/* roulang page: index */
:root{
  --brand-1:#1F5FA9;
  --brand-1-dark:#164A85;
  --ink:#10243A;
  --ink-2:#41556B;
  --bg:#F7F9FC;
  --surface:#FFFFFF;
  --line:#E3EAF3;
  --accent:#E8764A;
  --ok:#2FA79B;
  --soft-blue:#EAF2FB;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 8px 24px rgba(20,50,90,.07);
  --shadow-md:0 14px 34px rgba(20,50,90,.12);
  --bs-primary:#1F5FA9;
  --bs-primary-rgb:31,95,169;
  --bs-body-color:#41556B;
  --bs-body-bg:#F7F9FC;
  --bs-border-radius:10px;
  --bs-border-radius-lg:14px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5{color:var(--ink);font-weight:600;line-height:1.35;margin:0;}
p{margin:0 0 14px;}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-1-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand-1);outline-offset:2px;
}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(31,95,169,.16);}

/* ---------- 容器 ---------- */
.container{
  width:100%;
  max-width:1200px!important;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
@media (max-width:576px){
  .container{padding-left:20px;padding-right:20px;}
}

/* ---------- 顶部导航 ---------- */
.site-header{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 12px rgba(20,50,90,.04);
}
.dk-navbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:14px 0;
  flex-wrap:nowrap;
}
.dk-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.dk-logo-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(140deg,var(--brand-1),#2C76C4);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;
  box-shadow:0 6px 16px rgba(31,95,169,.28);
}
.dk-brand-text{
  font-size:19px;font-weight:700;letter-spacing:.5px;color:var(--ink);
}
.dk-brand-text span{color:var(--brand-1);}
.dk-menu{
  display:flex;
  align-items:center;
  gap:4px;
  flex-wrap:wrap;
}
.dk-menu a{
  display:inline-block;
  font-size:15px;
  color:var(--ink-2);
  padding:8px 14px;
  border-radius:8px;
  font-weight:500;
  transition:background .2s ease,color .2s ease;
}
.dk-menu a:hover{background:var(--soft-blue);color:var(--brand-1);}
.dk-menu a.active{color:var(--brand-1);font-weight:600;background:var(--soft-blue);}
.dk-nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.dk-nav-btn{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 18px;border-radius:10px;
  background:var(--brand-1);color:#fff;font-size:14px;font-weight:600;
  border:1px solid var(--brand-1);
  transition:background .25s ease,box-shadow .25s ease;
}
.dk-nav-btn:hover{background:var(--brand-1-dark);color:#fff;box-shadow:0 8px 20px rgba(31,95,169,.24);}
.dk-toggler{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink);
  align-items:center;justify-content:center;font-size:17px;cursor:pointer;
}
.dk-mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:var(--surface);
  padding:10px 0 18px;
}
.dk-mobile-panel.open{display:block;}
.dk-mobile-panel a{
  display:block;padding:12px 4px;font-size:16px;color:var(--ink-2);
  border-bottom:1px dashed var(--line);font-weight:500;
}
.dk-mobile-panel a.active{color:var(--brand-1);font-weight:600;}
.dk-mobile-panel a:last-child{border-bottom:none;}

/* ---------- 按钮 ---------- */
.btn-dk{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background .25s ease,color .25s ease,box-shadow .25s ease,border-color .25s ease,transform .25s ease;
}
.btn-dk-primary{background:var(--brand-1);color:#fff;border-color:var(--brand-1);}
.btn-dk-primary:hover{background:var(--brand-1-dark);color:#fff;box-shadow:0 12px 26px rgba(31,95,169,.26);}
.btn-dk-ghost{background:var(--surface);color:var(--brand-1);border-color:var(--brand-1);}
.btn-dk-ghost:hover{background:var(--soft-blue);color:var(--brand-1-dark);}
.btn-dk-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-dk-light:hover{background:rgba(255,255,255,.24);color:#fff;}
.link-dk{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-1);font-weight:600;font-size:15px;
  border-bottom:1px solid rgba(31,95,169,.4);
  padding-bottom:2px;text-underline-offset:4px;
  transition:color .2s ease,border-color .2s ease;
}
.link-dk:hover{color:var(--brand-1-dark);border-color:var(--brand-1-dark);}

