/* roulang page: index */
:root{
  --brand:#0F8A72;
  --brand-dark:#0A5C4E;
  --brand-light:#35B79A;
  --mint:#7FD4C0;
  --amber:#F0A03C;
  --amber-soft:#FDF0DC;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --ink:#16211E;
  --ink-2:#4A5A55;
  --line:#E4E7E3;
  --danger:#D94A3D;
  --grad:linear-gradient(120deg,#0F8A72 0%,#35B79A 55%,#7FD4C0 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-sm:0 2px 8px rgba(10,60,50,.06);
  --sh-md:0 12px 28px rgba(10,60,50,.08);
  --sh-lg:0 24px 56px rgba(10,60,50,.12);
  --sec:96px;
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--amber);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:var(--sec) 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--amber-soft);color:#8A5410;
  font-size:13px;letter-spacing:.02em;font-weight:600;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);}
h1{font-size:clamp(30px,4vw,48px);line-height:1.15;font-weight:700;letter-spacing:-.01em;}
h2{font-size:clamp(24px,2.6vw,30px);line-height:1.25;font-weight:700;letter-spacing:-.005em;}
h3{font-size:22px;line-height:1.35;font-weight:600;}
.lead{font-size:17px;color:var(--ink-2);line-height:1.85;}
.muted{color:var(--ink-2);}
.small{font-size:13px;letter-spacing:.02em;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:14px 28px;border-radius:var(--r-pill);
  font-size:16px;font-weight:600;white-space:nowrap;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--sh-md);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-lg);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;border:1px solid var(--brand);color:var(--brand-dark);}
.btn-ghost:hover{background:var(--amber-soft);color:var(--brand-dark);transform:translateY(-2px);}
.btn-sm{min-height:44px;padding:10px 22px;font-size:15px;}
.link-more{
  font-weight:600;color:var(--brand-dark);
  border-bottom:2px solid rgba(15,138,114,.35);
  padding-bottom:2px;transition:all .2s ease;
}
.link-more:hover{color:var(--amber);border-bottom-color:var(--amber);}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
}
.badge-green{background:rgba(15,138,114,.12);color:var(--brand-dark);}
.badge-amber{background:var(--amber-soft);color:#8A5410;}
.badge-neutral{background:#EEF0EE;color:#4A5A55;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,246,242,.92);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,background .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{background:rgba(255,255,255,.92);box-shadow:var(--sh-md);border-bottom-color:var(--line);}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:14px;background:var(--grad);
  color:#fff;font-weight:700;font-size:15px;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-sm);
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.brand-text small{display:block;font-size:12px;font-weight:500;color:var(--ink-2);letter-spacing:.04em;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;margin-right:auto;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 14px;border-radius:10px;
  font-size:15px;color:var(--ink-2);font-weight:500;
  transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;
  border-radius:3px;background:var(--grad);opacity:0;transition:opacity .2s ease;
}
.nav-link:hover{color:var(--brand-dark);background:rgba(15,138,114,.06);}
.nav-link.is-active{color:var(--brand-dark);font-weight:600;}
.nav-link.is-active::after{opacity:1;}
.nav-cta{flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.drawer{
  position:fixed;top:0;left:0;bottom:0;width:300px;max-width:84vw;z-index:90;
  background:#fff;box-shadow:var(--sh-lg);
  transform:translateX(-104%);transition:transform .28s ease;
  padding:24px 22px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,45,38,.45);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px;}
.drawer-nav{display:grid;gap:6px;margin-bottom:22px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;border-radius:12px;
  background:#F4F7F5;color:var(--ink);font-weight:600;
}
.drawer-nav a.is-active{background:var(--grad);color:#fff;}
.drawer-contact{border-top:1px solid var(--line);padding-top:18px;font-size:14px;color:var(--ink-2);}
.drawer-contact strong{display:block;color:var(--ink);font-size:15px;margin-bottom:4px;}

/* ---------- hero ---------- */
.hero{position:relative;padding:72px 0 88px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-180px;right:-120px;width:560px;height:560px;
  background:var(--grad);opacity:.16;filter:blur(90px);border-radius:50%;pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;position:relative;}
.hero h1{margin-bottom:20px;}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:18px;color:var(--ink-2);line-height:1.8;margin-bottom:28px;max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;}
.hero-points span{
  display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 14px;
  border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}
.hero-points span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-light);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/11;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sh-lg);
}
.float-badge{
  position:absolute;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sh-md);padding:12px 16px;
  display:flex;align-items:center;gap:10px;
}
.float-badge b{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--brand-dark);}
.float-badge i{font-style:normal;font-size:12px;color:var(--ink-2);display:block;line-height:1.4;}
.fb-one{left:-18px;top:32px;}
.fb-two{right:-14px;bottom:36px;}

/* ---------- metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.metric-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);}
.metric-card.wide{grid-column:span 2;}
.metric-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px;}
.metric-num{font-size:clamp(36px,4.4vw,56px);font-weight:700;line-height:1;font-variant-numeric:tabular-nums;color:var(--ink);}
.metric-num small{font-size:16px;font-weight:600;color:var(--ink-2);margin-left:4px;}
.metric-label{font-size:14px;color:var(--ink-2);margin-top:10px;}
.metric-bar{height:6px;border-radius:6px;background:#EEF0EE;overflow:hidden;margin-top:16px;}
.metric-bar i{display:block;height:100%;border-radius:6px;background:var(--grad);}
.metric-bar.gray i{background:#C9CFCB;}

/* ---------- rank scroll ---------- */
.rank-strip{display:grid;gap:16px;}
.rank-row{
  display:flex;align-items:center;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 20px;box-shadow:var(--sh-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.rank-row:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.rank-no{
  flex:0 0 auto;width:34px;height:34px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(15,138,114,.1);color:var(--brand-dark);font-weight:700;font-size:15px;
}
.rank-row.top .rank-no{background:var(--grad);color:#fff;}
.rank-name{font-weight:600;font-size:16px;min-width:132px;}
.rank-track{flex:1 1 auto;height:10px;border-radius:8px;background:#EEF0EE;overflow:hidden;min-width:80px;}
.rank-track i{display:block;height:100%;border-radius:8px;background:var(--grad);}
.rank-track.gray i{background:#C9CFCB;}
.rank-val{flex:0 0 auto;font-weight:700;font-variant-numeric:tabular-nums;color:var(--brand-dark);min-width:64px;text-align:right;}

