/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --brand:#1657C8;
  --brand-d:#0F47A8;
  --brand-l:#E8F0FE;
  --deep:#0B2E63;
  --deep-2:#123A78;
  --orange:#FF7A1A;
  --orange-d:#E8680A;
  --orange-l:#FFF2E6;
  --mint:#12C7A0;
  --mint-l:#E4F9F3;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --line-2:#D8E1EC;
  --t1:#0F1B2D;
  --t2:#4A5A6E;
  --t3:#8A98A8;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh1:0 1px 2px rgba(11,46,99,.06);
  --sh2:0 8px 24px -8px rgba(11,46,99,.14);
  --sh3:0 16px 36px -12px rgba(11,46,99,.20);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--t1);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.35;color:var(--deep);letter-spacing:.2px;}
h1{font-size:40px;font-weight:700;}
h2{font-size:28px;}
h3{font-size:20px;}
h4{font-size:18px;}
p{margin:0;}
a{color:var(--brand);text-decoration:none;transition:color .25s ease,background-color .25s ease,border-color .25s ease,box-shadow .25s ease,transform .25s ease;}
a:hover{color:var(--brand-d);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
hr{border:0;border-top:1px solid var(--line);margin:0;}
::selection{background:var(--brand-l);color:var(--deep);}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 通用容器与板块 ============ */
.grid-container{max-width:1220px;}
.section{padding:var(--sec) 0;}
.section--tight{padding:64px 0;}
.section--alt{background:#fff;}
.section-head{margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-block;
  font-size:13px;
  line-height:1.6;
  color:var(--brand);
  background:var(--brand-l);
  border-radius:999px;
  padding:4px 14px;
  margin-bottom:14px;
  font-weight:600;
  letter-spacing:.5px;
}
.section-head h2{font-size:28px;}
.section-head .lead{
  margin-top:12px;
  font-size:16px;
  color:var(--t2);
  max-width:760px;
}
.section-head--row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.link-more{
  font-size:15px;
  font-weight:600;
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:44px;
}
.link-more i{font-size:12px;transition:transform .25s ease;}
.link-more:hover i{transform:translateX(4px);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 28px;
  border-radius:var(--r-btn);
  font-size:16px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  white-space:nowrap;
  transition:background-color .25s ease,color .25s ease,border-color .25s ease,box-shadow .25s ease,transform .25s ease;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh1);}
.btn-primary:hover{background:var(--brand-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh2);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-l);color:var(--brand-d);transform:translateY(-2px);}
.btn-orange{background:var(--orange);color:#fff;box-shadow:0 10px 24px -12px rgba(255,122,26,.75);}
.btn-orange:hover{background:var(--orange-d);color:#fff;transform:translateY(-2px);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-text{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px;min-height:44px;}

/* ============ 顶部品牌行 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(11,46,99,.04);
}
.brandrow{
  height:72px;
  display:flex;
  align-items:center;
  gap:20px;
  position:relative;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.logo-mark{
  width:38px;
  height:38px;
  border-radius:11px;
  background:linear-gradient(140deg,var(--brand),var(--deep-2));
  color:#fff;
  font-size:18px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  letter-spacing:.5px;
  box-shadow:var(--sh1);
}
.logo-text{
  font-size:20px;
  font-weight:700;
  color:var(--deep);
  letter-spacing:.3px;
}
.logo:hover .logo-text{color:var(--brand);}
.search-wrap{flex:1 1 auto;display:flex;justify-content:center;}
.site-search{
  width:100%;
  max-width:420px;
  display:flex;
  align-items:center;
  gap:10px;
  height:44px;
  padding:0 18px;
  background:#fff;
  border:1px solid var(--line-2);
  border-radius:999px;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(22,87,200,.12);}
.site-search i{color:var(--t3);font-size:14px;}
.site-search input{
  flex:1;
  border:0;
  outline:none;
  background:transparent;
  font-size:15px;
  color:var(--t1);
  height:100%;
}
.site-search input::placeholder{color:#9AA7B6;}
.search-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:50%;
  border:1px solid var(--line-2);
  color:var(--t2);
  align-items:center;
  justify-content:center;
  font-size:15px;
  background:#fff;
}
.search-toggle:hover{border-color:var(--brand);color:var(--brand);}
.head-cta{margin-left:auto;flex:0 0 auto;}

/* ============ 频道行 ============ */
.channelbar{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.channel-list{
  display:flex;
  align-items:center;
  gap:10px;
  overflow-x:auto;
  padding:10px 0;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel-list a{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 18px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--t2);
  background:transparent;
  white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.channel-list a:hover{background:var(--brand-l);color:var(--brand);}
.channel-list a.is-active{background:var(--brand);color:#fff;font-weight:600;box-shadow:var(--sh1);}

/* ============ Hero ============ */
.hero{
  padding:72px 0 64px;
  background:
    radial-gradient(900px 420px at 88% 8%, rgba(22,87,200,.10), transparent 70%),
    radial-gradient(700px 360px at 2% 92%, rgba(255,122,26,.07), transparent 72%),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.hero-copy .eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  color:var(--brand);
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 16px;
  box-shadow:var(--sh1);
  margin-bottom:20px;
}
.hero-copy .eyebrow .dot{
  width:7px;height:7px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 0 4px rgba(18,199,160,.16);
}
.hero h1{
  font-size:40px;
  line-height:1.32;
  color:var(--deep);
  margin-bottom:18px;
}
.hero-sub{
  font-size:17px;
  color:var(--t2);
  max-width:560px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.trust-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:0 18px;
  font-size:15px;
  color:var(--t2);
}
.trust-row li{display:flex;align-items:center;gap:8px;}
.trust-row li+li{
  padding-left:18px;
  border-left:1px solid var(--line-2);
}
.trust-row strong{color:var(--deep);font-weight:700;font-size:17px;}
.hero-visual{position:relative;margin-top:16px;}
.hero-visual img{
  width:100%;
  border-radius:16px;
  box-shadow:var(--sh2);
  aspect-ratio:16/11;
  object-fit:cover;
}
.float-stat{
  position:absolute;
  left:-12px;
  bottom:-18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px 20px;
  box-shadow:var(--sh3);
  display:flex;
  flex-direction:column;
  gap:2px;
}
.float-stat b{font-size:24px;color:var(--orange);line-height:1.2;}
.float-stat span{font-size:13px;color:var(--t3);}

/* ============ 三步上手 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
}
.step{
  position:relative;
  padding:0 32px;
}
.step:first-child{padding-left:0;}
.step:last-child{padding-right:0;}
.step:not(:first-child)::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  border-left:1px dashed var(--line-2);
}
.step-num{
  font-size:38px;
  font-weight:700;
  color:var(--orange);
  line-height:1;
  letter-spacing:1px;
  margin-bottom:14px;
}
.step h3{font-size:19px;margin-bottom:10px;}
.step p{font-size:15px;color:var(--t2);}

/* ============ 案例证明 ============ */
.case-lead{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  overflow:hidden;
  height:100%;
  display:flex;
  flex-direction:column;
}
.case-lead-img img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.case-lead-body{padding:26px 24px 24px;}
.case-tag{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  color:var(--brand);
  background:var(--brand-l);
  border-radius:999px;
  padding:3px 12px;
  margin-bottom:14px;
}
.case-lead-body h3{font-size:21px;margin-bottom:16px;}
.case-lines{display:grid;gap:12px;margin-bottom:22px;}
.case-lines li{
  display:grid;
  grid-template-columns:74px 1fr;
  gap:12px;
  font-size:15px;
  color:var(--t2);
}
.case-lines li b{
  color:var(--deep);
  font-weight:600;
  font-size:14px;
  background:var(--bg);
  border-radius:6px;
  text-align:center;
  height:26px;
  line-height:26px;
}
.data-band{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);
  padding-top:18px;
  gap:12px;
}
.data-band div b{
  display:block;
  font-size:22px;
  font-weight:700;
  color:var(--brand);
  line-height:1.3;
}
.data-band div span{font-size:13px;color:var(--t3);}
.case-side{display:grid;gap:20px;height:100%;}
.case-mini{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh1);
  padding:22px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.case-mini:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:rgba(22,87,200,.3);}
.case-mini h4{font-size:17px;margin-bottom:10px;}
.case-mini p{font-size:15px;color:var(--t2);margin-bottom:14px;}
.case-mini .result{
  font-size:14px;
  color:var(--mint);
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.case-mini .result .dot{
  width:7px;height:7px;border-radius:50%;background:var(--mint);
}

