/* roulang page: index */
:root{
  --brand-500:#128C68;
  --brand-700:#0E5C46;
  --brand-900:#0B1F1A;
  --brand-100:#E3F3EC;
  --accent-500:#FF6A2B;
  --accent-600:#E85A1E;
  --signal:#CBF24A;
  --bg:#F6F8F6;
  --card:#FFFFFF;
  --ink-900:#12201B;
  --ink-600:#55665E;
  --line:#DCE5DF;
  --danger:#D64545;
  --radius-card:14px;
  --radius-img:18px;
  --radius-input:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06);
  --shadow-2:0 10px 26px rgba(11,31,26,.10);
  --container:1200px;
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Consolas,"Courier New",monospace;
}
*,*::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:1.8;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
a:hover{color:var(--accent-500)}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,106,43,.4);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand-900);color:#fff;padding:10px 16px;z-index:999}
.skip-link:focus{left:12px;top:12px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,248,246,.86);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 6px 18px rgba(11,31,26,.07);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  height:76px;
  transition:height .2s ease-out;
}
.site-header.is-scrolled .header-inner{height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(140deg,var(--brand-500),var(--brand-700));
  position:relative;overflow:hidden;flex:0 0 auto;
  box-shadow:var(--shadow-1);
}
.brand-mark::before{
  content:"";position:absolute;left:-14px;top:16px;
  width:64px;height:34px;border:2px solid rgba(255,255,255,.85);
  border-radius:50%;
}
.brand-mark::after{
  content:"";position:absolute;right:6px;top:5px;
  width:8px;height:8px;border-radius:50%;background:var(--signal);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:16px;font-weight:800;letter-spacing:-.01em}
.brand-text span{font-size:11px;color:var(--ink-600);letter-spacing:.14em;text-transform:uppercase}
.seg-nav{
  flex:1 1 auto;display:flex;justify-content:center;gap:6px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.seg-nav::-webkit-scrollbar{display:none}
.seg-nav a{
  flex:0 0 auto;
  padding:8px 16px;
  font-size:14px;font-weight:500;
  color:var(--ink-600);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:transparent;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out;
  white-space:nowrap;
}
.seg-nav a:hover{color:var(--brand-700);border-color:var(--brand-500);background:#fff}
.seg-nav a.active{background:var(--brand-500);border-color:var(--brand-500);color:#fff;font-weight:700}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;color:var(--ink-600);
  transition:border-color .18s ease-out,color .18s ease-out,transform .18s ease-out;
}
.icon-btn:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px)}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.menu-toggle{display:none}
.drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:14px 0 22px;
}
.drawer.open{display:block}
.drawer a{
  display:block;padding:12px 24px;font-size:15px;font-weight:500;
  color:var(--ink-900);border-bottom:1px solid var(--line);
}
.drawer a.active{color:var(--brand-500);font-weight:700}
.drawer .drawer-cta{margin:16px 24px 0;text-align:center;border-bottom:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .16s ease-out,box-shadow .16s ease-out,background .16s ease-out,color .16s ease-out,border-color .16s ease-out;
  border:1px solid transparent;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 6px 16px rgba(255,106,43,.24)}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,106,43,.3)}
.btn-outline{border-color:var(--brand-500);color:var(--brand-700);background:transparent}
.btn-outline:hover{background:var(--brand-100);color:var(--brand-700);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-900)}
.btn-light:hover{background:var(--brand-100);color:var(--brand-900);transform:translateY(-2px)}
.btn-ghost-light{border-color:rgba(255,255,255,.6);color:#fff;background:transparent}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}

/* ---------- hero ---------- */
.hero{
  position:relative;
  background:var(--brand-900);
  color:#fff;
  padding:76px 0 190px;
  overflow:hidden;
}
.hero-lanes{position:absolute;inset:0;opacity:.12;pointer-events:none}
.hero-lanes i{
  position:absolute;left:-10%;border:1.5px solid #7DE0BE;border-radius:50%;
}
.hero-lanes i:nth-child(1){width:120%;height:520px;top:150px;left:-14%}
.hero-lanes i:nth-child(2){width:120%;height:620px;top:230px;left:-8%}
.hero-lanes i:nth-child(3){width:120%;height:720px;top:320px;left:-2%}
.hero::after{
  content:"";position:absolute;left:50%;bottom:-210px;
  width:150%;height:340px;transform:translateX(-50%);
  background:var(--bg);border-radius:50%;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:rgba(203,242,74,.14);
  border:1px solid rgba(203,242,74,.34);
  color:var(--signal);font-size:13px;font-weight:500;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--signal)}
.hero h1{
  margin:22px 0 0;
  font-size:clamp(32px,4.6vw,56px);
  line-height:1.15;
  letter-spacing:-.02em;
}
.hero h1 em{font-style:normal;color:var(--signal)}
.hero-sub{
  margin-top:18px;max-width:560px;
  font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.trust-row{
  display:flex;flex-wrap:wrap;gap:32px;
  margin-top:40px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.16);
}
.trust-item b{
  display:block;font-family:var(--font-mono);font-size:24px;font-weight:700;color:var(--signal);line-height:1.2;
}
.trust-item span{font-size:13px;color:rgba(255,255,255,.72)}
.hero-visual{position:relative}
.hero-media{
  position:relative;border-radius:var(--radius-img);overflow:hidden;
  box-shadow:0 26px 60px rgba(0,0,0,.42);
  aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,31,26,.28),rgba(11,31,26,.72));
}
.hero-media-line{
  position:absolute;left:0;right:0;bottom:26px;height:1px;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.5) 0 10px,transparent 10px 20px);
  z-index:3;
}
.hero-tag{
  position:absolute;z-index:3;left:18px;bottom:44px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--radius-pill);
  background:rgba(11,31,26,.66);
  border:1px solid rgba(255,255,255,.22);
  font-size:13px;color:#fff;
}
.hero-tag b{font-family:var(--font-mono);color:var(--signal)}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:40px;
}
.section-title{font-size:clamp(24px,2.6vw,34px);line-height:1.25}
.section-sub{margin-top:10px;color:var(--ink-600);font-size:15px;max-width:640px}
.link-more{font-size:14px;font-weight:700;color:var(--brand-500);display:inline-flex;align-items:center;gap:6px}
.link-more::after{content:"→";transition:transform .18s ease-out}
.link-more:hover::after{transform:translateX(4px)}
.bg-soft{background:linear-gradient(180deg,#FFFFFF, #EEF5F1)}
.bg-deep{background:var(--brand-900);color:#fff}
.bg-deep .section-sub{color:rgba(255,255,255,.76)}
.bg-deep .section-title{color:#fff}

/* ---------- steps ---------- */
.steps{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  position:relative;
}
.steps::before{
  content:"";position:absolute;top:56px;left:8%;right:8%;height:0;
  border-top:2px dashed rgba(18,140,104,.35);
  z-index:0;
}
.step-card{
  position:relative;z-index:1;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 24px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.step-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  border-radius:var(--radius-card) var(--radius-card) 0 0;
  background:var(--brand-500);opacity:.9;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#C6DCD1}
.step-num{
  font-family:var(--font-mono);font-size:34px;font-weight:700;
  color:var(--brand-500);line-height:1;letter-spacing:-.02em;
}
.step-icon{
  width:44px;height:44px;margin:18px 0 14px;border-radius:12px;
  background:var(--brand-100);display:grid;place-items:center;
}
.step-icon svg{width:22px;height:22px;fill:none;stroke:var(--brand-700);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.step-card h3{font-size:19px}
.step-card p{margin-top:10px;font-size:14.5px;color:var(--ink-600);line-height:1.75}

