/* roulang page: index */
:root{
  --primary:#1E4BD8;
  --primary-dark:#152F8F;
  --primary-soft:#EEF3FF;
  --accent:#00B69B;
  --warm:#FF7A29;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --surface-alt:#EEF2FA;
  --text:#0E1733;
  --text-2:#4A5670;
  --text-3:#8A94A8;
  --border:#E3E8F2;
  --zebra:#FAFBFE;
  --footer:#101A3D;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,35,80,.06),0 2px 8px rgba(20,35,80,.06);
  --sh-2:0 2px 6px rgba(20,35,80,.08),0 10px 24px rgba(20,35,80,.08);
  --sh-3:0 6px 16px rgba(20,35,80,.12),0 20px 44px rgba(20,35,80,.12);
  --gutter:32px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--primary-dark);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary);}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--gutter);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--text);white-space:nowrap;}
.logo i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;flex:0 0 auto;}
.logo:hover{color:var(--primary-dark);}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:8px;
  font-size:15px;letter-spacing:.02em;color:var(--text-2);transition:color .2s,background .2s;
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft);}
.main-nav a.active{color:var(--primary);font-weight:600;}
.main-nav a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--accent);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center;padding:0;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  display:block;width:16px;height:1.5px;background:var(--text);border-radius:2px;position:relative;
}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;}
.nav-toggle span::before{top:-5px;}
.nav-toggle span::after{top:5px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:#1a41bb;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(1px);box-shadow:var(--sh-1);}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--border);}
.btn-ghost:hover{background:var(--primary-soft);border-color:#cddbff;color:var(--primary-dark);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-pill{border-radius:var(--r-pill);}
.btn-block{width:100%;}

/* ---------- hero ---------- */
.hero{position:relative;padding:76px 0 104px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,#FFFFFF 0%,rgba(255,255,255,0) 68%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:22px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;}
h1{font-size:clamp(30px,4.4vw,52px);line-height:1.15;font-weight:700;letter-spacing:-.01em;color:var(--text);}
.hero .lede{margin-top:22px;font-size:17px;line-height:1.85;color:var(--text-2);max-width:34em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:12px 40px;margin-top:44px;
  padding-top:26px;border-top:1px solid var(--border);
}
.hero-stats li{display:flex;flex-direction:column;gap:2px;}
.hero-stats b{font-size:26px;line-height:1.2;font-weight:700;color:var(--primary-dark);font-variant-numeric:tabular-nums;}
.hero-stats span{font-size:13px;color:var(--text-3);letter-spacing:.02em;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:16/13;object-fit:cover;border-radius:20px;
  background:var(--surface-alt);box-shadow:var(--sh-3);
}
.float-card{
  position:absolute;background:#fff;border:1px solid var(--border);border-radius:14px;
  box-shadow:var(--sh-2);padding:14px 16px;min-width:170px;
}
.float-card strong{display:block;font-size:14px;font-weight:700;color:var(--text);}
.float-card span{display:block;font-size:12px;color:var(--text-3);margin-top:2px;}
.fc-1{left:-24px;top:56px;}
.fc-2{right:-18px;bottom:64px;}
.fc-3{left:24px;bottom:-18px;}
.float-card .tagline{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--accent);font-weight:600;}
.float-card .tagline i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--surface-alt);}
.section-white{background:#fff;}
.section-head{max-width:760px;margin:0 auto 52px;text-align:center;}
.section-head.left{margin-left:0;text-align:left;}
.kicker{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--primary);text-transform:uppercase;margin-bottom:14px;
}
h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700;color:var(--text);}
.section-head p{margin-top:16px;color:var(--text-2);font-size:16px;}
h3{font-size:20px;line-height:1.4;font-weight:600;color:var(--text);}

/* ---------- compare table ---------- */
.table-shell{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.compare{width:100%;border-collapse:separate;border-spacing:0;min-width:760px;}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:15px;border-bottom:1px solid var(--border);}
table.compare thead th{
  position:sticky;top:0;z-index:2;background:var(--primary-soft);
  font-size:14px;font-weight:700;color:var(--primary-dark);white-space:nowrap;
}
table.compare thead th:first-child{border-top-left-radius:var(--r-card);}
table.compare thead th:last-child{border-top-right-radius:var(--r-card);}
table.compare tbody tr:nth-child(even){background:var(--zebra);}
table.compare tbody tr:last-child td{border-bottom:none;}
table.compare td:first-child,table.compare th:first-child{
  position:sticky;left:0;background:#fff;z-index:1;
  font-weight:600;color:var(--text);border-right:1px solid var(--border);white-space:nowrap;
}
table.compare tbody tr:nth-child(even) td:first-child{background:var(--zebra);}
table.compare thead th:first-child{background:var(--primary-soft);z-index:3;}
.yes{color:var(--accent);font-weight:700;}
.no{color:#C3CAD9;}
.cell-note{display:block;font-size:12px;color:var(--text-3);font-weight:400;margin-top:2px;}
.table-caption{margin-top:18px;font-size:13px;color:var(--text-3);}

/* ---------- level cards ---------- */
.level-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:24px;align-items:start;}
.level-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:30px 28px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.level-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.level-card.lead{
  background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;
  box-shadow:var(--sh-3);padding:38px 34px;
}
.level-card.lead h3,.level-card.lead .level-name{color:#fff;}
.level-card.lead p{color:rgba(255,255,255,.78);}
.level-card.lead .level-no{background:rgba(255,255,255,.14);color:#fff;}
.level-card.lead li{color:rgba(255,255,255,.9);}
.level-card.lead li::before{background:var(--accent);}
.level-card.lead .progress-bar i{background:var(--accent);}
.level-card.lead .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.36);}
.level-card.lead .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.6);}
.level-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.level-no{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:26px;padding:0 10px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.04em;
}
.level-name{font-size:14px;font-weight:600;color:var(--text-2);letter-spacing:.02em;}
.level-card h3{margin-top:18px;}
.level-card p{margin-top:12px;font-size:14px;color:var(--text-2);}
.level-list{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.level-list li{position:relative;padding-left:18px;font-size:14px;color:var(--text-2);}
.level-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;background:var(--accent);
}
.progress-block{margin-top:24px;}
.progress-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--text-3);margin-bottom:8px;font-variant-numeric:tabular-nums;}
.progress-bar{height:6px;border-radius:var(--r-pill);background:var(--surface-alt);overflow:hidden;}
.progress-bar i{display:block;height:100%;border-radius:var(--r-pill);background:var(--primary);}
.level-card .btn{margin-top:24px;}
.stack-2{margin-top:34px;}
.stack-3{margin-top:68px;}

/* ---------- content preview ---------- */
.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.preview-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.preview-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.preview-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--surface-alt);}
.preview-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1;}
.badge-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.badge{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:var(--primary-soft);color:var(--primary-dark);
}
.badge-accent{background:rgba(0,182,155,.12);color:#00806d;}
.badge-warm{background:rgba(255,122,41,.14);color:#C24A05;}
.preview-card h3{font-size:17px;line-height:1.5;}
.preview-card p{font-size:14px;color:var(--text-2);}
.preview-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);
}
.preview-foot a{font-weight:600;font-size:13px;}

/* ---------- latest / cms ---------- */
.latest-grid{display:grid;grid-template-columns:5fr 7fr;gap:28px;align-items:start;}
.post-lead{
  display:block;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s,box-shadow .2s;
}
.post-lead:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.post-lead .thumb{position:relative;}
.post-lead img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--surface-alt);}
.post-lead .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,23,51,0) 40%,rgba(14,23,51,.55));
}
.post-lead .body{padding:26px 28px 30px;}
.post-lead h3{margin-top:14px;font-size:21px;line-height:1.45;}
.post-lead:hover h3{color:var(--primary);}
.post-lead p{margin-top:12px;font-size:14px;color:var(--text-2);}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;
}
.meta-row .sep{width:1px;height:12px;background:var(--border);display:inline-block;}
.post-list{display:flex;flex-direction:column;gap:14px;}
.post-item{
  display:grid;grid-template-columns:150px 1fr;gap:18px;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:14px;box-shadow:var(--sh-1);
  transition:transform .2s,box-shadow .2s;
}
.post-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.post-item img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);background:var(--surface-alt);}
.post-item h3{margin-top:8px;font-size:16px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-item:hover h3{color:var(--primary);}
.post-item p{margin-top:8px;font-size:13px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-item .meta-row{margin-top:10px;}
.empty-state{
  border:1px dashed #CBD5E8;border-radius:var(--r-card);background:#fff;
  padding:56px 24px;text-align:center;color:var(--text-3);font-size:15px;
}
.empty-state .btn{margin-top:18px;}
.latest-more{margin-top:32px;text-align:center;}

