/* roulang page: index */
:root{
  --brand:#0E6B4F;
  --brand-700:#0A5540;
  --brand-soft:#E3F0EA;
  --accent:#FF7A2F;
  --accent-soft:#FFE7D6;
  --ink:#10201B;
  --ink-2:#46564F;
  --ink-3:#7C8A84;
  --bg:#F6F3EC;
  --paper:#FFFFFF;
  --line:#E4E0D6;
  --deep:#0B1E17;
  --sh-1:0 1px 2px rgba(16,32,27,.06),0 8px 24px rgba(16,32,27,.06);
  --sh-2:0 18px 48px rgba(16,32,27,.12);
  --sh-dock:0 12px 40px rgba(16,32,27,.14);
  --r-card:18px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--ink-2);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;line-height:1.3;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;letter-spacing:.08em;font-weight:700;
  padding:6px 14px;border-radius:var(--r-pill);
}
.eyebrow i{font-size:11px;}
.section h2{font-size:clamp(24px,3.4vw,36px);letter-spacing:-.01em;}
.section-sub{margin-top:14px;font-size:16.5px;color:var(--ink-2);}
.muted{color:var(--ink-3);font-size:14px;}

/* 顶部渐变细条 */
.top-rule{height:3px;background:linear-gradient(90deg,var(--accent),var(--brand));position:relative;z-index:70;}

/* Dock 导航 */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding:16px 20px;pointer-events:none;}
.dock{
  pointer-events:auto;max-width:1120px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  padding:10px 12px 10px 20px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-dock);
  transition:padding .25s var(--ease),box-shadow .25s var(--ease);
}
.dock.is-scrolled{padding-top:6px;padding-bottom:6px;box-shadow:0 16px 44px rgba(16,32,27,.18);}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,var(--brand),var(--brand-700));
  color:#fff;font-weight:800;font-size:17px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(14,107,79,.28);
}
.brand-text{color:var(--ink);font-weight:800;font-size:16px;letter-spacing:-.01em;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center;}
.dock-link{
  padding:8px 14px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--ink-2);white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.dock-link:hover{background:var(--brand-soft);color:var(--brand-700);}
.dock-link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700;}
.dock-actions{display:flex;align-items:center;gap:8px;flex:none;}
.dock-search{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);color:var(--ink-2);
  display:flex;align-items:center;justify-content:center;
  transition:.2s var(--ease);
}
.dock-search:hover{border-color:var(--brand);color:var(--brand);}
.dock-toggle{
  display:none;width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);color:var(--ink);
  align-items:center;justify-content:center;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,122,47,.28);}
.btn-accent:hover{background:#F06819;color:#fff;transform:translateY(-1px);box-shadow:0 14px 30px rgba(255,122,47,.34);}
.btn-accent:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--brand);border:1px solid var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-700);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--brand);}
.btn-light:hover{background:var(--brand-soft);color:var(--brand-700);transform:translateY(-1px);}

/* Hero */
.hero{position:relative;padding:150px 0 88px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-120px;right:-160px;width:640px;height:640px;
  background:var(--brand-soft);opacity:.85;
  clip-path:polygon(28% 0,100% 0,100% 100%,0 78%);
  z-index:0;
}
.hero::after{
  content:"";position:absolute;left:0;bottom:40px;width:340px;height:220px;z-index:0;
  background-image:radial-gradient(rgba(14,107,79,.16) 1.6px,transparent 1.6px);
  background-size:18px 18px;opacity:.8;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(30px,5.2vw,52px);line-height:1.15;letter-spacing:-.02em;font-weight:800;margin:20px 0 0;}
.hero-sub{margin-top:20px;font-size:17.5px;max-width:560px;color:var(--ink-2);}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.trust-row{display:flex;flex-wrap:wrap;gap:12px 24px;margin-top:30px;}
.trust-row li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);}
.trust-row i{color:var(--brand);font-size:14px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/11;object-fit:cover;
  border-radius:20px;box-shadow:var(--sh-2);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;border-radius:20px;
  background:linear-gradient(160deg,rgba(11,30,23,.42),rgba(11,30,23,.06));
}
.float-card{
  position:absolute;right:-12px;bottom:-26px;z-index:2;
  background:#fff;border-radius:16px;box-shadow:var(--sh-2);
  padding:18px 20px;min-width:230px;border:1px solid var(--line);
}
.float-card .fc-row{display:flex;gap:22px;}
.float-card .fc-num{font-size:24px;font-weight:800;color:var(--brand);line-height:1.2;}
.float-card .fc-label{font-size:12.5px;color:var(--ink-3);margin-top:2px;}
.float-card .fc-note{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);font-size:13px;color:var(--ink-2);}

/* 数据条 */
.stat-strip{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:36px 0;}
.stat-item{border-left:3px solid var(--brand-soft);padding-left:16px;}
.stat-num{font-size:30px;font-weight:800;color:var(--brand);line-height:1.15;}
.stat-num span{font-size:15px;font-weight:700;color:var(--ink-3);margin-left:4px;}
.stat-label{margin-top:6px;font-size:14px;color:var(--ink-3);}

/* 三步 */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step-card{
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--r-card);padding:34px 28px 30px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);}
.step-num{
  position:absolute;top:-18px;left:28px;width:44px;height:44px;border-radius:50%;
  background:var(--accent);color:#fff;font-weight:800;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 22px rgba(255,122,47,.3);
}
.step-card h3{margin-top:16px;font-size:21px;}
.step-card p{margin-top:12px;font-size:15.5px;color:var(--ink-2);}
.step-dash{margin-top:22px;border-top:1px dashed var(--line);padding-top:14px;font-size:13px;color:var(--ink-3);}

/* 入口要点 */
.check-wrap{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center;}
.check-figure{position:relative;}
.check-figure img{width:100%;aspect-ratio:16/12;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh-2);}
.check-figure .badge-float{
  position:absolute;left:-14px;top:22px;background:var(--accent-soft);color:#B24A0B;
  font-size:13px;font-weight:700;padding:8px 16px;border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
}
.check-list{display:grid;gap:16px;margin-top:28px;}
.check-list li{
  display:flex;gap:16px;background:var(--paper);border:1px solid var(--line);
  border-radius:14px;padding:20px 22px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.check-list li:hover{transform:translateY(-3px);border-color:rgba(14,107,79,.35);}
.check-list .ci{
  flex:none;width:40px;height:40px;border-radius:12px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.check-list h3{font-size:17px;}
.check-list p{margin-top:6px;font-size:14.5px;color:var(--ink-2);}

/* 案例卡 */
.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.case-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);}
.case-card:nth-child(2){margin-top:16px;}
.case-card:nth-child(4){margin-top:16px;}
.case-media{position:relative;}
.case-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.case-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.tag{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:700;padding:5px 12px;border-radius:var(--r-pill);
}
.tag-accent{background:var(--accent-soft);color:#B24A0B;}
.case-body h3{margin-top:14px;font-size:17.5px;}
.case-body p{margin-top:10px;font-size:14.5px;color:var(--ink-2);flex:1;}
.case-metric{margin-top:18px;font-size:24px;font-weight:800;color:var(--brand);line-height:1.2;}
.case-metric small{display:block;font-size:12.5px;font-weight:500;color:var(--ink-3);margin-top:4px;}
.case-link{margin-top:16px;font-size:14px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:8px;}
.case-link i{transition:transform .2s var(--ease);}
.case-card:hover .case-link i{transform:translateX(4px);}

/* 资讯区 */
.news-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  padding:8px 16px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:var(--paper);font-size:13.5px;color:var(--ink-2);
  transition:.2s var(--ease);
}
.chip:hover{border-color:var(--brand);color:var(--brand);}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);color:inherit;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);color:inherit;}
.news-cover{
  aspect-ratio:16/10;position:relative;
  background:linear-gradient(135deg,var(--brand-soft),#F4FBF8);
  display:flex;align-items:center;justify-content:center;
}
.news-cover i{font-size:34px;color:rgba(14,107,79,.32);}
.news-cover .wm{
  position:absolute;right:16px;bottom:10px;font-size:52px;font-weight:800;
  color:rgba(14,107,79,.08);line-height:1;letter-spacing:-.04em;
}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-body h3{margin-top:12px;font-size:17px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-sum{margin-top:10px;font-size:14.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.news-foot{
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-3);
}
.news-foot i{color:var(--brand);transition:transform .2s var(--ease);}
.news-card:hover .news-foot i{transform:translateX(4px);}
.empty-state{
  text-align:center;padding:64px 24px;background:var(--paper);
  border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-state .empty-icon{
  width:56px;height:56px;border-radius:18px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 16px;
}
.empty-state p{margin-bottom:20px;color:var(--ink-2);}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:52px;align-items:start;}
.faq-aside p{margin-top:16px;font-size:15.5px;}
.faq-aside .btn{margin-top:26px;}
.faq-list{display:grid;gap:14px;}
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.faq-item:hover{border-color:rgba(14,107,79,.3);}
.faq-item.is-open{box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  text-align:left;padding:20px 24px;font-size:16px;font-weight:700;color:var(--ink);
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--line);border-radius:3px;transition:background .2s var(--ease);
}
.faq-item.is-open .faq-q::before{background:var(--accent);}
.faq-sign{
  flex:none;width:26px;height:26px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
}
.faq-item.is-open .faq-sign{background:var(--accent);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{padding:0 24px 22px 24px;font-size:15px;line-height:1.85;color:var(--ink-2);}

