/* roulang page: index */
:root{
  --brand:#0B6E8F;
  --brand-dark:#08546D;
  --brand-soft:rgba(11,110,143,.08);
  --accent:#F26A2E;
  --accent-soft:rgba(242,106,46,.12);
  --cyan:#17B8C4;
  --ok:#0FA37F;
  --bg:#F5F8FA;
  --surface:#FFFFFF;
  --ink:#0F1D2B;
  --ink-2:#5A6B7B;
  --ink-3:#93A2AF;
  --line:#E3E9F0;
  --footer-bg:#0B2230;
  --r-lg:14px;
  --r-md:10px;
  --r-pill:999px;
  --r-badge:6px;
  --sh-sm:0 1px 2px rgba(11,34,48,.06);
  --sh-md:0 8px 24px -12px rgba(11,34,48,.18);
  --sh-hover:0 16px 36px -16px rgba(11,34,48,.26);
  --gap:22px;
  --sec:88px;
  --container:1200px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-dark);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35;letter-spacing:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
@media (min-width:1280px){.container{max-width:1280px;}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-md);}
.nav-inner{
  height:72px;display:flex;align-items:center;gap:26px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:26px;height:26px;flex:0 0 26px;}
.brand-text{font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--brand);}
.nav-links{display:flex;align-items:center;gap:24px;margin-left:6px;}
.nav-link{
  position:relative;font-size:14px;color:var(--ink-2);padding:6px 0;font-weight:500;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brand);
  opacity:.6;transition:width .2s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-link.is-active::after{width:60%;opacity:1;}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  width:280px;height:40px;padding:0 12px;
  background:#F1F5F8;border:1px solid transparent;border-radius:var(--r-md);
  transition:all .18s ease;
}
.cmd-search i{color:var(--ink-3);font-size:13px;}
.cmd-search input{
  flex:1;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);
  min-width:0;
}
.cmd-search input::placeholder{color:var(--ink-3);}
.cmd-search:focus-within{
  background:#fff;border-color:var(--brand);box-shadow:inset 0 0 0 1px rgba(11,110,143,.18);
}
.kbd{
  font-size:11px;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;line-height:1.6;flex-shrink:0;
}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-md);border:0;background:transparent;
  color:var(--ink-2);font-size:15px;display:flex;align-items:center;justify-content:center;
  transition:background .18s ease,color .18s ease;
}
.icon-btn:hover{background:#EEF3F7;color:var(--brand);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 22px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-sm);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7);}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-sm{height:36px;padding:0 16px;font-size:13px;}
.hamburger{display:none;width:44px;height:44px;border:0;background:transparent;color:var(--ink);font-size:18px;border-radius:var(--r-md);}
.hamburger:hover{background:#EEF3F7;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,34,48,.42);opacity:0;visibility:hidden;
  transition:opacity .2s ease;z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:86%;max-width:360px;background:#fff;z-index:95;
  transform:translateX(100%);transition:transform .24s ease;
  display:flex;flex-direction:column;padding:18px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer .cmd-search{width:100%;margin-bottom:18px;}
.drawer-link{
  display:block;font-size:16px;color:var(--ink);padding:14px 4px;border-bottom:1px solid var(--line);
}
.drawer-link.is-active{color:var(--brand);font-weight:600;}
.drawer-foot{margin-top:auto;padding-top:18px;}
.drawer-foot .btn{width:100%;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:#0B2230;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(8,84,109,.92) 0%,rgba(11,110,143,.72) 42%,rgba(11,110,143,.12) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  padding:120px 0 96px;
  max-width:760px;
}
.status-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.28);
  border-radius:var(--r-pill);padding:5px 14px;font-size:13px;margin-bottom:20px;
}
.dot-live{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  animation:pulse 1.6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}
.hero-live{
  position:absolute;top:24px;right:24px;z-index:3;
  display:inline-flex;align-items:center;gap:7px;background:var(--accent);color:#fff;
  font-size:12px;padding:4px 12px;border-radius:var(--r-pill);
}
.hero h1{
  color:#fff;font-size:46px;font-weight:800;line-height:1.28;margin-bottom:16px;
}
.hero-sub{
  color:rgba(255,255,255,.86);font-size:17px;line-height:1.8;max-width:620px;margin-bottom:30px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;}
.quick-card{
  position:absolute;right:24px;bottom:72px;z-index:3;width:260px;
  background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-hover);padding:18px 20px;
}
.quick-card .qc-label{font-size:12px;color:var(--ink-3);letter-spacing:.5px;}
.quick-card .qc-title{font-size:15px;font-weight:700;margin:6px 0 4px;}
.quick-card .qc-desc{font-size:13px;color:var(--ink-2);line-height:1.7;}
.quick-card .qc-link{font-size:13px;font-weight:600;margin-top:10px;display:inline-flex;align-items:center;gap:6px;}
.quick-card .qc-link i{transition:transform .18s ease;}
.quick-card:hover .qc-link i{transform:translateX(4px);}

/* ============ 板块通用 ============ */
.section{padding:var(--sec) 0;}
.section-alt{background:#fff;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;
}
.section-head .sh-left{max-width:720px;}
.section-title{font-size:28px;position:relative;padding-bottom:12px;}
.section-title::after{
  content:"";position:absolute;left:0;bottom:0;width:40px;height:4px;border-radius:2px;background:var(--brand);
}
.section-title.alt::after{background:var(--accent);}
.section-desc{font-size:15px;color:var(--ink-2);margin-top:12px;}
.link-more{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;white-space:nowrap;}
.link-more i{transition:transform .18s ease;}
.link-more:hover i{transform:translateX(4px);}

/* ============ 横滑内容流 ============ */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 40px 18px 0;scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-card{
  flex:0 0 280px;scroll-snap-align:start;
}
.rail-cover{
  position:relative;aspect-ratio:2/3;border-radius:var(--r-lg);overflow:hidden;background:#EEF3F7;
  border:1px solid var(--line);
}
.rail-cover img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease;}
.rail-card:hover .rail-cover img{transform:scale(1.04);}
.rail-cover::after{
  content:"";position:absolute;inset:auto 0 0 0;height:58%;
  background:linear-gradient(to top,rgba(11,34,48,.86),rgba(11,34,48,0));
}
.rail-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  background:var(--accent);color:#fff;font-size:11px;padding:3px 10px;border-radius:var(--r-badge);
}
.rail-title{
  position:absolute;left:14px;right:14px;bottom:14px;z-index:2;color:#fff;font-size:15px;font-weight:600;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.rail-meta{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:13px;color:var(--ink-2);}
.badge{
  display:inline-block;background:var(--brand-soft);color:var(--brand);font-size:12px;
  padding:2px 9px;border-radius:var(--r-badge);font-weight:600;
}
.badge-accent{background:var(--accent-soft);color:#B8431A;}
.rail-nav{
  position:absolute;top:38%;width:40px;height:40px;border-radius:50%;border:0;background:#fff;
  box-shadow:var(--sh-md);color:var(--ink);display:flex;align-items:center;justify-content:center;
  transition:background .18s ease,color .18s ease;z-index:4;
}
.rail-nav:hover{background:var(--brand);color:#fff;}
.rail-nav.prev{left:-8px;}
.rail-nav.next{right:-8px;}
.rail-nav[disabled]{opacity:.4;cursor:not-allowed;}

