/* roulang page: index */
:root{
  --brand:#0BA47A;
  --brand-deep:#075E52;
  --accent:#FF7A33;
  --accent-soft:#FFE9DC;
  --bg:#F6F7F5;
  --card:#FFFFFF;
  --ink:#10231F;
  --ink-2:#4A5C58;
  --line:#E3E8E5;
  --dark:#0B1C19;
  --grad:linear-gradient(120deg,#0BA47A 0%,#35C48F 45%,#FF7A33 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --sh:0 1px 2px rgba(16,35,31,.04),0 8px 24px -12px rgba(16,35,31,.10);
  --sh-hover:0 18px 40px -18px rgba(16,35,31,.16);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:.2px;}
p{margin:0 0 1.2em;}
ul{margin:0;padding:0;list-style:none;}
time,.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:110px 0;}
.section--tight{padding:80px 0;}
.section--dark{background:var(--dark);color:#fff;}
.dot-line{height:1px;background:var(--line);border:0;margin:0;}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:32px;height:76px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:0 8px 18px -10px rgba(11,164,122,.75);
}
.brand-mark svg{width:18px;height:18px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:16.5px;font-weight:800;letter-spacing:.2px;}
.brand-text span{font-size:11px;color:var(--ink-2);letter-spacing:2px;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-links a{
  position:relative;padding:8px 13px;font-size:15px;font-weight:500;color:var(--ink-2);
  border-radius:999px;transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--brand-deep);font-weight:600;background:rgba(11,164,122,.08);}
.nav-links a.active::after{transform:scaleX(1);}
.nav-cta{
  margin-left:8px;padding:11px 22px;border-radius:999px;background:var(--grad);color:#fff;
  font-size:14.5px;font-weight:600;white-space:nowrap;box-shadow:0 10px 22px -14px rgba(255,122,51,.9);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 16px 30px -16px rgba(255,122,51,.95);}
.hamburger{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:12px;
  margin-left:auto;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.hamburger span{display:block;width:18px;height:1.6px;background:var(--ink);border-radius:2px;transition:transform .25s var(--ease),opacity .2s;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);background:#fff;z-index:120;
  transform:translateX(102%);transition:transform .32s var(--ease);
  padding:24px 22px 28px;display:flex;flex-direction:column;box-shadow:-20px 0 48px -24px rgba(16,35,31,.35);
  overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line);}
.drawer-close{width:38px;height:38px;border-radius:11px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;color:var(--ink-2);}
.drawer nav{display:flex;flex-direction:column;margin-top:8px;}
.drawer nav a{padding:15px 2px;font-size:17px;font-weight:500;border-bottom:1px solid var(--line);color:var(--ink);}
.drawer nav a.active{color:var(--brand-deep);font-weight:700;}
.drawer-cta{margin-top:auto;padding-top:22px;}
.drawer-cta a{display:block;text-align:center;padding:14px;border-radius:999px;background:var(--grad);color:#fff;font-weight:600;}
.scrim{position:fixed;inset:0;background:rgba(11,28,25,.45);z-index:110;opacity:0;visibility:hidden;transition:.28s;}
.scrim.open{opacity:1;visibility:visible;}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15.5px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 26px -14px rgba(11,164,122,.85);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 36px -18px rgba(11,164,122,.9);}
.btn-ghost{background:#fff;border-color:var(--brand-deep);color:var(--brand-deep);}
.btn-ghost:hover{background:var(--accent-soft);border-color:var(--accent);color:#B24A0F;transform:translateY(-2px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.textlink{display:inline-flex;align-items:center;gap:7px;font-weight:600;color:var(--brand-deep);font-size:14.5px;}
.textlink i{font-style:normal;transition:transform .22s var(--ease);}
.textlink:hover i{transform:translateX(3px);}

/* ============ badges / tags ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.2px;
}
.badge-green{background:rgba(11,164,122,.10);color:var(--brand-deep);}
.badge-orange{background:var(--accent-soft);color:#B24A0F;}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;background:#fff;
  border:1px solid var(--line);font-size:12.5px;font-weight:600;color:var(--ink-2);
}

/* ============ hero ============ */
.hero{position:relative;overflow:hidden;padding:88px 0 96px;}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 12% 18%,rgba(11,164,122,.10),transparent 42%),
                   radial-gradient(circle at 88% 76%,rgba(255,122,51,.09),transparent 46%);
  pointer-events:none;
}
.hero-arches{
  position:absolute;right:-120px;top:-60px;width:620px;height:620px;opacity:.09;pointer-events:none;
  background-image:repeating-radial-gradient(circle at 50% 100%,transparent 0 38px,rgba(11,164,122,.9) 38px 40px);
  border-radius:50%;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--brand-deep);box-shadow:var(--sh);}
.hero-eyebrow b{width:7px;height:7px;border-radius:50%;background:var(--accent);}
.hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:800;line-height:1.18;margin:24px 0 20px;letter-spacing:-.4px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#0BA47A 0%,#35C48F 45%,#FF7A33 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{max-width:620px;font-size:17px;color:var(--ink-2);line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/12;object-fit:cover;border-radius:var(--r-lg);
  box-shadow:0 30px 60px -32px rgba(16,35,31,.5);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(11,164,122,.18),rgba(255,122,51,.12));
  pointer-events:none;
}
.hero-float{
  position:absolute;left:-18px;bottom:26px;background:#fff;border-radius:var(--r-md);padding:14px 20px;
  box-shadow:var(--sh-hover);border:1px solid var(--line);
}
.hero-float strong{display:block;font-size:24px;font-weight:800;color:var(--brand-deep);line-height:1.2;}
.hero-float span{font-size:12.5px;color:var(--ink-2);}

/* ============ section heads ============ */
.sec-head{max-width:760px;margin-bottom:48px;}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;margin:14px 0 16px;}
.sec-head p{color:var(--ink-2);font-size:16px;}
.sec-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}

/* ============ services ============ */
.svc-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;}
.svc-main{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:38px 36px;box-shadow:var(--sh);
  display:flex;flex-direction:column;transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.svc-main:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.svc-main h3{font-size:22px;font-weight:800;margin-bottom:14px;}
.svc-main p{color:var(--ink-2);margin-bottom:22px;}
.svc-main img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md);margin-top:auto;}
.svc-side{display:flex;flex-direction:column;gap:24px;}
.svc-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:26px 26px 24px;box-shadow:var(--sh);
  position:relative;transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.svc-item:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.svc-item:nth-child(2){margin-left:22px;}
.svc-item::before{
  content:"";position:absolute;left:0;top:26px;bottom:26px;width:4px;border-radius:4px;background:var(--grad);
}
.svc-item .no{font-size:13px;font-weight:800;color:var(--brand);letter-spacing:1px;font-variant-numeric:tabular-nums;}
.svc-item h3{font-size:18px;margin:8px 0 10px;}
.svc-item p{font-size:14.5px;color:var(--ink-2);margin-bottom:14px;}
.svc-list{display:grid;gap:22px;margin-top:24px;grid-template-columns:1fr 1fr;}
.svc-plain{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px 26px;
  display:flex;gap:18px;align-items:flex-start;transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.svc-plain:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.svc-plain .no{font-size:15px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;flex-shrink:0;}
.svc-plain h3{font-size:17px;margin-bottom:8px;}
.svc-plain p{font-size:14.5px;color:var(--ink-2);margin:0;}

/* ============ stats ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:8px 30px;border-left:1px solid rgba(255,255,255,.12);}
.stat:first-child{border-left:0;padding-left:0;}
.stat strong{
  display:block;font-size:clamp(34px,4.6vw,52px);font-weight:800;line-height:1.1;
  background:linear-gradient(120deg,#35C48F 0%,#FF7A33 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.stat span{display:block;margin-top:10px;font-size:13px;color:#B9C6C2;line-height:1.7;}
.stats-note{margin-top:38px;font-size:14px;color:#9FB0AB;max-width:760px;}

/* ============ cases ============ */
.case-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px;}
.case-card{
  grid-column:span 3;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh);transition:transform .26s var(--ease),box-shadow .26s var(--ease);position:relative;
}
.case-card.wide{grid-column:span 6;display:grid;grid-template-columns:1.1fr 1fr;}
.case-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.case-media{position:relative;overflow:hidden;}
.case-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s var(--ease);}
.case-card.wide .case-media img{aspect-ratio:auto;height:100%;min-height:280px;}
.case-card:hover .case-media img{transform:scale(1.04);}
.case-media::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,28,25,0) 45%,rgba(11,28,25,.42));
  transition:opacity .3s var(--ease);
}
.case-card:hover .case-media::after{opacity:.85;}
.case-body{padding:24px 26px 26px;}
.case-body h3{font-size:19px;margin:14px 0 10px;}
.case-body p{font-size:14.5px;color:var(--ink-2);margin-bottom:16px;}

/* ============ plan ============ */
.plan{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start;}
.plan-intro p{color:var(--ink-2);}
.plan-intro .mini{
  margin-top:26px;padding:22px 24px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line);box-shadow:var(--sh);
}
.plan-intro .mini strong{display:block;font-size:15px;margin-bottom:6px;}
.plan-intro .mini span{font-size:14px;color:var(--ink-2);}
.steps{position:relative;padding-left:34px;}
.steps::before{content:"";position:absolute;left:7px;top:10px;bottom:14px;width:1px;background:var(--line);}
.step{position:relative;padding-bottom:28px;}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:-34px;top:6px;width:15px;height:15px;border-radius:50%;
  border:2px solid var(--brand);background:var(--bg);
}
.step h3{font-size:17px;margin-bottom:6px;}
.step h3 b{color:var(--brand);font-weight:800;font-variant-numeric:tabular-nums;margin-right:8px;}
.step p{font-size:14.5px;color:var(--ink-2);margin:0;}

