/* roulang page: index */
:root{
  --green:#0F3D32;
  --green-2:#155A49;
  --orange:#F26B2E;
  --orange-2:#D9551C;
  --lime:#D9E64A;
  --bg:#F7F4EC;
  --dark:#0A1F1B;
  --surface:#FFFFFF;
  --border:#E4DED2;
  --text:#1B1F1D;
  --muted:#5D665F;
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --sh-s:0 4px 14px rgba(15,61,50,.06);
  --sh-m:0 10px 30px rgba(15,61,50,.08);
  --sh-l:0 18px 44px rgba(15,61,50,.14);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--text);line-height:1.35;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section-tight{padding:64px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--green);background:rgba(217,230,74,.35);
  border:1px solid rgba(15,61,50,.12);
  padding:6px 14px;border-radius:999px;
}
.eyebrow i{color:var(--orange)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:34px;margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16.5px}
.text-orange{color:var(--orange)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-s);
  font-weight:600;font-size:16px;border:1px solid transparent;
  transition:all .22s ease;cursor:pointer;
}
.btn i{transition:transform .22s ease}
.btn:hover i{transform:translateX(3px)}
.btn-primary{background:var(--green);color:#fff;box-shadow:var(--sh-m)}
.btn-primary:hover{background:var(--orange);color:#fff;box-shadow:0 12px 28px rgba(242,107,46,.28)}
.btn-outline{background:#fff;color:var(--green);border-color:var(--green)}
.btn-outline:hover{background:var(--green);color:#fff}
.btn-light{background:#fff;color:var(--green)}
.btn-light:hover{background:var(--orange);color:#fff}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost-light:hover{background:#fff;color:var(--green);border-color:#fff}
.btn-sm{padding:10px 20px;font-size:14.5px}
.btn-block{width:100%}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:8px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(255,255,255,.96);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.nav-wrap{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(140deg,var(--green),var(--green-2));
  color:var(--lime);font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-s);
}
.brand-text{font-weight:800;font-size:17.5px;color:var(--green);letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;padding:8px 12px;font-size:15px;font-weight:600;color:var(--muted);
  border-radius:8px;
}
.nav-link:hover{color:var(--green);background:rgba(15,61,50,.05)}
.nav-link.active{color:var(--green)}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;
  background:var(--orange);border-radius:3px;
}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:12px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:#fff;color:var(--green);
  align-items:center;justify-content:center;font-size:18px;cursor:pointer;
}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(960px 460px at 88% -12%,rgba(217,230,74,.28),transparent 62%),
    linear-gradient(180deg,#FFFDF7 0%,var(--bg) 100%);
  border-bottom:1px solid var(--border);
}
.hero-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:84px 20px 92px;
}
.hero-copy h1{font-size:50px;margin:20px 0 18px;line-height:1.2}
.hero-sub{font-size:18px;color:var(--muted);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:30px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:15px;color:var(--muted);font-weight:500}
.hero-points i{color:var(--orange);font-size:13px}
.hero-media{position:relative;min-height:400px}
.hero-media img{
  position:relative;z-index:3;width:100%;height:420px;object-fit:cover;
  border-radius:var(--r-l);box-shadow:var(--sh-l);
}
.hero-block{
  position:absolute;z-index:1;right:-26px;bottom:-30px;width:220px;height:220px;
  background:var(--green);border-radius:var(--r-l);opacity:.92;
}
.hero-lines{
  position:absolute;z-index:2;left:-30px;top:34px;width:170px;height:14px;
  background:var(--orange);border-radius:999px;transform:rotate(-14deg);
  box-shadow:0 14px 0 -4px rgba(242,107,46,.4),0 28px 0 -8px rgba(242,107,46,.2);
}
.hero-stat{
  position:absolute;z-index:4;left:-18px;bottom:26px;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-m);
  padding:16px 20px;box-shadow:var(--sh-m);min-width:186px;
}
.hero-stat strong{display:block;font-size:26px;color:var(--green);font-variant-numeric:tabular-nums}
.hero-stat span{font-size:13.5px;color:var(--muted)}

/* ---------- features ---------- */
.feature-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:52px;align-items:start}
.feature-aside{position:sticky;top:104px}
.feature-aside h2{font-size:32px;margin:18px 0 14px}
.feature-aside p{color:var(--muted);font-size:16.5px}
.feature-aside .aside-link{
  display:inline-flex;align-items:center;gap:8px;margin-top:22px;
  color:var(--green);font-weight:700;font-size:15.5px;border-bottom:2px solid var(--lime);padding-bottom:3px;
}
.feature-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.feature-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);
  padding:28px 26px;box-shadow:var(--sh-s);transition:all .25s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-m);border-color:rgba(15,61,50,.3)}
.feature-num{
  display:inline-block;font-size:14px;font-weight:800;color:var(--orange);
  font-variant-numeric:tabular-nums;letter-spacing:.06em;margin-bottom:14px;
}
.feature-card h3{font-size:20px;margin-bottom:10px}
.feature-card p{color:var(--muted);font-size:15.5px}
.feature-icon{
  width:44px;height:44px;border-radius:12px;background:rgba(15,61,50,.07);
  color:var(--green);display:flex;align-items:center;justify-content:center;
  font-size:18px;margin-bottom:16px;
}

/* ---------- scenes timeline ---------- */
.scenes{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;left:50%;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(15,61,50,.05),rgba(15,61,50,.22),rgba(15,61,50,.05));
}
.tl-item{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;margin-bottom:56px}
.tl-item:last-child{margin-bottom:0}
.tl-text{order:1}
.tl-item.reverse .tl-text{order:2}
.tl-item.reverse .tl-media{order:1}
.tl-media img{width:100%;height:300px;object-fit:cover;border-radius:var(--r-m);box-shadow:var(--sh-m)}
.tl-tag{
  display:inline-block;font-size:13px;font-weight:700;color:var(--green);
  background:rgba(217,230,74,.5);border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.tl-text h3{font-size:23px;margin-bottom:12px}
.tl-text p{color:var(--muted);font-size:16px}
.tl-dot{
  position:absolute;left:50%;width:14px;height:14px;border-radius:50%;
  background:var(--orange);border:3px solid #fff;box-shadow:0 0 0 3px rgba(242,107,46,.18);
  transform:translateX(-50%);
}

/* ---------- cases ---------- */
.case-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:26px;align-items:stretch}
.case-main{
  position:relative;border-radius:var(--r-l);overflow:hidden;min-height:400px;
  background:var(--green);color:#fff;display:flex;align-items:flex-end;
}
.case-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.case-main-body{position:relative;z-index:2;padding:38px}
.case-main-body h3{color:#fff;font-size:26px;margin-bottom:12px}
.case-main-body p{color:rgba(255,255,255,.86);font-size:16px;max-width:560px}
.case-side{display:grid;grid-template-rows:1fr 1fr;gap:26px}
.case-stat{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);
  padding:26px;box-shadow:var(--sh-s);display:flex;flex-direction:column;justify-content:center;
}
.case-stat strong{font-size:32px;color:var(--green);font-variant-numeric:tabular-nums;line-height:1.2}
.case-stat span{font-size:14.5px;color:var(--muted);margin-top:6px}
.case-quote{
  background:var(--dark);color:#fff;border-radius:var(--r-m);padding:26px;
  display:flex;flex-direction:column;justify-content:center;
}
.case-quote p{font-size:15.5px;color:rgba(255,255,255,.85)}
.case-quote cite{display:block;margin-top:14px;font-style:normal;font-size:13.5px;color:var(--lime)}