/* CTA 带 */
.cta-band{position:relative;background:var(--deep);color:#DCE7E2;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.22;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 10px);
}
.cta-inner{position:relative;z-index:1;text-align:center;padding:84px 0;max-width:780px;margin:0 auto;}
.cta-inner h2{color:#fff;font-size:clamp(26px,3.6vw,38px);}
.cta-inner p{margin-top:16px;font-size:16.5px;color:rgba(220,231,226,.86);}
.cta-btns{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:32px;}
.cta-recap{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 34px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14);}
.cta-recap li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(220,231,226,.9);}
.cta-recap .rn{
  width:22px;height:22px;border-radius:50%;background:rgba(255,122,47,.9);color:#fff;
  font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;
}

/* 页脚 */
.site-footer{background:var(--deep);color:#B9C7C2;padding:72px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;}
.foot-brand .brand-mark{box-shadow:none;}
.foot-brand span{color:#fff;font-weight:800;font-size:16px;}
.foot-desc{margin-top:16px;font-size:14px;line-height:1.8;color:#9FB0AA;max-width:300px;}
.foot-title{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:#fff;font-weight:700;margin-bottom:18px;}
.foot-list li{margin-bottom:12px;}
.foot-list a{color:#B9C7C2;font-size:14px;}
.foot-list a:hover{color:var(--accent);}
.foot-contact li{margin-bottom:12px;font-size:14px;display:flex;gap:10px;align-items:flex-start;}
.foot-contact i{color:var(--accent);margin-top:5px;font-size:13px;}
.foot-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.1);
  padding:24px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#8B9B95;
}
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:50;
  width:46px;height:46px;border-radius:var(--r-pill);background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);opacity:0;pointer-events:none;
  transition:opacity .25s var(--ease),transform .25s var(--ease);
}
.to-top.is-on{opacity:1;pointer-events:auto;}
.to-top:hover{background:var(--brand-700);transform:translateY(-3px);color:#fff;}

/* 响应式 */
@media (max-width:1023px){
  .hero{padding:132px 0 72px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-visual{max-width:620px;}
  .check-wrap{grid-template-columns:1fr;gap:36px;}
  .case-grid{grid-template-columns:repeat(2,1fr);}
  .case-card:nth-child(2),.case-card:nth-child(4){margin-top:0;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .faq-wrap{grid-template-columns:1fr;gap:34px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
}
@media (max-width:900px){
  .site-header{padding:12px 16px;}
  .dock{padding:8px 10px 8px 16px;gap:12px;}
  .dock-nav{
    position:fixed;left:16px;right:16px;top:82px;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border:1px solid var(--line);border-radius:20px;
    padding:14px;box-shadow:var(--sh-2);display:none;
  }
  .dock-nav.is-open{display:flex;}
  .dock-nav .dock-link{padding:12px 16px;font-size:15.5px;}
  .dock-toggle{display:flex;}
  .dock-search{display:none;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .hero{padding:118px 0 56px;}
  .hero h1{font-size:clamp(27px,7.4vw,38px);}
  .hero-sub{font-size:16px;}
  .hero-cta .btn{width:100%;}
  .float-card{position:static;margin-top:18px;right:auto;bottom:auto;}
  .hero-visual::after{display:none;}
  .steps-grid{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .cta-inner{padding:60px 0;}
  .cta-btns .btn{width:100%;}
  .cta-recap{flex-direction:column;align-items:center;}
  .foot-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;padding:28px 0;}
  .stat-num{font-size:25px;}
}
@media (max-width:479px){
  .section{padding:48px 0;}
  .dock-actions .btn-accent{display:none;}
  .stat-grid{grid-template-columns:1fr;gap:20px;}
  .check-list li{flex-direction:column;gap:12px;}
  .faq-q{padding:18px 18px;}
  .faq-a p{padding:0 18px 20px 18px;}
  .to-top{right:16px;bottom:16px;}
}

/* roulang page: article */
:root{
  --brand:#0E6B4F;
  --brand-700:#0A5540;
  --brand-soft:#E3F0EA;
  --accent:#FF7A2F;
  --accent-soft:#FFE7D6;
  --ink:#10201B;
  --ink-2:#46564F;
  --ink-3:#7C8A84;
  --bg:#F6F3EC;
  --paper:#FFFFFF;
  --line:#E4E0D6;
  --deep:#0B1E17;
  --sh-1:0 1px 2px rgba(16,32,27,.06),0 8px 24px rgba(16,32,27,.06);
  --sh-2:0 18px 48px rgba(16,32,27,.12);
  --sh-dock:0 12px 40px rgba(16,32,27,.14);
  --r-card:18px;
  --r-img:16px;
  --r-input:12px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .22s cubic-bezier(.2,.7,.3,1)}
a:hover{color:var(--brand-700)}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ============ Header / Dock ============ */
.site-header{position:sticky;top:0;z-index:80;padding:16px 0 8px}
.dock{
  max-width:1120px;margin:0 auto;
  display:flex;align-items:center;gap:16px;
  padding:10px 16px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:var(--sh-dock);
  transition:padding .25s ease,box-shadow .25s ease,background .25s ease;
}
.dock.is-scrolled{padding:6px 16px;box-shadow:0 16px 44px rgba(16,32,27,.18)}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:16px;letter-spacing:-.01em}
.brand:hover{color:var(--brand-700)}
.brand-mark{
  width:32px;height:32px;flex:0 0 32px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-700));
  color:#fff;font-weight:800;font-size:16px;text-transform:lowercase;
}
.brand-text{white-space:nowrap}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.dock-link{
  padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;
  color:var(--ink-2);white-space:nowrap;transition:background .2s,color .2s;
}
.dock-link:hover{background:var(--brand-soft);color:var(--brand-700)}
.dock-link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.dock-actions{display:flex;align-items:center;gap:10px}
.dock-search{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  background:var(--paper);color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s,color .2s,border-color .2s;
}
.dock-search:hover{background:var(--brand-soft);color:var(--brand);border-color:rgba(14,107,79,.35)}
.dock-toggle{display:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--paper);color:var(--ink);align-items:center;justify-content:center}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .2s cubic-bezier(.2,.7,.3,1),background .2s,box-shadow .2s,border-color .2s,color .2s;
}
.btn:active{transform:translateY(1px)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,122,47,.28)}
.btn-accent:hover{background:#F06A1E;color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-700);transform:translateY(-1px)}
.btn-light{background:var(--paper);color:var(--ink);border-color:var(--line)}
.btn-light:hover{background:var(--brand-soft);color:var(--brand-700);transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px}

/* ============ Breadcrumb ============ */
.crumb-wrap{padding:18px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3)}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C4CEC8}
.crumb .current{color:var(--ink);font-weight:700}

/* ============ Article head ============ */
.post-head{padding:26px 0 8px}
.post-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-700);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
}
.post-title{
  margin:18px 0 16px;
  font-size:clamp(28px,4.4vw,42px);
  line-height:1.22;font-weight:800;letter-spacing:-.02em;color:var(--ink);
}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:14px;color:var(--ink-3)}
.post-meta .item{display:inline-flex;align-items:center;gap:7px}
.post-meta i{color:var(--brand)}
.post-divider{height:1px;background:var(--line);margin:26px 0 0}

/* ============ Layout ============ */
.article-layout{padding:36px 0 0;display:flex;align-items:flex-start}
.article-main{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:44px 44px 40px;
}
.article-side{width:100%}
.article-side-inner{position:sticky;top:104px}
.side-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);margin-bottom:20px;
}
.side-title{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px}
.side-title::before{content:"";width:3px;height:16px;border-radius:2px;background:var(--accent);display:inline-block}
.side-list li+li{border-top:1px dashed var(--line)}
.side-list a{display:flex;align-items:center;gap:8px;padding:11px 0;font-size:14.5px;color:var(--ink-2)}
.side-list a:hover{color:var(--brand)}
.side-list i{font-size:12px;color:var(--brand)}
.side-cover{border-radius:14px;overflow:hidden;position:relative;margin-bottom:14px}
.side-cover img{width:100%;aspect-ratio:16/10;object-fit:cover}
.side-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,30,23,0) 40%,rgba(11,30,23,.55))}
.side-cover-text{position:absolute;left:14px;right:14px;bottom:12px;color:#fff;font-size:13.5px;font-weight:700;z-index:2}
.side-note{font-size:13.5px;color:var(--ink-3);line-height:1.75;margin-top:12px}

