/* roulang page: index */
/* ===== 设计变量 ===== */
:root{
  --c-brand:#0F8A5F;
  --c-brand-deep:#0A6B49;
  --c-brand-soft:#E6F3EC;
  --c-accent:#FF6A2B;
  --c-accent-soft:#FFEDE4;
  --c-ink:#12161A;
  --c-ink-2:#3E4650;
  --c-muted:#6B7480;
  --c-line:#E3E6E1;
  --c-bg:#FAFAF7;
  --c-surface:#FFFFFF;
  --c-dark:#10161B;
  --c-error:#D9482B;
  --c-ok:#0F8A5F;
  --c-warn:#C88A00;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-lg:18px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(18,22,26,.06);
  --shadow-2:0 10px 30px -14px rgba(18,22,26,.18);
  --container:1200px;
  --sect-y:72px;
}

/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;display:block;background-color:#E9EBE7;transition:opacity .5s ease}
a{color:var(--c-brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-brand-deep)}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums}

/* ===== 布局 ===== */
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:var(--sect-y) 0}
.section--tight{padding:56px 0}
.section-head{margin-bottom:32px}
.section-head__row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
h1{font-size:clamp(30px,4.2vw,46px);line-height:1.28;font-weight:700;letter-spacing:-.4px}
h2{font-size:clamp(23px,3vw,32px);line-height:1.35;font-weight:650;letter-spacing:-.2px}
h3{font-size:20px;line-height:1.45;font-weight:600}
p{margin-bottom:1em}
h2+*,h3+*{margin-top:.6em}
h2{margin-top:0}
.lead{font-size:17.5px;line-height:1.85;color:var(--c-ink-2)}
.muted{color:var(--c-muted);font-size:13.5px;line-height:1.6}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.4px;
  color:var(--c-brand-deep);
  background:var(--c-brand-soft);
  padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-brand)}
.h2-bar{position:relative;padding-left:14px}
.h2-bar::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:2px;background:var(--c-brand);
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;line-height:1;
  border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .12s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--c-brand-deep);color:#fff;box-shadow:var(--shadow-2)}
.btn-outline{border-color:var(--c-line);background:var(--c-surface);color:var(--c-ink)}
.btn-outline:hover{border-color:var(--c-brand);color:var(--c-brand-deep);background:var(--c-brand-soft)}
.btn-accent{background:var(--c-accent);color:#fff}
.btn-accent:hover{background:#E85C1F;color:#fff}
.btn-sm{min-height:40px;padding:0 18px;font-size:14.5px}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.btn.is-loading{pointer-events:none;opacity:.75}
.btn.is-loading .btn-spin{display:inline-block}
.btn-spin{
  display:none;width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(255,255,255,.45);border-top-color:#fff;
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--c-brand-deep);
}
.link-more svg{transition:transform .2s ease}
.link-more:hover svg{transform:translateX(4px)}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(6px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.nav-wrap{
  display:flex;align-items:center;gap:20px;
  height:72px;transition:height .25s ease;
}
.site-header.is-scrolled .nav-wrap{height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);flex:0 0 auto}
.logo:hover{color:var(--c-ink)}
.logo__mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--c-brand);display:grid;place-items:center;flex:0 0 auto;
  box-shadow:var(--shadow-1);
}
.logo__mark svg{width:20px;height:20px}
.logo__text{font-size:17px;font-weight:700;letter-spacing:-.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:2px;margin:0 auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 15px;
  font-size:15px;font-weight:500;color:var(--c-ink-2);
  border-radius:8px;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:6px;transform:translateX(-50%);
  width:0;height:2px;border-radius:2px;background:var(--c-brand);
  transition:width .22s ease;
}
.nav-link:hover{color:var(--c-brand-deep)}
.nav-link:hover::after{width:calc(100% - 30px)}
.nav-link.is-active{color:var(--c-brand-deep);font-weight:600}
.nav-link.is-active::after{width:24px;height:3px}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.hamburger{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--c-line);background:var(--c-surface);
  align-items:center;justify-content:center;
}
.hamburger span{display:block;width:18px;height:1.75px;background:var(--c-ink);margin:2.5px 0;border-radius:2px;transition:transform .25s ease,opacity .2s ease}
.hamburger.is-open span:nth-child(1){transform:translateY(4.25px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-4.25px) rotate(-45deg)}
.nav-mask{
  position:fixed;inset:0;background:rgba(16,22,27,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:118;
}
.nav-mask.is-open{opacity:1;visibility:visible}

/* ===== Hero ===== */
.hero{padding:56px 0 64px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(115deg,rgba(15,138,95,.05) 0 1px,transparent 1px 100%);
  background-size:36px 36px;opacity:.9;pointer-events:none;
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:repeat(12,1fr);
  gap:32px;align-items:center;
}
.hero-copy{grid-column:span 7}
.hero-visual{grid-column:span 5;position:relative}
.hero-visual img.hero-img{
  width:100%;height:auto;aspect-ratio:62/48;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--shadow-2);
}
.hero-sub{
  font-size:17.5px;line-height:1.85;color:var(--c-ink-2);
  margin:18px 0 26px;max-width:33em;
}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.hero-float{
  position:absolute;right:-8px;bottom:-16px;
  display:flex;align-items:center;gap:12px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:12px 16px;
  box-shadow:var(--shadow-2);min-width:196px;
}
.hero-float img{width:48px;height:48px;border-radius:10px;object-fit:cover;flex:0 0 auto}
.hero-float strong{font-size:24px;font-weight:700;color:var(--c-brand);line-height:1.1}
.hero-float .unit{font-size:13px;color:var(--c-muted);margin-left:2px}
.hero-float__label{display:block;font-size:13px;color:var(--c-muted);line-height:1.5}

/* ===== KPI 看板 ===== */
.kpi-band{
  background-color:var(--c-dark);
  background-image:linear-gradient(115deg,rgba(255,255,255,.035) 0 1px,transparent 1px 100%),
                   linear-gradient(rgba(16,22,27,.94),rgba(16,22,27,.94)),
                   url("/assets/images/backpic/back-2.png");
  background-size:34px 34px,cover,cover;
  background-position:0 0,center,center;
  padding:44px 0;border-radius:0;
}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.kpi{color:#fff;border-left:1px solid rgba(255,255,255,.12);padding-left:20px}
.kpi:first-child{border-left:0;padding-left:0}
.kpi__value{
  font-size:clamp(30px,3.4vw,42px);font-weight:700;line-height:1.1;
  color:var(--c-brand);min-width:2.4em;display:inline-block;
}
.kpi:nth-child(2) .kpi__value,.kpi:nth-child(4) .kpi__value{color:var(--c-accent)}
.kpi__unit{font-size:15px;color:rgba(255,255,255,.72);margin-left:4px}
.kpi__label{display:block;font-size:14px;color:rgba(255,255,255,.68);margin-top:6px;line-height:1.6}

