/* ============================================
   Product detail page
   ============================================ */

.detail-page {
    position: relative;
    width: 100%;
    height: 100%;
    background: #ffffff;
    color: #3a3a3a;
    overflow: hidden;
}

.detail-section {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(18px);
    transition: opacity 0.45s ease, transform 0.45s ease, visibility 0s linear 0.45s;
    will-change: opacity, transform;
}

.detail-section.is-active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
    transition: opacity 0.45s ease, transform 0.45s ease, visibility 0s;
}

.detail-header {
    position: absolute;
    top: 80px;
    right: 105px;
    z-index: 2;
}

.detail-tabs {
    display: flex;
    gap: 36px;
}

.detail-tab {
    text-decoration: none;
    color: #7b7b7b;
    font-size: 32px;
    font-weight: 400;
    padding-bottom: 6px;
}

.detail-tab.is-active {
    color: #4f4f4f;
    font-weight: 700;
    border-bottom: 2px solid #4f4f4f;
}

.detail-page.is-main-tab.is-dark .detail-tab {
    color: rgba(255, 255, 255, 0.7);
}

.detail-page.is-main-tab.is-dark .detail-tab.is-active {
    color: #fff;
    border-bottom-color: #fff;
}

.detail-page.is-main-tab.is-light .detail-tab {
    color: #5c5c5c;
}

.detail-page.is-main-tab.is-light .detail-tab.is-active {
    color: #2e2e2e;
    border-bottom-color: #2e2e2e;
}

.detail-hero {
    inset: 0;
}

.detail-hero-media {
    position: absolute;
    left: 55px;
    top: 55px;
    width: 1810px;
    height: 970px;
    overflow: hidden;
}

.detail-hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.detail-hero-title {
    position: absolute;
    top: 200px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 140px;
    font-weight: 600;
    letter-spacing: -1px;
    color: rgba(255, 255, 255, 0.75);
    opacity: 0;
    text-transform: uppercase;
    transition: opacity 0.9s ease;
    backface-visibility: hidden;
}

.detail-hero-title-text {
    display: inline-block;
    transform: translateY(40px);
    transition: transform 0.9s ease;
    will-change: transform;
}

.detail-hero.is-loaded .detail-hero-title {
    opacity: 1;
}

.detail-hero.is-loaded .detail-hero-title-text {
    transform: translateY(-6px);
}

.detail-info {
    display: grid;
    inset: 0;
}

.detail-info-media {
    position: absolute;
    left: 55px;
    top: 55px;
    width: 950px;
    height: 970px;
    overflow: hidden;
}

.detail-info-slider {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.detail-info-track {
    display: flex;
    height: 100%;
    transition: transform 0.6s ease;
}

.detail-info-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    flex: 0 0 100%;
    display: block;
}

.detail-info-caption {
    position: absolute;
    left: 30px;
    bottom: 24px;
    font-size: 22px;
    color: #4b4b4b;
}

.detail-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    font-size: 28px;
    color: #6f6f6f;
    cursor: pointer;
    z-index: 2;
}

.detail-info-media.is-dark .detail-arrow {
    color: #1f1f1f;
}

.detail-info-media.is-light .detail-arrow {
    color: #ffffff;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.35);
}

.detail-arrow.is-left {
    left: 20px;
}

.detail-arrow.is-right {
    right: 20px;
}

.detail-hero-info {
    position: absolute;
    top: 180px;
    right: 80px;
    width: 750px;
    bottom: 55px;
    padding-top: 0;
}

.detail-title {
    font-size: 80px;
    font-weight: 600;
    margin: 0;
    letter-spacing: 0.04em;
}

.detail-desc {
    font-size: 18px;
    color: #6c6c6c;
    font-weight: 400;
    margin: 0 0 24px;
}

.detail-color {
    display: flex;
    align-items: flex-start;
    gap: 26px;
    margin-bottom: 20px;
}

.detail-color-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: inherit;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.detail-color-item:hover {
    opacity: 0.85;
}

.detail-color-item:focus-visible {
    outline: 2px solid #2f2f2f;
    outline-offset: 3px;
}

.detail-color-item.is-active .detail-color-dot {
    border-color: #2f2f2f;
    box-shadow: 0 0 0 2px rgba(47, 47, 47, 0.2);
}

