/* roulang page: index */
:root{
  --bg:#060B0F;
  --bg-2:#0A1418;
  --bg-3:#0D171B;
  --brand:#14E0A8;
  --brand-2:#FF8A2B;
  --ok:#2FD48A;
  --warn:#FFB03A;
  --danger:#FF5C5C;
  --info:#5AB7FF;
  --text:#EAF5F2;
  --text-2:#9BB0AE;
  --text-3:#6C8280;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.045);
  --glass-line:rgba(255,255,255,.09);
  --glow:0 0 0 1px rgba(20,224,168,.45),0 10px 36px rgba(20,224,168,.22);
  --r-card:18px;
  --r-img:16px;
  --r-btn:10px;
  --r-input:12px;
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(6,11,15,0);
  border-bottom:1px solid transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease),backdrop-filter .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(6,11,15,.92);
  border-bottom-color:var(--line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.nav-inner{display:flex;align-items:center;gap:24px;height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:32px;height:32px;border-radius:9px;flex-shrink:0;
  background:linear-gradient(140deg,rgba(20,224,168,.9),rgba(20,224,168,.25));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 20px rgba(20,224,168,.28);
}
.logo-mark svg{width:18px;height:18px;}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-main{font-size:15px;font-weight:800;letter-spacing:.2px;color:var(--text);white-space:nowrap;}
.logo-sub{font-size:11px;color:var(--text-3);letter-spacing:.4px;}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;
  font-size:14px;color:var(--text-2);border-radius:8px;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.04);}
.nav-link.is-active{color:var(--text);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;width:260px;height:38px;
  padding:0 12px;border-radius:var(--r-input);
  background:var(--glass);border:1px solid var(--glass-line);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(20,224,168,.18);}
.search-box svg{width:15px;height:15px;color:var(--text-3);flex-shrink:0;}
.search-box input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;font-size:13px;color:var(--text);
}
.search-box input::placeholder{color:var(--text-3);}
.kbd{
  font-size:11px;color:var(--text-3);border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;white-space:nowrap;
}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-btn);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--text-2);
  cursor:pointer;transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--brand);border-color:rgba(20,224,168,.5);}
.icon-btn svg{width:18px;height:18px;}
.mobile-toggle{display:none;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-primary{background:var(--brand);color:#04231A;box-shadow:var(--glow);}
.btn-primary:hover{color:#04231A;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(20,224,168,.6),0 14px 42px rgba(20,224,168,.32);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{background:var(--glass);border-color:var(--glass-line);color:var(--text);}
.btn-ghost:hover{border-color:rgba(20,224,168,.55);color:#fff;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--brand);font-weight:600;}
.text-link span{transition:transform .2s var(--ease);}
.text-link:hover span{transform:translateX(3px);}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:88px 0 72px;}
.hero-bg{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,11,15,.74),rgba(6,11,15,.9) 62%,var(--bg) 100%),
             url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero-inner{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  font-size:13px;color:var(--brand);background:rgba(20,224,168,.08);
  border:1px solid rgba(20,224,168,.28);margin-bottom:20px;
}
.hero h1{font-size:50px;line-height:1.15;letter-spacing:-.5px;margin-bottom:18px;}
.hero-sub{font-size:17px;color:var(--text-2);max-width:560px;margin-bottom:28px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap;}
.hero-stats li{display:flex;flex-direction:column;gap:2px;}
.hero-stats b{font-size:28px;color:var(--brand);font-weight:700;letter-spacing:.5px;font-variant-numeric:tabular-nums;}
.hero-stats span{font-size:13px;color:var(--text-3);}
.hero-card{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
  padding:18px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:0 18px 60px rgba(0,0,0,.45);
}
.kv-media{border-radius:var(--r-img);overflow:hidden;aspect-ratio:4/3;background:var(--bg-3);margin-bottom:14px;}
.kv-media img{width:100%;height:100%;object-fit:cover;}
.kv-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.chip{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;background:var(--glass);border:1px solid var(--glass-line);color:var(--text-2);
}
.chip-ok{color:var(--ok);border-color:rgba(47,212,138,.35);background:rgba(47,212,138,.1);}
.chip-warn{color:var(--brand-2);border-color:rgba(255,138,43,.4);background:rgba(255,138,43,.1);}
.hero-card h2{font-size:22px;margin-bottom:8px;}
.hero-card p{font-size:14px;color:var(--text-2);margin-bottom:18px;}

/* ---------- stats bar ---------- */
.stats-bar{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--bg-2);
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-item{padding:28px 24px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:0;}
.stat-item b{display:block;font-size:26px;color:var(--text);font-variant-numeric:tabular-nums;font-weight:700;}
.stat-item span{font-size:13px;color:var(--text-3);}

/* ---------- section base ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--bg-2);}
.section-alt-2{background:var(--bg-3);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;}
.sec-kicker{
  display:inline-block;font-size:13px;color:var(--brand);letter-spacing:2px;
  text-transform:uppercase;margin-bottom:10px;font-weight:600;
}
.sec-title{font-size:34px;line-height:1.3;margin-bottom:10px;}
.sec-desc{font-size:15px;color:var(--text-2);max-width:640px;}

/* ---------- timeline ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:0;padding-top:14px;}
.tl-item{position:relative;padding:34px 18px 0 0;}
.tl-line{position:absolute;top:19px;left:0;right:0;height:2px;background:var(--line);}
.tl-line.is-done{background:var(--brand);}
.tl-dot{
  position:absolute;top:14px;left:0;width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--line);
}
.tl-item.is-done .tl-dot{background:var(--brand);border-color:var(--brand);}
.tl-item.is-now .tl-dot{background:var(--brand-2);border-color:var(--brand-2);box-shadow:0 0 0 6px rgba(255,138,43,.18);}
.tl-item h3{font-size:17px;margin-bottom:6px;}
.tl-item time{display:block;font-size:13px;color:var(--brand);font-variant-numeric:tabular-nums;margin-bottom:6px;}
.tl-item.is-todo time{color:var(--text-3);}
.tl-item p{font-size:13px;color:var(--text-2);line-height:1.7;}

/* ---------- feature grid ---------- */
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;}
.feature-main{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .2s var(--ease),background .2s var(--ease);
}
.feature-main:hover,.feature-mini:hover{border-color:rgba(20,224,168,.45);background:rgba(255,255,255,.06);}
.media{aspect-ratio:4/3;background:var(--bg-3);overflow:hidden;}
.media img{width:100%;height:100%;object-fit:cover;}
.feature-body{padding:22px 24px 26px;}
.tag{
  display:inline-block;font-size:12px;color:var(--brand);background:rgba(20,224,168,.09);
  border:1px solid rgba(20,224,168,.25);border-radius:999px;padding:2px 10px;margin-bottom:12px;
}
.feature-body h3{font-size:22px;margin-bottom:8px;}
.feature-body p{font-size:14px;color:var(--text-2);}
.feature-side{display:flex;flex-direction:column;gap:24px;}
.feature-mini{
  display:flex;gap:16px;background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-card);padding:16px;align-items:center;flex:1;
  transition:border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.feature-mini:hover{transform:translateY(-2px);}
.feature-mini .mini-img{width:92px;height:92px;border-radius:14px;overflow:hidden;flex-shrink:0;background:var(--bg-3);}
.feature-mini .mini-img img{width:100%;height:100%;object-fit:cover;}
.feature-mini h3{font-size:17px;margin-bottom:4px;}
.feature-mini p{font-size:13px;color:var(--text-2);}
.chips-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.chips-row li{
  padding:7px 16px;border-radius:999px;font-size:13px;color:var(--text-2);
  border:1px dashed var(--line);background:rgba(255,255,255,.02);
}

/* ---------- plans ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.plan{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
  padding:28px 26px;position:relative;transition:border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.plan:hover{border-color:rgba(20,224,168,.4);transform:translateY(-2px);}
.plan.is-featured{
  border-color:rgba(255,138,43,.55);background:rgba(255,138,43,.06);
  transform:translateY(-12px);
}
.plan.is-featured:hover{transform:translateY(-14px);border-color:var(--brand-2);}
.plan-flag{
  position:absolute;top:-12px;left:26px;height:24px;padding:0 12px;border-radius:999px;
  background:var(--brand-2);color:#2A1200;font-size:12px;font-weight:700;display:inline-flex;align-items:center;
}
.plan h3{font-size:20px;margin-bottom:6px;}
.plan .plan-note{font-size:13px;color:var(--text-2);margin-bottom:16px;}
.plan-price{font-size:32px;font-weight:700;color:var(--text);font-variant-numeric:tabular-nums;margin-bottom:20px;}
.plan-price small{font-size:13px;color:var(--text-3);font-weight:400;margin-left:6px;}
.plist{display:flex;flex-direction:column;gap:10px;margin-bottom:24px;}
.plist li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2);}
.plist .mk{width:16px;flex-shrink:0;font-weight:700;}
.plist .yes .mk{color:var(--brand);}
.plist .no .mk{color:var(--text-3);}
.plist .no{color:var(--text-3);}

/* ---------- news ---------- */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:border-color .2s var(--ease),transform .2s var(--ease),background .2s var(--ease);
}
.news-card:hover{border-color:rgba(20,224,168,.45);transform:translateY(-2px);background:rgba(255,255,255,.06);}
.news-media{display:block;aspect-ratio:16/9;background:var(--bg-3);overflow:hidden;}
.news-media img{width:100%;height:100%;object-fit:cover;}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.badge{
  align-self:flex-start;font-size:12px;color:var(--brand);background:rgba(20,224,168,.09);
  border:1px solid rgba(20,224,168,.24);border-radius:999px;padding:2px 10px;
}
.news-body h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{font-size:13px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.empty-state{
  grid-column:1/-1;padding:56px 24px;text-align:center;border:1px dashed var(--line);
  border-radius:var(--r-card);color:var(--text-2);font-size:14px;background:rgba(255,255,255,.02);
}

/* ---------- faq ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:14px;
  overflow:hidden;transition:border-color .2s var(--ease);
}
.faq-item[open]{border-color:rgba(20,224,168,.4);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:18px 22px;min-height:56px;font-size:16px;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{position:relative;width:16px;height:16px;flex-shrink:0;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .2s var(--ease);
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item[open] .faq-icon::after{transform:scaleY(0);}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--text-2);}

/* ---------- cta ---------- */
.cta-band{padding:0 0 96px;}
.cta-card{
  background:linear-gradient(120deg,rgba(20,224,168,.09),rgba(255,255,255,.03) 52%);
  border:1px solid var(--glass-line);border-radius:22px;padding:44px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start;
}
.cta-card h2{font-size:30px;margin-bottom:14px;}
.cta-card p{font-size:15px;color:var(--text-2);margin-bottom:22px;}
.cta-points{display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;gap:10px;font-size:14px;color:var(--text-2);}
.cta-points .mk{color:var(--brand);font-weight:700;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1/-1;}
.field label{font-size:14px;color:var(--text-2);}
.field input,.field select{
  height:46px;padding:0 14px;border-radius:var(--r-input);
  background:rgba(255,255,255,.05);border:1px solid var(--glass-line);
  outline:none;font-size:15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(20,224,168,.18);}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.form-note{font-size:12px;color:var(--text-3);grid-column:1/-1;}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:13px;color:var(--text-3);max-width:320px;line-height:1.8;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col li{font-size:13px;color:var(--text-2);}
.footer-col a:hover{color:var(--brand);text-decoration:underline;}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0;display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:var(--text-2);}
.to-top:hover{color:var(--brand);}

