/* roulang page: index */
:root{
  --brand-500:#10C98A;
  --brand-600:#0AA96B;
  --brand-300:#6FE3B0;
  --grad-brand:linear-gradient(118deg,#10C98A 0%,#5BD9A6 52%,#D3F26A 100%);
  --accent:#FF7A1A;
  --ink-900:#0D1512;
  --ink-700:#1C2A24;
  --bg:#F6F8F6;
  --surface:#FFFFFF;
  --line:#E4EAE6;
  --text:#121A16;
  --muted:#5C6E66;
  --inv:#F2FBF6;
  --ink-on-brand:#06251A;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 10px 30px rgba(13,21,18,.06);
  --sh-2:0 18px 40px rgba(13,21,18,.12);
  --sec:88px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-600);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-500)}
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{margin:0;line-height:1.3;letter-spacing:0}
p{margin:0}
:focus-visible{outline:3px solid rgba(16,201,138,.45);outline-offset:2px;border-radius:6px}
.container{width:min(1200px,100% - 48px);margin:0 auto}
.num{font-variant-numeric:tabular-nums}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background:var(--grad-brand);color:var(--ink-on-brand);box-shadow:0 8px 22px rgba(16,201,138,.28)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 30px rgba(16,201,138,.34);color:var(--ink-on-brand)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(16,201,138,.24)}
.btn-ghost{background:var(--surface);color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand-500);background:rgba(16,201,138,.06);transform:translateY(-2px);color:var(--text)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:#FFFFFF;color:var(--ink-900)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.22);color:var(--ink-900)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-600)}
.link-arrow:hover{color:var(--brand-600);text-decoration:underline;text-underline-offset:4px}

/* ---------- tags / badges ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;
  background:rgba(16,201,138,.12);color:var(--brand-600);
}
.tag-accent{background:rgba(255,122,26,.12);color:var(--accent)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-600);
  letter-spacing:.04em;
}
.eyebrow::before{content:"";width:4px;height:16px;border-radius:4px;background:var(--grad-brand)}
.sec-title{font-size:clamp(22px,2.6vw,32px);font-weight:700;margin-top:12px}
.sec-sub{font-size:14.5px;color:var(--muted);margin-top:12px;max-width:660px}
.section{padding:var(--sec) 0}
.sec-head{margin-bottom:32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:16px 0 0;
  transition:padding .3s var(--ease);
}
.nav-pill{
  width:min(1200px,100% - 32px);margin:0 auto;height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 12px 0 22px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.82);
  border:1px solid rgba(228,234,230,.9);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 8px 24px rgba(13,21,18,.08);
  transition:box-shadow .3s var(--ease),background-color .3s var(--ease);
}
.site-header.scrolled .nav-pill{box-shadow:0 14px 34px rgba(13,21,18,.14);background:rgba(255,255,255,.94)}
.brand{display:flex;align-items:center;gap:10px;font-size:15.5px;font-weight:800;color:var(--text);white-space:nowrap;letter-spacing:0}
.brand:hover{color:var(--text)}
.brand-mark{
  width:30px;height:30px;border-radius:10px;flex:none;
  background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;color:var(--ink-on-brand);
}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  padding:9px 16px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.nav-links a:hover{background:rgba(16,201,138,.08);color:var(--text)}
.nav-links a.active{background:var(--grad-brand);color:var(--ink-on-brand)}
.nav-cta{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  align-items:center;justify-content:center;flex:none;
  border:1px solid var(--line);background:var(--surface);
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
  transition:transform .25s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-panel{
  display:none;
  width:min(1200px,100% - 32px);margin:10px auto 0;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-2);overflow:hidden;
}
.mobile-panel.open{display:block}
.mobile-panel a{
  display:block;padding:0 20px;height:52px;line-height:52px;
  font-size:15px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-panel a:last-child{border-bottom:0}
.mobile-panel a.active{color:var(--brand-600);background:rgba(16,201,138,.06)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 24px}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;pointer-events:none;
}
.hero::before{
  width:520px;height:520px;left:-180px;top:-160px;
  background:radial-gradient(circle at center,rgba(16,201,138,.22),rgba(16,201,138,0) 68%);
}
.hero::after{
  width:620px;height:620px;right:-220px;bottom:-260px;
  background:radial-gradient(circle at center,rgba(211,242,106,.28),rgba(211,242,106,0) 70%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.hero h1{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.22;margin-top:18px}
.hero h1 em{font-style:normal;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:16.5px;color:var(--muted);margin-top:18px;max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-media{position:relative;border-radius:28px;overflow:hidden;min-height:340px;background:linear-gradient(140deg,#0AA96B,#0D1512)}
.hero-media img{width:100%;height:100%;min-height:340px;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(13,21,18,.82) 0%,rgba(13,21,18,.22) 46%,rgba(13,21,18,0) 78%);
}
.hero-media-cap{
  position:absolute;left:22px;right:22px;bottom:20px;z-index:2;color:#F2FBF6;
}
.hero-media-cap strong{display:block;font-size:18px;font-weight:700}
.hero-media-cap span{font-size:13px;color:rgba(242,251,246,.78)}

/* ---------- stats ---------- */
.stats{
  margin-top:44px;
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;position:relative;z-index:1;
}
.stat{padding:24px 22px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:clamp(22px,2.6vw,28px);font-weight:800;color:var(--brand-600);letter-spacing:-.01em}
.stat span{display:block;font-size:12.5px;color:var(--muted);margin-top:4px}

/* ---------- compare ---------- */
.compare-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.compare-table{width:100%;border-collapse:collapse}
.compare-table th,.compare-table td{padding:0 20px;text-align:center;border-bottom:1px solid var(--line)}
.compare-table thead th{padding:0;vertical-align:top;height:96px}
.compare-table tbody th{
  text-align:left;font-size:14.5px;font-weight:600;color:var(--text);
  height:56px;width:26%;
}
.compare-table tbody td{height:56px;font-size:14px;color:var(--muted)}
.compare-table tbody tr:last-child th,.compare-table tbody tr:last-child td{border-bottom:0}
.plan-head{
  height:96px;padding:14px 14px 12px;display:flex;flex-direction:column;justify-content:center;gap:4px;
  position:relative;
}
.plan-head::before{content:"";position:absolute;left:14px;right:14px;top:0;height:4px;border-radius:0 0 4px 4px;background:var(--grad-brand);opacity:.4;transition:opacity .22s var(--ease)}
.plan-name{font-size:15.5px;font-weight:800;color:var(--text)}
.plan-desc{font-size:12.5px;color:var(--muted);font-weight:400}
.plan-price{font-size:13px;font-weight:700;color:var(--brand-600)}
.plan-rec{position:relative;background:rgba(16,201,138,.05)}
.plan-rec::after{
  content:"推荐";position:absolute;top:10px;right:10px;
  padding:3px 10px;border-radius:var(--r-pill);
  background:var(--accent);color:#fff;font-size:11.5px;font-weight:700;
}
.plan-rec .plan-head::before{opacity:1}
.compare-table .plan-rec-col{border-left:1px solid rgba(16,201,138,.35);border-right:1px solid rgba(16,201,138,.35)}
.mark-yes{display:inline-flex;width:20px;height:20px;border-radius:50%;background:var(--brand-500);color:#fff;align-items:center;justify-content:center;font-size:12px;font-weight:700}
.mark-no{display:inline-block;width:16px;height:2px;border-radius:2px;background:rgba(92,110,102,.35);vertical-align:middle}
.compare-cards{display:none}

/* ---------- tier cards ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tier{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:30px 26px 26px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);overflow:hidden;
}
.tier::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--grad-brand);opacity:.4;transition:opacity .22s var(--ease)}
.tier:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.tier:hover::before{opacity:1}
.tier:nth-child(2){margin-top:16px}
.tier:nth-child(3){margin-top:32px}
.tier-icon{
  width:44px;height:44px;border-radius:12px;background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;color:var(--ink-on-brand);
  font-size:18px;font-weight:800;
}
.tier h3{font-size:19px;font-weight:700;margin-top:16px}
.tier p{font-size:14px;color:var(--muted);margin-top:8px}
.tier ul{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.tier li{position:relative;padding-left:16px;font-size:14.5px;color:var(--text)}
.tier li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--brand-500)}
.tier .link-arrow{margin-top:20px}

/* ---------- preview grid ---------- */
.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pcard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.pcard-media{position:relative;aspect-ratio:16/10;background:linear-gradient(140deg,#0AA96B,#0D1512);overflow:hidden}
.pcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.pcard:hover .pcard-media img{transform:scale(1.03)}
.pcard-flag{
  position:absolute;top:12px;right:12px;z-index:2;
  padding:3px 10px;border-radius:var(--r-pill);
  font-size:11.5px;font-weight:700;
  background:rgba(13,21,18,.66);color:#F2FBF6;backdrop-filter:blur(6px);
}
.pcard-flag.lock{background:rgba(255,122,26,.9);color:#fff}
.pcard-body{padding:18px 18px 20px}
.pcard-body h3{font-size:17px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pcard-body p{font-size:14px;color:var(--muted);margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pcard-meta{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:13px;color:var(--muted)}
.notice-bar{
  margin-top:28px;padding:18px 22px;border-radius:var(--r-md);
  background:rgba(16,201,138,.07);border:1px solid rgba(16,201,138,.22);
  font-size:14px;color:var(--ink-700);display:flex;flex-wrap:wrap;gap:10px;align-items:center;
}

