/* roulang page: index */
:root{
  --primary:#15559B;
  --primary-700:#0E3E76;
  --primary-50:#EAF2FB;
  --accent:#FF6B2C;
  --accent-600:#F75F1E;
  --teal:#0FA3A3;
  --base:#F7F9FC;
  --card:#FFFFFF;
  --ink:#16202E;
  --ink-2:#5A6B7F;
  --ink-3:#8B98A8;
  --line:#E3E9F1;
  --line-2:#EEF2F7;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(21,85,155,.06),0 8px 24px rgba(21,85,155,.08);
  --sh-2:0 16px 40px rgba(21,85,155,.14);
  --sh-nav:0 6px 20px rgba(21,85,155,.10);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --num:Inter,"HarmonyOS Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding:0;
  font-family:var(--font);
  font-size:16px;line-height:1.78;
  color:var(--ink);
  background:var(--base);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-700)}
h1,h2,h3,h4,p,ul,ol,li,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
button{font-family:var(--font);cursor:pointer}
.shell{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:var(--sh-nav);
  transition:background-color .25s ease,box-shadow .25s ease,height .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(21,85,155,.12);
  height:64px;
}
.header-inner{display:flex;align-items:center;gap:28px;height:72px;transition:height .25s ease}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:10px;flex:0 0 36px;
  background:linear-gradient(145deg,var(--primary) 0%,var(--primary-700) 100%);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(21,85,155,.24);
}
.brand-mark svg{width:20px;height:20px;fill:#fff}
.brand-text{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:0;line-height:1.2}
.brand-text em{font-style:normal;color:var(--primary)}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1 1 auto}
.nav-link{
  font-size:15px;font-weight:500;color:var(--ink-2);
  padding:9px 14px;border-radius:var(--r-btn);
  position:relative;white-space:nowrap;
  transition:color .2s ease,background-color .2s ease;
}
.nav-link:hover{color:var(--primary-700);background:var(--primary-50)}
.nav-link.is-active{color:var(--primary);font-weight:600;background:var(--primary-50)}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;border-radius:2px;
}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.ghost-link{font-size:14px;font-weight:500;color:var(--primary);padding:8px 4px}
.ghost-link:hover{color:var(--primary-700)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--primary);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-panel{
  display:none;background:#fff;border-top:1px solid var(--line);
  padding:16px 20px 24px;box-shadow:0 20px 40px rgba(21,85,155,.14);
}
.mobile-panel.is-open{display:block}
.mobile-panel a{display:flex;align-items:center;min-height:48px;font-size:15px;font-weight:500;color:var(--ink-2);border-bottom:1px solid var(--line-2)}
.mobile-panel a.is-active{color:var(--primary);font-weight:600}
.mobile-panel .btn{margin-top:16px;width:100%;border-bottom:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 28px;border-radius:var(--r-btn);border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(255,107,44,.28)}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,107,44,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:var(--primary-50);color:var(--primary-700);transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn-ghost:active{transform:translateY(0);box-shadow:none}
.btn-sm{padding:11px 20px;font-size:14px}
.btn:disabled{opacity:.55;pointer-events:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--primary);border-bottom:2px solid rgba(255,107,44,.35);padding-bottom:2px}
.link-arrow i{font-style:normal;transition:transform .2s ease}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- badge / tag ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;line-height:1;
  padding:6px 12px;border-radius:999px;
  background:var(--primary-50);color:var(--primary);
}
.badge-teal{background:rgba(15,163,163,.12);color:#0B7F7F}
.badge-accent{background:rgba(255,107,44,.12);color:#C74A12}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:150px 0 92px;background:linear-gradient(180deg,#F1F7FD 0%,#F7F9FC 100%)}
.hero::before{
  content:"";position:absolute;top:-120px;right:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(21,85,155,.10) 0%,rgba(21,85,155,0) 68%);
}
.hero .shell{position:relative;z-index:2}
.hero-grid{display:flex;flex-wrap:wrap;align-items:center;gap:56px}
.hero-copy{flex:1 1 520px;min-width:300px}
.hero-media{flex:1 1 420px;min-width:280px;position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--primary);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 16px;margin-bottom:22px;
  box-shadow:var(--sh-1);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
.hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:700;line-height:1.24;color:var(--ink);
  margin-bottom:20px;letter-spacing:0;
}
.hero h1 mark{background:linear-gradient(180deg,transparent 62%,rgba(255,107,44,.28) 62%);color:inherit;padding:0 2px}
.hero-sub{font-size:18px;line-height:1.8;color:var(--ink-2);max-width:600px;margin-bottom:32px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.trust{display:flex;flex-wrap:wrap;gap:14px 34px;padding-top:26px;border-top:1px solid var(--line)}
.trust li{display:flex;flex-direction:column;gap:2px}
.trust strong{font-family:var(--num);font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:var(--primary-700);line-height:1.1}
.trust span{font-size:13px;color:var(--ink-3)}
.hero-media img{
  width:100%;height:390px;object-fit:cover;border-radius:16px;
  box-shadow:0 24px 60px rgba(21,85,155,.18);
}
.hero-media::after{
  content:"";position:absolute;inset:0;border-radius:16px;
  background:linear-gradient(200deg,rgba(21,85,155,.18) 0%,rgba(21,85,155,0) 52%);
  pointer-events:none;
}
.hero-media-tag{
  position:absolute;left:20px;bottom:20px;z-index:3;
  background:rgba(255,255,255,.94);border:1px solid var(--line);
  border-radius:999px;padding:9px 18px;font-size:13px;font-weight:600;color:var(--primary-700);
  box-shadow:var(--sh-1);font-variant-numeric:tabular-nums;
}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section-alt{background:#fff}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:600;line-height:1.32;color:var(--ink);margin-bottom:16px}
.section-head h2 strong{color:var(--primary-700);font-weight:600}
.section-head p{font-size:16px;color:var(--ink-2);line-height:1.8}
.section-lead{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
.section-lead h2{font-size:clamp(24px,2.6vw,34px);font-weight:600;color:var(--ink);line-height:1.32;margin-bottom:10px;max-width:640px}
.section-lead p{font-size:15px;color:var(--ink-2);max-width:660px}

/* ---------- pain list ---------- */
.pain-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.pain-item{display:flex;gap:28px;padding:30px 0;border-bottom:1px solid var(--line);transition:background-color .22s ease}
.pain-item:hover{background:rgba(234,242,251,.5)}
.pain-num{
  font-family:var(--num);font-variant-numeric:tabular-nums;
  font-size:30px;font-weight:700;color:var(--accent);line-height:1.1;flex:0 0 64px;
}
.pain-body h3{font-size:20px;font-weight:600;color:var(--ink);margin-bottom:10px}
.pain-body p{font-size:15.5px;color:var(--ink-2);margin-bottom:6px;max-width:820px}
.pain-body p:last-child{margin-bottom:0}

/* ---------- split ---------- */
.split{display:flex;flex-wrap:wrap;align-items:center;gap:56px;padding:34px 0}
.split + .split{border-top:1px solid var(--line-2)}
.split.reverse{flex-direction:row-reverse}
.split-media{flex:1 1 420px;min-width:280px}
.split-media img{width:100%;height:330px;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh-1)}
.split-body{flex:1 1 460px;min-width:280px}
.split-body h3{font-size:22px;font-weight:600;color:var(--ink);margin-bottom:14px;padding-left:14px;border-left:4px solid var(--primary)}
.split-body > p{font-size:16px;color:var(--ink-2);margin-bottom:20px}
.ticks{display:flex;flex-direction:column;gap:12px}
.ticks li{display:flex;gap:12px;font-size:15.5px;color:var(--ink-2);line-height:1.75}
.ticks li::before{
  content:"";flex:0 0 18px;width:18px;height:18px;margin-top:5px;border-radius:50%;
  background:var(--primary-50) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2315559B'%3E%3Cpath d='M9.6 16.6 5 12l1.4-1.4 3.2 3.2 7.8-7.8L18.8 7z'/%3E%3C/svg%3E") center/12px no-repeat;
}