/* ============ FAQ ============ */
.faq-side h2{font-size:26px;margin-bottom:14px;}
.faq-side p{font-size:15px;color:var(--t2);max-width:280px;margin-bottom:22px;}
.faq-side .btn{width:100%;max-width:220px;}
.accordion.faq-acc{
  background:transparent;
  border:0;
  margin:0;
}
.accordion.faq-acc .accordion-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  box-shadow:var(--sh1);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.accordion.faq-acc .accordion-item:hover{border-color:rgba(22,87,200,.28);box-shadow:var(--sh2);}
.accordion.faq-acc .accordion-item.is-active{
  border-color:rgba(22,87,200,.4);
  box-shadow:var(--sh2);
  position:relative;
}
.accordion.faq-acc .accordion-item.is-active::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--brand);
}
.accordion.faq-acc .accordion-title{
  font-size:17px;
  font-weight:600;
  color:var(--deep);
  padding:20px 56px 20px 24px;
  border:0;
  background:transparent;
  position:relative;
  line-height:1.6;
}
.accordion.faq-acc .accordion-title:hover{background:#FBFCFE;color:var(--brand);}
.accordion.faq-acc .accordion-title::before{
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  right:22px;
  top:50%;
  transform:translateY(-50%);
  width:26px;height:26px;
  border-radius:50%;
  background:var(--brand-l);
  color:var(--brand);
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0;
  transition:transform .25s ease,background-color .25s ease,color .25s ease;
}
.accordion.faq-acc .accordion-item.is-active .accordion-title::before{
  content:"\f068";
  background:var(--brand);
  color:#fff;
}
.accordion.faq-acc .accordion-content{
  border:0;
  background:transparent;
  padding:0 56px 22px 24px;
  font-size:15px;
  line-height:1.9;
  color:var(--t2);
}

/* ============ 最新信息 ============ */
.news-layout{
  display:grid;
  grid-template-columns:1.45fr 1fr;
  gap:28px;
}
.news-lead{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  color:inherit;
}
.news-lead:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:rgba(22,87,200,.3);color:inherit;}
.news-lead-img img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.news-lead-body{padding:24px;display:flex;flex-direction:column;flex:1;}
.badge{
  display:inline-flex;
  align-items:center;
  align-self:flex-start;
  font-size:12px;
  font-weight:600;
  color:var(--brand);
  background:var(--brand-l);
  border-radius:999px;
  padding:3px 12px;
  margin-bottom:12px;
}
.news-lead h3{
  font-size:21px;
  margin-bottom:12px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-lead p{
  font-size:15px;
  color:var(--t2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:18px;
}
.news-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:14px;
  color:var(--t3);
  border-top:1px solid var(--line);
  padding-top:14px;
}
.news-meta .read{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.news-side{display:grid;grid-template-rows:repeat(3,1fr);gap:18px;}
.news-mini{
  display:flex;
  gap:16px;
  align-items:flex-start;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:16px;
  box-shadow:var(--sh1);
  color:inherit;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-mini:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:rgba(22,87,200,.3);color:inherit;}
.news-mini img{
  width:112px;
  height:78px;
  border-radius:var(--r-img);
  object-fit:cover;
  flex:0 0 auto;
}
.news-mini .mini-body{min-width:0;}
.news-mini h4{
  font-size:16px;
  line-height:1.55;
  margin-bottom:6px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.mini-note{
  font-size:13px;
  color:var(--t3);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:8px;
}
.mini-foot{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--t3);}
.mini-foot .badge{margin:0;font-size:11px;padding:2px 10px;}
.empty-state{
  background:#fff;
  border:1px dashed var(--line-2);
  border-radius:var(--r-card);
  padding:56px 24px;
  text-align:center;
}
.empty-state .empty-ico{
  width:64px;height:64px;
  border-radius:18px;
  background:var(--brand-l);
  color:var(--brand);
  font-size:24px;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 18px;
}
.empty-state p{font-size:15px;color:var(--t2);margin-bottom:20px;}

/* ============ CTA 带 ============ */
.cta-band{
  background:linear-gradient(120deg,var(--deep) 0%,#0F3B7C 60%,#1550A0 100%);
  color:#fff;
  padding:64px 0;
}
.cta-band .cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;max-width:620px;}
.cta-band .btn-orange{min-height:52px;padding:0 34px;font-size:17px;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--deep);
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
  font-size:14px;
}
.footer-cols{padding-bottom:44px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-mark{background:rgba(255,255,255,.14);}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.62);
  max-width:300px;
}
.site-footer h5{
  margin:0 0 18px;
  font-size:16px;
  font-weight:600;
  color:#fff;
}
.footer-links li{margin-bottom:12px;}
.footer-links a{
  color:rgba(255,255,255,.68);
  font-size:14px;
  display:inline-block;
  min-height:22px;
  transition:color .25s ease,transform .25s ease;
}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-info li{
  margin-bottom:12px;
  color:rgba(255,255,255,.68);
  display:flex;
  gap:10px;
  align-items:flex-start;
}
.footer-info i{color:var(--mint);margin-top:6px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  :root{--sec:64px;}
  h1{font-size:34px;}
  .hero h1{font-size:34px;}
  .hero{padding:56px 0 48px;}
  .hero-visual{margin-top:36px;}
  .brandrow{height:64px;}
  .logo-text{font-size:18px;}
  .search-wrap{
    position:absolute;
    top:calc(100% + 10px);
    left:20px;
    right:20px;
    z-index:70;
    padding:12px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    box-shadow:var(--sh3);
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:opacity .25s ease,transform .25s ease,visibility .25s;
  }
  .search-wrap.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .search-toggle{display:inline-flex;}
  .head-cta .btn span{display:none;}
  .head-cta .btn{padding:0 16px;}
  .steps{grid-template-columns:1fr;gap:26px;}
  .step{padding:0 0 0 4px;}
  .step:not(:first-child)::before{
    left:0;top:-14px;bottom:auto;
    width:22px;
    border-left:0;
    border-top:1px dashed var(--line-2);
  }
  .news-layout{grid-template-columns:1fr;}
  .news-side{grid-template-rows:none;grid-template-columns:repeat(3,1fr);}
  .news-mini{flex-direction:column;}
  .news-mini img{width:100%;height:110px;}
  .cta-band .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  :root{--sec:48px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:16px;}
  .float-stat{left:12px;bottom:-16px;padding:12px 16px;}
  .float-stat b{font-size:20px;}
  .news-side{grid-template-columns:1fr;}
  .news-mini{flex-direction:row;}
  .news-mini img{width:104px;height:74px;}
  .case-lines li{grid-template-columns:64px 1fr;}
  .data-band{grid-template-columns:1fr;gap:14px;}
  .data-band div{display:flex;align-items:baseline;gap:10px;}
  .footer-cols .cell{margin-bottom:32px;}
  .footer-bottom{justify-content:flex-start;}
  .accordion.faq-acc .accordion-title{font-size:16px;padding:18px 52px 18px 18px;}
  .accordion.faq-acc .accordion-content{padding:0 18px 20px 18px;}
  .cta-band h2{font-size:22px;}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%;}
  .trust-row{gap:10px 0;}
  .trust-row li+li{padding-left:0;border-left:0;}
  .head-cta .btn span{display:inline;}
}

