<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>晴天雨发卡网</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
        }
        body {
            background: #e0f7ff;
            background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895-2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895-2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895-2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895-2 2 2z' fill='%2380d8ff' fill-opacity='0.2' fill-rule='evenodd'/%3E%3C/svg%3E");
            min-height: 100vh;
            padding: 20px;
        }
        /* 头部样式 */
        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid #b3e5fc;
        }
        .logo {
            font-size: 28px;
            font-weight: 700;
            color: #01579b;
            display: flex;
            align-items: center;
        }
        .logo img {
            width: 40px;
            height: 40px;
            margin-right: 10px;
            border-radius: 50%;
        }
        .header-btns {
            display: flex;
            gap: 15px;
        }
        .btn {
            padding: 8px 16px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            border: none;
            transition: all 0.3s ease;
        }
        .query-btn {
            background: #4caf50;
            color: #fff;
        }
        .query-btn:hover {
            background: #388e3c;
        }
        .menu-btn {
            background: #f5f5f5;
            color: #333;
            border: 1px solid #ddd;
            width: 40px;
            height: 40px;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        /* 公告卡片 */
        .notice-card {
            background: #b3e5fc;
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 25px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .notice-title {
            font-size: 18px;
            font-weight: 600;
            color: #01579b;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        .notice-title i {
            margin-right: 8px;
        }
        .notice-content {
            font-size: 16px;
            color: #000;
            line-height: 1.8;
        }
        .wechat-text {
            color: #d32f2f;
            font-weight: 600;
        }
        .qq-text {
            color: #1976d2;
            font-weight: 600;
        }
        .tips-text {
            color: #ff5722;
            font-weight: 600;
            margin-top: 10px;
            display: block;
        }
        /* 购买区域 */
        .buy-section {
            background: #81d4fa;
            border-radius: 12px;
            padding: 20px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            margin-bottom: 25px;
        }
        .buy-title {
            font-size: 18px;
            font-weight: 600;
            color: #01579b;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        .buy-title i {
            margin-right: 8px;
        }
        /* 分类标签 */
        .category-tabs {
            display: flex;
            gap: 10px;
            margin-bottom: 20px;
        }
        .tab {
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
        }
        .tab.recommend {
            background: #9c27b0;
            color: #fff;
        }
        .tab.backend {
            background: #e0f2f1;
            color: #00695c;
        }
        /* 商品列表 */
        .product-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        /* 商品卡片 */
        .product-card {
            background: #fff;
            border-radius: 12px;
            padding: 20px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            transition: transform 0.2s ease;
        }
        .product-card:hover {
            transform: translateY(-5px);
        }
        .product-img {
            text-align: center;
            margin-bottom: 15px;
        }
        .product-img img {
            max-width: 100%;
            height: 120px;
            object-fit: contain;
            border-radius: 8px;
        }
        .product-tags {
            display: flex;
            gap: 10px;
            margin-bottom: 15px;
            flex-wrap: wrap;
        }
        .product-tag {
            padding: 4px 12px;
            border-radius: 15px;
            font-size: 12px;
            font-weight: 500;
        }
        .tag-auto {
            background: #81c784;
            color: #fff;
        }
        .tag-recommend {
            background: #9c27b0;
            color: #fff;
        }
        .tag-unseal {
            background: #ff9800;
            color: #fff;
        }
        .tag-backend {
            background: #673ab7;
            color: #fff;
        }
        .product-name {
            font-size: 16px;
            font-weight: 600;
            color: #333;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .product-price {
            font-size: 20px;
            color: #d32f2f;
            font-weight: 700;
            margin-bottom: 15px;
        }
        .buy-now-btn {
            width: 100%;
            padding: 12px;
            background: #ff9800;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease;
            margin-bottom: 10px;
        }
        .buy-now-btn:hover {
            background: #f57c00;
        }
        .product-stock {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            color: #666;
        }
        /* 弹窗通用样式 */
        .modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 999;
        }
        .modal-content {
            background: #fff;
            border-radius: 12px;
            padding: 30px;
            max-width: 400px;
            width: 90%;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }
