/* ===== 信息导航型内容站主题 style.css ===== */
:root{
  --primary:#1890ff;
  --primary-dark:#096dd9;
  --primary-grad:linear-gradient(135deg,#36cfc9 0%,#1890ff 100%);
  --accent:#52c41a;
  --bg:#f0f2f5;
  --card:#ffffff;
  --text:#333;
  --text-sub:#666;
  --text-light:#999;
  --border:#e8e8e8;
  --radius:8px;
  --shadow:0 2px 12px rgba(0,0,0,.06);
  --shadow-hover:0 6px 20px rgba(24,144,255,.15);
  --container:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{overflow-x:hidden}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);font-size:14px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--primary)}
img{max-width:100%;height:auto;vertical-align:middle}
ul,ol{list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 15px;overflow-x:hidden}
.clearfix::after{content:"";display:block;clear:both}
.hide{display:none!important}

/* 通用文本截断 */
.line-1{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.line-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== 顶部提示条 ===== */
.topbar{background:linear-gradient(135deg,#fffbe6,#fff7e6);border-bottom:1px solid #ffe58f;color:#8c6e1a;font-size:13px;line-height:1.5}
.topbar .container{display:flex;align-items:center;height:40px;gap:8px}
.topbar-icon{font-size:16px;flex-shrink:0}
.topbar-text{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-close{background:none;border:0;font-size:20px;color:#8c6e1a;cursor:pointer;flex-shrink:0;padding:0 4px;line-height:1}
.topbar-close:hover{color:#d4380d}

/* ===== 头部 ===== */
.header{background:var(--card);box-shadow:0 1px 6px rgba(0,0,0,.05);position:sticky;top:0;z-index:900}
.header .container{display:flex;align-items:center;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:8px;flex-shrink:1;min-width:0;font-size:22px;font-weight:700;color:var(--primary);max-width:280px}
.logo-img{height:40px;width:auto;max-width:100%;object-fit:contain;flex-shrink:0}
.logo-text{background:var(--primary-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* PC导航 */
.nav{flex:1;display:flex;align-items:center;gap:2px;height:100%;min-width:0;overflow:hidden}
.nav a{padding:0 14px;height:100%;display:inline-flex;align-items:center;font-size:15px;color:var(--text);position:relative;white-space:nowrap}
.nav a.active,.nav a:hover{color:var(--primary);font-weight:600}
.nav a.active::after{content:"";position:absolute;bottom:10px;left:14px;right:14px;height:3px;border-radius:3px;background:var(--primary-grad)}

/* 搜索框 */
.search-box{flex-shrink:0;display:flex;align-items:center;background:var(--bg);border-radius:20px;padding:2px;width:200px}
.search-box input{flex:1;border:0;background:transparent;outline:none;padding:0 14px;height:34px;font-size:14px;color:var(--text);min-width:0}
.search-box button{border:0;cursor:pointer;background:var(--primary-grad);color:#fff;height:34px;padding:0 16px;border-radius:20px;font-size:14px}
.search-box button:hover{opacity:.9}

/* 移动端菜单按钮 */
.menu-toggle{display:none;flex-shrink:0;width:38px;height:38px;border:0;background:transparent;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:.3s}

/* 移动端抽屉导航 */
.m-drawer{position:fixed;top:0;right:-280px;width:270px;height:100%;background:#fff;z-index:1001;box-shadow:-4px 0 24px rgba(0,0,0,.15);transition:right .3s;overflow-y:auto;padding:20px}
.m-drawer.open{right:0}
.m-drawer .m-close{text-align:right;font-size:24px;color:var(--text-light);cursor:pointer;margin-bottom:10px}
.m-drawer .m-search{display:flex;background:var(--bg);border-radius:20px;padding:2px;margin-bottom:16px}
.m-drawer .m-search input{flex:1;border:0;background:transparent;outline:none;padding:0 14px;height:36px;min-width:0}
.m-drawer .m-search button{border:0;background:var(--primary-grad);color:#fff;padding:0 16px;border-radius:20px;cursor:pointer}
.m-drawer .m-nav a{display:block;padding:13px 8px;border-bottom:1px solid var(--border);font-size:15px}
.m-drawer .m-nav a.active{color:var(--primary);font-weight:600}
.mask{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:1000;opacity:0;visibility:hidden;transition:.3s}
.mask.open{opacity:1;visibility:visible}

/* ===== 主体布局 ===== */
.main{padding:20px 0 40px}
.layout{display:flex;gap:20px;align-items:flex-start;overflow-x:hidden}
.content{flex:1;min-width:0;overflow:hidden;max-width:100%}
.sidebar{width:300px;flex-shrink:0}

