/* roulang page: index */
:root{
  --ink:#0F2A22;
  --ink-soft:#1C3D33;
  --accent:#D94A22;
  --accent-hover:#B93C17;
  --accent-press:#9E3113;
  --lime:#C8D96F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEDE6;
  --line:#E6E2D8;
  --muted:#6B7A72;
  --ok:#2E7D5B;
  --err:#C0392B;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-tag:999px;
  --shadow-1:0 1px 2px rgba(15,42,34,.05);
  --shadow-2:0 8px 24px rgba(15,42,34,.09);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:56px 0}
.section-lg{padding:80px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-title{font-size:clamp(26px,3vw,38px);font-weight:800;letter-spacing:-.02em;line-height:1.25}
.section-sub{margin-top:12px;font-size:15px;color:var(--muted);max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--ink);background:var(--lime);
  padding:6px 14px;border-radius:var(--radius-tag);margin-bottom:18px;
}
.eyebrow-outline{background:transparent;border:1px solid var(--line);color:var(--muted)}
.text-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;color:var(--accent);transition:gap .18s var(--ease)}
.text-link:hover{gap:12px}
.text-link svg{transition:transform .18s var(--ease)}
.text-link:hover svg{transform:translateX(3px)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .16s linear,color .16s linear,border-color .16s linear,transform .16s var(--ease),box-shadow .16s linear;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover)}
.btn-primary:active{background:var(--accent-press)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#F7F5F0}
.btn-light{background:#F7F5F0;color:var(--ink)}
.btn-light:hover{background:#fff}
.btn-block{width:100%}
.btn-line{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 22px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:var(--surface);font-size:14.5px;font-weight:700;
  transition:border-color .16s,background-color .16s;
}
.btn-line:hover{border-color:var(--ink);background:var(--surface-2)}
.btn[disabled]{opacity:.55;cursor:not-allowed}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s linear,background-color .2s linear;
}
.site-header.is-scrolled{
  box-shadow:var(--shadow-2);
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(8px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:30px;height:30px;flex-shrink:0}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.02em;white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:32px}
.nav-link{position:relative;font-size:15px;font-weight:500;padding:6px 0;color:var(--ink)}
.nav-link::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--accent);transition:width .18s var(--ease)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--accent);font-weight:700}
.nav-link.is-active::after{width:100%}
.header-cta{flex-shrink:0}
.hamburger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:var(--surface);align-items:center;justify-content:center;cursor:pointer;
}

/* ---------- 抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(15,42,34,.42);opacity:0;visibility:hidden;transition:opacity .28s linear,visibility .28s linear;z-index:80}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:340px;z-index:90;
  background:var(--bg);box-shadow:var(--shadow-2);padding:24px 22px;
  transform:translateX(100%);transition:transform .3s var(--ease);
  display:flex;flex-direction:column;gap:6px;
}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:var(--surface);cursor:pointer;display:flex;align-items:center;justify-content:center}
.drawer-link{
  display:block;font-size:18px;font-weight:700;padding:12px 0 12px 14px;
  border-left:3px solid transparent;color:var(--ink);
}
.drawer-link.is-active{border-left-color:var(--accent);color:var(--accent)}
.drawer .btn{margin-top:18px}

/* ---------- 首屏 ---------- */
.hero{padding:64px 0 32px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{
  font-size:clamp(32px,4.4vw,60px);font-weight:800;letter-spacing:-.02em;line-height:1.16;
}
.hero-sub{margin-top:20px;font-size:17px;color:var(--muted);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;height:430px;object-fit:cover;border-radius:var(--radius-card);
  border:1px solid var(--line);
}
.hero-badge{
  position:absolute;left:20px;bottom:20px;background:rgba(255,255,255,.94);
  border:1px solid var(--line);border-radius:12px;padding:14px 18px;box-shadow:var(--shadow-1);
  backdrop-filter:blur(6px);
}
.hero-badge b{display:block;font-size:20px;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.hero-badge span{font-size:13px;color:var(--muted)}
.proof-bar{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line);
}
.proof-chip{
  font-size:13.5px;font-weight:600;color:var(--ink);
  background:var(--surface);border:1px solid var(--line);
  padding:8px 16px;border-radius:var(--radius-tag);
}

/* ---------- 指标 ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--surface);
}
.metric{padding:34px 26px 40px;border-right:1px solid var(--line);position:relative}
.metric:last-child{border-right:none}
.metric::after{content:"";position:absolute;left:26px;right:26px;bottom:20px;height:2px;background:var(--lime)}
.metric-label{font-size:13.5px;color:var(--muted);margin-bottom:6px}
.metric-value{font-size:clamp(34px,3.6vw,46px);font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.1}
.metric-unit{font-size:16px;font-weight:700;color:var(--muted);margin-left:4px}

/* ---------- 服务矩阵 ---------- */
.matrix{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.matrix-feature{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .18s var(--ease),box-shadow .18s linear;
}
.matrix-feature:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.matrix-feature img{width:100%;height:268px;object-fit:cover}
.matrix-feature-body{padding:28px}
.matrix-feature-body h3{font-size:21px;font-weight:800;letter-spacing:-.01em;margin-bottom:10px}
.matrix-feature-body p{font-size:15px;color:var(--muted);line-height:1.8}
.matrix-feature-body .text-link{margin-top:22px}
.matrix-list{border-top:1px solid var(--line)}
.matrix-item{
  display:flex;gap:18px;padding:24px 6px;border-bottom:1px solid var(--line);
  transition:transform .18s var(--ease),background-color .18s linear;
}
.matrix-item:hover{transform:translateX(4px)}
.matrix-item:hover .matrix-num{color:var(--accent)}
.matrix-num{font-size:15px;font-weight:800;color:var(--muted);font-variant-numeric:tabular-nums;transition:color .18s linear;padding-top:2px}
.matrix-item h4{font-size:18px;font-weight:700;line-height:1.35;margin-bottom:6px}
.matrix-item p{font-size:14.5px;color:var(--muted);line-height:1.7}

/* ---------- 结果对比 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:0;position:relative}
.compare::before{content:"";position:absolute;left:50%;top:8px;bottom:8px;width:1px;background:var(--line)}
.compare-col{padding:0 44px}
.compare-col:first-child{padding-left:0}
.compare-col:last-child{padding-right:0}
.compare-panel{height:100%;border-radius:var(--radius-card);padding:30px 32px}
.compare-panel.is-plain{background:var(--surface-2);color:var(--muted)}
.compare-panel.is-brand{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);box-shadow:var(--shadow-1)}
.compare-label{font-size:12.5px;font-weight:700;letter-spacing:.06em;text-transform:none;margin-bottom:22px;display:block}
.compare-panel.is-plain .compare-label{color:#7C8A82}
.compare-panel.is-brand .compare-label{color:var(--accent)}
.compare-item{display:flex;gap:14px;margin-bottom:20px;font-size:15px;line-height:1.7}
.compare-item:last-child{margin-bottom:0}
.tick{width:16px;height:16px;flex-shrink:0;margin-top:6px;border:1.6px solid currentColor;border-radius:2px;position:relative}
.tick::after{content:"";position:absolute;left:3px;right:3px;top:6px;height:1.4px;background:currentColor}
.compare-panel.is-brand .compare-item{color:var(--ink)}

/* ---------- 最新动态 ---------- */
.news-list{border-top:1px solid var(--line)}
.news-row{
  display:grid;grid-template-columns:104px 116px 1fr 22px;gap:22px;align-items:start;
  padding:22px 12px;border-bottom:1px solid var(--line);
  transition:background-color .16s linear,padding-left .18s var(--ease);
}
.news-row:hover{background:var(--surface-2);padding-left:18px}
.news-date{font-size:13.5px;color:var(--muted);font-variant-numeric:tabular-nums;padding-top:3px}
.news-tag{
  justify-self:start;font-size:12px;font-weight:700;color:var(--ink);
  background:var(--lime);border-radius:var(--radius-tag);padding:4px 12px;margin-top:2px;white-space:nowrap;
}
.news-title{display:block;font-size:17px;font-weight:700;line-height:1.35;margin-bottom:6px}
.news-desc{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  font-size:14.5px;color:var(--muted);line-height:1.7;
}
.news-arrow{color:var(--muted);padding-top:4px;transition:transform .18s var(--ease),color .18s linear}
.news-row:hover .news-arrow{transform:translateX(3px);color:var(--accent)}
.news-empty{
  border:1px dashed var(--line);border-radius:var(--radius-card);background:var(--surface);
  padding:48px 24px;text-align:center;
}
.news-empty svg{margin:0 auto 14px;color:var(--muted)}
.news-empty p{font-size:15px;color:var(--muted);margin-bottom:20px}

/* ---------- FAQ ---------- */
.faq{max-width:780px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line);position:relative}
.faq-q{
  width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:none;border:0;padding:16px 0 16px 0;text-align:left;cursor:pointer;
  font-size:16.5px;font-weight:700;line-height:1.5;color:var(--ink);
  transition:padding-left .2s var(--ease),color .16s linear;
}
.faq-item.is-open .faq-q{padding-left:16px;color:var(--accent)}
.faq-item.is-open::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;background:var(--lime)}
.faq-icon{flex-shrink:0;transition:transform .22s var(--ease);color:var(--muted)}
.faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a-inner{padding:0 0 24px 16px;font-size:15px;line-height:1.9;color:var(--muted);max-width:680px}