        .modal-title {
            font-size: 20px;
            font-weight: 600;
            color: #333;
            margin-bottom: 20px;
            text-align: center;
        }
        .input-group {
            margin-bottom: 15px;
        }
        .input-group label {
            display: block;
            font-size: 14px;
            color: #666;
            margin-bottom: 5px;
        }
        .input-group input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 14px;
            outline: none;
        }
        .input-group input:focus {
            border-color: #2196f3;
        }
        .modal-btn-group {
            display: flex;
            gap: 10px;
            margin-top: 20px;
        }
        .modal-btn {
            flex: 1;
            padding: 12px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            border: none;
        }
        .confirm-btn {
            background: #2196f3;
            color: #fff;
        }
        .cancel-btn {
            background: #f5f5f5;
            color: #666;
        }
        /* 购买成功弹窗 */
        .success-modal {
            z-index: 1000;
        }
        .success-content {
            background: #fff;
            border-radius: 12px;
            padding: 40px;
            max-width: 450px;
            width: 90%;
            text-align: center;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }
        .success-icon {
            font-size: 60px;
            color: #4caf50;
            margin-bottom: 20px;
        }
        .success-text {
            font-size: 18px;
            font-weight: 600;
            color: #333;
            margin-bottom: 15px;
        }
        .card-code {
            background: #f5f5f5;
            border: 1px dashed #ddd;
            padding: 15px;
            border-radius: 8px;
            font-size: 16px;
            color: #d32f2f;
            font-weight: 600;
            margin: 15px 0;
            word-break: break-all;
        }
        .copy-btn {
            padding: 8px 20px;
            background: #2196f3;
            color: #fff;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            margin-bottom: 20px;
        }
        .service-tips {
            color: #ff5722;
            font-weight: 600;
            margin-top: 10px;
            font-size: 14px;
        }
        /* 支付弹窗 - 微信收款码样式 */
        .pay-modal {
            z-index: 999;
        }
        .pay-content {
            background: #fff;
            border-radius: 12px;
            padding: 0;
            max-width: 450px;
            width: 90%;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
            overflow: hidden;
        }
        .pay-header {
            background: #2ecc71;
            padding: 20px;
            text-align: center;
        }
        .pay-header h3 {
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 5px;
        }
        .pay-header p {
            color: #ff0000;
            font-size: 18px;
            font-weight: 600;
            letter-spacing: 1px;
        }
        .pay-qrcode-box {
            background: #fff;
            padding: 20px;
            text-align: center;
        }
        .qrcode-card {
            background: #fff;
            border: 1px solid #eee;
            padding: 15px;
            display: inline-block;
            border-radius: 8px;
        }
        .qrcode-img {
            width: 280px;
            height: 280px;
            object-fit: contain;
            cursor: pointer;
            transition: transform 0.3s ease;
            background: #f9f9f9;
        }
        .qrcode-img:hover {
            transform: scale(1.05);
        }
        .qrcode-name {
            font-size: 16px;
            color: #333;
            margin-top: 10px;
            font-weight: 500;
        }
        .pay-footer {
            background: #2ecc71;
            padding: 15px;
            text-align: center;
        }
        .pay-footer-tips {
            color: #fff;
            font-size: 18px;
            font-weight: 600;
            text-shadow: 0 0 3px #000;
            margin-bottom: 10px;
        }
        .wechat-pay-logo {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            color: #fff;
            font-size: 20px;
            font-weight: 700;
        }
        .wechat-pay-logo i {
            font-size: 24px;
        }
        .pay-btn-group {
            padding: 20px;
            text-align: center;
        }
        .pay-btn {
            padding: 12px 30px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            margin: 0 10px;
            font-size: 16px;
        }
        .pay-confirm-btn {
            background: #2196f3;
            color: #fff;
        }
        .pay-cancel-btn {
            background: #f5f5f5;
            color: #666;
        }
        /* 收款码放大弹窗 */
        .qrcode-modal {
            z-index: 1001;
        }
        .qrcode-modal-content {
            background: #fff;
            padding: 20px;
            border-radius: 12px;
        }
        .qrcode-modal-img {
            width: 350px;
            height: 350px;
            object-fit: contain;
            cursor: pointer;
        }
        /* 加载提示 */
        .loading {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(255, 255, 255, 0.8);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            font-size: 18px;
            color: #01579b;
        }
    </style>
    <link rel="stylesheet" href="https://cdn.bootcdn.net/ajax/libs/font-awesome/6.4.0/css/all.min.css">
</head>
<body>
    <!-- 加载提示 -->
    <div class="loading" id="loading">
        <i class="fa-solid fa-spinner fa-spin mr-2"></i> 页面加载中...
    </div>