/* ---------- stats band ---------- */
.band{background:var(--primary-700);color:#fff;padding:88px 0}
.band-head{max-width:700px;margin-bottom:48px}
.band-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:600;color:#fff;line-height:1.34;margin-bottom:14px}
.band-head p{font-size:15.5px;color:rgba(255,255,255,.76)}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-card);padding:26px 24px}
.stat strong{display:block;font-family:var(--num);font-variant-numeric:tabular-nums;font-size:40px;font-weight:700;line-height:1.1;color:var(--accent)}
.stat:nth-child(even) strong{color:#4FD1D1}
.stat span{display:block;margin-top:10px;font-size:14px;color:rgba(255,255,255,.78);line-height:1.6}

/* ---------- quotes ---------- */
.section-quote{padding:150px 0 96px;background:#fff}
.quote-grid{display:grid;grid-template-columns:1.15fr .85fr .95fr;gap:24px;align-items:start}
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 28px 26px;box-shadow:var(--sh-1);position:relative;
  transition:transform .22s ease,box-shadow .22s ease;
}
.quote-card::before{content:"";position:absolute;left:0;top:28px;bottom:28px;width:3px;background:var(--accent);border-radius:0 3px 3px 0}
.quote-card:nth-child(2){margin-top:34px}
.quote-card:nth-child(3){margin-top:16px}
.quote-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.quote-card p{font-size:16px;line-height:1.82;color:var(--ink);margin-bottom:22px}
.quote-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:18px;border-top:1px solid var(--line-2)}
.quote-foot span{font-size:13.5px;color:var(--ink-3)}

/* ---------- news ---------- */
.news-grid{margin-left:-12px;margin-right:-12px}
.news-grid > .cell{margin:0;padding:0 12px 24px}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFDDEF}
.news-card__media{display:block;overflow:hidden;background:var(--line-2)}
.news-card__media img{width:100%;height:190px;object-fit:cover;transition:transform .3s ease}
.news-card:hover .news-card__media img{transform:scale(1.04)}
.news-card__body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1 1 auto}
.news-card__title{font-size:19px;font-weight:600;line-height:1.5;color:var(--ink);margin:14px 0 10px}
.news-card__title a{color:var(--ink)}
.news-card__title a:hover{color:var(--primary)}
.news-card__excerpt{font-size:15px;color:var(--ink-2);line-height:1.72;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-card__meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;padding-top:14px;border-top:1px solid var(--line-2)}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:64px 24px;text-align:center;
}
.empty-state .empty-mark{
  width:64px;height:64px;margin:0 auto 18px;border-radius:16px;
  background:var(--line-2);
  background-image:repeating-linear-gradient(45deg,rgba(21,85,155,.10) 0 6px,transparent 6px 12px);
}
.empty-state p{font-size:15px;color:var(--ink-3);margin-bottom:20px}

/* ---------- faq ---------- */
.faq-list{max-width:880px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--sh-1);margin-bottom:14px;overflow:hidden;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.faq-item:hover{box-shadow:var(--sh-2);border-color:#CFDDEF}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-family:var(--num);font-size:24px;font-weight:400;color:var(--accent);
  line-height:1;transition:transform .2s ease;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 24px 20px}
.faq-answer p{font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ---------- cta band ---------- */
.cta-band{background:var(--primary);color:#fff;padding:84px 0}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px}
.cta-text h2{font-size:clamp(24px,2.6vw,32px);font-weight:600;color:#fff;line-height:1.34;margin-bottom:12px}
.cta-text p{font-size:15.5px;color:rgba(255,255,255,.82);max-width:620px}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cta-actions .link-arrow{color:#fff;border-bottom-color:rgba(255,255,255,.5)}
.cta-actions .link-arrow:hover{color:#fff}
.cta-band .btn-primary{box-shadow:0 10px 26px rgba(0,0,0,.18)}

/* ---------- footer ---------- */
.site-footer{background:var(--primary-700);color:#fff;padding:72px 0 0}
.footer-grid{margin-left:-12px;margin-right:-12px}
.footer-grid > .cell{margin:0;padding:0 12px 32px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);box-shadow:none}
.footer-brand .brand-mark svg{fill:#fff}
.site-footer p.footer-desc{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.78);max-width:340px}
.footer-title{font-size:14px;font-weight:600;color:#fff;letter-spacing:.06em;margin-bottom:16px}
.footer-list{display:flex;flex-direction:column;gap:10px}
.footer-list a,.footer-list span{font-size:14px;color:rgba(255,255,255,.78);transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-list a:hover{color:#fff;transform:translateX(2px)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:22px 0 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .main-nav{display:none}
  .header-actions .ghost-link{display:none}
  .nav-toggle{display:flex}
  .hero{padding:132px 0 76px}
  .section{padding:76px 0}
  .section-quote{padding:110px 0 76px}
  .band-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:repeat(2,1fr)}
  .quote-card:nth-child(2),.quote-card:nth-child(3){margin-top:0}
}
@media (max-width:900px){
  .hero-media img{height:300px}
  .split{gap:32px}
  .split-media img{height:270px}
}
@media (max-width:640px){
  .shell{padding:0 20px}
  .site-header{height:60px}
  .header-inner{height:60px;gap:12px}
  .site-header.is-scrolled{height:60px}
  .site-header.is-scrolled .header-inner{height:60px}
  .brand-text{font-size:16px}
  .header-actions .btn{display:none}
  .hero{padding:112px 0 60px}
  .hero-grid{gap:34px}
  .hero-sub{font-size:16px}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .hero-media img{height:230px}
  .trust{gap:14px 24px}
  .trust strong{font-size:22px}
  .section{padding:56px 0}
  .section-quote{padding:72px 0 56px}
  .band{padding:64px 0}
  .band-grid{grid-template-columns:1fr;gap:16px}
  .stat strong{font-size:34px}
  .quote-grid{grid-template-columns:1fr}
  .pain-item{gap:16px}
  .pain-num{font-size:24px;flex:0 0 44px}
  .split-media img{height:220px}
  .split-body h3{font-size:20px}
  .news-card__media img{height:180px}
  .cta-band{padding:60px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .site-footer{padding:56px 0 0}
}

