/* roulang page: index */
:root{
  --c-primary:#14615C;
  --c-primary-dark:#0E4A46;
  --c-primary-soft:#E3EFEC;
  --c-accent:#D98324;
  --c-accent-soft:#FBEFE0;
  --c-deep:#0E3B38;
  --c-ink:#1B2320;
  --c-ink-2:#4A5652;
  --c-ink-3:#7C8A85;
  --c-bg:#FBFCFA;
  --c-surface:#FFFFFF;
  --c-tint:#F2F6F4;
  --c-line:#E4E9E6;
  --c-line-strong:#D3DCD8;
  --c-warn:#C0392B;
  --r-lg:14px;
  --r-md:10px;
  --r-sm:8px;
  --r-pill:999px;
  --sh-hover:0 8px 24px rgba(14,59,56,.08);
  --sh-deep:0 12px 32px rgba(0,0,0,.18);
  --sec-y:88px;
  --container:1200px;
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.9;
  color:var(--c-ink-2);
  background:var(--c-bg);
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1.15em;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:600;letter-spacing:-.01em;}
h1{font-size:44px;line-height:1.3;}
h2{font-size:28px;line-height:1.4;}
h3{font-size:19px;line-height:1.5;}
h4{font-size:16.5px;line-height:1.5;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}
.section{padding:var(--sec-y) 0;}
.section--tint{background:var(--c-tint);}
.section--white{background:var(--c-surface);}
.section--deep{background:var(--c-deep);}
.section__head{max-width:760px;margin-bottom:40px;}
.section__head--row{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;}
.section__lead{margin:12px 0 0;font-size:16.5px;color:var(--c-ink-2);}
.section--deep .section__head h2,.section--deep h2,.section--deep h3{color:#fff;}
.section--deep .section__lead{color:rgba(255,255,255,.78);}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(0,0,0,.06);}
.header__inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{
  width:28px;height:28px;border-radius:8px;background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;flex:0 0 auto;
}
.brand__name{font-size:17px;font-weight:600;color:var(--c-ink);white-space:nowrap;}
.nav{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);
  padding:6px 0;white-space:nowrap;
}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--c-primary);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav a:hover{color:var(--c-primary);}
.nav a:hover::after{transform:scaleX(1);}
.nav a.is-active{color:var(--c-primary);}
.nav a.is-active::after{transform:scaleX(1);}
.header__tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-form{position:relative;}
.search-form input{
  width:220px;height:40px;border-radius:var(--r-md);border:1px solid var(--c-line-strong);
  padding:0 14px;background:var(--c-surface);color:var(--c-ink);font-size:14.5px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-form input::placeholder{color:var(--c-ink-3);}
.search-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px var(--c-primary-soft);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;border-radius:var(--r-md);padding:13px 26px;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--c-primary);color:#fff;}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-hover);}
.btn--primary:active{transform:translateY(1px);}
.btn--ghost{background:transparent;border:1px solid var(--c-primary);color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.btn--ghost-light{background:transparent;border:1px solid rgba(255,255,255,.7);color:#fff;}
.btn--ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;}
.btn--light{background:#fff;color:var(--c-primary-dark);}
.btn--light:hover{background:#fff;color:var(--c-primary);transform:translateY(-1px);box-shadow:var(--sh-hover);}
.btn--sm{padding:10px 18px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-primary);}
.link-arrow span{transition:transform .2s ease;}
.link-arrow:hover span{transform:translateX(3px);}
.header__burger{
  display:none;width:40px;height:40px;border-radius:var(--r-md);border:1px solid var(--c-line-strong);
  align-items:center;justify-content:center;
}
.header__burger i{display:block;width:16px;height:1.5px;background:var(--c-ink);position:relative;}
.header__burger i::before,.header__burger i::after{
  content:"";position:absolute;left:0;width:16px;height:1.5px;background:var(--c-ink);
}
.header__burger i::before{top:-5px;}
.header__burger i::after{top:5px;}
.mobile-drawer{
  display:none;background:var(--c-surface);border-bottom:1px solid var(--c-line);
  padding:8px 24px 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;font-size:16px;color:var(--c-ink);line-height:52px;border-bottom:1px solid var(--c-line);
}
.mobile-drawer a.is-active{color:var(--c-primary);font-weight:600;}
.mobile-drawer .search-form input{width:100%;margin-top:16px;}
.mobile-drawer .btn{width:100%;margin-top:12px;}

/* ============ Hero ============ */
.hero{
  background:linear-gradient(180deg,var(--c-tint) 0%,var(--c-bg) 100%);
  padding:64px 0 56px;
  position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;right:-120px;top:-80px;width:520px;height:520px;
  background:radial-gradient(circle at 50% 50%,rgba(20,97,92,.06),transparent 68%);
  pointer-events:none;
}
.hero__inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;position:relative;}
.hero__eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:20px;
}
.hero h1{max-width:640px;}
.hero__sub{font-size:17px;color:var(--c-ink);margin:18px 0 12px;font-weight:500;}
.hero__desc{font-size:16.5px;color:var(--c-ink-2);max-width:560px;margin-bottom:28px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;}
.hero__trust{display:flex;flex-wrap:wrap;align-items:center;gap:0;}
.hero__trust li{
  font-size:14px;color:var(--c-ink-2);padding:0 16px;border-left:1px solid var(--c-line-strong);
}
.hero__trust li:first-child{padding-left:0;border-left:0;}
.hero__media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid var(--c-line);
}

/* ============ Pain ============ */
.pain__grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start;}
.pain__list{border-top:1px solid var(--c-line-strong);}
.pain__item{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--c-line-strong);}
.pain__num{font-size:15px;font-weight:600;color:var(--c-accent);flex:0 0 auto;padding-top:2px;}
.pain__item p{margin:6px 0 0;font-size:15.5px;color:var(--c-ink-2);}

/* ============ Solution zigzag ============ */
.zigzag{display:flex;flex-direction:column;gap:72px;}
.zigzag__row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.zigzag__row--reverse .zigzag__text{order:2;}
.zigzag__row--reverse .zigzag__media{order:1;}
.zigzag__media{overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--c-line);}
.zigzag__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.zigzag__media:hover img{transform:scale(1.03);}
.zigzag__text p{font-size:16.5px;margin:14px 0 18px;max-width:520px;}