/* ---------- CTA 条 ---------- */
.cta-band{
  border-radius:var(--radius-card);padding:48px;color:#F2F0E9;
  background-color:var(--ink);
  background-image:linear-gradient(rgba(15,42,34,.86),rgba(15,42,34,.86)),url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;letter-spacing:-.02em;line-height:1.3;max-width:560px}
.cta-band p{margin-top:12px;font-size:15px;color:#B8C4BD;max-width:520px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 表单 ---------- */
.contact-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:start}
.form-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:32px;box-shadow:var(--shadow-1)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-field{margin-bottom:20px}
.form-field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}
.form-field input,.form-field select,.form-field textarea{
  width:100%;height:44px;padding:0 14px;background:var(--bg);
  border:1px solid var(--line);border-radius:var(--radius-btn);
  transition:border-color .16s linear,box-shadow .16s linear,background-color .16s linear;
}
.form-field textarea{height:auto;min-height:110px;padding:12px 14px;resize:vertical;line-height:1.7}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--accent);background:#fff;
  box-shadow:0 0 0 3px rgba(217,74,34,.14);
}
.form-field.has-error input,.form-field.has-error select,.form-field.has-error textarea{border-color:var(--err)}
.form-hint{font-size:12.5px;color:var(--err);margin-top:6px;display:none}
.form-field.has-error .form-hint{display:block}
.form-alert{
  display:none;margin-top:18px;padding:12px 16px;border-radius:var(--radius-btn);
  font-size:14px;font-weight:600;
}
.form-alert.is-ok{display:block;border:1px solid var(--ok);color:var(--ok);background:#F1F7F3}
.form-alert.is-err{display:block;border:1px solid var(--err);color:var(--err);background:#FBF1EF}
.trust-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1)}
.trust-card img{width:100%;height:170px;object-fit:cover}
.trust-list{padding:24px 26px}
.trust-item{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.trust-item:last-child{border-bottom:0;padding-bottom:0}
.trust-item:first-child{padding-top:0}
.trust-icon{
  width:34px;height:34px;flex-shrink:0;border-radius:9px;background:var(--surface-2);
  display:flex;align-items:center;justify-content:center;color:var(--accent);
}
.trust-item h4{font-size:15.5px;font-weight:700;margin-bottom:4px}
.trust-item p{font-size:14px;color:var(--muted);line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#E9E7DF;margin-top:96px;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand .logo-text{color:#fff}
.footer-brand p{margin-top:16px;font-size:14px;color:#A9B6AF;line-height:1.8;max-width:280px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:#A9B6AF;padding:6px 0;transition:color .16s linear}
.footer-link:hover{color:#fff}
.footer-contact{font-size:14px;color:#A9B6AF;line-height:1.9}
.footer-contact strong{color:#fff;font-weight:700;display:block;font-size:15px;font-variant-numeric:tabular-nums;margin-bottom:8px}
.footer-bottom{
  border-top:1px solid rgba(233,231,223,.16);margin-top:48px;padding:20px 0 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:#8FA098;
}

/* ---------- 移动底部 Tab ---------- */
.mobile-tab{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  background:#fff;border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab-inner{display:flex;height:56px}
.tab-item{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:10px;color:var(--muted);position:relative;
}
.tab-item.is-active{color:var(--accent);font-weight:700}
.tab-item.is-active::before{content:"";position:absolute;top:0;left:22%;right:22%;height:2px;background:var(--accent)}
.tab-item svg{width:20px;height:20px}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px)}
.reveal.is-in{opacity:1;transform:none;transition:opacity .42s var(--ease),transform .42s var(--ease)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
  *{transition:none !important;animation:none !important}
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{gap:40px}
  .hero-visual img{height:380px}
  .compare-col{padding:0 32px}
}
@media (max-width:1024px){
  .nav-list{gap:22px}
  .hero{padding:48px 0 24px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual img{height:320px}
  .matrix{grid-template-columns:6fr 6fr;gap:24px}
  .matrix-feature img{height:220px}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .metric{border-bottom:1px solid var(--line)}
  .metric:nth-child(2n){border-right:none}
  .metric:nth-child(n+3){border-bottom:none}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
  body{padding-bottom:calc(56px + env(safe-area-inset-bottom))}
  .container{padding:0 18px}
  .section{padding:44px 0}
  .section-lg{padding:56px 0}
  .nav-list,.header-cta{display:none}
  .hamburger{display:flex}
  .mobile-tab{display:block}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .hero h1{font-size:32px}
  .hero-sub{font-size:16px}
  .matrix{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr;gap:20px}
  .compare::before{display:none}
  .compare-col{padding:0}
  .compare-panel.is-brand{border-radius:var(--radius-card)}
  .news-row{grid-template-columns:1fr 20px;gap:8px 12px;padding:18px 6px}
  .news-row:hover{padding-left:6px}
  .news-date{grid-column:1;grid-row:1;padding:0}
  .news-tag{grid-column:1;grid-row:2;margin-top:0}
  .news-main{grid-column:1;grid-row:3;margin-top:4px}
  .news-arrow{grid-column:2;grid-row:1 / span 3;align-self:center}
  .cta-band{padding:32px 24px}
  .form-panel{padding:24px}
  .form-row{grid-template-columns:1fr}
  .faq-q{font-size:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
  .site-footer{margin-top:64px;padding-top:48px}
}
@media (max-width:480px){
  body{font-size:16px}
  .hero h1{font-size:28px}
  .section-title{font-size:25px}
  .metric{padding:24px 18px 34px}
  .metric::after{left:18px;right:18px}
  .metric-value{font-size:32px}
  .hero-badge{left:12px;bottom:12px;padding:10px 14px}
  .proof-chip{font-size:12.5px;padding:7px 12px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:26px 20px}
  .btn{padding:11px 20px;font-size:14.5px}
  .tab-item{font-size:9.5px}
}

/* roulang page: article */
:root{
  --ink:#0F2A22;
  --accent:#D94A22;
  --accent-hover:#B93C17;
  --accent-press:#9E3113;
  --lime:#C8D96F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEDE6;
  --line:#E6E2D8;
  --muted:#6B7A72;
  --ok:#2E7D5B;
  --err:#C0392B;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(15,42,34,.05);
  --sh-2:0 8px 24px rgba(15,42,34,.09);
  --w:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --h-head:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{max-width:var(--w);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.92);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),background .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-2);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.header-inner{height:var(--h-head);display:flex;align-items:center;gap:28px;justify-content:space-between}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:30px;height:30px;flex:0 0 auto}
.logo-text{font-size:18px;font-weight:800;letter-spacing:-.02em;color:var(--ink);white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:32px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink);
  padding:6px 0;transition:color .16s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .18s var(--ease);
}
.nav-link:hover{color:var(--accent)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--accent)}
.nav-link.is-active::after{transform:scaleX(1)}
.header-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#fff;font-size:15px;font-weight:700;
  padding:11px 22px;border-radius:var(--r-btn);
  transition:background .16s var(--ease),transform .16s var(--ease);
}
.header-cta:hover{background:var(--accent-hover)}
.header-cta:active{background:var(--accent-press);transform:translateY(1px)}
.burger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--surface);align-items:center;justify-content:center;
}
.burger span{display:block;width:18px;height:1.8px;background:var(--ink);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:1.8px;background:var(--ink)}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,42,34,.4);opacity:0;visibility:hidden;
  transition:opacity .2s var(--ease),visibility .2s var(--ease);z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:360px;background:var(--surface);
  z-index:90;transform:translateX(100%);transition:transform .26s var(--ease);
  padding:24px 22px calc(24px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;gap:22px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:9px;font-size:18px;line-height:1;color:var(--muted)}
.drawer-list{display:flex;flex-direction:column;gap:20px;margin-top:6px}
.drawer-link{
  position:relative;font-size:18px;font-weight:600;padding-left:14px;
  border-left:3px solid transparent;transition:color .16s var(--ease),border-color .16s var(--ease);
}
.drawer-link:hover,.drawer-link.is-active{color:var(--accent);border-left-color:var(--accent)}
.drawer .header-cta{justify-content:center;width:100%}

/* ---------- bottom tab ---------- */
.tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:var(--surface);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar ul{display:flex}
.tabbar li{flex:1}
.tab-item{
  position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:56px;font-size:10px;color:var(--muted);
}
.tab-item svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.tab-item.is-active{color:var(--accent)}
.tab-item.is-active::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:26px;height:2px;background:var(--accent)}

/* ---------- article ---------- */
.page-head{padding:44px 0 0}
.crumb{font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:20px}
.crumb a{transition:color .16s var(--ease)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{color:var(--line)}
.crumb .current{color:var(--ink)}

.article-panel{
  max-width:760px;margin:0 auto;padding:0 24px 0;
}
.article-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:var(--lime);color:var(--ink);border-radius:999px;padding:5px 14px;
}
.article-title{
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.32;font-weight:800;letter-spacing:-.02em;
  margin:18px 0 16px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--muted);padding-bottom:22px;border-bottom:1px solid var(--line);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}

.article-cover{margin:28px 0 34px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--surface-2)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover figcaption{font-size:13px;color:var(--muted);text-align:center;padding:10px 0 0;background:transparent;margin:0}
.article-figure figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}