/* roulang page: article */
:root{
  --primary:#15559B;
  --primary-700:#0E3E76;
  --primary-50:#EAF2FB;
  --accent:#FF6B2C;
  --teal:#0FA3A3;
  --base:#F7F9FC;
  --card:#FFFFFF;
  --ink:#16202E;
  --ink-2:#5A6B7F;
  --ink-3:#8B98A8;
  --line:#E3E9F1;
  --line-2:#EEF2F7;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(21,85,155,.06), 0 8px 24px rgba(21,85,155,.08);
  --sh-2:0 16px 40px rgba(21,85,155,.14);
  --sh-nav:0 6px 20px rgba(21,85,155,.10);
  --shell:1200px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.78;
  color:var(--ink);
  background:var(--base);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--primary);text-decoration:none;transition:color .2s ease, border-color .2s ease;}
a:hover{color:var(--primary-700);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.35;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 1.1em;padding-left:1.3em;}
button{font-family:inherit;}
.shell{max-width:var(--shell);margin:0 auto;padding:0 24px;width:100%;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(14px) saturate(150%);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:var(--sh-nav);
  transition:background .25s ease, box-shadow .25s ease, height .25s ease, border-color .25s ease;
}
.site-header.is-scrolled{
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 26px rgba(21,85,155,.14);
}
.nav-inner{
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  transition:height .25s ease;
}
.site-header.is-scrolled .nav-inner{height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(140deg,var(--primary),var(--primary-700));
  display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1);
}
.brand-mark svg{width:22px;height:22px;fill:#fff;}
.brand-text{
  font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.2px;line-height:1.2;
}
.brand-text em{font-style:normal;color:var(--primary);}
.brand-text small{display:block;font-size:12px;font-weight:500;color:var(--ink-3);letter-spacing:.4px;}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;justify-content:center;}
.main-nav .nav-link{
  position:relative;padding:9px 13px;border-radius:var(--r-btn);
  font-size:15px;font-weight:500;color:var(--ink-2);
}
.main-nav .nav-link:hover{color:var(--primary);background:rgba(21,85,155,.06);}
.main-nav .nav-link.is-active{color:var(--primary);background:var(--primary-50);}
.main-nav .nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;border-radius:2px;background:var(--accent);
}
.nav-side{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-search{position:relative;}
.nav-search input{
  width:150px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:#fff;padding:0 34px 0 12px;font-size:14px;color:var(--ink);
  transition:border-color .2s ease, box-shadow .2s ease, width .25s ease;
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(21,85,155,.14);width:186px;}
.nav-search i{position:absolute;right:11px;top:50%;transform:translateY(-50%);color:var(--ink-3);font-size:13px;pointer-events:none;}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--accent);color:#fff;border:1px solid var(--accent);
  padding:12px 26px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  box-shadow:0 6px 16px rgba(255,107,44,.24);
  transition:transform .18s ease, box-shadow .22s ease, filter .18s ease;
}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);filter:brightness(1.05);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.nav-cta{padding:10px 18px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:var(--primary);border:1px solid var(--primary);
  padding:12px 26px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  transition:transform .18s ease, box-shadow .22s ease, background .2s ease;
}
.btn-ghost:hover{color:var(--primary-700);background:var(--primary-50);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-ghost:active{transform:translateY(1px);box-shadow:none;}
.text-link{font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.text-link i{transition:transform .2s ease;}
.text-link:hover i{transform:translateX(4px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--primary);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{background:var(--primary-50);}
.mobile-panel{
  display:none;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 18px 34px rgba(21,85,155,.12);padding:8px 0 18px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 24px;color:var(--ink);font-size:15px;font-weight:500;
  border-bottom:1px solid var(--line-2);
}
.mobile-panel a:hover{background:var(--primary-50);color:var(--primary);}
.mobile-panel .btn-primary{margin:16px 24px 0;width:calc(100% - 48px);}

/* ---------- 页头带 ---------- */
.page-band{
  position:relative;overflow:hidden;background:var(--primary-50);
  padding:120px 0 44px;
}
.page-band::after{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.16;mix-blend-mode:multiply;
}
.page-band .shell{position:relative;z-index:2;}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-2);margin-bottom:18px;
}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:var(--ink-3);}
.crumb .current{
  max-width:320px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink);
}
.article-title{
  font-size:clamp(28px,3.6vw,42px);font-weight:700;letter-spacing:0;
  max-width:900px;
}
.article-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px;
  font-size:13px;color:var(--ink-2);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--ink-3);display:inline-block;}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  font-size:13px;font-weight:600;line-height:1.6;
}
.badge-cat{background:var(--primary);color:#fff;}
.badge-soft{background:#fff;color:var(--primary);border:1px solid var(--line);}
.badge-teal{background:rgba(15,163,163,.12);color:#0B7C7C;}

/* ---------- 正文 ---------- */
.article-main{padding:64px 0 0;}
.article-wrap{max-width:760px;margin:0 auto;}
.article-head{padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:34px;}
.article-head .article-title{font-size:clamp(26px,3vw,34px);}
.entry-content{font-size:17px;line-height:1.85;color:var(--ink);}
.entry-content p{margin:0 0 1.2em;}
.entry-content h2{
  position:relative;font-size:clamp(22px,2.4vw,27px);font-weight:600;
  margin:2em 0 .8em;padding-left:16px;
}
.entry-content h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--primary);
}
.entry-content h3{font-size:20px;font-weight:600;margin:1.7em 0 .7em;}
.entry-content h4{font-size:17px;font-weight:600;margin:1.5em 0 .6em;}
.entry-content blockquote{
  margin:1.6em 0;padding:20px 24px;background:var(--primary-50);
  border-left:4px solid var(--accent);border-radius:0 var(--r-card) var(--r-card) 0;
  color:var(--ink-2);font-size:16px;
}
.entry-content blockquote p:last-child{margin-bottom:0;}
.entry-content ul{list-style:none;padding-left:0;}
.entry-content ul li{position:relative;padding-left:22px;margin-bottom:.6em;}
.entry-content ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--accent);
}
.entry-content ol{padding-left:1.4em;}
.entry-content ol li{margin-bottom:.6em;padding-left:4px;}
.entry-content ol li::marker{color:var(--primary);font-weight:600;}
.entry-content img{margin:1.6em auto;border-radius:var(--r-img);}
.entry-content figure{margin:1.6em 0;}
.entry-content figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;}
.entry-content table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
}
.entry-content thead th{background:var(--primary-50);color:var(--primary-700);font-weight:600;}
.entry-content th,.entry-content td{padding:12px 16px;border-bottom:1px solid var(--line-2);text-align:left;}
.entry-content tbody tr:nth-child(even){background:#FAFCFF;}
.entry-content tbody tr:last-child td{border-bottom:none;}
.entry-content pre{
  background:#F2F5F9;border-radius:var(--r-img);padding:18px 20px;overflow-x:auto;
  font-size:14px;line-height:1.7;color:var(--ink-2);margin:1.6em 0;
}
.entry-content code{background:#F2F5F9;border-radius:6px;padding:2px 6px;font-size:14px;color:var(--primary-700);}
.entry-content pre code{background:none;padding:0;color:inherit;}
.entry-content a{border-bottom:2px solid rgba(255,107,44,.35);}
.entry-content a:hover{border-bottom-color:var(--accent);}
.entry-content strong{font-weight:600;}

.empty-state{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:52px 32px;text-align:center;
}
.empty-state .icon{
  width:64px;height:64px;margin:0 auto 20px;border-radius:18px;
  background:var(--primary-50);display:flex;align-items:center;justify-content:center;
  color:var(--primary);font-size:24px;
}
.empty-state h2{font-size:22px;font-weight:600;margin-bottom:10px;}
.empty-state p{color:var(--ink-2);font-size:15px;margin-bottom:24px;}

