/* roulang page: index */
:root{
  --brand-900:#08221A;
  --brand-700:#0B3D2E;
  --brand-600:#14624A;
  --brand-400:#2E9C74;
  --accent-500:#E4572E;
  --accent-600:#C7431F;
  --gold-400:#F5C518;
  --bg-100:#F5F6F2;
  --bg-200:#EAF0EA;
  --line:#DCE3DC;
  --ink-900:#16211C;
  --ink-600:#4C5D55;
  --ink-400:#7C8B84;
  --white:#FFFFFF;
  --r-pill:999px;
  --r-card:14px;
  --r-lg:22px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(11,61,46,.06);
  --sh-2:0 10px 28px -14px rgba(11,61,46,.22);
  --sh-3:0 -12px 28px -18px rgba(8,34,26,.35);
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Barlow","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.92;
  color:var(--ink-900);
  background:var(--bg-100);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-500);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(46,156,116,.45);outline-offset:2px;
}
h1,h2,h3,h4,h5{color:var(--ink-900);font-weight:700;margin:0;}
p{margin:0 0 1.5em;}
ul{margin:0;padding:0;list-style:none;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;font-weight:700;}
.shell{width:100%;max-width:1368px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.bg-soft{background:var(--bg-200);}
.bg-plain{background:var(--bg-100);}
.bg-white{background:var(--white);}

/* ---------- 按钮 ---------- */
.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-solid{background:var(--accent-500);color:#fff;box-shadow:0 10px 24px -14px rgba(228,87,46,.85);}
.btn-solid:hover,.btn-solid:active{background:var(--accent-600);color:#fff;transform:translateY(-1px);}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-outline:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn-line{background:transparent;color:var(--brand-700);border-color:var(--brand-600);}
.btn-line:hover{background:var(--brand-700);color:#fff;}
.btn-block{width:100%;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(8,34,26,.78);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .22s ease,box-shadow .22s ease;
}
.site-header.is-scrolled{
  background:var(--brand-900);
  box-shadow:0 8px 24px -18px rgba(0,0,0,.9);
}
.nav-inner{display:flex;align-items:center;gap:24px;min-height:68px;}
.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;overflow:hidden;flex:0 0 auto;
  border:1px solid rgba(245,197,24,.55);background:var(--brand-700);
}
.brand-mark img{width:100%;height:100%;object-fit:cover;}
.brand-text{color:#fff;font-weight:700;font-size:18px;letter-spacing:.01em;}
.brand-accent{color:var(--gold-400);margin-left:2px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:14px;flex:1 1 auto;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:8px 12px;border-radius:10px;color:rgba(255,255,255,.86);
  font-size:15px;font-weight:500;transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--gold-400);background:rgba(255,255,255,.06);}
.nav-link.active{color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
  border-radius:2px;background:var(--accent-500);
}
.nav-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:rgba(46,156,116,.18);border:1px solid rgba(46,156,116,.5);
  color:#8BE3BB;font-size:13px;font-weight:600;
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--brand-400);position:relative;flex:0 0 auto;}
.dot::after{
  content:"";position:absolute;inset:-4px;border-radius:50%;
  border:1px solid rgba(46,156,116,.65);animation:pulse 2s ease-out infinite;
}
@keyframes pulse{0%{transform:scale(.7);opacity:.9}100%{transform:scale(1.5);opacity:0}}
.count-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.82);font-size:13px;
}
.count-badge b{color:var(--gold-400);font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:18px;
}
.mobile-nav{background:var(--brand-900);color:#fff;}
.mobile-nav .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.85;}
.mobile-nav .brand-text{font-size:17px;}
.mobile-links{display:flex;flex-direction:column;padding-top:6px;}
.mobile-links a{
  color:rgba(255,255,255,.88);font-size:17px;line-height:2.4;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-links a.active{color:var(--gold-400);}
.mobile-nav .mobile-cta{margin-top:24px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(118deg,#08221A 0%,#0B3D2E 58%,#14624A 100%);
  padding:72px 0 84px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  opacity:.14;mix-blend-mode:luminosity;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(-8deg,rgba(255,255,255,.05) 0 1px,transparent 1px 14px);
  opacity:.7;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  min-height:520px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(245,197,24,.14);border:1px solid rgba(245,197,24,.42);
  color:var(--gold-400);font-size:13px;font-weight:600;letter-spacing:.06em;margin-bottom:20px;
}
.hero h1{
  color:#fff;
  font-size:clamp(28px,4.2vw,46px);
  line-height:1.25;letter-spacing:-.01em;margin-bottom:18px;
}
.hero-sub{color:#EAF0EA;font-size:clamp(17px,1.6vw,20px);font-weight:600;margin-bottom:10px;line-height:1.6;}
.hero-desc{color:rgba(255,255,255,.76);font-size:15.5px;margin-bottom:30px;max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid rgba(255,255,255,.14);padding-top:20px;}
.hero-facts li{
  display:inline-flex;align-items:center;gap:8px;
  color:rgba(255,255,255,.8);font-size:14px;padding:0 20px;border-left:1px solid rgba(255,255,255,.16);
}
.hero-facts li:first-child{padding-left:0;border-left:0;}
.hero-facts i{color:var(--brand-400);}
.hero-media{position:relative;}
.hero-media > img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 28px 60px -30px rgba(0,0,0,.75);
}
.media-badge{
  position:absolute;right:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:9px;
  padding:10px 16px;border-radius:var(--r-pill);
  background:rgba(8,34,26,.86);border:1px solid rgba(46,156,116,.55);
  color:#fff;font-size:13px;backdrop-filter:blur(6px);
}
.media-badge b{color:var(--gold-400);font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ---------- 区块标题 ---------- */
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{
  position:relative;padding-left:16px;
  font-size:clamp(22px,2.6vw,32px);line-height:1.3;margin-bottom:14px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:20px;border-radius:2px;background:var(--brand-600);
}
.section-head p{color:var(--ink-600);font-size:15.5px;margin:0;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ---------- 指标看板 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.metric-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
}
.metric-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.metric-card i{font-size:22px;color:var(--brand-600);}
.metric-value{
  display:flex;align-items:baseline;gap:6px;margin:14px 0 6px;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;
  font-size:clamp(30px,3.4vw,44px);line-height:1;color:var(--brand-700);letter-spacing:-.01em;
}
.metric-card:nth-child(2) .metric-value{color:var(--accent-500);}
.metric-value span{font-size:14px;font-weight:600;color:var(--ink-600);font-family:var(--font-cn);}
.metric-label{font-size:13px;color:var(--ink-400);margin-bottom:4px;}
.metric-note{font-size:13.5px;color:var(--ink-600);line-height:1.7;}

/* ---------- 服务矩阵 ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.service-card{
  position:relative;display:flex;flex-direction:column;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.service-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;
  transition:transform .28s ease;
}
.service-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.service-card:hover::before{transform:scaleX(1);}
.service-card.wide{grid-column:span 2;flex-direction:row;gap:28px;align-items:center;padding:28px;}
.service-card.wide .wide-media{flex:0 0 44%;}
.service-card.wide .wide-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px;
}
.service-index{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;
  font-size:12px;letter-spacing:.16em;color:var(--ink-400);margin-bottom:14px;
}
.service-card i.svc-icon{font-size:20px;color:var(--brand-600);margin-bottom:14px;}
.service-card h3{font-size:18px;line-height:1.4;margin-bottom:10px;}
.service-card p{font-size:14.5px;color:var(--ink-600);line-height:1.85;margin:0 0 18px;}
.service-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  color:var(--brand-600);font-size:14.5px;font-weight:600;
}
.service-link i{transition:transform .22s ease;}
.service-card:hover .service-link{color:var(--accent-500);}
.service-card:hover .service-link i{transform:translateX(4px);}

/* ---------- 结果对比 ---------- */
.compare{display:grid;grid-template-columns:1fr auto 1fr;gap:28px;align-items:center;}
.compare-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px;height:100%;box-shadow:var(--sh-1);position:relative;
}
.compare-card.best{border-color:var(--brand-400);box-shadow:var(--sh-2);}
.compare-title{font-size:18px;margin-bottom:8px;}
.compare-sub{font-size:14px;color:var(--ink-400);margin-bottom:20px;}
.compare-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink-600);
}
.compare-list li:last-child{border-bottom:0;}
.compare-list i{font-size:15px;margin-top:6px;flex:0 0 auto;}
.compare-list .no i{color:var(--ink-400);}
.compare-list .yes i{color:var(--brand-400);}
.compare-list .yes{color:var(--ink-900);}
.vs-badge{
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-700);color:#fff;font-family:var(--font-num);font-weight:700;font-size:15px;
  box-shadow:0 12px 26px -14px rgba(11,61,46,.9);
}
.rec-badge{
  position:absolute;right:20px;top:-12px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:var(--gold-400);color:#3A2C00;font-size:12.5px;font-weight:700;
}

/* ---------- 最新信息（CMS 列表） ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.news-cover{display:block;overflow:hidden;background:var(--bg-200);}
.news-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--bg-200);color:var(--brand-600);
  font-size:12.5px;font-weight:600;margin-bottom:12px;align-self:flex-start;
}
.news-title{
  font-size:17px;line-height:1.55;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-title a{color:var(--ink-900);}
.news-title a:hover{color:var(--brand-600);}
.news-desc{
  font-size:14px;color:var(--ink-600);line-height:1.85;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);
}
.news-time{font-size:13px;color:var(--ink-400);font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.news-more{font-size:14px;font-weight:600;color:var(--brand-600);display:inline-flex;align-items:center;gap:6px;}
.news-more:hover{color:var(--accent-500);}
.empty-box{
  background:var(--bg-200);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:52px 24px;text-align:center;color:var(--ink-400);
}
.empty-box i{font-size:26px;color:var(--ink-400);margin-bottom:12px;display:block;}
.empty-box p{margin:0 0 12px;font-size:14.5px;}

/* ---------- 保障条 ---------- */
.assure{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.assure-item{
  display:flex;gap:16px;padding:24px;border-radius:var(--r-card);
  background:var(--white);border:1px solid var(--line);box-shadow:var(--sh-1);
}
.assure-item i{font-size:20px;color:var(--accent-500);margin-top:4px;}
.assure-item h3{font-size:16.5px;margin-bottom:6px;}
.assure-item p{font-size:14px;color:var(--ink-600);margin:0;line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;}
.accordion-item{
  background:var(--white);border:1px solid var(--line) !important;border-radius:var(--r-card) !important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
}
.accordion-button{
  display:flex;align-items:center;gap:16px;
  padding:20px 22px;background:var(--white);color:var(--ink-900);
  font-size:16.5px;font-weight:600;line-height:1.6;box-shadow:none !important;
}
.accordion-button:not(.collapsed){background:var(--white);color:var(--brand-700);}
.accordion-button::after{
  background-image:none;content:"\002B";
  font-family:var(--font-num);font-size:20px;font-weight:700;color:var(--accent-500);
  width:auto;height:auto;margin-left:auto;transition:transform .25s ease;line-height:1;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand-600);}
.faq-num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;
  font-size:13px;color:var(--accent-500);flex:0 0 auto;
}
.accordion-body{padding:0 22px 22px 60px;color:var(--ink-600);font-size:15px;line-height:1.9;}
.accordion-body p{margin:0;}