/* roulang page: article */
:root{
  --brand:#1657C8;
  --brand-dark:#0B2E63;
  --brand-soft:#E8F0FE;
  --accent:#FF7A1A;
  --mint:#12C7A0;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --text:#0F1B2D;
  --text-2:#4A5A6E;
  --text-3:#8A98A8;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(11,46,99,.06);
  --sh-2:0 8px 24px -8px rgba(11,46,99,.14);
  --sh-3:0 16px 36px -12px rgba(11,46,99,.20);
  --ease:.25s ease;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease);}
a:hover{color:#0E44A0;}
button{font-family:inherit;}
h1,h2,h3,h4,h5,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
::selection{background:rgba(22,87,200,.15);}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.grid-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
.grid-margin-x{margin-left:-14px;margin-right:-14px;}
.grid-margin-x > .cell{padding-left:14px;padding-right:14px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  background:#fff;
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:60;
}
.brandrow{
  display:flex;
  align-items:center;
  gap:20px;
  height:72px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--brand-dark);
  font-weight:700;
  letter-spacing:.2px;
}
.logo:hover{color:var(--brand-dark);}
.logo-mark{
  width:36px;height:36px;
  border-radius:10px;
  background:linear-gradient(140deg,var(--brand),#0E44A0);
  color:#fff;
  font-size:18px;
  font-weight:800;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:var(--sh-2);
}
.logo-text{
  font-size:19px;
  white-space:nowrap;
}
.search-wrap{flex:1 1 auto;display:flex;justify-content:center;}
.site-search{
  position:relative;
  width:100%;
  max-width:460px;
}
.site-search i{
  position:absolute;
  left:16px;top:50%;
  transform:translateY(-50%);
  color:var(--text-3);
  font-size:14px;
}
.site-search input{
  width:100%;
  height:44px;
  border-radius:999px;
  border:1px solid #D8E1EC;
  background:#fff;
  padding:0 18px 0 42px;
  font-size:15px;
  color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.site-search input::placeholder{color:#9AA7B6;}
.site-search input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(22,87,200,.12);
}
.search-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:999px;
  border:1px solid #D8E1EC;
  background:#fff;
  color:var(--brand-dark);
  font-size:15px;
  cursor:pointer;
}
.search-toggle:hover{border-color:var(--brand);color:var(--brand);}
.head-cta{flex:0 0 auto;display:flex;gap:12px;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  transition:background-color var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-2);}
.btn-primary:hover{background:#1149AC;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-3);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand);transform:translateY(-2px);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:var(--sh-2);}
.btn-accent:hover{background:#EA6A0C;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-3);}
.btn-sm{height:40px;padding:0 18px;font-size:15px;border-radius:9px;}
.btn-block{width:100%;}

.channelbar{
  background:#fff;
  border-top:1px solid var(--line);
}
.channel-list{
  display:flex;
  align-items:center;
  gap:8px;
  overflow-x:auto;
  padding:10px 0;
  scrollbar-width:none;
  -ms-overflow-style:none;
  -webkit-overflow-scrolling:touch;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel-list li{flex:0 0 auto;}
.channel-list a{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 18px;
  border-radius:999px;
  font-size:15px;
  color:#556B85;
  font-weight:500;
  transition:background-color .12s ease,color .12s ease;
}
.channel-list a:hover{background:var(--brand-soft);color:var(--brand);}
.channel-list a.is-active{background:var(--brand);color:#fff;box-shadow:var(--sh-2);}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:24px 0 0;}
.crumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-3);}
.crumb-list li{display:flex;align-items:center;gap:8px;}
.crumb-list li::after{content:"/";color:#C6D2E0;}
.crumb-list li:last-child::after{display:none;}
.crumb-list a{color:var(--text-2);}
.crumb-list a:hover{color:var(--brand);}
.crumb-list .current{color:var(--brand);font-weight:600;}

/* ---------- 文章头 ---------- */
.article-head{padding:20px 0 8px;}
.article-head h1{
  font-size:40px;
  line-height:1.35;
  font-weight:700;
  color:var(--brand-dark);
  letter-spacing:.2px;
}
.article-lead{
  margin-top:16px;
  font-size:16px;
  line-height:1.9;
  color:var(--text-2);
  max-width:840px;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  margin-top:20px;
  font-size:14px;
  color:var(--text-3);
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#C6D2E0;}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  background:var(--brand-soft);
  color:var(--brand);
}
.badge-mint{background:rgba(18,199,160,.12);color:#0B8F74;}
.badge-accent{background:rgba(255,122,26,.12);color:#D45F06;}
.badge .pulse{width:6px;height:6px;border-radius:50%;background:currentColor;}

.cover-wrap{
  margin-top:26px;
  border-radius:var(--r-img);
  overflow:hidden;
  box-shadow:var(--sh-2);
  background:linear-gradient(135deg,#E8F0FE,#F7F9FC);
}
.cover-wrap img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.cover-cap{
  margin-top:10px;
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 布局 ---------- */
.article-layout{padding-top:36px;padding-bottom:8px;align-items:flex-start;}

/* ---------- 正文 ---------- */
.article-body{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:36px 38px 40px;
  max-width:760px;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
}
.article-body p{margin-bottom:18px;color:#22334A;}
.article-body h2{
  position:relative;
  margin:40px 0 18px;
  padding-left:14px;
  font-size:28px;
  line-height:1.4;
  font-weight:600;
  color:var(--brand-dark);
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.28em;
  width:3px;height:.9em;
  border-radius:2px;
  background:var(--brand);
}
.article-body h3{
  position:relative;
  margin:28px 0 14px;
  padding-left:12px;
  font-size:20px;
  line-height:1.5;
  font-weight:600;
  color:var(--brand-dark);
}
.article-body h3::before{
  content:"";
  position:absolute;
  left:0;top:.3em;
  width:3px;height:.8em;
  border-radius:2px;
  background:rgba(22,87,200,.5);
}
.article-body h4{margin:22px 0 10px;font-size:17px;font-weight:600;color:var(--brand-dark);}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:0;}
.article-body ul li,.article-body ol li{
  position:relative;
  padding-left:24px;
  margin-bottom:10px;
  color:#22334A;
}
.article-body ul li::before{
  content:"";
  position:absolute;
  left:4px;top:.72em;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--brand);
}
.article-body ol{counter-reset:li;}
.article-body ol li{counter-increment:li;}
.article-body ol li::before{
  content:counter(li);
  position:absolute;
  left:0;top:0;
  width:18px;height:18px;
  margin-top:.42em;
  border-radius:50%;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:11px;
  font-weight:700;
  line-height:18px;
  text-align:center;
}
.article-body blockquote{
  margin:24px 0;
  padding:16px 20px;
  background:#F1F6FF;
  border-left:3px solid var(--brand);
  border-radius:0 10px 10px 0;
  color:var(--text-2);
  font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  margin:24px auto;
  border-radius:var(--r-img);
  box-shadow:var(--sh-2);
}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  margin-top:10px;
  font-size:13px;
  color:var(--text-3);
  text-align:center;
}
.article-body table{
  width:100%;
  margin:24px 0;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  font-size:15px;
}
.article-body thead th{
  background:#F1F6FF;
  color:var(--brand-dark);
  font-weight:600;
  text-align:left;
}
.article-body th,.article-body td{
  padding:12px 16px;
  border-bottom:1px solid var(--line);
}
.article-body tbody tr:nth-child(even){background:#FAFCFE;}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(22,87,200,.3);}
.article-body a:hover{border-bottom-color:var(--brand);}
.article-body code{
  background:#F1F6FF;
  color:#0E44A0;
  padding:2px 6px;
  border-radius:6px;
  font-size:14px;
}

/* ---------- 空态 ---------- */
.empty-state{
  background:var(--card);
  border:1px dashed #CBD8E8;
  border-radius:var(--r-card);
  padding:56px 32px;
  text-align:center;
  box-shadow:var(--sh-1);
}
.empty-state .empty-icon{
  width:76px;height:76px;
  margin:0 auto 18px;
  border-radius:22px;
  background:linear-gradient(140deg,var(--brand-soft),#F7F9FC);
  color:var(--brand);
  font-size:30px;
  display:flex;align-items:center;justify-content:center;
}
.empty-state h2{font-size:22px;font-weight:600;color:var(--brand-dark);}
.empty-state p{margin-top:10px;color:var(--text-2);font-size:15px;}
.empty-state .empty-actions{margin-top:24px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap;}

