/**
 * GALXY GARMRNT 银河制衣 - 商品页面样式
 * 仿LV路易威登风格
 */

/* ============================================
   分类页面
   ============================================ */
.lv-category-page {
    padding: 2rem 0 4rem;
}

.lv-category-page__header {
    text-align: center;
    padding: 2rem 0 3rem;
    border-bottom: 1px solid var(--color-border-thin);
    margin-bottom: 2rem;
}

.lv-category-page__title {
    font-size: var(--text-3xl);
    font-weight: 400;
    letter-spacing: var(--tracking-wide);
    margin-bottom: 0.75rem;
}

.lv-category-page__desc {
    font-size: var(--text-base);
    color: var(--color-content-subtle);
}

@media (max-width: 47.999rem) {
    .lv-category-page__header {
        padding: 1.5rem 0 2rem;
    }
    
    .lv-category-page__title {
        font-size: var(--text-2xl);
    }
}

/* ============================================
   商品列表页
   ============================================ */
.lv-products-page {
    padding: 2rem 0 4rem;
}

/* 页面头部 */
.lv-products-page__header {
    padding: 0 var(--gutter-mobile) 1.5rem;
}

.lv-products-page__title {
    font-size: var(--text-xl);
    font-weight: 400;
    letter-spacing: var(--tracking-wide);
    margin-bottom: 0.5rem;
}

.lv-products-page__count {
    font-size: var(--text-sm);
    color: var(--color-content-subtle);
}

/* 筛选栏 */
.lv-products-filter {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem var(--gutter-mobile);
    border-top: 1px solid var(--color-border-thin);
    border-bottom: 1px solid var(--color-border-thin);
    margin-bottom: 1.5rem;
    position: sticky;
    top: 3.5rem;
    background-color: var(--color-surface-extra-light);
    z-index: var(--z-sticky);
}

.lv-products-filter__left,
.lv-products-filter__right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lv-products-filter__btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--text-sm);
    font-weight: 400;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    padding: 0.5rem;
    transition: opacity var(--transition-fast);
}

.lv-products-filter__btn:hover {
    opacity: 0.6;
}

.lv-products-filter__btn svg {
    width: 1rem;
    height: 1rem;
}

/* 排序下拉 */
.lv-products-sort {
    position: relative;
}

.lv-products-sort__select {
    appearance: none;
    background: none;
    border: none;
    font-size: var(--text-sm);
    font-weight: 400;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    padding-right: 1.5rem;
    cursor: pointer;
}

.lv-products-sort::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid var(--color-content-intense);
    pointer-events: none;
}

@media (min-width: 64rem) {
    .lv-products-page__header {
        padding: 0 var(--gutter-desktop) 1.5rem;
    }
    
    .lv-products-filter {
        padding: 1rem var(--gutter-desktop);
        top: 5.5rem;
    }
    
    .lv-products-page__title {
        font-size: 2rem;
    }
}

/* 商品列表页4列布局 */
.lv-products-page .lv-products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    padding: 0;
}

@media (min-width: 48rem) {
    .lv-products-page .lv-products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 64rem) {
    .lv-products-page .lv-products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ============================================
   产品卡片图片悬停切换效果 - 通用样式
   ============================================ */
.lv-product-card__media--with-bg {
    position: relative;
    aspect-ratio: 3 / 4;
    height: auto;
    overflow: hidden;
}

.lv-product-card__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
}

.lv-product-card__images {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
}

.lv-product-card__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    transition: opacity 0.5s cubic-bezier(0.39, 0.575, 0.565, 1);
}

.lv-product-card__image--default {
    opacity: 1;
    z-index: 1;
}

.lv-product-card__image--hover {
    opacity: 0;
    z-index: 2;
}

.lv-product-card:hover .lv-product-card__image--default {
    opacity: 0;
}

.lv-product-card:hover .lv-product-card__image--hover {
    opacity: 1;
}

/* 商品列表页图片统一尺寸 */
.lv-products-page .lv-product-card__media {
    aspect-ratio: 3 / 4;
    height: auto;
    background: url('../../product/product%20images/background%20image.svg') center center / cover no-repeat;
}