/* ---------- 转化表单 ---------- */
.convert{
  display:grid;grid-template-columns:.92fr 1.08fr;gap:48px;align-items:start;
}
.convert-info h2{
  position:relative;padding-left:16px;font-size:clamp(22px,2.6vw,32px);margin-bottom:18px;
}
.convert-info h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:20px;border-radius:2px;background:var(--accent-500);
}
.convert-info > p{color:var(--ink-600);font-size:15.5px;}
.convert-points{margin:0 0 24px;}
.convert-points li{display:flex;gap:12px;align-items:flex-start;padding:9px 0;font-size:15px;color:var(--ink-900);}
.convert-points i{color:var(--brand-400);margin-top:6px;font-size:14px;}
.mini-badges{display:flex;flex-wrap:wrap;gap:10px;}
.mini-badges span{
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(20,98,74,.1);border:1px solid rgba(20,98,74,.25);
  color:var(--brand-600);font-size:13px;font-weight:600;
}
.form-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-2);
}
.form-card h3{font-size:19px;margin-bottom:6px;}
.form-card .form-hint{font-size:13.5px;color:var(--ink-400);margin-bottom:24px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;font-size:15px;font-family:inherit;color:var(--ink-900);
  background:var(--bg-100);border:1px solid var(--line);border-radius:var(--r-input);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{resize:vertical;min-height:104px;line-height:1.8;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;background:#fff;border-color:var(--brand-600);
  box-shadow:0 0 0 3px rgba(46,156,116,.18);
}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-600);margin:6px 0 20px;}
.agree input{width:17px;height:17px;margin-top:5px;accent-color:var(--brand-600);flex:0 0 auto;}
.form-note{font-size:12.5px;color:var(--ink-400);margin:14px 0 0;line-height:1.75;}
.form-alert{
  display:none;margin-top:16px;padding:11px 16px;border-radius:var(--r-input);
  background:rgba(46,156,116,.12);border:1px solid rgba(46,156,116,.35);
  color:var(--brand-700);font-size:14px;font-weight:600;
}
.form-alert.show{display:block;}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;color:#fff;border-radius:var(--r-lg);
  background:linear-gradient(115deg,#08221A 0%,#0B3D2E 60%,#14624A 100%);
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;opacity:.12;
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{color:#fff;font-size:clamp(21px,2.4vw,28px);margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.78);margin:0;font-size:15px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-900);color:rgba(255,255,255,.74);
  border-top:1px solid rgba(255,255,255,.08);
  padding:64px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand-mark{width:34px;height:34px;}
.footer-brand .brand-text{font-size:17px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:320px;margin:0;}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:18px;}
.footer-col li{margin-bottom:11px;}
.footer-col a{color:rgba(255,255,255,.74);font-size:14px;}
.footer-col a:hover{color:var(--gold-400);}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.74);display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--brand-400);margin-top:6px;font-size:13px;}
.footer-contact .num{color:#fff;}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:var(--gold-400);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-links{margin-left:6px;}
  .nav-link{padding:8px 9px;font-size:14.5px;}
  .count-badge{display:none;}
  .metrics{gap:20px;}
  .service-grid{gap:20px;}
}
@media (max-width:991.98px){
  .nav-links,.nav-tools .btn-solid{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero{padding:56px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;min-height:auto;}
  .hero-media{order:-1;}
  .hero-media > img{aspect-ratio:16/9;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .service-grid{grid-template-columns:repeat(2,1fr);}
  .service-card.wide{grid-column:span 2;flex-direction:column;align-items:stretch;}
  .service-card.wide .wide-media{flex:none;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .compare{grid-template-columns:1fr;gap:20px;}
  .vs-badge{margin:0 auto;}
  .compare-card.best{order:-1;}
  .convert{grid-template-columns:1fr;gap:32px;}
  .assure{grid-template-columns:1fr;}
  .section{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:40px 32px;}
}
@media (max-width:767.98px){
  .shell{padding:0 18px;}
  body{font-size:15.5px;}
  .section{padding:48px 0;}
  .section-tight{padding:44px 0;}
  .hero{padding:36px 0 48px;}
  .hero-media > img{aspect-ratio:16/10;max-height:300px;}
  .hero-facts{flex-direction:column;gap:10px;}
  .hero-facts li{padding:0;border-left:0;font-size:13.5px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn-pill{width:100%;}
  .metrics{grid-template-columns:repeat(2,1fr);gap:14px;}
  .metric-card{padding:18px;}
  .service-grid{grid-template-columns:1fr;gap:16px;}
  .service-card.wide{grid-column:span 1;}
  .news-grid{grid-template-columns:1fr;gap:16px;}
  .accordion-body{padding:0 18px 20px 18px;}
  .accordion-button{font-size:15.5px;padding:16px 18px;gap:12px;}
  .form-card{padding:22px;}
  .cta-band{padding:32px 22px;flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .section-head{margin-bottom:28px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --brand-900:#08221A;
  --brand-700:#0B3D2E;
  --brand-600:#14624A;
  --brand-400:#2E9C74;
  --accent-500:#E4572E;
  --accent-600:#C7431F;
  --gold-400:#F5C518;
  --bg-100:#F5F6F2;
  --bg-200:#EAF0EA;
  --line:#DCE3DC;
  --ink-900:#16211C;
  --ink-600:#4C5D55;
  --ink-400:#7C8B84;
  --white:#FFFFFF;
  --r-card:14px;
  --r-hero:22px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(11,61,46,.06);
  --sh-2:0 10px 28px -14px rgba(11,61,46,.22);
  --sh-3:0 -12px 28px -18px rgba(11,61,46,.30);
  --font-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"Barlow","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.9;
  color:var(--ink-900);background:var(--bg-100);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent-500)}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink-900)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(46,156,116,.55);outline-offset:2px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700}
.shell{width:100%;max-width:1320px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--brand-900);
  transition:box-shadow .22s ease,background .22s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(8,34,26,.95)}
.header-inner{display:flex;align-items:center;gap:24px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:11px;overflow:hidden;flex:0 0 auto;
  background:var(--brand-700);border:1px solid rgba(255,255,255,.14);
}
.brand-mark img{width:100%;height:100%;object-fit:cover}
.brand-text{font-size:18px;font-weight:700;color:#fff;letter-spacing:.01em;white-space:nowrap}
.brand-accent{color:var(--gold-400);margin-left:2px}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;display:inline-block;padding:10px 12px;border-radius:8px;
  font-size:15px;line-height:1.4;color:rgba(255,255,255,.82);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--gold-400)}
.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
  border-radius:2px;background:var(--accent-500);
}
.header-side{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:999px;
  background:rgba(46,156,116,.16);border:1px solid rgba(46,156,116,.42);
  color:#BDF0D8;font-size:13px;line-height:1;
}
.status-badge .dot{
  width:8px;height:8px;border-radius:50%;background:var(--brand-400);
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 0 rgba(46,156,116,.6);opacity:1}
  50%{box-shadow:0 0 0 7px rgba(46,156,116,0);opacity:.75}
}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border-radius:999px;border:0;
  background:var(--accent-500);color:#fff;font-size:15px;font-weight:600;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
  box-shadow:0 8px 20px -14px rgba(228,87,46,.9);
}
.btn-cta:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px)}
.btn-cta:active{transform:translateY(0)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  color:#fff;font-size:17px;line-height:1;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(255,255,255,.14)}
.nav-drawer{background:var(--brand-900);color:#fff;width:320px;border-left:1px solid rgba(255,255,255,.1)}
.nav-drawer .offcanvas-header{padding:18px 22px;border-bottom:1px solid rgba(255,255,255,.1)}
.nav-drawer .brand-text{font-size:17px}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.22);
  background:transparent;color:#fff;font-size:17px;
}
.nav-drawer .offcanvas-body{padding:20px 22px 28px;display:flex;flex-direction:column}
.drawer-links{display:flex;flex-direction:column;margin-bottom:22px}
.drawer-links a{
  display:flex;align-items:center;min-height:48px;font-size:17px;
  color:rgba(255,255,255,.88);border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer-links a:hover{color:var(--gold-400)}
.drawer-links a.active{color:var(--gold-400);font-weight:600}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;color:#fff;padding:44px 0 60px;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center 35%;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,34,26,.92) 0%,rgba(8,34,26,.86) 52%,rgba(8,34,26,.95) 100%);
}
.article-hero .shell{position:relative;z-index:1}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:20px}
.breadcrumb-line a{color:rgba(255,255,255,.75)}
.breadcrumb-line a:hover{color:var(--gold-400)}
.breadcrumb-line .sep{color:rgba(255,255,255,.34)}
.breadcrumb-line .current{color:rgba(255,255,255,.56);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:18px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;
  font-size:13px;line-height:1.2;background:rgba(245,197,24,.14);
  border:1px solid rgba(245,197,24,.4);color:#FFE68C;
}
.chip-soft{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:rgba(255,255,255,.8)}
.article-title{
  font-size:clamp(28px,3.4vw,38px);line-height:1.28;letter-spacing:-.01em;
  color:#fff;max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;margin-top:22px;
  font-size:13.5px;color:rgba(255,255,255,.68);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--brand-400);font-size:13px}
.article-meta .num{color:#fff}

/* ---------- layout ---------- */
.article-section{padding:56px 0 72px;background:var(--bg-100)}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 316px;
  gap:32px;align-items:start;
}
.article-main{min-width:0}
.cover-figure{
  margin:0 0 28px;border-radius:var(--r-hero);overflow:hidden;
  background:var(--bg-200);box-shadow:var(--sh-2);
}
.cover-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);padding:40px 44px 44px;
}

/* ---------- article body ---------- */
.article-body{max-width:800px;font-size:16px;line-height:1.95;color:var(--ink-900);overflow-wrap:break-word}
.article-body p{margin:0 0 1.5em}
.article-body h2{
  position:relative;font-size:clamp(21px,2.4vw,28px);line-height:1.35;
  padding-left:16px;margin:1.6em 0 .8em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;width:4px;height:.92em;
  border-radius:2px;background:var(--brand-600);
}
.article-body h3{font-size:19px;font-weight:600;line-height:1.45;margin:1.4em 0 .6em}
.article-body h4{font-size:17px;font-weight:600;margin:1.2em 0 .5em;color:var(--brand-700)}
.article-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--accent-500)}
.article-body ul,.article-body ol{margin:0 0 1.5em;padding-left:1.5em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.45em 0}
.article-body li::marker{color:var(--brand-600)}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--bg-200);
  border-left:3px solid var(--brand-600);border-radius:0 12px 12px 0;
  color:var(--ink-600);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.6em auto;box-shadow:var(--sh-1)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--ink-400);text-align:center;margin-top:.7em}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border-radius:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.article-body th{background:var(--bg-200);text-align:left;font-weight:600}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;vertical-align:top}
.article-body code{
  background:var(--bg-200);border-radius:6px;padding:2px 7px;
  font-family:var(--font-num);font-size:14px;color:var(--brand-700);
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body strong{color:var(--brand-700)}

/* ---------- empty ---------- */
.empty-state{
  text-align:center;padding:56px 24px;border-radius:var(--r-card);
  background:var(--bg-200);border:1px dashed var(--line);
}
.empty-state i{font-size:34px;color:var(--brand-400);margin-bottom:16px;display:block}
.empty-title{font-size:19px;font-weight:700;color:var(--ink-900);margin-bottom:8px}
.empty-desc{font-size:14px;color:var(--ink-600);margin-bottom:22px}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 24px;border-radius:999px;
  background:var(--brand-700);color:#fff;font-size:15px;font-weight:600;
  transition:background .2s ease,transform .2s ease;
}
.btn-solid:hover{background:var(--brand-600);color:#fff;transform:translateY(-1px)}

/* ---------- tags ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:30px}
.tag-label{font-size:13px;color:var(--ink-400);margin-right:2px}
.tag{
  display:inline-flex;align-items:center;min-height:34px;padding:6px 16px;
  border-radius:999px;background:var(--bg-200);border:1px solid var(--line);
  font-size:13.5px;color:var(--ink-600);transition:all .2s ease;
}
.tag:hover{background:var(--brand-700);border-color:var(--brand-700);color:#fff}

/* ---------- pager ---------- */
.pager-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:30px}
.pager-link{
  display:block;padding:20px 24px;border-radius:var(--r-card);background:var(--white);
  border:1px solid var(--line);box-shadow:var(--sh-1);transition:all .22s ease;
}
.pager-link:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--brand-400)}
.pager-label{display:block;font-size:13px;color:var(--ink-400);margin-bottom:6px}
.pager-title{display:block;font-size:16px;font-weight:600;color:var(--ink-900);line-height:1.5}
.pager-link.pager-next{text-align:right}
.pager-link.pager-next:hover .pager-title{color:var(--accent-500)}

/* ---------- sidebar ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:22px;
}
.side-title{
  display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;
  color:var(--ink-900);margin-bottom:16px;
}
.side-title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand-600)}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{
  display:flex;gap:10px;padding:9px 10px;border-radius:8px;font-size:14px;
  line-height:1.6;color:var(--ink-600);transition:all .18s ease;
}
.toc-list a:hover{background:var(--bg-200);color:var(--brand-700)}
.toc-list .num{font-size:12px;color:var(--accent-500);padding-top:3px}
.quick-list{display:flex;flex-direction:column;gap:6px}
.quick-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  min-height:44px;padding:10px 12px;border-radius:10px;font-size:14px;
  color:var(--ink-600);background:var(--bg-100);transition:all .2s ease;
}
.quick-list a i{font-size:12px;color:var(--brand-400);transition:transform .2s ease}
.quick-list a:hover{background:var(--bg-200);color:var(--brand-700)}
.quick-list a:hover i{transform:translateX(4px);color:var(--accent-500)}
.side-note{font-size:13px;line-height:1.8;color:var(--ink-400)}

/* ---------- related ---------- */
.related-section{padding:0 0 72px;background:var(--bg-100)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:30px}
.sec-head h2{
  position:relative;padding-left:16px;font-size:clamp(21px,2.4vw,28px);line-height:1.35;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:.9em;
  border-radius:2px;background:var(--brand-600);
}
.sec-head .more-link{font-size:14px;color:var(--brand-600);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.sec-head .more-link:hover{color:var(--accent-500)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-400)}
.post-thumb{background:var(--bg-200);overflow:hidden}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.post-cat{
  display:inline-flex;align-self:flex-start;padding:4px 12px;border-radius:999px;
  font-size:12.5px;background:rgba(20,98,74,.1);color:var(--brand-600);margin-bottom:12px;
}
.post-title{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:10px;color:var(--ink-900)}
.post-card:hover .post-title{color:var(--brand-700)}
.post-desc{font-size:14px;line-height:1.8;color:var(--ink-600);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-400)}
.post-foot .go{color:var(--brand-600);display:inline-flex;align-items:center;gap:5px}
.post-card:hover .post-foot .go{color:var(--accent-500)}