/* ============ Article body ============ */
.content-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--ink-2)}
.content-body>p:first-of-type{font-size:17.5px;color:var(--ink)}
.content-body p{margin:0 0 1.4em}
.content-body h2{
  font-size:24px;line-height:1.4;font-weight:700;color:var(--ink);
  margin:40px 0 16px;padding-left:14px;border-left:3px solid var(--accent);
}
.content-body h3{font-size:20px;line-height:1.45;font-weight:700;color:var(--ink);margin:30px 0 12px}
.content-body h4{font-size:17px;font-weight:700;color:var(--ink);margin:24px 0 10px}
.content-body ul,.content-body ol{margin:0 0 1.4em;padding-left:1.3em}
.content-body li{margin-bottom:.5em}
.content-body ul li{list-style:square}
.content-body ol li{list-style:decimal}
.content-body ul li::marker{color:var(--accent)}
.content-body ol li::marker{color:var(--accent);font-weight:700}
.content-body blockquote{
  margin:26px 0;padding:18px 22px;background:var(--brand-soft);
  border-left:4px solid var(--brand);border-radius:0 14px 14px 0;color:var(--ink-2);
}
.content-body blockquote p:last-child{margin-bottom:0}
.content-body img{border-radius:var(--r-img);margin:26px auto;box-shadow:var(--sh-1)}
.content-body figure{margin:26px 0}
.content-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px}
.content-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.content-body a:hover{color:var(--brand-700)}
.content-body strong{color:var(--ink);font-weight:700}
.content-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:26px 0;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;font-size:15px;
}
.content-body th,.content-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left}
.content-body th{background:var(--brand-soft);color:var(--ink);font-weight:700}
.content-body tbody tr:nth-child(even){background:var(--bg)}
.content-body tr:last-child td{border-bottom:0}
.content-body code{background:var(--brand-soft);color:var(--brand-700);padding:2px 6px;border-radius:6px;font-size:.92em}
.content-body hr{border:0;height:1px;background:var(--line);margin:34px 0}

/* ============ Empty state ============ */
.empty-state{
  text-align:center;padding:56px 24px;border:1px dashed var(--line);
  border-radius:var(--r-card);background:var(--bg);
}
.empty-icon{
  width:64px;height:64px;border-radius:50%;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);font-size:24px;
}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--ink-3);font-size:15px;max-width:440px;margin:0 auto 22px}

/* ============ Tags / Share ============ */
.post-foot{margin-top:36px;padding-top:24px;border-top:1px dashed var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.tag-label{font-size:13px;color:var(--ink-3);margin-right:4px}
.tag{
  font-size:12.5px;padding:6px 13px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-700);font-weight:600;
}
.tag:hover{background:var(--brand);color:#fff}
.share-row{display:flex;align-items:center;gap:10px;margin-top:20px;flex-wrap:wrap}
.share-row .tip{font-size:13px;color:var(--ink-3);margin-right:2px}
.share-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  background:var(--paper);color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s,color .2s,border-color .2s,transform .2s;
}
.share-btn:hover{background:var(--brand-soft);color:var(--brand);border-color:rgba(14,107,79,.35);transform:translateY(-2px)}

/* ============ Related ============ */
.related{margin-top:52px}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.related-head h2{font-size:clamp(22px,3vw,30px);font-weight:700}
.related-head .sub{font-size:14px;color:var(--ink-3)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rel-card{
  display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s,border-color .22s;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35)}
.rel-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.rel-body h3{font-size:17px;line-height:1.45}
.rel-body p{font-size:14px;color:var(--ink-2);line-height:1.7}
.rel-more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.rel-card:hover .rel-more i{transform:translateX(3px)}
.rel-more i{font-size:12px;transition:transform .2s}

.back-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}

/* ============ CTA ============ */
.cta-band{margin-top:72px;position:relative;overflow:hidden;background:var(--deep);border-radius:26px}
.cta-band .cta-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.28}
.cta-band .cta-mask{position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,30,23,.92),rgba(11,30,23,.62))}
.cta-inner{position:relative;z-index:2;padding:56px 40px;text-align:center}
.cta-inner h2{color:#fff;font-size:clamp(24px,3.4vw,34px);line-height:1.3}
.cta-inner p{color:rgba(255,255,255,.78);margin:14px auto 26px;max-width:620px;font-size:15.5px}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-steps{display:flex;justify-content:center;gap:26px;flex-wrap:wrap;margin-top:30px;color:rgba(255,255,255,.72);font-size:13.5px}
.cta-steps span{display:inline-flex;align-items:center;gap:8px}
.cta-steps b{
  width:22px;height:22px;border-radius:50%;background:var(--accent);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;
}

/* ============ Footer ============ */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);margin-top:80px;padding:56px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:14px}
.foot-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:320px}
.foot-title{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.55);margin-bottom:14px}
.foot-list li{margin-bottom:10px}
.foot-list a{font-size:14px;color:rgba(255,255,255,.78)}
.foot-list a:hover{color:var(--accent)}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:12px;align-items:flex-start}
.foot-contact i{color:var(--accent);margin-top:4px}
.foot-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);
}
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:46px;height:46px;border-radius:999px;border:1px solid var(--line);
  background:rgba(255,255,255,.94);color:var(--brand);box-shadow:var(--sh-2);
  display:none;align-items:center;justify-content:center;
}
.to-top.show{display:inline-flex}
.to-top:hover{background:var(--brand);color:#fff;border-color:var(--brand)}

/* ============ Responsive ============ */
@media (max-width:1023px){
  .article-side-inner{position:static}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px}
  .article-main{padding:34px 30px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .site-header{padding:12px 0 4px}
  .dock{border-radius:22px;padding:10px 14px;gap:10px}
  .dock-nav{
    display:none;position:absolute;left:12px;right:12px;top:74px;
    flex-direction:column;align-items:stretch;gap:4px;padding:14px;
    background:rgba(255,255,255,.98);border:1px solid var(--line);
    border-radius:22px;box-shadow:var(--sh-2);
  }
  body.nav-open .dock-nav{display:flex}
  .dock-search{display:none}
  .dock-toggle{display:inline-flex}
  .dock-link{padding:12px 14px;font-size:15.5px}
  .post-head{padding:20px 0 4px}
  .article-layout{flex-direction:column;padding-top:26px}
  .article-main{padding:26px 20px}
  .content-body{font-size:16.5px}
  .content-body h2{font-size:21px;margin-top:32px}
  .related-grid{grid-template-columns:1fr}
  .cta-inner{padding:42px 22px}
  .cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
}
@media (max-width:479px){
  .container{padding:0 16px}
  .brand-text{font-size:15px}
  .post-title{font-size:26px}
  .article-main{padding:22px 16px}
  .cta-steps{gap:14px}
}

/* roulang page: category1 */
:root{
  --brand:#0E6B4F;
  --brand-700:#0A5540;
  --brand-soft:#E3F0EA;
  --accent:#FF7A2F;
  --accent-soft:#FFE7D6;
  --ink:#10201B;
  --ink-2:#46564F;
  --ink-3:#7C8A84;
  --bg:#F6F3EC;
  --paper:#FFFFFF;
  --line:#E4E0D6;
  --deep:#0B1E17;
  --sh-1:0 1px 2px rgba(16,32,27,.06),0 8px 24px rgba(16,32,27,.06);
  --sh-2:0 18px 48px rgba(16,32,27,.12);
  --sh-dock:0 12px 40px rgba(16,32,27,.14);
  --r-card:18px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink-2);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--brand);}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
::selection{background:var(--brand-soft);color:var(--brand-700);}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;letter-spacing:.08em;
  padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:18px;
}
h1{font-size:clamp(30px,5.2vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.02em;color:var(--ink);}
h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
h3{font-size:20px;line-height:1.35;font-weight:700;color:var(--ink);}
.lead{font-size:17px;line-height:1.85;color:var(--ink-2);}
.muted{color:var(--ink-3);font-size:14px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- Dock header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  padding:16px 24px 0;
  transition:padding .25s cubic-bezier(.2,.7,.3,1);
}
.site-header.is-scrolled{padding-top:8px;}
.dock{
  max-width:1120px;margin:0 auto;
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-dock);
  padding:10px 12px 10px 16px;
  transition:padding .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s;
}
.site-header.is-scrolled .dock{padding:6px 10px 6px 14px;box-shadow:0 16px 44px rgba(16,32,27,.18);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand),var(--brand-700));
  color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(14,107,79,.28);
}
.brand-text{font-weight:800;color:var(--ink);font-size:16px;letter-spacing:-.01em;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-link{
  padding:9px 14px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--ink-2);
  transition:background .2s,color .2s;
  white-space:nowrap;
}
.dock-link:hover{background:var(--bg);color:var(--brand);}
.dock-link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:600;}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.dock-search{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);color:var(--ink-2);
  display:flex;align-items:center;justify-content:center;
  transition:border-color .2s,color .2s,background .2s;
}
.dock-search:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.dock-toggle{
  display:none;width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);color:var(--ink);
  align-items:center;justify-content:center;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);
  font-weight:600;font-size:15px;
  padding:13px 26px;
  transition:transform .2s cubic-bezier(.2,.7,.3,1),background .2s,color .2s,border-color .2s,box-shadow .2s;
  border:1px solid transparent;
  cursor:pointer;
}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,122,47,.28);}
.btn-accent:hover{background:#F26A1F;color:#fff;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);}
.btn-brand{background:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);}
.btn-ghost{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--deep);}
.btn-light:hover{background:var(--accent-soft);color:var(--deep);transform:translateY(-1px);}