.cms-content{font-size:17px;line-height:1.9;color:#22352E}
.cms-content > * + *{margin-top:24px}
.cms-content p{margin:0}
.cms-content h2{
  font-size:clamp(24px,2.6vw,31px);font-weight:800;letter-spacing:-.02em;line-height:1.4;
  margin-top:44px;padding-left:14px;border-left:4px solid var(--accent);color:var(--ink);
}
.cms-content h3{font-size:21px;font-weight:700;line-height:1.5;margin-top:34px;color:var(--ink)}
.cms-content h2 + *,.cms-content h3 + *{margin-top:16px}
.cms-content ul,.cms-content ol{padding-left:0;display:flex;flex-direction:column;gap:12px}
.cms-content li{position:relative;padding-left:24px;line-height:1.8}
.cms-content li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;
  border:1.6px solid var(--accent);transform:rotate(0deg);
}
.cms-content blockquote{
  background:var(--surface-2);border-left:3px solid var(--accent);
  padding:18px 22px;border-radius:0 var(--r-card) var(--r-card) 0;color:#2B4038;font-size:16px;
}
.cms-content img{border-radius:var(--r-img);width:100%}
.cms-content figure{margin:28px 0}
.cms-content a{color:var(--accent);border-bottom:1px solid rgba(217,74,34,.35);transition:color .16s var(--ease),border-color .16s var(--ease)}
.cms-content a:hover{color:var(--accent-hover);border-bottom-color:var(--accent-hover)}
.cms-content strong{font-weight:700;color:var(--ink)}

.notfound{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:44px 28px;text-align:center;box-shadow:var(--sh-1);
}
.notfound svg{width:44px;height:44px;stroke:var(--muted);fill:none;stroke-width:1.6;margin:0 auto 16px}
.notfound h2{font-size:22px;font-weight:800;margin-bottom:10px}
.notfound p{color:var(--muted);font-size:15px;margin-bottom:22px}

.article-foot{
  margin-top:52px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
}
.back-link{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--accent);
}
.back-link svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2}
.back-link:hover{color:var(--accent-hover)}

/* ---------- related ---------- */
.section{padding:96px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.section-title{font-size:clamp(24px,2.8vw,32px);font-weight:800;letter-spacing:-.02em}
.section-sub{font-size:14px;color:var(--muted);margin-top:8px;max-width:640px}
.more-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--accent)}
.more-link svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;transition:transform .16s var(--ease)}
.more-link:hover svg{transform:translateX(3px)}

.list-rows{border-top:1px solid var(--line)}
.row-item{
  display:grid;grid-template-columns:104px 1fr 22px;gap:20px;align-items:start;
  padding:22px 16px;border-bottom:1px solid var(--line);
  transition:background .16s var(--ease);position:relative;
}
.row-item:hover{background:var(--surface-2)}
.row-date{font-size:13px;color:var(--muted);padding-top:5px;font-variant-numeric:tabular-nums}
.row-main .row-title{font-size:18px;font-weight:700;line-height:1.45;letter-spacing:-.01em}
.row-main .row-desc{font-size:14px;color:var(--muted);line-height:1.7;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.row-tag{
  display:inline-flex;align-items:center;font-size:12px;font-weight:700;
  border:1px solid var(--line);border-radius:999px;padding:3px 12px;color:var(--muted);
  margin-bottom:10px;background:var(--surface);
}
.row-arrow{align-self:center;color:var(--line);transition:color .16s var(--ease),transform .16s var(--ease)}
.row-item:hover .row-arrow{color:var(--accent);transform:translateX(3px)}
.row-arrow svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8}

/* ---------- cta strip ---------- */
.cta-strip{
  margin-top:56px;background:var(--ink);color:#F3F1EA;border-radius:var(--r-card);
  padding:40px 36px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
}
.cta-strip h2{font-size:clamp(21px,2.4vw,27px);font-weight:800;letter-spacing:-.02em;color:#fff}
.cta-strip p{font-size:14px;color:rgba(243,241,234,.72);margin-top:8px;max-width:520px}
.btn{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;
  padding:12px 26px;border-radius:var(--r-btn);transition:background .16s var(--ease),color .16s var(--ease),transform .16s var(--ease),border-color .16s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover)}
.btn-primary:active{background:var(--accent-press);transform:translateY(1px)}
.btn-ghost{border:1px solid rgba(243,241,234,.4);color:#F3F1EA}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-outline{border:1px solid var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#F3F1EA}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#E9E7DF;margin-top:104px;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand .logo-text{color:#fff}
.footer-brand p{font-size:14px;color:rgba(233,231,223,.66);margin-top:16px;line-height:1.8;max-width:320px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:rgba(233,231,223,.66);padding:6px 0;transition:color .16s var(--ease)}
.footer-link:hover{color:#fff}
.footer-contact{font-size:14px;color:rgba(233,231,223,.66);line-height:1.9}
.footer-contact strong{display:block;color:#fff;font-weight:700;margin-bottom:6px}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(233,231,223,.16);
  padding:22px 0 30px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(233,231,223,.6);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px)}
.reveal.is-in{opacity:1;transform:none;transition:opacity .42s var(--ease),transform .42s var(--ease)}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 24px}
}
@media (max-width:1024px){
  .nav-list{gap:22px}
  .nav-link{font-size:14px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .section{padding:80px 0 0}
}
@media (max-width:768px){
  body{font-size:16px;padding-bottom:calc(56px + env(safe-area-inset-bottom))}
  .nav-list,.header-cta.desk{display:none}
  .burger{display:inline-flex}
  .tabbar{display:block}
  .container{padding:0 18px}
  .page-head{padding:28px 0 0}
  .article-panel{padding:0 18px}
  .article-title{font-size:30px}
  .cms-content{font-size:16px;line-height:1.9}
  .cms-content h2{font-size:24px;margin-top:36px}
  .cms-content h3{font-size:19px}
  .section{padding:60px 0 0}
  .section-head{flex-direction:column;align-items:flex-start}
  .row-item{grid-template-columns:1fr 20px;gap:12px;padding:20px 6px}
  .row-date{grid-column:1/-1;padding-top:0;font-size:12px}
  .cta-strip{padding:30px 22px;flex-direction:column;align-items:flex-start}
  .site-footer{margin-top:64px;padding-top:48px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-brand{grid-column:1/-1}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center;gap:8px}
}
@media (max-width:480px){
  .article-title{font-size:26px}
  .cms-content h2{font-size:22px}
  .btn{width:100%;justify-content:center}
  .cta-strip .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1!important;transform:none!important}
}

/* roulang page: category2 */
:root{
  --ink:#0F2A22;
  --accent:#D94A22;
  --accent-hover:#B93C17;
  --accent-press:#9E3113;
  --lime:#C8D96F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEDE6;
  --line:#E6E2D8;
  --muted:#6B7A72;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-tag:999px;
  --shadow-card:0 1px 2px rgba(15,42,34,.05);
  --shadow-hover:0 8px 24px rgba(15,42,34,.09);
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:0;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

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

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease),transform .16s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-hover);}
.btn-primary:active{background:var(--accent-press);transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#F7F5F0;}
.btn-light{background:transparent;color:#F3F1EA;border-color:rgba(243,241,234,.55);}
.btn-light:hover{background:#F3F1EA;color:var(--ink);border-color:#F3F1EA;}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;justify-content:center;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:700;color:var(--accent);
  border-bottom:1px solid transparent;
}
.btn-text svg{transition:transform .18s var(--ease);}
.btn-text:hover svg{transform:translateX(3px);}

.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;
  border-radius:var(--radius-tag);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:var(--lime);color:var(--ink);
}
.tag-outline{
  display:inline-flex;align-items:center;
  padding:4px 12px;
  border-radius:var(--radius-tag);
  font-size:12px;font-weight:700;
  border:1px solid var(--line);color:var(--muted);background:transparent;
}

.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head h2{font-size:38px;}
.section-head p{margin-top:16px;color:var(--muted);font-size:16px;}
.eyebrow{
  display:inline-block;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--accent);margin-bottom:14px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.site-header.is-scrolled{
  box-shadow:0 8px 24px rgba(15,42,34,.08);
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(8px);
}
.header-inner{
  height:68px;
  display:flex;align-items:center;gap:32px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{width:30px;height:30px;flex-shrink:0;}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--ink);}
.nav-list{display:flex;align-items:center;gap:32px;}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--ink);
  padding:6px 0;
  transition:color .16s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;
  width:0;height:2px;background:var(--accent);
  transition:width .18s var(--ease);
}
.nav-link:hover{color:var(--accent);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--accent);font-weight:700;}
.nav-link.is-active::after{width:100%;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.menu-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:var(--surface);
  align-items:center;justify-content:center;
  cursor:pointer;
}
.menu-toggle span{
  display:block;width:18px;height:1.6px;background:var(--ink);
  position:relative;
}
.menu-toggle span::before,
.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:1.6px;background:var(--ink);
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:82vw;max-width:360px;
  background:var(--surface);
  border-left:1px solid var(--line);
  transform:translateX(100%);
  transition:transform .28s var(--ease);
  z-index:90;
  padding:28px 24px;
  display:flex;flex-direction:column;gap:8px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-title{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.12em;margin:8px 0 12px;}
.drawer-link{
  display:block;
  font-size:18px;
  padding:12px 0 12px 14px;
  border-left:3px solid transparent;
  color:var(--ink);
}
.drawer-link:hover{border-left-color:var(--accent);color:var(--accent);}
.drawer-link.is-active{border-left-color:var(--accent);color:var(--accent);font-weight:700;}
.drawer-cta{margin-top:20px;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,42,34,.42);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease);
  z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* 移动端底部 Tab */
.tabbar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:var(--surface);
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar-inner{display:flex;}
.tab-item{
  position:relative;
  flex:1;
  height:56px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:3px;
  font-size:10px;
  color:var(--muted);
}
.tab-item svg{width:20px;height:20px;stroke-width:1.6;}
.tab-item.is-active{color:var(--accent);}
.tab-item.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:2px;background:var(--accent);
}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;
  background:var(--ink);
  color:#F3F1EA;
  overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.30;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,42,34,.70) 0%,rgba(15,42,34,.94) 100%);
}
.cat-hero .container{position:relative;z-index:2;padding-top:52px;padding-bottom:72px;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(243,241,234,.66);
  margin-bottom:26px;
}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:#F3F1EA;font-weight:700;}
.cat-hero h1{
  font-size:56px;
  max-width:900px;
  margin-top:18px;
  color:#fff;
}
.cat-hero .lead{
  margin-top:22px;
  max-width:640px;
  font-size:17px;
  line-height:1.8;
  color:rgba(243,241,234,.82);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:56px;
  border-top:1px solid rgba(243,241,234,.20);
  padding-top:24px;
}
.hero-stats div{
  padding-right:20px;
  border-right:1px solid rgba(243,241,234,.16);
}
.hero-stats div:last-child{border-right:none;}
.hero-stats .k{font-size:13px;color:rgba(243,241,234,.6);}
.hero-stats .v{font-size:28px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;margin-top:4px;}
.hero-stats .v small{font-size:14px;font-weight:700;color:var(--lime);margin-left:4px;}

