/* roulang page: index */
:root{
  --brand:#0E5B52;
  --brand-deep:#0A423B;
  --accent:#F2762E;
  --accent-deep:#D9611C;
  --mist:#8FD3C4;
  --mist-soft:#E3F0EC;
  --bg:#F7F5EF;
  --card:#FFFFFF;
  --dark:#082824;
  --text:#171B1A;
  --muted:#5A6562;
  --weak:#98A29F;
  --line:#E4E0D7;
  --ok:#2F8F6B;
  --warn:#D0673B;
  --err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(8,40,36,.06),0 12px 32px -12px rgba(8,40,36,.18);
  --shadow-2:0 18px 40px -16px rgba(8,40,36,.26);
  --container:1180px;
  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font);font-size:16.5px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4{font-family:var(--font);color:var(--text);margin:0;font-weight:700;letter-spacing:.2px}
h1{font-size:44px;line-height:1.25;font-weight:800}
h2{font-size:32px;line-height:1.3}
h3{font-size:22px;line-height:1.4}
h4{font-size:18px;line-height:1.5}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section-head{margin-bottom:40px;max-width:760px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;line-height:1.5;letter-spacing:1.4px;
  color:var(--brand);background:var(--mist-soft);
  border:1px solid var(--mist);border-radius:999px;padding:5px 14px;margin-bottom:16px;font-weight:600;
}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px;margin-bottom:0}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:120;background:rgba(247,245,239,.96);border-bottom:1px solid var(--line);transition:box-shadow .22s ease}
.site-header.is-shrink{box-shadow:0 6px 22px -14px rgba(8,40,36,.35);background:rgba(247,245,239,.92);backdrop-filter:blur(10px)}
.topbar-row{display:flex;align-items:center;gap:22px;height:72px;transition:height .22s ease}
.is-shrink .topbar-row{height:56px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:34px;height:34px;flex:0 0 auto}
.brand-text{font-size:17px;font-weight:800;color:var(--brand);letter-spacing:.3px;line-height:1.2}
.brand-text small{display:block;font-size:11.5px;font-weight:500;color:var(--weak);letter-spacing:1.2px}
.nav-search{position:relative;flex:1 1 auto;max-width:330px;display:flex}
.nav-search input{
  width:100%;height:40px;border:1px solid var(--line);background:#fff;
  border-radius:var(--r-btn);padding:0 44px 0 14px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search input::placeholder{color:var(--weak)}
.nav-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(14,91,82,.12)}
.nav-search button{
  position:absolute;right:4px;top:4px;width:32px;height:32px;border:0;border-radius:8px;
  background:transparent;color:var(--muted);cursor:pointer;transition:color .18s ease,background .18s ease;
}
.nav-search button:hover{color:var(--brand);background:var(--mist-soft)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;line-height:1.5;
  color:var(--brand);background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 13px;font-weight:600;transition:all .18s ease;
}
.chip:hover{border-color:var(--mist);background:var(--mist-soft);color:var(--brand)}
.chip i{font-size:11px;color:var(--accent)}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--brand);cursor:pointer;transition:all .18s ease;
}
.nav-toggle:hover{background:var(--mist-soft);border-color:var(--mist)}
.channel-bar{border-top:1px solid var(--line);background:rgba(255,255,255,.6)}
.channel-inner{display:flex;align-items:center;gap:6px;height:46px;overflow-x:auto;-webkit-overflow-scrolling:touch}
.channel-inner::-webkit-scrollbar{height:0}
.channel-link{
  position:relative;flex:0 0 auto;padding:0 16px;height:46px;display:inline-flex;align-items:center;
  font-size:15px;font-weight:600;color:var(--muted);border-radius:0;transition:color .18s ease;
}
.channel-link::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.channel-link:hover{color:var(--brand)}
.channel-link:hover::after{transform:scaleX(1)}
.channel-link.is-active{color:var(--brand)}
.channel-link.is-active::after{transform:scaleX(1)}
.brand-text,.channel-link,.chip{white-space:nowrap}

/* off canvas */
.off-canvas{background:#fff;width:290px}
.oc-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.oc-head span{font-weight:800;color:var(--brand);font-size:15px}
.oc-close{border:0;background:transparent;color:var(--muted);font-size:18px;cursor:pointer}
.oc-search{padding:16px 20px;border-bottom:1px solid var(--line)}
.oc-search input{width:100%;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);padding:0 12px}
.oc-nav{padding:10px 12px}
.oc-nav a{display:block;padding:13px 12px;border-radius:10px;color:var(--text);font-weight:600;font-size:15.5px}
.oc-nav a:hover,.oc-nav a.is-active{background:var(--mist-soft);color:var(--brand)}
.oc-cta{padding:16px 20px}
.oc-cta .btn{width:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:var(--r-btn);font-weight:700;font-size:15.5px;
  padding:14px 26px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  text-align:center;line-height:1.2;
}
.btn-primary{background:var(--accent);color:#20140B}
.btn-primary:hover{background:var(--accent-deep);color:#1A1008;transform:translateY(-1px);box-shadow:0 14px 26px -14px rgba(242,118,46,.7)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--mist-soft);color:var(--brand-deep);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:#fff;color:var(--brand);border-color:transparent}
.btn-light:hover{background:var(--mist-soft);color:var(--brand-deep);transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#EAF4F1;border-color:rgba(143,211,196,.65)}
.btn-outline-light:hover{background:rgba(143,211,196,.16);color:#fff}
.btn-sm{padding:10px 18px;font-size:14px}
.btn:focus-visible,.chip:focus-visible,.nav-toggle:focus-visible,.channel-link:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;
}
.link-more{font-weight:700;font-size:15px;text-decoration:underline;text-underline-offset:4px}
.link-more:hover{color:var(--accent)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--dark);color:#EAF4F1;isolation:isolate}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center right;opacity:.42;z-index:-2;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,40,36,.95) 0%,rgba(8,40,36,.86) 44%,rgba(8,40,36,.35) 100%);
  z-index:-1;
}
.hero-inner{display:flex;align-items:center;gap:56px;padding:84px 0 92px;min-height:560px}
.hero-copy{flex:1 1 58%;max-width:660px}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:600;letter-spacing:1.2px;
  color:#CDEBE3;background:rgba(143,211,196,.14);border:1px solid rgba(143,211,196,.4);
  border-radius:999px;padding:6px 15px;margin-bottom:22px;
}
.hero-badge i{color:var(--accent)}
.hero h1{color:#fff;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--mist)}
.hero-sub{font-size:17px;line-height:1.85;color:#BFD8D2;max-width:600px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:42px}
.hero-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:rgba(143,211,196,.22);border:1px solid rgba(143,211,196,.22);border-radius:var(--r-card);overflow:hidden}
.hero-metric{background:rgba(8,40,36,.72);padding:16px 16px 15px}
.hero-metric strong{display:block;font-size:24px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2}
.hero-metric strong i{font-size:14px;font-style:normal;color:var(--mist);margin-left:2px;font-weight:600}
.hero-metric span{display:block;font-size:12.5px;color:#9FBDB6;margin-top:5px;letter-spacing:.4px}
.hero-visual{flex:1 1 42%;max-width:440px}
.hero-visual .frame{
  position:relative;border-radius:18px;overflow:hidden;border:1px solid rgba(143,211,196,.35);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.75);
}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-visual .tagline{
  position:absolute;left:14px;bottom:14px;background:rgba(8,40,36,.82);color:#EAF4F1;
  border:1px solid rgba(143,211,196,.35);border-radius:999px;font-size:12.5px;padding:6px 14px;font-weight:600;
}
.hero-fade{height:70px;background:linear-gradient(180deg,rgba(247,245,239,0) 0%,var(--bg) 100%);margin-top:-70px;position:relative;z-index:2}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;position:relative}
.steps::before{content:"";position:absolute;left:0;right:0;top:34px;height:1px;background:var(--line)}
.step{position:relative;background:transparent;padding-top:0}
.step-no{
  font-size:34px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--mist);
  background:var(--bg);display:inline-block;padding-right:14px;line-height:1;letter-spacing:1px;position:relative;z-index:1;
}
.step h3{font-size:19px;margin:16px 0 8px}
.step p{font-size:15px;color:var(--muted);margin-bottom:0}