/* ---------- drawer ---------- */
.overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);z-index:140;
}
.overlay.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:86vw;max-width:360px;z-index:150;
  background:var(--bg-2);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s var(--ease);
  padding:20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer .search-box{width:100%;margin-bottom:18px;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  height:52px;display:flex;align-items:center;justify-content:space-between;
  border-bottom:1px solid var(--line);font-size:15px;color:var(--text-2);
}
.drawer-nav a.is-active{color:var(--brand);}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:24px;}

/* ---------- responsive ---------- */
@media (max-width:1439px){
  .container{max-width:1200px;}
}
@media (max-width:1023px){
  .nav-menu,.search-box.nav-search{display:none;}
  .mobile-toggle{display:flex;}
  .hero{padding:64px 0 56px;}
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .hero h1{font-size:38px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line);}
  .timeline{grid-template-columns:repeat(3,1fr);row-gap:28px;}
  .feature-grid{grid-template-columns:1fr;}
  .news-list{grid-template-columns:repeat(2,1fr);}
  .plans{grid-template-columns:1fr 1fr;}
  .plan.is-featured{transform:none;order:-1;}
  .cta-card{grid-template-columns:1fr;gap:28px;padding:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:72px 0;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .logo-main{font-size:13px;}
  .logo-sub{display:none;}
  .hero h1{font-size:29px;letter-spacing:0;}
  .hero-sub{font-size:16px;}
  .hero-cta{gap:10px;}
  .hero-cta .btn{flex:1 1 100%;}
  .hero-stats{gap:22px;}
  .hero-stats b{font-size:23px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .stat-item{padding:20px 16px;}
  .stat-item b{font-size:22px;}
  .section{padding:56px 0;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .sec-title{font-size:24px;}
  .timeline{grid-template-columns:1fr;padding-left:26px;padding-top:0;}
  .tl-line{top:0;bottom:0;left:5px;right:auto;width:2px;height:auto;}
  .tl-item{padding:0 0 28px 0;}
  .tl-dot{top:6px;left:-26px;}
  .news-list{grid-template-columns:1fr;}
  .plans{grid-template-columns:1fr;}
  .plan{padding:24px 20px;}
  .feature-mini{flex-direction:row;align-items:flex-start;}
  .feature-mini .mini-img{width:72px;height:72px;}
  .faq-item summary{font-size:15px;padding:16px 16px;}
  .faq-body{padding:0 16px 18px;font-size:14px;}
  .cta-card{padding:24px 20px;border-radius:18px;}
  .cta-card h2{font-size:23px;}
  .form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding-top:44px;}
  .news-meta{font-size:12px;}
}

/* roulang page: article */
:root{
  --bg:#060B0F;
  --bg-2:#0A1418;
  --bg-3:#0D171B;
  --brand:#14E0A8;
  --brand-2:#FF8A2B;
  --ok:#2FD48A;
  --warn:#FFB03A;
  --danger:#FF5C5C;
  --info:#5AB7FF;
  --text:#EAF5F2;
  --text-2:#9BB0AE;
  --text-3:#6C8280;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.07);
  --glow:0 0 0 1px rgba(20,224,168,.45),0 10px 36px rgba(20,224,168,.22);
  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset, 0 18px 40px rgba(0,0,0,.42);
  --r-sm:10px;
  --r-md:14px;
  --r-lg:18px;
  --r-pill:999px;
  --ease:cubic-bezier(.4,0,.2,1);
  --t:200ms var(--ease);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(900px 520px at 82% -8%, rgba(20,224,168,.10), transparent 62%),
    radial-gradient(720px 460px at 4% 8%, rgba(255,138,43,.07), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(20,224,168,.28);color:#fff;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

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

/* ---------- 顶部阅读进度 ---------- */
.read-progress{position:fixed;top:0;left:0;right:0;height:2px;background:transparent;z-index:1200;pointer-events:none;}
.read-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand),#7FF3D4);box-shadow:0 0 12px rgba(20,224,168,.6);transition:width 90ms linear;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-sm);
  border:1px solid transparent;background:transparent;color:var(--text);
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background var(--t),border-color var(--t),color var(--t),transform var(--t),box-shadow var(--t),filter var(--t);
}
.btn-primary{background:var(--brand);color:#04231A;box-shadow:var(--glow);}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(20,224,168,.6),0 16px 44px rgba(20,224,168,.3);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{background:var(--glass);border-color:var(--line);color:var(--text);backdrop-filter:blur(14px);}
.btn-ghost:hover{border-color:rgba(20,224,168,.6);color:#fff;background:var(--glass-2);}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600;background:none;border:0;cursor:pointer;padding:8px 0;min-height:44px;}
.btn-text .arrow{transition:transform var(--t);}
.btn-text:hover .arrow{transform:translateX(3px);}

/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1;border:1px solid var(--line);background:var(--glass);color:var(--brand);}
.badge-live{color:var(--brand-2);border-color:rgba(255,138,43,.42);background:rgba(255,138,43,.10);}
.badge-done{color:var(--text-3);border-color:var(--line);background:rgba(255,255,255,.04);}
.chip{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--glass);color:var(--text-2);font-size:13px;transition:var(--t);}
.chip:hover{border-color:rgba(20,224,168,.5);color:var(--text);}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(6,11,15,.55);backdrop-filter:blur(18px);border-bottom:1px solid transparent;transition:background var(--t),border-color var(--t);}
.site-header.is-scrolled{background:rgba(6,11,15,.92);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;gap:20px;min-height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(150deg,var(--brand),#0FB98C);display:grid;place-items:center;box-shadow:0 8px 22px rgba(20,224,168,.28);}
.logo-mark svg{width:20px;height:20px;}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-main{font-size:15px;font-weight:800;letter-spacing:.2px;color:var(--text);}
.logo-sub{font-size:11px;color:var(--text-2);letter-spacing:.4px;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{position:relative;padding:10px 12px;font-size:14.5px;color:var(--text-2);border-radius:8px;transition:color var(--t),background var(--t);}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.04);}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:transparent;transition:background var(--t);}
.nav-link.is-active{color:var(--text);}
.nav-link.is-active::after{background:var(--brand);box-shadow:0 0 10px rgba(20,224,168,.7);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{display:flex;align-items:center;gap:8px;width:262px;height:40px;padding:0 10px 0 12px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--glass);transition:var(--t);}
.search-box:focus-within{border-color:rgba(20,224,168,.65);box-shadow:0 0 0 3px rgba(20,224,168,.14);}
.search-box svg{width:16px;height:16px;stroke:var(--text-3);flex-shrink:0;}
.search-box input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:14px;}
.search-box input::placeholder{color:var(--text-3);}
.search-box kbd{font-family:inherit;font-size:11px;color:var(--text-3);border:1px solid var(--line);border-radius:6px;padding:2px 6px;background:rgba(255,255,255,.04);}
.icon-btn{width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--glass);display:grid;place-items:center;cursor:pointer;transition:var(--t);}
.icon-btn svg{width:19px;height:19px;stroke:var(--text-2);transition:stroke var(--t);}
.icon-btn:hover{border-color:rgba(20,224,168,.55);}
.icon-btn:hover svg{stroke:var(--brand);}
.menu-toggle{display:none;width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--glass);cursor:pointer;place-items:center;}
.menu-toggle span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px;position:relative;}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:2px;}
.menu-toggle span::before{top:-5px;}
.menu-toggle span::after{top:5px;}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:var(--t);z-index:1100;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:86vw;max-width:360px;background:var(--bg-2);border-left:1px solid var(--line);z-index:1200;transform:translateX(102%);transition:transform 240ms var(--ease);padding:18px;display:flex;flex-direction:column;gap:14px;overflow-y:auto;}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid var(--line);}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--glass);color:var(--text-2);cursor:pointer;font-size:18px;line-height:1;}
.drawer .nav-link{display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 12px;font-size:15.5px;color:var(--text-2);border-bottom:1px solid var(--line);border-radius:0;}
.drawer .nav-link::after{display:none;}
.drawer .nav-link.is-active{color:var(--brand);}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:22px 0 0;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2);}
.crumbs a{color:var(--text-2);transition:color var(--t);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:var(--text-3);}
.crumbs .current{color:var(--text);max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头 ---------- */
.article-head{padding:26px 0 34px;border-bottom:1px solid var(--line);}
.head-tag{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.6px;color:var(--brand);text-transform:uppercase;}
.head-tag::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--brand);}
.article-head h1{margin:14px 0 16px;font-size:clamp(26px,3.4vw,38px);line-height:1.3;max-width:22ch;letter-spacing:-.2px;}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13.5px;color:var(--text-2);}
.meta-row .dot{width:1px;height:14px;background:var(--line-strong);}
.meta-row .k{color:var(--text-3);}

/* ---------- 布局 ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:52px;padding:44px 0 8px;align-items:start;}
.article-body{min-width:0;max-width:820px;}
.cover-frame{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--bg-3);aspect-ratio:16/9;margin-bottom:34px;box-shadow:var(--shadow-card);}
.cover-frame img{width:100%;height:100%;object-fit:cover;}

/* ---------- 正文排版 ---------- */
.article-content{font-size:17px;line-height:1.9;color:var(--text);}
.article-content>*:first-child{margin-top:0;}
.article-content p{margin:0 0 1.2em;}
.article-content h2{position:relative;font-size:clamp(22px,2.4vw,28px);margin:2.1em 0 .8em;padding-top:26px;}
.article-content h2::before{content:"";position:absolute;top:0;left:0;width:32px;height:2px;border-radius:2px;background:var(--brand);box-shadow:0 0 10px rgba(20,224,168,.6);}
.article-content h3{font-size:21px;margin:1.6em 0 .6em;}
.article-content h4{font-size:17.5px;margin:1.4em 0 .5em;color:var(--text);}
.article-content ul,.article-content ol{margin:0 0 1.2em;padding-left:0;}
.article-content ul li{position:relative;padding-left:22px;margin-bottom:.5em;}
.article-content ul li::before{content:"";position:absolute;left:2px;top:.78em;width:8px;height:8px;border-radius:2px;background:var(--brand);opacity:.9;}
.article-content ol{counter-reset:li;padding-left:0;}
.article-content ol li{position:relative;padding-left:34px;margin-bottom:.55em;counter-increment:li;}
.article-content ol li::before{content:counter(li,decimal-leading-zero);position:absolute;left:0;top:.1em;font-size:13px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;}
.article-content blockquote{margin:1.6em 0;padding:16px 22px;border-left:3px solid var(--brand);background:rgba(20,224,168,.06);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--text-2);font-style:normal;}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{border-radius:12px;margin:1.6em auto;}
.article-content a{color:var(--brand);border-bottom:1px solid rgba(20,224,168,.4);transition:var(--t);}
.article-content a:hover{border-bottom-color:var(--brand);}
.article-content code{background:rgba(255,255,255,.08);border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-size:.92em;}
.article-content pre{background:var(--bg-3);border:1px solid var(--line);border-radius:12px;padding:16px 18px;overflow-x:auto;margin:1.4em 0;}
.article-content pre code{background:none;border:0;padding:0;}
.article-content table{width:100%;border-collapse:collapse;font-size:15px;}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);margin:1.6em 0;background:rgba(255,255,255,.02);}
.article-content th,.article-content td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);}
.article-content thead th{background:rgba(255,255,255,.05);font-size:14px;color:var(--text-2);font-weight:600;}
.article-content tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.article-content hr{border:0;border-top:1px solid var(--line);margin:2em 0;}