/* ---------- 继续浏览 ---------- */
.more-section{padding:72px 0 0;}
.more-section h2{font-size:clamp(22px,2.4vw,28px);font-weight:600;margin-bottom:8px;}
.more-section .sub{color:var(--ink-2);font-size:15px;margin-bottom:28px;}
.mini-card{
  display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);padding:16px;
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D3E0F0;}
.mini-card .thumb{
  flex:0 0 92px;width:92px;height:70px;border-radius:var(--r-img);overflow:hidden;
  background:#EEF2F7;background-image:linear-gradient(135deg,rgba(21,85,155,.12) 25%,transparent 25%,transparent 50%,rgba(21,85,155,.12) 50%,rgba(21,85,155,.12) 75%,transparent 75%);
  background-size:14px 14px;
}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-img);}
.mini-card h3{font-size:16px;font-weight:600;margin-bottom:6px;line-height:1.5;}
.mini-card p{font-size:13px;color:var(--ink-2);margin:0;}
.back-line{margin-top:26px;display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:15px;}

/* ---------- CTA ---------- */
.cta-band{
  margin:80px 0 96px;background:var(--primary-700);border-radius:18px;
  padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,30px);font-weight:600;margin-bottom:12px;position:relative;z-index:2;}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;margin:0;max-width:560px;position:relative;z-index:2;}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}
.btn-light{
  display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--primary-700);
  padding:13px 26px;border-radius:var(--r-btn);font-weight:600;font-size:15px;border:1px solid #fff;
  transition:transform .18s ease, box-shadow .22s ease;
}
.btn-light:hover{color:var(--primary);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-line{
  display:inline-flex;align-items:center;gap:8px;background:transparent;color:#fff;
  padding:13px 24px;border-radius:var(--r-btn);font-weight:600;font-size:15px;
  border:1px solid rgba(255,255,255,.5);transition:background .2s ease, transform .18s ease;
}
.btn-line:hover{color:#fff;background:rgba(255,255,255,.12);transform:translateY(-1px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-700);color:#fff;padding:72px 0 28px;margin-top:0;}
.footer-grid{gap:32px 0;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.16);}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);box-shadow:none;}
.footer-brand .brand-mark svg{fill:#fff;}
.footer-desc{color:rgba(255,255,255,.78);font-size:14px;line-height:1.8;max-width:340px;margin:0;}
.footer-title{font-size:15px;font-weight:600;margin-bottom:16px;color:#fff;}
.footer-list{display:flex;flex-direction:column;gap:11px;font-size:14px;color:rgba(255,255,255,.78);}
.footer-list a{color:rgba(255,255,255,.78);transition:color .18s ease, transform .18s ease;display:inline-block;}
.footer-list a:hover{color:#fff;transform:translateX(2px);}
.footer-bottom{
  padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.62);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .main-nav{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-inner{height:64px;}
  .page-band{padding:104px 0 40px;}
  .article-main{padding:48px 0 0;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px;margin-bottom:72px;}
}
@media (max-width:640px){
  .shell{padding:0 20px;}
  .nav-cta{display:none;}
  .brand-text{font-size:15px;}
  .page-band{padding:92px 0 34px;}
  .article-main{padding:36px 0 0;}
  .entry-content{font-size:16px;}
  .entry-content th,.entry-content td{padding:10px 12px;}
  .cta-band{margin:56px 0 56px;padding:30px 22px;border-radius:14px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn-light,.cta-band .cta-actions .btn-line{width:100%;justify-content:center;}
  .btn-primary,.btn-ghost{width:100%;}
  .nav-cta,.btn-primary.nav-cta{width:auto;}
  .site-footer{padding:52px 0 24px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category1 */
:root{
  --primary:#15559B;
  --primary-700:#0E3E76;
  --primary-50:#EAF2FB;
  --accent:#FF6B2C;
  --teal:#0FA3A3;
  --base:#F7F9FC;
  --card:#FFFFFF;
  --text:#16202E;
  --muted:#5A6B7F;
  --faint:#8B98A8;
  --border:#E3E9F1;
  --divider:#EEF2F7;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --pill:999px;
  --shadow-1:0 1px 2px rgba(21,85,155,.06),0 8px 24px rgba(21,85,155,.08);
  --shadow-2:0 16px 40px rgba(21,85,155,.14);
  --shadow-nav:0 6px 20px rgba(21,85,155,.10);
  --font-cn:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-num:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.78;
  color:var(--text);
  background:var(--base);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-700);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;}
li{list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--text);line-height:1.3;font-weight:600;letter-spacing:normal;}
p{margin:0;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}

.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ 导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:90;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:var(--shadow-nav);
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:#FFFFFF;
  border-bottom-color:var(--border);
  box-shadow:0 6px 20px rgba(21,85,155,.10);
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
  transition:height .25s ease;
}
.site-header.is-scrolled .nav-wrap{height:64px;}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:none;
  font-size:17px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.2px;
}
.brand:hover{color:var(--primary);}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:9px;
  background:var(--primary);
  color:#fff;
  flex:none;
}
.brand-mark svg{width:19px;height:19px;fill:currentColor;}

.main-nav{display:flex;align-items:center;gap:4px;}
.nav-link{
  display:inline-block;
  padding:8px 14px;
  border-radius:var(--pill);
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--primary);background:var(--primary-50);}
.nav-link.is-active{color:var(--primary);background:var(--primary-50);font-weight:600;}

.nav-actions{display:flex;align-items:center;gap:12px;flex:none;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--border);
  border-radius:10px;
  background:#fff;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  padding:0;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  background:var(--primary);
  border-radius:2px;
  transition:transform .22s ease,opacity .22s ease;
}

.mobile-panel{
  display:none;
  background:#fff;
  border-top:1px solid var(--border);
  padding:10px 24px 22px;
  box-shadow:0 14px 30px rgba(21,85,155,.10);
}
.mobile-panel .nav-link{
  display:block;
  line-height:48px;
  padding:0 12px;
  border-radius:10px;
  font-size:16px;
}
.mobile-panel .btn{margin-top:14px;width:100%;justify-content:center;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);
  color:#fff;
  box-shadow:0 8px 20px rgba(255,107,44,.28);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 14px 28px rgba(255,107,44,.34);
}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{
  background:#fff;
  color:var(--primary);
  border-color:var(--primary);
}
.btn-ghost:hover{
  color:var(--primary-700);
  border-color:var(--primary-700);
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(21,85,155,.16);
}
.btn-ghost:active{transform:translateY(0);box-shadow:none;}
.btn-sm{padding:10px 20px;font-size:14px;}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:600;
  color:var(--primary);
  border-bottom:2px solid rgba(255,107,44,.35);
  padding-bottom:2px;
  transition:color .2s ease,gap .2s ease,border-color .2s ease;
}
.link-arrow:hover{color:var(--primary-700);gap:10px;border-bottom-color:var(--accent);}

/* ============ 页头带 ============ */
.page-band{
  position:relative;
  padding:150px 0 68px;
  background:
    linear-gradient(180deg,rgba(255,255,255,.95) 0%,rgba(234,242,251,.92) 52%,rgba(247,249,252,.99) 100%),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.page-band::after{
  content:"";
  position:absolute;
  right:-80px;
  bottom:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(21,85,155,.10),rgba(21,85,155,0) 68%);
  pointer-events:none;
}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--faint);
  margin-bottom:20px;
  flex-wrap:wrap;
}
.crumbs a{color:var(--faint);}
.crumbs a:hover{color:var(--primary);}
.crumbs .sep{color:#C3CDDA;}
.crumbs .current{color:var(--primary);font-weight:600;}

