/**
 * Pronature 品牌官网 - 内容区域样式
 * 设计风格：苹果设计风格 + 浅绿色毛玻璃效果
 * 版本：2.0
 */

.main-content {
    padding-top: var(--navbar-height);
    min-height: 100vh;
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.hero-section {
    position: relative;
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--green-glass-bg) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

.hero-title span {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.banner-section {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: var(--border-radius-2xl);
    margin-bottom: var(--spacing-2xl);
}

.banner-slider {
    position: relative;
    width: 100%;
}

.banner-slide {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
}

.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-content {
    position: absolute;
    top: 50%;
    left: var(--spacing-2xl);
    transform: translateY(-50%);
    max-width: 500px;
}

.banner-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.banner-text {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.banner-dots {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-sm);
}

.banner-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--bg-quaternary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.banner-dot.active {
    width: 24px;
    border-radius: 4px;
    background: var(--primary-color);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.category-card {
    position: relative;
    padding: var(--spacing-xl);
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-smooth);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.category-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background: var(--green-glass-bg);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
}

.category-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.category-count {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.product-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    transition: all var(--transition-smooth);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-badges {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.product-badge {
    padding: 4px 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: 100px;
}

.product-badge.hot {
    background: var(--danger-color);
    color: #fff;
}

.product-badge.new {
    background: var(--primary-color);
    color: #fff;
}

.product-badge.sale {
    background: var(--warning-color);
    color: #fff;
}

.product-actions {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    opacity: 0;
    transform: translateX(10px);
    transition: all var(--transition-smooth);
}

.product-card:hover .product-actions {
    opacity: 1;
    transform: translateX(0);
}

.product-action-btn {
    width: 36px;
    height: 36px;
    background: var(--glass-bg-dark);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-action-btn:hover {
    background: var(--primary-color);
    color: #fff;
}

.product-action-btn svg {
    width: 18px;
    height: 18px;
}

.product-info {
    padding: var(--spacing-lg);
}

.product-category {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-xs);
}

.product-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-name a {
    color: inherit;
    text-decoration: none;
}

.product-name a:hover {
    color: var(--primary-color);
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.product-price-current {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--danger-color);
}

.product-price-original {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    text-decoration: line-through;
}

.product-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.product-sales {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.product-rating svg {
    width: 14px;
    height: 14px;
    color: var(--warning-color);
}

.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    margin-bottom: var(--spacing-xl);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.filter-options {
    display: flex;
    gap: var(--spacing-xs);
}

.filter-option {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-option:hover {
    background: var(--green-glass-bg);
}

.filter-option.active {
    background: var(--primary-color);
    color: #fff;
}

.sort-select {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl) 0;
}

.product-gallery {
    position: sticky;
    top: calc(var(--navbar-height) + var(--spacing-xl));
}

.gallery-main {
    width: 100%;
    height: 500px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-main img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.gallery-thumbs {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
}

.thumb-item {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.thumb-item:hover,
.thumb-item.active {
    border-color: var(--primary-color);
}

.thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-main-image {
    width: 100%;
    height: 500px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.product-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-thumbnails {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
}

.product-thumbnail {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-thumbnail:hover,
.product-thumbnail.active {
    border-color: var(--primary-color);
}

.product-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-detail-info {
    padding-top: var(--spacing-md);
}

.product-info-detail {
    padding-top: var(--spacing-md);
}

.product-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.product-base-info {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.base-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.base-info-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: rgba(52, 199, 89, 0.08);
    padding: 4px 10px;
    border-radius: var(--border-radius-sm);
    white-space: nowrap;
}

.base-info-value {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
}

.product-description {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.02);
    border-radius: var(--border-radius-md);
    border-left: 3px solid var(--primary-color);
}

.description-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.description-content {
    font-size: var(--font-size-base);
    color: var(--text-primary);
    line-height: 1.6;
}

.product-price-box {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--green-glass-bg);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
}

.price-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.price-current {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--danger-color);
}