/* ===== 服务矩阵 ===== */
.matrix{display:grid;grid-template-columns:repeat(12,1fr);gap:22px}
.svc{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:24px;
  display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.svc:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(15,138,95,.3)}
.svc--lg{grid-column:span 6}
.svc--md{grid-column:span 3}
.svc__index{
  font-size:13.5px;font-weight:700;color:var(--c-muted);
  letter-spacing:1px;font-variant-numeric:tabular-nums;
}
.svc__icon{
  width:42px;height:42px;border-radius:11px;background:var(--c-brand-soft);
  display:grid;place-items:center;color:var(--c-brand-deep);
}
.svc__icon svg{width:21px;height:21px}
.svc p{font-size:15px;color:var(--c-ink-2);line-height:1.8;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.svc__link{margin-top:auto;font-size:14.5px;font-weight:600;color:var(--c-brand-deep);display:inline-flex;align-items:center;gap:6px}
.svc__link svg{transition:transform .2s ease}
.svc:hover .svc__link svg{transform:translateX(4px)}
.svc--lg .svc__media{
  border-radius:var(--r-img);overflow:hidden;
  aspect-ratio:16/9;background:var(--c-brand-soft);
}
.svc--lg .svc__media img{width:100%;height:100%;object-fit:cover}

/* ===== 结果对比 ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare__panel{
  border-radius:var(--r-card);padding:26px;border:1px solid var(--c-line);
  background:var(--c-surface);
}
.compare__panel--before{background:#F4F5F2}
.compare__panel--after{border-color:rgba(15,138,95,.28);background:var(--c-brand-soft)}
.compare__title{font-size:16px;font-weight:600;display:flex;align-items:center;gap:8px;margin-bottom:18px}
.dot{width:9px;height:9px;border-radius:50%;background:var(--c-muted);flex:0 0 auto}
.dot--brand{background:var(--c-brand)}
.cmp-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.cmp-row:last-child{margin-bottom:0}
.cmp-row__label{font-size:15px;color:var(--c-ink-2)}
.cmp-row__val{font-size:15.5px;font-weight:700;color:var(--c-ink);font-variant-numeric:tabular-nums}
.bar{height:6px;border-radius:var(--r-pill);background:rgba(18,22,26,.08);margin-top:8px;overflow:hidden}
.bar span{display:block;height:100%;border-radius:var(--r-pill);background:var(--c-muted);width:var(--w,50%);transition:width .6s ease}
.compare__panel--after .bar span{background:var(--c-brand)}
.cmp-item{margin-bottom:16px}
.cmp-item:last-child{margin-bottom:0}
.cmp-item__top{display:flex;align-items:center;justify-content:space-between;gap:12px}

/* ===== 资讯列表 ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(15,138,95,.3)}
.news-card__cover{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--c-brand-soft)}
.news-card__cover img{width:100%;height:100%;object-fit:cover}
.news-card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.badge{
  display:inline-block;font-size:12.5px;font-weight:600;line-height:1;
  padding:5px 10px;border-radius:var(--r-pill);
  background:var(--c-brand-soft);color:var(--c-brand-deep);
}
.badge--accent{background:var(--c-accent-soft);color:#B94A15}
.news-card h3{font-size:17px;line-height:1.5;font-weight:600}
.news-card h3 a{color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a:hover{color:var(--c-brand-deep)}
.news-card__excerpt{
  font-size:14.5px;color:var(--c-muted);line-height:1.75;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__meta{
  margin-top:auto;display:flex;align-items:center;gap:6px;
  font-size:13.5px;color:var(--c-muted);font-variant-numeric:tabular-nums;
}
.news-card__meta svg{width:15px;height:15px;flex:0 0 auto}
.empty-card{
  grid-column:1/-1;border:1.5px dashed var(--c-line);border-radius:var(--r-card);
  padding:44px 24px;text-align:center;background:var(--c-surface);
}
.empty-card svg{width:34px;height:34px;color:var(--c-muted);margin:0 auto 12px}
.empty-card p{color:var(--c-muted);font-size:15px;margin-bottom:12px}

/* ===== FAQ ===== */
.faq{max-width:900px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px;text-align:left;font-size:16px;font-weight:500;color:var(--c-ink);
  min-height:44px;
}
.faq-q:hover{color:var(--c-brand-deep)}
.faq-q svg{width:18px;height:18px;flex:0 0 auto;color:var(--c-brand);transition:transform .25s ease}
.faq-item.is-open .faq-q{color:var(--c-brand-deep)}
.faq-item.is-open .faq-q svg{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{
  margin:0;padding:0 4px 22px;font-size:15.5px;line-height:1.85;color:var(--c-ink-2);
}

/* ===== 转化表单 ===== */
.cta-band{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.cta-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:32px;align-items:start}
.cta-copy{grid-column:span 5}
.cta-form-wrap{grid-column:span 7}
.point-list li{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;font-size:15.5px;color:var(--c-ink-2)}
.point-list svg{width:18px;height:18px;color:var(--c-brand);flex:0 0 auto;margin-top:5px}
.contact-lines{margin-top:22px;font-size:15px;color:var(--c-ink-2)}
.contact-lines strong{color:var(--c-ink)}
.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-ink-2);margin-bottom:7px}
.input,.select,.textarea{
  width:100%;min-height:46px;padding:11px 14px;
  border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:#FCFCFA;color:var(--c-ink);font-size:15.5px;line-height:1.5;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.textarea{min-height:110px;resize:vertical}
.input:focus,.select:focus,.textarea:focus{
  outline:none;background:#fff;border-color:var(--c-brand);
  box-shadow:0 0 0 3px rgba(15,138,95,.2);
}
.input.is-invalid,.select.is-invalid,.textarea.is-invalid{border-color:var(--c-error);background:var(--c-accent-soft)}
.err{display:none;font-size:13px;color:var(--c-error);margin-top:6px}
.err.is-show{display:block}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--c-ink-2)}
.check-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--c-brand);flex:0 0 auto}
.form-ok{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-btn);
  background:var(--c-brand-soft);color:var(--c-brand-deep);
  font-size:14.5px;border:1px solid rgba(15,138,95,.25);
}
.form-ok.is-show{display:block}