/* ---------- cta strip ---------- */
.cta-strip{background:var(--brand-900);color:#fff;padding:56px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-copy h2{font-size:clamp(20px,2.2vw,26px);color:#fff;margin-bottom:10px}
.cta-copy p{font-size:14.5px;color:rgba(255,255,255,.72);max-width:620px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:18px;font-size:13.5px;color:rgba(255,255,255,.82)}
.cta-points span{display:inline-flex;align-items:center;gap:7px}
.cta-points i{color:var(--brand-400)}
.cta-actions{flex:0 0 auto;display:flex;flex-direction:column;gap:12px;min-width:220px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
  padding:11px 22px;border-radius:999px;border:1px solid rgba(255,255,255,.32);
  color:#fff;font-size:15px;font-weight:600;background:transparent;transition:all .2s ease;
}
.btn-ghost:hover{border-color:var(--gold-400);color:var(--gold-400)}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.74);padding:60px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:10px;overflow:hidden;background:var(--brand-700)}
.footer-brand .brand-mark img{width:100%;height:100%;object-fit:cover}
.footer-brand .brand-text{font-size:17px;font-weight:700;color:#fff}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:280px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:var(--gold-400)}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.68)}
.footer-contact i{color:var(--brand-400);width:16px;text-align:center}
.footer-contact .num{color:#fff;font-size:14px}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;
  color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--gold-400)}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .article-side .side-card{flex:1 1 300px}
  .article-card{padding:34px 32px 36px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991.98px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .header-side .btn-cta{display:none}
  .header-inner{gap:14px}
  .brand-text{font-size:17px}
  .article-hero{padding:34px 0 46px}
  .article-section{padding:44px 0 56px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%;flex-direction:row;flex-wrap:wrap}
  .cta-actions .btn-cta,.cta-actions .btn-ghost{flex:1 1 200px}
}
@media (max-width:767.98px){
  .shell{padding:0 18px}
  .article-card{padding:26px 20px 30px}
  .article-body{font-size:15.5px}
  .article-body h2{margin-top:1.4em}
  .article-meta{gap:8px 16px;font-size:13px}
  .breadcrumb-line .current{max-width:200px}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .pager-row{grid-template-columns:minmax(0,1fr)}
  .pager-link.pager-next{text-align:left}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .related-section{padding-bottom:56px}
  .article-body table{font-size:14px}
  .article-body th,.article-body td{padding:9px 10px}
}
@media (max-width:519.98px){
  .brand-text{font-size:16px}
  .article-title{font-size:26px}
  .cta-actions .btn-cta,.cta-actions .btn-ghost{flex:1 1 100%}
}

/* roulang page: category1 */
:root{
  --brand-900:#08221A;
  --brand-700:#0B3D2E;
  --brand-600:#14624A;
  --brand-400:#2E9C74;
  --accent-500:#E4572E;
  --accent-600:#C7431F;
  --gold-400:#F5C518;
  --bg-100:#F5F6F2;
  --bg-200:#EAF0EA;
  --line:#DCE3DC;
  --ink-900:#16211C;
  --ink-600:#4C5D55;
  --ink-400:#7C8B84;
  --white:#FFFFFF;
  --r-card:14px;
  --r-pill:999px;
  --r-lg:22px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(11,61,46,.06);
  --sh-2:0 10px 28px -14px rgba(11,61,46,.22);
  --shell:1320px;
  --num-font:"Barlow","DIN Alternate","HarmonyOS Sans",ui-monospace,SFMono-Regular,Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--ink-900);
  background:var(--bg-100);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-500);}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(46,156,116,.5);outline-offset:2px;border-radius:8px;}
.num{font-family:var(--num-font);font-variant-numeric:tabular-nums;letter-spacing:.01em;}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(8,34,26,.9);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:background .22s ease,box-shadow .22s ease;
}
.site-header.scrolled{background:var(--brand-900);box-shadow:0 8px 24px -18px rgba(0,0,0,.75);}
.header-inner{display:flex;align-items:center;gap:20px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:#fff;}
.brand:hover{color:#fff;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;overflow:hidden;
  display:grid;place-items:center;background:var(--brand-600);
  border:1px solid rgba(255,255,255,.18);flex-shrink:0;
}
.brand-mark img{width:100%;height:100%;object-fit:cover;}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.01em;color:#fff;white-space:nowrap;}
.brand-text .brand-accent{color:var(--gold-400);}
.nav-links{display:flex;align-items:center;justify-content:center;gap:2px;flex:1;}
.nav-links .nav-link{
  position:relative;display:inline-block;padding:9px 14px;
  font-size:15px;color:rgba(255,255,255,.82);border-radius:var(--r-pill);
  transition:color .2s ease,background .2s ease;white-space:nowrap;
}
.nav-links .nav-link:hover{color:var(--gold-400);background:rgba(255,255,255,.07);}
.nav-links .nav-link.active{color:#fff;font-weight:600;}
.nav-links .nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:3px;
  border-radius:2px;background:var(--accent-500);
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;
  color:#D5EBE0;background:rgba(46,156,116,.16);
  border:1px solid rgba(46,156,116,.42);padding:5px 12px;border-radius:var(--r-pill);
  white-space:nowrap;
}
.status-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--brand-400);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(46,156,116,.65);}
  70%{box-shadow:0 0 0 8px rgba(46,156,116,0);}
  100%{box-shadow:0 0 0 0 rgba(46,156,116,0);}
}
.countdown-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;
  color:rgba(234,240,234,.8);border:1px solid rgba(255,255,255,.16);
  padding:5px 12px;border-radius:var(--r-pill);white-space:nowrap;
}
.countdown-badge b{color:var(--gold-400);font-family:var(--num-font);font-weight:700;}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent-500);color:#fff;font-size:14.5px;font-weight:600;
  padding:10px 20px;border-radius:var(--r-pill);min-height:42px;
  box-shadow:0 10px 22px -12px rgba(228,87,46,.9);
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.btn-cta:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:transparent;border:1px solid rgba(255,255,255,.22);color:#fff;
  place-items:center;font-size:17px;
}
.nav-toggle:hover{background:rgba(255,255,255,.08);}

/* offcanvas mobile nav */
.offcanvas.mobile-nav{background:var(--brand-900);color:#fff;width:86vw;max-width:360px;}
.mobile-nav .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.1);padding:16px 20px;}
.mobile-nav .offcanvas-title{color:#fff;font-size:17px;font-weight:700;}
.mobile-nav .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.8;}
.mobile-nav .offcanvas-body{padding:14px 20px 28px;display:flex;flex-direction:column;height:100%;}
.mobile-links{display:grid;gap:4px;}
.mobile-links a{
  display:flex;align-items:center;min-height:48px;padding:0 10px;
  font-size:17px;color:rgba(255,255,255,.86);border-radius:12px;
}
.mobile-links a:hover{background:rgba(255,255,255,.08);color:var(--gold-400);}
.mobile-links a.active{color:var(--gold-400);font-weight:600;background:rgba(255,255,255,.06);}
.mobile-nav .btn-cta{margin-top:auto;justify-content:center;min-height:48px;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;color:#fff;overflow:hidden;
  padding:60px 0 72px;
  background:
    linear-gradient(118deg,rgba(8,34,26,.95) 0%,rgba(11,61,46,.86) 52%,rgba(8,34,26,.9) 100%),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(-8deg,rgba(255,255,255,.05) 0 1px,transparent 1px 26px);
  opacity:.5;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
}
.breadcrumb-line{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:16px;
}
.breadcrumb-line a{color:rgba(255,255,255,.8);}
.breadcrumb-line a:hover{color:var(--gold-400);}
.hero-copy h1{
  font-size:clamp(28px,4.2vw,46px);font-weight:700;line-height:1.25;
  letter-spacing:-.01em;color:#fff;margin-bottom:16px;
}
.hero-sub{font-size:clamp(16px,1.6vw,19px);font-weight:500;color:#E7F1EA;margin-bottom:12px;}
.hero-desc{font-size:15.5px;color:rgba(234,240,234,.76);max-width:580px;line-height:1.9;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.btn-primary-cta,.btn-ghost-cta{
  display:inline-flex;align-items:center;gap:9px;min-height:48px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;transition:all .22s ease;
}
.btn-primary-cta{
  background:var(--accent-500);color:#fff;
  box-shadow:0 14px 30px -14px rgba(228,87,46,.95);
}
.btn-primary-cta:hover{background:var(--accent-600);color:#fff;transform:translateY(-2px);}
.btn-ghost-cta{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.34);}
.btn-ghost-cta:hover{border-color:var(--gold-400);color:var(--gold-400);}
.hero-facts{
  display:flex;flex-wrap:wrap;margin-top:28px;
  font-size:14px;color:rgba(255,255,255,.78);
}
.hero-facts li{padding:0 18px;border-left:1px solid rgba(255,255,255,.22);}
.hero-facts li:first-child{padding-left:0;border-left:0;}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:0 30px 60px -28px rgba(0,0,0,.75);}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#123326;}
.media-badge{
  position:absolute;right:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(8,34,26,.88);border:1px solid rgba(255,255,255,.18);
  color:#fff;font-size:13px;padding:8px 15px;border-radius:var(--r-pill);
}
.media-badge .num{color:var(--gold-400);font-weight:700;}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--bg-200);}
.section-dark{background:var(--brand-900);color:#EAF0EA;}
.section-head{max-width:780px;margin-bottom:40px;}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;
  color:var(--brand-700);margin-bottom:14px;
}
.section-head h2::before{
  content:"";display:inline-block;width:4px;height:.72em;border-radius:2px;
  background:var(--brand-600);margin-right:12px;vertical-align:-.04em;
}
.section-head p{font-size:16px;color:var(--ink-600);line-height:1.9;}
.section-dark .section-head h2{color:#fff;}
.section-dark .section-head h2::before{background:var(--brand-400);}
.section-dark .section-head p{color:rgba(234,240,234,.75);}

/* prep cards */
.prep-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.prep-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.prep-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(46,156,116,.5);}
.prep-card .icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--bg-200);color:var(--brand-700);font-size:18px;margin-bottom:16px;
}
.prep-card h3{font-size:18px;font-weight:600;line-height:1.45;margin-bottom:8px;}
.prep-card p{font-size:14.5px;color:var(--ink-600);line-height:1.85;}

/* scene list */
.scene-list{display:grid;gap:16px;}
.scene-item{
  display:grid;grid-template-columns:70px 1fr auto;align-items:center;gap:22px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 26px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.scene-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(46,156,116,.45);}
.scene-item .idx{
  font-family:var(--num-font);font-size:22px;font-weight:700;color:var(--accent-500);
  letter-spacing:.02em;
}
.scene-item h3{font-size:17px;font-weight:600;margin-bottom:4px;}
.scene-item p{font-size:14.5px;color:var(--ink-600);line-height:1.8;}
.tag{
  display:inline-block;font-size:12.5px;line-height:1.6;
  padding:4px 13px;border-radius:var(--r-pill);
  background:var(--bg-200);color:var(--brand-700);border:1px solid var(--line);
  white-space:nowrap;
}

/* timeline */
.timeline{position:relative;max-width:1080px;margin:48px auto 0;}
.timeline::before{
  content:"";position:absolute;left:50%;top:6px;bottom:6px;width:2px;
  transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(46,156,116,.1),var(--brand-400),rgba(46,156,116,.1));
}
.tl-item{display:grid;grid-template-columns:minmax(0,1fr) 96px minmax(0,1fr);align-items:center;margin-bottom:28px;}
.tl-item:last-child{margin-bottom:0;}
.tl-card{
  grid-column:1;position:relative;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.tl-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;border-radius:var(--r-card) var(--r-card) 0 0;
  background:linear-gradient(90deg,var(--brand-600),var(--brand-400));
}
.tl-item:nth-child(even) .tl-card{grid-column:3;}
.tl-item:hover .tl-card{transform:translateY(-4px);box-shadow:var(--sh-2);}
.tl-card h3{font-size:18px;font-weight:600;margin-bottom:8px;color:var(--brand-700);}
.tl-card p{font-size:15px;color:var(--ink-600);line-height:1.9;}
.tl-meta{margin-top:12px;font-size:13px;color:var(--ink-400);}
.tl-node{
  grid-column:2;justify-self:center;
  width:58px;height:58px;border-radius:50%;display:grid;place-items:center;
  background:var(--white);border:2px solid var(--brand-400);
  font-family:var(--num-font);font-size:17px;font-weight:700;color:var(--brand-700);
  box-shadow:0 0 0 7px rgba(46,156,116,.1);
}