/* ---------- pricing ---------- */
.pricing{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:end}
.price-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);
  padding:32px 28px;box-shadow:var(--sh-s);transition:all .25s ease;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--sh-m)}
.price-card.featured{
  background:var(--green);color:#fff;border-color:var(--green);
  padding:44px 30px;box-shadow:var(--sh-l);
}
.price-card.featured h3,.price-card.featured .price-amount{color:#fff}
.price-card.featured .price-desc,.price-card.featured .price-list li{color:rgba(255,255,255,.85)}
.price-badge{
  display:inline-block;font-size:12.5px;font-weight:700;color:var(--green);
  background:var(--lime);border-radius:999px;padding:4px 12px;margin-bottom:14px;
}
.price-card h3{font-size:21px;margin-bottom:8px}
.price-desc{color:var(--muted);font-size:14.5px}
.price-amount{font-size:40px;font-weight:800;color:var(--green);margin:18px 0 4px;font-variant-numeric:tabular-nums}
.price-amount small{font-size:15px;font-weight:500;color:var(--muted)}
.price-list{margin:22px 0 26px}
.price-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--muted);padding:7px 0}
.price-list i{color:var(--orange);font-size:13px;margin-top:6px}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);
  overflow:hidden;box-shadow:var(--sh-s);transition:all .25s ease;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-m);border-color:rgba(15,61,50,.3)}
.news-card-lead{grid-column:span 2}
.news-thumb{display:block;overflow:hidden}
.news-thumb img{width:100%;height:196px;object-fit:cover;transition:transform .4s ease}
.news-card-lead .news-thumb img{height:280px}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.badge-soft{
  align-self:flex-start;font-size:12.5px;font-weight:700;color:var(--green);
  background:rgba(217,230,74,.5);border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.news-body h3{font-size:18.5px;margin-bottom:10px;line-height:1.5}
.news-card-lead .news-body h3{font-size:22px}
.news-body h3 a:hover{color:var(--green)}
.news-body p{color:var(--muted);font-size:15px;flex:1}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:14px;border-top:1px dashed var(--border);
  font-size:13.5px;color:var(--muted);
}
.news-meta .more{color:var(--orange);font-weight:700}
.news-meta .more:hover{color:var(--orange-2)}
.news-empty{
  text-align:center;background:var(--surface);border:1px dashed var(--border);
  border-radius:var(--r-m);padding:56px 24px;
}
.news-empty i{font-size:34px;color:var(--green);opacity:.5}
.news-empty p{margin:14px 0 20px;color:var(--muted)}

/* ---------- faq ---------- */
.faq{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.faq-list{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-m);
  margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(15,61,50,.45);box-shadow:var(--sh-s)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;
  padding:20px 24px;font-weight:700;font-size:17px;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-num{color:var(--orange);font-weight:800;font-size:14px;font-variant-numeric:tabular-nums;flex-shrink:0}
.faq-item summary .faq-caret{margin-left:auto;color:var(--muted);font-size:14px;transition:transform .25s ease}
.faq-item[open] summary .faq-caret{transform:rotate(180deg);color:var(--green)}
.faq-answer{padding:0 24px 22px 60px;color:var(--muted);font-size:15.5px}

/* ---------- cta ---------- */
.cta-band{background:var(--dark);color:#fff;border-radius:var(--r-l);padding:58px 52px;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  border-radius:50%;background:rgba(217,230,74,.14);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:32px;max-width:640px}
.cta-inner p{color:rgba(255,255,255,.78);margin-top:12px;font-size:16px;max-width:640px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--green);color:rgba(247,244,236,.82);padding:66px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px}
.site-footer p{font-size:14.5px;line-height:1.9}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:var(--lime)}
.footer-brand span{color:#fff;font-weight:800;font-size:17px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14.5px;color:rgba(247,244,236,.82)}
.footer-links a:hover{color:var(--lime)}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;margin-bottom:12px;align-items:flex-start}
.footer-contact i{color:var(--lime);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(247,244,236,.66);
}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .hero-copy h1{font-size:44px}
  .feature-layout{gap:40px}
}
@media (max-width:992px){
  .nav-toggle{display:flex}
  .main-nav{
    position:fixed;top:0;left:0;bottom:0;width:82%;max-width:340px;
    background:var(--green);flex-direction:column;align-items:stretch;
    gap:4px;padding:88px 22px 32px;margin-left:0;
    transform:translateX(-102%);transition:transform .3s ease;
    box-shadow:var(--sh-l);overflow-y:auto;z-index:1050;
  }
  .site-header.nav-open .main-nav{transform:translateX(0)}
  .nav-link{color:rgba(247,244,236,.9);padding:14px 12px;font-size:16px;border-radius:10px}
  .nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
  .nav-link.active{color:var(--lime);background:rgba(255,255,255,.08)}
  .nav-link.active::after{display:none}
  .nav-actions{margin-left:auto}
  .nav-actions .btn{display:none}
  .site-header.nav-open .nav-actions .btn{display:none}
  .hero-grid{grid-template-columns:1fr;gap:44px;padding:56px 20px 68px}
  .hero-media{min-height:auto}
  .hero-media img{height:320px}
  .hero-block{width:150px;height:150px;right:-12px;bottom:-18px}
  .hero-lines{display:none}
  .hero-stat{left:12px;bottom:12px}
  .feature-layout{grid-template-columns:1fr;gap:32px}
  .feature-aside{position:static}
  .timeline::before{left:7px}
  .tl-item{grid-template-columns:1fr;gap:24px;padding-left:34px;position:relative}
  .tl-item .tl-text,.tl-item.reverse .tl-text{order:1}
  .tl-item .tl-media,.tl-item.reverse .tl-media{order:2}
  .tl-dot{left:7px;top:8px}
  .case-layout{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr;gap:20px}
  .price-card.featured{padding:34px 28px}
  .news-grid{grid-template-columns:1fr 1fr}
  .news-card-lead{grid-column:span 2}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-band{padding:44px 32px}
  .section{padding:64px 0}
  .section-head h2{font-size:29px}
}
@media (max-width:768px){
  body{font-size:16px}
  .hero-copy h1{font-size:34px}
  .hero-sub{font-size:16.5px}
  .hero-actions .btn{width:100%}
  .hero-points{gap:8px 18px}
  .feature-cards{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .news-card-lead{grid-column:span 1}
  .news-card-lead .news-thumb img{height:210px}
  .cta-inner h2{font-size:26px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .faq-answer{padding-left:24px}
  .section{padding:52px 0}
}
@media (max-width:520px){
  .hero-copy h1{font-size:29px}
  .section-head h2{font-size:25px}
  .hero-media img{height:230px}
  .tl-media img{height:210px}
  .case-main{min-height:320px}
  .news-body{padding:18px}
}

/* roulang page: article */
:root{
  --c-primary:#0F3D32;
  --c-primary-soft:#175C4B;
  --c-accent:#F26B2E;
  --c-lime:#D9E64A;
  --c-bg:#F7F4EC;
  --c-dark:#0A1F1B;
  --c-surface:#FFFFFF;
  --c-border:#E4DED2;
  --c-text:#1B1F1D;
  --c-muted:#5D665F;
  --radius-btn:10px;
  --radius-card:16px;
  --radius-pill:999px;
  --shadow-sm:0 4px 14px rgba(15,61,50,.06);
  --shadow-md:0 10px 30px rgba(15,61,50,.08);
  --shadow-lg:0 18px 46px rgba(15,61,50,.14);
  --space-section:88px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--c-primary);}
img{max-width:100%;height:auto;display:block;}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;line-height:1.3;letter-spacing:-.01em;}
p{margin:0 0 1.1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:3px solid rgba(242,107,46,.55);
  outline-offset:2px;
  border-radius:6px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-btn);
  font-weight:600;font-size:15px;line-height:1;border:1.5px solid transparent;
  cursor:pointer;transition:all .22s ease;white-space:nowrap;
}
.btn i{transition:transform .22s ease;font-size:.85em;}
.btn:hover i{transform:translateX(3px);}
.btn-primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary);}
.btn-primary:hover{background:var(--c-accent);border-color:var(--c-accent);color:#fff;box-shadow:0 10px 24px rgba(242,107,46,.28);}
.btn-outline{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary);color:#fff;}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-light{background:var(--c-lime);color:var(--c-dark);border-color:var(--c-lime);}
.btn-light:hover{background:#fff;border-color:#fff;color:var(--c-dark);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:#fff;color:var(--c-primary);border-color:#fff;}
.btn-block{width:100%;justify-content:center;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-border);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--c-primary);letter-spacing:-.01em;}
.brand-mark{
  width:36px;height:36px;flex:none;border-radius:10px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-soft));
  color:var(--c-lime);display:grid;place-items:center;
  font-size:16px;font-weight:800;
}
.main-nav{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;padding:10px 14px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--c-text);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary);background:rgba(15,61,50,.05);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-primary);font-weight:700;}
.nav-link.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1.5px solid var(--c-border);background:#fff;color:var(--c-primary);
  font-size:17px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--c-primary);}
.nav-scrim{
  display:none;position:fixed;inset:0;background:rgba(10,31,27,.5);z-index:1035;
}
.nav-scrim.show{display:block;}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--c-border);}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:14px 0;font-size:13.5px;color:var(--c-muted);
}
.crumb a{color:var(--c-muted);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#BFB7A6;}
.crumb .cur{color:var(--c-text);font-weight:600;max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  background:
    linear-gradient(115deg,rgba(10,31,27,.94) 12%,rgba(15,61,50,.86) 58%,rgba(15,61,50,.62) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  color:#fff;
  padding:64px 0 72px;
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;right:-90px;top:-70px;width:320px;height:320px;
  border-radius:50%;border:2px dashed rgba(217,230,74,.35);pointer-events:none;
}
.article-hero .hero-inner{position:relative;z-index:2;max-width:900px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(217,230,74,.16);border:1px solid rgba(217,230,74,.5);
  color:var(--c-lime);font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:20px;
}
.article-hero h1{
  font-size:38px;line-height:1.32;color:#fff;margin-bottom:18px;font-weight:800;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:rgba(255,255,255,.82);}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--c-lime);}
.hero-abstract{
  margin-top:24px;padding:18px 22px;
  border-left:3px solid var(--c-accent);
  background:rgba(255,255,255,.08);
  border-radius:0 12px 12px 0;
  font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.92);
}

