/* 全局样式 */
        body {
            font-family: 'Arial', sans-serif;
            text-align: center;
            margin: 0;
            padding: 0;
            background: linear-gradient(to bottom, #f9fafc, #e3e9f0);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            overflow-x: hidden;
        }
        h1 {
            color: #333;
            margin-top: 30px;
        }

        /* 应用图标样式 */
        .app-icon img {
            width: 120px;
            height: 120px;
            border-radius: 20px;
            margin-top: 20px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.2);
        }

        /* 应用名称 */
        .app-name {
            margin-top: 10px;
            font-size: 28px;
            font-weight: bold;
            color: #2c3e50;
        }

        /* 分享码样式 */
        .share-code {
            font-size: 22px;
            margin: 25px 0;
            color: #555;
        }
        .share-code strong {
            color: #0078D7;
        }

        /* 下载链接样式 */
        .download-links {
            margin-top: 10px;
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: nowrap;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .download-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin: 10px;
            padding: 12px 30px;
            font-size: 18px;
            border-radius: 8px;
            text-decoration: none;
            color: #fff;
            transition: background-color 0.3s ease, transform 0.2s ease;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
            white-space: nowrap;
            text-align: center;
            min-width: 180px;
            max-width: 220px;
        }
        /* Android 按钮颜色 */
        .download-links .android {
            background-color: #34A853; /* Google Play 的绿色 */
        }
        .download-links .android:hover {
            background-color: #2c8b3f;
        }

        /* iOS 按钮颜色 */
        .download-links .ios {
            background-color: #007AFF; /* App Store 的蓝色 */
        }
        .download-links .ios:hover {
            background-color: #005cbf;
        }

        /* 普通下载按钮颜色 */
        .download-links .default {
            background-color: #007BFF; /* 默认蓝色 */
        }
        .download-links .default:hover {
            background-color: #0056b3;
        }

        .download-links a img {
            width: 24px;
            height: 24px;
            margin-right: 10px;
        }

        @media (max-width: 480px) {
            .download-links {
                flex-wrap: wrap;
                gap: 10px;
            }
        }

        @media (max-width: 390px) {
            .download-links {
                flex-direction: column;
            }
        }

        /* 页脚样式 */
        .footer {
            margin-top: auto;
            padding: 15px 0;
            font-size: 14px;
            color: #777;
            background-color: #f1f1f1;
        }

        /* 大陆 | Android 链接样式 */
        .mainland-android {
            margin-top: 20px;
            font-size: 20px; /* 加大一号 */
            color: #000; /* 纯黑色 */
            text-decoration: underline; /* 添加下划线 */
            font-weight: bold; /* 加粗 */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 10px;
    padding: 12px 30px;
    font-size: 18px;
    border-radius: 8px;
    text-decoration: none;
    color: #333;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    white-space: nowrap;
    text-align: center;
    min-width: 180px;
    max-width: 220px;
    background-color: #fff;
border: 2px solid #c9c0c0;
        }
        .mainland-android:hover {
            text-decoration: underline;
        }
/* 全屏透明遮罩 */
#overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.9); /* 透明度 */
    display: none; /* 初始隐藏 */
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

/* 提示信息样式 */
.message {
    text-align: center;
    color: white;
    font-size: 18px;
    line-height: 1.5;
}

.warning-image {
    max-width: 390px;
    margin-bottom: 10px;
}