/* ==========================================================================
           1. 承袭全局核心变量与基础样式
           ========================================================================== */
        :root {
            --primary-color: #0056b3;
            --secondary-color: #ff6600;
            --text-dark: #333333;
            --bg-light: #f8f9fa;
            --border-color: #e0e0e0;
        }

        * { 
            box-sizing: border-box; 
            margin: 0; 
            padding: 0; 
        }

        html { 
            scroll-behavior: smooth; 
            scroll-padding-top: 130px; 
        }

        body { 
            font-family: "Helvetica Neue", Helvetica, Arial, "Microsoft YaHei", sans-serif; 
            line-height: 1.6; 
            color: var(--text-dark); 
            background-color: #fff; 
            -webkit-font-smoothing: antialiased; 
        }

        img { 
            max-width: 100%; 
            height: auto; 
            display: block; 
        }

        .container { 
            width: 100%; 
            max-width: 1200px; 
            margin: 0 auto; 
            padding: 0 20px; 
        }
        
        /* 按钮公用样式 */
        .btn { 
            display: inline-block; 
            background: var(--secondary-color); 
            color: #fff; 
            padding: 12px 28px; 
            text-decoration: none; 
            border-radius: 4px; 
            font-weight: bold; 
            transition: background 0.3s; 
            text-align: center; 
            font-size: 1rem; 
            border: none; 
            cursor: pointer; 
        }
        .btn:hover { 
            background: #e05500; 
        }
        .btn-outline { 
            background: #fff; 
            color: var(--primary-color); 
            border: 1px solid var(--primary-color); 
        }
        .btn-outline:hover { 
            background: #e8f4ff; 
        }

        /* ==========================================================================
           2. Header 头部样式（保持完全不变）
           ========================================================================== */
        header { 
            background: #fff; 
            box-shadow: 0 2px 10px rgba(0,0,0,0.05); 
            position: sticky; 
            top: 0; 
            z-index: 1000; 
        }
        .header-top { 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            padding: 15px 0; 
            border-bottom: 1px solid #f1f3f5; 
        }
        .logo { 
            flex: 0 0 auto; 
        }
		
		        .bt { font-size: 1.5rem; color: var(--primary-color); line-height: 1.2; font-weight: 700; }
		.logo a {text-decoration: none;}
		
        .logo h1 { 
            font-size: 1.5rem; 
            color: var(--primary-color); 
            line-height: 1.2; 
            font-weight: 700; 
        }
        .logo span { 
            font-size: 0.85rem; 
            color: #666; 
            display: block; 
            margin-top: 4px; 
            letter-spacing: 1px; 
        }
        .header-rt { 
            text-align: right; 
            flex: 0 0 auto; 
        }
        .hotline { 
            font-size: 1.4rem; 
            color: var(--secondary-color); 
            font-weight: bold; 
            text-decoration: none; 
            display: block; 
        }
        .main-nav { 
            background: #fff; 
            padding: 10px 0; 
            display: block; 
        }
        .nav-list { 
            display: flex; 
            list-style: none; 
            gap: 40px; 
            justify-content: center; 
            align-items: center; 
        }
        .nav-list a { 
            text-decoration: none; 
            color: #495057; 
            font-weight: 500; 
            font-size: 1.05rem; 
            transition: all 0.2s; 
            padding: 5px 0; 
            white-space: nowrap; 
        }
        .nav-list a:hover, .nav-list .active { 
            color: var(--primary-color); 
            border-bottom: 2px solid var(--primary-color); 
        }
        .menu-toggle, .menu-btn { 
            display: none; 
        }

