* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: "Microsoft YaHei", Arial, sans-serif;
            color: #333;
            line-height: 1.6;
            background: #fff;
        }
        img {max-width:100%;}
        a {text-decoration:none;}

        .container {
            max-width: 1600px;
            margin: 0 auto;
            padding: 0 15px;
            position: relative;
        }

        /* 左侧悬浮导航 */
        .cs-left-nav {
            position: fixed;
            top: 50%;
            transform: translateY(-50%);
            left: calc(50% - 800px - 210px);
            width: 200px;
            background: #fff;
            border: 1px solid #eee;
            border-radius: 6px;
            box-shadow: 0 2px 6px rgba(0,0,0,0.05);
            overflow: hidden;
            z-index: 99;
        }
        .cs-left-nav-title {
            padding: 12px;
            background: #0066cc;
            color: #fff;
            font-size: 15px;
            text-align: center;
        }
        .cs-left-nav-list a {
            display: block;
            padding: 9px 14px;
            color: #333;
            font-size: 14px;
            border-bottom: 1px solid #f5f5f5;
            transition: 0.2s;
        }
        .cs-left-nav-list a:last-child {border-bottom:none;}
        .cs-left-nav-list a:hover,
        .cs-left-nav-list a.cur {
            background: #f5f9ff;
            color: #0066cc;
            padding-left: 18px;
        }

        .main-wrapper {
            padding: 30px 0;
            margin: 78px auto;
        }
        .cs-breadcrumb {
            font-size: 14px;
            color: #666;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 1px solid #eee;
        }
        .cs-breadcrumb a { color: #666; }
        .cs-breadcrumb a:hover { color: #0066cc; }

        /* 核心布局 */
        .cs-main-wrap {
            display: flex;
            align-items: center;
            gap: 40px;
            margin-bottom: 40px;
        }
        .cs-gallery,
        .cs-right-wrap {
            width: 50%;
        }
        .cs-right-wrap {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .cs-title {
            font-size: 26px;
            font-weight: 600;
            color: #222;
            margin-bottom: 25px;
            text-align: left;
        }

        /* 图集 */
        .cs-gallery { position: relative; }
        .cs-gallery-main {
            width: 100%;
            height: 400px;
            background: #f5f5f5;
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 15px;
        }
        #galleryMainImg {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .gallery-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 45px;
            height: 45px;
            background: rgba(0,0,0,0.3);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 2;
        }
        .gallery-arrow:hover { background: #0066cc; }
        .gallery-arrow.prev { left: 15px; }
        .gallery-arrow.next { right: 15px; }
        
        /* 缩略图 */
        .cs-gallery-thumbs {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            max-height: 170px;
            overflow-y: auto;
        }
        .thumb-item {
            width: 120px;
            height: 80px;
            background: #f5f5f5;
            border-radius: 4px;
            overflow: hidden;
            cursor: pointer;
            border: 2px solid transparent;
        }
        .thumb-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        /* 选中状态高亮边框 */
        .thumb-item.active {
            border-color: #0066cc;
        }

        /* 字段样式 */
        .cs-fields {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            align-content: start;
        }
        .cs-field-item {
            padding: 15px;
            background: #f8f9fa;
            border-radius: 6px;
        }
        .cs-field-label {
            font-size: 15px;
            color: #666;
            margin-bottom: 8px;
        }
        .cs-field-value {
            font-size: 16px;
            font-weight: 500;
            color: #333;
        }

        /* 其他样式保留 */
        .cs-content {
            margin-bottom: 40px;
            padding: 30px;
            background: #fafafa;
            border-radius: 6px;
        }
        .cs-content-title {
            font-size: 22px;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #0066cc;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #0066cc;
        }
        .cs-content-desc h3{
            font-weight: 700;
            padding-top: 18px;
            padding-bottom: 15px;
            margin: 5px 0;
        }
        .cs-content-desc div{
            font-size: 16px;
            line-height: 25px;
            letter-spacing: 1px;
            text-indent: 2em;
            padding: 5px 0 5px 0;
        }
        .cs-page-nav {
            display: flex;
            justify-content: space-between;
            margin-bottom: 40px;
            padding: 20px;
            background: #fafafa;
            border-radius: 6px;
        }
        .cs-module-title {
            font-size: 20px;
            margin-bottom: 20px;
            padding-left: 12px;
            border-left: 4px solid #0066cc;
        }
        .cs-case-list, .cs-service-list {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }
        .cs-case-item, .cs-service-item {
            flex: 1;
            min-width: 220px;
            border-radius: 6px;
            overflow: hidden;
            background: #fff;
            box-shadow: 0 2px 8px rgba(0,0,0,0.06);
        }
        .cs-case-img, .cs-service-img {
            width: 100%;
            height: 180px;
        }
        .cs-case-img img, .cs-service-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .cs-case-name, .cs-service-name {
            padding: 15px;
            text-align: center;
        }

        /* 响应式 */
        @media (max-width: 1400px) {
            .cs-left-nav { left: 20px; }
        }
        @media (max-width: 1200px) {
            .cs-left-nav { display: none; }
        }
        @media (max-width: 768px) {
            .cs-main-wrap {
                flex-direction: column;
            }
            .cs-gallery, .cs-right-wrap {
                width: 100%;
            }
        }