/* roulang page: index */
:root{
  --bg:#08111c;
  --bg-2:#0d1725;
  --panel:#111c2d;
  --panel-2:#152238;
  --card:#101a2a;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.14);
  --text:#eef4ff;
  --muted:#a7b3c7;
  --soft:#7f8ba1;
  --brand:#ff4f87;
  --brand-2:#ff8a5b;
  --accent:#7c8cff;
  --good:#37d38c;
  --warn:#ffca66;
  --shadow:0 20px 60px rgba(0,0,0,.35);
  --shadow-soft:0 10px 30px rgba(0,0,0,.22);
  --radius:18px;
  --radius-lg:28px;
  --radius-xl:34px;
  --container:1180px;
  --gap:24px;
  --header-h:78px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:
    radial-gradient(1000px 700px at 12% 8%, rgba(255,79,135,.18), transparent 60%),
    radial-gradient(900px 650px at 88% 4%, rgba(124,140,255,.17), transparent 56%),
    linear-gradient(180deg, #09111d 0%, #07101a 100%);
  line-height:1.7;
  letter-spacing:.2px;
  min-height:100vh;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
::selection{background:rgba(255,79,135,.3);color:#fff}

.site-shell{position:relative;overflow:hidden}
.container{
  width:min(var(--container), calc(100% - 32px));
  margin:0 auto;
}

.topbar{
  border-bottom:1px solid rgba(255,255,255,.06);
  background:rgba(5,10,16,.55);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:38px;
  padding:8px 0;
  color:var(--muted);
  font-size:13px;
}
.topbar-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:4px 10px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:999px;
  background:rgba(255,255,255,.03);
}
.topbar-chip i{
  width:8px;height:8px;border-radius:50%;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 4px rgba(255,79,135,.15);
}

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(8,17,28,.72);
  border-bottom:1px solid rgba(255,255,255,.06);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
}
.nav-wrap{
  min-height:var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
  font-weight:800;
  letter-spacing:.5px;
}
.brand-mark{
  width:42px;height:42px;
  border-radius:14px;
  background:
    linear-gradient(135deg, rgba(255,79,135,.95), rgba(255,138,91,.92));
  box-shadow:0 12px 28px rgba(255,79,135,.22);
  position:relative;
  overflow:hidden;
}
.brand-mark::before,
.brand-mark::after{
  content:"";
  position:absolute;
  inset:auto;
  border-radius:999px;
  background:rgba(255,255,255,.25);
}
.brand-mark::before{width:14px;height:14px;left:9px;top:11px}
.brand-mark::after{width:22px;height:22px;right:8px;bottom:8px}
.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.1;
}
.brand-text strong{
  font-size:16px;
}
.brand-text span{
  font-size:12px;
  color:var(--muted);
  margin-top:4px;
}

.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:46px;height:46px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
  color:var(--text);
  transition:.2s ease;
}
.nav-toggle:hover{transform:translateY(-1px);border-color:rgba(255,255,255,.18)}
.nav-toggle:focus{outline:none;box-shadow:0 0 0 4px rgba(255,79,135,.2)}

.site-nav{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.site-nav a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 15px;
  border-radius:999px;
  color:var(--muted);
  border:1px solid transparent;
  transition:all .22s ease;
  position:relative;
  background:transparent;
}
.site-nav a:hover{
  color:var(--text);
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.08);
  transform:translateY(-1px);
}
.site-nav a.active{
  color:#fff;
  background:linear-gradient(135deg, rgba(255,79,135,.18), rgba(124,140,255,.15));
  border-color:rgba(255,255,255,.10);
  box-shadow:0 10px 22px rgba(0,0,0,.16);
}
.site-nav a:focus{
  outline:none;
  box-shadow:0 0 0 4px rgba(255,79,135,.18);
}

.hero{
  position:relative;
  overflow:hidden;
  padding:28px 0 14px;
}
.hero-card{
  position:relative;
  min-height:640px;
  border-radius:var(--radius-xl);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.09);
  background:
    linear-gradient(90deg, rgba(6,11,18,.88) 0%, rgba(6,11,18,.62) 54%, rgba(6,11,18,.28) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  box-shadow:var(--shadow);
}
.hero-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(600px 380px at 76% 20%, rgba(255,79,135,.10), transparent 60%),
    linear-gradient(180deg, rgba(6,11,18,.08) 0%, rgba(6,11,18,.32) 100%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);
  gap:30px;
  align-items:end;
  padding:62px 52px 48px;
  min-height:640px;
}
.hero-copy{
  max-width:720px;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
  padding:8px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.11);
  background:rgba(255,255,255,.05);
  color:#dbe5f7;
  font-size:13px;
  letter-spacing:.3px;
}
.kicker .dot{
  width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 5px rgba(255,79,135,.12);
}
.hero h1{
  margin:0 0 18px;
  font-size:clamp(34px, 5vw, 62px);
  line-height:1.06;
  letter-spacing:-.8px;
}
.hero p{
  margin:0 0 28px;
  max-width:680px;
  color:#d1d9e8;
  font-size:16px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:28px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 18px;
  border-radius:14px;
  border:1px solid transparent;
  transition:all .22s ease;
  font-weight:700;
  letter-spacing:.2px;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  box-shadow:0 16px 34px rgba(255,79,135,.24);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 40px rgba(255,79,135,.30)}
.btn-secondary{
  background:rgba(255,255,255,.05);
  color:var(--text);
  border-color:rgba(255,255,255,.12);
}
.btn-secondary:hover{
  transform:translateY(-2px);
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.18);
}
.btn:focus{
  outline:none;
  box-shadow:0 0 0 4px rgba(255,79,135,.18);
}

.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.04);
  color:#dce6f8;
  font-size:13px;
}
.tag::before{
  content:"";
  width:7px;height:7px;border-radius:50%;
  background:var(--good);
  box-shadow:0 0 0 4px rgba(55,211,140,.12);
}

.hero-panel{
  display:grid;
  gap:16px;
  align-self:stretch;
}
.hero-metric{
  display:grid;
  gap:16px;
}
.metric-box{
  padding:18px;
  border-radius:22px;
  background:rgba(11,18,29,.72);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(12px);
}
.metric-box strong{
  display:block;
  font-size:28px;
  line-height:1;
  margin-bottom:8px;
}
.metric-box span{
  color:var(--muted);
  font-size:14px;
}
.poster-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:14px;
}
.poster{
  position:relative;
  overflow:hidden;
  border-radius:22px;
  min-height:176px;
  border:1px solid rgba(255,255,255,.09);
  background:var(--card);
  box-shadow:var(--shadow-soft);
}
.poster img{
  width:100%;
  height:100%;
  object-fit:cover;
  aspect-ratio:1/1.08;
  transform:scale(1.01);
  transition:transform .32s ease;
}
.poster:hover img{transform:scale(1.06)}
.poster::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(7,12,19,.04) 0%, rgba(7,12,19,.42) 100%);
}
.poster .poster-copy{
  position:absolute;
  inset:auto 0 0;
  z-index:1;
  padding:14px;
}
.poster .poster-copy strong{
  display:block;
  font-size:15px;
  margin-bottom:4px;
}
.poster .poster-copy span{
  color:#d9e4f7;
  font-size:12px;
}

.section{
  padding:26px 0;
}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:18px;
}
.section-head h2{
  margin:0;
  font-size:clamp(24px, 3vw, 34px);
  line-height:1.15;
}
.section-head p{
  margin:0;
  color:var(--muted);
  max-width:640px;
}

.grid-3{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:18px;
}
.grid-2{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:18px;
}
.card{
  position:relative;
  overflow:hidden;
  background:linear-gradient(180deg, rgba(17,28,45,.98), rgba(13,22,35,.98));
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
}
.card:hover{
  border-color:rgba(255,255,255,.14);
  transform:translateY(-2px);
  transition:all .24s ease;
}
.card-media{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/10;
  background:#0b1523;
}
.card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .36s ease;
}
.card:hover .card-media img{transform:scale(1.05)}
.card-body{
  padding:18px;
}
.card-title{
  margin:0 0 10px;
  font-size:20px;
  line-height:1.25;
}
.card-text{
  margin:0 0 16px;
  color:var(--muted);
  font-size:14px;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 10px;
  border-radius:999px;
  font-size:12px;
  color:#fff;
  background:linear-gradient(135deg, rgba(255,79,135,.82), rgba(255,138,91,.78));
}
.badge.soft{
  background:rgba(255,255,255,.06);
  color:#dbe5f7;
  border:1px solid rgba(255,255,255,.08);
}
.badge.good{
  background:rgba(55,211,140,.14);
  color:#c9f8e0;
  border:1px solid rgba(55,211,140,.24);
}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#fff;
  font-weight:700;
}
.link-arrow::after{
  content:"→";
  transition:transform .2s ease;
}
.card:hover .link-arrow::after{transform:translateX(3px)}

.feature-list{
  list-style:none;
  padding:0;
  margin:16px 0 0;
  display:grid;
  gap:12px;
}
.feature-list li{
  position:relative;
  padding-left:28px;
  color:#d8e2f2;
}
.feature-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:15px;height:15px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 5px rgba(255,79,135,.11);
}
.split-panel{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:22px;
  align-items:stretch;
}
.visual-box{
  position:relative;
  min-height:100%;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.09);
  background:
    linear-gradient(180deg, rgba(7,12,19,.10), rgba(7,12,19,.62)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  box-shadow:var(--shadow);
}
.visual-box .overlay{
  position:absolute;
  inset:auto 0 0;
  padding:22px;
  background:linear-gradient(180deg, transparent 0%, rgba(7,12,19,.88) 100%);
}
.visual-box .overlay h3{
  margin:0 0 8px;
  font-size:24px;
}
.visual-box .overlay p{
  margin:0;
  color:#d7e0f0;
}
.info-panel{
  padding:24px;
  border-radius:var(--radius-lg);
  border:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg, rgba(17,28,45,.95), rgba(12,20,32,.95));
  box-shadow:var(--shadow-soft);
}
.info-panel h3{
  margin:0 0 12px;
  font-size:26px;
}
.info-panel p{
  margin:0 0 18px;
  color:var(--muted);
}