/* ---------- benefit cards ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-3px);border-color:var(--mist);box-shadow:var(--shadow-2)}
.rare-top{position:absolute;top:0;left:0;right:0;height:4px;border-radius:var(--r-card) var(--r-card) 0 0;background:var(--accent)}
.rare-top--mist{background:var(--mist)}
.rare-top--brand{background:var(--brand)}
.rare-top--ok{background:var(--ok)}
.benefit{padding:30px 24px 26px}
.benefit i.bicon{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;
  background:var(--mist-soft);color:var(--brand);font-size:18px;margin-bottom:16px;
}
.benefit h3{font-size:19px;margin-bottom:8px}
.benefit .value{font-size:28px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.1;display:block;margin-bottom:8px}
.benefit .value small{font-size:13px;color:var(--muted);font-weight:600;margin-left:4px}
.benefit p{font-size:14.5px;color:var(--muted);margin-bottom:0;line-height:1.7}

/* ---------- progress block ---------- */
.progress-panel{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-1);padding:38px 34px}
.progress-top{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:14px;margin-bottom:26px}
.progress-top h2{font-size:26px;margin-bottom:6px}
.progress-top p{color:var(--muted);font-size:15px;margin:0}
.progress-count{font-size:15px;font-weight:700;color:var(--muted);font-variant-numeric:tabular-nums}
.progress-count b{font-size:26px;color:var(--brand);font-weight:800}
.track{position:relative;height:10px;background:var(--line);border-radius:999px;margin:0 0 14px}
.fill{position:absolute;left:0;top:0;bottom:0;border-radius:999px;background:linear-gradient(90deg,#F9A05F,var(--accent))}
.node{position:absolute;top:50%;width:14px;height:14px;border-radius:50%;background:#fff;border:2.5px solid var(--brand);transform:translate(-50%,-50%)}
.node.is-done{background:var(--accent);border-color:var(--accent)}
.node-labels{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);gap:8px}
.node-labels span{flex:1 1 0;text-align:center;font-weight:600}
.node-labels span:first-child{text-align:left}
.node-labels span:last-child{text-align:right}
.stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:34px;padding-top:30px;border-top:1px dashed var(--line)}
.stat strong{display:block;font-size:27px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.15}
.stat strong small{font-size:14px;color:var(--muted);font-weight:600}
.stat span{display:block;font-size:14px;color:var(--muted);margin-top:6px}

/* ---------- news ---------- */
.news-card{overflow:hidden;display:flex;flex-direction:column}
.news-thumb{position:relative;display:block;overflow:hidden;border-radius:var(--r-card) var(--r-card) 0 0}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .45s ease}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.badge{
  position:absolute;left:12px;top:12px;background:rgba(14,91,82,.92);color:#EAF4F1;
  font-size:12.5px;font-weight:600;border-radius:999px;padding:5px 12px;
}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto}
.news-title{font-size:18px;line-height:1.5;margin-bottom:10px}
.news-title a{color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a:hover{color:var(--brand)}
.news-desc{font-size:14.5px;color:var(--muted);line-height:1.75;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--weak);font-variant-numeric:tabular-nums}
.news-meta i{margin-right:6px;color:var(--mist)}
.news-meta .read{font-weight:700;color:var(--brand)}
.news-meta .read:hover{color:var(--accent)}
.empty-state{
  border:2px dashed var(--line);border-radius:var(--r-card);padding:56px 24px;text-align:center;background:#fff;
}
.empty-state i{font-size:30px;color:var(--mist);margin-bottom:14px;display:block}
.empty-state p{color:var(--muted);margin-bottom:18px}

/* ---------- evidence ---------- */
.evidence{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.evidence-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.evidence img{border-radius:var(--r-img);width:100%;aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow-1)}
.quote-block{border-left:3px solid var(--accent);background:var(--mist-soft);padding:18px 22px;border-radius:0 12px 12px 0;color:var(--brand-deep);font-size:15.5px;line-height:1.8;margin-bottom:22px}
.evi-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--muted)}
.evi-list li:last-child{border-bottom:0}
.evi-list i{color:var(--ok);margin-top:6px}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.accordion{border:0;background:transparent}
.accordion .accordion-item{
  border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:14px;overflow:hidden;
  box-shadow:0 1px 2px rgba(8,40,36,.04);transition:border-color .2s ease,box-shadow .2s ease;
}
.accordion .accordion-item:hover{border-color:var(--mist)}
.accordion .accordion-item.is-active{border-color:var(--mist);box-shadow:var(--shadow-1)}
.accordion .accordion-title{
  position:relative;display:flex;align-items:center;min-height:56px;padding:14px 54px 14px 22px;
  font-size:16.5px;font-weight:700;color:var(--text);border:0;background:#fff;line-height:1.5;
}
.accordion .accordion-title::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:0 3px 3px 0;
  background:var(--accent);transform:scaleY(0);transform-origin:center;transition:transform .22s ease;
}
.accordion .accordion-item.is-active .accordion-title::before{transform:scaleY(1)}
.accordion .accordion-title::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--brand);
  position:absolute;right:20px;top:50%;transform:translateY(-50%);transition:transform .25s ease,color .2s ease;
}
.accordion .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(45deg);color:var(--accent)}
.accordion .accordion-title:hover{background:#FCFBF7;color:var(--brand)}
.accordion .accordion-content{padding:6px 22px 20px;border:0;background:#FCFBF7;color:var(--muted);font-size:15.5px;line-height:1.85}
.accordion .accordion-content p:last-child{margin-bottom:0}