/* ============ 热播推荐 1大2小 ============ */
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;}
.feature-main{
  position:relative;border-radius:var(--r-lg);overflow:hidden;background:#EEF3F7;
  border:1px solid var(--line);box-shadow:var(--sh-md);min-height:380px;
}
.feature-main img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .22s ease;}
.feature-main:hover img{transform:scale(1.03);}
.feature-main::after{
  content:"";position:absolute;inset:auto 0 0 0;height:70%;
  background:linear-gradient(to top,rgba(11,34,48,.9),rgba(11,34,48,0));
}
.feature-main-body{position:relative;z-index:2;padding:26px;margin-top:auto;display:flex;flex-direction:column;justify-content:flex-end;height:100%;}
.feature-main-body h3{color:#fff;font-size:22px;margin:10px 0 10px;}
.feature-main-body p{color:rgba(255,255,255,.82);font-size:14px;line-height:1.75;max-width:520px;}
.feature-side{display:flex;flex-direction:column;gap:20px;}
.mini-card{
  display:grid;grid-template-columns:132px 1fr;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:14px;box-shadow:var(--sh-sm);transition:box-shadow .18s ease,transform .18s ease;
}
.mini-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.mini-card .mc-cover{aspect-ratio:3/2;border-radius:var(--r-md);overflow:hidden;background:#EEF3F7;}
.mini-card .mc-cover img{width:100%;height:100%;object-fit:cover;}
.mini-card h3{font-size:16px;margin-bottom:6px;}
.mini-card p{font-size:13px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini-card .mc-meta{font-size:12px;color:var(--ink-3);margin-top:8px;}

/* ============ 片单分区卡 ============ */
.grid-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.p-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-sm);transition:box-shadow .18s ease,transform .18s ease;position:relative;
}
.p-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.p-cover{position:relative;aspect-ratio:3/2;overflow:hidden;background:#EEF3F7;}
.p-cover img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease;}
.p-card:hover .p-cover img{transform:scale(1.03);}
.p-hover-btn{
  position:absolute;top:10px;right:10px;background:#fff;color:var(--brand);font-size:12px;
  padding:4px 12px;border-radius:var(--r-pill);box-shadow:var(--sh-md);opacity:0;transform:translateY(-4px);
  transition:opacity .18s ease,transform .18s ease;font-weight:600;
}
.p-card:hover .p-hover-btn{opacity:1;transform:translateY(0);}
.p-body{padding:18px 20px 20px;}
.p-body h3{font-size:17px;margin-bottom:8px;}
.p-body p{font-size:13px;color:var(--ink-2);line-height:1.7;}
.p-meta{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:12px;color:var(--ink-3);}
.sub-block{margin-bottom:56px;}
.sub-block:last-child{margin-bottom:0;}

/* ============ 最新信息 CMS 列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-sm);
  transition:box-shadow .18s ease,transform .18s ease;overflow:hidden;
}
.news-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.news-card a.news-link{display:block;padding:20px 22px;color:inherit;}
.news-card h3{font-size:17px;margin:12px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card a.news-link:hover h3{color:var(--brand);}
.news-card p{font-size:14px;color:var(--ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{display:flex;align-items:center;gap:12px;margin-top:14px;font-size:13px;color:var(--ink-3);}
.news-foot .nf-right{margin-left:auto;color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.news-card a.news-link:hover .nf-right i{transform:translateX(3px);}
.news-foot .nf-right i{transition:transform .18s ease;}
.empty-card{
  grid-column:1/-1;border:1px dashed var(--line);border-radius:var(--r-lg);background:#fff;
  padding:48px 24px;text-align:center;color:var(--ink-2);
}
.empty-card i{font-size:26px;color:var(--ink-3);margin-bottom:12px;display:block;}
.empty-card p{font-size:14px;margin-bottom:16px;}

/* ============ 数据信任条 ============ */
.stats-strip{background:#EEF3F7;padding:52px 0;}
.stat{text-align:center;padding:6px 10px;}
.stat .num{font-size:34px;font-weight:800;color:var(--brand);line-height:1.2;font-family:Inter,system-ui,sans-serif;}
.stat .lbl{font-size:13px;color:var(--ink-2);margin-top:6px;}
.stat + .stat{border-left:1px solid #DCE5EC;}

/* ============ FAQ ============ */
.faq-wrap{max-width:760px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;padding:20px 0;
  display:flex; align-items:center;gap:16px;font-size:16px;font-weight:700;color:var(--ink);
}
.faq-q i{margin-left:auto;color:var(--brand);font-size:14px;transition:transform .2s ease;flex-shrink:0;}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-a p{font-size:15px;color:var(--ink-2);line-height:1.8;padding:0 0 20px;}
.faq-item.is-open .faq-a{max-height:320px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand-dark);border-radius:0;
}
.cta-band .cta-bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.16;
}
.cta-inner{position:relative;z-index:2;padding:64px 0;display:flex;align-items:center;gap:32px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;font-size:26px;margin-bottom:10px;}
.cta-inner p{color:rgba(255,255,255,.8);font-size:15px;}
.cta-inner .cta-btn{margin-left:auto;}