/* ---------- 文末区 ---------- */
.after-article{margin-top:44px;padding-top:26px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.share-row{display:flex;align-items:center;gap:10px;}
.share-btn{width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--glass);display:grid;place-items:center;cursor:pointer;transition:var(--t);}
.share-btn svg{width:17px;height:17px;stroke:var(--text-2);transition:stroke var(--t);}
.share-btn:hover{border-color:rgba(20,224,168,.55);}
.share-btn:hover svg{stroke:var(--brand);}
.back-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:34px 0 8px;}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:18px;}
.side-card{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--glass);backdrop-filter:blur(16px);padding:18px;}
.side-card h3{font-size:14px;letter-spacing:.5px;color:var(--text-2);margin-bottom:12px;font-weight:600;}
.toc-list a{display:block;padding:8px 0;font-size:14px;color:var(--text-2);border-bottom:1px dashed rgba(255,255,255,.07);transition:var(--t);}
.toc-list li:last-child a{border-bottom:0;}
.toc-list a:hover{color:var(--brand);padding-left:4px;}
.side-links a{display:flex;align-items:center;justify-content:space-between;padding:10px 0;font-size:14px;color:var(--text-2);border-bottom:1px solid var(--line);transition:var(--t);}
.side-links li:last-child a{border-bottom:0;}
.side-links a:hover{color:var(--text);}
.side-links .arrow{color:var(--brand);transition:transform var(--t);}
.side-links a:hover .arrow{transform:translateX(3px);}
.side-cta{background:linear-gradient(160deg,rgba(20,224,168,.12),rgba(255,255,255,.03));border-color:rgba(20,224,168,.28);}
.side-cta p{font-size:14px;color:var(--text-2);margin-bottom:14px;}
.side-cta .num-badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);background:rgba(255,138,43,.14);border:1px solid rgba(255,138,43,.4);color:var(--brand-2);font-size:12px;font-weight:600;margin-bottom:10px;}

/* ---------- 继续浏览 ---------- */
.section{padding:76px 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,2.6vw,30px);}
.section-head p{font-size:14.5px;color:var(--text-2);margin-top:8px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--glass);overflow:hidden;transition:border-color var(--t),background var(--t),transform var(--t),box-shadow var(--t);}
.card:hover{border-color:rgba(20,224,168,.45);background:var(--glass-2);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.card-media{aspect-ratio:16/9;background:var(--bg-3);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.card:hover .card-media img{transform:scale(1.03);}
.card-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:17px;line-height:1.5;}
.card-body p{font-size:14.5px;color:var(--text-2);line-height:1.75;}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:8px;font-size:13px;color:var(--text-3);}
.card-foot .arrow{color:var(--brand);font-weight:700;}

/* ---------- CTA ---------- */
.cta-block{border:1px solid rgba(20,224,168,.26);border-radius:22px;background:linear-gradient(150deg,rgba(20,224,168,.12),rgba(255,255,255,.03));padding:42px;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;}
.cta-block h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-block p{color:var(--text-2);font-size:15px;max-width:52ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
.cta-note{margin-top:12px;font-size:12.5px;color:var(--text-3);}

/* ---------- 空态 ---------- */
.empty-state{border:1px dashed var(--line);border-radius:var(--r-lg);background:rgba(255,255,255,.02);padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;}
.empty-state svg{width:32px;height:32px;stroke:var(--text-3);}
.empty-state h2{font-size:20px;}
.empty-state p{color:var(--text-2);font-size:15px;}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding:64px 0 40px;}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-2);max-width:34ch;line-height:1.85;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.4px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;color:var(--text-2);}
.footer-col a{font-size:14px;color:var(--text-2);transition:var(--t);}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:20px 0 30px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}
.to-top{color:var(--text-2);transition:var(--t);}
.to-top:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .search-box{width:210px;}
  .layout{grid-template-columns:minmax(0,1fr) 280px;gap:38px;}
}
@media (max-width:1024px){
  .nav-menu{display:none;}
  .menu-toggle{display:grid;}
  .search-box{width:180px;}
  .layout{grid-template-columns:minmax(0,1fr);gap:0;}
  .sidebar{position:static;margin-top:44px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-block{grid-template-columns:1fr;padding:34px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .header-inner{min-height:56px;gap:12px;}
  .search-box{display:none;}
  .logo-main{font-size:13.5px;}
  .logo-sub{font-size:10px;letter-spacing:0;}
  .header-actions .btn-primary{display:none;}
  .section{padding:56px 0;}
  .article-head{padding:18px 0 26px;}
  .article-head h1{max-width:none;}
  .crumbs .current{max-width:100%;}
  .after-article{flex-direction:column;align-items:flex-start;}
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:48px 0 30px;}
  .article-content{font-size:16px;}
  .back-row .btn{width:100%;}
}
@media (max-width:520px){
  .meta-row{gap:8px;font-size:13px;}
  .meta-row .dot{display:none;}
  .cta-block{padding:26px 20px;border-radius:18px;}
  .side-card{padding:16px;}
}

/* roulang page: category1 */
/* ============ 设计令牌 ============ */
:root{
  --bg:#070F12;
  --bg-2:#0B171B;
  --bg-3:#0E1D21;
  --brand:#14E0A8;
  --brand-dark:#0FB98B;
  --brand-2:#FF8A2B;
  --text:#E8F3F0;
  --text-2:#9AB2AF;
  --text-3:#6B8280;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.18);
  --glass:rgba(255,255,255,.045);
  --ok:#2FD48A;
  --warn:#FFB03A;
  --danger:#FF5C5C;
  --info:#5AB7FF;
  --glow:0 0 0 1px rgba(20,224,168,.45),0 10px 36px rgba(20,224,168,.22);
  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset,0 18px 40px rgba(0,0,0,.35);
  --radius:16px;
  --radius-lg:18px;
  --radius-sm:10px;
  --container:1200px;
  --mono:"Barlow Condensed","Inter",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(20,224,168,.3);color:#fff;}

/* ============ 容器与通用 ============ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:44px;flex-wrap:wrap;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;color:var(--brand);
  text-transform:uppercase;font-weight:600;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--brand);opacity:.7;}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.01em;}
.section-head p{color:var(--text-2);font-size:15px;margin-top:10px;max-width:620px;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);
  font-size:14px;font-weight:600;transition:gap .2s ease,color .2s ease;
}
.text-link:hover{gap:10px;color:#3BF3BE;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform .2s cubic-bezier(.4,0,.2,1),box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease,filter .2s ease;
}
.btn-primary{
  background:linear-gradient(180deg,var(--brand),var(--brand-dark));
  color:#04231A;box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(20,224,168,.55),0 14px 42px rgba(20,224,168,.3);}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-ghost{
  background:var(--glass);border:1px solid var(--line-2);color:var(--text);
}
.btn-ghost:hover{border-color:var(--brand);color:#fff;background:rgba(20,224,168,.08);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(7,15,18,.72);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid transparent;
  transition:background .24s ease,border-color .24s ease;
}
.site-header.is-scrolled{background:rgba(7,15,18,.95);border-bottom-color:var(--line);}
.nav-inner{display:flex;align-items:center;gap:20px;height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand),#0A8F6C);
  display:grid;place-items:center;
  box-shadow:0 0 0 1px rgba(20,224,168,.35),0 6px 18px rgba(20,224,168,.22);
}
.logo-mark svg{width:19px;height:19px;}
.logo-text{display:flex;flex-direction:column;line-height:1.08;}
.logo-main{font-size:15px;font-weight:800;letter-spacing:.1px;color:#fff;}
.logo-sub{font-size:11px;color:var(--text-2);letter-spacing:.3px;margin-top:3px;}

.nav-menu{display:flex;align-items:center;gap:2px;margin:0 auto;}
.nav-link{
  position:relative;padding:8px 12px;border-radius:8px;
  font-size:14px;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.045);}
.nav-link.is-active{color:#fff;font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;
  border-radius:2px;background:var(--brand);
}

.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.search-box{
  display:flex;align-items:center;gap:8px;width:212px;height:38px;
  padding:0 10px;border-radius:10px;
  background:var(--glass);border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-box:hover{background:rgba(255,255,255,.06);}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 2px rgba(20,224,168,.16);}
.search-box svg{width:15px;height:15px;flex-shrink:0;stroke:var(--text-3);}
.search-box input{
  flex:1;min-width:0;background:none;border:0;outline:none;
  font-size:13px;color:var(--text);
}
.search-box input::placeholder{color:var(--text-3);}
.kbd{
  font-size:11px;color:var(--text-3);border:1px solid var(--line);
  border-radius:5px;padding:1px 5px;flex-shrink:0;line-height:1.5;
}
.icon-btn{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--line);
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.icon-btn svg{width:18px;height:18px;stroke:var(--text-2);transition:stroke .2s ease;}
.icon-btn:hover{border-color:var(--brand);background:rgba(20,224,168,.1);transform:translateY(-1px);}
.icon-btn:hover svg{stroke:var(--brand);}

.menu-toggle{
  width:38px;height:38px;border-radius:10px;display:none;place-items:center;
  background:var(--glass);border:1px solid var(--line);
}
.menu-toggle svg{width:18px;height:18px;stroke:var(--text);}
.menu-toggle:hover{border-color:var(--brand);}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease;z-index:100;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:86vw;max-width:360px;z-index:101;
  background:var(--bg-2);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .28s cubic-bezier(.4,0,.2,1);
  padding:22px 20px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);display:grid;place-items:center;}
.drawer-close svg{width:16px;height:16px;stroke:var(--text-2);}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 12px;
  border-radius:10px;background:var(--glass);border:1px solid var(--line);margin-bottom:10px;
}
.drawer-search svg{width:16px;height:16px;stroke:var(--text-3);}
.drawer-search input{flex:1;background:none;border:0;outline:none;font-size:14px;color:var(--text);}
.drawer-link{
  display:flex;align-items:center;height:52px;padding:0 4px;font-size:15px;
  color:var(--text-2);border-bottom:1px solid var(--line);
}
.drawer-link.is-active{color:var(--brand);font-weight:600;}
.drawer .btn{margin-top:18px;width:100%;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-2);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-2);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span.sep{color:var(--text-3);}
.breadcrumb .current{color:var(--text);}