/* ============ Result / deep ============ */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:56px;}
.metric{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);padding:24px;
}
.metric__num{font-size:40px;font-weight:600;line-height:1.1;color:#fff;}
.metric__num small{font-size:15px;font-weight:500;color:rgba(255,255,255,.7);margin-left:6px;}
.metric__label{margin-top:10px;font-size:14px;color:rgba(255,255,255,.72);}
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.timeline::before{
  content:"";position:absolute;left:8px;right:8px;top:7px;height:1px;background:rgba(255,255,255,.22);
}
.timeline__node{position:relative;padding-top:30px;}
.timeline__dot{
  position:absolute;left:0;top:0;width:15px;height:15px;border-radius:50%;
  background:var(--c-accent);border:3px solid var(--c-deep);
}
.timeline__node h4{color:#fff;margin-bottom:6px;}
.timeline__node p{font-size:14px;color:rgba(255,255,255,.7);margin:0;}

/* ============ Testimonials ============ */
.quotes{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;}
.quote{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:28px;position:relative;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.quote:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--sh-hover);}
.quote::before{
  content:"“";position:absolute;top:10px;right:22px;font-size:56px;line-height:1;color:var(--c-primary-soft);
  font-family:Georgia,serif;
}
.quote p{font-size:16.5px;color:var(--c-ink-2);margin:0 0 20px;}
.quote__person{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;flex:0 0 auto;
}
.quote__name{font-size:15px;color:var(--c-ink);font-weight:600;}
.quote__role{font-size:13.5px;color:var(--c-ink-3);}
.quote--small{padding:22px;}
.quote--small p{font-size:15.5px;}

/* ============ News ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:24px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--sh-hover);}
.news-card h3{
  font-size:18px;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card p{
  font-size:15px;color:var(--c-ink-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__meta{margin-top:auto;display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.badge{
  display:inline-block;font-size:13px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);padding:3px 12px;
}
.badge--accent{background:var(--c-accent-soft);color:#9A5A14;}
.news-card__time{font-size:13.5px;color:var(--c-ink-3);}
.news-card--feature{grid-column:span 2;flex-direction:row;gap:24px;align-items:stretch;}
.news-card--feature .news-card__body{display:flex;flex-direction:column;flex:1;}
.news-card--feature .news-card__thumb{
  flex:0 0 42%;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--c-line);
}
.news-card--feature .news-card__thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;}
.empty-state{
  border:1px dashed var(--c-line-strong);border-radius:var(--r-lg);
  min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:32px;background:var(--c-surface);
}
.empty-state svg{width:40px;height:40px;stroke:var(--c-primary);fill:none;stroke-width:1.5;}
.empty-state p{margin:0;font-size:15.5px;color:var(--c-ink-2);}

/* ============ FAQ ============ */
.faq__grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start;}
.faq__list{border-top:1px solid var(--c-line-strong);}
.faq__item{border-bottom:1px solid var(--c-line-strong);}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  text-align:left;padding:22px 0;font-size:17px;font-weight:600;color:var(--c-ink);
  transition:color .2s ease;
}
.faq__q:hover{color:var(--c-primary);}
.faq__icon{
  flex:0 0 auto;width:20px;height:20px;position:relative;transition:transform .24s ease;
}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
}
.faq__icon::before{left:0;top:9px;width:20px;height:2px;}
.faq__icon::after{left:9px;top:0;width:2px;height:20px;transition:transform .24s ease,opacity .24s ease;}
.faq__item.is-open .faq__icon{transform:rotate(180deg);}
.faq__item.is-open .faq__icon::after{transform:scaleY(0);opacity:0;}
.faq__a{max-height:0;overflow:hidden;transition:max-height .24s ease;}
.faq__a p{font-size:16px;color:var(--c-ink-2);padding:0 40px 22px 0;margin:0;}

/* ============ CTA ============ */
.cta-band{background:var(--c-deep);border-radius:var(--r-lg);padding:48px;display:flex;align-items:center;gap:40px;justify-content:space-between;flex-wrap:wrap;}
.cta-band h2{color:#fff;font-size:24px;}
.cta-band p{color:rgba(255,255,255,.75);margin:10px 0 0;font-size:15.5px;}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ Footer ============ */
.site-footer{background:var(--c-deep);color:rgba(255,255,255,.88);padding:64px 0 0;margin-top:var(--sec-y);}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.site-footer .brand__mark{background:rgba(255,255,255,.14);}
.site-footer .brand__name{color:#fff;}
.footer__intro{font-size:14.5px;color:rgba(255,255,255,.7);margin:16px 0 0;max-width:280px;}
.footer__title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer__list li{margin-bottom:10px;}
.footer__list a,.footer__list span{font-size:14.5px;color:rgba(255,255,255,.72);}
.footer__list a:hover{color:#fff;}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.footer__bottom a{color:rgba(255,255,255,.6);}
.footer__bottom a:hover{color:#fff;}
.fixed-help{
  position:fixed;right:24px;bottom:28px;width:56px;height:56px;border-radius:50%;
  background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:600;box-shadow:0 8px 24px rgba(14,59,56,.24);z-index:50;
}
.fixed-help:hover{background:var(--c-primary-dark);color:#fff;}

/* ============ Responsive ============ */
@media (max-width:1199px){
  h1{font-size:38px;}
  .hero__inner{gap:40px;}
  .pain__grid,.faq__grid{gap:40px;}
}
@media (max-width:1023px){
  :root{--sec-y:64px;}
  h1{font-size:34px;}
  h2{font-size:24px;}
  .nav,.header__tools .search-form{display:none;}
  .header__burger{display:flex;}
  .hero__inner{grid-template-columns:1fr;gap:36px;}
  .hero__media{order:-1;}
  .pain__grid,.faq__grid{grid-template-columns:1fr;gap:32px;}
  .zigzag__row{grid-template-columns:1fr;gap:28px;}
  .zigzag__row--reverse .zigzag__text{order:1;}
  .zigzag__row--reverse .zigzag__media{order:2;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);gap:28px;}
  .timeline::before{display:none;}
  .quotes{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .news-card--feature{grid-column:span 2;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--sec-y:48px;}
  body{font-size:16px;}
  h1{font-size:30px;}
  h2{font-size:22px;}
  .container{padding:0 16px;}
  .header__inner{height:60px;gap:14px;}
  .brand__name{font-size:15.5px;}
  .hero{padding:40px 0 36px;}
  .hero__actions .btn{width:100%;}
  .hero__trust li{padding:0 10px;}
  .card,.metric{padding:18px;}
  .metrics{grid-template-columns:repeat(2,1fr);gap:16px;}
  .metric__num{font-size:32px;}
  .timeline{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .news-card--feature{grid-column:span 1;flex-direction:column;}
  .news-card--feature .news-card__thumb{flex:none;}
  .cta-band{padding:32px 22px;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
  .footer__grid{grid-template-columns:1fr;gap:28px;}
  .fixed-help{width:48px;height:48px;right:16px;bottom:18px;font-size:12px;}
}
@media (max-width:520px){
  .hero__trust{flex-direction:column;align-items:flex-start;gap:8px;}
  .hero__trust li{padding:0;border-left:0;}
  .metrics{grid-template-columns:1fr;}
}