/* ---------- cms list ---------- */
.cms-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden}
.cms-item{
  display:flex;gap:20px;padding:22px 24px;border-bottom:1px solid var(--line);
  transition:background-color .22s var(--ease);color:inherit;
}
.cms-item:last-child{border-bottom:0}
.cms-item:hover{background:rgba(16,201,138,.05)}
.cms-idx{
  flex:none;width:44px;height:44px;border-radius:12px;
  background:rgba(16,201,138,.12);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}
.cms-body{min-width:0;flex:1}
.cms-body h3{font-size:18px;font-weight:700;color:var(--text);transition:color .2s var(--ease)}
.cms-item:hover .cms-body h3{color:var(--brand-600)}
.cms-body p{font-size:15px;color:var(--muted);line-height:1.7;margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:12px;font-size:13px;color:var(--muted)}
.cms-more{color:var(--brand-600);font-weight:700}
.empty-state{
  margin:0;padding:52px 24px;text-align:center;
  border:1px dashed rgba(16,201,138,.4);border-radius:var(--r-md);background:rgba(16,201,138,.03);
}
.empty-icon{
  width:52px;height:52px;margin:0 auto 16px;border-radius:14px;
  border:2px solid var(--brand-300);display:flex;align-items:center;justify-content:center;
  color:var(--brand-600);font-size:22px;font-weight:700;
}
.empty-state strong{display:block;font-size:17px;font-weight:700}
.empty-state span{display:block;font-size:14px;color:var(--muted);margin-top:8px}
.empty-state .link-arrow{margin-top:16px}
.cms-foot{padding:18px 24px;border-top:1px solid var(--line);background:#FBFDFB}

/* ---------- faq ---------- */
.faq{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item.open{border-color:rgba(16,201,138,.45);box-shadow:var(--sh-1)}
.faq-q{
  width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 22px;text-align:left;font-size:17px;font-weight:700;color:var(--text);
}
.faq-q i{
  flex:none;width:26px;height:26px;border-radius:50%;
  background:rgba(16,201,138,.12);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-style:normal;font-weight:700;
  transition:transform .25s var(--ease);
}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{position:relative;max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-item.open .faq-a{max-height:340px}
.faq-a-inner{
  padding:6px 22px 22px 22px;font-size:15.5px;line-height:1.8;color:var(--muted);
  border-left:4px solid transparent;
}
.faq-item.open .faq-a-inner{border-left-color:var(--brand-500)}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink-900);
  border-radius:28px;padding:56px 48px;color:var(--inv);
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;width:640px;height:640px;left:-160px;bottom:-420px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(16,201,138,.34),rgba(16,201,138,0) 70%);
  pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;width:420px;height:420px;right:-140px;top:-220px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(211,242,106,.18),rgba(211,242,106,0) 70%);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;color:#FFFFFF;position:relative;z-index:1}
.cta-band p{font-size:15px;color:rgba(242,251,246,.76);margin-top:14px;position:relative;z-index:1}
.cta-form{position:relative;z-index:1;display:flex;flex-direction:column;gap:10px}
.cta-form label{font-size:13px;color:rgba(242,251,246,.7)}
.cta-row{display:flex;gap:12px}
.cta-row input{
  flex:1;min-width:0;height:50px;border-radius:14px;padding:0 16px;
  background:rgba(255,255,255,.06);border:1px solid rgba(242,251,246,.22);
  color:var(--inv);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-row input::placeholder{color:rgba(242,251,246,.45)}
.cta-row input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(16,201,138,.22)}
.cta-note{font-size:13px;color:rgba(242,251,246,.55)}
.form-msg{font-size:13px;color:var(--brand-300);min-height:18px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-900);color:var(--inv);margin-top:var(--sec);padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:15.5px;font-weight:800;color:#FFFFFF}
.foot-brand .brand-mark{background:var(--grad-brand)}
.foot-desc{font-size:14px;color:rgba(242,251,246,.62);margin-top:16px;max-width:330px}
.foot-col h4{font-size:14px;font-weight:700;color:#FFFFFF;margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:11px}
.foot-col a,.foot-col li span{font-size:14px;color:rgba(242,251,246,.62);transition:color .2s var(--ease),transform .2s var(--ease);display:inline-block}
.foot-col a:hover{color:var(--brand-300);transform:translateX(2px)}
.foot-bottom{
  margin-top:48px;padding:20px 0;border-top:1px solid rgba(242,251,246,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(242,251,246,.5);
}
.to-top{
  position:fixed;right:22px;bottom:24px;z-index:70;
  width:46px;height:46px;border-radius:50%;
  background:var(--grad-brand);color:var(--ink-on-brand);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;box-shadow:0 10px 26px rgba(16,201,138,.34);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{color:var(--ink-on-brand);transform:translateY(-2px)}

/* ---------- responsive ---------- */
@media (min-width:1280px){
  .container{width:min(1280px,100% - 64px)}
}
@media (max-width:1023px){
  :root{--sec:72px}
  .nav-links{display:none}
  .nav-cta .btn{display:none}
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media,.hero-media img{min-height:280px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .tier-grid{grid-template-columns:1fr;gap:16px}
  .tier:nth-child(2),.tier:nth-child(3){margin-top:0}
  .preview-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;gap:28px;padding:44px 32px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  :root{--sec:48px}
  body{font-size:15.5px}
  .container{width:calc(100% - 36px)}
  .nav-pill{height:56px;padding:0 8px 0 14px;gap:10px}
  .brand{font-size:13px}
  .brand-mark{width:26px;height:26px;border-radius:8px;font-size:11px}
  .compare-wrap{padding:14px}
  .compare-table{display:none}
  .compare-cards{display:grid;gap:14px}
  .ccard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:18px;box-shadow:var(--sh-1)}
  .ccard.rec{border-color:rgba(16,201,138,.5);box-shadow:0 12px 30px rgba(16,201,138,.14)}
  .ccard-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;position:relative;padding-top:12px}
  .ccard-head::before{content:"";position:absolute;left:0;top:0;width:64px;height:4px;border-radius:4px;background:var(--grad-brand)}
  .ccard-head h3{font-size:17px;font-weight:800}
  .ccard-head b{font-size:13px;color:var(--brand-600)}
  .ccard-head em{font-style:normal;font-size:12px;color:var(--muted);display:block}
  .ccard ul{margin-top:14px;display:flex;flex-direction:column;gap:9px}
  .ccard li{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:8px}
  .preview-grid{grid-template-columns:1fr;gap:16px}
  .cta-band{border-radius:22px;padding:34px 22px}
  .cta-row{flex-direction:column}
  .cta-row input,.cta-row .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .cms-item{padding:18px 16px;gap:14px}
  .cms-idx{width:36px;height:36px;border-radius:10px;font-size:13px}
  .cms-body h3{font-size:16.5px}
  .cms-body p{font-size:14px}
  .faq-q{font-size:15.5px;padding:14px 16px}
  .faq-a-inner{padding:4px 16px 18px 16px}
  .sec-sub{font-size:14px}
}
@media (max-width:479px){
  :root{--sec:40px}
  .hero-cta .btn{width:100%}
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:18px}
  .stat:last-child{border-bottom:0}
  .to-top{right:14px;bottom:16px}
}

/* roulang page: article */
:root{
  --brand-500:#10C98A;
  --brand-600:#0AA96B;
  --brand-300:#6FE3B0;
  --grad-brand:linear-gradient(118deg,#10C98A 0%,#5BD9A6 52%,#D3F26A 100%);
  --accent:#FF7A1A;
  --ink-900:#0D1512;
  --ink-700:#1C2A24;
  --bg:#F6F8F6;
  --surface:#FFFFFF;
  --line:#E4EAE6;
  --text:#121A16;
  --muted:#5C6E66;
  --on-brand:#06251A;
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --shadow-1:0 10px 30px rgba(13,21,18,.06);
  --shadow-2:0 18px 40px rgba(13,21,18,.12);
  --sec-gap:88px;
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*{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:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md);}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease,text-underline-offset .2s ease;}
a:hover{text-decoration:underline;text-underline-offset:4px;}
button{font-family:inherit;cursor:pointer;}
ul,ol{padding-left:1.2em;}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:0;}
p{margin:0 0 1.2em;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.brand-num{font-variant-numeric:tabular-nums;}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{
  position:sticky;
  top:16px;
  z-index:60;
  padding:0 16px;
}
.nav-shell{
  position:relative;
  width:100%;
  max-width:1200px;
  margin:0 auto;
  min-height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:8px 10px 8px 20px;
  border-radius:999px;
  background:rgba(255,255,255,.82);
  border:1px solid rgba(228,234,230,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 8px 24px rgba(13,21,18,.08);
  transition:box-shadow .28s ease,background .28s ease;
}
.site-header.scrolled .nav-shell{box-shadow:0 14px 34px rgba(13,21,18,.14);background:rgba(255,255,255,.94);}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;color:var(--ink-900);letter-spacing:.01em;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:12px;
  background:var(--grad-brand);color:var(--on-brand);
  font-size:14px;font-weight:800;letter-spacing:.02em;
}
.brand-text{white-space:nowrap;}
.nav-links{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;
  flex-wrap:nowrap;
}
.nav-links a{
  display:inline-flex;align-items:center;
  height:40px;padding:0 16px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease,transform .2s ease;
  white-space:nowrap;
}
.nav-links a:hover{background:rgba(16,201,138,.1);color:var(--brand-600);text-decoration:none;}
.nav-links a:focus-visible{outline:3px solid rgba(16,201,138,.45);outline-offset:2px;}
.nav-links a.active{background:var(--grad-brand);color:var(--on-brand);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 28px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s ease,background .2s ease,border-color .2s ease,filter .2s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-2px);}
.btn:active{transform:translateY(0);box-shadow:none;}
.btn:focus-visible{outline:3px solid rgba(16,201,138,.45);outline-offset:2px;}
.btn-primary{background:var(--grad-brand);color:var(--on-brand);box-shadow:0 10px 24px rgba(16,201,138,.28);}
.btn-primary:hover{filter:brightness(1.06);box-shadow:0 16px 32px rgba(16,201,138,.34);}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink-900);}
.btn-ghost:hover{border-color:var(--brand-500);background:rgba(16,201,138,.06);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform .22s ease,opacity .22s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:26px 0 0;}
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13.5px;color:var(--muted);}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand-600);}
.crumb .sep{color:#B6C2BB;}
.crumb .crumb-cat{color:var(--brand-600);font-weight:600;}
.crumb .crumb-now{max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text);}

