/* roulang page: index */
:root{
  --c-ink:#08221C;
  --c-brand:#12705A;
  --c-brand-d:#0E5A48;
  --c-brand-l:#17886C;
  --c-accent:#FF7A45;
  --c-accent-d:#E8672F;
  --c-lime:#C9F24D;
  --c-bg:#F6F5F1;
  --c-surface:#FFFFFF;
  --c-tint:#EDF1EE;
  --c-line:#E4E3DD;
  --c-line-strong:#C9CFC9;
  --t1:#101A17;
  --t2:#5B6663;
  --t3:#8A938F;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --r-dark:24px;
  --sh-1:0 1px 2px rgba(16,26,23,.05);
  --sh-2:0 10px 28px rgba(16,26,23,.09);
  --sh-3:0 18px 48px rgba(16,26,23,.14);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --font-mono:ui-monospace,"Roboto Mono",SFMono-Regular,Menlo,Consolas,monospace;
  --sec-pad:clamp(56px,7vw,112px);
  --bs-primary:#12705A;
  --bs-primary-rgb:18,112,90;
  --bs-body-bg:#F6F5F1;
  --bs-body-color:#101A17;
  --bs-border-color:#E4E3DD;
  --bs-link-color:#12705A;
  --bs-link-hover-color:#0E5A48;
  --bs-font-sans-serif:var(--font-sans);
  --bs-border-radius:10px;
}
*,*::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:17px;
  line-height:1.85;
  color:var(--t1);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--c-brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-brand-d)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
h1,h2,h3,h4{margin:0;color:var(--t1);font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--c-lime);color:var(--c-ink)}

/* ---------- 容器 ---------- */
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (min-width:1400px){.wrap{max-width:1240px}}
@media (max-width:768px){.wrap{padding:0 20px}}

/* ---------- 通用排版 ---------- */
.h1{font-size:clamp(32px,4.2vw,52px);line-height:1.25;letter-spacing:-.01em;font-weight:700}
.h2{font-size:clamp(24px,2.6vw,34px);line-height:1.35;font-weight:700}
.h3{font-size:20px;line-height:1.5;font-weight:600}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.06em;font-weight:600;color:var(--c-brand);
  text-transform:none;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-lime);border-radius:2px}
.lead{font-size:17px;line-height:1.85;color:var(--t2);max-width:640px}
.muted{color:var(--t3)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.section{padding:var(--sec-pad) 0}
.section-tight{padding:clamp(44px,5vw,72px) 0}
.section-head{margin-bottom:clamp(32px,4vw,52px)}
.section-head .h2{margin-bottom:14px}
.section-head .lead{max-width:620px}
.divider{height:1px;background:var(--c-line);border:0;margin:0}

/* ---------- 按钮 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);border:0;
  background:var(--c-accent);color:#fff;font-weight:600;font-size:15px;
  box-shadow:var(--sh-1);cursor:pointer;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-main:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-main:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  background:transparent;border:1.5px solid var(--c-brand);color:var(--c-brand);
  font-weight:600;font-size:15px;cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:rgba(18,112,90,.08);color:var(--c-brand-d)}
.btn-ghost.on-dark{border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost.on-dark:hover{background:rgba(255,255,255,.14);color:#fff}
.txt-link{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;font-size:15px;color:var(--c-brand);
}
.txt-link svg{transition:transform .18s ease}
.txt-link:hover svg{transform:translateX(4px)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,245,241,.98);
  border-bottom:1px solid var(--c-line);
  transition:background .25s ease;
}
.nav-inner{display:flex;align-items:center;gap:24px;height:76px;transition:height .25s ease}
.site-header.is-scrolled .nav-inner{height:62px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--t1);letter-spacing:.01em;white-space:nowrap}
.brand:hover{color:var(--t1)}
.brand svg{width:26px;height:26px;flex:none;display:block}
.brand .short{display:none}
.nav-links{display:flex;align-items:center;gap:36px;margin-left:auto}
.nav-links a{
  position:relative;display:inline-block;
  padding:6px 0;font-size:14.5px;font-weight:500;letter-spacing:.01em;color:var(--t2);
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--c-lime);transition:width .18s ease;
}
.nav-links a:hover{color:var(--t1)}
.nav-links a:not(.active):hover::after{width:60%}
.nav-links a.active{color:var(--t1)}
.nav-links a.active::before{
  content:"";position:absolute;left:0;bottom:-2px;width:100%;height:3px;
  border-radius:3px;background:var(--c-brand);
}
.nav-cta{padding:10px 20px;font-size:14.5px;border-radius:var(--r-btn)}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;
  align-items:center;justify-content:center;
  border:1px solid var(--c-line);border-radius:10px;background:#fff;color:var(--t1);
  cursor:pointer;transition:border-color .18s ease,background .18s ease;
}
.nav-toggle:hover{border-color:var(--c-line-strong);background:var(--c-tint)}
.nav-toggle svg{width:20px;height:20px}
@media (max-width:991px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .brand{font-size:17px}
}
@media (max-width:400px){
  .brand .full{display:none}
  .brand .short{display:inline}
}

/* ---------- 移动抽屉 ---------- */
.mnav{background:var(--c-bg) !important;width:min(88vw,380px) !important;border:0}
.mnav .offcanvas-header{padding:20px 24px;border-bottom:1px solid var(--c-line)}
.mnav .offcanvas-title{font-size:16px;font-weight:700;color:var(--t1)}
.mnav .offcanvas-body{padding:8px 24px 32px}
.mnav .mnav-close{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border:0;background:transparent;color:var(--t1);cursor:pointer;
}
.mnav a.mitem{
  display:block;font-size:20px;font-weight:600;color:var(--t1);
  padding:18px 2px;border-bottom:1px solid var(--c-line);
}
.mnav a.mitem.active{color:var(--c-brand)}
.mnav a.mitem:last-of-type{border-bottom:0}
.mnav .mnav-cta{margin-top:24px;width:100%}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--c-ink);color:#fff;isolation:isolate}
.hero-bg{position:absolute;inset:0;background-image:url(/assets/images/backpic/back-1.png);background-size:cover;background-position:center;z-index:0}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(8,34,28,.90) 6%,rgba(8,34,28,.70) 52%,rgba(8,34,28,.56) 100%);
}
.hero-inner{position:relative;z-index:1;display:flex;align-items:center;min-height:600px;padding:80px 0}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;width:100%}
.hero-copy{max-width:640px}
.hero .eyebrow{color:var(--c-lime)}
.hero .eyebrow::before{background:var(--c-lime)}
.hero h1{color:#fff;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--c-lime)}
.hero-sub{font-size:19px;line-height:1.7;color:rgba(255,255,255,.86);max-width:520px;margin-bottom:32px}
.hero-card{
  background:#0B2A23;border:1px solid rgba(255,255,255,.12);border-radius:var(--r-dark);
  padding:30px 28px;box-shadow:var(--sh-3);
}
.hero-card h2{font-size:17px;font-weight:600;color:#fff;margin-bottom:6px}
.hero-card .hc-note{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:22px}
.hero-card ul li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 0;border-top:1px solid rgba(255,255,255,.10);
  font-size:15px;line-height:1.7;color:rgba(255,255,255,.82);
}
.hero-card ul li:first-child{border-top:0;padding-top:0}
.hero-card ul li:last-child{padding-bottom:0}
.hc-dot{
  width:7px;height:7px;margin-top:9px;flex:none;border-radius:2px;
  background:var(--c-lime);
}
@media (max-width:991px){
  .hero-inner{min-height:460px;padding:64px 0;align-items:flex-end}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-sub{font-size:17px}
}