/* ===== 页脚 ===== */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand .logo__text{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.62);margin-top:14px}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:14px}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:var(--c-brand)}
.footer-contact li{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.68);margin-bottom:9px}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.1);
  padding:18px 0 22px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ===== 响应式 ===== */
@media (max-width:1279px){
  .container{padding:0 20px}
  .svc--lg{grid-column:span 6}
  .svc--md{grid-column:span 6}
}
@media (max-width:1023px){
  :root{--sect-y:60px}
  .hero-copy{grid-column:span 12}
  .hero-visual{grid-column:span 12;margin-top:8px}
  .hero-float{right:12px;bottom:-14px}
  .kpi-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .kpi:nth-child(3){border-left:0;padding-left:0}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .cta-copy,.cta-form-wrap{grid-column:span 12}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  :root{--sect-y:48px}
  body{font-size:16px;line-height:1.8}
  .container{padding:0 16px}
  .nav-wrap{height:64px}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(86vw,360px);
    background:var(--c-surface);flex-direction:column;align-items:stretch;
    gap:6px;padding:84px 20px 28px;margin:0;
    transform:translateX(100%);transition:transform .28s ease;
    box-shadow:-12px 0 32px -18px rgba(18,22,26,.35);z-index:119;overflow-y:auto;
  }
  .main-nav.is-open{transform:translateX(0)}
  .nav-link{min-height:48px;font-size:16px;padding:0 12px;border-radius:10px}
  .nav-link::after{display:none}
  .nav-link.is-active{background:var(--c-brand-soft)}
  .hamburger{display:inline-flex}
  .nav-actions .btn{display:none}
  .hero{padding:36px 0 48px}
  .hero-sub{font-size:16.5px}
  .hero-actions .btn{width:100%}
  .hero-float{position:static;margin-top:16px;right:auto;bottom:auto}
  .kpi-grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .kpi{border-left:0;padding-left:0}
  .svc--lg,.svc--md{grid-column:span 12}
  .compare{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .form-card{padding:20px}
  .footer-grid{grid-template-columns:1fr}
  .faq-q{font-size:15.5px;padding:18px 2px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:480px){
  h1{font-size:28px}
  .kpi-grid{grid-template-columns:1fr}
  .hero-actions{gap:10px}
}

/* roulang page: article */
:root{
  --c-brand:#0F8A5F;
  --c-brand-deep:#0A6B49;
  --c-brand-soft:#E6F3EC;
  --c-accent:#FF6A2B;
  --c-accent-soft:#FFEDE4;
  --c-ink:#12161A;
  --c-ink-2:#3E4650;
  --c-muted:#6B7480;
  --c-line:#E3E6E1;
  --c-bg:#FAFAF7;
  --c-surface:#FFFFFF;
  --c-dark:#10161B;
  --c-error:#D9482B;
  --c-ok:#0F8A5F;
  --c-warn:#C88A00;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --shadow-1:0 1px 2px rgba(18,22,26,.06);
  --shadow-2:0 10px 30px -14px rgba(18,22,26,.18);
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --r-block:18px;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-brand-deep);}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:.01em;}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.25em;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--gutter);}
.num{font-variant-numeric:tabular-nums;}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;line-height:1.2;
  border:1px solid transparent;transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .15s ease,box-shadow .2s ease;
  min-height:44px;
}
.btn:active{transform:scale(.98);}
.btn--primary{background:var(--c-brand);color:#fff;box-shadow:var(--shadow-1);}
.btn--primary:hover{background:var(--c-brand-deep);color:#fff;box-shadow:var(--shadow-2);}
.btn--ghost{background:transparent;color:var(--c-ink);border-color:var(--c-line);}
.btn--ghost:hover{border-color:var(--c-brand);color:var(--c-brand);}
.btn--pill{border-radius:var(--r-pill);padding:11px 20px;}
.btn--block{width:100%;}
.btn[disabled]{opacity:.4;pointer-events:none;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-brand);}
.text-link svg{transition:transform .2s ease;}
.text-link:hover svg{transform:translateX(3px);}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;gap:26px;height:72px;transition:height .25s ease;}
.site-header.is-scrolled .header-inner{height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo__mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(140deg,var(--c-brand),var(--c-brand-deep));
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.logo__mark svg{width:20px;height:20px;}
.logo__text{font-size:17.5px;font-weight:700;color:var(--c-ink);letter-spacing:.01em;white-space:nowrap;}
.logo:hover .logo__text{color:var(--c-brand-deep);}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;
  padding:0 12px;font-size:15.5px;font-weight:500;color:var(--c-ink-2);
  transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:8px;height:2px;width:0;
  background:var(--c-brand);border-radius:2px;transform:translateX(-50%);
  transition:width .22s ease;
}
.nav-link:hover{color:var(--c-brand);}
.nav-link:hover::after{width:24px;}
.nav-link.is-active{color:var(--c-brand);font-weight:600;}
.nav-link.is-active::after{width:24px;height:3px;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.hamburger{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  align-items:center;justify-content:center;border:1px solid var(--c-line);
}
.hamburger:hover{border-color:var(--c-brand);}
.hamburger span{display:block;width:18px;height:1.75px;background:var(--c-ink);margin:3px auto;border-radius:2px;}

/* ============ drawer ============ */
.drawer-overlay{
  position:fixed;inset:0;background:rgba(16,22,27,.5);z-index:70;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-overlay.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,360px);background:#fff;
  z-index:80;transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
  box-shadow:-10px 0 30px -18px rgba(18,22,26,.45);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--c-line);}
.drawer-close{width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--c-line);display:inline-flex;align-items:center;justify-content:center;}
.drawer-nav{display:flex;flex-direction:column;margin:14px 0;}
.drawer-nav a{padding:13px 4px;font-size:16px;font-weight:500;color:var(--c-ink-2);border-bottom:1px solid var(--c-line);}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--c-brand);}
.drawer-contact{margin-top:8px;font-size:14px;color:var(--c-muted);line-height:1.9;}
.drawer-cta{margin-top:18px;}