.lv-products-page .lv-product-card__images {
    position: relative;
    width: 100%;
    height: 100%;
}

.lv-products-page .lv-product-card__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    transition: opacity 0.5s cubic-bezier(0.39, 0.575, 0.565, 1);
}

.lv-products-page .lv-product-card__image--default {
    opacity: 1;
    z-index: 1;
}

.lv-products-page .lv-product-card__image--hover {
    opacity: 0;
    z-index: 2;
}

.lv-products-page .lv-product-card:hover .lv-product-card__image--default {
    opacity: 0;
}

.lv-products-page .lv-product-card:hover .lv-product-card__image--hover {
    opacity: 1;
}

/* ============================================
   商品详情页
   ============================================ */
.lv-product-detail {
    padding: 0 0 4rem;
}

.lv-product-detail__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

/* 图片画廊 */
.lv-product-gallery {
    position: relative;
}

.lv-product-gallery__main {
    position: relative;
    max-width: 500px;
    max-height: 625px;
    margin: 0 auto;
    aspect-ratio: 227 / 284;
    background-color: var(--color-surface-light);
    overflow: hidden;
}

.lv-product-gallery__main img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
}

.lv-product-gallery__slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.lv-product-gallery__slider-track {
    display: flex;
    transition: transform var(--transition-normal);
    height: 100%;
}

.lv-product-gallery__slider-slide {
    min-width: 100%;
    height: 100%;
}

.lv-product-gallery__slider-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 画廊箭头 */
.lv-product-gallery__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-full);
    opacity: 0;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.lv-product-gallery:hover .lv-product-gallery__arrow {
    opacity: 1;
}

.lv-product-gallery__arrow:hover {
    background-color: var(--color-surface-extra-light);
}

.lv-product-gallery__arrow--prev {
    left: 1rem;
}

.lv-product-gallery__arrow--next {
    right: 1rem;
}

/* 缩略图 */
.lv-product-gallery__thumbs {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.lv-product-gallery__thumb {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border: 1px solid transparent;
    cursor: pointer;
    overflow: hidden;
    transition: border-color var(--transition-fast);
}

.lv-product-gallery__thumb.active {
    border-color: var(--color-common-accent);
}

.lv-product-gallery__thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 图片指示器 */
.lv-product-gallery__dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
}

.lv-product-gallery__dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lv-product-gallery__dot.active {
    background-color: var(--color-common-accent);
    width: 24px;
}

/* 商品信息 */
.lv-product-info {
    padding: 0 var(--gutter-mobile);
}

.lv-product-info__header {
    margin-bottom: 1.5rem;
}

.lv-product-info__title {
    font-size: var(--text-xl);
    font-weight: 400;
    line-height: var(--leading-tight);
    margin-bottom: 0.75rem;
}

.lv-product-info__subtitle {
    font-size: var(--text-base);
    color: var(--color-content-subtle);
    margin-bottom: 1rem;
}

.lv-product-info__price {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: var(--text-xl);
}

.lv-product-info__price-current {
    font-weight: 400;
}

.lv-product-info__price-original {
    font-size: var(--text-base);
    color: var(--color-content-subtle);
    text-decoration: line-through;
}

.lv-product-info__price-discount {
    font-size: var(--text-xs);
    color: var(--color-common-highlight);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
}

/* 商品属性 */
.lv-product-info__attributes {
    margin-bottom: 1.5rem;
}

.lv-product-attribute {
    margin-bottom: 1.5rem;
}

.lv-product-attribute__label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

/* 颜色选择 */
.lv-product-colors {
    display: flex;
    gap: 0.75rem;
}

.lv-product-color {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-fast);
}