.price-original {
    font-size: var(--font-size-lg);
    color: var(--text-tertiary);
    text-decoration: line-through;
}

.product-meta-info {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.meta-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.meta-value {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
}

.spec-section {
    margin-bottom: var(--spacing-lg);
}

.spec-title {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.spec-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.spec-item {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1.5px solid var(--bg-quaternary);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.spec-item:hover {
    border-color: var(--primary-color);
}

.spec-item.active {
    background: var(--green-glass-bg);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.quantity-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.quantity-label {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
}

.stock-tip {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.action-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.action-buttons .btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--border-radius-lg);
    min-width: auto;
    flex: 0 0 auto;
}

.action-buttons .btn svg {
    width: 16px;
    height: 16px;
    margin-right: 4px;
}

.action-buttons .btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: #fff;
    box-shadow: 0 2px 8px rgba(52, 199, 89, 0.25);
    transition: all var(--transition-smooth);
}

.action-buttons .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(52, 199, 89, 0.35);
}

.action-buttons .btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.action-buttons .btn-secondary:hover {
    background: var(--green-glass-bg);
    border-color: var(--primary-color);
}

.action-buttons .btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--bg-quaternary);
}

.action-buttons .btn-outline:hover {
    color: var(--danger-color);
    border-color: var(--danger-color);
    background: rgba(255, 59, 48, 0.08);
}

.action-buttons .btn-outline:hover svg {
    fill: var(--danger-color);
    stroke: var(--danger-color);
}

.action-buttons .btn-outline svg {
    fill: none;
    stroke: var(--text-secondary);
}

.product-detail-name {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.product-detail-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--green-glass-bg);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
}

.product-detail-price-current {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--danger-color);
}

.product-detail-price-original {
    font-size: var(--font-size-lg);
    color: var(--text-tertiary);
    text-decoration: line-through;
}

.product-detail-desc {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.product-specs {
    margin-bottom: var(--spacing-xl);
}

.product-specs-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.product-specs-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.product-spec-option {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1.5px solid var(--bg-quaternary);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-spec-option:hover {
    border-color: var(--primary-color);
}

.product-spec-option.active {
    background: var(--green-glass-bg);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.product-quantity {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.quantity-label {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
}

.quantity-control {
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.quantity-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quantity-btn:hover {
    background: var(--green-glass-bg);
    color: var(--primary-color);
}

.quantity-input {
    width: 60px;
    height: 40px;
    text-align: center;
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
    background: transparent;
    border: none;
}

.product-detail-actions {
    display: flex;
    gap: var(--spacing-md);
}

.product-detail-actions .btn {
    flex: 1;
}

.product-tabs {
    margin-top: var(--spacing-2xl);
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
}

.tabs-header {
    display: flex;
    border-bottom: 1px solid var(--glass-border);
}

.tab-item {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    border-bottom: 2px solid transparent;
}

.tab-item:hover {
    color: var(--text-primary);
}

.tab-item.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tabs-content {
    padding: var(--spacing-xl);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.detail-content {
    font-size: var(--font-size-base);
    color: var(--text-primary);
    line-height: 1.8;
}

.detail-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: var(--spacing-md) auto;
    border-radius: var(--border-radius-md);
}

.detail-content p {
    margin-bottom: var(--spacing-md);
}

.detail-content h1,
.detail-content h2,
.detail-content h3,
.detail-content h4,
.detail-content h5,
.detail-content h6 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.detail-content ul,
.detail-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.detail-content li {
    margin-bottom: var(--spacing-xs);
}

.detail-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
}

.detail-content th,
.detail-content td {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--glass-border);
    text-align: left;
}

.detail-content th {
    background: var(--bg-secondary);
    font-weight: 600;
}

.params-content {
    font-size: var(--font-size-base);
    color: var(--text-primary);
}

.params-content table {
    width: 100%;
    border-collapse: collapse;
}

.params-content th,
.params-content td {
    padding: var(--spacing-md);
    border: 1px solid var(--glass-border);
}

