/* Component Styles */

/* 轮播图 */
.carousel {
    position: relative;
    width: 100%;
    margin: 0;
    overflow: hidden;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 400px;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

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

.banner-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.banner-text h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    font-weight: bold;
}

.banner-text p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

.banner-slogan {
    font-size: 1.5rem !important;
    margin-top: var(--spacing-md) !important;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: var(--white);
    font-size: 2rem;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    transition: background var(--transition-speed);
    z-index: 10;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: rgba(0, 0, 0, 0.7);
}

.carousel-btn.prev {
    left: var(--spacing-md);
}

.carousel-btn.next {
    right: var(--spacing-md);
}

.carousel-dots {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-sm);
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background var(--transition-speed);
}

.dot.active,
.dot:hover {
    background: var(--white);
}

/* 分类展示 */
.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.category-block {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    box-shadow: var(--box-shadow);
}

.category-block:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-hover);
}

.category-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

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

.category-block:hover .category-image img {
    transform: scale(1.05);
}

.category-title {
    padding: var(--spacing-md);
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-color);
}

/* 商品网格 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.product-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    box-shadow: var(--box-shadow);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-hover);
}

.product-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--bg-color);
}

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

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

.product-title {
    padding: var(--spacing-sm) var(--spacing-md) 0;
    font-size: 0.9rem;
    color: var(--text-color);
    line-height: 1.4;
    height: 45px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.product-price {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--primary-color);
}

.product-sales {
    padding: 0 var(--spacing-md) var(--spacing-md);
    font-size: 0.85rem;
    color: #999;
}

/* 页面底部 */
.site-footer {
    background: #2c3e50;
    color: var(--white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-speed);
}

.footer-section a:hover {
    color: var(--white);
}

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

.social-links a {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    transition: background var(--transition-speed);
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* 商品分类区域 */
.product-category-section {
    margin-bottom: var(--spacing-xxl);
}

.category-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--primary-color);
}

.category-title-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.category-icon {
    font-size: 1.5rem;
}

.category-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-color);
    margin: 0;
}

.view-more {
    color: var(--primary-color);
    font-size: 0.95rem;
    transition: color var(--transition-speed);
}

.view-more:hover {
    color: #ff5252;
}