.step-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:18px;
}
.step{
  padding:22px;
  border-radius:22px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.04);
  box-shadow:var(--shadow-soft);
}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:12px;
  background:linear-gradient(135deg, rgba(255,79,135,.92), rgba(255,138,91,.88));
  font-weight:800;
  margin-bottom:14px;
}
.step h3{
  margin:0 0 8px;
  font-size:18px;
}
.step p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}

.updates-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:18px;
}
.news-card{
  display:block;
  padding:20px;
  border-radius:22px;
  border:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg, rgba(17,28,45,.96), rgba(10,17,28,.96));
  box-shadow:var(--shadow-soft);
  transition:all .22s ease;
}
.news-card:hover{
  transform:translateY(-2px);
  border-color:rgba(255,255,255,.14);
}
.news-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}
.news-title{
  margin:0 0 10px;
  font-size:18px;
  line-height:1.35;
}
.news-summary{
  margin:0 0 16px;
  color:var(--muted);
  font-size:14px;
}
.news-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  justify-content:space-between;
  color:var(--soft);
  font-size:13px;
}
.empty-state{
  grid-column:1 / -1;
  padding:24px;
  border-radius:22px;
  border:1px dashed rgba(255,255,255,.14);
  background:rgba(255,255,255,.03);
  color:#d8e2f2;
  text-align:center;
}

.faq{
  display:grid;
  gap:14px;
}
.faq-item{
  border-radius:20px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.04);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 20px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  width:32px;height:32px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:rgba(255,255,255,.06);
  color:#fff;
  transition:transform .22s ease;
}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-body{
  padding:0 20px 18px;
  color:var(--muted);
  border-top:1px solid rgba(255,255,255,.06);
}

.cta{
  padding:26px 0 56px;
}
.cta-box{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-xl);
  border:1px solid rgba(255,255,255,.09);
  background:
    linear-gradient(135deg, rgba(255,79,135,.18), rgba(124,140,255,.15)),
    linear-gradient(180deg, rgba(17,28,45,.96), rgba(10,17,28,.98));
  box-shadow:var(--shadow);
  padding:30px;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.cta h2{
  margin:0 0 10px;
  font-size:clamp(26px, 3vw, 38px);
}
.cta p{
  margin:0;
  color:#dbe5f7;
  max-width:720px;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  flex-shrink:0;
}

.site-footer{
  padding:24px 0 36px;
  border-top:1px solid rgba(255,255,255,.06);
  background:rgba(4,8,14,.4);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr .7fr;
  gap:24px;
  align-items:start;
}
.footer-brand{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.footer-brand strong{
  font-size:18px;
}
.footer-brand p{
  margin:0;
  color:var(--muted);
  max-width:680px;
}
.footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:flex-end;
}
.footer-links a{
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:#dbe5f7;
  transition:all .2s ease;
}
.footer-links a:hover{
  transform:translateY(-1px);
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.14);
}
.footer-meta{
  margin-top:18px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.06);
  display:flex;
  flex-wrap:wrap;
  gap:12px 18px;
  color:var(--soft);
  font-size:13px;
}

@media (max-width: 1080px){
  .hero-inner{
    grid-template-columns:1fr;
    align-items:start;
    padding:44px 28px 30px;
  }
  .hero-card{min-height:auto}
  .hero-panel{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
  .split-panel,
  .grid-3,
  .step-grid{
    grid-template-columns:1fr 1fr;
  }
}

@media (max-width: 860px){
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:fixed;
    left:16px;
    right:16px;
    top:calc(var(--header-h) - 6px);
    display:grid;
    gap:8px;
    padding:14px;
    border-radius:22px;
    background:rgba(8,17,28,.98);
    border:1px solid rgba(255,255,255,.08);
    box-shadow:var(--shadow);
    transform:translateY(-18px);
    opacity:0;
    pointer-events:none;
    transition:all .22s ease;
  }
  .site-nav.is-open{
    transform:translateY(0);
    opacity:1;
    pointer-events:auto;
  }
  .site-nav a{
    justify-content:flex-start;
    width:100%;
    border-radius:16px;
  }
  .topbar-inner{flex-direction:column;align-items:flex-start}
  .section-head,
  .cta-inner,
  .footer-grid{
    grid-template-columns:1fr;
    display:grid;
  }
  .updates-grid,
  .grid-3,
  .grid-2,
  .step-grid,
  .split-panel{
    grid-template-columns:1fr;
  }
  .hero-panel{
    grid-template-columns:1fr;
  }
  .poster-grid{
    grid-template-columns:1fr 1fr;
  }
  .footer-links{justify-content:flex-start}
}

@media (max-width: 560px){
  .container{width:min(var(--container), calc(100% - 22px))}
  .hero{
    padding-top:18px;
  }
  .hero-card{
    border-radius:24px;
  }
  .hero-inner{
    padding:28px 18px 20px;
  }
  .hero h1{
    font-size:clamp(30px, 10vw, 42px);
  }
  .hero p,
  .section-head p,
  .cta p{
    font-size:15px;
  }
  .poster-grid{
    grid-template-columns:1fr;
  }
  .card-title,
  .news-title{
    font-size:18px;
  }
  .cta-box{
    padding:22px 18px;
  }
  .btn{
    width:100%;
  }
  .hero-actions,
  .cta-actions{
    width:100%;
  }
  .hero-actions .btn,
  .cta-actions .btn{
    width:100%;
  }
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
}

