:root {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
            line-height: 1.5;
            font-weight: 400;
            font-synthesis: none;
            text-rendering: optimizeLegibility;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            
            --primary: #3A271B; /* 中医红 */
            --secondary: #C8994F; /* 中医金 */
            --accent: #5E4B39; /* 木色 */
            --neutral: #F9F9F1; /* 米色 */
            --dark: #2D2D2D; /* 深灰色 */
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background-color: white;
            color: #333;
            min-height: 100vh;
        }

        /* 自定义滚动条 */
        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }

        ::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--secondary);
        }

        /* 动画关键帧 */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes shimmer {
            0% { background-position: -200% 0; }
            100% { background-position: 200% 0; }
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }

        /* 自定义工具类 */
        .animate-fade-in {
            animation: fadeIn 0.6s ease-out forwards;
        }

        .shimmer-effect {
            background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.2) 50%, rgba(255,255,255,0) 100%);
            background-size: 200% 100%;
            animation: shimmer 2s infinite;
        }

        .pulse-effect {
            animation: pulse 2s infinite;
        }

        /* 通用样式 */
        .container {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .text-primary {
            color: var(--primary);
        }

        .text-secondary {
            color: var(--secondary);
        }

        .bg-primary {
            background-color: var(--primary);
        }

        .bg-secondary {
            background-color: var(--secondary);
        }

        .rounded-full {
            border-radius: 9999px;
        }

        .rounded-xl {
            border-radius: 12px;
        }

        .rounded-2xl {
            border-radius: 16px;
        }

        .shadow-lg {
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
        }

        .shadow-xl {
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }

        .transition-all {
            transition: all 0.3s ease;
        }

        .transition-colors {
            transition: color 0.3s ease;
        }

        .hover\:shadow-lg:hover {
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
        }

        .hover\:scale-110:hover {
            transform: scale(1.1);
        }

        .hover\:scale-103:hover {
            transform: scale(1.03);
        }

        .hover\:-translate-y-1:hover {
            transform: translateY(-4px);
        }

        .hover\:-translate-y-10:hover {
            transform: translateY(-40px);
        }

        .bg-opacity-10 {
            background-opacity: 0.1;
        }

        .bg-opacity-20 {
            background-opacity: 0.2;
        }

        .bg-opacity-30 {
            background-opacity: 0.3;
        }

        .bg-opacity-70 {
            background-opacity: 0.7;
        }

        .bg-opacity-90 {
            background-opacity: 0.9;
        }

        .backdrop-blur-md {
            backdrop-filter: blur(12px);
        }

        .backdrop-blur-sm {
            backdrop-filter: blur(4px);
        }

        /* 导航栏 */
        nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background-color: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(12px);
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        }

        nav .container {
            padding: 16px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        nav .logo {
            font-size: 24px;
            font-weight: bold;
            color: var(--primary);
        }

        nav .nav-links {
            display: none;
            gap: 32px;
        }

        nav .nav-links a {
            color: #333;
            font-weight: 500;
            text-decoration: none;
        }

        nav .nav-links a:hover {
            color: var(--primary);
        }

        nav .menu-btn {
            display: block;
            font-size: 20px;
            color: #333;
            background: none;
            border: none;
            cursor: pointer;
        }


        @media (min-width: 768px) {
            nav .nav-links {
                display: flex;
            }
            
            nav .menu-btn {
                display: none;
            }
        }

        /* 固定底部行动栏 */
        .bottom-action-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 40;
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-top: 1px solid #e5e7eb;
            padding: 12px 16px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .bottom-action-bar .contact-icons {
            display: flex;
            gap: 16px;
        }

        .bottom-action-bar .contact-icons a {
            padding: 8px;
            border-radius: 9999px;
            background-color: rgba(138, 43, 226, 0.1);
            color: var(--primary);
            text-decoration: none;
        }

        .bottom-action-bar .contact-icons a:hover {
            background-color: rgba(138, 43, 226, 0.2);
        }

        .bottom-action-bar .quote-btn {
            padding: 8px 24px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border-radius: 9999px;
            font-weight: 500;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 6px -1px rgba(138, 43, 226, 0.3);
        }

