/* ============================================
           UEEshop平台适配优化样式
           作用域: .cnc-foam-guide
           版本: 2.0
           优化内容:
           1. 所有样式添加作用域前缀，避免全局污染
           2. 移除通用选择器，防止覆盖平台样式
           3. CSS变量改为局部变量
           4. 容器宽度自适应平台
           5. 响应式断点优化
           ============================================ */

        /* 局部CSS变量定义 - 仅在当前组件内生效 */
        .cnc-foam-guide {
            --primary-color: #223377;
            --secondary-color: #000000;
            --accent-color: #3d5aa8;
            --light-bg: #f8f9fc;
            --text-dark: #1a1a1a;
            --text-light: #666;
            --border-color: #e0e4f0;
            --success-color: #28a745;
            --hover-shadow: 0 8px 20px rgba(34, 51, 119, 0.15);
        }

        /* 基础重置 - 仅限当前组件 */
        .cnc-foam-guide * {
            box-sizing: border-box;
        }

        /* 组件根容器样式 */
        .cnc-foam-guide {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: #fff;
            font-size: 16px;
            margin: 0;
            padding: 0;
        }

        /* 容器 - 使用相对宽度适配UEEshop */
        .cnc-foam-guide .container {
            max-width: 100%;
            width: 100%;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Hero Section */
        .cnc-foam-guide .hero-section {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
            color: white;
            padding: 60px 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cnc-foam-guide .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            opacity: 0.3;
        }

        .cnc-foam-guide .hero-content {
            position: relative;
            z-index: 2;
        }

        .cnc-foam-guide h1 {
            font-size: clamp(28px, 5vw, 48px);
            font-weight: 800;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }

        .cnc-foam-guide .hero-subtitle {
            font-size: clamp(16px, 3vw, 20px);
            margin-bottom: 30px;
            opacity: 0.95;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .cnc-foam-guide .cta-buttons {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 30px;
        }

        .cnc-foam-guide .cta-button {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            background: white;
            color: var(--primary-color);
            text-decoration: none;
            border-radius: 8px;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }

        .cnc-foam-guide .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.25);
            text-decoration: none;
        }

        .cnc-foam-guide .cta-button.secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }

        .cnc-foam-guide .cta-button.secondary:hover {
            background: white;
            color: var(--primary-color);
        }

        /* Content Sections */
        .cnc-foam-guide .content-section {
            padding: 60px 0;
        }

        .cnc-foam-guide .content-section:nth-child(even) {
            background-color: var(--light-bg);
        }

        .cnc-foam-guide h2 {
            font-size: clamp(26px, 4vw, 38px);
            color: var(--primary-color);
            margin-bottom: 25px;
            font-weight: 700;
            position: relative;
            padding-bottom: 15px;
        }

        .cnc-foam-guide h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
            border-radius: 2px;
        }

        .cnc-foam-guide h3 {
            font-size: clamp(20px, 3vw, 28px);
            color: var(--secondary-color);
            margin: 35px 0 20px;
            font-weight: 600;
        }

        .cnc-foam-guide p {
            margin-bottom: 20px;
            color: var(--text-dark);
            line-height: 1.8;
        }

        .cnc-foam-guide strong {
            color: var(--primary-color);
            font-weight: 600;
        }

        .cnc-foam-guide em {
            color: var(--accent-color);
            font-style: italic;
        }

        /* Image Sections */
        .cnc-foam-guide .image-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }

        .cnc-foam-guide .image-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            transition: all 0.3s ease;
        }

        .cnc-foam-guide .image-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--hover-shadow);
        }

        .cnc-foam-guide .image-card img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            display: block;
        }

        .cnc-foam-guide .image-caption {
            padding: 20px;
            background: var(--light-bg);
        }

        .cnc-foam-guide .image-caption h4 {
            font-size: 18px;
            color: var(--primary-color);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .cnc-foam-guide .image-caption p {
            font-size: 14px;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* Tables */
        .cnc-foam-guide .table-wrapper {
            overflow-x: auto;
            margin: 30px 0;
            border-radius: 12px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }

        .cnc-foam-guide table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            min-width: 600px;
        }

        .cnc-foam-guide thead {
            background: var(--primary-color);
            color: white;
        }

        .cnc-foam-guide th, 
        .cnc-foam-guide td {
            padding: 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
        }

        .cnc-foam-guide th {
            font-weight: 600;
            font-size: 15px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .cnc-foam-guide tbody tr {
            transition: background-color 0.2s ease;
        }

        .cnc-foam-guide tbody tr:hover {
            background-color: var(--light-bg);
        }

        .cnc-foam-guide tbody tr:last-child td {
            border-bottom: none;
        }

        .cnc-foam-guide td {
            color: var(--text-dark);
            font-size: 15px;
        }

        /* Lists */
        .cnc-foam-guide ul, 
        .cnc-foam-guide ol {
            margin: 20px 0 20px 25px;
            color: var(--text-dark);
        }

        .cnc-foam-guide li {
            margin-bottom: 12px;
            line-height: 1.7;
            padding-left: 5px;
        }

        .cnc-foam-guide ul li::marker {
            color: var(--primary-color);
            font-weight: bold;
        }

        /* Info Boxes */
        .cnc-foam-guide .info-box {
            background: var(--light-bg);
            border-left: 5px solid var(--primary-color);
            padding: 25px;
            margin: 30px 0;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }

        .cnc-foam-guide .info-box h4 {
            color: var(--primary-color);
            margin-bottom: 12px;
            font-size: 20px;
            font-weight: 600;
        }

        .cnc-foam-guide .info-box p {
            margin: 0;
            color: var(--text-dark);
        }