.page-band h1{
  font-size:clamp(30px,4.4vw,48px);
  font-weight:700;
  line-height:1.24;
  max-width:900px;
}
.page-band .band-sub{
  margin-top:18px;
  font-size:clamp(16px,1.4vw,19px);
  color:var(--muted);
  max-width:720px;
}
.band-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--pill);
  background:#fff;
  border:1px solid var(--border);
  color:var(--muted);
  font-size:13px;
  font-weight:500;
  box-shadow:0 1px 2px rgba(21,85,155,.05);
}
.tag .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--teal);
  flex:none;
}
.tag.is-accent .dot{background:var(--accent);}

/* ============ 板块 ============ */
.section{padding:96px 0;}
.section-alt{background:#fff;border-top:1px solid var(--divider);border-bottom:1px solid var(--divider);}
.section-tint{background:var(--primary-50);}
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:1.4px;
  color:var(--primary);
  text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;height:2px;
  background:var(--accent);
  border-radius:2px;
}
.section-head h2{
  font-size:clamp(24px,2.6vw,34px);
  font-weight:600;
}
.section-desc{
  margin-top:16px;
  font-size:16px;
  color:var(--muted);
}

/* ============ 条目列表 ============ */
.entry-list{display:flex;flex-direction:column;}
.entry-item{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:44px;
  align-items:center;
  padding:38px 0;
  border-bottom:1px solid var(--divider);
}
.entry-item:first-child{padding-top:0;}
.entry-item:last-child{border-bottom:none;padding-bottom:0;}
.entry-main .entry-head{
  display:flex;
  align-items:baseline;
  gap:14px;
  margin-bottom:14px;
}
.entry-num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:26px;
  font-weight:700;
  line-height:1;
  color:var(--accent);
  flex:none;
}
.entry-item h3{font-size:21px;font-weight:600;}
.entry-main p{
  font-size:15.5px;
  color:var(--muted);
  margin-top:10px;
}
.entry-main p:first-of-type{margin-top:0;}
.entry-thumb{
  border-radius:var(--radius-img);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  aspect-ratio:16/10;
  background:#EEF2F7;
  transition:box-shadow .25s ease,transform .25s ease;
}
.entry-item:hover .entry-thumb{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.entry-thumb img{width:100%;height:100%;object-fit:cover;}

/* ============ 步骤带 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  margin-top:8px;
}
.step{
  padding:0 32px;
  border-left:1px solid var(--border);
}
.step:first-child{padding-left:0;border-left:none;}
.step:last-child{padding-right:0;}
.step-no{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:13px;
  font-weight:600;
  color:var(--teal);
  letter-spacing:1px;
  display:block;
  margin-bottom:14px;
}
.step h3{font-size:19px;font-weight:600;margin-bottom:12px;}
.step p{font-size:15.5px;color:var(--muted);}

/* ============ 自查清单 ============ */
.check-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px 40px;
  margin-top:8px;
}
.check-list li{
  display:flex;
  gap:14px;
  align-items:flex-start;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:20px 24px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .22s ease,transform .22s ease;
}
.check-list li:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.check-list .tick{
  width:22px;height:22px;
  border-radius:50%;
  background:rgba(15,163,163,.12);
  color:var(--teal);
  display:grid;place-items:center;
  font-size:13px;
  font-weight:700;
  flex:none;
  margin-top:3px;
}
.check-list strong{display:block;font-size:16px;font-weight:600;margin-bottom:6px;}
.check-list span.txt{font-size:14.5px;color:var(--muted);}

/* ============ FAQ ============ */
.faq-list{max-width:900px;}
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:12px;
  box-shadow:var(--shadow-1);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.faq-item:hover{box-shadow:var(--shadow-2);}
.faq-item.is-open{border-color:rgba(21,85,155,.28);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:18px 24px;
  background:none;
  border:none;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-icon{
  position:relative;
  width:20px;height:20px;
  flex:none;
  transition:transform .25s ease;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--primary);
  border-radius:2px;
  transition:background .25s ease;
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px;}
.faq-icon::after{left:9px;top:0;width:2px;height:20px;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-item.is-open .faq-icon::before,
.faq-item.is-open .faq-icon::after{background:var(--accent);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .2s ease;
}
.faq-a-inner{
  padding:4px 24px 20px;
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
}

/* ============ CTA ============ */
.cta-band{
  background:var(--primary);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  left:-60px;top:-90px;
  width:340px;height:340px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(255,255,255,.16),rgba(255,255,255,0) 70%);
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-40px;bottom:-120px;
  width:300px;height:300px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(255,107,44,.28),rgba(255,107,44,0) 70%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:48px;
  padding:72px 24px;
  flex-wrap:wrap;
}
.cta-inner h2{
  color:#fff;
  font-size:clamp(23px,2.4vw,32px);
  max-width:640px;
}
.cta-inner p{
  margin-top:14px;
  color:rgba(255,255,255,.82);
  font-size:16px;
  max-width:620px;
}
.cta-actions{
  display:flex;
  align-items:center;
  gap:22px;
  flex-wrap:wrap;
}
.cta-actions .link-arrow{
  color:#fff;
  border-bottom-color:rgba(255,255,255,.4);
}
.cta-actions .link-arrow:hover{color:#fff;border-bottom-color:var(--accent);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--primary-700);
  color:rgba(255,255,255,.78);
  padding:72px 0 0;
}
.footer-grid{gap:0;}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.footer-brand .brand-mark{
  background:rgba(255,255,255,.14);
  color:#fff;
}
.footer-desc{
  font-size:14.5px;
  line-height:1.8;
  color:rgba(255,255,255,.72);
  max-width:360px;
}
.footer-title{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
}
.footer-list{
  display:flex;
  flex-direction:column;
  gap:12px;
  font-size:14.5px;
  padding-bottom:36px;
}
.footer-list a,
.footer-list span{
  color:rgba(255,255,255,.78);
  transition:color .2s ease,transform .2s ease;
}
.footer-list a:hover{color:#fff;transform:translateX(2px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.62);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .shell{padding:0 22px;}
  .main-nav{display:none;}
  .nav-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .mobile-panel.is-open{display:block;}
  .entry-item{grid-template-columns:minmax(0,1fr) 240px;gap:32px;}
  .steps{grid-template-columns:1fr;gap:0;}
  .step{
    padding:26px 0 26px 26px;
    border-left:2px solid var(--border);
  }
  .step:first-child{border-left:2px solid var(--accent);}
  .section{padding:72px 0;}
  .cta-inner{padding:60px 22px;}
}

@media (max-width:768px){
  .entry-item{grid-template-columns:1fr;gap:24px;}
  .entry-thumb{order:-1;aspect-ratio:16/9;}
  .check-list{grid-template-columns:1fr;gap:14px;}
  .page-band{padding:132px 0 56px;}
}

@media (max-width:640px){
  body{font-size:15.5px;}
  .shell{padding:0 20px;}
  .nav-wrap{height:60px;}
  .site-header.is-scrolled .nav-wrap{height:56px;}
  .brand{font-size:15.5px;}
  .brand-mark{width:30px;height:30px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:30px;}
  .entry-main .entry-head{gap:10px;}
  .entry-num{font-size:22px;}
  .entry-item h3{font-size:18.5px;}
  .entry-item p{font-size:15px;}
  .step{padding:22px 0 22px 20px;}
  .faq-q{padding:16px 18px;font-size:15.5px;}
  .faq-a-inner{padding:2px 18px 18px;}
  .cta-inner{padding:52px 20px;gap:26px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-list{padding-bottom:26px;}
  .footer-bottom{justify-content:flex-start;}
}