/* ============ breadcrumb ============ */
.crumb-wrap{background:#fff;border-bottom:1px solid var(--c-line);}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:13.5px;color:var(--c-muted);}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-brand);}
.breadcrumb .sep{color:#BFC5C0;}
.breadcrumb .is-current{color:var(--c-ink-2);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ article ============ */
.article-hero{padding:40px 0 8px;}
.article-hero__inner{max-width:860px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--c-brand-soft);color:var(--c-brand-deep);
  font-size:13px;font-weight:600;line-height:1.4;
}
.article-title{
  font-size:clamp(26px,3.6vw,40px);line-height:1.32;font-weight:700;
  margin:16px 0 18px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;color:var(--c-muted);font-size:13.5px;}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:#C6CCC7;}
.meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-item svg{width:15px;height:15px;stroke:var(--c-muted);}

.article-main{padding:28px 0 8px;}
.article-shell{display:grid;grid-template-columns:minmax(0,760px);justify-content:start;}
.article-panel{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-block);box-shadow:var(--shadow-1);padding:36px 40px;}
.article-content{font-size:16.5px;line-height:1.88;color:var(--c-ink-2);}
.article-content > *:first-child{margin-top:0;}
.article-content p{margin:0 0 1em;}
.article-content h2{
  position:relative;font-size:clamp(21px,2.5vw,27px);line-height:1.4;font-weight:650;
  color:var(--c-ink);margin:1.6em 0 .6em;padding-left:14px;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:2px;background:var(--c-brand);
}
.article-content h3{font-size:20px;line-height:1.45;font-weight:600;color:var(--c-ink);margin:1.6em 0 .6em;}
.article-content h4{font-size:17px;font-weight:600;color:var(--c-ink);margin:1.4em 0 .5em;}
.article-content a{color:var(--c-brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-content a:hover{color:var(--c-brand-deep);}
.article-content strong{color:var(--c-ink);font-weight:600;}
.article-content ul,.article-content ol{padding-left:0;list-style:none;margin:0 0 1em;}
.article-content li{position:relative;padding-left:20px;margin-bottom:.5em;}
.article-content ul > li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;
  background:var(--c-brand);border-radius:2px;
}
.article-content ol{counter-reset:item;}
.article-content ol > li{counter-increment:item;}
.article-content ol > li::before{
  content:counter(item);position:absolute;left:0;top:.35em;
  font-size:12.5px;font-weight:700;color:var(--c-brand);
  background:var(--c-brand-soft);border-radius:5px;padding:0 5px;line-height:1.5;
}
.article-content blockquote{
  margin:1.4em 0;padding:14px 18px;
  border-left:3px solid var(--c-accent);
  background:#FCFAF7;border-radius:0 var(--r-img) var(--r-img) 0;
  color:var(--c-ink-2);
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{border-radius:var(--r-img);margin:1.4em 0 .5em;width:100%;}
.article-content figure{margin:1.4em 0;}
.article-content figcaption{font-size:13.5px;color:var(--c-muted);text-align:center;margin-top:.5em;}
.article-content table{
  width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15.5px;
  border:1px solid var(--c-line);border-radius:var(--r-img);overflow:hidden;
}
.article-content th{
  background:#F3F5F2;color:var(--c-ink);font-weight:600;text-align:left;
  padding:11px 14px;border-bottom:1px solid var(--c-line);line-height:1.7;
}
.article-content td{padding:11px 14px;border-bottom:1px solid var(--c-line);line-height:1.7;}
.article-content tr:last-child td{border-bottom:none;}
.article-content code{
  background:#F3F5F2;border-radius:5px;padding:1px 6px;font-size:14.5px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--c-ink);
}
.article-content hr{border:none;border-top:1px solid var(--c-line);margin:2em 0;}

.empty-state{
  border:1px dashed var(--c-line);border-radius:var(--r-block);background:#fff;
  padding:52px 28px;text-align:center;
}
.empty-state svg{width:36px;height:36px;stroke:var(--c-brand);margin-bottom:14px;}
.empty-state h2{font-size:20px;margin-bottom:8px;}
.empty-state p{color:var(--c-muted);font-size:15px;}

/* ============ related ============ */
.section{padding:72px 0;}
.section--tight{padding:56px 0 72px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.section-title{font-size:clamp(21px,2.6vw,28px);line-height:1.35;font-weight:650;position:relative;padding-left:14px;}
.section-title::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--c-brand);}
.section-sub{margin:8px 0 0;color:var(--c-muted);font-size:14.5px;}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.post-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(15,138,95,.3);}
.post-card__media{position:relative;aspect-ratio:16/10;background:var(--c-brand-soft);overflow:hidden;}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.post-card:hover .post-card__media img{transform:scale(1.04);}
.post-card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-card__title{font-size:17px;line-height:1.5;font-weight:600;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card:hover .post-card__title{color:var(--c-brand-deep);}
.post-card__desc{font-size:14.5px;color:var(--c-muted);line-height:1.75;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card__foot{margin-top:auto;display:flex;align-items:center;gap:6px;font-size:13.5px;color:var(--c-muted);font-variant-numeric:tabular-nums;}
.post-card__foot svg{width:14px;height:14px;stroke:var(--c-muted);}
.post-card__link{position:relative;text-decoration:none;}

/* ============ pager / actions ============ */
.article-actions{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  margin-top:36px;padding-top:24px;border-top:1px solid var(--c-line);
}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px;}
.pager a{
  display:block;padding:16px 18px;border:1px solid var(--c-line);border-radius:var(--r-card);
  background:#fff;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.pager a:hover{border-color:rgba(15,138,95,.35);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.pager span{display:block;font-size:13px;color:var(--c-muted);margin-bottom:6px;}
.pager strong{display:block;font-size:15.5px;font-weight:600;color:var(--c-ink);line-height:1.5;}
.pager .is-next{text-align:right;}

/* ============ footer ============ */
.site-footer{background:var(--c-dark);color:#B9C2C7;padding:56px 0 0;margin-top:16px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:36px;}
.footer-brand .logo__text{color:#fff;}
.footer-brand p{margin-top:14px;font-size:14.5px;line-height:1.85;color:#9BA5AB;max-width:34ch;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:#B9C2C7;font-size:14.5px;}
.footer-col a:hover{color:#4FD3A0;}
.footer-contact li{font-size:14.5px;color:#9BA5AB;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:18px 0 26px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13.5px;color:#8C969C;
}

/* ============ reveal ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease;}
.reveal.is-visible{opacity:1;transform:none;}