/* ---------- 正文 ---------- */
.article-main{padding:64px 0 88px;}
.reading{
  max-width:800px;margin:0 auto;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-md);
  padding:52px 56px 56px;
}
.article-body{font-size:17px;line-height:1.92;color:var(--c-text);}
.article-body h2{
  font-size:27px;margin:2em 0 .7em;padding-left:16px;
  border-left:5px solid var(--c-primary);line-height:1.4;
}
.article-body h3{font-size:21px;margin:1.7em 0 .6em;color:var(--c-primary);}
.article-body h4{font-size:18px;margin:1.4em 0 .5em;}
.article-body p{margin-bottom:1.25em;}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:0;}
.article-body ul li,.article-body ol li{
  position:relative;padding-left:26px;margin-bottom:.7em;line-height:1.85;
}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;
  width:8px;height:8px;border-radius:2px;background:var(--c-accent);
}
.article-body ol{counter-reset:arol;}
.article-body ol li::before{
  counter-increment:arol;content:counter(arol);
  position:absolute;left:0;top:.28em;
  width:20px;height:20px;border-radius:50%;
  background:var(--c-primary);color:#fff;
  font-size:12px;font-weight:700;display:grid;place-items:center;
}
.article-body blockquote{
  margin:1.6em 0;padding:20px 24px;
  background:#F3F7F4;border-left:4px solid var(--c-primary);
  border-radius:0 12px 12px 0;color:#2C3A34;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;margin:1.6em 0 .6em;box-shadow:var(--shadow-sm);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13.5px;color:var(--c-muted);text-align:center;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--c-border);border-radius:12px;overflow:hidden;
}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-border);text-align:left;}
.article-body th{background:#F1F5F2;font-weight:700;color:var(--c-primary);}
.article-body tr:last-child td{border-bottom:none;}
.article-body pre{
  background:var(--c-dark);color:#E7F0EA;padding:18px 20px;border-radius:12px;
  overflow-x:auto;font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-body code{background:#F1F5F2;padding:2px 7px;border-radius:6px;font-size:.92em;}
.article-body a{color:var(--c-accent);border-bottom:1px solid rgba(242,107,46,.4);}
.article-body a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary);}
.article-body hr{border:none;border-top:1px solid var(--c-border);margin:2.4em 0;}

.not-found{
  max-width:720px;margin:0 auto;text-align:center;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--radius-card);
  padding:64px 32px;box-shadow:var(--shadow-md);
}
.not-found i{font-size:40px;color:var(--c-accent);margin-bottom:16px;display:block;}
.not-found h2{font-size:24px;}
.not-found p{color:var(--c-muted);}

/* ---------- 文章底部操作 ---------- */
.article-foot{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  margin-top:38px;padding-top:26px;border-top:1px solid var(--c-border);
}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;}
.tag{
  display:inline-block;padding:6px 14px;border-radius:var(--radius-pill);
  background:#F1F5F2;border:1px solid var(--c-border);
  font-size:13px;color:var(--c-muted);transition:all .2s ease;
}
.tag:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--space-section) 0;}
.section-alt{background:#fff;border-top:1px solid var(--c-border);border-bottom:1px solid var(--c-border);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--c-accent);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-accent);}
.section-head.center .eyebrow::before{display:none;}
.section-head h2{font-size:32px;color:var(--c-primary);margin-bottom:14px;}
.section-head p{color:var(--c-muted);font-size:16px;margin-bottom:0;}

/* ---------- 推荐卡片 ---------- */
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.rec-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(15,61,50,.3);}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#DDE5DE;}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.rec-card:hover .rec-thumb img{transform:scale(1.05);}
.rec-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.chip{
  display:inline-block;align-self:flex-start;
  padding:5px 13px;border-radius:var(--radius-pill);
  background:rgba(242,107,46,.12);color:#B34716;
  font-size:12.5px;font-weight:700;margin-bottom:12px;
}
.rec-body h3{font-size:18px;line-height:1.5;margin-bottom:10px;}
.rec-card:hover .rec-body h3{color:var(--c-primary);}
.rec-body p{font-size:14.5px;color:var(--c-muted);line-height:1.8;margin-bottom:16px;flex:1;}
.rec-more{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:7px;}
.rec-more i{transition:transform .22s ease;}
.rec-card:hover .rec-more i{transform:translateX(4px);}

/* ---------- 帮助条 ---------- */
.help-strip{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.help-item{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .22s ease,box-shadow .22s ease;
}
.help-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.help-item .num{
  display:inline-block;font-size:13px;font-weight:800;color:var(--c-accent);
  letter-spacing:.08em;margin-bottom:10px;font-variant-numeric:tabular-nums;
}
.help-item h3{font-size:18px;margin-bottom:8px;}
.help-item p{font-size:14.5px;color:var(--c-muted);margin-bottom:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--c-border);border-radius:14px;
  margin-bottom:14px;overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item.open{border-color:rgba(15,61,50,.45);box-shadow:var(--shadow-md);}
.faq-q{
  width:100%;display:flex;align-items:flex-start;gap:16px;text-align:left;
  padding:20px 22px;background:none;border:none;cursor:pointer;
  font-size:16.5px;font-weight:700;color:var(--c-text);line-height:1.6;
}
.faq-q .idx{
  flex:none;width:28px;height:28px;border-radius:8px;
  background:#F1F5F2;color:var(--c-primary);
  font-size:13px;font-weight:800;display:grid;place-items:center;
  font-variant-numeric:tabular-nums;transition:all .22s ease;
}
.faq-item.open .idx{background:var(--c-primary);color:#fff;}
.faq-q .caret{margin-left:auto;flex:none;color:var(--c-muted);transition:transform .25s ease;font-size:14px;padding-top:4px;}
.faq-item.open .caret{transform:rotate(180deg);color:var(--c-accent);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-a-inner{padding:0 22px 22px 66px;color:var(--c-muted);font-size:15px;line-height:1.85;}
.faq-a-inner p:last-child{margin-bottom:0;}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:
    linear-gradient(120deg,rgba(10,31,27,.96),rgba(15,61,50,.92)),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  color:#fff;padding:78px 0;
}
.cta-inner{
  display:grid;grid-template-columns:1.35fr 1fr;gap:46px;align-items:center;
}
.cta-band h2{font-size:32px;color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.82);margin-bottom:0;font-size:16px;max-width:60ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-primary);color:rgba(247,244,236,.86);
  padding:66px 0 26px;font-size:14.5px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;gap:38px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);color:var(--c-lime);}
.site-footer p{color:rgba(247,244,236,.72);line-height:1.85;}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:18px;font-weight:700;}
.footer-links li,.footer-contact li{margin-bottom:11px;}
.footer-links a{color:rgba(247,244,236,.78);}
.footer-links a:hover{color:var(--c-lime);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:rgba(247,244,236,.78);}
.footer-contact i{color:var(--c-lime);margin-top:5px;}
.footer-bottom{
  margin-top:46px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13.5px;color:rgba(247,244,236,.62);
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .section-head h2{font-size:30px;}
}
@media (max-width:991px){
  :root{--space-section:64px;}
  .nav-toggle{display:inline-grid;place-items:center;}
  .main-nav{
    position:fixed;top:0;left:0;bottom:0;width:78%;max-width:330px;
    background:var(--c-dark);
    flex-direction:column;align-items:stretch;gap:4px;
    padding:26px 20px;z-index:1040;
    transform:translateX(-102%);transition:transform .3s ease;
    overflow-y:auto;
  }
  .main-nav.open{transform:translateX(0);}
  .nav-link{color:rgba(247,244,236,.86);padding:14px 12px;font-size:16px;border-radius:10px;}
  .nav-link:hover{background:rgba(255,255,255,.08);color:#fff;}
  .nav-link.active{color:var(--c-lime);background:rgba(255,255,255,.08);}
  .nav-link::after{display:none;}
  .nav-actions .btn-primary{display:none;}
  .reading{padding:38px 26px 40px;}
  .article-hero h1{font-size:30px;}
  .rec-grid{grid-template-columns:repeat(2,1fr);}
  .help-strip{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .article-body h2{font-size:24px;}
}
@media (max-width:767px){
  .article-hero{padding:46px 0 54px;}
  .article-hero h1{font-size:26px;}
  .section-head h2{font-size:25px;}
  .cta-band h2{font-size:25px;}
  .rec-grid{grid-template-columns:1fr;}
  .crumb .cur{white-space:normal;max-width:none;}
  .article-main{padding:44px 0 64px;}
  .reading{padding:30px 20px 34px;}
  .article-body{font-size:16px;}
  .faq-a-inner{padding-left:22px;}
  .article-foot{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .brand-text{font-size:15px;}
  .footer-grid{grid-template-columns:1fr;}
  .btn{width:100%;justify-content:center;}
  .cta-actions{flex-direction:column;}
  .article-hero h1{font-size:23px;}
  .hero-abstract{font-size:14.5px;padding:15px 16px;}
  .article-meta{font-size:13px;gap:8px 16px;}
}