/* ---------- 板块通用 ---------- */
.section{padding:92px 0;}
.section + .section{border-top:1px solid var(--line);}
.section-head{margin-bottom:44px;max-width:780px;}
.section-tag{
  display:inline-flex;align-items:center;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--brand-1);background:var(--soft-blue);
  border-radius:999px;padding:3px 12px;margin-bottom:14px;
}
.section-title{font-size:clamp(23px,2.4vw,28px);letter-spacing:.2px;}
.section-sub{margin-top:12px;font-size:15.5px;color:var(--ink-2);max-width:740px;}
.hl{
  background:linear-gradient(transparent 62%,rgba(232,118,74,.26) 62%);
  padding:0 2px;
}
.quote-block{
  border-left:4px solid var(--brand-1);
  background:var(--soft-blue);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:18px 22px;
  font-size:15px;
  color:var(--ink);
}
.term{
  border-bottom:1px dotted var(--brand-1);
  cursor:help;
}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(circle at 88% 12%,rgba(31,95,169,.10),transparent 46%),
    linear-gradient(180deg,#FBFCFE 0%,var(--bg) 100%);
  padding:76px 0 84px;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:56px;
  align-items:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:#FFF3EC;color:var(--accent);
  border:1px solid rgba(232,118,74,.28);
  border-radius:999px;padding:5px 14px;
  font-size:13px;font-weight:600;letter-spacing:.4px;
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(30px,4vw,44px);
  letter-spacing:-.4px;
  line-height:1.28;
  margin-bottom:18px;
}
.hero-lead{
  font-size:16.5px;
  max-width:640px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:26px;
  padding-top:22px;border-top:1px dashed var(--line);
}
.hero-fact{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--ink-2);}
.hero-fact i{color:var(--brand-1);font-size:15px;}
.hero-fact b{color:var(--ink);font-variant-numeric:tabular-nums;font-weight:700;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:16px;
  box-shadow:var(--shadow-md);
}
.hero-float{
  position:absolute;
  left:-26px;bottom:-26px;
  width:min(280px,80%);
  background:var(--surface);
  border-radius:var(--radius);
  box-shadow:var(--shadow-md);
  padding:16px 18px;
}
.hero-float .hf-label{font-size:12px;color:var(--brand-1);font-weight:700;letter-spacing:.6px;margin-bottom:6px;}
.hero-float .hf-title{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:4px;}
.hero-float .hf-desc{font-size:13px;color:var(--ink-2);margin-bottom:10px;}

/* ---------- 通用卡片 ---------- */
.card-dk{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:26px;
  height:100%;
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.card-dk:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:#D4E2F2;}
.card-dk h3{font-size:18px;margin-bottom:10px;}
.card-dk p{font-size:14.5px;margin-bottom:0;color:var(--ink-2);}
.card-num{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:12.5px;font-weight:700;letter-spacing:.6px;
  color:var(--brand-1);background:var(--soft-blue);
  border-radius:8px;padding:3px 10px;margin-bottom:14px;
}
.card-icon{
  width:44px;height:44px;border-radius:12px;
  background:var(--soft-blue);color:var(--brand-1);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;margin-bottom:16px;
}
.card-media{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--surface);
  box-shadow:var(--shadow-sm);
  height:100%;
  display:flex;flex-direction:column;
  transition:box-shadow .25s ease,transform .25s ease;
}
.card-media:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.card-media-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.card-media-body h3{font-size:17px;line-height:1.5;margin-bottom:9px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-media-body p{font-size:14px;color:var(--ink-2);margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{margin-top:auto;font-size:13px;color:#8798AB;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 标签 ---------- */
.tag-dk{
  display:inline-block;
  font-size:12.5px;font-weight:600;
  color:var(--brand-1);background:var(--soft-blue);
  border-radius:999px;padding:3px 11px;
  margin-bottom:12px;
}
.tag-soft{
  display:inline-block;font-size:12.5px;font-weight:600;
  color:var(--ink-2);background:#F0F3F8;
  border-radius:999px;padding:3px 11px;
}

/* ---------- 入口矩阵 ---------- */
.entry-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.entry-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px 22px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease,transform .25s ease;
  display:block;
  height:100%;
}
.entry-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.entry-card i{font-size:20px;color:var(--brand-1);}
.entry-card h3{font-size:17px;margin:14px 0 8px;}
.entry-card p{font-size:14px;color:var(--ink-2);margin-bottom:0;}