/* roulang page: article */
:root{
  --c-primary:#14615C;
  --c-primary-dark:#0E4A46;
  --c-primary-soft:#E3EFEC;
  --c-accent:#D98324;
  --c-accent-soft:#FBEFE0;
  --c-deep:#0E3B38;
  --c-ink:#1B2320;
  --c-ink-2:#4A5652;
  --c-ink-3:#7C8A85;
  --c-bg:#FBFCFA;
  --c-surface:#FFFFFF;
  --c-tint:#F2F6F4;
  --c-line:#E4E9E6;
  --c-line-strong:#D3DCD8;
  --c-warn:#C0392B;
  --font-sans:-apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  --radius-lg:14px;
  --radius-sm:10px;
  --shadow-hover:0 8px 24px rgba(14,59,56,.08);
  --shadow-deep:0 12px 32px rgba(0,0,0,.18);
  --section-y:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink-2);
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--c-primary-dark)}
button,input{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--c-ink);letter-spacing:-.01em;font-weight:600}
p{margin:0 0 1.15em}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--section-y) 0}
.section--tint{background:var(--c-tint)}
.section--white{background:var(--c-surface)}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(0,0,0,.06)}
.header__inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
  width:28px;height:28px;border-radius:8px;background:var(--c-primary);
  color:#fff;font-size:15px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;
}
.brand__name{font-size:17px;font-weight:600;color:var(--c-ink);white-space:nowrap}
.nav{display:flex;align-items:center;gap:26px;margin-left:8px;flex:1 1 auto}
.nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);
  padding:6px 0;white-space:nowrap;
}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--c-primary);opacity:0;transform:translateY(2px);transition:opacity .2s ease,transform .2s ease;
}
.nav a:hover{color:var(--c-primary)}
.nav a:hover::after,.nav a.is-active::after{opacity:1;transform:translateY(0)}
.nav a.is-active{color:var(--c-primary);font-weight:600}
.header__tools{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.search{position:relative;display:flex;align-items:center}
.search input{
  width:220px;height:40px;border-radius:var(--radius-sm);
  border:1px solid var(--c-line-strong);background:var(--c-surface);color:var(--c-ink);
  padding:0 38px 0 14px;font-size:14.5px;transition:border-color .2s ease,box-shadow .2s ease;
}
.search input::placeholder{color:var(--c-ink-3)}
.search input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(20,97,92,.14)}
.search button{
  position:absolute;right:4px;width:32px;height:32px;border:0;background:transparent;
  color:var(--c-ink-3);cursor:pointer;border-radius:8px;
}
.search button:hover{color:var(--c-primary)}
.hamburger{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line-strong);
  background:var(--c-surface);cursor:pointer;padding:10px 9px;
}
.hamburger span{display:block;height:2px;border-radius:2px;background:var(--c-ink);margin:4px 0;transition:.2s}
.mobile-drawer{display:none;border-top:1px solid var(--c-line);background:var(--c-surface);padding:8px 0 18px}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:0 24px;line-height:52px;font-size:16px;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.mobile-drawer a.is-active{color:var(--c-primary);font-weight:600}
.mobile-drawer .drawer__foot{padding:16px 24px 0;display:grid;gap:12px}
.mobile-drawer .search input{width:100%}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;padding:13px 26px;
  border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .15s ease,box-shadow .2s ease;
}
.btn--primary{background:var(--c-primary);color:#fff}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn--primary:active{transform:translateY(1px)}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary-soft)}
.btn--sm{padding:10px 18px;font-size:14.5px}
.btn--block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-primary)}
.link-arrow i{transition:transform .2s ease}
.link-arrow:hover i{transform:translateX(3px)}

/* ============ breadcrumb ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;line-height:1.7;color:var(--c-ink-3);
}
.breadcrumb a{color:var(--c-ink-3)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:var(--c-line-strong)}
.breadcrumb .is-current{color:var(--c-primary);font-weight:500}

/* ============ article hero ============ */
.article-hero{
  position:relative;background:var(--c-tint);border-bottom:1px solid var(--c-line);
  padding:24px 0 48px;overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;right:-80px;top:-60px;width:420px;height:420px;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:contain;background-repeat:no-repeat;opacity:.06;pointer-events:none;
}
.article-hero__inner{position:relative;z-index:1;max-width:800px}
.article-hero h1{
  font-size:34px;line-height:1.4;margin:12px 0 18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:13.5px;line-height:1.7;color:var(--c-ink-3);
}
.article-meta .sep{width:1px;height:12px;background:var(--c-line-strong)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;line-height:1;padding:7px 12px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-weight:500;
}
.badge--accent{background:var(--c-accent-soft);color:#9A5A12}