/* ---------- Breadcrumb ---------- */
.crumb-bar{padding:22px 0 0;}
.crumb{font-size:13px;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#C3CBC7;}
.crumb .current{color:var(--ink);font-weight:600;}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 80px;
  background:
    radial-gradient(circle at 1px 1px, rgba(14,107,79,.08) 1.6px, transparent 1.6px) 0 0/18px 18px,
    var(--bg);
}
.page-hero::before{
  content:"";position:absolute;top:-120px;right:-160px;width:620px;height:620px;
  background:linear-gradient(150deg,rgba(14,107,79,.12),rgba(255,122,47,.10));
  transform:rotate(14deg);border-radius:80px;pointer-events:none;
}
.page-hero .grid{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.hero-copy p.lead{margin:20px 0 28px;max-width:600px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:20px;}
.hero-badge{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);}
.hero-badge i{color:var(--brand);}
.hero-visual{position:relative;}
.hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:20px;box-shadow:var(--sh-2);}
.float-card{
  position:absolute;right:-10px;bottom:-28px;
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-2);
  padding:18px 20px;display:flex;gap:26px;
}
.float-metric strong{display:block;font-size:24px;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.float-metric span{font-size:12.5px;color:var(--ink-3);}

/* ---------- Tag strip ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  font-size:12.5px;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);font-weight:600;
}
.chip-line{font-size:12.5px;padding:5px 12px;border-radius:var(--r-pill);border:1px solid var(--line);color:var(--ink-2);background:#fff;}

/* ---------- Entry grid ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.entry-card{
  position:relative;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 28px 26px;box-shadow:var(--sh-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s,border-color .22s;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);}
.entry-index{
  position:absolute;top:-14px;left:26px;
  width:38px;height:38px;border-radius:50%;
  background:var(--accent);color:#fff;font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(255,122,47,.3);font-variant-numeric:tabular-nums;
}
.entry-card h3{margin:16px 0 10px;font-size:20px;}
.entry-card p{font-size:15px;color:var(--ink-2);}
.entry-foot{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.entry-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.entry-link i{transition:transform .2s;}
.entry-link:hover i{transform:translateX(4px);}

/* ---------- Steps ---------- */
.steps-band{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.steps-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;}
.step-item{
  position:relative;padding:28px 24px;border-radius:var(--r-card);
  background:var(--bg);border:1px solid var(--line);
}
.step-num{
  width:44px;height:44px;border-radius:50%;
  background:var(--accent);color:#fff;font-weight:800;font-size:17px;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:19px;margin-bottom:8px;}
.step-item p{font-size:14.5px;color:var(--ink-2);}
.step-dots{display:flex;gap:6px;margin-top:18px;}
.step-dots span{width:6px;height:6px;border-radius:50%;background:rgba(14,107,79,.28);}

/* ---------- Scenario cards ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s,border-color .22s;
  display:flex;flex-direction:column;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);}
.scene-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.scene-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1;}
.scene-body h3{font-size:19px;margin:14px 0 10px;}
.scene-body p{font-size:14.5px;color:var(--ink-2);flex:1;}
.scene-metric{margin-top:18px;font-size:22px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;}
.scene-metric small{display:block;font-size:12.5px;color:var(--ink-3);font-weight:500;margin-top:4px;}
.scene-grid .scene-card:nth-child(2){margin-top:18px;}

/* ---------- Checklist band ---------- */
.check-band{background:var(--deep);color:#DCE6E1;position:relative;overflow:hidden;}
.check-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(135deg,rgba(255,122,47,.10) 0 2px,transparent 2px 12px);
  opacity:.5;pointer-events:none;
}
.check-band h2{color:#fff;}
.check-band .lead{color:#B7C6C0;}
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:32px;position:relative;z-index:2;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-img);padding:18px 20px;
}
.check-item i{color:var(--accent);margin-top:4px;}
.check-item strong{color:#fff;display:block;font-size:16px;margin-bottom:2px;}
.check-item span{font-size:14px;color:#B7C6C0;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:48px;}
.faq-aside p{margin:16px 0 24px;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--paper);border:1px solid var(--line);
  border-radius:14px;overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item.is-open{border-color:rgba(14,107,79,.35);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
  border-left:3px solid var(--line);
  transition:border-color .2s,color .2s;
}
.faq-item.is-open .faq-q{border-left-color:var(--accent);}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;transition:transform .25s,background .25s,color .25s;
}
.faq-item.is-open .faq-icon{background:var(--accent);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a div{padding:0 24px 22px 27px;font-size:15px;line-height:1.8;color:var(--ink-2);}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--deep);}
.cta-band .cta-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.22;
}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:760px;margin:0 auto;}
.cta-inner h2{color:#fff;margin-bottom:16px;}
.cta-inner p{color:#B7C6C0;font-size:16px;margin-bottom:30px;}
.cta-btns{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.cta-recap{
  margin-top:36px;display:flex;flex-wrap:wrap;gap:28px;justify-content:center;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.14);
}
.cta-recap span{display:flex;align-items:center;gap:10px;font-size:14px;color:#C8D5D0;}
.cta-recap b{
  width:24px;height:24px;border-radius:50%;background:var(--accent);color:#fff;
  font-size:12.5px;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}

/* ---------- Related links ---------- */
.link-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.link-card{
  border:1px dashed var(--line);border-radius:var(--r-img);
  padding:22px 22px;background:#fff;
  transition:border-color .2s,transform .2s,box-shadow .2s;
}
.link-card:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--sh-1);}
.link-card h3{font-size:17px;margin-bottom:8px;}
.link-card p{font-size:14px;color:var(--ink-2);}

/* ---------- Footer ---------- */
.site-footer{background:var(--deep);color:#9FB0AA;padding:72px 0 30px;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:16px;}
.foot-desc{font-size:14px;line-height:1.8;color:#8FA19B;max-width:340px;}
.foot-title{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:#7C8E88;margin-bottom:16px;}
.foot-list{display:flex;flex-direction:column;gap:11px;}
.foot-list a{font-size:14px;color:#B7C6C0;transition:color .2s;}
.foot-list a:hover{color:var(--accent);}
.foot-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#B7C6C0;}
.foot-contact i{color:var(--brand);margin-top:5px;}
.foot-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#7C8E88;
}

/* ---------- Back to top ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:90;
  width:46px;height:46px;border-radius:var(--r-pill);
  background:var(--brand);color:#fff;box-shadow:var(--sh-dock);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s,transform .25s,visibility .25s,background .2s;
}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand-700);}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .site-header{padding:12px 16px 0;}
  .dock{gap:12px;padding:10px 12px;}
  .dock-toggle{display:flex;}
  .dock-nav{
    position:absolute;top:calc(100% + 12px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(255,255,255,.98);
    border:1px solid var(--line);border-radius:22px;
    box-shadow:var(--sh-2);padding:16px;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .22s,transform .22s,visibility .22s;
  }
  .dock-nav.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .dock-link{padding:12px 16px;font-size:15.5px;text-align:left;}
  .dock{position:relative;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .float-card{position:static;margin-top:18px;justify-content:space-around;width:100%;right:auto;bottom:auto;}
  .entry-grid{grid-template-columns:1fr;}
  .steps-row{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid .scene-card:nth-child(2){margin-top:0;}
  .check-list{grid-template-columns:1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .link-strip{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .dock-search{display:none;}
  .brand-text{font-size:14.5px;}
  .page-hero{padding:36px 0 56px;}
  .section{padding:52px 0;}
  .scene-grid{grid-template-columns:1fr;}
  .cta-recap{gap:16px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;}
  .hero-badges{gap:14px;}
  .float-card{flex-direction:column;gap:14px;align-items:flex-start;}
}
@media (max-width:520px){
  .site-header{padding:10px 12px 0;}
  .dock{padding:8px 10px;gap:8px;}
  .btn{padding:12px 20px;font-size:14.5px;width:100%;}
  .btn-sm{width:auto;padding:8px 14px;font-size:13.5px;}
  .hero-cta{gap:10px;}
  .section{padding:44px 0;}
  .entry-card{padding:26px 20px 22px;}
  .entry-index{left:20px;}
  .cta-btns .btn{width:100%;}
  .to-top{right:14px;bottom:14px;}
}

