* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Microsoft YaHei', Arial, sans-serif;
            line-height: 1.6;
            color: #333;
        }
        
        /* 头部横幅样式 */
        .hero-section img{
            width: 100%;
        }
        

        /* 顶部 banner 轮播 */
        .hero-swiper {
            position: relative;
        }
        .hero-swiper .swiper-slide img {
            width: 100%;
            height: auto;  /* 不限制高度，按图片比例 */
            display: block;
        }
        

        

        
        /* 主要内容区域 */
        .main-content {
 
            margin: 0 auto;
            padding: 60px 20px;
        }
        
        /* 品牌介绍部分 */
        .brand-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto 80px auto;
            align-items: center;
        }
        
        .brand-text {
            padding-right: 20px;
        }
        
        .section-title {
            color: #FFD700;
            font-size: 26px;
            font-weight: bold;
            letter-spacing: 2px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        
        .brand-title {
            font-size: 28px;
            font-weight: bold;
            margin-bottom: 20px;
            color: #333;
        }
        
        .brand-description {
            font-size: 16px;
            line-height: 2.2;
            color: #111;
            text-align: justify;
        }
        
        .brand-images {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px; /* 主图与滑块的竖向间距 */
        }
        
        /* 品牌小图轮播：容器与轨道 */
        /* 让滑块在 brand-section 中单独占整行 */
        .brand-image-slider {
            grid-column: 1 / -1;
            position: relative;
            width: 100%;
        }
        
        /* Swiper slide 中的图片自适应高度 */
        .brand-image-slider .swiper-slide img,
        .brand-image-small {
            width: 100%;
            height: auto;         /* 不限制高度 */
            background: #f5f5f5;
            border-radius: 6px;
            border: 1px solid #e0e0e0;
        }
        
        /* 使用自定义左右按钮图标 */
        .brand-image-slider .swiper-button-prev,
        .brand-image-slider .swiper-button-next {
            width: 24px;
            height: 24px;
            background-size: contain;
            background-repeat: no-repeat;
        }
        .brand-image-slider .swiper-button-prev { background-image: url('../images/left-buttom.png'); }
        .brand-image-slider .swiper-button-next { background-image: url('../images/right-buttom.png'); }
        
        /* 隐藏 Swiper 默认箭头字符 */
        .brand-image-slider .swiper-button-prev::after,
        .brand-image-slider .swiper-button-next::after { content: ''; }
        margin-top: 10px;
        }
        
        /* 轮播视窗与轨道 */
        .brand-image-viewport {
            overflow: hidden;
            width: 100%;
        }
        
        .brand-image-track {
            display: flex;
            gap: 10px;               /* 元素间距，JS会考虑这个值 */
            transition: transform 0.4s ease;
        }
        
        /* 初始等分，JS会动态覆盖为 4/3/2 列 */
        /* 品牌小图：固定显示3张，不限制高度 */
        .brand-image-small {
            flex: 0 0 33.333%;
            width: 100%;
            height: auto;           /* 关键：不限制高度 */
            /* object-fit 在 height:auto 下不生效，这里无需设置 */
            background: #f5f5f5;
            border-radius: 6px;
            border: 1px solid #e0e0e0;
            object-fit: cover;
        }
        
        /* 左右按钮贴内侧两边 */
        .brand-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 0;
        }
        .brand-prev { left: 10px; }
        .brand-next { right: 10px; }
        
        .brand-nav img {
            width: 24px;
            height: 24px;
        }
        
        @media (max-width: 1024px) {
            .brand-image-small { flex-basis: 33.333%; }
        }
        @media (max-width: 768px) {
            .brand-image-small { flex-basis: 50%; }
            .brand-nav img { width: 20px; height: 20px; }
        }
        .equipment-section-bg{
            background: #fff9e3;
            margin-bottom: 80px;
        }
        /* 光电仪器部分 */
        .equipment-section {
            text-align: center;
            margin-bottom: 80px;
            padding:30px 20px;
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .equipment-title {
            color: #FFD700;
            font-size: 26px;
            font-weight: bold;
            letter-spacing: 2px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        
        .equipment-subtitle {
            font-size: 28px;
            font-weight: bold;
            margin-bottom: 40px;
            color: #333;
        }
        
        .equipment-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }
        
        .equipment-item {
            text-align: center;
        }
        
        /* 光电仪器 Swiper 容器（整行） */
        .equipment-swiper {
            position: relative;
            width: 100%;
            padding-bottom: 26px; /* 预留底部分页空间 */
        }
        
        /* 调整分页样式为小圆点（与既有风格一致） */
        .equipment-swiper .swiper-pagination {
            bottom: 0;
        }
        .equipment-swiper .swiper-pagination-bullet {
            width: 8px;
            height: 8px;
            background: #ddd;
            opacity: 1;
            margin: 0 6px;
        }
        .equipment-swiper .swiper-pagination-bullet-active {
            background: #FFD700;
        }
        
        /* 保持设备图片的既有尺寸风格 */
        .equipment-swiper .equipment-image {
            width: 100%;
          
        }
        
        .equipment-name {
            font-size: 14px;
            color: #666;
        }
        
        /* .equipment-dots {
            display: flex;
            justify-content: center;
            gap: 8px;
        }
        
        .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ddd;
        }
        
        .dot.active {
            background: #FFD700;
        } */
        
        /* 医院信息部分 */
        .hospital-section {
            text-align: center;
        }
        
        .hospital-title {
            color: #FFD700;
            font-size: 26px;
            font-weight: bold;
            letter-spacing: 2px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        
        .hospital-subtitle {
            font-size: 28px;
            font-weight: bold;
            margin-bottom: 40px;
            color: #333;
        }
        
        .hospital-map {
            max-width: 1200px;
            margin: 0 auto;
            height: 500px;
            background: #f5f5f5;
            border-radius: 8px;
            margin-bottom: 30px;
            border: 1px solid #e0e0e0;
            position: relative;
        }
        
        .hospital-info {
            display: flex;
            justify-content: center;
            gap: 60px;
            font-size:24px;
            color: #333;
           
        }
        .hospital-info .phone{
            background: url('../images/icon1.png') no-repeat center left;
        }
        .hospital-info .address{
            background: url('../images/icon2.png') no-repeat center left;
        }
        
        .info-item {
            display: flex;
            align-items: center;
            gap: 10px;
             font-weight: bold;
             padding-left:40px;
        }
        
        .info-icon {
            width: 20px;
            height: 20px;
            background: #FFD700;
            border-radius: 50%;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .brand-section {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            
            .equipment-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            
            .hospital-info {
                flex-direction: column;
                gap: 20px;
            }
            
            .hero-title {
                font-size: 36px;
            }
            
            .hero-subtitle {
                font-size: 20px;
            }
        }
.footer{
    text-align: center;
    font-size: 16px;
    color: #666;
    padding: 20px 0;
}
.footer a{
    color: #666;
    text-decoration: none;
}