/* ---------- 指标看板 ---------- */
.metrics{background:var(--c-ink);color:#fff;padding:clamp(40px,4.6vw,64px) 0}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.metric{padding:6px 32px;border-left:1px solid rgba(255,255,255,.10)}
.metric:first-child{border-left:0;padding-left:0}
.metric:last-child{padding-right:0}
.metric-num{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:clamp(32px,3.6vw,46px);font-weight:700;line-height:1.1;color:#fff;
  display:flex;align-items:baseline;gap:4px;
}
.metric-num span{font-size:16px;font-weight:600;color:var(--c-lime)}
.metric-cap{margin-top:10px;font-size:13px;line-height:1.6;color:rgba(255,255,255,.58)}
@media (max-width:767px){
  .metrics-grid{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .metric{padding:0 20px}
  .metric:nth-child(odd){border-left:0;padding-left:0}
}

/* ---------- 服务矩阵 ---------- */
.matrix-grid{display:grid;grid-template-columns:4fr 8fr;gap:64px;align-items:start}
.matrix-left{position:sticky;top:104px}
.matrix-left .h2{margin-bottom:16px}
.matrix-left .lead{margin-bottom:24px;font-size:16px}
.matrix-item{
  display:flex;align-items:center;gap:24px;
  padding:24px 0 24px 0;border-bottom:1px solid var(--c-line);
  position:relative;transition:transform .2s ease;
}
.matrix-item:first-child{border-top:1px solid var(--c-line)}
.matrix-item::before{
  content:"";position:absolute;left:-18px;top:50%;transform:translateY(-50%);
  width:3px;height:0;background:var(--c-lime);border-radius:2px;transition:height .2s ease;
}
.matrix-item:hover{transform:translateX(6px)}
.matrix-item:hover::before{height:60%}
.mi-num{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:14px;font-weight:600;color:var(--t3);flex:none;width:32px;
}
.mi-body{flex:1;min-width:0}
.mi-body h3{font-size:18px;font-weight:600;margin-bottom:6px;line-height:1.5}
.mi-body p{font-size:14px;line-height:1.75;color:var(--t2);margin:0}
.mi-arrow{flex:none;color:var(--c-line-strong);transition:color .2s ease,transform .2s ease}
.matrix-item:hover .mi-arrow{color:var(--c-brand);transform:translateX(4px)}
@media (max-width:991px){
  .matrix-grid{grid-template-columns:1fr;gap:32px}
  .matrix-left{position:static}
  .matrix-item::before{left:-12px}
}

/* ---------- 使用流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--c-line)}
.step{padding:34px 32px 34px 0;border-right:1px solid var(--c-line)}
.step:last-child{border-right:0}
.step:not(:first-child){padding-left:32px}
.step-num{
  font-family:var(--font-mono);font-size:13px;font-weight:600;color:var(--c-brand);
  border:1px solid var(--c-brand);border-radius:999px;padding:2px 10px;display:inline-block;margin-bottom:18px;
}
.step h3{font-size:19px;font-weight:600;margin-bottom:10px}
.step p{font-size:15px;line-height:1.8;color:var(--t2);margin:0}
@media (max-width:767px){
  .steps{grid-template-columns:1fr;border-top:0}
  .step{border-right:0;border-top:1px solid var(--c-line);padding:26px 0}
  .step:not(:first-child){padding-left:0}
}

/* ---------- 结果对照 ---------- */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:0;position:relative}
.compare-col{padding:0 40px}
.compare-col:first-child{padding-left:0}
.compare-col:last-child{padding-right:0}
.compare-wrap::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;background:var(--c-line);
}
.compare-head{font-size:13px;font-weight:600;letter-spacing:.06em;margin-bottom:20px;color:var(--t3)}
.compare-col.brand .compare-head{color:var(--c-brand)}
.compare-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:16px 0;border-bottom:1px solid var(--c-line);
  font-size:15px;line-height:1.75;color:var(--t2);
}
.compare-list li:last-child{border-bottom:0}
.compare-col.brand .compare-list li{color:var(--t1)}
.ci-idx{
  font-family:var(--font-mono);font-size:12px;color:var(--t3);flex:none;width:20px;padding-top:4px;
}
.compare-col.brand .ci-idx{color:var(--c-brand)}
@media (max-width:767px){
  .compare-wrap{grid-template-columns:1fr}
  .compare-wrap::before{display:none}
  .compare-col{padding:0}
  .compare-col:first-child{margin-bottom:18px;padding-bottom:18px;border-bottom:1px solid var(--c-line-strong)}
}

/* ---------- 最新信息 ---------- */
.news-lead{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-lead:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-line-strong)}
.news-lead .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--c-tint);border-bottom:1px solid var(--c-line)}
.news-lead .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-lead:hover .thumb img{transform:scale(1.03)}
.news-lead .body{padding:26px 28px 28px}
.news-lead h3{font-size:21px;line-height:1.5;font-weight:600;margin-bottom:12px}
.news-lead h3 a{color:var(--t1)}
.news-lead h3 a:hover{color:var(--c-brand)}
.news-lead p{font-size:15px;line-height:1.8;color:var(--t2);margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-side{display:flex;flex-direction:column;height:100%}
.news-side-item{
  flex:1;padding:18px 0;border-bottom:1px solid var(--c-line);
  display:flex;flex-direction:column;justify-content:center;
}
.news-side-item:first-child{padding-top:0}
.news-side-item:last-child{border-bottom:0;padding-bottom:0}
.news-side-item h3{font-size:16px;line-height:1.55;font-weight:600;margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-side-item h3 a{color:var(--t1)}
.news-side-item h3 a:hover{color:var(--c-brand)}
.news-side-item p{font-size:13.5px;line-height:1.7;color:var(--t2);margin:0 0 8px;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-rows{margin-top:28px;border-top:1px solid var(--c-line)}
.news-row{
  display:flex;align-items:baseline;gap:18px;padding:16px 0;border-bottom:1px solid var(--c-line);
  transition:padding-left .2s ease;
}
.news-row:hover{padding-left:6px}
.news-row .nr-title{font-size:15.5px;font-weight:500;color:var(--t1);flex:1;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-row .nr-title a{color:var(--t1)}
.news-row .nr-title a:hover{color:var(--c-brand)}
.news-row .nr-date{font-size:13px;color:var(--t3);flex:none}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--t3)}
.meta-line .dot{width:3px;height:3px;border-radius:50%;background:var(--c-line-strong)}
.tag{
  display:inline-block;padding:3px 12px;border-radius:999px;
  background:var(--c-tint);color:var(--t2);font-size:12px;line-height:1.6;font-weight:500;
}
.empty-state{
  text-align:center;padding:64px 24px;border:1px dashed var(--c-line-strong);
  border-radius:var(--r-card);background:var(--c-surface);
}
.empty-state svg{width:28px;height:28px;color:var(--c-line-strong);margin:0 auto 16px}
.empty-state p{font-size:14px;color:var(--t3);margin-bottom:12px}
@media (max-width:767px){
  .news-lead .body{padding:22px 20px 24px}
  .news-row .nr-title{white-space:normal}
}

