/* roulang page: index */
:root{
  --c-primary:#0E5E46;
  --c-primary-deep:#0A4534;
  --c-accent:#EF6A3D;
  --c-accent-soft:#FFE7DD;
  --c-mint:#2FA37A;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1F1A;
  --c-dark-soft:#12332B;
  --c-ink:#16211C;
  --c-ink-2:#56655D;
  --c-line:#E2E7E1;
  --c-warn:#C2410C;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 6px 24px rgba(12,31,26,.08);
  --shadow-2:0 12px 32px rgba(12,31,26,.12);
  --container:1180px;
  --font-base:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-base);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  padding-bottom:84px;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding-left:1.25em}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-mint);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
button{font-family:inherit;font-size:inherit;cursor:pointer}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{position:relative;z-index:60;background:var(--c-surface)}
.header-top{border-bottom:1px solid var(--c-line)}
.header-top__inner{display:flex;align-items:center;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--c-ink)}
.brand:hover{text-decoration:none;color:var(--c-primary)}
.brand__mark{
  width:26px;height:26px;border-radius:7px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-mint));
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand__mark svg{width:16px;height:16px}
.brand__text{font-size:17px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.search{
  position:relative;flex:1 1 auto;max-width:340px;
  display:flex;align-items:center;gap:8px;
  background:#F2F4F1;border:1px solid transparent;border-radius:var(--r-btn);
  padding:0 12px;height:40px;transition:border-color .18s ease,background .18s ease;
}
.search:focus-within{border-color:var(--c-primary);background:#fff}
.search svg{width:16px;height:16px;color:var(--c-ink-2);flex-shrink:0}
.search input{
  border:0;background:transparent;outline:none;width:100%;height:100%;
  font-size:14px;color:var(--c-ink);
}
.search input::placeholder{color:#8A978F}
.header-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.link-quiet{font-size:14px;color:var(--c-ink-2);white-space:nowrap}
.link-quiet:hover{color:var(--c-mint)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .16s ease,background .18s ease,box-shadow .18s ease,color .18s ease;
  white-space:nowrap;text-decoration:none;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn--primary{background:var(--c-accent);color:#fff;box-shadow:0 4px 14px rgba(239,106,61,.28)}
.btn--primary:hover{background:#E45F33;color:#fff;box-shadow:0 8px 20px rgba(239,106,61,.32)}
.btn--ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn--ghost:hover{background:#F1F7F4;color:var(--c-primary-deep)}
.btn--lg{height:50px;padding:0 28px;font-size:16px;border-radius:12px}
.btn--block{width:100%}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:#fff;align-items:center;justify-content:center;color:var(--c-ink);
}
.nav-toggle svg{width:18px;height:18px}
.channel-nav{background:#FBFCFA;border-bottom:1px solid var(--c-line)}
.channel-nav__inner{
  display:flex;gap:8px;align-items:center;min-height:48px;
  overflow-x:auto;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;
  scrollbar-width:none;
}
.channel-nav__inner::-webkit-scrollbar{display:none}
.pill{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--c-ink-2);white-space:nowrap;
  scroll-snap-align:start;transition:background .18s ease,color .18s ease;
}
.pill:hover{background:var(--c-accent-soft);color:var(--c-warn);text-decoration:none}
.pill.is-active{background:var(--c-primary);color:#fff}
.pill.is-active:hover{background:var(--c-primary-deep);color:#fff}

/* drawer */
.drawer{
  position:fixed;inset:0;z-index:120;display:none;
  background:rgba(12,31,26,.42);
}
.drawer.is-open{display:block}
.drawer__panel{
  position:absolute;top:0;right:0;width:min(320px,86vw);height:100%;
  background:#fff;padding:20px;overflow-y:auto;
  box-shadow:-12px 0 32px rgba(12,31,26,.14);
}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer__title{font-size:15px;font-weight:700}
.drawer__close{width:34px;height:34px;border:1px solid var(--c-line);border-radius:var(--r-btn);background:#fff;font-size:18px;line-height:1;color:var(--c-ink-2)}
.drawer__nav{display:flex;flex-direction:column;gap:4px;margin:16px 0 20px}
.drawer__nav a{display:block;padding:11px 12px;border-radius:10px;font-size:15px;color:var(--c-ink)}
.drawer__nav a:hover{background:var(--c-bg);color:var(--c-primary);text-decoration:none}
.drawer .search{max-width:none;margin-bottom:16px}

/* ---------- hero ---------- */
.hero{padding:64px 0 72px;background:linear-gradient(180deg,#FBFCFA 0%,var(--c-bg) 100%)}
.hero__grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-accent-soft);color:var(--c-warn);
  font-size:13px;font-weight:600;letter-spacing:.2px;
  padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent)}
.hero h1{
  font-size:46px;line-height:1.18;font-weight:700;letter-spacing:-.5px;
  color:var(--c-ink);margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--c-primary)}
.hero__lead{font-size:17px;line-height:1.8;color:var(--c-ink-2);max-width:34em;margin-bottom:28px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px}
.hero__trust{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-2);
}
.hero__trust svg{width:16px;height:16px;color:var(--c-mint);flex-shrink:0}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:16px;
  box-shadow:var(--shadow-2);
}
.float-card{
  position:absolute;left:-24px;bottom:-26px;
  display:flex;gap:22px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:16px 22px;box-shadow:var(--shadow-2);
}
.float-card__item{display:flex;flex-direction:column;gap:2px}
.float-card__item strong{
  font-size:24px;font-weight:700;color:var(--c-primary);letter-spacing:-.4px;line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.float-card__item span{font-size:12px;color:var(--c-ink-2);white-space:nowrap}

/* ---------- generic section ---------- */
.section{padding:80px 0}
.section--tight{padding:64px 0}
.section-head{margin-bottom:44px;max-width:760px}
.section-head__row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.section-head h2{
  font-size:31px;line-height:1.3;font-weight:700;letter-spacing:-.3px;
  position:relative;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:4px;background:var(--c-primary);
}
.section-head p{margin-top:14px;font-size:16px;color:var(--c-ink-2)}
.link-more{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--c-mint)}

/* ---------- features ---------- */
.feature-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--c-line);
}
.feature{
  padding:36px 32px 8px;position:relative;
}
.feature + .feature{border-left:1px solid var(--c-line)}
.feature__num{
  font-size:44px;font-weight:700;line-height:1;letter-spacing:-.5px;
  color:var(--c-primary);opacity:.22;font-variant-numeric:tabular-nums;
  display:block;margin-bottom:16px;
}
.feature h3{font-size:20px;line-height:1.4;font-weight:600;margin-bottom:12px}
.feature p{font-size:15px;line-height:1.85;color:var(--c-ink-2);margin-bottom:16px}
.feature a{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.feature--lift{margin-top:-16px;background:#fff;border-radius:var(--r-card);box-shadow:var(--shadow-1);border-left:0 !important;border-top:1px solid var(--c-line)}