/* ---------- 数据条 ---------- */
.stat-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
  margin-bottom:34px;
}
.stat-item{padding:22px 20px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);}
.stat-num{
  font-size:clamp(34px,4vw,46px);
  font-weight:700;
  color:var(--brand-1);
  font-variant-numeric:tabular-nums;
  line-height:1.1;
  letter-spacing:-1px;
}
.stat-num small{font-size:16px;font-weight:600;color:var(--brand-1);margin-left:3px;}
.stat-label{font-size:13.5px;color:var(--ink-2);margin-top:8px;}
.point-row{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;
}
.point-item{
  border-top:2px solid var(--brand-1);
  padding-top:16px;
  font-size:15px;
}

/* ---------- bento 精选分类 ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:20px;
}
.bento-large{grid-column:span 7;}
.bento-side{grid-column:span 5;display:grid;gap:20px;}
.bento-small-row{
  grid-column:span 12;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.bento-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:box-shadow .25s ease,transform .25s ease;
  display:flex;flex-direction:column;
}
.bento-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.bento-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.bento-card-body{padding:24px;}
.bento-card-body h3{font-size:19px;margin-bottom:10px;}
.bento-card-body p{font-size:14.5px;color:var(--ink-2);margin-bottom:14px;}
.bento-mini{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px 22px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease,transform .25s ease;
}
.bento-mini:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.bento-mini h3{font-size:16.5px;margin:10px 0 8px;}
.bento-mini p{font-size:14px;color:var(--ink-2);margin-bottom:0;}

/* ---------- 资讯 ---------- */
.news-layout{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:32px;
}
.news-feature{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease,transform .25s ease;
}
.news-feature:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.news-feature img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.news-feature-body{padding:24px 26px 26px;}
.news-feature-body h3{font-size:20px;margin-bottom:10px;}
.news-feature-body p{font-size:14.5px;margin-bottom:14px;}
.news-list{display:flex;flex-direction:column;gap:16px;}
.news-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:18px 20px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease,transform .25s ease;
}
.news-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.news-item h3{font-size:16px;margin-bottom:6px;line-height:1.55;}
.news-item p{font-size:13.5px;color:var(--ink-2);margin-bottom:8px;}
.news-date{font-size:13px;color:#8798AB;}

/* ---------- 热榜列表 ---------- */
.rank-list{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.rank-item{
  display:flex;align-items:center;gap:18px;
  padding:18px 24px;
  border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.rank-item:last-child{border-bottom:none;}
.rank-item:hover{background:#FBFCFE;}
.rank-no{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:17px;font-weight:700;color:#B9C6D6;
  width:30px;flex-shrink:0;font-variant-numeric:tabular-nums;
}
.rank-item.top .rank-no{color:var(--accent);}
.rank-main{flex:1;min-width:0;}
.rank-main h3{font-size:16px;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.rank-main .rank-sub{font-size:13px;color:#8798AB;}
.rank-bar{
  width:130px;height:6px;border-radius:999px;background:#EDF2F8;
  overflow:hidden;flex-shrink:0;
}
.rank-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand-1),#4E92D8);}

/* ---------- 速查笔记卡 ---------- */
.note-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;
}
.note-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:box-shadow .25s ease,transform .25s ease;
}
.note-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.note-strip{height:5px;background:var(--accent);opacity:.85;}
.note-strip.blue{background:var(--brand-1);}
.note-strip.green{background:var(--ok);}
.note-body{padding:24px 24px 26px;}
.note-body h3{font-size:17px;margin:12px 0 14px;}
.note-body li{
  position:relative;padding-left:18px;font-size:14.5px;margin-bottom:10px;
}
.note-body li::before{
  content:"";position:absolute;left:0;top:11px;
  width:7px;height:7px;border-radius:50%;background:var(--brand-1);opacity:.6;
}

/* ---------- 时间线 / 版本更新 ---------- */
.timeline{position:relative;padding-left:28px;}
.timeline::before{
  content:"";position:absolute;left:6px;top:6px;bottom:6px;
  width:2px;background:var(--line);
}
.tl-item{position:relative;padding-bottom:28px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-28px;top:8px;
  width:14px;height:14px;border-radius:50%;
  background:var(--surface);border:3px solid var(--brand-1);
}
.tl-item h3{font-size:17px;margin-bottom:6px;}
.tl-item .tl-date{
  display:inline-block;font-size:12.5px;font-weight:700;color:var(--brand-1);
  font-variant-numeric:tabular-nums;letter-spacing:.5px;margin-bottom:6px;
}
.tl-item p{font-size:14.5px;margin-bottom:0;}