/* ---------- faq ---------- */
.faq-wrap{max-width:840px;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item:last-child{border-bottom:none;}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:22px 60px 22px 28px;font-size:16px;font-weight:600;color:var(--text);
  transition:color .2s,background .2s;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:26px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--text-3);line-height:1;
}
.faq-item[open] summary{color:var(--primary);background:var(--zebra);}
.faq-item[open] summary::after{content:"−";color:var(--primary);}
.faq-item summary:hover{color:var(--primary);}
.faq-item .faq-body{padding:20px 28px 26px;background:var(--zebra);font-size:15px;color:var(--text-2);}

/* ---------- CTA / form ---------- */
.cta-card{
  background:var(--primary);border-radius:20px;color:#fff;
  padding:56px;box-shadow:var(--sh-3);
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.cta-card h2{color:#fff;}
.cta-card p{margin-top:16px;color:rgba(255,255,255,.82);font-size:15px;}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{position:relative;padding-left:24px;font-size:14px;color:rgba(255,255,255,.9);}
.cta-points li::before{
  content:"✓";position:absolute;left:0;top:0;color:#7FE7D6;font-weight:700;font-size:14px;
}
.join-form{background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-2);}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px;}
.field input[type="text"],.field input[type="tel"],.field select{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--r-btn);
  background:#fff;font-size:15px;color:var(--text);transition:border-color .2s,box-shadow .2s;
}
.field input::placeholder{color:#AAB3C6;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,75,216,.14);
}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2);line-height:1.7;}
.check-line input{margin-top:4px;accent-color:var(--primary);}
.form-hint{font-size:12px;color:var(--text-3);margin-top:12px;text-align:center;}

/* ---------- footer ---------- */
.site-footer{background:var(--footer);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;}
.footer-brand i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;}
.site-footer p{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:32em;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:18px;}
.footer-col li{margin-bottom:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7);}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  :root{--gutter:24px;}
  .section{padding:84px 0;}
  .hero-grid{gap:40px;}
  .cta-card{padding:44px;gap:36px;}
}
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;}
  .main-nav{
    position:fixed;left:0;right:0;top:72px;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--border);
    box-shadow:var(--sh-2);padding:12px 20px 20px;display:none;
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:14px 12px;font-size:16px;border-radius:10px;}
  .main-nav a.active::after{left:12px;right:auto;width:28px;bottom:8px;}
  .nav-actions .btn{display:none;}
  .hero{padding:56px 0 76px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-media{order:2;}
  .hero-media img{aspect-ratio:16/10;}
  .float-card{position:static;margin-top:12px;box-shadow:var(--sh-1);}
  .fc-2,.fc-3{display:none;}
  .level-grid{grid-template-columns:1fr;gap:20px;}
  .stack-2,.stack-3{margin-top:0;}
  .preview-grid{grid-template-columns:1fr 1fr;}
  .latest-grid{grid-template-columns:1fr;}
  .cta-card{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  :root{--gutter:20px;}
  .section{padding:60px 0;}
  .section-head{margin-bottom:36px;text-align:left;}
  .hero-stats{gap:16px 28px;}
  .hero-stats b{font-size:22px;}
  .preview-grid{grid-template-columns:1fr;}
  .post-item{grid-template-columns:110px 1fr;gap:14px;}
  .post-item p{display:none;}
  .cta-card{padding:30px 22px;border-radius:16px;}
  .join-form{padding:22px;}
  .faq-item summary{padding:18px 48px 18px 20px;font-size:15px;}
  .faq-item .faq-body{padding:16px 20px 22px;}
  table.compare th,table.compare td{padding:14px 14px;font-size:14px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:480px){
  .hero{padding:44px 0 60px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .btn{padding:13px 20px;}
  .post-item{grid-template-columns:1fr;}
  .post-item img{aspect-ratio:16/9;}
  .level-card{padding:24px 20px;}
  .level-card.lead{padding:28px 22px;}
}

/* roulang page: article */
:root{
  --primary:#1E4BD8;
  --primary-dark:#152F8F;
  --primary-soft:#EEF3FF;
  --accent:#00B69B;
  --warm:#FF7A29;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --alt:#EEF2FA;
  --text:#0E1733;
  --muted:#4A5670;
  --weak:#8A94A8;
  --border:#E3E8F2;
  --zebra:#FAFBFE;
  --footer:#101A3D;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(20,35,80,.06),0 4px 12px rgba(20,35,80,.06);
  --shadow-2:0 6px 18px rgba(20,35,80,.08);
  --shadow-3:0 14px 34px rgba(20,35,80,.12);
  --gutter:32px;
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block}
a{color:var(--primary-dark);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.num{font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;transition:all .22s ease;
  text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:#173FC0;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1)}
.btn-ghost{background:#fff;border-color:var(--border);color:var(--primary-dark)}
.btn-ghost:hover{background:var(--primary-soft);border-color:#C9D8FF;transform:translateY(-1px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-pill{border-radius:999px}
.btn-block{width:100%}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--border);transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-2)}
.nav-inner{display:flex;align-items:center;gap:32px;height:72px}
.logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:18px;font-weight:700;letter-spacing:.01em;color:var(--text);
  text-decoration:none;flex-shrink:0;
}
.logo:hover{text-decoration:none;color:var(--primary)}
.logo i{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.main-nav a{
  position:relative;font-size:15px;letter-spacing:.02em;color:var(--muted);
  padding:6px 0;text-decoration:none;transition:color .2s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;border-radius:2px;
}
.main-nav a:hover{color:var(--primary)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--text);font-weight:600}
.main-nav a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--border);background:#fff;
  border-radius:10px;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  display:block;width:18px;height:2px;background:var(--text);border-radius:2px;
  transition:transform .2s ease,opacity .2s ease;position:relative;
}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--border)}
.crumb-inner{padding:16px 0;font-size:13px;color:var(--weak)}
.crumb-inner ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb-inner li{display:flex;align-items:center;gap:8px}
.crumb-inner li+li::before{content:"/";color:#C4CCDC}
.crumb-inner a{color:var(--muted)}
.crumb-inner a:hover{color:var(--primary)}
.crumb-inner .current{color:var(--text);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-head{
  background:
    linear-gradient(180deg,rgba(255,255,255,.92),rgba(255,255,255,.96)),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  border-bottom:1px solid var(--border);
  padding:64px 0 56px;
}
.article-head-inner{max-width:820px}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;line-height:1.6;
}
.badge-primary{background:var(--primary-soft);color:var(--primary-dark)}
.badge-accent{background:#E4FAF6;color:#067F6E}
.badge-warm{background:#FFF1E6;color:#C1510B}
.article-head h1{
  font-size:clamp(30px,4.4vw,52px);line-height:1.15;font-weight:700;
  letter-spacing:-.01em;margin:0 0 20px;
}
.article-lead{font-size:17px;color:var(--muted);max-width:720px}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:26px;padding-top:20px;border-top:1px solid var(--border);
  font-size:13px;color:var(--weak);
}
.meta-row span{display:inline-flex;align-items:center;gap:7px}
.meta-row i{color:var(--primary);font-size:13px}

/* ---------- 布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;
  gap:56px;align-items:start;padding:56px 0 0;
}
.article-shell{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);padding:44px 52px 40px;
}