/* roulang page: category1 */
:root{
  --brand:#0F3D32;
  --brand-2:#155645;
  --brand-soft:rgba(15,61,50,.08);
  --accent:#F26B2E;
  --accent-soft:rgba(242,107,46,.12);
  --lime:#D9E64A;
  --bg:#F7F4EC;
  --dark:#0A1F1B;
  --surface:#FFFFFF;
  --border:#E4DED2;
  --text:#1B1F1D;
  --muted:#5D665F;
  --radius-btn:10px;
  --radius-card:16px;
  --radius-pill:999px;
  --shadow-sm:0 6px 18px rgba(15,61,50,.06);
  --shadow:0 10px 30px rgba(15,61,50,.08);
  --shadow-lg:0 18px 44px rgba(15,61,50,.14);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4{margin:0 0 16px;font-weight:800;line-height:1.35;letter-spacing:-.01em;color:var(--text);}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(242,107,46,.55);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 20px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--border);
  backdrop-filter:blur(8px);
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:18px;
  color:var(--brand);
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand:hover{color:var(--brand);}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:10px;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  font-weight:800;
  position:relative;
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  right:-3px;
  bottom:-3px;
  width:10px;
  height:10px;
  border-radius:3px;
  background:var(--accent);
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  border-radius:var(--radius-btn);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft);}
.nav-link.active{color:var(--brand);font-weight:700;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:3px;
  border-radius:3px;
  background:var(--accent);
}
.nav-actions{display:flex;align-items:center;gap:12px;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--radius-btn);
  border:1.5px solid transparent;
  cursor:pointer;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
  text-align:center;
  line-height:1.2;
}
.btn i{transition:transform .22s ease;}
.btn:hover i{transform:translateX(3px);}
.btn-primary{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand);
  box-shadow:0 8px 20px rgba(15,61,50,.18);
}
.btn-primary:hover,.btn-primary:focus{
  background:var(--accent);
  border-color:var(--accent);
  color:#fff;
  box-shadow:0 10px 24px rgba(242,107,46,.28);
}
.btn-outline{
  background:transparent;
  color:var(--brand);
  border-color:rgba(15,61,50,.35);
}
.btn-outline:hover,.btn-outline:focus{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand);
}
.btn-light{
  background:#fff;
  color:var(--brand);
  border-color:#fff;
}
.btn-light:hover{background:var(--lime);color:var(--dark);border-color:var(--lime);}
.btn-ghost-light{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.5);
}
.btn-ghost-light:hover{background:#fff;color:var(--brand);border-color:#fff;}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-lg{padding:16px 30px;font-size:16px;}

.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:var(--radius-btn);
  border:1px solid var(--border);
  background:#fff;
  color:var(--brand);
  font-size:18px;
  align-items:center;
  justify-content:center;
}

/* ---------- hero ---------- */
.page-hero{
  position:relative;
  padding:56px 0 64px;
  background-image:linear-gradient(105deg,rgba(10,31,27,.92) 0%,rgba(15,61,50,.86) 52%,rgba(15,61,50,.62) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-80px;
  top:-60px;
  width:320px;
  height:320px;
  border-radius:50%;
  border:2px dashed rgba(217,230,74,.35);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumb{
  font-size:13.5px;
  color:rgba(255,255,255,.72);
  margin-bottom:20px;
}
.crumb a{color:rgba(255,255,255,.85);}
.crumb a:hover{color:var(--lime);}
.crumb span.sep{margin:0 8px;opacity:.6;}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:48px;
  align-items:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  background:rgba(217,230,74,.16);
  border:1px solid rgba(217,230,74,.45);
  color:var(--lime);
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(30px,3.6vw,44px);
  color:#fff;
  margin-bottom:16px;
  letter-spacing:-.02em;
}
.page-hero h1 em{
  font-style:normal;
  color:var(--lime);
}
.hero-sub{
  font-size:17px;
  color:rgba(255,255,255,.86);
  max-width:600px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-panel{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius-card);
  padding:26px 26px 22px;
}
.hero-panel h3{
  color:#fff;
  font-size:17px;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:10px;
}
.hero-panel h3 i{color:var(--lime);}
.hero-panel ul{list-style:none;}
.hero-panel li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:9px 0;
  font-size:14.5px;
  color:rgba(255,255,255,.88);
  border-top:1px dashed rgba(255,255,255,.16);
}
.hero-panel li:first-child{border-top:0;}
.hero-panel li i{
  color:var(--accent);
  margin-top:4px;
  font-size:13px;
}

/* ---------- sections ---------- */
.section{padding:80px 0;}
.section-alt{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.section-dark{
  background:var(--dark);
  color:rgba(255,255,255,.86);
  padding:80px 0;
}
.section-dark h2,.section-dark h3{color:#fff;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--accent);
  text-transform:uppercase;
  margin-bottom:12px;
}
.section-head h2{font-size:clamp(24px,2.6vw,32px);}
.section-head p{color:var(--muted);font-size:16.5px;margin:0;}
.section-dark .section-head p{color:rgba(255,255,255,.72);}

.lead-block{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:52px;
  align-items:center;
}
.lead-block p{color:var(--muted);font-size:16.5px;}
.lead-media{
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  border:1px solid var(--border);
  position:relative;
}
.lead-media img{width:100%;height:340px;object-fit:cover;}
.lead-media .media-cap{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  padding:18px 22px;
  background:linear-gradient(180deg,rgba(10,31,27,0) 0%,rgba(10,31,27,.86) 100%);
  color:#fff;
  font-size:14px;
}
.check-list{list-style:none;margin-top:6px;}
.check-list li{
  position:relative;
  padding:8px 0 8px 30px;
  font-size:16px;
  color:var(--text);
}
.check-list li::before{
  content:"\f00c";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  left:0;
  top:12px;
  font-size:12px;
  color:var(--brand);
  background:var(--brand-soft);
  width:18px;
  height:18px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  line-height:1;
}