/* roulang page: category3 */
:root{
  --primary:#15559B;
  --primary-700:#0E3E76;
  --primary-50:#EAF2FB;
  --accent:#FF6B2C;
  --teal:#0FA3A3;
  --base:#F7F9FC;
  --card:#FFFFFF;
  --text:#16202E;
  --text-2:#5A6B7F;
  --text-3:#8B98A8;
  --line:#E3E9F1;
  --line-2:#EEF2F7;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(21,85,155,.06),0 8px 24px rgba(21,85,155,.08);
  --sh-2:0 16px 40px rgba(21,85,155,.14);
  --sh-nav:0 6px 20px rgba(21,85,155,.10);
  --pad-section:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--text);
  background:var(--base);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,border-color .2s ease;}
a:hover{color:var(--primary-700);}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:600;line-height:1.32;}
h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;}
h2{font-size:clamp(24px,2.6vw,34px);}
h3{font-size:21px;}
h4{font-size:17px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;}

.shell{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--pad-section) 0;}
.section--tight{padding:64px 0;}
.section--light{background:#fff;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head p{color:var(--text-2);font-size:15px;max-width:640px;margin-top:10px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--primary);background:var(--primary-50);
  padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:72px;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:0 2px 14px rgba(21,85,155,.06);
  transition:height .25s ease,background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  height:64px;background:#fff;border-bottom-color:var(--line);box-shadow:var(--sh-nav);
}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;height:100%;
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:700;font-size:17px;white-space:nowrap;}
.brand:hover{color:var(--primary);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--primary),var(--primary-700));
  box-shadow:0 6px 14px rgba(21,85,155,.24);
  flex:none;
}
.brand-mark svg{width:20px;height:20px;fill:#fff;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  font-size:15px;font-weight:500;color:var(--text-2);
  padding:8px 14px;border-radius:var(--r-pill);
  transition:background .2s ease,color .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:var(--primary-50);}
.nav-link.is-active{color:var(--primary);background:var(--primary-50);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:8px;}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.icon-btn:hover{border-color:var(--primary);box-shadow:var(--sh-1);transform:translateY(-1px);}
.icon-btn:active{transform:translateY(0);box-shadow:none;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,107,44,.26);}
.btn-primary:hover{background:#ff7d47;color:#fff;transform:translateY(-1px);box-shadow:0 14px 28px rgba(255,107,44,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{color:var(--primary-700);border-color:var(--primary-700);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-ghost:active{transform:translateY(0);box-shadow:none;}
.btn-sm{padding:10px 18px;font-size:14px;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--primary);
  align-items:center;justify-content:center;font-size:18px;
}
.mobile-panel{
  display:none;
  position:fixed;top:72px;left:16px;right:16px;z-index:59;
  background:#fff;border-radius:var(--r-card);box-shadow:var(--sh-2);
  border:1px solid var(--line);padding:14px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:block;line-height:48px;padding:0 14px;border-radius:var(--r-btn);
  color:var(--text);font-weight:500;font-size:15px;
}
.mobile-panel a:hover,.mobile-panel a.is-active{background:var(--primary-50);color:var(--primary);}
.mobile-panel .btn{width:100%;margin-top:10px;}

/* ---------- 页头带 ---------- */
.page-hero{
  position:relative;
  padding:132px 0 56px;
  background-image:linear-gradient(100deg,rgba(14,62,118,.92) 10%,rgba(21,85,155,.72) 55%,rgba(21,85,155,.42) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#fff;
}
.page-hero h1{color:#fff;max-width:820px;margin-bottom:16px;}
.page-hero .lead{color:rgba(255,255,255,.86);font-size:17px;max-width:660px;line-height:1.8;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.74);margin-bottom:22px;flex-wrap:wrap;}
.crumb a{color:rgba(255,255,255,.86);}
.crumb a:hover{color:#fff;text-decoration:underline;text-decoration-color:rgba(255,107,44,.8);text-underline-offset:4px;}
.crumb .sep{opacity:.55;}
.crumb .now{color:#fff;font-weight:500;}
.hero-meta{display:flex;gap:28px;flex-wrap:wrap;margin-top:28px;}
.hero-meta .cell-item{border-left:2px solid rgba(255,255,255,.28);padding-left:14px;}
.hero-meta .cell-item strong{display:block;font-size:24px;color:#fff;}
.hero-meta .cell-item span{font-size:13px;color:rgba(255,255,255,.72);}

/* ---------- 筛选标签 ---------- */
.filter-bar{
  display:flex;gap:10px;flex-wrap:wrap;align-items:center;
  padding:22px 0 6px;
}
.filter-pill{
  padding:9px 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--text-2);
  font-size:14px;font-weight:500;
  transition:all .2s ease;
}
.filter-pill:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.filter-pill.is-active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(21,85,155,.22);}
.filter-pill:active{transform:translateY(0);}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:26px;}
.q-card{
  background:var(--card);border:1px solid var(--line-2);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.q-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line);}
.q-card.is-hidden{display:none;}
.tag{
  align-self:flex-start;
  font-size:12.5px;font-weight:600;padding:5px 13px;border-radius:var(--r-pill);
  background:var(--primary-50);color:var(--primary);
}
.tag--teal{background:rgba(15,163,163,.1);color:var(--teal);}
.tag--accent{background:rgba(255,107,44,.1);color:#D9541C;}
.q-card h3{font-size:19px;line-height:1.5;}
.q-card p{color:var(--text-2);font-size:15px;}
.card-link{
  margin-top:auto;font-size:14px;font-weight:600;color:var(--primary);
  display:inline-flex;align-items:center;gap:6px;
}
.card-link i{transition:transform .2s ease;}
.card-link:hover i{transform:translateX(4px);}
.empty-tip{grid-column:1/-1;text-align:center;padding:48px 20px;color:var(--text-3);font-size:15px;}

/* ---------- 处理顺序 ---------- */
.steps{background:#fff;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);}
.step-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;}
.step-item{padding:26px 24px;border-left:3px solid var(--primary-50);border-radius:0 var(--r-card) var(--r-card) 0;transition:border-color .22s ease,background .22s ease;}
.step-item:hover{border-left-color:var(--accent);background:var(--base);}
.step-no{
  font-size:34px;font-weight:700;color:var(--accent);line-height:1;
  font-variant-numeric:tabular-nums;margin-bottom:14px;display:block;
}
.step-item h3{font-size:18px;margin-bottom:8px;}
.step-item p{color:var(--text-2);font-size:15px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line-2);border-radius:12px;box-shadow:var(--sh-1);overflow:hidden;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 24px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);line-height:1.6;
}
.faq-q:hover{color:var(--primary);}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;
  background:var(--primary-50);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--accent);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease;}
.faq-a-inner{padding:16px 24px 22px;font-size:15px;color:var(--text-2);line-height:1.8;border-top:1px solid var(--line-2);}