/* roulang page: article */
:root{
      --bg:#0b0f19;
      --bg-soft:#111827;
      --panel:#151c2e;
      --panel-2:#101725;
      --card:#ffffff;
      --text:#f8fafc;
      --text-dark:#182033;
      --muted:#9aa6bd;
      --muted-dark:#63708a;
      --line:rgba(255,255,255,.12);
      --line-dark:#e7ebf2;
      --primary:#ff4d7d;
      --primary-2:#ff8a3d;
      --accent:#7c5cff;
      --success:#31d0aa;
      --warning:#ffd166;
      --shadow:0 22px 55px rgba(3,7,18,.28);
      --shadow-soft:0 14px 34px rgba(15,23,42,.12);
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text-dark);
      background:
        radial-gradient(circle at 10% 0%, rgba(255,77,125,.14), transparent 34%),
        radial-gradient(circle at 86% 8%, rgba(124,92,255,.14), transparent 30%),
        #f6f7fb;
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(255,77,125,.24)}
    .container{width:min(var(--container), calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      color:var(--text);
      background:rgba(11,15,25,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
      box-shadow:0 10px 34px rgba(3,7,18,.18);
    }
    .topbar{
      border-bottom:1px solid rgba(255,255,255,.08);
      color:#c8d0df;
      font-size:13px;
    }
    .topbar-inner{
      min-height:38px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .topbar-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      white-space:nowrap;
      color:#fff;
      font-weight:700;
    }
    .topbar-chip i{
      width:9px;
      height:9px;
      border-radius:999px;
      background:var(--success);
      box-shadow:0 0 0 6px rgba(49,208,170,.14);
    }
    .nav-wrap{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      transition:var(--ease);
    }
    .brand:hover{transform:translateY(-1px)}
    .brand-mark{
      width:46px;
      height:46px;
      border-radius:16px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.22), rgba(255,255,255,0)),
        linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow:0 12px 28px rgba(255,77,125,.28);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      inset:12px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.92);
      clip-path:polygon(0 0,100% 50%,0 100%);
      transform:translateX(4px);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.2}
    .brand-text strong{font-size:19px;letter-spacing:.02em}
    .brand-text span{margin-top:4px;font-size:12px;color:#aeb8cc}
    .site-nav{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:8px;
      flex-wrap:wrap;
    }
    .site-nav a{
      color:#d8deea;
      padding:10px 15px;
      border-radius:999px;
      font-size:15px;
      font-weight:700;
      transition:var(--ease);
      border:1px solid transparent;
    }
    .site-nav a:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.10);
    }
    .site-nav a.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,77,125,.95), rgba(124,92,255,.92));
      box-shadow:0 12px 24px rgba(124,92,255,.22);
    }
    .nav-toggle{
      display:none;
      color:#fff;
      width:44px;
      height:44px;
      border-radius:14px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      transition:var(--ease);
    }
    .nav-toggle:hover,.nav-toggle:focus{background:rgba(255,255,255,.14);outline:none}
    .article-hero{
      position:relative;
      color:#fff;
      overflow:hidden;
      background:
        linear-gradient(120deg, rgba(9,13,24,.86), rgba(18,22,38,.72)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .article-hero:after{
      content:"";
      position:absolute;
      left:0;
      right:0;
      bottom:-1px;
      height:92px;
      background:linear-gradient(180deg, transparent, #f6f7fb);
      pointer-events:none;
    }
    .article-hero-inner{
      position:relative;
      z-index:1;
      padding:76px 0 96px;
      display:grid;
      grid-template-columns:minmax(0, 1.05fr) 360px;
      gap:34px;
      align-items:end;
    }
    .breadcrumbs{
      display:flex;
      align-items:center;
      gap:9px;
      flex-wrap:wrap;
      margin-bottom:20px;
      color:#c9d2e3;
      font-size:14px;
    }
    .breadcrumbs a{transition:var(--ease)}
    .breadcrumbs a:hover{color:#fff}
    .breadcrumbs span:not(:last-child)::after{
      content:"/";
      margin-left:9px;
      color:rgba(255,255,255,.38);
    }
    .hero-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.16);
      background:rgba(255,255,255,.08);
      backdrop-filter:blur(10px);
      color:#fff;
      font-size:13px;
      font-weight:800;
      margin-bottom:16px;
    }
    .hero-badge i{
      width:8px;
      height:8px;
      border-radius:99px;
      background:var(--primary);
      box-shadow:0 0 0 5px rgba(255,77,125,.16);
    }
    h1{
      max-width:880px;
      font-size:clamp(34px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.04em;
      margin-bottom:18px;
    }
    .hero-summary{
      max-width:820px;
      color:#d6deec;
      font-size:18px;
      line-height:1.9;
    }
    .article-meta-card{
      border:1px solid rgba(255,255,255,.14);
      border-radius:var(--radius-xl);
      background:rgba(15,23,42,.62);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
      padding:24px;
    }
    .meta-title{
      color:#fff;
      font-weight:900;
      font-size:18px;
      margin-bottom:16px;
    }
    .meta-list{
      display:grid;
      gap:12px;
      list-style:none;
    }
    .meta-list li{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:13px 0;
      border-bottom:1px solid rgba(255,255,255,.10);
      color:#c7d0e3;
      font-size:14px;
    }
    .meta-list li:last-child{border-bottom:0}
    .meta-list strong{
      color:#fff;
      font-size:15px;
      text-align:right;
      max-width:190px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .main-wrap{
      margin-top:-42px;
      position:relative;
      z-index:2;
      padding-bottom:74px;
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0, 1fr) 330px;
      gap:30px;
      align-items:start;
    }
    .article-panel,.side-card,.info-card,.faq-card,.cta-panel{
      background:rgba(255,255,255,.92);
      border:1px solid rgba(231,235,242,.9);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow-soft);
    }
    .article-panel{
      overflow:hidden;
    }
    .article-cover{
      position:relative;
      height:330px;
      overflow:hidden;
      background:#111827;
    }
    .article-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.01);
    }
    .article-cover:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 42%, rgba(8,12,22,.74));
    }
    .cover-caption{
      position:absolute;
      left:26px;
      right:26px;
      bottom:24px;
      z-index:1;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
    }
    .tag,.badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      border-radius:999px;
      font-weight:800;
      white-space:nowrap;
    }
    .tag{
      padding:8px 12px;
      color:#fff;
      background:rgba(255,255,255,.16);
      border:1px solid rgba(255,255,255,.18);
      backdrop-filter:blur(10px);
      font-size:13px;
    }
    .badge{
      padding:7px 11px;
      color:#7f2542;
      background:#fff0f5;
      border:1px solid #ffd6e3;
      font-size:12px;
    }
    .article-body{
      padding:34px;
    }
    .article-body .cms-content{
      color:#263047;
      font-size:17px;
      line-height:2;
    }
    .article-body .cms-content h2,
    .article-body .cms-content h3{
      color:#111827;
      line-height:1.35;
      margin:30px 0 14px;
      letter-spacing:-.02em;
    }
    .article-body .cms-content h2{font-size:28px}
    .article-body .cms-content h3{font-size:22px}
    .article-body .cms-content p{margin:0 0 18px}
    .article-body .cms-content a{
      color:#d9265d;
      font-weight:800;
      border-bottom:1px solid rgba(217,38,93,.22);
      transition:var(--ease);
    }
    .article-body .cms-content a:hover{color:#8b5cf6;border-color:rgba(139,92,246,.34)}
    .article-body .cms-content ul,
    .article-body .cms-content ol{
      margin:16px 0 22px 24px;
    }
    .article-body .cms-content li{margin:8px 0}
    .article-body .cms-content blockquote{
      margin:24px 0;
      padding:20px 22px;
      border-left:4px solid var(--primary);
      border-radius:0 var(--radius-md) var(--radius-md) 0;
      background:#fff5f8;
      color:#573044;
      font-weight:700;
    }
    .article-body .cms-content img{
      border-radius:var(--radius-lg);
      margin:24px 0;
      box-shadow:0 16px 36px rgba(15,23,42,.12);
    }
    .not-found{
      display:grid;
      place-items:center;
      text-align:center;
      min-height:320px;
      padding:40px 20px;
      color:#243047;
    }
    .not-found h2{
      font-size:30px;
      margin-bottom:12px;
      letter-spacing:-.03em;
    }
    .not-found p{
      color:var(--muted-dark);
      margin-bottom:22px;
    }
    .sidebar{
      display:grid;
      gap:20px;
      position:sticky;
      top:130px;
    }
    .side-card{
      padding:22px;
      overflow:hidden;
    }
    .side-card h2,.side-card h3{
      font-size:20px;
      line-height:1.35;
      margin-bottom:12px;
      color:#111827;
      letter-spacing:-.02em;
    }
    .side-card p{
      color:var(--muted-dark);
      font-size:15px;
      margin-bottom:16px;
    }
    .side-image{
      border-radius:20px;
      overflow:hidden;
      margin:-4px -4px 18px;
      border:1px solid var(--line-dark);
    }
    .side-image img{
      width:100%;
      height:170px;
      object-fit:cover;
      transition:var(--ease);
    }
    .side-card:hover .side-image img{transform:scale(1.04)}
    .quick-list{
      list-style:none;
      display:grid;
      gap:11px;
    }
    .quick-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#34405a;
      font-size:15px;
    }
    .quick-list li:before{
      content:"";
      flex:0 0 9px;
      width:9px;
      height:9px;
      margin-top:9px;
      border-radius:999px;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 0 0 5px rgba(255,77,125,.10);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:11px 17px;
      border-radius:999px;
      font-weight:900;
      transition:var(--ease);
      border:1px solid transparent;
      user-select:none;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 16px 30px rgba(255,77,125,.22);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      box-shadow:0 20px 40px rgba(124,92,255,.28);
    }
    .btn-ghost{
      color:#1f2937;
      background:#fff;
      border-color:var(--line-dark);
    }
    .btn-ghost:hover{
      color:#d9265d;
      border-color:#ffc5d6;
      background:#fff7fa;
      transform:translateY(-1px);
    }
    .btn:focus{outline:3px solid rgba(255,77,125,.22);outline-offset:3px}
    .section{
      padding:34px 0 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:18px;
    }
    .section-kicker{
      display:inline-flex;
      margin-bottom:10px;
      color:#d9265d;
      font-weight:900;
      letter-spacing:.04em;
      font-size:13px;
    }
    .section-title{
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.2;
      letter-spacing:-.04em;
      color:#111827;
    }
    .section-desc{
      color:var(--muted-dark);
      max-width:640px;
      margin-top:10px;
    }
    .info-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .info-card{
      padding:24px;
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }
    .info-card:before{
      content:"";
      position:absolute;
      inset:auto 20px 0 20px;
      height:4px;
      border-radius:99px 99px 0 0;
      background:linear-gradient(90deg,var(--primary),var(--accent));
      opacity:.74;
    }
    .info-card:hover{
      transform:translateY(-5px);
      box-shadow:0 24px 48px rgba(15,23,42,.15);
    }
    .info-icon{
      width:44px;
      height:44px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      margin-bottom:14px;
      background:linear-gradient(135deg,var(--primary-2),var(--primary));
      box-shadow:0 12px 22px rgba(255,77,125,.18);
    }
    .info-card h3{
      font-size:19px;
      color:#111827;
      margin-bottom:8px;
    }
    .info-card p{
      color:var(--muted-dark);
      font-size:15px;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .faq-card{
      padding:23px;
      transition:var(--ease);
    }
    .faq-card:hover{
      border-color:#ffd0df;
      transform:translateY(-3px);
    }
    .faq-card h3{
      font-size:18px;
      margin-bottom:8px;
      color:#111827;
    }
    .faq-card p{
      color:var(--muted-dark);
      font-size:15px;
    }
    .cta-panel{
      margin-top:34px;
      padding:30px;
      color:#fff;
      background:
        linear-gradient(135deg, rgba(255,77,125,.92), rgba(124,92,255,.9)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      border:0;
      overflow:hidden;
      position:relative;
    }
    .cta-panel:before{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      right:-90px;
      top:-110px;
      border-radius:999px;
      background:rgba(255,255,255,.16);
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .cta-panel h2{
      font-size:30px;
      line-height:1.25;
      margin-bottom:8px;
      letter-spacing:-.03em;
    }
    .cta-panel p{
      color:rgba(255,255,255,.86);
      max-width:720px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }
    .cta-actions .btn-ghost{
      background:rgba(255,255,255,.96);
      color:#271a3f;
      border-color:rgba(255,255,255,.35);
    }
    .site-footer{
      color:#d8deea;
      background:#080c14;
      border-top:1px solid rgba(255,255,255,.08);
      padding:44px 0;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:34px;
      align-items:start;
    }
    .footer-brand strong{
      display:block;
      color:#fff;
      font-size:22px;
      margin-bottom:10px;
    }
    .footer-brand p{
      max-width:690px;
      color:#aeb8cc;
      margin-bottom:18px;
    }
    .footer-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:#8792a8;
      font-size:13px;
    }
    .footer-meta span{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.07);
    }
    .footer-links{
      display:grid;
      grid-template-columns:repeat(2, minmax(110px,1fr));
      gap:10px;
    }
    .footer-links a{
      color:#c8d0df;
      padding:10px 12px;
      border-radius:12px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
      transition:var(--ease);
      font-weight:700;
    }
    .footer-links a:hover{
      color:#fff;
      background:rgba(255,77,125,.16);
      border-color:rgba(255,77,125,.28);
      transform:translateY(-1px);
    }
    @media (max-width:1024px){
      .article-hero-inner{grid-template-columns:1fr;padding:64px 0 84px}
      .article-meta-card{max-width:640px}
      .content-layout{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:1fr 1fr}
      .info-grid{grid-template-columns:1fr 1fr}
      .cta-inner{align-items:flex-start;flex-direction:column}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px, var(--container))}
      .topbar-inner{justify-content:center;text-align:center}
      .topbar-inner>div:last-child{display:none}
      .nav-wrap{min-height:68px}
      .nav-toggle{display:inline-grid;place-items:center}
      .site-nav{
        position:absolute;
        left:14px;
        right:14px;
        top:100%;
        display:none;
        padding:12px;
        border-radius:20px;
        background:rgba(11,15,25,.98);
        border:1px solid rgba(255,255,255,.10);
        box-shadow:var(--shadow);
      }
      .site-nav.open{display:grid;grid-template-columns:1fr;gap:6px}
      .site-nav a{border-radius:14px;padding:12px 14px}
      .brand-text strong{font-size:17px}
      .article-hero-inner{padding:48px 0 72px}
      .hero-summary{font-size:16px}
      .main-wrap{margin-top:-32px}
      .article-cover{height:240px}
      .article-body{padding:24px}
      .article-body .cms-content{font-size:16px;line-height:1.9}
      .sidebar{grid-template-columns:1fr}
      .info-grid,.faq-grid{grid-template-columns:1fr}
      .section-head{display:block}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{grid-template-columns:1fr 1fr}
    }
    @media (max-width:520px){
      .brand-mark{width:40px;height:40px;border-radius:14px}
      .brand-text span{display:none}
      h1{font-size:31px}
      .article-meta-card{padding:18px;border-radius:22px}
      .meta-list li{display:block}
      .meta-list strong{display:block;text-align:left;margin-top:4px;max-width:100%}
      .article-cover{height:210px}
      .cover-caption{left:18px;right:18px;bottom:18px}
      .article-body{padding:20px}
      .section{padding-top:26px}
      .info-card,.faq-card,.side-card{padding:20px;border-radius:22px}
      .cta-panel{padding:24px;border-radius:24px}
      .cta-panel h2{font-size:24px}
      .footer-links{grid-template-columns:1fr}
    }