/* ============ 分类页顶部 ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 76px;
  border-bottom:1px solid var(--line);
}
.page-hero .hero-bg{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;opacity:.34;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,15,18,.82) 0%,rgba(7,15,18,.72) 45%,rgba(7,15,18,.97) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.tag{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;
  border-radius:999px;background:rgba(20,224,168,.1);
  border:1px solid rgba(20,224,168,.32);
  color:var(--brand);font-size:12.5px;font-weight:600;letter-spacing:.02em;
  margin-bottom:18px;
}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--brand);}
.page-hero h1{
  font-size:clamp(28px,4.2vw,46px);line-height:1.2;font-weight:700;
  letter-spacing:-.015em;max-width:900px;
}
.page-hero .hero-lead{
  margin-top:18px;font-size:17px;line-height:1.8;color:var(--text-2);max-width:720px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;margin-top:44px;max-width:660px;
}
.hero-stats li{
  padding-left:16px;border-left:2px solid rgba(20,224,168,.5);
}
.hero-stats .num{
  display:block;font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:28px;font-weight:700;color:var(--brand);line-height:1.2;
}
.hero-stats .lbl{font-size:13px;color:var(--text-2);}

/* ============ 日期卡片横条 ============ */
.calendar-strip{
  display:grid;grid-auto-flow:column;grid-auto-columns:200px;
  gap:16px;overflow-x:auto;padding:4px 4px 18px;
  scroll-snap-type:x proximity;
}
.calendar-strip::-webkit-scrollbar{height:6px;}
.calendar-strip::-webkit-scrollbar-thumb{background:rgba(20,224,168,.35);border-radius:99px;}
.calendar-strip::-webkit-scrollbar-track{background:rgba(255,255,255,.05);border-radius:99px;}
.date-card{
  scroll-snap-align:start;
  background:var(--glass);border:1px solid var(--line);
  border-radius:var(--radius);padding:20px 18px;
  display:flex;flex-direction:column;gap:10px;
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.date-card:hover{border-color:rgba(20,224,168,.55);background:rgba(255,255,255,.06);transform:translateY(-2px);}
.date-card.is-current{
  border-color:var(--brand);
  background:linear-gradient(160deg,rgba(20,224,168,.14),rgba(255,255,255,.03));
  box-shadow:0 0 0 1px rgba(20,224,168,.35),0 14px 34px rgba(20,224,168,.16);
}
.date-card .d-day{
  font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:30px;font-weight:700;line-height:1;color:#fff;
}
.date-card .d-week{font-size:13px;color:var(--text-2);}
.date-card .d-title{font-size:14.5px;font-weight:600;line-height:1.5;color:var(--text);}
.date-card .d-foot{
  display:flex;align-items:center;justify-content:space-between;
  gap:8px;padding-top:10px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--text-3);
}
.dot{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:6px;vertical-align:middle;}
.dot-green{background:var(--ok);box-shadow:0 0 8px rgba(47,212,138,.7);}
.dot-orange{background:var(--brand-2);box-shadow:0 0 8px rgba(255,138,43,.7);}
.dot-gray{background:var(--text-3);}

/* ============ 议程列表 ============ */
.agenda-list{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;background:rgba(255,255,255,.02);
}
.agenda-row{
  display:grid;grid-template-columns:150px minmax(0,1fr) auto;
  gap:24px;align-items:center;
  padding:24px 26px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.agenda-row:last-child{border-bottom:0;}
.agenda-row:hover{background:rgba(255,255,255,.04);}
.agenda-time{
  display:flex;flex-direction:column;gap:2px;
  border-left:2px solid rgba(20,224,168,.45);padding-left:14px;
}
.agenda-time .t{
  font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:24px;font-weight:700;color:#fff;line-height:1.1;
}
.agenda-time .d{font-size:13px;color:var(--text-2);}
.agenda-main h3{font-size:18px;font-weight:700;line-height:1.45;}
.agenda-main p{font-size:14.5px;color:var(--text-2);margin-top:6px;}
.agenda-meta{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  margin-top:10px;font-size:13px;color:var(--text-3);
}
.agenda-meta .sep{color:rgba(255,255,255,.22);}
.agenda-side{display:flex;align-items:center;gap:14px;}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;
  border-radius:999px;font-size:12.5px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;
}
.badge-open{background:rgba(47,212,138,.14);border-color:rgba(47,212,138,.4);color:#4FE4A0;}
.badge-tight{background:rgba(255,138,43,.14);border-color:rgba(255,138,43,.42);color:#FFA65C;}
.badge-soon{background:rgba(255,255,255,.06);border-color:var(--line-2);color:var(--text-2);}
.arrow-link{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--brand);font-size:15px;
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.arrow-link:hover{transform:translateX(3px);border-color:var(--brand);background:rgba(20,224,168,.12);}

/* ============ 现场流程 ============ */
.flow-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
  position:relative;
}
.flow-grid::before{
  content:"";position:absolute;top:34px;left:6%;right:6%;height:1px;
  background:repeating-linear-gradient(90deg,rgba(20,224,168,.5) 0 8px,transparent 8px 16px);
}
.flow-card{
  position:relative;
  background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 22px;
  transition:border-color .2s ease,transform .2s ease,background .2s ease;
}
.flow-card:hover{border-color:rgba(20,224,168,.5);transform:translateY(-3px);background:var(--bg-3);}
.flow-num{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:rgba(20,224,168,.12);border:1px solid rgba(20,224,168,.38);
  font-family:var(--mono);font-size:18px;font-weight:700;color:var(--brand);
  margin-bottom:16px;
}
.flow-card h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.flow-card p{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ============ 场馆拍摄 / 图文区 ============ */
.split{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:40px;align-items:center;
}
.split-media{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  background:var(--bg-3);position:relative;
}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(7,15,18,.65) 100%);
}
.split-media .media-cap{
  position:absolute;left:20px;bottom:18px;z-index:2;
  font-size:13px;color:var(--text-2);
}
.split-body h2{font-size:clamp(24px,3vw,32px);line-height:1.28;font-weight:700;margin-bottom:16px;}
.split-body p{color:var(--text-2);font-size:15.5px;margin-bottom:14px;}
.check-list{margin-top:22px;display:grid;gap:12px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:14.5px;color:var(--text-2);
}
.check-list li::before{
  content:"";flex-shrink:0;width:16px;height:16px;margin-top:5px;
  border-radius:5px;background:rgba(20,224,168,.16);
  border:1px solid rgba(20,224,168,.5);
  background-image:linear-gradient(45deg,transparent 45%,var(--brand) 45%,var(--brand) 55%,transparent 55%);
  background-size:9px 9px;background-position:center;background-repeat:no-repeat;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  border:1px solid var(--line);border-radius:14px;
  background:var(--glass);margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item:hover{border-color:var(--line-2);}
.faq-item[open]{border-color:rgba(20,224,168,.5);background:rgba(20,224,168,.05);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 20px;
  font-size:16px;font-weight:500;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-mark{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;position:relative;
  border:1px solid var(--line-2);transition:transform .24s ease,border-color .24s ease;
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--brand);
  transform:translate(-50%,-50%);border-radius:2px;
}
.faq-mark::before{width:11px;height:1.6px;}
.faq-mark::after{width:1.6px;height:11px;transition:opacity .2s ease;}
.faq-item[open] .faq-mark{border-color:var(--brand);transform:rotate(90deg);}
.faq-item[open] .faq-mark::after{opacity:0;}
.faq-answer{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid rgba(20,224,168,.28);
  border-radius:22px;
  background:
    radial-gradient(120% 140% at 12% 0%,rgba(20,224,168,.16) 0%,transparent 55%),
    linear-gradient(160deg,var(--bg-3),var(--bg-2));
  padding:52px 48px;
  display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);
  gap:36px;align-items:center;
  box-shadow:var(--shadow-card);
}
.cta-band h2{font-size:clamp(24px,3vw,32px);line-height:1.28;font-weight:700;margin-bottom:14px;}
.cta-band p{color:var(--text-2);font-size:15.5px;max-width:560px;}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:stretch;}
.cta-actions .btn{width:100%;}
.cta-note{font-size:12.5px;color:var(--text-3);text-align:center;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-2);border-top:1px solid var(--line);
  padding:64px 0 26px;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:44px;border-bottom:1px solid var(--line);
}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand p{font-size:14px;color:var(--text-2);max-width:340px;line-height:1.8;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:12px;}
.footer-col li{font-size:14px;color:var(--text-2);}
.footer-col a{color:var(--text-2);transition:color .2s ease,text-decoration-color .2s ease;text-decoration:underline;text-decoration-color:transparent;text-underline-offset:3px;}
.footer-col a:hover{color:var(--brand);text-decoration-color:var(--brand);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;font-size:13px;color:var(--text-3);
}
.to-top{color:var(--text-2);transition:color .2s ease;}
.to-top:hover{color:var(--brand);}