/* tips */
.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.tip-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);padding:26px 24px;
  transition:transform .25s ease,border-color .25s ease;
}
.tip-card:hover{transform:translateY(-4px);border-color:rgba(245,197,24,.45);}
.tip-card .tips-no{
  font-family:var(--num-font);font-size:13px;color:var(--gold-400);
  letter-spacing:.08em;margin-bottom:12px;
}
.tip-card h3{font-size:17px;font-weight:600;color:#fff;margin-bottom:10px;line-height:1.5;}
.tip-card p{font-size:14.5px;color:rgba(234,240,234,.76);line-height:1.85;}

/* FAQ */
.faq-wrap{max-width:960px;}
.accordion-item{
  background:var(--white);border:1px solid var(--line) !important;
  border-radius:var(--r-card) !important;margin-bottom:14px;overflow:hidden;
  box-shadow:var(--sh-1);
}
.accordion-button{
  display:flex;align-items:center;gap:14px;
  background:var(--white);color:var(--ink-900);
  font-size:16.5px;font-weight:600;line-height:1.6;
  padding:20px 24px;box-shadow:none !important;
}
.accordion-button:not(.collapsed){color:var(--brand-700);background:var(--white);}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(46,156,116,.22) !important;}
.faq-idx{
  font-family:var(--num-font);font-size:14px;font-weight:700;
  color:var(--accent-500);flex-shrink:0;
}
.accordion-button::after{
  content:"+";background-image:none !important;width:auto;height:auto;
  font-size:24px;font-weight:400;line-height:1;color:var(--accent-500);
  margin-left:auto;transform:none;
  display:grid;place-items:center;
  transition:transform .25s ease,color .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand-700);}
.accordion-body{
  padding:0 24px 24px 62px;font-size:15.5px;line-height:1.9;color:var(--ink-600);
}

/* CTA + form */
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.cta-copy h2{
  font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;
  color:var(--brand-700);margin-bottom:14px;
}
.cta-copy h2::before{
  content:"";display:inline-block;width:4px;height:.72em;border-radius:2px;
  background:var(--brand-600);margin-right:12px;vertical-align:-.04em;
}
.cta-copy > p{font-size:16px;color:var(--ink-600);margin-bottom:26px;}
.cta-points{display:grid;gap:14px;margin-bottom:24px;}
.cta-points li{display:flex;gap:12px;font-size:15px;color:var(--ink-600);line-height:1.85;}
.cta-points i{color:var(--brand-400);margin-top:7px;font-size:14px;flex-shrink:0;}
.cta-badges{display:flex;flex-wrap:wrap;gap:10px;}
.badge-soft{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--white);border:1px solid var(--line);color:var(--brand-700);
}
.form-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-2);
}
.form-card h3{font-size:19px;font-weight:600;margin-bottom:6px;color:var(--brand-700);}
.form-card .form-note{font-size:13.5px;color:var(--ink-400);margin-bottom:22px;}
.form-label{font-size:14.5px;font-weight:600;color:var(--ink-900);margin-bottom:8px;}
.form-control,.form-select{
  border-radius:var(--r-input);border:1px solid var(--line);
  padding:12px 14px;font-size:15px;color:var(--ink-900);background:var(--white);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-control:focus,.form-select:focus{
  border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(46,156,116,.18);outline:none;
}
.form-check-input{border-color:var(--line);width:18px;height:18px;margin-top:5px;}
.form-check-input:checked{background-color:var(--brand-600);border-color:var(--brand-600);}
.form-check-label{font-size:13.5px;color:var(--ink-600);line-height:1.8;}
.btn-submit{
  width:100%;min-height:50px;border:none;border-radius:var(--r-pill);
  background:var(--accent-500);color:#fff;font-size:16px;font-weight:600;
  transition:background .2s ease,transform .2s ease;
}
.btn-submit:hover{background:var(--accent-600);transform:translateY(-1px);}
.form-privacy{font-size:12.5px;color:var(--ink-400);margin-top:14px;line-height:1.8;}
.form-alert{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-input);
  background:rgba(46,156,116,.12);border:1px solid rgba(46,156,116,.35);
  color:var(--brand-700);font-size:14.5px;
}
.form-alert.show{display:block;}
.err-text{display:none;font-size:13px;color:var(--accent-600);margin-top:6px;}
.err-text.show{display:block;}

/* footer */
.site-footer{
  background:var(--brand-900);color:rgba(234,240,234,.8);
  padding:64px 0 0;border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:40px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--brand-600);}
.footer-brand .brand-text{font-size:17px;}
.footer-desc{font-size:14.5px;color:rgba(234,240,234,.62);max-width:290px;line-height:1.85;}
.footer-col h4{color:#fff;font-size:15.5px;font-weight:600;margin-bottom:18px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14.5px;color:rgba(234,240,234,.72);}
.footer-col a:hover{color:var(--gold-400);}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:rgba(234,240,234,.72);}
.footer-contact i{color:var(--brand-400);width:16px;text-align:center;flex-shrink:0;}
.footer-contact .num{font-family:var(--num-font);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:13.5px;color:rgba(234,240,234,.55);
}
.footer-bottom a{color:rgba(234,240,234,.7);}
.footer-bottom a:hover{color:var(--gold-400);}

/* responsive */
@media (max-width:1199.98px){
  .prep-grid{grid-template-columns:repeat(2,1fr);}
  .hero-grid{gap:36px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-toggle{display:grid;}
  .section{padding:64px 0;}
  .page-hero{padding:48px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media{max-width:640px;}
  .hero-media img{aspect-ratio:16/9;}
  .tips-grid{grid-template-columns:1fr 1fr;}
  .cta-grid{grid-template-columns:1fr;gap:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  .section{padding:48px 0;}
  .shell{padding:0 18px;}
  .prep-grid{grid-template-columns:1fr;gap:16px;}
  .tips-grid{grid-template-columns:1fr;gap:16px;}
  .scene-item{grid-template-columns:1fr;gap:10px;padding:20px;}
  .scene-item .idx{font-size:19px;}
  .hero-facts{gap:10px 0;}
  .hero-facts li{padding:0 14px;font-size:13.5px;}
  .hero-cta .btn-primary-cta,.hero-cta .btn-ghost-cta{width:100%;justify-content:center;}
  .status-badge{display:none;}
  .page-hero{padding:36px 0 44px;}
  .hero-media img{aspect-ratio:4/3;}
  .accordion-body{padding-left:24px;}
  .form-card{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  /* timeline to single column */
  .timeline::before{left:27px;transform:none;}
  .tl-item{grid-template-columns:56px minmax(0,1fr);gap:14px;align-items:start;}
  .tl-node{grid-column:1;grid-row:1;justify-self:start;width:54px;height:54px;font-size:16px;}
  .tl-card{grid-column:2 !important;}
  .tl-item{margin-bottom:20px;}
}
@media (max-width:519.98px){
  .brand-text{font-size:16px;}
  .btn-cta{padding:9px 16px;font-size:13.5px;}
  .hero-copy h1{line-height:1.32;}
  .form-card{padding:20px 16px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* roulang page: category2 */
:root{
  --brand-900:#08221A;
  --brand-700:#0B3D2E;
  --brand-600:#14624A;
  --brand-400:#2E9C74;
  --accent-500:#E4572E;
  --accent-600:#C7431F;
  --gold-400:#F5C518;
  --bg-100:#F5F6F2;
  --bg-200:#EAF0EA;
  --line:#DCE3DC;
  --ink-900:#16211C;
  --ink-600:#4C5D55;
  --ink-400:#7C8B84;
  --white:#FFFFFF;
  --radius-pill:999px;
  --radius-card:14px;
  --radius-lg:22px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(11,61,46,.06);
  --shadow-2:0 10px 28px -14px rgba(11,61,46,.22);
  --shadow-3:0 -12px 30px -18px rgba(11,61,46,.30);
  --font-num:"Barlow","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-100);
  color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.92;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-600);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--accent-500)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink-900);line-height:1.32}
p{margin:0 0 1.5em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(46,156,116,.45);outline-offset:2px;border-radius:6px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;font-weight:700}
.shell{width:100%;max-width:1320px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.bg-100{background:var(--bg-100)}
.bg-200{background:var(--bg-200)}
.bg-white{background:var(--white)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);
  padding-left:16px;
  border-left:4px solid var(--brand-600);
  margin-bottom:16px;
}
.section-head p{color:var(--ink-600);margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--brand-600);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent-500);border-radius:2px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:var(--brand-900);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow .22s ease,background .22s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(0,0,0,.7)}
.header-inner{display:flex;align-items:center;gap:28px;min-height:68px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{width:40px;height:40px;border-radius:12px;overflow:hidden;display:block;box-shadow:0 0 0 1px rgba(255,255,255,.14)}
.brand-mark img{width:100%;height:100%;object-fit:cover}
.brand-text{font-size:19px;font-weight:700;color:#fff;letter-spacing:.01em;white-space:nowrap}
.brand-accent{color:var(--gold-400)}
.nav-links{display:flex;align-items:center;gap:24px;margin-left:8px;flex:1 1 auto}
.nav-links .nav-link{
  position:relative;
  padding:10px 2px;
  font-size:15.5px;
  color:rgba(255,255,255,.78);
  background:transparent;
  border:0;
  white-space:nowrap;
  transition:color .22s ease;
}
.nav-links .nav-link::after{
  content:"";position:absolute;left:0;bottom:2px;height:3px;width:0;
  border-radius:3px;background:var(--accent-500);transition:width .24s ease;
}
.nav-links .nav-link:hover{color:var(--gold-400)}
.nav-links .nav-link.active{color:#fff}
.nav-links .nav-link.active::after{width:100%}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex:0 0 auto}
.status-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.9);font-size:13px;white-space:nowrap;
}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--brand-400);box-shadow:0 0 0 0 rgba(46,156,116,.7);animation:pulse 2s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(46,156,116,.65)}
  70%{box-shadow:0 0 0 10px rgba(46,156,116,0)}
  100%{box-shadow:0 0 0 0 rgba(46,156,116,0)}
}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:18px;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(255,255,255,.16)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;border:1px solid transparent;transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.btn:active{transform:translateY(1px)}
.btn-brand{
  background:var(--accent-500);color:#fff;font-weight:600;
  border-radius:var(--radius-pill);padding:12px 24px;font-size:15.5px;
  box-shadow:0 10px 24px -16px rgba(228,87,46,.9);
}
.btn-brand:hover{background:var(--accent-600);color:#fff}
.btn-outline-light-2{
  background:transparent;color:#fff;border:1px solid rgba(255,255,255,.38);
  border-radius:var(--radius-pill);padding:12px 24px;font-size:15.5px;font-weight:600;
}
.btn-outline-light-2:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7)}
.btn-ghost{
  background:transparent;color:var(--brand-700);border:1.5px solid var(--brand-700);
  border-radius:var(--radius-pill);padding:12px 24px;font-size:15.5px;font-weight:600;
}
.btn-ghost:hover{background:var(--brand-700);color:#fff}
.btn-sm-pill{padding:9px 18px;font-size:14.5px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--brand-600)}
.link-arrow i{transition:transform .22s ease}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background:var(--brand-900) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding:96px 0 84px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,34,26,.95) 0%,rgba(8,34,26,.86) 46%,rgba(8,34,26,.58) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:repeating-linear-gradient(-8deg,rgba(255,255,255,.05) 0 1px,transparent 1px 13px);
}
.page-hero .shell{position:relative;z-index:2}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.62);margin-bottom:22px}
.breadcrumb-line a{color:rgba(255,255,255,.78)}
.breadcrumb-line a:hover{color:var(--gold-400)}
.breadcrumb-line .sep{opacity:.5}
.breadcrumb-line .current{color:rgba(255,255,255,.56)}
.page-hero h1{color:#fff;font-size:clamp(28px,4.2vw,46px);line-height:1.25;letter-spacing:-.01em;max-width:880px;margin-bottom:20px}
.page-hero .lede{font-size:18px;color:rgba(255,255,255,.86);max-width:640px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  font-size:13.5px;color:rgba(255,255,255,.9);
}
.hero-tags i{color:var(--gold-400)}

/* ---------- stat cards ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-1);transition:transform .24s ease,box-shadow .24s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.stat-icon{width:28px;height:28px;color:var(--brand-600);font-size:22px;margin-bottom:16px}
.stat-value{display:flex;align-items:baseline;gap:6px;color:var(--brand-700)}
.stat-value b{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:clamp(30px,3.4vw,44px);font-weight:700;line-height:1}
.stat-value .stat-unit{font-size:14px;font-weight:600;color:var(--brand-600)}
.stat-label{font-size:15px;font-weight:600;margin-top:12px;color:var(--ink-900)}
.stat-note{font-size:13px;color:var(--ink-400);margin-top:6px;line-height:1.7}

