/* 全局基础样式（贴合UEESHOP默认风格+Google收录友好） */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Helvetica Neue", Arial, sans-serif;
        }
        body {
            background-color: #f7f9fc;
            color: #333;
            line-height: 1.6;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        /* 顶部Banner（Motor PCB风格+核心卖点突出） */
        .tk-banner {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #fff;
            padding: 60px 0;
            text-align: center;
            margin-bottom: 50px;
            border-radius: 8px;
            position: relative;
            overflow: hidden;
        }
        .tk-banner::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('https://img.icons8.com/ios/100/000000/circuit-board.png') repeat;
            opacity: 0.05;
            z-index: 1;
        }
        .tk-banner-content {
            position: relative;
            z-index: 2;
        }
        .tk-banner h1 {
            font-size: 36px;
            margin-bottom: 20px;
            font-weight: 700;
            color: #f8fafc;
        }
        .tk-banner p {
            font-size: 18px;
            max-width: 900px;
            margin: 0 auto;
            opacity: 0.95;
            color: #e2e8f0;
        }
        .tk-banner .highlight {
            color: #38bdf8;
            font-weight: 600;
        }

        /* 通用板块样式（UEESHOP适配+SEO语义化） */
        .tk-section {
            background: #fff;
            padding: 40px;
            border-radius: 8px;
            margin-bottom: 40px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        .tk-section h2 {
            font-size: 28px;
            color: #0f172a;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 3px solid #38bdf8;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .tk-section h2 i {
            color: #38bdf8;
            font-size: 24px;
        }
        .tk-section h3 {
            font-size: 22px;
            color: #0f172a;
            margin: 20px 0 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .tk-section h3 i {
            color: #38bdf8;
            font-size: 20px;
        }
        .tk-section p {
            font-size: 16px;
            color: #4b5563;
            margin-bottom: 20px;
        }

        /* 网格布局（响应式+Motor PCB业务适配） */
        .tk-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 25px;
            margin-top: 20px;
        }
        .tk-grid-item {
            flex: 1;
            min-width: 280px;
            background: #f9fafb;
            padding: 30px;
            border-radius: 6px;
            border-left: 4px solid #38bdf8;
            transition: all 0.3s ease;
        }
        .tk-grid-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
        }
        .tk-grid-item h4 {
            font-size: 19px;
            color: #0f172a;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .tk-grid-item h4 i {
            font-size: 20px;
            color: #38bdf8;
        }
        .tk-grid-item p {
            font-size: 15px;
            color: #6b7280;
        }

        /* 列表样式（突出Motor PCB核心优势） */
        .tk-list {
            padding-left: 25px;
            color: #4b5563;
            line-height: 2;
        }
        .tk-list li {
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .tk-list li i {
            color: #38bdf8;
            margin-top: 6px;
            font-size: 14px;
        }

        /* 数据卡片（企业核心数据可视化） */
        .fr4pcb-advantage-card {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 20px;
        }
        .advantage-item {
            flex: 1;
            min-width: 200px;
            text-align: center;
            padding: 25px;
            background: #e0f2fe;
            border-radius: 8px;
        }
        .advantage-item .num {
            font-size: 36px;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 10px;
        }
        .advantage-item .desc {
            font-size: 15px;
            color: #4b5563;
            font-weight: 500;
        }

        /* Motor PCB流程步骤（贴合电机PCB行业特性） */
        .pos-process {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 30px;
            position: relative;
        }
        .pos-process::after {
            content: "";
            position: absolute;
            top: 30px;
            left: 50px;
            right: 50px;
            height: 2px;
            background: #bae6fd;
            z-index: 1;
        }
        .process-item {
            flex: 1;
            min-width: 180px;
            text-align: center;
            padding: 20px 15px;
            background: #fff;
            border-radius: 8px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
            position: relative;
            z-index: 2;
        }
        .process-item .step-circle {
            width: 40px;
            height: 40px;
            line-height: 40px;
            background: #0f172a;
            color: #fff;
            border-radius: 50%;
            margin: 0 auto 15px;
            font-weight: 700;
            position: relative;
            z-index: 3;
        }
        .process-item h4 {
            font-size: 18px;
            color: #0f172a;
            margin-bottom: 10px;
        }
        .process-item p {
            font-size: 14px;
            color: #6b7280;
            line-height: 1.6;
        }