/* 卡片盒子/区块标题 */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px;overflow:hidden}
.card-hd{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border)}
.card-hd h2,.card-hd h3{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px}
.card-hd h2::before,.card-hd h3::before{content:"";width:4px;height:16px;border-radius:3px;background:var(--primary-grad)}
.card-bd{padding:18px}

/* ===== 文章列表模块 ===== */
.article-list{}
.article-item{display:flex;align-items:flex-start;gap:10px;padding:14px 0;border-bottom:1px solid var(--border);transition:background .2s}
.article-item:last-child{border-bottom:0}
.article-item:hover{background:#f6fbff}
.article-item:hover .article-title a{color:var(--primary)}
.article-index{width:24px;height:24px;flex-shrink:0;border-radius:6px;background:var(--bg);color:var(--text-light);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;line-height:1;margin-top:2px}
.article-item:nth-child(1) .article-index,
.article-item:nth-child(2) .article-index,
.article-item:nth-child(3) .article-index{background:var(--primary-grad);color:#fff}
.article-info{flex:1;min-width:0}
.article-title{font-size:15px;font-weight:600;margin-bottom:5px;line-height:1.5}
.article-title a{transition:color .2s}
.article-summary{font-size:13px;color:var(--text-sub);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px}
.article-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-light);flex-wrap:wrap}
.article-meta .meta-cate{color:var(--primary);background:#e6f7ff;padding:2px 8px;border-radius:10px;font-size:11px}
.article-meta .meta-date{display:inline-flex;align-items:center;gap:3px}

/* ===== 顶部通栏：幻灯片+快捷入口 ===== */
.hero-section{display:flex;gap:20px;margin-bottom:20px;align-items:stretch}
.slider-wrap{flex:1;position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:280px;background:#222}
.slider{width:100%;height:100%;position:relative;min-height:280px}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .5s;overflow:hidden}
.slide.active{opacity:1;z-index:1}
.slide img{width:100%;height:100%;object-fit:cover;display:block}
.slide-overlay{position:absolute;left:0;right:0;bottom:0;padding:28px 24px 20px;background:linear-gradient(transparent,rgba(0,0,0,.75));color:#fff}
.slide-overlay h3{font-size:18px;font-weight:700;margin-bottom:6px;line-height:1.4;text-shadow:0 2px 6px rgba(0,0,0,.4)}
.slide-overlay p{font-size:13px;opacity:.9;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.slider-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:38px;height:38px;border-radius:50%;background:rgba(0,0,0,.35);color:#fff;border:0;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;transition:background .2s}
.slider-btn:hover{background:rgba(0,0,0,.6)}
.slider-btn.prev{left:12px}
.slider-btn.next{right:12px}
.slider-dots{position:absolute;bottom:10px;left:50%;transform:translateX(-50%);z-index:3;display:flex;gap:6px}
.slider-dots span{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer;transition:all .2s}
.slider-dots span.active{background:#fff;width:24px;border-radius:4px}
.quick-entry{width:280px;flex-shrink:0;display:flex;flex-direction:column;gap:10px}
.quick-card{display:flex;flex-direction:column;justify-content:center;flex:1;padding:14px 16px;border-radius:var(--radius);background:var(--card);box-shadow:var(--shadow);transition:all .25s;border-left:4px solid var(--primary);position:relative;overflow:hidden}
.quick-card:hover{transform:translateX(4px);box-shadow:var(--shadow-hover)}
.quick-card::after{content:"→";position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:18px;color:var(--text-light);transition:color .2s}
.quick-card:hover::after{color:var(--primary)}
.quick-icon{font-size:15px;font-weight:700;color:var(--text);margin-bottom:4px}
.quick-label{font-size:12px;color:var(--text-sub)}

/* ===== 热门APP卡片 ===== */
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.app-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:14px 10px;border-radius:var(--radius);background:linear-gradient(180deg,#f0f9ff,#fff);border:1px solid #e6f7ff;transition:all .25s;min-width:0}
.app-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary)}
.app-icon{width:48px;height:48px;border-radius:12px;overflow:hidden;margin-bottom:8px;display:flex;align-items:center;justify-content:center;background:#f0f9ff;flex-shrink:0}
.app-icon img{width:100%;height:100%;object-fit:cover}
.app-name{font-size:13px;font-weight:700;color:var(--text);margin-bottom:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.app-tag{font-size:11px;color:var(--text-sub);margin-bottom:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.app-btn{display:inline-block;padding:4px 14px;border-radius:14px;background:var(--primary-grad);color:#fff;font-size:11px;font-weight:600;transition:opacity .2s}
.app-card:hover .app-btn{opacity:.9}

