*{margin:0; padding:0; box-sizing: border-box;}
img{max-width: 100%; height: auto;}
body{
    background-color:#f3f4f6;
    color:#333;
    font-family: system-ui,-apple-system,Helvetica,sans-serif;
}
.app-container{
    max-width:640px;
    margin:0 auto;
    padding:15px;
}
.main-header{
    background:#fff;
    border-radius:16px;
    padding:20px 16px;
    position:relative;
    margin-bottom:16px;
}
.update-tag{
    position:absolute;
    top:12px;
    right:16px;
    background:#e94335;
    color:#fff;
    font-size:12px;
    padding:3px 8px;
    border-radius:12px;
}
.logo-area{
    display:flex;
    align-items:center;
    gap:12px;
}
.app-logo-img{
    border-radius:12px;
}
.app-title h1{
    font-size:24px;
    font-weight:bold;
}

/* 统计栏 */
.stats-bar{
    display:flex;
    background:#fff;
    border-radius:16px;
    padding:16px 10px;
    margin-bottom:16px;
    text-align:center;
}
.stat-item{
    flex:1;
}
.stat-divider{
    width:1px;
    background:#eee;
}
.stat-num{
    font-size:20px;
    font-weight:bold;
    color:#fd5a2c;
}
.stat-label{
    font-size:13px;
    color:#666;
    margin-top:4px;
}

/*邀请码区域*/
.invite-section{
    background:#fff;
    border-radius:16px;
    padding:18px;
    margin-bottom:16px;
}
.invite-header{
    display:flex;
    align-items:center;
    gap:8px;
    margin-bottom:12px;
}
.vip-badge{
    background:#fd5a2c;
    color:#fff;
    font-size:12px;
    padding:2px 8px;
    border-radius:10px;
}
.invite-row{
    display:flex;
    align-items:center;
    gap:12px;
    flex-wrap:wrap;
}
.copy-btn{
    background:#fd5a2c;
    color:#fff;
    border:none;
    padding:6px 14px;
    border-radius:8px;
    font-size:15px;
}
.invite-tip{
    margin-top:10px;
    font-size:13px;
    color:#666;
}

/*下载按钮区域*/
.download-section{
    display:flex;
    flex-direction:column;
    gap:12px;
    margin-bottom:20px;
}
.dl-btn{
    display:flex;
    align-items:center;
    background:#fff;
    border-radius:14px;
    padding:16px;
    text-decoration:none;
    color:#333;
}
.dl-icon{
    width:36px;
    height:36px;
    margin-right:12px;
}
.dl-icon svg{
    width:100%;
    height:100%;
    fill:#fd5a2c;
}
.dl-text{
    flex:1;
}
.dl-title{
    display:block;
    font-size:17px;
    font-weight:bold;
}
.dl-desc{
    font-size:13px;
    color:#888;
}
.dl-action,.dl-arrow{
    color:#fd5a2c;
    font-weight:bold;
    font-size:16px;
}

/*seo文字区域*/
.seo-content{
    background:#fff;
    border-radius:16px;
    padding:18px;
    line-height:1.7;
    font-size:15px;
    color:#444;
    margin-bottom:20px;
}
.seo-content h2,h3{
    margin:16px 0 8px;
}
.seo-content ul{
    padding-left:20px;
}
.seo-content p{
    margin-bottom:8px;
}

/*底部*/
.main-footer{
    text-align:center;
    font-size:13px;
    color:#999;
    padding:10px 0;
}

/*微信弹窗*/
#weixin-tip{
    position: fixed;
    left:0;
    top:0;
    background: rgba(0,0,0,0.8);
    width: 100%;
    height:100%;
    z-index: 9999;
}
#weixin-tip p{
    text-align: center;
    margin-top: 10%;
    padding:0 5%;
}