.lv-product-color:hover {
    transform: scale(1.1);
}

.lv-product-color.active {
    border-color: var(--color-common-accent);
}

.lv-product-color.active::after {
    content: '';
    position: absolute;
    inset: -4px;
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-full);
}

/* 尺寸选择 */
.lv-product-sizes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.lv-product-size {
    min-width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1rem;
    font-size: var(--text-sm);
    font-weight: 400;
    letter-spacing: var(--tracking-wide);
    border: 1px solid var(--color-border-thin);
    background-color: var(--color-surface-extra-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lv-product-size:hover {
    border-color: var(--color-border-subtle);
}

.lv-product-size.active {
    border-color: var(--color-common-accent);
    box-shadow: inset 0 0 0 1px var(--color-common-accent);
}

.lv-product-size:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    text-decoration: line-through;
}

/* 数量选择 */
.lv-product-quantity {
    display: flex;
    align-items: center;
    border: 1px solid var(--color-border-thin);
    width: fit-content;
}

.lv-product-quantity__btn {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    color: var(--color-content-subtle);
    transition: color var(--transition-fast);
}

.lv-product-quantity__btn:hover {
    color: var(--color-content-intense);
}

.lv-product-quantity__input {
    width: 3rem;
    height: 3rem;
    text-align: center;
    font-size: var(--text-md);
    border: none;
    background: none;
    -webkit-appearance: none;
    -moz-appearance: textfield;
    appearance: none;
}

.lv-product-quantity__input::-webkit-outer-spin-button,
.lv-product-quantity__input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* 操作按钮 */
.lv-product-info__actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.lv-product-info__wishlist {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    border: 1px solid var(--color-border-thin);
    background-color: var(--color-surface-extra-light);
    transition: all var(--transition-fast);
}

.lv-product-info__wishlist:hover {
    border-color: var(--color-common-accent);
}

.lv-product-info__wishlist.active {
    background-color: var(--color-common-accent);
    color: var(--color-content-invert-intense);
    border-color: var(--color-common-accent);
}

/* 服务信息 */
.lv-product-services {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.5rem 0;
    border-top: 1px solid var(--color-border-thin);
}

.lv-product-service {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--text-sm);
    color: var(--color-content-subtle);
}

.lv-product-service svg {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
}

/* 商品详情标签页 */
.lv-product-tabs {
    margin-top: 3rem;
    padding: 0 var(--gutter-mobile);
}

.lv-product-tabs__nav {
    display: flex;
    border-bottom: 1px solid var(--color-border-thin);
    margin-bottom: 2rem;
}

.lv-product-tabs__btn {
    padding: 1rem 1.5rem;
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--color-content-subtle);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition-fast);
}

.lv-product-tabs__btn:hover {
    color: var(--color-content-intense);
}

.lv-product-tabs__btn.active {
    color: var(--color-content-intense);
    border-bottom-color: var(--color-common-accent);
}

.lv-product-tabs__panel {
    display: none;
}

.lv-product-tabs__panel.active {
    display: block;
}

.lv-product-tabs__content {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-content-subtle);
}

.lv-product-tabs__content p {
    margin-bottom: 1rem;
}

/* 尺码表 */
.lv-size-chart {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.lv-size-chart th,
.lv-size-chart td {
    padding: 1rem;
    text-align: center;
    border: 1px solid var(--color-border-thin);
    font-size: var(--text-sm);
}

.lv-size-chart th {
    background-color: var(--color-surface-light);
    font-weight: 500;
}

/* 桌面端布局 */
@media (min-width: 64rem) {
    .lv-product-detail__inner {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        padding: 0 var(--gutter-desktop);
    }
    
