/* ==================== 产品详情页样式 ==================== */

/* 面包屑导航 */
.breadcrumb-bar {
    background: #f5f5f5;
    padding: 12px 0;
    font-size: 13px;
    color: #666;
}
.breadcrumb-bar a {
    color: #1677ff;
    text-decoration: none;
}
.breadcrumb-bar a:hover {
    text-decoration: underline;
}

/* 产品主区域 */
.product-main {
    display: grid;
    grid-template-columns: 450px 1fr;
    gap: 40px;
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

/* 左侧图片 */
.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.product-main-image {
    width: 100%;
    max-width: 400px;
    height: 400px;
    background: #f5f5f5;
    border-radius: 8px;
    border: 1px solid #c8c8c8;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.product-thumbs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.thumb-item {
    width: 80px;
    height: 80px;
    border: 2px solid #eee;
    border-radius: 6px;
    cursor: pointer;
    overflow: hidden;
    transition: border-color 0.3s;
}

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

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

/* 右侧产品信息 */
.product-info {
    display: flex;
    flex-direction: column;
}

.product-detail-title {
    font-size: 24px;
    font-weight: bold;
    color: var(--dark);
    margin-bottom: 15px;
    line-height: 1.4;
}

/* 价格区域 */
.product-price-box {
    background: #fff5e6;
    border-radius: 6px;
    padding: 15px 20px;
    margin-bottom: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.price-item {
    color: #ff6600;
    font-size: 18px;
    font-weight: bold;
}

/* 标签区域 */
.product-tags-box {
    margin-bottom: 20px;
}

.product-tags-box h3 {
    font-size: 14px;
    color: var(--dark);
    margin-bottom: 10px;
}

.product-tags-box .tag {
    margin-right: 10px;
    margin-bottom: 8px;
}

/* 特点标题 */
.features-title {
    font-size: 16px;
    color: var(--dark);
    margin-bottom: 15px;
    padding-left: 10px;
    border-left: 4px solid var(--primary);
}

/* 参数区域 */
.product-params {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}

.param-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: #f9f9f9;
    border-radius: 6px;
}

.param-check {
    color: var(--green);
    font-weight: bold;
    font-size: 16px;
}

.param-text {
    color: var(--dark);
    font-size: 14px;
}

/* 特点区域 */
.product-features-box {
    margin-bottom: 25px;
}

.product-features-box h3 {
    font-size: 16px;
    color: var(--dark);
    margin-bottom: 15px;
    padding-left: 10px;
    border-left: 4px solid var(--primary);
}

.product-features-box ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.product-features-box li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--gray-dark);
}

.product-features-box .check-icon {
    color: var(--green);
    font-weight: bold;
}

/* 操作按钮 */
.product-action {
    display: flex;
    gap: 15px;
    margin-top: auto;
}

.btn-large {
    padding: 15px 40px;
    font-size: 16px;
}

/* 产品介绍 */
.product-intro {
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.intro-content {
    line-height: 1.8;
    color: var(--gray-dark);
    font-size: 15px;
}

.intro-content p {
    margin-bottom: 15px;
}

.intro-content img {
    display: block !important;
    max-width: 666px !important;
    width: 100% !important;
    height: auto !important;
    margin: 20px auto !important;
}

/* 相关问题 */
.product-faq {
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

/* 相关文章 */
.product-articles {
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow);
}

/* 响应式 */
@media screen and (max-width: 900px) {
    .product-main {
        grid-template-columns: 1fr;
    }
    
    .product-gallery {
        order: 1;
    }
    
    .product-info {
        order: 2;
    }
    
    .product-main-image {
        height: 300px;
    }
    
    .product-features-box ul {
        grid-template-columns: 1fr;
    }
    
    .product-action {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
    }
}

@media screen and (max-width: 480px) {
    .product-detail-title {
        font-size: 20px;
    }
    
    .price-value {
        font-size: 26px;
    }
    
    .product-main {
        padding: 20px;
    }
}