/* ---------- 正文排版 ---------- */
.article-body{max-width:100%;font-size:16px;line-height:1.85;color:#1B2545}
.article-body>p{margin:0 0 1.2em}
.article-body h2{
  font-size:clamp(22px,2.2vw,28px);margin:2.2em 0 .8em;padding-left:16px;
  position:relative;line-height:1.35;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:3px;background:var(--primary);
}
.article-body h3{font-size:20px;font-weight:600;margin:1.8em 0 .6em;color:var(--text)}
.article-body h4{font-size:17px;font-weight:600;margin:1.5em 0 .5em;color:var(--muted)}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:22px}
.article-body ul li{list-style:none;position:relative;padding-left:20px;margin-bottom:.6em}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--accent);
}
.article-body ol{list-style:decimal}
.article-body ol li{margin-bottom:.6em;padding-left:4px}
.article-body ol li::marker{color:var(--primary);font-weight:700}
.article-body blockquote{
  margin:1.6em 0;padding:20px 24px;background:var(--primary-soft);
  border-left:4px solid var(--primary);border-radius:0 var(--r-img) var(--r-img) 0;
  color:var(--primary-dark);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:1.6em 0;width:100%;height:auto;background:#E9EEF8}
.article-body a{color:var(--primary-dark);font-weight:500;border-bottom:1px solid rgba(30,75,216,.3)}
.article-body a:hover{border-bottom-color:var(--primary)}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--border);border-radius:var(--r-img);overflow:hidden;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--border);text-align:left}
.article-body th{background:var(--alt);font-weight:600;color:var(--primary-dark)}
.article-body tr:nth-child(even) td{background:var(--zebra)}
.article-body hr{border:0;border-top:1px solid var(--border);margin:2.2em 0}
.article-body code{
  background:var(--alt);padding:2px 6px;border-radius:6px;font-size:14px;
}

/* ---------- 空态 ---------- */
.empty-box{
  border:1px dashed var(--border);border-radius:var(--r-card);background:var(--zebra);
  padding:56px 32px;text-align:center;
}
.empty-box i{font-size:34px;color:var(--weak)}
.empty-box h2{font-size:22px;margin:16px 0 8px}
.empty-box p{color:var(--muted);margin-bottom:22px}

/* ---------- 文章尾部 ---------- */
.article-foot{margin-top:40px;padding-top:28px;border-top:1px solid var(--border)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-row .label{font-size:13px;color:var(--weak);margin-right:2px}
.tag{
  display:inline-block;padding:6px 14px;border-radius:999px;background:var(--alt);
  color:var(--muted);font-size:13px;border:1px solid transparent;transition:all .2s ease;
}
.tag:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:#C9D8FF;text-decoration:none}
.source-card{
  display:flex;gap:16px;align-items:flex-start;margin-top:24px;padding:20px 22px;
  background:var(--zebra);border:1px solid var(--border);border-radius:var(--r-card);
}
.source-card img{width:56px;height:56px;border-radius:12px;object-fit:cover;flex-shrink:0}
.source-card h3{font-size:15px;margin-bottom:4px}
.source-card p{font-size:13px;color:var(--muted);line-height:1.7}

/* ---------- 相关推荐 ---------- */
.related-section{padding:72px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.4vw,30px)}
.section-head p{font-size:14px;color:var(--muted);margin-top:8px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-3)}
.card-cover{position:relative;aspect-ratio:16/9;background:#E9EEF8;overflow:hidden}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-cover img{transform:scale(1.04)}
.card-cover .badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--primary-dark)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17px;line-height:1.45}
.card-body h3 a{color:var(--text)}
.card:hover .card-body h3 a{color:var(--primary)}
.card-body p{font-size:14px;color:var(--muted);line-height:1.7}
.card-meta{margin-top:auto;font-size:13px;color:var(--weak);display:flex;gap:14px;align-items:center}
.back-row{margin-top:36px;display:flex;justify-content:center}

/* ---------- 侧栏 ---------- */
.article-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.aside-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--shadow-1);
}
.aside-card h3{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.aside-card h3 i{color:var(--accent);font-size:13px}
.aside-list li+li{border-top:1px solid var(--border)}
.aside-list a{
  display:flex;gap:10px;align-items:flex-start;padding:12px 0;font-size:14px;
  color:var(--muted);line-height:1.6;
}
.aside-list a:hover{color:var(--primary);text-decoration:none}
.aside-list .idx{
  flex-shrink:0;width:22px;height:22px;border-radius:6px;background:var(--primary-soft);
  color:var(--primary-dark);font-size:12px;font-weight:700;display:flex;
  align-items:center;justify-content:center;margin-top:3px;
}
.aside-cta{
  background:var(--primary);border-radius:var(--r-card);padding:24px;color:#fff;
}
.aside-cta h3{color:#fff;font-size:16px;margin-bottom:8px}
.aside-cta p{font-size:13px;color:rgba(255,255,255,.82);margin-bottom:16px;line-height:1.7}
.aside-cta .btn{background:#fff;color:var(--primary-dark);width:100%}
.aside-cta .btn:hover{background:#EAF0FF}

/* ---------- 底部 CTA ---------- */
.cta-band{margin:80px 0 0;padding:0 0 88px}
.cta-inner{
  background:var(--primary);border-radius:20px;padding:52px 48px;color:#fff;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);color:#fff;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.85);font-size:15px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-actions .btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff}
.cta-actions .btn-light{background:#fff;color:var(--primary-dark)}
.cta-actions .btn-light:hover{background:#EAF0FF;transform:translateY(-1px)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:#B9C2DE;padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:44px}
.footer-brand{
  display:inline-flex;align-items:center;gap:9px;font-size:18px;font-weight:700;
  color:#fff;margin-bottom:16px;text-decoration:none;
}
.footer-brand:hover{color:#fff;text-decoration:none}
.footer-brand i{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block}
.site-footer p{font-size:14px;line-height:1.8;color:#9AA6C8;max-width:380px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#9AA6C8;text-decoration:none;transition:color .2s ease}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#8593B8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,1fr) 270px;gap:36px}
  .article-shell{padding:38px 36px}
}
@media (max-width:1023px){
  :root{--gutter:24px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .article-aside{display:none}
  .cta-inner{grid-template-columns:1fr;padding:40px 34px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767px){
  .nav-inner{height:60px;gap:16px}
  .nav-toggle{display:flex}
  .main-nav{
    position:fixed;left:0;right:0;top:60px;bottom:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 32px;
    margin-left:0;transform:translateY(-8px);opacity:0;visibility:hidden;
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
    overflow-y:auto;border-top:1px solid var(--border);
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .main-nav a{font-size:16px;padding:16px 0;border-bottom:1px solid var(--border)}
  .main-nav a::after{display:none}
  .nav-actions .btn{padding:8px 14px;font-size:13px}
  .article-head{padding:40px 0 34px}
  .article-shell{padding:28px 22px;border-radius:14px}
  .article-body h2{font-size:21px}
  .article-layout{padding-top:32px}
  .related-section{padding-top:52px}
  .related-grid{grid-template-columns:1fr}
  .cta-band{margin-top:56px;padding-bottom:64px}
  .cta-inner{padding:32px 24px;border-radius:16px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .source-card{flex-direction:column}
}
@media (max-width:520px){
  :root{--gutter:20px}
  .article-head h1{font-size:26px}
  .article-lead{font-size:15px}
  .meta-row{gap:8px 16px}
  .btn{width:100%}
  .nav-actions .btn{width:auto}
  .cta-actions{flex-direction:column}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
}