/* ---------- FAQ ---------- */
.faq{max-width:860px}
.faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--c-line)}
.faq .accordion-item:first-child{border-top:1px solid var(--c-line)}
.faq .accordion-button{
  background:transparent;box-shadow:none;border-radius:0;
  padding:24px 0;font-size:17px;font-weight:600;color:var(--t1);
  display:flex;align-items:center;gap:16px;
}
.faq .accordion-button:not(.collapsed){color:var(--c-brand);background:transparent;box-shadow:none}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--c-accent);outline-offset:-2px}
.faq .accordion-button::after{display:none}
.faq .accordion-body{padding:0 0 24px;font-size:15px;line-height:1.9;color:var(--t2)}
.fx{margin-left:auto;width:16px;height:16px;position:relative;flex:none;transition:transform .2s ease}
.fx::before,.fx::after{content:"";position:absolute;background:var(--t2);border-radius:2px}
.fx::before{left:7px;top:1px;width:2px;height:14px}
.fx::after{left:1px;top:7px;width:14px;height:2px}
.accordion-button:not(.collapsed) .fx{transform:rotate(45deg)}
.accordion-button:not(.collapsed) .fx::before,
.accordion-button:not(.collapsed) .fx::after{background:var(--c-brand)}

/* ---------- 转化表单 ---------- */
.contact-band{background:var(--c-tint)}
.contact-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.contact-left .h2{margin-bottom:16px}
.contact-left .lead{font-size:16px;margin-bottom:28px}
.point-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;line-height:1.75;color:var(--t2);margin-bottom:14px;
}
.point-list li:last-child{margin-bottom:0}
.point-list svg{flex:none;width:18px;height:18px;margin-top:5px;color:var(--c-brand)}
.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);
}
.fld-label{display:block;font-size:13.5px;font-weight:600;color:var(--t1);margin-bottom:8px}
.fld{
  width:100%;padding:12px 14px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:#fff;color:var(--t1);font-size:15px;line-height:1.6;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.fld::placeholder{color:var(--t3)}
.fld:hover{border-color:var(--c-line-strong)}
.fld:focus{outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(18,112,90,.13)}
textarea.fld{resize:vertical;min-height:112px}
.form-note{font-size:13px;color:var(--t3);margin-top:14px}
.form-hint{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-btn);
  background:rgba(18,112,90,.10);border:1px solid rgba(18,112,90,.25);
  color:var(--c-brand-d);font-size:14px;line-height:1.7;
}
@media (max-width:991px){
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .form-card{padding:24px 20px}
}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--c-ink);border-radius:var(--r-dark);color:#fff;
  padding:clamp(32px,4vw,48px) clamp(24px,4vw,48px);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band p{font-size:clamp(18px,2vw,22px);font-weight:600;color:#fff;margin:0;line-height:1.5}
.cta-band .cta-sub{font-size:14px;font-weight:400;color:rgba(255,255,255,.62);margin-top:8px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.88);padding:clamp(48px,5.6vw,80px) 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:4fr 3fr 3fr 2fr;gap:40px}
.site-footer .brand{color:#fff;margin-bottom:18px}
.site-footer .brand:hover{color:#fff}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:280px}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li:last-child{margin-bottom:0}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease}
.footer-col a:hover{color:#fff}
.footer-col .fx-txt{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72)}
.footer-bottom{
  margin-top:clamp(40px,4.6vw,64px);
  border-top:1px solid rgba(255,255,255,.10);
  padding:24px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.52);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;border:1px solid rgba(255,255,255,.20);border-radius:999px;
  color:rgba(255,255,255,.72);font-size:13px;padding:7px 16px;cursor:pointer;
  transition:border-color .18s ease,color .18s ease;
}
.to-top:hover{border-color:rgba(255,255,255,.45);color:#fff}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .matrix-item:hover{transform:none}
  .news-lead:hover{transform:none}
}

/* roulang page: article */
:root{
  --c-ink:#08221C;
  --c-brand:#12705A;
  --c-brand-d:#0E5A48;
  --c-brand-l:#17886C;
  --c-accent:#FF7A45;
  --c-lime:#C9F24D;
  --c-bg:#F6F5F1;
  --c-surface:#FFFFFF;
  --c-tint:#EDF1EE;
  --c-line:#E4E3DD;
  --c-line-strong:#C9CFC9;
  --t1:#101A17;
  --t2:#5B6663;
  --t3:#8A938F;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --r-ink:24px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,26,23,.05);
  --sh-2:0 10px 28px rgba(16,26,23,.09);
  --sh-3:0 18px 48px rgba(16,26,23,.14);
  --bs-primary:#12705A;
  --bs-body-bg:#F6F5F1;
  --bs-body-color:#5B6663;
  --bs-border-color:#E4E3DD;
  --bs-link-color:#0E5A48;
  --bs-link-hover-color:#FF7A45;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--t2);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-brand-d);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-accent)}
h1,h2,h3,h4,h5{color:var(--t1);font-weight:700;letter-spacing:-0.01em;margin:0}
p{margin:0 0 1.2em}
ul,ol{margin:0 0 1.2em;padding-left:1.2em}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (min-width:1400px){.wrap{max-width:1240px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,245,241,.88);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.scrolled{background:rgba(246,245,241,.96);box-shadow:0 1px 2px rgba(16,26,23,.05)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;transition:height .25s ease}
.site-header.scrolled .header-inner{height:62px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--t1);letter-spacing:.01em}
.brand:hover{color:var(--t1)}
.brand svg{width:26px;height:26px;flex:0 0 auto}
.nav-links{display:flex;align-items:center;gap:38px}
.nav-links a{position:relative;font-size:15px;font-weight:500;letter-spacing:.01em;color:var(--t2);padding:6px 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--c-lime);transition:width .18s ease-out}
.nav-links a:hover{color:var(--t1)}
.nav-links a:hover::after{width:60%}
.nav-links a.active{color:var(--t1)}
.nav-links a.active::after{width:100%;height:3px;border-radius:3px;background:var(--c-brand)}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--c-line);border-radius:var(--r-btn);background:var(--c-surface);color:var(--t1);cursor:pointer;transition:border-color .18s ease,background .18s ease}
.nav-toggle:hover{border-color:var(--c-line-strong);background:var(--c-tint)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:var(--r-btn);padding:14px 28px;font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.btn-main{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1)}
.btn-main:hover{background:#f2672f;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-main:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--c-brand-d);border:1.5px solid var(--c-brand)}
.btn-ghost:hover{background:rgba(18,112,90,.08);color:var(--c-brand-d);transform:translateY(-1px)}
.btn-text{display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:0;color:var(--c-brand-d);font-size:15px;font-weight:600;cursor:pointer}
.btn-text svg{transition:transform .18s ease}
.btn-text:hover{color:var(--c-accent)}
.btn-text:hover svg{transform:translateX(4px)}