        /* 表格样式（Motor PCB技术参数） */
        .tk-table {
            width: 100%;
            border-collapse: collapse;
            margin: 25px 0;
        }
        .tk-table th, .tk-table td {
            padding: 15px;
            border: 1px solid #e5e7eb;
            text-align: left;
        }
        .tk-table th {
            background: #f3f4f6;
            color: #0f172a;
            font-weight: 600;
        }
        .tk-table tr:nth-child(even) {
            background: #f9fafb;
        }

        /* FAQ样式 */
        .faq-item {
            margin-bottom: 20px;
            border-bottom: 1px solid #e5e7eb;
            padding-bottom: 15px;
        }
        .faq-question {
            font-size: 18px;
            color: #0f172a;
            font-weight: 600;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-question i {
            color: #38bdf8;
        }
        .faq-answer {
            font-size: 16px;
            color: #4b5563;
            line-height: 1.7;
        }

        /* 高亮标签（突出Motor PCB核心） */
        .highlight-tag {
            display: inline-block;
            background: #e0f2fe;
            color: #0f172a;
            padding: 3px 10px;
            border-radius: 4px;
            font-weight: 600;
            margin: 0 5px;
        }

        /* 电机应用场景标签 */
        .motor-tag {
            display: inline-block;
            background: #1e293b;
            color: #fff;
            padding: 2px 8px;
            border-radius: 3px;
            font-size: 12px;
            margin: 0 3px 5px 0;
        }

        /* 材料特性标签 */
        .material-tag {
            display: inline-block;
            background: #38bdf8;
            color: #fff;
            padding: 2px 8px;
            border-radius: 3px;
            font-size: 12px;
            margin: 0 3px 5px 0;
        }

        /* 品牌标签样式 */
        .brand-tag {
            display: inline-block;
            background: #818cf8;
            color: #fff;
            padding: 2px 8px;
            border-radius: 3px;
            font-size: 12px;
            margin: 0 3px 5px 0;
        }

        /* UEESHOP移动端适配（768px断点） */
        @media (max-width: 768px) {
            .tk-banner h1 {
                font-size: 26px;
            }
            .tk-banner p {
                font-size: 16px;
            }
            .tk-section {
                padding: 25px 20px;
            }
            .tk-section h2 {
                font-size: 22px;
            }
            .tk-section h3 {
                font-size: 20px;
            }
            .tk-grid {
                gap: 15px;
            }
            .tk-grid-item {
                padding: 20px;
            }
            .advantage-item .num {
                font-size: 28px;
            }
            .pos-process {
                flex-direction: column;
                gap: 30px;
            }
            .pos-process::after {
                display: none;
            }
            .tk-table th, .tk-table td {
                padding: 10px 8px;
                font-size: 14px;
            }
            .faq-question {
                font-size: 16px;
            }
            .faq-answer {
                font-size: 15px;
            }
        }

        /* UEESHOP移动端适配样式（联系方式模块） */
        @media (max-width: 768px) {
            .probecard-section {
                padding: 30px 15px !important;
            }
            .probecard-title {
                font-size: 20px !important;
            }
            .probecard-desc {
                font-size: 14px !important;
            }
            .probecard-contact {
                gap: 15px !important;
                flex-direction: column;
                align-items: center !important;
            }
            .contact-item {
                width: 100% !important;
                justify-content: center !important;
            }
        }
        
        /* 解决UEESHOP默认样式冲突 */
        .module-probecard-contact a {
            text-decoration: none !important;
        }
        .module-probecard-contact a:hover {
            color: #bae6fd !important;
        }