/* roulang page: category1 */
:root{
  --primary:#1E4BD8;
  --primary-dark:#152F8F;
  --primary-hover:#1A43C4;
  --primary-soft:#EEF3FF;
  --accent:#00B69B;
  --warm:#FF7A29;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --surface-alt:#EEF2FA;
  --zebra:#FAFBFE;
  --text:#0E1733;
  --text-2:#4A5670;
  --text-3:#8A94A8;
  --border:#E3E8F2;
  --footer-bg:#101A3D;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(20,35,80,.06);
  --sh-2:0 6px 18px rgba(20,35,80,.08);
  --sh-3:0 18px 44px rgba(20,35,80,.12);
  --container:1200px;
  --gutter:32px;
  --section-y:104px;
  --nav-h:72px;
  --font:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary-dark);text-decoration:none;transition:color .18s ease}
a:hover{text-decoration:underline;text-underline-offset:3px}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:-.005em}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
svg{display:block}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:rgba(30,75,216,.14)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--border);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.nav-inner{display:flex;align-items:center;gap:28px;height:var(--nav-h)}
.logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--text);
  white-space:nowrap;
}
.logo i{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
.logo:hover{color:var(--primary-dark);text-decoration:none}
.main-nav{display:flex;align-items:center;gap:30px;margin-left:auto}
.main-nav a{
  position:relative;
  font-size:15px;letter-spacing:.02em;color:var(--text-2);
  padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--accent);
  transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.main-nav a:hover{color:var(--primary);text-decoration:none}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--primary-dark);font-weight:600}
.main-nav a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;flex:none;
  align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-btn);
  cursor:pointer;transition:border-color .18s ease,background-color .18s ease;
}
.nav-toggle:hover{border-color:#c9d7ff;background:var(--primary-soft)}
.nav-toggle span{position:relative;display:block;width:16px;height:2px;background:var(--text);transition:background-color .2s ease}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);
  transition:transform .2s ease,top .2s ease;
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
body.nav-open .nav-toggle span{background:transparent}
body.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
body.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-outline{background:#fff;border-color:var(--border);color:var(--primary-dark)}
.btn-outline:hover{background:var(--primary-soft);border-color:#c9d7ff}
.btn-outline:active{background:#e3ebff}
.btn-light{background:#fff;color:var(--primary-dark);border-color:#fff}
.btn-light:hover{background:#eef3ff;border-color:#eef3ff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.8)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:15px 30px;font-size:16px}
.btn-pill{border-radius:var(--r-pill)}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.6;cursor:not-allowed;transform:none}

/* ===== Breadcrumb ===== */
.crumb{padding:22px 0 0;font-size:13px;color:var(--text-3)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:inline-flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:#c3cbdd}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb [aria-current="page"]{color:var(--text)}

/* ===== Hero banner ===== */
.page-hero{position:relative;background:var(--surface);border-bottom:1px solid var(--border);overflow:hidden}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
  opacity:.16;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(90deg,rgba(30,75,216,.06) 1px,transparent 1px),
    linear-gradient(rgba(30,75,216,.06) 1px,transparent 1px);
  background-size:72px 72px;
  pointer-events:none;
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;
  padding:64px 0 48px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:13px;font-weight:600;letter-spacing:.08em;
  margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.page-hero h1{
  font-size:clamp(30px,4.4vw,52px);
  line-height:1.15;letter-spacing:-.01em;
}
.hero-sub{font-size:17px;color:var(--text-2);margin:20px 0 30px;max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:20px;background:var(--surface-alt);
  box-shadow:var(--sh-2);
}
.hero-chips{display:grid;gap:12px;position:absolute;left:-24px;bottom:-20px;width:min(300px,86%)}
.hero-chip{
  background:#fff;border:1px solid var(--border);border-radius:14px;
  padding:14px 16px;box-shadow:var(--sh-2);
  display:flex;gap:12px;align-items:flex-start;
}
.hero-chip b{display:block;font-size:14px;line-height:1.4}
.hero-chip span{display:block;font-size:12.5px;color:var(--text-3);line-height:1.5;margin-top:2px}
.chip-dot{
  width:26px;height:26px;border-radius:9px;flex:none;
  background:var(--primary-soft);color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;
}
.chip-dot.is-accent{background:rgba(0,182,155,.12);color:#00806d}

/* stats bar */
.stats-bar{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--border);
  padding-bottom:6px;
}
.stat{padding:24px 20px 20px 0}
.stat+.stat{padding-left:28px;border-left:1px solid var(--border)}
.stat b{
  display:block;font-size:30px;line-height:1.15;font-weight:700;
  font-variant-numeric:tabular-nums;color:var(--primary-dark);
}
.stat b em{font-style:normal;font-size:15px;font-weight:600;color:var(--text-2);margin-left:4px}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--text-3)}

/* ===== Sections ===== */
.section{padding:var(--section-y) 0}
.section-alt{background:var(--surface-alt)}
.section-head{max-width:780px;margin-bottom:46px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px}
.section-head .eyebrow{margin-bottom:16px}
.section-tight{padding-top:0}

/* ===== Plan cards ===== */
.plan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.plan-card{
  position:relative;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px 22px 24px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.plan-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#d5dcee}
.plan-card.is-featured{border-color:#c6d5ff;box-shadow:var(--sh-2)}
.plan-card.is-featured::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;border-radius:0 0 4px 4px;
  background:var(--accent);
}
.plan-tier{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);letter-spacing:.06em;
  font-variant-numeric:tabular-nums;
}
.plan-tier .tag{
  margin-left:auto;padding:3px 10px;border-radius:var(--r-pill);
  background:rgba(255,122,41,.1);color:#c9540d;font-size:12px;font-weight:600;letter-spacing:0;
}
.plan-name{font-size:20px;margin:8px 0 6px}
.plan-desc{font-size:13.5px;color:var(--text-3);line-height:1.7;margin-bottom:6px}
.plan-list{display:grid;gap:11px;margin:18px 0 22px}
.plan-list li{position:relative;padding-left:24px;font-size:14px;line-height:1.65;color:var(--text-2)}
.plan-list li::before{
  content:"";position:absolute;left:1px;top:8px;
  width:9px;height:5px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(-45deg);
}
.plan-list li.is-off::before{
  width:11px;height:0;border-left:0;border-bottom:1.5px solid #c3cbdd;transform:none;top:12px;
}
.plan-list li.is-off{color:var(--text-3)}
.plan-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--border);font-size:13px;color:var(--text-3)}

/* ===== Compare table ===== */
.table-wrap{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:auto;-webkit-overflow-scrolling:touch;
}
.compare-table{width:100%;min-width:780px;border-collapse:separate;border-spacing:0}
.compare-table caption{
  caption-side:top;text-align:left;padding:20px 22px 4px;
  font-size:13px;color:var(--text-3);
}
.compare-table thead th{
  position:sticky;top:0;z-index:2;
  background:var(--zebra);
  padding:16px 18px;
  font-size:14px;font-weight:600;color:var(--text);
  text-align:center;white-space:nowrap;
  border-bottom:1px solid var(--border);
}
.compare-table thead th:first-child{left:0;z-index:3;text-align:left;color:var(--text-2);font-weight:600}
.compare-table thead th.col-hl{color:var(--primary-dark);background:#E9F0FF}
.compare-table tbody th{
  position:sticky;left:0;z-index:1;
  background:#fff;
  text-align:left;font-weight:600;font-size:14px;color:var(--text);
  padding:17px 18px;min-height:52px;
  border-bottom:1px solid var(--border);
  white-space:nowrap;
}
.compare-table tbody td{
  padding:17px 18px;text-align:center;font-size:14px;color:var(--text-2);
  border-bottom:1px solid var(--border);
  height:56px;
}
.compare-table tbody tr:nth-child(even) th,
.compare-table tbody tr:nth-child(even) td{background:var(--zebra)}
.compare-table tbody tr:nth-child(even) th{background:var(--zebra)}
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table td.col-hl{background:#F4F7FF}
.tick{color:var(--accent);font-size:16px;font-weight:700;line-height:1}
.dash{color:#B6BFD1}
.mini-tag{
  display:inline-block;padding:2px 10px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:12px;font-weight:600;white-space:nowrap;
}
.table-note{margin-top:16px;font-size:13px;color:var(--text-3)}