/* ---------- 文章头部 ---------- */
.article-head{padding:22px 0 34px;}
.article-head h1{
  font-size:clamp(26px,3.4vw,38px);
  font-weight:800;
  line-height:1.32;
  max-width:900px;
}
.article-meta{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-top:20px;padding:12px 20px;
  background:rgba(16,201,138,.1);
  border-radius:999px;
  font-size:13px;color:var(--muted);
  width:fit-content;max-width:100%;
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#9FB3AA;}
.article-meta .cat-badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;background:var(--grad-brand);color:var(--on-brand);
  font-size:12.5px;font-weight:700;
}
.article-meta .read{font-variant-numeric:tabular-nums;}

/* ---------- 正文 ---------- */
.layout{display:block;padding-bottom:var(--sec-gap);}
.article-body{
  max-width:800px;margin:0 auto;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  padding:44px 48px;
}
.article-body p{margin:0 0 1.2em;line-height:1.85;font-size:16.5px;color:#22302A;}
.article-body h2{
  position:relative;
  font-size:clamp(20px,2.3vw,26px);
  font-weight:700;
  margin:2em 0 .8em;
  padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:6px;border-radius:4px;
  background:var(--grad-brand);
}
.article-body h3{font-size:19px;font-weight:700;margin:1.6em 0 .6em;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:4px solid var(--brand-500);
  border-radius:0 var(--r-md) var(--r-md) 0;
  background:rgba(16,201,138,.08);
  color:#28453A;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul{list-style:none;padding-left:0;margin:0 0 1.2em;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.5em;line-height:1.85;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.62em;width:8px;height:8px;border-radius:3px;
  background:var(--brand-500);
}
.article-body ol li{margin-bottom:.5em;line-height:1.85;}
.article-body img{margin:1.6em 0;border-radius:16px;width:100%;}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  margin:1.6em 0;font-size:15px;
}
.article-body thead th{background:rgba(16,201,138,.12);color:#1B3A2D;font-weight:700;text-align:left;padding:12px 16px;}
.article-body tbody td{padding:12px 16px;border-top:1px solid var(--line);}
.article-body tbody tr:nth-child(even){background:#FAFCFA;}
.article-body a{font-weight:600;}
.article-body strong{font-weight:700;}
.article-body code{
  background:#F1F5F2;border-radius:6px;padding:2px 6px;font-size:14px;color:#1B3A2D;
}
.empty-state{
  max-width:800px;margin:0 auto;text-align:center;
  border:1px dashed #C9D6CF;border-radius:var(--r-lg);
  background:var(--surface);padding:64px 32px;
}
.empty-state .es-icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:18px;
  background:rgba(16,201,138,.14);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;
}
.empty-state h2{font-size:20px;font-weight:800;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:22px;}

/* ---------- 标签 ---------- */
.tag-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:34px;padding-top:26px;border-top:1px solid var(--line);}
.tag-row .tag-label{font-size:13px;color:var(--muted);margin-right:2px;}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;
  border-radius:999px;background:rgba(16,201,138,.12);color:var(--brand-600);
  font-size:13px;font-weight:600;transition:background .2s ease,color .2s ease,transform .2s ease;
}
.tag:hover{background:var(--grad-brand);color:var(--on-brand);text-decoration:none;transform:translateY(-2px);}
.tag:focus-visible{outline:3px solid rgba(16,201,138,.45);outline-offset:2px;}

/* ---------- 板块标题 ---------- */
.section{padding:0 0 72px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;display:flex;align-items:center;gap:12px;}
.sec-head h2::before{content:"";width:6px;height:26px;border-radius:4px;background:var(--grad-brand);display:inline-block;}
.sec-head p{margin:8px 0 0;font-size:14px;color:var(--muted);max-width:60ch;}

/* ---------- 相关推荐卡 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;}
.card{
  position:relative;display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease;
}
.card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:var(--grad-brand);opacity:.4;transition:opacity .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D3E3DA;}
.card:hover::before{opacity:1;}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#E6F6EE,#F4FBF7);border-radius:0;}
.card-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .26s ease;}
.card:hover .card-thumb img{transform:scale(1.03);}
.card-thumb .pill{
  position:absolute;top:12px;right:12px;height:26px;padding:0 12px;
  display:inline-flex;align-items:center;border-radius:999px;
  background:rgba(13,21,18,.72);color:#F2FBF6;font-size:12px;font-weight:600;
  backdrop-filter:blur(6px);
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:17px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-body h3 a{color:var(--ink-900);}
.card-body h3 a:hover{color:var(--brand-600);text-decoration:none;}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);padding-top:6px;}
.card-foot .cat{color:var(--brand-600);font-weight:600;}
.card-foot .dot{width:4px;height:4px;border-radius:50%;background:#C4D2CA;}

/* ---------- 返回入口 ---------- */
.back-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:0 0 72px;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--brand-600);font-size:15px;}
.link-arrow::after{content:"→";transition:transform .2s ease;}
.link-arrow:hover::after{transform:translateX(4px);}

/* ---------- 深色 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-900);
  border-radius:var(--r-xl);
  padding:56px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  margin-bottom:var(--sec-gap);
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(16,201,138,.34) 0%,rgba(16,201,138,0) 68%);
}
.cta-band::before{
  content:"";position:absolute;left:-100px;bottom:-160px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(211,242,106,.22) 0%,rgba(211,242,106,0) 70%);
}
.cta-copy{position:relative;z-index:1;max-width:600px;}
.cta-copy h2{color:#F2FBF6;font-size:clamp(22px,2.6vw,30px);font-weight:800;}
.cta-copy p{color:#A9C4B7;font-size:15px;margin:14px 0 0;line-height:1.8;}
.cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap;}
.cta-actions .btn-ghost{background:#FFFFFF;border-color:transparent;color:var(--ink-900);}
.cta-actions .btn-ghost:hover{background:#EAF7F0;border-color:transparent;}
.cta-note{position:relative;z-index:1;width:100%;font-size:13px;color:#7E9A8D;margin:0;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:#F2FBF6;padding:64px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:44px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;color:#F2FBF6;}
.foot-brand .brand-mark{width:34px;height:34px;border-radius:11px;}
.foot-desc{font-size:14px;color:#9DB6AA;line-height:1.8;margin:16px 0 0;max-width:34ch;}
.foot-col h4{font-size:14px;font-weight:700;color:#F2FBF6;margin-bottom:16px;}
.foot-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px;}
.foot-col li{font-size:14px;color:#9DB6AA;}
.foot-col a{color:#9DB6AA;transition:color .2s ease,transform .2s ease;display:inline-block;}
.foot-col a:hover{color:var(--brand-300);text-decoration:none;transform:translateX(2px);}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(242,251,246,.12);
  padding:20px 0 28px;font-size:13px;color:#7E9A8D;
}

/* ---------- 回到顶部 ---------- */
.back-top{
  position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:999px;
  border:none;background:var(--grad-brand);color:var(--on-brand);
  font-size:18px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 28px rgba(16,201,138,.34);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s ease;
  z-index:70;
}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{filter:brightness(1.06);}
.back-top:focus-visible{outline:3px solid rgba(16,201,138,.45);outline-offset:3px;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:1140px;}
}
@media (max-width:1023px){
  :root{--sec-gap:72px;}
  .nav-links a{padding:0 12px;font-size:14px;}
  .article-body{padding:36px 32px;}
  .cta-band{padding:44px 36px;}
  .foot-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:960px){
  .nav-toggle{display:flex;}
  .nav-actions .btn-primary{display:none;}
  .nav-links{
    position:absolute;left:0;right:0;top:calc(100% + 12px);
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:var(--surface);border:1px solid var(--line);border-radius:24px;
    padding:10px;box-shadow:var(--shadow-2);margin-left:0;
  }
  .nav-links.open{display:flex;}
  .nav-links a{height:52px;justify-content:flex-start;padding:0 18px;border-radius:14px;}
  .nav-links a + a{border-top:1px solid var(--line);border-radius:0;}
}
@media (max-width:767px){
  :root{--sec-gap:48px;}
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .site-header{top:10px;padding:0 10px;}
  .nav-shell{min-height:56px;padding:6px 8px 6px 14px;border-radius:24px;}
  .brand-text{font-size:14.5px;}
  .article-body{padding:26px 20px;border-radius:var(--r-md);}
  .article-body p{font-size:15.5px;}
  .article-meta{border-radius:16px;padding:12px 16px;}
  .card-grid{gap:16px;}
  .cta-band{padding:34px 22px;border-radius:var(--r-lg);}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .crumb .crumb-now{max-width:100%;}
}
@media (max-width:519px){
  .btn{height:48px;padding:0 22px;width:100%;}
  .nav-shell .btn{width:auto;}
  .cta-actions{width:100%;}
  .article-head h1{font-size:24px;}
  .sec-head{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
  --brand-500:#10C98A;
  --brand-600:#0AA96B;
  --brand-300:#6FE3B0;
  --grad-brand:linear-gradient(118deg,#10C98A 0%,#5BD9A6 52%,#D3F26A 100%);
  --accent:#FF7A1A;
  --ink-900:#0D1512;
  --ink-700:#1C2A24;
  --bg:#F6F8F6;
  --surface:#FFFFFF;
  --line:#E4EAE6;
  --text:#121A16;
  --muted:#5C6E66;
  --on-dark:#F2FBF6;
  --deep:#06251A;
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 10px 30px rgba(13,21,18,.06);
  --sh-2:0 18px 40px rgba(13,21,18,.12);
  --sec:88px;
  --tr:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s var(--tr),background-color .2s var(--tr),border-color .2s var(--tr),transform .2s var(--tr),box-shadow .2s var(--tr);}
a:hover{color:var(--brand-600);text-decoration:underline;text-underline-offset:4px;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(16,201,138,.45);outline-offset:2px;border-radius:8px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ 顶部悬浮胶囊导航 ============ */
.site-header{
  position:sticky;
  top:16px;
  z-index:80;
  padding:0 16px;
  margin-top:16px;
}
.nav-shell{
  max-width:1200px;
  margin:0 auto;
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 12px 0 20px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.82);
  border:1px solid rgba(228,234,230,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 8px 24px rgba(13,21,18,.08);
  transition:box-shadow .28s var(--tr),background-color .28s var(--tr);
}
.site-header.is-scrolled .nav-shell{
  box-shadow:0 16px 38px rgba(13,21,18,.14);
  background:rgba(255,255,255,.94);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  font-weight:800;
  font-size:17px;
  white-space:nowrap;
  text-decoration:none;
  letter-spacing:0;
}
.brand:hover{color:var(--text);text-decoration:none;}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:11px;
  background:var(--grad-brand);
  color:var(--deep);
  font-size:13px;
  font-weight:800;
  letter-spacing:0;
  font-variant-numeric:tabular-nums;
}
.brand-name{line-height:1.1;}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-links a{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 15px;
  border-radius:var(--r-pill);
  color:var(--muted);
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  transition:color .2s var(--tr),background-color .2s var(--tr);
}
.nav-links a:hover{color:var(--brand-600);background:rgba(16,201,138,.09);text-decoration:none;}
.nav-links a:active{transform:translateY(1px);}
.nav-links a.active{
  background:var(--grad-brand);
  color:var(--deep);
  font-weight:700;
}
.nav-actions{display:flex;align-items:center;gap:10px;}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  padding:0 28px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  text-decoration:none;
  cursor:pointer;
  transition:transform .22s var(--tr),box-shadow .22s var(--tr),background-color .22s var(--tr),border-color .22s var(--tr),filter .22s var(--tr);
}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn-primary{
  background:var(--grad-brand);
  color:var(--deep);
  box-shadow:0 8px 20px rgba(16,201,138,.28);
}
.btn-primary:hover{
  transform:translateY(-2px);
  filter:brightness(1.06);
  box-shadow:0 14px 28px rgba(16,201,138,.36);
  color:var(--deep);
  text-decoration:none;
}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(16,201,138,.26);}
.btn-ghost{
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--text);
}
.btn-ghost:hover{
  border-color:var(--brand-500);
  background:rgba(16,201,138,.06);
  color:var(--text);
  text-decoration:none;
  transform:translateY(-2px);
}
.btn-ghost:active{transform:translateY(0);}
.btn-light{
  background:#FFFFFF;
  color:var(--ink-900);
}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.24);color:var(--ink-900);text-decoration:none;}