/* ---------- 评价 ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.review-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:var(--shadow-sm);
  position:relative;
  transition:box-shadow .25s ease,transform .25s ease;
}
.review-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.review-card::before{
  content:"“";
  position:absolute;top:6px;right:20px;
  font-size:52px;color:rgba(31,95,169,.14);
  font-family:Georgia,serif;line-height:1;
}
.review-text{font-size:14.5px;color:var(--ink);margin-bottom:18px;}
.review-user{display:flex;align-items:center;gap:12px;}
.avatar-ph{
  width:40px;height:40px;border-radius:50%;
  background:var(--soft-blue);color:var(--brand-1);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;flex-shrink:0;
}
.review-user .un{font-size:14.5px;font-weight:600;color:var(--ink);}
.review-user .uc{font-size:13px;color:#8798AB;}
.stars{color:#F0A93B;font-size:13px;letter-spacing:2px;margin-bottom:12px;}

/* ---------- 合作伙伴 ---------- */
.partner-grid{
  display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;
}
.partner-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  height:76px;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:600;color:#8C9BAE;
  filter:grayscale(1);
  transition:filter .25s ease,color .25s ease,box-shadow .25s ease,transform .25s ease;
}
.partner-item:hover{
  filter:grayscale(0);
  color:var(--brand-1);
  box-shadow:var(--shadow-sm);
  transform:translateY(-2px);
}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  margin-bottom:12px;
  overflow:hidden;
  position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:transparent;transition:background .25s ease;
}
.faq-item.open::before{background:var(--brand-1);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;
  padding:20px 56px 20px 26px;
  font-size:17px;font-weight:600;color:var(--ink);
  cursor:pointer;position:relative;
  font-family:inherit;
  line-height:1.6;
}
.faq-q .faq-icon{
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:15px;color:var(--brand-1);
  transition:transform .25s ease;
}
.faq-item.open .faq-icon{transform:translateY(-50%) rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s ease,padding .3s ease;
  padding:0 26px;
}
.faq-item.open .faq-a{max-height:420px;padding:0 26px 22px;}
.faq-a p{font-size:15px;line-height:1.9;margin-bottom:0;max-width:820px;}

/* ---------- 保障条 ---------- */
.guard-row{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;
  padding:26px 28px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
}
.guard-item{display:flex;gap:12px;align-items:flex-start;}
.guard-item i{color:var(--ok);font-size:18px;margin-top:3px;}
.guard-item h3{font-size:15.5px;margin-bottom:4px;}
.guard-item p{font-size:13.5px;margin-bottom:0;}

/* ---------- 表单 ---------- */
.form-grid{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:34px;
  align-items:start;
}
.form-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:30px;
}
.field{margin-bottom:18px;}
.field label{
  display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px;
}
.field .req{color:#D6453B;margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;
  height:46px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:#FCFDFF;
  padding:0 14px;
  font-size:15px;
  font-family:inherit;
  color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:110px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-1);
  box-shadow:0 0 0 4px rgba(31,95,169,.12);
}
.field-hint{font-size:13px;color:#8798AB;margin-top:8px;}
.info-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.info-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.info-card-body{padding:24px 26px 26px;}
.info-line{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14.5px;}
.info-line:last-of-type{border-bottom:none;}
.info-line i{color:var(--brand-1);width:18px;text-align:center;margin-top:4px;}
.info-line b{color:var(--ink);font-weight:600;}