        .bottom-action-bar .quote-btn:hover {
            box-shadow: 0 10px 15px -3px rgba(138, 43, 226, 0.3);
            transform: translateY(-2px);
        }

        /* 实时聊天工具 */
        .chat-widget {
            position: fixed;
            bottom: 80px;
            right: 16px;
            z-index: 40;
        }

        .chat-widget button {
            padding: 16px;
            border-radius: 9999px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            cursor: pointer;
            font-size: 20px;
            box-shadow: 0 10px 15px -3px rgba(138, 43, 226, 0.3);
        }

        .chat-widget button:hover {
            box-shadow: 0 20px 25px -5px rgba(138, 43, 226, 0.4);
            transform: translateY(-2px);
        }

        /* 首屏区域 */
        .hero {
            position: relative;
            height: 100vh;
            width: 100%;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-slider {
            position: absolute;
            inset: 0;
            z-index: 0;
        }

        .hero-slide {
            position: absolute;
            inset: 0;
            opacity: 0;
            transition: opacity 1s ease-in-out;
        }

        .hero-slide.active {
            opacity: 1;
        }

        .hero-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-slide .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.7));
        }

        .hero-content {
            position: relative;
            z-index: 10;
            text-align: center;
            padding: 0 24px;
        }

        .hero h1 {
            font-size: 40px;
            font-weight: bold;
            margin-bottom: 16px;
            color: white;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero p {
            font-size: 20px;
            color: #e5e7eb;
            margin-bottom: 32px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-buttons {
            display: flex;
            flex-direction: column;
            gap: 16px;
            justify-content: center;
            align-items: center;
        }

        .hero-buttons .primary-btn {
            padding: 12px 32px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border-radius: 9999px;
            font-weight: 500;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 6px -1px rgba(138, 43, 226, 0.3);
        }

        .hero-buttons .primary-btn:hover {
            box-shadow: 0 10px 15px -3px rgba(138, 43, 226, 0.3);
            transform: translateY(-2px);
        }

        .hero-buttons .secondary-btn {
            padding: 12px 32px;
            background-color: rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(4px);
            color: white;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 9999px;
            font-weight: 500;
            cursor: pointer;
        }

        .hero-buttons .secondary-btn:hover {
            background-color: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }

        @media (min-width: 768px) {
            .hero h1 {
                font-size: 60px;
            }
            
            .hero p {
                font-size: 24px;
            }
            
            .hero-buttons {
                flex-direction: row;
            }
        }

        /* 轮播图指示器 */
        .slider-indicators {
            position: absolute;
            bottom: 32px;
            left: 0;
            right: 0;
            display: flex;
            justify-content: center;
            gap: 8px;
            z-index: 10;
        }

        .slider-indicators button {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.5);
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .slider-indicators button.active {
            width: 32px;
            background-color: white;
        }

        /* 信任要素 */
        .trust-factors {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px 24px;
            background-color: rgba(0, 0, 0, 0.3);
            backdrop-filter: blur(4px);
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .trust-factor {
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
        }

        .trust-factor i {
            margin-right: 8px;
        }

        @media (min-width: 768px) {
            .trust-factors {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        /* 通用区域样式 */
        section {
            padding: 80px 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 64px;
			margin-top: 30px;
        }

        .section-title h2 {
            font-size: 32px;
            font-weight: bold;
            margin-bottom: 16px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .section-title p {
            font-size: 18px;
            color: #666;
            max-width: 700px;
            margin: 0 auto;
        }

        @media (min-width: 768px) {
            .section-title h2 {
                font-size: 40px;
            }
        }

        /* 痛点与解决方案区域 */
        .pain-solution {
            display: grid;
            grid-template-columns: 1fr;
            gap: 48px;
        }

        @media (min-width: 768px) {
            .pain-solution {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
                align-items: center;
            }
        }

        .pain-points, .solutions {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .pain-points h3, .solutions h3 {
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 24px;
            color: var(--primary);
        }

        .point-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px;
            border-radius: 12px;
            background-color: #f9fafb;
            transition: all 0.3s ease;
        }

        .point-item:hover {
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        }

        .point-icon {
            padding: 12px;
            border-radius: 9999px;
            background-color: rgba(138, 43, 226, 0.1);
            color: var(--primary);
        }