/* ---------- scenes ---------- */
.scene{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
}
.scene + .scene{margin-top:72px}
.scene__body h3{font-size:26px;line-height:1.35;font-weight:700;margin-bottom:16px;letter-spacing:-.2px}
.scene__body > p{font-size:16px;line-height:1.9;color:var(--c-ink-2);margin-bottom:24px}
.steps{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:16px}
.steps li{display:flex;gap:14px;align-items:flex-start}
.steps__dot{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--c-accent);
  color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
  margin-top:4px;font-variant-numeric:tabular-nums;
}
.steps__text{font-size:15px;line-height:1.8;color:var(--c-ink)}
.steps__text b{color:var(--c-ink);font-weight:600}
.phone{
  position:relative;margin:0 auto;max-width:320px;
  border-radius:24px;background:var(--c-dark);padding:12px;
  box-shadow:var(--shadow-2);
}
.phone__bar{
  height:18px;display:flex;align-items:center;justify-content:center;margin-bottom:10px;
}
.phone__bar span{width:52px;height:5px;border-radius:999px;background:rgba(255,255,255,.28);display:block}
.phone img{border-radius:14px;width:100%;aspect-ratio:4/5;object-fit:cover}

/* ---------- social proof ---------- */
.social{background:var(--c-dark);color:#fff;padding:80px 0}
.social h2{
  font-size:31px;line-height:1.3;font-weight:700;letter-spacing:-.3px;
  padding-left:16px;position:relative;
}
.social h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;background:var(--c-accent)}
.social__head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;margin-bottom:44px}
.social__stats{display:flex;gap:44px;flex-wrap:wrap}
.stat strong{
  display:block;font-size:34px;line-height:1.1;font-weight:700;color:var(--c-accent);
  letter-spacing:-.6px;font-variant-numeric:tabular-nums;
}
.stat span{font-size:13px;color:rgba(255,255,255,.7);white-space:nowrap}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote{
  background:var(--c-dark-soft);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-card);padding:26px 24px;
}
.quote__mark{font-size:26px;line-height:1;color:var(--c-accent);opacity:.8;margin-bottom:10px;display:block}
.quote p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.9);margin-bottom:20px}
.quote__who{display:flex;align-items:center;gap:10px}
.avatar{
  width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:#fff;
  flex-shrink:0;
}
.quote__who b{display:block;font-size:14px;font-weight:600;color:#fff;line-height:1.4}
.quote__who span{display:block;font-size:12px;color:rgba(255,255,255,.6);line-height:1.4}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.news-card__cover{display:block;overflow:hidden}
.news-card__cover img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;
  transition:transform .3s ease;
}
.news-card:hover .news-card__cover img{transform:scale(1.03)}
.news-card__body{padding:20px;display:flex;flex-direction:column;flex:1}
.badge{
  align-self:flex-start;background:var(--c-accent-soft);color:var(--c-warn);
  font-size:13px;font-weight:600;padding:3px 12px;border-radius:999px;margin-bottom:12px;
}
.news-card h3{font-size:17px;line-height:1.55;font-weight:600;margin-bottom:10px}
.news-card h3 a{color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a:hover{color:var(--c-primary);text-decoration:none}
.news-card p{
  font-size:15px;line-height:1.75;color:var(--c-ink-2);margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-ink-2);
}
.news-card__foot time{display:inline-flex;align-items:center;gap:6px}
.news-card__foot svg{width:14px;height:14px}
.news-card__foot a{font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:4px}
.empty{
  grid-column:1/-1;border:1px dashed var(--c-line);border-radius:var(--r-card);
  padding:48px 24px;text-align:center;background:#FBFCFA;
}
.empty svg{width:34px;height:34px;color:var(--c-mint);margin:0 auto 14px}
.empty p{font-size:15px;color:var(--c-ink-2);margin-bottom:18px}

/* ---------- faq ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.faq{
  background:#fff;border:1px solid var(--c-line);border-radius:12px;
  padding:0 20px;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq:hover{box-shadow:var(--shadow-1)}
.faq.is-open{border-color:rgba(14,94,70,.28);box-shadow:var(--shadow-1)}
.faq__q{
  width:100%;background:none;border:0;padding:20px 0;text-align:left;
  display:flex;align-items:flex-start;gap:12px;
  font-size:16px;font-weight:600;line-height:1.6;color:var(--c-ink);
}
.faq__icon{
  flex-shrink:0;width:20px;height:20px;border-radius:5px;margin-top:3px;
  background:var(--c-bg);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;line-height:1;font-weight:600;
  transition:background .2s ease,color .2s ease;
}
.faq.is-open .faq__icon{background:var(--c-accent);color:#fff}
.faq__a{
  max-height:0;overflow:hidden;transition:max-height .22s ease;
}
.faq__a p{font-size:15px;line-height:1.85;color:var(--c-ink-2);padding:0 0 20px 32px}

/* ---------- cta band ---------- */
.cta-band{background:#EDF3EF;padding:72px 0;text-align:center}
.cta-band h2{font-size:29px;line-height:1.35;font-weight:700;margin-bottom:14px;letter-spacing:-.2px}
.cta-band p{font-size:16px;color:var(--c-ink-2);margin-bottom:28px}

/* ---------- footer ---------- */
.site-footer{background:var(--c-primary-deep);color:#fff;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand__mark{background:rgba(255,255,255,.16)}
.footer-brand span{font-size:17px;font-weight:700;color:#fff;letter-spacing:.2px}
.site-footer p,.site-footer a{color:rgba(255,255,255,.78)}
.site-footer p{font-size:14px;line-height:1.85}
.site-footer a:hover{color:var(--c-accent);text-decoration:none}
.site-footer h3{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.2px}
.footer-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;font-size:14px}
.social-row{display:flex;gap:10px;margin-top:18px}
.social-row a{
  width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.24);
  display:flex;align-items:center;justify-content:center;color:#fff;
  transition:background .18s ease,border-color .18s ease;
}
.social-row a:hover{background:var(--c-accent);border-color:var(--c-accent);color:#fff}
.social-row svg{width:16px;height:16px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(255,255,255,.7);flex-wrap:wrap;
}
.to-top{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  border-radius:999px;padding:7px 16px;color:#fff;
}
.to-top:hover{background:var(--c-accent);border-color:var(--c-accent);color:#fff;text-decoration:none}