.detail-color-item.is-active .detail-color-name {
    font-weight: 600;
}

.detail-color-dot {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 1px solid #cdcdcd;
    background: #7a7a7a;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.detail-color-name {
    font-size: 16px;
    color: #2f2f2f;
    text-align: center;
}

.detail-color-note {
    font-size: 13px;
    color: #6a6a6a;
    text-align: center;
    margin-top: -6px;
    line-height: 1.05;
}

.detail-diagram {
    display: flex;
    justify-content: flex-end;
}

.detail-diagram.is-absolute {
    position: absolute;
    display: inline-block;
    width: auto;
}

.detail-diagram img {
    width: auto;
    max-width: 430px;
    max-height: 350px;
    height: auto;
    display: block;
    margin-bottom: 20px;
}

.detail-diagram.is-absolute img {
    margin-bottom: 0;
}

.detail-tables {
    display: grid;
    gap: 20px;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
}

.detail-tables.is-two-col {
    grid-template-columns: var(--table-col-1, 1fr) var(--table-col-2, 1fr);
}

.detail-tables.is-three-col {
    grid-template-columns: repeat(3, 1fr);
}

.detail-tables.is-two-col-last-full .detail-table:last-child {
    grid-column: 1 / -1;
}

.detail-page--side-table .detail-tables {
    right: 20px;
    max-width: calc(100% - 20px);
}

.detail-page--mattress .detail-tables {
    right: 0;
    bottom: 12px;
    column-gap: 18px;
}

.detail-page--mattress .detail-table-title {
    font-size: 20px;
}

.detail-page--mattress .detail-diagram {
    justify-content: flex-start;
}

.detail-page--mattress .detail-diagram img {
    max-width: 370px;
}

.detail-table {
    padding-top: 12px;
    font-size: 17px;
    color: #5a5a5a;
}

.detail-table-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 10px;
}

.detail-table-link {
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    color: #6f6f6f;
}

.detail-table-grid {
    width: 100%;
    border-collapse: collapse;
}

.detail-table-grid th,
.detail-table-grid td {
    padding: 6px 0;
    text-align: center;
    border-bottom: 1px solid #d3d4d4;
}

.detail-table-grid thead th:first-child,
.detail-table-grid tbody td:first-child {
    width: 90px;
}

.detail-table-grid th {
    background: #e6e6e6;
    border-top: 1px solid #a9a9a9;
    font-weight: 600;
    color: #4d4d4d;
}

.detail-table-grid thead th:first-child {
    border-right: 1px solid #a9a9a9;
}

.detail-table-grid td {
    background: transparent;
    letter-spacing: -1px;
}

.detail-table-grid tbody td:first-child {
    border-right: 1px solid #d3d4d4;
    padding: 0 25px;
}

.detail-features {
    position: absolute;
    left: 120px;
    right: 120px;
    top: 120px;
}

.detail-section-title {
    font-size: 32px;
    font-weight: 400;
    color: #666;
    margin-bottom: 24px;
}

.detail-features .detail-section-title {
    font-size: 55px;
    font-weight: 400;
    color: #717070;
    margin-bottom: 40px;
}

.detail-features .detail-section-title-label {
    font-weight: 400;
}

.detail-features .detail-section-title-value {
    font-weight: 100;
    font-size: 42px;
    margin-left: 10px;
}

.detail-feature-carousel {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 750px;
    overflow: hidden;
    width: 1275px;
    margin: 0 auto;
}

.detail-feature-carousel.is-four {
    width: 1710px;
    max-width: 1710px;
    left: 50%;
    transform: translateX(-50%);
}

.detail-feature-carousel.is-four .detail-feature-track {
    width: 100%;
    margin: 0;
    justify-content: center;
}

.detail-feature-carousel.is-wide {
    width: 1710px;
    max-width: 1710px;
}

.detail-feature-track {
    --feature-col: 415px;
    --feature-gap: 15px;
    width: 1275px;
    max-width: 100%;
    display: flex;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: var(--feature-gap);
    margin: 0 auto;
    transition: transform 0.35s ease;
}