/* ---------- 能力矩阵 7/5 ---------- */
.matrix{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:start;}
.matrix-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.matrix-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.matrix-card .media{overflow:hidden;border-bottom:1px solid var(--line);}
.matrix-card .media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.matrix-card .body{padding:28px;}
.matrix-card h3{font-size:21px;margin-bottom:12px;}
.matrix-card p{color:var(--muted);font-size:15px;line-height:1.8;}
.matrix-card .btn-text{margin-top:18px;}

.matrix-list{
  display:flex;flex-direction:column;
  border-top:1px solid var(--line);
}
.matrix-row{
  display:grid;grid-template-columns:56px 1fr;
  gap:16px;
  padding:22px 4px;
  border-bottom:1px solid var(--line);
  transition:transform .18s var(--ease),background-color .18s var(--ease);
}
.matrix-row:hover{transform:translateX(4px);background:var(--surface-2);}
.matrix-row .idx{
  font-size:15px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;
  transition:color .18s var(--ease);
}
.matrix-row h3{font-size:19px;margin-bottom:6px;}
.matrix-row p{color:var(--muted);font-size:15px;line-height:1.7;}

/* ---------- 图文段 ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.feature--reverse .feature-media{order:2;}
.feature-media{
  overflow:hidden;border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:var(--surface-2);
}
.feature-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.feature-body h2{font-size:34px;margin-bottom:18px;}
.feature-body p{color:var(--muted);font-size:16px;margin-bottom:14px;}
.feature-points{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.feature-points li{
  display:grid;grid-template-columns:18px 1fr;gap:12px;
  font-size:15px;color:var(--ink);
}
.feature-points li::before{
  content:"";width:10px;height:10px;margin-top:9px;
  border:1.6px solid var(--accent);
}

/* ---------- 结果对比 ---------- */
.compare-wrap{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:var(--surface);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.compare{display:grid;grid-template-columns:1fr 1fr;}
.compare-col{padding:34px 30px;}
.compare-col--plain{background:var(--surface-2);border-right:1px solid var(--line);}
.compare-col--plain .compare-title{color:var(--muted);}
.compare-col--ours{border-left:3px solid var(--accent);}
.compare-title{
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--ink);margin-bottom:20px;
}
.compare-list{display:flex;flex-direction:column;gap:20px;}
.compare-list li{
  display:grid;grid-template-columns:16px 1fr;gap:12px;
  font-size:15px;line-height:1.75;
}
.compare-list li::before{
  content:"";width:10px;height:10px;margin-top:8px;
  border:1.6px solid currentColor;opacity:.55;
}
.compare-col--plain .compare-list li{color:var(--muted);}
.compare-col--ours .compare-list li{color:var(--ink);}
.compare-col--ours .compare-list li::before{border-color:var(--accent);opacity:1;}

/* ---------- 流程 ---------- */
.flow{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;
  border-top:1px solid var(--line);
}
.flow-step{
  position:relative;
  padding:28px 22px 0 0;
}
.flow-step::after{
  content:"";position:absolute;left:0;top:0;width:44px;height:3px;background:var(--lime);
}
.flow-step .step-no{
  font-size:13px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:.08em;
}
.flow-step h3{font-size:19px;margin:10px 0 10px;}
.flow-step p{font-size:15px;color:var(--muted);line-height:1.75;}

/* ---------- FAQ ---------- */
.faq{max-width:780px;margin:0 auto;}
.faq-item{
  border-bottom:1px solid var(--line);
  position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:-16px;top:14px;bottom:14px;width:3px;
  background:var(--lime);opacity:0;transition:opacity .2s var(--ease);
}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;
  min-height:64px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:18px 0;
  background:none;border:none;text-align:left;cursor:pointer;
  font-size:17px;font-weight:700;color:var(--ink);
}
.faq-q:hover{color:var(--accent);}
.faq-icon{
  flex-shrink:0;width:20px;height:20px;position:relative;
}
.faq-icon::before,
.faq-icon::after{
  content:"";position:absolute;background:var(--accent);transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px;}
.faq-icon::after{left:9px;top:0;width:2px;height:20px;}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{
  overflow:hidden;max-height:0;
  transition:max-height .3s var(--ease);
}
.faq-a p{
  padding:0 44px 22px 0;
  font-size:15px;line-height:1.9;color:var(--muted);
}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink);
  color:#F3F1EA;
  border-radius:var(--radius-card);
  padding:52px 48px;
  display:grid;grid-template-columns:1.4fr 1fr;
  gap:36px;align-items:center;
}
.cta-band h2{font-size:34px;color:#fff;}
.cta-band p{margin-top:14px;color:rgba(243,241,234,.76);font-size:16px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:#F3F1EA;
  margin-top:96px;
  padding:72px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand p{
  margin-top:16px;font-size:14px;line-height:1.9;
  color:rgba(243,241,234,.62);max-width:300px;
}
.site-footer .logo-text{color:#F3F1EA;}
.footer-title{font-size:14px;font-weight:700;margin-bottom:16px;color:#fff;}
.footer-link{
  display:block;
  font-size:14px;
  color:rgba(243,241,234,.62);
  padding:5px 0;
  transition:color .16s var(--ease);
}
.footer-link:hover{color:#fff;}
.footer-contact{font-size:14px;line-height:1.9;color:rgba(243,241,234,.62);}
.footer-contact strong{display:block;color:#fff;font-size:15px;margin-bottom:6px;}
.footer-bottom{
  margin-top:56px;
  border-top:1px solid rgba(243,241,234,.16);
  padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(243,241,234,.55);
}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);}
.reveal.is-in{
  opacity:1;transform:none;
  transition:opacity .42s var(--ease),transform .42s var(--ease);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 24px;}
  .cat-hero h1{font-size:48px;}
}
@media (max-width:1024px){
  .matrix{grid-template-columns:6fr 6fr;}
  .section{padding:80px 0;}
  .section-head h2{font-size:32px;}
  .feature{gap:36px;}
  .feature-body h2{font-size:29px;}
  .flow{grid-template-columns:repeat(2,1fr);row-gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .nav-list{display:none;}
  .header-actions .btn-primary{display:none;}
  .menu-toggle{display:inline-flex;}
  .tabbar{display:block;}
  body{padding-bottom:56px;}
  .section{padding:64px 0;}
  .section-head h2{font-size:28px;}
  .section-head{margin-bottom:32px;}
  .cat-hero .container{padding-top:32px;padding-bottom:52px;}
  .cat-hero h1{font-size:34px;}
  .cat-hero .lead{font-size:16px;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:20px 0;margin-top:40px;}
  .hero-stats div{border-right:none;}
  .hero-stats div:nth-child(odd){border-right:1px solid rgba(243,241,234,.16);}
  .matrix{grid-template-columns:1fr;}
  .feature{grid-template-columns:1fr;}
  .feature--reverse .feature-media{order:0;}
  .compare{grid-template-columns:1fr;}
  .compare-col--plain{border-right:none;border-bottom:1px solid var(--line);}
  .compare-col--ours{border-left:3px solid var(--accent);}
  .flow{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:36px 24px;}
  .cta-band h2{font-size:27px;}
  .cta-actions{justify-content:flex-start;}
  .site-footer{margin-top:64px;padding-top:52px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center;}
}
@media (max-width:520px){
  .cat-hero h1{font-size:30px;}
  .hero-cta .btn{width:100%;justify-content:center;}
  .hero-stats .v{font-size:24px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:26px;}
  .matrix-card .body{padding:22px;}
  .compare-col{padding:26px 22px;}
  .cta-band h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;}
  .faq-q{font-size:16px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1 !important;transform:none !important;}
}

/* roulang page: category3 */
:root{
  --ink:#0F2A22;
  --accent:#D94A22;
  --accent-hover:#B93C17;
  --accent-press:#9E3113;
  --lime:#C8D96F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEDE6;
  --line:#E6E2D8;
  --muted:#6B7A72;
  --danger:#C0392B;
  --success:#2E7D5B;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(15,42,34,.05);
  --shadow-2:0 8px 24px rgba(15,42,34,.09);
  --container:1200px;
  --header-h:68px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;}
p{margin:0;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
svg{display:block;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}
::selection{background:var(--lime);color:var(--ink);}