/* ============ news ============ */
.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);
  display:flex;flex-direction:column;transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.news-card .thumb{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--grad);}
.news-card .body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.news-card h3{
  font-size:17.5px;line-height:1.5;margin:12px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card p{
  font-size:14.5px;color:var(--ink-2);margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-2);}
.empty-card{
  grid-column:1/-1;background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:56px 32px;text-align:center;box-shadow:var(--sh);
}
.empty-card svg{width:44px;height:44px;margin:0 auto 18px;color:var(--brand);}
.empty-card p{color:var(--ink-2);margin-bottom:20px;}

/* ============ faq ============ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh);overflow:hidden;transition:box-shadow .24s var(--ease);}
.faq-item.open{box-shadow:var(--sh-hover);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:700;color:var(--ink);
}
.faq-q .ico{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;position:relative;transition:transform .2s var(--ease),background .2s,border-color .2s;
}
.faq-q .ico::before,.faq-q .ico::after{content:"";position:absolute;background:var(--brand-deep);border-radius:2px;}
.faq-q .ico::before{width:11px;height:1.6px;}
.faq-q .ico::after{width:1.6px;height:11px;}
.faq-item.open .faq-q .ico{transform:rotate(45deg);background:var(--accent-soft);border-color:var(--accent);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s var(--ease),padding .2s var(--ease);padding:0 24px;}
.faq-item.open .faq-a{padding:0 24px 22px;}
.faq-a p{font-size:14.8px;color:var(--ink-2);margin:0;}

/* ============ cta ============ */
.cta-card{
  background:var(--grad);border-radius:28px;padding:56px;display:grid;grid-template-columns:1fr 1fr;gap:48px;
  color:#fff;box-shadow:0 40px 70px -40px rgba(11,164,122,.85);position:relative;overflow:hidden;
}
.cta-card::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-left{position:relative;z-index:1;}
.cta-left h2{font-size:clamp(24px,2.6vw,32px);color:#fff;margin-bottom:16px;}
.cta-left p{color:rgba(255,255,255,.88);font-size:15.5px;margin-bottom:26px;}
.cta-points{display:grid;gap:12px;}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.92);}
.cta-points li span{color:#FFE9DC;font-weight:800;}
.form{position:relative;z-index:1;background:rgba(255,255,255,.97);border-radius:20px;padding:28px;box-shadow:0 24px 50px -28px rgba(0,0,0,.35);}
.form-row{display:grid;gap:14px;margin-bottom:14px;}
.form-row.two{grid-template-columns:1fr 1fr;}
.form label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:7px;}
.form input,.form select,.form textarea{
  width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:#fff;
  font-size:14.5px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.form textarea{resize:vertical;min-height:98px;line-height:1.7;}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,164,122,.15);}
.form .error{border-color:#D94A3D;}
.form .hint{font-size:13px;color:#D94A3D;margin-top:6px;display:none;}
.form .hint.show{display:block;}
.form button{width:100%;margin-top:6px;}
.form-note{font-size:12.5px;color:var(--ink-2);margin:14px 0 0;text-align:center;}

/* ============ footer ============ */
.site-footer{background:var(--dark);color:#B9C6C2;position:relative;overflow:hidden;margin-top:20px;}
.site-footer::before{
  content:"";position:absolute;left:-140px;top:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.28),transparent 66%);pointer-events:none;
}
.footer-grid{position:relative;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:44px;padding:76px 0 52px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand strong{font-size:16.5px;color:#fff;font-weight:800;}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:18px;}
.footer-col p{font-size:14px;line-height:1.9;color:#B9C6C2;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:#B9C6C2;transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  position:relative;border-top:1px solid rgba(255,255,255,.1);padding:24px 0 34px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8A9B96;
}
.footer-bottom a{color:#8A9B96;}
.footer-bottom a:hover{color:var(--brand);}

/* ============ responsive ============ */
@media (max-width:1199px){
  .container{padding:0 28px;}
  .section{padding:88px 0;}
  .hero-grid{gap:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:1023px){
  .nav-links,.nav-cta{display:none;}
  .hamburger{display:flex;}
  .hero{padding:64px 0 72px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-visual{order:-1;}
  .hero-float{left:auto;right:16px;bottom:16px;}
  .svc-wrap{grid-template-columns:1fr;}
  .svc-item:nth-child(2){margin-left:0;}
  .svc-list{grid-template-columns:1fr;}
  .case-card,.case-card.wide{grid-column:span 6;grid-template-columns:1fr;}
  .case-card.wide .case-media img{aspect-ratio:16/10;min-height:0;height:auto;}
  .plan{grid-template-columns:1fr;gap:40px;}
  .news-grid{grid-template-columns:1fr 1fr;}
  .cta-card{grid-template-columns:1fr;padding:40px;gap:32px;}
  .stats{grid-template-columns:1fr 1fr;gap:32px 0;}
  .stat:nth-child(3){border-left:0;padding-left:0;}
  .stat{padding:0 24px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .section{padding:64px 0;}
  .section--tight{padding:56px 0;}
  .hero{padding:48px 0 56px;}
  .hero h1{letter-spacing:0;}
  .hero-actions .btn{flex:1 1 100%;}
  .sec-head{margin-bottom:32px;}
  .sec-head--split{flex-direction:column;align-items:flex-start;gap:14px;}
  .news-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr 1fr;}
  .stat strong{font-size:34px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding:58px 0 40px;}
  .cta-card{padding:30px 22px;border-radius:24px;}
  .form{padding:22px;}
  .form-row.two{grid-template-columns:1fr;}
  .case-body,.svc-main,.svc-item,.svc-plain{padding-left:20px;padding-right:20px;}
  .faq-q{padding:18px 18px;font-size:15.5px;}
  .faq-a{padding:0 18px;}
  .faq-item.open .faq-a{padding:0 18px 20px;}
}
@media (max-width:575px){
  .hero-float{padding:12px 16px;}
  .hero-float strong{font-size:20px;}
  .svc-main{padding:28px 20px;}
}