/* ---------- entry rows ---------- */
.entry-list{border-top:1px solid var(--line)}
.entry-row{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:22px;
  padding:24px 8px;
  border-bottom:1px solid var(--line);
  transition:background .18s ease-out,padding-left .18s ease-out;
}
.entry-row:hover{background:#fff;padding-left:18px}
.entry-idx{font-family:var(--font-mono);font-size:13px;color:var(--brand-500);font-weight:700}
.entry-row h3{font-size:18px}
.entry-row p{margin-top:6px;font-size:14px;color:var(--ink-600)}
.entry-arrow{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--brand-700);background:#fff;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.entry-row:hover .entry-arrow{background:var(--brand-500);color:#fff;border-color:var(--brand-500)}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:center}
.split-media{border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-2);aspect-ratio:5/4}
.split-media img{width:100%;height:100%;object-fit:cover}
.check-list{margin-top:26px;display:grid;gap:14px}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--ink-600)}
.check-list li b{color:var(--ink-900);font-weight:700}
.check-list li::before{
  content:"";flex:0 0 auto;width:12px;height:12px;margin-top:7px;border-radius:3px;
  background:var(--brand-500);
}
.mini-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:28px}
.mini-stats div b{display:block;font-family:var(--font-mono);font-size:26px;color:var(--brand-700);line-height:1.2}
.mini-stats div span{font-size:13px;color:var(--ink-600)}

/* ---------- cards grid ---------- */
.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#C6DCD1;color:inherit}
.post-thumb{aspect-ratio:3/2;overflow:hidden;background:#E8EFEA}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{
  font-size:18px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body p{
  font-size:14px;color:var(--ink-600);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.chip{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--radius-pill);
  background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:700;
}
.chip-accent{background:rgba(255,106,43,.12);color:var(--accent-600)}
.post-time{font-family:var(--font-mono);font-size:12.5px;color:var(--ink-600)}
.post-meta .go{margin-left:auto;color:var(--brand-500);font-weight:700;font-size:13px}
.empty-state{
  border:2px dashed var(--line);border-radius:var(--radius-card);
  padding:52px 24px;text-align:center;background:#fff;
}
.empty-state span{
  width:48px;height:48px;margin:0 auto 14px;border-radius:50%;
  background:var(--brand-100);display:grid;place-items:center;
  font-family:var(--font-mono);color:var(--brand-700);font-weight:700;
}
.empty-state p{color:var(--ink-600);font-size:15px;margin-bottom:16px}

/* ---------- cases ---------- */
.cases{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.case-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-card);
  padding:30px;
  transition:transform .2s ease-out,border-color .2s ease-out,background .2s ease-out;
}
.case-card:nth-child(2){transform:translateY(28px)}
.case-card:hover{border-color:rgba(203,242,74,.5);background:rgba(255,255,255,.08)}
.case-num{
  font-family:var(--font-mono);font-size:44px;font-weight:700;color:var(--signal);line-height:1;
}
.case-card blockquote{margin:18px 0 0;font-size:16.5px;line-height:1.8;color:rgba(255,255,255,.9)}
.case-foot{display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14)}
.avatar{
  width:40px;height:40px;border-radius:50%;
  background:linear-gradient(140deg,var(--brand-500),var(--brand-700));
  display:grid;place-items:center;font-weight:800;font-size:14px;color:#fff;flex:0 0 auto;
}
.case-foot b{display:block;font-size:14px;color:#fff}
.case-foot span{font-size:12.5px;color:rgba(255,255,255,.62)}

/* ---------- faq ---------- */
.faq{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.faq-item[open]{border-color:#C6DCD1;box-shadow:var(--shadow-1)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;
  font-size:17px;font-weight:700;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-family:var(--font-mono);font-size:22px;line-height:1;
  color:var(--brand-500);transition:transform .2s ease-out;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{
  padding:0 22px 22px 25px;
  margin-left:3px;border-left:3px solid var(--brand-500);
  color:var(--ink-600);font-size:15px;line-height:1.85;
}

/* ---------- cta band ---------- */
.cta-band{background:var(--brand-900);color:#fff;padding:96px 0 72px}
.cta-band .cta-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);color:#fff;max-width:620px}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.76);max-width:620px;font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:72px 0 0;border-top:1px solid rgba(255,255,255,.1)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text span{color:rgba(255,255,255,.5)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;max-width:320px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;transition:color .18s ease-out}
.footer-col a:hover{color:var(--accent-500)}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom .mono{font-family:var(--font-mono)}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .hero-inner{gap:36px}
  .split{gap:40px}
}
@media (max-width:1023px){
  .hero{padding:60px 0 170px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{max-width:560px}
  .seg-nav{justify-content:flex-start}
  .grid-cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr);gap:18px}
  .steps::before{display:none}
  .split{grid-template-columns:1fr}
  .split-media{order:-1;max-width:620px;width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:64px 0}
  .section-tight{padding:56px 0}
  .seg-nav,.header-actions .icon-btn.search{display:none}
  .menu-toggle{display:grid}
  .header-actions{margin-left:auto}
  .header-inner{height:66px}
  .steps{grid-template-columns:1fr}
  .steps::before{
    display:block;top:6%;bottom:6%;left:23px;right:auto;width:0;height:auto;
    border-top:0;border-left:2px dashed rgba(18,140,104,.35);
  }
  .step-card{padding-left:64px}
  .grid-cards{grid-template-columns:1fr}
  .cases{grid-template-columns:1fr}
  .case-card:nth-child(2){transform:none}
  .entry-row{grid-template-columns:1fr auto;gap:16px}
  .entry-idx{display:none}
  .hero{padding:52px 0 150px}
  .trust-row{gap:24px}
  .cta-band{padding:64px 0 56px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start;text-align:left}
}
@media (max-width:520px){
  .hero h1{font-size:30px}
  .hero-cta .btn{width:100%}
  .cta-actions .btn{width:100%}
  .trust-row{gap:18px 28px}
  .trust-item b{font-size:21px}
  .case-card,.step-card{padding:22px}
  .step-card{padding-left:60px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --brand-500:#128C68;
  --brand-700:#0E5C46;
  --brand-900:#0B1F1A;
  --brand-100:#E3F3EC;
  --accent-500:#FF6A2B;
  --accent-600:#E85A1E;
  --signal:#CBF24A;
  --bg:#F6F8F6;
  --card:#FFFFFF;
  --ink-900:#12201B;
  --ink-600:#55665E;
  --line:#DCE5DF;
  --error:#D64545;
  --r-card:14px;
  --r-img:18px;
  --r-input:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,31,26,.06);
  --sh-2:0 10px 26px rgba(11,31,26,.10);
  --container:1200px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,106,43,.35);outline-offset:2px;border-radius:6px}
.mono{font-family:var(--mono)}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-inline:24px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);
  font-weight:700;font-size:15px;line-height:1;
  padding:15px 26px;
  border:1px solid transparent;
  transition:transform .18s ease-out,background-color .18s ease-out,box-shadow .18s ease-out,color .18s ease-out,border-color .18s ease-out;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 6px 16px rgba(255,106,43,.24)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,106,43,.30)}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:var(--brand-500)}
.btn-ghost:hover{background:var(--brand-100);transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-outline-light:hover{background:rgba(255,255,255,.10);border-color:#fff;transform:translateY(-2px)}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-lg{padding:18px 34px;font-size:16px}
.btn[disabled],.btn.is-disabled{opacity:.6;pointer-events:none}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,248,246,.94);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease-out,background-color .2s ease-out,border-color .2s ease-out;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 6px 18px rgba(11,31,26,.07)}
.nav-inner{
  position:relative;
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:20px;
  padding-block:16px;
  transition:padding .2s ease-out;
}
.site-header.is-scrolled .nav-inner{padding-block:10px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  position:relative;flex:0 0 auto;width:36px;height:36px;border-radius:50%;
  border:3px solid var(--brand-500);
  background:radial-gradient(circle at 30% 30%,rgba(203,242,74,.35),transparent 62%);
}
.brand-mark::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:12px;margin:-6px 0 0 -6px;border-radius:50%;background:var(--accent-500)}
.brand-text b{display:block;font-size:16px;font-weight:800;letter-spacing:-.02em;line-height:1.15}
.brand-text span{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-600)}
.seg-nav{
  justify-self:center;
  display:flex;flex-wrap:nowrap;gap:6px;
  padding:5px;
  background:rgba(18,140,104,.06);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.seg-nav::-webkit-scrollbar{display:none}
.seg-nav a{
  flex:0 0 auto;
  padding:9px 18px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--ink-600);
  border:1px solid transparent;
  transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out;
}
.seg-nav a:hover{background:#fff;color:var(--brand-700);border-color:var(--line)}
.seg-nav a.active{background:var(--brand-500);color:#fff;border-color:var(--brand-500);box-shadow:0 6px 14px rgba(18,140,104,.24)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-slot{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink-600);cursor:pointer;
  transition:color .18s ease-out,border-color .18s ease-out,transform .18s ease-out;
}
.icon-slot:hover{color:var(--brand-500);border-color:var(--brand-500);transform:translateY(-2px)}
.nav-toggle{display:none;position:relative;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:50%;width:16px;height:2px;border-radius:2px;background:var(--ink-900);
  transition:transform .2s ease-out,background-color .2s ease-out,top .2s ease-out;
}
.nav-toggle span{top:50%;margin-top:-1px;transform:translateX(-50%)}
.nav-toggle span::before{top:-6px;transform:translateX(-50%)}
.nav-toggle span::after{top:6px;transform:translateX(-50%)}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{top:0;transform:translateX(-50%) rotate(45deg)}
.nav-toggle.open span::after{top:0;transform:translateX(-50%) rotate(-45deg)}