/* ============ responsive ============ */
@media (max-width:1279px){
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .hamburger{display:inline-flex;}
  .header-cta{display:none;}
  .section{padding:56px 0;}
  .article-panel{padding:28px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
}
@media (max-width:767px){
  :root{--gutter:16px;}
  body{font-size:16px;line-height:1.8;}
  .header-inner{height:64px;}
  .card-grid{grid-template-columns:1fr;}
  .article-hero{padding:26px 0 4px;}
  .article-panel{padding:22px 18px;border-radius:14px;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .pager{grid-template-columns:1fr;}
  .pager .is-next{text-align:left;}
  .breadcrumb .is-current{max-width:100%;white-space:normal;}
  .footer-grid{grid-template-columns:1fr;}
  .article-actions{flex-direction:column;align-items:stretch;}
  .article-actions .btn{width:100%;}
}
@media (max-width:479px){
  .logo__text{font-size:16px;}
  .article-content{font-size:16px;}
  .article-content th,.article-content td{padding:9px 10px;font-size:14.5px;}
}

/* roulang page: category1 */
:root{
  --c-brand:#0F8A5F;
  --c-brand-deep:#0A6B49;
  --c-brand-soft:#E6F3EC;
  --c-accent:#FF6A2B;
  --c-accent-soft:#FFEDE4;
  --c-ink:#12161A;
  --c-ink-2:#3E4650;
  --c-muted:#6B7480;
  --c-line:#E3E6E1;
  --c-bg:#FAFAF7;
  --c-surface:#FFFFFF;
  --c-dark:#10161B;
  --c-error:#D9482B;
  --c-ok:#0F8A5F;
  --c-warn:#C88A00;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --shadow-1:0 1px 2px rgba(18,22,26,.06);
  --shadow-2:0 10px 30px -14px rgba(18,22,26,.18);
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --r-block:18px;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;background:#EEF0EC}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:1.6em 0 .6em;font-weight:650;color:var(--c-ink);letter-spacing:.2px}
h1{font-size:clamp(30px,4.2vw,46px);line-height:1.28;font-weight:700;margin:0 0 .5em}
h2{font-size:clamp(23px,3vw,32px);line-height:1.35;margin:0 0 .55em}
h3{font-size:20px;line-height:1.45;font-weight:600;margin:0 0 .5em}
p{margin:0 0 1em}
b,strong{font-weight:650}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--gutter)}
.section{padding:72px 0}
.section--tight{padding:40px 0}
.section--soft{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:72px;transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;letter-spacing:.2px;flex:none}
.logo__mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--c-brand),var(--c-brand-deep));
  display:grid;place-items:center;
}
.logo__mark svg{width:20px;height:20px}
.logo__text{white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:10px 12px;font-size:15px;color:var(--c-ink-2);
  border-radius:8px;transition:color .2s ease;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:4px;height:2px;width:0;
  background:var(--c-brand);border-radius:2px;transform:translateX(-50%);
  transition:width .25s ease;
}
.nav-link:hover{color:var(--c-brand)}
.nav-link:hover::after{width:calc(100% - 24px)}
.nav-link.is-active{color:var(--c-brand);font-weight:600}
.nav-link.is-active::before{
  content:"";position:absolute;bottom:2px;left:50%;transform:translateX(-50%);
  width:18px;height:3px;border-radius:3px;background:var(--c-brand);
}
.nav-drawer-extra{display:none}
.header-actions{display:flex;align-items:center;gap:12px;flex:none}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--c-line);align-items:center;justify-content:center;
  flex-direction:column;gap:5px;transition:background .2s ease;
}
.nav-toggle:hover{background:var(--c-brand-soft)}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform .25s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-mask{
  position:fixed;inset:0;background:rgba(16,22,27,.45);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.nav-mask.is-show{opacity:1;visibility:visible}

/* ============ buttons / pills ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;border:1px solid transparent;
  transition:transform .18s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.98)}
.btn:disabled,.btn[disabled]{opacity:.4;pointer-events:none}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--c-brand-deep);box-shadow:var(--shadow-2)}
.btn-outline{background:var(--c-surface);border-color:var(--c-line);color:var(--c-ink)}
.btn-outline:hover{border-color:var(--c-brand);color:var(--c-brand)}
.btn-ghost{background:var(--c-brand-soft);color:var(--c-brand-deep)}
.btn-ghost:hover{background:#D8EDE3}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42)}
.btn-light:hover{background:rgba(255,255,255,.24)}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px}
.btn-pill{border-radius:var(--r-pill)}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:600;letter-spacing:.3px;
  background:var(--c-brand-soft);color:var(--c-brand-deep);
}
.pill--light{background:rgba(255,255,255,.16);color:#EAF6F0;border:1px solid rgba(255,255,255,.28)}
.pill__dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);flex:none}

/* ============ page banner ============ */
.page-banner{
  position:relative;
  background-color:#10161B;
  background-size:cover;
  background-position:center;
  border-radius:0;
  overflow:hidden;
  min-height:260px;
  display:flex;align-items:center;
}
.page-banner__overlay{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(16,22,27,.86) 8%,rgba(16,22,27,.62) 58%,rgba(16,22,27,.5) 100%);
}
.page-banner__inner{position:relative;z-index:2;padding-top:52px;padding-bottom:52px;max-width:880px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:#A9B5B0;margin-bottom:18px}
.breadcrumb a{color:#C9D6D0;transition:color .2s ease}
.breadcrumb a:hover{color:#fff}
.breadcrumb span[aria-current]{color:#8E9A95}
.page-banner h1{color:#fff;margin:14px 0 12px}
.page-banner__desc{color:#D3DCD8;font-size:17px;line-height:1.85;max-width:720px;margin-bottom:24px}
.page-banner__actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ section head ============ */
.section-head{max-width:780px;margin-bottom:36px}
.section-head .eyebrow{
  display:inline-block;font-size:13.5px;font-weight:600;color:var(--c-brand);
  letter-spacing:1px;margin-bottom:10px;
}
.section-head h2{position:relative;padding-left:16px;margin:0 0 14px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:3px;background:var(--c-brand);
}
.section-head p{color:var(--c-ink-2);margin:0;max-width:720px}

/* ============ point cards ============ */
.point-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.point-card{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.point-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(15,138,95,.3)}
.point-card__top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}
.point-card__icon{
  width:44px;height:44px;border-radius:12px;flex:none;
  background:var(--c-brand-soft);color:var(--c-brand);
  display:grid;place-items:center;
}
.point-card__icon svg{width:22px;height:22px}
.point-card__no{
  font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;
  color:#D7DCD6;letter-spacing:1px;
}
.point-card h3{margin-bottom:8px}
.point-card p{margin:0;color:var(--c-ink-2);font-size:15.5px;line-height:1.85}