.scroll-cards{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(258px,1fr);
  gap:18px;overflow-x:auto;padding:6px 4px 18px;
  scroll-snap-type:x mandatory;
}
.scroll-cards::-webkit-scrollbar{height:6px;}
.scroll-cards::-webkit-scrollbar-thumb{background:#D5DAD6;border-radius:6px;}
.mini-card{
  scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);}
.mini-card h3{font-size:18px;margin-bottom:10px;}
.mini-card p{font-size:14px;color:var(--ink-2);line-height:1.75;}
.mini-icon{
  width:42px;height:42px;border-radius:14px;background:var(--amber-soft);
  display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:14px;
}

/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.bento-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-sm);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);}
.bento-card.span-2{grid-column:span 2;}
.bento-card.dark{background:#0A2F29;border-color:#0A2F29;color:#EAF3F0;}
.bento-card.dark h3,.bento-card.dark .bento-index{color:#fff;}
.bento-card.dark p{color:#B9CEC8;}
.bento-index{
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand);
  margin-bottom:14px;
}
.bento-card h3{margin-bottom:10px;}
.bento-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;flex:1 1 auto;}
.bento-link{
  margin-top:18px;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand-dark);
}
.bento-card.dark .bento-link{color:var(--mint);}
.bento-link::after{content:"→";transition:transform .2s ease;}
.bento-card:hover .bento-link::after{transform:translateX(4px);}
.bento-cover{
  margin-top:18px;border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/9;
}
.bento-cover img{width:100%;height:100%;object-fit:cover;}

/* ---------- compare ---------- */
.cmp-wrap{
  display:grid;grid-template-columns:1fr 1px 1fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-sm);
}
.cmp-col{padding:32px;}
.cmp-divider{background:var(--line);}
.cmp-col h3{font-size:20px;margin-bottom:18px;display:flex;align-items:center;gap:10px;}
.cmp-col h3 span{
  width:10px;height:10px;border-radius:50%;background:#C9CFCB;display:inline-block;
}
.cmp-col.after h3 span{background:var(--grad);}
.cmp-col ul{display:grid;gap:14px;}
.cmp-col li{
  position:relative;padding-left:24px;font-size:15px;color:var(--ink-2);line-height:1.75;
}
.cmp-col li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:#D5DAD6;
}
.cmp-col.after li::before{background:var(--brand-light);}
.cmp-bars{margin-top:32px;display:grid;gap:20px;}
.cmp-row{
  display:grid;grid-template-columns:150px 1fr auto;gap:16px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 22px;box-shadow:var(--sh-sm);
}
.cmp-label{font-size:14px;font-weight:600;color:var(--ink);}
.cmp-stack{display:grid;gap:8px;}
.cmp-bar{height:12px;border-radius:8px;background:#EEF0EE;position:relative;overflow:hidden;}
.cmp-bar i{display:block;height:100%;border-radius:8px;width:var(--w,50%);}
.cmp-bar.before i{background:#C9CFCB;}
.cmp-bar.after i{background:var(--grad);}
.cmp-bar em{
  position:absolute;right:10px;top:-24px;font-style:normal;font-size:12px;color:var(--ink-2);
}

/* ---------- news ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-sm);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);}
.news-cover{display:block;aspect-ratio:16/10;overflow:hidden;background:#EEF0EE;}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s 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-body h3{
  font-size:19px;line-height:1.45;margin:12px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body h3 a{color:var(--ink);}
.news-body h3 a:hover{color:var(--brand-dark);}
.news-sum{
  font-size:14px;color:var(--ink-2);line-height:1.75;flex:1 1 auto;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}
.news-meta .arrow{color:var(--brand-dark);font-weight:600;}
.empty-state{
  text-align:center;background:#fff;border:1px dashed var(--line);
  border-radius:var(--r-lg);padding:56px 24px;box-shadow:var(--sh-sm);
}
.empty-state .empty-ico{
  width:64px;height:64px;border-radius:20px;background:var(--amber-soft);
  display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 18px;
}
.empty-state p{color:var(--ink-2);margin-bottom:18px;}

/* ---------- faq ---------- */
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);overflow:hidden;position:relative;
  transition:box-shadow .22s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad);opacity:0;transition:opacity .2s ease;
}
.faq-item.is-open::before{opacity:1;}
.faq-item.is-open{box-shadow:var(--sh-md);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-q:hover{color:var(--brand-dark);}
.faq-sign{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  background:rgba(15,138,114,.1);color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;font-size:18px;line-height:1;
  transition:transform .22s ease,background .22s ease;
}
.faq-item.is-open .faq-sign{transform:rotate(135deg);background:var(--grad);color:#fff;}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .24s ease;
}
.faq-a p{padding:0 26px 24px;font-size:15px;color:var(--ink-2);line-height:1.85;}

/* ---------- form ---------- */
.contact-card{
  display:grid;grid-template-columns:5fr 6fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-md);
}
.contact-info{background:#0A2F29;color:#EAF3F0;padding:44px 40px;}
.contact-info h2{color:#fff;margin-bottom:16px;}
.contact-info p{color:#B9CEC8;font-size:15px;line-height:1.85;margin-bottom:22px;}
.contact-list{display:grid;gap:14px;margin-bottom:26px;}
.contact-list li{position:relative;padding-left:22px;font-size:14.5px;color:#D7E6E1;}
.contact-list li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--mint);
}
.contact-form{padding:44px 40px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;
  border:1px solid var(--line);border-radius:var(--r-sm);
  background:#FCFCFB;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;background:#fff;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(15,138,114,.12);
}
.field.has-error input,.field.has-error select{border-color:var(--danger);}
.field .err{display:none;font-size:13px;color:var(--danger);margin-top:6px;}
.field.has-error .err{display:block;}
.form-success{
  display:none;text-align:center;padding:26px;border-radius:var(--r-md);
  background:rgba(15,138,114,.08);border:1px solid rgba(15,138,114,.3);
}
.form-success .ok{
  width:52px;height:52px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 14px;
}
.form-success h3{margin-bottom:8px;}
.form-success p{font-size:14.5px;color:var(--ink-2);}