/* ============ 面包屑 & 简版首屏 ============ */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-600);padding-top:28px}
.breadcrumb a:hover{color:var(--brand-700)}
.breadcrumb .sep{color:#9fb0a7}
.breadcrumb .current{color:var(--ink-600)}
.page-hero{
  position:relative;
  background:linear-gradient(180deg,#EFF6F1 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
  padding-bottom:72px;
}
.page-hero::before{
  content:"";position:absolute;left:-140px;bottom:-180px;width:420px;height:420px;border-radius:50%;
  border:2px dashed rgba(18,140,104,.14);
}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center;padding-top:32px;position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--brand-100);border:1px solid rgba(18,140,104,.18);
  color:var(--brand-700);font-size:13px;font-weight:500;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500)}
.page-hero h1{
  margin:20px 0 0;
  font-size:clamp(32px,4vw,50px);
  line-height:1.15;
  letter-spacing:-.02em;
}
.hero-sub{margin-top:18px;font-size:17px;color:var(--ink-600);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-points{display:flex;flex-wrap:wrap;gap:36px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.hero-points li{display:flex;flex-direction:column;gap:2px}
.hero-points b{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--brand-700);letter-spacing:-.02em}
.hero-points span{font-size:13px;color:var(--ink-600)}
.hero-media{position:relative;height:240px;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-2)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(11,31,26,.72),rgba(14,92,70,.36));
}
.hero-media::before{
  content:"";position:absolute;right:-40px;bottom:-60px;width:220px;height:220px;border-radius:50%;
  border:2px solid rgba(203,242,74,.35);z-index:2;
}

/* ============ 板块通用 ============ */
.section{padding-block:96px}
.section-alt{background:var(--brand-100)}
.section-head{max-width:780px;margin-bottom:48px}
.section-head h2{font-size:clamp(24px,2.6vw,34px)}
.section-head p{margin-top:14px;color:var(--ink-600);font-size:16px}
.lead{color:var(--ink-600);font-size:16px;margin-bottom:26px}

/* ============ 三步流程 ============ */
.step-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step-card{
  position:relative;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 24px 26px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.step-card::before{content:"";position:absolute;left:0;top:0;height:3px;width:56px;border-radius:14px 0 6px 0;background:var(--brand-500)}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(18,140,104,.35)}
.step-card:not(:last-child)::after{
  content:"";position:absolute;top:64px;right:-24px;width:24px;height:0;
  border-top:2px dashed rgba(18,140,104,.45);
}
.step-num{font-family:var(--mono);font-size:34px;font-weight:700;color:var(--brand-500);letter-spacing:-.03em;line-height:1}
.step-card h3{font-size:19px;margin:16px 0 10px}
.step-card p{color:var(--ink-600);font-size:15px}
.step-tip{display:inline-block;margin-top:16px;font-size:13px;color:var(--brand-700);background:var(--brand-100);border-radius:var(--r-pill);padding:5px 12px}

/* ============ 准备要点 ============ */
.split{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center}
.split-media{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-2);position:relative}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,31,26,0) 45%,rgba(11,31,26,.35))}
.split-body h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:16px}
.check-list{display:grid;gap:14px}
.check-list li{position:relative;padding-left:24px;color:var(--ink-600);font-size:15.5px}
.check-list li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--brand-500)}
.check-list li b{color:var(--ink-900);font-weight:700}

/* ============ 常见卡点 ============ */
.trouble-list{display:grid;gap:16px}
.trouble-item{
  display:grid;grid-template-columns:72px minmax(0,1fr);gap:22px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.trouble-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(18,140,104,.35)}
.trouble-num{font-family:var(--mono);font-size:22px;font-weight:700;color:var(--accent-500);line-height:1.4}
.trouble-item h3{font-size:18px;margin-bottom:8px}
.trouble-item p{color:var(--ink-600);font-size:15px}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-left:3px solid transparent;
  border-radius:var(--r-card);padding:0 24px;box-shadow:var(--sh-1);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.faq-item[open]{border-left-color:var(--brand-500);box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item h3{font-size:17px;font-weight:700;line-height:1.5}
.faq-icon{position:relative;flex:0 0 auto;width:24px;height:24px;border-radius:50%;background:var(--brand-100);transition:transform .2s ease-out,background-color .2s ease-out}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);border-radius:2px}
.faq-icon::before{width:10px;height:2px;transform:translate(-50%,-50%)}
.faq-icon::after{width:2px;height:10px;transform:translate(-50%,-50%)}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--accent-500)}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:#fff}
.faq-body{border-top:1px dashed var(--line);padding:4px 0 22px}
.faq-body p{margin-top:14px;color:var(--ink-600);font-size:15.5px}