        .solution-item .point-icon {
            background-color: rgba(255, 105, 180, 0.1);
            color: var(--secondary);
        }

        .point-content h4 {
            font-weight: 500;
            margin-bottom: 4px;
        }

        .point-content p {
            color: #666;
            font-size: 14px;
        }

        /* 核心技术与优势区域 */
        .advantages {
            background-color: #f9fafb;
        }

        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
        }
/* 國醫美胸典籍部分的平铺布局 */

/* 调整优势卡片容器 */
#advantages .advantages-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

/* 电脑端平铺布局 */
@media (min-width: 768px) {
    #advantages .advantages-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    
    /* 调整优势卡片样式 */
    #advantages .advantage-card {
        height: 100%;
        display: flex;
        flex-direction: column;
    }
    
    #advantages .advantage-card-inner {
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    
    #advantages .advantage-card h3 {
        font-size: 22px;
        margin-bottom: 16px;
        color: var(--primary);
        text-align: center;
    }
    
    #advantages .advantage-card p {
        font-size: 16px;
        line-height: 1.6;
        color: #666;
        flex: 1;
    }
    
    /* 调整卡片间距 */
    #advantages .advantage-card {
        margin-bottom: 0;
    }
}


/* 确保所有卡片高度一致 */
@media (min-width: 768px) {
    #advantages .advantages-grid {
        align-items: stretch; /* 让所有卡片高度相同 */
    }
    
    #advantages .advantage-card {
        display: flex;
    }
    
    #advantages .advantage-card-inner {
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    
    #advantages .advantage-card p {
        flex: 1; /* 让段落填满可用空间 */
    }
}
        @media (min-width: 1200px) {
            .advantages-grid {
                grid-template-columns: repeat(6, 1fr);
            }
        }

        .advantage-card {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            background-color: white;
        }

        .advantage-card:hover {
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
            transform: translateY(-10px);
        }

        .advantage-card-inner {
            padding: 24px;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .advantage-data {
            width: 48px;
            height: 48px;
            border-radius: 9999px;
            background-color: rgba(138, 43, 226, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: bold;
            margin-bottom: 16px;
        }

        .advantage-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .advantage-card p {
            color: #666;
            font-size: 14px;
        }

        /* 产品展示区域 */
        .product-filters {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-bottom: 48px;
        }

        .filter-btn {
            padding: 8px 20px;
            border-radius: 9999px;
            border: none;
            background-color: #f3f4f6;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .filter-btn.active {
            background-color: var(--primary);
            color: white;
        }

        .filter-btn:hover:not(.active) {
            background-color: #e5e7eb;
        }

        .products-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }

        @media (min-width: 768px) {
            .products-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        .product-card {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            background-color: white;
            transition: all 0.3s ease;
        }

        .product-card:hover {
            transform: scale(1.03);
        }

        .product-image {
            height: 256px;
            overflow: hidden;
            position: relative;
        }

        .product-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .product-card:hover .product-image img {
            transform: scale(1.1);
        }

        .product-content {
            padding: 24px;
        }

        .product-content h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .product-features {
            margin-bottom: 24px;
        }

        .product-features li {
            display: flex;
            align-items: flex-start;
            margin-bottom: 8px;
            list-style: none;
            font-size: 14px;
            color: #666;
        }

        .product-features li i {
            color: #10b981;
            margin-right: 8px;
            margin-top: 4px;
        }

        .product-details-btn {
            width: 100%;
            padding: 8px;
            background-color: rgba(138, 43, 226, 0.1);
            color: var(--primary);
            border-radius: 9999px;
            font-weight: 500;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .product-details-btn:hover {
            background-color: rgba(138, 43, 226, 0.2);
        }

        .compare-btn-container {
            margin-top: 48px;
            text-align: center;
        }

        .compare-btn {
            padding: 12px 32px;
            background-color: white;
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: 9999px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .compare-btn:hover {
            background-color: var(--primary);
            color: white;
        }

        /* 社会证明与成功案例 */
        .testimonials {
            background-color: #f9fafb;
        }

        .clients-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
            margin-bottom: 64px;
        }