/* ---------- footer ---------- */
.site-footer{
  margin-top:24px;background:#0A2F29;color:#D7E6E1;
  border-top-left-radius:32px;border-top-right-radius:32px;
  padding:64px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:18px;}
.site-footer p{font-size:14px;color:#B9CEC8;line-height:1.85;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{border-radius:12px;}
.footer-brand b{color:#fff;font-size:16px;}
.footer-links{display:grid;gap:12px;}
.footer-links a{color:#B9CEC8;font-size:14px;}
.footer-links a:hover{color:var(--mint);}
.footer-contact{display:grid;gap:12px;font-size:14px;color:#B9CEC8;}
.footer-contact strong{color:#fff;font-weight:600;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:#95B0A9;
}
.footer-bottom a{color:#95B0A9;}
.footer-bottom a:hover{color:var(--mint);}

.cta-band{
  background:var(--grad);border-radius:var(--r-lg);padding:38px 42px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  color:#fff;box-shadow:var(--sh-lg);
}
.cta-band h3{color:#fff;font-size:22px;margin-bottom:6px;}
.cta-band p{color:rgba(255,255,255,.9);font-size:15px;}
.cta-band .btn{background:#fff;color:var(--brand-dark);}
.cta-band .btn:hover{color:var(--brand-dark);}

@media (max-width:1023px){
  :root{--sec:72px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-sub{max-width:none;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .metric-card.wide{grid-column:span 2;}
  .bento{grid-template-columns:repeat(2,1fr);}
  .bento-card.span-2{grid-column:span 2;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .contact-card{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .main-nav{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .nav-wrap{gap:12px;}
  .cmp-row{grid-template-columns:1fr;gap:10px;}
  .cmp-bar em{position:static;display:block;margin-top:4px;}
}
@media (max-width:767px){
  :root{--sec:56px;}
  .container{padding:0 16px;}
  .metric-grid{grid-template-columns:1fr;}
  .metric-card.wide{grid-column:span 1;}
  .bento{grid-template-columns:1fr;}
  .bento-card.span-2{grid-column:span 1;}
  .news-grid{grid-template-columns:1fr;}
  .cmp-wrap{grid-template-columns:1fr;}
  .cmp-divider{height:1px;}
  .cmp-col{padding:24px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 24px;}
  .contact-info,.contact-form{padding:30px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .float-badge{position:static;margin-top:12px;}
  .fb-one,.fb-two{left:auto;right:auto;top:auto;bottom:auto;}
  .hero{padding:48px 0 56px;}
  .rank-row{flex-wrap:wrap;}
  .rank-name{min-width:auto;}
  .rank-track{order:4;flex-basis:100%;}
  .rank-val{min-width:auto;text-align:left;}
}

/* roulang page: article */
:root{
  --primary:#0F8A72;
  --primary-deep:#0A5C4E;
  --primary-light:#35B79A;
  --amber:#F0A03C;
  --amber-soft:#FDF0DC;
  --mint:#7FD4C0;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --ink:#16211E;
  --sub:#4A5A55;
  --line:#E4E7E3;
  --grad:linear-gradient(120deg,#0F8A72 0%,#35B79A 55%,#7FD4C0 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-sm:0 2px 8px rgba(10,60,50,.06);
  --sh-md:0 12px 28px rgba(10,60,50,.08);
  --sh-lg:0 24px 56px rgba(10,60,50,.12);
  --sp:96px;
  --danger:#D94A3D;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--primary-deep);text-decoration:none;transition:color .2s ease,background-color .2s ease}
a:hover{color:var(--amber)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1280px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,246,242,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{background:rgba(247,246,242,.96);box-shadow:var(--sh-md)}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;border-radius:14px;background:var(--grad);
  color:#fff;font-weight:800;font-size:16px;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-sm);flex:0 0 auto;
}
.brand-text{font-size:16px;font-weight:700;color:var(--ink);line-height:1.2;letter-spacing:.01em}
.brand-text small{display:block;font-size:12px;font-weight:500;color:var(--sub);letter-spacing:.04em;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;
  padding:0 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--sub);
}
.nav-link:hover{color:var(--primary-deep);background:rgba(15,138,114,.07)}
.nav-link.is-active{color:var(--primary-deep);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;
  border-radius:3px;background:var(--grad);
}
.nav-cta{margin-left:8px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:14px 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 22px rgba(15,138,114,.24)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 34px rgba(15,138,114,.3)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 8px 18px rgba(15,138,114,.22)}
.btn-ghost{background:#fff;color:var(--primary-deep);border:1px solid var(--primary)}
.btn-ghost:hover{background:var(--amber-soft);color:var(--primary-deep)}
.btn-sm{min-height:42px;padding:10px 20px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-mask{
  position:fixed;inset:0;background:rgba(10,45,38,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.nav-mask.is-open{opacity:1;visibility:visible}
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-cta{display:none}
  .main-nav{
    position:fixed;top:0;left:0;bottom:0;width:280px;max-width:82vw;z-index:90;
    flex-direction:column;align-items:stretch;gap:6px;margin:0;padding:88px 20px 28px;
    background:#fff;box-shadow:var(--sh-lg);
    transform:translateX(-102%);transition:transform .28s ease;overflow-y:auto;
  }
  .main-nav.is-open{transform:translateX(0)}
  .nav-link{height:48px;padding:0 14px;font-size:16px;border-radius:12px}
  .nav-link.is-active::after{left:14px;right:auto;width:26px;bottom:10px}
}

/* ---------- breadcrumb + article head ---------- */
.page-top{padding:28px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--sub);letter-spacing:.02em}
.breadcrumb a{color:var(--sub)}
.breadcrumb a:hover{color:var(--amber)}
.breadcrumb .sep{color:#B9C3BF}
.breadcrumb .current{color:#8A9691;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 262px;gap:56px;padding:26px 0 var(--sp)}
@media (max-width:1023px){.article-layout{grid-template-columns:1fr;gap:28px;padding-bottom:72px}}
@media (max-width:639px){.article-layout{padding-bottom:56px}}