        /* ==========================================================================
           3. 面包屑导航样式
           ========================================================================== */
        .breadcrumb { 
            background: var(--bg-light); 
            padding: 12px 0; 
            border-bottom: 1px solid var(--border-color); 
            font-size: 0.9rem; 
        }
        .breadcrumb-list { 
            display: flex; 
            list-style: none; 
            gap: 8px; 
            color: #6c757d; 
        }
        .breadcrumb-list a { 
            color: #495057; 
            text-decoration: none; 
        }
        .breadcrumb-list a:hover { 
            color: var(--primary-color); 
            text-decoration: underline; 
        }
        .breadcrumb-list li:not(:last-child)::after { 
            content: '/'; 
            margin-left: 8px; 
            color: #adb5bd; 
        }
        .breadcrumb-list li:last-child { 
            color: var(--primary-color); 
            font-weight: 500; 
        }

        /* ==========================================================================
           4. 首屏产品主图与核心购买意向区
           ========================================================================== */
        .detail-main-section { 
            padding: 40px 0; 
            background: #fff; 
        }
        .detail-flex { 
            display: flex; 
            gap: 50px; 
        }
        
        /* 左侧产品单图面板 */
        .detail-gallery { 
            flex: 0 0 480px; 
        }
        .main-stage { 
            width: 100%; 
            height: 380px; 
            background: var(--bg-light); 
            border: 1px solid var(--border-color); 
            border-radius: 6px; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            overflow: hidden; 
        }
        .main-stage img { 
            max-width: 100%; 
            object-fit: contain; 
        }
        
        /* 右侧核心商业转化面板 */
        .detail-info-panel { 
            flex: 1; 
            display: flex; 
            flex-direction: column; 
            justify-content: space-between; 
        }
        .detail-info-panel h2 { 
            font-size: 1.8rem; 
            color: #111; 
            margin-bottom: 10px; 
            line-height: 1.3; 
        }
		 .detail-info-panel h1 { 
            font-size: 1.8rem; 
            color: #0056b3; 
            margin-bottom: 10px; 
            line-height: 1.3; 
        }
        .detail-tagline { 
            color: var(--secondary-color); 
            font-size: 1.05rem; 
            font-weight: 500; 
            margin-bottom: 15px; 
        }
        
        /* 核心卖点标签小块 */
        .quick-highlights { 
            display: flex; 
            gap: 10px; 
            margin-bottom: 20px; 
            flex-wrap: wrap; 
        }
        .highlight-tag { 
            background: #e8f4ff; 
            color: var(--primary-color); 
            font-size: 0.85rem; 
            padding: 4px 12px; 
            border-radius: 3px; 
            font-weight: 500; 
        }
        
        /* 核心参数快捷卡片 */
        .param-snapshot { 
            background: var(--bg-light); 
            border-radius: 6px; 
            padding: 20px; 
            margin-bottom: 25px; 
        }
        .snapshot-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 12px 20px; 
            list-style: none; 
            font-size: 0.95rem; 
        }
        .snapshot-grid li { 
            color: #555; 
        }
        .snapshot-grid strong { 
            color: #111; 
            font-weight: 600; 
        }

        /* 转化动作按钮行 */
        .action-row { 
            display: flex; 
            gap: 15px; 
            margin-top: 15px; 
        }
        .action-row .btn { 
            flex: 1; 
            white-space: nowrap; 
        }

        /* ==========================================================================
           5. 详情页选项卡式导航条（滚动吸顶）
           ========================================================================== */
        .detail-tabs-nav { 
            background: var(--bg-light); 
            border-top: 1px solid var(--border-color); 
            border-bottom: 2px solid var(--primary-color); 
            position: sticky; 
            top: 82px; 
            z-index: 900; 
        }
        .tabs-container { 
            display: flex; 
            list-style: none; 
            justify-content: flex-start; 
        }
        .tabs-container a { 
            display: block; 
            padding: 15px 30px; 
            text-decoration: none; 
            color: #495057; 
            font-weight: 500; 
            font-size: 1.05rem; 
            border-right: 1px solid var(--border-color); 
        }
        .tabs-container a:hover, .tabs-container .active { 
            background: #fff; 
            color: var(--primary-color); 
            font-weight: bold; 
        }