/* roulang page: category2 */
/* ============ 设计令牌 ============ */
:root{
  --brand:#0E6B4F;
  --brand-700:#0A5540;
  --brand-soft:#E3F0EA;
  --accent:#FF7A2F;
  --accent-soft:#FFE7D6;
  --ink:#10201B;
  --ink-2:#46564F;
  --ink-3:#7C8A84;
  --bg:#F6F3EC;
  --paper:#FFFFFF;
  --line:#E4E0D6;
  --deep:#0B1E17;
  --sh-1:0 1px 2px rgba(16,32,27,.06),0 8px 24px rgba(16,32,27,.06);
  --sh-2:0 18px 48px rgba(16,32,27,.12);
  --sh-dock:0 12px 40px rgba(16,32,27,.14);
  --r-card:18px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:104px;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink-2);
  background-color:var(--bg);
  background-image:radial-gradient(rgba(14,107,79,.08) 1.5px,transparent 1.5px);
  background-size:18px 18px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4{color:var(--ink);margin:0 0 .6em;letter-spacing:-.01em;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;}

.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section.tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:700;margin-bottom:14px;}
.section-head p{margin:0;color:var(--ink-2);}
.eyebrow{
  display:inline-block;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:12px;
  letter-spacing:.08em;
  padding:6px 14px;
  border-radius:var(--r-pill);
  margin-bottom:16px;
  font-weight:600;
}

/* ============ Dock 导航 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;pointer-events:none;}
.dock{
  pointer-events:auto;
  position:relative;
  margin:16px auto 0;
  width:calc(100% - 32px);
  max-width:1120px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:10px 14px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-dock);
  transition:padding .25s var(--ease),box-shadow .25s var(--ease),top .25s var(--ease);
}
.dock.is-scrolled{padding:6px 12px;box-shadow:0 16px 48px rgba(16,32,27,.18);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);font-weight:800;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--brand-700));
  color:#fff;font-weight:800;font-size:18px;line-height:1;
  box-shadow:0 6px 16px rgba(14,107,79,.28);
}
.brand-text{font-size:15px;letter-spacing:-.01em;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.dock-link{
  display:inline-block;
  padding:8px 14px;
  border-radius:var(--r-pill);
  font-size:14px;
  color:var(--ink-2);
  white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.dock-link:hover{background:var(--brand-soft);color:var(--brand-700);}
.dock-link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700;}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-search{
  width:38px;height:38px;border-radius:var(--r-pill);
  border:1px solid var(--line);
  color:var(--ink-2);
  display:flex;align-items:center;justify-content:center;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.dock-search:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.dock-toggle{display:none;width:38px;height:38px;border-radius:var(--r-pill);border:1px solid var(--line);color:var(--ink);align-items:center;justify-content:center;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-lg{padding:16px 34px;font-size:16px;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 26px rgba(255,122,47,.28);}
.btn-accent:hover{background:#EB661B;color:#fff;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,122,47,.24);}
.btn-brand{background:var(--brand);color:#fff;box-shadow:0 10px 26px rgba(14,107,79,.24);}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--brand);border-color:rgba(14,107,79,.45);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-700);border-color:var(--brand);}
.btn-plain{background:var(--paper);color:var(--ink);border-color:var(--line);box-shadow:var(--sh-1);}
.btn-plain:hover{color:var(--brand);border-color:rgba(14,107,79,.35);transform:translateY(-1px);}

/* ============ 面包屑 ============ */
.crumb-bar{padding-top:8px;padding-bottom:24px;}
.breadcrumb{font-size:13px;color:var(--ink-3);display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb a{color:var(--ink-3);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--ink);font-weight:700;}

/* ============ 页头 ============ */
.page-hero{padding:8px 0 0;}
.page-hero-inner{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:48px;
  align-items:center;
}
.page-hero h1{
  font-size:clamp(28px,4.4vw,46px);
  line-height:1.18;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.page-hero .lede{font-size:17px;color:var(--ink-2);max-width:560px;margin-bottom:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--paper);
  border:1px solid var(--line);
  color:var(--ink-2);
  font-size:13px;
  padding:7px 14px;
  border-radius:var(--r-pill);
}
.tag i{color:var(--brand);font-size:12px;}
.hero-media{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  box-shadow:var(--sh-2);
  border:1px solid var(--line);
  background:var(--brand-soft);
}
.hero-media img{width:100%;height:340px;object-fit:cover;}
.hero-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,30,23,.05) 30%,rgba(11,30,23,.45) 100%);
}
.hero-media .media-cap{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;
  color:#fff;font-size:13px;line-height:1.6;
}
.hero-media .media-cap strong{display:block;font-size:15px;margin-bottom:2px;}

/* ============ 步骤总览条 ============ */
.step-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:56px;}
.strip-item{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.strip-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);}
.strip-item .idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:800;margin-bottom:12px;
}
.strip-item h3{font-size:16px;margin-bottom:6px;}
.strip-item p{font-size:13px;color:var(--ink-3);margin:0;line-height:1.7;}

/* ============ 步骤交替长卡 ============ */
.steps-wrap{border-top:1px solid var(--line);}
.step-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  padding:72px 0;
  border-bottom:1px dashed var(--line);
}
.step-row:last-child{border-bottom:0;}
.step-row.is-reverse .step-media{order:-1;}
.step-media{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  background:var(--brand-soft);
}
.step-media img{width:100%;height:280px;object-fit:cover;transition:transform .4s var(--ease);}
.step-row:hover .step-media img{transform:scale(1.03);}
.step-media .badge-float{
  position:absolute;left:14px;top:14px;
  background:rgba(11,30,23,.72);
  color:#fff;font-size:12px;letter-spacing:.04em;
  padding:6px 12px;border-radius:var(--r-pill);
  backdrop-filter:blur(6px);
}
.step-body .step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:var(--r-pill);
  background:var(--accent);color:#fff;
  font-size:19px;font-weight:800;
  font-variant-numeric:tabular-nums;
  box-shadow:0 10px 24px rgba(255,122,47,.3);
  margin-bottom:16px;
}
.step-body h2{font-size:clamp(21px,2.4vw,27px);line-height:1.3;margin-bottom:12px;}
.step-body > p{color:var(--ink-2);margin-bottom:18px;}
.check-list li{
  position:relative;
  padding-left:30px;
  margin-bottom:12px;
  font-size:15px;
  color:var(--ink-2);
  line-height:1.75;
}
.check-list li::before{
  content:"";
  position:absolute;left:0;top:9px;
  width:14px;height:14px;border-radius:5px;
  background:var(--brand-soft);
  border:1px solid rgba(14,107,79,.35);
}
.check-list li::after{
  content:"";
  position:absolute;left:4.5px;top:13px;
  width:5px;height:8px;
  border-right:2px solid var(--brand);
  border-bottom:2px solid var(--brand);
  transform:rotate(40deg);
}
.step-note{
  margin-top:20px;
  background:var(--brand-soft);
  border-left:4px solid var(--brand);
  border-radius:0 var(--r-input) var(--r-input) 0;
  padding:14px 18px;
  font-size:14px;
  color:var(--brand-700);
  line-height:1.75;
}

/* ============ 准备清单 ============ */
.prep-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.prep-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 22px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.prep-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);}
.prep-icon{
  width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent);
  font-size:18px;margin-bottom:16px;
}
.prep-card h3{font-size:17px;margin-bottom:8px;}
.prep-card p{font-size:14px;color:var(--ink-3);margin:0;line-height:1.75;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:14px;
  margin-bottom:16px;
  overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item[open]{border-color:rgba(14,107,79,.4);box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  position:relative;
  padding:22px 56px 22px 24px;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";
  position:absolute;left:0;top:14px;bottom:14px;
  width:3px;border-radius:0 3px 3px 0;
  background:var(--line);
  transition:background .2s var(--ease);
}
.faq-item[open] summary::before{background:var(--accent);}
.faq-item summary::after{
  content:"+";
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand);
  line-height:1;transition:transform .25s var(--ease);
}
.faq-item[open] summary::after{content:"−";color:var(--accent);}
.faq-answer{padding:0 24px 24px;font-size:15px;color:var(--ink-2);line-height:1.85;border-top:1px solid var(--line);padding-top:18px;margin:0 24px 24px;padding-left:0;padding-right:0;}