/* 更多链接 */
.card-hd .more{font-size:13px;color:var(--text-light);font-weight:400}
.card-hd .more:hover{color:var(--primary)}

/* ===== 侧边栏 ===== */
.side-cate{display:flex;flex-wrap:wrap;gap:8px}
.side-cate a{padding:6px 14px;background:var(--bg);border-radius:16px;font-size:13px;transition:all .2s}
.side-cate a:hover{background:var(--primary-grad);color:#fff}

.side-rank{}
.side-rank li{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px dashed var(--border)}
.side-rank li:last-child{border-bottom:0}
.side-rank .rank-num{width:22px;height:22px;flex-shrink:0;border-radius:6px;background:var(--bg);color:var(--text-light);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
.side-rank li:nth-child(1) .rank-num,
.side-rank li:nth-child(2) .rank-num,
.side-rank li:nth-child(3) .rank-num{background:var(--primary-grad);color:#fff}
.side-rank .rank-title{flex:1;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.side-rank .rank-title:hover{color:var(--primary)}

.tagcloud{display:flex;flex-wrap:wrap;gap:8px}
.tagcloud a{padding:5px 12px;background:var(--bg);border-radius:16px;font-size:13px;color:var(--text-sub)}
.tagcloud a:hover{background:var(--primary-grad);color:#fff}

/* ===== 文章详情 ===== */
.breadcrumb{font-size:13px;color:var(--text-light);padding:0 0 12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.breadcrumb a{color:var(--text-light)}
.breadcrumb a:hover{color:var(--primary)}
.article{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;overflow:hidden;max-width:100%}
.article h1{font-size:20px;font-weight:700;line-height:1.5;margin-bottom:12px;word-break:break-all}
.article .art-meta{font-size:13px;color:var(--text-light);display:flex;gap:12px;flex-wrap:wrap;padding-bottom:14px;border-bottom:1px solid var(--border);margin-bottom:18px}
.article-body{font-size:15px;line-height:1.9;color:#333;word-break:break-all;overflow-wrap:anywhere;overflow-x:hidden;max-width:100%}
.article-body *{max-width:100%!important;box-sizing:border-box!important}
.article-body p{margin:0 0 16px;word-break:break-all;overflow-wrap:anywhere}
.article-body img{max-width:100%!important;height:auto!important;border-radius:8px;margin:10px 0;display:block}
.article-body h2,.article-body h3{margin:22px 0 12px;font-weight:700;word-break:break-all}
.article-body a{color:var(--primary);word-break:break-all}
.article-body div,.article-body section,.article-body blockquote,.article-body figure,.article-body span{max-width:100%!important;width:auto!important;word-break:break-all;overflow-wrap:anywhere}
.article-body iframe,.article-body video,.article-body embed{max-width:100%!important;width:100%!important;height:auto}
.article-body table{width:100%!important;max-width:100%!important;table-layout:fixed;border-collapse:collapse;display:block;overflow-x:auto}
.article-body td,.article-body th{word-break:break-all;overflow-wrap:anywhere}
.article-body pre{background:#f6f8fa;padding:14px;border-radius:8px;overflow-x:auto;white-space:pre-wrap;word-wrap:break-word;max-width:100%!important}
.article-body ul,.article-body ol{padding-left:20px;max-width:100%!important}
.article-body li{word-break:break-all;overflow-wrap:anywhere}

.prevnext{display:flex;justify-content:space-between;gap:16px;margin-top:24px;font-size:14px}
.prevnext a{flex:1;background:var(--bg);border-radius:8px;padding:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.prevnext a.next{text-align:right}
.prevnext a:hover{background:#e6f7ff;color:var(--primary)}

/* 相关阅读 */
.relate .card-bd{padding:8px 18px 18px}
.relate-item{display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px dashed var(--border)}
.relate-item:last-child{border-bottom:0}
.relate-item .relate-title{flex:1;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.relate-item:hover .relate-title{color:var(--primary)}

/* ===== 页面标题横幅 ===== */
.page-banner{background:var(--primary-grad);color:#fff;border-radius:var(--radius);padding:24px;margin-bottom:20px}
.page-banner h1{font-size:22px;font-weight:700;margin-bottom:8px}
.page-banner .st{font-size:14px;opacity:.9}