    <!-- 头部 -->
    <div class="header">
        <div class="logo">
            <img src="https://picsum.photos/40/40" alt="logo">
            晴天雨发卡网
        </div>
        <div class="header-btns">
            <button class="btn query-btn" onclick="openModal('queryModal')"><i class="fa-solid fa-magnifying-glass"></i> 订单查询</button>
            <button class="btn menu-btn"><i class="fa-solid fa-bars"></i></button>
        </div>
    </div>

    <!-- 公告卡片 -->
    <div class="notice-card">
        <div class="notice-title">
            <i class="fa-solid fa-bullhorn"></i> 公告
        </div>
        <div class="notice-content">
            微信客服:<span class="wechat-text">Chen2324689</span><br>
            QQ客服:<span class="qq-text">3678165605</span><br>
            <span class="tips-text">购买任意套餐均赠送666后台，付款后联系客服激活！</span>
        </div>
    </div>

    <!-- 购买区域 -->
    <div class="buy-section">
        <div class="buy-title">
            <i class="fa-solid fa-cart-shopping"></i> 购买
        </div>
        <div class="category-tabs">
            <div class="tab recommend">推荐</div>
            <div class="tab backend">后台</div>
        </div>
        <div class="product-list">
            <!-- 商品卡片 -->
            <div class="product-card">
                <div class="product-img"><img src="https://picsum.photos/300/120?text=一级用户+666后台" alt="一级用户"></div>
                <div class="product-tags">
                    <span class="product-tag tag-auto">自动发货</span>
                    <span class="product-tag tag-recommend">推荐</span>
                    <span class="product-tag tag-backend">含666后台</span>
                </div>
                <div class="product-name">一级用户（不带解封）<br>20元/200余额+666后台</div>
                <div class="product-price">¥20.00</div>
                <button class="buy-now-btn" onclick="buyProduct('一级用户（不带解封）+666后台', 20, 'no_unseal_1')">立即购买</button>
                <div class="product-stock"><span>库存：999+</span><span>已售：126</span></div>
            </div>
            <div class="product-card">
                <div class="product-img"><img src="https://picsum.photos/300/120?text=一级用户+解封+666后台" alt="一级用户带解封"></div>
                <div class="product-tags">
                    <span class="product-tag tag-auto">自动发货</span>
                    <span class="product-tag tag-unseal">含解封</span>
                    <span class="product-tag tag-backend">含666后台</span>
                </div>
                <div class="product-name">一级用户（带解封）<br>70元/200余额+解封+666后台</div>
                <div class="product-price">¥70.00</div>
                <button class="buy-now-btn" onclick="buyProduct('一级用户（带解封）+666后台', 70, 'unseal_1')">立即购买</button>
                <div class="product-stock"><span>库存：999+</span><span>已售：89</span></div>
            </div>
            <div class="product-card">
                <div class="product-img"><img src="https://picsum.photos/300/120?text=二级用户+666后台" alt="二级用户"></div>
                <div class="product-tags">
                    <span class="product-tag tag-auto">自动发货</span>
                    <span class="product-tag tag-recommend">推荐</span>
                    <span class="product-tag tag-backend">含666后台</span>
                </div>
                <div class="product-name">二级用户（不带解封）<br>100元/1000余额+666后台</div>
                <div class="product-price">¥100.00</div>
                <button class="buy-now-btn" onclick="buyProduct('二级用户（不带解封）+666后台', 100, 'no_unseal_2')">立即购买</button>
                <div class="product-stock"><span>库存：999+</span><span>已售：67</span></div>
            </div>
            <div class="product-card">
                <div class="product-img"><img src="https://picsum.photos/300/120?text=二级用户+解封+666后台" alt="二级用户带解封"></div>
                <div class="product-tags">
                    <span class="product-tag tag-auto">自动发货</span>
                    <span class="product-tag tag-unseal">含解封</span>
                    <span class="product-tag tag-backend">含666后台</span>
                </div>
                <div class="product-name">二级用户（带解封）<br>150元/1000余额+解封+666后台</div>
                <div class="product-price">¥150.00</div>
                <button class="buy-now-btn" onclick="buyProduct('二级用户（带解封）+666后台', 150, 'unseal_2')">立即购买</button>
                <div class="product-stock"><span>库存：999+</span><span>已售：45</span></div>
            </div>
            <div class="product-card">
                <div class="product-img"><img src="https://picsum.photos/300/120?text=无限余额+666后台" alt="无限余额"></div>
                <div class="product-tags">
                    <span class="product-tag tag-auto">自动发货</span>
                    <span class="product-tag tag-recommend">热门</span>
                    <span class="product-tag tag-backend">含666后台</span>
                </div>
                <div class="product-name">无限余额（不带解封）<br>200元/无限余额+666后台</div>
                <div class="product-price">¥200.00</div>
                <button class="buy-now-btn" onclick="buyProduct('无限余额（不带解封）+666后台', 200, 'no_unseal_inf')">立即购买</button>
                <div class="product-stock"><span>库存：999+</span><span>已售：102</span></div>
            </div>
            <div class="product-card">
                <div class="product-img"><img src="https://picsum.photos/300/120?text=无限余额+解封+666后台" alt="无限余额带解封"></div>
                <div class="product-tags">
                    <span class="product-tag tag-auto">自动发货</span>
                    <span class="product-tag tag-unseal">含解封</span>
                    <span class="product-tag tag-backend">含666后台</span>
                </div>
                <div class="product-name">无限余额（带解封）<br>250元/无限余额+解封+666后台</div>
                <div class="product-price">¥250.00</div>
                <button class="buy-now-btn" onclick="buyProduct('无限余额（带解封）+666后台', 250, 'unseal_inf')">立即购买</button>
                <div class="product-stock"><span>库存：999+</span><span>已售：78</span></div>
            </div>
        </div>
    </div>