/* ---------- steps ---------- */
.steps-wrap{max-width:920px;margin:0 auto;}
.step-list{list-style:none;position:relative;}
.step-list::before{
  content:"";
  position:absolute;
  left:27px;
  top:20px;
  bottom:20px;
  width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,rgba(15,61,50,.12) 100%);
}
.step{
  position:relative;
  display:flex;
  gap:26px;
  padding-bottom:30px;
}
.step:last-child{padding-bottom:0;}
.step-num{
  position:relative;
  z-index:1;
  flex:0 0 56px;
  width:56px;
  height:56px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--border);
  color:var(--brand);
  font-size:18px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  font-variant-numeric:tabular-nums;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease;
}
.step:hover .step-num{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
  transform:translateY(-2px);
}
.step-body{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:22px 26px;
  box-shadow:var(--shadow-sm);
  flex:1 1 auto;
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.step:hover .step-body{
  box-shadow:var(--shadow);
  transform:translateY(-3px);
  border-color:rgba(15,61,50,.3);
}
.step-body h3{
  font-size:19px;
  margin-bottom:8px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
}
.step-body p{color:var(--muted);font-size:15.5px;margin-bottom:10px;}
.step-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  list-style:none;
}
.step-meta li{
  font-size:13px;
  font-weight:600;
  color:var(--brand);
  background:var(--brand-soft);
  border-radius:var(--radius-pill);
  padding:4px 12px;
}

/* ---------- device cards ---------- */
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.grid-2{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:26px;
}
.grid-4{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.device-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:30px 26px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  height:100%;
}
.device-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow);
  border-color:rgba(15,61,50,.3);
}
.device-icon{
  width:48px;
  height:48px;
  border-radius:14px;
  background:var(--brand-soft);
  color:var(--brand);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  margin-bottom:18px;
}
.device-card h3{font-size:19px;margin-bottom:10px;}
.device-card p{color:var(--muted);font-size:15px;margin-bottom:14px;}
.device-card ul{list-style:none;}
.device-card ul li{
  position:relative;
  padding:6px 0 6px 18px;
  font-size:14.5px;
  color:var(--text);
  border-top:1px solid var(--border);
}
.device-card ul li:first-child{border-top:0;}
.device-card ul li::before{
  content:"";
  position:absolute;
  left:0;
  top:15px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--accent);
}
.tag{
  display:inline-block;
  padding:4px 12px;
  border-radius:var(--radius-pill);
  font-size:12.5px;
  font-weight:700;
  background:var(--accent-soft);
  color:#B24A18;
}
.tag-lime{background:rgba(217,230,74,.35);color:#4A5200;}
.tag-brand{background:var(--brand-soft);color:var(--brand);}

/* ---------- checklist cards ---------- */
.mini-card{
  background:#fff;
  border:1px solid var(--border);
  border-left:3px solid var(--brand);
  border-radius:12px;
  padding:22px 22px 20px;
  box-shadow:var(--shadow-sm);
  transition:border-left-color .25s ease,transform .25s ease,box-shadow .25s ease;
  height:100%;
}
.mini-card:hover{
  border-left-color:var(--accent);
  transform:translateY(-3px);
  box-shadow:var(--shadow);
}
.mini-card h3{font-size:17px;margin-bottom:8px;}
.mini-card p{font-size:14.5px;color:var(--muted);margin:0;}

/* ---------- stat strip ---------- */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:rgba(255,255,255,.16);
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.18);
}
.stat-item{
  background:rgba(255,255,255,.05);
  padding:26px 24px;
}
.stat-item strong{
  display:block;
  font-size:30px;
  font-weight:800;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
  margin-bottom:6px;
}
.stat-item span{font-size:14.5px;color:rgba(255,255,255,.76);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item.open{
  border-color:rgba(15,61,50,.55);
  box-shadow:var(--shadow);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  gap:16px;
  padding:20px 24px;
  background:none;
  border:0;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--text);
  cursor:pointer;
}
.faq-q .idx{
  flex:0 0 auto;
  width:30px;
  height:30px;
  border-radius:9px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:13px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  font-variant-numeric:tabular-nums;
}
.faq-item.open .faq-q .idx{background:var(--brand);color:#fff;}
.faq-q .chev{
  margin-left:auto;
  color:var(--muted);
  font-size:14px;
  transition:transform .25s ease,color .25s ease;
}
.faq-item.open .faq-q .chev{transform:rotate(180deg);color:var(--accent);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .34s ease;
}
.faq-item.open .faq-a{max-height:420px;}
.faq-a-inner{
  padding:0 24px 22px 70px;
  color:var(--muted);
  font-size:15.5px;
}
.faq-a-inner p:last-child{margin-bottom:0;}

/* ---------- CTA ---------- */
.cta-block{
  background:linear-gradient(115deg,var(--dark) 0%,var(--brand) 72%);
  border-radius:22px;
  padding:56px;
  color:#fff;
  display:grid;
  grid-template-columns:1.35fr .65fr;
  gap:40px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta-block::before{
  content:"";
  position:absolute;
  right:-70px;
  bottom:-90px;
  width:260px;
  height:260px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(242,107,46,.42) 0%,rgba(242,107,46,0) 70%);
}
.cta-block h2{font-size:clamp(23px,2.5vw,30px);color:#fff;position:relative;}
.cta-block p{color:rgba(255,255,255,.8);margin-bottom:0;position:relative;}
.cta-actions{
  display:flex;
  flex-direction:column;
  gap:12px;
  position:relative;
}
.cta-actions .btn{width:100%;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
}
.site-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);}
.site-footer h4{
  font-size:15px;
  color:#fff;
  margin-bottom:18px;
  letter-spacing:.02em;
}
.footer-links,.footer-contact{list-style:none;}
.footer-links li{margin-bottom:11px;}
.footer-links a{
  color:rgba(255,255,255,.72);
  font-size:14.5px;
  position:relative;
  padding-left:0;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{color:var(--lime);padding-left:6px;}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  margin-bottom:12px;
  font-size:14.5px;
  color:rgba(255,255,255,.72);
}
.footer-contact i{color:var(--accent);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  font-size:13.5px;
  color:rgba(255,255,255,.55);
}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .main-nav{gap:0;}
  .nav-link{padding:10px 10px;font-size:14.5px;}
}
@media (max-width:992px){
  .nav-toggle{display:inline-flex;}
  .main-nav{
    position:fixed;
    top:0;
    left:0;
    bottom:0;
    width:290px;
    max-width:84vw;
    background:var(--dark);
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:88px 20px 32px;
    transform:translateX(-104%);
    transition:transform .3s ease;
    z-index:1200;
    overflow-y:auto;
    box-shadow:24px 0 48px rgba(0,0,0,.28);
  }
  .main-nav.open{transform:translateX(0);}
  .nav-link{
    color:rgba(255,255,255,.82);
    padding:14px 16px;
    font-size:16px;
    border-radius:10px;
  }
  .nav-link:hover{background:rgba(255,255,255,.08);color:#fff;}
  .nav-link.active{color:#fff;background:rgba(242,107,46,.16);}
  .nav-link.active::after{display:none;}
  .nav-actions .btn{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .lead-block{grid-template-columns:1fr;gap:32px;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .cta-block{grid-template-columns:1fr;padding:40px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .section-dark{padding:56px 0;}
  .page-hero{padding:40px 0 48px;}
  .grid-2{grid-template-columns:1fr;}
  .grid-3{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:1fr 1fr;}
  .hero-actions .btn{width:100%;}
  .faq-a-inner{padding-left:24px;}
  .step{gap:16px;}
  .step-num{flex:0 0 44px;width:44px;height:44px;font-size:15px;}
  .step-list::before{left:21px;}
  .step-body{padding:18px 18px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .cta-block{padding:32px 22px;border-radius:18px;}
  .stat-strip{grid-template-columns:1fr;}
  .faq-q{font-size:15.5px;padding:16px 18px;gap:12px;}
  .page-hero h1{font-size:26px;}
}
body.nav-locked{overflow:hidden;}