/* ---------- 标签 ---------- */
.tag-block{margin-top:28px;max-width:760px;}
.tag-block .tag-title{font-size:14px;color:var(--text-3);margin-bottom:12px;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.tag-list a{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:14px;
  transition:all var(--ease);
}
.tag-list a:hover{border-color:rgba(22,87,200,.4);color:var(--brand);background:var(--brand-soft);}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:22px 22px 24px;
  margin-bottom:20px;
}
.side-card h3{
  font-size:16px;
  font-weight:600;
  color:var(--brand-dark);
  padding-left:12px;
  position:relative;
  margin-bottom:16px;
}
.side-card h3::before{
  content:"";
  position:absolute;left:0;top:.28em;
  width:3px;height:.85em;border-radius:2px;background:var(--brand);
}
.side-list li{
  display:flex;
  justify-content:space-between;
  gap:10px;
  padding:10px 0;
  border-bottom:1px dashed var(--line);
  font-size:14.5px;
  color:var(--text-2);
}
.side-list li:last-child{border-bottom:0;}
.side-list li span:last-child{color:var(--text-3);font-size:13.5px;}
.side-links li{margin-bottom:10px;}
.side-links a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 14px;
  border-radius:10px;
  background:#F7F9FC;
  color:var(--text-2);
  font-size:15px;
  transition:all var(--ease);
}
.side-links a i{color:var(--brand);font-size:13px;}
.side-links a:hover{background:var(--brand-soft);color:var(--brand);transform:translateX(3px);}
.side-cta p{font-size:14px;color:var(--text-2);margin-bottom:16px;}

/* ---------- 相关推荐 ---------- */
.related{padding:56px 0 8px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:26px;
}
.section-head h2{font-size:28px;font-weight:600;color:var(--brand-dark);}
.section-head p{margin-top:8px;font-size:15px;color:var(--text-2);}
.section-head .more{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  height:100%;
  display:flex;
  flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(22,87,200,.3);}
.card-thumb{
  display:block;
  background:linear-gradient(135deg,#E8F0FE,#F7F9FC);
  overflow:hidden;
}
.card-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-thumb img{transform:scale(1.04);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-body h3{font-size:18px;font-weight:600;line-height:1.55;color:var(--brand-dark);margin-bottom:10px;}
.card-body h3 a{color:inherit;}
.card-body h3 a:hover{color:var(--brand);}
.card-body p{
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:16px;
}
.card-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:12px;
  font-size:14px;
  color:var(--text-3);
}
.card-foot .arrow{margin-left:auto;color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px;}

/* ---------- CTA 带 ---------- */
.cta-band{
  margin:64px 0 0;
  background:linear-gradient(120deg,#0B2E63,#123F80);
  color:#fff;
  border-radius:0;
}
.cta-band .cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:52px 0;
}
.cta-band h2{font-size:28px;font-weight:600;color:#fff;}
.cta-band p{margin-top:10px;font-size:15.5px;color:rgba(255,255,255,.78);max-width:640px;}
.cta-band .btn-accent{flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-dark);
  color:rgba(255,255,255,.78);
  padding:64px 0 0;
  margin-top:0;
}
.footer-cols{padding-bottom:36px;}
.footer-brand .logo{color:#fff;}
.footer-brand .logo:hover{color:#fff;}
.footer-brand .logo-text{color:#fff;}
.footer-brand p{
  margin-top:18px;
  font-size:14.5px;
  line-height:1.9;
  color:rgba(255,255,255,.7);
  max-width:340px;
}
.site-footer h5{
  font-size:16px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
}
.footer-links li{margin-bottom:12px;}
.footer-links a{
  font-size:14px;
  color:rgba(255,255,255,.72);
  transition:color var(--ease),transform var(--ease);
  display:inline-block;
}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-info li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:rgba(255,255,255,.72);
  margin-bottom:12px;
}
.footer-info i{margin-top:.32em;color:#7FB4FF;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .brandrow{height:64px;gap:14px;}
  .search-wrap{display:none;}
  .search-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .search-wrap.is-open{
    display:flex;
    position:absolute;
    left:20px;right:20px;top:70px;
    padding:12px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:14px;
    box-shadow:var(--sh-3);
    z-index:70;
  }
  .search-wrap.is-open .site-search{max-width:none;}
  .article-head h1{font-size:34px;}
  .article-body{padding:30px 26px 32px;max-width:none;}
  .article-side{position:static;margin-top:28px;}
  .section-head h2{font-size:24px;}
  .cta-band h2{font-size:24px;}
  .cta-band .cta-inner{flex-direction:column;align-items:flex-start;padding:44px 0;}
}

@media screen and (max-width:639px){
  body{font-size:15.5px;}
  .logo-text{font-size:17px;}
  .logo-mark{width:32px;height:32px;font-size:16px;}
  .head-cta .btn span{display:none;}
  .head-cta .btn{padding:0 14px;}
  .channel-list a{height:36px;padding:0 14px;font-size:14.5px;}
  .article-head h1{font-size:28px;}
  .article-lead{font-size:15px;}
  .article-body{padding:24px 18px 28px;font-size:15.5px;}
  .article-body h2{font-size:21px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .article-body th,.article-body td{padding:10px 12px;font-size:14px;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .cta-band .btn-accent{width:100%;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category1 */
:root{
  --brand:#1657C8;
  --brand-dark:#1246A3;
  --brand-soft:#E8F0FE;
  --deep:#0B2E63;
  --orange:#FF7A1A;
  --orange-dark:#E96A0C;
  --mint:#12C7A0;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --ink:#0F1B2D;
  --ink-2:#4A5A6E;
  --ink-3:#8A98A8;
  --input-line:#D8E1EC;
  --r-card:14px;
  --r-img:16px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,46,99,.06);
  --sh-2:0 8px 24px -8px rgba(11,46,99,.14);
  --sh-3:0 16px 36px -12px rgba(11,46,99,.20);
  --ease:.25s ease;
}

/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--deep);font-weight:600;line-height:1.4}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
hr{border:0;border-top:1px solid var(--line);margin:32px 0}
button{font-family:inherit}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:background-color var(--ease),color var(--ease),box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.btn i{font-size:15px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px)}
.btn-accent{background:var(--orange);color:#fff}
.btn-accent:hover{background:var(--orange-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px -12px rgba(255,122,26,.7)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--brand)}

/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:60;background:#fff;box-shadow:0 1px 0 var(--line),0 6px 18px -14px rgba(11,46,99,.25)}
.brandrow{
  position:relative;display:flex;align-items:center;gap:24px;
  min-height:72px;padding:8px 0;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none}
.logo-mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand) 0%,#2C7BE5 100%);
  color:#fff;font-weight:700;font-size:19px;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px -6px rgba(22,87,200,.7);
}
.logo-text{font-size:20px;font-weight:700;color:var(--deep);letter-spacing:.2px;white-space:nowrap}
.logo:hover .logo-text{color:var(--brand)}

.search-wrap{flex:1 1 auto;max-width:460px;margin-left:8px}
.site-search{
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 18px;
  background:#FBFCFE;border:1px solid var(--input-line);border-radius:var(--r-pill);
  transition:border-color var(--ease),box-shadow var(--ease),background-color var(--ease);
}
.site-search i{color:var(--ink-3);font-size:15px}
.site-search input{
  flex:1 1 auto;border:0;background:transparent;outline:none;
  font-size:15px;color:var(--ink);height:100%;
}
.site-search input::placeholder{color:#9AA7B6}
.site-search:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(22,87,200,.12)}

.search-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--input-line);background:#fff;color:var(--brand);
  cursor:pointer;transition:background-color var(--ease),border-color var(--ease)
}
.search-toggle:hover{background:var(--brand-soft);border-color:var(--brand)}