/* ============ 页脚 ============ */
.site-footer{background:var(--footer-bg);color:rgba(255,255,255,.7);padding:64px 0 0;font-size:14px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-text{color:#fff;}
.foot-brand .brand-text em{color:#5FC9E4;}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:18px;}
.foot-col p{line-height:1.9;font-size:14px;}
.foot-col li{margin-bottom:11px;}
.foot-col a{color:rgba(255,255,255,.7);position:relative;}
.foot-col a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:#fff;transition:width .2s ease;
}
.foot-col a:hover{color:#fff;}
.foot-col a:hover::after{width:100%;}
.foot-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0;
  font-size:13px;color:rgba(255,255,255,.55);display:flex;gap:16px;flex-wrap:wrap;
}
.foot-bottom .fb-right{margin-left:auto;}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:#fff;color:var(--brand);border:1px solid var(--line);box-shadow:var(--sh-md);
  display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;
  transition:opacity .2s ease,transform .2s ease;z-index:70;
}
.to-top.is-show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .quick-card{display:none;}
  .hero-inner{max-width:100%;}
}
@media (max-width:1024px){
  :root{--sec:72px;}
  .nav-links,.cmd-search{display:none;}
  .hamburger{display:flex;align-items:center;justify-content:center;}
  .hero h1{font-size:36px;}
  .hero-inner{padding:96px 0 72px;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-main{min-height:320px;}
  .grid-cards{grid-template-columns:repeat(3,1fr);}
  .rail-nav{display:none;}
  .section-title{font-size:24px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  :root{--sec:56px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:15px;}
  .hero-cta .btn{flex:1 1 100%;}
  .hero-live{top:16px;right:16px;}
  .rail-card{flex:0 0 220px;}
  .grid-cards{grid-template-columns:repeat(2,1fr);gap:18px;}
  .news-grid{grid-template-columns:1fr;}
  .mini-card{grid-template-columns:110px 1fr;}
  .stat + .stat{border-left:0;}
  .stat{padding:14px 0;}
  .cta-inner .cta-btn{margin-left:0;width:100%;}
  .cta-inner .cta-btn .btn{width:100%;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (max-width:520px){
  .hero h1{font-size:28px;}
  .grid-cards{grid-template-columns:1fr;}
  .rail-card{flex:0 0 190px;}
  .mini-card{grid-template-columns:1fr;}
  .mini-card .mc-cover{aspect-ratio:16/9;}
  .section-title{font-size:22px;}
  .p-hover-btn{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --c-primary:#0B6E8F;
  --c-primary-dark:#08546D;
  --c-accent:#F26A2E;
  --c-cyan:#17B8C4;
  --c-success:#0FA37F;
  --c-bg:#F5F8FA;
  --c-surface:#FFFFFF;
  --c-text:#0F1D2B;
  --c-text-2:#5A6B7B;
  --c-text-3:#93A2AF;
  --c-line:#E3E9F0;
  --c-soft:#F1F5F8;
  --c-foot:#0B2230;
  --r-lg:14px;
  --r-md:10px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(11,34,48,.06);
  --sh-md:0 8px 24px -12px rgba(11,34,48,.18);
  --sh-lg:0 16px 36px -16px rgba(11,34,48,.26);
  --container:1200px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
::selection{background:rgba(11,110,143,.18)}

/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow var(--ease)}
.site-header.is-scrolled{box-shadow:var(--sh-md)}
.nav-wrap{display:flex;align-items:center;gap:26px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:26px;height:26px;flex-shrink:0;color:var(--c-primary)}
.brand-text{font-size:19px;font-weight:700;color:var(--c-text);white-space:nowrap}
.brand-text em{font-style:normal;color:var(--c-primary)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{position:relative;padding:8px 12px;font-size:14px;font-weight:500;color:var(--c-text-2);border-radius:8px;transition:color var(--ease),background var(--ease)}
.nav-link::after{content:"";position:absolute;left:50%;bottom:1px;width:0;height:2px;border-radius:2px;background:var(--c-primary);transform:translateX(-50%);transition:width 200ms ease}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{width:58%}
.nav-link.is-active{color:var(--c-primary);font-weight:600}
.nav-link.is-active::after{width:58%}
.nav-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.cmd-search{position:relative;display:flex;align-items:center;gap:8px;width:280px;height:40px;padding:0 10px;background:var(--c-soft);border:1.5px solid transparent;border-radius:var(--r-md);transition:background var(--ease),border-color var(--ease),box-shadow var(--ease)}
.cmd-search:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:inset 0 1px 2px rgba(11,34,48,.06)}
.cmd-search .ico{width:17px;height:17px;color:var(--c-text-3);flex-shrink:0}
.cmd-search input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:14px;color:var(--c-text)}
.cmd-search input::placeholder{color:var(--c-text-3)}
.cmd-search .kbd{font-size:11px;line-height:1.5;color:var(--c-text-3);background:#fff;border:1px solid var(--c-line);border-radius:6px;padding:1px 5px}
.icon-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-md);color:var(--c-text-2);transition:background var(--ease),color var(--ease)}
.icon-btn:hover{background:var(--c-soft);color:var(--c-primary)}
.icon-btn .ico{width:20px;height:20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-pill);padding:11px 22px;font-size:15px;font-weight:600;line-height:1.4;white-space:nowrap;transition:transform var(--ease),background var(--ease),box-shadow var(--ease),color var(--ease),border-color var(--ease)}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--c-primary);border:1.5px solid var(--c-primary)}
.btn-ghost:hover{background:rgba(11,110,143,.08);transform:translateY(-1px)}
.btn-soft{background:var(--c-soft);color:var(--c-primary-dark);border:1px solid var(--c-line)}
.btn-soft:hover{background:#fff;border-color:var(--c-primary)}
.btn-sm{padding:8px 16px;font-size:14px}
.btn-block{width:100%}
.hamburger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:var(--r-md);color:var(--c-text)}
.hamburger:hover{background:var(--c-soft)}
.hamburger span{display:block;width:20px;height:2px;border-radius:2px;background:currentColor;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:20px;height:2px;border-radius:2px;background:currentColor}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* drawer */
.drawer-scrim{position:fixed;inset:0;background:rgba(11,34,48,.45);opacity:0;visibility:hidden;transition:opacity 240ms ease,visibility 240ms ease;z-index:70}
.drawer-scrim.is-open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;right:0;width:86%;max-width:360px;height:100%;padding:20px;background:#fff;box-shadow:var(--sh-lg);z-index:80;display:flex;flex-direction:column;gap:10px;overflow-y:auto;transform:translateX(102%);transition:transform 260ms ease}
.mobile-drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.drawer-head .brand{gap:8px}
.drawer-search{width:100%;height:44px;margin-bottom:6px}
.drawer-link{display:block;padding:14px 6px;font-size:16px;font-weight:500;color:var(--c-text);border-bottom:1px solid var(--c-line);transition:color var(--ease),padding-left var(--ease)}
.drawer-link:hover{color:var(--c-primary);padding-left:12px}
.drawer-link.is-active{color:var(--c-primary);font-weight:600}
.drawer-cta{margin-top:auto;padding-top:16px}

/* ============ progress ============ */
.progress-track{position:sticky;top:72px;z-index:40;height:3px;background:var(--c-line)}
.progress-bar{height:100%;width:0;background:var(--c-primary);transition:width 90ms linear}

/* ============ article head ============ */
.article-hero{background:#fff;border-bottom:1px solid var(--c-line);padding:32px 0 34px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);margin-bottom:18px}
.breadcrumb a{color:var(--c-text-2);transition:color var(--ease)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:#C7D2DC}
.article-h1{font-size:32px;font-weight:700;line-height:1.42;max-width:880px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:18px;font-size:13px;color:var(--c-text-3)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C7D2DC}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;font-size:12px;font-weight:600;border-radius:6px;background:rgba(11,110,143,.12);color:var(--c-primary)}
.badge-accent{background:var(--c-accent);color:#fff}
.badge-soft{background:var(--c-soft);color:var(--c-text-2);font-weight:500}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