/* ---------- feature rows ---------- */
.feature-list{display:flex;flex-direction:column;gap:56px}
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.feature-row.reverse .feature-media{order:2}
.feature-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2);background:var(--bg-200)}
.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.feature-row:hover .feature-media img{transform:scale(1.03)}
.feature-media .media-tag{
  position:absolute;left:18px;bottom:18px;
  background:rgba(8,34,26,.86);color:#fff;
  border-radius:var(--radius-pill);padding:7px 16px;font-size:13px;
  display:inline-flex;align-items:center;gap:8px;
}
.feature-media .media-tag i{color:var(--gold-400)}
.feature-body .step-no{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:13px;letter-spacing:.14em;color:var(--ink-400);display:block;margin-bottom:10px;
}
.feature-body h3{font-size:21px;margin-bottom:14px}
.feature-body p{color:var(--ink-600);margin-bottom:20px}
.param-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.param-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:var(--radius-pill);
  background:var(--bg-200);border:1px solid var(--line);
  font-size:13px;color:var(--brand-700);font-weight:500;
}
.param-tag i{color:var(--brand-400)}

/* ---------- facility grid ---------- */
.facility-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.facility-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px;position:relative;overflow:hidden;
  transition:transform .24s ease,box-shadow .24s ease;
}
.facility-card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:var(--brand-600);transition:width .28s ease;
}
.facility-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.facility-card:hover::before{width:100%}
.facility-card .f-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--bg-200);color:var(--brand-700);font-size:18px;margin-bottom:18px;
}
.facility-card h3{font-size:18px;margin-bottom:10px}
.facility-card p{font-size:14.5px;color:var(--ink-600);margin-bottom:16px;line-height:1.85}
.facility-meta{
  display:flex;flex-wrap:wrap;gap:8px;font-size:12.5px;color:var(--ink-400);
  border-top:1px solid var(--line);padding-top:14px;
}
.facility-meta span{display:inline-flex;align-items:center;gap:6px}
.facility-meta .num{color:var(--brand-700);font-size:13px}

/* ---------- info panels ---------- */
.info-panels{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.info-panel{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-1);
}
.info-panel h3{font-size:19px;margin-bottom:22px;padding-left:14px;border-left:4px solid var(--accent-500)}
.time-list li{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink-600);
}
.time-list li:last-child{border-bottom:0;padding-bottom:0}
.time-list .num{color:var(--brand-700);font-size:15.5px}
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:10px 0;font-size:15px;color:var(--ink-600)}
.check-list i{color:var(--brand-400);margin-top:6px}

/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.6fr;gap:48px;align-items:start}
.faq-side{background:var(--brand-900);color:#fff;border-radius:var(--radius-lg);padding:36px 32px;position:sticky;top:96px}
.faq-side h3{color:#fff;font-size:20px;margin-bottom:14px}
.faq-side p{color:rgba(255,255,255,.72);font-size:14.5px;margin-bottom:24px}
.faq-side .side-line{display:flex;align-items:center;gap:12px;font-size:14.5px;color:rgba(255,255,255,.86);padding:10px 0;border-top:1px solid rgba(255,255,255,.1)}
.faq-side .side-line .num{color:var(--gold-400)}
.accordion-item{
  background:var(--white);border:1px solid var(--line)!important;
  border-radius:var(--radius-card)!important;margin-bottom:16px;overflow:hidden;
}
.accordion-button{
  display:flex;align-items:center;gap:16px;width:100%;
  background:var(--white)!important;color:var(--ink-900)!important;
  font-size:16.5px;font-weight:600;padding:20px 22px;box-shadow:none!important;
  border:0;text-align:left;
}
.accordion-button::after{display:none}
.accordion-button:not(.collapsed){color:var(--brand-700)!important}
.faq-index{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:13px;color:var(--accent-500);flex:0 0 auto}
.faq-plus{margin-left:auto;color:var(--accent-500);font-size:14px;transition:transform .28s ease;flex:0 0 auto}
.accordion-button:not(.collapsed) .faq-plus{transform:rotate(45deg)}
.accordion-body{
  padding:0 22px 24px 58px;color:var(--ink-600);font-size:15.5px;line-height:1.95;
}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand-900);color:#fff;
  border-radius:var(--radius-lg);padding:56px 48px;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,156,116,.42) 0%,rgba(46,156,116,0) 70%);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:36px;align-items:center;justify-content:space-between}
.cta-copy{max-width:620px}
.cta-copy h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:14px}
.cta-copy p{color:rgba(255,255,255,.76);margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-points{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px}
.cta-points span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.82)}
.cta-points i{color:var(--gold-400)}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding-top:64px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-desc{font-size:14px;color:rgba(255,255,255,.6);margin:0;max-width:280px;line-height:1.8}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:20px;font-weight:600}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{color:rgba(255,255,255,.72);font-size:14.5px}
.footer-col ul li a:hover{color:var(--gold-400)}
.footer-contact ul li{display:flex;align-items:center;gap:12px;font-size:14.5px;color:rgba(255,255,255,.72)}
.footer-contact i{color:var(--brand-400);width:16px;text-align:center}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:22px 0;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:var(--gold-400)}

/* ---------- offcanvas ---------- */
.mobile-drawer{background:var(--brand-900);color:#fff;width:320px}
.mobile-drawer .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.1);padding:20px 22px}
.mobile-drawer .btn-close{filter:invert(1) grayscale(1);opacity:.8}
.mobile-drawer .offcanvas-body{padding:18px 22px 28px;display:flex;flex-direction:column}
.drawer-link{
  display:block;padding:14px 2px;font-size:17px;line-height:2.1;color:rgba(255,255,255,.82);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer-link:hover{color:var(--gold-400)}
.drawer-link.active{color:#fff;font-weight:600}
.drawer-link.active::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent-500);margin-right:10px;vertical-align:middle}
.drawer-cta{margin-top:26px}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .section{padding:72px 0}
  .stat-grid{grid-template-columns:repeat(4,1fr);gap:18px}
  .facility-grid{grid-template-columns:repeat(2,1fr)}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .faq-side{position:static}
}
@media (max-width:991.98px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn-brand{display:none}
  .header-inner{gap:16px;min-height:64px}
  .section{padding:64px 0}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .feature-row{grid-template-columns:1fr;gap:26px}
  .feature-row.reverse .feature-media{order:0}
  .info-panels{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:44px 34px}
}
@media (max-width:767.98px){
  body{font-size:15.5px}
  .shell{padding:0 18px}
  .page-hero{padding:64px 0 56px}
  .page-hero .lede{font-size:16px}
  .section{padding:48px 0}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-card{padding:22px 20px}
  .facility-grid{grid-template-columns:1fr}
  .cta-band{padding:36px 24px;border-radius:var(--radius-card)}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .accordion-body{padding:0 20px 22px 20px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .footer-bottom{justify-content:flex-start}
}
@media (max-width:519.98px){
  .page-hero h1{font-size:26px}
  .stat-grid{gap:12px}
  .stat-value b{font-size:28px}
  .feature-body h3{font-size:19px}
  .info-panel{padding:24px 20px}
  .hero-tags span{font-size:12.5px;padding:6px 12px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root{
  --brand-900:#08221A;
  --brand-700:#0B3D2E;
  --brand-600:#14624A;
  --brand-400:#2E9C74;
  --accent-500:#E4572E;
  --accent-600:#C7431F;
  --gold-400:#F5C518;
  --bg-100:#F5F6F2;
  --bg-200:#EAF0EA;
  --line:#DCE3DC;
  --ink-900:#16211C;
  --ink-600:#4C5D55;
  --ink-400:#7C8B84;
  --white:#FFFFFF;
  --shadow-1:0 1px 2px rgba(11,61,46,.06);
  --shadow-2:0 10px 28px -14px rgba(11,61,46,.22);
  --radius-card:14px;
  --radius-lg:22px;
  --radius-pill:999px;
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"Barlow","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  color:var(--ink-900);
  background:var(--bg-100);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:inherit;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-500);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding-left:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(46,156,116,.55);outline-offset:2px;}
.num,.tabular{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.01em;}

.shell{width:100%;max-width:1320px;margin:0 auto;padding:0 24px;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:rgba(8,34,26,.88);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .22s ease,box-shadow .22s ease;
}
.site-header.is-scrolled{
  background:var(--brand-900);
  box-shadow:0 8px 24px -18px rgba(0,0,0,.75);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:68px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;overflow:hidden;
  background:var(--brand-600);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);
}
.brand-mark img{width:100%;height:100%;object-fit:cover;opacity:.92;}
.brand-text{
  font-size:19px;font-weight:700;color:#fff;letter-spacing:.01em;white-space:nowrap;
}
.brand-accent{color:var(--gold-400);}

.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:9px 12px;
  font-size:15px;
  color:rgba(255,255,255,.82);
  border-radius:10px;
  white-space:nowrap;
}
.nav-link:hover{color:var(--gold-400);background:rgba(255,255,255,.06);}
.nav-link.active{color:#fff;font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
  background:var(--accent-500);border-radius:2px;
}

.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.status-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:var(--radius-pill);
  font-size:13px;color:#DFF3E8;
  background:rgba(46,156,116,.18);
  border:1px solid rgba(46,156,116,.42);
  white-space:nowrap;
}
.dot{
  width:7px;height:7px;border-radius:50%;background:var(--brand-400);
  box-shadow:0 0 0 0 rgba(46,156,116,.7);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(46,156,116,.65);}
  70%{box-shadow:0 0 0 9px rgba(46,156,116,0);}
  100%{box-shadow:0 0 0 0 rgba(46,156,116,0);}
}
.chip-count{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:var(--radius-pill);
  font-size:13px;color:#FFE9C9;
  background:rgba(228,87,46,.16);
  border:1px solid rgba(228,87,46,.4);
  white-space:nowrap;
}
.chip-count b{color:var(--gold-400);}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 22px;
  border-radius:var(--radius-pill);
  background:var(--accent-500);
  color:#fff;font-weight:600;font-size:15px;
  border:1px solid var(--accent-500);
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-cta:hover{background:var(--accent-600);border-color:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px -14px rgba(228,87,46,.9);}
.btn-cta:active{transform:translateY(0);}

.nav-toggle{
  display:none;
  width:44px;height:44px;align-items:center;justify-content:center;
  border-radius:12px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.06);color:#fff;font-size:18px;
}
.nav-toggle:hover{background:rgba(255,255,255,.14);}

/* 抽屉 */
.drawer{background:var(--brand-900);color:#fff;width:320px;}
.drawer .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.1);padding:18px 22px;}
.drawer .offcanvas-title{font-size:17px;font-weight:700;color:#fff;}
.drawer .btn-close{filter:invert(1) grayscale(1) brightness(1.8);opacity:.8;}
.drawer-body{padding:14px 22px 120px;}
.drawer-nav a{
  display:block;font-size:17px;line-height:2.4;color:rgba(255,255,255,.86);
  border-bottom:1px solid rgba(255,255,255,.07);
}
.drawer-nav a:hover{color:var(--gold-400);}
.drawer-nav a.active{color:#fff;font-weight:600;box-shadow:inset 3px 0 0 var(--accent-500);padding-left:12px;}
.drawer-foot{
  position:absolute;left:0;right:0;bottom:0;padding:18px 22px;
  background:rgba(255,255,255,.04);border-top:1px solid rgba(255,255,255,.1);
}
.drawer-foot .btn-cta{width:100%;justify-content:center;}
.drawer-meta{margin-top:12px;font-size:13px;color:rgba(255,255,255,.6);line-height:1.8;}

/* ============ 页头 Hero ============ */
.page-hero{
  position:relative;
  color:#fff;
  padding:64px 0 56px;
  background-image:
    linear-gradient(105deg,rgba(8,34,26,.94) 0%,rgba(11,61,46,.82) 52%,rgba(8,34,26,.62) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(-8deg,rgba(255,255,255,.06) 0 1px,transparent 1px 14px);
  opacity:.5;
}
.page-hero .shell{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.68);margin-bottom:18px;flex-wrap:wrap;}
.crumb a{color:rgba(255,255,255,.8);}
.crumb a:hover{color:var(--gold-400);}
.crumb span.sep{color:rgba(255,255,255,.4);}
.crumb .current{color:rgba(255,255,255,.95);}
.page-hero h1{
  font-size:clamp(28px,4.2vw,44px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:-.01em;
  max-width:880px;
}
.page-hero .sub{
  margin-top:16px;
  font-size:clamp(16px,1.6vw,18px);
  color:rgba(255,255,255,.86);
  max-width:720px;
  line-height:1.85;
}
.hero-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:26px;font-size:14px;color:rgba(255,255,255,.78);
}
.hero-meta .item{display:inline-flex;align-items:center;gap:8px;}
.hero-meta .item i{color:var(--brand-400);}
.hero-meta .divider{width:1px;height:16px;background:rgba(255,255,255,.24);}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  margin-top:22px;padding:8px 16px;border-radius:var(--radius-pill);
  background:rgba(245,197,24,.14);border:1px solid rgba(245,197,24,.42);
  color:#FFE9A8;font-size:13px;
}

