/* roulang page: index */
:root{
  --brand:#6C3CF5;
  --brand-2:#A45CFF;
  --mint:#2FD1AE;
  --accent:#FF7A3D;
  --ink:#241A3A;
  --bg:#F7F5FB;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --text:#2A2440;
  --muted:#6B6580;
  --disabled:#9A94AD;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --shadow:0 8px 24px rgba(58,32,120,.08);
  --shadow-hover:0 16px 40px rgba(58,32,120,.14);
  --shadow-dark:0 10px 30px rgba(0,0,0,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;border-radius:16px;background:#EFE9FB;}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
:focus-visible{outline:3px solid rgba(108,60,245,.35);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:32px;}
.section-head .sub{margin-top:10px;color:var(--muted);font-size:15px;}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:15px;transition:gap .25s var(--ease),color .25s var(--ease);white-space:nowrap;}
.link-more:hover{gap:12px;color:var(--brand-2);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.scrolled{box-shadow:0 6px 20px rgba(58,32,120,.09);}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:var(--header-h);display:flex;align-items:center;gap:28px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:16px;
  box-shadow:0 6px 16px rgba(108,60,245,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-main{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--text);}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:.12em;}
.nav{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;padding:8px 12px;font-size:15px;font-weight:500;color:var(--muted);
  border-radius:999px;transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-link:hover{color:var(--text);background:#F4F0FE;}
.nav-link.active{color:var(--text);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:3px;border-radius:999px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search{position:relative;display:flex;align-items:center;}
.search svg{position:absolute;left:16px;width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:2;pointer-events:none;}
.search input{
  width:230px;height:42px;border-radius:999px;border:1px solid var(--line);
  background:#FAF8FE;padding:0 18px 0 42px;font-size:14px;color:var(--text);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
}
.search input::placeholder{color:var(--disabled);}
.search input:focus{
  outline:none;background:#fff;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(108,60,245,.14);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;font-weight:700;font-size:15px;
  padding:12px 24px;line-height:1.2;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;
  box-shadow:0 10px 24px rgba(108,60,245,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(108,60,245,.36);}
.btn-outline{background:#fff;border-color:#CFC5EA;color:var(--text);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--brand);padding:12px 8px;}
.btn-ghost:hover{color:var(--brand-2);}
.btn-ghost .arrow{transition:transform .25s var(--ease);}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.login-link{font-size:15px;font-weight:500;color:var(--muted);transition:color .25s var(--ease);white-space:nowrap;}
.login-link:hover{color:var(--brand);}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:80px 0 88px;}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(620px 380px at 12% 0%,rgba(164,92,255,.16),transparent 68%),
    radial-gradient(520px 340px at 88% 12%,rgba(47,209,174,.14),transparent 70%);
  pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:rgba(47,209,174,.14);color:#1B9C81;font-size:13px;font-weight:600;
  border:1px solid rgba(47,209,174,.26);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);}
.hero h1{font-size:46px;margin:20px 0 18px;}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{font-size:17px;color:var(--muted);max-width:520px;}
.hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:32px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
  background:rgba(47,209,174,.12);color:#158A72;font-size:13px;font-weight:600;
  font-variant-numeric:tabular-nums;border:1px solid rgba(47,209,174,.2);
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint);}
.hero-visual{position:relative;}
.hero-visual-bg{
  position:relative;height:420px;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-hover);
  background-image:linear-gradient(135deg,rgba(108,60,245,.72),rgba(164,92,255,.42)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
}
.hero-shot{
  position:absolute;border-radius:18px;border:4px solid #fff;box-shadow:0 18px 44px rgba(36,26,58,.24);
  object-fit:cover;
}
.hero-shot.one{width:62%;height:200px;left:26px;bottom:32px;transform:rotate(-3deg);}
.hero-shot.two{width:48%;height:154px;right:22px;top:30px;transform:rotate(3deg);}
.hero-float{
  position:absolute;right:18px;bottom:26px;background:#fff;border-radius:16px;
  padding:12px 18px;box-shadow:0 14px 32px rgba(36,26,58,.2);display:flex;flex-direction:column;gap:2px;
}
.hero-float strong{font-size:20px;color:var(--brand);font-variant-numeric:tabular-nums;}
.hero-float span{font-size:12px;color:var(--muted);}

/* ---------- channel strip ---------- */
.channel-strip{padding:0 0 8px;}
.channel-row{display:flex;gap:12px;overflow-x:auto;padding:6px 0 10px;scrollbar-width:none;}
.channel-row::-webkit-scrollbar{display:none;}
.channel-pill{
  display:inline-flex;align-items:center;gap:9px;padding:11px 20px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--text);
  box-shadow:var(--shadow);white-space:nowrap;transition:transform .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease),box-shadow .25s var(--ease);
}
.channel-pill .ic{
  width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(108,60,245,.14),rgba(164,92,255,.2));color:var(--brand);font-size:13px;
}
.channel-pill:hover{transform:translateY(-2px);border-color:rgba(108,60,245,.4);color:var(--brand);box-shadow:var(--shadow-hover);}

/* ---------- pain section ---------- */
.pain-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start;}
.pain-main{
  background:linear-gradient(150deg,#FFFFFF 0%,#F6F1FF 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:40px;box-shadow:var(--shadow);
}
.pain-main h2{font-size:32px;}
.pain-main .desc{color:var(--muted);margin-top:14px;font-size:15px;}
.pain-list{margin-top:28px;display:flex;flex-direction:column;gap:16px;}
.pain-item{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:18px 20px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);}
.pain-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(108,60,245,.3);}
.num-badge{
  flex:0 0 auto;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;font-size:13px;
  font-variant-numeric:tabular-nums;
}
.pain-item h3{font-size:17px;margin-bottom:4px;}
.pain-item p{font-size:14px;color:var(--muted);}
.pain-side{display:flex;flex-direction:column;gap:20px;}
.pain-side .card-offset:first-child{margin-top:36px;}
.card-offset{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;
  box-shadow:var(--shadow);transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.card-offset:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.card-offset img{width:100%;height:132px;object-fit:cover;border-radius:var(--r-sm);margin-bottom:14px;}
.card-offset h3{font-size:18px;margin-bottom:8px;}
.card-offset p{font-size:14px;color:var(--muted);}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 26px;box-shadow:var(--shadow);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(108,60,245,.28);}
.step-ic{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;color:#fff;font-size:18px;font-weight:800;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));margin-bottom:18px;
}
.step h3{font-size:19px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--muted);}
.step-line{position:absolute;top:52px;right:-16px;width:32px;height:2px;background:linear-gradient(90deg,rgba(108,60,245,.35),rgba(108,60,245,.06));}
.step:last-child .step-line{display:none;}