.article-head{padding-bottom:26px;border-bottom:1px solid var(--line)}
.badge{
  display:inline-flex;align-items:center;gap:6px;min-height:26px;padding:4px 12px;
  border-radius:var(--r-pill);font-size:13px;font-weight:600;letter-spacing:.02em;line-height:1;
}
.badge-cat{background:#EEF3F1;color:#3C4A45}
.badge-data{background:rgba(15,138,114,.12);color:var(--primary-deep)}
.badge-tip{background:var(--amber-soft);color:#8A5A13}
.article-head h1{
  font-size:clamp(28px,3.6vw,42px);line-height:1.22;margin:18px 0 16px;letter-spacing:.005em;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:var(--sub);letter-spacing:.02em}
.article-meta i{color:var(--primary-light);margin-right:6px}
.meta-divider{width:1px;height:14px;background:var(--line)}

/* ---------- mobile toc ---------- */
.toc-mobile{display:none;margin:24px 0 0;border:1px solid var(--line);border-radius:var(--r-md);background:#fff;box-shadow:var(--sh-sm);overflow:hidden}
.toc-mobile summary{
  list-style:none;cursor:pointer;padding:14px 18px;font-weight:600;font-size:15px;
  color:var(--primary-deep);display:flex;align-items:center;justify-content:space-between;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{content:"+";font-size:18px;color:var(--primary)}
.toc-mobile[open] summary::after{content:"−"}
.toc-mobile ol{padding:0 18px 16px}
.toc-mobile ol li{padding:8px 0;border-top:1px dashed var(--line);font-size:14.5px}
@media (max-width:1023px){.toc-mobile{display:block}}

/* ---------- article body ---------- */
.article-body{margin-top:34px;max-width:760px;font-size:17px;line-height:1.9;color:#22302C}
.article-body > * + *{margin-top:20px}
.article-body p{font-size:17px;line-height:1.9;color:#22302C}
.article-body h2{
  position:relative;font-size:26px;line-height:1.35;margin-top:48px;padding-left:16px;scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--grad);
}
.article-body h3{font-size:21px;margin-top:34px;color:var(--primary-deep);scroll-margin-top:96px}
.article-body h4{font-size:17.5px;margin-top:26px}
.article-body a{color:var(--primary-deep);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--amber)}
.article-body strong{font-weight:700;color:var(--ink)}
.article-body ul,.article-body ol{margin-top:18px;padding-left:4px}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-top:10px;font-size:16.5px;line-height:1.85;color:#2C3A36}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:12px;width:8px;height:8px;border-radius:50%;background:var(--grad);
}
.article-body ol{counter-reset:olc}
.article-body ol li{counter-increment:olc;padding-left:30px}
.article-body ol li::before{
  content:counter(olc);position:absolute;left:0;top:5px;width:20px;height:20px;border-radius:50%;
  background:rgba(15,138,114,.12);color:var(--primary-deep);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;line-height:1;
}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:#FFFDF8;border-left:4px solid var(--amber);
  border-radius:0 var(--r-md) var(--r-md) 0;color:#4A4133;font-size:16.5px;
}
.article-body blockquote p{margin:0;font-size:16.5px;color:#4A4133}
.article-body img{border-radius:var(--r-md);margin:26px auto;box-shadow:var(--sh-sm)}
.article-body figcaption,.article-body .caption{
  text-align:center;font-size:13px;color:#7C8A85;margin-top:10px;letter-spacing:.02em;
}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;display:block;overflow-x:auto;
}
.article-body thead th{background:#F2F5F3;color:var(--deep,#0A5C4E);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);white-space:nowrap}
.article-body tbody tr:nth-child(even){background:#FAFBFA}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.article-body code{background:#EEF3F1;border-radius:6px;padding:2px 6px;font-size:14.5px;color:var(--primary-deep)}

.article-empty{
  text-align:center;background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:56px 24px;box-shadow:var(--sh-sm);
}
.article-empty .ico{
  width:64px;height:64px;border-radius:20px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 18px;
}
.article-empty h2{font-size:22px;margin-bottom:10px}
.article-empty p{color:var(--sub);font-size:15px;margin-bottom:22px}

/* ---------- tags + nav + related ---------- */
.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:46px;padding-top:26px;border-top:1px solid var(--line)}
.article-tags .label{font-size:13px;color:var(--sub);letter-spacing:.02em;margin-right:2px}
.tag{
  display:inline-flex;align-items:center;min-height:28px;padding:5px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13.5px;color:var(--sub);
}
.tag:hover{border-color:var(--primary);color:var(--primary-deep);background:var(--amber-soft)}

.article-footnav{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.article-footnav .btn{min-height:46px;padding:12px 24px;font-size:14.5px}

.related{padding:var(--sp) 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.section-head h2{font-size:30px;letter-spacing:.005em}
.section-head p{color:var(--sub);font-size:15px;margin-top:8px}
.text-link{
  font-size:14.5px;font-weight:600;color:var(--primary-deep);
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;text-decoration-color:rgba(15,138,114,.35);
}
.text-link:hover{color:var(--amber);text-decoration-color:var(--amber)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:1023px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:639px){.card-grid{grid-template-columns:1fr}}

.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#D3DAD7}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E9EFEC}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-thumb img{transform:scale(1.04)}
.card-thumb .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.92);color:var(--primary-deep)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:18px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body h3 a{color:var(--ink)}
.card-body h3 a:hover{color:var(--primary-deep)}
.card-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--sub);margin-top:12px;letter-spacing:.02em}
.card-desc{
  font-size:14px;line-height:1.7;color:var(--sub);margin-top:12px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-more{margin-top:auto;padding-top:16px;font-size:14px;font-weight:600;color:var(--primary-deep);display:inline-flex;align-items:center;gap:8px}
.card-more i{transition:transform .22s ease}
.card:hover .card-more i{transform:translateX(5px)}