/* ===== Scene cards ===== */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.scene-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#d5dcee}
.scene-icon{
  width:44px;height:44px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:18px;
}
.scene-icon.is-accent{background:rgba(0,182,155,.12);color:#00806d}
.scene-icon.is-warm{background:rgba(255,122,41,.12);color:#c9540d}
.scene-card h3{font-size:17px;margin-bottom:10px}
.scene-card p{font-size:14px;color:var(--text-2);line-height:1.75;margin:0}
.scene-card .scene-pick{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:16px;font-size:13px;font-weight:600;color:var(--primary-dark);
}
.scene-card .scene-pick::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);
}
.step::after{
  content:"";position:absolute;top:44px;right:-16px;width:12px;height:1px;background:var(--border);
}
.step:last-child::after{display:none}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:50%;
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;color:var(--text-2);line-height:1.75;margin:0}
.step-meta{margin-top:14px;font-size:12.5px;color:var(--text-3)}

/* ===== FAQ ===== */
.faq{border:1px solid var(--border);border-radius:var(--r-card);background:#fff;overflow:hidden;box-shadow:var(--sh-1)}
.faq-item+.faq-item{border-top:1px solid var(--border)}
.faq-item summary{
  display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  padding:22px 24px;cursor:pointer;list-style:none;
  font-size:16px;font-weight:600;color:var(--text);
  transition:color .18s ease,background-color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary);background:var(--zebra)}
.faq-item[open] summary{color:var(--primary-dark)}
.faq-mark{
  position:relative;flex:none;width:18px;height:18px;margin-top:5px;
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;left:0;top:8px;width:18px;height:1.6px;background:var(--primary);
  transition:transform .2s ease,background-color .2s ease;
}
.faq-mark::after{transform:rotate(90deg)}
.faq-item[open] .faq-mark::after{transform:rotate(0)}
.faq-body{padding:2px 24px 22px;background:var(--zebra);border-top:1px solid var(--border)}
.faq-body p{font-size:14.5px;color:var(--text-2);line-height:1.85;padding-top:18px;margin:0}

/* ===== CTA band ===== */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--primary);color:#fff;
  border-radius:20px;padding:52px;
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;
  box-shadow:var(--sh-3);
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.16);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);color:#fff;position:relative;z-index:1}
.cta-band .cta-lead{margin:16px 0 24px;color:rgba(255,255,255,.82);font-size:15.5px;position:relative;z-index:1}
.cta-points{display:grid;gap:12px;position:relative;z-index:1}
.cta-points li{position:relative;padding-left:26px;font-size:14.5px;color:rgba(255,255,255,.88)}
.cta-points li::before{
  content:"";position:absolute;left:2px;top:9px;width:9px;height:5px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(-45deg);
}
.join-card{
  position:relative;z-index:1;
  background:#fff;color:var(--text);
  border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--sh-2);
}
.join-card h3{font-size:18px;margin-bottom:6px}
.join-card .join-tip{font-size:13px;color:var(--text-3);margin-bottom:20px}
.field{display:grid;gap:8px;margin-bottom:16px}
.field label{font-size:14px;font-weight:600;color:var(--text)}
.field input,.field select{
  width:100%;padding:12px 14px;
  border:1px solid var(--border);border-radius:10px;background:#fff;
  font-size:15px;line-height:1.4;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:#AEB7C9}
.field input:hover,.field select:hover{border-color:#cfd8ea}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(30,75,216,.12);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#7C87A1 50%),linear-gradient(135deg,#7C87A1 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:42px}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--text-2);line-height:1.65;margin:4px 0 20px}
.check-row input{width:17px;height:17px;margin:3px 0 0;flex:none;accent-color:var(--primary)}
.check-row a{color:var(--primary-dark);text-decoration:underline;text-underline-offset:3px}
.form-note{margin-top:14px;font-size:12.5px;color:var(--text-3);line-height:1.7}
.form-note.is-error{color:#B4321C}

/* ===== Footer ===== */
.site-footer{background:var(--footer-bg);color:rgba(255,255,255,.72);padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand{
  display:inline-flex;align-items:center;gap:9px;
  color:#fff;font-size:17px;font-weight:700;margin-bottom:14px;
}
.footer-brand i{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
.footer-brand:hover{color:#fff;text-decoration:none}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin:0;max-width:34em}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.footer-col li{margin-bottom:11px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px}
.footer-col a:hover{color:#fff;text-decoration:none}
.footer-bottom{
  margin-top:52px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ===== Breakpoints ===== */
@media (max-width:1180px){
  .main-nav{gap:22px}
  .plan-grid,.scene-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step:nth-child(2)::after{display:none}
}
@media (max-width:1024px){
  :root{--gutter:24px;--section-y:84px}
  .hero-grid{grid-template-columns:1fr;gap:44px;padding:48px 0 40px}
  .hero-media{order:-1}
  .hero-chips{position:static;width:100%;margin-top:16px;grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .stat{padding:20px 18px 18px 0}
  .stat:nth-child(3){border-left:0;padding-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--border)}
  .cta-band{grid-template-columns:1fr;gap:34px;padding:38px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:768px){
  :root{--gutter:20px;--section-y:64px;--nav-h:60px}
  body{font-size:15.5px;line-height:1.8}
  .nav-inner{gap:14px}
  .logo{font-size:16px}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn-sm{padding:8px 14px;font-size:13px}
  body.nav-ready .main-nav{
    position:fixed;top:var(--nav-h);left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--border);
    padding:6px 20px 16px;box-shadow:var(--sh-2);
    max-height:calc(100vh - var(--nav-h));overflow:auto;
  }
  body.nav-ready.nav-open .main-nav{display:flex}
  body.nav-ready.nav-open{overflow:hidden}
  body.nav-ready .main-nav a{padding:15px 0;font-size:16px;border-bottom:1px solid var(--border);width:100%}
  body.nav-ready .main-nav a:last-child{border-bottom:0}
  body.nav-ready .main-nav a::after{display:none}
  body.nav-ready .main-nav a.active{color:var(--primary-dark)}
  .plan-grid,.scene-grid,.steps{grid-template-columns:1fr}
  .step::after{display:none}
  .compare-table caption{padding:18px 18px 0}
  .faq-item summary{padding:18px 18px;font-size:15px}
  .faq-body{padding:0 18px 18px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .hero-chips{grid-template-columns:1fr}
  .stats-bar{grid-template-columns:1fr}
  .stat{border-left:0!important;padding-left:0;padding-right:0}
  .stat+.stat{border-top:1px solid var(--border)}
  .cta-band{padding:26px 20px;border-radius:16px}
  .join-card{padding:22px 18px}
  .footer-grid{grid-template-columns:1fr}
  .section-head{margin-bottom:32px}
}

/* roulang page: category2 */
:root{
  --primary:#1E4BD8;
  --primary-hover:#1A43C4;
  --primary-dark:#152F8F;
  --primary-soft:#EEF3FF;
  --accent:#00B69B;
  --warm:#FF7A29;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --surface-alt:#EEF2FA;
  --strip:#FAFBFE;
  --text:#0E1733;
  --text-2:#4A5670;
  --text-3:#8A94A8;
  --border:#E3E8F2;
  --footer:#101A3D;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(20,35,80,.06);
  --sh-2:0 6px 18px rgba(20,35,80,.08);
  --sh-3:0 18px 40px rgba(20,35,80,.12);
  --gutter:32px;
  --sec:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary-dark);text-decoration:none;transition:color .2s}
a:hover{color:var(--primary)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:clamp(30px,4.4vw,52px);line-height:1.15;font-weight:700;letter-spacing:-.01em}
h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.005em}
h3{font-size:20px;line-height:1.4;font-weight:600}
p{color:var(--text-2)}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--gutter)}
.section{padding:var(--sec) 0}
.section-alt{background:var(--surface-alt)}
.section-white{background:var(--surface)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.12em;
  color:var(--primary);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px}
.sec-head{max-width:760px;margin-bottom:48px}
.sec-head p{margin-top:14px;font-size:17px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(150%) blur(6px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s;
}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;letter-spacing:.01em;color:var(--text);
}
.logo:hover{color:var(--primary-dark)}
.logo i{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;flex:none}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{
  position:relative;padding:9px 12px;font-size:15px;letter-spacing:.02em;
  color:var(--text-2);border-radius:8px;
}
.main-nav a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--primary)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--primary);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--border);
  background:#fff;border-radius:10px;cursor:pointer;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--text-2);
  border-radius:2px;transform:translateX(-50%);transition:.22s;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background .2s,color .2s,box-shadow .2s,transform .2s,border-color .2s;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-outline{background:#fff;border-color:var(--border);color:var(--primary-dark)}
.btn-outline:hover{background:var(--primary-soft);border-color:#C9D6F7;color:var(--primary-dark)}
.btn-sm{padding:10px 16px;font-size:14px}
.btn-pill{border-radius:999px}
.btn-block{width:100%}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:600;line-height:1.6;
}
.badge-soft{background:var(--primary-soft);color:var(--primary-dark)}
.badge-accent{background:rgba(0,182,155,.12);color:#00806E}
.badge-warm{background:rgba(255,122,41,.12);color:#C24E0C}
.badge-line{border:1px solid var(--border);color:var(--text-2);background:#fff}