        /* ==========================================================================
           6. 深度详情正文版块布局
           ========================================================================== */
        .detail-content-section { 
            padding: 40px 0 60px; 
        }
        .content-block { 
            margin-bottom: 50px; 
            scroll-margin-top: 150px; 
        }
        .block-title { 
            font-size: 1.4rem; 
            color: #111; 
            margin-bottom: 20px; 
            padding-left: 12px; 
            border-left: 4px solid var(--primary-color); 
            font-weight: bold; 
        }
        .block-text { 
            font-size: 1.05rem; 
            color: #444; 
            line-height: 1.8; 
            margin-bottom: 15px; 
            text-align: justify; 
        }
        
        /* 技术参数表格样式 */
        .tech-detail-table { 
            width: 100%; 
            border-collapse: collapse; 
            margin-top: 15px; 
            font-size: 0.95rem; 
        }
        .tech-detail-table td { 
            padding: 12px 15px; 
            border: 1px solid var(--border-color); 
        }
        .tech-detail-table td.label-bg { 
            background: var(--bg-light); 
            font-weight: bold; 
            color: #212529; 
            width: 180px; 
        }

        /* ==========================================================================
           7. Footer 页脚样式（保持完全不变）
           ========================================================================== */
        footer { 
            background: #212529; 
            color: #b5b9bd; 
            padding: 40px 0; 
            text-align: center; 
            font-size: 0.9rem; 
            line-height: 1.8; 
        }
        footer p { 
            margin-bottom: 8px; 
        }
        footer p strong { 
            color: #fff; 
        }
        footer a { 
            color: #fff; 
            text-decoration: none; 
        }
        footer a:hover { 
            text-decoration: underline; 
        }

        /* ==========================================================================
           8. 严格响应式适配断点（无缝兼容移动端）
           ========================================================================== */
        @media (max-width: 992px) {
            .nav-list { gap: 20px; }
            .logo h1 { font-size: 1.3rem; }
            .hotline { font-size: 1.2rem; }
            .detail-flex { gap: 30px; }
            .detail-gallery { flex: 0 0 400px; }
            .main-stage { height: 320px; }
        }

        @media (max-width: 768px) {
            html { scroll-padding-top: 90px; }
            .header-top { padding: 10px 0; position: relative; }
            .logo h1 { font-size: 1.1rem; }
            .logo span { font-size: 0.75rem; letter-spacing: 0; }
            .header-rt { margin-right: 45px; text-align: right; }
            .hotline { font-size: 1rem; }
            
            .menu-btn { 
                display: block; 
                position: absolute; 
                right: 20px; 
                top: 50%; 
                transform: translateY(-50%); 
                cursor: pointer; 
                padding: 10px 0; 
                z-index: 1002; 
            }
            .menu-btn .icon-bar { 
                display: block; 
                width: 22px; 
                height: 2px; 
                background: #333; 
                margin: 4px 0; 
                transition: all 0.2s; 
            }
            
            .main-nav { 
                display: block; 
                position: absolute; 
                top: 100%; 
                left: 0; 
                right: 0; 
                background: #fff; 
                border-top: 1px solid var(--border-color); 
                border-bottom: 2px solid var(--primary-color); 
                max-height: 0; 
                overflow: hidden; 
                opacity: 0; 
                transition: all 0.3s ease-in-out; 
                padding: 0; 
            }
            .nav-list { flex-direction: column; gap: 0; width: 100%; padding: 10px 0; }
            .nav-list li { width: 100%; text-align: center; }
            .nav-list a { display: block; padding: 12px 0; font-size: 1rem; border-bottom: 1px solid #f8f9fa; }
            .nav-list li:last-child a { border-bottom: none; }
            .nav-list a:hover { border-bottom: none; background: var(--bg-light); }
            
            .menu-toggle:checked ~ .main-nav { max-height: 400px; opacity: 1; }
            .menu-toggle:checked ~ .menu-btn .icon-bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
            .menu-toggle:checked ~ .menu-btn .icon-bar:nth-child(2) { opacity: 0; }
            .menu-toggle:checked ~ .menu-btn .icon-bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