/* ---------- sticky bar ---------- */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:var(--c-dark);color:#fff;height:64px;
  padding:0 24px 0 calc(24px + env(safe-area-inset-bottom)*0);
  display:flex;align-items:center;box-shadow:0 -8px 24px rgba(12,31,26,.18);
}
.sticky-bar__inner{
  width:100%;max-width:var(--container);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.sticky-bar p{font-size:14px;color:rgba(255,255,255,.88);line-height:1.5}
.sticky-bar .btn{height:38px;padding:0 22px;font-size:14px}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hero h1{font-size:40px}
  .feature{padding:32px 24px 8px}
  .social__stats{gap:32px}
}
@media (max-width:991px){
  .hero__grid{grid-template-columns:1fr;gap:44px}
  .hero-visual{max-width:560px}
  .float-card{left:auto;right:12px;bottom:-22px}
  .scene{grid-template-columns:1fr;gap:32px}
  .scene--reverse .scene__visual{order:-1}
  .quote-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .faq-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:64px 0}
  .social{padding:64px 0}
}
@media (max-width:767px){
  .search{display:none}
  .header-actions .link-quiet{display:none}
  .header-actions .btn--primary{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .header-actions{margin-left:auto;gap:0}
  .brand__text{font-size:15px}
  .channel-nav__inner{padding-right:32px;
    -webkit-mask-image:linear-gradient(to right,#000 88%,transparent 100%);
            mask-image:linear-gradient(to right,#000 88%,transparent 100%);
  }
  .feature-grid{grid-template-columns:1fr;border-top:0}
  .feature{padding:24px 0;border-top:1px solid var(--c-line)}
  .feature + .feature{border-left:0}
  .feature--lift{margin-top:0;background:transparent;box-shadow:none;border-radius:0}
  .hero{padding:40px 0 56px}
  .hero h1{font-size:31px}
  .hero__lead{font-size:16px}
  .section-head h2,.social h2{font-size:24px}
  .scene__body h3{font-size:22px}
  .news-grid{grid-template-columns:1fr}
  .social__stats{display:grid;grid-template-columns:1fr 1fr;gap:24px;width:100%}
  .stat strong{font-size:28px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .sticky-bar{height:60px;padding-bottom:env(safe-area-inset-bottom);height:calc(60px + env(safe-area-inset-bottom))}
  .sticky-bar p{font-size:13px}
  .sticky-bar .btn{flex:1 0 auto;max-width:180px}
  body{padding-bottom:92px}
  .cta-band{padding:52px 0}
  .cta-band h2{font-size:23px}
}
@media (max-width:519px){
  .container{padding:0 16px}
  .hero h1{font-size:27px}
  .hero__cta .btn{width:100%}
  .float-card{position:static;margin-top:16px;width:100%;justify-content:space-around}
  .quote{padding:22px 18px}
  .news-card__body{padding:16px}
  .section{padding:48px 0}
  .section-head{margin-bottom:32px}
  .sticky-bar p{display:none}
  .sticky-bar .btn{max-width:none;width:100%}
}

/* roulang page: article */
:root{
  --c-primary:#0E5E46;
  --c-primary-deep:#0A4534;
  --c-accent:#EF6A3D;
  --c-accent-soft:#FFE7DD;
  --c-mint:#2FA37A;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1F1A;
  --c-dark-soft:#12332B;
  --c-ink:#16211C;
  --c-ink-2:#56655D;
  --c-line:#E2E7E1;
  --c-warn:#C2410C;
  --c-soft-green:#EDF3EF;
  --c-soft-bg:#FBFCFA;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 6px 24px rgba(12,31,26,.08);
  --shadow-2:0 12px 32px rgba(12,31,26,.12);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:ui-monospace,"DIN Alternate","SF Mono",Menlo,monospace;
  --container:1180px;
}
*,*::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:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  padding-bottom:80px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img)}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,border-color .18s ease,background .18s ease}
a:hover{color:var(--c-mint)}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding-left:0;list-style:none}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--c-accent);color:#fff;box-shadow:0 4px 14px rgba(239,106,61,.28)}
.btn--primary:hover{color:#fff;filter:brightness(.94);transform:translateY(-1px);box-shadow:0 8px 20px rgba(239,106,61,.32)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary);color:#fff}
.btn--sm{height:40px;padding:0 18px;font-size:14px}

/* ============ 头部 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--c-line)}
.header-top{height:64px;background:#fff}
.header-top__inner{height:64px;display:flex;align-items:center;gap:22px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand__mark{
  width:24px;height:24px;border-radius:7px;background:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand__mark svg{width:16px;height:16px}
.brand__text{font-size:17px;font-weight:700;color:var(--c-ink);letter-spacing:-.2px;white-space:nowrap}
.brand:hover .brand__text{color:var(--c-primary)}

.search{
  position:relative;display:flex;align-items:center;flex:1;max-width:340px;min-width:180px;
}
.search svg{position:absolute;left:12px;width:17px;height:17px;color:var(--c-ink-2);pointer-events:none}
.search input{
  width:100%;height:40px;border-radius:var(--radius-btn);
  border:1px solid transparent;background:#F2F4F1;
  padding:0 14px 0 38px;font-size:14px;color:var(--c-ink);
  transition:border-color .18s ease,background .18s ease;
}
.search input::placeholder{color:#8A968F}
.search input:focus{outline:none;border-color:var(--c-primary);background:#fff}

.header-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.link-quiet{font-size:14px;color:var(--c-ink-2);border-bottom:2px solid transparent;padding-bottom:2px}
.link-quiet:hover{color:var(--c-primary);border-bottom-color:var(--c-primary)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--radius-btn);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px}

.channel-nav{background:var(--c-soft-bg);border-bottom:1px solid var(--c-line)}
.channel-nav__inner{
  display:flex;align-items:center;gap:8px;height:48px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x proximity;
}
.channel-nav__inner::-webkit-scrollbar{display:none}
.pill{
  display:inline-flex;align-items:center;height:32px;padding:0 15px;border-radius:999px;
  font-size:13.5px;font-weight:500;letter-spacing:.2px;color:var(--c-ink-2);
  background:transparent;white-space:nowrap;scroll-snap-align:start;
  transition:background .18s ease,color .18s ease;
}
.pill:hover{background:var(--c-accent-soft);color:var(--c-warn)}
.pill.is-active{background:var(--c-primary);color:#fff}
.pill.is-active:hover{background:var(--c-primary-deep);color:#fff}

/* ============ 面包屑 ============ */
.crumb-bar{padding:22px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-2)}
.crumb a{color:var(--c-ink-2)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:#B9C3BC}
.crumb .current{color:var(--c-ink-2);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章头 ============ */
.article-hero{padding:26px 0 0}
.article-hero__inner{max-width:860px}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.2px;
  background:var(--c-accent-soft);color:var(--c-warn);
}
.article-hero h1{
  font-size:36px;line-height:1.3;font-weight:700;letter-spacing:-.5px;
  margin:16px 0 0;color:var(--c-ink);
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:18px;font-size:13px;color:var(--c-ink-2);
}
.article-meta .dot{color:#C2CCC5}
.article-meta time{color:var(--c-ink-2)}
.meta-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--c-soft-green);color:var(--c-primary);font-size:12.5px;font-weight:600;
}

.article-cover{margin:26px 0 0}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;box-shadow:var(--shadow-1)}
.article-cover figcaption{
  margin-top:12px;font-size:13px;color:var(--c-ink-2);text-align:center;
}

