:root{
  --purple:#845EF7;
  --purple-light:#8C6DFF;
  --blue:#3475DE;
  --dark:#110B22;
  --dark2:#3C294B;
  --text:#2b2b2b;
  --muted:#8a8a8a;
  --line:#ececec;
  --bg:#f4f4f7;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;width:100%;height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue",Helvetica,Segoe UI,Arial,Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--text);
}
a{text-decoration:none;color:inherit}

/* 移动端容器 */
#app{max-width:480px;width:100%;min-height:100%;margin:0 auto;position:relative;
  background:#fff;box-shadow:0 0 40px rgba(0,0,0,.06)}

/* 顶部 */
.header{width:100%;height:54px;display:flex;justify-content:space-between;align-items:center;
  padding:0 15px;background:linear-gradient(90deg,#845EF7 0%,#845EF7 100%),
    linear-gradient(90deg,#110B22 0%,#3C294B 100%),
    linear-gradient(270deg,#0A257D 0%,#3475DE 100%);
  background-blend-mode:screen;position:sticky;top:0;z-index:30}
.title_info{display:flex;align-items:center;gap:8px}
.logo_mark{width:30px;height:30px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  background:#fff;color:var(--purple);font-weight:800;font-size:18px;box-shadow:0 2px 8px rgba(0,0,0,.25)}
.logos{color:#fff;font-weight:800;font-size:20px;letter-spacing:.5px}
.menu_btn{width:26px;height:26px;background:none;border:0;padding:0;display:flex;flex-direction:column;
  justify-content:space-around;cursor:pointer}
.menu_btn span{display:block;width:22px;height:2px;background:#fff;border-radius:2px}

/* 侧边菜单 */
.menu_back{position:fixed;inset:0;z-index:40;background:rgba(0,0,0,.5);opacity:0;visibility:hidden;
  transition:opacity .25s}
.menu_back.show{opacity:1;visibility:visible}
.menu{position:fixed;top:0;right:0;bottom:0;width:78%;max-width:340px;z-index:50;
  transform:translateX(100%);transition:transform .28s ease;
  background:linear-gradient(160deg,#110B22 0%,#3C294B 60%,#0A257D 100%);
  padding:70px 22px 22px;color:#fff}
.menu.show{transform:translateX(0)}
.menu .m_title{font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--purple-light);
  opacity:.8;margin:0 0 14px}
.menu a{display:block;padding:13px 4px;font-size:16px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.08)}
.menu a:active{opacity:.7}

/* 搜索 */
.search{width:92%;position:relative;margin:18px auto}
.search input{width:100%;height:44px;border-radius:44px;border:none;background:#ececed;
  color:#555;padding:0 20px 0 42px;font-size:14px;outline:none}
.search input::placeholder{color:#9a9a9a}
.search .icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);pointer-events:none}

/* 横幅 */
.swiper{margin:4px 15px 6px}
.swiper_img{position:relative;width:100%;height:200px;border-radius:14px;overflow:hidden;
  background:linear-gradient(135deg,#845EF7,#3475DE)}
.swiper_img img{width:100%;height:100%;object-fit:cover;display:block}
.swiper_img::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.72) 100%)}
.swiper_img .tag{position:absolute;top:12px;left:12px;z-index:2;background:var(--purple);
  color:#fff;font-size:11px;font-weight:700;letter-spacing:1px;padding:4px 10px;border-radius:20px}
.swiper .title{position:absolute;left:14px;right:14px;bottom:14px;z-index:2;color:#fff;
  font-size:18px;font-weight:700;line-height:23px;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden}

/* 版块 */
.news,.news_content{margin-top:24px;padding:0 15px}
.news_title{text-align:center;margin-bottom:16px}
.news_title .sep{color:var(--purple-light);font-weight:800;font-size:16px;margin:0 6px}
.news_label{font-size:16px;font-weight:800;color:#222;text-transform:uppercase;letter-spacing:.4px}

/* 列表型（序号） */
.news_details_content{display:flex;align-items:flex-start;justify-content:space-between;
  gap:12px;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.news_details_content:last-child{border-bottom:none}
.news_details_content .news_img{width:34%;height:78px;border-radius:10px;object-fit:cover;
  background:linear-gradient(135deg,#d7c8ff,#b9c8ff);flex-shrink:0}
.news_details_content .news_description{width:66%}
.news_details_content .news_description .num{display:inline-block;min-width:18px;margin-right:6px;
  font-style:italic;font-weight:800;font-size:16px}
.news_details_content .news_description .txt{font-size:14px;color:var(--text);line-height:21px;
  font-weight:600;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* 卡片网格型 */
.news_details{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.news_card{display:block}
.news_card .news_img{width:100%;height:108px;border-radius:12px;overflow:hidden;object-fit:cover;
  background:linear-gradient(135deg,#cdbcff,#a9c2ff);display:block}
.news_card .news_description{margin-top:8px;font-size:13.5px;font-weight:600;line-height:19px;
  color:#333;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* 图片占位（加载失败） */
.img_ph{display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;
  font-size:20px;letter-spacing:1px}