            /* 移动端排版深度优化 */
            .detail-flex { flex-direction: column; gap: 25px; }
            .detail-gallery { flex: 0 0 auto; width: 100%; }
            .main-stage { height: 280px; }
            .detail-info-panel h2 { font-size: 1.4rem; }
            .detail-tagline { font-size: 0.95rem; }
            .snapshot-grid { grid-template-columns: 1fr; gap: 8px; font-size: 0.88rem; }
            .action-row { flex-direction: column; gap: 10px; }
            
            .detail-tabs-nav { top: 62px; }
            .tabs-container a { padding: 10px 15px; font-size: 0.88rem; flex: 1; text-align: center; border-right: none; }
            
            .content-block { margin-bottom: 35px; }
            .block-title { font-size: 1.2rem; }
            .block-text { font-size: 0.95rem; }
            .tech-detail-table { font-size: 0.85rem; }
            .tech-detail-table td { padding: 8px 10px; }
            .tech-detail-table td.label-bg { width: 110px; }
        }

        @media (max-width: 414px) {
            .header-rt p { display: none; }
            .logo h1 { font-size: 1rem; }
        }
		
		
		
	  /* ==========================================================================
       GLJ叶片过滤机产品落地页统一样式表
       ========================================================================== */
    :root {
        --primary-color: #0056b3;     /* 工业科技蓝，可根据高服VI主色调自行修改 */
        --primary-hover: #004085;
        --text-color: #333333;
        --bg-light: #f8f9fa;
        --border-color: #dee2e6;
        --highlight-color: #dc3545;   /* 突出显示红色 */
    }

    .glj-container {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
        color: var(--text-color);
        line-height: 1.6;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    /* 标题统一样式 */
    .glj-container h2 {
        font-size: 1.75rem;
        color: #111;
        position: relative;
        padding-left: 15px;
        margin-top: 40px;
        margin-bottom: 15px;
        font-weight: 700;
    }
    .glj-container h2::before {
        content: "";
        position: absolute;
        left: 0;
        top: 10%;
        height: 80%;
        width: 5px;
        background-color: var(--primary-color);
        border-radius: 2px;
    }
    .glj-container p.subtitle {
        color: #666;
        font-size: 1rem;
        margin-top: -10px;
        margin-bottom: 25px;
    }

    /* 响应式表格容器：防止大表格在手机端撑破布局 */
    .glj-table-responsive {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin-bottom: 30px;
        border: 1px solid var(--border-color);
        border-radius: 4px;
    }

    /* 通用表格基础样式 */
    .glj-table {
        width: 100%;
        border-collapse: collapse;
        text-align: left;
        font-size: 0.95rem;
        background-color: #fff;
    }
    .glj-table th, .glj-table td {
        padding: 12px 15px;
        border: 1px solid var(--border-color);
        vertical-align: middle;
    }
    .glj-table thead th {
        background-color: var(--primary-color);
        color: #ffffff;
        font-weight: 600;
        white-space: nowrap;
    }
    .glj-table tbody tr:nth-of-type(even) {
        background-color: var(--bg-light);
    }
    .glj-table tbody tr:hover {
        background-color: #f1f3f5;
    }

    /* 高亮文本与标签 */
    .glj-highlight {
        color: var(--highlight-color);
        font-weight: bold;
    }
    .glj-feature-name {
        background-color: #e9ecef;
        font-weight: bold;
        text-align: center;
        white-space: nowrap;
    }

    /* 针对技术参数表的特殊对齐 */
    .tech-table th, .tech-table td {
        text-align: center;
    }
    .tech-table .table-group-title {
   
    }
    .tech-table .model-name {
        font-weight: bold;
        color: var(--primary-color);
    }

    /* 客户见证板块 */
    .customer-witness {
        background-color: #ffffff;
        border-radius: 6px;
    }
    .witness-table td {
        text-align: center;
        font-size: 0.95rem;
        width: 25%;
    }
    .witness-table td strong {
        color: #111;
    }