/* ============ split ============ */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.split__media{position:relative}
.split__media img{
  width:100%;height:auto;border-radius:var(--r-img);
  box-shadow:var(--shadow-2);object-fit:cover;
}
.split__media--tag{
  position:absolute;left:18px;bottom:18px;
  background:rgba(255,255,255,.94);border-radius:var(--r-pill);
  padding:8px 16px;font-size:13.5px;font-weight:600;color:var(--c-brand-deep);
  box-shadow:var(--shadow-1);
}
.check-list{display:grid;gap:12px;margin:22px 0 0}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--c-ink-2)}
.check-list li::before{
  content:"";width:8px;height:8px;border-radius:2px;background:var(--c-brand);
  flex:none;margin-top:.62em;
}

/* ============ metrics ============ */
.metric-board{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-block);padding:8px 24px;box-shadow:var(--shadow-1);
}
.metric-row{
  display:grid;grid-template-columns:minmax(220px,1.15fr) 2fr 132px;
  gap:20px;align-items:center;padding:22px 0;border-bottom:1px dashed var(--c-line);
}
.metric-row:last-child{border-bottom:0}
.metric-row__label span{display:block;font-size:16px;font-weight:600}
.metric-row__label em{font-style:normal;font-size:13.5px;color:var(--c-muted)}
.metric-row__track{
  height:10px;border-radius:var(--r-pill);background:#EDF0EC;overflow:hidden;
}
.metric-row__track i{
  display:block;height:100%;border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--c-brand),#16A874);
}
.metric-row__value{
  text-align:right;font-variant-numeric:tabular-nums;
  font-size:22px;font-weight:700;color:var(--c-ink);
}
.metric-row__value em{font-style:normal;font-size:13.5px;font-weight:600;color:var(--c-muted);margin-left:4px}

/* ============ notice bar ============ */
.notice-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-left:4px solid var(--c-accent);
  border-radius:var(--r-card);padding:18px 22px;box-shadow:var(--shadow-1);
}
.notice-bar__label{
  font-size:13.5px;font-weight:700;color:var(--c-accent);
  letter-spacing:1px;flex:none;
}
.notice-bar ul{display:flex;flex-wrap:wrap;gap:10px 26px}
.notice-bar li{font-size:14.5px;color:var(--c-ink-2)}
.notice-bar a{color:var(--c-ink-2);transition:color .2s ease}
.notice-bar a:hover{color:var(--c-brand)}

/* ============ FAQ ============ */
.faq{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(15,138,95,.3)}
.faq-item.is-open{border-color:rgba(15,138,95,.45);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;padding:18px 20px;font-size:16px;font-weight:500;line-height:1.6;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--c-brand)}
.faq-item.is-open .faq-q{color:var(--c-brand-deep)}
.faq-q svg{width:18px;height:18px;flex:none;transition:transform .25s ease;color:var(--c-brand)}
.faq-item.is-open .faq-q svg{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{
  margin:0;padding:0 20px 20px;color:var(--c-ink-2);
  font-size:15.5px;line-height:1.85;border-top:0;
}
.faq-a__inner{background:var(--c-brand-soft);border-radius:10px;margin:0 14px 16px;padding:14px 16px}
.faq-a__inner p{padding:0;background:transparent}

/* ============ CTA outline ============ */
.cta-outline{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  border:1.5px dashed rgba(15,138,95,.5);
  background:var(--c-brand-soft);
  border-radius:var(--r-block);
  padding:34px 32px;
}
.cta-outline__text{max-width:620px}
.cta-outline h2{margin:0 0 10px}
.cta-outline p{margin:0;color:var(--c-ink-2);font-size:15.5px}
.cta-outline__actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ footer ============ */
.site-footer{background:var(--c-dark);color:#C9D1CE;padding:56px 0 0;margin-top:12px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand .logo{color:#fff}
.footer-brand .logo__text{color:#fff}
.footer-brand p{margin:16px 0 0;font-size:14.5px;line-height:1.8;color:#98A4A0;max-width:320px}
.site-footer h4{color:#fff;font-size:15px;font-weight:600;margin:0 0 16px;letter-spacing:.4px}
.footer-col ul{display:grid;gap:10px;font-size:14.5px}
.site-footer a{color:#C9D1CE;transition:color .2s ease}
.site-footer a:hover{color:var(--c-brand)}
.footer-contact li{color:#98A4A0}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13.5px;color:#8B9691;
}

/* ============ reveal ============ */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
.reveal.is-in{opacity:1;transform:none}

/* ============ responsive ============ */
@media (max-width:1023px){
  :root{--gutter:20px}
  .split{grid-template-columns:1fr;gap:32px}
  .split__media{order:-1}
  .metric-row{grid-template-columns:1fr 1.4fr 100px;gap:14px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:860px){
  .nav-toggle{display:flex}
  .header-actions .btn{display:none}
  .main-nav{
    position:fixed;top:0;right:0;height:100%;width:min(86vw,360px);
    background:var(--c-surface);flex-direction:column;align-items:stretch;gap:2px;
    padding:88px 20px 32px;transform:translateX(102%);
    transition:transform .3s ease;z-index:120;overflow-y:auto;
    box-shadow:-24px 0 46px -26px rgba(18,22,26,.34);
  }
  .main-nav.is-open{transform:translateX(0)}
  .nav-link{padding:14px 10px;font-size:16px;border-bottom:1px solid var(--c-line);border-radius:0}
  .nav-link::after{display:none}
  .nav-link.is-active::before{display:none}
  .nav-link.is-active{border-left:3px solid var(--c-brand);padding-left:14px}
  .nav-drawer-extra{display:block;margin-top:24px}
  .nav-drawer-extra .btn{width:100%}
  .drawer-contact{margin-top:20px;display:grid;gap:8px;font-size:14px;color:var(--c-muted)}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.8}
  .section{padding:48px 0}
  .section--tight{padding:28px 0}
  .point-grid{grid-template-columns:1fr;gap:18px}
  .page-banner{min-height:200px}
  .page-banner__inner{padding-top:36px;padding-bottom:36px}
  .page-banner__desc{font-size:15.5px}
  .section-head{margin-bottom:26px}
  .point-card{padding:20px}
  .metric-board{padding:4px 18px}
  .metric-row{grid-template-columns:1fr;gap:10px;padding:18px 0}
  .metric-row__value{text-align:left}
  .cta-outline{padding:26px 20px}
  .cta-outline__actions{width:100%}
  .cta-outline__actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .nav-toggle{display:flex}
}
@media (max-width:480px){
  :root{--gutter:16px}
  .logo__text{font-size:15.5px}
  .page-banner__actions .btn{width:100%}
  .btn{width:auto}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --c-brand:#0F8A5F;
  --c-brand-deep:#0A6B49;
  --c-brand-soft:#E6F3EC;
  --c-accent:#FF6A2B;
  --c-accent-soft:#FFEDE4;
  --c-ink:#12161A;
  --c-ink-2:#3E4650;
  --c-muted:#6B7480;
  --c-line:#E3E6E1;
  --c-bg:#FAFAF7;
  --c-surface:#FFFFFF;
  --c-dark:#10161B;
  --c-error:#D9482B;
  --c-ok:#0F8A5F;
  --c-warn:#C88A00;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --radius-pill:999px;
  --radius-block:18px;
  --shadow-1:0 1px 2px rgba(18,22,26,.06);
  --shadow-2:0 10px 30px -14px rgba(18,22,26,.18);
  --gutter:24px;
  --section-y:72px;
  --nav-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;background:var(--c-brand-soft);}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.4}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
svg{display:block}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums}