/* ============ CTA ============ */
.cta-band{position:relative;overflow:hidden;background:var(--brand-900);color:#fff;padding-block:96px 72px}
.cta-band::before{
  content:"";position:absolute;right:-140px;top:-160px;width:460px;height:460px;border-radius:50%;
  border:2px dashed rgba(203,242,74,.14);
}
.cta-band::after{
  content:"";position:absolute;left:-120px;bottom:-200px;width:360px;height:360px;border-radius:50%;
  border:2px solid rgba(255,255,255,.06);
}
.cta-inner{position:relative;z-index:2;max-width:720px}
.cta-inner h2{font-size:clamp(24px,2.6vw,34px);color:#fff}
.cta-inner p{margin-top:16px;color:rgba(255,255,255,.75);font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding-top:72px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text span{color:rgba(255,255,255,.5)}
.footer-brand .brand-mark{border-color:rgba(255,255,255,.85)}
.footer-brand p{font-size:14px;line-height:1.8;max-width:340px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;transition:color .18s ease-out}
.footer-col a:hover{color:var(--accent-500)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-block:20px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-grid{gap:36px}
}
@media (max-width:1023px){
  .nav-inner{grid-template-columns:auto minmax(0,1fr) auto;gap:14px}
  .seg-nav{justify-self:stretch;overflow-x:auto}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media{height:220px}
  .split{grid-template-columns:1fr;gap:36px}
  .step-list{grid-template-columns:1fr;gap:18px}
  .step-card:not(:last-child)::after{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding-inline:18px}
  .nav-inner{grid-template-columns:auto auto;justify-content:space-between}
  .nav-toggle{display:inline-flex}
  .icon-slot{display:none}
  .seg-nav{
    position:absolute;top:calc(100% + 1px);left:0;right:0;
    display:none;flex-direction:column;gap:4px;
    background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;
    padding:10px 14px 16px;box-shadow:var(--sh-2);
  }
  .seg-nav.open{display:flex}
  .seg-nav a{width:100%;padding:13px 16px;border-radius:12px;text-align:left}
  .seg-nav a.active{box-shadow:none}
  .section{padding-block:64px}
  .section-head{margin-bottom:32px}
  .hero-points{gap:24px;margin-top:30px}
  .page-hero{padding-bottom:56px}
  .cta-band{padding-block:72px 56px}
  .trouble-item{grid-template-columns:1fr;gap:8px;padding:22px 20px}
  .faq-item{padding:0 18px}
  .faq-item h3{font-size:16px}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
}
@media (max-width:520px){
  .brand-text span{display:none}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
  .cta-actions .btn{flex:1 1 auto;justify-content:center}
  .page-hero h1{font-size:28px}
  .hero-media{height:180px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --brand-500:#128C68;
  --brand-600:#0F7458;
  --brand-700:#0E5C46;
  --brand-900:#0B1F1A;
  --brand-100:#E3F3EC;
  --brand-150:#D2EADE;
  --accent-500:#FF6A2B;
  --accent-600:#E85A1C;
  --signal:#CBF24A;
  --bg:#F6F8F6;
  --card:#FFFFFF;
  --ink-900:#12201B;
  --ink-600:#55665E;
  --line:#DCE5DF;
  --danger:#D64545;
  --radius-card:14px;
  --radius-img:16px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06);
  --shadow-2:0 10px 26px rgba(11,31,26,.10);
  --container:1200px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink-900);
  font-family:var(--font);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse}
:focus-visible{outline:3px solid rgba(255,106,43,.35);outline-offset:2px;border-radius:8px}
::selection{background:var(--brand-150);color:var(--brand-900)}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand-900);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0}

/* ---------- 顶栏 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);transition:box-shadow .2s ease-out,background .2s ease-out}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(11,31,26,.08)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:76px;padding:10px 0;transition:min-height .2s ease-out}
.site-header.is-scrolled .header-inner{min-height:66px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{position:relative;width:34px;height:34px;border-radius:50%;background:linear-gradient(140deg,var(--brand-500),var(--brand-700));flex:none;box-shadow:var(--shadow-1)}
.brand-mark::before{content:"";position:absolute;inset:7px;border:2px solid rgba(255,255,255,.82);border-radius:50%;border-right-color:transparent;border-bottom-color:transparent;transform:rotate(35deg)}
.brand-mark::after{content:"";position:absolute;right:4px;top:4px;width:7px;height:7px;border-radius:50%;background:var(--signal)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:.2px}
.brand-text span{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-600)}
.seg-nav{display:flex;align-items:center;gap:8px;margin:0 auto}
.seg-nav a{
  display:inline-block;padding:8px 16px;border-radius:999px;font-size:14.5px;
  color:var(--ink-600);border:1px solid var(--line);background:transparent;
  white-space:nowrap;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out
}
.seg-nav a:hover{background:var(--brand-100);color:var(--brand-700);border-color:var(--brand-150);transform:translateY(-1px)}
.seg-nav a.active{background:var(--brand-500);color:#fff;border-color:var(--brand-500)}
.seg-nav a.active:hover{background:var(--brand-600);border-color:var(--brand-600);transform:none}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:none}
.icon-btn{width:40px;height:40px;border-radius:999px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--ink-600);transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out}
.icon-btn:hover{background:var(--brand-100);color:var(--brand-700);border-color:var(--brand-150)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform .2s ease-out,opacity .2s ease-out}
.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)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 6px 16px rgba(255,106,43,.24)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,106,43,.30)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{border-color:var(--brand-500);color:var(--brand-700);background:transparent}
.btn-ghost:hover{background:var(--brand-100);transform:translateY(-2px)}
.btn-light{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn[disabled],.btn.is-disabled{opacity:.6;pointer-events:none}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  background:var(--brand-100);color:var(--brand-700);border:1px solid var(--brand-150);
  font-size:13px;font-weight:500;white-space:nowrap
}
.chip-dark{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.20);color:#E9F6EF}

/* ---------- 文章头部 ---------- */
.article-hero{position:relative;background:var(--brand-900);color:#fff;padding:44px 0 92px;overflow:hidden}
.article-hero::before{
  content:"";position:absolute;left:-14%;right:-14%;bottom:-120px;height:320px;border-radius:50%;
  border:1px solid rgba(255,255,255,.08);pointer-events:none
}
.article-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:64px;background:var(--bg);
  border-radius:100% 100% 0 0 / 64px 64px 0 0
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:4px;font-size:13.5px;color:rgba(255,255,255,.62);margin-bottom:22px}
.breadcrumb li{display:flex;align-items:center}
.breadcrumb li::after{content:"›";margin:0 9px;color:rgba(255,255,255,.32)}
.breadcrumb li:last-child::after{display:none}
.breadcrumb a{color:rgba(255,255,255,.80);transition:color .18s ease-out}
.breadcrumb a:hover{color:var(--accent-500)}
.breadcrumb .current{color:rgba(255,255,255,.58);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);color:#E9F6EF;font-size:13px;margin-bottom:18px}
.eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--signal);display:inline-block}
.article-hero h1{font-size:clamp(26px,3.6vw,44px);line-height:1.22;font-weight:800;letter-spacing:.2px;max-width:920px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:22px;font-size:13.5px;color:rgba(255,255,255,.68)}
.article-meta .sep{width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,.35)}