/* roulang page: category1 */
/* ================= 设计变量 ================= */
:root{
  --brand:#0BA47A;
  --brand-dark:#075E52;
  --brand-soft:#E4F5EF;
  --accent:#FF7A33;
  --accent-soft:#FFE9DC;
  --accent-ink:#A83F0B;
  --bg:#F6F7F5;
  --card:#FFFFFF;
  --ink:#10231F;
  --ink-2:#4A5C58;
  --line:#E3E8E5;
  --deep:#0B1C19;
  --grad:linear-gradient(120deg,#0BA47A 0%,#35C48F 45%,#FF7A33 100%);
  --grad-soft:linear-gradient(120deg,rgba(11,164,122,.10),rgba(255,122,51,.10));
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh:0 1px 2px rgba(16,35,31,.04),0 8px 24px -12px rgba(16,35,31,.10);
  --sh-hover:0 18px 40px -18px rgba(16,35,31,.16);
  --font:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
/* ================= reset ================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
time,.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
::selection{background:var(--brand-soft);color:var(--brand-dark);}
/* ================= 容器 ================= */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
/* ================= 按钮 ================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  line-height:1.4;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  color:#fff;
  background:var(--grad);
  background-size:150% 100%;
  background-position:0 0;
  box-shadow:0 10px 24px -12px rgba(11,164,122,.55);
}
.btn-primary:hover{
  background-position:100% 0;
  transform:translateY(-2px);
  box-shadow:0 18px 34px -14px rgba(11,164,122,.6);
}
.btn-ghost{
  color:var(--brand-dark);
  border:1px solid var(--line);
  background:#fff;
}
.btn-ghost:hover{background:var(--accent-soft);border-color:#F6D2BC;transform:translateY(-2px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--brand-dark);
}
.text-link span{transition:transform .22s var(--ease);}
.text-link:hover span{transform:translateX(3px);}
.text-link:hover{color:var(--brand);}
/* ================= 徽章 / 标签 ================= */
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  font-size:13px;
  font-weight:600;
  background:#fff;
  color:var(--ink-2);
  border:1px solid var(--line);
}
.chip-green{background:var(--brand-soft);color:var(--brand-dark);border-color:transparent;}
.chip-orange{background:var(--accent-soft);color:var(--accent-ink);border-color:transparent;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--brand);
  margin-bottom:12px;
}
/* ================= 页头导航 ================= */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  transition:background-color .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  box-shadow:0 6px 22px -18px rgba(16,35,31,.35);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  min-height:76px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--ink);
}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:11px;
  background:var(--grad);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.brand-mark svg{width:20px;height:20px;}
.nav-links{
  display:flex;
  align-items:center;
  gap:28px;
}
.nav-links a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--ink-2);
  padding:6px 0;
  transition:color .2s var(--ease);
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-4px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--brand-dark);font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-cta{display:inline-flex;}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  padding:0 11px;
}
.nav-toggle span{
  display:block;
  height:2px;
  border-radius:2px;
  background:var(--ink);
  transition:transform .25s var(--ease),opacity .25s var(--ease);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
/* 移动抽屉 */
.drawer-overlay{
  position:fixed;
  inset:0;
  background:rgba(11,28,25,.42);
  opacity:0;
  visibility:hidden;
  transition:opacity .28s var(--ease),visibility .28s var(--ease);
  z-index:70;
}
.drawer-overlay.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;
  right:0;
  height:100%;
  width:min(360px,88vw);
  background:#fff;
  z-index:80;
  transform:translateX(102%);
  transition:transform .32s var(--ease);
  display:flex;
  flex-direction:column;
  padding:24px 22px 28px;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
}
.drawer-close{
  width:38px;height:38px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  font-size:20px;
  line-height:1;
  color:var(--ink-2);
}
.drawer-nav{display:flex;flex-direction:column;margin-top:6px;}
.drawer-nav a{
  font-size:18px;
  font-weight:600;
  color:var(--ink);
  padding:16px 2px;
  border-bottom:1px solid var(--line);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.drawer-nav a:hover{color:var(--brand);padding-left:6px;}
.drawer-nav a.active{color:var(--brand-dark);}
.drawer-cta{margin-top:auto;padding-top:26px;}
.drawer-cta .btn{width:100%;}
/* ================= 页头横幅 ================= */
.page-hero{
  position:relative;
  padding:26px 0 72px;
  background-color:#fff;
  background-image:
    radial-gradient(120% 90% at 88% -10%,rgba(255,122,51,.10) 0%,rgba(255,122,51,0) 60%),
    radial-gradient(90% 80% at 4% 0%,rgba(11,164,122,.10) 0%,rgba(11,164,122,0) 62%);
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-90px;
  bottom:-120px;
  width:420px;
  height:420px;
  border-radius:50%;
  border:1px solid rgba(11,164,122,.16);
  box-shadow:0 0 0 40px rgba(11,164,122,.05);
  pointer-events:none;
}
.hero-strip{
  height:6px;
  width:100%;
  background:var(--grad);
  border-radius:var(--r-pill);
  margin-bottom:34px;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-2);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .cur{color:var(--ink);font-weight:600;}
.page-hero h1{
  font-size:clamp(28px,4vw,46px);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.01em;
  max-width:880px;
}
.page-hero h1 em{
  font-style:normal;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  margin-top:20px;
  max-width:760px;
  font-size:17px;
  line-height:1.9;
  color:var(--ink-2);
}
/* ================= 板块 ================= */
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{
  font-size:clamp(24px,2.6vw,34px);
  font-weight:700;
  line-height:1.3;
}
.section-head p{margin-top:14px;color:var(--ink-2);}
/* ================= 交替图文 ================= */
.feature-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  padding:36px 0;
}
.feature-row + .feature-row{border-top:1px solid var(--line);}
.feature-row.reverse .feature-media{order:2;}
.feature-row.reverse .feature-body{order:1;}
.feature-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh);
  background:#fff;
}
.feature-media img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.feature-media:hover img{transform:scale(1.04);}
.feature-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(160deg,rgba(11,164,122,.14),rgba(255,122,51,.10));
  pointer-events:none;
}
.media-tag{
  position:absolute;
  left:18px;
  top:18px;
  z-index:2;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(11,28,25,.72);
  color:#EAF6F1;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  backdrop-filter:blur(4px);
}
.feature-body h3{
  font-size:20px;
  font-weight:700;
  line-height:1.5;
  margin-bottom:14px;
}
.feature-body h2{
  font-size:clamp(22px,2.3vw,30px);
  font-weight:700;
  line-height:1.35;
  margin-bottom:16px;
}
.feature-body p{color:var(--ink-2);max-width:620px;}
.feature-list{margin:22px 0 26px;display:flex;flex-direction:column;gap:12px;}
.feature-list li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  color:var(--ink-2);
  line-height:1.8;
}
.feature-list li::before{
  content:"";
  position:absolute;
  left:2px;
  top:11px;
  width:8px;
  height:8px;
  border-radius:50%;
  border:2px solid var(--brand);
  background:#fff;
}
/* ================= 深色数据带 ================= */
.dark-band{
  position:relative;
  background:var(--deep);
  color:#fff;
  padding:88px 0;
  overflow:hidden;
}
.dark-band::before{
  content:"";
  position:absolute;
  left:-140px;
  top:-160px;
  width:520px;
  height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.28),rgba(11,164,122,0) 68%);
  pointer-events:none;
}
.dark-band .section-head h2{color:#fff;}
.dark-band .section-head p{color:#A9BAB5;}
.dark-band .eyebrow{color:#5FD6AF;}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  border-top:1px solid rgba(255,255,255,.12);
}
.stat{
  padding:32px 28px 8px 0;
  border-right:1px solid rgba(255,255,255,.12);
}
.stat:last-child{border-right:0;}
.stat-num{
  font-size:clamp(36px,4vw,52px);
  font-weight:800;
  line-height:1.1;
  background:linear-gradient(120deg,#35C48F 0%,#FF7A33 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-num small{font-size:16px;font-weight:600;margin-left:4px;-webkit-text-fill-color:#B9C6C2;color:#B9C6C2;}
.stat-label{
  margin-top:10px;
  font-size:13px;
  line-height:1.7;
  color:#B9C6C2;
}
/* ================= 清单卡 ================= */
.check-wrap{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:start;
}
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:var(--sh);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.check-list{display:flex;flex-direction:column;}
.check-item{
  display:flex;
  gap:18px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
}
.check-item:last-child{border-bottom:0;padding-bottom:0;}
.check-item:first-child{padding-top:0;}
.check-num{
  flex-shrink:0;
  font-size:15px;
  font-weight:800;
  color:var(--brand);
  width:34px;
  line-height:1.6;
}
.check-item h4{font-size:16px;font-weight:700;margin-bottom:6px;}
.check-item p{font-size:14.5px;color:var(--ink-2);}
.side-note{background:linear-gradient(180deg,#FFFFFF,#FBFDFC);}
.side-note h3{font-size:18px;font-weight:700;margin-bottom:14px;}
.side-note ul{display:flex;flex-direction:column;gap:12px;margin-top:18px;}
.side-note li{
  position:relative;
  padding-left:22px;
  font-size:14.5px;
  color:var(--ink-2);
}
.side-note li::before{
  content:"";
  position:absolute;
  left:0;
  top:10px;
  width:9px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
}
/* ================= FAQ ================= */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.faq-item[open]{
  background:linear-gradient(180deg,#FFFFFF,#F4FBF8);
  border-color:#CFE8DE;
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 24px;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  position:relative;
  flex-shrink:0;
  width:22px;
  height:22px;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand);
  border-radius:2px;
  transition:transform .22s var(--ease);
}
.faq-icon::before{left:50%;top:2px;width:2px;height:18px;transform:translateX(-50%);}
.faq-icon::after{top:50%;left:2px;height:2px;width:18px;transform:translateY(-50%);}
.faq-item[open] .faq-icon::before{transform:translateX(-50%) rotate(45deg);}
.faq-item[open] .faq-icon::after{transform:translateY(-50%) rotate(45deg);}
.faq-body{
  padding:0 24px 22px;
  font-size:15px;
  color:var(--ink-2);
  line-height:1.9;
}
/* ================= 页尾 CTA ================= */
.cta-card{
  position:relative;
  border-radius:var(--r-xl);
  background:var(--grad);
  color:#fff;
  padding:56px;
  overflow:hidden;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:40px;
  align-items:center;
  box-shadow:0 26px 60px -30px rgba(11,164,122,.6);
}
.cta-card::after{
  content:"";
  position:absolute;
  right:-70px;
  bottom:-110px;
  width:320px;
  height:320px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.28);
  pointer-events:none;
}
.cta-card h2{
  font-size:clamp(24px,2.6vw,34px);
  font-weight:800;
  line-height:1.32;
  color:#fff;
}
.cta-card p{margin-top:14px;color:rgba(255,255,255,.9);max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.btn-on-grad{
  background:#fff;
  color:var(--brand-dark);
  box-shadow:0 12px 26px -14px rgba(11,28,25,.5);
}
.btn-on-grad:hover{transform:translateY(-2px);box-shadow:0 18px 34px -16px rgba(11,28,25,.55);}
.btn-outline-light{
  border:1px solid rgba(255,255,255,.65);
  color:#fff;
}
.btn-outline-light:hover{background:rgba(255,255,255,.16);transform:translateY(-2px);}
.back-home{
  margin-top:32px;
  text-align:center;
  font-size:14px;
  color:var(--ink-2);
}
.back-home a{color:var(--brand-dark);font-weight:600;}
.back-home a:hover{color:var(--brand);}
/* ================= 页脚 ================= */
.site-footer{
  position:relative;
  background:var(--deep);
  color:#B9C6C2;
  padding:72px 0 28px;
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  left:50%;
  top:-180px;
  width:620px;
  height:620px;
  transform:translateX(-50%);
  border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.20),rgba(11,164,122,0) 70%);
  pointer-events:none;
}
.footer-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand strong{
  color:#fff;
  font-size:16px;
  font-weight:700;
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:600;
  margin-bottom:18px;
}
.footer-col p{font-size:14px;line-height:1.8;margin-bottom:8px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a{
  font-size:14px;
  color:#B9C6C2;
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.footer-col ul a:hover{color:var(--brand);padding-left:4px;}
.footer-bottom{
  position:relative;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:24px;
  font-size:13px;
  color:#8FA29D;
}
/* ================= 响应式 ================= */
@media (max-width:1199px){
  .container{padding:0 28px;}
  .section{padding:88px 0;}
  .feature-row{gap:44px;}
}
@media (max-width:1024px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .section{padding:72px 0;}
  .dark-band{padding:72px 0;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .stat{padding:28px 22px 6px 0;}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(3),.stat:nth-child(4){border-top:1px solid rgba(255,255,255,.12);}
  .stat:nth-child(4){border-right:0;}
  .check-wrap{grid-template-columns:1fr;gap:28px;}
  .cta-card{grid-template-columns:1fr;padding:44px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .section,.section-tight{padding:56px 0;}
  .page-hero{padding:18px 0 52px;}
  .hero-strip{margin-bottom:26px;}
  .feature-row{grid-template-columns:1fr;gap:26px;padding:26px 0;}
  .feature-row.reverse .feature-media{order:0;}
  .feature-row.reverse .feature-body{order:0;}
  .feature-media img{aspect-ratio:16/10;}
  .card{padding:24px;}
  .faq-item summary{padding:18px 18px;font-size:15.5px;}
  .faq-body{padding:0 18px 20px;}
  .cta-card{padding:34px 24px;border-radius:var(--r-lg);}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .dark-band{padding:56px 0;}
}
@media (max-width:520px){
  .page-hero h1{font-size:26px;}
  .hero-lead{font-size:15.5px;}
  .stat-grid{grid-template-columns:1fr;}
  .stat{border-right:0 !important;padding:22px 0 6px;}
  .stat + .stat{border-top:1px solid rgba(255,255,255,.12);}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;}
  .check-item{gap:12px;}
}