        @media (min-width: 768px) {
            .clients-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        .client-logo {
            padding: 16px;
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .client-logo div {
            width: 128px;
            height: 48px;
            background: linear-gradient(to right, rgba(138, 43, 226, 0.2), rgba(255, 105, 180, 0.2));
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: bold;
        }

        .case-study {
            background-color: white;
            border-radius: 16px;
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr;
        }

        @media (min-width: 768px) {
            .case-study {
                grid-template-columns: 1fr 1fr;
            }
        }

        .case-content {
            padding: 32px 48px;
        }

        .case-content h3 {
            font-size: 24px;
            font-weight: bold;
            margin-bottom: 16px;
        }

        .case-sections {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .case-section h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .case-section p {
            color: #666;
        }

        .case-btn {
            margin-top: 32px;
            padding: 8px 24px;
            background-color: var(--primary);
            color: white;
            border-radius: 9999px;
            font-weight: 500;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .case-btn:hover {
            box-shadow: 0 10px 15px -3px rgba(138, 43, 226, 0.3);
        }

        .case-image {
            height: 320px;
            position: relative;
        }

        @media (min-width: 768px) {
            .case-image {
                height: auto;
            }
        }

        .case-image img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 制造实力与质保体系 */
        .company-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 64px;
        }

        @media (min-width: 768px) {
            .company-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        .company-card {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }

        .company-card:hover {
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
            transform: translateY(-10px);
        }

        .company-image {
            height: 256px;
        }

        .company-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .company-caption {
            padding: 16px;
            background-color: white;
            text-align: center;
            font-weight: 500;
        }

        .warranty {
            padding: 32px;
            background-color: white;
            border-radius: 16px;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        @media (min-width: 768px) {
            .warranty {
                flex-direction: row;
                justify-content: space-between;
                text-align: left;
            }
        }

        .warranty-content {
            margin-bottom: 24px;
        }

        @media (min-width: 768px) {
            .warranty-content {
                margin-bottom: 0;
            }
        }

        .warranty h3 {
            font-size: 24px;
            font-weight: bold;
            margin-bottom: 8px;
        }

        .warranty p {
            color: #666;
        }

        .warranty-btn {
            padding: 12px 32px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border-radius: 9999px;
            font-weight: 500;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 6px -1px rgba(138, 43, 226, 0.3);
        }

        .warranty-btn:hover {
            box-shadow: 0 10px 15px -3px rgba(138, 43, 226, 0.3);
            transform: translateY(-2px);
        }

        /* 中部召唤区 */
        .cta-middle {
            background-color: rgba(138, 43, 226, 0.05);
        }

        .cta-box {
            max-width: 1200px;
            margin: 0 auto;
            background-color: white;
            border-radius: 16px;
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
            padding: 32px;
        }

        .cta-box h2 {
            font-size: 24px;
            font-weight: bold;
            margin-bottom: 8px;
            text-align: center;
        }

        @media (min-width: 768px) {
            .cta-box h2 {
                font-size: 32px;
            }
        }

        .cta-box p {
            color: #666;
            margin-bottom: 32px;
            text-align: center;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .form-row {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        @media (min-width: 768px) {
            .form-row {
                flex-direction: row;
            }
        }

        .cta-form input, .cta-form textarea {
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid #d1d5db;
            font-size: 16px;
            transition: all 0.3s ease;
        }

        .cta-form input:focus, .cta-form textarea:focus {
            outline: none;
            box-shadow: 0 0 0 2px var(--primary);
        }

        .cta-form textarea {
            height: 120px;
            resize: vertical;
        }

        .cta-submit {
            text-align: center;
        }

        .cta-submit button {
            padding: 12px 32px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border-radius: 9999px;
            font-weight: 500;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 6px -1px rgba(138, 43, 226, 0.3);
        }

        .cta-submit button:hover {
            box-shadow: 0 10px 15px -3px rgba(138, 43, 226, 0.3);
        }

        .cta-whatsapp {
            margin-top: 24px;
            text-align: center;
            color: #666;
        }

        .cta-whatsapp a {
            color: var(--primary);
            text-decoration: none;
        }

        .cta-whatsapp a:hover {
            text-decoration: underline;
        }

 

        /* 隐藏元素，等待动画 */
        .animate-on-scroll {
            opacity: 0;
        }