.params-content th {
    background: var(--bg-secondary);
    font-weight: 500;
    width: 150px;
}

.cart-section {
    padding: var(--spacing-2xl) 0;
}

.cart-table {
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
}

.cart-table-header {
    display: grid;
    grid-template-columns: 50px 2fr 1fr 1fr 1fr 50px;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.cart-item {
    display: grid;
    grid-template-columns: 50px 2fr 1fr 1fr 1fr 50px;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
    align-items: center;
}

.cart-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--bg-quaternary);
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cart-checkbox:checked {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.cart-product {
    display: flex;
    gap: var(--spacing-md);
}

.cart-product-image {
    width: 60px;
    height: 60px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

.cart-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-product-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.cart-product-name {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.cart-product-spec {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.cart-price {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
}

.cart-quantity {
    display: flex;
    align-items: center;
}

.cart-subtotal {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--danger-color);
}

.cart-delete {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cart-delete:hover {
    color: var(--danger-color);
}

.cart-summary {
    display: flex;
    justify-content: flex-end;
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
}

.cart-summary-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.cart-summary-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-base);
    color: var(--text-secondary);
}

.cart-summary-total {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--danger-color);
}

.cart-page {
    padding: var(--spacing-xl) 0;
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.cart-header .page-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.cart-count {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.cart-content {
    min-height: 400px;
}

.cart-list {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.cart-list .cart-item {
    display: grid;
    grid-template-columns: 50px 80px 2fr 1fr 120px 1fr 80px;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
    align-items: center;
    background: var(--bg-primary);
}

.cart-list .cart-item:last-child {
    border-bottom: none;
}

.cart-item-select {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-select .checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.cart-item-select input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.cart-list .cart-item-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-secondary);
}

.cart-list .cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-list .cart-item-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.cart-list .cart-item-name {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
}

.cart-list .cart-item-name a {
    color: inherit;
    text-decoration: none;
}

.cart-list .cart-item-name a:hover {
    color: var(--primary-color);
}

.cart-list .cart-item-spec {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.cart-list .cart-item-price {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
}

.cart-list .cart-item-quantity {
    display: flex;
    align-items: center;
}

.quantity-control {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.quantity-control .quantity-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quantity-control .quantity-btn:hover {
    background: var(--primary-color);
    color: white;
}

.quantity-control .quantity-input {
    width: 50px;
    height: 32px;
    border: none;
    border-left: 1px solid var(--border-light);
    border-right: 1px solid var(--border-light);
    text-align: center;
    font-size: var(--font-size-sm);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.quantity-control .quantity-input::-webkit-outer-spin-button,
.quantity-control .quantity-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.cart-list .cart-item-subtotal {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--danger-color);
}

.cart-item-actions {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-actions .btn-text {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.cart-item-actions .btn-text:hover {
    color: var(--danger-color);
}

.cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    text-align: center;
}

.cart-empty svg {
    width: 80px;
    height: 80px;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-lg);
}

.cart-empty p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.cart-page .cart-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-lg);
    flex-direction: row;
    gap: var(--spacing-lg);
}

.cart-select-all {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.cart-select-all .checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.cart-select-all input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.cart-page .cart-summary {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.cart-page .summary-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.cart-page .summary-value {
    font-weight: 500;
    color: var(--text-primary);
}

.cart-page .summary-price {
    font-size: 20px;
    font-weight: 600;
    color: var(--danger-color);
}

@media (max-width: 992px) {
    .cart-list .cart-item {
        grid-template-columns: 50px 60px 1fr 100px;
        gap: var(--spacing-sm);
    }
    
    .cart-list .cart-item-price,
    .cart-list .cart-item-subtotal {
        display: none;
    }
    
    .cart-page .cart-summary {
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .cart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .cart-list .cart-item {
        grid-template-columns: 40px 1fr;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
    