.head-cta{margin-left:auto;flex:0 0 auto}

.channelbar{border-top:1px solid var(--line);background:#fff}
.channel-list{
  display:flex;align-items:center;gap:10px;
  padding:10px 0;overflow-x:auto;white-space:nowrap;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.channel-list::-webkit-scrollbar{display:none}
.channel-list li{flex:0 0 auto}
.channel-list a{
  display:inline-flex;align-items:center;height:40px;padding:0 20px;
  border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--ink-2);
  transition:background-color .12s ease,color .12s ease;
}
.channel-list a:hover{background:var(--brand-soft);color:var(--brand)}
.channel-list a.is-active{background:var(--brand);color:#fff;font-weight:600}

/* ===== 面包屑 ===== */
.crumb-bar{padding:24px 0 0}
.breadcrumbs-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-3)}
.breadcrumbs-list li{display:inline-flex;align-items:center;gap:8px}
.breadcrumbs-list li+li::before{content:"/";color:#C3CDDA}
.breadcrumbs-list a{color:var(--ink-2)}
.breadcrumbs-list a:hover{color:var(--brand)}
.breadcrumbs-list .is-current{color:var(--brand);font-weight:600}

/* ===== 板块通用 ===== */
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section--light{background:#fff}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:600;margin-bottom:16px;
}
.sec-title{font-size:28px;font-weight:600;letter-spacing:.2px}
.sec-sub{margin-top:14px;font-size:16px;color:var(--ink-2);line-height:1.8}

/* ===== 分类窄头 ===== */
.cat-hero{padding:40px 0 8px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-copy h1{font-size:40px;font-weight:700;line-height:1.3;letter-spacing:.3px}
.hero-lead{margin-top:18px;font-size:17px;color:var(--ink-2);line-height:1.85;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-img);box-shadow:var(--sh-2);
  background:linear-gradient(135deg,#E8F0FE 0%,#D6E6FB 100%);
}
.hero-media .media-tag{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);box-shadow:var(--sh-2);
  font-size:13px;font-weight:600;color:var(--deep);
}
.hero-media .media-tag .dot{width:8px;height:8px;border-radius:50%;background:var(--mint);flex:0 0 auto}

/* ===== 数据带 ===== */
.stat-band{
  display:grid;grid-template-columns:repeat(3,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);margin-top:44px;overflow:hidden;
}
.stat-band .stat{padding:26px 28px;position:relative}
.stat-band .stat+.stat::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:1px;background:var(--line)}
.stat-band .num{font-size:30px;font-weight:700;color:var(--orange);line-height:1.2;letter-spacing:.5px}
.stat-band .lbl{margin-top:6px;font-size:14px;color:var(--ink-3)}

/* ===== 交错图文 ===== */
.media-row{display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center}
.media-row+.media-row{margin-top:88px}
.media-row.is-reverse .media-figure{order:2}
.media-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);
  box-shadow:var(--sh-2);background:linear-gradient(135deg,#E8F0FE 0%,#DCE9FA 100%);
}
.media-body h2{font-size:26px;font-weight:600}
.media-body h2::before{
  content:"";display:block;width:44px;height:3px;border-radius:3px;
  background:var(--brand);margin-bottom:16px;
}
.media-body p{color:var(--ink-2);font-size:16px}
.mini-list{margin-top:22px;display:grid;gap:12px}
.mini-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink-2)}
.mini-list i{color:var(--mint);margin-top:5px;font-size:14px}

/* ===== 要点清单 ===== */
.point-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 28px}
.point-item{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.point-item:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(22,87,200,.3)}
.point-item .idx{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand);
  font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.point-item h3{font-size:17px;font-weight:600;color:var(--deep)}
.point-item p{margin-top:6px;font-size:15px;color:var(--ink-2);line-height:1.75}

/* ===== 频道标签组 ===== */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.tag-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  font-size:15px;font-weight:500;box-shadow:var(--sh-1);
  transition:all var(--ease);
}
.tag-pill:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);transform:translateY(-2px)}
.tag-pill i{font-size:13px;color:var(--brand)}

/* ===== 交叉链接卡 ===== */
.cross-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.cross-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.cross-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(22,87,200,.3)}
.cross-card .badge{
  display:inline-block;padding:5px 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:600;
}
.cross-card h3{margin-top:16px;font-size:20px;font-weight:600}
.cross-card p{margin-top:10px;font-size:15px;color:var(--ink-2);line-height:1.8}
.cross-card .go{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:18px;font-size:15px;font-weight:600;color:var(--brand);
}
.cross-card .go i{transition:transform var(--ease)}
.cross-card:hover .go i{transform:translateX(4px)}

/* ===== 相关频道 pill ===== */
.related-bar{padding:0 0 72px}
.related-inner{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 32px;box-shadow:var(--sh-1);
  display:flex;flex-wrap:wrap;align-items:center;gap:16px 20px;
}
.related-inner .related-title{font-size:16px;font-weight:600;color:var(--deep);margin:0}
.related-pills{display:flex;flex-wrap:wrap;gap:10px}
.related-pills a{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;
  border-radius:var(--r-pill);background:#F4F7FC;border:1px solid var(--line);
  color:var(--ink-2);font-size:14px;font-weight:500;transition:all var(--ease);
}
.related-pills a:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}
.related-pills a.is-active{background:var(--brand);border-color:var(--brand);color:#fff}

/* ===== CTA 带 ===== */
.cta-band{background:var(--deep);color:#fff;padding:72px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}
.cta-inner h2{color:#fff;font-size:28px;font-weight:600}
.cta-inner p{margin-top:12px;color:rgba(255,255,255,.78);font-size:16px;max-width:620px;line-height:1.8}
.cta-inner .btn{flex:0 0 auto}

/* ===== 页脚 ===== */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:0}
.site-footer h5{color:#fff;font-size:16px;font-weight:600;margin-bottom:18px}
.footer-cols{padding-bottom:52px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand .logo-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px;transition:color var(--ease),transform var(--ease);display:inline-block}
.footer-links a:hover{color:#fff;transform:translateX(2px)}
.footer-info li{display:flex;gap:10px;align-items:flex-start;font-size:14px;margin-bottom:12px;color:rgba(255,255,255,.72)}
.footer-info i{color:var(--mint);margin-top:5px;font-size:13px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ===== 响应式 ===== */
@media screen and (max-width:1023px){
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-copy h1{font-size:34px}
  .media-row{grid-template-columns:1fr;gap:28px}
  .media-row.is-reverse .media-figure{order:0}
  .media-row+.media-row{margin-top:56px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-inner .btn{width:100%}
  .search-wrap{display:none;position:absolute;top:calc(100% + 6px);left:20px;right:20px;max-width:none;margin:0;background:#fff;padding:12px;border-radius:14px;box-shadow:var(--sh-3);z-index:70}
  .search-wrap.is-open{display:block}
  .search-toggle{display:inline-flex}
  .search-wrap .site-search{background:#fff}
}
@media screen and (max-width:767px){
  .brandrow{min-height:60px;gap:12px}
  .logo-text{font-size:17px}
  .logo-mark{width:34px;height:34px;font-size:17px;border-radius:10px}
  .sec-title{font-size:24px}
  .hero-copy h1{font-size:28px}
  .hero-lead{font-size:16px}
  .stat-band{grid-template-columns:1fr}
  .stat-band .stat+.stat::before{left:22px;right:22px;top:0;bottom:auto;width:auto;height:1px}
  .point-grid{grid-template-columns:1fr}
  .cross-grid{grid-template-columns:1fr}
  .media-body h2{font-size:22px}
  .cta-band{padding:52px 0}
  .cta-inner h2{font-size:22px}
  .related-inner{padding:22px}
  .footer-bottom{flex-direction:column}
}
@media screen and (max-width:519px){
  .btn{width:100%;padding:0 20px}
  .head-cta .btn{width:auto;padding:0 14px}
  .hero-actions{gap:12px}
  .section{padding:48px 0}
  .media-figure img{aspect-ratio:16/10}
}