/* roulang page: category2 */
:root{
  --brand:#0BA47A;
  --brand-dark:#075E52;
  --brand-soft:#E6F6F1;
  --accent:#FF7A33;
  --accent-soft:#FFE9DC;
  --bg:#F6F7F5;
  --card:#FFFFFF;
  --ink:#10231F;
  --muted:#4A5C58;
  --line:#E3E8E5;
  --dark:#0B1C19;
  --grad:linear-gradient(120deg,#0BA47A 0%,#35C48F 45%,#FF7A33 100%);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-sm:0 1px 2px rgba(16,35,31,.04),0 8px 24px -12px rgba(16,35,31,.10);
  --shadow-lg:0 18px 40px -18px rgba(16,35,31,.16);
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--ink);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.num,time{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media(min-width:576px){.container{padding:0 28px}}
@media(min-width:992px){.container{padding:0 32px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px -14px rgba(11,164,122,.75)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px -16px rgba(11,164,122,.85)}
.btn-ghost{border-color:var(--brand-dark);color:var(--brand-dark);background:transparent}
.btn-ghost:hover{background:var(--accent-soft);border-color:var(--accent);color:#B24A11;transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-dark)}
.link-arrow .arw{transition:transform .2s ease}
.link-arrow:hover .arw{transform:translateX(3px)}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;font-size:12.5px;font-weight:600;line-height:1.6}
.badge-green{background:var(--brand-soft);color:#05674F}
.badge-orange{background:var(--accent-soft);color:#B24A11}
.badge-line{background:transparent;border:1px solid var(--line);color:var(--muted)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.88);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand{display:inline-flex;align-items:center;gap:11px;font-size:17px;font-weight:700;letter-spacing:.2px}
.brand-mark{
  width:36px;height:36px;border-radius:12px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;flex:none;
  box-shadow:0 8px 18px -10px rgba(11,164,122,.8)
}
.brand-mark svg{width:20px;height:20px}
.brand-text{white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{position:relative;font-size:15px;font-weight:500;color:var(--muted);padding:6px 0;transition:color .2s ease}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .22s ease
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand-dark);font-weight:600}
.header-actions{display:flex;align-items:center;gap:14px}
.hamburger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px
}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.drawer{
  position:fixed;inset:0 0 0 auto;width:min(340px,86vw);background:#fff;z-index:80;
  transform:translateX(100%);transition:transform .28s ease;
  padding:22px 22px 28px;display:flex;flex-direction:column;gap:18px;
  box-shadow:-20px 0 50px -30px rgba(16,35,31,.5);overflow-y:auto
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;line-height:1}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{font-size:18px;font-weight:500;padding:14px 2px;border-bottom:1px solid var(--line);color:var(--muted)}
.drawer-nav a.active{color:var(--brand-dark);font-weight:600}
.drawer-cta{margin-top:auto;display:block;text-align:center}
.scrim{position:fixed;inset:0;background:rgba(11,28,25,.45);opacity:0;pointer-events:none;transition:opacity .28s ease;z-index:70}
.scrim.open{opacity:1;pointer-events:auto}

@media(max-width:991px){
  .nav-links{display:none}
  .header-actions .btn{display:none}
  .hamburger{display:inline-flex}
  .header-inner{height:68px}
  .brand{font-size:16px}
}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(115deg,rgba(11,28,25,.90) 0%,rgba(7,94,82,.86) 55%,rgba(11,164,122,.72) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:#fff;padding:64px 0 68px;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(255,255,255,.10);pointer-events:none
}
.page-hero .ribbon{
  display:block;width:88px;height:5px;border-radius:999px;background:var(--grad);margin-bottom:22px
}
.breadcrumb{font-size:13px;color:rgba(255,255,255,.72);display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{opacity:.6}
.page-hero h1{
  font-size:clamp(28px,4.1vw,48px);font-weight:800;line-height:1.2;letter-spacing:-.4px;
  max-width:900px;margin-bottom:18px
}
.page-hero h1 em{font-style:normal;background:linear-gradient(120deg,#63E0B4 0%,#FFB27A 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero p{max-width:760px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.86)}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags .badge{background:rgba(255,255,255,.12);color:#EAF7F2;border:1px solid rgba(255,255,255,.18)}

/* ---------- 区块 ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:76px 0}}
@media(min-width:992px){.section{padding:96px 0}}
.section-head{max-width:760px;margin-bottom:40px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-dark);letter-spacing:.4px;margin-bottom:14px}
.section-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:999px;background:var(--grad)}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.3px;margin-bottom:14px}
.section-head p{color:var(--muted);font-size:15.5px;max-width:720px}

/* ---------- 深色数据带 ---------- */
.stat-band{background:var(--dark);color:#fff;padding:52px 0;position:relative;overflow:hidden}
.stat-band::before{
  content:"";position:absolute;left:-80px;bottom:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.30),transparent 68%);pointer-events:none
}
.stat-band h2{font-size:clamp(21px,2.1vw,27px);font-weight:700;margin-bottom:30px;position:relative}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.stat-item{padding:6px 26px;border-left:1px solid rgba(255,255,255,.12)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-value{font-size:clamp(34px,4vw,52px);font-weight:800;line-height:1.1;background:linear-gradient(120deg,#4FD8A8,#FFB27A);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.stat-label{margin-top:8px;font-size:13px;color:rgba(255,255,255,.62);line-height:1.7}
@media(max-width:767px){
  .stat-grid{grid-template-columns:1fr 1fr;gap:26px 0}
  .stat-item{padding:0 18px}
  .stat-item:nth-child(odd){border-left:0;padding-left:0}
}

/* ---------- 时间线 ---------- */
.timeline{position:relative;max-width:920px}
.timeline::before{
  content:"";position:absolute;left:23px;top:12px;bottom:12px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(11,164,122,.85),rgba(255,122,51,.45));opacity:.45
}
.tl-item{position:relative;display:grid;grid-template-columns:48px 1fr;gap:22px;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-node{
  width:48px;height:48px;border-radius:50%;background:#fff;border:2px solid var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
  color:var(--brand-dark);font-variant-numeric:tabular-nums;z-index:1;box-shadow:0 0 0 6px rgba(11,164,122,.08)
}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 28px;box-shadow:var(--shadow-sm);transition:transform .22s ease,box-shadow .22s ease
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:12px;font-size:13px;color:var(--muted)}
.tl-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.tl-card p{color:var(--muted);font-size:15.5px;max-width:700px}
.tl-list{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:16px;padding-top:16px;border-top:1px dashed var(--line)}
.tl-list li{position:relative;padding-left:16px;font-size:14px;color:var(--muted)}
.tl-list li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--brand)}
@media(max-width:575px){
  .timeline::before{left:17px}
  .tl-item{grid-template-columns:36px 1fr;gap:14px}
  .tl-node{width:36px;height:36px;font-size:12.5px}
  .tl-card{padding:20px 18px;border-radius:var(--radius-md)}
}

/* ---------- 活动类型卡 ---------- */
.type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.type-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease
}
.type-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.type-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.type-media img{width:100%;height:100%;transition:transform .4s ease}
.type-card:hover .type-media img{transform:scale(1.04)}
.type-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,28,25,0) 45%,rgba(11,28,25,.45))}
.type-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.type-body h3{font-size:18px;font-weight:700}
.type-body p{color:var(--muted);font-size:15px}
.type-body .link-arrow{margin-top:auto}
@media(max-width:575px){
  .type-grid{grid-template-columns:1fr;gap:18px}
  .type-body{padding:18px 18px 20px}
}