/* ---------- breadcrumb ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--t3);padding:26px 0 18px;border-bottom:1px solid var(--c-line)}
.crumb a{color:var(--t3)}
.crumb a:hover{color:var(--c-brand-d)}
.crumb .sep{color:var(--c-line-strong)}
.crumb .cur{color:var(--t1);max-width:56ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- article ---------- */
.post-head{max-width:800px;margin:52px auto 0}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--c-brand);background:var(--c-tint);border-radius:999px;padding:5px 12px}
.post-head h1{font-size:clamp(28px,3.6vw,44px);line-height:1.28;margin:18px 0 22px;letter-spacing:-0.01em}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--t3);padding-bottom:26px;border-bottom:1px solid var(--c-line)}
.post-meta .chip{background:var(--c-tint);color:var(--t2);border-radius:999px;padding:4px 12px;font-size:12px;font-weight:500}
.post-meta .chip:hover{background:#e2e9e4;color:var(--t1)}
.post-meta time{font-family:ui-monospace,"Roboto Mono",Menlo,monospace;font-variant-numeric:tabular-nums}
.dot{width:4px;height:4px;border-radius:50%;background:var(--c-line-strong);display:inline-block;flex:0 0 auto}

.article-body{max-width:760px;margin:36px auto 0;font-size:16.5px;line-height:1.95;color:var(--t2);orphans:2;widows:2}
.article-body h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;margin:2.4em 0 .8em}
.article-body h3{font-size:20px;font-weight:600;line-height:1.5;margin:1.8em 0 .6em}
.article-body h4{font-size:17px;font-weight:600;line-height:1.55;margin:1.6em 0 .5em}
.article-body p{margin:0 0 1.2em}
.article-body img{width:100%;border-radius:var(--r-img);border:1px solid var(--c-line);margin:1.7em 0 .9em}
.article-body figcaption{font-size:13px;color:var(--t3);text-align:center;margin-bottom:1.6em}
.article-body a{color:var(--c-brand-d);border-bottom:1px solid currentColor}
.article-body a:hover{color:var(--c-accent)}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.35em}
.article-body li{margin-bottom:8px;line-height:1.9}
.article-body blockquote{margin:1.8em 0;padding:20px 24px;background:var(--c-tint);border-left:3px solid var(--c-brand);border-radius:0 12px 12px 0;color:var(--t1)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.7em 0;font-size:15px;border:1px solid var(--c-line);border-radius:12px;overflow:hidden}
.article-body th{background:var(--c-tint);color:var(--t1);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--c-line)}
.article-body tr:last-child td{border-bottom:0}
.article-body code{background:var(--c-tint);border-radius:6px;padding:2px 6px;font-size:14px}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:2.4em 0}

.empty-state{max-width:620px;margin:40px auto 0;padding:60px 32px;text-align:center;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1)}
.empty-state svg{color:var(--c-line-strong);margin-bottom:18px}
.empty-state p{font-size:15px;color:var(--t2);margin:0 0 24px}

.post-foot{max-width:760px;margin:56px auto 0;padding-top:32px;border-top:1px solid var(--c-line);display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ---------- section heading ---------- */
.sec-head{max-width:760px;margin:0 auto 32px;text-align:center}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.35;margin:14px 0 12px}
.sec-head p{font-size:15px;color:var(--t2);margin:0}

/* ---------- more cards ---------- */
.more-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:1000px;margin:0 auto}
.more-card{display:flex;gap:20px;align-items:flex-start;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.more-card:hover,.more-card:focus-visible{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-line-strong)}
.more-card img{width:118px;height:80px;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--c-line);flex:0 0 auto;background:var(--c-tint)}
.more-card h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px;color:var(--t1)}
.more-card p{font-size:14px;line-height:1.75;color:var(--t2);margin:0 0 10px}
.more-card .meta{font-size:13px;color:var(--t3)}

/* ---------- cta band ---------- */
.cta-band{background:var(--c-ink);border-radius:var(--r-ink);padding:44px 44px;margin:76px auto 0;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;max-width:1160px}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,26px);line-height:1.4;margin:0 0 8px}
.cta-band p{color:rgba(255,255,255,.72);font-size:14px;margin:0;max-width:52ch}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.88);padding:76px 0 28px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:4fr 3fr 3fr 2fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.site-footer .brand{color:#fff;font-size:17px}
.site-footer .brand:hover{color:#fff}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);margin:16px 0 0;max-width:38ch}
.footer-col h3{font-size:14px;font-weight:600;letter-spacing:.02em;color:#fff;margin:0 0 18px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:11px;font-size:14px}
.footer-col a,.fx-txt{color:rgba(255,255,255,.78);font-size:14px}
.footer-col a:hover{color:var(--c-lime)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:13px;color:rgba(255,255,255,.6)}
.to-top{display:inline-flex;align-items:center;gap:8px;background:none;border:0;border-bottom:1px solid rgba(255,255,255,.25);color:rgba(255,255,255,.8);font-size:13px;padding:6px 0;cursor:pointer;transition:color .18s ease,border-color .18s ease}
.to-top:hover{color:var(--c-lime);border-color:var(--c-lime)}