/* ---------- dark metrics ---------- */
.dark-section{background:var(--ink);padding:88px 0;color:#fff;}
.dark-section h2{color:#fff;font-size:32px;}
.dark-section .sub{color:rgba(255,255,255,.66);margin-top:10px;font-size:15px;}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:44px;}
.metric{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-md);padding:26px 22px;box-shadow:var(--shadow-dark);
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.metric:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);}
.metric strong{display:block;font-size:34px;font-weight:800;font-variant-numeric:tabular-nums;background:linear-gradient(120deg,#fff,#C6B4FF);-webkit-background-clip:text;background-clip:text;color:transparent;}
.metric .tag{display:inline-flex;align-items:center;gap:7px;margin-top:12px;font-size:13px;color:#8DF3DE;font-weight:600;}
.metric .tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint);}
.metric p{margin-top:10px;font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- testimonials ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;
  box-shadow:var(--shadow);transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.quote-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.quote-card p{font-size:15px;color:var(--text);margin-bottom:22px;}
.quote-user{display:flex;align-items:center;gap:12px;}
.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:800;font-size:15px;background:linear-gradient(135deg,var(--brand),var(--brand-2));}
.quote-user strong{display:block;font-size:15px;}
.quote-user span{font-size:13px;color:var(--muted);}

/* ---------- cms news ---------- */
.news-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start;}
.news-feature{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.news-feature:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(108,60,245,.3);}
.news-feature .thumb{position:relative;}
.news-feature img{width:100%;height:262px;object-fit:cover;border-radius:0;}
.news-feature .body{padding:26px;}
.news-feature h3{font-size:22px;margin:12px 0 10px;}
.news-feature .excerpt{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-list{display:flex;flex-direction:column;gap:16px;}
.news-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;
  box-shadow:var(--shadow);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(108,60,245,.3);}
.news-item h3{font-size:17px;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-item:hover h3{color:var(--brand);}
.news-item .excerpt{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  background:rgba(108,60,245,.1);color:var(--brand);font-size:12px;font-weight:600;
}
.meta-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;}
.meta-row .read{color:var(--brand);font-weight:600;}
.empty-state{
  background:#fff;border:1px dashed #D6CBEF;border-radius:var(--r-lg);padding:56px 24px;text-align:center;
}
.empty-state .empty-ic{
  width:64px;height:64px;border-radius:20px;margin:0 auto 18px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(108,60,245,.14),rgba(164,92,255,.2));color:var(--brand);font-size:26px;font-weight:800;
}
.empty-state p{color:var(--muted);font-size:15px;}

/* ---------- faq ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item:hover{border-color:rgba(108,60,245,.3);box-shadow:var(--shadow-hover);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;display:flex;align-items:center;
  min-height:56px;padding:16px 60px 16px 24px;font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:24px;font-weight:400;line-height:1;color:var(--brand);
  transition:transform .25s var(--ease),color .25s var(--ease);
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg);color:var(--brand-2);}
.faq-item[open]::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
}
.faq-answer{padding:0 24px 20px;font-size:15px;color:var(--muted);line-height:1.8;}

/* ---------- cta banner ---------- */
.cta-banner{
  position:relative;overflow:hidden;border-radius:32px;padding:64px 56px;color:#fff;
  background:linear-gradient(120deg,var(--brand) 0%,var(--brand-2) 62%,#8F7BFF 100%);
  box-shadow:0 24px 60px rgba(108,60,245,.32);
}
.cta-banner::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.22),transparent 70%);
}
.cta-banner h2{color:#fff;font-size:32px;position:relative;}
.cta-banner p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.86);max-width:600px;position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;position:relative;}
.cta-banner .btn-primary{background:#fff;color:var(--brand);box-shadow:0 12px 26px rgba(20,8,50,.22);}
.cta-banner .btn-primary:hover{box-shadow:0 18px 36px rgba(20,8,50,.3);}
.cta-banner .btn-outline{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.cta-banner .btn-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#fff;padding:64px 0 0;margin-top:96px;}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.footer-brand .logo-main{color:#fff;}
.footer-brand .logo-sub{color:rgba(255,255,255,.55);}
.footer-brand p{margin-top:18px;font-size:14px;color:rgba(255,255,255,.6);line-height:1.8;max-width:300px;}
.footer-col h4{font-size:15px;margin-bottom:18px;color:#fff;}
.footer-col li{margin-bottom:10px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,255,255,.62);transition:color .25s var(--ease);display:inline-block;line-height:40px;}
.footer-col a:hover{color:#fff;}
.footer-subscribe p{font-size:14px;color:rgba(255,255,255,.6);margin-bottom:16px;}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap;}
.subscribe-form input{
  flex:1 1 170px;height:44px;border-radius:999px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);color:#fff;padding:0 18px;font-size:14px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.42);}
.subscribe-form input:focus{outline:none;border-color:var(--mint);box-shadow:0 0 0 3px rgba(47,209,174,.2);}
.subscribe-form button{height:44px;padding:0 22px;border-radius:999px;border:none;font-weight:700;font-size:14px;color:#1A1030;background:linear-gradient(135deg,#7BF3D8,var(--mint));transition:transform .25s var(--ease),box-shadow .25s var(--ease);}
.subscribe-form button:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(47,209,174,.32);}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.6);}
.footer-bottom .links{display:flex;gap:18px;font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .hero h1{font-size:40px;}
  .hero-inner{gap:40px;}
  .search input{width:190px;}
}
@media (max-width:1023px){
  .nav{display:none;}
  .search{display:none;}
  .menu-toggle{display:flex;}
  .hero{padding:56px 0 64px;}
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:36px;}
  .hero-visual-bg{height:300px;}
  .hero-shot.one{width:56%;height:160px;left:18px;bottom:24px;}
  .hero-shot.two{width:42%;height:124px;right:16px;top:22px;}
  .section{padding:72px 0;}
  .pain-grid{grid-template-columns:1fr;}
  .pain-side{flex-direction:row;}
  .pain-side .card-offset{flex:1;}
  .pain-side .card-offset:first-child{margin-top:0;}
  .steps{grid-template-columns:1fr;gap:18px;}
  .step-line{display:none;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-banner{padding:48px 32px;}
  .site-header.nav-open .nav{
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    position:absolute;top:var(--header-h);left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    padding:12px 24px 24px;box-shadow:0 20px 40px rgba(58,32,120,.14);
  }
  .site-header.nav-open .nav-link{height:48px;display:flex;align-items:center;padding:0 4px;border-radius:12px;font-size:16px;}
  .site-header.nav-open .nav-link.active::after{display:none;}
}
@media (max-width:767px){
  .header-inner{gap:14px;height:60px;padding:0 16px;}
  .logo-main{font-size:16px;}
  .logo-sub{font-size:10px;}
  .header-actions .login-link{display:none;}
  .header-actions .btn-sm{padding:0 16px;font-size:13px;}
  :root{--header-h:60px;}
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .hero h1{font-size:32px;}
  .hero-lead{font-size:15px;}
  .hero-visual-bg{height:220px;}
  .hero-shot.two{display:none;}
  .hero-shot.one{width:66%;height:132px;left:14px;bottom:16px;border-width:3px;}
  .hero-float{right:12px;bottom:14px;padding:9px 14px;}
  .hero-float strong{font-size:17px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .section-head h2{font-size:24px;}
  .pain-main{padding:26px 20px;}
  .pain-main h2{font-size:24px;}
  .pain-side{flex-direction:column;}
  .metrics{grid-template-columns:repeat(2,1fr);gap:14px;}
  .metric{padding:20px 16px;}
  .metric strong{font-size:26px;}
  .news-feature img{height:190px;}
  .news-feature .body{padding:20px;}
  .news-feature h3{font-size:18px;}
  .cta-banner{border-radius:24px;padding:36px 22px;}
  .cta-banner h2{font-size:24px;}
  .cta-banner p{font-size:15px;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:48px 0 0;margin-top:64px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .dark-section{padding:56px 0;}
  .dark-section h2{font-size:24px;}
}
@media (max-width:480px){
  .hero h1{font-size:28px;}
  .hero-cta .btn{width:100%;}
  .hero-badges{gap:8px;}
  .badge{font-size:12px;padding:7px 12px;}
  .metric strong{font-size:23px;}
  .faq-item summary{font-size:15px;padding-right:52px;}
}