/* ---------- cta banner ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--dark);color:#EAF4F1;isolation:isolate;border-radius:0}
.cta-band::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.3;
}
.cta-band::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(115deg,rgba(8,40,36,.96),rgba(10,66,59,.82))}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:64px 0}
.cta-inner h2{color:#fff;font-size:30px;margin-bottom:10px}
.cta-inner p{color:#B7D3CC;font-size:15.5px;margin:0;max-width:620px}
.cta-actions{display:flex;gap:14px;flex:0 0 auto;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#B7D3CC;padding:66px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand svg{width:32px;height:32px}
.footer-brand span{font-size:16.5px;font-weight:800;color:#fff;letter-spacing:.3px}
.site-footer p{font-size:14.5px;line-height:1.8;color:#93B3AC;margin-bottom:0}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:16px;font-weight:700}
.footer-col li{margin-bottom:10px}
.footer-col a{color:#93B3AC;font-size:14.5px}
.footer-col a:hover{color:var(--mist);text-decoration:underline;text-underline-offset:4px}
.footer-contact li{display:flex;gap:10px;color:#93B3AC;font-size:14.5px;margin-bottom:12px}
.footer-contact i{color:var(--mist);margin-top:6px}
.footer-bottom{
  border-top:1px solid rgba(143,211,196,.18);padding:20px 0 26px;display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;gap:12px;font-size:13.5px;color:#7E9C95;
}
.footer-bottom .num{font-variant-numeric:tabular-nums}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .hero-inner{gap:40px}
  h1{font-size:38px}
}
@media (max-width:1024px){
  .section{padding:72px 0}
  .nav-search{max-width:220px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 22px}
  .steps::before{display:none}
  .hero-inner{flex-direction:column;align-items:flex-start;min-height:0;padding:64px 0 72px}
  .hero-visual{max-width:100%;width:100%}
  .evidence-grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:860px){
  .nav-search{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .custom-hide{display:none}
  .channel-bar{display:none}
  .topbar-row{height:64px}
  .is-shrink .topbar-row{height:56px}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:26px;padding:54px 0}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:768px){
  body{font-size:16px}
  h1{font-size:30px;line-height:1.3}
  h2{font-size:24px}
  h3{font-size:19px}
  .section{padding:52px 0}
  .section--tight{padding:44px 0}
  .container{padding:0 18px}
  .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-actions{width:100%}
  .hero-actions .btn{flex:1 1 100%}
  .progress-panel{padding:26px 20px}
  .stat-row{grid-template-columns:1fr;gap:16px;margin-top:26px;padding-top:22px}
  .node-labels{font-size:11.5px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
}
@media (max-width:520px){
  .grid-4,.grid-3,.grid-2,.steps{grid-template-columns:1fr}
  .benefit{padding:26px 20px 22px}
  .footer-grid{grid-template-columns:1fr}
  .brand-text{font-size:15px}
  .brand-text small{display:none}
  .hero{min-height:0}
  .hero-inner{padding:48px 0 56px}
  .node-labels span:nth-child(even){display:none}
}
@media (min-width:1441px){
  .container{max-width:1220px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --c-primary:#0E5B52;
  --c-primary-dark:#0A423C;
  --c-accent:#F2762E;
  --c-accent-dark:#D9601D;
  --c-mist:#8FD3C4;
  --c-mist-soft:#E3F0EC;
  --c-bg:#F7F5EF;
  --c-card:#FFFFFF;
  --c-dark:#082824;
  --c-text:#171B1A;
  --c-text-2:#5A6562;
  --c-text-3:#98A29F;
  --c-line:#E4E0D7;
  --c-ok:#2F8F6B;
  --c-warn:#D0673B;
  --c-err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:10px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(8,40,36,.06), 0 12px 32px -12px rgba(8,40,36,.18);
  --sh-hover:0 18px 40px -16px rgba(8,40,36,.26);
  --w:1180px;
  --read:760px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-accent)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
h1,h2,h3,h4{margin:0;color:var(--c-text);font-weight:800;line-height:1.3;letter-spacing:.2px}
h1{font-size:44px;line-height:1.25}
h2{font-size:32px;line-height:1.3}
h3{font-size:22px;line-height:1.4;font-weight:700}
h4{font-size:18px;line-height:1.5;font-weight:700}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
input{font-family:inherit}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:700;line-height:1;
  border:1.5px solid transparent;cursor:pointer;text-decoration:none;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--c-accent);color:#26150A;box-shadow:0 8px 20px -10px rgba(242,118,46,.75)}
.btn-primary:hover{background:var(--c-accent-dark);color:#1D0F06;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:var(--c-accent-dark)}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-mist-soft);color:var(--c-primary);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:#fff;color:var(--c-primary);border-color:#fff}
.btn-light:hover{background:var(--c-mist);color:var(--c-primary-dark)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-block{width:100%}
.link-more{font-weight:700;font-size:14.5px;color:var(--c-primary);border-bottom:1px solid transparent;padding-bottom:2px}
.link-more:hover{color:var(--c-accent);border-bottom-color:var(--c-accent)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,239,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-shrink{box-shadow:0 8px 24px -18px rgba(8,40,36,.45)}
.brand-row{padding:14px 0;border-bottom:1px solid var(--c-line);transition:padding .25s ease}
.site-header.is-shrink .brand-row{padding:8px 0}
.brand-inner{display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;text-decoration:none}
.brand svg{width:38px;height:38px;flex:0 0 auto;transition:width .25s ease,height .25s ease}
.site-header.is-shrink .brand svg{width:32px;height:32px}
.brand-name{font-size:18px;font-weight:800;color:var(--c-primary);letter-spacing:.4px;white-space:nowrap;transition:font-size .25s ease}
.site-header.is-shrink .brand-name{font-size:16.5px}
.search-box{
  flex:1 1 auto;display:flex;align-items:center;gap:10px;
  max-width:520px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-input);padding:5px 6px 5px 14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(14,91,82,.10)}
.search-box i{color:var(--c-text-3);font-size:14px}
.search-box input{flex:1 1 auto;border:0;background:transparent;font-size:15px;color:var(--c-text);padding:9px 0;outline:none}
.search-box input::placeholder{color:var(--c-text-3)}
.search-box button{
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:700;
  padding:9px 18px;border-radius:8px;transition:background .2s ease;
}
.search-box button:hover{background:var(--c-primary-dark)}
.brand-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.hot-pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-mist-soft);border:1px solid var(--c-mist);
  border-radius:var(--r-pill);padding:7px 14px;
}
.hot-pill:hover{background:var(--c-mist);color:var(--c-primary-dark)}
.hamburger{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-primary);font-size:16px;
}
.hamburger:hover{background:var(--c-mist-soft)}
.channel-bar{background:rgba(255,255,255,.55)}
.channel-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:54px}
.site-header.is-shrink .channel-inner{min-height:46px}
.site-header.is-shrink .oc-nav a{padding:9px 14px}
.oc-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.oc-nav a{
  position:relative;display:inline-block;padding:12px 14px;
  font-size:15px;font-weight:600;color:var(--c-text-2);
  border-radius:8px;text-decoration:none;
  transition:color .2s ease,background .2s ease;
}
.oc-nav a:hover{color:var(--c-primary);background:var(--c-mist-soft)}
.oc-nav a.is-active{color:var(--c-primary)}
.oc-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  background:var(--c-accent);border-radius:2px;
}
.channel-note{font-size:13px;color:var(--c-text-3);white-space:nowrap;display:flex;align-items:center;gap:7px}
.channel-note::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-ok);display:inline-block}

/* ---------- 移动菜单 ---------- */
.off-canvas{background:#fff;width:300px}
.mobile-menu-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--c-line)}
.mobile-menu-title{font-weight:800;color:var(--c-primary);font-size:16px}
.mobile-close{width:36px;height:36px;border-radius:9px;border:1px solid var(--c-line);color:var(--c-text-2)}
.mobile-nav{padding:10px 12px}
.mobile-nav a{display:block;padding:14px 14px;border-radius:10px;font-weight:700;color:var(--c-text);font-size:15.5px}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--c-mist-soft);color:var(--c-primary)}
.mobile-extra{padding:12px 20px 26px}

/* ---------- 页面头部 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--c-dark);color:#fff}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(8,40,36,.94) 0%,rgba(8,40,36,.82) 45%,rgba(14,91,82,.62) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding:64px 24px 72px;max-width:var(--w);margin:0 auto}
.crumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:20px}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:var(--c-mist)}
.crumb span[aria-current]{color:#fff;font-weight:600}
.page-hero h1{color:#fff;max-width:840px}
.page-hero h1 .hl{color:var(--c-mist)}
.hero-lead{max-width:720px;margin:20px 0 0;font-size:17px;line-height:1.85;color:rgba(255,255,255,.82)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-facts{display:flex;flex-wrap:wrap;gap:38px;margin-top:42px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.hero-fact{min-width:130px}
.hero-fact strong{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.2}
.hero-fact span{font-size:13.5px;color:rgba(255,255,255,.66)}

/* ---------- 主布局 ---------- */
.main-wrap{padding:76px 0 88px}
.cat-layout{display:grid;grid-template-columns:268px minmax(0,1fr);gap:52px;align-items:start}
.toc{position:sticky;top:132px;display:flex;flex-direction:column;gap:20px}
.toc-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px 22px;box-shadow:var(--sh-card)}
.toc-title{font-size:13px;font-weight:800;letter-spacing:1.4px;color:var(--c-text-3);text-transform:uppercase;margin-bottom:14px}
.toc-list li + li{margin-top:2px}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:11px 12px;border-radius:9px;font-size:14.5px;font-weight:600;color:var(--c-text-2);
  border-left:2px solid transparent;
}
.toc-list a:hover{background:var(--c-mist-soft);color:var(--c-primary);border-left-color:var(--c-mist)}
.toc-list a i{font-size:12px;color:var(--c-mist)}
.toc-cta{background:linear-gradient(160deg,#0E5B52 0%,#082824 100%);color:#fff;border:0}
.toc-cta h4{color:#fff;font-size:17px;margin-bottom:8px}
.toc-cta p{font-size:14px;color:rgba(255,255,255,.76);margin-bottom:16px}
.toc-cta .btn{width:100%}

/* ---------- 内容区 ---------- */
.content-flow{display:flex;flex-direction:column;gap:54px}
.block{scroll-margin-top:140px}
.block-head{margin-bottom:22px}
.block-head .eyebrow{display:inline-block;font-size:13px;font-weight:700;color:var(--c-accent);letter-spacing:1.6px;margin-bottom:10px}
.block-head h2{position:relative;padding-left:16px}
.block-head h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;
  border-radius:2px;background:var(--c-accent);
}
.block-head .desc{margin-top:12px;font-size:15.5px;color:var(--c-text-2);max-width:var(--read)}
.prose{max-width:var(--read);font-size:16.5px;line-height:1.88;color:var(--c-text)}
.prose p:last-child{margin-bottom:0}

.note-card{
  background:#fff;border:1px solid var(--c-line);border-left:4px solid var(--c-mist);
  border-radius:var(--r-card);padding:24px 26px;box-shadow:var(--sh-card);
  margin-bottom:26px;
}
.note-card h3{font-size:17.5px;margin-bottom:10px}
.note-card p{margin:0;color:var(--c-text-2);font-size:15.5px}

.figure-block{margin:0 0 30px}
.figure-block img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--c-line)}
.figure-block figcaption{margin-top:12px;font-size:13.5px;color:var(--c-text-3);text-align:center}