/* ---------- 收口 CTA ---------- */
.cta-band{
  background:linear-gradient(135deg,#EAF2FB 0%,#F4F8FD 100%);
  border:1px solid #D6E5F5;
  border-radius:18px;
  padding:44px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(21px,2.3vw,26px);margin-bottom:10px;}
.cta-band p{font-size:15px;margin-bottom:0;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:#0F2236;color:#C7D5E5;padding:70px 0 0;margin-top:0;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:48px;
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-logo{
  width:36px;height:36px;border-radius:10px;
  background:var(--brand-1);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;
}
.footer-brand span{font-size:18px;font-weight:700;color:#fff;letter-spacing:.5px;}
.site-footer p{font-size:14px;line-height:1.9;color:#9FB3C8;margin-bottom:12px;}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:#C7D5E5;transition:color .2s ease;}
.footer-links a:hover{color:#fff;}
.footer-contact li{font-size:14px;color:#9FB3C8;margin-bottom:10px;display:flex;gap:10px;}
.footer-contact i{color:#5E86B3;margin-top:5px;}
.footer-bottom{
  border-top:1px solid rgba(199,213,229,.16);
  padding:22px 0 26px;
  font-size:13px;
  color:#849AB2;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .partner-grid{grid-template-columns:repeat(4,minmax(0,1fr));}
}
@media (max-width:991.98px){
  .section{padding:70px 0;}
  .hero{padding:56px 0 66px;}
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .hero-float{position:static;width:100%;margin-top:18px;left:auto;bottom:auto;box-shadow:var(--shadow-sm);}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .point-row{grid-template-columns:1fr;}
  .bento-large{grid-column:span 12;}
  .bento-side{grid-column:span 12;}
  .bento-small-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-layout{grid-template-columns:1fr;}
  .note-grid{grid-template-columns:1fr;}
  .review-grid{grid-template-columns:1fr;}
  .guard-row{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .dk-menu{display:none;}
  .dk-toggler{display:inline-flex;}
  .dk-nav-btn{display:none;}
  .cta-band{padding:32px 26px;}
  .rank-bar{display:none;}
}
@media (max-width:575.98px){
  .section{padding:56px 0;}
  .hero{padding:44px 0 54px;}
  .hero h1{font-size:27px;}
  .entry-grid{grid-template-columns:1fr;}
  .stat-row{grid-template-columns:1fr;}
  .bento-small-row{grid-template-columns:1fr;}
  .partner-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .hero-facts{gap:16px;}
  .rank-item{padding:16px 18px;gap:12px;}
  .faq-q{padding:18px 48px 18px 20px;font-size:15.5px;}
  .faq-item.open .faq-a{padding:0 20px 20px;}
  .form-card{padding:22px;}
  .cta-band{padding:26px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-dk{flex:1;}
}

/* roulang page: category1 */
:root{
 --brand-1:#1F5FA9;
 --brand-1-dark:#164A85;
 --ink:#10243A;
 --ink-2:#41556B;
 --bg:#F7F9FC;
 --surface:#FFFFFF;
 --line:#E3EAF3;
 --accent:#E8764A;
 --ok:#2FA79B;
 --soft-blue:#EAF2FB;
 --radius:14px;
 --radius-sm:10px;
 --shadow-sm:0 8px 24px rgba(20,50,90,.07);
 --shadow-md:0 14px 34px rgba(20,50,90,.12);
 --bs-primary:#1F5FA9;
 --bs-primary-rgb:31,95,169;
 --bs-body-color:#41556B;
 --bs-body-bg:#F7F9FC;
 --bs-border-radius:10px;
 --bs-border-radius-lg:14px;
 --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
 font-size:16px;
 line-height:1.85;
 color:var(--ink-2);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{color:var(--ink);font-weight:600;margin:0;line-height:1.4;letter-spacing:.2px;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-1-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
 outline:2px solid var(--brand-1);outline-offset:2px;
}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px!important;margin:0 auto;padding-left:32px;padding-right:32px;}