/* roulang page: category1 */
:root{
  --brand:#6C3CF5;
  --brand-2:#A45CFF;
  --mint:#2FD1AE;
  --accent:#FF7A3D;
  --ink-dark:#241A3A;
  --bg:#F7F5FB;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --text:#2A2440;
  --muted:#6B6580;
  --disabled:#9A94AD;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --pill:999px;
  --shadow:0 8px 24px rgba(58,32,120,.08);
  --shadow-hover:0 16px 40px rgba(58,32,120,.14);
  --shadow-dark:0 10px 30px rgba(0,0,0,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:.25s var(--ease);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--t);}
button{font-family:inherit;cursor:pointer;}
input,button,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em;line-height:1.25;}
:focus-visible{outline:3px solid rgba(108,60,245,.35);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(58,32,120,.09);}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:72px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.logo-mark{
  width:32px;
  height:32px;
  border-radius:10px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  font-size:15px;
  font-weight:800;
  letter-spacing:0;
  box-shadow:0 6px 14px rgba(108,60,245,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-main{font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--text);}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:.08em;font-weight:500;}
.nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:8px;
  flex:1 1 auto;
}
.nav-link{
  position:relative;
  padding:9px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  border-radius:var(--pill);
  white-space:nowrap;
  transition:color var(--t),background-color var(--t);
}
.nav-link:hover{color:var(--text);background:#F3EFFF;}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:2px;
  height:3px;
  border-radius:var(--pill);
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--t);
}
.nav-link:hover::after{transform:scaleX(.6);}
.nav-link.active{color:var(--text);font-weight:700;background:#F3EFFF;}
.nav-link.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search{
  position:relative;
  display:flex;
  align-items:center;
  width:236px;
}
.search svg{
  position:absolute;
  left:14px;
  width:16px;
  height:16px;
  color:var(--disabled);
  pointer-events:none;
}
.search input{
  width:100%;
  height:40px;
  padding:0 14px 0 38px;
  border-radius:var(--pill);
  border:1px solid var(--line);
  background:#FAF8FE;
  font-size:14px;
  color:var(--text);
  transition:border-color var(--t),box-shadow var(--t),background-color var(--t);
}
.search input::placeholder{color:var(--disabled);}
.search input:focus{
  outline:none;
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(108,60,245,.16);
}
.login-link{
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  padding:8px 4px;
}
.login-link:hover{color:var(--brand);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:var(--pill);
  font-weight:700;
  font-size:15px;
  padding:12px 24px;
  transition:transform var(--t),box-shadow var(--t),background-color var(--t),color var(--t),border-color var(--t);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 10px 22px rgba(108,60,245,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(108,60,245,.34);}
.btn-ghost{
  background:#fff;
  color:var(--text);
  border-color:#DCD5EF;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-arrow{
  background:transparent;
  color:var(--brand);
  padding:12px 8px;
  font-weight:700;
}
.btn-arrow:hover{color:var(--brand-2);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--text);
  transition:transform var(--t),opacity var(--t);
}
.mobile-drawer{
  display:none;
  position:fixed;
  inset:0 0 0 auto;
  width:min(340px,88vw);
  background:#fff;
  z-index:120;
  padding:22px;
  box-shadow:-16px 0 40px rgba(36,26,58,.18);
  overflow-y:auto;
}
.drawer-open .mobile-drawer{display:block;}
.drawer-mask{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(36,26,58,.42);
  z-index:110;
}
.drawer-open .drawer-mask{display:block;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:#fff;font-size:18px;color:var(--muted);
}
.drawer-nav{display:flex;flex-direction:column;margin-bottom:20px;}
.drawer-nav a{
  height:48px;
  display:flex;
  align-items:center;
  padding:0 12px;
  border-radius:12px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  border-bottom:1px solid #F2EEFB;
}
.drawer-nav a.active{color:var(--brand);font-weight:700;background:#F6F2FF;}
.drawer-nav a:hover{color:var(--brand);}
.drawer .btn{width:100%;margin-top:12px;}

/* ============ 面包屑 ============ */
.crumb{padding:24px 0 16px;font-size:13px;color:var(--muted);}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:#C9C2DD;}
.crumb a:hover{color:var(--brand);}
.crumb .current{color:var(--text);font-weight:600;}

/* ============ 频道头 ============ */
.page-hero{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  padding:44px 40px;
  color:#fff;
  background-image:linear-gradient(115deg,rgba(108,60,245,.88),rgba(164,92,255,.72)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  box-shadow:0 20px 44px rgba(58,32,120,.18);
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--pill);
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.28);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:16px;
}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--mint);display:block;}
.page-hero h1{
  font-size:46px;
  max-width:780px;
  margin-bottom:16px;
  letter-spacing:-.02em;
}
.page-hero p{
  max-width:680px;
  font-size:15px;
  line-height:1.85;
  color:rgba(255,255,255,.86);
}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 16px;
  border-radius:var(--pill);
  background:rgba(47,209,174,.14);
  border:1px solid rgba(47,209,174,.34);
  color:#D6FFF5;
  font-size:12px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.badge::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--mint);
  flex:0 0 auto;
}
.badge strong{font-weight:800;color:#fff;}