/* ============ 正文 ============ */
.article-main{padding:38px 0 0}
.article-layout{max-width:760px;margin:0 auto}
.article-body{font-size:16px;line-height:1.9;color:var(--c-ink)}
.article-body > * + *{margin-top:1em}
.article-body h2{
  position:relative;font-size:26px;line-height:1.35;font-weight:700;color:var(--c-ink);
  margin-top:40px;padding-left:16px;letter-spacing:-.3px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--c-primary);
}
.article-body h3{font-size:20px;line-height:1.45;font-weight:600;margin-top:30px;color:var(--c-ink)}
.article-body p{color:var(--c-ink)}
.article-body a{color:var(--c-primary);border-bottom:2px solid rgba(14,94,70,.25)}
.article-body a:hover{color:var(--c-mint);border-bottom-color:var(--c-mint)}
.article-body strong{font-weight:700;color:var(--c-primary-deep)}
.article-body ul,.article-body ol{margin-top:1em;padding-left:0}
.article-body ul li,.article-body ol li{
  position:relative;padding-left:22px;margin-top:8px;line-height:1.85;color:var(--c-ink);
}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--c-mint);
}
.article-body ol{counter-reset:art-ol}
.article-body ol li{counter-increment:art-ol}
.article-body ol li::before{
  content:counter(art-ol);position:absolute;left:0;top:.18em;
  width:18px;height:18px;border-radius:6px;background:var(--c-soft-green);color:var(--c-primary);
  font-size:12px;font-weight:700;line-height:18px;text-align:center;font-family:var(--font-num);
}
.article-body blockquote{
  margin-top:1.4em;padding:18px 20px;border-left:4px solid var(--c-primary);
  background:var(--c-soft-green);border-radius:0 12px 12px 0;
  color:var(--c-primary-deep);font-weight:500;
}
.article-body blockquote p{color:inherit;font-weight:inherit}
.article-body img{border-radius:var(--radius-img);margin-top:1.2em}
.article-body figure figcaption{font-size:13px;color:var(--c-ink-2);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin-top:1.4em;font-size:15px;
  border:1px solid var(--c-line);border-radius:12px;overflow:hidden;
}
.article-body thead{background:var(--c-bg)}
.article-body th,.article-body td{
  padding:12px;border:1px solid var(--c-line);text-align:left;line-height:1.7;
}
.article-body th{font-weight:600;color:var(--c-primary-deep)}
.article-body code{
  background:#F2F4F1;padding:2px 6px;border-radius:6px;font-size:14px;font-family:var(--font-num);
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin-top:1.4em}

/* ============ 标签 ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px;padding-top:26px;border-top:1px solid var(--c-line)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:var(--c-soft-green);color:var(--c-primary);font-size:13px;font-weight:500;
  transition:background .18s ease,color .18s ease;
}
.tag:hover{background:var(--c-primary);color:#fff}

/* ============ 空态 ============ */
.empty-block{
  border:1px dashed var(--c-line);border-radius:var(--radius-card);
  padding:48px 24px;text-align:center;background:var(--c-surface);margin-top:24px;
}
.empty-block svg{width:38px;height:38px;color:#B9C3BC;margin:0 auto 14px}
.empty-block p{color:var(--c-ink-2);font-size:15px;margin-bottom:18px}

/* ============ 相关内容 ============ */
.related{padding:64px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-head h2{
  position:relative;font-size:28px;font-weight:700;letter-spacing:-.4px;line-height:1.3;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--c-primary);
}
.section-head .more{font-size:14px;font-weight:600;color:var(--c-primary);border-bottom:2px solid transparent;padding-bottom:2px}
.section-head .more:hover{border-bottom-color:var(--c-mint);color:var(--c-mint)}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--radius-card);
  overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#D6DED7}
.post-card__thumb{overflow:hidden;border-radius:0}
.post-card__thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .35s ease}
.post-card:hover .post-card__thumb img{transform:scale(1.03)}
.post-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card__cat{
  display:inline-flex;align-items:center;align-self:flex-start;height:24px;padding:0 10px;border-radius:999px;
  background:var(--c-accent-soft);color:var(--c-warn);font-size:12.5px;font-weight:600;
}
.post-card__title{
  font-size:17px;font-weight:600;line-height:1.5;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card:hover .post-card__title{color:var(--c-primary)}
.post-card__desc{
  font-size:14.5px;line-height:1.75;color:var(--c-ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__foot{
  margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-ink-2);
}
.post-card__foot .date{display:inline-flex;align-items:center;gap:6px}
.post-card__foot .date svg{width:14px;height:14px}
.post-card__foot .read{color:var(--c-primary);font-weight:600}
.post-card__foot .read:hover{color:var(--c-mint)}

/* ============ 返回入口 ============ */
.back-entry{display:flex;justify-content:center;padding:44px 0 0}
.back-entry .btn{min-width:190px}

/* ============ 页脚前 CTA ============ */
.cta-band{background:var(--c-soft-green);border-radius:20px;margin:72px 0 0;padding:56px 24px;text-align:center}
.cta-band h2{font-size:30px;font-weight:700;letter-spacing:-.4px;line-height:1.35}
.cta-band p{margin-top:14px;font-size:15.5px;color:var(--c-ink-2);max-width:620px;margin-left:auto;margin-right:auto}
.cta-band .btn{margin-top:26px;height:48px;padding:0 30px;font-size:16px}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-deep);color:#fff;margin-top:72px;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff}
.footer-brand .brand__mark{background:var(--c-accent)}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin-top:14px;max-width:30ch}
.site-footer h3{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.2px}
.footer-list li{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin-bottom:9px}
.footer-list a{color:rgba(255,255,255,.72);border-bottom:1px solid transparent}
.footer-list a:hover{color:var(--c-accent);border-bottom-color:var(--c-accent)}
.social-row{display:flex;gap:10px;margin-top:18px}
.social-row a{
  width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.22);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.8);
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.social-row a svg{width:16px;height:16px}
.social-row a:hover{background:var(--c-accent);border-color:var(--c-accent);color:#fff}
.footer-bottom{
  margin-top:44px;padding:22px 0 26px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.62);
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:rgba(255,255,255,.78);font-size:13px}
.to-top:hover{color:var(--c-accent)}