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

/* ============ HEADER ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,240,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(247,245,240,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  box-shadow:var(--shadow-2);
}
.header-inner{
  height:var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-mark{width:30px;height:30px;flex-shrink:0;}
.logo-text{
  font-size:17px;
  font-weight:800;
  letter-spacing:-.02em;
  white-space:nowrap;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:32px;
}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--ink);
  padding:6px 0;
  transition:color .16s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:0;height:2px;
  background:var(--accent);
  transition:width .18s var(--ease);
}
.nav-link:hover{color:var(--accent);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--accent);font-weight:700;}
.nav-link.is-active::after{width:100%;}
.header-actions{display:flex;align-items:center;gap:12px;}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  border:1px solid transparent;
  transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease),transform .16s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-hover);}
.btn-primary:active{background:var(--accent-press);}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent;}
.btn-ghost:hover{background:var(--ink);color:#F7F5F0;}
.btn-light{background:#F7F5F0;color:var(--ink);}
.btn-light:hover{background:#fff;}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:700;
  color:var(--accent);
}
.btn-text .arrow{transition:transform .18s var(--ease);}
.btn-text:hover .arrow{transform:translateX(3px);}
.btn:disabled{opacity:.5;cursor:not-allowed;}

.nav-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  border-radius:10px;
  background:var(--surface);
}

/* ============ DRAWER ============ */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(15,42,34,.42);
  opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);
  z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;
  height:100%;
  width:82vw;
  max-width:360px;
  background:var(--surface);
  z-index:90;
  transform:translateX(100%);
  transition:transform .3s var(--ease);
  padding:24px 22px calc(32px + env(safe-area-inset-bottom));
  display:flex;
  flex-direction:column;
  gap:6px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.drawer-close{
  width:38px;height:38px;
  border:1px solid var(--line);
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
}
.drawer-link{
  position:relative;
  font-size:18px;
  padding:14px 0 14px 16px;
  border-bottom:1px solid var(--line);
  color:var(--ink);
}
.drawer-link::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:0;
  background:var(--accent);
  transition:height .2s var(--ease);
}
.drawer-link:hover::before,.drawer-link.is-active::before{height:22px;}
.drawer-link.is-active{color:var(--accent);font-weight:700;}
.drawer-cta{margin-top:20px;}

/* ============ BREADCRUMB ============ */
.breadcrumb{
  padding:26px 0 0;
  font-size:13px;
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
}
.breadcrumb a{color:var(--muted);transition:color .16s var(--ease);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--ink);font-weight:700;}

/* ============ PAGE HERO ============ */
.page-hero{
  padding:34px 0 0;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
  padding:5px 12px;
  border-radius:999px;
  background:var(--lime);
  color:var(--ink);
}
.tag-outline{
  background:transparent;
  border:1px solid var(--line);
  color:var(--muted);
}
.page-hero h1{
  font-size:56px;
  margin:18px 0 16px;
}
.hero-sub{
  font-size:17px;
  color:var(--muted);
  max-width:34em;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:28px;
}
.hero-media{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  aspect-ratio:4/3;
}
.hero-media img{
  width:100%;height:100%;
  object-fit:cover;
}
.hero-media .media-note{
  position:absolute;
  left:16px;bottom:16px;
  background:rgba(15,42,34,.86);
  color:#F7F5F0;
  font-size:13px;
  padding:8px 14px;
  border-radius:999px;
}
.hero-stats{
  margin-top:44px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.hero-stat{
  padding:20px 22px 18px;
  border-right:1px solid var(--line);
  position:relative;
}
.hero-stat:last-child{border-right:0;}
.hero-stat::after{
  content:"";
  position:absolute;
  left:22px;right:22px;bottom:0;
  height:2px;
  background:var(--lime);
}
.hero-stat-label{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-bottom:4px;
}
.hero-stat-value{
  font-size:26px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.hero-stat-value small{
  font-size:14px;
  font-weight:700;
  color:var(--muted);
  margin-left:3px;
}

/* ============ SECTIONS ============ */
.section{padding:96px 0 0;}
.section-head{max-width:660px;margin-bottom:44px;}
.eyebrow{
  font-size:13px;
  font-weight:700;
  color:var(--accent);
  letter-spacing:.08em;
  margin-bottom:12px;
}
.section-head h2{
  font-size:38px;
  margin-bottom:14px;
}
.lead{
  font-size:16.5px;
  color:var(--muted);
}
.section-head--row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  max-width:none;
}

/* ============ VERSION CARDS ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
  display:flex;
  flex-direction:column;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.card h3{
  font-size:21px;
  margin:16px 0 8px;
}
.card p{font-size:15px;color:var(--muted);}
.spec-list{
  margin:18px 0 22px;
  border-top:1px solid var(--line);
}
.spec-list li{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding:11px 0;
  border-bottom:1px solid var(--line);
  font-size:14px;
}
.spec-list .k{color:var(--muted);}
.spec-list .v{
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.card-foot{margin-top:auto;}

/* ============ SPLIT ============ */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split + .split{margin-top:72px;}
.split--rev .split-media{order:2;}
.split-media{
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  aspect-ratio:5/4;
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-body h2{
  font-size:34px;
  margin:14px 0 16px;
}
.split-body p{color:var(--muted);font-size:16px;margin-bottom:16px;}
.check-list li{
  position:relative;
  padding-left:22px;
  margin-bottom:10px;
  font-size:15.5px;
  color:var(--ink);
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:.62em;
  width:9px;height:9px;
  border:2px solid var(--accent);
  border-radius:1px;
}
.step-num{
  font-size:13px;
  font-weight:700;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:.06em;
}

/* ============ COMPARE ============ */
.compare{
  display:grid;
  grid-template-columns:1fr 1fr;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.compare-col{padding:34px 32px;}
.compare-col--plain{
  background:var(--surface-2);
  border-right:1px solid var(--line);
}
.compare-col--ours{
  background:var(--surface);
  border-left:3px solid var(--accent);
}
.compare-label{
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  margin-bottom:22px;
  color:var(--muted);
}
.compare-col--ours .compare-label{color:var(--accent);}
.compare-item{
  position:relative;
  padding-left:26px;
  margin-bottom:20px;
  font-size:15.5px;
  line-height:1.75;
}
.compare-item:last-child{margin-bottom:0;}
.compare-item::before{
  content:"";
  position:absolute;
  left:0;top:.55em;
  width:16px;height:3px;
  background:var(--ink);
  opacity:.35;
}
.compare-col--ours .compare-item::before{background:var(--accent);opacity:1;}
.compare-item strong{display:block;font-weight:700;margin-bottom:2px;}
.compare-item span{color:var(--muted);font-size:14.5px;}

/* ============ STEPS ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  border-top:2px solid var(--ink);
}
.step{
  padding:26px 24px 26px 0;
  border-right:1px solid var(--line);
  position:relative;
}
.step:last-child{border-right:0;padding-right:0;}
.step::before{
  content:"";
  position:absolute;
  left:0;top:-2px;
  width:38px;height:2px;
  background:var(--accent);
}
.step-index{
  font-size:13px;
  font-weight:800;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:.08em;
}
.step h3{
  font-size:19px;
  margin:12px 0 8px;
}
.step p{font-size:15px;color:var(--muted);}

/* ============ FAQ ============ */
.faq{
  max-width:780px;
  margin:0 auto;
  border-top:1px solid var(--line);
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  text-align:left;
  padding:20px 0 20px 0;
  font-size:16.5px;
  font-weight:700;
  line-height:1.5;
  position:relative;
  transition:color .16s var(--ease);
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:0;
  background:var(--lime);
  transition:height .22s var(--ease);
}
.faq-q:hover{color:var(--accent);}
.faq-item.is-open .faq-q{padding-left:16px;color:var(--accent);}
.faq-item.is-open .faq-q::before{height:26px;}
.faq-icon{
  position:relative;
  width:14px;height:14px;
  flex-shrink:0;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--ink);
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.faq-icon::before{left:0;top:6px;width:14px;height:2px;}
.faq-icon::after{left:6px;top:0;width:2px;height:14px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s var(--ease);
}
.faq-a p{
  font-size:15px;
  color:var(--muted);
  line-height:1.9;
  padding:0 0 22px 16px;
}

/* ============ CTA BAND ============ */
.cta-band{
  margin-top:96px;
  background:var(--ink);
  border-radius:var(--radius-card);
  padding:56px 56px 52px;
  display:grid;
  grid-template-columns:1.35fr .65fr;
  gap:44px;
  align-items:center;
  color:#F7F5F0;
}
.cta-band h2{
  font-size:36px;
  margin-bottom:14px;
  color:#fff;
}
.cta-band p{
  font-size:16px;
  color:rgba(247,245,240,.74);
  max-width:38em;
}
.cta-points{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-top:26px;
}
.cta-points li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14.5px;
  color:rgba(247,245,240,.88);
}
.cta-points .square{
  width:9px;height:9px;
  border:2px solid var(--lime);
  border-radius:1px;
  flex-shrink:0;
}
.cta-actions{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.cta-actions .btn-ghost{border-color:rgba(247,245,240,.5);color:#F7F5F0;}
.cta-actions .btn-ghost:hover{background:#F7F5F0;color:var(--ink);border-color:#F7F5F0;}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:96px;
  background:var(--ink);
  color:#EFEDE6;
  padding:72px 0 calc(34px + env(safe-area-inset-bottom));
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:44px;
}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  color:rgba(239,237,230,.62);
  max-width:30em;
  line-height:1.8;
}
.footer-title{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.footer-link{
  display:block;
  font-size:14px;
  color:rgba(239,237,230,.62);
  padding:6px 0;
  transition:color .16s var(--ease);
}
.footer-link:hover{color:#fff;}
.footer-contact{
  font-size:14px;
  color:rgba(239,237,230,.62);
  line-height:1.9;
}
.footer-contact strong{
  display:block;
  color:#fff;
  font-size:15px;
  margin-bottom:8px;
}
.footer-bottom{
  margin-top:52px;
  padding-top:22px;
  border-top:1px solid rgba(239,237,230,.16);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:rgba(239,237,230,.55);
}

