body {
    font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    background: #f7f8fa;
    margin: 0;
    padding: 0;
    color: #222;
}
.top-bar{display:flex;align-items:center;padding:12px 10px 0 10px;background:#fff;}
.city{font-size:15px;color:#222;margin-right:8px;}
.search{flex:1;position:relative;}
.search input{width:100%;border-radius:20px;border:none;background:#f5f5f5;padding:7px 30px 7px 14px;font-size:14px;}
.search i{position:absolute;right:10px;top:50%;transform:translateY(-50%);color:#bbb;}
.icon-bell{font-size:20px;color:#888;margin-left:10px;}
.category-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px 0;padding:18px 10px 0 10px;background:#fff;}
.category-item{text-align:center;}
.category-item img{width:38px;height:38px;object-fit:contain;margin-bottom:4px;}
.category-item span{display:block;font-size:13px;color:#333;}
.banner-swiper{margin:14px 10px 0 10px;}
.banner-swiper img{width:100%;border-radius:10px;object-fit:cover;}
.tab-bar{display:flex;align-items:center;margin:18px 0 0 0;background:#fff;}
.tab-bar .tab{flex:1;text-align:center;padding:10px 0;font-size:15px;color:#888;cursor:pointer;}
.tab-bar .tab.active{color:#ff6600;font-weight:bold;border-bottom:2px solid #ff6600;}
.news-list{padding:0 0 60px 0;}
.news-item{background:#fff;margin:12px 12px 0 12px;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,0.03);overflow:hidden;display:flex;align-items:flex-start;transition:box-shadow 0.2s;}
.news-item img{width:90px;height:70px;object-fit:cover;border-radius:8px;margin:12px;background:#eee;flex-shrink:0;}
.news-item h3{font-size:16px;margin:12px 0 6px 0;font-weight:600;line-height:1.3;}
.news-item p{font-size:13px;color:#888;margin:0 0 12px 0;}
.news-item > a{display:flex;flex-direction:row;align-items:flex-start;text-decoration:none;color:inherit;width:100%;}
.news-item .info{flex:1;display:flex;flex-direction:column;justify-content:space-between;padding:8px 0 8px 0;}
.news-content {
    max-width: 600px;
    margin: 30px auto;
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    font-size: 16px;
    line-height: 1.8;
}
.vip-content {
    background: #fffbe6;
    border: 1px solid #ffe58f;
    padding: 15px;
    margin-top: 20px;
    border-radius: 6px;
}
.vip-tip {
    color: #f5222d;
    margin-top: 20px;
    font-weight: bold;
}
.bottom-nav{position:fixed;left:0;right:0;bottom:0;height:54px;background:#fff;border-top:1px solid #eee;display:flex;z-index:100;box-shadow:0 -2px 8px rgba(0,0,0,0.03);}
.bottom-nav a{flex:1;text-align:center;color:#888;font-size:13px;text-decoration:none;padding-top:6px;transition:color 0.2s;}
.bottom-nav a.active,.bottom-nav a:active{color:#ff6600;font-weight:bold;}
.bottom-nav i{display:block;font-size:22px;margin-bottom:2px;}
#backTop {
    position: fixed;
    right: 18px;
    bottom: 70px;
    width: 40px;
    height: 40px;
    background: #ff6600;
    color: #fff;
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    font-size: 22px;
    box-shadow: 0 2px 8px #ccc;
    display: none;
    z-index: 101;
}
@media (max-width: 700px) {
    .news-list { max-width: 100%; padding: 8px 0 60px 0; }
    .news-item { margin: 10px 5px 0 5px; }
    .news-item img { width: 80px; height: 60px; margin: 8px; }
    .news-item h3 { font-size: 15px; margin: 8px 0 4px 0; }
    .news-item p { font-size: 12px; margin: 0 0 8px 0; }
    .news-content { font-size: 15px; padding: 10px; }
}