/* ---------- 正文 ---------- */
.article-main{padding:56px 0 96px}
.article-body{
  max-width:820px;margin:0 auto;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:48px;box-shadow:var(--shadow-1)
}
.article-content{font-size:16.5px;line-height:1.9;color:var(--ink-900);word-wrap:break-word}
.article-content p{margin:0 0 1.15em}
.article-content h2{position:relative;font-size:clamp(20px,2.2vw,26px);line-height:1.38;font-weight:800;margin:40px 0 16px;padding-left:16px}
.article-content h2::before{content:"";position:absolute;left:0;top:.22em;width:4px;height:1em;border-radius:2px;background:var(--brand-500)}
.article-content h3{font-size:20px;line-height:1.45;font-weight:700;margin:30px 0 12px}
.article-content h4{font-size:17px;font-weight:700;margin:22px 0 10px;color:var(--brand-700)}
.article-content ul,.article-content ol{margin:0 0 1.15em}
.article-content li{position:relative;padding-left:22px;margin-bottom:9px}
.article-content ul>li::before{content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--brand-500)}
.article-content ol{counter-reset:item}
.article-content ol>li::before{counter-increment:item;content:counter(item);position:absolute;left:0;top:.28em;width:18px;height:18px;border-radius:6px;background:var(--brand-100);color:var(--brand-700);font-family:var(--mono);font-size:11.5px;line-height:18px;text-align:center;font-weight:700}
.article-content blockquote{margin:24px 0;padding:16px 20px;border-left:4px solid var(--brand-500);background:var(--brand-100);border-radius:0 12px 12px 0;color:var(--brand-900)}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:var(--radius-img);margin:22px 0;border:1px solid var(--line)}
.article-content figure{margin:22px 0}
.article-content figure img{margin:0 0 10px}
.article-content figcaption{font-size:13px;color:var(--ink-600);text-align:center;line-height:1.6}
.article-content a{color:var(--brand-700);text-decoration:underline;text-decoration-color:rgba(18,140,104,.35);text-underline-offset:3px}
.article-content a:hover{color:var(--accent-600);text-decoration-color:rgba(255,106,43,.5)}
.article-content strong{font-weight:700;color:var(--brand-900)}
.article-content hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.article-content table{width:100%;margin:22px 0;font-size:15px;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.article-content th,.article-content td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
.article-content th{background:var(--brand-100);color:var(--brand-900);font-weight:700}
.article-content tbody tr:nth-child(even){background:#FAFCFB}
.article-content code{font-family:var(--mono);font-size:.92em;background:#F1F5F2;border:1px solid var(--line);border-radius:6px;padding:2px 6px}
.article-content pre{background:#0F1F1A;color:#E6F3EC;border-radius:12px;padding:18px 20px;overflow-x:auto;font-family:var(--mono);font-size:14px;line-height:1.7;margin:22px 0}
.article-content pre code{background:none;border:0;padding:0;color:inherit}

/* 正文内 CTA 卡 */
.inline-cta{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin:34px 0 0;padding:22px 24px;border-radius:var(--radius-card);
  background:var(--brand-100);border:1px solid var(--brand-150)
}
.inline-cta p{margin:0;font-size:15px;color:var(--brand-900);max-width:520px;line-height:1.7}
.inline-cta b{display:block;font-size:16.5px;font-weight:800;margin-bottom:4px}

.tag-list{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.tag-list .label{font-size:13px;color:var(--ink-600);margin-right:4px}
.tag{padding:6px 14px;border-radius:999px;background:var(--brand-100);border:1px solid var(--brand-150);color:var(--brand-700);font-size:13.5px;transition:background .18s ease-out,color .18s ease-out,transform .18s ease-out}
.tag:hover{background:var(--brand-500);color:#fff;transform:translateY(-2px)}

/* 空状态 */
.empty-state{
  border:1.5px dashed var(--line);border-radius:var(--radius-card);background:#FBFDFC;
  padding:56px 24px;text-align:center
}
.empty-state .icon{width:54px;height:54px;border-radius:16px;background:var(--brand-100);color:var(--brand-700);display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px}
.empty-state h2{font-size:20px;font-weight:800;margin-bottom:8px}
.empty-state p{color:var(--ink-600);font-size:14.5px;margin-bottom:18px}

/* 翻页卡 */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:820px;margin:28px auto 0}
.pager-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px 20px;transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out
}
.pager-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--brand-150)}
.pager-card .dir{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--brand-500);display:block;margin-bottom:8px}
.pager-card b{display:block;font-size:16px;font-weight:700;margin-bottom:6px}
.pager-card span.desc{font-size:13.5px;color:var(--ink-600);line-height:1.65}
.pager-card.next{text-align:right}

/* 相关推荐 */
.related{max-width:820px;margin:56px auto 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{font-size:clamp(20px,2.2vw,26px);font-weight:800;line-height:1.35}
.section-head .more{font-size:14px;color:var(--brand-700);border-bottom:1px solid rgba(18,140,104,.4);padding-bottom:2px;transition:color .18s ease-out,border-color .18s ease-out}
.section-head .more:hover{color:var(--accent-600);border-color:rgba(255,106,43,.5)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--brand-150)}
.card .cover{aspect-ratio:3/2;overflow:hidden;background:#EAF2ED}
.card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.card:hover .cover img{transform:scale(1.04)}
.card .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{font-size:16.5px;line-height:1.5;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card p{font-size:14px;color:var(--ink-600);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.card .meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--ink-600)}
.card .meta .time{font-family:var(--mono);font-variant-numeric:tabular-nums}
.back-row{max-width:820px;margin:34px auto 0;display:flex;justify-content:center}

/* ---------- 转化条 ---------- */
.cta-band{background:var(--brand-900);color:#fff;padding:72px 0}
.cta-band .inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(23px,2.6vw,32px);font-weight:800;line-height:1.3;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:560px;line-height:1.8}
.cta-band .actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.70);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:32px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text span{color:rgba(255,255,255,.45)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.2px}
.footer-col ul li{margin-bottom:11px;font-size:14px}
.footer-col a,.footer-col span{color:rgba(255,255,255,.68);transition:color .18s ease-out}
.footer-col a:hover{color:var(--accent-500)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.52)
}

/* ---------- 状态样式 ---------- */
.skeleton{background:linear-gradient(90deg,#EEF3F0 25%,#E4EBE7 37%,#EEF3F0 63%);background-size:400% 100%;animation:sk 1.4s ease infinite;border-radius:10px}
@keyframes sk{0%{background-position:100% 50%}100%{background-position:0 50%}}
.error-note{border:1px solid var(--danger);background:#FFF5F5;color:#8E2C2C;border-radius:var(--radius-input);padding:12px 16px;font-size:14px}

/* ---------- 移动抽屉 ---------- */
.drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:14px 0 20px}
.drawer.is-open{display:block}
.drawer ul{display:flex;flex-direction:column;gap:4px}
.drawer a{display:block;padding:12px 4px;font-size:15.5px;color:var(--ink-900);border-bottom:1px solid var(--line)}
.drawer a:hover{color:var(--brand-700)}
.drawer .drawer-cta{margin-top:16px;display:flex}