/* ---------- 顶部导航 ---------- */
.site-header{background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(20,50,90,.04);}
.dk-navbar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0;flex-wrap:nowrap;}
.dk-brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.dk-logo-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(140deg,var(--brand-1),#2C76C4);
 color:#fff;display:flex;align-items:center;justify-content:center;
 font-size:17px;font-weight:700;box-shadow:0 6px 16px rgba(31,95,169,.28);
}
.dk-brand-text{font-size:19px;font-weight:700;letter-spacing:.5px;color:var(--ink);}
.dk-brand-text span{color:var(--brand-1);}
.dk-menu{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.dk-menu a{
 display:inline-block;font-size:15px;color:var(--ink-2);
 padding:8px 14px;border-radius:8px;font-weight:500;
 transition:background .2s ease,color .2s ease;
}
.dk-menu a:hover{background:var(--soft-blue);color:var(--brand-1);}
.dk-menu a.active{color:var(--brand-1);font-weight:600;background:var(--soft-blue);}
.dk-nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.dk-nav-btn{
 display:inline-flex;align-items:center;gap:7px;
 height:40px;padding:0 18px;border-radius:10px;
 background:var(--brand-1);color:#fff;font-size:14px;font-weight:600;
 border:1px solid var(--brand-1);
 transition:background .25s ease,box-shadow .25s ease;
}
.dk-nav-btn:hover{background:var(--brand-1-dark);color:#fff;box-shadow:0 8px 20px rgba(31,95,169,.24);}
.dk-toggler{
 display:none;align-items:center;justify-content:center;
 width:42px;height:42px;border-radius:10px;
 background:var(--surface);border:1px solid var(--line);
 color:var(--ink);font-size:17px;cursor:pointer;
 transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.dk-toggler:hover{border-color:var(--brand-1);color:var(--brand-1);background:var(--soft-blue);}
.dk-mobile-panel{display:none;border-top:1px solid var(--line);background:var(--surface);padding:10px 0 18px;}
.dk-mobile-panel.open{display:block;}
.dk-mobile-panel a{
 display:block;padding:12px 4px;font-size:16px;color:var(--ink-2);
 border-bottom:1px dashed var(--line);font-weight:500;
}
.dk-mobile-panel a.active{color:var(--brand-1);font-weight:600;}
.dk-mobile-panel a:last-child{border-bottom:none;}

/* ---------- 按钮 ---------- */
.btn-dk{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 height:46px;padding:0 22px;border-radius:var(--radius-sm);
 font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
 transition:background .25s ease,color .25s ease,box-shadow .25s ease,border-color .25s ease,transform .25s ease;
}
.btn-dk-primary{background:var(--brand-1);color:#fff;border-color:var(--brand-1);}
.btn-dk-primary:hover{background:var(--brand-1-dark);color:#fff;box-shadow:0 12px 26px rgba(31,95,169,.26);}
.btn-dk-ghost{background:var(--surface);color:var(--brand-1);border-color:var(--brand-1);}
.btn-dk-ghost:hover{background:var(--soft-blue);color:var(--brand-1-dark);}
.btn-dk-sm{height:40px;padding:0 18px;font-size:14px;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section + .section{border-top:1px solid var(--line);}
.section-head{margin-bottom:40px;max-width:780px;}
.section-tag{
 display:inline-flex;align-items:center;
 font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
 font-size:13px;font-weight:700;letter-spacing:1px;
 color:var(--brand-1);background:var(--soft-blue);
 border-radius:999px;padding:3px 12px;margin-bottom:14px;
}
.section-title{font-size:clamp(23px,2.4vw,28px);}
.section-sub{margin-top:12px;font-size:15.5px;color:var(--ink-2);max-width:740px;}

/* ---------- 分类头部 ---------- */
.cat-hero{
 position:relative;overflow:hidden;
 background:linear-gradient(180deg,#FBFCFE 0%,#EFF5FC 100%);
 border-bottom:1px solid var(--line);
 padding:46px 0 54px;
}
.cat-hero::after{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/backpic/back-2.jpg');
 background-size:cover;background-position:center;
 opacity:.06;pointer-events:none;
}
.cat-hero .container{position:relative;z-index:1;}
.crumb{font-size:13.5px;color:#8496A8;margin-bottom:20px;}
.crumb a{color:#8496A8;}
.crumb a:hover{color:var(--brand-1);}
.crumb span.sep{margin:0 8px;color:#B7C4D2;}
.cat-hero-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:44px;flex-wrap:wrap;}
.cat-title-block{border-left:4px solid var(--brand-1);padding-left:22px;max-width:760px;}
.cat-title-block h1{font-size:clamp(27px,3.4vw,38px);line-height:1.34;margin-bottom:16px;}
.cat-desc{font-size:15.5px;color:var(--ink-2);max-width:720px;}
.cat-stats{display:flex;gap:34px;flex-shrink:0;}
.cat-stat{min-width:96px;}
.cat-stat b{
 display:block;
 font-size:34px;line-height:1.2;color:var(--brand-1);
 font-variant-numeric:tabular-nums;font-weight:700;
}
.cat-stat span{font-size:13.5px;color:#8496A8;}