/* ============ 底部固定转化条 ============ */
.fixed-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--c-dark);
  border-top:1px solid rgba(255,255,255,.08);
  padding-bottom:env(safe-area-inset-bottom);
}
.fixed-bar__inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px;
}
.fixed-bar__text{font-size:14.5px;color:rgba(255,255,255,.86);display:flex;align-items:center;gap:9px}
.fixed-bar__text strong{color:#fff;font-weight:600}
.fixed-bar__dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);flex-shrink:0}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-hero h1{font-size:33px}
}
@media (max-width:991px){
  .header-top__inner{gap:14px}
  .search{max-width:260px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-hero h1{font-size:31px}
  .related{padding-top:56px}
  .cta-band{margin-top:60px;padding:48px 22px}
  .cta-band h2{font-size:26px}
}
@media (max-width:767px){
  body{padding-bottom:76px}
  .container{padding:0 16px}
  .search{display:none}
  .header-actions .link-quiet{display:none}
  .header-actions .btn{height:38px;padding:0 16px;font-size:14px}
  .nav-toggle{display:inline-flex}
  .channel-nav__inner{position:relative}
  .brand__text{font-size:15.5px}
  .article-hero h1{font-size:27px;line-height:1.35}
  .article-body h2{font-size:22px;margin-top:34px}
  .article-body h3{font-size:18.5px}
  .article-body{font-size:15.5px}
  .section-head h2{font-size:23px}
  .card-grid{grid-template-columns:1fr;gap:16px}
  .cta-band{border-radius:16px;margin-top:52px;padding:40px 18px}
  .cta-band h2{font-size:23px}
  .cta-band p{font-size:14.5px}
  .cta-band .btn{width:100%;max-width:300px}
  .site-footer{padding-top:48px;margin-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .fixed-bar__inner{height:60px;gap:12px}
  .fixed-bar__text{font-size:13px;line-height:1.4}
  .fixed-bar__text span.long{display:none}
  .fixed-bar .btn{height:40px;padding:0 16px;font-size:14px;flex-shrink:0}
  .back-entry .btn{width:100%;max-width:320px}
  .crumb .current{max-width:22ch}
}
@media (max-width:519px){
  .article-hero h1{font-size:24px}
  .article-hero__inner{padding-top:4px}
  .article-meta{font-size:12.5px;gap:8px}
  .empty-block{padding:36px 18px}
  .post-card__body{padding:16px}
}

/* roulang page: category1 */
:root{
  --c-primary:#0E5E46;
  --c-primary-deep:#0A4534;
  --c-accent:#EF6A3D;
  --c-accent-soft:#FFE7DD;
  --c-mint:#2FA37A;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1F1A;
  --c-ink:#16211C;
  --c-ink-2:#56655D;
  --c-line:#E2E7E1;
  --c-warn:#C2410C;
  --r-card:14px;
  --r-btn:10px;
  --sh-sm:0 6px 24px rgba(12,31,26,.08);
  --sh-md:0 12px 32px rgba(12,31,26,.12);
  --w:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding-bottom:92px;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
}
img{max-width:100%;display:block;border-radius:12px}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3{margin:0;letter-spacing:-.4px}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{position:relative;z-index:40;background:#fff}
.header-top{background:#fff;border-bottom:1px solid var(--c-line)}
.header-top__inner{display:flex;align-items:center;gap:22px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{width:28px;height:28px;border-radius:9px;background:var(--c-primary);display:grid;place-items:center;flex:0 0 auto}
.brand__mark svg{width:17px;height:17px}
.brand__text{font-size:17px;font-weight:700;color:var(--c-ink);letter-spacing:-.3px;white-space:nowrap}
.search{
  position:relative;display:flex;align-items:center;gap:8px;
  flex:1 1 auto;max-width:340px;height:40px;padding:0 14px;
  background:#F2F4F1;border:1px solid transparent;border-radius:var(--r-btn);
  transition:border-color .18s,background .18s;
}
.search:focus-within{background:#fff;border-color:var(--c-primary)}
.search svg{width:16px;height:16px;color:var(--c-ink-2);flex:0 0 auto}
.search input{flex:1;min-width:0;border:0;background:transparent;font-size:14px;color:var(--c-ink);outline:none}
.search input::placeholder{color:#8A968F}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:18px}
.link-quiet{font-size:14px;color:var(--c-ink-2);transition:color .18s}
.link-quiet:hover{color:var(--c-mint);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:1px solid transparent;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s,box-shadow .18s,background .18s,color .18s,filter .18s;
}
.btn--primary{background:var(--c-accent);color:#fff;box-shadow:0 4px 14px rgba(239,106,61,.28)}
.btn--primary:hover{filter:brightness(.94);transform:translateY(-1px);box-shadow:0 8px 22px rgba(239,106,61,.32)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn--ghost:hover{background:#EDF3EF;transform:translateY(-1px)}
.btn--ghost:active{transform:translateY(0)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.nav-toggle{
  display:none;margin-left:auto;width:40px;height:40px;border:1px solid var(--c-line);
  border-radius:var(--r-btn);background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;color:var(--c-primary)}
.channel-nav{background:#FBFCFA;border-bottom:1px solid var(--c-line)}
.channel-nav__inner{display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-nav__inner::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;padding:6px 15px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--c-ink-2);white-space:nowrap;transition:background .18s,color .18s;
}
.pill:hover{background:var(--c-accent-soft);color:var(--c-warn)}
.pill.is-active{background:var(--c-primary);color:#fff;font-weight:600}
.mobile-menu{display:none}

/* ---------- 首屏 ---------- */
.page-hero{padding:44px 0 8px;background:linear-gradient(180deg,#FFFFFF 0%,#F6F7F4 100%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-2);margin-bottom:18px}
.crumbs a{color:var(--c-ink-2)}
.crumbs a:hover{color:var(--c-mint)}
.crumbs span.sep{color:#A9B5AD}
.crumbs span.current{color:var(--c-ink-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;padding:5px 13px;border-radius:999px;
  background:var(--c-accent-soft);color:var(--c-warn);font-size:13px;font-weight:600;letter-spacing:.2px;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent)}
.hero-copy h1{font-size:44px;line-height:1.18;font-weight:700;letter-spacing:-.5px;margin-bottom:18px;color:var(--c-ink)}
.hero-sub{font-size:17px;line-height:1.8;color:var(--c-ink-2);max-width:34em;margin-bottom:26px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px}
.trust-row{display:flex;flex-wrap:wrap;gap:20px;font-size:13px;color:var(--c-ink-2)}
.trust-row li{display:flex;align-items:center;gap:7px}
.trust-row svg{width:15px;height:15px;color:var(--c-mint);flex:0 0 auto}
.hero-visual{position:relative}
.hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-md)}
.float-card{
  position:absolute;right:-10px;bottom:-22px;min-width:212px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-md);padding:16px 18px;display:grid;gap:10px;
}
.float-card .fc-row{display:flex;align-items:baseline;justify-content:space-between;gap:14px}
.float-card .fc-num{font-family:ui-monospace,"DIN Alternate",monospace;font-size:24px;font-weight:700;letter-spacing:-1px;color:var(--c-primary)}
.float-card .fc-num.accent{color:var(--c-accent)}
.float-card .fc-label{font-size:12px;color:var(--c-ink-2)}

/* ---------- 板块通用 ---------- */
.section{padding:76px 0 0}
.section-head{margin-bottom:34px;max-width:760px}
.section-title{font-size:30px;line-height:1.3;font-weight:700;color:var(--c-ink);position:relative;padding-left:16px;margin-bottom:12px}
.section-title::before{content:"";position:absolute;left:0;top:8px;bottom:6px;width:4px;border-radius:2px;background:var(--c-primary)}
.section-lead{font-size:15px;color:var(--c-ink-2);line-height:1.8}