/* roulang page: category2 */
/* ================= 设计变量 ================= */
:root{
  --brand:#1657C8;
  --brand-600:#0f45a3;
  --brand-soft:#E8F0FE;
  --deep:#0B2E63;
  --accent:#FF7A1A;
  --accent-soft:#FFF4E9;
  --accent-line:#FFD9B8;
  --mint:#12C7A0;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --text:#0F1B2D;
  --text-2:#4A5A6E;
  --text-3:#8A98A8;
  --r-card:14px;
  --r-img:16px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,46,99,.06);
  --sh-2:0 8px 24px -8px rgba(11,46,99,.14);
  --sh-3:0 16px 36px -12px rgba(11,46,99,.20);
  --sec:96px;
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

/* ================= 基础重置 ================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .25s ease,background-color .25s ease,border-color .25s ease;}
a:hover{color:var(--brand-600);}
img{max-width:100%;display:block;border-style:none;}
button,input{font-family:inherit;font-size:100%;}
hr{border:0;border-top:1px solid var(--line);margin:0;}
strong{font-weight:700;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

/* 覆盖 Foundation 默认外观 */
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}
.grid-x{margin-left:-14px;margin-right:-14px;}
.grid-x>.cell{padding-left:14px;padding-right:14px;}
a.button,.button,button.button{
  background:var(--brand);color:#fff;border-radius:var(--r-btn);
  box-shadow:none;border:0;font-weight:600;
}
a.button:hover,button.button:hover{background:var(--brand-600);color:#fff;}
table{border-collapse:collapse;width:100%;}

/* ================= 通用组件 ================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;
  transition:transform .25s ease,background-color .25s ease,box-shadow .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--brand-600);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-600);transform:translateY(-2px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#e96a0d;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-sm{height:42px;padding:0 20px;font-size:15px;}
.btn:focus-visible{box-shadow:0 0 0 3px rgba(22,87,200,.25);outline:none;}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;letter-spacing:.2px;
}
.tag-mint{background:rgba(18,199,160,.12);color:#0a8f72;}
.tag-accent{background:var(--accent-soft);color:#c85c08;}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(22,87,200,.3);}

.sec{padding:var(--sec) 0;}
.sec-head{margin-bottom:40px;max-width:760px;}
.sec-head h2{font-size:28px;font-weight:600;line-height:1.4;color:var(--deep);letter-spacing:.2px;}
.sec-head p{margin-top:12px;font-size:16px;color:var(--text-2);line-height:1.85;}

/* ================= 页头 ================= */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:40;}
.brandrow{display:flex;align-items:center;gap:20px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;letter-spacing:.5px;
  box-shadow:0 6px 14px -6px rgba(22,87,200,.7);
}
.logo-text{font-size:18px;font-weight:700;color:var(--deep);letter-spacing:.3px;font-variant-numeric:tabular-nums;}
a.logo:hover .logo-text{color:var(--brand);}

.search-wrap{flex:1;display:flex;justify-content:center;}
.site-search{position:relative;width:100%;max-width:420px;}
.site-search i{
  position:absolute;left:18px;top:50%;transform:translateY(-50%);
  color:var(--text-3);font-size:15px;pointer-events:none;
}
.site-search input{
  width:100%;height:44px;padding:0 18px 0 44px;
  border:1px solid #D8E1EC;border-radius:var(--r-pill);
  background:#fff;color:var(--text);font-size:15px;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-search input::placeholder{color:#9AA7B6;}
.site-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(22,87,200,.14);}
.search-toggle{
  display:none;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--deep);
  align-items:center;justify-content:center;cursor:pointer;font-size:16px;
}
.search-toggle:hover{border-color:var(--brand);color:var(--brand);}
.head-cta{flex:none;margin-left:auto;}

.channelbar{background:#FBFCFE;border-top:1px solid var(--line);}
.channel-list{
  display:flex;gap:8px;align-items:center;
  padding:10px 0;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel-list a{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;
  border-radius:var(--r-pill);font-size:15px;color:var(--text-2);white-space:nowrap;
  transition:background-color .12s ease,color .12s ease;
}
.channel-list a:hover{background:var(--brand-soft);color:var(--brand);}
.channel-list a.is-active{background:var(--brand);color:#fff;font-weight:600;}

/* ================= 面包屑 ================= */
.crumb-wrap{padding-top:24px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-3);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:#C6D0DC;}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .current{color:var(--brand);font-weight:600;}

/* ================= 窄头 Hero ================= */
.page-hero{padding:36px 0 8px;}
.page-hero h1{
  font-size:40px;font-weight:700;line-height:1.3;color:var(--deep);letter-spacing:.2px;
  max-width:900px;
}
.page-hero .lead{margin-top:18px;font-size:17px;color:var(--text-2);line-height:1.9;max-width:760px;}
.hero-meta{
  margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;
  font-size:14px;color:var(--text-2);
}
.hero-meta .meta-item{display:flex;align-items:center;gap:8px;}
.hero-meta i{color:var(--brand);font-size:14px;}
.hero-meta .num{color:var(--deep);font-weight:700;font-variant-numeric:tabular-nums;}
.hero-divider{width:1px;height:16px;background:var(--line);display:inline-block;}

/* ================= 流程主体 ================= */
.guide-layout{padding-top:56px;}
.side-toc{position:sticky;top:24px;}
.toc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);overflow:hidden;
}
.toc-figure{position:relative;margin:0;}
.toc-figure img{width:100%;height:132px;object-fit:cover;}
.toc-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:10px 14px;
  font-size:12.5px;color:#fff;background:linear-gradient(180deg,rgba(11,46,99,0) 0%,rgba(11,46,99,.78) 100%);
}
.toc-body{padding:20px 22px 24px;}
.toc-body h2{font-size:16px;font-weight:600;color:var(--deep);letter-spacing:.3px;}
.toc-body p{margin-top:8px;font-size:13.5px;color:var(--text-3);line-height:1.7;}
.toc-list{margin-top:16px;display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:9px 10px;border-radius:10px;
  font-size:14.5px;color:var(--text-2);
}
.toc-list a:hover{background:var(--brand-soft);color:var(--brand);}
.toc-list .idx{
  font-size:12.5px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;min-width:20px;
}

.flow-list{display:flex;flex-direction:column;gap:0;}
.flow-item{
  display:flex;gap:24px;
  padding:28px 0;border-bottom:1px dashed var(--line);
  scroll-margin-top:32px;
}
.flow-item:first-child{padding-top:4px;}
.flow-item:last-child{border-bottom:0;padding-bottom:0;}
.flow-num{
  flex:none;width:66px;
  font-size:40px;font-weight:800;line-height:1;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:-1px;
}
.flow-content h2{font-size:20px;font-weight:600;color:var(--deep);line-height:1.5;}
.flow-content>p{margin-top:12px;font-size:16px;color:var(--text-2);line-height:1.85;}
.flow-points{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.flow-points li{
  position:relative;padding-left:20px;font-size:15px;color:var(--text-2);line-height:1.8;
}
.flow-points li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--brand);opacity:.75;
}
.flow-pair{margin-top:16px;display:flex;flex-wrap:wrap;gap:12px;}
.flow-pair .pair{
  flex:1 1 220px;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;box-shadow:var(--sh-1);
}
.flow-pair .pair h3{font-size:15px;font-weight:600;color:var(--deep);display:flex;align-items:center;gap:8px;}
.flow-pair .pair h3 i{color:var(--brand);font-size:14px;}
.flow-pair .pair p{margin-top:8px;font-size:14.5px;color:var(--text-2);line-height:1.75;}

/* ================= 提示条 ================= */
.notice-card{
  margin-top:44px;display:flex;gap:18px;align-items:flex-start;
  background:var(--accent-soft);border:1px solid var(--accent-line);
  border-radius:var(--r-card);padding:22px 24px;
}
.notice-card .notice-icon{
  flex:none;width:40px;height:40px;border-radius:12px;background:#FFE3CC;color:#c85c08;
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.notice-card h3{font-size:17px;font-weight:600;color:#8a3f04;}
.notice-card p{margin-top:8px;font-size:15px;color:#95511a;line-height:1.85;}

