* {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            color: #2c3e50;
            background-color: #f8f6f2;
            overflow: unset;
        }
        
        .main-container {
            max-width: 640px;
            margin: 20px auto;
            background: #f8f6f2;
            border-radius: 20px;
            box-shadow: 
                10px 10px 20px rgba(0, 0, 0, 0.08),
                -10px -10px 20px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
            overflow: hidden;
        }
        
        .hero-section img {
            width: 100%;
            height: auto;
        }
        
        .content-section {
            padding: 24px;
            font-size: 16px;
            background: #f8f6f2;
        }
        
        /* 顶部导航栏样式 */
.top-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    background: #f8f6f2;
    padding: 12px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        0 2px 4px rgba(0, 0, 0, 0.05);
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 640px;
    z-index: 1000;
}
        
        /* 调整主容器 margin-top，避免被固定导航栏遮挡 */
        .hero-section {
            margin-top: 60px;
        }
        
        .nav-brand {
            font-size: 20px;
            font-weight: 900;
            color: #2c3e50;
            text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8),
                        -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .nav-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        
        /* 语言选择器样式 */
        .language-selector {
            position: relative;
        }
        
        /* 加载状态样式 */
        .loading-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(248, 246, 242, 0.8);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            opacity: 0;
            visibility: hidden;
            transition: all 300ms ease;
        }
        
        .loading-overlay.show {
            opacity: 1;
            visibility: visible;
        }
        
        .loading-spinner {
            width: 50px;
            height: 50px;
            border: 4px solid rgba(255, 255, 255, 0.3);
            border-top: 4px solid #2c3e50;
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        .loading-text {
            margin-top: 16px;
            font-size: 16px;
            font-weight: 600;
            color: #2c3e50;
            text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
        }
        
        .language-button {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #f8f6f2;
            color: #2c3e50;
            border: none;
            border-radius: 50px;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 300ms ease;
            box-shadow: 
                3px 3px 6px rgba(0, 0, 0, 0.08),
                -3px -3px 6px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
            white-space: nowrap;
        }
        
        .language-button:hover {
            box-shadow: 
                2px 2px 4px rgba(0, 0, 0, 0.08),
                -2px -2px 4px rgba(255, 255, 255, 0.9),
                inset 2px 2px 4px rgba(0, 0, 0, 0.08),
                inset -2px -2px 4px rgba(255, 255, 255, 0.9);
            transform: translateY(1px);
        }
        
        .language-list {
            position: absolute;
            top: 100%;
            right: 0;
            background: #f8f6f2;
            border-radius: 12px;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9);
            list-style: none;
            margin: 8px 0 0 0;
            padding: 8px;
            min-width: 150px;
            max-height: 300px;
            overflow-y: auto;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-10px);
            transition: all 300ms ease;
            z-index: 200;
        }
        
        .language-list.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        .language-list li {
            padding: 10px 12px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            color: #2c3e50;
            transition: all 300ms ease;
            margin-bottom: 4px;
            white-space: nowrap;
        }
        
        .language-list li:last-child {
            margin-bottom: 0;
        }
        
        .language-list li:hover {
            background: rgba(255, 255, 255, 0.5);
            box-shadow: 
                2px 2px 4px rgba(0, 0, 0, 0.08),
                -2px -2px 4px rgba(255, 255, 255, 0.9);
            transform: translateX(4px);
        }
        
        .language-list li:active {
            box-shadow: 
                inset 2px 2px 4px rgba(0, 0, 0, 0.08),
                inset -2px -2px 4px rgba(255, 255, 255, 0.9);
            transform: translateX(4px) translateY(1px);
        }
        
        /* 滚动条样式 */
        .language-list::-webkit-scrollbar {
            width: 6px;
        }
        
        .language-list::-webkit-scrollbar-track {
            background: rgba(0, 0, 0, 0.05);
            border-radius: 3px;
        }
        
        .language-list::-webkit-scrollbar-thumb {
            background: rgba(0, 0, 0, 0.1);
            border-radius: 3px;
        }
        
        /* 标题卡片样式 */
        .title-card {
            background: #f8f6f2;
            border-radius: 16px;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
            padding: 16px;
            margin-bottom: 24px;
            transition: all 300ms ease;
            animation: cardSlideIn 600ms ease-out;
        }
        