/* ============ 响应式 ============ */
@media (max-width:1240px){
  .search-box{width:180px;}
  .nav-link{padding:8px 9px;font-size:13.5px;}
}
@media (max-width:1100px){
  .nav-menu{display:none;}
  .search-box{display:none;}
  .menu-toggle{display:grid;}
  .nav-inner{justify-content:space-between;}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .flow-grid::before{display:none;}
}
@media (max-width:1024px){
  .section{padding:76px 0;}
  .split{grid-template-columns:1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:42px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .agenda-row{grid-template-columns:120px minmax(0,1fr);}
  .agenda-side{grid-column:2;justify-content:flex-start;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:60px 0;}
  .page-hero{padding:42px 0 58px;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:16px;max-width:100%;}
  .agenda-list{border-radius:14px;}
  .agenda-row{grid-template-columns:1fr;gap:14px;padding:22px 18px;}
  .agenda-time{flex-direction:row;align-items:baseline;gap:10px;padding-left:12px;}
  .agenda-time .t{font-size:21px;}
  .agenda-side{grid-column:1;}
  .split-media img{aspect-ratio:16/11;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band{padding:34px 22px;border-radius:18px;}
}
@media (max-width:520px){
  .logo-main{font-size:13.5px;}
  .logo-sub{font-size:10.5px;}
  .nav-actions .btn-primary{min-height:38px;padding:0 14px;font-size:13.5px;}
  .calendar-strip{grid-auto-columns:170px;}
  .flow-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --bg:#060B0F;
  --bg-2:#0A1418;
  --bg-3:#0D171B;
  --brand:#14E0A8;
  --brand-2:#FF8A2B;
  --ok:#2FD48A;
  --warn:#FFB03A;
  --danger:#FF5C5C;
  --info:#5AB7FF;
  --text:#EAF5F2;
  --text-2:#9BB0AE;
  --text-3:#6C8280;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.045);
  --glass-line:rgba(255,255,255,.09);
  --glow:0 0 0 1px rgba(20,224,168,.45),0 10px 36px rgba(20,224,168,.22);
  --r-card:18px;
  --r-btn:10px;
  --r-img:16px;
  --container:1200px;
  --font:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--bg);
  background-image:
    radial-gradient(920px 520px at 10% -8%,rgba(20,224,168,.10),transparent 62%),
    radial-gradient(720px 420px at 94% 2%,rgba(255,138,43,.07),transparent 64%);
  background-repeat:no-repeat;
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--brand)}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}
input,select,textarea{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700}
p{margin:0}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#04231A;padding:10px 16px;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .24s cubic-bezier(.4,0,.2,1),border-color .24s,backdrop-filter .24s;
}
.site-header.is-scrolled{
  background:rgba(6,11,15,.92);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom-color:var(--line);
}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(140deg,#19EEB4,#0FB488);
  display:grid;place-items:center;
  box-shadow:0 6px 18px rgba(20,224,168,.28);
  flex-shrink:0;
}
.logo-mark svg{width:19px;height:19px}
.logo-text{display:flex;flex-direction:column;line-height:1.16}
.logo-main{font-size:15px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
.logo-sub{font-size:11px;color:var(--text-2);white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:10px}
.nav-link{
  position:relative;
  padding:9px 12px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:8px;
  white-space:nowrap;
  transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.045)}
.nav-link.is-active{color:var(--text)}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
  box-shadow:0 0 12px rgba(20,224,168,.6);
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:10px}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:258px;height:38px;padding:0 10px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:10px;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.search-box:hover{background:rgba(255,255,255,.06)}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(20,224,168,.14)}
.search-box svg{width:15px;height:15px;stroke:var(--text-3);flex-shrink:0}
.search-box input{flex:1;min-width:0;background:none;border:0;outline:none;color:var(--text);font-size:13.5px}
.search-box input::placeholder{color:var(--text-3)}
.kbd{
  font-size:11px;color:var(--text-3);
  border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;line-height:1.5;flex-shrink:0;
}
.icon-btn{
  width:38px;height:38px;display:grid;place-items:center;
  border-radius:10px;background:var(--glass);
  border:1px solid var(--glass-line);color:var(--text-2);
  transition:color .2s,border-color .2s,background .2s,transform .2s;
}
.icon-btn:hover{color:var(--brand);border-color:rgba(20,224,168,.5);background:rgba(20,224,168,.08);transform:translateY(-1px)}
.icon-btn svg{width:18px;height:18px;stroke:currentColor}
.search-toggle{display:none}
.nav-toggle{display:none;width:38px;height:38px;place-items:center;border-radius:10px;background:var(--glass);border:1px solid var(--glass-line);color:var(--text)}
.nav-toggle svg{width:20px;height:20px;stroke:currentColor}
.nav-toggle:hover{color:var(--brand);border-color:rgba(20,224,168,.5)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;
  transition:transform .2s cubic-bezier(.4,0,.2,1),box-shadow .2s,background .2s,color .2s,border-color .2s,filter .2s;
}
.btn svg{width:16px;height:16px;stroke:currentColor}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn-primary{
  background:linear-gradient(180deg,#19EEB4,#12C894);
  color:#04231A;
  box-shadow:var(--glow);
}
.btn-primary:hover{color:#04231A;transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(20,224,168,.55),0 14px 44px rgba(20,224,168,.30)}
.btn-primary:active{transform:translateY(0);filter:brightness(.95)}
.btn-ghost{background:var(--glass);border-color:var(--glass-line);color:var(--text)}
.btn-ghost:hover{border-color:var(--brand);color:#fff;background:rgba(20,224,168,.10);transform:translateY(-1px)}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600}
.text-link svg{width:14px;height:14px;stroke:currentColor;transition:transform .2s}
.text-link:hover svg{transform:translateX(3px)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:70;
  opacity:0;pointer-events:none;transition:opacity .28s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:86vw;max-width:360px;
  background:rgba(8,15,19,.98);
  border-left:1px solid var(--line);
  z-index:80;
  transform:translateX(102%);
  transition:transform .28s cubic-bezier(.4,0,.2,1);
  padding:22px;overflow-y:auto;
  display:flex;flex-direction:column;gap:6px;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:8px}
.drawer-title{font-size:15px;font-weight:700}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 4px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--brand);font-weight:600}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 12px;margin:14px 0 6px;background:var(--glass);border:1px solid var(--glass-line);border-radius:12px}
.drawer-search svg{width:16px;height:16px;stroke:var(--text-3)}
.drawer-search input{flex:1;min-width:0;background:none;border:0;outline:none;color:var(--text);font-size:14px}
.drawer-cta{margin-top:16px}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2);padding-top:22px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--text-3)}
.breadcrumb .current{color:var(--text)}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.34;
  filter:saturate(.9);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,11,15,.86) 0%,rgba(6,11,15,.92) 55%,var(--bg) 100%);
}
.hero-inner{position:relative;z-index:2;padding:38px 0 84px}
.hero-copy{max-width:860px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);
  padding:6px 14px;border-radius:999px;
  background:rgba(20,224,168,.10);
  border:1px solid rgba(20,224,168,.28);
  letter-spacing:.02em;
}
.eyebrow.alt{color:var(--brand-2);background:rgba(255,138,43,.10);border-color:rgba(255,138,43,.30)}
h1{
  font-size:clamp(29px,4vw,50px);
  line-height:1.18;
  margin-top:22px;
  letter-spacing:-.01em;
}
.hero-sub{margin-top:18px;font-size:18px;color:var(--text-2);max-width:760px}
.hero-lead{margin-top:16px;font-size:16px;color:var(--text-2);max-width:820px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-metrics{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;margin-top:44px;padding-top:28px;
  border-top:1px solid var(--line);
  max-width:760px;
}
.metric-num{font-size:28px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2}
.metric-label{font-size:13px;color:var(--text-2);margin-top:4px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-alt{background:linear-gradient(180deg,rgba(13,23,27,.65),rgba(10,20,24,0))}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-top:16px;line-height:1.3}
.section-desc{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.85}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------- 步骤流 ---------- */
.steps-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.step-list{display:flex;flex-direction:column;gap:18px}
.step-item{
  position:relative;
  display:grid;
  grid-template-columns:76px minmax(0,1fr) 220px;
  gap:22px;
  padding:26px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  transition:border-color .22s,background .22s,transform .22s;
}
.step-item:hover{border-color:rgba(20,224,168,.42);background:rgba(255,255,255,.065);transform:translateY(-2px)}
.step-item:not(:last-child)::after{
  content:"";position:absolute;left:63px;bottom:-18px;height:18px;
  border-left:1px dashed rgba(20,224,168,.4);
}
.step-num{
  font-size:44px;font-weight:800;line-height:1;
  color:transparent;
  -webkit-text-stroke:1.4px rgba(20,224,168,.6);
  font-variant-numeric:tabular-nums;
  padding-top:2px;
}
.step-body h3{font-size:19px;line-height:1.45}
.step-body p{margin-top:10px;color:var(--text-2);font-size:15px;line-height:1.82}
.step-tip{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:14px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;color:var(--brand-2);
  background:rgba(255,138,43,.10);
  border:1px solid rgba(255,138,43,.28);
}
.step-media{margin:0;border-radius:12px;overflow:hidden;aspect-ratio:16/11;background:var(--bg-3)}
.step-media img{width:100%;height:100%;object-fit:cover}

/* ---------- 侧栏卡 ---------- */
.aside-card{
  position:sticky;top:88px;
  padding:24px;
  border-radius:var(--r-card);
  background:linear-gradient(180deg,rgba(20,224,168,.07),rgba(255,255,255,.028));
  border:1px solid var(--glass-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.aside-card h3{font-size:17px}
.aside-card .aside-desc{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.8}
.aside-actions{display:flex;flex-direction:column;gap:10px;margin-top:18px}
.aside-list{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.aside-list li{display:flex;gap:10px;font-size:13.5px;color:var(--text-2);line-height:1.7}
.aside-list li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--brand);flex-shrink:0;margin-top:9px}
.aside-note{margin-top:18px;font-size:12.5px;color:var(--text-3);line-height:1.7}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;
  border:1px solid transparent;white-space:nowrap;
}
.badge-brand{color:var(--brand);background:rgba(20,224,168,.10);border-color:rgba(20,224,168,.30)}
.badge-warn{color:var(--warn);background:rgba(255,176,58,.10);border-color:rgba(255,176,58,.30)}
.badge-neutral{color:var(--text-2);background:rgba(255,255,255,.05);border-color:var(--line)}
.badge-info{color:var(--info);background:rgba(90,183,255,.10);border-color:rgba(90,183,255,.30)}