/* ---------- 卖点三连 ---------- */
.points{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-sm);padding:34px 0}
.point{padding:0 30px;border-left:1px solid var(--c-line)}
.point:first-child{border-left:0}
.point__num{font-family:ui-monospace,"DIN Alternate",monospace;font-size:44px;line-height:1;font-weight:700;letter-spacing:-2px;color:var(--c-primary);opacity:.25;display:block;margin-bottom:14px}
.point h3{font-size:20px;line-height:1.4;font-weight:600;margin-bottom:10px}
.point p{font-size:15px;line-height:1.8;color:var(--c-ink-2)}
.text-link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:600;color:var(--c-primary)}
.text-link svg{width:14px;height:14px;transition:transform .18s}
.text-link:hover{color:var(--c-mint)}
.text-link:hover svg{transform:translateX(3px)}

/* ---------- 步骤流程 ---------- */
.steps-wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:46px;align-items:start}
.steps-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-sm)}
.steps-media figcaption{font-size:13px;color:var(--c-ink-2);margin-top:12px;text-align:center}
.steps{display:grid;gap:8px}
.step{display:grid;grid-template-columns:44px 1fr;gap:18px;padding:18px 0 18px 0;border-bottom:1px dashed var(--c-line)}
.step:last-child{border-bottom:0}
.step__dot{
  width:36px;height:36px;border-radius:50%;background:var(--c-accent);color:#fff;
  display:grid;place-items:center;font-size:16px;font-weight:700;
  font-family:ui-monospace,"DIN Alternate",monospace;margin-top:4px;
}
.step h3{font-size:18px;font-weight:600;margin-bottom:6px}
.step p{font-size:15px;line-height:1.8;color:var(--c-ink-2)}

/* ---------- 场景卡片 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--sh-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#CFDACF}
.scene-card__media{overflow:hidden}
.scene-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .35s ease}
.scene-card:hover .scene-card__media img{transform:scale(1.03)}
.scene-card__body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.badge{
  display:inline-block;padding:4px 11px;border-radius:999px;background:var(--c-accent-soft);
  color:var(--c-warn);font-size:12px;font-weight:600;letter-spacing:.2px;margin-bottom:12px;align-self:flex-start;
}
.scene-card h3{font-size:19px;line-height:1.45;font-weight:600;margin-bottom:10px}
.scene-card p{font-size:15px;line-height:1.8;color:var(--c-ink-2);flex:1}

/* ---------- 提示对照 ---------- */
.prompt-panel{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-sm);padding:8px 30px}
.prompt-row{display:grid;grid-template-columns:230px 1fr;gap:24px;padding:20px 0;border-bottom:1px solid var(--c-line);align-items:start}
.prompt-row:last-child{border-bottom:0}
.prompt-key{display:flex;align-items:center;gap:9px;font-size:16px;font-weight:600;color:var(--c-ink)}
.prompt-key::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--c-accent);flex:0 0 auto;transform:rotate(45deg)}
.prompt-val{font-size:15px;line-height:1.8;color:var(--c-ink-2)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;padding:0 20px;transition:border-color .18s,box-shadow .18s}
.faq-item:hover{border-color:#CFDACF;box-shadow:var(--sh-sm)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:19px 0;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;line-height:1.5;color:var(--c-ink);
}
.faq-icon{position:relative;width:20px;height:20px;flex:0 0 auto;border-radius:6px;background:#F2F4F1;transition:background .18s}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--c-primary);border-radius:1px;transform:translate(-50%,-50%);transition:background .18s,transform .22s}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item.is-open .faq-icon{background:var(--c-accent-soft)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--c-accent)}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg) scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-a p{font-size:15px;line-height:1.85;color:var(--c-ink-2);padding-bottom:20px}

/* ---------- CTA ---------- */
.cta-panel{
  margin-top:76px;background:#EDF3EF;border:1px solid #DCE7DE;border-radius:18px;
  padding:52px 32px;text-align:center;
}
.cta-panel h2{font-size:28px;line-height:1.35;font-weight:700;margin-bottom:14px;color:var(--c-ink)}
.cta-panel p{font-size:15px;color:var(--c-ink-2);max-width:620px;margin:0 auto 26px}
.cta-panel .btn{min-width:180px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-deep);color:#fff;margin-top:76px;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:38px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;margin-bottom:14px}
.footer-brand .brand__mark{background:rgba(255,255,255,.14)}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.75);max-width:26em}
.social-row{display:flex;gap:10px;margin-top:18px}
.social-row a{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);
  transition:background .18s,color .18s,transform .18s;
}
.social-row a:hover{background:var(--c-accent);transform:translateY(-2px)}
.social-row svg{width:16px;height:16px;color:#fff}
.site-footer h3{font-size:15px;font-weight:600;margin-bottom:16px;color:#fff;letter-spacing:0}
.footer-list li{margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.75)}
.footer-list a{transition:color .18s}
.footer-list a:hover{color:var(--c-accent)}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.68);
}
.to-top{display:inline-flex;align-items:center;gap:7px;color:rgba(255,255,255,.8);transition:color .18s}
.to-top:hover{color:var(--c-accent)}

/* ---------- 底部固定转化条 ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  background:var(--c-dark);border-top:1px solid rgba(255,255,255,.08);
  padding-bottom:env(safe-area-inset-bottom);
}
.sticky-cta__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:64px}
.sticky-cta span{font-size:14px;color:rgba(255,255,255,.9);line-height:1.5}
.sticky-cta .btn{flex:0 0 auto}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-copy h1{font-size:40px}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:32px}
}
@media (max-width:991px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .page-hero{padding-top:34px}
  .hero-copy h1{font-size:36px}
  .hero-visual img{aspect-ratio:16/9}
  .float-card{right:12px;bottom:-18px}
  .points{grid-template-columns:1fr;padding:6px 0}
  .point{padding:26px 26px;border-left:0;border-top:1px solid var(--c-line)}
  .point:first-child{border-top:0}
  .steps-wrap{grid-template-columns:1fr;gap:30px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .faq-list{grid-template-columns:1fr}
  .prompt-panel{padding:6px 22px}
  .prompt-row{grid-template-columns:1fr;gap:8px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  .header-top__inner{gap:12px;height:60px}
  .brand__text{font-size:15px}
  .search,.header-actions{display:none}
  .nav-toggle{display:flex}
  .channel-nav__inner{height:46px;padding-right:36px}
  .mobile-menu{background:#fff;border-bottom:1px solid var(--c-line);padding:14px 0 18px}
  .mobile-menu.is-open{display:block}
  .mobile-menu .search{display:flex;max-width:none;margin:0 0 14px}
  .mobile-menu__links{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
  .mobile-menu__links a:not(.btn){font-size:14px;color:var(--c-ink-2);padding:6px 12px;border-radius:999px;background:#F4F6F3}
  .mobile-menu__links .btn{margin-left:auto}
  .section{padding:48px 0 0}
  .section-title{font-size:24px;padding-left:13px}
  .section-title::before{width:3px;top:5px;bottom:4px}
  .section-lead{font-size:14px}
  .hero-copy h1{font-size:30px;letter-spacing:-.3px}
  .hero-sub{font-size:15px}
  .hero-cta .btn{flex:1 1 auto}
  .card-grid{grid-template-columns:1fr}
  .cta-panel{padding:36px 20px;margin-top:48px}
  .cta-panel h2{font-size:22px}
  .cta-panel .btn{width:100%}
  .site-footer{padding-top:42px;margin-top:48px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{font-size:12px}
  .sticky-cta__inner{height:60px;gap:12px}
  .sticky-cta span{font-size:13px}
  .sticky-cta .btn{flex:1 1 auto;max-width:150px}
  body{padding-bottom:84px}
  .prompt-panel{padding:4px 18px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero-visual img{aspect-ratio:4/3}
  .float-card{min-width:0;right:8px;bottom:-14px;padding:12px 14px;gap:7px}
  .float-card .fc-num{font-size:19px}
  .float-card .fc-label{font-size:11px}
  .trust-row{gap:12px;font-size:12px}
  .point{padding:22px 18px}
  .prompt-key{font-size:15px}
  .sticky-cta span{max-width:56%}
}