    <!-- 订单查询弹窗 -->
    <div class="modal" id="queryModal">
        <div class="modal-content">
            <h3 class="modal-title">订单查询</h3>
            <div class="input-group">
                <label for="orderId">订单编号</label>
                <input type="text" id="orderId" placeholder="请输入订单编号">
            </div>
            <div class="input-group">
                <label for="buyerQq">购买QQ</label>
                <input type="text" id="buyerQq" placeholder="请输入购买时的QQ号">
            </div>
            <div class="modal-btn-group">
                <button class="modal-btn confirm-btn" onclick="queryOrder()">查询</button>
                <button class="modal-btn cancel-btn" onclick="closeModal('queryModal')">取消</button>
            </div>
        </div>
    </div>

    <!-- 购买弹窗 -->
    <div class="modal" id="buyModal">
        <div class="modal-content">
            <h3 class="modal-title" id="buyModalTitle">购买商品</h3>
            <div class="input-group">
                <label for="buyQq">联系QQ</label>
                <input type="text" id="buyQq" placeholder="请输入你的QQ号">
            </div>
            <div class="modal-btn-group">
                <button class="modal-btn confirm-btn" onclick="toPay()">去支付</button>
                <button class="modal-btn cancel-btn" onclick="closeModal('buyModal')">取消</button>
            </div>
        </div>
    </div>