/* ============ article body ============ */
.article-main{padding:44px 0 8px}
.reading-col{max-width:760px;margin:0 auto}
.article-body{font-size:17px;line-height:1.9;color:var(--c-text)}
.article-body p{margin:0 0 16px}
.article-body h2{position:relative;font-size:22px;font-weight:700;line-height:1.5;margin:38px 0 14px;padding-left:14px}
.article-body h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:2px;background:var(--c-primary)}
.article-body h3{font-size:18px;font-weight:700;margin:26px 0 10px}
.article-body h4{font-size:16px;font-weight:600;margin:20px 0 8px}
.article-body ul,.article-body ol{margin:0 0 16px;padding-left:22px}
.article-body ul li{list-style:disc;margin-bottom:8px;line-height:1.9}
.article-body ol li{list-style:decimal;margin-bottom:8px;line-height:1.9}
.article-body blockquote{margin:20px 0;padding:14px 18px;background:var(--c-soft);border-left:3px solid var(--c-primary);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--c-text-2);font-style:normal}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{width:auto;max-width:100%;height:auto;border-radius:var(--r-md);margin:20px auto}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--c-primary-dark)}
.article-body table{width:100%;margin:20px 0;border-collapse:collapse;font-size:15px;background:#fff;border-radius:var(--r-md);overflow:hidden}
.article-body th{background:var(--c-soft);color:var(--c-text);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:11px 14px;border-bottom:1px solid var(--c-line)}
.article-body tr:last-child td{border-bottom:0}
.article-body code{padding:2px 6px;font-size:14px;background:var(--c-soft);border-radius:6px;color:var(--c-primary-dark)}
.article-body hr{margin:28px 0;border:0;border-top:1px solid var(--c-line)}
.article-body figure{margin:22px 0}
.article-body figcaption{margin-top:8px;font-size:13px;color:var(--c-text-3);text-align:center}
.article-body strong{font-weight:600}

.article-empty{padding:44px 32px;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-lg);text-align:center}
.article-empty h2{font-size:22px;margin-bottom:10px}
.article-empty p{color:var(--c-text-2);margin-bottom:22px}

/* ============ related ============ */
.section{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{position:relative;font-size:26px;font-weight:700;padding-bottom:14px}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:40px;height:4px;border-radius:2px;background:var(--c-primary)}
.section-head p{margin-top:10px;font-size:15px;color:var(--c-text-2)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary)}
.link-more svg{width:16px;height:16px;transition:transform var(--ease)}
.link-more:hover svg{transform:translateX(4px)}

.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-md);transition:transform var(--ease),box-shadow var(--ease)}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-lg)}
.card-media{position:relative;overflow:hidden;background:#EEF3F7}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 220ms ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-tag{position:absolute;top:10px;left:10px;padding:3px 9px;font-size:12px;font-weight:600;border-radius:6px;background:rgba(255,255,255,.92);color:var(--c-primary)}
.card-body{padding:18px 20px 20px}
.card-body h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px}
.card-body h3 a{transition:color var(--ease)}
.card-body h3 a:hover{color:var(--c-primary)}
.card-body p{font-size:14px;color:var(--c-text-2);line-height:1.75}
.card-meta{margin-top:14px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--c-text-3)}

/* ============ bottom bar ============ */
.article-foot{display:flex;flex-wrap:wrap;align-items:center;gap:14px;max-width:760px;margin:0 auto;padding:8px 0 0}

/* ============ cta ============ */
.cta-band{background:var(--c-primary-dark);border-radius:var(--r-lg);padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;color:#fff;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-40px;top:-60px;width:240px;height:240px;border-radius:50%;border:1px solid rgba(255,255,255,.16)}
.cta-band::before{content:"";position:absolute;right:70px;bottom:-70px;width:170px;height:170px;border-radius:50%;border:1px solid rgba(255,255,255,.1)}
.cta-band h2{font-size:24px;font-weight:700;margin-bottom:8px}
.cta-band p{font-size:15px;color:rgba(255,255,255,.75)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
.btn-light{background:#fff;color:var(--c-primary-dark)}
.btn-light:hover{background:#EAF3F7;transform:translateY(-1px)}
.btn-line{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn-line:hover{background:rgba(255,255,255,.12)}

/* ============ footer ============ */
.site-footer{background:var(--c-foot);color:rgba(255,255,255,.7);font-size:14px;padding:64px 0 0;margin-top:72px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand .brand-mark{width:26px;height:26px}
.foot-brand .brand-text{color:#fff;font-size:18px}
.foot-brand .brand-text em{color:#5FC9E4}
.foot-col{margin-bottom:34px}
.foot-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.foot-col p{color:rgba(255,255,255,.68);line-height:1.85}
.foot-col ul li{margin-bottom:10px}
.foot-col ul li a{color:rgba(255,255,255,.7);transition:color var(--ease)}
.foot-col ul li a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.foot-bottom{margin-top:12px;padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:10px 24px;font-size:13px;color:rgba(255,255,255,.5)}
.fb-right{margin-left:auto}

/* ============ to top ============ */
.to-top{position:fixed;right:24px;bottom:28px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#fff;color:var(--c-primary);box-shadow:var(--sh-md);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity 220ms ease,transform 220ms ease,visibility 220ms ease;z-index:50}
.to-top.is-visible{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--c-primary);color:#fff}
.to-top svg{width:20px;height:20px}

/* ============ responsive ============ */
@media (max-width:1023px){
  .nav-links,.cmd-search,.icon-btn{display:none}
  .hamburger{display:inline-flex}
  .nav-wrap{height:60px;gap:14px}
  .brand-text{font-size:17px}
  .progress-track{top:60px}
  .article-h1{font-size:28px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 26px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .article-hero{padding:24px 0 26px}
  .article-h1{font-size:24px}
  .article-main{padding:30px 0 8px}
  .article-body{font-size:16px}
  .article-body h2{font-size:20px;margin:30px 0 12px}
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .section-head h2{font-size:22px}
  .related-grid{grid-template-columns:1fr}
  .site-footer{padding-top:48px;margin-top:56px}
  .fb-right{margin-left:0}
  .to-top{right:16px;bottom:18px}
}
@media (max-width:520px){
  .article-h1{font-size:22px}
  .brand-text{font-size:16px}
  .article-meta{gap:10px;font-size:12px}
  .cta-band h2{font-size:20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
    --brand:#0B6E8F;
    --brand-dark:#08546D;
    --accent:#F26A2E;
    --cyan:#17B8C4;
    --ok:#0FA37F;
    --bg:#F5F8FA;
    --surface:#FFFFFF;
    --text:#0F1D2B;
    --text-2:#5A6B7B;
    --text-3:#93A2AF;
    --line:#E3E9F0;
    --footer:#0B2230;
    --r-lg:14px;
    --r-md:10px;
    --r-sm:6px;
    --r-pill:999px;
    --sh-sm:0 1px 2px rgba(11,34,48,.06);
    --sh-md:0 8px 24px -12px rgba(11,34,48,.18);
    --sh-hover:0 16px 36px -16px rgba(11,34,48,.26);
    --gap:24px;
    --sec:88px;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border:0;}
  a{color:var(--brand);text-decoration:none;transition:color .18s ease,border-color .18s ease;}
  a:hover{color:var(--brand-dark);}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  button{font-family:inherit;cursor:pointer;}
  input{font-family:inherit;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
  @media(min-width:1400px){.container{max-width:1280px;}}