.container{max-width:1200px;margin:0 auto;padding:0 var(--gutter);width:100%}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:var(--nav-h);
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo__mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--c-brand);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.logo__mark svg{width:20px;height:20px}
.logo__text{font-size:17px;font-weight:650;letter-spacing:.2px;color:var(--c-ink);white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;
  padding:10px 12px;
  font-size:15px;color:var(--c-ink-2);
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:4px;
  height:2px;width:0;background:var(--c-brand);
  border-radius:2px;transform:translateX(-50%);
  transition:width .22s ease;
}
.nav-link:hover{color:var(--c-brand);background:var(--c-brand-soft)}
.nav-link:hover::after{width:calc(100% - 24px)}
.nav-link.is-active{color:var(--c-brand);font-weight:600}
.nav-link.is-active::after{width:calc(100% - 24px);height:3px;border-radius:3px}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-mobile-extra{display:none}
.nav-toggle{
  display:none;
  width:44px;height:44px;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--c-line);
  background:var(--c-surface);
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--c-ink);stroke-width:1.75;fill:none;stroke-linecap:round}
.nav-backdrop{
  position:fixed;inset:0;background:rgba(16,22,27,.42);
  opacity:0;visibility:hidden;transition:opacity .25s ease;z-index:88;
}
.nav-backdrop.is-open{opacity:1;visibility:visible}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .12s ease,box-shadow .2s ease;
  white-space:nowrap;border:1px solid transparent;
}
.btn:active{transform:scale(.98)}
.btn svg{width:16px;height:16px;stroke-width:1.75;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round}
.btn-primary{background:var(--c-brand);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--c-brand-deep);box-shadow:var(--shadow-2)}
.btn-outline{background:transparent;color:var(--c-brand);border-color:var(--c-brand)}
.btn-outline:hover{background:var(--c-brand-soft)}
.btn-light{background:#fff;color:var(--c-dark)}
.btn-light:hover{background:var(--c-brand-soft);color:var(--c-brand-deep)}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn-ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px}
.btn-block{width:100%}
.btn[disabled]{opacity:.4;pointer-events:none}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--c-brand);font-weight:600;font-size:15px;
  border-bottom:1px solid transparent;transition:border-color .2s ease,gap .2s ease;
}
.link-arrow:hover{border-color:var(--c-brand);gap:10px}
.link-arrow svg{width:15px;height:15px;stroke:currentColor;stroke-width:1.75;fill:none;stroke-linecap:round;stroke-linejoin:round}

/* ---------- Eyebrow / badge ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:var(--c-brand-soft);color:var(--c-brand-deep);
  font-size:13.5px;font-weight:600;line-height:1.6;
}
.eyebrow--accent{background:var(--c-accent-soft);color:#B8431A}
.badge{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:var(--radius-pill);
  background:var(--c-brand-soft);color:var(--c-brand-deep);
  font-size:12.5px;font-weight:600;
}

/* ---------- Section ---------- */
.section{padding:var(--section-y) 0}
.section--tight{padding:56px 0}
.section-head{max-width:760px;margin-bottom:36px}
.section-head h2{
  font-size:clamp(23px,3vw,32px);font-weight:650;line-height:1.35;
  margin-bottom:12px;position:relative;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;
  width:4px;border-radius:3px;background:var(--c-brand);
}
.section-head p{color:var(--c-ink-2);font-size:16px}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}

/* ---------- Hero ---------- */
.page-hero{padding:56px 0 48px;background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%)}
.hero-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:40px;align-items:center}
.hero-copy{grid-column:span 6}
.hero-copy h1{
  font-size:clamp(30px,4.2vw,46px);line-height:1.28;font-weight:700;
  margin:18px 0 16px;letter-spacing:-.4px;
}
.hero-copy .hero-sub{font-size:17px;color:var(--c-ink-2);line-height:1.8;margin-bottom:26px;max-width:30em}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.hero-visual{grid-column:span 6;position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-block);box-shadow:var(--shadow-2);
}
.hero-float{
  position:absolute;left:-18px;bottom:22px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);padding:12px 16px;display:flex;align-items:center;gap:12px;
}
.hero-float strong{font-size:20px;color:var(--c-brand);font-variant-numeric:tabular-nums}
.hero-float span{font-size:13px;color:var(--c-muted);line-height:1.5;display:block}
.hero-float .dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex-shrink:0}

/* ---------- Metric strip ---------- */
.metric-strip{
  background:var(--c-dark);color:#fff;border-radius:var(--radius-block);
  padding:28px 24px;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 1px,transparent 1px 22px);
}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric-item{text-align:center;padding:8px 6px}
.metric-item .val{
  font-size:clamp(26px,3vw,38px);font-weight:700;line-height:1.2;
  color:var(--c-brand);font-variant-numeric:tabular-nums;
  display:flex;align-items:baseline;justify-content:center;gap:4px;min-height:1.2em;
}
.metric-item .val em{font-size:14px;font-style:normal;color:rgba(255,255,255,.72);font-weight:500}
.metric-item .lbl{font-size:13.5px;color:rgba(255,255,255,.66);margin-top:8px}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:34px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--c-brand) 0%,var(--c-line) 100%);
  border-radius:2px;
}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:6px;
  width:24px;height:24px;border-radius:50%;
  background:var(--c-surface);border:2px solid var(--c-brand);
  box-shadow:0 0 0 4px var(--c-brand-soft);
}
.tl-num{
  display:inline-block;font-size:13px;font-weight:700;color:var(--c-brand);
  letter-spacing:.6px;font-variant-numeric:tabular-nums;margin-bottom:4px;
}
.tl-item h3{font-size:19px;font-weight:600;margin-bottom:8px}
.tl-item p{color:var(--c-ink-2);font-size:15.5px;max-width:56em}