/* ---------- mobile nav ---------- */
.offcanvas.mobile-nav{background:var(--c-bg);color:var(--t1);width:min(88vw,360px)}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--c-line);padding:20px 24px}
.mobile-nav .offcanvas-title{font-size:15px;font-weight:700;color:var(--t1)}
.mobile-nav .btn-close{opacity:.7}
.mobile-nav .offcanvas-body{padding:8px 24px 32px}
.nav-mobile a{display:block;font-size:20px;font-weight:500;line-height:56px;color:var(--t1);border-bottom:1px solid var(--c-line)}
.nav-mobile a:hover{color:var(--c-brand-d)}
.nav-mobile .m-brand{margin-top:24px;font-size:13px;color:var(--t3)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .cta-band{margin-left:32px;margin-right:32px}
}
@media (max-width:991px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .cta-band{margin-left:0;margin-right:0}
}
@media (max-width:767px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  .header-inner{height:64px}
  .site-header.scrolled .header-inner{height:58px}
  .crumb{padding:20px 0 14px;margin-bottom:0}
  .crumb .cur{max-width:100%;white-space:normal;overflow:visible}
  .post-head{margin-top:34px}
  .more-grid{grid-template-columns:1fr}
  .more-card{flex-direction:column}
  .more-card img{width:100%;height:170px}
  .cta-band{padding:32px 24px;margin-top:56px}
  .site-footer{padding:56px 0 24px;margin-top:64px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .article-body{margin-top:28px;font-size:16.5px}
  .article-body h2{margin-top:2em}
}
@media (max-width:520px){
  .post-meta{gap:9px}
  .btn{padding:13px 22px;font-size:14.5px}
  .post-foot{flex-direction:column;align-items:stretch}
  .post-foot .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .more-card:hover{transform:none}
  .btn-main:hover{transform:none}
}

/* roulang page: category1 */
:root{
  --c-ink:#08221C;
  --c-ink-2:#0B2C24;
  --c-brand:#12705A;
  --c-brand-dark:#0E5A48;
  --c-brand-light:#17886C;
  --c-accent:#FF7A45;
  --c-accent-dark:#E8622E;
  --c-lime:#C9F24D;
  --c-bg:#F6F5F1;
  --c-surface:#FFFFFF;
  --c-tint:#EDF1EE;
  --c-line:#E4E3DD;
  --c-line-strong:#C9CFC9;
  --t1:#101A17;
  --t2:#5B6663;
  --t3:#8A938F;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --r-deep:24px;
  --sh-1:0 1px 2px rgba(16,26,23,.05);
  --sh-2:0 10px 28px rgba(16,26,23,.09);
  --sh-3:0 18px 48px rgba(16,26,23,.14);
  --wrap:1200px;

  --bs-body-bg:var(--c-bg);
  --bs-body-color:var(--t2);
  --bs-border-color:var(--c-line);
  --bs-primary:var(--c-brand);
  --bs-link-color:var(--c-brand-dark);
  --bs-link-hover-color:var(--c-accent);
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--t2);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-brand-dark);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-accent);}
h1,h2,h3,h4{margin:0;color:var(--t1);font-weight:700;}
h1{font-size:clamp(30px,4.2vw,48px);line-height:1.25;letter-spacing:-.01em;font-weight:700;}
h2{font-size:clamp(23px,2.6vw,32px);line-height:1.35;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 1.1em;padding-left:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px;}
::selection{background:var(--c-lime);color:var(--c-ink);}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px;}
@media (min-width:1400px){.wrap{max-width:1240px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,245,241,.94);
  border-bottom:1px solid var(--c-line);
  backdrop-filter:saturate(160%) blur(6px);
  transition:background .2s ease,border-color .2s ease;
}
.header-inner{
  height:76px;display:flex;align-items:center;gap:28px;
  transition:height .2s ease;
}
.site-header.scrolled{background:rgba(246,245,241,.98);}
.site-header.scrolled .header-inner{height:62px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--t1);font-weight:700;font-size:18px;letter-spacing:.01em;}
.brand svg{width:24px;height:24px;flex:0 0 auto;}
.brand:hover{color:var(--t1);}
.nav-links{display:flex;align-items:center;gap:38px;margin-left:auto;}
.nav-links a{
  position:relative;color:var(--t2);font-size:15px;font-weight:500;letter-spacing:.01em;
  padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--c-lime);transition:width .18s ease-out;
}
.nav-links a:hover{color:var(--t1);}
.nav-links a:hover::after{width:60%;}
.nav-links a.active{color:var(--t1);font-weight:600;}
.nav-links a.active::after{width:100%;height:3px;border-radius:3px;background:var(--c-brand);}
.header-actions{display:flex;align-items:center;gap:14px;}
.menu-btn{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--c-line);border-radius:var(--r-btn);background:var(--c-surface);color:var(--t1);
  cursor:pointer;transition:border-color .18s ease,box-shadow .18s ease;
}
.menu-btn:hover{border-color:var(--c-line-strong);box-shadow:var(--sh-1);}

/* ---------- buttons ---------- */
.btn-solid,.btn-ghost,.btn-arrow{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;border-radius:var(--r-btn);transition:all .2s ease-out;}
.btn-solid{
  background:var(--c-accent);color:#fff;border:1px solid var(--c-accent);
  padding:14px 28px;font-size:16px;box-shadow:var(--sh-1);
}
.btn-solid:hover{background:var(--c-accent-dark);border-color:var(--c-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-solid:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{
  background:transparent;color:var(--c-brand-dark);border:1.5px solid var(--c-brand);
  padding:12px 24px;font-size:15px;
}
.btn-ghost:hover{background:rgba(18,112,90,.08);color:var(--c-brand-dark);}
.btn-arrow{
  background:none;border:none;padding:0;color:var(--c-brand-dark);font-size:15px;font-weight:600;
}
.btn-arrow svg{transition:transform .18s ease;}
.btn-arrow:hover svg{transform:translateX(4px);}

/* ---------- banner ---------- */
.page-banner{
  position:relative;
  min-height:340px;
  display:flex;align-items:center;
  background-image:linear-gradient(115deg,rgba(8,34,28,.90) 0%,rgba(8,34,28,.72) 55%,rgba(8,34,28,.50) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-banner::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:320px;height:320px;
  border:1px solid rgba(201,242,77,.28);border-radius:50%;pointer-events:none;
}
.page-banner .wrap{position:relative;z-index:1;padding-top:56px;padding-bottom:56px;}
.eyebrow{
  display:inline-block;margin:0 0 16px;padding:5px 14px;border:1px solid rgba(201,242,77,.5);border-radius:999px;
  color:var(--c-lime);font-size:13px;letter-spacing:.14em;line-height:1.4;
}
.page-banner h1{color:#fff;max-width:820px;}
.banner-sub{margin:18px 0 0;color:rgba(255,255,255,.82);font-size:17px;max-width:640px;}

/* ---------- section ---------- */
.section{padding:96px 0;}
.section-tight{padding:72px 0 96px;}
.section-alt{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
@media (max-width:1199.98px){.section{padding:80px 0;}}
@media (max-width:991.98px){.section{padding:72px 0;}}
@media (max-width:767.98px){.section{padding:56px 0;}}