/* ============ 筛选胶囊 ============ */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin:36px 0 28px;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 18px;
  border-radius:var(--pill);
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:14px;
  font-weight:600;
  transition:color var(--t),border-color var(--t),background-color var(--t),transform var(--t);
}
.chip:hover{color:var(--brand);border-color:rgba(108,60,245,.42);transform:translateY(-1px);}
.chip.current{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  border-color:transparent;
  color:#fff;
  box-shadow:0 8px 18px rgba(108,60,245,.26);
}

/* ============ 双列布局 ============ */
.layout{
  display:grid;
  grid-template-columns:300px minmax(0,1fr);
  gap:32px;
  align-items:start;
  padding-bottom:8px;
}
.side{display:grid;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px;
  box-shadow:var(--shadow);
}
.side-card h3{
  font-size:16px;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:8px;
}
.side-card h3::before{
  content:"";
  width:4px;
  height:16px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brand),var(--brand-2));
}
.tags{display:flex;flex-wrap:wrap;gap:8px;}
.tags a{
  display:inline-flex;
  padding:6px 12px;
  font-size:13px;
  font-weight:500;
  border-radius:var(--pill);
  background:#F6F2FF;
  color:var(--muted);
  border:1px solid transparent;
  transition:all var(--t);
}
.tags a:hover{background:#fff;border-color:rgba(108,60,245,.36);color:var(--brand);}
.mini-card{
  display:flex;
  gap:12px;
  padding:10px 0;
  border-bottom:1px dashed #EFEAFA;
  transition:transform var(--t);
}
.mini-card:last-child{border-bottom:0;padding-bottom:0;}
.mini-card:hover{transform:translateX(3px);}
.mini-card img{
  width:74px;
  height:56px;
  border-radius:12px;
  object-fit:cover;
  background:#EFE9FB;
  flex:0 0 auto;
}
.mini-card .mini-title{
  font-size:14px;
  font-weight:700;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.mini-card:hover .mini-title{color:var(--brand);}
.mini-card span{
  font-size:12px;
  color:var(--disabled);
  display:block;
  margin-top:4px;
}
.side-note{
  background:linear-gradient(150deg,#2C1F47,#241A3A);
  color:#fff;
  border:0;
}
.side-note h3{color:#fff;}
.side-note h3::before{background:var(--mint);}
.side-note p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.72);margin-bottom:16px;}
.side-note .btn{width:100%;padding:10px 18px;font-size:14px;}

/* ============ 主列表 ============ */
.main-col{display:grid;gap:24px;}
.col-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.col-head h2{font-size:26px;}
.col-head p{font-size:14px;color:var(--muted);margin-top:6px;}
.game-list{display:grid;gap:20px;}
.game-card{
  display:grid;
  grid-template-columns:248px minmax(0,1fr);
  gap:22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:18px;
  box-shadow:var(--shadow);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  position:relative;
}
.game-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(108,60,245,.3);
}
.game-card:hover .game-title{color:var(--brand);}
.game-thumb{
  position:relative;
  border-radius:var(--r-sm);
  overflow:hidden;
  aspect-ratio:16/10;
  background:#EFE9FB;
}
.game-thumb img{width:100%;height:100%;object-fit:cover;}
.thumb-tag{
  position:absolute;
  top:10px;
  left:10px;
  padding:4px 12px;
  border-radius:var(--pill);
  background:rgba(36,26,58,.72);
  color:#fff;
  font-size:12px;
  font-weight:700;
  backdrop-filter:blur(2px);
}
.game-body{display:flex;flex-direction:column;min-width:0;}
.game-type{
  font-size:12px;
  font-weight:700;
  color:var(--brand);
  background:#F4EFFF;
  border-radius:var(--pill);
  padding:3px 12px;
  align-self:flex-start;
  margin-bottom:10px;
}
.game-title{
  font-size:18px;
  font-weight:800;
  line-height:1.4;
  margin-bottom:8px;
  transition:color var(--t);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.game-desc{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:14px;
}
.game-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--disabled);
  border-top:1px solid #F3EFFB;
  padding-top:12px;
}
.game-meta .go{
  font-weight:700;
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.game-meta .go::after{content:"→";transition:transform var(--t);}
.game-card:hover .go::after{transform:translateX(4px);}

/* ============ 流程板块 ============ */
.steps-section{padding:72px 0 8px;}
.section-head{max-width:680px;margin-bottom:36px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--brand);
  background:#F1EBFF;
  border-radius:var(--pill);
  padding:6px 14px;
  margin-bottom:14px;
}
.section-head h2{font-size:32px;margin-bottom:12px;}
.section-head p{font-size:15px;color:var(--muted);}
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  position:relative;
}
.step{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 24px;
  box-shadow:var(--shadow);
  transition:transform var(--t),box-shadow var(--t);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  font-weight:800;
  font-size:14px;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ============ CTA ============ */
.cta-banner{
  margin:72px 0 0;
  border-radius:var(--r-lg);
  padding:52px 48px;
  color:#fff;
  background:linear-gradient(120deg,rgba(108,60,245,.95),rgba(164,92,255,.82)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  box-shadow:0 24px 50px rgba(58,32,120,.2);
}
.cta-banner h2{font-size:30px;margin-bottom:10px;}
.cta-banner p{font-size:15px;color:rgba(255,255,255,.84);max-width:520px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.cta-banner .btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.5);color:#fff;}
.cta-banner .btn-ghost:hover{background:#fff;color:var(--brand);border-color:#fff;}
.cta-banner .btn-primary{
  background:linear-gradient(135deg,var(--accent),#FF9A63);
  box-shadow:0 12px 26px rgba(255,122,61,.34);
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:80px;
  background:var(--ink-dark);
  color:rgba(255,255,255,.74);
  padding:60px 0 26px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.1fr 1.3fr;
  gap:36px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand .logo-main{color:#fff;}
.footer-brand .logo-sub{color:rgba(255,255,255,.5);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:320px;}
.footer-col h4{
  font-size:15px;
  color:#fff;
  margin-bottom:16px;
  font-weight:700;
}
.footer-col ul{display:grid;gap:2px;}
.footer-col li a,
.footer-col li span{
  display:flex;
  align-items:center;
  min-height:36px;
  font-size:14px;
  color:rgba(255,255,255,.64);
  transition:color var(--t),transform var(--t);
}
.footer-col li a:hover{color:var(--mint);transform:translateX(3px);}
.footer-subscribe p{font-size:13px;color:rgba(255,255,255,.6);line-height:1.7;margin-bottom:14px;}
.subscribe-form{display:flex;gap:8px;}
.subscribe-form input{
  flex:1 1 auto;
  min-width:0;
  height:42px;
  border-radius:var(--pill);
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);
  color:#fff;
  padding:0 16px;
  font-size:14px;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.42);}
.subscribe-form input:focus{
  outline:none;
  border-color:var(--mint);
  box-shadow:0 0 0 3px rgba(47,209,174,.2);
}
.subscribe-form button{
  height:42px;
  padding:0 20px;
  border:0;
  border-radius:var(--pill);
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  font-size:14px;
  font-weight:700;
  transition:transform var(--t),box-shadow var(--t);
}
.subscribe-form button:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(108,60,245,.4);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.6);
}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap;}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-link{padding:9px 9px;font-size:14px;}
  .search{width:196px;}
  .layout{grid-template-columns:270px minmax(0,1fr);gap:24px;}
}
@media (max-width:1023px){
  .nav,.header-actions .search,.header-actions .login-link,.header-actions .btn-primary{display:none;}
  .nav-toggle{display:flex;}
  .header-actions{margin-left:auto;}
  .page-hero{padding:36px 30px;}
  .page-hero h1{font-size:36px;}
  .layout{grid-template-columns:1fr;}
  .side{position:static;grid-template-columns:1fr 1fr;}
  .side-note{grid-column:1 / -1;}
  .steps{grid-template-columns:1fr 1fr;}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-brand p{max-width:none;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .header-inner{height:60px;}
  .page-hero{padding:28px 22px;border-radius:20px;}
  .page-hero h1{font-size:30px;}
  .page-hero p{font-size:14px;}
  .badge{font-size:11px;padding:6px 12px;}
  .filter-bar{margin:26px 0 20px;gap:8px;}
  .chip{height:34px;padding:0 14px;font-size:13px;}
  .side{grid-template-columns:1fr;}
  .game-card{grid-template-columns:1fr;padding:16px;gap:14px;}
  .game-thumb{aspect-ratio:16/9;}
  .col-head h2{font-size:22px;}
  .section-head h2{font-size:24px;}
  .steps{grid-template-columns:1fr;}
  .steps-section{padding:48px 0 0;}
  .cta-banner{margin-top:48px;padding:34px 24px;border-radius:20px;}
  .cta-banner h2{font-size:23px;}
  .site-footer{margin-top:56px;padding:44px 0 22px;}
  .footer-top{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .body-text{font-size:15px;}
}
@media (max-width:480px){
  .page-hero h1{font-size:26px;}
  .game-meta{flex-direction:column;align-items:flex-start;gap:6px;}
  .subscribe-form{flex-direction:column;}
  .subscribe-form button{width:100%;}
}