        @keyframes cardSlideIn {
            from {
                opacity: 0;
                transform: translateY(20px) scale(0.98);
            }
            to {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }
        
        .title-card:hover {
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 2px 2px 4px rgba(255, 255, 255, 0.5),
                inset -2px -2px 4px rgba(0, 0, 0, 0.05);
            transform: translateY(-2px);
        }
        
        .card-header {
            text-align: center;
            margin-bottom: 16px;
        }
        
        h1 {
            font-size: 26px;
            font-weight: bold;
            text-align: center;
            margin-bottom: 24px;
            color: #2c3e50;
            text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8),
                        -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .main-title {
            font-size: 28px;
            font-weight: 800;
            color: #2c3e50;
            margin-bottom: 6px;
            text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.9),
                        -2px -2px 4px rgba(0, 0, 0, 0.08);
            line-height: 1.2;
        }
        
        .subtitle {
            font-size: 16px;
            font-weight: 500;
            color: #7f8c8d;
            margin-bottom: 0;
            text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8),
                        -1px -1px 2px rgba(0, 0, 0, 0.05);
            line-height: 1.4;
        }
        
        .card-content {
            margin-bottom: 0;
        }
        
        .card-content p {
            font-size: 16px;
            color: #2c3e50;
            margin-bottom: 12px;
            text-align: center;
        }
        
        .card-highlights {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
            gap: 8px;
            margin: 0;
            padding: 0;
        }
        
        .card-highlights li {
            background: rgba(255, 255, 255, 0.5);
            border-radius: 8px;
            padding: 8px 6px;
            font-size: 12px;
            font-weight: 600;
            color: #2c3e50;
            text-align: center;
            box-shadow: 
                2px 2px 4px rgba(0, 0, 0, 0.08),
                -2px -2px 4px rgba(255, 255, 255, 0.9);
        }
        
        /* 描述卡片样式 */
        .description-card {
            background: #f8f6f2;
            border-radius: 16px;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
            padding: 20px;
            margin-bottom: 24px;
            transition: all 300ms ease;
        }
        
        .description-card:hover {
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 2px 2px 4px rgba(255, 255, 255, 0.5),
                inset -2px -2px 4px rgba(0, 0, 0, 0.05);
            transform: translateY(-2px);
        }
        
        .description-card p {
            font-size: 16px;
            color: #2c3e50;
            margin-bottom: 0;
            text-align: center;
        }
        
        /* Why Choose Us 卡片样式 */
        .why-choose-card {
            background: #f8f6f2;
            border-radius: 16px;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
            padding: 20px;
            margin-bottom: 24px;
            transition: all 300ms ease;
        }
        
        .why-choose-card:hover {
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 2px 2px 4px rgba(255, 255, 255, 0.5),
                inset -2px -2px 4px rgba(0, 0, 0, 0.05);
            transform: translateY(-2px);
        }
        
        .card-title {
            font-size: 20px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 16px;
            text-align: center;
            text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8),
                        -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .features-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        
        .features-list li {
            background: rgba(255, 255, 255, 0.5);
            border-radius: 12px;
            padding: 14px 16px;
            margin-bottom: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #2c3e50;
            box-shadow: 
                2px 2px 4px rgba(0, 0, 0, 0.08),
                -2px -2px 4px rgba(255, 255, 255, 0.9);
            transition: all 300ms ease;
            line-height: 1.5;
        }
        
        .features-list li:last-child {
            margin-bottom: 0;
        }
        
        .features-list li:hover {
            transform: translateX(4px);
            box-shadow: 
                3px 3px 6px rgba(0, 0, 0, 0.1),
                -3px -3px 6px rgba(255, 255, 255, 0.9);
        }
        
       
        
        .whatsapp-button:hover {
            box-shadow: 
                3px 3px 6px rgba(0, 0, 0, 0.08),
                -3px -3px 6px rgba(255, 255, 255, 0.9),
                inset 2px 2px 4px rgba(0, 0, 0, 0.08),
                inset -2px -2px 4px rgba(255, 255, 255, 0.9);
            transform: translateY(2px);
        }
        