/* 汉堡导航 */
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--text);
  transition:transform .24s var(--tr),opacity .24s var(--tr);
}
.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);}
.mobile-panel{
  display:none;
  max-width:1200px;
  margin:8px auto 0;
  padding:8px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:var(--sh-2);
}
.mobile-panel.open{display:block;}
.mobile-panel a{
  display:flex;
  align-items:center;
  height:52px;
  padding:0 16px;
  border-radius:16px;
  color:var(--text);
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  border-bottom:1px solid var(--line);
}
.mobile-panel a:last-child{border-bottom:0;}
.mobile-panel a.active{background:rgba(16,201,138,.12);color:var(--brand-600);}
.mobile-panel a:hover{background:rgba(16,201,138,.08);text-decoration:none;}

/* ============ 第二层分类胶囊条 ============ */
.subnav-wrap{padding:26px 0 0;}
.subnav{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:8px;
  border-radius:var(--r-pill);
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  width:fit-content;
  max-width:100%;
}
.subnav a{
  display:inline-flex;
  align-items:center;
  height:42px;
  padding:0 20px;
  border-radius:var(--r-pill);
  font-size:14.5px;
  font-weight:600;
  color:var(--muted);
  text-decoration:none;
  transition:color .2s var(--tr),background-color .2s var(--tr),transform .2s var(--tr);
}
.subnav a:hover{color:var(--brand-600);background:rgba(16,201,138,.09);text-decoration:none;}
.subnav a.active{
  background:var(--grad-brand);
  color:var(--deep);
  font-weight:700;
}
.subnav a:active{transform:translateY(1px);}

/* ============ Hero 双栏导语 ============ */
.cat-hero{padding:36px 0 0;}
.hero-grid{
  display:grid;
  grid-template-columns:0.95fr 1.05fr;
  gap:40px;
  align-items:center;
}
.hero-media{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  background:linear-gradient(140deg,#0D1512 0%,#0AA96B 60%,#6FE3B0 100%);
  box-shadow:var(--sh-2);
  aspect-ratio:4/3.1;
}
.hero-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s var(--tr);
}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(6,37,26,0) 40%,rgba(6,37,26,.72) 100%);
}
.hero-media .media-badge{
  position:absolute;
  left:18px;
  bottom:18px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:34px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.9);
  color:var(--deep);
  font-size:13px;
  font-weight:700;
}
.hero-media .media-badge::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--accent);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(16,201,138,.12);
  color:var(--brand-600);
  font-size:13px;
  font-weight:700;
  letter-spacing:.01em;
}
.hero-text h1{
  margin-top:18px;
  font-size:clamp(28px,4vw,44px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:0;
}
.hero-sub{
  margin-top:18px;
  font-size:16.5px;
  line-height:1.8;
  color:var(--muted);
  max-width:620px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-points{
  margin-top:28px;
  display:grid;
  gap:10px;
  border-top:1px solid var(--line);
  padding-top:22px;
}
.hero-points li{
  position:relative;
  padding-left:22px;
  font-size:15px;
  color:var(--text);
}
.hero-points li::before{
  content:"";
  position:absolute;
  left:2px;
  top:9px;
  width:8px;
  height:8px;
  border-radius:3px;
  background:var(--grad-brand);
}

/* ============ 通用板块 ============ */
.section{padding-top:var(--sec);}
.section-head{max-width:760px;}
.section-title{
  position:relative;
  padding-left:16px;
  font-size:clamp(22px,2.6vw,32px);
  font-weight:700;
  line-height:1.35;
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:5px;
  border-radius:4px;
  background:var(--grad-brand);
}
.section-sub{
  margin-top:14px;
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
}
.section-foot{margin-top:26px;}

/* 三段推进卡 */
.stage-grid{
  margin-top:32px;
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:24px;
}
.stage-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px 24px;
  box-shadow:var(--sh-1);
  position:relative;
  overflow:hidden;
  transition:transform .22s var(--tr),box-shadow .22s var(--tr);
}
.stage-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:4px;
  background:var(--grad-brand);
  opacity:.4;
  transition:opacity .22s var(--tr);
}
.stage-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.stage-card:hover::before{opacity:1;}
.stage-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:14px;
  background:var(--grad-brand);
  color:var(--deep);
  font-weight:800;
  font-size:16px;
  font-variant-numeric:tabular-nums;
}
.stage-card h3{margin-top:16px;font-size:19px;font-weight:700;}
.stage-card p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.8;}
.stage-list{margin-top:16px;display:grid;gap:8px;}
.stage-list li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  color:var(--text);
}
.stage-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--brand-500);
}

/* 两列图文卡栅格 */
.media-grid{
  margin-top:32px;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.media-card{
  display:grid;
  grid-template-columns:180px 1fr;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  text-decoration:none;
  color:var(--text);
  transition:transform .22s var(--tr),box-shadow .22s var(--tr);
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);text-decoration:none;color:var(--text);}
.media-thumb{
  position:relative;
  overflow:hidden;
  background:linear-gradient(140deg,#0AA96B 0%,#6FE3B0 100%);
  min-height:100%;
}
.media-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .26s var(--tr);
}
.media-card:hover .media-thumb img{transform:scale(1.03);}
.media-body{padding:20px 22px;}
.media-tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 10px;
  border-radius:var(--r-sm);
  background:rgba(16,201,138,.12);
  color:var(--brand-600);
  font-size:12.5px;
  font-weight:700;
}
.media-body h3{
  margin-top:12px;
  font-size:17.5px;
  font-weight:700;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .2s var(--tr);
}
.media-card:hover .media-body h3{color:var(--brand-600);}
.media-body p{
  margin-top:10px;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.media-meta{
  margin-top:14px;
  padding-top:12px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.media-meta span.more{color:var(--brand-600);font-weight:700;}

/* 深色数据带 */
.stat-band{
  margin-top:var(--sec);
  position:relative;
  overflow:hidden;
  border-radius:var(--r-xl);
  background:var(--ink-900);
  color:var(--on-dark);
  padding:48px 44px;
}
.stat-band::before{
  content:"";
  position:absolute;
  width:520px;height:520px;
  right:-160px;top:-260px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(16,201,138,.42) 0%,rgba(16,201,138,0) 68%);
}
.stat-band::after{
  content:"";
  position:absolute;
  width:420px;height:420px;
  left:-180px;bottom:-260px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(211,242,106,.24) 0%,rgba(211,242,106,0) 70%);
}
.stat-head{position:relative;z-index:2;max-width:640px;}
.stat-head h2{font-size:clamp(21px,2.4vw,28px);font-weight:700;color:#fff;}
.stat-head p{margin-top:12px;color:rgba(242,251,246,.72);font-size:15px;line-height:1.8;}
.stat-grid{
  position:relative;
  z-index:2;
  margin-top:34px;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.stat-item{
  padding:20px 18px;
  border-radius:var(--r-md);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
}
.stat-num{
  font-size:30px;
  font-weight:800;
  color:var(--brand-300);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.stat-num small{font-size:14px;font-weight:700;margin-left:4px;color:var(--brand-300);}
.stat-label{margin-top:8px;font-size:13.5px;color:rgba(242,251,246,.7);}

