/* dan2026 底部导航条样式 */
		a {text-decoration: none; color:#fff; }
        .bottom-nav {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 52px;
            background-color: #d31052;
            display: flex;
            justify-content: space-around;
            align-items: center;
            border-top: 2px solid #ddd;
            z-index: 1000;
        }
        .nav-item {
            text-align: center;
            font-size: 12px;
            color: #fff;
            cursor: pointer;
        }
        .nav-item img {
            width: 20px;
            height: 20px;
            display: block;
            margin: 0 auto 2px;
        }

        /* 弹出层样式 */
        .wechat-modal {
            display: none; /* 默认隐藏 */
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.6);
            z-index: 1001;
            justify-content: center;
            align-items: center;
        }
        .modal-content {
            background: #fff;
            padding: 20px;
            border-radius: 8px;
            text-align: center;
            width: 80%;
            max-width: 300px;
            position: relative;
        }
        .close-btn {
            position: absolute;
            top: 10px;
            right: 15px;
            font-size: 24px;
            cursor: pointer;
            color: #999;
        }
        .qr-img {
            width: 200px;
            height: 200px;
            margin: 10px 0;
        }
        .action-btn {
            display: block;
            width: 100%;
            padding: 10px 0;
            margin: 5px 0;
            border: none;
            border-radius: 4px;
            font-size: 16px;
            cursor: pointer;
        }
        .btn-copy { background-color: #07c160; color: #fff; }
        .btn-open { background-color: #fff; color: #07c160; border: 1px solid #07c160; }