/* ============ 通用区块 ============ */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section.bg-white{background:var(--white);}
.section.bg-soft{background:var(--bg-200);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{
  position:relative;
  font-size:clamp(22px,2.6vw,32px);
  font-weight:700;line-height:1.3;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.24em;width:4px;height:20px;border-radius:2px;background:var(--brand-600);
}
.section-head p{margin-top:14px;color:var(--ink-600);font-size:16px;line-height:1.9;}

/* ============ 自查三件事 ============ */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.check-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px 26px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.check-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#C9D8CD;}
.check-card .idx{
  font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--ink-400);letter-spacing:.12em;
}
.check-card h3{margin-top:12px;font-size:19px;font-weight:600;line-height:1.4;}
.check-card p{margin-top:12px;color:var(--ink-600);font-size:15.5px;line-height:1.9;}
.check-card .hint{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;
  font-size:14px;color:var(--brand-600);
}
.check-card .hint i{font-size:12px;}

/* ============ 问答主区 ============ */
.qa-layout{display:grid;grid-template-columns:272px minmax(0,1fr);gap:36px;align-items:start;}
.anchor-nav{
  position:sticky;top:96px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:20px 16px 16px;
  box-shadow:var(--shadow-1);
}
.anchor-nav .anchor-title{
  font-size:13px;font-weight:700;color:var(--ink-400);letter-spacing:.1em;
  padding:0 12px 12px;border-bottom:1px solid var(--line);margin-bottom:10px;
  font-family:var(--font-num);
}
.anchor-nav a{
  display:flex;align-items:center;gap:10px;
  padding:11px 12px;border-radius:10px;
  font-size:15px;color:var(--ink-600);
  transition:background .2s ease,color .2s ease,padding-left .2s ease;
}
.anchor-nav a i{font-size:12px;color:var(--brand-400);}
.anchor-nav a:hover{background:var(--bg-200);color:var(--brand-700);padding-left:16px;}
.anchor-nav a.is-active{background:var(--bg-200);color:var(--brand-700);font-weight:600;}
.anchor-nav .anchor-foot{
  margin-top:14px;padding:14px 12px 4px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-400);line-height:1.85;
}

.faq-group{margin-bottom:44px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group > h3{
  display:flex;align-items:center;gap:12px;
  font-size:20px;font-weight:600;line-height:1.4;margin-bottom:18px;
}
.faq-group > h3 .g-tag{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:26px;padding:0 10px;border-radius:var(--radius-pill);
  background:var(--bg-200);color:var(--brand-700);
  font-family:var(--font-num);font-size:12.5px;font-weight:700;letter-spacing:.06em;
}

.accordion-item{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.accordion-item:last-child{margin-bottom:0;}
.accordion .accordion-button{
  position:relative;
  display:flex;align-items:center;gap:14px;
  width:100%;
  padding:18px 58px 18px 22px;
  font-size:17px;font-weight:600;line-height:1.6;
  color:var(--ink-900);
  background:var(--white);
  border:0;border-radius:0;
  box-shadow:none;
  text-align:left;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease;
}
.accordion .accordion-button:not(.collapsed){
  color:var(--brand-700);
  background:#FBFCFA;
  box-shadow:inset 3px 0 0 var(--accent-500);
}
.accordion .accordion-button:hover{background:#F7FAF7;}
.accordion .accordion-button:focus{box-shadow:inset 3px 0 0 var(--accent-500),0 0 0 3px rgba(20,98,74,.16);}
.accordion .accordion-button .q-num{
  font-family:var(--font-num);font-size:13px;font-weight:700;
  color:var(--accent-500);letter-spacing:.06em;flex:0 0 auto;
}
.accordion .accordion-button::after{
  content:"";
  position:absolute;right:22px;top:50%;
  width:18px;height:18px;
  margin:0;
  transform:translateY(-50%);
  background-color:transparent;
  background-image:linear-gradient(var(--brand-600),var(--brand-600)),linear-gradient(var(--brand-600),var(--brand-600));
  background-size:16px 2px,2px 16px;
  background-position:center center;
  background-repeat:no-repeat;
  border-radius:2px;
  transition:transform .25s ease,background-image .25s ease;
}
.accordion .accordion-button:not(.collapsed)::after{
  background-image:linear-gradient(var(--accent-500),var(--accent-500)),linear-gradient(var(--accent-500),var(--accent-500));
  transform:translateY(-50%) rotate(45deg);
}
.accordion .accordion-body{
  padding:2px 26px 24px 58px;
  color:var(--ink-600);
  font-size:16px;
  line-height:1.9;
}
.accordion .accordion-body p + p{margin-top:14px;}
.accordion .accordion-body ul{margin-top:12px;}
.accordion .accordion-body li{
  position:relative;padding-left:18px;margin-bottom:8px;line-height:1.9;
}
.accordion .accordion-body li::before{
  content:"";position:absolute;left:0;top:.78em;width:6px;height:6px;border-radius:50%;background:var(--brand-400);
}
.accordion .accordion-body strong{color:var(--brand-700);}

/* ============ 状态速览 ============ */
.status-panel{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:36px;align-items:center;
}
.status-figure{
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-2);
  background:var(--bg-200);
}
.status-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.status-list{display:grid;gap:16px;}
.status-item{
  display:grid;grid-template-columns:52px minmax(0,1fr);
  gap:16px;align-items:start;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:20px 22px;
  box-shadow:var(--shadow-1);
  transition:border-color .2s ease,transform .2s ease;
}
.status-item:hover{border-color:#C9D8CD;transform:translateY(-2px);}
.status-item .fig{
  font-family:var(--font-num);font-size:22px;font-weight:700;color:var(--brand-700);line-height:1.2;
}
.status-item .fig small{display:block;font-size:12px;color:var(--ink-400);font-weight:600;letter-spacing:.04em;margin-top:4px;}
.status-item h3{font-size:17px;font-weight:600;line-height:1.5;}
.status-item p{margin-top:8px;font-size:15px;color:var(--ink-600);line-height:1.85;}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  color:#fff;
  background:
    linear-gradient(100deg,rgba(8,34,26,.96),rgba(11,61,46,.9)),
    url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  border-radius:var(--radius-lg);
  padding:52px 48px;
  overflow:hidden;
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:28px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.35;}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.82);font-size:16px;line-height:1.9;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 24px;border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.5);
  color:#fff;font-weight:600;font-size:15px;
  transition:background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-900);
  color:rgba(255,255,255,.78);
  padding:64px 0 0;
  margin-top:0;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:38px;height:38px;border-radius:11px;}
.footer-brand .brand-text{font-size:17px;color:#fff;}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:300px;}
.footer-col h4{
  font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.02em;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14.5px;}
.footer-col a:hover{color:var(--gold-400);}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:rgba(255,255,255,.72);}
.footer-contact i{color:var(--brand-400);width:16px;text-align:center;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0 28px;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:var(--gold-400);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .qa-layout{grid-template-columns:1fr;gap:28px;}
  .anchor-nav{position:static;padding:16px;}
  .anchor-nav .anchor-title{margin-bottom:8px;}
  .anchor-nav .anchor-list{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;}
  .anchor-nav .anchor-list a{white-space:nowrap;border:1px solid var(--line);padding:9px 14px;}
  .anchor-nav .anchor-list a:hover,.anchor-nav .anchor-list a.is-active{padding-left:14px;}
  .anchor-nav .anchor-foot{display:none;}
  .status-panel{grid-template-columns:1fr;gap:28px;}
  .cta-band{grid-template-columns:1fr;padding:44px 36px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-cta{display:none;}
  .chip-count{display:none;}
  .section{padding:64px 0;}
  .section.tight{padding:52px 0;}
  .check-grid{grid-template-columns:1fr 1fr;gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .page-hero{padding:48px 0 44px;}
}
@media (max-width:767.98px){
  .shell{padding:0 18px;}
  .header-inner{min-height:62px;gap:12px;}
  .brand-text{font-size:16.5px;}
  .brand-mark{width:36px;height:36px;border-radius:10px;}
  .status-badge{display:none;}
  .section{padding:48px 0;}
  .section.tight{padding:42px 0;}
  .check-grid{grid-template-columns:1fr;gap:16px;}
  .check-card{padding:22px 20px;}
  .section-head{margin-bottom:28px;}
  .section-head h2{padding-left:14px;font-size:22px;}
  .accordion .accordion-button{font-size:16px;padding:16px 50px 16px 18px;gap:10px;line-height:1.65;}
  .accordion .accordion-body{padding:2px 18px 20px 18px;font-size:15.5px;}
  .accordion .accordion-button::after{right:18px;}
  .faq-group > h3{font-size:18px;}
  .status-item{grid-template-columns:44px minmax(0,1fr);padding:18px;}
  .cta-band{padding:34px 22px;border-radius:18px;}
  .cta-actions{display:grid;gap:12px;}
  .btn-cta,.btn-ghost{width:100%;justify-content:center;min-height:46px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --brand-900:#08221A;
  --brand-700:#0B3D2E;
  --brand-600:#14624A;
  --brand-400:#2E9C74;
  --accent-500:#E4572E;
  --accent-600:#C7431F;
  --gold-400:#F5C518;
  --bg-100:#F5F6F2;
  --bg-200:#EAF0EA;
  --line:#DCE3DC;
  --ink-900:#16211C;
  --ink-600:#4C5D55;
  --ink-400:#7C8B84;
  --white:#FFFFFF;
  --radius-card:14px;
  --radius-pill:999px;
  --radius-box:10px;
  --radius-hero:22px;
  --shadow-1:0 1px 2px rgba(11,61,46,.06);
  --shadow-2:0 10px 28px -14px rgba(11,61,46,.22);
  --shadow-3:0 -12px 34px -18px rgba(8,34,26,.45);
  --shell:1320px;
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Barlow","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  color:var(--ink-900);
  background:var(--bg-100);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-500);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(46,156,116,.55);outline-offset:2px;border-radius:6px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px;}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:var(--brand-900);
  transition:box-shadow .22s ease,background-color .22s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(8,34,26,.9);}
.header-inner{
  min-height:68px;display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;overflow:hidden;flex:0 0 auto;
  background:var(--brand-600);display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.14);
}
.brand-mark img{width:100%;height:100%;object-fit:cover;}
.brand-text{
  color:#fff;font-weight:700;font-size:19px;letter-spacing:.01em;line-height:1.2;white-space:nowrap;
}
.brand-accent{color:var(--gold-400);}
.nav-links{display:flex;align-items:center;gap:6px;flex:1 1 auto;}
.nav-link{
  position:relative;color:rgba(255,255,255,.82);font-size:15px;
  padding:10px 12px;border-radius:var(--radius-pill);line-height:1.4;
  transition:color .2s ease,background-color .2s ease;
}
.nav-link:hover{color:var(--gold-400);background:rgba(255,255,255,.06);}
.nav-link.active{color:#fff;font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
  border-radius:3px;background:var(--accent-500);
}
.header-side{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;color:#DCEFE4;background:rgba(46,156,116,.18);
  border:1px solid rgba(46,156,116,.45);border-radius:var(--radius-pill);
  padding:6px 12px;white-space:nowrap;
}
.status-badge .dot{
  width:8px;height:8px;border-radius:50%;background:var(--brand-400);
  box-shadow:0 0 0 0 rgba(46,156,116,.7);animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(46,156,116,.65);}
  70%{box-shadow:0 0 0 9px rgba(46,156,116,0);}
  100%{box-shadow:0 0 0 0 rgba(46,156,116,0);}
}
.count-badge{
  font-size:13px;color:#E9F3EC;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-pill);
  padding:6px 12px;white-space:nowrap;
}
.count-badge .num{color:var(--gold-400);}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;
  background:var(--accent-500);color:#fff;font-weight:600;font-size:15px;
  padding:10px 22px;border-radius:var(--radius-pill);border:1px solid var(--accent-500);
  transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-cta:hover{background:var(--accent-600);border-color:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px -12px rgba(228,87,46,.85);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#fff;align-items:center;justify-content:center;
}
.offcanvas.mobile-drawer{background:var(--brand-900);color:#fff;width:302px;}
.mobile-drawer .drawer-head{
  display:flex;align-items:center;justify-content:space-between;padding:18px 20px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.mobile-drawer .drawer-brand{color:#fff;font-weight:700;font-size:18px;}
.mobile-drawer .drawer-brand span{color:var(--gold-400);}
.mobile-drawer .btn-close{filter:invert(1) grayscale(1);opacity:.8;}
.mobile-drawer .drawer-links{padding:10px 12px;display:flex;flex-direction:column;}
.mobile-drawer .drawer-links a{
  color:rgba(255,255,255,.86);font-size:17px;line-height:2.4;
  padding:4px 12px;border-radius:10px;
}
.mobile-drawer .drawer-links a:hover{background:rgba(255,255,255,.07);color:var(--gold-400);}
.mobile-drawer .drawer-links a.active{color:#fff;background:rgba(228,87,46,.18);}
.mobile-drawer .drawer-foot{padding:16px 20px 26px;}
.mobile-drawer .drawer-foot .btn-cta{width:100%;justify-content:center;}