/* roulang page: category2 */
:root{
      --bg:#0b1020;
      --bg-soft:#111936;
      --surface:#ffffff;
      --surface-2:#f6f8ff;
      --card:#ffffff;
      --text:#151827;
      --text-light:#ffffff;
      --muted:#697089;
      --muted-light:#b9c0d8;
      --primary:#7c3aed;
      --primary-dark:#5b21b6;
      --primary-soft:#ede9fe;
      --accent:#f97316;
      --accent-soft:#fff4e8;
      --success:#10b981;
      --border:#e5e7f1;
      --border-dark:rgba(255,255,255,.16);
      --shadow-sm:0 8px 22px rgba(18,24,40,.08);
      --shadow:0 18px 50px rgba(18,24,40,.16);
      --shadow-glow:0 20px 70px rgba(124,58,237,.28);
      --radius-sm:12px;
      --radius:22px;
      --radius-lg:32px;
      --container:1180px;
      --header-h:78px;
      --ease:.22s ease;
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 0%,rgba(124,58,237,.16),transparent 28%),
        radial-gradient(circle at 92% 10%,rgba(249,115,22,.12),transparent 26%),
        #fbfcff;
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(124,58,237,.22)}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .section{padding:86px 0}
    .section.compact{padding:64px 0}
    .section-head{max-width:760px;margin-bottom:34px}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-weight:700;
      font-size:14px;
      line-height:1;
      margin-bottom:16px;
    }
    .eyebrow::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 0 0 5px rgba(124,58,237,.12);
    }
    h1,h2,h3{line-height:1.18;letter-spacing:-.02em}
    h1{font-size:clamp(38px,6vw,72px);color:var(--text-light)}
    h2{font-size:clamp(28px,3.8vw,46px)}
    h3{font-size:22px}
    p{color:var(--muted)}
    .lead{font-size:18px;color:#d9def2;max-width:820px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:13px 20px;
      border-radius:999px;
      font-weight:800;
      transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease);
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#9f5cff);
      box-shadow:0 14px 32px rgba(124,58,237,.32);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(124,58,237,.4)}
    .btn-secondary{
      background:rgba(255,255,255,.1);
      color:#fff;
      border:1px solid rgba(255,255,255,.22);
      backdrop-filter:blur(14px);
    }
    .btn-secondary:hover{background:rgba(255,255,255,.17);transform:translateY(-2px)}
    .btn-light{
      background:#fff;color:var(--primary-dark);
      box-shadow:var(--shadow-sm);
    }
    .btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    .btn:focus-visible,
    a:focus-visible,
    .nav-toggle:focus-visible{
      outline:3px solid rgba(249,115,22,.45);
      outline-offset:3px;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(11,16,32,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--border-dark);
    }
    .topbar{
      color:#d7ddf4;
      font-size:13px;
      border-bottom:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
    }
    .topbar-inner{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .topbar-chip{
      display:flex;align-items:center;gap:8px;
      color:#fff;font-weight:700;
    }
    .topbar-chip i{
      width:8px;height:8px;border-radius:50%;
      background:var(--success);
      box-shadow:0 0 0 5px rgba(16,185,129,.16);
    }
    .nav-wrap{
      height:var(--header-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:26px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:13px;
      min-width:max-content;
    }
    .brand-mark{
      width:44px;height:44px;border-radius:15px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.2),transparent),
        linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 16px 36px rgba(124,58,237,.36);
      position:relative;
      overflow:hidden;
    }
    .brand-mark::after{
      content:"";
      position:absolute;inset:12px 10px;
      border-radius:12px;
      border:2px solid rgba(255,255,255,.72);
      transform:skewX(-8deg);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.2}
    .brand-text strong{font-size:18px;color:#fff;letter-spacing:.02em}
    .brand-text span{font-size:12px;color:var(--muted-light);margin-top:3px}
    .site-nav{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:8px;
      flex:1;
    }
    .site-nav a{
      color:#d9def2;
      font-weight:700;
      padding:10px 15px;
      border-radius:999px;
      transition:background var(--ease),color var(--ease),transform var(--ease);
    }
    .site-nav a:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateY(-1px)}
    .site-nav a.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(124,58,237,.95),rgba(249,115,22,.88));
      box-shadow:0 12px 28px rgba(124,58,237,.28);
    }
    .nav-toggle{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      background:rgba(255,255,255,.1);
      color:#fff;
      font-size:22px;
    }

    .category-hero{
      position:relative;
      min-height:640px;
      display:flex;
      align-items:center;
      color:#fff;
      overflow:hidden;
      background:
        linear-gradient(120deg,rgba(11,16,32,.92),rgba(17,24,55,.76) 52%,rgba(124,58,237,.58)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
    }
    .category-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 20%,rgba(249,115,22,.25),transparent 28%),
        linear-gradient(180deg,rgba(11,16,32,.05),rgba(11,16,32,.72));
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      z-index:1;
      padding:92px 0 76px;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:54px;
      align-items:center;
    }
    .hero-copy .eyebrow{
      background:rgba(255,255,255,.12);
      color:#fff;
      border:1px solid rgba(255,255,255,.18);
    }
    .hero-copy h1{margin-bottom:20px;max-width:880px}
    .hero-copy .lead{margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0}
    .hero-note{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#dce3fb;
      max-width:760px;
      padding:16px 18px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:var(--radius);
      background:rgba(255,255,255,.08);
      backdrop-filter:blur(14px);
    }
    .hero-note strong{color:#fff}
    .hero-panel{
      background:rgba(255,255,255,.11);
      border:1px solid rgba(255,255,255,.18);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-glow);
      backdrop-filter:blur(20px);
      padding:18px;
    }
    .hero-image{
      position:relative;
      border-radius:26px;
      overflow:hidden;
      min-height:390px;
      box-shadow:0 26px 70px rgba(0,0,0,.32);
    }
    .hero-image img{
      width:100%;
      height:100%;
      min-height:390px;
      object-fit:cover;
      filter:saturate(1.06) contrast(1.02);
    }
    .hero-image::after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,transparent 36%,rgba(11,16,32,.82));
    }
    .image-caption{
      position:absolute;
      left:20px;right:20px;bottom:20px;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:14px;
      align-items:end;
    }
    .image-caption strong{font-size:24px;line-height:1.2}
    .image-caption span{
      color:#e7ebff;
      font-size:14px;
      display:block;
      margin-top:7px;
    }
    .score-badge{
      padding:11px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.14);
      border:1px solid rgba(255,255,255,.2);
      color:#fff;
      font-weight:800;
      text-align:center;
      min-width:88px;
    }
    .score-badge small{display:block;font-size:12px;color:#dfe5ff;font-weight:600}

    .trust-row{
      margin-top:-42px;
      position:relative;
      z-index:3;
    }
    .trust-card{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:1px;
      overflow:hidden;
      background:var(--border);
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
    }
    .trust-item{
      background:#fff;
      padding:24px;
      min-height:128px;
    }
    .trust-item strong{
      display:block;
      font-size:28px;
      color:var(--primary-dark);
      margin-bottom:5px;
    }
    .trust-item span{color:var(--muted);font-weight:700;font-size:14px}

    .feature-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:22px;
    }
    .feature-card{
      background:var(--card);
      border:1px solid var(--border);
      border-radius:var(--radius);
      padding:28px;
      box-shadow:var(--shadow-sm);
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
      position:relative;
      overflow:hidden;
    }
    .feature-card::before{
      content:"";
      position:absolute;
      width:150px;height:150px;border-radius:50%;
      right:-70px;top:-70px;
      background:rgba(124,58,237,.08);
    }
    .feature-card:hover{
      transform:translateY(-6px);
      box-shadow:var(--shadow);
      border-color:rgba(124,58,237,.28);
    }
    .icon{
      width:52px;height:52px;border-radius:18px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary-soft),#fff7ed);
      color:var(--primary-dark);
      font-size:24px;
      margin-bottom:20px;
    }
    .feature-card h3{margin-bottom:12px}
    .feature-card p{font-size:15px}

    .showcase{
      background:linear-gradient(180deg,#fff,var(--surface-2));
    }
    .showcase-layout{
      display:grid;
      grid-template-columns:.86fr 1.14fr;
      gap:34px;
      align-items:center;
    }
    .showcase-media{
      border-radius:var(--radius-lg);
      overflow:hidden;
      box-shadow:var(--shadow);
      position:relative;
      min-height:520px;
    }
    .showcase-media img{
      width:100%;
      height:520px;
      object-fit:cover;
    }
    .showcase-media::after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(11,16,32,.08),rgba(11,16,32,.62));
    }
    .media-label{
      position:absolute;
      left:22px;bottom:22px;z-index:1;
      color:#fff;
      background:rgba(255,255,255,.13);
      border:1px solid rgba(255,255,255,.2);
      backdrop-filter:blur(12px);
      border-radius:18px;
      padding:14px 16px;
      max-width:360px;
    }
    .media-label strong{display:block;font-size:20px;margin-bottom:4px}
    .media-label span{color:#e6ebff;font-size:14px}
    .collection-list{
      display:grid;
      gap:16px;
    }
    .collection-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:18px;
      align-items:center;
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius);
      padding:18px;
      box-shadow:var(--shadow-sm);
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
    }
    .collection-item:hover{
      transform:translateX(4px);
      box-shadow:var(--shadow);
      border-color:rgba(124,58,237,.25);
    }
    .rank{
      width:44px;height:44px;border-radius:16px;
      display:grid;place-items:center;
      font-weight:900;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--accent));
    }
    .collection-item h3{font-size:20px;margin-bottom:5px}
    .collection-item p{font-size:14px}
    .tag-group{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
    .tag{
      display:inline-flex;
      align-items:center;
      padding:5px 10px;
      border-radius:999px;
      background:var(--surface-2);
      color:#596178;
      font-size:12px;
      font-weight:800;
    }
    .collection-arrow{
      color:var(--primary);
      font-size:24px;
      font-weight:900;
    }