    .lv-product-gallery__main {
        aspect-ratio: 4 / 5;
    }
    
    .lv-product-info {
        padding: 2rem 0;
    }
    
    .lv-product-info__title {
        font-size: 2rem;
    }
    
    .lv-product-info__price {
        font-size: 1.5rem;
    }
    
    .lv-product-info__actions {
        flex-direction: row;
    }
    
    .lv-product-info__actions .lv-button {
        flex: 1;
    }
    
    .lv-product-tabs {
        padding: 0 var(--gutter-desktop);
    }
}

/* ============================================
   相关推荐
   ============================================ */
.lv-related-products {
    padding: 4rem 0;
    border-top: 1px solid var(--color-border-thin);
}

.lv-related-products__title {
    font-size: var(--text-xl);
    font-weight: 400;
    letter-spacing: var(--tracking-wide);
    text-align: center;
    margin-bottom: 2rem;
    padding: 0 var(--gutter-mobile);
}

/* 相关推荐4列布局 */
.lv-related-products .lv-products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    padding: 0;
}

/* 初始只显示8个产品 */
.lv-related-products__item:nth-child(n+9) {
    display: none;
}

.lv-related-products__load-more {
    text-align: center;
    margin-top: 2rem;
}

/* ============================================
   多颜色商品切换
   ============================================ */
.lv-product-color-slider {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.lv-product-color-slider__track {
    display: flex;
    gap: 0.5rem;
    overflow: hidden;
    flex: 1;
}

.lv-product-color-slider__item {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.lv-product-color-slider__item:hover,
.lv-product-color-slider__item.active {
    border-color: #1a1a1a;
    transform: scale(1.1);
}

.lv-product-color-slider__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lv-product-color-slider__arrow {
    width: 24px;
    height: 24px;
    border: none;
    background: #1a1a1a;
    color: #fff;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.lv-product-color-slider__arrow:hover {
    background: #333;
}

.lv-product-color-slider__arrow:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.lv-product-color-slider__arrow svg {
    width: 14px;
    height: 14px;
}

/* 颜色指示点 */
.lv-product-color-dots {
    display: flex;
    gap: 0.25rem;
    margin-top: 0.5rem;
    justify-content: center;
}

.lv-product-color-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ddd;
    transition: all 0.2s ease;
}

.lv-product-color-dot.active {
    background: #1a1a1a;
}

/* ============================================
   移动端适配
   ============================================ */
@media (max-width: 47.999rem) {
    /* 分类页面 */
    .lv-category-page {
        padding: 1rem 0 2rem;
    }
    
    .lv-category-page__header {
        padding: 1rem 0 1.5rem;
    }
    
    .lv-category-page__title {
        font-size: var(--text-2xl);
    }
    
    /* 产品详情页移动端优化 */
    .lv-product-detail {
        padding: 0 0 2rem;
    }
    
    .lv-product-detail__inner {
        gap: 1.5rem;
    }
    
    /* 图片画廊移动端 */
    .lv-product-gallery__main {
        max-width: 100%;
        aspect-ratio: 1 / 1;
        max-height: 500px;
    }
    
    .lv-product-gallery__arrow {
        width: 2.5rem;
        height: 2.5rem;
        opacity: 0.8;
        background-color: rgba(255, 255, 255, 0.95);
    }
    
    .lv-product-gallery__arrow--prev {
        left: 0.5rem;
    }
    
    .lv-product-gallery__arrow--next {
        right: 0.5rem;
    }
    
    .lv-product-gallery__thumbs {
        gap: 0.375rem;
        margin-top: 0.75rem;
        padding: 0 var(--gutter-mobile);
    }
    
    .lv-product-gallery__thumb {
        width: 60px;
        height: 60px;
    }
    
    .lv-product-gallery__dots {
        bottom: 0.75rem;
    }
    
    /* 商品信息移动端 */
    .lv-product-info {
        padding: 0 var(--gutter-mobile);
    }
    
    .lv-product-info__header {
        margin-bottom: 1.25rem;
    }
    
    .lv-product-info__title {
        font-size: var(--text-lg);
        margin-bottom: 0.5rem;
    }
    