/* ---------- 行式清单 ---------- */
.row-list{
  display:flex;flex-direction:column;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  overflow:hidden;
}
.row-item{
  display:flex;align-items:center;gap:20px;
  padding:20px 24px;min-height:56px;
  border-bottom:1px solid var(--line);
  transition:background .2s;
}
.row-item:last-child{border-bottom:0}
.row-item:hover{background:rgba(255,255,255,.035)}
.row-main{min-width:0}
.row-main h3{font-size:16.5px;line-height:1.5}
.row-main p{margin-top:6px;font-size:14px;color:var(--text-2);line-height:1.75}
.row-side{margin-left:auto;display:flex;align-items:center;gap:16px;flex-shrink:0}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:14px;
  overflow:hidden;
  transition:border-color .22s,background .22s;
}
.faq-item:hover{border-color:rgba(255,255,255,.18)}
.faq-item[open]{border-color:rgba(20,224,168,.38);background:rgba(20,224,168,.045)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;
  font-size:16px;font-weight:500;color:var(--text);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;line-height:1;color:var(--brand);
  transition:transform .22s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ---------- CTA 表单 ---------- */
.cta-panel{
  display:grid;grid-template-columns:minmax(0,1fr) 430px;gap:48px;
  padding:44px;border-radius:24px;
  background:linear-gradient(135deg,rgba(20,224,168,.09),rgba(255,255,255,.028) 46%,rgba(255,138,43,.08));
  border:1px solid var(--glass-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.cta-copy h2{font-size:clamp(23px,2.6vw,31px);margin-top:16px}
.cta-copy p{margin-top:16px;color:var(--text-2);font-size:15.5px;line-height:1.85;max-width:560px}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2)}
.cta-points li::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--brand);flex-shrink:0;margin-top:9px}
.form-card{
  background:rgba(6,11,15,.55);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  padding:26px;
}
.form-row{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-label{font-size:14px;color:var(--text-2)}
.form-input,.form-select{
  width:100%;height:46px;padding:0 14px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--glass-line);
  border-radius:12px;
  color:var(--text);font-size:15px;
  outline:none;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.form-input::placeholder{color:var(--text-3)}
.form-input:focus,.form-select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(20,224,168,.16);background:rgba(20,224,168,.05)}
.form-select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.form-select option{background:#0A1418;color:var(--text)}
.form-note{margin-top:14px;font-size:12.5px;color:var(--text-3);line-height:1.7}
.form-tip{margin-top:12px;font-size:13px;color:var(--text-2);min-height:20px}
.form-tip.is-ok{color:var(--brand)}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding:64px 0 40px}
.footer-brand .logo{margin-bottom:4px}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-2);line-height:1.8;max-width:330px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text)}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col li{font-size:14px;color:var(--text-2);line-height:1.7}
.footer-col a:hover{color:var(--brand);text-decoration:underline}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 30px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:var(--text-2);font-size:13px;padding:8px 12px;border:1px solid var(--line);border-radius:999px;transition:color .2s,border-color .2s,transform .2s}
.to-top:hover{color:var(--brand);border-color:rgba(20,224,168,.5);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .search-box{width:210px}
  .nav-link{padding:9px 9px;font-size:14px}
}
@media (max-width:1024px){
  .container{padding:0 20px}
  .search-box{display:none}
  .search-toggle{display:grid}
  .steps-layout{grid-template-columns:1fr;gap:32px}
  .aside-card{position:static}
  .step-item{grid-template-columns:64px minmax(0,1fr)}
  .step-media{grid-column:1 / -1;aspect-ratio:16/7}
  .step-item:not(:last-child)::after{left:53px}
  .cta-panel{grid-template-columns:1fr;gap:36px;padding:34px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .nav-menu{display:none}
  .nav-toggle{display:grid}
  .section{padding:76px 0}
  .hero-inner{padding:30px 0 68px}
}
@media (max-width:768px){
  .header-inner{height:56px;gap:12px}
  .logo-sub{display:none}
  .logo-main{font-size:13.5px}
  .section{padding:64px 0}
  .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .row-item{flex-direction:column;align-items:flex-start;gap:14px;padding:18px 20px}
  .row-side{margin-left:0;width:100%;justify-content:flex-start}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;padding:48px 0 32px}
  .header-tools .btn-sm{display:none}
}
@media (max-width:520px){
  .container{padding:0 16px}
  h1{font-size:27px}
  .hero-sub{font-size:16px}
  .hero-lead{font-size:15px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-metrics{grid-template-columns:1fr 1fr}
  .metric-num{font-size:24px}
  .step-item{grid-template-columns:1fr;gap:14px;padding:20px}
  .step-item:not(:last-child)::after{display:none}
  .step-num{font-size:36px}
  .step-media{aspect-ratio:16/9}
  .cta-panel{padding:24px 20px}
  .form-card{padding:20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --bg:#060B0F;
  --bg-2:#0A1418;
  --bg-3:#0D171B;
  --brand:#14E0A8;
  --brand-2:#FF8A2B;
  --ok:#2FD48A;
  --warn:#FFB03A;
  --danger:#FF5C5C;
  --info:#5AB7FF;
  --text:#EAF5F2;
  --text-2:#9BB0AE;
  --text-3:#6C8280;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.045);
  --glass-line:rgba(255,255,255,.09);
  --glow:0 0 0 1px rgba(20,224,168,.45), 0 10px 36px rgba(20,224,168,.22);
  --r-card:18px;
  --r-img:16px;
  --r-btn:10px;
  --r-input:12px;
  --ease:cubic-bezier(.4,0,.2,1);
  --container:1200px;
  --shadow-soft:0 18px 40px rgba(0,0,0,.35);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:0}
p{margin:0}
button,input,select{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums}

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

.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:34px;margin-bottom:14px}
.section-head p{color:var(--text-2);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--brand);letter-spacing:.04em;
  background:rgba(20,224,168,.08);
  border:1px solid rgba(20,224,168,.28);
  border-radius:999px;padding:5px 12px;margin-bottom:16px;
}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease),backdrop-filter .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(6,11,15,.93);
  border-bottom-color:var(--line);
  backdrop-filter:blur(16px);
}
.header-inner{
  height:64px;display:flex;align-items:center;gap:24px;
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(150deg,var(--brand),#0FA981);
  display:grid;place-items:center;
  box-shadow:0 8px 22px rgba(20,224,168,.28);
}
.logo-mark svg{width:20px;height:20px}
.logo-text{display:flex;flex-direction:column;line-height:1.16}
.logo-main{font-size:15px;font-weight:800;letter-spacing:.01em;color:var(--text)}
.logo-sub{font-size:11.5px;color:var(--text-2);letter-spacing:.02em}

.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-link{
  position:relative;
  font-size:14.5px;color:var(--text-2);
  padding:8px 12px;border-radius:8px;
  transition:color .2s var(--ease),background .2s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav-link.is-active{color:var(--text)}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
}

.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:262px;height:40px;padding:0 12px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-btn);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.search-box:focus-within{
  border-color:rgba(20,224,168,.6);
  box-shadow:0 0 0 3px rgba(20,224,168,.16);
  background:rgba(255,255,255,.06);
}
.search-box svg{width:16px;height:16px;flex-shrink:0;color:var(--text-3)}
.search-box input{
  flex:1;min-width:0;background:none;border:0;outline:none;
  font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:var(--text-3)}
.kbd{
  font-size:11px;color:var(--text-3);
  border:1px solid var(--line);border-radius:6px;
  padding:1px 5px;flex-shrink:0;
}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-btn);
  display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--glass-line);
  color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.icon-btn:hover{color:var(--brand);border-color:rgba(20,224,168,.5);background:rgba(20,224,168,.08)}
.icon-btn svg{width:19px;height:19px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),filter .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);color:#04231A;
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(20,224,168,.6),0 14px 42px rgba(20,224,168,.32);color:#04231A}
.btn-primary:active{transform:translateY(0);filter:brightness(.95)}
.btn-ghost{
  background:var(--glass);border:1px solid var(--glass-line);color:var(--text);
}
.btn-ghost:hover{border-color:rgba(20,224,168,.55);color:#fff;background:rgba(20,224,168,.07)}
.btn-ghost:active{transform:translateY(1px)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14.5px;font-weight:600;padding:10px 2px;min-height:44px;
}
.btn-text span{transition:transform .2s var(--ease)}
.btn-text:hover span{transform:translateX(3px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none}

.menu-toggle{display:none}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.6);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease);
  z-index:80;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:86vw;max-width:380px;
  background:var(--bg-2);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s var(--ease);
  z-index:90;display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
body.drawer-open .drawer{transform:translateX(0)}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer .nav-menu{flex-direction:column;align-items:stretch;gap:0;margin:0}
.drawer .nav-link{
  padding:14px 4px;font-size:16px;border-bottom:1px solid var(--line);
  border-radius:0;min-height:52px;display:flex;align-items:center;
}
.drawer .nav-link.is-active::after{display:none}
.drawer .nav-link.is-active{color:var(--brand)}
.drawer .search-box{width:100%;margin:18px 0 8px;height:44px}
.drawer .btn{width:100%;margin-top:16px}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:var(--text-3)}
.crumb .current{color:var(--text);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:132px 0 84px;
  background-image:linear-gradient(180deg,rgba(6,11,15,.86),rgba(6,11,15,.94)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg,rgba(6,11,15,0),var(--bg));
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
  position:relative;z-index:2;
}
.hero-copy h1{
  font-size:50px;line-height:1.16;letter-spacing:-.01em;margin-bottom:18px;
}
.hero-copy h1 em{font-style:normal;color:var(--brand)}
.hero-sub{font-size:18px;color:var(--text-2);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  padding:26px;
  backdrop-filter:blur(18px);
  box-shadow:var(--shadow-soft);
}
.hero-card h3{font-size:17px;margin-bottom:6px}
.hero-card .hint{font-size:13.5px;color:var(--text-3);margin-bottom:20px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.hero-stats .stat{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:12px;
  padding:14px 12px;
  text-align:center;
}
.hero-stats .stat b{display:block;font-size:26px;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-stats .stat span{font-size:12.5px;color:var(--text-3)}
.hero-note{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--text-2);display:flex;gap:10px;align-items:flex-start;
}
.hero-note svg{width:16px;height:16px;color:var(--brand);flex-shrink:0;margin-top:4px}

/* ---------- 筛选 chip ---------- */
.chip-bar{
  display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px;
}
.chip{
  min-height:40px;padding:0 18px;
  border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);
  color:var(--text-2);font-size:14px;
  display:inline-flex;align-items:center;gap:8px;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{color:var(--text);border-color:rgba(20,224,168,.4)}
.chip.is-on{
  color:var(--brand);
  border-color:rgba(20,224,168,.65);
  background:rgba(20,224,168,.10);
  box-shadow:0 0 0 1px rgba(20,224,168,.2);
}

/* ---------- 场馆卡网格 ---------- */
.venue-grid{
  display:grid;
  grid-template-columns:1.25fr 1fr 1fr;
  gap:24px;
}
.venue-card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:border-color .22s var(--ease),transform .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.venue-card:hover{
  border-color:rgba(20,224,168,.5);
  transform:translateY(-2px);
  background:rgba(255,255,255,.06);
  box-shadow:0 16px 36px rgba(0,0,0,.35);
}
.venue-card--lead{grid-column:1;grid-row:span 2}
.venue-media{
  position:relative;width:100%;padding-top:56.25%;
  background:var(--bg-3);overflow:hidden;
}
.venue-card--lead .venue-media{padding-top:70%}
.venue-media img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0;
}
.media-badge{
  position:absolute;left:14px;top:14px;
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;
  background:rgba(6,11,15,.68);
  border:1px solid rgba(20,224,168,.4);
  color:var(--brand);
  backdrop-filter:blur(8px);
}
.venue-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.venue-body h3{font-size:19px}
.venue-role{font-size:13px;color:var(--brand-2);letter-spacing:.02em}
.venue-body p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px}
.tag{
  font-size:12px;color:var(--text-2);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:999px;padding:4px 11px;
}
.venue-meta{
  display:flex;align-items:center;gap:14px;
  font-size:12.5px;color:var(--text-3);
  border-top:1px solid var(--line);padding-top:14px;
  flex-wrap:wrap;
}
.venue-meta b{color:var(--text);font-weight:600;font-variant-numeric:tabular-nums}

/* ---------- 服务行式列表 ---------- */
.split{display:grid;grid-template-columns:1.35fr 1fr;gap:32px;align-items:start}
.service-list{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-card);overflow:hidden;
}
.service-row{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:76px;padding:16px 22px;
  border-bottom:1px solid var(--line);
  transition:background .2s var(--ease);
}
.service-row:last-child{border-bottom:0}
.service-row:hover{background:rgba(255,255,255,.03)}
.service-main h3{font-size:16.5px;margin-bottom:4px}
.service-main p{font-size:13.5px;color:var(--text-3)}
.service-side{display:flex;align-items:center;gap:14px;flex-shrink:0}
.status-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 11px;border-radius:999px;font-size:12px;
  border:1px solid transparent;white-space:nowrap;
}
.status-badge.is-ok{color:var(--ok);background:rgba(47,212,138,.10);border-color:rgba(47,212,138,.32)}
.status-badge.is-warn{color:var(--brand-2);background:rgba(255,138,43,.10);border-color:rgba(255,138,43,.32)}
.status-badge.is-off{color:var(--text-3);background:rgba(255,255,255,.05);border-color:var(--line)}
.row-arrow{color:var(--brand);font-size:16px;transition:transform .2s var(--ease)}
.service-row:hover .row-arrow{transform:translateX(3px)}