/* ---------- 更新节拍 ---------- */
.cadence{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.cadence-row{display:grid;grid-template-columns:170px 1fr;gap:22px;padding:22px 26px;border-top:1px solid var(--line);align-items:start}
.cadence-row:first-child{border-top:0}
.cadence-row .when{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--brand-dark)}
.cadence-row .when i{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none;font-style:normal}
.cadence-row p{font-size:15px;color:var(--muted)}
@media(max-width:767px){
  .cadence-row{grid-template-columns:1fr;gap:8px;padding:18px 18px}
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;transition:background .2s ease,border-color .2s ease}
.faq-item.open{background:var(--brand-soft);border-color:rgba(11,164,122,.28)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:700;color:var(--ink)
}
.faq-icon{position:relative;width:20px;height:20px;flex:none}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand-dark);border-radius:2px;transition:transform .2s ease}
.faq-icon::before{left:9px;top:2px;width:2px;height:16px}
.faq-icon::after{left:2px;top:9px;width:16px;height:2px}
.faq-item.open .faq-icon::before{transform:rotate(45deg)}
.faq-item.open .faq-icon::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a-inner{padding:0 24px 22px;color:var(--muted);font-size:15.5px;max-width:780px}
@media(max-width:575px){.faq-q{padding:16px 16px;font-size:15.5px}.faq-a-inner{padding:0 16px 18px}}

/* ---------- CTA ---------- */
.cta-wrap{padding:0 0 72px}
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;background:var(--grad);color:#fff;
  padding:44px 40px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;
  box-shadow:0 30px 60px -30px rgba(11,164,122,.75)
}
.cta-card::before{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);pointer-events:none
}
.cta-info{position:relative}
.cta-info h2{font-size:clamp(23px,2.5vw,32px);font-weight:700;line-height:1.32;margin-bottom:14px}
.cta-info p{color:rgba(255,255,255,.9);font-size:15.5px;max-width:440px}
.cta-list{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:rgba(255,255,255,.92)}
.cta-list li::before{content:"";width:7px;height:7px;border-radius:50%;background:#fff;margin-top:9px;flex:none}
.cta-back{margin-top:26px;display:inline-flex}
.cta-back a{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#fff;border-bottom:1px solid rgba(255,255,255,.6);padding-bottom:3px}
.cta-back a:hover{border-color:#fff}

.form-card{position:relative;background:rgba(255,255,255,.97);border-radius:22px;padding:26px;box-shadow:0 20px 46px -24px rgba(11,28,25,.5)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}
.field label{font-size:13.5px;font-weight:600;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;font-size:15px;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,164,122,.16)}
.field .hint{font-size:12.5px;color:var(--muted)}
.field.error input,.field.error select{border-color:#D94A3D}
.field.error .hint{color:#D94A3D}
.form-submit{width:100%;margin-top:6px}
.form-submit.is-loading{opacity:.82;cursor:progress}
.form-submit.is-done{background:#075E52;background-image:none}
@media(max-width:900px){
  .cta-card{grid-template-columns:1fr;gap:30px;padding:32px 22px;border-radius:24px}
  .form-row{grid-template-columns:1fr}
  .cta-info p{max-width:none}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#B9C6C2;position:relative;overflow:hidden;padding:64px 0 26px}
.site-footer::before{
  content:"";position:absolute;left:50%;top:-180px;transform:translateX(-50%);
  width:680px;height:400px;border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.22),transparent 68%);pointer-events:none
}
.footer-grid{position:relative;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:16px;font-weight:700}
.footer-brand .brand-mark{width:34px;height:34px}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-col p{font-size:14px;line-height:1.85;color:#B9C6C2;margin-bottom:10px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:14px;color:#B9C6C2;transition:color .2s ease}
.footer-col ul a:hover{color:var(--brand)}
.footer-bottom{
  position:relative;margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:13px;color:rgba(185,198,194,.82)
}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:575px){.footer-grid{grid-template-columns:1fr;gap:28px}.site-footer{padding:52px 0 22px}}

/* roulang page: article */
:root{
  --brand:#0BA47A;
  --brand-dark:#075E52;
  --brand-soft:#E4F5EF;
  --accent:#FF7A33;
  --accent-soft:#FFE9DC;
  --bg:#F6F7F5;
  --card:#FFFFFF;
  --ink:#10231F;
  --muted:#4A5C58;
  --line:#E3E8E5;
  --deep:#0B1C19;
  --grad:linear-gradient(120deg,#0BA47A 0%,#35C48F 45%,#FF7A33 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,35,31,.04),0 8px 24px -12px rgba(16,35,31,.10);
  --sh-2:0 18px 40px -18px rgba(16,35,31,.16);
  --sec-y:96px;
  --font:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
time,.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 24px -18px rgba(16,35,31,.35)}
.header-inner{display:flex;align-items:center;gap:32px;min-height:74px}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px -10px rgba(11,164,122,.75);
}
.brand-mark svg{width:22px;height:22px;display:block}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.2px;color:var(--ink)}
.brand-sub{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:1.4px}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:auto;font-size:15px;font-weight:500}
.nav-links a{position:relative;padding:26px 0;color:var(--muted)}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--ink);font-weight:600}
.nav-links a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:14px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:80;
  background:#fff;border-left:1px solid var(--line);
  padding:24px 22px 32px;
  transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.nav-drawer a{
  display:block;padding:16px 4px;font-size:18px;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.nav-drawer a.active{color:var(--brand-dark);font-weight:700}
.drawer-mask{
  position:fixed;inset:0;z-index:70;background:rgba(11,28,25,.42);
  opacity:0;pointer-events:none;transition:opacity .28s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer-cta{margin-top:auto;padding-top:24px}

/* ============ 按钮 / 徽章 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -14px rgba(11,164,122,.9)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{border:1px solid var(--brand-dark);color:var(--brand-dark);background:transparent}
.btn-ghost:hover{background:var(--accent-soft);color:var(--brand-dark);transform:translateY(-2px)}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--brand-dark);font-size:15px}
.link-arrow svg{width:14px;height:14px;transition:transform .2s ease}
.link-arrow:hover svg{transform:translateX(3px)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1.5;
}
.badge-green{background:var(--brand-soft);color:var(--brand-dark)}
.badge-orange{background:var(--accent-soft);color:#C4551C}

/* ============ 面包屑 ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);padding:16px 0;
}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand-dark)}
.crumb .sep{color:#B6C2BE}
.crumb .current{color:var(--ink);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章头 ============ */
.article-head{padding:48px 0 0}
.article-head-inner{max-width:860px}
.article-head h1{
  font-size:clamp(28px,3.6vw,42px);
  font-weight:800;line-height:1.24;letter-spacing:-.2px;
  margin:18px 0 20px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  font-size:13.5px;color:var(--muted);
  padding-bottom:22px;border-bottom:1px solid var(--line);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C6D2CE}
.article-meta strong{color:var(--ink);font-weight:600}

/* ============ 正文区布局 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);
  gap:56px;padding:44px 0 var(--sec-y);
}
.article-main{min-width:0}
.article-body{
  max-width:760px;
  font-size:16.5px;line-height:1.9;color:#1B2E2A;
}
.article-body>*+*{margin-top:1.2em}
.article-body h2{
  font-size:clamp(21px,2.1vw,26px);font-weight:700;line-height:1.4;
  margin:2.2em 0 .9em;padding-left:16px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:19px;font-weight:700;margin:1.8em 0 .7em}
.article-body strong{font-weight:700;color:var(--ink)}
.article-body ul,.article-body ol{padding-left:0;margin:1.2em 0}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.6em}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand);
}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.6em;counter-increment:li}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.35em;
  width:20px;height:20px;border-radius:6px;background:var(--brand-soft);color:var(--brand-dark);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:1.8em 0;padding:20px 24px;
  background:#fff;border-left:4px solid var(--brand);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--muted);box-shadow:var(--sh-1);
}
.article-body img{border-radius:var(--r-md);margin:1.8em auto;box-shadow:var(--sh-1)}
.article-body figure{margin:1.8em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body a{color:var(--brand-dark);border-bottom:1px solid rgba(11,164,122,.35)}
.article-body a:hover{color:var(--accent)}
.article-body table{width:100%;border-collapse:collapse;font-size:14.5px;margin:1.6em 0}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:#F1F5F3;font-weight:600}
.article-body tbody tr:nth-child(even){background:#FAFBFA}
.article-body code{background:#EFF4F2;padding:2px 6px;border-radius:6px;font-size:14px}

/* 空态 */
.empty-card{
  max-width:760px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:56px 32px;text-align:center;box-shadow:var(--sh-1);
}
.empty-card .ico{
  width:56px;height:56px;margin:0 auto 20px;border-radius:18px;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;
}
.empty-card .ico svg{width:26px;height:26px}
.empty-card h2{font-size:20px;margin-bottom:10px}
.empty-card p{color:var(--muted);font-size:14.5px;max-width:46ch;margin:0 auto 24px}

/* 侧栏 */
.article-aside{display:none}
.aside-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);
}
.aside-card+.aside-card{margin-top:20px}
.aside-card h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.aside-card h3::before{content:"";width:4px;height:16px;border-radius:4px;background:var(--grad)}
.aside-list li{padding:12px 0;border-bottom:1px solid var(--line)}
.aside-list li:last-child{border-bottom:0;padding-bottom:0}
.aside-list a{display:block;font-size:14.5px;line-height:1.6;color:var(--ink)}
.aside-list .t{display:block;font-size:12.5px;color:var(--muted);margin-top:6px}
.aside-contact{background:var(--deep);color:#DCE7E3;border-color:transparent}
.aside-contact h3{color:#fff}
.aside-contact h3::before{background:var(--grad)}
.aside-contact p{font-size:14px;color:#B9C6C2;margin-bottom:18px}