/* ================= FAQ ================= */
.faq-sec{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start;}
.faq-intro h2{font-size:28px;font-weight:600;color:var(--deep);line-height:1.4;}
.faq-intro p{margin-top:14px;font-size:16px;color:var(--text-2);line-height:1.85;max-width:320px;}
.faq-intro .faq-more{
  display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  font-size:15px;font-weight:600;color:var(--brand);
}
.faq-intro .faq-more:hover{gap:12px;}

.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  margin-bottom:12px;box-shadow:var(--sh-1);overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:last-child{margin-bottom:0;}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:17px;font-weight:600;color:var(--text);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:none;font-size:22px;font-weight:400;color:var(--brand);line-height:1;
  transition:transform .25s ease;
}
.faq-item[open]{border-left:3px solid var(--brand);box-shadow:var(--sh-2);}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--brand);}
.faq-body{padding:0 22px 20px;font-size:15px;color:var(--text-2);line-height:1.9;}

/* ================= CTA 带 ================= */
.cta-band{background:var(--deep);}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:56px 0;
}
.cta-text h2{font-size:28px;font-weight:600;color:#fff;line-height:1.4;}
.cta-text p{margin-top:12px;font-size:16px;color:rgba(255,255,255,.78);line-height:1.8;max-width:620px;}
.cta-actions{flex:none;display:flex;align-items:center;gap:14px;}

/* ================= 相关频道 ================= */
.related-sec{padding:64px 0 72px;}
.related-head{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.related-head h2{font-size:22px;font-weight:600;color:var(--deep);}
.related-head p{font-size:15px;color:var(--text-2);}
.pill-row{margin-top:22px;display:flex;flex-wrap:wrap;gap:12px;}
.pill-row a{
  display:inline-flex;align-items:center;gap:10px;
  height:46px;padding:0 22px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--text-2);
  font-size:15px;box-shadow:var(--sh-1);
}
.pill-row a i{color:var(--brand);font-size:14px;}
.pill-row a:hover{border-color:rgba(22,87,200,.4);color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-2);}

/* ================= 页脚 ================= */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);padding-top:64px;}
.footer-cols{padding-bottom:44px;}
.footer-brand .logo-mark{background:#fff;color:var(--deep);box-shadow:none;}
.footer-brand .logo-text{color:#fff;}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.66);max-width:340px;}
.site-footer h5{
  font-size:16px;font-weight:600;color:#fff;margin-bottom:18px;letter-spacing:.3px;
}
.footer-links,.footer-info{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);}
.footer-links a:hover{color:#fff;transform:translateX(2px);display:inline-block;}
.footer-info li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.68);line-height:1.7;}
.footer-info i{color:var(--mint);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ================= 响应式 ================= */
@media screen and (max-width:1023px){
  :root{--sec:64px;}
  .brandrow{height:64px;gap:14px;}
  .search-wrap{
    display:none;position:absolute;left:0;right:0;top:64px;
    padding:12px 20px;background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--sh-2);z-index:60;
  }
  .site-search{max-width:none;}
  .search-toggle{display:inline-flex;margin-left:auto;}
  .head-cta{margin-left:0;}
  body.search-open .search-wrap{display:flex;}
  .page-hero h1{font-size:34px;}
  .page-hero .lead{font-size:16px;}
  .sec-head h2{font-size:24px;}
  .faq-grid{grid-template-columns:1fr;gap:28px;}
  .faq-intro p{max-width:none;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:24px;padding:48px 0;}
  .side-toc{position:static;margin-bottom:32px;}
  .cta-text h2{font-size:24px;}
}

@media screen and (max-width:640px){
  :root{--sec:48px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .grid-x{margin-left:-8px;margin-right:-8px;}
  .grid-x>.cell{padding-left:8px;padding-right:8px;}
  .logo-text{font-size:16px;}
  .head-cta .btn span{display:inline;}
  .page-hero{padding:26px 0 4px;}
  .page-hero h1{font-size:28px;line-height:1.35;}
  .hero-meta{font-size:13.5px;gap:10px 16px;}
  .hero-divider{display:none;}
  .sec-head h2{font-size:21px;}
  .flow-item{flex-direction:column;gap:12px;padding:24px 0;}
  .flow-num{font-size:32px;width:auto;}
  .cta-inner{padding:40px 0;}
  .cta-text h2{font-size:21px;}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .notice-card{flex-direction:column;gap:12px;padding:20px;}
  .related-sec{padding:48px 0 56px;}
  .footer-bottom{flex-direction:column;justify-content:flex-start;}
}

/* roulang page: category3 */
:root{
  --c-primary:#1657C8;
  --c-primary-dark:#1246A3;
  --c-deep:#0B2E63;
  --c-orange:#FF7A1A;
  --c-orange-dark:#E96A0C;
  --c-mint:#12C7A0;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --line-strong:#D8E1EC;
  --t1:#0F1B2D;
  --t2:#4A5A6E;
  --t3:#8A98A8;
  --blue-soft:#E8F0FE;
  --orange-soft:#FFF3E8;
  --radius-card:14px;
  --radius-img:16px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(11,46,99,.06);
  --shadow-2:0 8px 24px -8px rgba(11,46,99,.14);
  --shadow-3:0 16px 36px -12px rgba(11,46,99,.20);
  --ease:.25s ease;
  --section-gap:96px;
  --container:1200px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease),background-color var(--ease),transform var(--ease),box-shadow var(--ease);}
a:hover{color:var(--c-primary-dark);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,p{margin:0;}
hr{border:none;border-top:1px solid var(--line);margin:32px 0;}
.grid-container{max-width:var(--container);margin:0 auto;padding-left:20px;padding-right:20px;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 20px -12px rgba(11,46,99,.28);}
.brandrow{display:flex;align-items:center;gap:20px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-deep));
  color:#fff;font-weight:700;font-size:18px;
  display:inline-flex;align-items:center;justify-content:center;
  letter-spacing:0;
}
.logo-text{font-size:19px;font-weight:700;color:var(--c-deep);letter-spacing:.2px;}
.search-wrap{flex:1 1 auto;max-width:520px;}
.site-search{
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 18px;
  background:#fff;border:1px solid var(--line-strong);border-radius:var(--radius-pill);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.site-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(22,87,200,.12);}
.site-search i{color:var(--t3);font-size:15px;}
.site-search input{
  flex:1;border:none;outline:none;background:transparent;
  font-size:15px;color:var(--t1);height:100%;
}
.site-search input::placeholder{color:#9AA7B6;}
.search-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line-strong);background:#fff;color:var(--t2);
  align-items:center;justify-content:center;font-size:16px;cursor:pointer;
}
.search-toggle:hover{color:var(--c-primary);border-color:var(--c-primary);}
.head-cta{margin-left:auto;flex:0 0 auto;}

.channelbar{border-top:1px solid var(--line);background:#fff;}
.channel-list{
  display:flex;gap:10px;align-items:center;
  padding:10px 0;
  overflow-x:auto;white-space:nowrap;
  -ms-overflow-style:none;scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel-list a{
  display:inline-block;padding:8px 18px;border-radius:var(--radius-pill);
  font-size:15px;color:var(--t2);background:transparent;line-height:1.6;
}
.channel-list a:hover{background:var(--blue-soft);color:var(--c-primary);}
.channel-list a.is-active{background:var(--c-primary);color:#fff;font-weight:600;}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all var(--ease);
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--blue-soft);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn-orange{background:var(--c-orange);color:#fff;box-shadow:0 10px 24px -12px rgba(255,122,26,.7);}
.btn-orange:hover{background:var(--c-orange-dark);color:#fff;transform:translateY(-2px);}
.btn-sm{height:42px;padding:0 20px;font-size:15px;}
.btn:focus-visible{box-shadow:0 0 0 2px #fff,0 0 0 4px var(--c-primary);}

/* ============ Breadcrumb ============ */
.crumb-wrap{padding:24px 0 0;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--t3);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--line-strong);}
.breadcrumb a{color:var(--t3);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .current{color:var(--c-primary);font-weight:600;}