/* ============ MOBILE TABBAR ============ */
.tabbar{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  background:#fff;
  border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar-inner{
  height:56px;
  display:grid;
  grid-template-columns:repeat(5,1fr);
}
.tab-item{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  font-size:10px;
  color:var(--muted);
  line-height:1.2;
}
.tab-item svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.tab-item.is-active{color:var(--accent);font-weight:700;}
.tab-item.is-active::before{
  content:"";
  position:absolute;
  top:0;left:50%;
  transform:translateX(-50%);
  width:26px;height:2px;
  background:var(--accent);
}

/* ============ REVEAL ============ */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .42s var(--ease),transform .42s var(--ease);
}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* ============ RESPONSIVE ============ */
@media (max-width:1279px){
  .page-hero h1{font-size:50px;}
  .section-head h2{font-size:34px;}
  .split-body h2{font-size:30px;}
}
@media (max-width:1024px){
  .nav-list{gap:22px;}
  .nav-link{font-size:14px;}
  .header-cta{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .page-hero h1{font-size:44px;}
  .hero-media{aspect-ratio:16/9;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step{padding-right:22px;border-bottom:1px solid var(--line);}
  .step:nth-child(2n){border-right:0;padding-right:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-band{grid-template-columns:1fr;padding:44px 36px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .nav-list{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .section{padding-top:60px;}
  .page-hero{padding-top:22px;}
  .page-hero h1{font-size:32px;margin:14px 0 12px;}
  .hero-sub{font-size:16px;}
  .section-head h2{font-size:26px;}
  .split-body h2{font-size:25px;}
  .cta-band h2{font-size:27px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split--rev .split-media{order:0;}
  .split + .split{margin-top:52px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .hero-stat:nth-child(2n){border-right:0;}
  .hero-stat:nth-child(1),.hero-stat:nth-child(2){border-bottom:1px solid var(--line);}
  .card-grid{grid-template-columns:1fr;}
  .compare{grid-template-columns:1fr;}
  .compare-col--plain{border-right:0;border-bottom:1px solid var(--line);}
  .compare-col--ours{border-left:3px solid var(--accent);}
  .steps{grid-template-columns:1fr;}
  .step{border-right:0;padding-right:0;}
  .tabbar{display:block;}
  .site-footer{margin-top:64px;padding-bottom:calc(76px + env(safe-area-inset-bottom));}
  .footer-bottom{flex-direction:column;justify-content:center;text-align:center;}
  .cta-band{margin-top:64px;padding:36px 24px;}
  .section-head--row{flex-direction:column;align-items:flex-start;}
}
@media (max-width:480px){
  body{font-size:15.5px;}
  .page-hero h1{font-size:28px;}
  .section-head h2{font-size:23px;}
  .split-body h2{font-size:22px;}
  .cta-band h2{font-size:23px;}
  .hero-actions .btn{width:100%;}
  .hero-stat{padding:16px 16px 14px;}
  .hero-stat::after{left:16px;right:16px;}
  .hero-stat-value{font-size:22px;}
  .card{padding:22px;}
  .compare-col{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
  }
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --ink:#0F2A22;
  --ink-soft:#1E3E34;
  --accent:#D94A22;
  --accent-hover:#B93C17;
  --accent-press:#9E3113;
  --lime:#C8D96F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEDE6;
  --line:#E6E2D8;
  --muted:#6B7A72;
  --danger:#C0392B;
  --success:#2E7D5B;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-tag:999px;
  --shadow-1:0 1px 2px rgba(15,42,34,.05);
  --shadow-2:0 8px 24px rgba(15,42,34,.09);
  --container:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em;line-height:1.28;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(8px);
  box-shadow:var(--shadow-2);
}
.header-inner{
  height:68px;
  display:flex;
  align-items:center;
  gap:24px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-mark{width:28px;height:28px;flex-shrink:0;}
.logo-text{
  font-size:17px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
  white-space:nowrap;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:32px;
  margin-left:12px;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  color:var(--ink);
  white-space:nowrap;
  transition:color .16s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  background:var(--accent);
  transition:width .18s var(--ease);
}
.nav-link:hover{color:var(--accent);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--accent);}
.nav-link.is-active::after{width:100%;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  cursor:pointer;
  transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease),transform .16s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-hover);}
.btn-primary:active{background:var(--accent-press);transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{background:var(--lime);color:var(--ink);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--accent);
}
.link-arrow svg{transition:transform .18s var(--ease);}
.link-arrow:hover svg{transform:translateX(3px);}

.menu-toggle{
  display:none;
  width:40px;height:40px;
  align-items:center;
  justify-content:center;
  background:transparent;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  cursor:pointer;
}
.menu-toggle:hover{border-color:var(--ink);}

/* drawer */
.drawer{
  position:fixed;
  top:0;right:0;
  width:82vw;
  max-width:360px;
  height:100%;
  background:var(--surface);
  border-left:1px solid var(--line);
  transform:translateX(100%);
  transition:transform .32s var(--ease);
  z-index:120;
  padding:24px 22px 32px;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
  gap:6px;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.drawer-close{
  width:38px;height:38px;
  display:flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--radius-btn);cursor:pointer;
}
.drawer-link{
  font-size:18px;
  padding:12px 0 12px 14px;
  border-left:3px solid transparent;
  color:var(--ink);
}
.drawer-link.is-active{
  border-left-color:var(--accent);
  color:var(--accent);
  font-weight:700;
}
.drawer-cta{margin-top:20px;}
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(15,42,34,.42);
  opacity:0;
  visibility:hidden;
  transition:opacity .3s var(--ease),visibility .3s var(--ease);
  z-index:110;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* mobile tab bar */
.tabbar{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  height:calc(56px + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);
  background:var(--surface);
  border-top:1px solid var(--line);
  z-index:90;
}
.tabbar ul{display:flex;height:56px;}
.tabbar li{flex:1;}
.tab-item{
  position:relative;
  height:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  font-size:10px;
  color:var(--muted);
}
.tab-item svg{width:20px;height:20px;stroke-width:1.6;}
.tab-item::before{
  content:"";
  position:absolute;
  top:0;left:50%;
  transform:translateX(-50%);
  width:0;height:2px;
  background:var(--accent);
  transition:width .2s var(--ease);
}
.tab-item.is-active{color:var(--accent);}
.tab-item.is-active::before{width:26px;}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  padding:26px 0 0;
}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--ink);}

/* ---------- hero ---------- */
.cat-hero{padding:34px 0 0;}
.cat-hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:56px;
  align-items:center;
}
.tag{
  display:inline-block;
  padding:5px 14px;
  border-radius:var(--radius-tag);
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
  background:var(--lime);
  color:var(--ink);
}
.tag-outline{
  display:inline-block;
  padding:5px 14px;
  border-radius:var(--radius-tag);
  font-size:12px;
  font-weight:700;
  border:1px solid var(--line);
  color:var(--muted);
  background:transparent;
}
.cat-hero h1{
  margin:18px 0 18px;
  font-size:56px;
  font-weight:800;
  letter-spacing:-.02em;
}
.cat-hero h1 em{
  font-style:normal;
  color:var(--accent);
}
.hero-sub{
  font-size:18px;
  color:var(--muted);
  max-width:560px;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-figure{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  background:var(--surface-2);
  aspect-ratio:4/3;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:14px 18px;
  font-size:13px;
  color:#fff;
  background:linear-gradient(to top,rgba(15,42,34,.78),rgba(15,42,34,0));
}

/* credential strip */
.strip{
  margin-top:56px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.strip-item{
  padding:22px 8px;
  text-align:center;
  font-size:14px;
  color:var(--muted);
  border-left:1px solid var(--line);
}
.strip-item:first-child{border-left:none;}
.strip-item strong{
  display:block;
  font-size:20px;
  font-weight:800;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
  margin-bottom:2px;
}

/* ---------- sections ---------- */
section{position:relative;}
.section{padding:96px 0 0;}
.section-head{
  max-width:720px;
  margin-bottom:44px;
}
.section-head h2{
  font-size:38px;
  margin-bottom:14px;
}
.section-head p{
  color:var(--muted);
  font-size:16px;
}
.eyebrow{
  display:block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--accent);
  margin-bottom:12px;
}

/* split rows */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split + .split{margin-top:72px;}
.split-media{
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--surface-2);
  aspect-ratio:16/11;
  box-shadow:var(--shadow-1);
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-body h3{
  font-size:22px;
  margin-bottom:16px;
}
.split-body p{color:var(--muted);margin-bottom:16px;font-size:16px;}
.rule-list{margin-top:22px;}
.rule-list li{
  display:flex;
  gap:14px;
  padding:14px 0;
  border-top:1px solid var(--line);
}
.rule-list li:last-child{border-bottom:1px solid var(--line);}
.rule-list .num{
  flex-shrink:0;
  width:26px;
  font-variant-numeric:tabular-nums;
  font-weight:800;
  color:var(--accent);
  line-height:1.6;
}
.rule-list strong{display:block;font-size:16px;line-height:1.45;margin-bottom:2px;}
.rule-list span{font-size:14px;color:var(--muted);line-height:1.7;}