/* ============ article layout ============ */
.article-main{padding:56px 0 var(--section-y)}
.article-layout{display:grid;grid-template-columns:minmax(0,800px) 300px;gap:48px;align-items:start}
.article-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-lg);
  padding:40px;overflow-wrap:anywhere;
}
.article-body{font-size:18px;line-height:1.95;color:var(--c-ink-2)}
.article-body > p:first-child{font-size:18px;color:var(--c-ink-2)}
.article-body p{margin:0 0 1.15em}
.article-body h2{
  position:relative;font-size:24px;line-height:1.45;margin:40px 0 16px;padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--c-primary);
}
.article-body h3{font-size:19px;line-height:1.5;margin:28px 0 12px}
.article-body h4{font-size:16.5px;line-height:1.5;margin:22px 0 10px}
.article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:1.3em}
.article-body ul{list-style:none;padding-left:1.15em}
.article-body ul > li{position:relative;line-height:1.9;margin-bottom:.5em}
.article-body ul > li::before{
  content:"";position:absolute;left:-1.05em;top:.82em;width:6px;height:6px;border-radius:50%;background:var(--c-primary);
}
.article-body ol > li{line-height:1.9;margin-bottom:.5em}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}
.article-body img{
  display:block;max-width:100%;height:auto;margin:24px auto;
  border-radius:var(--radius-lg);border:1px solid var(--c-line);
}
.article-body figure{margin:24px 0}
.article-body figcaption,.article-body .caption{font-size:13.5px;line-height:1.7;color:var(--c-ink-3);text-align:center;margin-top:-12px}
.article-body blockquote{
  margin:24px 0;padding:20px;background:var(--c-primary-soft);
  border-left:4px solid var(--c-primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15.5px;
  display:block;overflow-x:auto;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--c-line);text-align:left}
.article-body th{background:var(--c-tint);color:var(--c-ink);font-weight:600}
.article-body pre{
  background:var(--c-tint);border:1px solid var(--c-line);border-radius:var(--radius-sm);
  padding:18px;overflow-x:auto;font-size:15px;line-height:1.8;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:36px 0}

/* ============ empty state ============ */
.empty-state{
  border:1px dashed var(--c-line-strong);border-radius:var(--radius-lg);
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:36px 24px;background:var(--c-surface);
}
.empty-state i{font-size:38px;color:var(--c-line-strong)}
.empty-state h2{font-size:20px}
.empty-state p{color:var(--c-ink-3);margin:0}

/* ============ sidebar ============ */
.article-side{position:sticky;top:100px;display:grid;gap:24px}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-lg);padding:24px;
}
.side-card__title{
  font-size:16px;font-weight:600;color:var(--c-ink);margin-bottom:16px;
  display:flex;align-items:center;gap:8px;
}
.side-card__title i{color:var(--c-primary)}
.side-list li{border-top:1px solid var(--c-line);padding:12px 0}
.side-list li:first-child{border-top:0;padding-top:0}
.side-list a{display:block;font-size:15px;line-height:1.6;color:var(--c-ink);font-weight:500}
.side-list a:hover{color:var(--c-primary)}
.side-list .meta{font-size:13px;color:var(--c-ink-3);margin-top:6px;display:flex;gap:10px;flex-wrap:wrap}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{
  font-size:13px;line-height:1;padding:8px 12px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-weight:500;
}
.tag-cloud a:hover{background:var(--c-primary);color:#fff}
.side-cta{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.side-cta .side-card__title{color:#fff}
.side-cta .side-card__title i{color:#fff}
.side-cta p{color:rgba(255,255,255,.86);font-size:14.5px;line-height:1.8;margin:0 0 16px}
.side-cta .btn{background:#fff;color:var(--c-primary);border-color:#fff}
.side-cta .btn:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}

/* ============ article footer ============ */
.article-foot{margin-top:36px;padding-top:28px;border-top:1px solid var(--c-line)}
.article-foot__label{font-size:13.5px;color:var(--c-ink-3);margin-bottom:10px}
.rel-list li{border-top:1px solid var(--c-line);padding:16px 0}
.rel-list li:first-child{border-top:0;padding-top:0}
.rel-list a.title{display:block;font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.6}
.rel-list a.title:hover{color:var(--c-primary)}
.rel-list .meta{font-size:13px;color:var(--c-ink-3);margin-top:6px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.disclaimer{font-size:13.5px;line-height:1.8;color:var(--c-ink-3);margin-top:24px}

/* ============ cta band ============ */
.cta-band{background:var(--c-deep);color:#fff;padding:64px 0}
.cta-band__inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:28px;line-height:1.4}
.cta-band p{color:rgba(255,255,255,.82);margin:10px 0 0;font-size:15.5px}
.cta-band .btn--light{background:#fff;color:var(--c-deep);border-color:#fff}
.cta-band .btn--light:hover{background:var(--c-primary-soft)}
.cta-band .btn--outline{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.cta-band .btn--outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ footer ============ */
.site-footer{background:var(--c-deep);color:rgba(255,255,255,.88);padding:64px 0 0;font-size:15px}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.site-footer .brand__mark{background:#fff;color:var(--c-deep)}
.site-footer .brand__name{color:#fff}
.footer__intro{margin:16px 0 0;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.72);max-width:280px}
.footer__title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer__list li{margin-bottom:12px;line-height:1.7;font-size:14.5px;color:rgba(255,255,255,.75)}
.footer__list a{color:rgba(255,255,255,.75)}
.footer__list a:hover{color:#fff}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.footer__bottom a{color:rgba(255,255,255,.72)}
.footer__bottom a:hover{color:#fff}

/* ============ responsive ============ */
@media (max-width:1199px){
  .header__inner{gap:20px}
  .nav{gap:20px}
  .search input{width:180px}
}
@media (max-width:1023px){
  :root{--section-y:64px}
  .nav{display:none}
  .header__tools .search{display:none}
  .hamburger{display:block}
  .header__inner{height:64px;justify-content:space-between}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px}
  .article-side{position:static}
  .article-card{padding:28px}
  .article-hero h1{font-size:28px}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--section-y:48px}
  .container{padding:0 16px}
  .header__inner{height:60px}
  .brand__name{font-size:15.5px}
  .header__tools .btn{display:none}
  .article-hero{padding:20px 0 36px}
  .article-hero h1{font-size:26px}
  .article-body{font-size:17px;line-height:1.9}
  .article-body h2{font-size:21px;margin-top:32px}
  .article-card{padding:20px}
  .article-main{padding:32px 0 var(--section-y)}
  .cta-band{padding:48px 0}
  .cta-band h2{font-size:22px}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{width:100%}
  .footer__grid{grid-template-columns:1fr;gap:28px}
  .footer__bottom{flex-direction:column}
}
@media (max-width:520px){
  .article-meta{gap:10px}
  .side-card{padding:18px}
}