.detail-feature-track.is-wide {
    --feature-col: 1710px;
    width: 1710px;
}

.detail-feature-track.is-wide .detail-feature-card {
    flex: 0 0 1710px;
}

.detail-feature-card.is-text-hidden .detail-feature-overlay {
    display: none;
}

.detail-feature-track.is-fading {
    opacity: 0;
    transition: opacity 0.25s ease;
}

.detail-feature-track {
    transition: transform 0.35s ease, opacity 0.25s ease;
}

.detail-feature-card {
    position: relative;
    background: #eaeaea;
    padding: 0;
    height: 750px;
    overflow: hidden;
    cursor: pointer;
    transition: box-shadow 0.3s ease, transform 0.3s ease, flex-basis 0.4s ease;
    min-width: 0;
    flex: 0 0 var(--feature-col);
}

.detail-feature-card.is-expanded {
    flex-basis: calc(var(--feature-col) * 2 + var(--feature-gap));
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
}

.detail-feature-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 50%;
    display: block;
}

.detail-feature-card.is-empty {
    display: none;
}

.detail-feature-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 26px 24px;
    color: #ffffff;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.35) 12%, rgba(0, 0, 0, 0.12) 25%, rgba(0, 0, 0, 0) 100%);
}

.detail-feature-title {
    font-size: 40px;
    font-weight: 500;
    margin: 0;
    line-height: 1.12;
}

.detail-feature-desc {
    font-size: 18px;
    font-weight: 400;
    margin: 22px 0 0;
    line-height: 1.5;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.3s ease, max-height 0.3s ease;
}

.detail-feature-card.is-expanded .detail-feature-desc {
    opacity: 1;
    max-height: 200px;
}

.detail-feature-track[data-count="1"] {
    justify-content: center;
}

.detail-feature-track[data-count="2"] {
    justify-content: center;
}

.detail-page--side-table .detail-feature-carousel {
    width: 1710px !important;
    max-width: 1710px;
    height: 750px !important;
}

.detail-page--side-table .detail-feature-track {
    width: 1710px !important;
    max-width: 1710px;
    --feature-col: 1710px;
}

.detail-page--side-table .detail-feature-card {
    position: relative !important;
    height: 750px;
    flex: 0 0 1710px !important;
}

.detail-page--side-table .detail-feature-card {
    cursor: default;
}

.detail-page--side-table .detail-feature-card img {
    position: relative;
    z-index: 1;
}

.detail-features .detail-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
}

.detail-features .detail-arrow.is-left {
    left: -70px;
}

.detail-features .detail-arrow.is-right {
    right: -70px;
}


.detail-page--side-table .detail-feature-overlay {
    position: absolute !important;
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    z-index: 2;
    opacity: 1 !important;
    visibility: visible !important;
    display: flex !important;
    align-items: flex-end;
    text-align: right;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.35) 20%, rgba(0, 0, 0, 0.1) 50%, rgba(0, 0, 0, 0) 100%);
}

.detail-page--side-table .detail-feature-title,
.detail-page--side-table .detail-feature-desc {
    position: relative;
    z-index: 3;
    display: block;
    opacity: 1 !important;
    color: #ffffff !important;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}

.detail-page--side-table .detail-feature-card.is-expanded {
    flex-basis: 1710px !important;
    box-shadow: none;
}

.detail-page--side-table .detail-feature-desc {
    opacity: 1;
    max-height: none;
}

.detail-feature-track.has-expanded[data-active="0"] {
    transform: translateX(0);
}

.detail-feature-track.has-expanded[data-active="1"] {
    transform: translateX(0);
}

.detail-feature-track.has-expanded[data-active="2"] {
    transform: translateX(calc((var(--feature-col) + var(--feature-gap)) * -1));
}

.detail-feature-track[data-count="4"].has-expanded[data-active="0"] {
    transform: translateX(calc((var(--feature-col) + var(--feature-gap)) * 1));
}

.detail-feature-track[data-count="4"].has-expanded[data-active="3"] {
    transform: translateX(calc((var(--feature-col) + var(--feature-gap)) * -1));
}

.detail-arrow.is-hidden {
    display: none;
}

.detail-list {
    position: absolute;
    left: 120px;
    right: 120px;
    bottom: 60px;
}

.detail-list-items {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 16px;
    color: #8a8a8a;
}