.point-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:26px}
.point-item{
  display:flex;gap:14px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.point-item:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:var(--c-mist)}
.point-item i{color:var(--c-accent);font-size:17px;margin-top:4px}
.point-item h4{font-size:16px;margin-bottom:6px}
.point-item p{margin:0;font-size:14.5px;line-height:1.75;color:var(--c-text-2)}

/* 步骤 */
.steps{display:flex;flex-direction:column;gap:16px}
.step-item{
  display:grid;grid-template-columns:96px minmax(0,1fr);gap:22px;align-items:center;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:var(--c-mist)}
.step-num{
  font-size:34px;font-weight:800;color:var(--c-mist);
  font-variant-numeric:tabular-nums;line-height:1;
}
.step-item h3{font-size:19px;margin-bottom:6px}
.step-item p{margin:0;font-size:15px;color:var(--c-text-2)}
.step-tag{display:inline-block;margin-top:10px;font-size:12.5px;font-weight:700;color:var(--c-primary);background:var(--c-mist-soft);border-radius:var(--r-pill);padding:4px 12px}

/* 设备卡 */
.device-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:26px}
.device-card{
  position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-card);overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.device-card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--c-mist)}
.device-card:nth-child(2)::before{background:var(--c-accent)}
.device-card:nth-child(3)::before{background:var(--c-primary)}
.device-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:var(--c-mist)}
.device-card .ico{
  width:44px;height:44px;border-radius:12px;background:var(--c-mist-soft);
  display:flex;align-items:center;justify-content:center;color:var(--c-primary);font-size:18px;margin-bottom:16px;
}
.device-card h3{font-size:17.5px;margin-bottom:10px}
.device-card p{font-size:14.5px;color:var(--c-text-2);margin-bottom:14px}
.device-card ul li{font-size:14px;color:var(--c-text-2);padding-left:16px;position:relative;line-height:1.8}
.device-card ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--c-mist)}

/* 排查对照 */
.fix-list{display:flex;flex-direction:column;gap:14px;margin-top:26px}
.fix-item{
  display:grid;grid-template-columns:minmax(0,1fr) 40px minmax(0,1.2fr);
  gap:18px;align-items:center;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-card);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.fix-item:hover{border-color:var(--c-mist);box-shadow:var(--sh-hover)}
.fix-sym{font-size:15.5px;font-weight:700;color:var(--c-warn)}
.fix-arrow{text-align:center;color:var(--c-mist);font-size:15px}
.fix-act{font-size:15px;color:var(--c-text-2)}
.fix-act strong{color:var(--c-text);display:block;font-size:15.5px;margin-bottom:4px}

/* 进度 */
.progress-wrap{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 28px 30px;box-shadow:var(--sh-card);margin-top:26px;
}
.cp-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.cp-head h4{font-size:17.5px}
.cp-num{font-size:15px;font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums}
.progress{
  height:10px;border-radius:var(--r-pill);background:var(--c-line);
  overflow:hidden;margin:0;border:0;
}
.progress-meter{
  height:100%;border-radius:var(--r-pill);
  background:linear-gradient(90deg,#8FD3C4 0%,#F2762E 100%);
}
.cp-nodes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:20px}
.cp-node{display:flex;flex-direction:column;gap:6px;font-size:13.5px;color:var(--c-text-2)}
.cp-node .dot{width:11px;height:11px;border-radius:50%;border:2px solid var(--c-primary);background:#fff}
.cp-node.is-done .dot{background:var(--c-primary)}
.cp-node.is-current .dot{background:var(--c-accent);border-color:var(--c-accent)}
.cp-node em{font-style:normal;font-weight:700;color:var(--c-text);font-size:14px}

/* FAQ */
.accordion{border:0;background:transparent}
.accordion .accordion-item{
  background:#fff;border:1px solid var(--c-line) !important;
  border-radius:12px;margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.accordion .accordion-item:hover{border-color:var(--c-mist) !important}
.accordion .accordion-item.is-active{border-color:var(--c-mist) !important;box-shadow:var(--sh-card)}
.accordion .accordion-title{
  position:relative;display:flex;align-items:center;
  min-height:56px;padding:14px 54px 14px 22px;
  font-size:16px;font-weight:700;color:var(--c-text);
  border:0 !important;background:transparent;
}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:22px;left:auto;top:50%;
  transform:translateY(-50%);margin:0;
  font-size:20px;font-weight:700;color:var(--c-mist);
  transition:transform .25s ease,color .25s ease;width:auto;
}
.accordion .accordion-item.is-active .accordion-title{color:var(--c-primary);background:transparent}
.accordion .accordion-item.is-active .accordion-title::before{content:"+";transform:translateY(-50%) rotate(45deg);color:var(--c-accent)}
.accordion .accordion-title::after{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--c-accent);border-radius:2px;opacity:0;transition:opacity .25s ease;
}
.accordion .accordion-item.is-active .accordion-title::after{opacity:1}
.accordion .accordion-content{
  padding:2px 22px 22px 22px !important;border:0 !important;
  background:#FBFAF6;color:var(--c-text-2);font-size:15.5px;line-height:1.85;
}
.accordion .accordion-content p:last-child{margin-bottom:0}

/* CTA */
.cta-band{position:relative;background:var(--c-dark);border-radius:20px;overflow:hidden;margin-top:12px}
.cta-band-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.34}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,40,36,.95) 0%,rgba(14,91,82,.7) 100%)}
.cta-inner{position:relative;z-index:2;padding:52px 46px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:28px;margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.78);margin:0;font-size:15.5px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);margin-top:88px;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand svg{width:36px;height:36px}
.footer-brand span{font-size:17px;font-weight:800;color:#fff}
.site-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);margin:0}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:16px}
.footer-col ul li + li{margin-top:10px}
.footer-col ul a{color:rgba(255,255,255,.7);font-size:14.5px;text-decoration:none;border-bottom:1px solid transparent;transition:color .2s ease,border-color .2s ease}
.footer-col ul a:hover{color:var(--c-mist);border-bottom-color:var(--c-mist)}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.7);align-items:flex-start}
.footer-contact i{color:var(--c-mist);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  h1{font-size:34px}
  .page-hero h1{font-size:34px}
  h2{font-size:26px}
  .cat-layout{grid-template-columns:1fr;gap:34px}
  .toc{position:static}
  .toc-card{box-shadow:none}
  .toc-list{display:flex;flex-wrap:wrap;gap:6px}
  .toc-list li + li{margin-top:0}
  .device-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .point-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .search-box{max-width:340px}
  .hot-pill{display:none}
}
@media (max-width:860px){
  .search-box{display:none}
  .hamburger{display:inline-flex;align-items:center;justify-content:center}
  .channel-note{display:none}
  .brand-name{font-size:16px;white-space:normal}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.8}
  h1,.page-hero h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .container{padding:0 18px}
  .page-hero-inner{padding:44px 18px 52px}
  .hero-lead{font-size:16px}
  .hero-facts{gap:24px}
  .hero-fact strong{font-size:22px}
  .main-wrap{padding:48px 0 56px}
  .content-flow{gap:42px}
  .step-item{grid-template-columns:1fr;gap:12px;padding:22px}
  .step-num{font-size:28px}
  .device-grid{grid-template-columns:1fr}
  .fix-item{grid-template-columns:1fr;gap:10px}
  .fix-arrow{display:none}
  .cp-nodes{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-inner{padding:38px 24px}
  .cta-inner h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .site-footer{padding-top:48px;margin-top:56px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .brand svg{width:32px;height:32px}
  .brand-name{font-size:15px}
  .hero-actions .btn{width:100%}
  .accordion .accordion-title{font-size:15px;padding-right:46px}
  .cp-nodes{grid-template-columns:1fr}
}
@media (min-width:1440px){
  .container{max-width:1180px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --brand:#0E5B52;
  --brand-deep:#0B463F;
  --accent:#F2762E;
  --mist:#8FD3C4;
  --bg:#F7F5EF;
  --card:#FFFFFF;
  --dark:#082824;
  --ink:#171B1A;
  --ink-2:#5A6562;
  --ink-3:#98A29F;
  --line:#E4E0D7;
  --ok:#2F8F6B;
  --warn:#D0673B;
  --err:#C0392B;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh:0 1px 2px rgba(8,40,36,.06), 0 12px 32px -12px rgba(8,40,36,.18);
  --sh-hover:0 18px 40px -16px rgba(8,40,36,.26);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.3;color:var(--ink);letter-spacing:.2px}
h1{font-size:44px;line-height:1.25}
h2{font-size:32px;line-height:1.3}
h3{font-size:22px;line-height:1.4}
h4{font-size:18px;line-height:1.5}
p{margin:0 0 1em}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;cursor:pointer;background:none;border:0;color:inherit;text-transform:none;letter-spacing:normal}
input,select,textarea{font-family:inherit;font-size:inherit}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px}
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:30px;position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;background:var(--accent)}
.section-head p{margin:10px 0 0;color:var(--ink-2);font-size:15px}
.section-head .link-more{font-size:14.5px;font-weight:600;white-space:nowrap;text-decoration:underline;text-underline-offset:4px}
.section-head .link-more:hover{color:var(--accent)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:700;line-height:1;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--accent);color:#1A1206;border-color:var(--accent);box-shadow:0 10px 24px -14px rgba(242,118,46,.75)}
.btn-primary:hover{background:#DA6420;color:#1A1206;transform:translateY(-1px);box-shadow:0 16px 30px -14px rgba(242,118,46,.8)}
.btn-primary:active{transform:translateY(0);background:#C9591B}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:#E3F0EC;color:var(--brand-deep);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-block{width:100%}
.button,.btn,.button.primary,.button.secondary{text-transform:none;letter-spacing:normal;border-radius:var(--r-btn)}
.button{background-color:transparent}