/* ============ Buttons ============ */
.btn-solid,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:12px 28px;border-radius:var(--radius-pill);
  font-weight:600;font-size:15px;border:1px solid transparent;
  transition:all .2s ease;
}
.btn-solid{background:var(--accent-500);color:#fff;border-color:var(--accent-500);}
.btn-solid:hover{background:var(--accent-600);border-color:var(--accent-600);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px -14px rgba(228,87,46,.9);}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:rgba(11,61,46,.32);}
.btn-ghost:hover{background:var(--brand-700);color:#fff;border-color:var(--brand-700);}
.btn-light-solid{background:var(--white);color:var(--brand-700);border-color:var(--white);}
.btn-light-solid:hover{background:var(--gold-400);border-color:var(--gold-400);color:var(--brand-900);}

/* ============ Page head / hero ============ */
.page-head{
  position:relative;overflow:hidden;color:#fff;
  background-image:linear-gradient(100deg,rgba(8,34,26,.94) 0%,rgba(11,61,46,.86) 48%,rgba(8,34,26,.62) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.07;
  background-image:repeating-linear-gradient(-8deg,rgba(255,255,255,.9) 0 1px,transparent 1px 14px);
}
.page-head .shell{position:relative;z-index:2;padding-top:44px;padding-bottom:72px;}
.breadcrumb-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.68);margin-bottom:22px;}
.breadcrumb-row a{color:rgba(255,255,255,.8);}
.breadcrumb-row a:hover{color:var(--gold-400);}
.breadcrumb-row .sep{opacity:.5;}
.breadcrumb-row .current{color:rgba(255,255,255,.6);}
.page-head h1{
  color:#fff;font-size:clamp(28px,4.2vw,46px);line-height:1.25;font-weight:700;
  max-width:880px;
}
.page-head .lead{
  margin-top:18px;font-size:17px;color:rgba(255,255,255,.86);max-width:640px;line-height:1.85;
}
.head-meta{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;
}
.pill-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;
  padding:7px 15px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#EAF3EC;
}
.pill-tag i{color:var(--gold-400);}

/* ============ Sections ============ */
.section{padding:88px 0;}
.section.alt{background:var(--bg-200);}
.section.deep{background:var(--brand-900);color:#fff;}
.section.deep h2,.section.deep h3{color:#fff;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-kicker{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.14em;
  color:var(--brand-600);text-transform:uppercase;margin-bottom:12px;
}
.section.deep .section-kicker{color:var(--gold-400);}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);line-height:1.3;position:relative;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:20px;border-radius:2px;background:var(--brand-600);
}
.section-head.center h2{padding-left:0;}
.section-head.center h2::before{display:none;}
.section.deep .section-head h2::before{background:var(--accent-500);}
.section-head p{margin-top:14px;color:var(--ink-600);font-size:15.5px;}
.section.deep .section-head p{color:rgba(255,255,255,.74);}

/* ============ Metric cards ============ */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.metric-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  position:relative;overflow:hidden;
}
.metric-card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:100%;
  background:var(--brand-600);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.metric-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(46,156,116,.4);}
.metric-card:hover::before{transform:scaleX(1);}
.metric-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(20,98,74,.1);color:var(--brand-700);font-size:18px;margin-bottom:16px;
}
.metric-value{
  font-family:var(--font-num);font-weight:700;font-size:clamp(30px,3.6vw,44px);
  line-height:1.05;color:var(--brand-700);display:flex;align-items:baseline;gap:6px;
}
.metric-value small{font-size:15px;font-weight:600;color:var(--ink-600);}
.metric-label{margin-top:10px;font-size:15px;font-weight:600;color:var(--ink-900);}
.metric-note{margin-top:6px;font-size:13.5px;color:var(--ink-400);line-height:1.7;}
.metric-card.accent .metric-value{color:var(--accent-500);}
.metric-card.accent .metric-icon{background:rgba(228,87,46,.12);color:var(--accent-600);}

/* ============ Chart ============ */
.chart-wrap{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:34px 32px;box-shadow:var(--shadow-1);
}
.chart-head{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:flex-end;margin-bottom:26px;}
.chart-legend{display:flex;gap:20px;font-size:13.5px;color:var(--ink-600);}
.chart-legend span{display:inline-flex;align-items:center;gap:8px;}
.legend-dot{width:14px;height:8px;border-radius:4px;display:inline-block;}
.legend-dot.before{background:#C8D6CE;}
.legend-dot.after{background:var(--accent-500);}
.chart-row{padding:18px 0;border-top:1px solid var(--line);}
.chart-row:first-of-type{border-top:none;}
.chart-name{font-size:15px;font-weight:600;margin-bottom:12px;display:flex;justify-content:space-between;gap:12px;}
.chart-name em{font-style:normal;font-size:13px;color:var(--ink-400);font-weight:400;}
.bar-group{display:flex;align-items:center;gap:14px;margin-bottom:9px;}
.bar-group:last-child{margin-bottom:0;}
.bar-group .bar-name{flex:0 0 62px;font-size:13px;color:var(--ink-400);}
.bar-track{flex:1 1 auto;height:14px;background:var(--bg-200);border-radius:8px;overflow:hidden;}
.bar-fill{height:100%;border-radius:8px;transition:width .8s ease;}
.bar-fill.before{background:linear-gradient(90deg,#C8D6CE,#B4C7BC);}
.bar-fill.after{background:linear-gradient(90deg,var(--brand-600),var(--accent-500));}
.bar-group .bar-val{flex:0 0 74px;text-align:right;font-size:14px;color:var(--ink-900);}

/* ============ Case cards ============ */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.case-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.case-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.case-thumb{position:relative;aspect-ratio:16/9;background:var(--bg-200);overflow:hidden;}
.case-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.case-card:hover .case-thumb img{transform:scale(1.04);}
.case-tag{
  position:absolute;left:14px;top:14px;background:rgba(8,34,26,.82);color:#fff;
  font-size:12.5px;padding:5px 12px;border-radius:var(--radius-pill);backdrop-filter:blur(2px);
}
.case-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.case-body h3{font-size:18px;line-height:1.5;margin-bottom:10px;}
.case-body p{font-size:14.5px;color:var(--ink-600);line-height:1.85;}
.case-stats{display:flex;gap:22px;margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);}
.case-stats div{display:flex;flex-direction:column;}
.case-stats .v{font-family:var(--font-num);font-weight:700;font-size:20px;color:var(--accent-500);}
.case-stats .k{font-size:12.5px;color:var(--ink-400);}
.case-link{
  margin-top:auto;padding-top:18px;font-size:14.5px;font-weight:600;color:var(--brand-600);
  display:inline-flex;align-items:center;gap:7px;
}
.case-card:hover .case-link{color:var(--accent-500);}
.case-link i{transition:transform .2s ease;}
.case-card:hover .case-link i{transform:translateX(4px);}

/* ============ Quote strip ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-card);padding:26px 24px;
}
.quote-card p{color:rgba(255,255,255,.86);font-size:15px;line-height:1.9;}
.quote-who{margin-top:18px;display:flex;align-items:center;gap:12px;}
.quote-who .avatar{
  width:38px;height:38px;border-radius:50%;background:rgba(245,197,24,.18);
  color:var(--gold-400);display:flex;align-items:center;justify-content:center;
  font-weight:700;font-family:var(--font-num);font-size:14px;border:1px solid rgba(245,197,24,.32);
}
.quote-who .who-name{font-size:14px;color:#fff;font-weight:600;}
.quote-who .who-role{font-size:12.5px;color:rgba(255,255,255,.56);}
.stars{color:var(--gold-400);font-size:12.5px;margin-bottom:12px;letter-spacing:2px;}

/* ============ Accordion ============ */
.faq-wrap{display:grid;gap:14px;}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.faq-item .accordion-button{
  display:flex;align-items:center;gap:16px;width:100%;text-align:left;
  padding:20px 22px;background:transparent;border:0;box-shadow:none;
  font-size:16.5px;font-weight:600;color:var(--ink-900);line-height:1.6;
}
.faq-item .accordion-button::after{display:none;}
.faq-item .accordion-button:not(.collapsed){color:var(--brand-700);background:rgba(20,98,74,.05);}
.faq-index{
  font-family:var(--font-num);font-weight:700;color:var(--accent-500);font-size:14px;flex:0 0 auto;
}
.faq-sign{
  margin-left:auto;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--brand-700);font-size:14px;
  transition:transform .25s ease,background-color .25s ease,color .25s ease;
}
.accordion-button:not(.collapsed) .faq-sign{transform:rotate(45deg);background:var(--brand-700);color:#fff;border-color:var(--brand-700);}
.faq-item .accordion-body{
  padding:2px 22px 22px 62px;font-size:15px;color:var(--ink-600);line-height:1.9;
}

/* ============ CTA panel ============ */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-hero);
  background-image:linear-gradient(102deg,rgba(8,34,26,.95),rgba(11,61,46,.86)),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  padding:52px 48px;color:#fff;display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between;
}
.cta-panel h2{color:#fff;font-size:clamp(21px,2.4vw,29px);line-height:1.35;max-width:640px;}
.cta-panel p{margin-top:12px;color:rgba(255,255,255,.8);font-size:15.5px;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ Footer ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding:64px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:44px;border-top:1px solid rgba(255,255,255,.08);
  padding-top:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:10px;}
.footer-brand .brand-text{font-size:18px;}
.footer-desc{font-size:14px;color:rgba(255,255,255,.62);line-height:1.8;max-width:280px;}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul li{font-size:14px;color:rgba(255,255,255,.7);}
.footer-col ul li a{color:rgba(255,255,255,.72);font-size:14px;}
.footer-col ul li a:hover{color:var(--gold-400);}
.footer-contact ul li{display:flex;align-items:center;gap:10px;}
.footer-contact ul li i{color:var(--brand-400);width:16px;text-align:center;}
.footer-contact .num{color:#fff;letter-spacing:.02em;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.52);
}
.footer-bottom a{color:rgba(255,255,255,.6);}
.footer-bottom a:hover{color:var(--gold-400);}