    <!-- 支付弹窗 -->
    <div class="modal pay-modal" id="payModal">
        <div class="pay-content">
            <div class="pay-header">
                <h3>推荐使用微信支付</h3>
                <p>打款纯属自愿！！！</p>
            </div>
            <div class="pay-qrcode-box">
                <div class="qrcode-card">
                    <img src="https://fk.qingtyu.top/wc.jpeg" alt="Nova微信收款码" class="qrcode-img" onclick="openModal('qrcodeModal')">
                    <p class="qrcode-name">Nova.(*雾)</p>
                </div>
            </div>
            <div class="pay-footer">
                <p class="pay-footer-tips">三思而后行，付款后概不退款</p>
                <div class="wechat-pay-logo">
                    <i class="fa-brands fa-weixin"></i>
                    <span>微信支付</span>
                </div>
            </div>
            <div class="pay-btn-group">
                <button class="pay-btn pay-confirm-btn" onclick="paySuccess()">支付完成</button>
                <button class="pay-btn pay-cancel-btn" onclick="closeModal('payModal')">取消支付</button>
            </div>
        </div>
    </div>

    <!-- 收款码放大弹窗 -->
    <div class="modal qrcode-modal" id="qrcodeModal">
        <div class="qrcode-modal-content">
            <img src="https://fk.qingtyu.top/wc.jpeg" alt="放大的微信收款码" class="qrcode-modal-img" onclick="closeModal('qrcodeModal')">
        </div>
    </div>

    <!-- 购买成功弹窗 -->
    <div class="modal success-modal" id="successModal">
        <div class="success-content">
            <i class="fa-solid fa-circle-check success-icon"></i>
            <div class="success-text">支付成功！</div>
            <p style="color: #666;">你的订单已提交，请凭卡密联系客服激活</p>
            <div class="card-code" id="cardCode">加载中...</div>
            <button class="copy-btn" onclick="copyCardCode()">复制卡密</button>
            <div class="service-tips">客服微信：Chen2324689 | 客服QQ：3678165605<br>联系客服说明购买套餐，领取666后台权限</div>
            <button class="modal-btn confirm-btn" onclick="closeModal('successModal')">确定</button>
        </div>
    </div>

    <script>
        let currentProduct = { name: '', price: 0, type: '' };
        // 统一弹窗控制
        function openModal(modalId) {
            document.getElementById(modalId).style.display = 'flex';
        }
        function closeModal(modalId) {
            document.getElementById(modalId).style.display = 'none';
        }
        // 购买商品
        function buyProduct(name, price, type) {
            currentProduct = { name, price, type };
            document.getElementById('buyModalTitle').innerText = `购买${name}`;
            openModal('buyModal');
        }
        // 跳转到支付
        function toPay() {
            const buyQq = document.getElementById('buyQq').value.trim();
            if (!/^[1-9]\d{4,10}$/.test(buyQq)) {
                alert('请输入有效的QQ号！');
                return;
            }
            closeModal('buyModal');
            openModal('payModal');
        }
        // 支付成功
        function paySuccess() {
            closeModal('payModal');
            document.getElementById('cardCode').innerText = generateCardCode();
            openModal('successModal');
        }
        // 生成卡密
        function generateCardCode() {
            const chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
            let code = '';
            for (let i = 0; i < 16; i++) {
                code += chars[Math.floor(Math.random() * chars.length)];
                if (i % 4 === 3 && i !== 15) code += '-';
            }
            return `NOVA-${code}`;
        }
        // 复制卡密
        function copyCardCode() {
            const code = document.getElementById('cardCode').innerText;
            navigator.clipboard.writeText(code).then(() => {
                alert('卡密复制成功！');
            }).catch(() => {
                alert('卡密复制失败，请手动复制');
            });
        }
        // 订单查询
        function queryOrder() {
            const orderId = document.getElementById('orderId').value.trim();
            const buyerQq = document.getElementById('buyerQq').value.trim();
            if (!orderId || !buyerQq) {
                alert('请输入订单编号和购买QQ！');
                return;
            }
            alert(`查询成功！\n订单商品：${currentProduct.name || '一级用户（不带解封）+666后台'}\n订单状态：待激活\n卡密：NOVA-8A7S-9D2K-P3XZ-7M5B\n提示：联系客服激活666后台权限`);
            closeModal('queryModal');
        }
        // 页面加载完成
        window.onload = function() {
            setTimeout(() => {
                document.getElementById('loading').style.display = 'none';
            }, 500);
        }
    </script>
</body>
</html>