/* roulang page: article */
:root{
  --brand:#6C3CF5;
  --brand-2:#A45CFF;
  --mint:#2FD1AE;
  --accent:#FF7A3D;
  --ink:#241A3A;
  --bg:#F7F5FB;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --text:#2A2440;
  --muted:#6B6580;
  --disabled:#9A94AD;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow:0 8px 24px rgba(58,32,120,.08);
  --shadow-hover:0 16px 40px rgba(58,32,120,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--ink);}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;border-style:none;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;}
input{font-family:inherit;}
::selection{background:rgba(108,60,245,.18);}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(58,32,120,.09);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:18px;line-height:1;
  box-shadow:0 6px 16px rgba(108,60,245,.28);
}
.logo-text{display:flex;flex-direction:column;line-height:1.12;}
.logo-main{font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--ink);}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:.1em;}
.nav{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-link{
  position:relative;padding:8px 12px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--muted);
  transition:color .25s var(--ease),background .25s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--ink);background:#F3EEFF;}
.nav-link.active{color:var(--ink);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.search-box{position:relative;width:216px;}
.search-box input{
  width:100%;height:40px;border-radius:999px;border:1px solid var(--line);
  background:#FAF8FE;padding:0 16px 0 38px;font-size:14px;color:var(--text);
  outline:none;transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
}
.search-box input::placeholder{color:var(--disabled);}
.search-box input:focus{
  border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 3px rgba(108,60,245,.14);
}
.search-box i{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--disabled);}
.login-link{font-size:15px;font-weight:600;color:var(--muted);transition:color .25s var(--ease);white-space:nowrap;}
.login-link:hover{color:var(--brand);}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:17px;cursor:pointer;align-items:center;justify-content:center;
  transition:border-color .25s var(--ease),color .25s var(--ease);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.btn:focus-visible{outline:3px solid rgba(108,60,245,.35);outline-offset:2px;}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 8px 20px rgba(108,60,245,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(108,60,245,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink);}
.btn-outline:hover{border-color:rgba(108,60,245,.5);color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--muted);border-color:transparent;}
.btn-ghost:hover{color:var(--brand);background:#F3EEFF;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,122,61,.32);}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,122,61,.4);}
.btn-ghost-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.28);}
.btn-ghost-light:hover{background:rgba(255,255,255,.18);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}

/* ---------- 移动端抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:400;background:rgba(36,26,58,.45);
  opacity:0;pointer-events:none;transition:opacity .25s var(--ease);
}
.drawer.open{opacity:1;pointer-events:auto;}
.drawer-panel{
  position:absolute;inset:0;background:#fff;padding:18px 24px 40px;
  overflow:auto;transform:translateY(-10px);transition:transform .25s var(--ease);
}
.drawer.open .drawer-panel{transform:translateY(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;height:56px;border-bottom:1px solid var(--line);margin-bottom:8px;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:18px;cursor:pointer;
  display:grid;place-items:center;
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;font-size:16px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer-link:hover{color:var(--brand);}
.drawer-link i{font-size:12px;color:var(--disabled);}
.drawer-cta{margin-top:24px;width:100%;}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{padding:24px 0 0;}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:14px;color:var(--muted);
}
.breadcrumb a{color:var(--muted);transition:color .25s var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--disabled);}
.breadcrumb .current{
  color:var(--ink);font-weight:600;max-width:min(420px,60vw);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 文章头 ---------- */
.article-shell{padding:28px 0 0;}
.article-head{max-width:840px;margin:0 auto;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 14px;border-radius:999px;
  background:rgba(47,209,174,.12);color:#12876E;
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.article-title{
  font-size:clamp(28px,4vw,42px);
  line-height:1.28;
  margin:18px 0 0;
  letter-spacing:-.02em;
  word-break:break-word;
}
.article-meta{
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
  margin-top:18px;padding-bottom:22px;
  font-size:14px;color:var(--muted);
  border-bottom:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{font-size:13px;color:var(--brand);opacity:.8;}

/* ---------- 封面 ---------- */
.article-cover{max-width:1000px;margin:28px auto 0;}
.article-cover img{
  width:100%;aspect-ratio:21/9;object-fit:cover;
  border-radius:var(--radius-lg);
  background:#EFEAFB;
  box-shadow:var(--shadow);
}