    .scenario-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .scenario-card{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius);
      overflow:hidden;
      box-shadow:var(--shadow-sm);
      transition:transform var(--ease),box-shadow var(--ease);
    }
    .scenario-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .scenario-card img{
      height:160px;
      width:100%;
      object-fit:cover;
    }
    .scenario-body{padding:20px}
    .scenario-body h3{font-size:19px;margin-bottom:9px}
    .scenario-body p{font-size:14px}

    .process{
      background:
        linear-gradient(135deg,rgba(124,58,237,.92),rgba(17,24,55,.96)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      color:#fff;
      position:relative;
      overflow:hidden;
    }
    .process .section-head p,
    .process p{color:#dce3fb}
    .process-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:20px;
      counter-reset:step;
    }
    .process-card{
      counter-increment:step;
      padding:28px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.16);
      backdrop-filter:blur(14px);
      position:relative;
      min-height:230px;
    }
    .process-card::before{
      content:"0" counter(step);
      display:inline-grid;
      place-items:center;
      width:48px;height:48px;
      border-radius:16px;
      background:#fff;
      color:var(--primary-dark);
      font-weight:900;
      margin-bottom:22px;
    }
    .process-card h3{margin-bottom:10px;color:#fff}

    .notice-box{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:18px;
      padding:24px;
      border-radius:var(--radius);
      border:1px solid rgba(249,115,22,.28);
      background:linear-gradient(135deg,#fff7ed,#fff);
      box-shadow:var(--shadow-sm);
    }
    .notice-icon{
      width:54px;height:54px;border-radius:18px;
      display:grid;place-items:center;
      background:var(--accent-soft);
      color:#c2410c;
      font-size:26px;
      flex:none;
    }
    .notice-box h2{font-size:28px;margin-bottom:8px}
    .notice-list{
      margin-top:14px;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      list-style:none;
    }
    .notice-list li{
      padding:12px 14px;
      border-radius:14px;
      background:#fff;
      border:1px solid rgba(249,115,22,.18);
      color:#7c2d12;
      font-weight:700;
      font-size:14px;
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:36px;
      align-items:start;
    }
    .faq-list{display:grid;gap:14px}
    .faq-item{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius);
      overflow:hidden;
      box-shadow:var(--shadow-sm);
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:20px 22px;
      text-align:left;
      background:#fff;
      color:var(--text);
      font-weight:900;
    }
    .faq-question span:last-child{
      width:30px;height:30px;border-radius:50%;
      display:grid;place-items:center;
      background:var(--primary-soft);
      color:var(--primary-dark);
      flex:none;
      transition:transform var(--ease);
    }
    .faq-answer{
      display:none;
      padding:0 22px 22px;
      color:var(--muted);
      border-top:1px solid var(--border);
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}

    .cta{
      padding:80px 0;
    }
    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      padding:52px;
      color:#fff;
      background:
        radial-gradient(circle at 92% 12%,rgba(249,115,22,.42),transparent 24%),
        linear-gradient(135deg,#171f42,#5b21b6);
      box-shadow:var(--shadow-glow);
      display:grid;
      grid-template-columns:1fr auto;
      gap:30px;
      align-items:center;
    }
    .cta-box::before{
      content:"";
      position:absolute;
      width:240px;height:240px;
      border-radius:50%;
      left:-80px;bottom:-120px;
      background:rgba(255,255,255,.1);
    }
    .cta-box h2{position:relative;margin-bottom:12px}
    .cta-box p{position:relative;color:#e6ebff;max-width:720px}
    .cta-actions{
      position:relative;
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .site-footer{
      background:#080d1d;
      color:#fff;
      padding:48px 0;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1fr auto;
      gap:32px;
      align-items:start;
    }
    .footer-brand strong{font-size:22px}
    .footer-brand p{
      color:#b8c0d8;
      max-width:680px;
      margin:12px 0 18px;
    }
    .footer-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:#8f98b5;
      font-size:13px;
    }
    .footer-meta span{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
    }
    .footer-links{
      display:grid;
      grid-template-columns:repeat(2,auto);
      gap:10px 18px;
    }
    .footer-links a{
      color:#dbe2f6;
      font-weight:700;
      padding:8px 0;
      transition:color var(--ease),transform var(--ease);
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}

    @media (max-width:1024px){
      .hero-inner,
      .showcase-layout,
      .faq-wrap{
        grid-template-columns:1fr;
      }
      .hero-panel{max-width:720px}
      .trust-card{grid-template-columns:repeat(2,1fr)}
      .feature-grid,
      .process-grid{grid-template-columns:repeat(2,1fr)}
      .scenario-grid{grid-template-columns:repeat(2,1fr)}
      .cta-box{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:768px){
      :root{--header-h:68px}
      .container{width:min(100% - 28px,var(--container))}
      .topbar-inner{justify-content:center;text-align:center}
      .topbar-inner>div:last-child{display:none}
      .nav-toggle{display:grid;place-items:center}
      .site-nav{
        position:absolute;
        top:calc(100% + 1px);
        left:14px;right:14px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        background:rgba(11,16,32,.96);
        border:1px solid rgba(255,255,255,.12);
        border-radius:20px;
        box-shadow:var(--shadow);
      }
      .site-nav.open{display:flex}
      .site-nav a{text-align:center}
      .category-hero{min-height:auto}
      .hero-inner{padding:70px 0 56px;gap:28px}
      .hero-actions{flex-direction:column;align-items:stretch}
      .btn{width:100%}
      .hero-image,.hero-image img{min-height:310px}
      .image-caption{grid-template-columns:1fr}
      .trust-row{margin-top:-24px}
      .section{padding:64px 0}
      .feature-grid,
      .process-grid,
      .scenario-grid,
      .notice-list{
        grid-template-columns:1fr;
      }
      .collection-item{grid-template-columns:auto 1fr}
      .collection-arrow{display:none}
      .notice-box{grid-template-columns:1fr}
      .showcase-media,.showcase-media img{min-height:360px;height:360px}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{grid-template-columns:1fr 1fr}
    }
    @media (max-width:520px){
      h1{font-size:36px}
      h2{font-size:28px}
      .brand-text span{display:none}
      .brand-mark{width:40px;height:40px}
      .trust-card{grid-template-columns:1fr}
      .trust-item{min-height:auto}
      .hero-note{display:block}
      .hero-note strong{display:block;margin-bottom:6px}
      .feature-card,
      .process-card,
      .notice-box{padding:22px}
      .cta-box{padding:34px 22px}
      .footer-links{grid-template-columns:1fr}
    }

/* roulang page: category3 */
:root{
      --bg:#0a0d14;
      --bg-soft:#101522;
      --panel:#121a2a;
      --panel-2:#162137;
      --text:#eef3ff;
      --muted:#a7b4d0;
      --line:rgba(255,255,255,.09);
      --line-strong:rgba(255,255,255,.18);
      --primary:#7c5cff;
      --primary-2:#20d3ff;
      --accent:#ff6b7a;
      --success:#2dd4a3;
      --shadow:0 18px 50px rgba(0,0,0,.38);
      --shadow-soft:0 10px 30px rgba(0,0,0,.24);
      --radius:22px;
      --radius-sm:14px;
      --radius-xs:10px;
      --container:min(1180px, calc(100% - 40px));
      --space:88px;
      --hero-overlay:linear-gradient(135deg, rgba(10,13,20,.88), rgba(10,13,20,.62));
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(124,92,255,.16), transparent 30%),
        radial-gradient(circle at top right, rgba(32,211,255,.12), transparent 28%),
        var(--bg);
      line-height:1.65;
    }
    img{max-width:100%;display:block}
    a{text-decoration:none;color:inherit}
    button,input{font:inherit}
    button{cursor:pointer}
    ul,ol{margin:0;padding:0;list-style:none}
    h1,h2,h3,h4,p{margin:0}
    .container{width:var(--container);margin:0 auto}

    .site-header{
      position:sticky;
      top:0;
      z-index:30;
      backdrop-filter:blur(18px);
      background:rgba(10,13,20,.72);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .topbar{
      border-bottom:1px solid rgba(255,255,255,.05);
      background:rgba(255,255,255,.02);
      color:var(--muted);
      font-size:13px;
    }
    .topbar-inner{
      min-height:42px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .topbar-chip{
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-weight:600;
      color:#dbe6ff;
    }
    .topbar-chip i{
      width:9px;
      height:9px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--accent),#ff9f68);
      box-shadow:0 0 0 6px rgba(255,107,122,.12);
      display:inline-block;
    }
    .nav-wrap{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:14px;
      min-width:0;
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:14px;
      background:
        linear-gradient(135deg, rgba(124,92,255,.95), rgba(32,211,255,.95));
      box-shadow:inset 0 1px 0 rgba(255,255,255,.28), 0 12px 26px rgba(32,211,255,.18);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark:before,
    .brand-mark:after{
      content:"";
      position:absolute;
      border-radius:999px;
      background:rgba(255,255,255,.92);
    }
    .brand-mark:before{
      width:18px;height:4px;left:13px;top:13px;
      box-shadow:0 8px 0 rgba(255,255,255,.92), 0 16px 0 rgba(255,255,255,.92);
    }
    .brand-mark:after{
      width:4px;height:20px;right:12px;top:12px;opacity:.55;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-text strong{
      font-size:19px;
      letter-spacing:0;
      color:#fff;
    }
    .brand-text span{
      margin-top:5px;
      color:var(--muted);
      font-size:12px;
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .site-nav a{
      padding:11px 16px;
      border-radius:999px;
      color:#d7e1f8;
      font-weight:600;
      font-size:14px;
      border:1px solid transparent;
      transition:all .25s ease;
    }
    .site-nav a:hover,
    .site-nav a:focus-visible{
      background:rgba(255,255,255,.05);
      border-color:rgba(255,255,255,.08);
      outline:none;
      color:#fff;
    }
    .site-nav a.active{
      background:linear-gradient(135deg, rgba(124,92,255,.18), rgba(32,211,255,.14));
      border-color:rgba(124,92,255,.35);
      color:#fff;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
    }
    .nav-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:#fff;
      transition:all .25s ease;
    }
    .nav-toggle:hover,
    .nav-toggle:focus-visible{
      outline:none;
      border-color:rgba(124,92,255,.45);
      background:rgba(124,92,255,.12);
    }