/* FAQ */
.faq-list{margin-top:32px;display:grid;gap:14px;}
.faq-item{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:box-shadow .22s var(--tr),border-color .22s var(--tr);
}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:4px;
  background:var(--grad-brand);
  opacity:0;
  transition:opacity .25s var(--tr);
}
.faq-item.open{border-color:rgba(16,201,138,.5);box-shadow:var(--sh-1);}
.faq-item.open::before{opacity:1;}
.faq-q{
  width:100%;
  min-height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:16px 24px 16px 28px;
  text-align:left;
  font-size:16.5px;
  font-weight:700;
  color:var(--text);
}
.faq-q:hover{color:var(--brand-600);}
.faq-icon{
  position:relative;
  flex:0 0 auto;
  width:26px;
  height:26px;
  border-radius:50%;
  background:rgba(16,201,138,.12);
  transition:transform .25s var(--tr),background-color .25s var(--tr);
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:var(--brand-600);
  border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(255,122,26,.16);}
.faq-item.open .faq-icon::before,.faq-item.open .faq-icon::after{background:var(--accent);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .32s var(--tr);
}
.faq-a p{
  padding:0 28px 22px 28px;
  font-size:15.5px;
  line-height:1.8;
  color:var(--muted);
}

/* 相关分类胶囊组 */
.related{
  margin-top:var(--sec);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px 30px;
  box-shadow:var(--sh-1);
}
.related h2{font-size:20px;font-weight:700;}
.related p{margin-top:10px;color:var(--muted);font-size:14.5px;}
.related-tags{margin-top:22px;display:flex;flex-wrap:wrap;gap:12px;}
.tag-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--r-pill);
  background:var(--bg);
  border:1px solid var(--line);
  color:var(--text);
  font-size:14.5px;
  font-weight:600;
  text-decoration:none;
  transition:border-color .2s var(--tr),background-color .2s var(--tr),transform .2s var(--tr),color .2s var(--tr);
}
.tag-pill::after{content:"→";font-size:14px;color:var(--brand-600);}
.tag-pill:hover{
  border-color:var(--brand-500);
  background:rgba(16,201,138,.07);
  color:var(--text);
  transform:translateY(-2px);
  text-decoration:none;
}
.tag-pill:active{transform:translateY(0);}
.tag-pill.current{background:var(--grad-brand);border-color:transparent;color:var(--deep);}
.tag-pill.current::after{color:var(--deep);}

/* CTA 深色条 */
.cta-band{
  margin-top:32px;
  position:relative;
  overflow:hidden;
  border-radius:var(--r-xl);
  background:linear-gradient(120deg,#0D1512 0%,#16241E 100%);
  color:var(--on-dark);
  padding:46px 44px;
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:32px;
  align-items:center;
}
.cta-band::before{
  content:"";
  position:absolute;
  width:640px;height:300px;
  right:-140px;bottom:-190px;
  border-radius:50%;
  background:radial-gradient(ellipse at center,rgba(16,201,138,.38) 0%,rgba(16,201,138,0) 70%);
}
.cta-band h2{position:relative;z-index:2;font-size:clamp(21px,2.4vw,29px);font-weight:700;color:#fff;line-height:1.4;}
.cta-band p{position:relative;z-index:2;margin-top:12px;font-size:14.5px;color:rgba(242,251,246,.72);line-height:1.8;}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
.cta-note{position:relative;z-index:2;font-size:13px;color:rgba(242,251,246,.6);}

/* 页脚 */
.site-footer{
  margin-top:var(--sec);
  background:var(--ink-900);
  color:var(--on-dark);
  padding:64px 0 0;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}
.foot-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:16.5px;
  font-weight:800;
  color:#fff;
}
.foot-desc{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:rgba(242,251,246,.66);
  max-width:340px;
}
.foot-col h4{
  font-size:14px;
  font-weight:700;
  color:#fff;
  letter-spacing:.01em;
}
.foot-col ul{margin-top:16px;display:grid;gap:11px;}
.foot-col a,.foot-col span{
  font-size:14px;
  color:rgba(242,251,246,.66);
  text-decoration:none;
  display:inline-block;
  transition:color .2s var(--tr),transform .2s var(--tr);
}
.foot-col a:hover{color:var(--brand-300);transform:translateX(2px);text-decoration:none;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(242,251,246,.55);
}

/* 回到顶部 */
.to-top{
  position:fixed;
  right:22px;
  bottom:26px;
  z-index:90;
  width:48px;
  height:48px;
  border-radius:50%;
  background:var(--grad-brand);
  color:var(--deep);
  font-size:18px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 12px 26px rgba(16,201,138,.34);
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity .25s var(--tr),transform .25s var(--tr),visibility .25s var(--tr);
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{transform:translateY(-3px);}
.to-top:active{transform:translateY(0);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-grid{gap:32px;}
  .stat-band{padding:42px 32px;}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .nav-shell{padding:0 10px 0 16px;}
  .brand-name{font-size:15.5px;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-media{aspect-ratio:16/10;}
  .media-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{grid-template-columns:1fr;padding:38px 32px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .section{padding-top:72px;}
  .stat-band{margin-top:72px;}
  .related{margin-top:72px;}
  .site-footer{margin-top:72px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .site-header{top:10px;margin-top:10px;padding:0 12px;}
  .nav-shell{height:56px;}
  .nav-actions .btn{display:none;}
  .subnav{border-radius:22px;width:100%;}
  .subnav a{height:40px;padding:0 14px;font-size:13.5px;}
  .section{padding-top:48px;}
  .stat-band,.related,.site-footer{margin-top:48px;}
  .section-title{font-size:22px;}
  .media-card{grid-template-columns:1fr;}
  .media-thumb{aspect-ratio:16/10;min-height:0;}
  .stat-grid{grid-template-columns:1fr;gap:14px;}
  .stat-band{padding:32px 22px;border-radius:22px;}
  .stat-num{font-size:26px;}
  .faq-q{font-size:15.5px;padding:14px 18px 14px 20px;}
  .faq-a p{padding:0 20px 20px 20px;font-size:15px;}
  .related{padding:26px 20px;border-radius:20px;}
  .cta-band{padding:30px 22px;border-radius:22px;gap:22px;}
  .cta-actions{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:34px;}
  .site-footer{padding-top:48px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .to-top{right:14px;bottom:16px;width:44px;height:44px;}
}
@media (max-width:519px){
  .btn{width:100%;height:48px;padding:0 20px;}
  .btn-sm{width:auto;height:40px;}
  .hero-cta .btn{width:100%;}
  .hero-text h1{font-size:26px;}
  .hero-sub{font-size:15px;}
  .subnav a{flex:1 1 auto;justify-content:center;}
  .section{padding-top:40px;}
  .stage-card{padding:22px 18px;}
  .tag-pill{width:100%;justify-content:space-between;}
}

/* roulang page: category2 */
:root{
  --brand-500:#10C98A;
  --brand-600:#0AA96B;
  --brand-300:#6FE3B0;
  --brand-ink:#06251A;
  --grad-brand:linear-gradient(118deg,#10C98A 0%,#5BD9A6 52%,#D3F26A 100%);
  --accent:#FF7A1A;
  --ink-900:#0D1512;
  --ink-700:#1C2A24;
  --bg:#F6F8F6;
  --surface:#FFFFFF;
  --line:#E4EAE6;
  --text:#121A16;
  --muted:#5C6E66;
  --on-dark:#F2FBF6;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 10px 30px rgba(13,21,18,.06);
  --sh-2:0 18px 40px rgba(13,21,18,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{letter-spacing:0;line-height:1.28}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(16,201,138,.45);outline-offset:2px;border-radius:8px}
.container{width:min(1200px,100% - 48px);margin-inline:auto}
.tnum{font-variant-numeric:tabular-nums}

/* ============ header / nav ============ */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 10px;transition:box-shadow .3s var(--ease)}
.nav-shell{
  width:min(1200px,100% - 32px);
  margin-inline:auto;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:0 12px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(13,21,18,.06);
  box-shadow:0 8px 24px rgba(13,21,18,.06);
  transition:box-shadow .3s var(--ease),background .3s var(--ease);
}
.site-header.scrolled .nav-shell{box-shadow:0 14px 34px rgba(13,21,18,.14)}
.brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:800;white-space:nowrap}
.brand-mark{
  width:34px;height:34px;flex:none;border-radius:11px;
  background:var(--grad-brand);color:var(--brand-ink);
  display:grid;place-items:center;font-size:13px;font-weight:800;letter-spacing:-.01em;
}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  display:inline-block;
  padding:9px 14px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--muted);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.nav-links a:hover{color:var(--text);background:rgba(16,201,138,.10)}
.nav-links a.active{color:var(--brand-ink);background:var(--grad-brand);font-weight:700}
.nav-side{display:flex;align-items:center;gap:10px}
.nav-cta{
  display:inline-block;padding:11px 20px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:var(--brand-ink);
  font-size:14px;font-weight:700;
  box-shadow:0 8px 18px rgba(16,201,138,.22);
  transition:transform .22s var(--ease),filter .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);filter:brightness(1.06)}
.nav-cta:active{transform:translateY(0);box-shadow:0 4px 10px rgba(16,201,138,.2)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-pill);
  background:rgba(16,201,138,.12);border:0;cursor:pointer;
  place-items:center;gap:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand-600);border-radius:2px;margin:2px auto}
.mobile-panel{
  display:none;
  width:min(1200px,100% - 32px);
  margin:10px auto 0;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:var(--sh-2);
  padding:8px 12px 14px;
}
.mobile-panel.open{display:block}
.mobile-panel a{
  display:block;
  padding:0 8px;
  line-height:52px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  border-bottom:1px solid var(--line);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.mobile-panel a:last-of-type{border-bottom:0}
.mobile-panel a:hover,.mobile-panel a.active{color:var(--brand-600);padding-left:14px}

/* ============ subnav pills ============ */
.subnav{padding:8px 0 6px}
.subnav-pills{
  display:flex;gap:10px;align-items:center;
  overflow-x:auto;scrollbar-width:none;
  padding:6px 2px;
}
.subnav-pills::-webkit-scrollbar{display:none}
.subnav-pills a{
  flex:none;
  padding:9px 18px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--muted);
  background:var(--surface);
  border:1px solid var(--line);
  transition:all .22s var(--ease);
}
.subnav-pills a:hover{color:var(--brand-600);border-color:var(--brand-300);transform:translateY(-1px)}
.subnav-pills a.active{background:var(--grad-brand);color:var(--brand-ink);border-color:transparent;font-weight:700}

