/* 重置与基础样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        /* 标题样式 */
        header {
            background: linear-gradient(135deg, #f5f9ff 0%, #dae9ff 100%);
            color: #373737;
            padding: 30px 0;
            text-align: center;
        }

        header h1 {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }

        header p {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        /* 主区域样式 */
        .hero {
            padding: 60px 0;
            background-color: white;
        }

        .hero .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .hero-content {
            flex: 1;
            min-width: 300px;
            padding-right: 30px;
        }

        .hero-content h2 {
            font-size: 2.2rem;
            margin-bottom: 20px;
            color: #2c3e50;
        }

        .hero-content p {
            font-size: 1.1rem;
            margin-bottom: 30px;
            color: #555;
        }

        .download-box {
            margin-top: 30px;
        }

        .btn-download {
           display: inline-block;
            background-color: #3a9afa;
            color: white;
            padding: 15px 40px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.6rem;
            transition: all 0.3s ease;
            box-shadow: 0 4px 10px rgba(58, 154, 250, 0.3);
        }

        .btn-download:hover {
            background-color: #2a7bc8;
            transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    font-size: 2rem;
        }
.btn-download img{
           
            vertical-align: middle;
    padding-bottom: 10px;
        }

        .version-info {
            margin-top: 15px;
            font-size: 0.9rem;
            color: #777;
        }

        .hero-image {
            flex: 1;
            min-width: 300px;
        }

        .software-ui {
            background: linear-gradient(135deg, #eef6ff 0%, #94cbff 100%);
            border-radius: 10px;
            padding: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .window {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
        }

        .window-header {
            background-color: #f1f1f1;
            padding: 10px 15px;
            display: flex;
            align-items: center;
        }

        .window-controls {
            display: flex;
            gap: 8px;
        }

        .window-controls span {
            display: inline-block;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: #ff5f56;
        }

        .window-controls span:nth-child(2) {
            background-color: #ffbd2e;
        }

        .window-controls span:nth-child(3) {
            background-color: #27c93f;
        }

        .window-content {
            padding: 20px;
        }

        .scan-animation {
            text-align: center;
            margin-bottom: 20px;
        }

        .progress-container {
            width: 100%;
            height: 6px;
            background-color: #eee;
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 10px;
        }

        .progress-bar {
            height: 100%;
            width: 0;
            background: linear-gradient(90deg, #3a9afa, #2a7bc8);
            border-radius: 3px;
            transition: width 0.5s ease;
        }

        .progress-text {
            font-size: 0.9rem;
            color: #555;
            margin-bottom: 15px;
        }

        .dll-list {
            list-style-type: none;
            max-height: 200px;
            overflow: hidden;
        }

        .dll-item {
            padding: 8px 0;
            border-bottom: 1px solid #eee;
            font-size: 0.9rem;
            color: #444;
            opacity: 0;
            transform: translateY(10px);
            transition: opacity 0.5s ease, transform 0.5s ease;
        }

        .dll-item.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .dll-item:before {
            content: "✓";
            color: #27c93f;
            margin-right: 10px;
            font-weight: bold;
        }

        /* 功能区域样式 */
        .features {
            padding: 80px 0;
           background: linear-gradient(135deg, #f5f9ff 0%, #dae9ff 100%);
        }

        .features h2 {
            text-align: center;
            margin-bottom: 50px;
            font-size: 2rem;
            color: #2c3e50;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }

        .feature {
            background-color: white;
            padding: 30px;
            border-radius: 10px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease;
        }

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

        .feature-icon {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        .feature h3 {
            margin-bottom: 15px;
            color: #2c3e50;
        }

        .feature p {
            color: #666;
        }

        /* 支持的DLL样式 */
        .supported-dlls {
            padding: 80px 0;
            background-color: white;
        }

        .supported-dlls h2 {
            text-align: center;
            margin-bottom: 50px;
            font-size: 2rem;
            color: #2c3e50;
        }

        .dll-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 15px;
        }

        .dll-item-static {
            background-color: #f5f9ff;
            padding: 15px;
            text-align: center;
            border-radius: 8px;
            font-weight: 500;
            color: #3a9afa;
            border: 1px solid #e1eefe;
        }

        /* 使用教程样式 */
        .how-to-use {
            padding: 80px 0;
            background: linear-gradient(135deg, #f5f9ff 0%, #dae9ff 100%);
        }

        .how-to-use h2 {
            text-align: center;
            margin-bottom: 50px;
            font-size: 2rem;
            color: #2c3e50;
        }

        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }

        .step {
            text-align: center;
            padding: 30px 20px;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            background-color: #3a9afa;
            color: white;
            border-radius: 50%;
            font-size: 1.5rem;
            font-weight: bold;
            margin-bottom: 20px;
        }

        .step h3 {
            margin-bottom: 15px;
            color: #2c3e50;
        }

        .step p {
            color: #666;
        }

        /* 用户评价样式 */
        .testimonials {
            padding: 80px 0;
            background-color: white;
        }

        .testimonials h2 {
            text-align: center;
            margin-bottom: 50px;
            font-size: 2rem;
            color: #2c3e50;
        }

        .reviews {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .review {
            background-color: #f5f9ff;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }

        .stars {
            color: #ffc107;
            font-size: 1.2rem;
            margin-bottom: 15px;
        }

        .review p {
            font-style: italic;
            margin-bottom: 15px;
            color: #555;
        }

        .user {
            font-weight: bold;
            color: #3a9afa;
        }

        /* 下载区域样式 */
        .download {
            padding: 100px 0;
            background: linear-gradient(135deg, #3a9afa 0%, #2a7bc8 100%);
            text-align: center;
            color: white;
        }

        .download h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        .download p {
            font-size: 1.2rem;
            margin-bottom: 40px;
            opacity: 0.9;
        }

        .btn-download-large {
            display: inline-block;
            background-color: white;
            color: #3a9afa;
            padding: 20px 60px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.8rem;
            transition: all 0.3s ease;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }

        .btn-download-large:hover {
            transform: translateY(-3px) scale(1.05);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
            font-size: 2.4rem;
        }

        .download-info {
            margin-top: 30px;
        }

        .download-info p {
            font-size: 1rem;
            opacity: 0.8;
        }

        /* 页脚样式 */
        footer {
            background-color: #2c3e50;
            color: white;
            padding: 30px 0;
            text-align: center;
        }

        .footer-links {
            margin-top: 15px;
        }

        .footer-links a {
            color: #ddd;
            margin: 0 15px;
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: #3a9afa;
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .hero .container {
                flex-direction: column;
            }
            
            .hero-content {
                padding-right: 0;
                margin-bottom: 40px;
                text-align: center;
            }
            
            .features-grid,
            .steps,
            .reviews {
                grid-template-columns: 1fr;
            }
            
            .download h2 {
                font-size: 2rem;
            }
            
            .btn-download-large {
                padding: 15px 40px;
                font-size: 1.2rem;
            }
        }