/* roulang page: category2 */
:root{
  --green:#0F3D32;
  --green-deep:#0A1F1B;
  --orange:#F26B2E;
  --lime:#D9E64A;
  --bg:#F7F4EC;
  --surface:#FFFFFF;
  --border:#E4DED2;
  --text:#1B1F1D;
  --muted:#5D665F;
  --radius-btn:10px;
  --radius-card:16px;
  --shadow-sm:0 6px 18px rgba(15,61,50,.06);
  --shadow-md:0 10px 30px rgba(15,61,50,.08);
  --shadow-lg:0 18px 44px rgba(15,61,50,.14);
  --gap:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--orange)}
button{font:inherit;border:0;background:none;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.28;letter-spacing:.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(242,107,46,.55);outline-offset:3px;border-radius:6px}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 20px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 22px;
  border-radius:var(--radius-btn);
  font-weight:600;
  font-size:15px;
  line-height:1;
  border:1px solid transparent;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn i{transition:transform .22s ease}
.btn:hover i{transform:translateX(3px)}
.btn-primary{background:var(--green);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--orange);color:#fff;box-shadow:0 12px 26px rgba(242,107,46,.28)}
.btn-ghost{background:#fff;color:var(--green);border-color:var(--green)}
.btn-ghost:hover{background:var(--green);color:#fff}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-outline-light:hover{background:#fff;color:var(--green)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:9px}
.btn-lg{padding:15px 28px;font-size:16px}
.btn-block{width:100%;justify-content:center}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(15,61,50,.08)}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--green);font-size:18px}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--green),#17594A);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;
  box-shadow:0 6px 14px rgba(15,61,50,.22);
}
.brand-text{white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:6px;margin:0}
.nav-link{
  position:relative;
  padding:10px 14px;
  font-size:15px;
  font-weight:600;
  color:#33403A;
  border-radius:8px;
}
.nav-link::after{
  content:"";
  position:absolute;left:14px;right:14px;bottom:4px;height:3px;
  border-radius:999px;background:var(--orange);
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.nav-link:hover{color:var(--green);background:rgba(15,61,50,.05)}
.nav-link.active{color:var(--green)}
.nav-link.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--border);
  color:var(--green);font-size:18px;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{background:var(--bg)}

/* ---------- 小 Hero ---------- */
.hero-sm{
  position:relative;
  padding:76px 0 68px;
  background-image:linear-gradient(115deg,rgba(10,31,27,.94) 0%,rgba(15,61,50,.86) 48%,rgba(15,61,50,.6) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.hero-sm::after{
  content:"";
  position:absolute;right:-90px;bottom:-120px;
  width:360px;height:360px;border-radius:50%;
  border:2px solid rgba(217,230,74,.35);
  pointer-events:none;
}
.hero-sm .container{position:relative;z-index:2}
.breadcrumb-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:20px;
}
.breadcrumb-line a{color:rgba(255,255,255,.82)}
.breadcrumb-line a:hover{color:var(--lime)}
.breadcrumb-line span.sep{opacity:.5}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(217,230,74,.16);
  border:1px solid rgba(217,230,74,.45);
  color:var(--lime);font-size:13.5px;font-weight:600;
  margin-bottom:18px;
}
.hero-sm h1{
  font-size:clamp(30px,4.2vw,46px);
  max-width:900px;
  margin-bottom:18px;
}
.hero-sm h1 em{font-style:normal;color:var(--lime)}
.hero-lead{
  max-width:700px;
  font-size:17px;
  color:rgba(255,255,255,.86);
  line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:12px 30px;
  margin-top:38px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.18);
  font-size:14px;color:rgba(255,255,255,.78);
}
.hero-meta strong{color:#fff;font-size:18px;font-variant-numeric:tabular-nums;margin-right:6px}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0}
.section-alt{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{max-width:760px;margin-bottom:48px}
.eyebrow{
  display:inline-block;
  font-size:13px;font-weight:700;letter-spacing:1.6px;
  color:var(--orange);text-transform:uppercase;margin-bottom:14px;
}
.section-title{font-size:clamp(24px,3vw,34px);color:var(--green);margin-bottom:16px}
.section-sub{color:var(--muted);font-size:16.5px}

/* ---------- 数据带 ---------- */
.stat-band{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  margin-top:-46px;
  position:relative;
  z-index:5;
}
.stat-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:24px 22px;
  box-shadow:var(--shadow-md);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:rgba(15,61,50,.3)}
.stat-num{
  font-size:30px;font-weight:800;color:var(--green);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.stat-num span{font-size:16px;color:var(--orange);margin-left:2px}
.stat-label{margin-top:6px;font-size:14.5px;color:var(--muted)}

/* ---------- 交替图文条目 ---------- */
.alt-row{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:56px;
  align-items:center;
  padding:42px 0;
}
.alt-row + .alt-row{border-top:1px dashed var(--border)}
.alt-row.reverse .alt-media{order:2}
.alt-media{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-md);
  border:1px solid var(--border);
}
.alt-media img{width:100%;height:320px;object-fit:cover;transition:transform .5s ease}
.alt-media:hover img{transform:scale(1.04)}
.alt-media .badge-float{
  position:absolute;left:16px;top:16px;
  background:rgba(10,31,27,.86);
  color:var(--lime);
  font-size:13px;font-weight:700;
  padding:7px 14px;border-radius:999px;
}
.alt-body h3{font-size:22px;color:var(--green);margin-bottom:12px}
.alt-body p{color:var(--muted);font-size:16px;line-height:1.85}
.alt-list{margin-top:18px;display:grid;gap:10px}
.alt-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:#39443E;
}
.alt-list i{color:var(--orange);margin-top:5px;font-size:13px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.tag{
  display:inline-block;padding:5px 13px;border-radius:999px;
  background:rgba(15,61,50,.07);color:var(--green);
  font-size:13px;font-weight:600;
}
.tag-lime{background:rgba(217,230,74,.35);color:#3B4A12}

/* ---------- 深色流程区 ---------- */
.dark-block{
  background:var(--green-deep);
  color:#fff;
  padding:84px 0;
}
.dark-block .eyebrow{color:var(--lime)}
.dark-block .section-title{color:#fff}
.dark-block .section-sub{color:rgba(255,255,255,.72)}
.step-list{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  margin-top:16px;
}
.step-item{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-card);
  padding:26px 22px;
  transition:transform .24s ease,border-color .24s ease,background .24s ease;
}
.step-item:hover{transform:translateY(-4px);border-color:rgba(217,230,74,.5);background:rgba(255,255,255,.08)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:11px;
  background:var(--lime);color:#26310B;
  font-weight:800;font-size:16px;margin-bottom:16px;
}
.step-item h4{font-size:18px;margin-bottom:10px;color:#fff}
.step-item p{font-size:14.5px;color:rgba(255,255,255,.7);line-height:1.8}

/* ---------- 引用反馈 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-left:4px solid var(--orange);
  border-radius:var(--radius-card);
  padding:28px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .24s ease,box-shadow .24s ease;
}
.quote-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.quote-text{font-size:15.5px;color:#33403A;line-height:1.9}
.quote-meta{margin-top:18px;font-size:13.5px;color:var(--muted);display:flex;align-items:center;gap:10px}
.quote-meta i{color:var(--green)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.faq-item.open{border-color:var(--green);box-shadow:var(--shadow-md)}
.faq-q{
  width:100%;
  display:flex;align-items:center;gap:16px;
  padding:20px 24px;
  text-align:left;
  font-size:16.5px;font-weight:700;color:var(--green);
}
.faq-num{
  flex:0 0 auto;
  font-size:13px;font-weight:800;color:var(--orange);
  font-variant-numeric:tabular-nums;
  border:1px solid rgba(242,107,46,.4);
  border-radius:8px;padding:2px 8px;
}
.faq-q .faq-text{flex:1}
.faq-q i{transition:transform .26s ease;color:var(--muted)}
.faq-item.open .faq-q i{transform:rotate(180deg);color:var(--orange)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease}
.faq-a > div{overflow:hidden}
.faq-a p{padding:0 24px 22px 66px;color:var(--muted);font-size:15.5px;line-height:1.9}
.faq-item.open .faq-a{grid-template-rows:1fr}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--green) 0%,var(--green-deep) 100%);
  color:#fff;
  border-radius:26px;
  padding:60px 54px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;
  width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,107,46,.4),transparent 65%);
}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:12px;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.78);max-width:620px;position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-deep);color:rgba(247,244,236,.78);padding:68px 0 0;margin-top:84px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:16px}
.site-footer p{font-size:14.5px;line-height:1.9}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14.5px;color:rgba(247,244,236,.78)}
.footer-links a:hover{color:var(--lime)}
.footer-contact{display:grid;gap:12px}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;line-height:1.8}
.footer-contact i{color:var(--lime);margin-top:5px}
.footer-bottom{
  margin-top:52px;
  border-top:1px solid rgba(255,255,255,.13);
  padding:22px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px 24px;
  justify-content:space-between;
  font-size:13.5px;color:rgba(247,244,236,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .step-list{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:repeat(2,1fr)}
  .alt-row{gap:38px}
}
@media (max-width:991px){
  .nav-toggle{display:flex}
  .main-nav{
    position:fixed;
    top:0;left:0;bottom:0;
    width:290px;max-width:86vw;
    background:var(--green);
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:88px 20px 28px;
    transform:translateX(-100%);
    transition:transform .3s ease;
    z-index:1045;
    overflow-y:auto;
    box-shadow:14px 0 40px rgba(0,0,0,.28);
  }
  .main-nav.open{transform:translateX(0)}
  .nav-link{color:rgba(255,255,255,.88);font-size:16px;padding:14px 16px;border-radius:10px}
  .nav-link:hover{background:rgba(255,255,255,.1);color:#fff}
  .nav-link.active{color:var(--lime);background:rgba(255,255,255,.08)}
  .nav-link::after{display:none}
  .nav-actions .btn{display:none}
  .stat-band{grid-template-columns:repeat(2,1fr);margin-top:-32px}
  .alt-row{grid-template-columns:1fr;gap:24px}
  .alt-row.reverse .alt-media{order:0}
  .alt-media img{height:260px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 30px}
  .section{padding:64px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .brand-text{font-size:16px}
}
@media (max-width:575px){
  body{font-size:15.5px}
  .container{padding:0 16px}
  .hero-sm{padding:56px 0 86px}
  .hero-actions .btn{width:100%;justify-content:center}
  .stat-band{grid-template-columns:1fr;gap:14px}
  .stat-num{font-size:26px}
  .step-list{grid-template-columns:1fr}
  .quote-grid{grid-template-columns:1fr}
  .faq-q{padding:16px 16px;font-size:15.5px;gap:12px}
  .faq-a p{padding:0 16px 18px 16px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:36px 22px;border-radius:20px}
  .alt-media img{height:210px}
}