/* ============ hero ============ */
.page-hero{position:relative;overflow:hidden;padding:44px 0 8px}
.page-hero::before,.page-hero::after{content:'';position:absolute;border-radius:50%;pointer-events:none}
.page-hero::before{
  width:520px;height:520px;left:-180px;top:-200px;
  background:radial-gradient(circle,rgba(16,201,138,.20),rgba(16,201,138,0) 68%);
}
.page-hero::after{
  width:460px;height:460px;right:-160px;bottom:-180px;
  background:radial-gradient(circle,rgba(211,242,106,.24),rgba(211,242,106,0) 68%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.crumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:16px;flex-wrap:wrap}
.crumb a{transition:color .2s var(--ease)}
.crumb a:hover{color:var(--brand-600)}
.crumb i{font-style:normal;opacity:.55}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(16,201,138,.12);color:var(--brand-600);
  font-size:13px;font-weight:700;
}
.page-hero h1{
  font-size:clamp(28px,4vw,42px);
  font-weight:800;
  margin:18px 0 14px;
}
.page-hero h1 em{font-style:normal;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:15.5px;color:var(--muted);max-width:560px}
.hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background:var(--grad-brand);color:var(--brand-ink);box-shadow:0 12px 26px rgba(16,201,138,.24)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 18px 32px rgba(16,201,138,.30)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(16,201,138,.22)}
.btn-ghost{background:var(--surface);color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand-300);background:rgba(16,201,138,.06);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:#FFFFFF;color:var(--ink-900);border-color:transparent}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.28)}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.tag{
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.hero-media{
  position:relative;border-radius:28px;overflow:hidden;
  background:linear-gradient(140deg,#0D1512 0%,#0AA96B 100%);
  box-shadow:var(--sh-2);
  aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,21,18,0) 42%,rgba(6,37,26,.66) 100%);
}
.hero-media figcaption{
  position:absolute;left:22px;right:22px;bottom:20px;z-index:2;
  color:var(--on-dark);font-size:13.5px;line-height:1.6;
}

/* ============ sections ============ */
.section{padding:88px 0 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:26px;margin-bottom:32px;flex-wrap:wrap}
.section-title{
  position:relative;padding-left:16px;
  font-size:clamp(22px,2.6vw,32px);font-weight:700;
}
.section-title::before{
  content:'';position:absolute;left:0;top:.24em;bottom:.24em;width:6px;
  border-radius:var(--r-pill);background:var(--grad-brand);
}
.section-desc{font-size:14.5px;color:var(--muted);max-width:560px;margin-top:10px}

/* ============ compare band ============ */
.compare-band{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.compare-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.compare-top{height:4px;background:var(--grad-brand);opacity:.4;transition:opacity .22s var(--ease)}
.compare-card:hover .compare-top,.compare-card.featured .compare-top{opacity:1}
.compare-card.featured{border-color:rgba(16,201,138,.55);box-shadow:0 0 0 2px rgba(16,201,138,.16),var(--sh-2)}
.compare-badge{
  position:absolute;right:14px;top:14px;z-index:3;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--accent);color:#fff;font-size:12px;font-weight:700;
}
.compare-head{padding:24px 24px 20px}
.compare-head h3{font-size:19px;font-weight:700}
.compare-phrase{font-size:13.5px;color:var(--muted);margin-top:8px}
.compare-body{border-top:1px solid var(--line)}
.compare-row{
  display:flex;justify-content:space-between;gap:14px;
  padding:13px 24px;border-bottom:1px solid var(--line);
  font-size:14px;
}
.compare-row:last-child{border-bottom:0}
.compare-row .k{color:var(--muted);flex:none}
.compare-row .v{text-align:right;font-weight:600}
.compare-foot{padding:18px 24px 22px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--brand-600);
  transition:color .2s var(--ease);
}
.text-link:hover{text-decoration:underline;text-underline-offset:4px;color:var(--brand-500)}

/* ============ dark metric band ============ */
.metric-band{
  position:relative;overflow:hidden;
  background:var(--ink-900);
  border-radius:var(--r-lg);
  padding:36px 32px;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
  color:var(--on-dark);
}
.metric-band::before{
  content:'';position:absolute;width:520px;height:320px;right:-140px;top:-160px;
  background:radial-gradient(ellipse at center,rgba(16,201,138,.38),rgba(16,201,138,0) 70%);
  pointer-events:none;
}
.metric{position:relative;border-left:1px solid rgba(242,251,246,.14);padding-left:22px}
.metric:first-child{border-left:0;padding-left:0}
.metric .num{font-size:28px;font-weight:800;color:var(--brand-300);line-height:1.2}
.metric .label{font-size:13px;color:rgba(242,251,246,.68);margin-top:6px}

/* ============ checklist ============ */
.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 24px}
.check-item{
  display:flex;gap:14px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:18px 20px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--sh-1);border-color:rgba(16,201,138,.35)}
.check-dot{
  width:10px;height:10px;flex:none;margin-top:8px;border-radius:50%;
  background:var(--grad-brand);box-shadow:0 0 0 4px rgba(16,201,138,.14);
}
.check-item h3{font-size:16px;font-weight:700}
.check-item p{font-size:14.5px;color:var(--muted);margin-top:6px}

/* ============ preview grid ============ */
.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.preview-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.preview-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.thumb{position:relative;aspect-ratio:16/10;background:linear-gradient(140deg,#0D1512,#10C98A);overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.preview-card:hover .thumb img{transform:scale(1.03)}
.thumb .chip{
  position:absolute;right:12px;top:12px;z-index:2;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(6,37,26,.72);color:var(--brand-300);
  font-size:12px;font-weight:700;backdrop-filter:blur(6px);
}
.thumb .chip.lock{background:rgba(255,122,26,.9);color:#fff}
.preview-body{padding:20px 22px 22px}
.preview-body h3{font-size:17px;font-weight:700}
.preview-body p{font-size:14.5px;color:var(--muted);margin-top:10px}
.preview-meta{font-size:13px;color:var(--muted);margin-top:14px}

/* ============ FAQ ============ */
.faq{display:grid;gap:14px;max-width:920px;margin-inline:auto}
.faq-item{
  position:relative;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.faq-item:hover{border-color:rgba(16,201,138,.35)}
.faq-item::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad-brand);opacity:0;transition:opacity .25s var(--ease);
}
.faq-item.open::before{opacity:1}
.faq-item.open{box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;padding:16px 22px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:700;
}
.faq-icon{
  width:26px;height:26px;flex:none;border-radius:50%;
  background:rgba(16,201,138,.12);color:var(--brand-600);
  display:grid;place-items:center;font-size:17px;line-height:1;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(16,201,138,.22)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a-inner{padding:0 22px 22px;font-size:15.5px;line-height:1.8;color:var(--muted)}

/* ============ related pills ============ */
.related{padding:72px 0 0}
.related-inner{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;text-align:center;box-shadow:var(--sh-1);
}
.related-inner h2{font-size:20px;font-weight:700}
.related-inner p{font-size:14.5px;color:var(--muted);margin-top:10px}
.pill-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:24px}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-pill);
  background:rgba(16,201,138,.10);color:var(--brand-600);
  font-size:14.5px;font-weight:700;
  transition:background .22s var(--ease),transform .22s var(--ease),color .22s var(--ease);
}
.pill:hover{background:var(--grad-brand);color:var(--brand-ink);transform:translateY(-2px)}

/* ============ CTA band ============ */
.cta-wrap{padding:88px 0 0}
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-900);color:var(--on-dark);
  border-radius:28px;
  padding:48px 44px;
  display:grid;grid-template-columns:1.15fr 1fr;gap:36px;align-items:center;
  box-shadow:0 24px 50px rgba(13,21,18,.24);
}
.cta-band::before{
  content:'';position:absolute;width:640px;height:380px;left:-120px;bottom:-220px;
  background:radial-gradient(ellipse at center,rgba(16,201,138,.34),rgba(16,201,138,0) 70%);
  pointer-events:none;
}
.cta-band::after{
  content:'';position:absolute;width:320px;height:320px;right:-100px;top:-140px;
  background:radial-gradient(circle,rgba(211,242,106,.26),rgba(211,242,106,0) 70%);
  pointer-events:none;
}
.cta-copy{position:relative}
.cta-copy h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;color:#fff}
.cta-copy p{font-size:15px;color:rgba(242,251,246,.74);margin-top:14px;max-width:520px}
.cta-form{position:relative}
.cta-form label{display:block;font-size:13px;color:rgba(242,251,246,.66);margin-bottom:8px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.cta-row input{
  flex:1 1 200px;height:50px;border-radius:14px;
  border:1px solid rgba(255,255,255,.18);
  background:#FFFFFF;padding:0 16px;color:var(--text);
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.cta-row input::placeholder{color:#8C9A93}
.cta-row input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 2px var(--brand-500),0 0 0 6px rgba(16,201,138,.20)}
.cta-note{font-size:13px;color:rgba(242,251,246,.6);margin-top:14px}
.form-msg{font-size:13.5px;color:var(--brand-300);margin-top:12px;min-height:20px}

/* ============ footer ============ */
.site-footer{background:var(--ink-900);color:var(--on-dark);margin-top:88px;padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;color:#fff}
.foot-desc{font-size:14px;line-height:1.8;color:rgba(242,251,246,.66);margin-top:16px;max-width:340px}
.foot-col h4{font-size:14px;font-weight:700;color:#fff;margin:0 0 16px}
.foot-col ul{display:grid;gap:10px}
.foot-col a,.foot-col span{display:inline-block;font-size:14px;color:rgba(242,251,246,.62);transition:color .2s var(--ease),transform .2s var(--ease)}
.foot-col a:hover{color:var(--brand-300);transform:translateX(2px)}
.foot-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid rgba(242,251,246,.12);
  margin-top:44px;padding-top:20px;
  font-size:13px;color:rgba(242,251,246,.55);
}