/* roulang page: category2 */
:root{
  --c-primary:#0E5E46;
  --c-primary-deep:#0A4534;
  --c-accent:#EF6A3D;
  --c-accent-soft:#FFE7DD;
  --c-mint:#2FA37A;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-dark:#0C1F1A;
  --c-dark-2:#12332B;
  --c-ink:#16211C;
  --c-ink-2:#56655D;
  --c-line:#E2E7E1;
  --c-warn:#C2410C;
  --c-soft-green:#EDF3EF;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow:0 6px 24px rgba(12,31,26,.08);
  --shadow-hover:0 12px 32px rgba(12,31,26,.12);
  --container:1180px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  padding-bottom:92px;
  -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 .18s ease,border-color .18s ease;}
a:hover{color:var(--c-mint);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-ink);letter-spacing:-.2px;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--c-surface);box-shadow:0 1px 0 var(--c-line);}
.header-top{border-bottom:1px solid var(--c-line);background:var(--c-surface);}
.header-top__inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-ink);}
.brand:hover{color:var(--c-primary);}
.brand__mark{
  width:26px;height:26px;border-radius:8px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-mint));
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.brand__mark svg{width:16px;height:16px;}
.brand__text{font-size:17px;font-weight:700;letter-spacing:-.3px;white-space:nowrap;}
.search{
  flex:1 1 auto;max-width:360px;min-width:0;
  display:flex;align-items:center;gap:8px;
  background:#F2F4F1;border:1px solid transparent;border-radius:var(--r-btn);
  padding:0 12px;height:40px;transition:border-color .18s ease,background .18s ease;
}
.search:focus-within{border-color:var(--c-primary);background:#fff;}
.search svg{width:17px;height:17px;color:var(--c-ink-2);flex:0 0 auto;}
.search input{flex:1 1 auto;min-width:0;border:0;background:transparent;font-size:14px;color:var(--c-ink);outline:none;height:100%;}
.search input::placeholder{color:#8A968F;}
.header-actions{display:flex;align-items:center;gap:16px;margin-left:auto;flex:0 0 auto;}
.link-quiet{font-size:14px;color:var(--c-ink-2);}
.link-quiet:hover{color:var(--c-mint);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid var(--c-line);border-radius:10px;align-items:center;justify-content:center;color:var(--c-ink);}
.nav-toggle svg{width:20px;height:20px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform .16s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(1px);}
.btn--primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 18px rgba(239,106,61,.24);}
.btn--primary:hover{background:#E25B2E;color:#fff;}
.btn--solid{background:var(--c-primary);color:#fff;}
.btn--solid:hover{background:var(--c-primary-deep);color:#fff;}
.btn--ghost{background:#fff;color:var(--c-primary);border:1px solid var(--c-primary);}
.btn--ghost:hover{background:var(--c-soft-green);color:var(--c-primary-deep);border-color:var(--c-primary-deep);}
.btn--sm{height:36px;padding:0 16px;font-size:14px;}

.channel-nav{background:#FBFCFA;border-bottom:1px solid var(--c-line);}
.channel-nav__inner{
  display:flex;align-items:center;gap:8px;height:48px;
  overflow-x:auto;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;
  scrollbar-width:none;
}
.channel-nav__inner::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--c-ink-2);background:transparent;
  transition:background .18s ease,color .18s ease;
}
.pill:hover{background:var(--c-accent-soft);color:var(--c-warn);}
.pill.is-active{background:var(--c-primary);color:#fff;}
.pill.is-active:hover{background:var(--c-primary-deep);color:#fff;}

/* ---------- page head ---------- */
.page-head{padding:64px 0 56px;background:
  radial-gradient(900px 380px at 88% -10%,rgba(47,163,122,.14),transparent 70%),
  linear-gradient(180deg,#FBFCFA 0%,var(--c-bg) 100%);}
.page-head__inner{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.4px;color:var(--c-primary);
  background:var(--c-soft-green);border:1px solid #D8E6DD;border-radius:999px;padding:5px 14px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.page-head h1{font-size:44px;line-height:1.18;letter-spacing:-.5px;margin-bottom:18px;}
.page-head h1 span{color:var(--c-primary);}
.lead{font-size:17px;line-height:1.8;color:var(--c-ink-2);max-width:34em;margin-bottom:26px;}
.page-head__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:20px;}
.trust{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-2);margin:0;}
.trust svg{width:15px;height:15px;color:var(--c-mint);flex:0 0 auto;}
.page-head__media{position:relative;}
.page-head__media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:16px;
  box-shadow:0 18px 44px rgba(12,31,26,.16);
}
.float-card{
  position:absolute;right:-10px;bottom:-22px;
  display:flex;gap:22px;padding:16px 22px;border-radius:14px;background:#fff;
  border:1px solid var(--c-line);box-shadow:var(--shadow);
}
.float-card strong{
  display:block;font-size:22px;font-weight:700;color:var(--c-primary);
  font-family:ui-monospace,"DIN Alternate",monospace;letter-spacing:-.5px;line-height:1.2;
}
.float-card span{font-size:12px;color:var(--c-ink-2);}

/* ---------- section basics ---------- */
.section{padding:76px 0;}
.section--tight{padding:56px 0;}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section__head h2{font-size:30px;line-height:1.3;position:relative;padding-left:16px;}
.section__head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--c-primary);
}
.section__head p{margin:8px 0 0;color:var(--c-ink-2);font-size:15px;max-width:52em;}
.section__link{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);}
.section__link:hover{color:var(--c-mint);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}

/* feature strip */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--c-line);}
.feature{padding:30px 26px 0 0;border-right:1px solid var(--c-line);}
.feature:last-child{border-right:0;padding-right:0;}
.feature__num{
  font-size:34px;font-weight:700;line-height:1;letter-spacing:-1px;
  color:var(--c-primary);opacity:.25;font-family:ui-monospace,"DIN Alternate",monospace;display:block;margin-bottom:14px;
}
.feature h3{font-size:19px;margin-bottom:8px;}
.feature p{font-size:15px;line-height:1.75;color:var(--c-ink-2);margin:0;}