/* ---------- 正文 ---------- */
.article-body{
  max-width:800px;margin:44px auto 0;
  font-size:16px;line-height:1.85;color:var(--text);
  word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 20px;}
.article-body h2{
  font-size:26px;line-height:1.35;margin:48px 0 16px;
  letter-spacing:-.01em;color:var(--ink);
}
.article-body h3{font-size:20px;margin:32px 0 12px;color:var(--ink);}
.article-body h4{font-size:18px;margin:26px 0 10px;color:var(--ink);}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(108,60,245,.32);}
.article-body a:hover{color:var(--brand-2);}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body ul li::marker{color:var(--mint);}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;
  background:#F4EFFF;border-left:4px solid var(--brand);
  border-radius:0 16px 16px 0;color:#3D3460;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:16px;margin:24px auto;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  font-size:13px;color:var(--muted);margin-top:10px;text-align:center;
}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;
  font-size:15px;border:1px solid var(--line);
  border-radius:12px;overflow:hidden;
}
.article-body th,.article-body td{
  padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;
}
.article-body th{background:#F4EFFF;font-weight:700;color:var(--ink);}
.article-body tbody tr:nth-child(even){background:#FAF8FE;}
.article-body code{
  background:#F4EFFF;color:#5B3FD1;padding:2px 6px;border-radius:6px;font-size:14px;
}
.article-body pre{
  background:var(--ink);color:#E9E4F5;padding:18px 20px;
  border-radius:16px;overflow:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}

/* ---------- 文末操作 ---------- */
.article-actions{
  max-width:800px;margin:48px auto 0;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding-top:24px;border-top:1px solid var(--line);
}
.article-actions .btn{height:44px;padding:0 22px;font-size:14px;}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:640px;margin:48px auto;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:48px 32px;text-align:center;box-shadow:var(--shadow);
}
.empty-icon{
  width:72px;height:72px;margin:0 auto 20px;border-radius:22px;
  background:linear-gradient(135deg,rgba(108,60,245,.14),rgba(164,92,255,.14));
  color:var(--brand);display:grid;place-items:center;font-size:26px;
}
.empty-state h2{font-size:22px;margin-bottom:12px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:24px;line-height:1.8;}

/* ---------- 相关推荐 ---------- */
.related{padding:80px 0 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;flex-wrap:wrap;margin-bottom:28px;
}
.section-head h2{font-size:clamp(22px,2.6vw,30px);}
.section-head p{font-size:14px;color:var(--muted);margin-top:8px;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:700;color:var(--brand);
  transition:gap .25s var(--ease),color .25s var(--ease);
}
.text-link:hover{gap:14px;color:var(--brand-2);}
.related-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.rec-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-md);overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.rec-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(108,60,245,.3);
}
.rec-thumb{position:relative;background:#EFEAFB;}
.rec-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.rec-thumb .tag{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--brand);}
.rec-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rec-body h3{font-size:18px;line-height:1.45;color:var(--ink);transition:color .25s var(--ease);}
.rec-card:hover .rec-body h3{color:var(--brand);}
.rec-body p{font-size:14px;line-height:1.7;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rec-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--disabled);
}
.rec-foot .go{color:var(--brand);font-weight:700;display:inline-flex;align-items:center;gap:6px;}

/* ---------- 结尾 CTA ---------- */
.cta-band{padding:80px 0 0;}
.cta-inner{
  position:relative;overflow:hidden;
  border-radius:28px;
  padding:56px 48px;
  background:linear-gradient(120deg,#3B1E8C 0%,#6C3CF5 48%,#A45CFF 100%);
  color:#fff;
  box-shadow:0 20px 50px rgba(58,32,120,.28);
}
.cta-inner::before{
  content:"";position:absolute;right:-90px;top:-110px;
  width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,209,174,.34),rgba(47,209,174,0) 70%);
}
.cta-inner::after{
  content:"";position:absolute;left:-60px;bottom:-140px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,61,.28),rgba(255,122,61,0) 70%);
}
.cta-inner h2{position:relative;color:#fff;font-size:clamp(22px,3vw,32px);}
.cta-inner p{position:relative;margin-top:12px;font-size:15px;color:rgba(255,255,255,.82);max-width:560px;}
.cta-actions{position:relative;display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;background:var(--ink);
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand .logo{margin-bottom:0;}
.footer-brand .logo-main{color:#fff;}
.footer-brand .logo-sub{color:rgba(255,255,255,.5);}
.footer-brand p{
  margin-top:16px;font-size:14px;line-height:1.8;
  color:rgba(255,255,255,.6);max-width:340px;
}
.footer-col h4{
  font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;letter-spacing:0;
}
.footer-col li{line-height:40px;font-size:14px;}
.footer-col a{color:rgba(255,255,255,.66);transition:color .25s var(--ease);}
.footer-col a:hover{color:var(--mint);}
.footer-col span{color:rgba(255,255,255,.6);font-size:14px;word-break:break-all;}
.footer-subscribe p{font-size:14px;color:rgba(255,255,255,.6);margin-bottom:14px;line-height:1.7;}
.subscribe-form{display:flex;gap:8px;}
.subscribe-form input{
  flex:1;min-width:0;height:42px;border-radius:999px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);
  color:#fff;padding:0 16px;font-size:14px;outline:none;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45);}
.subscribe-form input:focus{border-color:var(--mint);box-shadow:0 0 0 3px rgba(47,209,174,.18);}
.subscribe-form button{
  height:42px;padding:0 20px;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;font-weight:700;font-size:14px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.subscribe-form button:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(108,60,245,.4);}
.subscribe-form button:focus-visible{outline:3px solid rgba(47,209,174,.5);outline-offset:2px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap;}

/* ---------- 提示 ---------- */
.toast{
  position:fixed;left:50%;bottom:36px;transform:translate(-50%,16px);
  background:var(--ink);color:#fff;font-size:14px;font-weight:600;
  padding:12px 22px;border-radius:999px;z-index:500;
  opacity:0;pointer-events:none;
  transition:opacity .25s var(--ease),transform .25s var(--ease);
  box-shadow:0 12px 30px rgba(0,0,0,.28);
}
.toast.show{opacity:1;transform:translate(-50%,0);}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .header-inner{gap:14px;}
  .search-box{width:184px;}
}
@media (max-width:1023px){
  .nav,.search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:64px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:repeat(2,1fr);gap:32px;}
  .cta-inner{padding:44px 32px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .login-link{display:none;}
  .header-actions .btn{display:none;}
  .article-meta{gap:14px;font-size:13px;}
  .article-body{font-size:15px;margin-top:32px;}
  .article-body h2{font-size:22px;margin-top:36px;}
  .article-body h3{font-size:18px;margin-top:26px;}
  .article-cover img{aspect-ratio:16/9;border-radius:18px;}
  .related{padding-top:56px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{padding-top:56px;}
  .cta-inner{padding:36px 22px;border-radius:22px;}
  .site-footer{margin-top:64px;padding-top:48px;}
  .footer-top{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .empty-state{padding:36px 22px;}
}
@media (max-width:480px){
  .logo-main{font-size:16px;}
  .logo-sub{font-size:10px;}
  .article-actions{flex-direction:column;align-items:stretch;}
  .article-actions .btn{width:100%;}
  .subscribe-form{flex-direction:column;}
  .subscribe-form button{width:100%;}
}