/* roulang page: category3 */
:root{
    --brand:#0F3D32;
    --brand-600:#0c332a;
    --accent:#F26B2E;
    --lime:#D9E64A;
    --bg:#F7F4EC;
    --dark:#0A1F1B;
    --surface:#FFFFFF;
    --line:#E4DED2;
    --text:#1B1F1D;
    --muted:#5D665F;
    --radius-btn:10px;
    --radius-card:16px;
    --shadow-1:0 10px 30px rgba(15,61,50,.08);
    --shadow-2:0 18px 44px rgba(15,61,50,.16);
    --space-1:8px;
    --space-2:16px;
    --space-3:24px;
    --space-4:32px;
    --space-5:48px;
    --space-6:72px;
  }
  *{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    font-size:16px;
    line-height:1.8;
    font-weight:400;
  }
  img{max-width:100%;height:auto;display:block;}
  a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
  a:hover{color:var(--accent);}
  a:focus-visible,button:focus-visible{outline:3px solid rgba(242,107,46,.55);outline-offset:2px;border-radius:6px;}
  h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;line-height:1.3;letter-spacing:-.01em;color:var(--text);}
  p{margin:0 0 1em;}
  ul{margin:0;padding:0;list-style:none;}
  button{font-family:inherit;}
  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
  .num{font-variant-numeric:tabular-nums;}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:1030;
    background:#fff;
    border-bottom:1px solid var(--line);
  }
  .nav-wrap{
    display:flex;align-items:center;justify-content:space-between;
    gap:var(--space-3);
    height:72px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .brand-mark{
    width:38px;height:38px;border-radius:11px;
    background:linear-gradient(135deg,var(--brand) 0%,#175a49 100%);
    color:#fff;font-weight:800;font-size:18px;
    display:flex;align-items:center;justify-content:center;
    box-shadow:0 8px 18px rgba(15,61,50,.22);
  }
  .brand-text{font-weight:800;font-size:17px;color:var(--brand);letter-spacing:.2px;}
  .main-nav{display:flex;align-items:center;gap:6px;}
  .nav-link{
    position:relative;
    display:inline-block;
    padding:10px 12px;
    font-size:15px;font-weight:600;color:var(--muted);
    border-radius:8px;
  }
  .nav-link:hover{color:var(--brand);background:rgba(15,61,50,.05);}
  .nav-link.active{color:var(--brand);}
  .nav-link.active::after{
    content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
    background:var(--accent);border-radius:3px;
  }
  .nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
  .nav-toggle{
    display:none;width:44px;height:44px;border-radius:12px;
    border:1px solid var(--line);background:#fff;color:var(--brand);
    font-size:18px;cursor:pointer;
  }
  .nav-toggle:hover{border-color:var(--brand);}
  .nav-backdrop{
    position:fixed;inset:0;background:rgba(10,31,27,.5);
    opacity:0;visibility:hidden;transition:.25s;z-index:1029;
  }
  .nav-backdrop.show{opacity:1;visibility:visible;}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:12px 22px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:600;line-height:1.2;
    border:1px solid transparent;cursor:pointer;
    transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
  }
  .btn i{transition:transform .22s ease;}
  .btn:hover i{transform:translateX(3px);}
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(15,61,50,.18);}
  .btn-primary:hover{background:var(--accent);color:#fff;}
  .btn-outline{background:#fff;color:var(--brand);border-color:var(--brand);}
  .btn-outline:hover{background:var(--brand);color:#fff;}
  .btn-light{background:#fff;color:var(--brand);}
  .btn-light:hover{background:var(--lime);color:var(--dark);}
  .btn-ghost{background:transparent;color:var(--brand);border-color:var(--line);}
  .btn-ghost:hover{border-color:var(--brand);color:var(--accent);}
  .btn-sm{padding:9px 16px;font-size:14px;}
  .btn-lg{padding:15px 28px;font-size:16px;}

  /* ---------- badges & tags ---------- */
  .badge-soft{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:999px;
    background:rgba(15,61,50,.08);color:var(--brand);
    font-size:13px;font-weight:700;
  }
  .badge-lime{background:var(--lime);color:var(--dark);}
  .badge-accent{background:rgba(242,107,46,.12);color:#B94A16;}
  .tag-list{display:flex;flex-wrap:wrap;gap:10px;}
  .tag{
    display:inline-block;padding:7px 14px;border-radius:999px;
    background:#fff;border:1px solid var(--line);
    font-size:13.5px;font-weight:600;color:var(--muted);
  }
  .tag:hover{border-color:var(--brand);color:var(--brand);}

  /* ---------- hero ---------- */
  .cat-hero{
    position:relative;overflow:hidden;
    background-image:linear-gradient(100deg,rgba(10,31,27,.93) 0%,rgba(15,61,50,.86) 52%,rgba(15,61,50,.62) 100%),url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
    color:#F7F4EC;
    padding:64px 0 56px;
  }
  .cat-hero::after{
    content:"";position:absolute;right:-60px;bottom:-70px;width:280px;height:280px;
    border-radius:50%;border:2px dashed rgba(217,230,74,.35);
  }
  .cat-hero .container{position:relative;z-index:2;}
  .crumb{font-size:13.5px;color:rgba(247,244,236,.72);margin-bottom:18px;}
  .crumb a{color:rgba(247,244,236,.85);}
  .crumb a:hover{color:var(--lime);}
  .crumb span{margin:0 8px;opacity:.5;}
  .cat-hero h1{
    color:#fff;font-size:clamp(30px,4vw,42px);
    max-width:900px;margin-bottom:16px;
  }
  .cat-hero h1 em{font-style:normal;color:var(--lime);}
  .cat-hero p{color:rgba(247,244,236,.86);max-width:760px;font-size:16.5px;margin-bottom:24px;}
  .hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:26px;}
  .hero-stat strong{display:block;font-size:26px;font-weight:800;color:#fff;}
  .hero-stat span{font-size:13.5px;color:rgba(247,244,236,.72);}

  /* ---------- sections ---------- */
  .section{padding:var(--space-6) 0;}
  .section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .section-head{max-width:760px;margin-bottom:var(--space-5);}
  .section-head .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13.5px;font-weight:700;color:var(--accent);
    letter-spacing:.06em;margin-bottom:12px;
  }
  .section-head .eyebrow::before{content:"";width:26px;height:3px;background:var(--accent);border-radius:2px;}
  .section-head h2{font-size:clamp(24px,3vw,32px);}
  .section-head p{color:var(--muted);margin-bottom:0;}
  .lead{color:var(--muted);font-size:16.5px;}