/* ============ 浅底 CTA ============ */
.cta-soft{
  background:var(--brand-soft);
  border-radius:24px;
  padding:64px 40px;
  text-align:center;
  border:1px solid rgba(14,107,79,.16);
  position:relative;
  overflow:hidden;
}
.cta-soft::before{
  content:"";
  position:absolute;right:-60px;top:-60px;
  width:220px;height:220px;border-radius:50%;
  background:rgba(255,122,47,.14);
}
.cta-soft::after{
  content:"";
  position:absolute;left:-40px;bottom:-70px;
  width:180px;height:180px;border-radius:50%;
  background:rgba(14,107,79,.1);
}
.cta-soft .cta-inner{position:relative;z-index:2;max-width:680px;margin:0 auto;}
.cta-soft h2{font-size:clamp(22px,3vw,32px);line-height:1.3;margin-bottom:14px;}
.cta-soft p{color:var(--brand-700);margin-bottom:28px;}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.cta-recall{
  display:flex;gap:26px;justify-content:center;flex-wrap:wrap;
  margin-top:28px;font-size:13px;color:var(--brand-700);
}
.cta-recall span{display:inline-flex;align-items:center;gap:8px;}
.cta-recall b{
  display:inline-flex;align-items:center;justify-content:center;
  width:22px;height:22px;border-radius:var(--r-pill);
  background:var(--brand);color:#fff;font-size:12px;
  font-variant-numeric:tabular-nums;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--deep);
  color:#B9C6C1;
  padding:72px 0 28px;
  margin-top:96px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:16px;}
.foot-desc{font-size:14px;line-height:1.85;color:#9FB0AA;margin:0;max-width:340px;}
.foot-title{
  font-size:13px;letter-spacing:.06em;color:#fff;
  font-weight:700;margin-bottom:16px;
}
.foot-list li{margin-bottom:10px;}
.foot-list a{font-size:14px;color:#B9C6C1;}
.foot-list a:hover{color:var(--accent);}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:#B9C6C1;line-height:1.7;margin-bottom:12px;}
.foot-contact i{color:var(--accent);margin-top:5px;font-size:13px;}
.foot-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;font-size:13px;color:#8194 8E;color:#8A9B95;
}
.back-top{
  position:fixed;right:24px;bottom:24px;z-index:90;
  width:48px;height:48px;border-radius:var(--r-pill);
  background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
}
.back-top.is-show{opacity:1;visibility:visible;}
.back-top:hover{background:var(--brand-700);transform:translateY(-3px);}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .page-hero-inner{grid-template-columns:1fr;gap:32px;}
  .hero-media img{height:280px;}
  .step-strip{grid-template-columns:repeat(2,1fr);}
  .prep-grid{grid-template-columns:repeat(2,1fr);}
  .step-row{grid-template-columns:1fr;gap:28px;padding:56px 0;}
  .step-row.is-reverse .step-media{order:0;}
  .step-media img{height:240px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .dock-nav{
    position:fixed;
    top:84px;left:16px;right:16px;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    background:rgba(255,255,255,.98);
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:var(--sh-2);
    padding:14px;
    margin-left:0;
    display:none;
  }
  .dock-nav.is-open{display:flex;}
  .dock-link{padding:12px 16px;font-size:15px;border-radius:14px;}
  .dock-toggle{display:flex;}
  .dock-actions .btn-sm{display:none;}
}
@media (max-width:767px){
  body{padding-top:92px;}
  .container{padding:0 20px;}
  .section{padding:64px 0;}
  .brand-text{font-size:14px;}
  .step-strip{grid-template-columns:1fr;}
  .prep-grid{grid-template-columns:1fr;}
  .hero-media img{height:220px;}
  .step-media img{height:200px;}
  .cta-soft{padding:48px 22px;border-radius:20px;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .faq-item summary{padding:18px 48px 18px 18px;font-size:15px;}
  .faq-answer{margin:0 18px 18px;}
  .back-top{right:16px;bottom:16px;width:44px;height:44px;}
}
@media (max-width:479px){
  .section{padding:48px 0;}
  .page-hero h1{font-size:26px;}
  .hero-media img{height:190px;}
  .step-body .step-num{width:44px;height:44px;font-size:16px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .dock{gap:10px;padding:8px 12px;}
  .dock-search{display:none;}
}

/* roulang page: category3 */
:root{
  --brand:#0E6B4F;
  --brand-700:#0A5540;
  --brand-soft:#E3F0EA;
  --accent:#FF7A2F;
  --accent-soft:#FFE7D6;
  --ink:#10201B;
  --ink-2:#46564F;
  --ink-3:#7C8A84;
  --bg:#F6F3EC;
  --paper:#FFFFFF;
  --line:#E4E0D6;
  --deep:#0B1E17;
  --sh-1:0 1px 2px rgba(16,32,27,.06),0 8px 24px rgba(16,32,27,.06);
  --sh-2:0 18px 48px rgba(16,32,27,.12);
  --sh-dock:0 12px 40px rgba(16,32,27,.14);
  --r-card:18px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.8;color:var(--ink-2);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body::before{content:"";position:fixed;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--brand));z-index:300}
h1,h2,h3,h4,p,ul,ol,li,figure,blockquote{margin:0;padding:0}
h1,h2,h3{color:var(--ink);font-weight:700;letter-spacing:-.01em}
ul,ol{list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s}
button{font-family:inherit;cursor:pointer;border:0;background:none}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.nums{font-variant-numeric:tabular-nums}

/* ---------- Dock 导航 ---------- */
.site-header{position:sticky;top:0;z-index:120;padding:16px 20px 0;pointer-events:none}
.dock{
  pointer-events:auto;max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:14px;
  padding:10px 12px 10px 16px;background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:var(--r-pill);box-shadow:var(--sh-dock);
  transition:padding .25s ease,box-shadow .25s ease;
}
.dock.is-shrink{padding:6px 10px 6px 14px;box-shadow:var(--sh-2)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand),var(--brand-700));color:#fff;
  font-weight:800;font-size:17px;letter-spacing:0;box-shadow:0 6px 16px rgba(14,107,79,.28)
}
.brand-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap}
.dock-nav{flex:1;display:flex;align-items:center;justify-content:center;gap:4px}
.dock-link{
  padding:8px 14px;border-radius:var(--r-pill);font-size:14.5px;color:var(--ink-2);
  white-space:nowrap;transition:background .2s,color .2s
}
.dock-link:hover{background:var(--brand-soft);color:var(--brand-700)}
.dock-link.is-active{background:var(--brand-soft);color:var(--brand-700);font-weight:600}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.dock-search{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  color:var(--ink-2);background:#fff;border:1px solid var(--line);transition:.2s
}
.dock-search:hover{color:var(--brand-700);border-color:rgba(14,107,79,.35);background:var(--brand-soft)}
.dock-toggle{display:none;width:38px;height:38px;border-radius:50%;place-items:center;color:var(--ink);border:1px solid var(--line);background:#fff}
.dock-toggle:hover{background:var(--brand-soft);color:var(--brand-700)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-pill);font-size:15px;font-weight:600;
  border:1px solid transparent;transition:transform .2s cubic-bezier(.2,.7,.3,1),background .2s,color .2s,border-color .2s,box-shadow .2s
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,122,47,.28)}
.btn-accent:hover{background:#F06718;transform:translateY(-1px)}
.btn-accent:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--deep)}
.btn-light:hover{background:var(--accent-soft);transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.12)}

/* ---------- 分类页头 ---------- */
.cat-hero{position:relative;padding:72px 0 56px;overflow:hidden}
.cat-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(14,107,79,.18) 1.6px,transparent 1.6px);
  background-size:18px 18px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 20%,#000 25%,transparent 75%);
  mask-image:radial-gradient(ellipse 70% 60% at 50% 20%,#000 25%,transparent 75%);
}
.cat-hero::after{
  content:"";position:absolute;top:-90px;right:-140px;width:420px;height:320px;
  background:var(--brand-soft);transform:skewX(-14deg);border-radius:40px;opacity:.75;pointer-events:none
}
.cat-hero .inner{position:relative;z-index:2;max-width:860px;margin:0 auto;text-align:center}
.crumb{display:flex;justify-content:center;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:22px}
.crumb a:hover{color:var(--brand-700)}
.crumb .sep{color:var(--line)}
.crumb .current{color:var(--ink);font-weight:600}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand-700);font-size:12px;font-weight:600;letter-spacing:.08em;margin-bottom:18px
}
.cat-hero h1{font-size:clamp(30px,5.2vw,50px);line-height:1.15;letter-spacing:-.02em;font-weight:800;margin-bottom:20px}
.cat-hero p.lead{font-size:17px;color:var(--ink-2);max-width:660px;margin:0 auto 28px}
.tag-row{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:30px}
.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2)}
.tag i{color:var(--brand);font-size:12px}
.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25;margin-bottom:14px}
.sec-head p{font-size:16px;color:var(--ink-2)}
.sec-kicker{font-size:12px;letter-spacing:.1em;font-weight:700;color:var(--accent);text-transform:uppercase;margin-bottom:12px;display:block}