/* ---------- Banner ---------- */
.banner{
  position:relative;overflow:hidden;
  background:var(--primary-soft);
  padding:88px 0 80px;
  border-bottom:1px solid var(--border);
}
.banner-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center right;
  opacity:.85;
}
.banner-veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(238,243,255,.97) 0%,rgba(238,243,255,.9) 44%,rgba(238,243,255,.55) 74%,rgba(238,243,255,.35) 100%);
}
.banner-lines{position:absolute;inset:0;pointer-events:none}
.banner-lines i{
  position:absolute;display:block;border:1px solid rgba(30,75,216,.16);border-radius:22px;
}
.banner-lines i:nth-child(1){width:170px;height:170px;right:8%;top:14%;transform:rotate(12deg)}
.banner-lines i:nth-child(2){width:88px;height:88px;right:23%;bottom:14%;transform:rotate(-8deg);border-color:rgba(0,182,155,.28)}
.banner-lines i:nth-child(3){width:200px;height:1px;left:0;bottom:34%;background:rgba(30,75,216,.12);border:0;border-radius:0}
.banner-inner{position:relative;z-index:2;max-width:780px}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-3);margin-bottom:18px;
}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb span.sep{color:#C3CBDB}
.banner h1{margin-bottom:18px}
.banner-lead{font-size:17.5px;color:var(--text-2);max-width:660px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}

/* ---------- Stat row ---------- */
.stat-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:44px;
}
.stat{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px 20px;box-shadow:var(--sh-1);
}
.stat b{
  display:block;font-size:30px;font-weight:700;color:var(--primary-dark);
  line-height:1.2;font-variant-numeric:tabular-nums;
}
.stat span{font-size:14px;color:var(--text-3)}

/* ---------- Ladder ---------- */
.ladder{display:flex;flex-direction:column;gap:22px}
.ladder-item{
  margin-left:calc(var(--step,0) * 38px);
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--sh-1);
  transition:box-shadow .24s,transform .24s,border-color .24s;
}
.ladder-item:hover{box-shadow:var(--sh-3);transform:translateY(-2px);border-color:#D2DCF3}
.ladder-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.ladder-no{
  font-size:13px;font-weight:700;letter-spacing:.06em;color:#fff;
  background:var(--primary);border-radius:8px;padding:3px 10px;
  font-variant-numeric:tabular-nums;
}
.ladder-no.hi{background:var(--primary-dark)}
.ladder-item h3{font-size:20px}
.ladder-list{margin:14px 0 18px;display:grid;gap:9px}
.ladder-list li{position:relative;padding-left:24px;font-size:15px;color:var(--text-2)}
.ladder-list li::before{
  content:"";position:absolute;left:0;top:11px;width:12px;height:12px;
  border-radius:4px;background:var(--primary-soft);
  box-shadow:inset 0 0 0 1px rgba(30,75,216,.22);
}
.ladder-list li.check::before{
  background:var(--accent);box-shadow:none;
}
.ladder-list li.check::after{
  content:"";position:absolute;left:3.5px;top:14.5px;width:5px;height:2.5px;
  border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);
}
.progress{
  height:8px;border-radius:999px;background:var(--surface-alt);overflow:hidden;
}
.progress span{display:block;height:100%;border-radius:999px;background:var(--accent)}
.ladder-foot{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;margin-top:16px;flex-wrap:wrap;
}
.ladder-meta{font-size:13.5px;color:var(--text-3);font-variant-numeric:tabular-nums}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:34px}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--primary) 0%,rgba(30,75,216,.16) 100%);
  border-radius:2px;
}
.tl-item{position:relative;padding:0 0 34px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:8px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--primary);
}
.tl-item.done::before{border-color:var(--accent)}
.tl-item h3{margin-bottom:8px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tl-item p{font-size:15px}
.tl-step{
  font-size:12.5px;font-weight:700;color:var(--primary-dark);
  background:var(--primary-soft);border-radius:999px;padding:2px 10px;
  font-variant-numeric:tabular-nums;
}

/* ---------- Split ---------- */
.split{display:grid;grid-template-columns:5fr 6fr;gap:56px;align-items:center}
.split-media{margin:0;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-2);background:var(--surface-alt)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-body h2{margin-bottom:16px}
.split-body p{margin-bottom:20px}
.tick-list{display:grid;gap:12px;margin-bottom:26px}
.tick-list li{
  position:relative;padding-left:28px;font-size:15px;color:var(--text-2);
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;
  background:rgba(0,182,155,.14);
}
.tick-list li::after{
  content:"";position:absolute;left:4.5px;top:14px;width:6px;height:3px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(-45deg);
}

/* ---------- Compare cards ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
  transition:box-shadow .24s,transform .24s,border-color .24s;
}
.card:hover{box-shadow:var(--sh-3);transform:translateY(-2px);border-color:#D2DCF3}
.card h3{margin-bottom:12px}
.card p{font-size:15px}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.mini-list{display:grid;gap:8px;margin-top:16px}
.mini-list li{font-size:14.5px;color:var(--text-2);padding-left:16px;position:relative}
.mini-list li::before{
  content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;
  background:var(--accent);
}

/* ---------- FAQ ---------- */
.faq-wrap{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;gap:16px;
  padding:20px 26px;transition:background .2s,color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:var(--strip)}
.faq-item summary h3{font-size:17px;font-weight:600;color:var(--text);flex:1}
.faq-item summary::after{
  content:"+";flex:none;font-size:20px;font-weight:400;color:var(--primary);
  line-height:1.5;width:20px;text-align:center;
}
.faq-item[open] summary{background:var(--strip)}
.faq-item[open] summary h3{color:var(--primary)}
.faq-item[open] summary::after{content:"−"}
.faq-body{padding:0 26px 24px 26px;background:var(--strip)}
.faq-body p{font-size:15px;max-width:820px}

/* ---------- CTA ---------- */
.cta-card{
  background:var(--primary);border-radius:20px;padding:52px 56px;
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  box-shadow:var(--sh-3);
}
.cta-card h2{color:#fff;margin-bottom:14px}
.cta-card p{color:rgba(255,255,255,.85);font-size:16px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.cta-points span{
  background:rgba(255,255,255,.14);color:#fff;border-radius:999px;
  padding:5px 14px;font-size:13.5px;
}
.cta-form{
  background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-2);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:8px}
.field input,.field select{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--r-btn);
  background:#fff;font-size:15px;transition:border-color .2s,box-shadow .2s;
}
.field input:hover,.field select:hover{border-color:#CFD8EC}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,75,216,.12);
}
.field-error{font-size:13px;color:#B23A1D;margin-top:6px}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text-2);margin-bottom:20px}
.agree input{width:16px;height:16px;margin-top:4px;flex:none;accent-color:var(--primary)}
.form-note{font-size:13px;color:var(--text-3);margin-top:14px;text-align:center}