    .hero{
      position:relative;
      overflow:hidden;
      padding:72px 0 44px;
    }
    .hero-shell{
      position:relative;
      min-height:620px;
      border-radius:32px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow);
      background:
        var(--hero-overlay),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      align-items:stretch;
    }
    .hero-shell:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(255,255,255,.06), transparent 26%),
        radial-gradient(circle at 80% 24%, rgba(32,211,255,.24), transparent 25%);
      pointer-events:none;
    }
    .hero-copy{
      position:relative;
      z-index:1;
      padding:72px 58px 64px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:26px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:10px;
      width:max-content;
      padding:10px 16px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      color:#f6f8ff;
      font-size:13px;
      font-weight:700;
      backdrop-filter:blur(8px);
    }
    .eyebrow:before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--success);
      box-shadow:0 0 0 6px rgba(45,212,163,.14);
    }
    .hero h1{
      font-size:clamp(36px,5vw,64px);
      line-height:1.06;
      letter-spacing:0;
      max-width:11ch;
      text-wrap:balance;
    }
    .hero p{
      font-size:17px;
      color:#dce6ff;
      max-width:640px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:52px;
      padding:0 24px;
      border-radius:16px;
      font-weight:700;
      transition:transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease;
      border:1px solid transparent;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn:focus-visible{
      outline:2px solid rgba(32,211,255,.55);
      outline-offset:2px;
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--primary), #9f63ff 52%, var(--primary-2));
      color:#fff;
      box-shadow:0 16px 30px rgba(124,92,255,.28);
    }
    .btn-primary:hover{box-shadow:0 22px 36px rgba(124,92,255,.36)}
    .btn-secondary{
      background:rgba(255,255,255,.07);
      color:#fff;
      border-color:rgba(255,255,255,.12);
    }
    .btn-secondary:hover{
      background:rgba(255,255,255,.12);
      border-color:rgba(255,255,255,.18);
    }
    .hero-points{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
      margin-top:6px;
    }
    .hero-points li{
      padding:16px 18px;
      border-radius:18px;
      background:rgba(10,13,20,.34);
      border:1px solid rgba(255,255,255,.08);
      color:#dce7ff;
      font-size:14px;
      backdrop-filter:blur(8px);
    }
    .hero-aside{
      position:relative;
      z-index:1;
      padding:34px;
      display:flex;
      align-items:flex-end;
      justify-content:center;
    }
    .preview-card{
      width:min(100%, 420px);
      background:rgba(10,13,20,.76);
      border:1px solid rgba(255,255,255,.1);
      border-radius:26px;
      padding:18px;
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(16px);
    }
    .preview-media{
      position:relative;
      overflow:hidden;
      border-radius:20px;
      aspect-ratio:4/5;
      margin-bottom:18px;
    }
    .preview-media img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .preview-media:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(0,0,0,.04), rgba(0,0,0,.48));
    }
    .preview-badge{
      position:absolute;
      left:14px;
      top:14px;
      z-index:1;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(10,13,20,.62);
      color:#fff;
      font-size:12px;
      font-weight:700;
      border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(8px);
    }
    .preview-body{
      display:grid;
      gap:14px;
    }
    .preview-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:14px 16px;
      border-radius:16px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .preview-row strong{font-size:15px}
    .preview-row span{font-size:13px;color:var(--muted)}
    .preview-tag{
      color:#fff;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(124,92,255,.2);
      border:1px solid rgba(124,92,255,.3);
      font-size:12px;
      font-weight:700;
      white-space:nowrap;
    }

    main section{
      padding:0 0 var(--space);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:28px;
    }
    .section-head h2{
      font-size:clamp(28px,3vw,42px);
      line-height:1.12;
    }
    .section-head p{
      max-width:620px;
      color:var(--muted);
      font-size:16px;
    }
    .section-kicker{
      color:#9db2ff;
      font-size:13px;
      font-weight:800;
      letter-spacing:.06em;
      text-transform:uppercase;
      margin-bottom:12px;
      display:block;
    }

    .quick-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:18px;
    }
    .quick-card{
      padding:22px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease;
    }
    .quick-card:hover{
      transform:translateY(-4px);
      border-color:rgba(124,92,255,.32);
      box-shadow:0 18px 34px rgba(0,0,0,.24);
    }
    .quick-icon{
      width:48px;height:48px;border-radius:16px;
      display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(124,92,255,.22), rgba(32,211,255,.16));
      border:1px solid rgba(255,255,255,.08);
      margin-bottom:18px;
      font-weight:900;
      color:#fff;
    }
    .quick-card h3{
      font-size:20px;
      margin-bottom:10px;
    }
    .quick-card p{
      color:var(--muted);
      font-size:15px;
      margin-bottom:16px;
    }
    .mini-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#cfe1ff;
      font-weight:700;
      font-size:14px;
    }
    .mini-link:after{
      content:"→";
      transition:transform .25s ease;
    }
    .mini-link:hover:after{transform:translateX(3px)}

    .feature-band{
      display:grid;
      grid-template-columns:1.04fr .96fr;
      gap:24px;
      align-items:stretch;
    }
    .feature-visual{
      position:relative;
      overflow:hidden;
      border-radius:28px;
      min-height:460px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(10,13,20,.06), rgba(10,13,20,.35));
      box-shadow:var(--shadow-soft);
    }
    .feature-visual img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .feature-visual .mask{
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(7,10,18,.04), rgba(7,10,18,.62));
    }
    .floating-note{
      position:absolute;
      left:22px;
      right:22px;
      bottom:22px;
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
    }
    .floating-note div{
      padding:16px;
      border-radius:18px;
      background:rgba(10,13,20,.68);
      border:1px solid rgba(255,255,255,.1);
      backdrop-filter:blur(10px);
    }
    .floating-note strong{
      display:block;
      font-size:22px;
      margin-bottom:4px;
    }
    .floating-note span{color:#d1dcf5;font-size:13px}
    .feature-panel{
      padding:30px;
      border-radius:28px;
      background:linear-gradient(180deg, rgba(18,26,42,.92), rgba(14,21,34,.92));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      display:flex;
      flex-direction:column;
      gap:20px;
    }
    .list-tiles{
      display:grid;
      gap:14px;
    }
    .list-tiles li{
      padding:18px;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
      display:flex;
      align-items:flex-start;
      gap:14px;
    }
    .list-tiles b{
      width:30px;height:30px;
      border-radius:10px;
      display:grid;place-items:center;
      flex:0 0 auto;
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      font-size:13px;
    }
    .list-tiles strong{
      display:block;
      margin-bottom:6px;
      font-size:16px;
    }
    .list-tiles p{
      color:var(--muted);
      font-size:14px;
    }

    .scene-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:18px;
    }
    .scene-card{
      overflow:hidden;
      border-radius:24px;
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }
    .scene-card:hover{
      transform:translateY(-5px);
      box-shadow:0 20px 34px rgba(0,0,0,.26);
      border-color:rgba(32,211,255,.28);
    }
    .scene-card img{
      width:100%;
      height:220px;
      object-fit:cover;
    }
    .scene-card .content{
      padding:22px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(124,92,255,.16);
      border:1px solid rgba(124,92,255,.28);
      color:#dfe6ff;
      font-size:12px;
      font-weight:800;
      margin-bottom:14px;
    }
    .scene-card h3{
      font-size:21px;
      margin-bottom:10px;
    }
    .scene-card p{
      color:var(--muted);
      font-size:15px;
    }

    .steps{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:18px;
    }
    .step{
      position:relative;
      padding:24px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .step:before{
      content:attr(data-step);
      position:absolute;
      right:18px;
      top:10px;
      font-size:44px;
      font-weight:900;
      color:rgba(255,255,255,.08);
      line-height:1;
    }
    .step strong{
      display:block;
      font-size:20px;
      margin-bottom:10px;
      padding-right:34px;
    }
    .step p{
      color:var(--muted);
      font-size:15px;
    }

    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:30px;
      padding:34px;
      background:
        linear-gradient(135deg, rgba(124,92,255,.22), rgba(32,211,255,.14)),
        rgba(18,26,42,.96);
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow);
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:24px;
      align-items:center;
    }
    .cta-box:after{
      content:"";
      position:absolute;
      inset:auto -60px -60px auto;
      width:220px;height:220px;border-radius:50%;
      background:radial-gradient(circle, rgba(32,211,255,.28), transparent 65%);
      pointer-events:none;
    }
    .cta-copy h2{
      font-size:clamp(28px,3vw,40px);
      line-height:1.12;
      margin-bottom:14px;
    }
    .cta-copy p{
      color:#d9e5ff;
      font-size:16px;
      max-width:620px;
      margin-bottom:22px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
    }
    .cta-side{
      display:grid;
      gap:14px;
    }
    .metric{
      padding:18px 20px;
      border-radius:18px;
      background:rgba(10,13,20,.34);
      border:1px solid rgba(255,255,255,.08);
      backdrop-filter:blur(10px);
    }
    .metric strong{
      display:block;
      font-size:28px;
      margin-bottom:4px;
    }
    .metric span{color:#d5dff6;font-size:14px}

    .faq-wrap{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .faq-item{
      border-radius:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .faq-item details{height:100%}
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:22px 24px;
      font-weight:800;
      font-size:17px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      width:30px;height:30px;
      border-radius:10px;
      display:grid;place-items:center;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      flex:0 0 auto;
      transition:transform .25s ease, background .25s ease;
    }
    .faq-item details[open] summary:after{
      transform:rotate(45deg);
      background:rgba(124,92,255,.18);
    }
    .faq-item p{
      padding:0 24px 22px;
      color:var(--muted);
      font-size:15px;
    }

    .site-footer{
      padding:32px 0 52px;
      border-top:1px solid rgba(255,255,255,.06);
      background:rgba(255,255,255,.02);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr;
      gap:24px;
      align-items:start;
    }
    .footer-brand strong{
      display:block;
      font-size:22px;
      margin-bottom:12px;
    }
    .footer-brand p{
      max-width:640px;
      color:var(--muted);
      margin-bottom:18px;
    }
    .footer-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px 16px;
      color:#c0cce6;
      font-size:13px;
    }
    .footer-meta span{
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
    }
    .footer-links{
      display:grid;
      gap:10px;
      justify-items:start;
      justify-content:end;
    }
    .footer-links a{
      padding:10px 14px;
      border-radius:12px;
      color:#dce6ff;
      font-weight:600;
      transition:background .25s ease, color .25s ease, transform .25s ease;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      outline:none;
      background:rgba(255,255,255,.05);
      color:#fff;
      transform:translateX(2px);
    }