/* checklist cards */
.check-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}
.check-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px;
  box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.check-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.check-card h3{font-size:19px;margin-bottom:10px;}
.check-card p{font-size:15px;color:var(--muted);}
.check-card .dot{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:30px;height:30px;
  border-radius:8px;
  background:var(--surface-2);
  color:var(--accent);
  margin-bottom:14px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  font-size:14px;
}

/* comparison */
.compare{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.compare-head{
  display:grid;
  grid-template-columns:1fr 1fr;
}
.compare-head div{
  padding:20px 28px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
}
.compare-head .left{
  color:var(--muted);
  background:var(--surface-2);
}
.compare-head .right{
  color:var(--accent);
  background:var(--surface);
  border-left:1px solid var(--line);
}
.compare-body{
  display:grid;
  grid-template-columns:1fr 1fr;
  border-top:1px solid var(--line);
}
.compare-col{padding:12px 28px 26px;}
.compare-col.left{
  background:var(--surface-2);
  color:var(--muted);
}
.compare-col.right{
  background:var(--surface);
  border-left:3px solid var(--accent);
}
.compare-item{
  display:flex;
  gap:12px;
  padding:14px 0;
  font-size:15px;
  line-height:1.75;
  border-bottom:1px solid rgba(15,42,34,.07);
}
.compare-item:last-child{border-bottom:none;}
.compare-item::before{
  content:"";
  flex-shrink:0;
  width:8px;height:8px;
  margin-top:9px;
  border:1.6px solid currentColor;
  transform:rotate(45deg);
}
.compare-col.right .compare-item{color:var(--ink);}

/* FAQ */
.faq-wrap{max-width:780px;margin:0 auto;}
.faq-item{
  border-bottom:1px solid var(--line);
  position:relative;
}
.faq-item::before{
  content:"";
  position:absolute;
  left:-16px;
  top:14px;
  bottom:14px;
  width:3px;
  background:var(--lime);
  opacity:0;
  transition:opacity .2s var(--ease);
}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:64px;
  padding:16px 0;
  background:transparent;
  border:none;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  cursor:pointer;
}
.faq-q:hover{color:var(--accent);}
.faq-icon{
  flex-shrink:0;
  width:22px;height:22px;
  position:relative;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  top:50%;left:50%;
  background:currentColor;
  transform:translate(-50%,-50%);
  transition:transform .22s var(--ease);
}
.faq-icon::before{width:14px;height:1.8px;}
.faq-icon::after{width:1.8px;height:14px;}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s var(--ease);
}
.faq-a p{
  padding:0 44px 22px 0;
  font-size:15px;
  line-height:1.9;
  color:var(--muted);
}

/* CTA band */
.cta-band{margin-top:104px;}
.cta-inner{
  background:var(--ink);
  border-radius:var(--radius-card);
  padding:52px 48px;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:40px;
  align-items:center;
  color:#F7F5F0;
}
.cta-inner h2{
  font-size:32px;
  color:#fff;
  margin-bottom:12px;
}
.cta-inner p{color:rgba(247,245,240,.72);font-size:16px;max-width:520px;}
.cta-side{
  display:flex;
  flex-direction:column;
  gap:14px;
  align-items:flex-start;
}
.cta-side .btn{width:100%;}
.cta-note{font-size:13px;color:rgba(247,245,240,.6);}

/* ---------- footer ---------- */
.site-footer{
  margin-top:104px;
  background:var(--ink);
  color:#F7F5F0;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.site-footer .logo-text{color:#F7F5F0;}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:rgba(247,245,240,.66);
  max-width:300px;
}
.footer-title{
  font-size:14px;
  font-weight:700;
  margin-bottom:18px;
  color:#F7F5F0;
}
.footer-link{
  display:block;
  font-size:14px;
  color:rgba(247,245,240,.66);
  padding:5px 0;
  transition:color .16s var(--ease);
}
.footer-link:hover{color:#fff;}
.footer-contact{
  font-size:14px;
  line-height:1.9;
  color:rgba(247,245,240,.66);
}
.footer-contact strong{display:block;color:#F7F5F0;margin-bottom:6px;font-size:14px;}
.footer-bottom{
  border-top:1px solid rgba(247,245,240,.14);
  padding:20px 0 26px;
  display:flex;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:rgba(247,245,240,.55);
  flex-wrap:wrap;
}

/* reveal animation */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .42s var(--ease),transform .42s var(--ease);
}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .cat-hero h1{font-size:48px;}
  .section-head h2{font-size:34px;}
  .cat-hero-grid{gap:40px;}
}
@media (max-width:1024px){
  .nav-list{gap:20px;margin-left:0;}
  .nav-link{font-size:14px;}
  .cat-hero-grid{grid-template-columns:1fr;gap:36px;}
  .cat-hero h1{font-size:40px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split.reverse .split-media{order:2;}
  .split.reverse .split-body{order:1;}
  .check-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{grid-template-columns:1fr;padding:40px 32px;}
}
@media (max-width:900px){
  .nav-list{display:none;}
  .header-actions .btn-primary{display:none;}
  .menu-toggle{display:inline-flex;}
  .tabbar{display:block;}
  body{padding-bottom:calc(56px + env(safe-area-inset-bottom));}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .section{padding:60px 0 0;}
  .cat-hero{padding-top:22px;}
  .cat-hero h1{font-size:32px;}
  .hero-sub{font-size:16px;}
  .strip{grid-template-columns:1fr 1fr;}
  .strip-item{border-left:none;border-top:1px solid var(--line);}
  .strip-item:nth-child(odd){border-right:1px solid var(--line);}
  .strip-item:nth-child(1),.strip-item:nth-child(2){border-top:none;}
  .section-head h2{font-size:27px;}
  .compare-head,.compare-body{grid-template-columns:1fr;}
  .compare-head .right{border-left:none;border-top:1px solid var(--line);}
  .compare-col.right{border-left:none;border-top:3px solid var(--accent);}
  .check-grid{grid-template-columns:1fr;}
  .cta-inner h2{font-size:26px;}
  .cta-band{margin-top:64px;}
  .site-footer{margin-top:64px;}
  .footer-bottom{justify-content:center;text-align:center;}
  .faq-item::before{left:-10px;}
}
@media (max-width:480px){
  .cat-hero h1{font-size:28px;}
  .hero-actions .btn{width:100%;}
  .section-head h2{font-size:24px;}
  .split-body h3{font-size:19px;}
  .check-card{padding:20px;}
  .cta-inner{padding:32px 22px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
/* ============ 设计变量 ============ */
:root{
  --ink:#0F2A22;
  --ink-soft:#1B3A31;
  --accent:#D94A22;
  --accent-hover:#B93C17;
  --accent-press:#9E3113;
  --lime:#C8D96F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEDE6;
  --line:#E6E2D8;
  --muted:#6B7A72;
  --danger:#C0392B;
  --success:#2E7D5B;

  --radius-card:14px;
  --radius-btn:10px;
  --radius-input:10px;
  --radius-tag:999px;

  --shadow-1:0 1px 2px rgba(15,42,34,.05);
  --shadow-2:0 8px 24px rgba(15,42,34,.09);

  --container:1200px;
  --gap:24px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

/* ============ reset / base ============ */
*,*::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(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3{letter-spacing:-.02em;line-height:1.22;font-weight:800;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}

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

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  border:1px solid transparent;
  transition:background-color .16s ease,border-color .16s ease,color .16s ease,transform .16s ease;
  cursor:pointer;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-hover);}
.btn-primary:active{background:var(--accent-press);transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:700;color:var(--accent);
  padding:4px 0;border-bottom:1px solid transparent;
  transition:border-color .18s ease;
}
.btn-text:hover{border-bottom-color:var(--accent);}
.btn-text svg{transition:transform .18s var(--ease);}
.btn-text:hover svg{transform:translateX(3px);}

.tag{
  display:inline-flex;align-items:center;
  padding:5px 13px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  border-radius:var(--radius-tag);
  background:var(--lime);color:var(--ink);
}
.tag-outline{
  background:transparent;color:var(--muted);
  border:1px solid var(--line);
}

.section{padding:88px 0;}
.section-sm{padding:64px 0;}
.section-head{margin-bottom:44px;}
.section-head .eyebrow{
  display:block;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--accent);text-transform:uppercase;margin-bottom:14px;
}
.section-head h2{font-size:clamp(26px,3.2vw,38px);}
.section-head p{margin-top:16px;color:var(--muted);max-width:720px;font-size:16px;}

.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s ease,background-color .24s ease,backdrop-filter .24s ease;
}
.site-header.is-scrolled{
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  box-shadow:0 8px 24px rgba(15,42,34,.09);
}
.header-inner{
  height:68px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{width:30px;height:30px;flex-shrink:0;}
.logo-text{
  font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--ink);
  white-space:nowrap;
}
.nav-list{display:flex;align-items:center;gap:32px;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--ink);
  padding:6px 0;
  transition:color .16s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;
  height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;
  transition:transform .18s var(--ease);
}
.nav-link:hover{color:var(--accent);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--accent);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:14px;}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);
  align-items:center;justify-content:center;
  background:var(--surface);
}
.nav-toggle span{
  display:block;width:18px;height:1.6px;background:var(--ink);
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:1.6px;background:var(--ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ============ 抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,42,34,.42);
  opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;z-index:200;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:380px;
  background:var(--surface);z-index:210;
  transform:translateX(100%);
  transition:transform .3s var(--ease);
  padding:26px 22px calc(26px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;gap:8px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:38px;height:38px;border:1px solid var(--line);border-radius:10px;
  display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--muted);
}
.drawer-link{
  display:block;
  font-size:18px;font-weight:700;
  padding:12px 0 12px 14px;
  border-left:3px solid transparent;
  color:var(--ink);
  transition:border-color .16s ease,color .16s ease;
}
.drawer-link:hover,.drawer-link.is-active{color:var(--accent);border-left-color:var(--accent);}
.drawer .btn{margin-top:20px;width:100%;}