        .cnc-foam-guide .success-box {
            background: #e8f5e9;
            border-left-color: var(--success-color);
        }

        .cnc-foam-guide .success-box h4 {
            color: var(--success-color);
        }

        /* Comparison Cards */
        .cnc-foam-guide .comparison-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 40px 0;
        }

        .cnc-foam-guide .comparison-card {
            background: white;
            border: 2px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
            transition: all 0.3s ease;
        }

        .cnc-foam-guide .comparison-card:hover {
            border-color: var(--primary-color);
            box-shadow: var(--hover-shadow);
            transform: translateY(-5px);
        }

        .cnc-foam-guide .comparison-card h4 {
            color: var(--primary-color);
            font-size: 22px;
            margin-bottom: 20px;
            font-weight: 600;
        }

        .cnc-foam-guide .pros-cons {
            margin-top: 20px;
        }

        .cnc-foam-guide .pros-cons h5 {
            font-size: 16px;
            margin-bottom: 10px;
            color: var(--secondary-color);
        }

        .cnc-foam-guide .pros-cons ul {
            margin-left: 0;
            list-style: none;
        }

        .cnc-foam-guide .pros-cons li {
            padding-left: 25px;
            position: relative;
            margin-bottom: 8px;
        }

        .cnc-foam-guide .pros-cons li::before {
            position: absolute;
            left: 0;
            font-weight: bold;
        }

        .cnc-foam-guide .pros li::before {
            content: '✓';
            color: var(--success-color);
        }

        .cnc-foam-guide .cons li::before {
            content: '✗';
            color: #dc3545;
        }

        /* FAQ Section */
        .cnc-foam-guide .faq-section {
            max-width: 900px;
            margin: 40px auto;
        }

        .cnc-foam-guide .faq-item {
            background: white;
            border: 1px solid var(--border-color);
            border-radius: 10px;
            margin-bottom: 20px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .cnc-foam-guide .faq-item:hover {
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
        }

        .cnc-foam-guide .faq-question {
            padding: 22px 25px;
            font-weight: 600;
            color: var(--primary-color);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 18px;
        }

        .cnc-foam-guide .faq-question::after {
            content: '+';
            font-size: 24px;
            font-weight: 300;
            transition: transform 0.3s ease;
        }

        .cnc-foam-guide .faq-answer {
            padding: 0 25px 22px;
            color: var(--text-dark);
            line-height: 1.8;
        }

        /* Contact Section */
        .cnc-foam-guide .contact-section {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
            color: white;
            padding: 60px 20px;
            text-align: center;
            margin-top: 60px;
        }

        .cnc-foam-guide .contact-section h2 {
            color: white;
            margin-bottom: 30px;
        }

        .cnc-foam-guide .contact-section h2::after {
            background: white;
            left: 50%;
            transform: translateX(-50%);
        }

        .cnc-foam-guide .contact-methods {
            display: flex;
            gap: 30px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 35px;
        }

        .cnc-foam-guide .contact-method {
            background: rgba(255,255,255,0.15);
            padding: 25px 35px;
            border-radius: 12px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.2);
            transition: all 0.3s ease;
            text-decoration: none;
            color: white;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }

        .cnc-foam-guide .contact-method:hover {
            background: rgba(255,255,255,0.25);
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
            text-decoration: none;
            color: white;
        }

        .cnc-foam-guide .contact-method .icon {
            font-size: 32px;
        }

        .cnc-foam-guide .contact-method .label {
            font-size: 14px;
            opacity: 0.9;
        }

        .cnc-foam-guide .contact-method .value {
            font-size: 16px;
            font-weight: 600;
        }

        /* Checklist */
        .cnc-foam-guide .checklist {
            background: white;
            border: 2px solid var(--primary-color);
            border-radius: 12px;
            padding: 30px;
            margin: 30px 0;
        }

        .cnc-foam-guide .checklist h4 {
            color: var(--primary-color);
            margin-bottom: 20px;
            font-size: 22px;
        }

        .cnc-foam-guide .checklist-item {
            padding: 12px 0;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .cnc-foam-guide .checklist-item:last-child {
            border-bottom: none;
        }

        .cnc-foam-guide .checklist-item input[type="checkbox"] {
            margin-top: 4px;
            width: 20px;
            height: 20px;
            cursor: pointer;
            flex-shrink: 0;
        }

        .cnc-foam-guide .checklist-item label {
            flex: 1;
            cursor: pointer;
            color: var(--text-dark);
        }

        /* Responsive Design - 优化断点 */
        @media (max-width: 992px) {
            .cnc-foam-guide .comparison-grid {
                grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .cnc-foam-guide .hero-section {
                padding: 40px 20px;
            }

            .cnc-foam-guide .content-section {
                padding: 40px 0;
            }

            .cnc-foam-guide .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }

            .cnc-foam-guide .cta-button {
                justify-content: center;
            }

            .cnc-foam-guide .image-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .cnc-foam-guide .comparison-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .cnc-foam-guide .contact-methods {
                flex-direction: column;
                gap: 20px;
            }

            .cnc-foam-guide h2::after {
                width: 60px;
            }

            .cnc-foam-guide table {
                font-size: 14px;
            }

            .cnc-foam-guide th, 
            .cnc-foam-guide td {
                padding: 12px 10px;
            }
        }

        @media (max-width: 576px) {
            .cnc-foam-guide .container {
                padding: 0 15px;
            }

            .cnc-foam-guide .image-card img {
                height: 200px;
            }
        }

        /* 打印样式 - 限定作用域 */
        @media print {
            .cnc-foam-guide .cta-buttons,
            .cnc-foam-guide .contact-section {
                display: none !important;
            }

            .cnc-foam-guide .content-section {
                page-break-inside: avoid;
            }
        }