    @media (max-width: 1024px){
      :root{--space:74px}
      .hero-shell,
      .feature-band,
      .cta-box,
      .footer-grid,
      .faq-wrap{
        grid-template-columns:1fr;
      }
      .hero-shell{min-height:auto}
      .hero-copy{padding:58px 36px 20px}
      .hero-aside{padding:0 36px 36px}
      .quick-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .scene-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .steps{grid-template-columns:repeat(2, minmax(0,1fr))}
      .footer-links{
        justify-content:start;
        justify-items:start;
      }
    }

    @media (max-width: 768px){
      .topbar-inner{
        min-height:auto;
        padding:10px 0;
        flex-direction:column;
        align-items:flex-start;
      }
      .nav-wrap{
        min-height:72px;
        padding:12px 0;
        flex-wrap:wrap;
      }
      .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
      .site-nav{
        width:100%;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding-top:6px;
      }
      .site-nav.open{display:flex}
      .site-nav a{
        border-radius:16px;
        background:rgba(255,255,255,.03);
      }
      .hero{
        padding-top:28px;
      }
      .hero-shell{
        border-radius:26px;
      }
      .hero-copy,
      .hero-aside{
        padding-left:24px;
        padding-right:24px;
      }
      .hero-copy{
        padding-top:40px;
        gap:22px;
      }
      .hero h1{
        max-width:none;
      }
      .hero-points{
        grid-template-columns:1fr;
      }
      .section-head{
        align-items:flex-start;
        flex-direction:column;
      }
      .scene-grid,
      .quick-grid,
      .steps{
        grid-template-columns:1fr;
      }
      .floating-note{
        grid-template-columns:1fr;
      }
      .cta-box{
        padding:26px;
      }
    }

    @media (max-width: 520px){
      :root{--container:min(100% - 28px)}
      .brand-text strong{font-size:17px}
      .brand-text span{font-size:11px}
      .hero h1{font-size:34px}
      .hero p{font-size:15px}
      .btn{
        width:100%;
      }
      .hero-actions,
      .cta-actions{
        flex-direction:column;
      }
      .preview-card{padding:14px}
      .preview-row{
        padding:12px 13px;
      }
      .quick-card,
      .feature-panel,
      .step,
      .scene-card .content{
        padding:18px;
      }
      .faq-item summary{
        font-size:16px;
        padding:18px;
      }
      .faq-item p{
        padding:0 18px 18px;
      }
      .footer-meta{
        flex-direction:column;
        align-items:flex-start;
      }
    }

/* roulang page: category1 */
:root {
      --bg: #f7f8fb;
      --surface: #ffffff;
      --surface-soft: #f1f4f8;
      --ink: #18212d;
      --muted: #667281;
      --line: #dce3ea;
      --primary: #be3554;
      --primary-dark: #92243e;
      --accent: #0b8a82;
      --accent-soft: #e4f5f2;
      --gold: #d89128;
      --navy: #152432;
      --radius-sm: 10px;
      --radius: 16px;
      --radius-lg: 24px;
      --shadow-sm: 0 8px 22px rgba(20, 35, 50, 0.07);
      --shadow: 0 18px 45px rgba(20, 35, 50, 0.12);
      --container: 1180px;
      --transition: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-width: 320px;
      color: var(--ink);
      background: var(--bg);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    }

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    img {
      display: block;
      max-width: 100%;
    }

    :focus-visible {
      outline: 3px solid rgba(11, 138, 130, 0.45);
      outline-offset: 3px;
    }

    .container {
      width: min(calc(100% - 48px), var(--container));
      margin: 0 auto;
    }

    .topbar {
      color: #d9e4eb;
      background: var(--navy);
      font-size: 13px;
    }

    .topbar-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
      min-height: 38px;
    }

    .topbar-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      white-space: nowrap;
    }

    .topbar-chip i {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: #59d2b7;
      box-shadow: 0 0 0 4px rgba(89, 210, 183, 0.16);
    }

    .site-header {
      position: relative;
      z-index: 20;
      background: rgba(255, 255, 255, 0.97);
      box-shadow: 0 1px 0 var(--line);
    }

    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 82px;
      gap: 30px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      flex: 0 0 auto;
      gap: 11px;
    }

    .brand:hover {
      transform: translateY(-1px);
    }

    .brand-mark {
      position: relative;
      width: 37px;
      height: 37px;
      overflow: hidden;
      border-radius: 12px;
      background: var(--primary);
      box-shadow: 0 7px 14px rgba(190, 53, 84, 0.23);
    }

    .brand-mark::before,
    .brand-mark::after {
      position: absolute;
      content: "";
      border-radius: 99px;
      background: #fff;
    }

    .brand-mark::before {
      width: 18px;
      height: 5px;
      top: 11px;
      left: 10px;
      transform: rotate(-35deg);
    }

    .brand-mark::after {
      width: 12px;
      height: 5px;
      top: 20px;
      left: 15px;
      background: #ffd5df;
      transform: rotate(-35deg);
    }

    .brand-text {
      display: grid;
      gap: 0;
      line-height: 1.22;
    }

    .brand-text strong {
      color: var(--ink);
      font-size: 18px;
      font-weight: 800;
      letter-spacing: 0;
    }

    .brand-text span {
      color: var(--muted);
      font-size: 11px;
      letter-spacing: 0;
    }

    .site-nav {
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .site-nav a {
      position: relative;
      padding: 10px 13px;
      color: #53606f;
      border-radius: 9px;
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

    .site-nav a:hover {
      color: var(--primary);
      background: #fff2f5;
    }

    .site-nav a.active {
      color: var(--primary);
      background: #fff0f4;
    }

    .site-nav a.active::after {
      position: absolute;
      right: 13px;
      bottom: 5px;
      left: 13px;
      height: 2px;
      content: "";
      border-radius: 2px;
      background: var(--primary);
    }

    .nav-toggle {
      display: none;
      width: 42px;
      height: 42px;
      color: var(--ink);
      border: 1px solid var(--line);
      border-radius: 10px;
      background: var(--surface);
      font-size: 20px;
      line-height: 1;
    }

    .nav-toggle:hover {
      color: var(--primary);
      border-color: #e8b8c5;
      background: #fff4f6;
    }

    .hero {
      position: relative;
      overflow: hidden;
      min-height: 480px;
      color: #fff;
      background:
        linear-gradient(90deg, rgba(14, 26, 38, 0.93) 0%, rgba(14, 26, 38, 0.78) 46%, rgba(14, 26, 38, 0.38) 100%),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
    }

    .hero::after {
      position: absolute;
      right: -120px;
      bottom: -180px;
      width: 480px;
      height: 480px;
      content: "";
      border: 90px solid rgba(11, 138, 130, 0.17);
      border-radius: 50%;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      display: flex;
      align-items: center;
      min-height: 480px;
      padding: 72px 0 80px;
    }

    .hero-copy {
      width: min(700px, 100%);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      padding: 6px 11px;
      color: #d8faf3;
      border: 1px solid rgba(131, 226, 206, 0.34);
      border-radius: 999px;
      background: rgba(7, 64, 66, 0.4);
      font-size: 13px;
      font-weight: 700;
    }

    .eyebrow::before {
      width: 7px;
      height: 7px;
      content: "";
      border-radius: 50%;
      background: #70e0c7;
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      max-width: 760px;
      margin-bottom: 20px;
      font-size: clamp(34px, 5vw, 60px);
      line-height: 1.18;
      letter-spacing: 0;
    }

    .hero p {
      max-width: 650px;
      margin-bottom: 28px;
      color: #deebee;
      font-size: 17px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 11px 19px;
      border: 1px solid transparent;
      border-radius: 10px;
      font-size: 15px;
      font-weight: 800;
      line-height: 1.2;
    }

    .btn-primary {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 9px 20px rgba(190, 53, 84, 0.28);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 13px 26px rgba(190, 53, 84, 0.32);
    }

    .btn-light {
      color: #fff;
      border-color: rgba(255, 255, 255, 0.5);
      background: rgba(255, 255, 255, 0.12);
    }

    .btn-light:hover {
      color: var(--navy);
      border-color: #fff;
      background: #fff;
      transform: translateY(-2px);
    }

    .btn-outline {
      color: var(--primary);
      border-color: #e4bac5;
      background: #fff;
    }

    .btn-outline:hover {
      color: #fff;
      border-color: var(--primary);
      background: var(--primary);
      transform: translateY(-2px);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 86px 0;
    }

    .section-soft {
      background: var(--surface-soft);
    }

    .section-heading {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 26px;
      margin-bottom: 32px;
    }

    .section-kicker {
      display: block;
      margin-bottom: 9px;
      color: var(--primary);
      font-size: 13px;
      font-weight: 800;
    }

    .section-heading h2 {
      max-width: 680px;
      margin-bottom: 0;
      color: var(--ink);
      font-size: clamp(27px, 3.3vw, 39px);
      line-height: 1.25;
      letter-spacing: 0;
    }

    .section-heading p {
      max-width: 410px;
      margin-bottom: 2px;
      color: var(--muted);
      font-size: 15px;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .feature-card {
      min-height: 220px;
      padding: 27px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--surface);
      box-shadow: var(--shadow-sm);
    }

    .feature-card:hover {
      border-color: #cfd8e1;
      transform: translateY(-5px);
      box-shadow: var(--shadow);
    }

    .feature-icon {
      display: grid;
      width: 44px;
      height: 44px;
      margin-bottom: 20px;
      place-items: center;
      color: var(--primary);
      border-radius: 12px;
      background: #fff0f4;
      font-size: 20px;
      font-weight: 900;
    }

    .feature-card:nth-child(2) .feature-icon {
      color: var(--accent);
      background: var(--accent-soft);
    }

    .feature-card:nth-child(3) .feature-icon {
      color: var(--gold);
      background: #fff4df;
    }

    .feature-card h3 {
      margin-bottom: 8px;
      font-size: 20px;
      line-height: 1.35;
    }