/* ---------- 响应式 ---------- */
@media (max-width:1120px){
  .brand-text b{font-size:16px}
  .seg-nav a{padding:7px 13px;font-size:14px}
}
@media (max-width:1023px){
  .header-inner{flex-wrap:wrap;gap:12px}
  .header-actions{margin-left:auto}
  .seg-nav{order:3;width:100%;margin:0;overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .seg-nav::-webkit-scrollbar{display:none}
  .header-actions .btn-sm{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .header-inner{min-height:64px;padding:8px 0}
  .seg-nav{display:none}
  .nav-toggle{display:flex}
  .brand-text b{font-size:15.5px}
  .brand-text span{font-size:9.5px;letter-spacing:.14em}
  .article-hero{padding:30px 0 76px}
  .article-hero::after{height:44px;border-radius:100% 100% 0 0 / 44px 44px 0 0}
  .article-hero h1{font-size:24px;line-height:1.3}
  .breadcrumb .current{max-width:170px}
  .article-main{padding:36px 0 64px}
  .article-body{padding:24px 20px;border-radius:12px}
  .article-content{font-size:16px;line-height:1.85}
  .article-content h2{margin-top:32px}
  .pager{grid-template-columns:1fr}
  .pager-card.next{text-align:left}
  .card-grid{grid-template-columns:1fr}
  .related{margin-top:44px}
  .cta-band{padding:56px 0}
  .cta-band .actions{width:100%}
  .cta-band .actions .btn{flex:1}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .inline-cta{padding:18px}
}
@media (max-width:520px){
  .article-hero h1{font-size:22px}
  .article-meta{gap:9px;font-size:12.5px}
  .btn{padding:12px 20px;font-size:14.5px}
  .card .body{padding:14px 16px 16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: category2 */
:root{
  --brand-500:#128C68;
  --brand-700:#0E5C46;
  --brand-900:#0B1F1A;
  --brand-100:#E3F3EC;
  --accent-500:#FF6A2B;
  --accent-600:#E4551A;
  --signal:#CBF24A;
  --bg:#F6F8F6;
  --card:#FFFFFF;
  --ink-900:#12201B;
  --ink-600:#55665E;
  --line:#DCE5DF;
  --err:#D64545;
  --radius:14px;
  --radius-lg:18px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06);
  --shadow-2:0 10px 26px rgba(11,31,26,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --mono:ui-monospace,Consolas,"SFMono-Regular",Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink-900);
  background:var(--bg);
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:3px solid rgba(255,106,43,.35);outline-offset:2px;border-radius:8px;}
::selection{background:var(--brand-100);color:var(--brand-700);}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.mono{font-family:var(--mono);letter-spacing:-.02em;}

/* ===== 头部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,248,246,.9);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),background .2s var(--ease);
}
.site-header.is-stuck{background:#fff;box-shadow:0 8px 24px rgba(11,31,26,.08);}
.header-inner{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:20px;
  min-height:74px;
  transition:min-height .2s var(--ease);
}
.site-header.is-stuck .header-inner{min-height:66px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:28px;height:28px;border-radius:50%;
  border:3px solid var(--brand-500);
  position:relative;flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;right:-2px;top:50%;
  width:9px;height:9px;border-radius:50%;
  background:var(--accent-500);transform:translate(50%,-50%);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:-.2px;color:var(--brand-900);}
.brand-text span{font-size:11px;color:var(--ink-600);letter-spacing:.14em;text-transform:uppercase;}

.seg-nav{
  display:flex;align-items:center;justify-content:center;gap:8px;
  min-width:0;overflow-x:auto;scrollbar-width:none;
  padding:6px 2px;
}
.seg-nav::-webkit-scrollbar{display:none;}
.seg-nav a{
  flex:0 0 auto;
  padding:8px 16px;border-radius:999px;
  border:1px solid var(--line);
  font-size:14px;font-weight:500;color:var(--ink-600);
  white-space:nowrap;
  transition:background .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease),transform .16s var(--ease);
}
.seg-nav a:hover{background:var(--brand-100);border-color:var(--brand-500);color:var(--brand-700);}
.seg-nav a.active{background:var(--brand-500);border-color:var(--brand-500);color:#fff;box-shadow:0 6px 16px rgba(18,140,104,.24);}

.header-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand-900);position:relative;border-radius:2px;}
.nav-toggle span::before,
.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand-900);border-radius:2px;transition:transform .2s var(--ease);}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 0 22px;}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:block;padding:13px 0;font-size:15px;font-weight:500;
  color:var(--ink-900);border-bottom:1px solid var(--line);
}
.mobile-drawer a.active{color:var(--brand-700);font-weight:700;}
.mobile-drawer .drawer-cta{margin-top:16px;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .16s var(--ease),box-shadow .16s var(--ease),background .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
  white-space:nowrap;
}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 6px 16px rgba(255,106,43,.26);}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-2px);box-shadow:0 12px 24px rgba(255,106,43,.3);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--brand-700);border:1px solid var(--brand-500);}
.btn-ghost:hover{background:var(--brand-100);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--brand-900);border:1px solid rgba(255,255,255,.7);}
.btn-light:hover{background:var(--brand-100);transform:translateY(-2px);}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--brand-100);color:var(--brand-700);
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500);}

/* ===== 内页首屏 ===== */
.page-hero{
  padding:56px 0 48px;
  background:
    radial-gradient(900px 380px at 88% -10%,rgba(18,140,104,.14),transparent 70%),
    linear-gradient(180deg,#EDF6F1 0%,var(--bg) 100%);
}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-600);margin-bottom:18px;}
.breadcrumb a{color:var(--brand-700);font-weight:500;}
.breadcrumb a:hover{color:var(--accent-500);}
.breadcrumb .sep{color:#A9B8B1;}
.breadcrumb .current{color:#8C9C94;}
.page-hero h1{
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.6px;
  max-width:16em;
  margin-bottom:18px;
}
.page-hero .lede{
  font-size:17px;line-height:1.85;color:var(--ink-600);
  max-width:60ch;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}

/* 窄幅装饰条 */
.band{
  position:relative;
  height:220px;
  margin-top:44px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  box-shadow:var(--shadow-2);
}
.band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,31,26,.88) 0%,rgba(11,31,26,.55) 52%,rgba(11,31,26,.24) 100%);
}
.band-inner{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;gap:10px;padding:0 40px;color:#fff;}
.band-inner h2{font-size:clamp(20px,2.2vw,26px);font-weight:800;line-height:1.35;}
.band-inner p{font-size:14px;color:rgba(255,255,255,.82);max-width:44ch;}

/* ===== 板块标题 ===== */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{
  font-size:clamp(24px,2.6vw,34px);
  line-height:1.25;font-weight:800;letter-spacing:-.4px;
}
.section-head p{margin-top:12px;color:var(--ink-600);font-size:16px;max-width:62ch;}
.link-more{font-size:14px;font-weight:700;color:var(--brand-700);display:inline-flex;align-items:center;gap:6px;}
.link-more::after{content:"→";transition:transform .18s var(--ease);}
.link-more:hover{color:var(--accent-500);}
.link-more:hover::after{transform:translateX(4px);}

/* ===== 数据条 ===== */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.stat{
  position:relative;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px 22px;
  box-shadow:var(--shadow-1);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.stat::before{content:"";position:absolute;left:0;top:0;width:100%;height:2px;background:var(--brand-500);}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.stat .num{font-family:var(--mono);font-size:clamp(26px,3vw,38px);font-weight:700;color:var(--brand-700);line-height:1.1;}
.stat .num small{font-size:14px;font-weight:700;margin-left:4px;color:var(--brand-500);}
.stat .label{margin-top:10px;font-size:14px;color:var(--ink-600);}