/* 尾部模块 */
.article-tail{max-width:760px}
.tail-block{margin-top:56px}
.tail-block>.label{
  font-size:13px;font-weight:600;color:var(--muted);letter-spacing:1px;margin-bottom:16px;display:block;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;padding:7px 15px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;font-size:13px;color:var(--muted);
  transition:all .2s ease;
}
.tag:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-soft)}
.pn-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.pn-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
}
.pn-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.pn-card .k{font-size:12.5px;color:var(--muted);letter-spacing:1px;display:block;margin-bottom:8px}
.pn-card .v{font-size:15.5px;font-weight:600;line-height:1.6;color:var(--ink)}
.pn-card.next{text-align:right}
.pn-card.next .v{color:var(--brand-dark)}
.pn-card.is-empty{background:#F1F5F3;border-style:dashed;box-shadow:none;cursor:default}
.pn-card.is-empty:hover{transform:none;box-shadow:none}
.pn-card.is-empty .v{color:var(--muted);font-weight:500}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.rel-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--grad)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body .badge{align-self:flex-start}
.rel-body h3{
  font-size:16px;font-weight:700;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-body p{
  font-size:13.8px;color:var(--muted);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:13px;color:var(--muted)}
.back-cat{margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}

/* ============ CTA ============ */
.cta-section{padding:0 0 var(--sec-y)}
.cta-card{
  background:var(--grad);border-radius:28px;padding:56px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  color:#fff;box-shadow:0 30px 60px -30px rgba(11,164,122,.55);
}
.cta-card h2{font-size:clamp(22px,2.4vw,30px);color:#fff;margin-bottom:14px}
.cta-card p{color:rgba(255,255,255,.9);font-size:15px;margin:0}
.cta-points{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.cta-points span{
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.26);
  padding:7px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:600;
}
.cta-form{background:#fff;border-radius:20px;padding:26px}
.cta-form .field{margin-bottom:14px}
.cta-form label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px}
.cta-form input,.cta-form select,.cta-form textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#FAFBFA;font-size:14.5px;
  transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.cta-form textarea{min-height:88px;resize:vertical}
.cta-form input:focus,.cta-form select:focus,.cta-form textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(11,164,122,.14);
}
.cta-form .hint{font-size:12.5px;color:var(--muted);margin-top:10px;line-height:1.6}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:var(--deep);color:#B9C6C2;padding:72px 0 0;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;top:-160px;left:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.28),transparent 68%);
}
.footer-grid{
  position:relative;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:16px}
.footer-brand strong{color:#fff;font-size:17px;font-weight:700}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px}
.footer-col p{font-size:14px;line-height:1.8;color:#B9C6C2;margin:0 0 12px}
.footer-col ul li{margin-bottom:12px}
.footer-col ul a{font-size:14px;color:#B9C6C2}
.footer-col ul a:hover{color:var(--brand)}
.footer-bottom{
  position:relative;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);padding:24px 0 32px;
  font-size:13px;color:#8FA39E;
}

/* ============ 响应式 ============ */
@media (min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:64px}
  .article-aside{display:block}
  .aside-inner{position:sticky;top:104px}
}
@media (max-width:1199px){
  :root{--sec-y:80px}
  .cta-card{grid-template-columns:1fr;gap:34px;padding:44px}
}
@media (max-width:991px){
  .container{padding:0 28px}
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .header-inner{min-height:66px;justify-content:space-between}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .rel-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  :root{--sec-y:64px}
  body{font-size:15.5px}
  .article-head{padding-top:32px}
  .article-layout{padding-top:32px;gap:40px}
  .article-body{font-size:16px}
  .rel-grid{grid-template-columns:1fr}
  .pn-grid{grid-template-columns:1fr}
  .pn-card.next{text-align:left}
  .cta-card{padding:32px 24px;border-radius:22px}
  .cta-form{padding:20px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:575px){
  .container{padding:0 20px}
  .brand-text{font-size:15px}
  .brand-sub{display:none}
  .header-actions .btn{display:none}
  .article-meta{gap:8px 14px;font-size:13px}
  .footer-bottom{flex-direction:column}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
}

/* roulang page: category3 */
:root{
  --brand:#0BA47A;
  --brand-dark:#075E52;
  --brand-soft:#E6F6F1;
  --accent:#FF7A33;
  --accent-soft:#FFE9DC;
  --bg:#F6F7F5;
  --card:#FFFFFF;
  --ink:#10231F;
  --muted:#4A5C58;
  --line:#E3E8E5;
  --dark:#0B1C19;
  --grad:linear-gradient(120deg,#0BA47A 0%,#35C48F 45%,#FF7A33 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --sh:0 1px 2px rgba(16,35,31,.04),0 8px 24px -12px rgba(16,35,31,.10);
  --sh-hover:0 18px 40px -18px rgba(16,35,31,.16);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);color:var(--ink);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,#0BA47A,#35C48F);
  display:grid;place-items:center;flex:0 0 34px;
  box-shadow:0 8px 18px -10px rgba(11,164,122,.75);
}
.brand-mark svg{width:20px;height:20px}
.brand-name{font-size:16px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-links a{
  position:relative;font-size:15px;font-weight:500;color:var(--muted);
  padding:6px 0;transition:color .2s var(--ease);white-space:nowrap;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--brand-dark)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;
  border-radius:2px;background:var(--grad);
}
.header-right{display:flex;align-items:center;gap:12px;margin-left:4px}
.nav-cta{
  display:inline-flex;align-items:center;
  padding:10px 20px;border-radius:999px;
  background:var(--grad);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 10px 22px -12px rgba(11,164,122,.85);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 16px 30px -14px rgba(11,164,122,.9)}
.menu-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border:1px solid var(--line);border-radius:12px;
  background:#fff;cursor:pointer;padding:0 10px;
}
.menu-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s var(--ease),opacity .2s}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(11,28,25,.45);
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease);z-index:70;
}
.drawer-backdrop.open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(88vw,360px);
  background:#fff;z-index:80;padding:26px 22px;
  display:flex;flex-direction:column;
  transform:translateX(101%);transition:transform .32s var(--ease);
  box-shadow:-24px 0 48px -24px rgba(16,35,31,.35);overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:15px;font-weight:800}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:#fff;cursor:pointer;font-size:18px;line-height:1;color:var(--muted);
}
.drawer nav{display:flex;flex-direction:column;margin-top:8px}
.drawer nav a{
  font-size:18px;font-weight:600;color:var(--ink);
  padding:16px 2px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
}
.drawer nav a.active{color:var(--brand-dark)}
.drawer nav a::after{content:"→";font-size:14px;color:#B9C6C2}
.drawer .drawer-cta{
  margin-top:24px;display:block;text-align:center;
  padding:15px 20px;border-radius:999px;background:var(--grad);
  color:#fff;font-weight:700;font-size:15px;
}

/* ---------- page head ---------- */
.page-head{position:relative;background:#fff;border-bottom:1px solid var(--line);overflow:hidden}
.grad-line{height:4px;background:var(--grad)}
.page-head::after{
  content:"";position:absolute;right:-80px;top:-70px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.12),rgba(11,164,122,0) 68%);
  pointer-events:none;
}
.page-head::before{
  content:"";position:absolute;left:-40px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(11,164,122,.14);
  pointer-events:none;
}
.head-inner{position:relative;z-index:2;padding-top:40px;padding-bottom:56px}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted)}
.crumb a{transition:color .2s var(--ease)}
.crumb a:hover{color:var(--brand-dark)}
.crumb .sep{color:#B9C6C2}
.page-head h1{
  margin-top:22px;max-width:900px;
  font-size:clamp(30px,4.4vw,48px);font-weight:800;line-height:1.18;letter-spacing:-.4px;
}
.page-head h1 em{
  font-style:normal;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.head-lead{margin-top:20px;max-width:760px;font-size:16px;color:var(--muted);line-height:1.85}
.head-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--brand-soft);color:var(--brand-dark);border:1px solid #C8EBE0;
}
.pill.orange{background:var(--accent-soft);color:#B54A14;border-color:#FFD9C2}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section.tight{padding-top:0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{
  font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.3px;max-width:640px;
}
.section-head p{max-width:480px;font-size:15px;color:var(--muted)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-dark);
  letter-spacing:.6px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:4px;border-radius:2px;background:var(--grad)}

/* ---------- filter bar ---------- */
.filter-wrap{padding-top:0;padding-bottom:72px}
.filter-bar{
  position:relative;z-index:5;margin-top:-28px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh);padding:18px 22px;
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
}
.filter-label{font-size:13px;font-weight:700;color:var(--ink)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  font-size:13px;font-weight:600;padding:7px 15px;border-radius:999px;
  background:var(--bg);color:var(--muted);border:1px solid var(--line);
}
.chip.is-on{background:var(--accent-soft);color:#B54A14;border-color:#FFD9C2}
.filter-note{font-size:13px;color:var(--muted);margin-left:auto}