    .feature-card p {
      margin-bottom: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .showcase-grid {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 50px;
      align-items: center;
    }

    .showcase-image {
      position: relative;
      min-height: 430px;
    }

    .showcase-image img {
      width: 88%;
      height: 430px;
      object-fit: cover;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
    }

    .image-note {
      position: absolute;
      right: 0;
      bottom: 25px;
      width: min(280px, 58%);
      padding: 20px;
      color: #eaf4f4;
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 14px;
      background: var(--navy);
      box-shadow: var(--shadow);
    }

    .image-note strong {
      display: block;
      margin-bottom: 6px;
      color: #79dec9;
      font-size: 13px;
    }

    .image-note span {
      display: block;
      font-size: 14px;
      line-height: 1.55;
    }

    .showcase-copy h2 {
      margin-bottom: 17px;
      font-size: clamp(27px, 3.3vw, 39px);
      line-height: 1.25;
      letter-spacing: 0;
    }

    .showcase-copy > p {
      margin-bottom: 22px;
      color: var(--muted);
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin: 0 0 28px;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      position: relative;
      padding-left: 31px;
      color: #3d4a58;
      font-size: 15px;
    }

    .check-list li::before {
      position: absolute;
      top: 4px;
      left: 0;
      display: grid;
      width: 19px;
      height: 19px;
      content: "✓";
      place-items: center;
      color: #fff;
      border-radius: 50%;
      background: var(--accent);
      font-size: 12px;
      font-weight: 900;
    }

    .collection-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .collection-card {
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--surface);
      box-shadow: var(--shadow-sm);
    }

    .collection-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
    }

    .collection-card:hover .collection-image img {
      transform: scale(1.05);
    }

    .collection-image {
      position: relative;
      height: 195px;
      overflow: hidden;
      background: #d9e0e6;
    }

    .collection-image::after {
      position: absolute;
      inset: 0;
      content: "";
      background: linear-gradient(180deg, transparent 45%, rgba(16, 28, 39, 0.55));
    }

    .collection-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 420ms ease;
    }

    .card-badge {
      position: absolute;
      z-index: 1;
      top: 14px;
      left: 14px;
      padding: 5px 9px;
      color: #fff;
      border-radius: 999px;
      background: rgba(21, 36, 50, 0.83);
      font-size: 12px;
      font-weight: 800;
    }

    .collection-body {
      padding: 20px;
    }

    .collection-body h3 {
      margin-bottom: 7px;
      font-size: 19px;
      line-height: 1.35;
    }

    .collection-body p {
      margin-bottom: 15px;
      color: var(--muted);
      font-size: 14px;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--primary);
      font-size: 14px;
      font-weight: 800;
    }

    .card-link::after {
      content: "→";
      font-size: 17px;
      transition: transform var(--transition);
    }

    .card-link:hover::after {
      transform: translateX(4px);
    }

    .steps {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 0;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--surface);
      box-shadow: var(--shadow-sm);
    }

    .step {
      position: relative;
      padding: 30px 31px;
    }

    .step + .step {
      border-left: 1px solid var(--line);
    }

    .step-number {
      display: inline-flex;
      margin-bottom: 18px;
      color: var(--primary);
      font-size: 13px;
      font-weight: 900;
    }

    .step h3 {
      margin-bottom: 8px;
      font-size: 20px;
    }

    .step p {
      margin-bottom: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .notice-panel {
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 20px;
      align-items: start;
      padding: 25px;
      color: #40505d;
      border: 1px solid #c8e3de;
      border-radius: var(--radius);
      background: #eefaf7;
    }

    .notice-symbol {
      display: grid;
      width: 38px;
      height: 38px;
      place-items: center;
      color: #fff;
      border-radius: 50%;
      background: var(--accent);
      font-size: 18px;
      font-weight: 900;
    }

    .notice-panel h3 {
      margin-bottom: 6px;
      color: #1e4c49;
      font-size: 18px;
    }

    .notice-panel p {
      margin-bottom: 0;
      font-size: 14px;
    }

    .faq-layout {
      display: grid;
      grid-template-columns: 0.78fr 1.22fr;
      gap: 50px;
      align-items: start;
    }

    .faq-intro {
      padding-top: 4px;
    }

    .faq-intro h2 {
      margin-bottom: 15px;
      font-size: clamp(27px, 3.3vw, 39px);
      line-height: 1.25;
    }

    .faq-intro p {
      margin-bottom: 21px;
      color: var(--muted);
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    .faq-item {
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: var(--surface);
    }

    .faq-item summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 15px;
      padding: 18px 20px;
      color: var(--ink);
      cursor: pointer;
      font-size: 16px;
      font-weight: 800;
      list-style: none;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      flex: 0 0 auto;
      content: "+";
      color: var(--primary);
      font-size: 23px;
      font-weight: 400;
      line-height: 1;
    }

    .faq-item[open] {
      border-color: #dfb4c0;
      box-shadow: 0 7px 18px rgba(55, 45, 48, 0.05);
    }

    .faq-item[open] summary {
      color: var(--primary);
      background: #fff9fa;
    }

    .faq-item[open] summary::after {
      content: "−";
    }

    .faq-answer {
      padding: 0 20px 19px;
      color: var(--muted);
      font-size: 14px;
    }

    .faq-answer p {
      margin-bottom: 0;
    }

    .cta {
      position: relative;
      overflow: hidden;
      padding: 62px 0;
      color: #fff;
      background:
        linear-gradient(105deg, rgba(130, 32, 57, 0.96), rgba(92, 30, 50, 0.92)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
    }

    .cta::before {
      position: absolute;
      top: -150px;
      right: 7%;
      width: 360px;
      height: 360px;
      content: "";
      border: 58px solid rgba(255, 255, 255, 0.1);
      border-radius: 50%;
    }

    .cta-inner {
      position: relative;
      z-index: 1;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 34px;
    }

    .cta h2 {
      max-width: 650px;
      margin-bottom: 11px;
      font-size: clamp(28px, 3.5vw, 42px);
      line-height: 1.25;
    }

    .cta p {
      max-width: 650px;
      margin-bottom: 0;
      color: #ffe8ee;
    }

    .cta .btn {
      flex: 0 0 auto;
      color: var(--primary-dark);
      background: #fff;
      box-shadow: 0 12px 26px rgba(49, 16, 29, 0.25);
    }

    .cta .btn:hover {
      color: #fff;
      background: var(--navy);
      transform: translateY(-2px);
    }

    .site-footer {
      color: #b8c7d0;
      background: var(--navy);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.6fr;
      gap: 50px;
      padding: 48px 0;
    }

    .footer-brand strong {
      display: block;
      margin-bottom: 10px;
      color: #fff;
      font-size: 20px;
    }

    .footer-brand p {
      max-width: 620px;
      margin-bottom: 17px;
      color: #b8c7d0;
      font-size: 14px;
    }

    .footer-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 7px 18px;
      color: #8497a4;
      font-size: 12px;
    }

    .footer-links {
      display: grid;
      align-content: start;
      justify-content: end;
      gap: 10px;
    }

    .footer-links a {
      color: #d7e3e9;
      font-size: 14px;
      font-weight: 700;
    }

    .footer-links a:hover {
      color: #79dec9;
      transform: translateX(4px);
    }

    @media (max-width: 1024px) {
      .feature-grid,
      .collection-grid {
        grid-template-columns: repeat(3, 1fr);
      }

      .showcase-grid,
      .faq-layout {
        gap: 34px;
      }

      .site-nav a {
        padding-right: 9px;
        padding-left: 9px;
      }
    }

    @media (max-width: 768px) {
      .container {
        width: min(calc(100% - 32px), var(--container));
      }

      .topbar-inner {
        justify-content: center;
        min-height: 35px;
      }

      .topbar-inner > div:last-child {
        display: none;
      }

      .nav-wrap {
        position: relative;
        min-height: 72px;
      }

      .nav-toggle {
        display: inline-grid;
        place-items: center;
      }

      .site-nav {
        position: absolute;
        top: calc(100% - 4px);
        right: 0;
        left: 0;
        display: none;
        padding: 10px;
        border: 1px solid var(--line);
        border-radius: 0 0 14px 14px;
        background: #fff;
        box-shadow: var(--shadow);
      }

      .site-nav.is-open {
        display: grid;
      }

      .site-nav a {
        padding: 12px;
      }

      .site-nav a.active::after {
        display: none;
      }

      .hero,
      .hero-inner {
        min-height: 440px;
      }

      .hero-inner {
        padding: 60px 0;
      }

      .section {
        padding: 65px 0;
      }

      .section-heading {
        display: block;
        margin-bottom: 25px;
      }

      .section-heading h2 {
        margin-bottom: 12px;
      }

      .feature-grid,
      .collection-grid {
        grid-template-columns: 1fr;
      }

      .feature-card {
        min-height: auto;
      }

      .showcase-grid,
      .faq-layout {
        grid-template-columns: 1fr;
      }

      .showcase-image {
        min-height: 360px;
      }

      .showcase-image img {
        width: 88%;
        height: 360px;
      }

      .steps {
        grid-template-columns: 1fr;
      }

      .step + .step {
        border-top: 1px solid var(--line);
        border-left: 0;
      }

      .cta-inner {
        display: block;
      }

      .cta h2 {
        margin-bottom: 13px;
      }

      .cta .btn {
        margin-top: 24px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .footer-links {
        justify-content: start;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 520px) {
      .container {
        width: min(calc(100% - 28px), var(--container));
      }

      .brand-text strong {
        font-size: 16px;
      }

      h1 {
        font-size: 34px;
      }

      .hero p {
        font-size: 15px;
      }

      .hero-actions,
      .hero-actions .btn {
        width: 100%;
      }

      .section {
        padding: 53px 0;
      }

      .section-heading h2,
      .showcase-copy h2,
      .faq-intro h2 {
        font-size: 28px;
      }

      .showcase-image {
        min-height: 300px;
      }

      .showcase-image img {
        width: 92%;
        height: 300px;
      }

      .image-note {
        right: 0;
        bottom: 15px;
        width: 64%;
        padding: 15px;
      }

      .notice-panel {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 20px;
      }

      .collection-image {
        height: 185px;
      }

      .footer-links {
        grid-template-columns: 1fr;
      }
    }