/* ---------- toc ---------- */
.toc{position:sticky;top:100px;}
.toc-title{
  font-size:13px;letter-spacing:.16em;color:var(--t3);margin:0 0 16px;font-weight:600;
}
.toc ul{border-left:1px solid var(--c-line);margin:0;}
.toc a{
  position:relative;display:block;padding:9px 0 9px 18px;color:var(--t2);font-size:15px;line-height:1.5;
}
.toc a::before{
  content:"";position:absolute;left:-1px;top:50%;transform:translateY(-50%);
  width:3px;height:0;border-radius:2px;background:var(--c-brand);transition:height .2s ease;
}
.toc a:hover{color:var(--t1);}
.toc a.active{color:var(--t1);font-weight:600;}
.toc a.active::before{height:22px;}
@media (max-width:991.98px){
  .toc{position:static;margin-bottom:32px;}
  .toc-title{margin-bottom:10px;}
  .toc ul{display:flex;gap:8px;overflow-x:auto;border-left:0;padding-bottom:6px;scrollbar-width:thin;}
  .toc li{flex:0 0 auto;}
  .toc a{
    padding:8px 14px;border:1px solid var(--c-line);border-radius:999px;background:var(--c-surface);
    font-size:14px;white-space:nowrap;
  }
  .toc a::before{display:none;}
  .toc a.active{border-color:var(--c-brand);background:var(--c-tint);color:var(--c-brand-dark);}
}

/* ---------- doc ---------- */
.doc-section{padding-bottom:8px;}
.doc-section + .doc-section{margin-top:64px;padding-top:64px;border-top:1px solid var(--c-line);}
.sec-num{
  display:inline-flex;align-items:center;gap:10px;margin:0 0 14px;
  font-family:ui-monospace,"Roboto Mono",monospace;font-size:13px;letter-spacing:.18em;color:var(--c-brand);
}
.sec-num::after{content:"";width:36px;height:1px;background:var(--c-line-strong);}
.doc-section h2{margin-bottom:18px;}
.doc-section h3{margin:28px 0 10px;color:var(--t1);}
.doc-section p{max-width:740px;}
.lead-p{color:var(--t2);font-size:17px;}

.mini-card{
  height:100%;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-line-strong);}
.mini-ico{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;margin-bottom:16px;
  border:1px solid var(--c-line-strong);border-radius:12px;color:var(--c-brand);
}
.mini-ico svg{width:19px;height:19px;}
.mini-card h3{font-size:17px;margin-bottom:8px;}
.mini-card p{font-size:14.5px;line-height:1.75;color:var(--t2);margin:0;}

.step-list{counter-reset:step;max-width:740px;}
.step-list li{
  position:relative;padding:0 0 18px 46px;counter-increment:step;
}
.step-list li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:2px;width:30px;height:30px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--c-brand);border-radius:9px;
  color:var(--c-brand);font-size:12.5px;font-family:ui-monospace,"Roboto Mono",monospace;font-weight:600;
}
.step-list li b{color:var(--t1);font-weight:600;}
.step-list li:last-child{padding-bottom:0;}

.dot-list{max-width:740px;}
.dot-list li{position:relative;padding:0 0 12px 20px;font-size:16.5px;line-height:1.8;}
.dot-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--c-brand);
}
.dot-list li:last-child{padding-bottom:0;}

.note{
  display:flex;gap:14px;margin:26px 0 0;padding:20px 24px;max-width:740px;
  background:var(--c-tint);border-left:3px solid var(--c-brand);border-radius:0 var(--r-img) var(--r-img) 0;
  font-size:15px;line-height:1.8;color:var(--t2);
}
.note svg{width:20px;height:20px;flex:0 0 auto;margin-top:4px;color:var(--c-brand);}

.table-scroll{overflow-x:auto;margin-top:26px;border:1px solid var(--c-line);border-radius:var(--r-card);background:var(--c-surface);}
table.data-table{width:100%;border-collapse:collapse;min-width:640px;}
.data-table th,.data-table td{padding:14px 22px;text-align:left;font-size:15px;line-height:1.7;}
.data-table thead th{
  background:var(--c-tint);color:var(--t1);font-weight:600;font-size:14px;letter-spacing:.02em;
  border-bottom:1px solid var(--c-line);
}
.data-table tbody tr{border-bottom:1px solid var(--c-line);height:44px;}
.data-table tbody tr:last-child{border-bottom:0;}
.data-table tbody td:first-child{color:var(--t1);font-weight:600;white-space:nowrap;}
.data-table tbody td:nth-child(2){color:var(--c-brand-dark);white-space:nowrap;}

.split-card{
  height:100%;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
}
.split-card .tag{
  display:inline-block;margin-bottom:14px;padding:4px 12px;border-radius:999px;
  background:var(--c-tint);color:var(--t2);font-size:12.5px;letter-spacing:.03em;
}
.split-card h3{font-size:17px;margin-bottom:10px;}
.split-card ul li{position:relative;padding:0 0 8px 18px;font-size:15px;line-height:1.75;color:var(--t2);}
.split-card ul li::before{content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border-radius:50%;background:var(--c-line-strong);}
.split-card ul li:last-child{padding-bottom:0;}

/* ---------- faq ---------- */
.faq{margin-top:36px;border-top:1px solid var(--c-line);}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;background:none;border:0;text-align:left;cursor:pointer;
  color:var(--t1);font-size:17px;font-weight:600;line-height:1.5;transition:color .18s ease;
}
.faq-q:hover{color:var(--c-brand-dark);}
.faq-icon{position:relative;flex:0 0 auto;width:16px;height:16px;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--c-brand);border-radius:2px;transition:transform .24s ease,opacity .24s ease;
}
.faq-icon::before{left:0;top:7.5px;width:16px;height:1.5px;}
.faq-icon::after{left:7.5px;top:0;width:1.5px;height:16px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-item.open .faq-q{color:var(--c-brand);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 0 24px;max-width:720px;font-size:15px;line-height:1.9;color:var(--t2);}

/* ---------- cta band ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  padding:40px 48px;border-radius:var(--r-deep);
  background:linear-gradient(120deg,var(--c-ink) 0%,var(--c-brand-dark) 100%);
  box-shadow:var(--sh-2);
}
.cta-band p{margin:0;color:#fff;font-size:clamp(18px,2vw,22px);font-weight:600;line-height:1.5;max-width:620px;}
@media (max-width:767.98px){
  .cta-band{padding:32px 26px;gap:22px;}
  .cta-band .btn-solid{width:100%;}
}