/* ============ back to top ============ */
.to-top{
  position:fixed;right:22px;bottom:24px;z-index:90;
  width:48px;height:48px;border-radius:50%;border:0;cursor:pointer;
  background:var(--grad-brand);color:var(--brand-ink);
  font-size:18px;font-weight:800;
  display:grid;place-items:center;
  box-shadow:0 14px 28px rgba(16,201,138,.28);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{filter:brightness(1.06)}

/* ============ responsive ============ */
@media (max-width:1279px){
  .hero-grid{gap:32px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:grid}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-media{aspect-ratio:16/10}
  .section{padding-top:72px}
  .compare-band{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
  .metric-band{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 20px}
  .metric:nth-child(3){border-left:0;padding-left:0}
  .cta-band{grid-template-columns:1fr;padding:40px 32px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{width:min(1200px,100% - 36px)}
  .nav-shell{height:56px;padding:0 10px 0 14px}
  .brand{font-size:14px}
  .page-hero{padding-top:28px}
  .hero-actions .btn{flex:1 1 200px}
  .section{padding-top:48px}
  .section-head{margin-bottom:24px}
  .checklist{grid-template-columns:1fr;gap:14px}
  .metric-band{padding:28px 22px}
  .metric .num{font-size:24px}
  .faq-q{font-size:15.5px;padding:14px 18px}
  .faq-a-inner{padding:0 18px 20px}
  .related-inner,.cta-band{border-radius:22px}
  .related-inner{padding:26px 20px}
  .cta-band{padding:32px 22px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;gap:6px}
  .site-footer{margin-top:64px;padding:48px 0 24px}
  .to-top{right:16px;bottom:18px;width:44px;height:44px}
}
@media (max-width:479px){
  body{font-size:15.5px}
  .container{width:min(1200px,100% - 32px)}
  .hero-actions{gap:12px;margin-top:22px}
  .btn{width:100%;padding:0 20px}
  .page-hero h1{font-size:26px}
  .section{padding-top:40px}
  .preview-grid{grid-template-columns:1fr}
}

/* roulang page: category3 */
:root{
  --brand-500:#10C98A;
  --brand-600:#0AA96B;
  --brand-300:#6FE3B0;
  --grad-brand:linear-gradient(118deg,#10C98A 0%,#5BD9A6 52%,#D3F26A 100%);
  --accent:#FF7A1A;
  --ink-900:#0D1512;
  --ink-700:#1C2A24;
  --bg:#F6F8F6;
  --surface:#FFFFFF;
  --line:#E4EAE6;
  --text:#121A16;
  --muted:#5C6E66;
  --on-brand:#06251A;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-rest:0 10px 30px rgba(13,21,18,.06);
  --shadow-hover:0 18px 40px rgba(13,21,18,.12);
  --section-y:88px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(16,201,138,.45);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1248px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:16px;
  z-index:80;
  width:min(1200px,calc(100% - 32px));
  margin:16px auto 0;
  transition:box-shadow .25s var(--ease);
}
.nav-shell{
  display:flex;
  align-items:center;
  gap:18px;
  height:64px;
  padding:0 12px 0 18px;
  border-radius:999px;
  background:rgba(255,255,255,.84);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(13,21,18,.06);
  box-shadow:0 6px 22px rgba(13,21,18,.08);
  transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.scrolled .nav-shell{box-shadow:0 14px 34px rgba(13,21,18,.14)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  display:grid;
  place-items:center;
  width:38px;height:38px;
  border-radius:12px;
  background:var(--grad-brand);
  color:var(--on-brand);
  font-weight:800;
  font-size:14px;
  letter-spacing:-.01em;
}
.brand-text{font-size:16px;font-weight:800;letter-spacing:0;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;
  padding:9px 16px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  transition:color .2s var(--ease),background .2s var(--ease);
  white-space:nowrap;
}
.nav-links a:hover{color:var(--text);background:rgba(16,201,138,.10)}
.nav-links a.active{
  color:var(--on-brand);
  background:var(--grad-brand);
  font-weight:700;
}
.nav-cta{flex:0 0 auto}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  padding:0;
  cursor:pointer;
  margin-left:auto;
  position:relative;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  margin:3px auto;
  border-radius:2px;
  background:var(--text);
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.nav-toggle.open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.nav-panel{
  display:none;
  margin-top:12px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:24px;
  padding:8px 6px 14px;
  box-shadow:var(--shadow-hover);
}
.nav-panel a{
  display:flex;
  align-items:center;
  height:52px;
  padding:0 18px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  border-bottom:1px solid var(--line);
}
.nav-panel a:last-child{border-bottom:0}
.nav-panel a.active{color:var(--brand-600);font-weight:800}
.nav-panel .panel-cta{
  margin:8px 12px 0;
  height:48px;
  justify-content:center;
  border:0;
  border-radius:999px;
  color:var(--on-brand);
  font-weight:700;
}
.nav-panel.open{display:block}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  padding:0 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-primary{
  background:var(--grad-brand);
  color:var(--on-brand);
  box-shadow:0 10px 24px rgba(16,201,138,.28);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 16px 32px rgba(16,201,138,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(16,201,138,.24)}
.btn-ghost{
  background:#fff;
  border-color:var(--line);
  color:var(--text);
}
.btn-ghost:hover{border-color:var(--brand-500);background:rgba(16,201,138,.06);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{
  background:#fff;
  color:var(--on-brand);
  font-weight:700;
}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(0,0,0,.28)}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:700;
  color:var(--brand-600);
  transition:color .2s var(--ease);
}
.link-more:hover{text-decoration:underline;text-underline-offset:4px}

/* ---------- 第二层分类胶囊 ---------- */
.subnav-wrap{padding:26px 0 0}
.subnav{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:8px;
  border-radius:999px;
  background:rgba(255,255,255,.9);
  border:1px solid var(--line);
  box-shadow:var(--shadow-rest);
  width:fit-content;
  max-width:100%;
}
.subnav a{
  padding:8px 20px;
  border-radius:999px;
  font-size:14px;
  font-weight:700;
  color:var(--muted);
  transition:color .2s var(--ease),background .2s var(--ease);
  white-space:nowrap;
}
.subnav a:hover{color:var(--text);background:rgba(16,201,138,.10)}
.subnav a.active{background:var(--grad-brand);color:var(--on-brand)}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 0;
}
.hero-glow{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;z-index:0}
.hero-glow-a{width:420px;height:420px;left:-140px;top:-120px;background:radial-gradient(circle,rgba(16,201,138,.30),transparent 70%)}
.hero-glow-b{width:380px;height:380px;right:-120px;bottom:-160px;background:radial-gradient(circle,rgba(211,242,106,.34),transparent 70%)}
.hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 16px;
  border-radius:999px;
  background:rgba(16,201,138,.12);
  color:var(--brand-600);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
}
.eyebrow::before{
  content:"";
  width:7px;height:7px;
  border-radius:50%;
  background:var(--accent);
}
.page-hero h1{
  margin-top:20px;
  font-size:clamp(28px,4vw,44px);
  font-weight:800;
  line-height:1.28;
  letter-spacing:.005em;
}
.hero-sub{
  margin-top:18px;
  font-size:17px;
  line-height:1.75;
  color:var(--muted);
  max-width:560px;
}
.hero-note{
  margin-top:12px;
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
  max-width:560px;
  padding-left:14px;
  border-left:3px solid var(--brand-300);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag{
  display:inline-flex;
  align-items:center;
  padding:6px 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  font-size:13px;
  font-weight:600;
  color:var(--muted);
}
.hero-media{
  position:relative;
  border-radius:28px;
  overflow:hidden;
  min-height:360px;
  background:linear-gradient(140deg,#0AA96B 0%,#10C98A 45%,#D3F26A 100%);
  box-shadow:var(--shadow-hover);
}
.hero-media img{width:100%;height:100%;min-height:360px;object-fit:cover}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(13,21,18,.78) 0%,rgba(13,21,18,.16) 46%,rgba(13,21,18,0) 72%);
  pointer-events:none;
}
.media-caption{
  position:absolute;
  left:22px;right:22px;bottom:20px;
  z-index:2;
  color:#F2FBF6;
  font-size:14px;
  font-weight:600;
  letter-spacing:.01em;
}

/* ---------- 数据徽章条 ---------- */
.badge-strip{padding:44px 0 0}
.badge-row{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-rest);
  overflow:hidden;
}
.stat-badge{
  padding:24px 26px;
  border-right:1px solid var(--line);
}
.stat-badge:last-child{border-right:0}
.stat-num{
  font-size:26px;
  font-weight:800;
  line-height:1.2;
  color:var(--brand-600);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.stat-num small{font-size:14px;font-weight:700;margin-left:2px}
.stat-label{margin-top:6px;font-size:13px;color:var(--muted)}
.stat-badge.accent .stat-num{color:var(--accent)}

/* ---------- 板块通用 ---------- */
.section{padding:var(--section-y) 0 0}
.section-head{max-width:720px}
.section-head h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(22px,2.6vw,32px);
  font-weight:700;
  line-height:1.35;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:.28em;
  width:6px;height:1.05em;
  border-radius:6px;
  background:var(--grad-brand);
}
.section-head p{margin-top:14px;font-size:15px;color:var(--muted);line-height:1.8}

