
    display: -webkit-box;
    overflow: hidden;
    margin-top: .08rem;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    font-size: .4rem;
    line-height: .55rem;
}

.product-view-grid[data-product-view="photo"] .product-card-shipping {
    display: block;
    overflow: hidden;
    margin-top: .05rem;
    font-size: .39rem;
    line-height: .55rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product-view-grid[data-product-view="photo"] .product-card-seller {
    display: none;
}

.product-view-grid[data-product-view="photo"] .product-card-price-block {
    padding-top: .12rem;
}

.product-view-grid[data-product-view="photo"] .product-card-price-block > p:first-child {
    overflow: hidden;
    font-size: .61rem;
    line-height: .76rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product-view-grid[data-product-view="photo"] .product-card-actions {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    padding: .18rem;
}

.product-view-grid[data-product-view="photo"] .product-card-actions > :last-child {
    display: none;
}

.product-view-grid[data-product-view="photo"] .product-card-actions a,
.product-view-grid[data-product-view="photo"] .product-card-actions button,
.product-view-grid[data-product-view="photo"] .product-card-actions > span {
    min-height: 1.65rem;
    padding-right: .2rem;
    padding-left: .2rem;
    border-radius: .45rem;
    font-size: .48rem;
}

@media (min-width: 640px) {
    .product-view-grid[data-product-view="detail"] {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .product-view-grid[data-product-view="compact"] {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .product-view-grid[data-product-view="photo"] {
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: .7rem;
    }

    .product-view-grid[data-product-view="photo"] .product-browse-card,
    .product-view-grid[data-product-view="photo"] .product-card-front,
    .product-view-grid[data-product-view="photo"] .product-card-back {
        border-radius: 1rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-image {
        padding: .45rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-cta-full {
        display: inline;
    }

    .product-view-grid[data-product-view="photo"] .product-card-cta-short {
        display: none;
    }

    .product-view-grid[data-product-view="photo"] .product-card-body > div {
        padding: .55rem .6rem .35rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-back-category {
        font-size: .55rem;
        line-height: .8rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-title {
        min-height: 2rem;
        font-size: .66rem;
        line-height: 1rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-comparison {
        margin-top: .18rem;
        font-size: .52rem;
        line-height: .75rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-price-block {
        padding-top: .3rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-price-block > p:first-child {
        font-size: .78rem;
        line-height: 1rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-shipping {
        margin-top: .12rem;
        font-size: .5rem;
        line-height: .72rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-seller {
        display: block;
        margin-top: .15rem;
        font-size: .48rem;
        line-height: .68rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-actions {
        padding: .35rem;
    }

    .product-view-grid[data-product-view="photo"] .product-card-actions a,
    .product-view-grid[data-product-view="photo"] .product-card-actions button,
    .product-view-grid[data-product-view="photo"] .product-card-actions > span {
        min-height: 2.5rem;
        border-radius: .7rem;
        font-size: .56rem;
    }
}

@media (min-width: 1024px) {
    .product-view-grid[data-product-view="detail"],
    .product-view-grid[data-product-view="compact"] {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .product-view-grid[data-product-view="photo"] {
        grid-template-columns: repeat(6, minmax(0, 1fr));
    }
}

@media (min-width: 1280px) {
    .product-view-grid[data-product-view="compact"] {
        grid-template-columns: repeat(5, minmax(0, 1fr));
    }
}

@media (prefers-reduced-motion: reduce) {
    .product-card-flipper,
    .product-view-mode-button {
        transition: none !important;
    }
}

.product-detail-thumbnail-strip {
    -webkit-overflow-scrolling: touch;
    scrollbar-color: rgba(49, 91, 255, .45) transparent;
    scrollbar-width: thin;
    touch-action: pan-x;
}

.product-detail-thumbnail-strip::-webkit-scrollbar {
    height: .25rem;
}

.product-detail-thumbnail-strip::-webkit-scrollbar-track {
    background: transparent;
}

.product-detail-thumbnail-strip::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: rgba(49, 91, 255, .35);
}