/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: #333333;
    background-color: #f5f7fa;
}

/* 响应式图片 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 45px 0 26px 0;
    background-color: #ffffff;
    box-shadow: none;
    border-radius: 0;
    overflow: auto;
}

/* 固定底部色块 */
.fixed-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 50px;
    background-color: #2f3c48;
    width: 100%;
}

/* 产品信息栏 */
.product-info-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 12px 20px;
    background-color: #eff4f9;
    border-bottom: 1px solid #d1e0ee;
    text-align: center;
    font-size: 10px;
}

/* 头部样式 */
.header {
    padding: 45px 20px 0 45px;
    background-color: #eff4f9;
    border-bottom: 2px solid #d1e0ee;
    display: flex;
    align-items: center;
}

.product-info {
    display: flex;
    align-items: center;
    width: 100%;
}

.logo {
    margin-right: 15px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background-color: #1890ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon img {
    width: 24px;
    height: 24px;
}

.product-details {
    flex: 1;
}

.product-name {
    font-size: 18px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 5px;
}

.product-code,
.product-material {
    font-size: 14px;
    color: #666666;
    margin-bottom: 2px;
}

.product-price {
    font-size: 24px;
    font-weight: 700;
    margin-top: 5px;
}
span{
    font-size: 24px;
    font-weight: 400;
}

/* 提示信息 */
.note {
    padding: 8px 20px;
    border-left: none;
    border-right: none;
    border-top: none;
    border-bottom: 1px solid #e8e8e8;
    background-color: #fafafa;
}

.note p {
    font-size: 16px;
    margin: 16px 0px;
}

/* 产品规格表格 */
.product-specs {
    width: 100%;
    border-collapse: collapse;
    background-color: #ffffff;
    margin: 0 auto;
}

.product-specs tr {
    border-bottom: 1px solid #f0f0f0;
}

.product-specs tr:last-child {
    border-bottom: 1px solid #f0f0f0;
}

.product-specs tr.highlight-row {
    background-color: #fafafa;
}

.product-specs tr.highlight-row .spec-label {
    background-color: #fafafa;
}

.product-specs td {
    padding: 12px 20px;
    vertical-align: top;
    font-size: 14px;
}

.spec-label {
    width: 40%;
    font-weight: 500;
    color: #666666;
    background-color: #ffffff;
    text-align: left;
    border-right: none;
    white-space: nowrap;
}

.spec-value {
    font-weight: 400;
    color: #333333;
    line-height: 1.6;
    text-align: left;
    width: calc(100% - 120px);
    padding-left: 40px;
}

/* 产品手册 */
.product-year {
    padding: 20px;
    background-color: #fafafa;
    display: flex;
    justify-content: space-between;
    /* align-items: center; */
    min-height: 150px;
    position: relative;
    overflow: visible;
}

.product-year h2 {
    font-size: 14px;
    font-weight: 500;
    color: #333333;
    margin: 0;
    text-align: left;
    flex: 1;
}

/* 下载按钮样式 */
.download-btn {
    display: block;
    margin-left: auto;
    /* margin-right: 20px;
    margin-top: 20px; */
    margin-bottom: 20px;
}

/* 底部样式 */
.footer {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0px 20px 40px 20px;
    border-top: none;
    background-color: #fafafa;
    min-height: 200px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.footer-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 0 20px 0;
    padding: 0;
}

.footer-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.download-title {
    font-size: 16px;
    font-weight: 500;
    color: #374151;
    margin: 0;
}

.download-btn {
    /* background-color: #3B82F6; */
    /* color: #FFFFFF;
    border: none;
    padding: 8px 20px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s ease; */
    width: 30px;
    height: 30px;
    margin-top: 60px;
}

/* .download-btn:hover {
    background-color: #2563EB;
} */


/* 响应式布局 */
@media (max-width: 768px) {
    html {
        font-size: 13px;
    }
    
    .product-info {
        flex-direction: row;
        align-items: center;
    }
    
    .logo {
        margin-bottom: 0;
        margin-right: 15px;
    }
    
    .logo img {
        width: 64px;
        height: 64px;
    }
    
    .product-details {
        padding-top: 40px;
    }
    
    .product-specs td {
        padding: 8px 15px;
    }
    
    .spec-label {
        width: 30%;
    }
    
    .spec-value {
        width: calc(100% - 30%);
        padding-left: 20px;
    }
    

    
    .download-svg {
        display: block !important;
        cursor: pointer;
        position: absolute;
        right: 0;
        top: 60%;
        transform: translateY(-50%);
        /* margin-right: 20px; */
    }
    
    .footer-icon img {
        max-width: 60%;
        height: auto;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 12px;
    }
    
    .header {
        padding: 10px 15px;
    }
    
    .product-name {
        font-size: 16px;
    }
    
    .product-price {
        font-size: 16px;
    }
    
    .spec-label {
        width: 35%;
        font-size: 12px;
    }
    
    .spec-value {
        width: calc(100% - 35%);
        padding-left: 15px;
        font-size: 12px;
    }
    
    .footer-icon img {
        max-width: 50%;
        height: auto;
    }

}