    .cart-list .cart-item-image {
        grid-column: 2;
        grid-row: 1;
    }
    
    .cart-list .cart-item-info {
        grid-column: 2;
        grid-row: 2;
    }
    
    .cart-list .cart-item-quantity {
        grid-column: 2;
        grid-row: 3;
    }
    
    .cart-list .cart-item-actions {
        grid-column: 2;
        grid-row: 4;
        justify-content: flex-start;
    }
    
    .cart-list .cart-item-select {
        grid-column: 1;
        grid-row: 1 / 5;
        align-self: start;
        padding-top: 8px;
    }
    
    .cart-page .cart-footer {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .cart-select-all {
        width: 100%;
        justify-content: space-between;
    }
    
    .cart-page .cart-summary {
        width: 100%;
        justify-content: space-between;
    }
    
    .cart-page .summary-item:first-child {
        display: none;
    }
}

@media (max-width: 480px) {
    .cart-page .cart-footer {
        padding: var(--spacing-md);
    }
    
    .cart-page .cart-summary {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .cart-page .cart-summary .btn {
        width: 100%;
    }
}

.checkout-section {
    padding: var(--spacing-2xl) 0;
}

.checkout-steps {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.checkout-step {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.checkout-step-number {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-radius: 50%;
}

.checkout-step.active .checkout-step-number {
    background: var(--primary-color);
    color: #fff;
}

.checkout-step.completed .checkout-step-number {
    background: var(--success-color);
    color: #fff;
}

.checkout-step-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.checkout-step.active .checkout-step-text {
    color: var(--text-primary);
    font-weight: 500;
}

.checkout-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-xl);
}

.checkout-form-section {
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.checkout-form-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--glass-border);
}

.address-list {
    display: grid;
    gap: var(--spacing-md);
}

.address-item {
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.address-item:hover {
    border-color: var(--primary-color);
}

.address-item.selected {
    border-color: var(--primary-color);
    background: var(--green-glass-bg);
}

.address-item-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.address-name {
    font-weight: 600;
    color: var(--text-primary);
}

.address-phone {
    color: var(--text-secondary);
}

.address-detail {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.address-default {
    display: inline-block;
    padding: 2px 8px;
    font-size: var(--font-size-xs);
    color: var(--primary-color);
    background: var(--green-glass-bg);
    border-radius: 4px;
    margin-left: var(--spacing-sm);
}

.payment-methods {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.payment-method {
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.payment-method:hover {
    border-color: var(--primary-color);
}

.payment-method.selected {
    border-color: var(--primary-color);
    background: var(--green-glass-bg);
}

.payment-method-icon {
    width: 40px;
    height: 40px;
    margin-bottom: var(--spacing-sm);
}

.payment-method-name {
    font-weight: 500;
    color: var(--text-primary);
}

.order-summary {
    position: sticky;
    top: calc(var(--navbar-height) + var(--spacing-xl));
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
}

.order-summary-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.order-items {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--glass-border);
}

.order-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.order-item-image {
    width: 60px;
    height: 60px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.order-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.order-item-info {
    flex: 1;
}

.order-item-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.order-item-spec {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.order-item-price {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.order-item-quantity {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.order-totals {
    margin-bottom: var(--spacing-lg);
}

.order-total-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.order-total-row.total {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
}

.order-total-row.total .order-total-value {
    font-size: var(--font-size-xl);
    color: var(--danger-color);
}

.footer {
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    margin-bottom: var(--spacing-lg);
}

.footer-brand-name {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.footer-brand-desc {
    font-size: var(--font-size-sm);
    color: var(--text-quaternary);
    line-height: 1.6;
}

.footer-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-link {
    font-size: var(--font-size-sm);
    color: var(--text-quaternary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--primary-color);
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--text-quaternary);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--bg-primary);
    transition: all var(--transition-fast);
}

.footer-social-link:hover {
    background: var(--primary-color);
}

.category-page {
    padding-bottom: var(--spacing-3xl);
}

.category-tabs-wrapper {
    margin-bottom: var(--spacing-xl);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.category-tabs {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
}

