* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Arial, sans-serif;
        }

        body {
            background-color: #f8f9fa;
        }

        /* 导航栏 */
        .navbar {
            background-color: #fff;
            padding: 1rem 5%;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 24px;
            font-weight: bold;
            color: #000;
        }
		

        /* 客服提示样式 */
        .customer-service {
            position: relative;
            cursor: pointer;
            color: #000;
        }

        .customer-service:hover .qrcode {
            display: block;
        }

        .qrcode {
            display: none;
            position: absolute;
            top: 30px;
            right: 0;
            background: white;
            border: 1px solid #ccc;
            padding: 10px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            z-index: 1001;
        }

        .qrcode img {
            width: 300px;
            height: 380px;
        }

        /* 首屏容器 */
        .hero {
            padding: 140px 5% 60px;
            background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
            color: white;
            min-height: 50vh;
            position: relative;
			 
        }

        /* 轮播容器 */
        .carousel-container {
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
			overflow: hidden; /* 防止内容溢出 */
        }

        /* 轮播项 */
        .carousel-item {
            display: none;
            animation: fade 1s ease;
            position: relative;
        }

        .carousel-item.active {
            display: flex;
            gap: 50px;
            align-items: center;
        }

        /* 软件详情 */
        .software-detail {
            flex: 1;
            max-width: 600px;
            margin-left: 4rem;
        }

        .software-image {
            flex: 1;
            max-width: 600px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        /* 下载按钮 */
        .download-btn, .download-btn-enable {
            display: inline-flex;
            align-items: center;
            padding: 12px 30px;
            margin-top: 2rem;
            border-radius: 8px;
            text-decoration: none;
            font-weight: bold;
            transition: all 0.3s ease;
        }

        .download-btn {
            background: #0BE3F4;
            color: #333;
        }

        .download-btn:hover {
            background: #BBFDD7;
            transform: translateY(-3px);
        }

        .download-btn-enable {
            background: #DADADA;
            color: #979797;
        }

        /* 控制按钮 */
        .carousel-controls {
            position: absolute;
            right: 20px;
            bottom: 10px;
            display: flex;
            gap: 1rem;
            z-index: 100;
        }

        .control-btn {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.5);
            background: transparent;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .control-btn.active {
            background: #fff;
            border-color: #fff;
            transform: scale(1.2);
        }

        /* 动画 */
        @keyframes fade {
            from { opacity: 0.4; }
            to { opacity: 1; }
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .carousel-item.active {
                flex-direction: column;
                text-align: center;
            }

            .software-detail {
                order: 2;
                padding: 0 1rem;
            }

            .carousel-controls {
                position: static;
                justify-content: center;
                margin-top: 2rem;
            }

            .download-btn {
                margin: 1rem auto;
            }
        }

        /* 功能亮点 */
        .features {
            padding: 80px 5%;
            background: white;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .feature-card {
            padding: 2rem;
            border-radius: 10px;
            background: #f8f9fa;
            transition: transform 0.3s ease;
            text-align: center;
        }

        .feature-card:hover {
            transform: translateY(-5px);
        }

        /* CTA按钮 */
        .cta-button {
            display: inline-block;
            padding: 1rem 2rem;
            background: #07c160;
            color: white;
            border-radius: 8px;
            text-decoration: none;
            font-weight: bold;
            transition: all 0.3s ease;
            margin-top: 2rem;
            box-shadow: 0 4px 6px rgba(7, 193, 96, 0.2);
        }

        .cta-button:hover {
            background: #059c4a;
            transform: translateY(-2px);
        }

        /* 视频导航样式 */
        .video-nav {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 1.5rem;
        }

        .video-tab {
            padding: 0.8rem 1.5rem;
            border: none;
            border-radius: 4px;
            background: #f0f0f0;
            color: #666;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 1.1rem;
        }

        .video-tab:hover,
        .video-tab.active {
            background: #3498db;
            color: white;
            transform: translateY(-2px);
        }

        /* 视频容器 */
        .video-container {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
            aspect-ratio: 16/9; /* 保持视频比例 */
        }

        .video-player {
            position: absolute;
            width: 100%;
            height: 100%;
            object-fit: contain;
            opacity: 0;
            transition: opacity 0.3s ease;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .video-player.active {
            opacity: 1;
            z-index: 1;
        }