    .lv-product-info__subtitle {
        font-size: var(--text-sm);
        margin-bottom: 0.75rem;
    }
    
    .lv-product-info__price {
        font-size: var(--text-lg);
        gap: 0.75rem;
    }
    
    /* 商品属性移动端 */
    .lv-product-info__attributes {
        margin-bottom: 1.25rem;
    }
    
    .lv-product-attribute {
        margin-bottom: 1.25rem;
    }
    
    .lv-product-attribute__label {
        font-size: var(--text-xs);
        margin-bottom: 0.5rem;
    }
    
    /* 颜色选择移动端 */
    .lv-product-colors {
        gap: 0.5rem;
        flex-wrap: wrap;
    }
    
    .lv-product-color {
        width: 2.25rem;
        height: 2.25rem;
        font-size: var(--text-xs);
    }
    
    /* 颜色切换器 */
    .lv-product-color-slider__item {
        width: 28px;
        height: 28px;
    }
    
    .lv-product-color-slider__arrow {
        width: 20px;
        height: 20px;
    }
    
    /* 尺码选择移动端 */
    .lv-product-sizes {
        flex-wrap: wrap;
        gap: 0.375rem;
    }
    
    .lv-product-size {
        min-width: 2.75rem;
        height: 2.75rem;
        padding: 0 0.75rem;
        font-size: var(--text-xs);
    }
    
    /* 数量选择移动端 */
    .lv-product-quantity__btn {
        width: 2.75rem;
        height: 2.75rem;
    }
    
    .lv-product-quantity__input {
        width: 2.75rem;
        height: 2.75rem;
        font-size: var(--text-sm);
    }
    
    /* 操作按钮移动端 */
    .lv-product-info__actions {
        gap: 0.75rem;
        margin-bottom: 1.25rem;
    }
    
    .lv-product-info__actions .lv-button {
        padding: 0.875rem 1.5rem;
        font-size: var(--text-sm);
    }
    
    .lv-product-info__wishlist {
        padding: 0.875rem;
        font-size: var(--text-xs);
    }
    
    /* 服务信息移动端 */
    .lv-product-services {
        gap: 0.5rem;
        padding: 1rem 0;
    }
    
    .lv-product-service {
        font-size: var(--text-xs);
        gap: 0.5rem;
    }
    
    .lv-product-service svg {
        width: 1rem;
        height: 1rem;
    }
    
    /* 标签页移动端 */
    .lv-product-tabs {
        margin-top: 2rem;
        padding: 0 var(--gutter-mobile);
    }
    
    .lv-product-tabs__nav {
        margin-bottom: 1.5rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .lv-product-tabs__btn {
        padding: 0.75rem 1rem;
        font-size: var(--text-xs);
        white-space: nowrap;
    }
    
    .lv-product-tabs__content {
        font-size: var(--text-sm);
    }
    
    /* 尺码表移动端 */
    .lv-size-chart {
        font-size: var(--text-xs);
    }
    
    .lv-size-chart th,
    .lv-size-chart td {
        padding: 0.75rem 0.5rem;
    }
    
    /* 相关推荐 */
    .lv-related-products {
        padding: 2rem 0;
    }
    
    .lv-related-products__title {
        font-size: var(--text-lg);
        margin-bottom: 1.5rem;
    }
    
    .lv-related-products__load-more {
        margin-top: 1.5rem;
    }
    
    .lv-related-products__load-more .lv-button {
        padding: 0.75rem 2rem;
        font-size: var(--text-sm);
    }
}

@media (min-width: 48rem) {
    .lv-related-products .lv-products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 64rem) {
    .lv-related-products {
        padding: 6rem 0;
    }
    
    .lv-related-products__title {
        font-size: 2rem;
        margin-bottom: 3rem;
    }
    
    .lv-related-products .lv-products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}