/* ---------- 时间轴 / 步骤流 ---------- */
.timeline-wrap{
  margin-top:40px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:48px 48px 24px;
  box-shadow:var(--shadow-rest);
}
.timeline{position:relative;padding-left:66px}
.timeline::before{
  content:"";
  position:absolute;
  left:22px;top:14px;bottom:34px;
  width:2px;
  border-radius:2px;
  background:linear-gradient(180deg,#10C98A 0%,#5BD9A6 55%,rgba(211,242,106,.35) 100%);
}
.tl-item{position:relative;padding-bottom:34px}
.tl-dot{
  position:absolute;
  left:-66px;top:0;
  display:grid;
  place-items:center;
  width:44px;height:44px;
  border-radius:14px;
  background:var(--grad-brand);
  color:var(--on-brand);
  font-size:15px;
  font-weight:800;
  box-shadow:0 8px 20px rgba(16,201,138,.28);
  font-variant-numeric:tabular-nums;
}
.tl-item h3{font-size:18px;font-weight:700;line-height:1.5}
.tl-item p{margin-top:8px;font-size:15px;line-height:1.8;color:var(--muted);max-width:760px}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{
  display:inline-flex;
  align-items:center;
  padding:5px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  background:rgba(16,201,138,.12);
  color:var(--brand-600);
}
.chip.orange{background:rgba(255,122,26,.12);color:var(--accent)}

/* ---------- 卡片栅格 ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:24px;
  margin-top:40px;
}
.benefit-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-rest);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  display:flex;
  flex-direction:column;
}
.benefit-card::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:4px;
  background:var(--grad-brand);
  opacity:.4;
  transition:opacity .22s var(--ease);
  z-index:3;
}
.benefit-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.benefit-card:hover::before{opacity:1}
.card-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:linear-gradient(140deg,#0AA96B 0%,#10C98A 50%,#D3F26A 100%);
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.benefit-card:hover .card-media img{transform:scale(1.03)}
.media-badge{
  position:absolute;
  top:12px;right:12px;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(13,21,18,.72);
  color:#F2FBF6;
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
  z-index:2;
}
.media-badge.lock{background:rgba(255,122,26,.9);color:#fff}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:18px;font-weight:700;line-height:1.5}
.card-body p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--muted)}
.card-points{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.card-points li{
  position:relative;
  padding-left:16px;
  font-size:14px;
  color:var(--muted);
}
.card-points li::before{
  content:"";
  position:absolute;
  left:0;top:.62em;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--brand-500);
}
.card-foot{
  margin-top:auto;
  padding-top:16px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--muted);
}

/* ---------- 规格说明带 ---------- */
.spec-band{
  margin-top:40px;
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:44px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:44px 48px;
  box-shadow:var(--shadow-rest);
}
.spec-band h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(20px,2.2vw,26px);
  font-weight:700;
  line-height:1.4;
}
.spec-band h2::before{
  content:"";
  position:absolute;
  left:0;top:.28em;
  width:6px;height:1.05em;
  border-radius:6px;
  background:var(--grad-brand);
}
.spec-band .spec-intro{margin-top:16px;font-size:15px;line-height:1.8;color:var(--muted)}
.spec-list li{
  display:grid;
  grid-template-columns:132px 1fr;
  gap:18px;
  padding:18px 0;
  border-bottom:1px solid var(--line);
}
.spec-list li:first-child{padding-top:0}
.spec-list li:last-child{border-bottom:0;padding-bottom:0}
.spec-key{font-size:14px;font-weight:700;color:var(--brand-600)}
.spec-val{font-size:15px;line-height:1.8;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{margin-top:36px;max-width:920px}
.faq-item{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.faq-item:hover{box-shadow:var(--shadow-rest)}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:4px;
  background:var(--grad-brand);
  opacity:0;
  transition:opacity .22s var(--ease);
}
.faq-item.open::before{opacity:1}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:64px;
  padding:16px 24px;
  background:none;
  border:0;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--text);
  cursor:pointer;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand-600)}
.faq-icon{
  flex:0 0 auto;
  position:relative;
  width:22px;height:22px;
  transition:transform .3s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:var(--brand-600);
  border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .32s var(--ease);
}
.faq-item.open .faq-a{max-height:420px}
.faq-a-inner{padding:0 24px 24px 24px;font-size:15.5px;line-height:1.8;color:var(--muted)}

/* ---------- 相关分类胶囊组 ---------- */
.rel-links{
  margin-top:40px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  padding:24px 28px;
  background:var(--surface);
  border:1px dashed #CBD8D1;
  border-radius:var(--radius-lg);
}
.rel-links .rel-label{font-size:14px;font-weight:700;color:var(--muted);margin-right:6px}
.rel-links a{
  display:inline-flex;
  align-items:center;
  padding:10px 20px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;
  font-weight:700;
  color:var(--text);
  transition:border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease),color .2s var(--ease);
}
.rel-links a:hover{border-color:var(--brand-500);background:rgba(16,201,138,.06);color:var(--brand-600);transform:translateY(-2px)}

/* ---------- 深色 CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  margin-top:var(--section-y);
  background:var(--ink-900);
  color:#F2FBF6;
  padding:72px 0;
}
.cta-band::before{
  content:"";
  position:absolute;
  width:620px;height:620px;
  left:-160px;top:-280px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(16,201,138,.34),transparent 68%);
  filter:blur(30px);
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;
  width:520px;height:520px;
  right:-180px;bottom:-300px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(211,242,106,.24),transparent 70%);
  filter:blur(30px);
  pointer-events:none;
}
.cta-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:52px;
  align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.4}
.cta-band p{margin-top:16px;font-size:15.5px;line-height:1.85;color:#B7C7BE;max-width:520px}
.cta-foot{margin-top:22px;font-size:13px;color:#8DA096}
.cta-form{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(242,251,246,.14);
  border-radius:var(--radius-lg);
  padding:28px;
}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:#B7C7BE;margin-bottom:8px}
.field input{
  width:100%;
  height:50px;
  padding:0 16px;
  border-radius:14px;
  border:1px solid rgba(242,251,246,.18);
  background:rgba(13,21,18,.42);
  color:#F2FBF6;
  font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:#7E9188}
.field input:focus{
  outline:none;
  border-color:var(--brand-500);
  box-shadow:0 0 0 4px rgba(16,201,138,.18);
}
.cta-form .btn{width:100%}
.form-hint{margin-top:14px;font-size:13px;line-height:1.7;color:#8DA096}
.form-hint.error{color:#FF9A55}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-900);
  color:#F2FBF6;
  padding:64px 0 0;
  border-top:1px solid rgba(242,251,246,.08);
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.foot-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:16px;
  font-weight:800;
}
.foot-desc{margin-top:16px;font-size:14px;line-height:1.85;color:#9FB3A9;max-width:340px}
.foot-col h4{font-size:14px;font-weight:700;color:#F2FBF6;margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a,.foot-col span{
  font-size:14px;
  color:#9FB3A9;
  transition:color .2s var(--ease),transform .2s var(--ease);
  display:inline-block;
}
.foot-col a:hover{color:var(--brand-300);transform:translateX(2px)}
.foot-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  align-items:center;
  padding:22px 0 26px;
  border-top:1px solid rgba(242,251,246,.10);
  font-size:13px;
  color:#8DA096;
}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;
  right:22px;bottom:26px;
  z-index:90;
  width:48px;height:48px;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand-600);
  font-size:16px;
  font-weight:800;
  cursor:pointer;
  box-shadow:var(--shadow-rest);
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease),box-shadow .24s var(--ease);
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{gap:40px}
  .spec-band{padding:40px}
}
@media (max-width:1023px){
  :root{--section-y:72px}
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:block}
  .brand-text{font-size:15px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media,.hero-media img{min-height:300px}
  .badge-row{grid-template-columns:repeat(2,1fr)}
  .stat-badge:nth-child(2){border-right:0}
  .stat-badge:nth-child(1),.stat-badge:nth-child(2){border-bottom:1px solid var(--line)}
  .timeline-wrap{padding:36px 32px 12px}
  .timeline{padding-left:58px}
  .timeline::before{left:20px}
  .tl-dot{left:-58px;width:40px;height:40px;border-radius:12px;font-size:14px}
  .spec-band{grid-template-columns:1fr;gap:26px;padding:32px}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:60px 0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--section-y:48px}
  body{font-size:15.5px}
  .container{padding:0 18px}
  .site-header{top:10px;width:calc(100% - 24px);margin-top:10px}
  .nav-shell{height:56px;padding:0 10px 0 14px}
  .brand-mark{width:34px;height:34px;font-size:13px}
  .brand-text{font-size:14px}
  .subnav{width:100%;justify-content:flex-start;padding:6px;border-radius:20px}
  .subnav a{padding:7px 14px;font-size:13px}
  .page-hero{padding-top:36px}
  .hero-actions .btn{width:100%}
  .hero-media,.hero-media img{min-height:240px;border-radius:22px}
  .badge-row{grid-template-columns:1fr 1fr}
  .stat-badge{padding:18px}
  .stat-num{font-size:22px}
  .timeline-wrap{padding:26px 20px 6px;border-radius:20px}
  .timeline{padding-left:48px}
  .timeline::before{left:17px}
  .tl-dot{left:-48px;width:34px;height:34px;border-radius:11px;font-size:13px}
  .tl-item{padding-bottom:26px}
  .card-grid{grid-template-columns:1fr;gap:16px}
  .spec-band{padding:24px 20px;border-radius:20px}
  .spec-list li{grid-template-columns:1fr;gap:6px;padding:14px 0}
  .faq-q{padding:14px 18px;font-size:16px;min-height:58px}
  .faq-a-inner{padding:0 18px 20px}
  .rel-links{padding:18px;gap:10px}
  .rel-links a{padding:9px 16px;font-size:13px}
  .cta-band{padding:48px 0}
  .cta-form{padding:22px}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .to-top{right:14px;bottom:16px;width:44px;height:44px}
}
@media (max-width:479px){
  :root{--section-y:40px}
  .page-hero h1{font-size:26px}
  .hero-sub{font-size:15.5px}
  .hero-note{font-size:14px}
  .badge-row{grid-template-columns:1fr}
  .stat-badge{border-right:0;border-bottom:1px solid var(--line)}
  .stat-badge:last-child{border-bottom:0}
  .btn{width:100%}
  .rel-links .rel-label{width:100%}
}