/* ---------- 筛选条 ---------- */
.filter-section{padding:30px 0 0;}
.filter-bar{
 display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow-sm);
 padding:18px 22px;
}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
 display:inline-flex;align-items:center;gap:6px;
 height:36px;padding:0 16px;border-radius:999px;
 font-size:14px;font-weight:600;color:var(--ink-2);
 background:#F4F8FD;border:1px solid var(--line);
 cursor:pointer;transition:all .22s ease;
}
.chip:hover{border-color:var(--brand-1);color:var(--brand-1);}
.chip.active{background:var(--brand-1);border-color:var(--brand-1);color:#fff;box-shadow:0 8px 18px rgba(31,95,169,.22);}
.sort-block{display:flex;align-items:center;gap:10px;font-size:14px;color:#8496A8;}
.dk-select{
 height:40px;border-radius:var(--radius-sm);
 border:1px solid var(--line);background:var(--surface);
 color:var(--ink-2);font-size:14px;padding:0 34px 0 14px;
 cursor:pointer;appearance:none;
 background-image:linear-gradient(45deg,transparent 50%,#8496A8 50%),linear-gradient(135deg,#8496A8 50%,transparent 50%);
 background-position:calc(100% - 18px) 17px,calc(100% - 13px) 17px;
 background-size:5px 5px,5px 5px;background-repeat:no-repeat;
 transition:border-color .2s ease,box-shadow .2s ease;
}
.dk-select:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(31,95,169,.14);outline:none;}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;}
.media-card{
 display:flex;flex-direction:column;height:100%;
 background:var(--surface);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform .25s ease,box-shadow .25s ease;
}
.media-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.media-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#DDE7F2;}
.media-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.media-card:hover .media-thumb img{transform:scale(1.04);}
.media-thumb .tag{
 position:absolute;left:14px;top:14px;
 background:rgba(255,255,255,.94);
}
.media-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.media-title{
 font-size:17.5px;color:var(--ink);line-height:1.5;
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.media-card:hover .media-title{color:var(--brand-1);}
.media-summary{
 font-size:14.5px;color:var(--ink-2);
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.media-meta{
 margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
 display:flex;align-items:center;justify-content:space-between;
 font-size:13px;color:#8496A8;
}
.tag{
 display:inline-flex;align-items:center;
 font-size:12.5px;font-weight:600;color:var(--brand-1);
 background:var(--soft-blue);border-radius:999px;padding:3px 11px;
}
.score{color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums;}
.list-foot{margin-top:40px;display:flex;justify-content:center;}

/* ---------- 精选条目 ---------- */
.pick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.pick-item{
 display:flex;gap:16px;align-items:flex-start;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:24px 24px 22px;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.pick-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#CFE0F3;}
.pick-num{
 font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
 font-size:14px;font-weight:700;color:var(--brand-1);
 background:var(--soft-blue);border-radius:999px;
 padding:4px 11px;flex-shrink:0;
}
.pick-item h3{font-size:17px;margin-bottom:8px;line-height:1.5;}
.pick-item p{font-size:14.5px;color:var(--ink-2);}

/* ---------- 专题 ---------- */
.topic-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:24px;}
.topic-card{
 position:relative;display:flex;flex-direction:column;justify-content:flex-end;
 min-height:280px;border-radius:var(--radius);overflow:hidden;
 box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.topic-card::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(16,36,58,0) 32%,rgba(16,36,58,.82) 100%);
}
.topic-body{position:relative;z-index:1;padding:24px;color:#fff;}
.topic-body h3{color:#fff;font-size:19px;margin-bottom:8px;}
.topic-body p{color:#D6E2F0;font-size:14px;margin-bottom:12px;}
.topic-body .topic-link{
 display:inline-flex;align-items:center;gap:6px;
 color:#fff;font-size:14px;font-weight:600;
 border-bottom:1px solid rgba(255,255,255,.6);padding-bottom:2px;
}
.topic-body .topic-link:hover{color:#fff;border-bottom-color:#fff;}
.topic-tag{
 display:inline-flex;font-size:12.5px;font-weight:600;
 background:rgba(255,255,255,.2);color:#fff;
 border-radius:999px;padding:3px 11px;margin-bottom:12px;
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;}
.faq-acc .accordion-item{
 border:none;background:var(--surface);
 border-radius:var(--radius);box-shadow:var(--shadow-sm);
 margin-bottom:12px;overflow:hidden;
}
.faq-acc .accordion-button{
 font-size:17px;font-weight:600;color:var(--ink);
 background:var(--surface);padding:20px 52px 20px 22px;
 box-shadow:none;border-radius:var(--radius);
}
.faq-acc .accordion-button:not(.collapsed){
 color:var(--brand-1);background:var(--soft-blue);
 box-shadow:inset 4px 0 0 0 var(--brand-1);
}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent;}
.faq-acc .accordion-button::after{
 background-image:none;content:"+";
 font-size:20px;font-weight:600;color:var(--brand-1);
 width:22px;height:22px;line-height:20px;text-align:center;
 transform:none;transition:transform .25s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg);}
.faq-acc .accordion-body{
 font-size:15px;line-height:1.9;color:var(--ink-2);
 padding:0 22px 22px;
 background:var(--soft-blue);
}