/* ============ Section base ============ */
.section{padding-top:var(--section-gap);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--c-primary);background:var(--blue-soft);
  padding:5px 14px;border-radius:var(--radius-pill);margin-bottom:14px;
}
.section-head h2{font-size:28px;font-weight:600;color:var(--c-deep);line-height:1.5;}
.section-head p{margin-top:12px;color:var(--t2);font-size:16px;}
.section-head.center{max-width:720px;margin-left:auto;margin-right:auto;text-align:center;}

/* ============ Hero ============ */
.cat-hero{padding-top:28px;}
.cat-hero .hero-grid{display:grid;grid-template-columns:1fr 360px;gap:44px;align-items:center;}
.cat-hero h1{font-size:40px;font-weight:700;line-height:1.35;color:var(--c-deep);}
.cat-hero .hero-lead{margin-top:18px;font-size:17px;color:var(--t2);max-width:640px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--t2);
}
.tag i{color:var(--c-mint);font-size:12px;}
.hero-side{position:relative;}
.hero-side img{
  width:100%;border-radius:var(--radius-img);box-shadow:var(--shadow-2);
  object-fit:cover;aspect-ratio:4/3;
}
.hero-side .mini-card{
  position:absolute;left:-14px;bottom:-18px;
  background:#fff;border-radius:var(--radius-card);box-shadow:var(--shadow-3);
  padding:14px 18px;border:1px solid var(--line);min-width:170px;
}
.hero-side .mini-card strong{display:block;font-size:24px;color:var(--c-orange);line-height:1.2;}
.hero-side .mini-card span{font-size:13px;color:var(--t2);}

/* ============ 对比卡网格 ============ */
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.feat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.feat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(22,87,200,.35);}
.feat-card h3{font-size:18px;font-weight:600;color:var(--c-deep);display:flex;align-items:center;gap:10px;}
.feat-card h3 i{color:var(--c-primary);font-size:16px;}
.feat-card .card-note{margin-top:8px;font-size:14px;color:var(--t3);}
.feat-list{margin-top:16px;display:flex;flex-direction:column;gap:10px;flex:1;}
.feat-list li{position:relative;padding-left:20px;font-size:15px;color:var(--t2);line-height:1.75;}
.feat-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:50%;background:var(--blue-soft);
  box-shadow:inset 0 0 0 2px var(--c-primary);
}
.feat-card .card-foot{margin-top:22px;padding-top:18px;border-top:1px dashed var(--line-strong);}

/* ============ 数据面板深色带 ============ */
.panel-band{
  margin-top:var(--section-gap);
  background:linear-gradient(135deg,#0B2E63 0%,#123f80 100%);
  color:#fff;padding:64px 0;
}
.panel-band .grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;}
.panel-band h2{font-size:28px;font-weight:600;line-height:1.5;color:#fff;}
.panel-band p{margin-top:14px;color:#C9D8EE;font-size:16px;}
.stat-row{display:flex;flex-wrap:wrap;gap:36px;margin-top:28px;}
.stat-row .stat strong{display:block;font-size:32px;font-weight:700;color:#FFB673;line-height:1.2;}
.stat-row .stat span{font-size:14px;color:#C9D8EE;}
.panel-list{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-card);padding:26px;}
.panel-list h4{font-size:16px;color:#fff;margin-bottom:14px;}
.panel-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:10px 0;border-bottom:1px solid rgba(255,255,255,.1);
  font-size:15px;color:#DCE7F7;
}
.panel-list li:last-child{border-bottom:none;}
.panel-list li i{color:var(--c-mint);margin-top:5px;font-size:13px;}

/* ============ 图文块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.split.reverse .split-media{order:2;}
.split-media img{width:100%;border-radius:var(--radius-img);box-shadow:var(--shadow-2);object-fit:cover;aspect-ratio:16/10;}
.split-body h2{font-size:28px;font-weight:600;color:var(--c-deep);line-height:1.5;}
.split-body p{margin-top:16px;color:var(--t2);font-size:16px;}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--t2);}
.check-list li i{color:var(--c-primary);margin-top:5px;font-size:14px;}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:1fr 2fr;gap:44px;align-items:start;}
.faq-aside h2{font-size:28px;font-weight:600;color:var(--c-deep);line-height:1.5;}
.faq-aside p{margin-top:14px;color:var(--t2);font-size:15px;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow-1);overflow:hidden;position:relative;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:transparent;transition:background var(--ease);
}
.faq-item.is-open{border-color:rgba(22,87,200,.35);box-shadow:var(--shadow-2);}
.faq-item.is-open::before{background:var(--c-primary);}
.faq-q{
  width:100%;min-height:56px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 22px;background:transparent;border:none;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--t1);text-align:left;line-height:1.6;
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 16px;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
  transition:transform var(--ease),opacity var(--ease);
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.9;color:var(--t2);}

/* ============ 相关频道 pill ============ */
.related-band{padding-top:var(--section-gap);}
.related-band h2{font-size:22px;font-weight:600;color:var(--c-deep);margin-bottom:18px;}
.pill-group{display:flex;flex-wrap:wrap;gap:12px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line-strong);
  font-size:15px;color:var(--t2);box-shadow:var(--shadow-1);
}
.pill:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px);}
.pill.is-current{background:var(--c-deep);border-color:var(--c-deep);color:#fff;}
.pill.is-current:hover{color:#fff;transform:none;}

/* ============ CTA ============ */
.cta-band{
  margin-top:var(--section-gap);
  background:var(--c-deep);color:#fff;padding:56px 0;
}
.cta-band .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;}
.cta-band h2{font-size:26px;font-weight:600;color:#fff;line-height:1.5;}
.cta-band p{margin-top:10px;color:#BFD2EC;font-size:15px;}

/* ============ Footer ============ */
.site-footer{background:var(--c-deep);color:#C9D8EE;padding:64px 0 0;margin-top:0;}
.site-footer .logo-text{color:#fff;}
.footer-cols{padding-bottom:40px;}
.site-footer h5{font-size:16px;color:#fff;font-weight:600;margin-bottom:16px;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:#A9BEDC;max-width:340px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:#A9BEDC;display:inline-block;}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-info li{display:flex;gap:10px;font-size:14px;color:#A9BEDC;margin-bottom:12px;line-height:1.7;}
.footer-info i{color:#6E9BE0;margin-top:5px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#8FA9D0;
}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  :root{--section-gap:64px;}
  .brandrow{height:64px;}
  .cat-hero h1{font-size:34px;}
  .cat-hero .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-side{max-width:520px;}
  .hero-side .mini-card{left:12px;bottom:-16px;}
  .panel-band .grid{grid-template-columns:1fr;gap:32px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split.reverse .split-media{order:0;}
  .faq-layout{grid-template-columns:1fr;gap:26px;}
  .cta-band .cta-inner{flex-direction:column;align-items:flex-start;}
  .section-head h2{font-size:24px;}
  .split-body h2,.panel-band h2,.faq-aside h2{font-size:24px;}
}
@media screen and (max-width:639px){
  :root{--section-gap:48px;}
  .brandrow{height:60px;gap:12px;}
  .logo-text{font-size:16px;}
  .logo-mark{width:32px;height:32px;font-size:16px;border-radius:9px;}
  .desk-search{display:none;}
  .search-toggle{display:inline-flex;}
  .search-wrap{
    display:none;position:absolute;left:0;right:0;top:60px;
    padding:12px 20px;background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);max-width:none;
  }
  .search-wrap.is-open{display:block;}
  .head-cta .btn span{display:none;}
  .head-cta .btn{width:44px;padding:0;}
  .cat-hero h1{font-size:28px;}
  .cat-hero .hero-lead{font-size:16px;}
  .card-grid{grid-template-columns:1fr;gap:18px;}
  .feat-card{padding:20px;}
  .stat-row{gap:24px;}
  .stat-row .stat strong{font-size:26px;}
  .btn{width:100%;}
  .head-cta .btn,.pill{width:auto;}
  .panel-band{padding:48px 0;}
  .cta-band{padding:44px 0;}
  .footer-bottom{flex-direction:column;}
}