.prep-card{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-card);padding:26px;
}
.prep-card h3{font-size:19px;margin-bottom:8px}
.prep-card > p{font-size:14px;color:var(--text-2);margin-bottom:20px}
.check-list li{
  position:relative;padding-left:24px;margin-bottom:14px;
  font-size:14.5px;color:var(--text-2);line-height:1.75;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:2px;background:var(--brand);
}
.check-list li b{color:var(--text);font-weight:600}

/* ---------- 合作区 ---------- */
.coop-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:40px;align-items:center}
.coop-media{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--glass-line)}
.coop-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}
.coop-copy h2{font-size:32px;margin-bottom:14px}
.coop-copy > p{color:var(--text-2);margin-bottom:26px}
.coop-points{display:grid;gap:16px;margin-bottom:26px}
.coop-point{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:14px;padding:18px 20px;
  transition:border-color .2s var(--ease)
}
.coop-point:hover{border-color:rgba(20,224,168,.42)}
.coop-point .idx{
  width:30px;height:30px;flex-shrink:0;border-radius:9px;
  background:rgba(20,224,168,.12);border:1px solid rgba(20,224,168,.35);
  color:var(--brand);font-size:13px;font-weight:700;
  display:grid;place-items:center;font-variant-numeric:tabular-nums;
}
.coop-point h4{font-size:16px;margin-bottom:4px}
.coop-point p{font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:14px;overflow:hidden;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.faq-item:hover{border-color:rgba(20,224,168,.35)}
.faq-item[open]{border-color:rgba(20,224,168,.45);background:rgba(255,255,255,.06)}
.faq-item summary{
  list-style:none;cursor:pointer;
  min-height:58px;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:16px;font-weight:500;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{
  width:22px;height:22px;flex-shrink:0;position:relative;
}
.faq-item summary .plus::before,
.faq-item summary .plus::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand);
  transform:translate(-50%,-50%);transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.faq-item summary .plus::before{width:14px;height:2px}
.faq-item summary .plus::after{width:2px;height:14px}
.faq-item[open] summary .plus::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ---------- CTA + 表单 ---------- */
.cta-band{
  background:linear-gradient(150deg,rgba(20,224,168,.10),rgba(10,20,24,.9) 55%),var(--bg-2);
  border:1px solid var(--glass-line);
  border-radius:24px;
  padding:48px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;
  align-items:center;
}
.cta-band h2{font-size:32px;margin-bottom:14px}
.cta-band p{color:var(--text-2);font-size:15.5px}
.form-grid{display:grid;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:14px;color:var(--text-2)}
.field input,.field select{
  height:46px;padding:0 14px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--glass-line);
  border-radius:var(--r-input);
  color:var(--text);font-size:15px;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field input::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus{
  border-color:rgba(20,224,168,.6);
  box-shadow:0 0 0 3px rgba(20,224,168,.16);
  background:rgba(255,255,255,.06);
}
.field select option{background:#0A1418;color:var(--text)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:14px;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-2);
  margin-top:96px;
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid var(--line);
}
.footer-brand p{color:var(--text-2);font-size:14px;margin-top:18px;max-width:320px;line-height:1.8}
.footer-col h4{font-size:15px;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col li{font-size:14px;color:var(--text-2);line-height:1.6}
.footer-col a{color:var(--text-2);font-size:14px}
.footer-col a:hover{color:var(--brand);text-decoration:underline}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:22px;font-size:13px;color:var(--text-3);flex-wrap:wrap;
}
.to-top{color:var(--text-3);font-size:13px}
.to-top:hover{color:var(--brand)}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .search-box{width:210px}
  .nav-link{padding:8px 9px;font-size:14px}
  .hero-copy h1{font-size:44px}
}
@media (max-width:1023px){
  .nav-menu,.header-actions .search-box,.header-actions .icon-btn{display:none}
  .menu-toggle{
    display:grid;place-items:center;margin-left:auto;
    width:42px;height:42px;border-radius:var(--r-btn);
    background:var(--glass);border:1px solid var(--glass-line);color:var(--text);
  }
  .menu-toggle svg{width:20px;height:20px}
  .header-actions .btn{padding:0 16px;font-size:14px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-copy h1{font-size:38px}
  .venue-grid{grid-template-columns:1fr 1fr}
  .venue-card--lead{grid-column:span 2;grid-row:auto}
  .split{grid-template-columns:1fr}
  .coop-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 18px}
  .section{padding:60px 0}
  .section--tight{padding:52px 0}
  .section-head h2{font-size:26px}
  .page-hero{padding:96px 0 60px}
  .hero-copy h1{font-size:30px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{width:100%}
  .venue-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr 1fr}
  .service-row{flex-direction:column;align-items:flex-start;gap:12px}
  .service-side{width:100%;justify-content:space-between}
  .faq-item summary{font-size:15.5px;padding:16px 18px}
  .faq-answer{padding:0 18px 18px}
  .cta-band{padding:26px;border-radius:18px}
  .cta-band h2{font-size:24px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .logo-main{font-size:13.5px}
  .logo-sub{font-size:11px}
}
@media (max-width:520px){
  .hero-stats{grid-template-columns:1fr}
  .crumb .current{max-width:160px}
  .logo-mark{width:34px;height:34px}
}

/* roulang page: category4 */
/* ===== 设计令牌 ===== */
:root{
  --bg:#060B0F;
  --bg-2:#0A1418;
  --bg-3:#0D171B;
  --brand:#14E0A8;
  --brand-deep:#0FC795;
  --brand-2:#FF8A2B;
  --ok:#2FD48A;
  --warn:#FFB03A;
  --danger:#FF5C5C;
  --info:#5AB7FF;
  --text:#EAF5F2;
  --text-2:#9BB0AE;
  --text-3:#6C8280;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.045);
  --glass-line:rgba(255,255,255,.09);
  --glow:0 0 0 1px rgba(20,224,168,.45),0 10px 36px rgba(20,224,168,.22);
  --r-lg:18px;
  --r-md:16px;
  --r-sm:10px;
  --r-pill:999px;
  --container:1200px;
  --ease:cubic-bezier(.4,0,.2,1);
}
@media (min-width:1440px){
  :root{--container:1280px;}
}

/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Inter","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(20,224,168,.28);}
.num{font-variant-numeric:tabular-nums;}

/* ===== 布局容器 ===== */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.08em;color:var(--brand);
  background:rgba(20,224,168,.08);
  border:1px solid rgba(20,224,168,.28);
  border-radius:var(--r-pill);
  padding:4px 12px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);}
.section-title{font-size:34px;line-height:1.25;font-weight:700;letter-spacing:-.01em;}
.section-sub{margin-top:12px;color:var(--text-2);font-size:16px;line-height:1.8;}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease),backdrop-filter .24s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(6,11,15,.92);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom-color:var(--line);
}
.header-inner{
  height:64px;
  display:flex;align-items:center;gap:20px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:9px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,#18F0B4,#0BAF84);
  box-shadow:0 0 0 1px rgba(20,224,168,.4),0 8px 22px rgba(20,224,168,.18);
}
.logo-mark svg{width:19px;height:19px;}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-main{font-size:14px;font-weight:800;letter-spacing:.01em;white-space:nowrap;}
.logo-sub{font-size:11px;color:var(--text-2);letter-spacing:.02em;}
.nav-menu{display:flex;align-items:center;gap:2px;flex:1;}
.nav-link{
  position:relative;
  display:flex;align-items:center;
  height:64px;padding:0 11px;
  font-size:14px;color:var(--text-2);white-space:nowrap;
}
.nav-link:hover{color:var(--text);}
.nav-link.is-active{color:var(--text);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:15px;
  height:2px;border-radius:2px;background:var(--brand);
}
.header-tools{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:236px;height:38px;padding:0 10px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-sm);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  cursor:text;
}
.command-search:hover{border-color:rgba(255,255,255,.18);}
.command-search:focus-within{
  border-color:rgba(20,224,168,.6);
  box-shadow:0 0 0 3px rgba(20,224,168,.13);
}
.command-search svg{width:15px;height:15px;color:var(--text-3);flex-shrink:0;}
.command-search input{
  flex:1;min-width:0;background:none;border:0;outline:none;
  font-size:13.5px;color:var(--text);
}
.command-search input::placeholder{color:var(--text-3);}
.kbd{
  font-size:11px;color:var(--text-3);
  padding:2px 6px;border-radius:6px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  white-space:nowrap;
}
.icon-btn{
  width:38px;height:38px;display:grid;place-items:center;
  border-radius:var(--r-sm);
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--text-2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.icon-btn:hover{border-color:rgba(20,224,168,.55);color:var(--text);}
.icon-btn svg{width:18px;height:18px;}
.nav-toggle{display:none;}
.search-toggle{display:none;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  border-radius:var(--r-sm);
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;
  transition:transform .2s var(--ease),filter .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary{
  background:linear-gradient(180deg,#19F0B5,#0FC795);
  color:#04231A;
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(20,224,168,.6),0 14px 40px rgba(20,224,168,.3);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{
  background:var(--glass);
  border-color:var(--glass-line);
  color:var(--text);
}
.btn-ghost:hover{border-color:rgba(20,224,168,.6);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14.5px;font-weight:600;
  min-height:44px;
}
.btn-link svg{width:15px;height:15px;transition:transform .2s var(--ease);}
.btn-link:hover svg{transform:translateX(3px);}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;}

/* ===== 面包屑 ===== */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:22px 0 0;
  font-size:13px;color:var(--text-2);
}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span.sep{color:var(--text-3);}
.breadcrumb .current{color:var(--text);}

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:56px 0 72px;
  background-image:linear-gradient(180deg,rgba(6,11,15,.88) 0%,rgba(6,11,15,.94) 55%,var(--bg) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
}
.hero h1{
  font-size:50px;
  line-height:1.15;
  font-weight:700;
  letter-spacing:-.015em;
}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{
  margin-top:18px;
  max-width:620px;
  font-size:17px;
  line-height:1.85;
  color:var(--text-2);
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--glass-line);
  font-size:13.5px;color:var(--text-2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{border-color:rgba(20,224,168,.55);color:var(--text);}
.chip.is-on{
  border-color:rgba(20,224,168,.6);
  color:var(--brand);
  background:rgba(20,224,168,.08);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-lg);
  padding:16px;
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
}
.hero-card .thumb{
  position:relative;width:100%;aspect-ratio:4/3;
  border-radius:14px;overflow:hidden;
  background:#0D171B;
}
.hero-card .thumb img{width:100%;height:100%;object-fit:cover;}
.hero-card .meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.hero-card .title-line{font-size:16px;font-weight:600;margin-top:14px;}
.hero-card .desc{font-size:13.5px;color:var(--text-2);margin-top:6px;line-height:1.7;}
.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12px;line-height:1;
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--brand);
}
.badge--warn{color:var(--brand-2);border-color:rgba(255,138,43,.4);background:rgba(255,138,43,.1);}
.badge--mute{color:var(--text-3);}