/* roulang page: category1 */
:root{
  --c-primary:#14615C;
  --c-primary-dark:#0E4A46;
  --c-primary-soft:#E3EFEC;
  --c-accent:#D98324;
  --c-accent-soft:#FBEFE0;
  --c-accent-ink:#A75F12;
  --c-deep:#0E3B38;
  --c-ink:#1B2320;
  --c-ink-2:#4A5652;
  --c-ink-3:#7C8A85;
  --c-bg:#FBFCFA;
  --c-surface:#FFFFFF;
  --c-tint:#F2F6F4;
  --c-line:#E4E9E6;
  --c-line-strong:#D3DCD8;
  --c-warn:#C0392B;
  --r-lg:14px;
  --r-sm:10px;
  --r-pill:999px;
  --shadow-hover:0 8px 24px rgba(14,59,56,.08);
  --shadow-deep:0 12px 32px rgba(0,0,0,.18);
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:.01em;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0;}
h1,h2,h3,h4{color:var(--c-ink);letter-spacing:-.01em;}
h2{font-size:28px;line-height:1.4;font-weight:600;margin-bottom:12px;}
h3{font-size:19px;line-height:1.5;font-weight:600;}
h4{font-size:16.5px;line-height:1.5;font-weight:600;}
p{margin-bottom:1.15em;}
p:last-child{margin-bottom:0;}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-dark);}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;line-height:inherit;}
button{background:none;border:0;padding:0;cursor:pointer;color:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tint{background:var(--c-tint);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section--top{border-top:1px solid var(--c-line);}
.section-head{max-width:780px;margin-bottom:40px;}
.section-head p{font-size:16.5px;color:var(--c-ink-2);}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:var(--c-surface);border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(0,0,0,.06);}
.header__inner{display:flex;align-items:center;gap:26px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{width:28px;height:28px;border-radius:8px;background:var(--c-primary);color:#fff;font-size:15px;font-weight:600;display:grid;place-items:center;flex:0 0 auto;}
.brand__name{font-size:17px;font-weight:600;color:var(--c-ink);white-space:nowrap;}
.brand:hover .brand__name{color:var(--c-primary);}
.nav{display:flex;align-items:center;gap:26px;}
.nav a{position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);padding:6px 0;white-space:nowrap;}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;}
.nav a:hover{color:var(--c-primary);}
.nav a:hover::after,.nav a.is-active::after{transform:scaleX(1);}
.nav a.is-active{color:var(--c-primary);}
.header__tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search{position:relative;display:flex;align-items:center;}
.search i{position:absolute;left:13px;color:var(--c-ink-3);font-size:13px;}
.search input{
  width:220px;height:40px;margin:0;
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  padding:0 12px 0 34px;
  background:var(--c-surface);
  color:var(--c-ink);
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search input::placeholder{color:var(--c-ink-3);}
.search input:focus{border-color:var(--c-primary);box-shadow:0 0 0 1px var(--c-primary);background:#fff;}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid var(--c-line);border-radius:var(--r-sm);color:var(--c-ink);align-items:center;justify-content:center;font-size:15px;}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}
.mobile-drawer{display:none;border-top:1px solid var(--c-line);background:var(--c-surface);padding:8px 0 20px;}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{display:block;font-size:16px;line-height:52px;padding:0 24px;border-bottom:1px solid var(--c-line);color:var(--c-ink-2);}
.mobile-drawer a.is-active{color:var(--c-primary);font-weight:600;}
.mobile-drawer__foot{padding:18px 24px 0;display:flex;flex-direction:column;gap:12px;}
.mobile-drawer__foot .search input{width:100%;}

/* ============ 按钮与标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:13px 26px;border-radius:var(--r-sm);
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn--primary{background:var(--c-primary);color:#fff;}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn--primary:active{transform:translateY(1px);}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-1px);}
.btn--light{background:transparent;border-color:rgba(255,255,255,.72);color:#fff;}
.btn--light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-1px);}
.btn--sm{padding:9px 18px;font-size:14px;}
.btn--block{width:100%;}

.tag{display:inline-block;font-size:13px;line-height:1.6;padding:3px 12px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);}
.tag--accent{background:var(--c-accent-soft);color:var(--c-accent-ink);}

.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);}
.link-arrow .arw{transition:transform .2s ease;}
.link-arrow:hover{color:var(--c-primary-dark);}
.link-arrow:hover .arw{transform:translateX(3px);}

/* ============ 页头区 ============ */
.page-head{background:var(--c-tint);border-bottom:1px solid var(--c-line);padding:24px 0 64px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--c-ink-3);}
.breadcrumb a{color:var(--c-ink-3);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:var(--c-line-strong);}
.breadcrumb .current{color:var(--c-primary);}
.page-head__grid{display:grid;grid-template-columns:1.45fr .95fr;gap:48px;align-items:center;margin-top:16px;}
.page-head h1{font-size:34px;line-height:1.35;font-weight:600;margin:14px 0 14px;}
.page-head p{font-size:16.5px;color:var(--c-ink-2);max-width:560px;}
.page-head__media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--c-line);}

/* ============ 图文两栏 ============ */
.intro-grid{row-gap:32px;}
.intro-copy p{font-size:16.5px;line-height:1.9;color:var(--c-ink-2);margin-bottom:1.15em;}
.intro-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--c-line);}
.intro-facts{display:grid;gap:0;margin-top:8px;border-top:1px solid var(--c-line);}
.intro-facts li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--c-line);font-size:15px;color:var(--c-ink-2);}
.intro-facts .num{color:var(--c-accent);font-weight:600;font-size:14px;flex:0 0 auto;}

/* ============ 卡片网格 ============ */
.card-grid{row-gap:24px;}
.card-grid > .cell{display:flex;}
.card{
  width:100%;height:100%;display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover,.card:focus-within{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--shadow-hover);}
.card__media{aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--c-line);background:var(--c-primary-soft);}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.card:hover .card__media img{transform:scale(1.03);}
.card__body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card__body h3{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card__body p{font-size:15px;line-height:1.8;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px;}