/* ---------- aside / toc ---------- */
.article-aside{position:relative}
@media (min-width:1024px){
  .aside-inner{position:sticky;top:104px;display:flex;flex-direction:column;gap:22px}
}
@media (max-width:1023px){.article-aside{display:none}}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-sm)}
.aside-card h2{font-size:15px;letter-spacing:.06em;color:var(--primary-deep);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.aside-card h2 i{color:var(--primary-light)}
.toc-list li + li{margin-top:2px}
.toc-list a{
  display:block;padding:8px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:14px;color:var(--sub);line-height:1.5;
}
.toc-list a:hover{background:#F2F5F3;color:var(--primary-deep)}
.toc-list a.is-active{border-left-color:var(--primary);color:var(--primary-deep);font-weight:600;background:rgba(15,138,114,.07)}
.toc-list .lvl-3 a{padding-left:22px;font-size:13.5px}
.aside-facts li{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--sub);padding:9px 0;border-bottom:1px dashed var(--line)}
.aside-facts li:last-child{border-bottom:0}
.aside-facts b{color:var(--ink);font-weight:600}
.aside-cta{background:var(--grad);border-radius:var(--r-md);padding:22px;color:#fff;box-shadow:0 16px 34px rgba(15,138,114,.24)}
.aside-cta strong{display:block;font-size:17px;margin-bottom:8px}
.aside-cta p{font-size:13.5px;color:rgba(255,255,255,.9);line-height:1.7;margin-bottom:16px}
.aside-cta .btn{width:100%;background:#fff;color:var(--primary-deep);box-shadow:none;min-height:44px;padding:11px 18px;font-size:14.5px}
.aside-cta .btn:hover{background:var(--amber-soft);color:var(--primary-deep)}

/* ---------- cta ---------- */
.cta-band{padding:var(--sp) 0 0}
.cta-inner{
  position:relative;overflow:hidden;border-radius:var(--r-lg);padding:46px 44px;
  background:linear-gradient(120deg,#0A5C4E 0%,#0F8A72 58%,#35B79A 100%);
  color:#fff;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
  box-shadow:0 24px 56px rgba(10,60,50,.18);
}
.cta-inner::after{
  content:"";position:absolute;right:-70px;top:-70px;width:230px;height:230px;border-radius:50%;
  background:radial-gradient(circle,rgba(127,212,192,.55),rgba(127,212,192,0) 70%);
}
.cta-inner h2{font-size:clamp(22px,2.4vw,28px);color:#fff;max-width:560px}
.cta-inner p{font-size:14.5px;color:rgba(255,255,255,.88);margin-top:10px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}
.cta-actions .btn-primary{background:#fff;color:var(--primary-deep);box-shadow:0 12px 26px rgba(4,32,26,.24)}
.cta-actions .btn-primary:hover{color:var(--primary-deep);background:#F4FBF8}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff}

/* ---------- footer ---------- */
.site-footer{
  margin-top:var(--sp);background:#0A2F29;color:#C9D8D4;
  border-radius:32px 32px 0 0;padding:64px 0 26px;font-size:14.5px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:639px){.footer-grid{grid-template-columns:1fr;gap:26px}}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:38px;height:38px;border-radius:12px;font-size:14px}
.footer-brand b{color:#fff;font-size:16px;font-weight:700}
.site-footer p{color:#A9BFB9;line-height:1.8;font-size:14px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:#C9D8D4;font-size:14px}
.footer-links a:hover{color:var(--mint)}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:#C9D8D4}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{
  margin-top:42px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8FA9A2;letter-spacing:.02em;
}
.footer-bottom a{color:#C9D8D4}
.footer-bottom a:hover{color:var(--mint)}

/* foundation override */
.foundation-guard{all:unset}

/* roulang page: category1 */
:root{
  --brand:#0F8A72;
  --brand-dark:#0A5C4E;
  --brand-light:#35B79A;
  --amber:#F0A03C;
  --amber-soft:#FDF0DC;
  --mint:#7FD4C0;
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --ink:#16211E;
  --muted:#4A5A55;
  --line:#E4E7E3;
  --danger:#D94A3D;
  --grad:linear-gradient(120deg,#0F8A72 0%,#35B79A 55%,#7FD4C0 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-sm:0 2px 8px rgba(10,60,50,.06);
  --shadow-md:0 12px 28px rgba(10,60,50,.08);
  --shadow-lg:0 24px 56px rgba(10,60,50,.12);
  --sec:96px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",Helvetica,Arial,sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-dark);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--amber);}
button{font-family:inherit;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,246,242,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease,background .22s ease;
}
.site-header.is-scrolled{background:rgba(255,255,255,.94);box-shadow:var(--shadow-md);}
.nav-wrap{display:flex;align-items:center;gap:20px;min-height:74px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:13px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;letter-spacing:.02em;box-shadow:var(--shadow-sm);
}
.brand-text{display:flex;flex-direction:column;font-size:16px;font-weight:700;line-height:1.25;color:var(--ink);letter-spacing:.01em;}
.brand-text small{font-size:12px;font-weight:400;color:var(--muted);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 14px;font-size:15px;color:var(--muted);border-radius:999px;transition:color .2s ease,background .2s ease;}
.nav-link:hover{color:var(--brand-dark);background:#EAF6F2;}
.nav-link.is-active{color:var(--brand-dark);font-weight:600;}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:8px;height:3px;border-radius:3px;background:var(--grad);}
.nav-cta{margin-left:10px;flex-shrink:0;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:14px 28px;border-radius:999px;border:0;
  font-size:15px;font-weight:600;letter-spacing:.01em;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(15,138,114,.22);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(15,138,114,.28);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--brand-dark);border:1px solid var(--brand);}
.btn-ghost:hover{background:var(--amber-soft);color:var(--brand-dark);}
.btn-sm{min-height:44px;padding:10px 22px;font-size:14px;}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:600;border-bottom:2px solid transparent;padding-bottom:2px;}
.btn-text:hover{border-bottom-color:var(--amber);}

.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;margin-left:auto;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);
  position:relative;transition:transform .22s ease,opacity .22s ease;
}
.nav-toggle span::before{position:absolute;top:-6px;}
.nav-toggle span::after{position:absolute;top:6px;}
.nav-toggle.is-open span{background:transparent;}
.nav-toggle.is-open span::before{transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span::after{transform:translateY(-6px) rotate(-45deg);}