/* ===== 数据信任条 ===== */
.stat-row{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--glass-line);
  border-radius:var(--r-lg);
  background:var(--glass);
  overflow:hidden;
}
.stat-item{padding:24px 28px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:0;}
.stat-num{
  font-size:28px;font-weight:700;line-height:1.2;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.stat-label{margin-top:6px;font-size:13px;color:var(--text-2);}

/* ===== 对比矩阵 ===== */
.matrix{
  margin-top:8px;
  border:1px solid var(--glass-line);
  border-radius:var(--r-lg);
  background:var(--glass);
}
.matrix-head,.matrix-row{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;}
.matrix-head .mcell{
  position:sticky;top:64px;z-index:3;
  background:#0A1418;
  font-weight:600;color:var(--text);
}
.matrix-head .mcell.is-reco{background:#191C1B;}
.mcell{
  min-height:52px;
  display:flex;align-items:center;gap:8px;
  padding:12px 18px;
  font-size:14.5px;
  border-bottom:1px solid var(--line);
}
.mcell-feature{color:var(--text-2);}
.mcol{
  justify-content:center;
  text-align:center;
  font-variant-numeric:tabular-nums;
  border-left:1px solid var(--line);
}
.mcol.is-reco{background:rgba(255,138,43,.06);}
.matrix-head .mcol.is-reco{border-top:2px solid var(--brand-2);}
.matrix-row:nth-child(even) .mcell{background:rgba(255,255,255,.02);}
.matrix-row:nth-child(even) .mcol.is-reco{background:rgba(255,138,43,.08);}
.matrix-row:last-child .mcell{border-bottom:0;}
.matrix-head .mcell:first-child{border-top-left-radius:var(--r-lg);}
.matrix-head .mcell:last-child{border-top-right-radius:var(--r-lg);}
.matrix-row:last-child .mcell:first-child{border-bottom-left-radius:var(--r-lg);}
.matrix-row:last-child .mcell:last-child{border-bottom-right-radius:var(--r-lg);}
.yes{color:var(--brand);font-weight:700;}
.no{color:var(--text-3);}
.badge-reco{
  display:inline-flex;align-items:center;height:20px;padding:0 8px;
  border-radius:var(--r-pill);
  font-size:11px;font-weight:600;
  color:#2A1400;background:var(--brand-2);
}
.matrix-cards{display:none;}
.plan-card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-lg);
  padding:20px;
  margin-bottom:16px;
}
.plan-card.is-reco{border-color:rgba(255,138,43,.5);box-shadow:0 0 0 1px rgba(255,138,43,.2);}
.plan-card h3{font-size:18px;display:flex;align-items:center;gap:10px;}
.plan-card .plan-price{margin-top:8px;color:var(--brand-2);font-size:13.5px;}
.plan-line{
  display:flex;justify-content:space-between;gap:16px;
  padding:11px 0;border-bottom:1px dashed var(--line);
  font-size:14px;
}
.plan-line:last-child{border-bottom:0;}
.plan-line dt{color:var(--text-2);}
.plan-line dd{margin:0;text-align:right;color:var(--text);}

/* ===== 权益细节卡 ===== */
.feature-grid{
  display:grid;
  grid-template-columns:1.35fr 1fr 1fr;
  gap:20px;
  margin-top:8px;
}
.feature-card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-lg);
  padding:26px;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.feature-card:hover{border-color:rgba(20,224,168,.45);background:rgba(255,255,255,.06);}
.feature-card h3{font-size:19px;margin-bottom:10px;}
.feature-card p{font-size:14.5px;color:var(--text-2);line-height:1.85;}
.feature-card .ico{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;margin-bottom:16px;
  background:rgba(20,224,168,.1);
  border:1px solid rgba(20,224,168,.3);
  color:var(--brand);
}
.feature-card .ico svg{width:19px;height:19px;}
.feature-card--wide{grid-row:span 2;}
.check-list{margin-top:16px;display:grid;gap:10px;}
.check-list li{
  display:flex;gap:10px;font-size:14.5px;color:var(--text-2);
}
.check-list li::before{
  content:"";flex-shrink:0;
  width:6px;height:6px;margin-top:9px;border-radius:2px;background:var(--brand);
}

/* ===== 帮助快捷列表 ===== */
.help-list{
  border:1px solid var(--glass-line);
  border-radius:var(--r-lg);
  background:var(--glass);
  overflow:hidden;
}
.help-item{
  display:flex;align-items:center;gap:20px;
  min-height:64px;padding:14px 24px;
  border-bottom:1px solid var(--line);
  transition:background .2s var(--ease);
}
.help-item:last-child{border-bottom:0;}
.help-item:hover{background:rgba(255,255,255,.03);}
.help-item .h-main{flex:1;min-width:0;}
.help-item .h-title{font-size:16px;font-weight:500;}
.help-item .h-desc{font-size:13.5px;color:var(--text-2);margin-top:2px;}
.help-item .h-tag{flex-shrink:0;}
.help-item .arrow{color:var(--brand);flex-shrink:0;}
.help-item .arrow svg{width:17px;height:17px;transition:transform .2s var(--ease);}
.help-item:hover .arrow svg{transform:translateX(3px);}

/* ===== FAQ ===== */
.faq-list{
  display:grid;gap:12px;
  margin-top:8px;
}
.faq-item{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:border-color .22s var(--ease);
}
.faq-item:hover{border-color:rgba(255,255,255,.18);}
.faq-item[open]{border-color:rgba(20,224,168,.4);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;
  font-size:16px;font-weight:500;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex-shrink:0;width:22px;height:22px;position:relative;
  transition:transform .22s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--brand);border-radius:2px;
}
.faq-icon::before{width:13px;height:2px;transform:translate(-50%,-50%);}
.faq-icon::after{width:2px;height:13px;transform:translate(-50%,-50%);}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-answer{
  padding:0 22px 20px;
  font-size:15px;line-height:1.85;color:var(--text-2);
}

/* ===== 联系 CTA + 表单 ===== */
.cta-panel{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  padding:44px;
  border-radius:var(--r-lg);
  background:linear-gradient(140deg,rgba(20,224,168,.08),rgba(255,138,43,.05) 70%,rgba(255,255,255,.03));
  border:1px solid var(--glass-line);
}
.cta-panel h2{font-size:32px;line-height:1.28;}
.cta-panel p{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.85;}
.cta-points{margin-top:22px;display:grid;gap:10px;}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);}
.cta-points li::before{
  content:"";flex-shrink:0;width:6px;height:6px;margin-top:9px;
  border-radius:2px;background:var(--brand);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1 / -1;}
.field label{font-size:14px;color:var(--text-2);}
.field input,.field select,.field textarea{
  width:100%;
  background:rgba(255,255,255,.04);
  border:1px solid var(--glass-line);
  border-radius:12px;
  padding:0 14px;
  height:46px;
  font-size:15px;
  color:var(--text);
  outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field textarea{height:92px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:rgba(20,224,168,.6);
  box-shadow:0 0 0 3px rgba(20,224,168,.13);
  background:rgba(255,255,255,.06);
}
.form-note{margin-top:14px;font-size:12.5px;color:var(--text-3);line-height:1.7;}
.form-tip{
  margin-top:14px;font-size:13.5px;color:var(--ok);
  display:none;
}
.form-tip.is-show{display:block;}

/* ===== 页脚 ===== */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-2);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-col ul{display:grid;gap:10px;}
.footer-col li{font-size:14px;color:var(--text-2);line-height:1.7;}
.footer-col a:hover{color:var(--brand);text-decoration:underline;}
.footer-bottom{
  margin-top:48px;
  padding:22px 0;
  border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:var(--text-3);
}
.to-top{color:var(--text-2);}
.to-top:hover{color:var(--brand);}

/* ===== 移动端抽屉 ===== */
.drawer-mask{
  position:fixed;inset:0;z-index:70;
  background:rgba(0,0,0,.6);
  opacity:0;visibility:hidden;
  transition:opacity .25s var(--ease),visibility .25s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;z-index:80;
  width:86vw;max-width:360px;height:100%;
  background:var(--bg-2);
  border-left:1px solid var(--line);
  padding:20px;
  overflow-y:auto;
  transform:translateX(102%);
  transition:transform .28s var(--ease);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-title{font-size:15px;font-weight:700;}
.drawer-close{width:38px;height:38px;display:grid;place-items:center;border-radius:var(--r-sm);border:1px solid var(--glass-line);color:var(--text-2);}
.drawer-nav{display:grid;margin:4px 0 20px;}
.drawer-nav a{
  height:52px;display:flex;align-items:center;
  border-bottom:1px solid var(--line);
  font-size:15px;color:var(--text-2);
}
.drawer-nav a.is-active{color:var(--brand);font-weight:600;}
.drawer-cta{display:grid;gap:12px;margin-top:18px;}

/* ===== 响应式 ===== */
@media (max-width:1180px){
  .command-search{width:180px;}
  .nav-link{padding:0 8px;font-size:13.5px;}
  .nav-link.is-active::after{left:8px;right:8px;}
}
@media (max-width:1080px){
  .command-search{display:none;}
  .search-toggle{display:grid;}
}
@media (max-width:900px){
  .nav-menu{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:grid;}
  .header-inner{justify-content:space-between;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero h1{font-size:36px;}
  .hero{padding:40px 0 56px;}
  .stat-row{grid-template-columns:1fr 1fr;}
  .stat-item:nth-child(2n){border-right:0;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line);}
  .feature-grid{grid-template-columns:1fr;}
  .feature-card--wide{grid-row:auto;}
  .cta-panel{grid-template-columns:1fr;gap:32px;padding:32px 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
  .section-title{font-size:28px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:15.5px;}
  .matrix{display:none;}
  .matrix-cards{display:block;}
  .stat-item{padding:18px 20px;}
  .stat-num{font-size:23px;}
  .section{padding:56px 0;}
  .section-title{font-size:24px;}
  .section-sub{font-size:15px;}
  .help-item{padding:16px;gap:12px;}
  .help-item .h-tag{display:none;}
  .faq-item summary{font-size:15px;padding:14px 16px;}
  .faq-answer{padding:0 16px 16px;font-size:14.5px;}
  .form-grid{grid-template-columns:1fr;}
  .cta-panel h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .logo-main{font-size:12.5px;}
  .logo-sub{font-size:10px;}
  .hero-card .thumb{aspect-ratio:16/9;}
  .plan-card{padding:16px;}
}
@media (max-width:520px){
  .logo-main{font-size:12px;}
  .btn{padding:0 16px;font-size:14.5px;}
  .chip{font-size:13px;}
  .stat-row{grid-template-columns:1fr;}
  .stat-item{border-right:0;border-bottom:1px solid var(--line);}
  .stat-item:last-child{border-bottom:0;}
}