/* ============ Responsive ============ */
@media (max-width:1199px){
  .metric-grid{gap:20px;}
  .chart-wrap{padding:28px 24px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
  .footer-grid > div:last-child{grid-column:1 / -1;}
  .footer-desc{max-width:none;}
}
@media (max-width:991px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .count-badge{display:none;}
  .section{padding:64px 0;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .case-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .cta-panel{padding:38px 28px;}
  .page-head .shell{padding-top:34px;padding-bottom:56px;}
}
@media (max-width:767px){
  .shell{padding:0 18px;}
  .section{padding:48px 0;}
  .status-badge{display:none;}
  .brand-text{font-size:17px;}
  .page-head h1{font-size:26px;}
  .page-head .lead{font-size:15.5px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .metric-card{padding:20px 18px;}
  .case-grid{grid-template-columns:1fr;gap:18px;}
  .chart-wrap{padding:22px 18px;}
  .bar-group{flex-wrap:wrap;gap:8px;}
  .bar-group .bar-name{flex:0 0 52px;}
  .bar-group .bar-val{flex:0 0 100%;text-align:left;padding-left:66px;}
  .faq-item .accordion-body{padding-left:22px;}
  .faq-item .accordion-button{font-size:15.5px;padding:17px 18px;}
  .cta-panel{padding:30px 22px;border-radius:16px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-solid,.cta-actions .btn-light-solid{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-top:34px;}
  .page-head .shell{padding-bottom:44px;}
  .head-meta{gap:10px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* roulang page: category5 */
:root{
  --brand-900:#08221A;
  --brand-700:#0B3D2E;
  --brand-600:#14624A;
  --brand-400:#2E9C74;
  --accent-500:#E4572E;
  --accent-600:#C7431F;
  --gold-400:#F5C518;
  --bg-100:#F5F6F2;
  --bg-200:#EAF0EA;
  --line:#DCE3DC;
  --ink-900:#16211C;
  --ink-600:#4C5D55;
  --ink-400:#7C8B84;
  --white:#FFFFFF;
  --radius-card:14px;
  --radius-lg:22px;
  --radius-input:10px;
  --shadow-sm:0 1px 2px rgba(11,61,46,.06);
  --shadow-lg:0 10px 28px -14px rgba(11,61,46,.22);
  --shadow-float:-12px 0 30px -12px rgba(11,61,46,.28);
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"Barlow","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  color:var(--ink-900);
  background:var(--bg-100);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-500);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink-900);letter-spacing:-.01em;}
p{margin:0 0 1.5em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;}
.shell{width:100%;max-width:1320px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section.alt{background:var(--bg-200);}
.section.dark{background:var(--brand-900);color:#fff;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-title{font-size:clamp(22px,2.6vw,32px);line-height:1.3;position:relative;padding-left:16px;}
.section-title::before{content:"";position:absolute;left:0;top:.14em;width:4px;height:20px;border-radius:2px;background:var(--brand-600);}
.section-head.center .section-title{padding-left:0;}
.section-head.center .section-title::before{display:none;}
.section-sub{margin-top:14px;color:var(--ink-600);font-size:16px;}
.section-head.center .section-sub{margin-left:auto;margin-right:auto;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:linear-gradient(180deg,rgba(8,34,26,.9) 0%,rgba(8,34,26,.35) 70%,rgba(8,34,26,0) 100%);
  transition:background .22s ease,box-shadow .22s ease;
}
.site-header.is-scrolled{
  background:var(--brand-900);
  box-shadow:0 8px 24px -18px rgba(0,0,0,.75);
}
.header-inner{display:flex;align-items:center;gap:20px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;overflow:hidden;flex:0 0 auto;
  background:var(--brand-700);box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);
}
.brand-mark img{width:100%;height:100%;object-fit:cover;}
.brand-text{color:#fff;font-size:19px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.brand-accent{color:var(--gold-400);}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center;}
.nav-link{
  position:relative;display:inline-block;padding:9px 11px;border-radius:8px;
  font-size:15px;color:rgba(255,255,255,.82);white-space:nowrap;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:11px;right:11px;bottom:2px;height:3px;border-radius:3px;
  background:var(--accent-500);transform:scaleX(0);transform-origin:center;transition:transform .22s ease;
}
.nav-link:hover,.nav-link:focus-visible{color:var(--gold-400);outline:none;}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:#fff;font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:999px;
  background:rgba(46,156,116,.18);border:1px solid rgba(46,156,116,.45);
  color:#B8F0D6;font-size:13px;white-space:nowrap;
}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--brand-400);position:relative;}
.status-dot::after{
  content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--brand-400);
  animation:pulse 2s ease-out infinite;
}
@keyframes pulse{0%{transform:scale(.7);opacity:.9;}100%{transform:scale(1.5);opacity:0;}}
.countdown-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;
  background:rgba(245,197,24,.12);border:1px solid rgba(245,197,24,.42);
  color:var(--gold-400);font-size:13px;white-space:nowrap;
}
.countdown-badge .num{letter-spacing:.04em;}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:999px;
  background:var(--accent-500);color:#fff;font-size:15px;font-weight:600;border:none;
  min-height:44px;transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-cta:hover,.btn-cta:focus-visible{background:var(--accent-600);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px -12px rgba(228,87,46,.9);outline:none;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);color:#fff;font-size:18px;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(255,255,255,.16);}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:1060;
  background:var(--brand-900);padding:26px 22px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(105%);transition:transform .28s ease;box-shadow:var(--shadow-float);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#fff;font-size:18px;}
.drawer a{
  display:block;color:rgba(255,255,255,.86);font-size:17px;line-height:2.4;padding:0 6px;border-radius:8px;
}
.drawer a.active,.drawer a:hover{color:var(--gold-400);background:rgba(255,255,255,.06);}
.drawer .btn-cta{margin-top:auto;justify-content:center;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,34,26,.55);z-index:1050;opacity:0;visibility:hidden;transition:opacity .28s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;padding:140px 0 76px;overflow:hidden;background:var(--brand-900);color:#fff;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.34;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(8,34,26,.95) 0%,rgba(11,61,46,.78) 55%,rgba(8,34,26,.86) 100%);
}
.hero-inner{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.62);margin-bottom:20px;}
.crumbs a{color:rgba(255,255,255,.78);}
.crumbs a:hover{color:var(--gold-400);}
.crumbs .sep{color:rgba(255,255,255,.34);}
.crumbs .current{color:rgba(255,255,255,.92);}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(245,197,24,.14);border:1px solid rgba(245,197,24,.4);color:var(--gold-400);
  font-size:13px;margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(28px,4.2vw,46px);line-height:1.25;color:#fff;margin-bottom:18px;
}
.page-hero h1 .hl{color:var(--gold-400);}
.hero-sub{font-size:18px;color:#fff;font-weight:600;margin-bottom:10px;}
.hero-desc{color:rgba(255,255,255,.78);font-size:16px;max-width:560px;margin-bottom:28px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:999px;min-height:44px;
  border:1.5px solid rgba(255,255,255,.42);color:#fff;font-size:15px;font-weight:600;background:transparent;
  transition:border-color .2s ease,background .2s ease,color .2s ease;
}
.btn-ghost:hover,.btn-ghost:focus-visible{border-color:var(--gold-400);color:var(--gold-400);background:rgba(255,255,255,.06);outline:none;}
.hero-strips{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:14px;color:rgba(255,255,255,.8);}
.hero-strips .divider{width:1px;height:14px;background:rgba(255,255,255,.24);}
.hero-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 26px 60px -30px rgba(0,0,0,.7);}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#0f2c23;}
.hero-figure .badge-float{
  position:absolute;right:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;background:rgba(8,34,26,.86);
  border:1px solid rgba(255,255,255,.16);color:#fff;font-size:13px;
}
.hero-figure .badge-float .num{color:var(--gold-400);}

/* ---------- 步骤条 ---------- */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{
  position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step::before{
  content:"";position:absolute;top:46px;right:-24px;width:24px;height:2px;background:var(--line);
}
.step:last-child::before{display:none;}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-400);}
.step-num{
  width:40px;height:40px;border-radius:50%;background:var(--brand-700);color:#fff;
  display:flex;align-items:center;justify-content:center;font-family:var(--font-num);
  font-weight:700;font-size:15px;margin-bottom:16px;
}
.step h3{font-size:18px;margin-bottom:10px;}
.step p{font-size:14.5px;color:var(--ink-600);margin:0;line-height:1.8;}
.step-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;
  background:var(--bg-200);color:var(--brand-700);font-size:12.5px;font-weight:600;
}
.tag.gold{background:rgba(245,197,24,.2);color:#8A6A00;}
.tag.orange{background:rgba(228,87,46,.12);color:var(--accent-600);}

/* ---------- 设备卡片 ---------- */
.device-card{
  height:100%;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  position:relative;overflow:hidden;
}
.device-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--brand-600);
  transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.device-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-400);}
.device-card:hover::before{transform:scaleX(1);}
.device-icon{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--bg-200);color:var(--brand-700);font-size:19px;margin-bottom:16px;
}
.device-card h3{font-size:18px;margin-bottom:8px;}
.device-card .device-note{font-size:14.5px;color:var(--ink-600);margin-bottom:0;line-height:1.8;}
.spec-list{margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);}
.spec-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink-600);line-height:1.75;
  padding:3px 0;
}
.spec-list li i{color:var(--brand-400);font-size:12px;margin-top:8px;}
.spec-list li .num{color:var(--ink-900);}

/* ---------- 网络建议 ---------- */
.net-strip{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:30px 28px;box-shadow:var(--shadow-sm);
}
.net-item{
  display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line);
}
.net-item:last-child{border-bottom:none;padding-bottom:0;}
.net-item:first-child{padding-top:0;}
.net-item i{color:var(--accent-500);font-size:16px;margin-top:6px;}
.net-item h4{font-size:16px;margin-bottom:4px;}
.net-item p{font-size:14.5px;color:var(--ink-600);margin:0;line-height:1.8;}
.net-value{
  font-family:var(--font-num);font-weight:700;color:var(--brand-700);font-size:17px;
}

/* ---------- FAQ ---------- */
.accordion-item{
  background:var(--white);border:1px solid var(--line)!important;border-radius:var(--radius-card)!important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm);
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  background:var(--white);color:var(--ink-900);font-size:17px;font-weight:600;
  padding:20px 22px;gap:14px;box-shadow:none!important;border-radius:var(--radius-card)!important;
}
.accordion-button:not(.collapsed){background:var(--white);color:var(--brand-700);}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(20,98,74,.14)!important;}
.accordion-button .faq-idx{
  font-family:var(--font-num);font-weight:700;color:var(--accent-500);font-size:14px;flex:0 0 auto;
}
.accordion-button::after{
  background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  width:26px;height:26px;display:flex;align-items:center;justify-content:center;
  color:var(--ink-400);font-size:13px;transition:transform .25s ease,color .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--accent-500);}
.accordion-body{padding:0 22px 22px 56px;color:var(--ink-600);font-size:15px;line-height:1.9;}
.accordion-body p{margin-bottom:10px;}

/* ---------- 表单 ---------- */
.form-shell{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;
}
.form-aside h2{font-size:clamp(22px,2.6vw,32px);line-height:1.35;margin-bottom:18px;}
.form-aside p{color:var(--ink-600);}
.form-points{margin-top:22px;display:grid;gap:12px;}
.form-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink-900);}
.form-points li i{color:var(--brand-600);margin-top:7px;font-size:13px;}
.form-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-lg);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-tip{font-size:14px;color:var(--ink-400);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:8px;}
.field .req{color:var(--accent-500);margin-left:4px;}
.form-control,.form-select{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-input);
  padding:12px 14px;font-size:15px;color:var(--ink-900);background:var(--bg-100);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;line-height:1.6;
}
textarea.form-control{resize:vertical;min-height:110px;}
.form-control::placeholder{color:var(--ink-400);}
.form-control:focus,.form-select:focus{
  outline:none;background:var(--white);border-color:var(--brand-600);
  box-shadow:0 0 0 3px rgba(20,98,74,.14);
}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-600);margin-bottom:20px;}
.check-line input{width:18px;height:18px;margin-top:4px;accent-color:var(--brand-600);flex:0 0 auto;}
.btn-submit{
  width:100%;border:none;border-radius:999px;background:var(--accent-500);color:#fff;
  font-size:16px;font-weight:700;padding:14px 20px;min-height:48px;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-submit:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:0 12px 26px -14px rgba(228,87,46,.95);}
.btn-submit:focus-visible{outline:3px solid rgba(228,87,46,.35);outline-offset:2px;}
.privacy-note{font-size:12.5px;color:var(--ink-400);margin-top:14px;line-height:1.7;}
.form-alert{
  display:none;margin-bottom:18px;padding:12px 16px;border-radius:var(--radius-input);
  background:rgba(46,156,116,.12);border:1px solid rgba(46,156,116,.4);
  color:var(--brand-700);font-size:14px;font-weight:600;
}
.form-alert.show{display:block;}

/* ---------- CTA 条 ---------- */
.cta-bar{
  background:var(--brand-700);border-radius:var(--radius-lg);padding:44px 40px;color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  position:relative;overflow:hidden;
}
.cta-bar::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,197,24,.22),transparent 70%);
}
.cta-bar h2{color:#fff;font-size:clamp(20px,2.3vw,28px);margin-bottom:8px;position:relative;z-index:1;}
.cta-bar p{color:rgba(255,255,255,.8);margin:0;font-size:15px;position:relative;z-index:1;}
.cta-bar .btn-cta{position:relative;z-index:1;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding:64px 0 0;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:44px;border-top:1px solid rgba(255,255,255,.08);padding-top:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:10px;overflow:hidden;background:var(--brand-700);}
.footer-brand .brand-mark img{width:100%;height:100%;object-fit:cover;}
.footer-brand .brand-text{color:#fff;font-size:18px;font-weight:700;}
.footer-desc{font-size:14px;color:rgba(255,255,255,.62);margin:0;line-height:1.8;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:rgba(255,255,255,.7);font-size:14px;}
.footer-col ul li a:hover{color:var(--gold-400);}
.footer-contact ul li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.7);}
.footer-contact ul li i{color:var(--brand-400);width:16px;text-align:center;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:22px 0 26px;display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:12px;font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--gold-400);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-links{gap:0;}
  .nav-link{font-size:14px;padding:9px 8px;}
  .countdown-badge{display:none;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .status-badge{display:none;}
  .section{padding:64px 0;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .page-hero{padding:118px 0 60px;}
  .steps-grid{grid-template-columns:repeat(2,1fr);}
  .step::before{display:none;}
  .form-shell{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-bar{padding:34px 28px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .shell{padding:0 18px;}
  .section{padding:48px 0;}
  .page-hero{padding:104px 0 48px;}
  .hero-desc{font-size:15px;}
  .hero-btns .btn-cta,.hero-btns .btn-ghost{width:100%;justify-content:center;}
  .hero-figure img{aspect-ratio:16/11;}
  .steps-grid{grid-template-columns:1fr;}
  .accordion-body{padding:0 18px 20px 18px;}
  .form-card{padding:24px 20px;}
  .cta-bar{padding:28px 22px;border-radius:18px;}
  .cta-bar .btn-cta{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .hero-strips{gap:10px;font-size:13.5px;}
}
@media (max-width:520px){
  .page-hero h1{font-size:26px;}
  .device-card{padding:22px 18px;}
  .net-strip{padding:24px 20px;}
}