/* ---------- CTA ---------- */
.cta-band{background:var(--primary);color:#fff;padding:80px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-band h2{color:#fff;max-width:620px;}
.cta-band p{color:rgba(255,255,255,.82);margin-top:12px;max-width:600px;font-size:15px;}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.text-link{color:#fff;font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;}
.text-link:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:4px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-700);color:rgba(255,255,255,.78);padding:72px 0 28px;}
.footer-grid{row-gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);box-shadow:none;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:340px;}
.footer-title{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-list{display:flex;flex-direction:column;gap:10px;font-size:14px;}
.footer-list a,.footer-list span{color:rgba(255,255,255,.78);transition:color .2s ease,transform .2s ease;}
.footer-list a:hover{color:#fff;transform:translateX(2px);}
.footer-bottom{
  margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  :root{--pad-section:72px;}
  .main-nav{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-actions .icon-btn{display:none;}
  .card-grid{grid-template-columns:1fr;}
  .step-row{grid-template-columns:1fr;}
  .page-hero{padding:120px 0 48px;}
}
@media screen and (max-width:640px){
  :root{--pad-section:56px;}
  .shell{padding:0 20px;}
  .header-inner{padding:0 20px;gap:12px;}
  .brand{font-size:15px;}
  .brand-text{max-width:150px;overflow:hidden;text-overflow:ellipsis;}
  .header-actions .btn{padding:10px 14px;font-size:14px;}
  .menu-toggle{width:40px;height:40px;}
  .page-hero{padding:104px 0 40px;}
  .page-hero .lead{font-size:16px;}
  .hero-meta{gap:18px;}
  .hero-meta .cell-item strong{font-size:20px;}
  .q-card{padding:22px;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a-inner{padding:14px 18px 20px;}
  .cta-band{padding:56px 0;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category2 */
:root{
  --primary:#15559B;
  --primary-700:#0E3E76;
  --primary-50:#EAF2FB;
  --accent:#FF6B2C;
  --teal:#0FA3A3;
  --base:#F7F9FC;
  --card:#FFFFFF;
  --text:#16202E;
  --muted:#5A6B7F;
  --soft:#8B98A8;
  --line:#E3E9F1;
  --div:#EEF2F7;
  --sh-1:0 1px 2px rgba(21,85,155,.06),0 8px 24px rgba(21,85,155,.08);
  --sh-2:0 16px 40px rgba(21,85,155,.14);
  --sh-nav:0 6px 20px rgba(21,85,155,.10);
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shell:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--base);color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.78;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,form{margin:0}
ul,ol{list-style:none;padding:0}
img{display:block;max-width:100%;height:auto;border-radius:var(--r-img)}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,transform .2s ease}
a:hover{color:var(--primary-700);text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:3px}
button{font:inherit;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  backdrop-filter:blur(14px) saturate(150%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:var(--sh-nav);
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(21,85,155,.10)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height .25s ease}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;border-radius:9px;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-700) 100%);
  box-shadow:0 6px 14px rgba(21,85,155,.28);flex:0 0 auto;
}
.brand-mark svg{width:21px;height:21px;fill:#fff}
.brand-text{font-size:17px;font-weight:700;color:var(--primary-700);white-space:nowrap;letter-spacing:.2px}
.brand-text span{font-size:15px;font-weight:500;color:var(--muted);margin-left:2px}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  border-radius:var(--r-btn);font-size:15px;font-weight:500;color:var(--muted);
  transition:color .2s ease,background .2s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:var(--primary-50);text-decoration:none}
.nav-link.is-active{color:var(--primary);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--accent);
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-search{display:block}
.nav-search input{
  width:172px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:rgba(255,255,255,.86);padding:0 14px;font-size:14px;color:var(--text);
  transition:border-color .2s,box-shadow .2s,width .25s;
}
.nav-search input::placeholder{color:var(--soft)}
.nav-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(21,85,155,.14);width:206px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--primary);transition:transform .2s,opacity .2s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-panel{display:none;background:#fff;border-top:1px solid var(--line);box-shadow:0 16px 40px rgba(21,85,155,.14);padding:8px 24px 24px}
.mobile-panel.is-open{display:block}
.mobile-link{display:flex;align-items:center;height:48px;font-size:16px;font-weight:500;color:var(--muted);border-bottom:1px solid var(--div)}
.mobile-link:hover{color:var(--primary);text-decoration:none}
.mobile-link.is-active{color:var(--primary);font-weight:600}
.mobile-panel .btn{margin-top:18px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-btn);padding:14px 28px;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,107,44,.26)}
.btn-primary:hover{background:#FF7E45;color:#fff;transform:translateY(-1px);box-shadow:0 14px 28px rgba(255,107,44,.32)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:var(--primary-50);color:var(--primary-700);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-ghost:active{transform:translateY(1px);box-shadow:none}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.55;pointer-events:none}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--primary)}
.text-link::after{content:"→";transition:transform .2s ease}
.text-link:hover::after{transform:translateX(4px)}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;padding:126px 0 56px;overflow:hidden;color:#fff;
  background:var(--primary-700) url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(11,48,95,.95) 0%,rgba(14,62,118,.87) 46%,rgba(21,85,155,.60) 100%);
}
.page-hero .shell{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:20px}
.crumbs a{color:rgba(255,255,255,.82)}
.crumbs a:hover{color:#fff;text-decoration-color:var(--accent)}
.crumbs .sep{opacity:.55}
.crumbs .current{color:#fff;font-weight:500;max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.page-hero h1{font-size:clamp(30px,4vw,48px);font-weight:700;line-height:1.26;letter-spacing:.2px;max-width:820px}
.hero-sub{margin-top:16px;max-width:680px;font-size:clamp(16px,1.6vw,19px);line-height:1.75;color:rgba(255,255,255,.88)}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags span{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;
  font-size:13px;color:#fff;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.26);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}

/* ---------- 服务主体 ---------- */
.section{padding:96px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:600;color:var(--primary-700);line-height:1.35}
.section-head p{margin-top:14px;font-size:16px;color:var(--muted)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;
  background:var(--primary-50);color:var(--primary);font-size:13px;font-weight:600;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.eyebrow.on-dark{background:rgba(255,255,255,.14);color:#fff}

.service-side .side-sticky{position:sticky;top:100px}
.side-title{font-size:13px;font-weight:600;color:var(--soft);letter-spacing:.06em;margin-bottom:14px}
.side-nav{display:flex;flex-direction:column;gap:2px;border-left:2px solid var(--line)}
.side-nav a{
  display:flex;align-items:baseline;gap:10px;padding:9px 12px 9px 16px;margin-left:-2px;
  font-size:14px;color:var(--muted);border-left:2px solid transparent;border-radius:0 8px 8px 0;
  transition:background .2s,color .2s,border-color .2s;
}
.side-nav a em{font-style:normal;font-size:12px;font-weight:700;color:var(--soft);font-variant-numeric:tabular-nums}
.side-nav a:hover{background:var(--primary-50);color:var(--primary);text-decoration:none}
.side-nav a:hover em{color:var(--accent)}
.side-nav a.is-current{background:var(--primary-50);color:var(--primary);font-weight:600;border-left-color:var(--accent)}
.side-note{
  margin-top:22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh-1);
}
.side-note h4{font-size:15px;font-weight:600;color:var(--primary-700);margin-bottom:8px}
.side-note p{font-size:13.5px;line-height:1.75;color:var(--muted)}

.stage{padding-bottom:44px;margin-bottom:44px;border-bottom:1px solid var(--div)}
.stage:last-child{border-bottom:0;padding-bottom:0;margin-bottom:0}
.stage-head{display:flex;align-items:center;gap:16px;margin-bottom:14px}
.stage-num{
  display:inline-grid;place-items:center;width:46px;height:46px;flex:0 0 auto;border-radius:12px;
  background:var(--primary-50);color:var(--primary);font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;
}
.stage-head h2{font-size:clamp(21px,2.2vw,27px);font-weight:600;color:var(--primary-700);line-height:1.35}
.stage-lead{font-size:16px;color:var(--muted);margin-bottom:18px}
.check-list{display:flex;flex-direction:column;gap:12px}
.check-list li{position:relative;padding-left:32px;font-size:15.5px;line-height:1.76;color:var(--text)}
.check-list li::before{
  content:"";position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:5px;
  background:var(--primary-50);box-shadow:inset 0 0 0 1px rgba(21,85,155,.18);
}
.check-list li::after{
  content:"";position:absolute;left:6px;top:12px;width:6px;height:3px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg);
}
.stage-figure{margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:12px;box-shadow:var(--sh-1)}
.stage-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);background:#EEF2F7}
.stage-figure figcaption{margin-top:10px;font-size:13px;color:var(--soft);text-align:center}