/* ---------- 吸顶导航 ---------- */
.oc-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,239,.94);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.oc-header.is-stuck{background:rgba(247,245,239,.97);box-shadow:0 12px 30px -22px rgba(8,40,36,.55)}
.oc-top-inner{display:flex;align-items:center;gap:18px;height:72px;transition:height .25s ease}
.oc-header.is-stuck .oc-top-inner{height:56px}
.oc-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--brand)}
.oc-logo svg{width:38px;height:38px;flex:0 0 auto}
.oc-logo-text{font-size:17.5px;font-weight:800;letter-spacing:.4px;color:var(--brand);white-space:nowrap}
.oc-logo:hover .oc-logo-text{color:var(--accent)}
.oc-search{
  display:flex;align-items:center;gap:8px;flex:1 1 auto;max-width:420px;height:42px;
  background:#fff;border:1px solid var(--line);border-radius:10px;padding:0 6px 0 13px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.oc-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(14,91,82,.12)}
.oc-search i{color:var(--ink-3);font-size:13.5px}
.oc-search input{flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;outline:none;font-size:14.5px;color:var(--ink)}
.oc-search input::placeholder{color:var(--ink-3)}
.oc-search button{background:var(--brand);color:#fff;border-radius:8px;padding:8px 15px;font-size:13.5px;font-weight:700}
.oc-search button:hover{background:var(--brand-deep)}
.oc-trends{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);flex:0 0 auto}
.oc-trends a{padding:5px 12px;border-radius:var(--r-pill);background:#EAF3F0;color:var(--brand);font-size:12.5px;font-weight:600}
.oc-trends a:hover{background:var(--mist);color:var(--brand-deep)}
.oc-cta{padding:11px 20px;font-size:14.5px;flex:0 0 auto}
.oc-burger{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--brand);align-items:center;justify-content:center;flex:0 0 auto;
}
.oc-burger:hover{border-color:var(--mist);background:#EAF3F0}
.oc-navbar{border-top:1px solid var(--line);background:rgba(255,255,255,.5)}
.oc-nav{display:flex;align-items:center;gap:4px;height:52px;overflow-x:auto}
.oc-nav a{
  position:relative;display:inline-flex;align-items:center;height:100%;padding:0 16px;
  font-size:15px;font-weight:600;color:var(--ink-2);white-space:nowrap;
}
.oc-nav a:hover{color:var(--brand);background:rgba(143,211,196,.2)}
.oc-nav a.is-active{color:var(--brand)}
.oc-nav a.is-active::after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;border-radius:2px;background:var(--accent)}

/* ---------- 移动抽屉 ---------- */
.oc-drawer{
  position:fixed;top:0;left:0;bottom:0;width:302px;max-width:86vw;z-index:120;
  background:#fff;padding:20px 20px 32px;overflow-y:auto;
  transform:translateX(-102%);transition:transform .28s ease;
  box-shadow:0 24px 60px -20px rgba(8,40,36,.42);
  display:none;
}
.oc-drawer.is-open{transform:translateX(0)}
.oc-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.oc-drawer-head span{font-size:14px;font-weight:700;color:var(--ink-2);letter-spacing:1px}
.oc-drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);color:var(--brand);display:inline-flex;align-items:center;justify-content:center}
.oc-drawer-close:hover{background:#EAF3F0;border-color:var(--mist)}
.oc-drawer .oc-search{max-width:none;margin-bottom:18px}
.oc-drawer-nav{display:grid;gap:4px;margin-bottom:20px}
.oc-drawer-nav a{padding:13px 14px;border-radius:10px;font-size:15.5px;font-weight:600;color:var(--ink)}
.oc-drawer-nav a:hover{background:#F1F6F4;color:var(--brand)}
.oc-drawer-nav a.is-active{background:#EAF3F0;color:var(--brand)}
.oc-mask{
  position:fixed;inset:0;z-index:110;background:rgba(8,40,36,.45);
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.oc-mask.is-open{opacity:1;pointer-events:auto}

/* ---------- 面包屑 ---------- */
.crumb-wrap{background:#fff;border-bottom:1px solid var(--line)}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;min-height:54px;padding:10px 0;font-size:14px;color:var(--ink-2)}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{color:var(--ink-3)}
.crumb .current{color:var(--brand);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;color:#fff;padding:56px 0 58px;
  background-image:linear-gradient(115deg,rgba(8,40,36,.95) 8%,rgba(14,91,82,.82) 62%,rgba(14,91,82,.62) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
}
.article-hero h1{color:#fff;font-size:40px;line-height:1.3;max-width:900px;margin:16px 0 20px;text-shadow:0 2px 18px rgba(0,0,0,.25)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--r-pill);font-size:12.5px;font-weight:700;line-height:1.5}
.badge-cat{background:rgba(143,211,196,.22);color:#DFF4EE;border:1px solid rgba(143,211,196,.5)}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:14px;color:rgba(233,244,241,.86)}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--mist)}

/* ---------- 正文布局 ---------- */
.article-section{padding:56px 0 84px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:46px;align-items:start}
.article-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh);padding:44px 46px;font-size:16.5px;line-height:1.9;color:var(--ink);
  overflow-wrap:break-word;
}
.article-body > *:first-child{margin-top:0}
.article-body h2{position:relative;font-size:26px;line-height:1.4;margin:2em 0 .8em;padding-left:16px}
.article-body h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:3px;border-radius:3px;background:var(--accent)}
.article-body h3{font-size:20px;margin:1.7em 0 .6em;color:var(--brand)}
.article-body h4{font-size:17.5px;margin:1.4em 0 .5em}
.article-body p{margin:0 0 1em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.45em 0}
.article-body blockquote{
  margin:1.5em 0;padding:16px 20px;background:#EDF6F3;border-left:3px solid var(--brand);
  border-radius:0 10px 10px 0;color:var(--brand-deep);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:1.6em auto}
.article-body figure{margin:1.6em 0}
.article-body figcaption,.article-body .figcaption{font-size:13px;text-align:center;color:var(--ink-3);margin-top:8px}
.article-body table{width:100%;display:block;overflow-x:auto;font-size:15px;border:1px solid var(--line);border-radius:10px}
.article-body thead th{background:#EFF5F3;color:var(--brand-deep);font-weight:700}
.article-body th,.article-body td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
.article-body tbody tr:nth-child(even){background:#FBFAF6}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body strong{color:var(--brand-deep)}

.empty-state{
  text-align:center;padding:64px 26px;border:1px dashed var(--line);border-radius:var(--r-card);
  background:#FBFAF6;color:var(--ink-2);
}
.empty-state i{font-size:32px;color:var(--mist);display:block;margin-bottom:14px}
.empty-state h2{font-size:22px;margin-bottom:10px;color:var(--ink)}
.empty-state p{margin-bottom:22px}