/* ---------- Table ---------- */
.spec-table{border:1px solid var(--c-line);border-radius:var(--radius-card);overflow:hidden;background:var(--c-surface)}
.spec-row{display:grid;grid-template-columns:220px 1fr;gap:20px;padding:18px 24px;border-bottom:1px solid var(--c-line)}
.spec-row:last-child{border-bottom:none}
.spec-row:nth-child(odd){background:rgba(15,138,95,.035)}
.spec-row dt{font-weight:600;font-size:15.5px;color:var(--c-ink)}
.spec-row dd{margin:0;color:var(--c-ink-2);font-size:15.5px}

/* ---------- Alternating media blocks ---------- */
.split{display:grid;grid-template-columns:repeat(12,1fr);gap:40px;align-items:center}
.split + .split{margin-top:56px}
.split__media{grid-column:span 6}
.split__media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-block);box-shadow:var(--shadow-1)}
.split__body{grid-column:span 6}
.split.is-reverse .split__media{order:2}
.split.is-reverse .split__body{order:1}
.split__body h3{font-size:21px;font-weight:600;margin-bottom:12px}
.split__body p{color:var(--c-ink-2);font-size:15.8px}
.check-list{margin-top:16px;display:grid;gap:10px}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px;color:var(--c-ink-2)}
.check-list li::before{
  content:"";flex-shrink:0;width:8px;height:8px;margin-top:.62em;
  border-radius:2px;background:var(--c-brand);
}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;align-items:start}
.faq-col{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--c-line);border-radius:var(--radius-card);
  background:var(--c-surface);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:rgba(15,138,95,.4);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:16px;font-weight:500;color:var(--c-ink);
  transition:color .2s ease;min-height:44px;
}
.faq-q:hover{color:var(--c-brand)}
.faq-q .chev{
  width:20px;height:20px;flex-shrink:0;stroke:var(--c-muted);stroke-width:1.75;
  fill:none;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s ease,stroke .2s ease;
}
.faq-item.is-open .chev{transform:rotate(180deg);stroke:var(--c-brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a__inner{
  padding:0 20px 18px;font-size:15.2px;line-height:1.85;color:var(--c-ink-2);
}

/* ---------- CTA dark ---------- */
.cta-dark{
  background:var(--c-dark);color:#fff;border-radius:var(--radius-block);
  padding:44px 40px;
  background-image:repeating-linear-gradient(120deg,rgba(255,255,255,.045) 0 1px,transparent 1px 26px);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-dark h2{font-size:clamp(21px,2.5vw,27px);font-weight:650;line-height:1.4;margin-bottom:10px}
.cta-dark p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:44em}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-note{margin-top:16px;font-size:13.5px;color:rgba(255,255,255,.55)}
.cta-note a{color:var(--c-brand);border-bottom:1px solid rgba(15,138,95,.5)}

/* ---------- Breadcrumb ---------- */
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--c-muted);margin-bottom:16px}
.crumb a{color:var(--c-muted);transition:color .2s ease}
.crumb a:hover{color:var(--c-brand)}
.crumb span.sep{opacity:.55}
.crumb span.now{color:var(--c-ink-2)}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:56px 0 0;margin-top:var(--section-y)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.footer-brand .logo{margin-bottom:14px}
.footer-brand .logo__text{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:34em}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.68);transition:color .2s ease}
.footer-col a:hover{color:var(--c-brand)}
.footer-contact li{font-size:14.5px;color:rgba(255,255,255,.62)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:18px 0 24px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ---------- Reveal ---------- */
.js-ready .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.js-ready .reveal.is-visible{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  :root{--section-y:56px}
  .hero-copy,.hero-visual{grid-column:span 12}
  .hero-visual img{aspect-ratio:16/10}
  .hero-float{left:16px}
  .split__media,.split__body{grid-column:span 12}
  .split.is-reverse .split__media{order:0}
  .split.is-reverse .split__body{order:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:900px){
  .main-nav{gap:2px}
  .nav-link{padding:10px 8px;font-size:14.5px}
}
@media (max-width:767px){
  :root{--gutter:16px;--section-y:48px}
  body{font-size:16px;line-height:1.8}
  .nav-toggle{display:inline-flex}
  .header-actions .btn{display:none}
  .main-nav{
    position:fixed;top:0;right:0;bottom:0;z-index:90;
    width:min(86vw,360px);max-width:100%;
    background:var(--c-surface);
    flex-direction:column;align-items:stretch;gap:4px;
    padding:84px 20px 28px;margin:0;
    transform:translateX(100%);
    transition:transform .28s ease;
    box-shadow:-16px 0 40px -20px rgba(18,22,26,.35);
    overflow-y:auto;
  }
  .main-nav.is-open{transform:translateX(0)}
  .nav-link{padding:14px 12px;font-size:16px;border-radius:10px;min-height:44px;display:flex;align-items:center}
  .nav-link::after{display:none}
  .nav-link.is-active{background:var(--c-brand-soft)}
  .nav-mobile-extra{display:block;margin-top:20px;padding-top:20px;border-top:1px solid var(--c-line)}
  .nav-mobile-meta{font-size:13.5px;color:var(--c-muted);margin:12px 0 0}
  .metric-grid{grid-template-columns:1fr 1fr;gap:12px}
  .spec-row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
  .faq-grid{grid-template-columns:1fr;gap:12px}
  .split{gap:22px}
  .split + .split{margin-top:40px}
  .cta-dark{padding:28px 22px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero-actions .btn{width:100%}
  .hero-actions{width:100%}
  .link-arrow{min-height:44px}
}
@media (max-width:480px){
  .hero-copy h1{font-size:28px}
  .section-head h2{font-size:22px}
  .metric-grid{grid-template-columns:1fr 1fr;gap:8px}
  .hero-float{padding:10px 12px}
}