/* security card grid */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap);}
.sec-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.sec-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#D3DED6;}
.sec-card__media{overflow:hidden;}
.sec-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .35s ease;}
.sec-card:hover .sec-card__media img{transform:scale(1.04);}
.sec-card__body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1 1 auto;}
.sec-card__tag{
  align-self:flex-start;display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--c-accent-soft);color:var(--c-warn);font-size:13px;font-weight:600;letter-spacing:.2px;margin-bottom:14px;
}
.sec-card h3{font-size:20px;line-height:1.4;margin-bottom:10px;}
.sec-card p{font-size:15px;line-height:1.8;color:var(--c-ink-2);margin:0 0 18px;}
.sec-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:16px;border-top:1px dashed var(--c-line);}
.sec-card__foot span{font-size:13px;color:var(--c-ink-2);}
.sec-card__more{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:4px;}
.sec-card:hover .sec-card__more{color:var(--c-mint);}

/* steps */
.steps-wrap{background:var(--c-soft-green);border-radius:20px;padding:56px 48px;}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:34px;}
.step{position:relative;padding-top:26px;border-top:2px solid rgba(14,94,70,.18);}
.step__dot{
  position:absolute;top:-7px;left:0;width:12px;height:12px;border-radius:50%;background:var(--c-accent);
  box-shadow:0 0 0 4px rgba(239,106,61,.16);
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;line-height:1.8;color:var(--c-ink-2);margin:0;}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item:hover{border-color:#D3DED6;box-shadow:var(--shadow);}
.faq-q{
  width:100%;display:flex;align-items:flex-start;gap:12px;text-align:left;
  padding:20px;font-size:16px;font-weight:600;line-height:1.6;color:var(--c-ink);
}
.faq-icon{
  flex:0 0 auto;width:22px;height:22px;border-radius:6px;background:var(--c-soft-green);
  color:var(--c-primary);display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;line-height:1;margin-top:1px;transition:background .2s ease,color .2s ease;
}
.faq-item.is-open .faq-icon{background:var(--c-accent-soft);color:var(--c-accent);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-a p{padding:0 20px 20px 54px;margin:0;font-size:15px;line-height:1.85;color:var(--c-ink-2);}

/* related */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.rel-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.rel-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.rel-card__body{padding:20px 22px 24px;}
.rel-card h3{font-size:17px;line-height:1.5;margin-bottom:8px;}
.rel-card p{font-size:14px;line-height:1.75;color:var(--c-ink-2);margin:0 0 14px;}
.rel-card__meta{font-size:13px;color:var(--c-ink-2);display:flex;align-items:center;gap:6px;}

/* cta band */
.cta-band{background:var(--c-soft-green);border-top:1px solid #DCE8E0;border-bottom:1px solid #DCE8E0;padding:64px 0;text-align:center;}
.cta-band h2{font-size:30px;line-height:1.32;margin-bottom:14px;}
.cta-band p{font-size:15px;color:var(--c-ink-2);max-width:44em;margin:0 auto 26px;}

/* footer */
.site-footer{background:linear-gradient(160deg,var(--c-primary-deep),#07382A);color:rgba(255,255,255,.86);padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px;letter-spacing:-.2px;}
.site-footer p{line-height:1.8;color:rgba(255,255,255,.72);margin:0 0 18px;max-width:26em;}
.site-footer h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-list li{margin-bottom:10px;color:rgba(255,255,255,.72);line-height:1.7;}
.footer-list a{color:rgba(255,255,255,.78);}
.footer-list a:hover{color:var(--c-accent);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.social-row{display:flex;gap:10px;}
.social-row a{
  width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.82);
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.social-row a svg{width:16px;height:16px;}
.social-row a:hover{background:var(--c-accent);border-color:var(--c-accent);color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:rgba(255,255,255,.8);font-size:13px;}
.to-top:hover{color:var(--c-accent);}

/* sticky cta */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--c-dark);
  border-top:1px solid rgba(255,255,255,.08);padding-bottom:env(safe-area-inset-bottom);
}
.sticky-cta__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:64px;}
.sticky-cta p{margin:0;color:#fff;font-size:15px;line-height:1.4;}
.sticky-cta p span{color:var(--c-accent);font-weight:700;}

/* responsive */
@media (max-width:1199px){
  .page-head h1{font-size:38px;}
  .section__head h2{font-size:27px;}
}
@media (max-width:991px){
  .search{max-width:260px;}
  .page-head__inner{grid-template-columns:1fr;gap:36px;}
  .page-head__media{max-width:560px;}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .feature{border-right:0;padding:24px 20px;border-bottom:1px solid var(--c-line);}
  .feature:nth-child(2n){border-right:0;}
  .feature:nth-child(2n-1){padding-left:0;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .steps-wrap{padding:40px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:820px){
  .search{display:none;}
}
@media (max-width:767px){
  body{padding-bottom:104px;}
  .container{padding:0 16px;}
  .header-top__inner{height:60px;gap:10px;}
  .brand__text{font-size:15px;}
  .header-actions{gap:10px;}
  .link-quiet{display:none;}
  .btn--primary{height:38px;padding:0 16px;font-size:14px;}
  .nav-toggle{display:inline-flex;}
  .channel-nav__inner{
    height:auto;padding:10px 0;gap:8px;
    -webkit-mask-image:linear-gradient(to right,#000 88%,transparent 100%);
            mask-image:linear-gradient(to right,#000 88%,transparent 100%);
  }
  .page-head{padding:40px 0 44px;}
  .page-head h1{font-size:30px;line-height:1.24;}
  .lead{font-size:15.5px;}
  .float-card{position:static;margin-top:16px;width:100%;justify-content:space-around;right:auto;bottom:auto;}
  .section{padding:48px 0;}
  .section--tight{padding:40px 0;}
  .section__head{margin-bottom:24px;gap:12px;}
  .section__head h2{font-size:23px;}
  .card-grid{grid-template-columns:1fr;gap:16px;}
  .feature-grid{grid-template-columns:1fr;}
  .feature{padding:22px 0;border-bottom:1px solid var(--c-line);}
  .steps{grid-template-columns:1fr;gap:0;}
  .step{padding:22px 0 0 20px;border-top:0;border-left:2px solid rgba(14,94,70,.18);}
  .step__dot{top:0;left:-7px;}
  .steps-wrap{padding:30px 22px;border-radius:16px;}
  .faq-grid{grid-template-columns:1fr;}
  .faq-a p{padding-left:20px;}
  .related-grid{grid-template-columns:1fr;gap:16px;}
  .cta-band{padding:48px 0;}
  .cta-band h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .site-footer{padding-top:46px;}
  .sticky-cta__inner{height:auto;padding:10px 0;gap:12px;flex-wrap:wrap;}
  .sticky-cta p{font-size:13.5px;flex:1 1 100%;}
  .sticky-cta .btn{width:100%;}
}
@media (max-width:520px){
  .page-head h1{font-size:26px;}
  .sec-card__body{padding:20px;}
  .sec-card h3{font-size:18px;}
}