.drawer-mask{
  position:fixed;inset:0;background:rgba(10,45,38,.45);opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:82%;max-width:340px;background:#fff;
  z-index:80;padding:24px;transform:translateX(-100%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:8px;overflow-y:auto;box-shadow:var(--shadow-lg);
  border-radius:0 28px 28px 0;
}
.drawer.is-open{transform:translateX(0);}
.drawer .drawer-brand{display:flex;align-items:center;gap:10px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:10px;}
.drawer .drawer-brand b{font-size:15px;line-height:1.3;}
.drawer .drawer-link{
  display:flex;align-items:center;min-height:50px;padding:0 16px;border-radius:14px;
  font-size:16px;color:var(--ink);background:#F3F7F5;
}
.drawer .drawer-link.is-active{background:#EAF6F2;color:var(--brand-dark);font-weight:600;box-shadow:inset 4px 0 0 var(--brand);}
.drawer .drawer-link:hover{background:#EAF6F2;color:var(--brand-dark);}
.drawer .btn{margin-top:16px;width:100%;}
.drawer-note{margin-top:auto;font-size:13px;color:var(--muted);line-height:1.8;letter-spacing:.02em;}

/* ============ Banner ============ */
.page-banner{
  position:relative;min-height:280px;display:flex;align-items:flex-end;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  overflow:hidden;border-radius:0 0 32px 32px;
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(10,92,78,.90) 0%,rgba(15,138,114,.78) 48%,rgba(53,183,154,.60) 100%);
}
.banner-inner{position:relative;z-index:1;padding:44px 0 40px;width:100%;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;letter-spacing:.02em;color:rgba(255,255,255,.82);margin-bottom:16px;}
.crumb a{color:rgba(255,255,255,.88);}
.crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.crumb .sep{opacity:.6;}
.crumb .current{color:#fff;font-weight:600;}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.32);
  color:#fff;font-size:13px;letter-spacing:.02em;margin-bottom:14px;
}
.page-banner h1{
  color:#fff;font-size:clamp(28px,3.6vw,44px);line-height:1.18;font-weight:700;
  letter-spacing:.01em;max-width:860px;
}
.page-banner p.lead{
  margin-top:14px;color:rgba(255,255,255,.9);font-size:16px;max-width:720px;line-height:1.8;
}

/* ============ 区块 ============ */
.section{padding:var(--sec) 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;border-radius:999px;
  background:#EAF6F2;color:var(--brand-dark);font-size:13px;font-weight:600;letter-spacing:.02em;margin-bottom:16px;
}
h2.sec-title{font-size:clamp(24px,2.4vw,30px);line-height:1.3;font-weight:700;letter-spacing:.01em;}
.sec-desc{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.85;}

/* 概览条 */
.overview{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--shadow-sm);
  display:grid;grid-template-columns:1.35fr 1fr;gap:36px;align-items:center;
  margin-top:-56px;position:relative;z-index:5;
}
.overview p{color:var(--muted);line-height:1.9;}
.overview p + p{margin-top:14px;}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.badge-brand{background:#EAF6F2;color:var(--brand-dark);}
.badge-amber{background:var(--amber-soft);color:#8A5A12;}
.badge-gray{background:#F1F3F2;color:var(--muted);}
.meter{display:flex;flex-direction:column;gap:14px;}
.meter-item{display:flex;flex-direction:column;gap:8px;}
.meter-item .meter-top{display:flex;align-items:baseline;justify-content:space-between;font-size:14px;color:var(--muted);}
.meter-item .meter-top b{font-size:20px;color:var(--ink);font-variant-numeric:tabular-nums;}
.progress{height:6px;border-radius:99px;background:#EDF1EF;overflow:hidden;}
.progress span{display:block;height:100%;border-radius:99px;background:var(--grad);}

/* 编号清单 */
.steps{display:flex;flex-direction:column;gap:24px;}
.step{
  display:grid;grid-template-columns:64px 1fr;gap:24px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 32px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#CFE5DE;}
.step-no{
  width:56px;height:56px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;
  font-variant-numeric:tabular-nums;box-shadow:0 8px 18px rgba(15,138,114,.22);
}
.step h3{font-size:22px;line-height:1.4;font-weight:700;margin-bottom:10px;letter-spacing:.01em;}
.step p{color:var(--muted);line-height:1.9;}
.step ul{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.step ul li{position:relative;padding-left:20px;color:var(--muted);font-size:15px;line-height:1.8;}
.step ul li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--brand-light);}
.step ul li strong{color:var(--ink);font-weight:600;}

.figure-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.figure{
  margin:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:#fff;box-shadow:var(--shadow-sm);
}
.figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.figure figcaption{padding:16px 20px;font-size:13px;color:var(--muted);letter-spacing:.02em;line-height:1.7;}

/* 参数清单卡 */
.spec-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--shadow-sm);
}
.spec-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;}
.spec-card h3{font-size:22px;font-weight:700;margin-bottom:18px;letter-spacing:.01em;}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-list li{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:flex-start;}
.check-list .tick{
  width:22px;height:22px;border-radius:50%;background:#EAF6F2;color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:3px;
}
.check-list b{display:block;font-size:15px;font-weight:600;color:var(--ink);}
.check-list span.desc{font-size:14px;color:var(--muted);line-height:1.75;}
.param-panel{
  background:#F9FBFA;border:1px solid var(--line);border-radius:var(--r-md);padding:24px;
}
.param-panel h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:16px;letter-spacing:.02em;}
.param-line{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--muted);
}
.param-line:last-child{border-bottom:0;}
.param-line b{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums;}

/* FAQ */
.faq-wrap{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow .22s ease,border-color .22s ease;
  position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);
  opacity:0;transition:opacity .22s ease;
}
.faq-item.is-open{border-color:#CFE5DE;box-shadow:var(--shadow-md);}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 26px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;min-height:44px;
}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;background:#EAF6F2;color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;font-size:18px;line-height:1;
  transition:transform .24s ease,background .24s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--amber-soft);color:#8A5A12;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease;}
.faq-item.is-open .faq-a{max-height:360px;}
.faq-a p{padding:0 26px 24px;color:var(--muted);font-size:15px;line-height:1.9;}

/* CTA 条 */
.cta-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 36px;box-shadow:var(--shadow-sm);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-bar::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--grad);}
.cta-bar h3{font-size:21px;font-weight:700;line-height:1.45;}
.cta-bar p{margin-top:6px;color:var(--muted);font-size:15px;}