  /* ============ 按钮 / 徽章 / 标签 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    font-size:15px;font-weight:600;line-height:1;
    padding:14px 24px;border-radius:var(--r-pill);
    border:1px solid transparent;transition:all .18s ease;white-space:nowrap;
  }
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px -12px rgba(11,110,143,.9);}
  .btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);}
  .btn-ghost{background:transparent;color:var(--brand);border-color:rgba(11,110,143,.35);}
  .btn-ghost:hover{background:rgba(11,110,143,.08);color:var(--brand-dark);border-color:var(--brand);}
  .btn-light{background:#fff;color:var(--brand);}
  .btn-light:hover{background:#EAF4F8;color:var(--brand-dark);transform:translateY(-1px);}
  .btn-sm{padding:10px 18px;font-size:14px;}
  .btn-block{width:100%;}
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    font-size:13px;font-weight:600;padding:4px 10px;border-radius:var(--r-sm);
    background:rgba(11,110,143,.12);color:var(--brand-dark);
  }
  .badge-live{background:var(--accent);color:#fff;}
  .badge-soft{background:rgba(23,184,196,.14);color:#0B6E8F;}
  .pill-row{display:flex;flex-wrap:wrap;gap:10px;}
  .pill{
    display:inline-flex;align-items:center;gap:8px;
    font-size:14px;font-weight:500;color:var(--brand-dark);
    background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
    padding:8px 16px;transition:all .18s ease;
  }
  .pill:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);box-shadow:var(--sh-sm);}
  .dot-live{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;animation:pulse 1.6s infinite;}
  @keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}
  @media(prefers-reduced-motion:reduce){.dot-live{animation:none;}}

  /* ============ 导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;background:#fff;
    border-bottom:1px solid var(--line);transition:box-shadow .2s ease;
  }
  .site-header.is-scrolled{box-shadow:var(--sh-md);}
  .header-inner{display:flex;align-items:center;gap:20px;height:72px;}
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .brand-mark{width:26px;height:26px;flex:0 0 auto;}
  .brand-text{font-size:17px;font-weight:700;color:var(--text);letter-spacing:0;}
  .brand-text em{font-style:normal;color:var(--brand);}
  .nav-links{display:flex;align-items:center;gap:26px;margin-left:12px;}
  .nav-link{
    position:relative;font-size:14px;font-weight:500;color:var(--text-2);
    padding:6px 0;transition:color .18s ease;
  }
  .nav-link::after{
    content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
    background:var(--brand);opacity:.75;transition:width .2s ease;
  }
  .nav-link:hover{color:var(--brand);}
  .nav-link:hover::after{width:60%;}
  .nav-link.is-active{color:var(--brand);font-weight:600;}
  .nav-link.is-active::after{width:60%;}
  .header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
  .command-search{
    display:flex;align-items:center;gap:10px;
    width:280px;height:42px;padding:0 12px;
    background:#F1F5F8;border:1.5px solid transparent;border-radius:var(--r-md);
    transition:all .18s ease;
  }
  .command-search i{color:var(--text-3);font-size:14px;}
  .command-search input{
    flex:1;border:0;background:transparent;font-size:14px;color:var(--text);height:100%;
  }
  .command-search input:focus{outline:none;}
  .command-search input::placeholder{color:var(--text-3);}
  .command-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:inset 0 0 0 3px rgba(11,110,143,.10);}
  .kbd{
    font-size:12px;color:var(--text-3);background:#fff;border:1px solid var(--line);
    border-radius:var(--r-sm);padding:2px 6px;line-height:1.4;
  }
  .icon-btn{
    width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
    border:0;border-radius:var(--r-md);background:transparent;color:var(--text-2);font-size:16px;
    transition:all .18s ease;
  }
  .icon-btn:hover{background:#F1F5F8;color:var(--brand);}
  .header-cta{padding:12px 22px;}
  .menu-toggle{
    display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-md);
    background:#fff;padding:0;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  }
  .menu-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:all .2s ease;}
  .menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  .mobile-drawer{
    display:none;border-top:1px solid var(--line);background:#fff;padding:18px 24px 26px;
  }
  .mobile-drawer.is-open{display:block;}
  .mobile-drawer .command-search{width:100%;margin-bottom:16px;}
  .drawer-link{
    display:block;font-size:16px;font-weight:500;color:var(--text);
    padding:14px 2px;border-bottom:1px solid var(--line);
  }
  .drawer-link.is-active{color:var(--brand);font-weight:700;}
  .mobile-drawer .btn{margin-top:20px;width:100%;}

  /* ============ 页头 ============ */
  .page-head{
    position:relative;
    padding:44px 0 40px;
    background:
      linear-gradient(100deg,rgba(255,255,255,.96) 0%,rgba(245,248,250,.94) 46%,rgba(11,110,143,.32) 100%),
      url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    border-bottom:1px solid var(--line);
  }
  .breadcrumb{font-size:14px;color:var(--text-2);display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-bottom:16px;}
  .breadcrumb a{color:var(--text-2);}
  .breadcrumb a:hover{color:var(--brand);}
  .breadcrumb .sep{color:var(--text-3);}
  .breadcrumb .now{color:var(--brand-dark);font-weight:600;}
  .page-head h1{
    font-size:32px;line-height:1.35;font-weight:700;max-width:780px;
  }
  .page-head .page-sub{
    margin-top:14px;font-size:16px;color:var(--text-2);max-width:680px;line-height:1.85;
  }
  .page-head .pill-row{margin-top:22px;}

  /* ============ 通用板块 ============ */
  .section{padding-top:var(--sec);}
  .section-head{margin-bottom:32px;}
  .section-head h2{
    position:relative;font-size:28px;font-weight:700;line-height:1.4;padding-left:18px;
  }
  .section-head h2::before{
    content:"";position:absolute;left:0;top:12px;width:4px;height:24px;border-radius:2px;background:var(--brand);
  }
  .section-head .section-desc{margin-top:12px;color:var(--text-2);font-size:15px;max-width:720px;}

  /* ============ 主栅格 ============ */
  .main-wrap{padding-top:64px;padding-bottom:var(--sec);}
  .main-grid{align-items:flex-start;}
  .main-col,.side-col{padding-left:12px;padding-right:12px;}
  @media(min-width:1024px){
    .main-col{order:1;}
    .side-col{order:2;}
  }

