/* 整体样式 - 工业风、专业 */
        .technical-article {
            font-family: 'Helvetica', 'Arial', sans-serif;
            line-height: 1.7;
            color: #333;
            max-width: 800px;
            margin: 40px auto;
            padding: 20px;
            background: #fff;
        }

        /* 标题样式 */
        .article-header h1 {
            font-size: 2.2em;
            color: #2c3e50; /* 深蓝灰色，显专业 */
            border-bottom: 3px solid #e67e22; /* 橙色强调线，代表工业/机械 */
            padding-bottom: 15px;
            margin-bottom: 25px;
            font-weight: 700;
        }

        /* 引言段落 */
        .article-intro {
            font-size: 1.2em;
            color: #555;
            background-color: #f8f9fa;
            padding: 20px;
            border-left: 4px solid #3498db;
            margin-bottom: 30px;
        }
        .article-intro strong {
            color: #2c3e50;
        }

        /* 小标题样式 */
        .section-title {
            font-size: 1.6em;
            color: #2c3e50;
            margin-top: 2.5em;
            margin-bottom: 1em;
            font-weight: 600;
        }

        /*  benefits列表样式 */
        .benefits-list {
            margin: 25px 0;
        }
        .benefits-list h3 {
            color: #e67e22; /* 橙色标题 */
            margin-bottom: 15px;
        }
        .benefits-list ul {
            list-style: none;
            padding-left: 0;
        }
        .benefits-list li {
            margin-bottom: 15px;
            padding-left: 30px;
            position: relative;
        }
        .benefits-list li:before {
            content: "✓"; /* 或用 FontAwesome图标 */
            color: #27ae60;
            position: absolute;
            left: 0;
            font-weight: bold;
        }

        /* 服务亮点区块 */
        .services-highlights {
            background-color: #f4f7f9;
            border: 1px solid #ddd;
            border-radius: 6px;
            padding: 25px;
            margin: 30px 0;
        }
        .services-highlights h3 {
            color: #2c3e50;
            margin-top: 0;
        }
        .services-highlights ul {
            padding-left: 20px;
        }
        .services-highlights li {
            margin-bottom: 12px;
        }

        /* 行动号召（CTA）部分样式 */
        .technical-cta {
            background: linear-gradient(to right, #2c3e50, #3498db); /* 深蓝渐变 */
            color: white;
            text-align: center;
            padding: 40px 30px;
            border-radius: 8px;
            margin-top: 50px;
        }
        .technical-cta h2 {
            margin-top: 0;
            margin-bottom: 15px;
            font-size: 1.8em;
        }
        .cta-button {
            display: inline-block;
            background-color: #e67e22; /* 橙色按钮 */
            color: white;
            padding: 16px 40px;
            text-decoration: none;
            font-weight: bold;
            border-radius: 5px;
            margin-top: 20px;
            border: none;
            cursor: pointer;
            font-size: 1.1em;
            transition: background-color 0.3s ease;
        }
        .cta-button:hover {
            background-color: #d35400;
        }

        /* 联系信息样式 */
        .contact-info {
            background-color: #fff;
            color: #333;
            padding: 25px;
            border-radius: 6px;
            margin-top: 20px;
            text-align: center;
            border: 1px dashed #3498db;
        }
        .contact-info p {
            margin: 8px 0;
        }
        .business-hours {
            font-style: italic;
            color: #7f8c8d;
        }