/* 页脚 */
.site-footer{
  background:#0A2F29;color:#C8DCD6;margin-top:var(--sec);
  border-radius:32px 32px 0 0;padding:64px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{width:38px;height:38px;border-radius:12px;font-size:14px;}
.footer-brand b{color:#fff;font-size:16px;font-weight:700;}
.site-footer p{font-size:14px;line-height:1.9;color:#9FBCB5;}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{color:#C8DCD6;font-size:14px;line-height:1.6;}
.footer-links a:hover{color:var(--mint);}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:#9FBCB5;}
.footer-contact strong{color:#DCEDE8;font-weight:600;}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8FADA6;letter-spacing:.02em;
}
.footer-bottom a{color:var(--mint);}

@media (max-width:1023px){
  :root{--sec:72px;}
  .main-nav,.nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .overview{grid-template-columns:1fr;gap:28px;padding:28px;}
  .spec-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--sec:56px;}
  body{font-size:16px;}
  .container{padding:0 16px;}
  .page-banner{border-radius:0 0 24px 24px;}
  .banner-inner{padding:36px 0 32px;}
  .overview{margin-top:-40px;}
  .step{grid-template-columns:1fr;gap:16px;padding:24px 22px;}
  .step-no{width:48px;height:48px;font-size:18px;}
  .figure-row{grid-template-columns:1fr;}
  .spec-card{padding:26px 22px;}
  .cta-bar{padding:26px 22px;flex-direction:column;align-items:flex-start;}
  .cta-bar .btn{width:100%;}
  .faq-q{padding:18px 20px;font-size:16px;}
  .faq-a p{padding:0 20px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .brand-text{font-size:14px;}
  .brand-text small{display:none;}
  .stat-row{gap:8px;}
}

/* roulang page: category2 */
:root{
  --brand:#0F8A72;
  --brand-dark:#0A5C4E;
  --brand-light:#35B79A;
  --mint:#7FD4C0;
  --amber:#F0A03C;
  --amber-soft:#FDF0DC;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --ink:#16211E;
  --ink-2:#4A5A55;
  --line:#E4E7E3;
  --footer-bg:#0A2F29;
  --danger:#D94A3D;
  --grad:linear-gradient(120deg,#0F8A72 0%,#35B79A 55%,#7FD4C0 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-sm:0 2px 8px rgba(10,60,50,.06);
  --sh-md:0 12px 28px rgba(10,60,50,.08);
  --sh-lg:0 24px 56px rgba(10,60,50,.12);
  --sp-section:96px;
  --t:220ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-dark);text-decoration:none}
a:hover{color:var(--amber)}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(30px,4vw,48px);line-height:1.15}
h2{font-size:30px}
h3{font-size:22px}
p{margin:0 0 18px}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sp-section) 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.02em;font-weight:600;color:var(--brand-dark);
  background:#E7F3EF;border-radius:var(--r-pill);padding:7px 16px;margin-bottom:16px;
}
.section-head p{color:var(--ink-2);font-size:16.5px;margin-top:14px;margin-bottom:0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t),background var(--t);
}
.site-header.is-scrolled{box-shadow:var(--sh-md);background:rgba(255,255,255,.92)}
.nav-wrap{display:flex;align-items:center;gap:20px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);flex-shrink:0}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;
  background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;letter-spacing:.01em;
  box-shadow:var(--sh-sm);
}
.brand-text{display:flex;flex-direction:column;font-size:15px;font-weight:700;line-height:1.25}
.brand-text small{font-size:11.5px;font-weight:400;color:var(--ink-2);letter-spacing:.02em;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;display:inline-block;padding:11px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--ink-2);transition:background var(--t),color var(--t);
}
.nav-link:hover{background:#F1F6F4;color:var(--brand-dark)}
.nav-link.is-active{color:var(--brand-dark);font-weight:600;background:#E7F3EF}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:3px;border-radius:3px;background:var(--grad);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;border-radius:var(--r-pill);
  padding:14px 28px;font-size:15px;font-weight:600;line-height:1;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
  white-space:nowrap;text-decoration:none;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 22px rgba(15,138,114,.24)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(15,138,114,.3)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--brand-dark);border:1px solid var(--brand)}
.btn-ghost:hover{background:var(--amber-soft);color:var(--brand-dark);border-color:var(--brand-light)}
.btn-sm{padding:11px 22px;font-size:14px}
.nav-cta{flex-shrink:0;margin-left:8px}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:12px;
  margin-left:auto;cursor:pointer;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:20px;height:2px;background:var(--brand-dark);border-radius:2px;transition:var(--t);
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-7px;left:0;transform:none}
.nav-toggle span::after{content:"";top:7px;left:0;transform:none}
.site-header.nav-open .nav-toggle span{background:transparent}
.site-header.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
.site-header.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}

/* ---------- banner ---------- */
.page-banner{
  position:relative;overflow:hidden;border-radius:0 0 32px 32px;
  min-height:280px;display:flex;align-items:flex-end;
  background-image:
    linear-gradient(120deg,rgba(10,47,41,.90) 0%,rgba(10,92,78,.82) 48%,rgba(15,138,114,.68) 100%),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.page-banner::after{
  content:"";position:absolute;right:-90px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(127,212,192,.45),rgba(127,212,192,0) 70%);
  pointer-events:none;
}
.banner-inner{position:relative;z-index:2;padding:56px 0 44px;color:#fff;width:100%}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;letter-spacing:.02em;color:rgba(255,255,255,.78);margin-bottom:18px}
.breadcrumb a{color:rgba(255,255,255,.9)}
.breadcrumb a:hover{color:var(--mint)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:rgba(255,255,255,.62)}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.28);
  font-size:13px;letter-spacing:.02em;margin-bottom:16px;
}
.banner-inner h1{color:#fff;max-width:820px}
.banner-inner .banner-sub{margin:16px 0 0;max-width:660px;color:rgba(255,255,255,.86);font-size:16.5px}