/* ---------- 深色数据带 ---------- */
.band-dark{background:var(--primary-700);color:#fff;padding:88px 0;position:relative;overflow:hidden}
.band-dark::after{
  content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;
  background:rgba(15,163,163,.16);
}
.band-dark .shell{position:relative;z-index:1}
.band-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.band-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:600;color:#fff;line-height:1.35}
.band-head p{max-width:520px;font-size:15px;color:rgba(255,255,255,.72)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{border-top:2px solid rgba(255,255,255,.18);padding-top:20px;transition:border-color .25s}
.stat:hover{border-top-color:var(--accent)}
.stat b{display:block;font-size:clamp(32px,3.6vw,44px);font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;color:#fff}
.stat:nth-child(1) b,.stat:nth-child(3) b{color:#FFA270}
.stat:nth-child(2) b,.stat:nth-child(4) b{color:#63D6D6}
.stat span{display:block;margin-top:10px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.72)}

/* ---------- 赛事类型 ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.tag{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  font-size:14px;background:#fff;border:1px solid var(--line);color:var(--muted);
  transition:border-color .2s,color .2s,box-shadow .2s,transform .2s;
}
.tag:hover{border-color:var(--primary);color:var(--primary);box-shadow:var(--sh-1);transform:translateY(-1px);text-decoration:none}
.tag.is-on{background:var(--primary);border-color:var(--primary);color:#fff}
.type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px}
.type-item{position:relative;padding:20px 0 20px 26px;border-bottom:1px solid var(--div)}
.type-item::before{content:"";position:absolute;left:0;top:30px;width:10px;height:10px;border-radius:3px;background:var(--teal)}
.type-item h3{font-size:17px;font-weight:600;color:var(--primary-700);margin-bottom:6px}
.type-item p{font-size:15px;color:var(--muted)}

/* ---------- 协作方式 ---------- */
.coop-list{display:flex;flex-direction:column;gap:18px;max-width:900px}
.coop-item{
  display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px 26px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.coop-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D5E2F2}
.coop-item .k{
  width:44px;height:44px;flex:0 0 auto;border-radius:12px;display:grid;place-items:center;
  background:var(--primary-50);color:var(--primary);font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
}
.coop-item h3{font-size:18px;font-weight:600;color:var(--primary-700);margin-bottom:6px}
.coop-item p{font-size:15px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-section{background:linear-gradient(180deg,#FFFFFF 0%,var(--base) 100%);padding:96px 0}
.faq-wrap{max-width:880px;margin:0 auto}
.custom-accordion{border:0;background:transparent}
.custom-accordion .accordion-item{
  margin-bottom:12px;background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .22s ease,border-color .22s ease;
}
.custom-accordion .accordion-item:hover{box-shadow:var(--sh-2);border-color:#D5E2F2}
.custom-accordion .accordion-title{
  position:relative;display:block;padding:18px 56px 18px 24px;font-size:16px;font-weight:600;
  color:var(--text);background:transparent;border:0;line-height:1.6;transition:background .2s,color .2s;
}
.custom-accordion .accordion-title:hover{background:var(--primary-50);color:var(--primary);text-decoration:none}
.custom-accordion .accordion-title::before{
  content:"";position:absolute;right:22px;top:50%;width:14px;height:2px;border-radius:2px;
  background:var(--accent);transform:translateY(-50%);
}
.custom-accordion .accordion-title::after{
  content:"";position:absolute;right:28px;top:50%;width:2px;height:14px;border-radius:2px;
  background:var(--accent);transform:translateY(-50%);transition:transform .2s ease,opacity .2s ease;
}
.custom-accordion .accordion-item.is-active .accordion-title{color:var(--primary)}
.custom-accordion .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(90deg);opacity:0}
.custom-accordion .accordion-content{
  padding:0 24px 20px;background:transparent;border:0;font-size:15px;line-height:1.82;color:var(--muted);
}

/* ---------- CTA ---------- */
.cta-band{background:var(--primary);color:#fff;padding:76px 0}
.cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);font-weight:600;color:#fff;line-height:1.4}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.84);max-width:600px}
.cta-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.cta-link{color:#fff;font-size:15px;font-weight:600;text-decoration:underline;text-decoration-color:rgba(255,255,255,.5);text-underline-offset:3px}
.cta-link:hover{color:#fff;text-decoration-color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-700);color:rgba(255,255,255,.78);padding:72px 0 0}
.footer-grid{gap:40px 0}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);box-shadow:none}
.footer-brand .brand-mark svg{fill:#fff}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:380px}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-list{display:flex;flex-direction:column;gap:10px}
.footer-list a,.footer-list span{font-size:14px;line-height:1.7;color:rgba(255,255,255,.78);transition:color .2s,transform .2s}
.footer-list a{display:inline-block}
.footer-list a:hover{color:#fff;transform:translateX(2px);text-decoration:none}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .nav-search input{width:140px}
  .nav-link{padding:0 11px;font-size:14.5px}
}
@media (max-width:1024px){
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .section{padding:72px 0}
  .faq-section{padding:72px 0}
  .band-dark{padding:72px 0}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .type-grid{grid-template-columns:1fr;gap:0}
  .service-side .side-sticky{position:static;margin-bottom:32px}
  .side-nav{
    flex-direction:row;overflow-x:auto;border-left:0;border-bottom:1px solid var(--line);
    padding-bottom:12px;gap:8px;-webkit-overflow-scrolling:touch;
  }
  .side-nav a{
    border-radius:999px;border-left:0;margin-left:0;white-space:nowrap;padding:8px 16px;
    background:var(--primary-50);color:var(--primary);
  }
  .side-note{display:none}
  .page-hero{padding:110px 0 52px}
}
@media (max-width:640px){
  .shell{padding:0 20px}
  .header-inner{height:60px;gap:12px}
  .site-header.is-scrolled .header-inner{height:58px}
  .brand-text{font-size:15px}
  .brand-text span{font-size:13px}
  .header-actions .btn{display:none}
  .section{padding:56px 0}
  .faq-section{padding:56px 0}
  .band-dark{padding:56px 0}
  .cta-band{padding:56px 0}
  .page-hero{padding:96px 0 44px}
  .page-hero h1{font-size:27px}
  .hero-sub{font-size:15.5px}
  .hero-tags span{height:30px;padding:0 13px;font-size:12.5px}
  .stat-grid{grid-template-columns:1fr;gap:20px}
  .stat b{font-size:34px}
  .stage-head{gap:12px}
  .stage-num{width:40px;height:40px;font-size:15px;border-radius:10px}
  .coop-item{flex-direction:column;gap:14px;padding:22px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .custom-accordion .accordion-title{font-size:15px;padding:16px 50px 16px 18px}
  .custom-accordion .accordion-content{padding:0 18px 18px}
  .footer-bottom{flex-direction:column}
}