/* ---------- offcanvas drawer ---------- */
.offcanvas.drawer{background:#FBFAF7;width:320px;border-left:1px solid var(--c-line);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:22px 24px;border-bottom:1px solid var(--c-line);}
.drawer-head .brand{font-size:16px;}
.drawer-close{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);border-radius:var(--r-btn);background:transparent;color:var(--t1);cursor:pointer;
}
.drawer-body{padding:10px 0 24px;}
.drawer-body a{
  display:block;padding:0 24px;line-height:56px;font-size:19px;color:var(--t1);border-bottom:1px solid var(--c-line);
}
.drawer-body a.active{color:var(--c-brand);font-weight:600;}
.drawer-foot{padding:22px 24px;}
.drawer-foot .btn-solid{width:100%;}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.88);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:4fr 3fr 3fr 2fr;gap:48px;}
.footer-grid h3{color:#fff;font-size:15px;letter-spacing:.04em;margin-bottom:18px;font-weight:600;}
.footer-about{margin:18px 0 0;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px;}
.site-footer .brand{color:#fff;font-size:17px;}
.site-footer .brand:hover{color:#fff;}
.footer-col ul li{margin-bottom:11px;font-size:14.5px;line-height:1.7;}
.footer-col ul li a{color:rgba(255,255,255,.72);}
.footer-col ul li a:hover{color:var(--c-lime);}
.fx-txt{color:rgba(255,255,255,.66);}
.footer-bottom{
  margin-top:56px;padding:24px 0;border-top:1px solid rgba(255,255,255,.10);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;background:transparent;
  border:1px solid rgba(255,255,255,.18);border-radius:var(--r-btn);
  color:rgba(255,255,255,.8);padding:9px 16px;font-size:13.5px;cursor:pointer;
  transition:border-color .18s ease,color .18s ease;
}
.to-top:hover{border-color:var(--c-lime);color:var(--c-lime);}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .site-footer{padding-top:56px;}
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .nav-links{gap:26px;}
}
@media (max-width:991.98px){
  .wrap{padding:0 20px;}
  .nav-links{display:none;}
  .header-actions .btn-ghost{display:none;}
  .menu-btn{display:inline-flex;}
  .header-inner{height:64px;gap:16px;}
  .page-banner{min-height:300px;}
}
@media (max-width:575.98px){
  body{font-size:16px;}
  .page-banner .wrap{padding-top:40px;padding-bottom:40px;}
  .banner-sub{font-size:15.5px;}
  .mini-card,.split-card{padding:22px;}
  .data-table th,.data-table td{padding:12px 16px;}
  .faq-q{font-size:16px;padding:18px 0;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;}
  .mini-card:hover,.btn-solid:hover{transform:none;}
}

/* roulang page: category2 */
:root{
  --c-ink:#08221C;
  --c-brand:#12705A;
  --c-brand-dark:#0E5A48;
  --c-brand-light:#17886C;
  --c-accent:#FF7A45;
  --c-accent-dark:#F26A31;
  --c-lime:#C9F24D;
  --c-bg:#F6F5F1;
  --c-surface:#FFFFFF;
  --c-tint:#EDF1EE;
  --c-line:#E4E3DD;
  --c-line-strong:#C9CFC9;
  --t1:#101A17;
  --t2:#5B6663;
  --t3:#8A938F;
  --r-card:16px;
  --r-btn:10px;
  --r-img:14px;
  --r-dark:24px;
  --sh1:0 1px 2px rgba(16,26,23,.05);
  --sh2:0 10px 28px rgba(16,26,23,.09);
  --sh3:0 18px 48px rgba(16,26,23,.14);
  --mono:ui-monospace,"Roboto Mono",SFMono-Regular,Menlo,Consolas,monospace;
  --bs-body-bg:#F6F5F1;
  --bs-body-color:#5B6663;
  --bs-border-color:#E4E3DD;
  --bs-primary:#12705A;
  --bs-link-color:#0E5A48;
  --bs-link-hover-color:#FF7A45;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  --bs-body-font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  --bs-border-radius:10px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:17px;
  line-height:1.85;
  color:var(--t2);
  background-color:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-brand-dark);text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--c-accent)}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{color:var(--t1);font-weight:700;margin:0;letter-spacing:-.01em}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul{margin:0}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:992px){
  .wrap{max-width:1240px;padding:0 32px}
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  display:flex;align-items:center;
  height:76px;
  background:rgba(246,245,241,.96);
  border-bottom:1px solid var(--c-line);
  backdrop-filter:saturate(150%) blur(8px);
  transition:height .22s ease-out,background .22s ease-out;
}
.site-header.is-scrolled{height:62px;background:rgba(246,245,241,.98)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--t1);
  white-space:nowrap;
}
.brand svg{width:22px;height:22px;flex:none}
.brand:hover{color:var(--c-brand-dark)}
.nav-links{display:flex;align-items:center;gap:38px}
.nav-links a{
  position:relative;
  font-size:14.5px;font-weight:500;letter-spacing:.01em;
  color:var(--t2);padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--c-lime);transition:width .18s ease-out;
}
.nav-links a:hover{color:var(--t1)}
.nav-links a:hover::after{width:60%}
.nav-links a.active{color:var(--t1)}
.nav-links a.active::before{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:-8px;width:100%;height:3px;border-radius:999px;background:var(--c-brand);
}
.header-cta{flex:none}
.nav-toggle{
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:10px;
  background:var(--c-surface);cursor:pointer;padding:0;
}
.nav-toggle span{display:block;width:16px;height:1.5px;background:var(--t1);border-radius:2px}
@media(max-width:991.98px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .header-cta{display:none}
}
.mobile-drawer{
  position:fixed;inset:0;z-index:1080;
  background:var(--c-bg);
  display:flex;flex-direction:column;
  padding:22px 20px 32px;
  transform:translateY(-10px);opacity:0;visibility:hidden;
  transition:opacity .24s ease-out,transform .24s ease-out,visibility .24s;
}
.mobile-drawer.is-open{transform:none;opacity:1;visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:20px;border-bottom:1px solid var(--c-line)}
.drawer-close{
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:10px;background:var(--c-surface);
  color:var(--t1);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;padding:0;
}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px}
.drawer-nav a{
  font-size:20px;font-weight:600;color:var(--t1);
  line-height:56px;border-bottom:1px solid var(--c-line);
}
.drawer-nav a.active{color:var(--c-brand);position:relative;padding-left:14px}
.drawer-nav a.active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:99px;background:var(--c-brand);
}
.drawer-cta{margin-top:auto}
.drawer-cta .btn{width:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:14px 28px;border-radius:var(--r-btn);
  border:1.5px solid transparent;cursor:pointer;
  transition:background .2s ease-out,color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-primary{background:var(--c-accent);color:#fff;border-color:var(--c-accent)}
.btn-primary:hover{background:var(--c-accent-dark);border-color:var(--c-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2)}
.btn-primary:active{transform:none;box-shadow:var(--sh1)}
.btn-ghost{background:transparent;color:var(--c-brand);border-color:var(--c-brand)}
.btn-ghost:hover{background:rgba(18,112,90,.08);color:var(--c-brand-dark)}
.btn-on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-on-dark:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-brand-dark)}
.link-arrow svg{transition:transform .2s ease-out}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  display:flex;align-items:center;
  min-height:440px;padding:72px 0 64px;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(102deg,rgba(8,34,28,.90) 0%,rgba(8,34,28,.72) 48%,rgba(8,34,28,.42) 100%);
}
.page-hero .wrap{position:relative;z-index:1}
.hero-inner{max-width:760px}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:22px;letter-spacing:.02em}
.crumb a{color:rgba(255,255,255,.74)}
.crumb a:hover{color:var(--c-lime)}
.crumb i{font-style:normal;opacity:.45}
.crumb span[aria-current]{color:#fff}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-lime);
  margin:0 0 16px;text-transform:none;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-lime);display:block}
.hero-title{
  font-size:clamp(30px,4.2vw,48px);
  line-height:1.25;color:#fff;margin:0 0 18px;letter-spacing:-.01em;
}
.hero-sub{font-size:clamp(16px,1.6vw,19px);color:rgba(255,255,255,.84);max-width:600px;margin:0 0 8px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 30px}
.chip{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:999px;
  font-size:13px;letter-spacing:.02em;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.88);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
@media(max-width:767px){
  .page-hero{min-height:480px;align-items:flex-end;padding:56px 0 44px}
}