/* ---------- 相关分类入口 ---------- */
.cat-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.cat-link-card{
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:20px 22px;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.cat-link-card:hover{transform:translateY(-3px);border-color:var(--brand-1);box-shadow:var(--shadow-md);}
.cat-link-card h3{font-size:16.5px;margin-bottom:4px;}
.cat-link-card small{font-size:13px;color:#8496A8;}
.cat-link-card i{color:var(--brand-1);font-size:15px;}

/* ---------- CTA ---------- */
.cta-band{
 background:linear-gradient(120deg,#EAF2FB 0%,#F6FAFE 100%);
 border:1px solid #D6E4F5;border-radius:18px;
 padding:42px 46px;
 display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(21px,2.2vw,26px);margin-bottom:10px;}
.cta-band p{font-size:15px;color:var(--ink-2);max-width:600px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.subscribe-box{
 display:flex;align-items:center;gap:0;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-sm);overflow:hidden;height:46px;
}
.subscribe-box input{
 height:100%;border:none;outline:none;padding:0 16px;
 font-size:14.5px;color:var(--ink-2);background:transparent;width:210px;
}
.subscribe-box input::placeholder{color:#9AAAB9;}

/* ---------- 页脚 ---------- */
.site-footer{background:#0F2236;color:#C7D5E5;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;letter-spacing:.4px;}
.site-footer p{color:#9FB3C8;font-size:14px;max-width:360px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-logo{
 width:36px;height:36px;border-radius:10px;
 background:linear-gradient(140deg,var(--brand-1),#2C76C4);
 color:#fff;display:flex;align-items:center;justify-content:center;
 font-weight:700;font-size:16px;
}
.footer-brand span:last-child{font-size:18px;font-weight:700;color:#fff;letter-spacing:.5px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:#C7D5E5;font-size:14.5px;transition:color .2s ease;}
.footer-links a:hover{color:#fff;}
.footer-contact li{display:flex;gap:10px;margin-bottom:12px;font-size:14px;color:#9FB3C8;}
.footer-contact i{color:#5E9BD8;margin-top:5px;}
.footer-bottom{
 border-top:1px solid rgba(199,213,229,.16);
 padding:22px 0 28px;
 display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:13.5px;color:#8FA5BC;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
 .container{max-width:100%!important;}
}
@media (max-width:991px){
 .container{padding-left:24px;padding-right:24px;}
 .dk-menu{display:none;}
 .dk-toggler{display:inline-flex;}
 .dk-nav-btn{display:none;}
 .section{padding:64px 0;}
 .hero-grid{grid-template-columns:1fr;}
 .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
 .pick-grid{grid-template-columns:1fr;}
 .topic-grid{grid-template-columns:1fr 1fr;}
 .cat-links{grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
 .cat-hero-inner{align-items:flex-start;gap:28px;}
 .cat-stats{gap:26px;}
}
@media (max-width:767px){
 .cat-hero{padding:36px 0 42px;}
 .cat-title-block{padding-left:16px;}
 .filter-bar{padding:16px;}
 .chip{height:34px;padding:0 14px;font-size:13.5px;}
 .cta-band{padding:30px 24px;}
 .subscribe-box{width:100%;}
 .subscribe-box input{width:100%;}
}
@media (max-width:575px){
 .container{padding-left:20px;padding-right:20px;}
 .section{padding:56px 0;}
 .card-grid{grid-template-columns:1fr;}
 .topic-grid{grid-template-columns:1fr;}
 .cat-links{grid-template-columns:1fr;}
 .footer-grid{grid-template-columns:1fr;gap:28px;}
 .cat-stats{flex-wrap:wrap;gap:22px;}
 .cat-stat b{font-size:28px;}
 .media-body{padding:18px 18px 20px;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}