/* ---------- 标签 ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:28px}
.tag-row .tag-label{font-size:13px;color:var(--ink-3);font-weight:600;letter-spacing:1px}
.tag{padding:7px 15px;border-radius:var(--r-pill);background:#EAF3F0;color:var(--brand);font-size:13px;font-weight:600;border:1px solid transparent}
.tag:hover{background:var(--mist);color:var(--brand-deep);border-color:var(--mist)}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:104px;display:grid;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);padding:20px 22px}
.side-card h3{display:flex;align-items:center;gap:9px;font-size:15px;color:var(--brand);margin-bottom:14px;letter-spacing:.5px}
.side-card h3 i{color:var(--accent)}
.toc a{display:block;padding:9px 12px;border-left:2px solid var(--line);font-size:14.5px;color:var(--ink-2);line-height:1.6}
.toc a:hover{border-color:var(--accent);background:#F4F9F7;color:var(--brand)}
.toc a.is-current{border-color:var(--accent);color:var(--brand);font-weight:600;background:#F4F9F7}
.hot-list li + li{border-top:1px dashed var(--line)}
.hot-list a{display:block;padding:11px 0;font-size:14.5px;color:var(--ink);line-height:1.65}
.hot-list a:hover{color:var(--accent)}
.hot-list .t{display:block;font-size:12.5px;color:var(--ink-3);margin-top:4px}
.progress-head{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-2);margin-bottom:8px}
.progress{height:9px;border-radius:var(--r-pill);background:var(--line);border:0;margin:0;overflow:hidden}
.progress-meter{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--accent),#F79A54);transition:width .15s linear}
.side-cta{background:linear-gradient(140deg,rgba(8,40,36,.96),rgba(14,91,82,.9)),url("/assets/images/backpic/back-3.png");background-size:cover;background-position:center;color:#fff;border:0}
.side-cta h3{color:#fff}
.side-cta p{color:rgba(226,240,236,.86);font-size:14px;line-height:1.8;margin-bottom:16px}

/* ---------- 上下篇 ---------- */
.postnav{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:52px}
.postnav-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh);color:var(--ink);
}
.postnav-card:hover{transform:translateY(-3px);border-color:var(--mist);box-shadow:var(--sh-hover);color:var(--ink)}
.postnav-label{display:inline-block;font-size:12.5px;color:var(--accent);font-weight:700;letter-spacing:1px;margin-bottom:8px}
.postnav-card h3{font-size:18px;margin-bottom:8px}
.postnav-card p{margin:0;font-size:14.5px;color:var(--ink-2);line-height:1.75}

/* ---------- 卡片网格 ---------- */
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh);overflow:hidden;height:100%;color:var(--ink);
}
.card:hover{transform:translateY(-3px);border-color:var(--mist);box-shadow:var(--sh-hover);color:var(--ink)}
.card-cover{aspect-ratio:16 / 9;overflow:hidden;background:#EDF6F3}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .card-cover img{transform:scale(1.04)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.card-body h3{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-excerpt{font-size:14.5px;color:var(--ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:12.5px;color:var(--ink-3);margin-top:auto}
.card-meta i{color:var(--mist)}
.badge-soft{background:#EAF3F0;color:var(--brand);padding:4px 11px;border-radius:var(--r-pill);font-size:12px;font-weight:700}

.return-band{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  background:#EFF5F3;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 28px;margin-top:48px;
}
.return-band h3{font-size:18px;margin-bottom:6px}
.return-band p{margin:0;font-size:14.5px;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item:hover{border-color:var(--mist)}
.faq-item.is-open{box-shadow:var(--sh)}
.faq-q{
  position:relative;width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:16px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-q::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--accent);opacity:0;transition:opacity .2s ease}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-q i{flex:0 0 auto;color:var(--accent);font-size:15px;transition:transform .25s ease}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;background:#FBFAF6}
.faq-item.is-open .faq-a{max-height:460px}
.faq-a-inner{padding:4px 22px 20px;font-size:15.5px;color:var(--ink-2);line-height:1.85}
.faq-a-inner p:last-child{margin-bottom:0}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  position:relative;overflow:hidden;color:#fff;border-radius:18px;padding:54px 50px;
  background-image:linear-gradient(115deg,rgba(8,40,36,.95),rgba(14,91,82,.85)),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:12px}
.cta-band p{color:rgba(226,240,236,.88);font-size:15.5px;max-width:640px;margin:0}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn-ghost{color:#DFF4EE;border-color:var(--mist)}
.cta-band .btn-ghost:hover{background:rgba(143,211,196,.18);color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#C9D8D4;padding:64px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand svg{width:34px;height:34px;flex:0 0 auto}
.footer-brand span{font-size:17px;font-weight:800;color:#fff;letter-spacing:.3px}
.site-footer p{color:#9FB3AE;font-size:14.5px;line-height:1.85;margin:0;max-width:340px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.5px}
.footer-col li{margin-bottom:9px}
.footer-col a{color:#9FB3AE;font-size:14.5px}
.footer-col a:hover{color:var(--mist);text-decoration:underline;text-underline-offset:4px}
.footer-contact li{display:flex;align-items:flex-start;gap:9px;color:#9FB3AE;font-size:14px;line-height:1.7}
.footer-contact i{margin-top:5px;color:var(--mist);flex:0 0 auto}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid rgba(143,211,196,.18);padding:20px 0;font-size:13.5px;color:#7F958F;
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .oc-trends{display:none}
}
@media (max-width:1024px){
  h1{font-size:36px}
  .article-hero h1{font-size:32px}
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:32px}
  .article-body{padding:36px 32px}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .site-footer p{max-width:none}
}
@media (max-width:900px){
  .oc-search{display:none}
  .oc-burger{display:inline-flex}
  .oc-drawer{display:block}
  .oc-navbar{display:none}
  .article-side{position:static;top:auto}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:30px}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.8}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .section{padding:52px 0}
  .section-tight{padding:44px 0}
  .article-hero{padding:38px 0 40px}
  .article-hero h1{font-size:27px;margin:14px 0 16px}
  .article-body{padding:28px 22px;font-size:16px}
  .article-body h2{font-size:22px}
  .cta-band{padding:34px 26px;border-radius:14px}
  .cta-band h2{font-size:23px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .postnav{grid-template-columns:1fr}
  .rec-grid{grid-template-columns:1fr}
  .return-band{padding:20px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .site-footer{padding-top:48px;margin-top:60px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .oc-top-inner{gap:12px}
  .oc-logo-text{font-size:15.5px;white-space:normal;line-height:1.25}
  .oc-logo svg{width:32px;height:32px}
  .oc-cta{padding:10px 14px;font-size:13.5px}
  .crumb .current{max-width:200px}
  .article-body{padding:22px 18px}
  .article-body th,.article-body td{padding:9px 11px}
  .page-progress{display:none}
}
@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --c-primary:#0E5B52;
  --c-primary-dark:#0A463F;
  --c-accent:#F2762E;
  --c-accent-dark:#D9621F;
  --c-mist:#8FD3C4;
  --c-mist-soft:#E3F0EC;
  --c-bg:#F7F5EF;
  --c-card:#FFFFFF;
  --c-dark:#082824;
  --c-text:#171B1A;
  --c-text-2:#5A6562;
  --c-text-3:#98A29F;
  --c-line:#E4E0D7;
  --c-warn:#D0673B;
  --c-ok:#2F8F6B;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(8,40,36,.06),0 12px 32px -12px rgba(8,40,36,.18);
  --sh-2:0 18px 40px -16px rgba(8,40,36,.26);
  --container:1180px;
  --sec-pad:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0 0 .8em;font-weight:800;color:var(--c-primary);line-height:1.3;letter-spacing:-.01em}
h1{font-size:44px;line-height:1.25}
h2{font-size:32px;line-height:1.3}
h3{font-size:22px;line-height:1.4;font-weight:700}
h4{font-size:18px;line-height:1.5;font-weight:700}
p{margin:0 0 1em;color:var(--c-text)}
ul,ol{margin:0 0 1em;padding-left:1.15em}
li{margin-bottom:.45em}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--c-accent)}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:var(--sec-pad) 0}
.section--tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.16em;font-weight:700;color:var(--c-primary);background:var(--c-mist-soft);border:1px solid rgba(14,91,82,.14);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:16px;text-transform:uppercase}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--c-text-2);margin-bottom:0}
.text-2{color:var(--c-text-2)}
.muted{color:var(--c-text-3)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 26px;border-radius:var(--r-btn);font-weight:700;font-size:15.5px;line-height:1;border:1.5px solid transparent;cursor:pointer;transition:transform .18s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;text-align:center}
.btn-primary{background:var(--c-accent);color:#0A2B24;box-shadow:0 10px 24px -14px rgba(242,118,46,.85)}
.btn-primary:hover{background:var(--c-accent-dark);color:#10231F;transform:translateY(-1px);box-shadow:0 14px 28px -14px rgba(242,118,46,.9)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-mist-soft);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.45);color:#F2FBF8}
.btn-light:hover{background:rgba(143,211,196,.2);border-color:var(--c-mist);color:#fff}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--c-primary);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1.5px;text-decoration-color:rgba(14,91,82,.35)}
.btn-link:hover{color:var(--c-accent);text-decoration-color:var(--c-accent)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.btn-primary:focus-visible{outline-color:var(--c-accent)}
.btn-block{width:100%}