/* roulang page: category2 */
:root{
  --brand:#6C3CF5;
  --brand-2:#A45CFF;
  --mint:#2FD1AE;
  --mint-deep:#0F8F74;
  --accent:#FF7A3D;
  --ink:#2A2440;
  --ink-soft:#6B6580;
  --ink-mute:#9A94AD;
  --bg:#F7F5FB;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --deep:#241A3A;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow:0 8px 24px rgba(58,32,120,.08);
  --shadow-hover:0 16px 40px rgba(58,32,120,.14);
  --shadow-dark:0 10px 30px rgba(0,0,0,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:.25s var(--ease);
}
*,
*::before,
*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  margin:0;
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.25;
  color:var(--ink);
}
p{margin:0;}
a{color:inherit;text-decoration:none;transition:color var(--t);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea{font-family:inherit;font-size:15px;color:var(--ink);}
:focus-visible{outline:3px solid rgba(108,60,245,.35);outline-offset:2px;border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(58,32,120,.08);}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-mark{
  width:36px;
  height:36px;
  border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  font-weight:800;
  font-size:17px;
  display:flex;
  align-items:center;
  justify-content:center;
  letter-spacing:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-main{font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--ink);}
.logo-sub{font-size:11px;color:var(--ink-mute);letter-spacing:.08em;}
.nav{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1;
  min-width:0;
}
.nav-link{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-soft);
  border-radius:10px;
  white-space:nowrap;
  transition:color var(--t),background var(--t);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:2px;
  height:3px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--ink);background:rgba(108,60,245,.06);}
.nav-link.active{color:var(--ink);font-weight:700;}
.nav-link.active::after{transform:scaleX(1);}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.search-box{
  position:relative;
  display:flex;
  align-items:center;
}
.search-box input{
  width:200px;
  height:40px;
  padding:0 16px 0 38px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#FBF9FF;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.search-box input::placeholder{color:var(--ink-mute);}
.search-box input:focus{
  outline:none;
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(108,60,245,.14);
}
.search-box .s-icon{
  position:absolute;
  left:14px;
  width:15px;
  height:15px;
  border:2px solid var(--ink-mute);
  border-radius:50%;
  pointer-events:none;
}
.search-box .s-icon::after{
  content:"";
  position:absolute;
  right:-4px;
  bottom:-3px;
  width:6px;
  height:2px;
  background:var(--ink-mute);
  border-radius:2px;
  transform:rotate(45deg);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
  transition:transform var(--t),box-shadow var(--t),background var(--t),border-color var(--t),color var(--t);
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  box-shadow:0 8px 20px rgba(108,60,245,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(108,60,245,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:#fff;
  color:var(--ink);
  border:1px solid var(--line);
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-line{
  background:transparent;
  color:var(--ink);
  border:1px solid rgba(42,36,64,.28);
}
.btn-line:hover{border-color:var(--ink);background:rgba(42,36,64,.05);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.login-link{
  font-size:15px;
  font-weight:600;
  color:var(--ink-soft);
  padding:6px 4px;
}
.login-link:hover{color:var(--brand);}
.burger{
  display:none;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.burger span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--ink);
  transition:transform var(--t),opacity var(--t);
}
.drawer{
  position:fixed;
  inset:0;
  z-index:80;
  background:#fff;
  padding:20px 24px 32px;
  display:none;
  flex-direction:column;
  overflow-y:auto;
}
.drawer.open{display:flex;}
.drawer-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:60px;
  margin-bottom:12px;
}
.drawer-close{
  width:40px;
  height:40px;
  border-radius:12px;
  border:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  color:var(--ink-soft);
}
.drawer-nav a{
  display:flex;
  align-items:center;
  height:48px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--brand);}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:24px;}
.drawer-actions .btn{width:100%;}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  padding:22px 0 6px;
  font-size:14px;
  color:var(--ink-mute);
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--ink-soft);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--ink-mute);}
.breadcrumb .current{color:var(--ink);font-weight:600;}

/* ---------- channel head ---------- */
.channel-head{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  margin-top:8px;
  padding:52px 48px;
  color:#fff;
  background-image:linear-gradient(120deg,rgba(36,26,58,.86),rgba(108,60,245,.72)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  box-shadow:var(--shadow);
}
.channel-head::after{
  content:"";
  position:absolute;
  right:-80px;
  top:-80px;
  width:320px;
  height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,209,174,.35),rgba(47,209,174,0) 70%);
  pointer-events:none;
}
.channel-head .tag-line{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
  background:rgba(255,255,255,.16);
  color:#D9FBF2;
  margin-bottom:18px;
}
.channel-head h1{
  color:#fff;
  font-size:46px;
  max-width:780px;
}
.channel-head .lead{
  margin-top:16px;
  max-width:720px;
  font-size:16px;
  line-height:1.8;
  color:rgba(255,255,255,.86);
}
.badge-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:34px;
  padding:0 16px;
  border-radius:999px;
  font-size:13px;
  font-weight:700;
  background:rgba(47,209,174,.16);
  color:#B6F7E7;
  border:1px solid rgba(47,209,174,.32);
}
.badge .dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--mint);
}
.badge.light{
  background:rgba(255,255,255,.1);
  color:#fff;
  border-color:rgba(255,255,255,.22);
}

/* ---------- filter ---------- */
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:32px 0 8px;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 18px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  color:var(--ink-soft);
  background:#fff;
  border:1px solid var(--line);
  transition:all var(--t);
}
.chip:hover{color:var(--brand);border-color:rgba(108,60,245,.35);transform:translateY(-2px);}
.chip.active{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  border-color:transparent;
  box-shadow:0 8px 20px rgba(108,60,245,.26);
}

/* ---------- section head ---------- */
.section{padding:56px 0 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
}
.section-head h2{font-size:32px;}
.section-head .sub{
  margin-top:10px;
  font-size:15px;
  color:var(--ink-soft);
  max-width:640px;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:700;
  color:var(--brand);
  white-space:nowrap;
}
.text-link::after{content:"→";transition:transform var(--t);}
.text-link:hover::after{transform:translateX(4px);}