/* ---------- sections ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:76px 0}}
@media(min-width:992px){.section{padding:104px 0}}
.section--tint{background:var(--c-tint)}
.section-head{max-width:720px;margin-bottom:48px}
.kicker{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-brand);margin:0 0 12px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.35;margin:0 0 16px}
.section-desc{font-size:16px;color:var(--t2);max-width:640px;margin:0}

.feature{--bs-gutter-y:0}
.feature + .feature{margin-top:64px}
@media(min-width:992px){.feature + .feature{margin-top:88px}}
.feature h2{font-size:clamp(21px,2.2vw,27px);line-height:1.45;margin:0 0 16px}
.feature p{font-size:16px;margin-bottom:18px;max-width:700px}
.fnum{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:26px;padding:0 10px;margin-bottom:16px;
  font-family:var(--mono);font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--c-brand);border:1.5px solid var(--c-lime);border-radius:8px;
}
.media{
  background:var(--c-tint);
  border:1px solid var(--c-line);
  border-radius:var(--r-img);
  overflow:hidden;
  box-shadow:var(--sh1);
}
.media img{width:100%;aspect-ratio:3/2;object-fit:cover}
.point-list{list-style:none;margin:0;padding:0;max-width:700px}
.point-list li{
  position:relative;
  padding:11px 0 11px 26px;
  font-size:15.5px;line-height:1.75;color:var(--t2);
  border-bottom:1px dashed var(--c-line);
}
.point-list li:last-child{border-bottom:0}
.point-list li::before{
  content:"";position:absolute;left:0;top:19px;
  width:8px;height:8px;border-radius:2px;background:var(--c-brand-light);
}

/* ---------- dark band ---------- */
.band-dark{background:var(--c-ink);color:rgba(255,255,255,.78);padding:60px 0}
@media(min-width:992px){.band-dark{padding:84px 0}}
.band-dark h2{color:#fff;font-size:clamp(22px,2.4vw,30px);line-height:1.4;margin:0 0 10px}
.band-dark .kicker{color:var(--c-lime)}
.band-desc{color:rgba(255,255,255,.66);font-size:15px;max-width:560px;margin:0}
.band-head{margin-bottom:44px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:0 28px;border-left:1px solid rgba(255,255,255,.10)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:clamp(26px,3.2vw,42px);
  font-weight:700;line-height:1.1;color:var(--c-lime);
}
.stat-num small{font-size:14px;font-weight:500;color:rgba(255,255,255,.72);margin-left:6px;letter-spacing:.02em}
.stat-label{font-size:13px;color:rgba(255,255,255,.60);margin-top:12px;letter-spacing:.02em;line-height:1.6}
@media(max-width:767px){
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .stat{padding:0 20px}
  .stat:nth-child(odd){border-left:0;padding-left:0}
}

/* ---------- faq ---------- */
.faq-acc{background:transparent;margin-top:8px}
.faq-acc .accordion-item{background:transparent;border:0;border-top:1px solid var(--c-line)}
.faq-acc .accordion-item:last-child{border-bottom:1px solid var(--c-line)}
.faq-acc .accordion-button{
  background:transparent;color:var(--t1);
  font-size:17px;font-weight:600;line-height:1.5;
  padding:22px 46px 22px 0;border:0;border-radius:0;box-shadow:none;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-brand);background:transparent;box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--c-accent);outline-offset:2px}
.faq-acc .accordion-button::after{
  width:18px;height:18px;background-size:18px 18px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23101A17' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  transition:transform .22s ease-out;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2312705A' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
}
.faq-acc .accordion-body{
  padding:2px 0 24px;font-size:15px;line-height:1.9;color:var(--t2);max-width:820px;
}

/* ---------- cta ---------- */
.cta-bar{
  background:var(--c-ink);
  border-radius:var(--r-dark);
  padding:36px 40px;
  display:flex;align-items:center;justify-content:space-between;
  gap:26px;flex-wrap:wrap;
}
.cta-bar p{
  margin:0;color:#fff;font-weight:600;
  font-size:clamp(18px,2vw,23px);line-height:1.5;letter-spacing:-.01em;
}
.cta-bar .cta-note{display:block;font-size:13px;font-weight:400;color:rgba(255,255,255,.62);margin-top:8px;letter-spacing:.02em}
@media(max-width:575px){
  .cta-bar{padding:28px 24px}
  .cta-bar .btn{width:100%}
}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.88);padding:64px 0 28px}
.footer-grid{
  display:grid;grid-template-columns:4fr 3fr 3fr 2fr;
  gap:40px;padding-bottom:40px;
}
.footer-grid > div + div{border-left:1px solid rgba(255,255,255,.10);padding-left:32px}
.site-footer .brand{color:#fff;font-size:17px}
.site-footer .brand:hover{color:var(--c-lime)}
.footer-about{
  font-size:14px;line-height:1.75;color:rgba(255,255,255,.68);
  margin:16px 0 0;max-width:290px;
}
.footer-col h3{
  font-size:14px;font-weight:600;color:#fff;
  margin:0 0 16px;letter-spacing:.02em;
}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--c-lime)}
.fx-txt{font-size:14px;color:rgba(255,255,255,.72);letter-spacing:.01em}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.10);padding-top:22px;
  font-size:13px;color:rgba(255,255,255,.58);letter-spacing:.02em;
}
.to-top{
  display:inline-flex;align-items:center;gap:6px;
  background:transparent;border:0;padding:0;cursor:pointer;
  font-size:13px;color:rgba(255,255,255,.72);
  transition:color .18s ease-out;
}
.to-top:hover{color:var(--c-lime)}
@media(max-width:991.98px){
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .footer-grid > div + div{border-left:0;padding-left:0}
}
@media(max-width:575px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-col h3{margin-bottom:12px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001s !important;animation-duration:.001s !important}
  html{scroll-behavior:auto}
  .btn:hover,.link-arrow:hover svg{transform:none !important}
}