.category-tab {
    flex-shrink: 0;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    text-decoration: none;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.category-tab:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.category-tab.active {
    color: #fff;
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.category-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    margin-bottom: var(--spacing-lg);
}

.category-info {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
}

.category-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.category-count {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.sort-options {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.sort-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.sort-item {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.sort-item:hover {
    color: var(--primary-color);
    background: var(--green-glass-bg);
}

.sort-item.active {
    color: var(--primary-color);
    background: var(--green-glass-bg);
    font-weight: 500;
}

.filter-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-toggle:hover {
    color: var(--primary-color);
    background: var(--green-glass-bg);
}

.filter-toggle.active {
    color: var(--primary-color);
    background: var(--green-glass-bg);
}

.filter-toggle svg {
    width: 18px;
    height: 18px;
}

.category-filter-panel {
    display: none;
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    margin-bottom: var(--spacing-lg);
}

.category-filter-panel.show {
    display: block;
}

.filter-section {
    padding-bottom: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--glass-border);
}

.filter-section:last-child {
    padding-bottom: 0;
    margin-bottom: 0;
    border-bottom: none;
}

.filter-section-title {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.price-filter {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.price-filter .form-input {
    width: 120px;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.price-separator {
    color: var(--text-tertiary);
}

.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.filter-tag {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-tag:hover {
    background: var(--green-glass-bg);
}

.filter-tag input {
    display: none;
}

.filter-tag input:checked + span {
    color: var(--primary-color);
}

.filter-tag:has(input:checked) {
    background: var(--green-glass-bg);
    border: 1px solid var(--primary-color);
}

@media (max-width: 1024px) {
    .product-detail {
        grid-template-columns: 1fr;
    }
    
    .product-gallery {
        position: static;
    }
    
    .checkout-content {
        grid-template-columns: 1fr;
    }
    
    .order-summary {
        position: static;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .banner-slide {
        height: 300px;
    }
    
    .banner-content {
        left: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .banner-title {
        font-size: var(--font-size-xl);
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .product-detail {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .gallery-main {
        height: 350px;
    }
    
    .product-title {
        font-size: var(--font-size-xl);
    }
    
    .product-base-info {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .base-info-item {
        width: 100%;
    }
    
    .product-description {
        padding: var(--spacing-sm);
    }
    
    .price-current {
        font-size: var(--font-size-2xl);
    }
    
    .action-buttons {
        flex-wrap: wrap;
    }
    
    .action-buttons .btn {
        flex: 1;
        min-width: 100px;
    }
    
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cart-table-header {
        display: none;
    }
    
    .cart-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .cart-product {
        flex-direction: column;
    }
    
    .checkout-steps {
        gap: var(--spacing-md);
    }
    
    .checkout-step-text {
        display: none;
    }
    
    .payment-methods {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .product-main-image {
        height: 300px;
    }
    
    .product-detail-actions {
        flex-direction: column;
    }
    
    .cart-summary-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

.hot-recommend-section {
    margin-top: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--glass-border);
}

.hot-recommend-section .section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.hot-recommend-section .title-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
}

.hot-recommend-section .title-desc {
    font-size: var(--font-size-sm);
    font-weight: 400;
    color: var(--text-tertiary);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--green-glass-bg);
    border-radius: var(--radius-full);
}

.hot-recommend-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.recommend-loading {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl);
    color: var(--text-secondary);
    gap: var(--spacing-md);
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-light);
    border-top-color: var(--green-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.hot-recommend-card {
    position: relative;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
}

.hot-recommend-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--green-primary);
}

.hot-recommend-card .card-image {
    position: relative;
    width: 100%;
    padding-top: 100%;
    overflow: hidden;
}

.hot-recommend-card .card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.hot-recommend-card:hover .card-image img {
    transform: scale(1.05);
}

