/* UEESHOP兼容样式，贴合系统默认风格 */
        * {margin: 0; padding: 0; box-sizing: border-box; font-family: "Helvetica Neue", Arial, sans-serif;}
        .pcb-page {max-width: 1200px; margin: 0 auto; padding: 20px 15px; color: #333;}
        .pcb-banner {background: #f5f8fa; padding: 40px 20px; text-align: center; margin-bottom: 40px; border-radius: 8px;}
        .pcb-banner h1 {font-size: 32px; color: #2c3e50; margin-bottom: 15px; font-weight: 700;}
        .pcb-banner p {font-size: 16px; color: #666; line-height: 1.6; max-width: 800px; margin: 0 auto;}
        .pcb-section {margin-bottom: 50px;}
        .pcb-section h2 {font-size: 24px; color: #2c3e50; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 2px solid #3498db;}
        .pcb-section h3 {font-size: 20px; color: #2c3e50; margin: 15px 0 10px;}
        .pcb-section p {font-size: 15px; line-height: 1.8; color: #555; margin-bottom: 15px;}
        .pcb-grid {display: flex; flex-wrap: wrap; gap: 20px; margin-top: 20px;}
        .pcb-grid-item {flex: 1; min-width: 280px; background: #fff; padding: 25px; border: 1px solid #eee; border-radius: 6px; box-shadow: 0 2px 8px rgba(0,0,0,0.05); transition: box-shadow 0.3s ease;}
        .pcb-grid-item:hover {box-shadow: 0 4px 12px rgba(0,0,0,0.08); transform: translateY(-2px);}
        /* 图标样式优化 */
        .pcb-grid-item h3 {font-size: 18px; color: #3498db; margin-bottom: 15px; font-weight: 600; display: flex; align-items: center; gap: 10px;}
        .pcb-grid-item h3 i {font-size: 20px; color: #3498db; width: 24px; text-align: center;}
        .pcb-table {width: 100%; border-collapse: collapse; margin: 20px 0;}
        .pcb-table th, .pcb-table td {padding: 12px 15px; border: 1px solid #eee; text-align: left;}
        .pcb-table th {background: #f5f8fa; color: #2c3e50; font-weight: 600;}
        .pcb-table tr:nth-child(even) {background: #f9f9f9;}
        .pcb-delivery {background: #f8f9fa; padding: 25px; border-radius: 8px; margin-top: 20px;}
        .pcb-contact {background: #3498db; color: #fff; padding: 30px; border-radius: 8px; text-align: center; margin-top: 40px;}
        .pcb-contact a {color: #fff; text-decoration: underline;}
        /* 优化链接hover效果 */
        .pcb-contact a:hover {color: #e8f4fd; text-decoration: none;}
        .tech-highlight {display: inline-block; background: #e8f4fd; padding: 2px 8px; border-radius: 4px; color: #3498db; font-weight: 600; margin: 0 3px;}
        /* 交付保障/AI工艺模块图标样式 */
        .icon-tag {display: inline-flex; align-items: center; gap: 8px;}
        .icon-tag i {color: #3498db; font-size: 16px;}
        /* 移动端适配，贴合UEESHOP响应式规则 */
        @media (max-width: 768px) {
            .pcb-banner h1 {font-size: 24px;}
            .pcb-grid {flex-direction: column;}
            .pcb-section h2 {font-size: 20px;}
            .pcb-section h3 {font-size: 18px;}
            .pcb-table th, .pcb-table td {padding: 8px 10px; font-size: 14px;}
            .pcb-grid-item h3 i {font-size: 18px;}
        }