/* ---------- 自查横滚卡 ---------- */
.scroller{
  display:flex;gap:16px;overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch
}
.scroller::-webkit-scrollbar{height:6px}
.scroller::-webkit-scrollbar-thumb{background:rgba(14,107,79,.28);border-radius:99px}
.check-card{
  scroll-snap-align:start;flex:0 0 268px;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px 22px;box-shadow:var(--sh-1);position:relative;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s,border-color .22s
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35)}
.check-card .idx{
  width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:14px;margin-bottom:16px;
  font-variant-numeric:tabular-nums
}
.check-card h3{font-size:17px;margin-bottom:10px}
.check-card p{font-size:14.5px;color:var(--ink-2);line-height:1.75}

/* ---------- FAQ 分组 ---------- */
.grid-x{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px}
.grid-x > .cell{padding-left:12px;padding-right:12px;width:100%;min-width:0}
.faq-col{margin-bottom:34px}
.faq-group-title{
  display:flex;align-items:center;gap:12px;font-size:22px;line-height:1.35;margin-bottom:20px;
  padding-bottom:14px;border-bottom:2px dashed var(--line)
}
.faq-group-title .dot{width:10px;height:10px;border-radius:50%;background:var(--brand);flex:0 0 auto}
.faq-group-title .count{font-size:12.5px;color:var(--ink-3);font-weight:500;margin-left:auto}
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;transition:border-color .22s,box-shadow .22s}
.faq-item:hover{border-color:rgba(14,107,79,.35);box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;display:block;
  padding:18px 56px 18px 22px;font-size:16px;font-weight:600;color:var(--ink)
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;
  background:var(--line);transition:background .22s
}
.faq-item[open] summary::before{background:var(--accent)}
.faq-item summary::after{
  content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;background:var(--brand-soft);color:var(--brand-700);
  display:grid;place-items:center;font-size:16px;font-weight:600;line-height:1;transition:.25s
}
.faq-item[open] summary::after{content:"−";background:var(--accent);color:#fff;transform:translateY(-50%) rotate(180deg)}
.faq-body{padding:0 22px 20px 22px;font-size:15.5px;line-height:1.85;color:var(--ink-2)}
.faq-body strong{color:var(--ink);font-weight:600}

/* ---------- 对比条 ---------- */
.compare-list{display:flex;flex-direction:column;gap:14px}
.compare-row{
  display:grid;grid-template-columns:200px 1fr auto;gap:22px;align-items:center;
  background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--brand);
  border-radius:16px;padding:20px 24px;box-shadow:var(--sh-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s,border-color .22s
}
.compare-row:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.compare-row.tone-warn{border-left-color:var(--accent)}
.compare-case{font-size:16px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:10px}
.compare-case i{color:var(--brand);font-size:14px}
.compare-row.tone-warn .compare-case i{color:var(--accent)}
.compare-how{font-size:15px;color:var(--ink-2)}
.badge{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;background:var(--brand-soft);color:var(--brand-700);white-space:nowrap
}
.badge.warn{background:var(--accent-soft);color:#B44E10}

/* ---------- 联系入口卡 ---------- */
.contact-card{
  display:grid;grid-template-columns:1fr;gap:32px;background:var(--paper);border:1px solid var(--line);
  border-radius:24px;overflow:hidden;box-shadow:var(--sh-1)
}
.contact-copy{padding:38px 34px}
.contact-copy h2{font-size:clamp(22px,3vw,30px);margin-bottom:14px;line-height:1.3}
.contact-copy p{font-size:15.5px;color:var(--ink-2);margin-bottom:22px}
.tips{display:flex;flex-direction:column;gap:12px;margin-bottom:8px}
.tip{display:flex;gap:12px;font-size:14.5px;color:var(--ink-2);align-items:flex-start}
.tip i{color:var(--brand);margin-top:5px;font-size:13px}
.contact-media{position:relative;min-height:320px}
.contact-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.contact-media .cap{
  position:absolute;left:20px;right:20px;bottom:20px;background:rgba(255,255,255,.94);
  border:1px solid var(--line);border-radius:14px;padding:12px 16px;font-size:13.5px;color:var(--ink-2);
  box-shadow:var(--sh-1)
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13px;color:var(--ink-2);font-weight:600}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-input);border:1px solid var(--line);background:#fff;
  transition:border-color .2s,box-shadow .2s
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)
}
.form-hint{font-size:13px;color:var(--ink-3);margin-top:2px}

/* ---------- CTA 带 ---------- */
.cta-wrap{padding:0 0 88px}
.cta-band{
  position:relative;border-radius:26px;overflow:hidden;background:var(--deep);
  padding:64px 32px;text-align:center;color:#fff
}
.cta-band .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.28}
.cta-band .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,30,23,.55),rgba(11,30,23,.9))}
.cta-band .inner{position:relative;z-index:2;max-width:760px;margin:0 auto}
.cta-band h2{color:#fff;font-size:clamp(24px,3.4vw,34px);line-height:1.28;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;margin-bottom:28px}
.cta-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-bottom:30px}
.cta-steps{display:flex;flex-wrap:wrap;justify-content:center;gap:22px;font-size:13.5px;color:rgba(255,255,255,.7)}
.cta-steps span{display:inline-flex;align-items:center;gap:8px}
.cta-steps b{
  width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.14);
  display:grid;place-items:center;font-size:12px;color:#fff;font-variant-numeric:tabular-nums
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);padding:64px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:16px}
.foot-brand .brand-mark{background:linear-gradient(140deg,var(--brand),var(--brand-700))}
.foot-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:340px}
.foot-title{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.55);margin-bottom:16px}
.foot-list li{margin-bottom:10px}
.foot-list a{font-size:14px;color:rgba(255,255,255,.78)}
.foot-list a:hover{color:var(--accent)}
.foot-contact li{display:flex;gap:10px;font-size:14px;align-items:flex-start;color:rgba(255,255,255,.72)}
.foot-contact i{margin-top:5px;color:var(--brand-soft);font-size:13px}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.5)
}
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--brand);color:#fff;display:grid;place-items:center;box-shadow:var(--sh-2);
  z-index:150;opacity:0;visibility:hidden;transform:translateY(10px);transition:.28s
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-700)}

/* ---------- 响应式 ---------- */
@media (min-width:768px){
  .contact-card{grid-template-columns:1.15fr .85fr}
}
@media (min-width:1024px){
  .grid-x > .cell.large-6{width:50%}
  .grid-x > .cell.large-7{width:58.3333%}
  .grid-x > .cell.large-5{width:41.6667%}
}
@media (max-width:1023px){
  .dock-nav{
    position:fixed;left:16px;right:16px;top:84px;display:none;flex-direction:column;align-items:stretch;
    background:#fff;border:1px solid var(--line);border-radius:22px;padding:14px;gap:4px;
    box-shadow:var(--sh-2);max-height:70vh;overflow:auto
  }
  .dock-nav.is-open{display:flex}
  .dock-link{padding:12px 16px;font-size:15px}
  .dock-toggle{display:grid}
  .dock-search{display:none}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:64px 0}
  .cat-hero{padding:52px 0 44px}
  .cta-band{padding:48px 22px;border-radius:20px}
  .compare-row{grid-template-columns:1fr;gap:10px;padding:18px 20px}
  .compare-row .badge{justify-self:start}
  .form-grid{grid-template-columns:1fr}
  .contact-copy{padding:28px 22px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-steps{flex-direction:column;gap:10px}
}
@media (max-width:519px){
  .section{padding:48px 0}
  .brand-text{font-size:15px;max-width:150px;overflow:hidden;text-overflow:ellipsis}
  .dock{padding:8px 10px}
  .dock-actions .btn{display:none}
  .foot-grid{grid-template-columns:1fr}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .check-card{flex:0 0 84%}
  .to-top{right:16px;bottom:16px}
}

/* roulang page: category4 */
:root{
  --brand:#0E6B4F;
  --brand-700:#0A5540;
  --brand-soft:#E3F0EA;
  --accent:#FF7A2F;
  --accent-soft:#FFE7D6;
  --ink:#10201B;
  --ink-2:#46564F;
  --ink-3:#7C8A84;
  --bg:#F6F3EC;
  --paper:#FFFFFF;
  --line:#E4E0D6;
  --deep:#0B1E17;
  --sh-1:0 1px 2px rgba(16,32,27,.06),0 8px 24px rgba(16,32,27,.06);
  --sh-2:0 18px 48px rgba(16,32,27,.12);
  --sh-dock:0 12px 40px rgba(16,32,27,.14);
  --r-card:18px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding-top:96px;
  background:var(--bg);
  color:var(--ink-2);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--accent),var(--brand));
  z-index:200;
}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.25;font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-700);}
button{font-family:inherit;font-size:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 24px;}}