.hot-recommend-card .hot-badge {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    z-index: 1;
}

.hot-recommend-card .hot-badge.hot {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a5a 100%);
    color: white;
}

.hot-recommend-card .hot-badge.warm {
    background: linear-gradient(135deg, #ffa94d 0%, #ff922b 100%);
    color: white;
}

.hot-recommend-card .hot-badge.normal {
    background: var(--glass-bg);
    color: var(--text-secondary);
}

.hot-recommend-card .popularity-score {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    font-size: 12px;
    color: white;
    z-index: 1;
}

.hot-recommend-card .popularity-score svg {
    width: 12px;
    height: 12px;
    fill: #ffd700;
}

.hot-recommend-card .card-content {
    padding: var(--spacing-md);
}

.hot-recommend-card .card-name {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
    min-height: 44px;
}

.hot-recommend-card .card-name a {
    color: inherit;
    text-decoration: none;
}

.hot-recommend-card .card-name a:hover {
    color: var(--green-primary);
}

.hot-recommend-card .card-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.hot-recommend-card .price-current {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--green-primary);
}

.hot-recommend-card .price-original {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    text-decoration: line-through;
}

.hot-recommend-card .card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.hot-recommend-card .meta-sales {
    display: flex;
    align-items: center;
    gap: 4px;
}

.hot-recommend-card .meta-views {
    display: flex;
    align-items: center;
    gap: 4px;
}

.recommend-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--text-secondary);
}

@media (max-width: 1024px) {
    .hot-recommend-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .hot-recommend-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hot-recommend-section {
        padding: var(--spacing-lg);
    }
    
    .hot-recommend-section .section-title {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    .hot-recommend-grid {
        grid-template-columns: 1fr;
    }
}

.related-products .section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.related-products .title-badge {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--green-primary);
    padding: 4px 12px;
    background: var(--green-glass-bg);
    border-radius: var(--radius-full);
}

.detail-content pre,
.detail-content .code-block pre {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    overflow-x: auto;
    font-family: 'SF Mono', 'Fira Code', 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.6;
    margin: var(--spacing-md) 0;
}

.detail-content code,
.detail-content .code-block code {
    font-family: 'SF Mono', 'Fira Code', 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 13px;
}

.detail-content p code,
.detail-content li code {
    background: var(--green-glass-bg);
    color: var(--primary-color);
    padding: 2px 6px;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
}

.detail-content .code-block {
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.detail-content .code-block-header {
    background: #2d2d2d;
    color: #888;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 12px;
    font-weight: 500;
    border-bottom: 1px solid #3d3d3d;
}

.detail-content .code-block pre {
    margin: 0;
    border-radius: 0;
}

.detail-content .language-javascript .keyword { color: #569cd6; }
.detail-content .language-javascript .string { color: #ce9178; }
.detail-content .language-javascript .number { color: #b5cea8; }
.detail-content .language-javascript .comment { color: #6a9955; }
.detail-content .language-javascript .function { color: #dcdcaa; }

.detail-content .language-php .keyword { color: #569cd6; }
.detail-content .language-php .string { color: #ce9178; }
.detail-content .language-php .variable { color: #9cdcfe; }
.detail-content .language-php .function { color: #dcdcaa; }

.detail-content .language-html .tag { color: #569cd6; }
.detail-content .language-html .attr { color: #9cdcfe; }
.detail-content .language-html .string { color: #ce9178; }

.detail-content .language-css .property { color: #9cdcfe; }
.detail-content .language-css .value { color: #ce9178; }
.detail-content .language-css .selector { color: #d7ba7d; }

.detail-content .language-sql .keyword { color: #569cd6; }
.detail-content .language-sql .string { color: #ce9178; }
.detail-content .language-sql .function { color: #dcdcaa; }

.detail-content .language-python .keyword { color: #569cd6; }
.detail-content .language-python .string { color: #ce9178; }
.detail-content .language-python .function { color: #dcdcaa; }