/* ============ 步骤条 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;margin-top:8px;}
.steps::before{content:"";position:absolute;top:17px;left:34px;right:34px;height:1px;background:var(--c-line-strong);}
.step{position:relative;padding-top:52px;}
.step__dot{
  position:absolute;top:0;left:0;width:34px;height:34px;border-radius:var(--r-pill);
  background:var(--c-surface);border:1px solid var(--c-primary);color:var(--c-primary);
  font-size:14px;font-weight:600;display:grid;place-items:center;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:15px;line-height:1.8;color:var(--c-ink-2);}

/* ============ 相关分类 ============ */
.related{display:grid;grid-template-columns:1fr 1.2fr auto;gap:40px;align-items:center;}
.related h2{font-size:24px;margin-bottom:10px;}
.related p{font-size:15.5px;color:var(--c-ink-2);}
.chips{display:flex;flex-wrap:wrap;gap:12px;}
.chip{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;padding:9px 18px;border-radius:var(--r-pill);background:var(--c-surface);border:1px solid var(--c-line);color:var(--c-ink-2);transition:border-color .2s ease,color .2s ease,transform .2s ease;}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);}

/* ============ CTA 带 ============ */
.cta-band{background:var(--c-primary);border-radius:var(--r-lg);padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.86);font-size:16px;}
.cta-band__actions{display:flex;gap:14px;flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-deep);color:rgba(255,255,255,.88);padding:64px 0 0;margin-top:0;}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:48px;}
.site-footer .brand__name{color:#fff;}
.site-footer .brand__mark{background:#fff;color:var(--c-deep);}
.footer__intro{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.72);margin-top:16px;max-width:300px;}
.footer__title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer__list li{font-size:14.5px;line-height:2.1;color:rgba(255,255,255,.75);}
.site-footer a{color:rgba(255,255,255,.82);}
.site-footer a:hover{color:#fff;}
.footer__bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;border-top:1px solid rgba(255,255,255,.12);padding:22px 0 28px;font-size:13.5px;color:rgba(255,255,255,.66);}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .section{padding:64px 0;}
  .nav{display:none;}
  .nav-toggle{display:flex;}
  .search{display:none;}
  .header__inner{height:64px;gap:16px;}
  .page-head{padding:20px 0 48px;}
  .page-head__grid{grid-template-columns:1fr;gap:28px;}
  .page-head h1{font-size:30px;}
  .related{grid-template-columns:1fr;gap:24px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .steps::before{display:none;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  h2{font-size:22px;}
  .section-head{margin-bottom:28px;}
  .page-head h1{font-size:26px;}
  .card__body{padding:18px;}
  .card-grid > .cell{width:100%;}
  .steps{grid-template-columns:1fr;gap:20px;}
  .step{padding-top:48px;}
  .cta-band{padding:28px 22px;}
  .cta-band__actions{flex-direction:column;width:100%;}
  .cta-band__actions .btn{width:100%;}
  .footer__grid{grid-template-columns:1fr;gap:28px;}
  .footer__bottom{flex-direction:column;}
}
@media (max-width:520px){
  .brand__name{font-size:15px;}
  .header__tools .btn{display:none;}
  .page-head__media img{aspect-ratio:4/3;}
  .btn{padding:12px 20px;font-size:14.5px;}
  .card__foot{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root{
  --c-primary:#14615C;
  --c-primary-dark:#0E4A46;
  --c-primary-soft:#E3EFEC;
  --c-accent:#D98324;
  --c-accent-soft:#FBEFE0;
  --c-accent-ink:#9A5A11;
  --c-deep:#0E3B38;
  --c-ink:#1B2320;
  --c-ink-2:#4A5652;
  --c-ink-3:#7C8A85;
  --c-bg:#FBFCFA;
  --c-surface:#FFFFFF;
  --c-tint:#F2F6F4;
  --c-line:#E4E9E6;
  --c-line-strong:#D3DCD8;
  --c-warn:#C0392B;
  --radius-lg:14px;
  --radius-md:10px;
  --radius-pill:999px;
  --shadow-hover:0 8px 24px rgba(14,59,56,.08);
  --shadow-deep:0 12px 32px rgba(0,0,0,.18);
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --section-y:88px;
}

/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.9;
  color:var(--c-ink-2);
  background:var(--c-bg);
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:600;letter-spacing:-.01em;line-height:1.4;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
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-primary-dark);}
img{max-width:100%;display:block;height:auto;}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
input{font-family:inherit;}
ul{margin:0;padding:0;list-style:none;}
figure{margin:0;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.foundation-off, .grid-x{min-width:0;}

/* Foundation 默认外观覆盖 */
body,button,input,select,textarea{font-family:var(--font-sans);}
a:not(.btn):not(.brand):not(.list-row):not(.nav a){color:var(--c-primary);}
.reveal,.accordion,.top-bar,.button{background:none;}

/* ===== 容器 ===== */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  padding:13px 26px;
  border-radius:var(--radius-md);
  border:1px solid transparent;
  background:transparent;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn--primary{
  background:var(--c-primary);
  color:#fff;
  border-color:var(--c-primary);
}
.btn--primary:hover{
  background:var(--c-primary-dark);
  border-color:var(--c-primary-dark);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:var(--shadow-hover);
}
.btn--primary:active{transform:translateY(1px);}
.btn--ghost{
  border-color:var(--c-primary);
  color:var(--c-primary);
  background:transparent;
}
.btn--ghost:hover{
  background:var(--c-primary-soft);
  color:var(--c-primary-dark);
}
.btn--ghost-light{
  border-color:rgba(255,255,255,.7);
  color:#fff;
}
.btn--ghost-light:hover{
  background:rgba(255,255,255,.12);
  color:#fff;
  border-color:#fff;
}
.btn--sm{padding:11px 20px;font-size:14px;}

/* ===== 文字链接 ===== */
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--c-primary);
}
.text-link .arrow{transition:transform .2s ease;display:inline-block;}
.text-link:hover .arrow{transform:translateX(3px);}

/* ===== 徽章 ===== */
.badge{
  display:inline-flex;
  align-items:center;
  font-size:13px;
  line-height:1.6;
  padding:3px 12px;
  border-radius:var(--radius-pill);
  background:var(--c-primary-soft);
  color:var(--c-primary);
  font-weight:500;
}
.badge--accent{background:var(--c-accent-soft);color:var(--c-accent-ink);}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(0,0,0,.06);}
.header__bar{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand__mark{
  width:28px;
  height:28px;
  border-radius:8px;
  background:var(--c-primary);
  color:#fff;
  font-size:15px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  letter-spacing:0;
}
.brand__name{
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  letter-spacing:-.01em;
}
.brand:hover .brand__name{color:var(--c-primary);}