        .whatsapp-button:active {
            box-shadow: 
                inset 3px 3px 6px rgba(0, 0, 0, 0.08),
                inset -3px -3px 6px rgba(255, 255, 255, 0.9);
            transform: translateY(4px);
        }
        
        .whatsapp-button img {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            margin-right: 12px;
        }
        
        /* 产品图片样式 */
        .product-image {
            margin-bottom: 24px;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9);
        }
        
        .product-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        
        /* 质量部分样式 */
        .quality-section {
            background: #f8f6f2;
            border-radius: 16px;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
            padding: 20px;
            margin-bottom: 24px;
            transition: all 300ms ease;
        }
        
        .quality-section:hover {
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 2px 2px 4px rgba(255, 255, 255, 0.5),
                inset -2px -2px 4px rgba(0, 0, 0, 0.05);
            transform: translateY(-2px);
        }
        
        .quality-section h2 {
            font-size: 20px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 16px;
            text-align: center;
            text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8),
                        -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .quality-section ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        
        .quality-section li {
            background: rgba(255, 255, 255, 0.5);
            border-radius: 12px;
            padding: 14px 16px;
            margin-bottom: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #2c3e50;
            box-shadow: 
                2px 2px 4px rgba(0, 0, 0, 0.08),
                -2px -2px 4px rgba(255, 255, 255, 0.9);
            transition: all 300ms ease;
            line-height: 1.5;
        }
        
        .quality-section li:last-child {
            margin-bottom: 0;
        }
        
        .quality-section li:hover {
            transform: translateX(4px);
            box-shadow: 
                3px 3px 6px rgba(0, 0, 0, 0.1),
                -3px -3px 6px rgba(255, 255, 255, 0.9);
        }
        
        /* 产品画廊样式 */
        .product-gallery {
            margin-bottom: 24px;
        }
        
        .gallery-row {
            display: flex;
            justify-content: space-between;
            margin-bottom: 24px;
        }
        
        .gallery-item {
            width: 30%;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 
                5px 5px 10px rgba(0, 0, 0, 0.08),
                -5px -5px 10px rgba(255, 255, 255, 0.9);
        }
        
        .gallery-item img {
            width: 100%;
            height: auto;
            display: block;
        }
        
        /* 付款通知样式 */
        .payment-notice {
            background: #f8f6f2;
            border-radius: 20px;
            padding: 24px;
            margin-bottom: 32px;
            position: relative;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .payment-notice h2 {
            font-size: 22px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 16px;
            text-align: center;
            text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8),
                        -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .payment-notice p {
            font-size: 14px;
            color: #2c3e50;
            margin-bottom: 16px;
            line-height: 1.6;
        }
        
        /* 视频容器样式 */
        .video-container {
            position: relative;
            border-radius: 15px;
            overflow: hidden;
            margin-bottom: 24px;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9);
        }
        
        .video-container video {
            width: 100%;
            height: auto;
            display: block;
        }
        
        /* 付款画廊样式 */
        .payment-gallery {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin-top: 24px;
        }
        
        .payment-item {
            width: 23%;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 
                3px 3px 6px rgba(0, 0, 0, 0.08),
                -3px -3px 6px rgba(255, 255, 255, 0.9);
        }
        
        .payment-item img {
            width: 100%;
            height: auto;
            display: block;
        }
        
        /* 行动召唤部分样式 */
        .cta-section {
            background: #f8f6f2;
            border-radius: 20px;
            padding: 24px;
            margin-bottom: 24px;
            position: relative;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .cta-section h2 {
            font-size: 20px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 16px;
            text-align: center;
            text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8),
                        -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .cta-section p {
            font-size: 16px;
            color: #2c3e50;
            margin-bottom: 16px;
            line-height: 1.6;
        }
        
        /* 悬浮 WhatsApp 按钮样式 */
        .floating-button {
            position: fixed;
            bottom: 24px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            margin-bottom: 0;
            /* 确保与现有按钮样式完全一致，覆盖可能的冲突样式 */
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: #f8f6f2;
            color: #0b3e27;
            border: none;
            border-radius: 50px;
            padding: 12px 20px;
            cursor: pointer;
            transition: all 300ms ease;
            box-shadow: 
                5px 5px 10px rgba(0, 0, 0, 0.08),
                -5px -5px 10px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
            /* 使用专门的悬浮跳动动画 */
            animation: floatingBounce 1.5s infinite ease-in-out;
        }
        