/* ===== 场景 / 案例卡（两列错位） ===== */
.case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;}
.case-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 28px;box-shadow:var(--shadow-1);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.case-card .case-media{aspect-ratio:3/2;border-radius:var(--radius);overflow:hidden;margin-bottom:22px;background:var(--brand-100);}
.case-card .case-media img{width:100%;height:100%;object-fit:cover;}
.case-card .figure{font-family:var(--mono);font-size:clamp(30px,3.4vw,42px);font-weight:700;color:var(--brand-500);line-height:1;}
.case-card .figure small{font-size:14px;font-weight:700;color:var(--ink-600);margin-left:6px;font-family:inherit;}
.case-card blockquote{margin:16px 0 0;font-size:17px;line-height:1.75;font-weight:500;color:var(--ink-900);}
.case-card .source{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-600);}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--brand-100);border:1px solid var(--line);flex:0 0 auto;position:relative;}
.avatar::after{content:"";position:absolute;inset:9px;border-radius:50%;background:var(--brand-500);opacity:.45;}
@media (min-width:768px){
  .case-grid .case-card:nth-child(2){margin-top:46px;}
}

/* ===== 对比表 ===== */
.table-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.table-scroll{overflow-x:auto;}
table.cmp{min-width:720px;font-size:15px;}
table.cmp caption{
  text-align:left;padding:22px 24px 0;font-size:14px;color:var(--ink-600);
}
table.cmp th,table.cmp td{padding:16px 24px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;}
table.cmp thead th{background:var(--brand-100);color:var(--brand-700);font-size:14px;font-weight:700;white-space:nowrap;}
table.cmp tbody tr:last-child td{border-bottom:0;}
table.cmp tbody tr:hover{background:#FAFCFA;}
table.cmp td:first-child{font-weight:700;color:var(--brand-900);white-space:nowrap;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  background:var(--brand-100);color:var(--brand-700);
  font-size:12px;font-weight:700;
}

/* ===== 清单模块 ===== */
.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.check-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-1);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#BFDCD1;}
.check-card .idx{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--brand-500);letter-spacing:.08em;}
.check-card h3{font-size:18px;font-weight:700;margin:12px 0 10px;line-height:1.4;}
.check-card p{font-size:14px;color:var(--ink-600);line-height:1.8;}
.check-list{margin-top:16px;display:grid;gap:10px;}
.check-list li{position:relative;padding-left:20px;font-size:14px;color:var(--ink-600);}
.check-list li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:8px;height:8px;border-radius:2px;background:var(--brand-500);
}

/* ===== 步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;position:relative;}
.step{
  position:relative;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-1);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.step .step-num{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--brand-500);}
.step h3{font-size:18px;font-weight:700;margin:12px 0 8px;}
.step p{font-size:14px;color:var(--ink-600);line-height:1.8;}
@media (min-width:768px){
  .step:not(:last-child)::after{
    content:"";position:absolute;right:-14px;top:44px;
    width:24px;border-top:2px dashed #BFDCD1;
  }
}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:920px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.faq-item[open]{border-color:#BFDCD1;box-shadow:var(--shadow-2);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:17px;font-weight:700;line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;
  font-size:22px;font-weight:400;line-height:1;
  color:var(--brand-500);
  transition:transform .2s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .faq-body{
  margin:0 22px 20px 22px;
  padding-left:18px;
  border-left:3px solid var(--brand-500);
  font-size:15px;color:var(--ink-600);line-height:1.9;
}

/* ===== CTA 条 ===== */
.cta-band{
  background:
    radial-gradient(700px 300px at 92% 12%,rgba(203,242,74,.16),transparent 68%),
    var(--brand-900);
  border-radius:24px;
  padding:56px 44px;
  color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:800;line-height:1.3;}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.78);font-size:15px;max-width:52ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ===== 页脚 ===== */
.site-footer{background:var(--brand-900);color:#B9C9C2;padding:72px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:36px;}
.site-footer .brand-text b{color:#fff;}
.site-footer .brand-text span{color:#7E948C;}
.site-footer .brand-mark{border-color:#4FBF9B;}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:#9FB3AB;max-width:36ch;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:#B9C9C2;transition:color .16s var(--ease);}
.footer-col a:hover{color:var(--accent-500);}
.footer-bottom{
  margin-top:52px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#8FA49C;
}
.footer-bottom .mono{color:#7E948C;}

/* ===== 响应式 ===== */
@media (max-width:1023px){
  .header-inner{grid-template-columns:auto 1fr auto;}
  .seg-nav{justify-content:flex-start;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .check-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
  .section{padding:76px 0;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .seg-nav{display:none;}
  .header-right .btn-primary{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{min-height:66px;}
  .page-hero{padding:38px 0 34px;}
  .band{height:190px;margin-top:30px;}
  .band-inner{padding:0 22px;}
  .section{padding:64px 0;}
  .section--tight{padding:52px 0;}
  .section-head{margin-bottom:28px;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .stat{padding:20px 16px 18px;}
  .case-grid{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .step:not(:last-child)::after{display:none;}
  .cta-band{padding:38px 24px;border-radius:20px;}
  .faq-item summary{padding:16px 18px;font-size:16px;}
  .faq-item .faq-body{margin:0 18px 18px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .site-footer{margin-top:64px;padding-top:56px;}
  .footer-bottom{margin-top:36px;}
}
@media (max-width:420px){
  .brand-text b{font-size:15px;}
  .brand-text span{font-size:10px;}
  .stats{grid-template-columns:1fr;}
  .btn{padding:12px 20px;font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category3 */
:root{
  --brand-500:#128C68;
  --brand-700:#0E5C46;
  --brand-900:#0B1F1A;
  --accent-500:#FF6A2B;
  --accent-600:#E85A1D;
  --brand-100:#E3F3EC;
  --signal:#CBF24A;
  --bg:#F6F8F6;
  --card:#FFFFFF;
  --ink-900:#12201B;
  --ink-600:#55665E;
  --line:#DCE5DF;
  --error:#D64545;
  --radius-card:14px;
  --radius-img:16px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06);
  --shadow-2:0 10px 26px rgba(11,31,26,.10);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  color:var(--ink-900);
  background:var(--bg);
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .18s ease-out;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(255,106,43,.35);outline-offset:2px;border-radius:8px;}
.mono{font-family:ui-monospace,Consolas,"Courier New",monospace;font-variant-numeric:tabular-nums;}

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

/* 头部与导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,248,246,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.site-header.is-stuck{background:#fff;border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(11,31,26,.08);}
.header-inner{display:flex;align-items:center;gap:20px;height:76px;transition:height .2s ease-out;}
.site-header.is-stuck .header-inner{height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  position:relative;width:32px;height:32px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;border:2px solid #fff;border-radius:50%;
  border-bottom-color:transparent;border-left-color:transparent;transform:rotate(24deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:.2px;}
.brand-text span{font-size:10px;letter-spacing:1.6px;text-transform:uppercase;color:var(--ink-600);}
.seg-nav{
  display:flex;align-items:center;gap:6px;margin:0 auto;padding:5px;
  background:#fff;border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow-1);
}
.seg-nav a{
  padding:8px 16px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--ink-600);white-space:nowrap;border:1px solid transparent;
  transition:background .18s ease-out,color .18s ease-out,transform .18s ease-out;
}
.seg-nav a:hover{color:var(--brand-700);background:var(--brand-100);}
.seg-nav a.active{background:var(--brand-500);color:#fff;font-weight:700;box-shadow:0 4px 14px rgba(18,140,104,.28);}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.menu-toggle{
  display:none;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;
  transition:background .18s ease-out;
}
.menu-toggle:hover{background:var(--brand-100);}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform .2s ease-out,opacity .2s ease-out;}
.menu-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.menu-toggle.is-open span:nth-child(2){opacity:0;}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-drawer{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 0 18px;}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{display:block;padding:13px 2px;font-size:15px;color:var(--ink-600);border-bottom:1px solid var(--line);}
.mobile-drawer a:hover{color:var(--brand-700);}
.mobile-drawer a.active{color:var(--brand-700);font-weight:700;}
.mobile-drawer .drawer-cta{margin-top:16px;border-bottom:0;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-size:15px;font-weight:700;padding:13px 26px;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out,color .18s ease-out;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 6px 18px rgba(255,106,43,.28);}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,106,43,.32);}
.btn-ghost{border:1px solid var(--brand-500);color:var(--brand-700);background:transparent;}
.btn-ghost:hover{background:var(--brand-100);transform:translateY(-2px);}
.btn-light{border:1px solid rgba(255,255,255,.55);color:#fff;background:transparent;}
.btn-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.6;pointer-events:none;}