.content-section {
    width: 100%;
    padding: var(--spacing-xl) 0;
}

.content-section > *:first-child {
    margin-top: 0;
}

.content-section > *:last-child {
    margin-bottom: 0;
}

.content-section img {
    max-width: 100%;
    height: auto;
}

.content-section video {
    max-width: 100%;
    height: auto;
}

.content-section iframe {
    max-width: 100%;
}

.content-section table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
}

.content-section th,
.content-section td {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    text-align: left;
}

.content-section th {
    background: var(--bg-secondary);
    font-weight: 600;
}

.content-section pre {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    overflow-x: auto;
    font-family: 'SF Mono', 'Fira Code', 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.6;
    margin: var(--spacing-md) 0;
}

.content-section code {
    font-family: 'SF Mono', 'Fira Code', 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 13px;
}

.content-section p code {
    background: var(--green-glass-bg);
    color: var(--primary-color);
    padding: 2px 6px;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
}

.content-section blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    color: var(--text-secondary);
    font-style: italic;
}

.content-section ul,
.content-section ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.content-section li {
    margin: var(--spacing-xs) 0;
    line-height: 1.6;
}

.content-section h1,
.content-section h2,
.content-section h3,
.content-section h4,
.content-section h5,
.content-section h6 {
    margin: var(--spacing-lg) 0 var(--spacing-md);
    color: var(--text-primary);
    font-weight: 600;
}

.content-section h1 { font-size: var(--font-size-3xl); }
.content-section h2 { font-size: var(--font-size-2xl); }
.content-section h3 { font-size: var(--font-size-xl); }
.content-section h4 { font-size: var(--font-size-lg); }
.content-section h5 { font-size: var(--font-size-base); }
.content-section h6 { font-size: var(--font-size-sm); }

.content-section p {
    margin: var(--spacing-md) 0;
    line-height: 1.8;
}

.content-section a {
    color: var(--primary-color);
    text-decoration: none;
}

.content-section a:hover {
    text-decoration: underline;
}

.content-section hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: var(--spacing-xl) 0;
}

.content-section .code-block {
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.content-section .code-block-header {
    background: #2d2d2d;
    color: #888;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 12px;
    font-weight: 500;
    border-bottom: 1px solid #3d3d3d;
}

.content-section .code-block pre {
    margin: 0;
    border-radius: 0;
}

.content-section script,
.content-section style {
    display: none !important;
}

.rich-text-content {
    width: 100%;
    line-height: 1.8;
    color: var(--text-primary);
}

.rich-text-content > *:first-child {
    margin-top: 0;
}

.rich-text-content > *:last-child {
    margin-bottom: 0;
}

.rich-text-content img {
    max-width: 100%;
    height: auto;
    display: block;
}

.rich-text-content video {
    max-width: 100%;
    height: auto;
}

.rich-text-content iframe {
    max-width: 100%;
    border: none;
}

.page-content-wrapper {
    width: 100%;
    min-height: auto;
}

.page-content-wrapper .container {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.page-banner-fullwidth {
    width: 100%;
    margin-bottom: var(--spacing-xl);
}

.page-banner-fullwidth > div {
    width: 100%;
}

.page-banner-fullwidth img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.page-banner-fullwidth .section {
    margin-bottom: 0;
}

.page-content-wrapper .section {
    width: 100%;
    padding: 0;
}

.page-content-wrapper .section .container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.page-content-wrapper .section img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 768px) {
    .content-section {
        padding: var(--spacing-lg) 0;
    }
    
    .content-section pre {
        font-size: 12px;
        padding: var(--spacing-md);
    }
    
    .page-content-wrapper .container {
        padding-top: var(--spacing-lg);
        padding-bottom: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .content-section {
        padding: var(--spacing-md) 0;
    }
    
    .content-section h1 { font-size: var(--font-size-2xl); }
    .content-section h2 { font-size: var(--font-size-xl); }
    .content-section h3 { font-size: var(--font-size-lg); }
}