.nav{
  display:flex;
  align-items:center;
  gap:26px;
  margin-right:auto;
}
.nav a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--c-ink-2);
  padding:6px 0;
  white-space:nowrap;
}
.nav a::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-6px;
  height:2px;
  background:var(--c-primary);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav a:hover{color:var(--c-primary);}
.nav a:hover::after{transform:scaleX(1);}
.nav a.is-active{color:var(--c-primary);}
.nav a.is-active::after{transform:scaleX(1);}

.header__side{
  display:flex;
  align-items:center;
  gap:14px;
  flex-shrink:0;
}
.search{position:relative;}
.search__input{
  width:220px;
  height:40px;
  padding:0 14px 0 38px;
  border:1px solid var(--c-line);
  border-radius:var(--radius-md);
  background:var(--c-surface);
  color:var(--c-ink);
  font-size:14px;
  line-height:1.4;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search__input::placeholder{color:var(--c-ink-3);}
.search__input:focus{
  outline:none;
  border-color:var(--c-primary);
  box-shadow:0 0 0 1px var(--c-primary);
  background:#fff;
}
.search__icon{
  position:absolute;
  left:13px;
  top:50%;
  transform:translateY(-50%);
  width:16px;
  height:16px;
  color:var(--c-ink-3);
  pointer-events:none;
}

.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  border:1px solid var(--c-line);
  border-radius:var(--radius-md);
  background:var(--c-surface);
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{
  display:block;
  width:16px;
  height:2px;
  background:var(--c-ink);
  border-radius:2px;
  transition:transform .2s ease,opacity .2s ease;
}
.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-drawer{
  display:none;
  border-top:1px solid var(--c-line);
  background:var(--c-surface);
  padding:8px 0 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;
  padding:14px 24px;
  font-size:16px;
  color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.mobile-drawer a.is-active{color:var(--c-primary);font-weight:600;}
.mobile-drawer__foot{padding:16px 24px 0;display:flex;flex-direction:column;gap:12px;}
.mobile-drawer__foot .search__input{width:100%;}

/* ===== 面包屑 ===== */
.breadcrumb{
  font-size:13.5px;
  color:var(--c-ink-3);
  padding:24px 0 12px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
}
.breadcrumb a{color:var(--c-ink-3);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:var(--c-line-strong);}
.breadcrumb .current{color:var(--c-primary);}

/* ===== 页头浅底带 ===== */
.page-hero{
  background:var(--c-tint);
  border-bottom:1px solid var(--c-line);
  padding-bottom:56px;
}
.page-hero__grid{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);
  gap:48px;
  align-items:start;
  padding-top:8px;
}
.page-hero h1{
  font-size:34px;
  line-height:1.32;
  margin-bottom:14px;
}
.page-hero__lead{
  font-size:16.5px;
  color:var(--c-ink-2);
  max-width:640px;
  margin-bottom:22px;
}
.points{
  display:flex;
  flex-direction:column;
  gap:0;
  border-top:1px solid var(--c-line-strong);
  max-width:640px;
}
.points li{
  display:flex;
  gap:14px;
  padding:14px 0;
  border-bottom:1px solid var(--c-line-strong);
  font-size:15.5px;
  color:var(--c-ink-2);
}
.points .num{
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
  flex-shrink:0;
  padding-top:2px;
  letter-spacing:.04em;
}
.page-hero__figure{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--c-line);
  background:var(--c-primary-soft);
}
.page-hero__figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.page-hero__caption{
  font-size:13.5px;
  color:var(--c-ink-3);
  padding:10px 2px 0;
}

/* ===== 通用板块 ===== */
.section{
  padding:var(--section-y) 0;
}
.section--tint{background:var(--c-tint);}
.section--tight{padding-top:56px;}
.section__head{
  max-width:720px;
  margin-bottom:40px;
}
.section__head h2{
  font-size:28px;
  margin-bottom:12px;
}
.section__head p{
  font-size:16.5px;
  color:var(--c-ink-2);
  margin:0;
}
.section__head--row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  max-width:none;
}

/* ===== 指标条 ===== */
.metric-strip{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  border:1px solid var(--c-line);
  border-radius:var(--radius-lg);
  background:var(--c-surface);
  overflow:hidden;
}
.metric{
  padding:22px 24px;
  border-right:1px solid var(--c-line);
}
.metric:last-child{border-right:none;}
.metric__value{
  display:block;
  font-size:22px;
  font-weight:600;
  color:var(--c-ink);
  letter-spacing:-.01em;
  margin-bottom:4px;
}
.metric__label{
  display:block;
  font-size:13.5px;
  color:var(--c-ink-3);
  line-height:1.7;
}

/* ===== 锚点条 ===== */
.anchor-bar{
  display:flex;
  flex-wrap:wrap;
  gap:8px 26px;
  padding:16px 0;
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
  margin-bottom:8px;
}
.anchor-bar a{
  position:relative;
  font-size:15px;
  color:var(--c-ink-2);
  padding:4px 0;
}
.anchor-bar a::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-2px;
  height:2px;
  background:var(--c-primary);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.anchor-bar a:hover{color:var(--c-primary);}
.anchor-bar a:hover::after{transform:scaleX(1);}

/* ===== 纵向列表 ===== */
.list-shell{
  max-width:900px;
  margin:0 auto;
}
.list__group{
  font-size:15px;
  font-weight:600;
  color:var(--c-primary);
  letter-spacing:.02em;
  padding:34px 0 10px;
}
.list__group:first-child{padding-top:24px;}
.list{
  border-top:1px solid var(--c-line);
}
.list-row{
  display:flex;
  align-items:center;
  gap:20px;
  padding:20px 16px 20px 14px;
  border-bottom:1px solid var(--c-line);
  transition:background-color .2s ease,transform .2s ease;
}
.list-row:hover{background:var(--c-primary-soft);}
.list-row__num{
  flex-shrink:0;
  width:42px;
  height:42px;
  border-radius:var(--radius-md);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  color:var(--c-primary);
  font-size:14px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  letter-spacing:.02em;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.list-row:hover .list-row__num{
  background:var(--c-primary);
  border-color:var(--c-primary);
  color:#fff;
}
.list-row__body{flex:1 1 auto;min-width:0;}
.list-row__title{
  display:block;
  font-size:19px;
  font-weight:600;
  color:var(--c-ink);
  line-height:1.5;
  letter-spacing:-.01em;
  margin-bottom:2px;
}
.list-row__desc{
  display:block;
  font-size:15px;
  color:var(--c-ink-2);
  line-height:1.8;
}
.list-row__arrow{
  flex-shrink:0;
  font-size:18px;
  color:var(--c-ink-3);
  transition:transform .2s ease,color .2s ease;
}
.list-row:hover .list-row__arrow{
  color:var(--c-primary);
  transform:translateX(4px);
}