/* 页面首屏 */
.page-hero{position:relative;background:linear-gradient(180deg,var(--brand-100) 0%,#fff 82%);border-bottom:1px solid var(--line);overflow:hidden;}
.hero-band{
  height:148px;
  background-image:linear-gradient(90deg,rgba(11,31,26,.88),rgba(14,92,70,.62)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center 40%;
}
.hero-body{padding-top:34px;padding-bottom:56px;position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-600);margin-bottom:18px;}
.breadcrumb a{color:var(--ink-600);}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb .current{color:#8b9a93;}
.page-hero h1{font-size:clamp(30px,4.2vw,46px);font-weight:800;line-height:1.22;letter-spacing:-.5px;max-width:860px;}
.hero-sub{margin-top:16px;font-size:17px;line-height:1.8;color:var(--ink-600);max-width:720px;}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-facts li{
  display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:8px 18px;font-size:14px;color:var(--ink-600);box-shadow:var(--shadow-1);
}
.hero-facts b{font-size:16px;color:var(--brand-700);font-weight:700;}

/* 板块 */
.section{padding:96px 0;}
.section-tight{padding:64px 0;}

/* 问答布局 */
.faq-layout{display:grid;grid-template-columns:264px 1fr;gap:48px;align-items:start;}
.faq-side{position:sticky;top:100px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-1);}
.side-card h4{font-size:15px;font-weight:800;margin-bottom:14px;}
.side-card nav a{
  display:block;padding:10px 12px;border-radius:10px;font-size:14px;color:var(--ink-600);
  border-left:3px solid transparent;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.side-card nav a:hover{background:var(--brand-100);color:var(--brand-700);}
.side-card nav a.is-active{background:var(--brand-100);color:var(--brand-700);border-left-color:var(--accent-500);font-weight:700;}
.side-note{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;line-height:1.7;color:var(--ink-600);}

/* 引导卡 */
.intro-card{
  display:grid;grid-template-columns:220px 1fr;gap:26px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);margin-bottom:52px;
}
.intro-card img{border-radius:12px;width:100%;aspect-ratio:3/2;object-fit:cover;}
.intro-card h2{font-size:22px;font-weight:800;line-height:1.35;margin-bottom:6px;}
.intro-card p{font-size:15px;color:var(--ink-600);}
.check-list{margin-top:14px;}
.check-list li{position:relative;padding-left:22px;font-size:15px;color:var(--ink-600);margin-top:8px;}
.check-list li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;background:var(--brand-500);}

/* 问答分组 */
.faq-group{margin-bottom:60px;scroll-margin-top:112px;}
.faq-group:last-child{margin-bottom:0;}
.group-head{display:flex;align-items:center;gap:14px;margin-bottom:10px;}
.group-num{
  font-family:ui-monospace,Consolas,monospace;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--brand-700);background:var(--brand-100);border-radius:999px;padding:5px 13px;flex-shrink:0;
}
.group-head h2{font-size:clamp(22px,2.4vw,28px);font-weight:800;line-height:1.3;}
.group-desc{font-size:15px;color:var(--ink-600);margin-bottom:22px;}
.faq-list{margin-top:6px;}

/* 手风琴 */
.acc{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:box-shadow .2s ease-out,transform .2s ease-out,border-color .2s ease-out;
}
.acc + .acc{margin-top:12px;}
.acc:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.acc.is-open{border-color:rgba(18,140,104,.4);box-shadow:var(--shadow-2);}
.acc-q{margin:0;font-size:17px;font-weight:700;line-height:1.5;}
.acc-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;
  text-align:left;padding:18px 20px;font:inherit;color:var(--ink-900);
}
.acc-icon{position:relative;flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--brand-100);transition:background .18s ease-out;}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .2s ease-out,opacity .2s ease-out;
}
.acc-icon::before{width:12px;height:2px;}
.acc-icon::after{width:2px;height:12px;}
.acc.is-open .acc-icon{background:var(--brand-500);}
.acc.is-open .acc-icon::before{background:#fff;}
.acc.is-open .acc-icon::after{background:#fff;transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .3s ease-out;}
.acc-body{
  margin:0 20px 20px;padding:2px 0 2px 18px;border-left:3px solid var(--brand-500);
  font-size:15.5px;line-height:1.85;color:var(--ink-600);
}

/* 底部 CTA */
.cta-band{position:relative;background:linear-gradient(118deg,var(--brand-900) 0%,var(--brand-700) 100%);color:#fff;padding:96px 0 72px;overflow:hidden;}
.cta-band::after{
  content:"";position:absolute;left:-160px;bottom:-220px;width:460px;height:460px;border-radius:50%;
  border:2px solid rgba(255,255,255,.10);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(24px,2.8vw,34px);font-weight:800;line-height:1.3;}
.cta-inner p{margin-top:14px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.78);max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* 页脚 */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.74);padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand .brand-text b{color:#fff;}
.footer-brand .brand-text span{color:rgba(255,255,255,.5);}
.footer-brand p{font-size:14px;line-height:1.85;max-width:340px;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-col li{margin-bottom:11px;font-size:14px;}
.footer-col a{color:rgba(255,255,255,.72);}
.footer-col a:hover{color:var(--accent-500);}
.footer-col span{color:rgba(255,255,255,.6);}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* 响应式 */
@media (max-width:1279px){
  .faq-layout{grid-template-columns:240px 1fr;gap:36px;}
}
@media (max-width:1023px){
  .header-inner{height:70px;gap:14px;}
  .seg-nav{overflow-x:auto;max-width:100%;scrollbar-width:none;}
  .seg-nav::-webkit-scrollbar{display:none;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .faq-side{position:static;}
  .section{padding:72px 0;}
  .cta-band{padding:72px 0 56px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .seg-nav{display:none;}
  .menu-toggle{display:flex;}
  .header-actions .btn-sm{display:none;}
  .hero-band{height:120px;}
  .hero-body{padding-top:26px;padding-bottom:42px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .hero-facts{gap:10px;}
  .hero-facts li{padding:7px 14px;font-size:13px;}
  .section{padding:64px 0;}
  .intro-card{grid-template-columns:1fr;gap:18px;padding:16px;margin-bottom:40px;}
  .acc-head{padding:16px;font-size:16px;}
  .acc-body{margin:0 16px 18px;font-size:15px;}
  .faq-group{margin-bottom:46px;}
  .cta-band{padding:64px 0 48px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:420px){
  .brand-text b{font-size:15px;}
  .brand-text span{font-size:9px;letter-spacing:1.2px;}
  .side-card{padding:18px;}
  .intro-card h2{font-size:20px;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}