        /*  testimonials 部分样式 */
        .testimonials-section {
            padding: 24px;
            margin-bottom: 20px;
        }
        
        .testimonials-container {
            background: #f8f6f2;
            border-radius: 20px;
            box-shadow: 
                8px 8px 16px rgba(0, 0, 0, 0.08),
                -8px -8px 16px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .testimonial-item {
            display: flex;
            gap: 12px;
            padding: 16px 20px;
            transition: all 300ms ease;
            border-bottom: none;
        }
        
        .testimonial-item:last-child {
            border-bottom: none;
        }
        
        .testimonial-item:hover {
            background: rgba(255, 255, 255, 0.3);
            box-shadow: 
                inset 3px 3px 6px rgba(0, 0, 0, 0.05),
                inset -3px -3px 6px rgba(255, 255, 255, 0.8);
        }
        
        .testimonial-avatar {
            flex-shrink: 0;
        }
        
        .testimonial-avatar img {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            box-shadow: 
                3px 3px 6px rgba(0, 0, 0, 0.08),
                -3px -3px 6px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(255, 255, 255, 0.5),
                inset -1px -1px 2px rgba(0, 0, 0, 0.05);
            padding: 2px;
            background: #f8f6f2;
        }
        
        .testimonial-content {
            flex: 1;
            min-width: 0;
        }
        
        .testimonial-header {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 4px;
        }
        
        .testimonial-author {
            font-size: 14px;
            font-weight: 600;
            color: #2c3e50;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        
        .testimonial-date {
            font-size: 12px;
            color: #7f8c8d;
            flex-shrink: 0;
        }
        
        .testimonial-text {
            font-size: 14px;
            font-weight: 500;
            color: #2c3e50;
            margin-bottom: 8px;
        }
        
        .testimonial-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        
        .upvote-button {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            color: #7f8c8d;
            background: #f8f6f2;
            border: none;
            border-radius: 20px;
            padding: 4px 12px;
            cursor: pointer;
            transition: all 300ms ease;
            box-shadow: 
                3px 3px 6px rgba(0, 0, 0, 0.08),
                -3px -3px 6px rgba(255, 255, 255, 0.9);
        }
        
        .upvote-button:hover {
            color: #f97316;
            box-shadow: 
                2px 2px 4px rgba(0, 0, 0, 0.08),
                -2px -2px 4px rgba(255, 255, 255, 0.9),
                inset 1px 1px 2px rgba(0, 0, 0, 0.08),
                inset -1px -1px 2px rgba(255, 255, 255, 0.9);
        }
        
        .testimonial-image {
            flex-shrink: 0;
            margin-left: 8px;
        }
        
        .testimonial-image img {
            width: 72px;
            height: 72px;
            border-radius: 12px;
            cursor: pointer;
            transition: all 300ms ease;
            box-shadow: 
                3px 3px 6px rgba(0, 0, 0, 0.08),
                -3px -3px 6px rgba(255, 255, 255, 0.9);
        }
        
        .testimonial-image img:hover {
            transform: scale(1.05);
            box-shadow: 
                5px 5px 10px rgba(0, 0, 0, 0.1),
                -5px -5px 10px rgba(255, 255, 255, 0.9);
        }
        
        .upvote-icon {
            width: 16px;
            height: 16px;
            stroke: currentColor;
            fill: none;
        }
        
        /* 响应式设计 */
        @media (max-width: 480px) {
            .main-title {
                font-size: 28px;
            }
            
            .subtitle {
                font-size: 16px;
            }
        }
        
        p {
            margin-bottom: 14px;
        }
        
        ul {
            margin-bottom: 30px;
            font-weight: bold;
        }
        
        li {
            margin-bottom: 12px;
            list-style-position: inside;
        }
        
        /* 确保悬浮按钮文字在一行显示 */
        .floating-button {
            min-width: auto;
            padding: 12px 20px;
        }

/* ===== CMS 补充：原站内联工具类（外链化后补齐） ===== */
.relative{position:relative;}
.overflow-hidden{overflow:hidden;}
.cta-message{margin-top:14px;font-weight:600;color:#111;line-height:1.7;}