  /* ---------- steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-3);}
  .step{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:26px 22px;box-shadow:var(--shadow-1);
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .step:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(15,61,50,.3);}
  .step-no{
    display:inline-flex;align-items:center;justify-content:center;
    width:40px;height:40px;border-radius:12px;
    background:rgba(15,61,50,.08);color:var(--brand);
    font-weight:800;font-size:16px;margin-bottom:14px;
  }
  .step h3{font-size:18px;margin-bottom:8px;}
  .step p{font-size:14.5px;color:var(--muted);margin:0;}

  /* ---------- help grid + sidebar ---------- */
  .layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:var(--space-4);}
  .help-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3);}
  .help-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:24px;box-shadow:var(--shadow-1);
    display:flex;flex-direction:column;
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .help-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(15,61,50,.3);}
  .help-card .icon{
    width:46px;height:46px;border-radius:13px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,rgba(15,61,50,.12),rgba(217,230,74,.35));
    color:var(--brand);font-size:19px;margin-bottom:16px;
  }
  .help-card h3{font-size:18.5px;margin-bottom:10px;}
  .help-card p{font-size:14.5px;color:var(--muted);margin-bottom:16px;}
  .help-card .meta{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px;}

  .side-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px;box-shadow:var(--shadow-1);margin-bottom:var(--space-3);
  }
  .side-card h4{font-size:16px;margin-bottom:14px;position:relative;padding-left:12px;}
  .side-card h4::before{
    content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
    background:var(--accent);border-radius:3px;
  }
  .side-nav li + li{border-top:1px dashed var(--line);}
  .side-nav a{
    display:flex;align-items:center;justify-content:space-between;
    padding:12px 2px;font-size:14.5px;font-weight:600;color:var(--text);
  }
  .side-nav a:hover{color:var(--accent);}
  .side-nav a.current{color:var(--brand);font-weight:800;}
  .side-nav i{font-size:12px;color:var(--muted);}
  .side-note{
    background:var(--dark);color:rgba(247,244,236,.86);
    border-radius:var(--radius-card);padding:24px;
  }
  .side-note h4{color:#fff;}
  .side-note h4::before{background:var(--lime);}
  .side-note p{font-size:14px;margin-bottom:16px;color:rgba(247,244,236,.75);}
  .side-note .side-line{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(247,244,236,.9);margin-bottom:10px;}
  .side-note .side-line i{color:var(--lime);}

  /* ---------- checklist ---------- */
  .check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 26px;}
  .check-list li{
    display:flex;gap:12px;align-items:flex-start;
    background:#fff;border:1px solid var(--line);border-radius:14px;
    padding:16px 18px;font-size:14.5px;color:var(--muted);
  }
  .check-list li i{color:var(--accent);margin-top:4px;}
  .check-list li strong{color:var(--text);display:block;font-size:15.5px;margin-bottom:2px;}

  /* ---------- image band ---------- */
  .band{
    display:grid;grid-template-columns:1.05fr 1fr;gap:var(--space-4);align-items:center;
  }
  .band img{border-radius:var(--radius-card);box-shadow:var(--shadow-2);width:100%;object-fit:cover;}
  .band-text h2{font-size:clamp(22px,2.6vw,30px);}
  .band-text p{color:var(--muted);}
  .mini-stats{display:flex;gap:26px;margin-top:20px;flex-wrap:wrap;}
  .mini-stats div strong{display:block;font-size:24px;color:var(--brand);font-weight:800;}
  .mini-stats div span{font-size:13.5px;color:var(--muted);}

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:900px;margin:0 auto;}
  .accordion-item{
    background:#fff;border:1px solid var(--line);border-radius:14px;
    margin-bottom:14px;overflow:hidden;
    transition:border-color .25s ease,box-shadow .25s ease;
  }
  .accordion-item:has(.accordion-button:not(.collapsed)){
    border-color:var(--brand);box-shadow:var(--shadow-1);
  }
  .accordion-button{
    background:#fff;color:var(--text);font-weight:700;font-size:16.5px;
    padding:20px 22px;box-shadow:none!important;
    display:flex;align-items:center;gap:14px;
  }
  .accordion-button::after{
    margin-left:auto;background-image:none;
    content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
    font-size:13px;color:var(--muted);transition:transform .25s ease;
  }
  .accordion-button:not(.collapsed){color:var(--brand);background:#fff;}
  .accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--accent);}
  .faq-no{
    flex:0 0 auto;width:30px;height:30px;border-radius:9px;
    background:rgba(15,61,50,.08);color:var(--brand);
    font-size:13.5px;font-weight:800;display:flex;align-items:center;justify-content:center;
  }
  .accordion-button:not(.collapsed) .faq-no{background:var(--accent);color:#fff;}
  .accordion-body{padding:0 22px 22px 66px;color:var(--muted);font-size:15px;}

  /* ---------- CTA ---------- */
  .cta-band{
    background:linear-gradient(120deg,var(--dark) 0%,var(--brand) 100%);
    color:#F7F4EC;border-radius:22px;padding:52px 46px;
    position:relative;overflow:hidden;
    display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  }
  .cta-band::after{
    content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;
    border-radius:50%;background:rgba(217,230,74,.14);
  }
  .cta-band h2{color:#fff;font-size:clamp(22px,2.8vw,30px);margin-bottom:10px;position:relative;z-index:2;}
  .cta-band p{color:rgba(247,244,236,.82);margin:0;max-width:620px;position:relative;z-index:2;}
  .cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}

  /* ---------- footer ---------- */
  .site-footer{background:var(--dark);color:rgba(247,244,236,.8);padding:64px 0 26px;margin-top:var(--space-6);}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:var(--space-4);}
  .footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;font-size:17px;margin-bottom:14px;}
  .site-footer p{font-size:14px;color:rgba(247,244,236,.68);}
  .site-footer h4{color:#fff;font-size:15.5px;margin-bottom:16px;font-weight:700;}
  .footer-links li{margin-bottom:10px;}
  .footer-links a{color:rgba(247,244,236,.72);font-size:14px;}
  .footer-links a:hover{color:var(--lime);}
  .footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(247,244,236,.72);margin-bottom:12px;align-items:flex-start;}
  .footer-contact i{color:var(--lime);margin-top:5px;}
  .footer-bottom{
    border-top:1px solid rgba(247,244,236,.14);margin-top:38px;padding-top:20px;
    display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
    font-size:13.5px;color:rgba(247,244,236,.6);
  }

  /* ---------- responsive ---------- */
  @media (max-width:1199.98px){
    .layout{grid-template-columns:minmax(0,1fr) 300px;}
    .steps{grid-template-columns:repeat(2,1fr);}
  }
  @media (max-width:991.98px){
    .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
    .main-nav{
      position:fixed;top:0;left:0;bottom:0;width:290px;max-width:84vw;
      background:var(--dark);
      flex-direction:column;align-items:stretch;gap:4px;
      padding:88px 22px 26px;
      transform:translateX(-102%);transition:transform .3s ease;
      z-index:1031;overflow-y:auto;
    }
    .main-nav.open{transform:translateX(0);}
    .main-nav .nav-link{color:#F7F4EC;padding:13px 14px;border-radius:10px;font-size:15.5px;}
    .main-nav .nav-link:hover{background:rgba(247,244,236,.1);color:#fff;}
    .main-nav .nav-link.active{color:var(--lime);background:rgba(247,244,236,.08);}
    .main-nav .nav-link.active::after{display:none;}
    .layout{grid-template-columns:minmax(0,1fr);}
    .band{grid-template-columns:1fr;}
    .band img{order:-1;}
    .footer-grid{grid-template-columns:repeat(2,1fr);}
    .cta-band{padding:40px 28px;}
  }
  @media (max-width:767.98px){
    .section{padding:56px 0;}
    .help-grid{grid-template-columns:1fr;}
    .check-list{grid-template-columns:1fr;}
    .steps{grid-template-columns:1fr;}
    .hero-stats{gap:20px;}
    .accordion-body{padding-left:22px;}
  }
  @media (max-width:575.98px){
    .brand-text{font-size:15px;}
    .cat-hero{padding:48px 0 42px;}
    .cta-band{padding:34px 22px;border-radius:18px;}
    .cta-actions .btn{width:100%;justify-content:center;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;}
  }