/* ===== 分页 ===== */
.pagination{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;padding:24px 0 6px}
.pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 12px;border-radius:6px;font-size:14px;background:var(--card);border:1px solid var(--border);color:var(--text)}
.pagination a:hover{background:var(--primary-grad);color:#fff;border-color:transparent}
.pagination span.current,.pagination b{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 12px;border-radius:6px;background:var(--primary-grad);color:#fff;border:1px solid transparent;font-weight:600}

/* ===== 空状态 ===== */
.empty{text-align:center;padding:60px 20px;color:var(--text-light)}
.empty .ico{font-size:48px;margin-bottom:12px}

/* ===== 底部 ===== */
.footer{background:#1a1d24;color:#aab0bb;margin-top:20px;padding:32px 0 24px;font-size:13px}
.footer a{color:#aab0bb}
.footer a:hover{color:#fff}
/* 友情链接 */
.friendlink{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 24px;margin-bottom:24px}
.friendlink .fl-hd{font-size:15px;color:var(--text);font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.friendlink .fl-hd::before{content:"";width:4px;height:16px;border-radius:3px;background:var(--primary-grad)}
.friendlink .fl-list{display:flex;flex-wrap:wrap;gap:8px 16px}
.friendlink .fl-list a{display:inline-block;padding:4px 12px;background:var(--bg);border-radius:6px;font-size:13px;color:var(--text-sub);transition:all .2s}
.friendlink .fl-list a:hover{background:var(--primary-grad);color:#fff}
.foot-nav{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:center;margin-bottom:14px}
.foot-desc{text-align:center;line-height:1.9;opacity:.8}
.foot-desc .cr{margin-top:8px;opacity:.7}
.foot-desc a:hover{color:#fff}

/* 返回顶部 */
.to-top{position:fixed;right:20px;bottom:30px;width:44px;height:44px;border-radius:10px;background:var(--primary-grad);color:#fff;display:none;align-items:center;justify-content:center;cursor:pointer;z-index:800;box-shadow:0 4px 16px rgba(24,144,255,.3);font-size:20px}
.to-top.show{display:flex}

/* ===== 响应式 ===== */
@media(max-width:992px){
  .sidebar{width:260px}
  .app-grid{grid-template-columns:repeat(3,1fr)}
  .quick-entry{width:220px}
  .quick-card{padding:10px 14px}
  .logo{max-width:200px;font-size:19px}
  .logo-img{height:36px}
  .search-box{width:160px}
  .nav a{padding:0 10px;font-size:14px}
}
@media(max-width:768px){
  .nav,.search-box{display:none}
  .menu-toggle{display:flex}
  .header .container{height:56px;gap:12px;overflow:visible}
  .logo{max-width:calc(100% - 50px);font-size:17px}
  .logo-img{height:34px}
  .layout{flex-direction:column;overflow-x:hidden}
  .content{overflow:hidden;max-width:100%}
  .sidebar{width:100%}
  .hero-section{flex-direction:column}
  .slider-wrap{min-height:180px}
  .slider{min-height:180px}
  .quick-entry{width:100%;flex-direction:row;flex-wrap:wrap}
  .quick-card{flex:1 1 45%}
  .quick-card::after{display:none}
  .app-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .app-card{padding:12px 8px}
  .app-icon{width:44px;height:44px;border-radius:10px}
  .article{padding:16px;overflow:hidden;max-width:100%}
  .article h1{font-size:18px;line-height:1.5}
  .article-body{font-size:14px;line-height:1.8;overflow-x:hidden;max-width:100%}
  .card-bd{padding:14px}
  .card-hd{padding:12px 14px}
  .topbar-text{font-size:12px}
  .prevnext{flex-direction:column}
  .breadcrumb{white-space:normal;word-break:break-all}
}
@media(max-width:480px){
  .app-grid{grid-template-columns:repeat(2,1fr)!important;gap:8px}
  .quick-entry{flex-direction:column}
  .quick-card{flex:1}
  .article-title{font-size:14px}
  .article-summary{font-size:12px;-webkit-line-clamp:1}
  .slide-overlay h3{font-size:16px}
  .slide-overlay p{font-size:12px}
  .logo{max-width:calc(100% - 50px);font-size:16px}
  .article{padding:14px}
  .article h1{font-size:17px}
  .article-body{font-size:14px}
  .app-card{padding:10px 6px}
  .app-name{font-size:12px}
  .app-tag{font-size:10px;margin-bottom:6px}
  .app-btn{padding:3px 10px;font-size:10px}
}