  /* ============ 步骤条 ============ */
  .steps{position:relative;}
  .step{
    position:relative;display:flex;gap:20px;padding-bottom:32px;
  }
  .step:last-child{padding-bottom:0;}
  .step::before{
    content:"";position:absolute;left:19px;top:44px;bottom:0;width:2px;
    background:linear-gradient(180deg,rgba(11,110,143,.35),rgba(227,233,240,.9));
  }
  .step:last-child::before{display:none;}
  .step-num{
    position:relative;z-index:1;flex:0 0 auto;
    width:40px;height:40px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    background:#fff;border:2px solid var(--brand);color:var(--brand);
    font-size:15px;font-weight:700;box-shadow:var(--sh-sm);
  }
  .step-card{
    flex:1;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:20px 22px;box-shadow:var(--sh-sm);transition:all .18s ease;
  }
  .step:hover .step-card{box-shadow:var(--sh-md);transform:translateY(-2px);}
  .step-card h3{font-size:17px;font-weight:700;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
  .step-card h3 .tick{
    font-size:12px;font-weight:600;color:var(--accent);
    background:rgba(242,106,46,.12);border-radius:var(--r-sm);padding:2px 8px;
  }
  .step-card p{margin-top:10px;font-size:15px;color:var(--text-2);line-height:1.85;}
  .step-meta{
    margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);
    font-size:13px;color:var(--text-3);display:flex;flex-wrap:wrap;gap:8px 18px;
  }
  .step-meta span i{color:var(--cyan);margin-right:6px;}

  /* ============ 图文交替 ============ */
  .media-block{margin-top:44px;align-items:center;}
  .media-block + .media-block{margin-top:52px;}
  .media-figure{margin:0 0 20px;}
  .media-figure img{
    width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);
    background:#EEF3F7;
  }
  .media-figure figcaption{margin-top:10px;font-size:13px;color:var(--text-3);text-align:center;}
  .media-body h3{font-size:20px;font-weight:700;line-height:1.5;}
  .media-body p{margin-top:12px;font-size:15.5px;color:var(--text-2);line-height:1.9;}
  .media-body .pill-row{margin-top:18px;}
  @media(min-width:1024px){
    .media-block{display:flex;gap:32px;}
    .media-block .media-figure{flex:0 0 46%;margin-bottom:0;}
    .media-block .media-body{flex:1;}
    .media-block.reverse{flex-direction:row-reverse;}
  }

  /* ============ 速览卡（侧栏） ============ */
  .quick-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
    box-shadow:var(--sh-md);overflow:hidden;margin-bottom:28px;
  }
  .quick-head{
    padding:18px 22px;background:linear-gradient(120deg,rgba(11,110,143,.10),rgba(23,184,196,.10));
    border-bottom:1px solid var(--line);
  }
  .quick-head h2{font-size:17px;font-weight:700;}
  .quick-head p{margin-top:6px;font-size:13px;color:var(--text-2);}
  .quick-list{padding:8px 22px 6px;}
  .quick-item{
    display:flex;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line);
  }
  .quick-item:last-child{border-bottom:0;}
  .quick-item i{color:var(--brand);font-size:14px;margin-top:6px;flex:0 0 auto;}
  .quick-item strong{display:block;font-size:14.5px;font-weight:600;}
  .quick-item span{display:block;font-size:13px;color:var(--text-2);line-height:1.7;margin-top:2px;}
  .quick-foot{padding:16px 22px 22px;}
  .quick-foot .note{font-size:12.5px;color:var(--text-3);text-align:center;margin-top:12px;}
  @media(min-width:1024px){
    .side-col .sticky-inner{position:sticky;top:96px;}
  }

  /* ============ FAQ ============ */
  .faq-wrap{max-width:760px;}
  .accordion{border-top:1px solid var(--line);}
  .accordion .accordion-item{border-bottom:1px solid var(--line);}
  .accordion .accordion-title{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 2px;font-size:16px;font-weight:600;color:var(--text);
    border:0;background:transparent;transition:color .18s ease;
  }
  .accordion .accordion-title:hover{color:var(--brand);}
  .accordion .accordion-title::before{
    content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
    font-size:12px;color:var(--brand);order:2;transition:transform .2s ease;
  }
  .accordion .accordion-item.is-active .accordion-title::before{transform:rotate(45deg);}
  .accordion .accordion-content{padding:0 2px 20px;font-size:15px;color:var(--text-2);line-height:1.85;}

  /* ============ 相关栏目 ============ */
  .relate{margin-top:44px;}
  .relate h2{font-size:18px;font-weight:700;margin-bottom:16px;}

  /* ============ CTA 条 ============ */
  .cta-band{
    position:relative;overflow:hidden;margin-top:var(--sec);
    background:linear-gradient(120deg,#0B6E8F 0%,#08546D 100%);
    border-radius:var(--r-lg);
    padding:40px 36px;color:#fff;
    display:flex;flex-wrap:wrap;align-items:center;gap:24px;justify-content:space-between;
  }
  .cta-band h2{font-size:24px;font-weight:700;line-height:1.4;}
  .cta-band p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.82);max-width:560px;}
  .cta-band .deco{
    position:absolute;right:-40px;bottom:-60px;width:260px;height:260px;
    border:2px solid rgba(255,255,255,.14);border-radius:50%;
  }
  .cta-band .deco::after{
    content:"";position:absolute;inset:36px;border:2px solid rgba(255,255,255,.10);border-radius:50%;
  }
  .cta-band .cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--footer);color:rgba(255,255,255,.72);margin-top:var(--sec);padding:64px 0 0;font-size:14px;}
  .site-footer .foot-col{padding:0 12px 28px;}
  .site-footer h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
  .site-footer ul li{margin-bottom:10px;}
  .site-footer a{color:rgba(255,255,255,.72);border-bottom:2px solid transparent;}
  .site-footer a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.6);}
  .foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
  .foot-brand .brand-text{color:#fff;font-size:17px;font-weight:700;}
  .foot-brand .brand-text em{font-style:normal;color:#5FC9E4;}
  .site-footer p{line-height:1.85;color:rgba(255,255,255,.66);}
  .foot-bottom{
    border-top:1px solid rgba(255,255,255,.12);margin-top:12px;padding:20px 0 26px;
    display:flex;flex-wrap:wrap;gap:10px 24px;font-size:13px;color:rgba(255,255,255,.6);
  }
  .foot-bottom .fb-right{margin-left:auto;}

  /* ============ 回到顶部 ============ */
  .to-top{
    position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
    background:#fff;border:1px solid var(--line);box-shadow:var(--sh-md);
    display:flex;align-items:center;justify-content:center;color:var(--brand);
    opacity:0;visibility:hidden;transform:translateY(8px);transition:all .2s ease;z-index:70;
  }
  .to-top.is-show{opacity:1;visibility:visible;transform:translateY(0);}
  .to-top:hover{background:var(--brand);color:#fff;border-color:var(--brand);}