/* ============ header / dock ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  padding:16px 20px 0;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  position:relative;
  display:flex;
  align-items:center;
  gap:18px;
  max-width:1120px;
  margin:0 auto;
  padding:10px 14px 10px 18px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-dock);
  transition:padding .25s var(--ease),box-shadow .25s var(--ease);
}
.dock.is-scrolled{padding:6px 14px 6px 18px;box-shadow:0 16px 44px rgba(16,32,27,.18);}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:12px;
  background:var(--brand);color:#fff;
  display:grid;place-items:center;
  font-weight:800;font-size:17px;letter-spacing:-.02em;
}
.brand-text{color:var(--ink);font-weight:800;font-size:16px;letter-spacing:-.01em;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-link{
  padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--ink-2);white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.dock-link:hover{background:var(--brand-soft);color:var(--brand-700);}
.dock-link.is-active{background:var(--brand-soft);color:var(--brand-700);font-weight:700;}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.dock-search{
  width:38px;height:38px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  cursor:pointer;transition:.2s var(--ease);
}
.dock-search:hover{border-color:var(--brand);color:var(--brand);}
.dock-toggle{
  display:none;
  width:38px;height:38px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  cursor:pointer;
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:16px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease);
}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,122,47,.28);}
.btn-accent:hover{background:#F06820;color:#fff;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-700);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--deep);}
.btn-light:hover{background:var(--brand-soft);color:var(--brand-700);transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:14px;}

/* ============ breadcrumbs & tags ============ */
.crumbs{font-size:13px;color:var(--ink-3);margin-bottom:22px;}
.crumbs a{color:var(--ink-3);}
.crumbs a:hover{color:var(--brand);}
.crumbs span.sep{margin:0 8px;color:var(--line);}
.crumbs strong{color:var(--ink);font-weight:700;}

.tag-soft{
  display:inline-block;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand-700);
  font-size:12px;font-weight:700;letter-spacing:.08em;
}

/* ============ page hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:44px 0 72px;
  background-color:var(--bg);
  background-image:radial-gradient(rgba(14,107,79,.09) 1.5px,transparent 1.6px);
  background-size:18px 18px;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-140px;top:-120px;
  width:520px;height:520px;
  background:var(--brand-soft);
  opacity:.55;
  clip-path:polygon(38% 0,100% 0,100% 78%,0 100%);
  z-index:0;
}
.page-hero .container{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;}
.hero-copy h1{
  font-size:clamp(30px,5.2vw,50px);
  line-height:1.15;
  letter-spacing:-.02em;
  font-weight:800;
  margin:18px 0 18px;
}
.hero-lead{font-size:17px;color:var(--ink-2);max-width:580px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:20px;
  box-shadow:var(--sh-2);
}
.hero-float{
  position:absolute;
  right:-10px;bottom:-22px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-2);
  padding:16px 20px;
  display:flex;
  gap:22px;
}
.hero-float b{display:block;font-size:22px;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.hero-float small{display:block;font-size:12px;color:var(--ink-3);margin-top:4px;}

/* ============ sections ============ */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;}
.section-head h2{font-size:clamp(24px,3.4vw,34px);letter-spacing:-.01em;}
.section-head p{font-size:15px;color:var(--ink-3);margin-top:10px;max-width:560px;}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--accent);text-transform:uppercase;display:block;margin-bottom:10px;}

/* 速览数据 */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.stat-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);}
.stat-card .icon{
  width:44px;height:44px;border-radius:14px;
  background:var(--brand-soft);color:var(--brand);
  display:grid;place-items:center;font-size:18px;margin-bottom:16px;
}
.stat-card b{display:block;font-size:30px;color:var(--ink);font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.01em;}
.stat-card h3{font-size:17px;margin:8px 0 6px;}
.stat-card p{font-size:14px;color:var(--ink-3);line-height:1.7;}

/* 时间线 */
.timeline-wrap{position:relative;padding-left:34px;}
.timeline-wrap::before{
  content:"";position:absolute;left:9px;top:10px;bottom:26px;width:2px;
  background:linear-gradient(180deg,var(--brand),rgba(14,107,79,.12));
  border-radius:2px;
}
.tl-item{position:relative;padding-bottom:26px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-32px;top:22px;
  width:14px;height:14px;border-radius:50%;
  background:var(--paper);border:3px solid var(--brand);
  box-shadow:0 0 0 4px rgba(227,240,234,.9);
}
.tl-item.is-new::before{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,231,214,.9);}
.tl-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 24px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(14,107,79,.35);}
.tl-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--ink-3);}
.tl-meta time{font-variant-numeric:tabular-nums;font-weight:700;color:var(--brand);}
.tl-card h3{font-size:19px;margin:12px 0 8px;}
.tl-card p{font-size:15px;color:var(--ink-2);}
.tl-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;margin-top:14px;color:var(--brand);}
.tl-more:hover{gap:10px;color:var(--brand-700);}
.badge-new{
  display:inline-block;padding:3px 10px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:#B8500F;font-size:12px;font-weight:700;
}

/* 标签云 */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;}
.tag{
  display:inline-block;padding:9px 16px;border-radius:var(--r-pill);
  background:var(--paper);border:1px solid var(--line);
  color:var(--ink-2);font-size:13px;
  transition:.2s var(--ease);
}
.tag:hover{background:var(--brand-soft);border-color:rgba(14,107,79,.35);color:var(--brand-700);transform:translateY(-2px);}
.tag.is-key{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700;}

/* 订阅 */
.subscribe-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;}
.subscribe-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:32px;
  box-shadow:var(--sh-1);
}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:8px;font-weight:700;}
.field .input,.field select{
  width:100%;
  padding:13px 16px;
  border:1px solid var(--line);
  border-radius:var(--r-input);
  background:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field .input:focus,.field select:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 4px var(--brand-soft);
}
.form-note{font-size:13px;color:var(--ink-3);margin-top:14px;line-height:1.7;}
.subscribe-visual img{
  width:100%;aspect-ratio:16/11;object-fit:cover;
  border-radius:20px;box-shadow:var(--sh-2);
}
.subscribe-visual p{font-size:14px;color:var(--ink-3);margin-top:16px;}

/* CTA 紧凑 */
.cta-band{
  position:relative;
  min-height:240px;
  display:grid;
  place-items:center;
  text-align:center;
  border-radius:24px;
  overflow:hidden;
  padding:48px 24px;
  background:
    linear-gradient(rgba(11,30,23,.82),rgba(11,30,23,.82)),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  background-color:var(--deep);
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.cta-band .inner{position:relative;z-index:1;max-width:680px;}
.cta-band h2{color:#fff;font-size:clamp(24px,3.4vw,34px);}
.cta-band p{color:rgba(255,255,255,.78);margin-top:14px;font-size:16px;}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:28px;}
.cta-steps{display:flex;justify-content:center;gap:26px;flex-wrap:wrap;margin-top:26px;font-size:13px;color:rgba(255,255,255,.66);}
.cta-steps span{font-variant-numeric:tabular-nums;}

/* 页脚 */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);padding:72px 0 28px;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:16px;}
.foot-brand .brand-mark{background:var(--brand);}
.foot-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:320px;}
.foot-title{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:16px;font-weight:700;}
.foot-list li{margin-bottom:10px;}
.foot-list a{font-size:14px;color:rgba(255,255,255,.72);}
.foot-list a:hover{color:var(--accent);}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.66);align-items:flex-start;}
.foot-contact i{margin-top:5px;color:var(--accent);}
.foot-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

.to-top{
  position:fixed;right:24px;bottom:24px;
  width:46px;height:46px;border-radius:var(--r-pill);
  background:var(--brand);color:#fff;border:none;cursor:pointer;
  box-shadow:var(--sh-dock);
  display:grid;place-items:center;
  opacity:0;visibility:hidden;
  transition:.25s var(--ease);
  z-index:130;
}
.to-top.is-on{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand-700);transform:translateY(-2px);}

/* ============ responsive ============ */
@media (max-width:1023px){
  .dock-nav{
    display:none;
    position:absolute;
    top:calc(100% + 12px);
    left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    background:rgba(255,255,255,.98);
    border:1px solid var(--line);
    border-radius:22px;
    padding:14px;
    box-shadow:var(--sh-2);
  }
  .dock-nav.is-open{display:flex;}
  .dock-nav .dock-link{padding:12px 16px;font-size:15px;}
  .dock-toggle{display:grid;place-items:center;}
  .dock-search{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-float{right:12px;bottom:-18px;}
  .subscribe-grid{grid-template-columns:1fr;gap:28px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  body{padding-top:88px;font-size:16px;}
  .brand-text{font-size:15px;}
  .section{padding:64px 0;}
  .section.tight{padding:52px 0;}
  .page-hero{padding:32px 0 56px;}
  .stat-grid{grid-template-columns:1fr;}
  .timeline-wrap{padding-left:26px;}
  .tl-item::before{left:-24px;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .cta-band{padding:40px 20px;border-radius:20px;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .container{padding:0 16px;}
  .dock{padding:8px 12px;gap:10px;}
  .hero-actions .btn{width:100%;}
  .hero-float{position:static;margin-top:16px;right:auto;bottom:auto;justify-content:space-between;}
  .subscribe-card{padding:22px;}
  .tl-card{padding:18px;}
}