/* ============ 移动底部 Tab ============ */
.mobile-tab{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:130;
  background:#fff;border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab ul{display:flex;}
.mobile-tab li{flex:1;}
.mobile-tab a{
  position:relative;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:56px;
  font-size:10px;font-weight:700;color:var(--muted);
  transition:color .16s ease;
}
.mobile-tab a::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%) scaleX(0);
  width:26px;height:2px;background:var(--accent);
  transition:transform .2s var(--ease);
}
.mobile-tab a.is-active{color:var(--accent);}
.mobile-tab a.is-active::before{transform:translateX(-50%) scaleX(1);}
.mobile-tab svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.6;}

/* ============ 面包屑 ============ */
.breadcrumb{
  padding:22px 0 0;
  font-size:13px;color:var(--muted);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li:not(:last-child)::after{content:"/";color:var(--line);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .current{color:var(--ink);font-weight:700;}

/* ============ 分类 Hero ============ */
.cat-hero{padding:36px 0 12px;}
.cat-hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
}
.cat-hero h1{
  font-size:clamp(32px,4.2vw,52px);
  margin:20px 0 0;
}
.cat-hero h1 em{font-style:normal;color:var(--accent);}
.cat-hero .lead{
  margin-top:20px;font-size:17px;color:var(--muted);max-width:560px;
}
.cat-hero .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;
}
.hero-facts span{
  font-size:13px;font-weight:700;color:var(--ink);
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-tag);padding:6px 14px;
}
.hero-figure{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
  aspect-ratio:4/3;background:var(--surface-2);
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure .fig-label{
  position:absolute;left:16px;bottom:16px;
  background:rgba(15,42,34,.82);color:#fff;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  padding:7px 14px;border-radius:var(--radius-tag);
}

/* 快速定位条 */
.quick-jump{
  margin-top:56px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.quick-jump a{
  padding:20px 22px;
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:4px;
  transition:background-color .18s ease;
}
.quick-jump a:last-child{border-right:0;}
.quick-jump a:hover{background:var(--surface-2);}
.quick-jump strong{font-size:15px;font-weight:800;}
.quick-jump span{font-size:13px;color:var(--muted);}

/* ============ 图文段落 ============ */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;
}
.split.reverse .split-media{order:2;}
.split.reverse .split-body{order:1;}
.split-media{
  border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
  aspect-ratio:16/11;background:var(--surface-2);
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-body h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:18px;}
.split-body h3{
  font-size:20px;margin-bottom:14px;
}
.split-body p{color:var(--muted);margin-bottom:18px;}
.split-body p strong{color:var(--ink);}

.check-list{margin-top:6px;}
.check-list li{
  position:relative;
  padding-left:26px;
  margin-bottom:12px;
  font-size:16px;
  color:var(--ink-soft);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:12px;
  width:8px;height:8px;
  border:1.6px solid var(--accent);
  transition:background-color .16s ease;
}
.check-list li:hover::before{background:var(--accent);}
.check-list li span{color:var(--muted);}

/* ============ 编号步骤 ============ */
.steps{
  counter-reset:step;
  border-top:1px solid var(--line);
}
.steps li{
  display:grid;
  grid-template-columns:96px 240px 1fr;
  gap:28px;
  align-items:start;
  padding:28px 0;
  border-bottom:1px solid var(--line);
  transition:padding-left .2s var(--ease),background-color .2s ease;
}
.steps li:hover{padding-left:12px;background:var(--surface-2);}
.steps .num{
  font-size:28px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.steps .title{font-size:19px;font-weight:800;line-height:1.4;}
.steps .desc{font-size:15px;color:var(--muted);line-height:1.8;}

/* ============ 结果对比 ============ */
.compare{
  display:grid;grid-template-columns:1fr 1fr;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
}
.compare-col{padding:34px 30px;}
.compare-col + .compare-col{border-left:1px solid var(--line);}
.compare-col.plain{background:var(--surface-2);}
.compare-col.ours{background:var(--surface);border-left:1px solid var(--line);position:relative;}
.compare-col.ours::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent);
}
.compare-label{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.1em;
  color:var(--muted);margin-bottom:22px;
}
.compare-col.ours .compare-label{color:var(--accent);}
.compare-col h3{font-size:20px;margin-bottom:20px;}
.compare-list li{
  position:relative;
  padding-left:26px;
  margin-bottom:20px;
  font-size:15.5px;
  line-height:1.8;
}
.compare-list li:last-child{margin-bottom:0;}
.compare-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:9px;height:9px;
  background:transparent;border:1.6px solid var(--muted);
}
.compare-col.ours .compare-list li::before{border-color:var(--accent);background:var(--accent);}
.compare-col.plain .compare-list li{color:var(--muted);}
.compare-col.ours .compare-list li strong{color:var(--ink);}

/* ============ FAQ ============ */
.faq-wrap{max-width:780px;margin:0 auto;}
.faq-item{
  position:relative;
  border-bottom:1px solid var(--line);
  background:transparent;
  transition:background-color .2s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--lime);
  transform:scaleY(0);transform-origin:top;
  transition:transform .26s var(--ease);
}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  text-align:left;
  padding:20px 6px 20px 18px;
  font-size:16.5px;font-weight:700;color:var(--ink);
  transition:color .16s ease;
}
.faq-q:hover{color:var(--accent);}
.faq-icon{
  flex-shrink:0;width:22px;height:22px;position:relative;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--accent);border-radius:2px;
  transition:transform .26s var(--ease),opacity .26s ease;
}
.faq-icon::before{left:0;top:10px;width:22px;height:1.8px;}
.faq-icon::after{left:10px;top:0;width:1.8px;height:22px;}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s var(--ease);
}
.faq-a p{
  padding:0 44px 24px 18px;
  font-size:15px;line-height:1.9;color:var(--muted);
}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--ink);color:#fff;
  border-radius:var(--radius-card);
  padding:52px 48px;
  display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--lime);
}
.cta-band h2{font-size:clamp(24px,2.8vw,34px);color:#fff;}
.cta-band p{color:rgba(247,245,240,.72);margin-top:16px;font-size:16px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-band .btn-ghost{border-color:rgba(247,245,240,.55);color:#fff;}
.cta-band .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);color:#F7F5F0;
  margin-top:96px;
  padding:72px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:52px;
}
.footer-brand .logo-text{color:#F7F5F0;}
.footer-brand p{
  margin-top:16px;font-size:14px;line-height:1.9;color:rgba(247,245,240,.62);max-width:320px;
}
.footer-title{
  font-size:14px;font-weight:700;color:#F7F5F0;margin-bottom:18px;
}
.footer-link{
  display:block;
  font-size:14px;color:rgba(247,245,240,.62);
  padding:5px 0;
  transition:color .16s ease;
}
.footer-link:hover{color:#fff;}
.footer-contact{font-size:14px;line-height:1.95;color:rgba(247,245,240,.62);}
.footer-contact strong{color:#F7F5F0;display:block;margin-bottom:6px;}
.footer-bottom{
  border-top:1px solid rgba(247,245,240,.14);
  padding:22px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(247,245,240,.52);
}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);}
.reveal.is-in{
  opacity:1;transform:none;
  transition:opacity .42s var(--ease),transform .42s var(--ease);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{max-width:1100px;}
}
@media (max-width:1024px){
  .nav-list{gap:20px;}
  .nav-link{font-size:14px;}
  .cat-hero-grid{gap:36px;}
  .split{gap:40px;}
  .steps li{grid-template-columns:80px 200px 1fr;gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:860px){
  .nav-list{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn-primary{display:none;}
  .cat-hero-grid{grid-template-columns:1fr;}
  .hero-figure{order:-1;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split.reverse .split-media{order:1;}
  .split.reverse .split-body{order:2;}
  .compare{grid-template-columns:1fr;}
  .compare-col + .compare-col{border-left:0;border-top:1px solid var(--line);}
  .quick-jump{grid-template-columns:1fr 1fr;}
  .quick-jump a:nth-child(2){border-right:0;}
  .quick-jump a:nth-child(1),
  .quick-jump a:nth-child(2){border-bottom:1px solid var(--line);}
  .cta-band{grid-template-columns:1fr;gap:28px;padding:40px 28px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:768px){
  body{padding-bottom:calc(58px + env(safe-area-inset-bottom));}
  .mobile-tab{display:block;}
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .container{padding:0 18px;}
  .steps li{grid-template-columns:1fr;gap:8px;padding:22px 0;}
  .steps .num{font-size:20px;}
  .site-footer{margin-top:56px;padding-top:52px;}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center;gap:8px;}
}
@media (max-width:520px){
  body{font-size:16px;}
  h1{font-size:32px;}
  .cat-hero h1{font-size:32px;}
  .cat-hero .lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .quick-jump{grid-template-columns:1fr;}
  .quick-jump a{border-right:0;border-bottom:1px solid var(--line);}
  .quick-jump a:last-child{border-bottom:0;}
  .compare-col{padding:26px 20px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1;transform:none;}
}