  /* ============ 响应式 ============ */
  @media(max-width:1023px){
    .nav-links,.command-search,.icon-btn{display:none;}
    .menu-toggle{display:flex;}
    .page-head h1{font-size:28px;}
    .section-head h2{font-size:24px;}
    :root{--sec:64px;}
  }
  @media(max-width:639px){
    .container{padding:0 16px;}
    :root{--sec:56px;}
    .header-inner{height:60px;}
    .header-cta{display:none;}
    .page-head{padding:32px 0 32px;}
    .page-head h1{font-size:24px;}
    .page-head .page-sub{font-size:15px;}
    .section-head h2{font-size:22px;}
    .step{gap:14px;}
    .step-num{width:34px;height:34px;font-size:14px;}
    .step::before{left:16px;top:38px;}
    .step-card{padding:16px 16px;}
    .media-body h3{font-size:18px;}
    .cta-band{padding:28px 20px;}
    .cta-band h2{font-size:20px;}
    .cta-band .cta-actions{width:100%;}
    .cta-band .cta-actions .btn{flex:1;}
    .foot-bottom .fb-right{margin-left:0;}
  }

/* roulang page: category2 */
:root{
  --brand:#0B6E8F;
  --brand-dark:#08546D;
  --accent:#F26A2E;
  --cyan:#17B8C4;
  --ok:#0FA37F;
  --bg:#F5F8FA;
  --bg-soft:#EEF4F7;
  --surface:#FFFFFF;
  --ink:#0F1D2B;
  --ink-2:#5A6B7B;
  --ink-3:#93A2AF;
  --line:#E3E9F0;
  --foot:#0B2230;
  --r-lg:14px;
  --r-md:10px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(11,34,48,.06);
  --sh-md:0 8px 24px -12px rgba(11,34,48,.18);
  --sh-hover:0 16px 36px -16px rgba(11,34,48,.26);
  --sec-pad:88px;
  --font-cn:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:var(--font-cn);font-size:16px;line-height:1.8;font-weight:400;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35;letter-spacing:0;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;color:var(--brand);padding:10px 16px;z-index:200;}
.skip-link:focus{left:12px;top:12px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--sec-pad) 0;}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

.sec-head{max-width:760px;margin:0 0 36px;}
.sec-title{position:relative;padding-left:16px;font-size:28px;line-height:1.35;}
.sec-title::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:26px;border-radius:2px;background:var(--brand);}
.sec-sub{margin:12px 0 0;font-size:16px;color:var(--ink-2);max-width:720px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;text-decoration:none;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px -16px rgba(8,84,109,.9);}
.btn-primary:focus-visible{outline:2px solid rgba(11,110,143,.3);outline-offset:2px;}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:rgba(11,110,143,.06);color:var(--brand-dark);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--brand);}
.btn-light:hover{background:#EAF4F7;color:var(--brand-dark);transform:translateY(-1px);}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;}
.btn-block{width:100%;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:70;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .18s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-md);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;color:var(--ink);}
.brand:hover{color:var(--brand);}
.brand-mark{width:26px;height:26px;flex:none;}
.brand-text{font-size:17px;font-weight:700;letter-spacing:0;}
.brand-text em{font-style:normal;color:var(--brand);}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:12px;}
.nav-link{
  position:relative;font-size:14px;font-weight:500;color:var(--ink-2);
  padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;border-radius:2px;
  background:var(--brand);transform:translateX(-50%);transition:width .18s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-link.is-active::after{width:60%;}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.cmd-search{
  display:flex;align-items:center;gap:8px;width:280px;height:40px;padding:0 12px;
  background:#F1F5F8;border:1px solid transparent;border-radius:var(--r-pill);
  transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.cmd-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,110,143,.12);}
.search-ico{width:16px;height:16px;flex:none;color:var(--ink-3);}
.cmd-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);font-family:inherit;
}
.cmd-search input::placeholder{color:var(--ink-3);}
.kbd{
  flex:none;font-size:11px;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;line-height:16px;
}
.icon-btn{
  position:relative;width:44px;height:44px;border-radius:12px;border:1px solid transparent;
  background:transparent;color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background-color .18s ease,color .18s ease;
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{background:#F1F5F8;color:var(--brand);}
.icon-btn::after{
  content:attr(data-tip);position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(-4px);
  background:var(--foot);color:#fff;font-size:12px;line-height:1;padding:7px 10px;border-radius:6px;
  white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .16s ease,transform .16s ease;
}
.icon-btn:hover::after{opacity:1;transform:translateX(-50%) translateY(0);}
.menu-btn{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;cursor:pointer;
}
.menu-btn svg{width:20px;height:20px;}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(11,34,48,.45);z-index:80;}
.drawer{
  position:fixed;top:0;right:0;width:86%;max-width:400px;height:100%;overflow-y:auto;
  background:#fff;z-index:90;padding:20px 20px 104px;box-shadow:-24px 0 48px -28px rgba(11,34,48,.5);
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink-2);font-size:20px;line-height:1;cursor:pointer;
}
.drawer-close:hover{color:var(--brand);}
.drawer .cmd-search{width:100%;margin-bottom:18px;}
.drawer-nav{display:block;}
.drawer-nav a{
  display:block;font-size:16px;color:var(--ink);padding:14px 4px;border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--brand);font-weight:600;}
.drawer-cta{position:fixed;left:20px;right:20px;bottom:20px;width:calc(100% - 40px);max-width:360px;}

/* ---------- 页头 band ---------- */
.page-band{
  position:relative;padding:60px 0 48px;border-bottom:1px solid var(--line);
  background:#EEF4F7 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  overflow:hidden;
}
.page-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(245,248,250,.96) 0%,rgba(245,248,250,.9) 46%,rgba(245,248,250,.66) 100%);
}
.page-band .container{position:relative;z-index:1;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:16px;}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--brand);}
.crumb-current{color:var(--brand);font-weight:600;}
.page-band h1{font-size:32px;line-height:1.3;max-width:820px;}
.band-sub{margin:14px 0 0;max-width:760px;font-size:16px;color:var(--ink-2);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(11,110,143,.08);color:var(--brand);font-size:13px;font-weight:500;
}
.tag-accent{background:rgba(242,106,46,.12);color:#C24B15;}