/* ---------- Footer ---------- */
.site-footer{background:var(--footer);color:rgba(255,255,255,.72);padding:72px 0 32px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px}
.footer-brand{
  display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;
  margin-bottom:16px;
}
.footer-brand:hover{color:#fff}
.footer-brand i{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block}
.site-footer p{color:rgba(255,255,255,.66);font-size:14.5px;max-width:380px}
.footer-col h4{
  font-size:15px;color:#fff;font-weight:600;margin-bottom:16px;letter-spacing:.02em;
}
.footer-col ul{display:grid;gap:11px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14.5px}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  :root{--gutter:28px;--sec:88px}
  .ladder-item{margin-left:calc(var(--step,0) * 24px)}
}
@media (max-width:1023px){
  :root{--sec:76px}
  .main-nav{
    position:fixed;left:0;right:0;top:72px;bottom:auto;
    background:#fff;border-bottom:1px solid var(--border);
    flex-direction:column;align-items:stretch;gap:0;
    padding:10px 20px 22px;box-shadow:var(--sh-3);
    display:none;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:14px 6px;font-size:16px;border-radius:0}
  .main-nav a::after{left:6px;right:auto;width:22px;bottom:10px}
  .nav-toggle{display:block}
  .nav-actions .btn{display:none}
  .nav-actions .btn.nav-cta-mobile{display:inline-flex}
  .split{grid-template-columns:1fr;gap:34px}
  .split-media{order:-1}
  .cta-card{grid-template-columns:1fr;gap:34px;padding:40px 32px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .stat-row{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767px){
  :root{--gutter:20px;--sec:60px}
  .banner{padding:60px 0 56px}
  .banner-lines{display:none}
  .ladder-item{margin-left:0;padding:22px 20px}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .timeline{padding-left:26px}
  .tl-item::before{left:-25px;width:12px;height:12px}
  .timeline::before{left:7px}
  .faq-item summary{padding:18px 20px}
  .faq-body{padding:0 20px 20px 20px}
  .cta-card{padding:32px 22px;border-radius:16px}
  .cta-form{padding:22px 18px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{margin-top:36px}
  .stat b{font-size:26px}
}
@media (max-width:520px){
  h1{font-size:29px}
  .banner-lead{font-size:16px}
  .stat-row{grid-template-columns:1fr;gap:14px}
  .btn{width:100%}
  .btn.nav-cta-inline{width:auto}
  .ladder-foot{flex-direction:column;align-items:stretch}
  .ladder-foot .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --primary:#1E4BD8;
  --primary-dark:#152F8F;
  --primary-deep:#0F2270;
  --primary-soft:#EEF3FF;
  --accent:#00B69B;
  --warm:#FF7A29;
  --bg:#F5F7FB;
  --bg-alt:#EEF2FA;
  --surface:#FFFFFF;
  --text:#0E1733;
  --text-2:#4A5670;
  --text-3:#8A94A8;
  --border:#E3E8F2;
  --zebra:#FAFBFE;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 2px 8px rgba(20,35,80,.06);
  --shadow-2:0 8px 24px rgba(20,35,80,.08);
  --shadow-3:0 18px 44px rgba(20,35,80,.12);
  --container:1200px;
  --nav-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:var(--primary-dark);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary)}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.nav-inner{
  height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:18px;font-weight:700;letter-spacing:.02em;
  color:var(--text);white-space:nowrap;
}
.logo i{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);display:inline-block;flex:none;
}
.logo:hover{color:var(--primary-dark)}
.main-nav{display:flex;align-items:center;gap:30px}
.main-nav a{
  position:relative;
  font-size:15px;letter-spacing:.02em;
  color:var(--text-2);
  padding:6px 0;
  transition:color .2s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--primary-dark)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--primary-dark);font-weight:600}
.main-nav a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:14px}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:var(--radius-btn);
  border:1px solid var(--border);background:#fff;cursor:pointer;
  position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;
  background:var(--text);transform:translateX(-50%);transition:.22s ease;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";left:0;top:-6px;transform:none}
.nav-toggle span::after{content:"";left:0;top:6px;transform:none}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--radius-btn);
  padding:12px 22px;font-size:15px;font-weight:600;letter-spacing:.01em;
  cursor:pointer;text-align:center;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .18s ease,box-shadow .2s ease;
}
.btn-primary{
  background:var(--primary);color:#fff;box-shadow:var(--shadow-1);
}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1)}
.btn-ghost{
  background:#fff;color:var(--primary-dark);border-color:var(--border);
}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:#CBD9F7;transform:translateY(-1px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-pill{border-radius:var(--radius-pill)}
.btn-block{width:100%}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  background:#fff;border-bottom:1px solid var(--border);
}
.breadcrumb ol{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  margin:0;padding:14px 0;list-style:none;
  font-size:13px;color:var(--text-3);
}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:#C4CCDE}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb [aria-current="page"]{color:var(--text)}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--primary-soft);
  border-bottom:1px solid var(--border);
  padding:76px 0 68px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(90deg,rgba(30,75,216,.09) 1px,transparent 1px),
    linear-gradient(rgba(30,75,216,.09) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:linear-gradient(115deg,#000 10%,rgba(0,0,0,.15) 55%,transparent 78%);
  mask-image:linear-gradient(115deg,#000 10%,rgba(0,0,0,.15) 55%,transparent 78%);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;right:-90px;top:-70px;width:300px;height:300px;
  border:1px solid rgba(30,75,216,.18);border-radius:50%;pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:8fr 4fr;gap:48px;align-items:end}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--primary);background:#fff;border:1px solid #D8E2FB;
  border-radius:var(--radius-pill);padding:6px 14px;margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.page-hero h1{
  font-size:clamp(30px,4.2vw,48px);
  line-height:1.18;font-weight:700;
  margin-bottom:18px;
}
.page-hero h1 em{font-style:normal;color:var(--primary);}
.page-hero .lead{
  font-size:17px;color:var(--text-2);max-width:620px;margin-bottom:28px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:20px 18px;box-shadow:var(--shadow-1);
}
.hero-stats div{text-align:center}
.hero-stats strong{
  display:block;font-size:24px;font-weight:700;color:var(--primary-dark);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-stats span{font-size:12px;color:var(--text-3);letter-spacing:.02em}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section--alt{background:var(--bg-alt)}
.section--white{background:#fff}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{
  font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700;margin-bottom:14px;
}
.section-head p{font-size:16px;color:var(--text-2)}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.tag-line{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--accent);margin-bottom:12px;
}

/* ---------- magazine grid ---------- */
.mag-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.mag-feature{
  grid-column:span 7;
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.mag-feature:hover{transform:translateY(-2px);box-shadow:var(--shadow-3)}
.mag-feature .thumb{aspect-ratio:16/9;background:#E8EDF8;overflow:hidden}
.mag-feature .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.mag-feature:hover .thumb img{transform:scale(1.03)}
.mag-feature .body{padding:26px 28px 30px}
.mag-feature h3{font-size:22px;font-weight:700;margin-bottom:12px}
.mag-feature p{font-size:15px;color:var(--text-2)}
.mag-side{grid-column:span 5;display:grid;gap:24px;align-content:start}
.mini-card{
  display:grid;grid-template-columns:132px 1fr;gap:20px;align-items:center;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-card);padding:20px;
  box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D6E0F5}
.mini-card .thumb{
  aspect-ratio:4/3;border-radius:var(--radius-img);overflow:hidden;background:#E8EDF8;
}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover}
.mini-card h3{font-size:17px;font-weight:600;margin-bottom:6px}
.mini-card p{font-size:14px;color:var(--text-2);line-height:1.7}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.badge{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  padding:4px 10px;border-radius:var(--radius-pill);
  background:var(--primary-soft);color:var(--primary-dark);
}
.badge--accent{background:rgba(0,182,155,.12);color:#048A78}
.badge--warm{background:rgba(255,122,41,.12);color:#C8571A}
.badge--muted{background:var(--bg-alt);color:var(--text-3)}