/* 标签徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;line-height:1.5;font-weight:700;padding:4px 11px;border-radius:var(--r-pill);background:var(--c-mist-soft);color:var(--c-primary);border:1px solid rgba(14,91,82,.14)}
.badge--warn{background:#FBE9E0;color:#9C4520;border-color:rgba(208,103,59,.25)}
.badge--ok{background:#E4F3EC;color:#20694E;border-color:rgba(47,143,107,.22)}
.badge--dark{background:rgba(143,211,196,.16);color:#CDEFE5;border-color:rgba(143,211,196,.3)}

/* 顶部导航 */
.oc-header{position:sticky;top:0;z-index:70;background:rgba(247,245,239,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease,background-color .25s ease}
.oc-header.is-shrink{box-shadow:0 10px 28px -18px rgba(8,40,36,.5);background:rgba(247,245,239,.92)}
.oc-navbar{padding:12px 0;transition:padding .25s ease}
.oc-header.is-shrink .oc-navbar{padding:5px 0}
.oc-navbar-inner{display:flex;align-items:center;gap:22px}
.oc-logo{display:inline-flex;align-items:center;gap:11px;font-weight:800;font-size:17px;color:var(--c-primary);white-space:nowrap;letter-spacing:-.01em}
.oc-logo:hover{color:var(--c-primary-dark)}
.oc-logo svg{width:38px;height:38px;flex:0 0 auto;transition:width .25s ease,height .25s ease}
.oc-header.is-shrink .oc-logo svg{width:32px;height:32px}
.oc-search{flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--c-line);border-radius:10px;padding:0 14px;height:42px;transition:border-color .2s ease,box-shadow .2s ease}
.oc-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(14,91,82,.1)}
.oc-search i{color:var(--c-text-3);font-size:14px}
.oc-search input{flex:1;border:0;background:transparent;height:40px;padding:0;margin:0;box-shadow:none;color:var(--c-text);font-size:15px}
.oc-search input::placeholder{color:var(--c-text-3)}
.oc-search input:focus{outline:none;box-shadow:none}
.oc-hot{display:flex;align-items:center;gap:8px}
.oc-hot a{font-size:13px;font-weight:600;color:var(--c-text-2);background:#fff;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:6px 13px}
.oc-hot a:hover{color:var(--c-primary);border-color:var(--c-mist);background:var(--c-mist-soft)}
.oc-nav-cta{margin-left:auto;padding:12px 22px}
.oc-burger{display:none;margin-left:auto;width:44px;height:42px;border-radius:10px;border:1px solid var(--c-line);background:#fff;color:var(--c-primary);align-items:center;justify-content:center;font-size:17px;cursor:pointer}
.oc-burger:hover{border-color:var(--c-mist);background:var(--c-mist-soft)}
.oc-navbar-channel{border-top:1px solid var(--c-line);transition:padding .25s ease}
.oc-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.oc-nav a{position:relative;font-size:15px;font-weight:700;color:var(--c-text-2);padding:13px 16px;border-radius:8px 8px 0 0;transition:color .2s ease,background-color .2s ease}
.oc-header.is-shrink .oc-nav a{padding:9px 16px}
.oc-nav a:hover{color:var(--c-primary);background:rgba(227,240,236,.7)}
.oc-nav a.is-active{color:var(--c-primary)}
.oc-nav a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:-1px;height:2px;background:var(--c-accent);border-radius:2px}

/* 抽屉导航 */
.oc-drawer{background:var(--c-bg);border-left:1px solid var(--c-line);z-index:2200}
.oc-drawer-inner{padding:22px 20px}
.oc-drawer-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--c-primary);margin-bottom:20px;font-size:16.5px}
.oc-drawer-brand svg{width:34px;height:34px}
.oc-drawer .oc-search{max-width:none;margin-bottom:20px;width:100%}
.oc-drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.oc-drawer-nav a{display:block;padding:13px 14px;border-radius:10px;font-weight:700;color:var(--c-text-2);background:#fff;border:1px solid var(--c-line)}
.oc-drawer-nav a:hover{color:var(--c-primary);border-color:var(--c-mist)}
.oc-drawer-nav a.is-active{color:var(--c-primary);border-left:3px solid var(--c-accent)}

/* Hero */
.oc-hero{position:relative;background:var(--c-dark) url('/assets/images/backpic/back-2.png') center right/cover no-repeat;color:#EAF6F2;overflow:hidden}
.oc-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(104deg,rgba(8,40,36,.96) 0%,rgba(8,40,36,.9) 38%,rgba(14,91,82,.62) 72%,rgba(14,91,82,.35) 100%)}
.oc-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:130px;background:linear-gradient(180deg,rgba(247,245,239,0) 0%,rgba(247,245,239,.92) 70%,var(--c-bg) 100%);pointer-events:none}
.oc-hero-inner{position:relative;z-index:2;padding:92px 0 78px}
.oc-hero-copy{max-width:760px}
.oc-hero h1{color:#fff;margin-bottom:18px;font-size:44px;line-height:1.25}
.oc-hero h1 em{font-style:normal;color:var(--c-mist)}
.oc-hero-sub{font-size:17.5px;line-height:1.85;color:rgba(234,246,242,.86);max-width:660px;margin-bottom:30px}
.oc-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.oc-hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;border-top:1px solid rgba(143,211,196,.24);padding-top:26px}
.oc-stat b{display:block;font-size:30px;font-weight:800;color:#fff;letter-spacing:-.02em;line-height:1.2}
.oc-stat b i{font-style:normal;font-size:15px;color:var(--c-mist);margin-left:3px;font-weight:700}
.oc-stat span{display:block;font-size:13.5px;color:rgba(234,246,242,.72);margin-top:6px}

/* 面包屑 */
.oc-crumb{background:var(--c-bg);border-bottom:1px solid var(--c-line)}
.oc-crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;margin:0;padding:14px 0;font-size:13.5px;color:var(--c-text-3)}
.oc-crumb li{margin:0;display:flex;align-items:center;gap:8px}
.oc-crumb a{color:var(--c-text-2);font-weight:600}
.oc-crumb a:hover{color:var(--c-accent)}
.oc-crumb li[aria-current]{color:var(--c-primary);font-weight:700}

/* 卡片瀑布 */
.oc-masonry{column-count:3;column-gap:24px}
.oc-mcard{display:inline-block;width:100%;break-inside:avoid;-webkit-column-break-inside:avoid;page-break-inside:avoid;margin:0 0 24px;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.oc-mcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-mist)}
.oc-mcard .top-rule{height:4px;width:56px;border-radius:999px;background:var(--c-mist);margin-bottom:18px}
.oc-mcard.is-accent .top-rule{background:var(--c-accent)}
.oc-mcard.is-warn .top-rule{background:var(--c-warn)}
.oc-mcard h3{margin:12px 0 10px;font-size:19px;color:var(--c-primary)}
.oc-mcard p{font-size:15px;color:var(--c-text-2);margin-bottom:14px}
.oc-mcard ul{list-style:none;padding:0;margin:0 0 16px}
.oc-mcard ul li{position:relative;padding-left:20px;font-size:14.5px;color:var(--c-text-2);margin-bottom:8px}
.oc-mcard ul li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--c-mist)}
.oc-mcard .card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px dashed var(--c-line);padding-top:14px}
.oc-mcard .card-foot span{font-size:13px;color:var(--c-text-3)}