/* ===== 深色流程带 ===== */
.steps-band{
  background:var(--c-deep);
  color:rgba(255,255,255,.88);
  padding:var(--section-y) 0;
}
.steps-band h2{
  color:#fff;
  font-size:28px;
  margin-bottom:12px;
}
.steps-band .section__head p{color:rgba(255,255,255,.78);}
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.step{
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-lg);
  padding:24px;
  background:rgba(255,255,255,.04);
  transition:transform .2s ease,background-color .2s ease;
}
.step:hover{
  transform:translateY(-2px);
  background:rgba(255,255,255,.08);
  box-shadow:var(--shadow-deep);
}
.step__num{
  font-size:26px;
  font-weight:600;
  color:var(--c-accent);
  letter-spacing:.02em;
  display:block;
  margin-bottom:10px;
}
.step h3{
  color:#fff;
  font-size:19px;
  margin-bottom:8px;
}
.step p{
  font-size:14.5px;
  line-height:1.85;
  color:rgba(255,255,255,.78);
  margin:0;
}

/* ===== 支持方式卡片 ===== */
.support-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius-lg);
  padding:24px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{
  transform:translateY(-2px);
  border-color:var(--c-primary);
  box-shadow:var(--shadow-hover);
}
.card h3{
  font-size:19px;
  margin:14px 0 8px;
}
.card p{
  font-size:15px;
  color:var(--c-ink-2);
  margin:0;
}
.card__icon{
  width:42px;
  height:42px;
  border-radius:var(--radius-md);
  background:var(--c-primary-soft);
  color:var(--c-primary);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:17px;
  font-weight:600;
}

/* ===== FAQ ===== */
.faq-grid{
  display:grid;
  grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);
  gap:48px;
  align-items:start;
}
.faq{
  border-top:1px solid var(--c-line);
}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  text-align:left;
  background:none;
  border:none;
  padding:20px 4px;
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  line-height:1.6;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{
  flex-shrink:0;
  width:24px;
  height:24px;
  border-radius:var(--radius-pill);
  border:1px solid var(--c-line-strong);
  color:var(--c-primary);
  font-size:15px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:transform .24s ease,background-color .2s ease,border-color .2s ease;
}
.faq-item.is-open .faq-icon{
  transform:rotate(180deg);
  background:var(--c-primary-soft);
  border-color:var(--c-primary-soft);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .24s ease;
}
.faq-a__inner{
  padding:0 4px 22px;
  font-size:16px;
  line-height:1.9;
  color:var(--c-ink-2);
}

/* ===== 底部 CTA ===== */
.cta-band{
  background:var(--c-primary);
  color:#fff;
  padding:56px 0;
}
.cta-band__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-band h2{
  color:#fff;
  font-size:26px;
  margin-bottom:8px;
}
.cta-band p{
  margin:0;
  color:rgba(255,255,255,.84);
  font-size:15.5px;
}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap;}

.back-row{
  padding:28px 0 0;
  text-align:center;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--c-deep);
  color:rgba(255,255,255,.88);
  padding:56px 0 0;
  margin-top:0;
}
.footer__grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}
.site-footer .brand__name{color:#fff;}
.site-footer .brand__mark{background:rgba(255,255,255,.14);}
.footer__intro{
  margin-top:14px;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,255,255,.7);
  max-width:280px;
}
.footer__title{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:16px;
}
.footer__list li{
  margin-bottom:10px;
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.78);
}
.footer__list a{
  color:rgba(255,255,255,.78);
}
.footer__list a:hover{color:#fff;}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  justify-content:space-between;
  font-size:13.5px;
  color:rgba(255,255,255,.66);
}
.footer__bottom a{color:rgba(255,255,255,.8);}
.footer__bottom a:hover{color:#fff;}

/* ===== 响应式 ===== */
@media (max-width:1120px){
  .search__input{width:170px;}
  .nav{gap:20px;}
}
@media (max-width:1023px){
  :root{--section-y:64px;}
  .nav,.header__side .search{display:none;}
  .nav-toggle{display:inline-flex;}
  .page-hero__grid{grid-template-columns:1fr;gap:32px;}
  .page-hero__figure{max-width:520px;}
  .metric-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .metric:nth-child(2){border-right:none;}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--c-line);}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .support-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .faq-grid{grid-template-columns:1fr;gap:28px;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .header__bar{height:60px;gap:16px;}
  .brand__name{font-size:16px;}
  .page-hero{padding-bottom:40px;}
  .page-hero h1{font-size:26px;}
  .section__head h2,.steps-band h2{font-size:22px;}
  .page-hero__lead{font-size:15.5px;}
  .metric-strip{grid-template-columns:1fr;}
  .metric{border-right:none;border-bottom:1px solid var(--c-line);}
  .metric:last-child{border-bottom:none;}
  .steps{grid-template-columns:1fr;}
  .support-grid{grid-template-columns:1fr;}
  .list-row{gap:14px;padding:18px 10px;}
  .list-row__num{width:36px;height:36px;font-size:13px;}
  .list-row__title{font-size:17px;}
  .list-row__desc{font-size:14.5px;}
  .footer__grid{grid-template-columns:1fr;}
  .cta-band{padding:44px 0;}
  .cta-band h2{font-size:22px;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
  .faq-q{font-size:16px;padding:18px 2px;}
}
@media (max-width:520px){
  .page-hero h1{font-size:24px;}
  .anchor-bar{gap:6px 18px;}
  .anchor-bar a{font-size:14px;}
  .breadcrumb{font-size:13px;}
}