/* ---------- 卡片网格 ---------- */
.card-grid > .cell{margin-bottom:24px;}
.entry-card{
  display:flex;flex-direction:column;height:100%;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-md);transition:transform .18s ease,box-shadow .18s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.entry-thumb{position:relative;aspect-ratio:3/2;background:#EEF3F7;overflow:hidden;}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease;}
.entry-card:hover .entry-thumb img{transform:scale(1.03);}
.badge{
  position:absolute;left:12px;top:12px;display:inline-flex;align-items:center;height:24px;
  padding:0 10px;border-radius:6px;background:rgba(242,106,46,.92);color:#fff;
  font-size:12px;font-weight:600;letter-spacing:0;
}
.badge-soft{background:rgba(11,110,143,.92);}
.entry-body{display:flex;flex-direction:column;flex:1;padding:18px 20px 20px;}
.entry-title{font-size:17px;line-height:1.45;margin-bottom:8px;}
.entry-title a{color:var(--ink);}
.entry-title a:hover{color:var(--brand);}
.entry-desc{font-size:14px;color:var(--ink-2);line-height:1.75;margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.entry-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-top:auto;}
.dot{width:3px;height:3px;border-radius:50%;background:var(--ink-3);display:inline-block;}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.chip{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(23,184,196,.1);color:#0A7180;font-size:12px;font-weight:500;
}

/* ---------- 自查清单 ---------- */
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 24px;}
.check-item{
  display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:16px 18px;font-size:15px;color:var(--ink);line-height:1.7;
  transition:box-shadow .18s ease,transform .18s ease;
}
.check-item:hover{box-shadow:var(--sh-md);transform:translateY(-2px);}
.check-ico{flex:none;width:20px;height:20px;margin-top:4px;color:var(--ok);}
.check-note{
  margin-top:24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:20px 22px;font-size:14.5px;color:var(--ink-2);
}

/* ---------- 处理步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 20px;box-shadow:var(--sh-sm);transition:transform .18s ease,box-shadow .18s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-md);}
.step-num{
  width:34px;height:34px;border-radius:50%;background:rgba(11,110,143,.08);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;margin-bottom:14px;
}
.step h3{font-size:16px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-2);line-height:1.75;margin:0;}
@media (min-width:1025px){
  .step::after{
    content:"";position:absolute;top:39px;right:-14px;width:8px;height:2px;border-radius:2px;background:var(--line);
  }
  .step:last-child::after{display:none;}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:760px;}
.faq-wrap .accordion{border:0;background:transparent;margin:0;}
.faq-wrap .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
.faq-wrap .accordion-title{
  position:relative;border:0;padding:18px 44px 18px 0;font-size:16px;font-weight:600;color:var(--ink);
  background:transparent;transition:color .18s ease;
}
.faq-wrap .accordion-title:hover{color:var(--brand);background:transparent;}
.faq-wrap .accordion-title::before{
  content:"";position:absolute;right:6px;top:50%;width:14px;height:2px;border-radius:2px;
  background:var(--brand);transform:translateY(-50%);margin:0;
}
.faq-wrap .accordion-title::after{
  content:"";position:absolute;right:12px;top:50%;width:2px;height:14px;border-radius:2px;
  background:var(--brand);transform:translateY(-50%);transition:transform .2s ease,opacity .2s ease;
}
.faq-wrap .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(90deg);opacity:0;}
.faq-wrap .accordion-content{
  border:0;background:transparent;padding:0 0 18px;font-size:15px;color:var(--ink-2);line-height:1.8;
}
.faq-wrap .accordion-content p{margin-bottom:10px;}
.faq-wrap .accordion-content p:last-child{margin-bottom:0;}

/* ---------- 相关分类胶囊 ---------- */
.pill-nav{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px;}
.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);font-size:14.5px;font-weight:500;
  transition:border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.pill:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-md);}
.pill-arrow{width:14px;height:14px;color:var(--brand);}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;background:var(--brand);border-radius:18px;padding:44px 40px;color:#fff;overflow:hidden;
  box-shadow:0 20px 44px -28px rgba(8,84,109,.75);
}
.cta-band h2{color:#fff;font-size:26px;line-height:1.35;position:relative;z-index:1;}
.cta-band p{color:rgba(255,255,255,.84);margin:10px 0 0;font-size:15px;max-width:620px;position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;position:relative;z-index:1;}
.cta-deco{position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;border:1px solid rgba(255,255,255,.2);}
.cta-deco-2{position:absolute;right:120px;bottom:-90px;width:200px;height:200px;border-radius:50%;border:1px solid rgba(255,255,255,.14);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--foot);color:rgba(255,255,255,.72);margin-top:var(--sec-pad);padding:64px 0 0;}
.site-footer .grid-x{margin-bottom:0;}
.foot-col{margin-bottom:34px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-mark{width:26px;height:26px;}
.foot-brand .brand-text{color:#fff;font-size:17px;font-weight:700;}
.foot-brand .brand-text em{font-style:normal;color:#5FC9E4;}
.site-footer h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:14px;}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);margin:0 0 10px;}
.site-footer ul li{margin-bottom:8px;}
.site-footer a{color:rgba(255,255,255,.72);border-bottom:2px solid transparent;padding-bottom:1px;transition:color .18s ease,border-color .18s ease;}
.site-footer a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.6);}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:10px 28px;align-items:center;
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;font-size:13px;color:rgba(255,255,255,.6);
}
.foot-bottom .fb-right{margin-left:auto;}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--brand);display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-md);cursor:pointer;opacity:0;visibility:hidden;
  transition:opacity .18s ease,visibility .18s ease,transform .18s ease,background-color .18s ease,color .18s ease;
  z-index:60;
}
.to-top.is-visible{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}
.to-top svg{width:18px;height:18px;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .cmd-search{width:220px;}
  .nav-links{gap:20px;}
}
@media (max-width:1023px){
  .nav-links,.cmd-search,.icon-btn,.header-cta{display:none;}
  .menu-btn{display:inline-flex;}
  .header-inner{height:64px;gap:12px;}
  .page-band h1{font-size:28px;}
  .sec-title{font-size:24px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cta-band{padding:36px 28px;}
  .cta-band h2{font-size:22px;}
}
@media (max-width:767px){
  .check-list{grid-template-columns:1fr;}
  .brand-text{font-size:16px;}
}
@media (max-width:639px){
  :root{--sec-pad:56px;}
  .container{padding:0 16px;}
  .page-band{padding:44px 0 36px;}
  .page-band h1{font-size:26px;}
  .band-sub{font-size:15px;}
  .sec-title{font-size:22px;padding-left:14px;}
  .sec-title::before{height:22px;}
  .sec-head{margin-bottom:26px;}
  .steps{grid-template-columns:1fr;}
  .cta-band{padding:30px 22px;border-radius:16px;}
  .cta-band h2{font-size:20px;}
  .cta-actions .btn{width:100%;}
  .site-footer{margin-top:56px;padding-top:48px;}
  .foot-bottom .fb-right{margin-left:0;}
  .to-top{right:16px;bottom:16px;}
  .faq-wrap .accordion-title{font-size:15px;}
  .faq-wrap .accordion-content{font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

.faq-wrap .accordion-content{display:block !important;}