/* 编号步骤 */
.oc-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:22px}
.oc-step{position:relative;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px 20px 22px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.oc-step:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-mist)}
.oc-step .no{display:block;font-size:34px;font-weight:800;color:var(--c-mist);line-height:1;letter-spacing:-.03em;margin-bottom:14px}
.oc-step h3{font-size:17.5px;margin-bottom:8px}
.oc-step p{font-size:14.5px;color:var(--c-text-2);margin-bottom:0}
.oc-step.is-current{border-color:var(--c-accent);box-shadow:0 18px 40px -20px rgba(242,118,46,.6)}
.oc-step.is-current .no{color:var(--c-accent)}
.oc-step .dot{position:absolute;top:26px;right:20px;width:9px;height:9px;border-radius:50%;background:var(--c-line)}
.oc-step.is-current .dot{background:var(--c-accent)}

/* 图文交替 */
.oc-split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.oc-split + .oc-split{margin-top:72px}
.oc-split .media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-1);background:var(--c-mist-soft)}
.oc-split .media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.oc-split .copy h3{font-size:24px;margin-bottom:14px}
.oc-split .copy p{color:var(--c-text-2)}
.oc-split.reverse .media{order:2}
.oc-split.reverse .copy{order:1}
.oc-checklist{list-style:none;padding:0;margin:18px 0 22px}
.oc-checklist li{position:relative;padding-left:28px;font-size:15px;color:var(--c-text-2);margin-bottom:11px}
.oc-checklist li i{position:absolute;left:0;top:.28em;color:var(--c-ok);font-size:14px}
.oc-quote{margin:24px 0;padding:18px 22px;background:var(--c-mist-soft);border-left:3px solid var(--c-primary);border-radius:0 var(--r-img) var(--r-img) 0;color:var(--c-primary-dark);font-size:15px}
.oc-quote p{margin:0;color:var(--c-primary-dark)}

/* 进度与统计 */
.oc-progress-card{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);padding:36px;box-shadow:var(--sh-1)}
.oc-progress-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
.oc-progress-head h3{margin-bottom:6px;font-size:24px}
.oc-progress-head p{margin:0;color:var(--c-text-2);font-size:15px}
.oc-progress-value{font-size:30px;font-weight:800;color:var(--c-primary);letter-spacing:-.02em;line-height:1}
.oc-track{position:relative;height:10px;border-radius:var(--r-pill);background:var(--c-line);overflow:hidden}
.oc-track span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,#F2762E 0%,#F79B62 100%)}
.oc-nodes{display:grid;grid-template-columns:repeat(5,1fr);margin-top:-14px}
.oc-node{position:relative;text-align:center;padding-top:22px}
.oc-node::before{content:"";position:absolute;top:6px;left:50%;transform:translateX(-50%);width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid var(--c-line);transition:border-color .2s ease,background-color .2s ease}
.oc-node.is-done::before{border-color:var(--c-primary);background:var(--c-primary)}
.oc-node.is-current::before{border-color:var(--c-accent);background:var(--c-accent);box-shadow:0 0 0 5px rgba(242,118,46,.18)}
.oc-node b{display:block;font-size:13.5px;color:var(--c-text-2);font-weight:700}
.oc-node small{display:block;font-size:12.5px;color:var(--c-text-3)}
.oc-stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:32px}
.oc-stat-box{background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px 22px}
.oc-stat-box b{display:block;font-size:26px;font-weight:800;color:var(--c-primary);letter-spacing:-.02em}
.oc-stat-box span{font-size:13.5px;color:var(--c-text-2)}

/* FAQ */
.oc-faq-wrap{max-width:900px;margin:0 auto}
.oc-faq{list-style:none;margin:0;padding:0;background:transparent}
.oc-faq .accordion-item{background:var(--c-card);border:1px solid var(--c-line);border-radius:12px;margin-bottom:14px;box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.oc-faq .accordion-item:hover{border-color:var(--c-mist)}
.oc-faq .accordion-item.is-active{border-color:rgba(242,118,46,.45);box-shadow:var(--sh-2)}
.oc-faq .accordion-title{position:relative;display:block;padding:16px 60px 16px 22px;font-size:16.5px;font-weight:700;color:var(--c-primary);background:var(--c-card);border:0;line-height:1.5;min-height:56px}
.oc-faq .accordion-title:hover{background:#FCFBF7;color:var(--c-primary-dark)}
.oc-faq .accordion-title::before{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);width:auto;height:auto;margin:0;font-size:22px;font-weight:400;line-height:1;color:var(--c-text-3);transition:transform .25s ease,color .25s ease}
.oc-faq .accordion-item.is-active .accordion-title::before{content:"+";transform:translateY(-50%) rotate(45deg);color:var(--c-accent)}
.oc-faq .accordion-item.is-active .accordion-title::after{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;background:var(--c-accent);border-radius:0 3px 3px 0}
.oc-faq .accordion-content{padding:0 22px 20px 22px;background:#FBF9F4;border:0;color:var(--c-text-2);font-size:15.5px}
.oc-faq .accordion-content p{color:var(--c-text-2);margin-bottom:0}

/* 深色 CTA */
.oc-cta{position:relative;background:var(--c-dark) url('/assets/images/backpic/back-3.png') center/cover no-repeat;color:#EAF6F2;border-radius:0;overflow:hidden}
.oc-cta::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(8,40,36,.96) 0%,rgba(10,70,63,.88) 55%,rgba(14,91,82,.7) 100%)}
.oc-cta-inner{position:relative;z-index:2;padding:72px 0;display:grid;grid-template-columns:1.3fr .7fr;gap:44px;align-items:center}
.oc-cta h2{color:#fff;font-size:30px;margin-bottom:14px}
.oc-cta p{color:rgba(234,246,242,.82);margin-bottom:0;max-width:620px}
.oc-cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.oc-cta-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px;font-size:13.5px;color:rgba(234,246,242,.7)}
.oc-cta-meta span{display:inline-flex;align-items:center;gap:7px}

/* 页脚 */
.site-footer{background:var(--c-dark);color:rgba(234,246,242,.76);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:11px;font-weight:800;color:#fff;font-size:16.5px;margin-bottom:16px}
.footer-brand svg{width:36px;height:36px}
.site-footer p{color:rgba(234,246,242,.7);font-size:14.5px;margin-bottom:0}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{color:rgba(234,246,242,.76);font-size:14.5px;text-underline-offset:4px}
.footer-col a:hover{color:var(--c-mist);text-decoration:underline}
.footer-contact li{display:flex;gap:9px;align-items:flex-start;font-size:14.5px;color:rgba(234,246,242,.76);margin-bottom:11px}
.footer-contact i{color:var(--c-mist);margin-top:5px;font-size:13px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;border-top:1px solid rgba(143,211,196,.18);padding:22px 0;font-size:13.5px;color:rgba(234,246,242,.6)}

/* 响应式 */
@media (max-width:1199px){
  h1{font-size:40px}
  .oc-hero h1{font-size:40px}
  .oc-steps{grid-template-columns:repeat(3,1fr)}
  .oc-nodes{grid-template-columns:repeat(5,1fr)}
}
@media (max-width:1023px){
  :root{--sec-pad:66px}
  .oc-search,.oc-hot,.oc-nav-cta,.oc-navbar-channel{display:none}
  .oc-burger{display:inline-flex}
  .oc-masonry{column-count:2}
  .oc-split{grid-template-columns:1fr;gap:26px}
  .oc-split.reverse .media{order:0}
  .oc-split.reverse .copy{order:0}
  .oc-cta-inner{grid-template-columns:1fr;gap:26px}
  .oc-cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .oc-hero-inner{padding:72px 0 62px}
}
@media (max-width:767px){
  :root{--sec-pad:52px}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  body{font-size:16px;line-height:1.8}
  .oc-hero h1{font-size:30px}
  .oc-hero-sub{font-size:16px}
  .oc-hero{min-height:420px}
  .oc-hero-actions .btn{width:100%}
  .oc-hero-stats{grid-template-columns:1fr 1fr;gap:18px;padding-top:22px}
  .oc-stat b{font-size:25px}
  .oc-masonry{column-count:1}
  .oc-steps{grid-template-columns:1fr 1fr}
  .oc-nodes{grid-template-columns:repeat(5,1fr)}
  .oc-node b{font-size:12px}
  .oc-node small{display:none}
  .oc-progress-card{padding:24px 20px}
  .oc-stat-grid{grid-template-columns:1fr}
  .oc-cta-inner{padding:52px 0}
  .oc-cta h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .oc-split + .oc-split{margin-top:52px}
}
@media (max-width:519px){
  .oc-steps{grid-template-columns:1fr}
  .oc-hero-stats{grid-template-columns:1fr 1fr}
  .oc-logo span{font-size:15px}
  .oc-logo svg{width:32px;height:32px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}