/* ---------- card matrix ---------- */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.v-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);transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.v-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.v-thumb{
  aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(120deg,#0BA47A,#35C48F 45%,#FF7A33);
}
.v-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.v-card:hover .v-thumb img{transform:scale(1.04)}
.v-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.v-tag{
  align-self:flex-start;font-size:12.5px;font-weight:600;
  padding:5px 12px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);
}
.v-tag.orange{background:var(--accent-soft);color:#B54A14}
.v-title{font-size:19px;font-weight:700;line-height:1.4}
.v-desc{font-size:14px;color:var(--muted);line-height:1.75}
.v-meta{font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:14px}
.v-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand-dark);
  transition:gap .25s var(--ease),color .2s;
}
.v-card:hover .v-link{gap:12px}

/* ---------- stat band ---------- */
.stat-band{
  position:relative;color:#fff;padding:88px 0;
  background:var(--dark) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.stat-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,28,25,.95),rgba(11,28,25,.88));
}
.stat-band::after{
  content:"";position:absolute;left:50%;top:-180px;width:640px;height:420px;
  transform:translateX(-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.28),rgba(11,164,122,0) 70%);
}
.stat-inner{position:relative;z-index:2}
.stat-inner h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;color:#fff;max-width:680px}
.stat-inner .stat-sub{margin-top:14px;font-size:15px;color:#B9C6C2;max-width:640px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:48px}
.stat{padding:0 26px}
.stat + .stat{border-left:1px solid rgba(255,255,255,.12)}
.stat b{
  display:block;font-size:clamp(32px,4vw,50px);font-weight:800;line-height:1.1;
  font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat span{display:block;margin-top:10px;font-size:13px;color:#B9C6C2}

/* ---------- scope ---------- */
.scope-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.scope-text p{font-size:16px;color:var(--muted);line-height:1.9;max-width:620px}
.scope-text p + p{margin-top:18px}
.scope-list{display:grid;gap:14px}
.scope-item{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--sh);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.scope-item:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.scope-item .num{
  flex:0 0 34px;height:34px;border-radius:10px;
  display:grid;place-items:center;font-size:13px;font-weight:800;
  color:var(--brand-dark);background:var(--brand-soft);
}
.scope-item h3{font-size:16px;font-weight:700;line-height:1.5}
.scope-item p{font-size:13.5px;color:var(--muted);line-height:1.7;margin-top:4px}

/* ---------- tips ---------- */
.tips{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tip{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:26px 24px;box-shadow:var(--sh);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.tip:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.tip .dot{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--accent-soft);color:#B54A14;font-weight:800;font-size:14px;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.tip h3{font-size:17px;font-weight:700;line-height:1.5}
.tip p{font-size:14px;color:var(--muted);line-height:1.75;margin-top:8px}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh);overflow:hidden;
}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;font-size:16px;font-weight:700;cursor:pointer;list-style:none;
  transition:background .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);color:var(--brand-dark);
  display:grid;place-items:center;font-size:17px;font-weight:400;line-height:1;
  transition:transform .2s var(--ease),background .2s,color .2s;
}
.faq-item[open] summary{background:#F1FAF7}
.faq-item[open] summary::after{transform:rotate(45deg);background:var(--brand-soft)}
.faq-item .faq-a{padding:0 22px 22px;font-size:15px;color:var(--muted);line-height:1.85}

/* ---------- cta ---------- */
.cta-section{padding-top:0}
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;padding:52px 48px;
  background:var(--grad);color:#fff;
  display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;
  box-shadow:0 28px 60px -28px rgba(11,164,122,.6);
}
.cta-card::after{
  content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(255,255,255,.28);
}
.cta-card h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.32}
.cta-card p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.9);max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-size:15px;font-weight:600;
  padding:14px 26px;border:1px solid transparent;cursor:pointer;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 14px 30px -16px rgba(11,164,122,.9);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 38px -18px rgba(11,164,122,.95)}
.btn-ghost{background:transparent;border-color:var(--brand-dark);color:var(--brand-dark)}
.btn-ghost:hover{background:var(--accent-soft);border-color:var(--accent);color:#B54A14;transform:translateY(-2px)}
.btn-on-grad{background:#fff;color:var(--brand-dark);box-shadow:0 14px 30px -18px rgba(11,28,25,.5)}
.btn-on-grad:hover{transform:translateY(-2px);box-shadow:0 20px 38px -20px rgba(11,28,25,.55)}
.btn-outline-white{background:transparent;border-color:rgba(255,255,255,.7);color:#fff}
.btn-outline-white:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.back-home{
  margin-top:26px;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand-dark);
  transition:gap .25s var(--ease);
}
.back-home:hover{gap:14px}

/* ---------- footer ---------- */
.site-footer{
  position:relative;overflow:hidden;background:var(--dark);color:#B9C6C2;
  padding:72px 0 28px;margin-top:96px;
}
.site-footer::after{
  content:"";position:absolute;left:-120px;top:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.22),rgba(11,164,122,0) 70%);
  pointer-events:none;
}
.footer-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800}
.footer-col p{font-size:14px;line-height:1.8;color:#B9C6C2}
.footer-col p + p{margin-top:10px}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{font-size:14px;color:#B9C6C2;transition:color .2s var(--ease)}
.footer-col ul a:hover{color:var(--brand)}
.footer-bottom{
  position:relative;z-index:2;
  margin-top:48px;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:#8FA19D;
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .container{padding:0 28px}
  .nav-links{gap:22px}
  .matrix{gap:20px}
}
@media (max-width:991px){
  .container{padding:0 28px}
  .nav-links{display:none}
  .menu-toggle{display:flex}
  .header-right{margin-left:auto}
  .header-inner{height:68px}
  .section{padding:72px 0}
  .matrix{grid-template-columns:repeat(2,1fr)}
  .scope-wrap{grid-template-columns:1fr;gap:32px}
  .tips{grid-template-columns:1fr 1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:36px 0}
  .stat:nth-child(odd){border-left:none;padding-left:0}
  .stat:nth-child(even){padding-right:0}
  .cta-card{grid-template-columns:1fr;padding:44px 34px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .head-inner{padding-top:30px;padding-bottom:44px}
  .filter-bar{margin-top:-20px;padding:16px;gap:10px}
  .filter-note{margin-left:0;width:100%}
  .tips{grid-template-columns:1fr}
  .section-head{margin-bottom:28px}
  .cta-card{padding:36px 24px;border-radius:24px}
  .btn{width:100%}
  .cta-actions{width:100%}
  .footer-bottom{flex-direction:column}
}
@media (max-width:575px){
  .matrix{grid-template-columns:1fr}
  .stat{padding:0 18px}
  .stat b{font-size:32px}
  .page-head h1{font-size:29px}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{margin-top:64px;padding-top:56px}
}

/* roulang page: category4 */
:root{
  --brand:#0BA47A;
  --brand-dark:#075E52;
  --brand-soft:#E4F5EF;
  --accent:#FF7A33;
  --accent-soft:#FFE9DC;
  --bg:#F6F7F5;
  --card:#FFFFFF;
  --ink:#10231F;
  --muted:#4A5C58;
  --line:#E3E8E5;
  --deep:#0B1C19;
  --grad:linear-gradient(120deg,#0BA47A 0%,#35C48F 45%,#FF7A33 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --pill:999px;
  --sh:0 1px 2px rgba(16,35,31,.04),0 8px 24px -12px rgba(16,35,31,.10);
  --sh-hover:0 18px 40px -18px rgba(16,35,31,.16);
  --container:1200px;
  --font:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.num,.stat-num,time,.data-num{font-variant-numeric:tabular-nums}

/* ---------- 按钮 / 徽章 / 文字链 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--pill);
  font-size:15px;font-weight:600;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;border:1px solid transparent;
}
.btn-primary{background:var(--grad);background-size:160% 100%;color:#fff;box-shadow:0 10px 24px -14px rgba(11,164,122,.8)}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:0 18px 34px -16px rgba(11,164,122,.7)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px -12px rgba(11,164,122,.8)}
.btn-ghost{border-color:#C9D6D2;color:var(--brand-dark);background:#fff}
.btn-ghost:hover{background:var(--accent-soft);border-color:#F3C7AB;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-dark)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--pill);
  font-size:13px;font-weight:600;line-height:1.5;
}
.badge-green{background:var(--brand-soft);color:var(--brand-dark)}
.badge-orange{background:var(--accent-soft);color:#B94C10}
.badge-line{border:1px solid rgba(11,164,122,.35);color:var(--brand-dark);background:#fff}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-dark);transition:color .2s ease}
.text-link span{transition:transform .2s ease;display:inline-block}
.text-link:hover{color:var(--accent)}
.text-link:hover span{transform:translateX(3px)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px -22px rgba(16,35,31,.35);background:rgba(255,255,255,.94)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:.2px;color:var(--ink)}
.brand-mark{
  width:36px;height:36px;border-radius:12px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.brand-mark svg{width:20px;height:20px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{
  position:relative;font-size:15px;font-weight:500;color:var(--muted);
  padding:6px 0;transition:color .2s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand-dark);font-weight:600}
.nav-links a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:14px}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;background:#fff;
}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,28,25,.42);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.drawer-mask.open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);background:#fff;z-index:80;
  transform:translateX(102%);transition:transform .28s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:24px 22px;overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);font-size:18px;line-height:1;color:var(--muted)}
.drawer-links{display:flex;flex-direction:column;padding:8px 0}
.drawer-links a{font-size:18px;font-weight:500;padding:16px 2px;border-bottom:1px solid var(--line);color:var(--muted)}
.drawer-links a.active{color:var(--brand-dark);font-weight:700}
.drawer-cta{margin-top:22px}
.drawer-cta .btn{width:100%}