/* ---------- quote card ---------- */
.quote-wrap{display:grid;grid-template-columns:5fr 4fr;gap:40px;align-items:center}
.quote-card{
  position:relative;
  background:#fff;border:1px solid var(--border);border-left:4px solid var(--accent);
  border-radius:var(--radius-card);padding:34px 36px;box-shadow:var(--shadow-1);
}
.quote-card p{font-size:18px;line-height:1.8;color:var(--text);margin-bottom:18px}
.quote-card footer{font-size:14px;color:var(--text-3)}
.quote-card footer strong{display:block;color:var(--text-2);font-weight:600;font-size:14px;margin-bottom:2px}
.fact-list{display:grid;gap:14px}
.fact-list li{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--border);border-radius:14px;
  padding:16px 18px;box-shadow:var(--shadow-1);
}
.fact-list .num{
  flex:none;width:34px;height:34px;border-radius:10px;
  background:var(--primary-soft);color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:14px;font-variant-numeric:tabular-nums;
}
.fact-list b{display:block;font-size:15px;font-weight:600;margin-bottom:2px}
.fact-list span{font-size:14px;color:var(--text-2);line-height:1.7}

/* ---------- preview cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.content-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.content-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.content-card .thumb{aspect-ratio:16/9;background:#E8EDF8;overflow:hidden;position:relative}
.content-card .thumb img{width:100%;height:100%;object-fit:cover}
.content-card .state{
  position:absolute;left:12px;top:12px;
  font-size:12px;font-weight:600;padding:5px 11px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.94);color:var(--primary-dark);border:1px solid #D8E2FB;
}
.content-card .state.is-locked{color:#C8571A;border-color:#FBD9C2;background:rgba(255,244,237,.95)}
.content-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.content-card h3{
  font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.content-card:hover h3{color:var(--primary)}
.content-card p{
  font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:16px;
}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  gap:10px;font-size:13px;color:var(--text-3);
  border-top:1px solid var(--border);padding-top:14px;
}
.card-meta time{font-variant-numeric:tabular-nums}

/* ---------- reading layouts ---------- */
.read-block{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.read-block.reverse{grid-template-columns:7fr 5fr}
.read-figure{
  border-radius:var(--radius-card);overflow:hidden;background:#E8EDF8;
  aspect-ratio:4/3;box-shadow:var(--shadow-2);
}
.read-figure img{width:100%;height:100%;object-fit:cover}
.read-text h2{font-size:clamp(22px,2.3vw,30px);font-weight:700;line-height:1.35;margin-bottom:16px}
.read-text p{color:var(--text-2);margin-bottom:14px}
.read-text p:last-of-type{margin-bottom:22px}
.check-list{display:grid;gap:12px;margin-top:22px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;color:var(--text-2);
}
.check-list li::before{
  content:"";flex:none;width:18px;height:18px;margin-top:5px;border-radius:50%;
  background:
    radial-gradient(circle at center,#fff 0 2.5px,transparent 2.6px),
    var(--accent);
}
.check-list b{color:var(--text);font-weight:600}

/* ---------- FAQ ---------- */
.faq-list{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;font-size:16px;font-weight:600;color:var(--text);
  transition:color .2s ease,background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary);background:var(--zebra)}
.faq-item summary::after{
  content:"+";flex:none;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--border);color:var(--text-2);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:500;line-height:1;transition:.2s ease;
}
.faq-item[open] summary{color:var(--primary)}
.faq-item[open] summary::after{content:"−";background:var(--primary);border-color:var(--primary);color:#fff}
.faq-item .answer{
  padding:0 26px 24px;font-size:15px;color:var(--text-2);background:var(--zebra);
}

/* ---------- CTA / form ---------- */
.cta-section{padding:96px 0}
.cta-card{
  position:relative;overflow:hidden;
  background:var(--primary-dark);
  border-radius:20px;padding:56px;
  display:grid;grid-template-columns:6fr 5fr;gap:48px;align-items:center;
  box-shadow:var(--shadow-3);
}
.cta-card::after{
  content:"";position:absolute;right:-80px;bottom:-110px;width:320px;height:320px;
  border:1px solid rgba(255,255,255,.16);border-radius:50%;
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{color:#fff;font-size:clamp(24px,2.6vw,32px);line-height:1.3;margin-bottom:14px}
.cta-copy p{color:rgba(255,255,255,.78);font-size:15px;margin-bottom:24px}
.cta-points{display:grid;gap:10px}
.cta-points li{
  display:flex;gap:10px;align-items:center;
  font-size:14px;color:rgba(255,255,255,.86);
}
.cta-points li::before{
  content:"";flex:none;width:7px;height:7px;border-radius:50%;background:var(--accent);
}
.join-form{
  position:relative;z-index:1;
  background:#fff;border-radius:var(--radius-card);padding:28px;
  box-shadow:var(--shadow-3);
}
.join-form h3{font-size:18px;font-weight:700;margin-bottom:18px}
.field{margin-bottom:16px}
.field label{
  display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:7px;
}
.field input[type="tel"],
.field select{
  width:100%;padding:12px 14px;background:#fff;
  border:1px solid var(--border);border-radius:var(--radius-btn);
  font-size:15px;color:var(--text);transition:border-color .2s ease,box-shadow .2s ease;
}
.field input[type="tel"]:focus,
.field select:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(30,75,216,.14);
}
.field input::placeholder{color:var(--text-3)}
.field-check{
  display:flex;gap:10px;align-items:flex-start;
  font-size:13px;color:var(--text-2);line-height:1.7;margin-bottom:18px;
}
.field-check input{margin-top:4px;accent-color:var(--primary);width:15px;height:15px;flex:none}
.form-note{font-size:12px;color:var(--text-3);margin-top:12px;text-align:center}

/* ---------- footer ---------- */
.site-footer{background:#101A3D;color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{
  display:grid;grid-template-columns:5fr 2.5fr 2.5fr 2.5fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{
  display:inline-flex;align-items:center;gap:9px;
  font-size:18px;font-weight:700;color:#fff;margin-bottom:16px;
}
.footer-brand i{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block}
.footer-brand:hover{color:#fff}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:380px}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:24px 0 28px;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 24px}
  .hero-inner{grid-template-columns:7fr 5fr;gap:36px}
  .section{padding:84px 0}
}
@media (max-width:1023px){
  .nav-toggle{display:block}
  .main-nav{
    position:fixed;left:0;right:0;top:var(--nav-h);
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--border);
    padding:8px 24px 22px;box-shadow:var(--shadow-2);
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
    max-height:calc(100vh - var(--nav-h));overflow-y:auto;
  }
  .main-nav.open{transform:none;opacity:1;visibility:visible}
  .main-nav a{padding:14px 0;font-size:16px;border-bottom:1px solid var(--border)}
  .main-nav a::after{display:none}
  .main-nav a.active{color:var(--primary)}
  .hero-inner{grid-template-columns:1fr;gap:32px;align-items:start}
  .hero-stats{max-width:520px}
  .mag-feature,.mag-side{grid-column:span 12}
  .quote-wrap{grid-template-columns:1fr;gap:28px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .read-block,.read-block.reverse{grid-template-columns:1fr;gap:28px}
  .cta-card{grid-template-columns:1fr;gap:32px;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .site-footer p{max-width:none}
}
@media (max-width:767px){
  :root{--nav-h:60px}
  .container{padding:0 20px}
  .section{padding:60px 0}
  .cta-section{padding:60px 0}
  .page-hero{padding:52px 0 48px}
  .page-hero .lead{font-size:16px}
  .hero-cta .btn{flex:1 1 auto}
  .mini-card{grid-template-columns:104px 1fr;gap:16px}
  .faq-item summary{padding:18px 20px;font-size:15px}
  .faq-item .answer{padding:0 20px 20px}
  .cta-card{padding:30px 22px}
  .join-form{padding:22px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .card-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr;gap:14px;text-align:left}
  .hero-stats div{display:flex;align-items:baseline;gap:10px;text-align:left}
  .hero-stats strong{font-size:20px}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .mini-card{grid-template-columns:1fr}
  .mini-card .thumb{aspect-ratio:16/9}
  .footer-grid{grid-template-columns:1fr}
  .page-hero::after{display:none}
}