/* ---------- metric badges ---------- */
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric-badge{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh-sm);transition:transform var(--t),box-shadow var(--t);
}
.metric-badge:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.metric-badge .num{font-size:44px;font-weight:700;line-height:1;font-variant-numeric:tabular-nums;color:var(--brand-dark)}
.metric-badge .num em{font-style:normal;font-size:18px;font-weight:600;color:var(--brand);margin-left:4px}
.metric-badge .label{margin-top:12px;font-size:14.5px;color:var(--ink-2)}
.metric-badge .pill{margin-top:14px}
.pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12.5px;letter-spacing:.02em;font-weight:600;
}
.pill-green{background:#E7F3EF;color:var(--brand-dark)}
.pill-amber{background:var(--amber-soft);color:#9A6414}
.pill-grey{background:#F1F2F0;color:var(--ink-2)}

/* ---------- timeline ---------- */
.timeline-wrap{position:relative;max-width:900px}
.timeline{position:relative;padding-left:34px}
.timeline::before{
  content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,#0F8A72,#35B79A 55%,#7FD4C0);
  opacity:.5;
}
.tl-item{position:relative;padding:0 0 38px 0}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 0 5px rgba(15,138,114,.12);
}
.tl-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 26px;box-shadow:var(--sh-sm);transition:transform var(--t),box-shadow var(--t);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg)}
.tl-card .tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px}
.tl-card h3{font-size:19px}
.tl-card p{margin:0;color:var(--ink-2);font-size:15.5px}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-sm)}
.compare-col{padding:30px 30px 32px}
.compare-col + .compare-col{border-left:1px solid var(--line)}
.compare-col h3{font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block}
.dot-grey{background:#C9CFCB}
.dot-grad{background:var(--grad)}
.compare-list li{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink-2)}
.compare-list li:last-child{border-bottom:0}
.compare-list li b{color:var(--ink);font-weight:600}
.bars{margin-top:34px;display:grid;gap:26px}
.bar-item .bar-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;align-items:center;margin-bottom:10px}
.bar-item .bar-head h4{font-size:16px;font-weight:600}
.bar-track{height:12px;border-radius:var(--r-pill);background:#EDEFEC;overflow:hidden}
.bar-fill{height:100%;border-radius:var(--r-pill);background:var(--grad);transition:width 700ms ease}
.bar-fill.grey{background:#C9CFCB}
.bar-sub{display:flex;gap:22px;margin-top:10px;font-size:13px;color:var(--ink-2)}

/* ---------- form ---------- */
.lead-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:38px;box-shadow:var(--sh-sm);display:grid;grid-template-columns:0.85fr 1.15fr;gap:40px;
}
.lead-side h3{margin-bottom:14px}
.lead-side p{color:var(--ink-2);font-size:15.5px}
.lead-side .mini-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink-2);margin-bottom:12px}
.lead-side .mini-list li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--grad);margin-top:8px;flex:0 0 8px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#FCFCFA;font-size:15px;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.field textarea{min-height:92px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 4px rgba(15,138,114,.12);
}
.field.has-error input,.field.has-error textarea{border-color:var(--danger);background:#FEF7F6}
.field .err{display:none;color:var(--danger);font-size:13px;margin-top:6px}
.field.has-error .err{display:block}
.form-success{
  display:none;align-items:flex-start;gap:14px;background:#E7F3EF;border:1px solid #C6E4DA;
  border-radius:var(--r-md);padding:22px 24px;
}
.form-success.show{display:flex}
.form-success .tick{
  width:32px;height:32px;flex:0 0 32px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;
}
.form-success strong{display:block;margin-bottom:4px}
.form-success span{color:var(--ink-2);font-size:14.5px}

/* ---------- cta strip ---------- */
.cta-strip{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 36px;box-shadow:var(--sh-sm);
  display:flex;flex-wrap:wrap;align-items:center;gap:24px;justify-content:space-between;
}
.cta-strip h3{font-size:22px;margin-bottom:6px}
.cta-strip p{margin:0;color:var(--ink-2);font-size:15px}

/* ---------- footer ---------- */
.site-footer{
  margin-top:var(--sp-section);background:var(--footer-bg);color:#DDEAE5;
  border-radius:32px 32px 0 0;padding:64px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;font-size:16px}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:12px;font-size:14px}
.site-footer p{color:#AEC6BF;font-size:14.5px;line-height:1.8}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:#C4D8D2;font-size:14.5px;transition:color var(--t),transform var(--t)}
.footer-links a:hover{color:var(--mint)}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14.5px;color:#C4D8D2}
.footer-contact strong{color:#fff;font-weight:600}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.5px;color:#9DB8B1;
}
.footer-bottom a{color:#C4D8D2}
.footer-bottom a:hover{color:var(--mint)}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  :root{--sp-section:72px}
  .main-nav{
    position:fixed;left:0;right:0;top:74px;
    flex-direction:column;align-items:stretch;gap:6px;
    background:#fff;padding:18px 20px 24px;
    border-bottom:1px solid var(--line);box-shadow:var(--sh-md);
    display:none;margin-left:0;
  }
  .site-header.nav-open .main-nav{display:flex}
  .site-header.nav-open{background:#fff}
  .nav-link{padding:14px 16px;font-size:16px}
  .nav-link.is-active::after{left:16px;right:auto;width:28px;bottom:8px}
  .nav-toggle{display:block}
  .nav-cta{margin-left:0}
  .metric-row{grid-template-columns:repeat(2,1fr)}
  .lead-card{grid-template-columns:1fr;gap:28px;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  :root{--sp-section:56px}
  h2{font-size:25px}
  .container{padding:0 16px}
  .brand-text{font-size:14px}
  .brand-text small{display:none}
  .nav-cta{display:none}
  .page-banner{min-height:250px}
  .banner-inner{padding:44px 0 36px}
  .metric-row{grid-template-columns:1fr}
  .metric-badge .num{font-size:38px}
  .compare-grid{grid-template-columns:1fr}
  .compare-col + .compare-col{border-left:0;border-top:1px solid var(--line)}
  .cta-strip{padding:26px 22px}
  .cta-strip .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding:48px 0 22px}
  .bar-sub{flex-direction:column;gap:6px}
}
@media (max-width:519px){
  body{font-size:15.5px}
  .brand-mark{width:36px;height:36px;flex:0 0 36px;font-size:13.5px}
  .timeline{padding-left:28px}
  .tl-item::before{left:-28px}
  .lead-card{padding:24px 20px}
}