/* ---------- 页头 ---------- */
.page-hero{position:relative;padding:96px 0 72px;overflow:hidden;background:#fff}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.10;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,.86) 0%,rgba(255,255,255,.96) 62%,#ffffff 100%);
}
.page-hero .container{position:relative;z-index:2}
.hero-band{position:absolute;top:0;left:0;right:0;height:6px;background:var(--grad);z-index:3}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px}
.breadcrumb a{color:var(--muted);transition:color .2s ease}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span.sep{color:#B8C4C0}
.page-hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:800;line-height:1.18;letter-spacing:-.4px;
  margin:16px 0 0;max-width:920px;
}
.page-hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{max-width:760px;font-size:17px;line-height:1.85;color:var(--muted);margin-top:20px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-dark);letter-spacing:.6px;text-transform:uppercase}
.eyebrow::before{content:"";width:22px;height:4px;border-radius:4px;background:var(--grad)}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;margin-top:14px}
.section-head p{margin-top:14px;color:var(--muted);max-width:760px}
.section-split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}

/* ---------- 对照表格 ---------- */
.table-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh);overflow:hidden;
}
.table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
table.data-table{min-width:760px;font-size:14.5px}
table.data-table thead th{
  text-align:left;padding:18px 22px;font-size:13px;font-weight:600;letter-spacing:.4px;
  color:#EAF6F2;background:var(--deep);white-space:nowrap;
}
table.data-table tbody td{padding:18px 22px;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:top;line-height:1.75}
table.data-table tbody tr:nth-child(even){background:#FAFBFA}
table.data-table tbody tr:hover{background:var(--brand-soft)}
table.data-table tbody td:first-child{font-weight:700;color:var(--ink);white-space:nowrap}
table.data-table tbody tr:last-child td{border-bottom:0}
.cell-tag{display:inline-block;padding:2px 10px;border-radius:var(--pill);background:var(--brand-soft);color:var(--brand-dark);font-size:12.5px;font-weight:600}
.table-foot{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding:18px 22px;border-top:1px solid var(--line);background:#fff;font-size:13.5px;color:var(--muted)}

/* ---------- 双列对比卡 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.compare-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.compare-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#CFDCD8}
.compare-card.highlight{background:#fff;border-color:#CFE6DE}
.compare-card.highlight::before{content:"";display:block;height:4px;width:64px;border-radius:4px;background:var(--grad);margin-bottom:20px}
.compare-card h3{font-size:19px;font-weight:700;line-height:1.5;margin:16px 0 10px}
.compare-card > p{font-size:14.5px;color:var(--muted)}
.check-list{margin:20px 0 24px;display:flex;flex-direction:column;gap:12px}
.check-list li{position:relative;padding-left:26px;font-size:14.5px;color:var(--muted);line-height:1.75}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:12px;height:7px;
  border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(-45deg);border-radius:1px;
}
.compare-card .text-link{margin-top:auto}

/* ---------- 资料准备 ---------- */
.prep-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.prep-list{display:grid;gap:18px}
.prep-item{
  display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh);transition:transform .22s ease,box-shadow .22s ease;
}
.prep-item:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.prep-num{font-size:18px;font-weight:800;color:var(--brand);line-height:1.4;font-variant-numeric:tabular-nums}
.prep-item h3{font-size:16px;font-weight:700;margin-bottom:4px}
.prep-item p{font-size:14px;color:var(--muted);line-height:1.75}
.figure-card{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:#fff;
  box-shadow:var(--sh);
}
.figure-card img{width:100%;aspect-ratio:16/11;object-fit:cover}
.figure-card figcaption{padding:16px 20px;font-size:13px;color:var(--muted);line-height:1.7;border-top:1px solid var(--line)}

/* ---------- 深色数据带 ---------- */
.stats-band{background:var(--deep);color:#fff;position:relative;overflow:hidden}
.stats-band::before{
  content:"";position:absolute;inset:-40% -10% auto -10%;height:120%;
  background:radial-gradient(60% 60% at 20% 30%,rgba(11,164,122,.34) 0%,rgba(11,164,122,0) 70%);
  opacity:.85;
}
.stats-band .container{position:relative;z-index:2}
.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:36px}
.stat-item{padding:6px 28px;border-left:1px solid rgba(255,255,255,.12)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{
  font-size:clamp(30px,4vw,44px);font-weight:800;line-height:1.15;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{font-size:13px;color:#B9C6C2;margin-top:8px;line-height:1.7}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item.open{border-color:#CFE6DE;box-shadow:var(--sh-hover)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  text-align:left;padding:22px 24px;font-size:16px;font-weight:700;line-height:1.6;color:var(--ink);
}
.faq-icon{
  position:relative;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid #CFDCD8;transition:transform .22s ease,background .22s ease,border-color .22s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-dark);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:2px}
.faq-icon::after{width:2px;height:11px}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--brand-soft);border-color:var(--brand)}
.faq-item.open .faq-icon::before,.faq-item.open .faq-icon::after{background:var(--brand-dark)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a-inner{padding:0 24px 24px;font-size:14.5px;color:var(--muted);line-height:1.85;border-top:1px solid var(--line);padding-top:18px}
.faq-item.open .faq-a-inner{background:#FBFDFC}

/* ---------- CTA ---------- */
.cta-wrap{padding:0 0 96px}
.cta-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  background:var(--grad);color:#fff;padding:56px;
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;
  box-shadow:0 30px 60px -34px rgba(11,164,122,.7);
}
.cta-card::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:340px;height:340px;border-radius:50%;
  border:42px solid rgba(255,255,255,.14);
}
.cta-left{position:relative;z-index:2}
.cta-left h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.3}
.cta-left p{margin-top:16px;font-size:15px;color:rgba(255,255,255,.9);max-width:420px}
.cta-points{margin-top:26px;display:grid;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.92)}
.cta-points li::before{content:"";width:8px;height:8px;border-radius:50%;background:#fff;margin-top:9px;flex:0 0 auto;opacity:.85}
.form-card{
  position:relative;z-index:2;background:#fff;border-radius:var(--r-lg);padding:28px;color:var(--ink);
  box-shadow:0 24px 48px -28px rgba(7,94,82,.6);
}
.form-grid{display:grid;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:13px;font-weight:600;color:var(--brand-dark)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);border:1px solid #D9E2DF;
  background:#FBFCFB;font-size:14px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(11,164,122,.14);
}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#D94A3D;background:#FFF7F6}
.field .err{font-size:13px;color:#D94A3D;display:none}
.field.invalid .err{display:block}
.form-note{font-size:12.5px;color:var(--muted);line-height:1.7}
.form-card .btn-primary{width:100%}
.form-card .btn-primary.is-loading{opacity:.75;pointer-events:none}
.form-card .btn-primary.is-done{background:var(--brand-dark);background-image:none}
.form-success{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);
  background:var(--brand-soft);color:var(--brand-dark);font-size:13.5px;font-weight:600;
}
.form-success.show{display:block}
.back-home{display:flex;justify-content:center;margin-top:28px;font-size:14px;color:var(--muted)}
.back-home a{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-dark);transition:color .2s ease}
.back-home a:hover{color:var(--accent)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:#B9C6C2;position:relative;overflow:hidden;padding:72px 0 0}
.site-footer::before{
  content:"";position:absolute;top:-160px;left:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(11,164,122,.30) 0%,rgba(11,164,122,0) 68%);
}
.site-footer .container{position:relative;z-index:2}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:16px;font-weight:700}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px}
.footer-col p{font-size:14px;line-height:1.85;color:#B9C6C2}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col ul a{font-size:14px;color:#B9C6C2;transition:color .2s ease}
.footer-col ul a:hover{color:var(--brand)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0 30px;font-size:13px;color:#8FA39E;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{padding:0 28px}
  .section{padding:84px 0}
}
@media (max-width:991px){
  .nav-links{display:none}
  .menu-toggle{display:inline-flex}
  .header-actions .btn-sm{display:none}
  .container{padding:0 28px}
  .page-hero{padding:72px 0 56px}
  .section{padding:72px 0}
  .compare-grid{grid-template-columns:1fr}
  .prep-layout{grid-template-columns:1fr;gap:28px}
  .stats-grid{grid-template-columns:1fr 1fr;row-gap:28px}
  .stat-item{padding:4px 20px}
  .stat-item:nth-child(odd){border-left:0;padding-left:0}
  .cta-card{grid-template-columns:1fr;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .header-inner{min-height:66px}
  .brand{font-size:15.5px}
  .page-hero{padding:56px 0 44px}
  .hero-lead{font-size:15.5px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .compare-card{padding:24px}
  .stats-grid{grid-template-columns:1fr;row-gap:0}
  .stat-item{border-left:0;padding:18px 0;border-top:1px solid rgba(255,255,255,.12)}
  .stat-item:first-child{border-top:0;padding-top:0}
  .cta-card{padding:32px 22px}
  .form-card{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:575px){
  .btn{padding:12px 20px;font-size:14px}
  .page-hero h1{font-size:clamp(26px,7vw,34px)}
  .table-foot{padding:16px 18px}
  table.data-table thead th,table.data-table tbody td{padding:14px 16px}
  .faq-q{padding:18px;font-size:15.5px}
  .faq-a-inner{padding:16px 18px 20px}
}