/* 底部 */
.infor-footer{margin-top:34px;padding:22px 15px 30px;border-top:1px solid #e3e3e3;text-align:center}
.infor-footer .brand{font-weight:800;color:var(--purple);font-size:17px;margin-bottom:12px}
.infor-footer .links{font-size:13px;color:#444;line-height:2}
.infor-footer .links a{color:#444}
.infor-footer .links a:hover{color:var(--purple)}
.infor-footer .copy{margin-top:14px;font-size:11px;color:#aaa}

/* 文档页（About / Privacy / Terms / Contact） */
.doc{padding:18px 18px 40px}
.doc_back{display:inline-flex;align-items:center;gap:6px;color:#fff;font-size:14px;font-weight:600}
.doc_back svg{stroke:#fff}
.doc_h1{font-size:24px;font-weight:800;color:#1c1530;margin:18px 0 4px}
.doc_sub{color:var(--purple);font-size:12px;letter-spacing:2px;text-transform:uppercase;font-weight:700;margin-bottom:4px}
.doc_p{font-size:14.5px;line-height:24px;color:#3a3a3a;margin:14px 0}
.doc_h2{font-size:17px;font-weight:700;color:#1c1530;margin:22px 0 6px}
.doc_list{padding-left:18px;margin:10px 0}
.doc_list li{font-size:14px;line-height:22px;color:#3a3a3a;margin-bottom:8px}
.doc_card{background:linear-gradient(135deg,#f3effe,#eef3ff);border:1px solid #e7defb;
  border-radius:14px;padding:16px;margin:14px 0}
.doc_card .k{font-size:12px;color:var(--purple);font-weight:700;letter-spacing:1px}
.doc_card .v{font-size:15px;color:#222;margin-top:4px;font-weight:600}
.doc_form{margin-top:16px;display:flex;flex-direction:column;gap:12px}
.doc_form input,.doc_form textarea{width:100%;border:1px solid #e2e2ea;border-radius:12px;
  padding:12px 14px;font-size:14px;font-family:inherit;outline:none;background:#fafafe}
.doc_form input:focus,.doc_form textarea:focus{border-color:var(--purple)}
.doc_form button{background:linear-gradient(90deg,#845EF7,#3475DE);color:#fff;border:0;
  border-radius:12px;padding:13px;font-size:15px;font-weight:700;cursor:pointer}
.doc_form button:active{opacity:.85}
.doc_note{font-size:12px;color:#9a9a9a;margin-top:8px}

/* 详情页 */
.title_position{width:100%;height:50px;display:flex;justify-content:space-between;align-items:center;
  box-sizing:border-box;padding:0 15px;
  background:linear-gradient(90deg,#845EF7 0%,#845EF7 100%),
    linear-gradient(90deg,#110B22 0%,#3C294B 100%),
    linear-gradient(270deg,#0A257D 0%,#3475DE 100%);
  background-blend-mode:screen;position:sticky;top:0;z-index:30}
.header_left{width:24px;display:flex;justify-content:center;align-items:center}
.main{padding-bottom:10px}
.main_title{font-size:21px;font-weight:800;color:#1c1530;line-height:27px;margin:18px 0 6px}
.main_detail{font-size:14px;font-weight:400;color:#333;line-height:22px}
.main_detail p{margin:0 0 14px}
.main_detail h3{font-size:17px;font-weight:700;color:#1c1530;margin:20px 0 8px}
.main_detail img{width:100%;height:230px;object-fit:cover;border-radius:12px;margin-bottom:6px;
  background:linear-gradient(135deg,#d7c8ff,#b9c8ff)}
._margin{padding-left:5%;padding-right:5%}
.icon_box{display:flex;justify-content:flex-end;gap:12px;margin:10px 0}
.icon_box .shadow{width:42px;height:42px;border-radius:50%;background:#f0ecfb;
  display:flex;align-items:center;justify-content:center;color:var(--purple);font-weight:800;font-size:18px}
.icon_box .shadow:active{opacity:.7}
.topic{margin:26px 15px 0}
.topic_title{font-size:15px;font-weight:700;color:#333;text-align:center;margin-bottom:14px;letter-spacing:1px}
.news_details{display:flex;justify-content:space-between;flex-wrap:wrap}
.news_details .news_div{width:48%;box-sizing:border-box;margin-bottom:14px}
.news_details .news_img{width:100%;height:109px;border-radius:10px;object-fit:cover;margin-bottom:6px;
  background:linear-gradient(135deg,#cdbcff,#a9c2ff);display:block}
.news_details .news_description div{-webkit-line-clamp:3;overflow:hidden;display:-webkit-box;
  -webkit-box-orient:vertical;line-height:18px;color:#000;font-size:12.5px;font-weight:600}