/* ---------- featured card ---------- */
.featured{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:box-shadow var(--t),border-color var(--t),transform var(--t);
}
.featured:hover{box-shadow:var(--shadow-hover);border-color:rgba(108,60,245,.3);transform:translateY(-3px);}
.featured-media{
  position:relative;
  min-height:320px;
  background:linear-gradient(135deg,#EDE6FF,#F7F5FB);
}
.featured-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  position:absolute;
  inset:0;
}
.featured-body{
  padding:38px 40px;
  display:flex;
  flex-direction:column;
  gap:16px;
  justify-content:center;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  align-self:flex-start;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  background:rgba(108,60,245,.1);
  color:var(--brand);
}
.pill.mint{background:rgba(47,209,174,.14);color:var(--mint-deep);}
.featured-body h3{font-size:26px;line-height:1.35;}
.featured-body p{
  font-size:15px;
  color:var(--ink-soft);
  display:-webkit-box;
  -webkit-line-clamp:4;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.featured-meta{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--ink-mute);
  flex-wrap:wrap;
}
.featured-meta .split{width:4px;height:4px;border-radius:50%;background:var(--ink-mute);}

/* ---------- grid of cards ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.guide-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.guide-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(108,60,245,.3);
}
.guide-card:hover h3{color:var(--brand);}
.guide-thumb{
  position:relative;
  aspect-ratio:16/9;
  background:linear-gradient(135deg,#EDE6FF,#F7F5FB);
  overflow:hidden;
}
.guide-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s var(--ease);
}
.guide-card:hover .guide-thumb img{transform:scale(1.04);}
.guide-thumb .pill{
  position:absolute;
  left:14px;
  top:14px;
  background:rgba(255,255,255,.94);
  color:var(--brand);
  box-shadow:0 4px 12px rgba(58,32,120,.14);
}
.guide-body{
  padding:22px 22px 20px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.guide-body h3{
  font-size:18px;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color var(--t);
}
.guide-body p{
  font-size:14px;
  color:var(--ink-soft);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.guide-foot{
  margin-top:auto;
  padding-top:14px;
  border-top:1px dashed var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--ink-mute);
}
.guide-foot .read{color:var(--brand);font-weight:700;display:inline-flex;align-items:center;gap:4px;}
.guide-card:hover .guide-foot .read::after{transform:translateX(3px);}
.guide-foot .read::after{content:"→";transition:transform var(--t);}

/* ---------- steps ---------- */
.steps-band{
  margin-top:64px;
  background:var(--deep);
  border-radius:var(--radius-lg);
  padding:56px 48px;
  color:#fff;
  box-shadow:var(--shadow-dark);
}
.steps-band h2{color:#fff;font-size:32px;}
.steps-band .sub{
  margin-top:12px;
  font-size:15px;
  color:rgba(255,255,255,.72);
  max-width:640px;
}
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
  margin-top:36px;
}
.step{
  position:relative;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-md);
  padding:26px 24px;
  box-shadow:var(--shadow-dark);
  transition:transform var(--t),background var(--t),border-color var(--t);
}
.step:hover{transform:translateY(-3px);background:rgba(255,255,255,.1);border-color:rgba(47,209,174,.4);}
.step .idx{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  font-size:14px;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
}
.step h3{color:#fff;font-size:19px;margin-bottom:8px;}
.step p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.75;}

/* ---------- faq ---------- */
.faq-list{
  display:flex;
  flex-direction:column;
  gap:14px;
  max-width:900px;
}
.faq-item{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:rgba(108,60,245,.3);box-shadow:var(--shadow-hover);}
.faq-item[open]::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:0;
  height:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2),var(--mint));
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:56px;
  padding:16px 24px;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  position:relative;
  width:26px;
  height:26px;
  flex-shrink:0;
  border-radius:50%;
  background:rgba(108,60,245,.1);
  transition:transform var(--t),background var(--t);
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  background:var(--brand);
  border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:rgba(108,60,245,.16);}
.faq-answer{
  padding:0 24px 20px;
  font-size:16px;
  color:var(--ink-soft);
  line-height:1.8;
}

/* ---------- cta banner ---------- */
.cta-banner{
  margin-top:64px;
  border-radius:var(--radius-lg);
  padding:56px 48px;
  background:linear-gradient(120deg,rgba(108,60,245,.94),rgba(164,92,255,.86));
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  box-shadow:0 18px 44px rgba(108,60,245,.28);
}
.cta-banner h2{color:#fff;font-size:32px;}
.cta-banner p{
  margin-top:12px;
  font-size:15px;
  color:rgba(255,255,255,.86);
  max-width:560px;
}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0;}
.cta-banner .btn-ghost{
  background:rgba(255,255,255,.14);
  border-color:rgba(255,255,255,.36);
  color:#fff;
}
.cta-banner .btn-ghost:hover{background:rgba(255,255,255,.24);color:#fff;border-color:#fff;}
.cta-banner .btn-primary{
  background:#fff;
  color:var(--brand);
  box-shadow:0 10px 24px rgba(36,26,58,.24);
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:80px;
  background:var(--deep);
  color:#fff;
  padding:64px 0 28px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.2fr 1.3fr;
  gap:40px;
}
.footer-brand .logo-mark{background:linear-gradient(135deg,var(--brand),var(--brand-2));}
.footer-brand .logo-main{color:#fff;}
.footer-brand .logo-sub{color:rgba(255,255,255,.55);}
.footer-brand p{
  margin-top:18px;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,255,255,.66);
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col ul li{
  line-height:40px;
  font-size:14px;
  color:rgba(255,255,255,.66);
}
.footer-col a{color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--mint);}
.footer-subscribe p{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.66);
  margin-bottom:14px;
}
.subscribe-form{
  display:flex;
  gap:8px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:999px;
  padding:5px;
  transition:border-color var(--t),box-shadow var(--t);
}
.subscribe-form:focus-within{
  border-color:var(--mint);
  box-shadow:0 0 0 3px rgba(47,209,174,.2);
}
.subscribe-form input{
  flex:1;
  min-width:0;
  height:38px;
  padding:0 14px;
  background:transparent;
  border:0;
  color:#fff;
  font-size:14px;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45);}
.subscribe-form input:focus{outline:none;}
.subscribe-form button{
  height:38px;
  padding:0 18px;
  border-radius:999px;
  font-size:14px;
  font-weight:700;
  color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  transition:filter var(--t),transform var(--t);
}
.subscribe-form button:hover{filter:brightness(1.08);transform:translateY(-1px);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.footer-bottom p,
.footer-bottom span{
  font-size:13px;
  color:rgba(255,255,255,.6);
}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap;}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .search-box input{width:160px;}
  .header-inner{gap:18px;}
}
@media (max-width:1023px){
  .nav{display:none;}
  .search-box{display:none;}
  .login-link{display:none;}
  .header-actions .btn-primary{display:none;}
  .burger{display:flex;}
  .channel-head{padding:40px 32px;}
  .channel-head h1{font-size:34px;}
  .section-head h2,.steps-band h2,.cta-banner h2{font-size:26px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .featured{grid-template-columns:1fr;}
  .featured-media{min-height:240px;position:relative;}
  .featured-body{padding:28px 26px;}
  .steps-band{padding:40px 30px;}
  .steps{grid-template-columns:1fr 1fr;}
  .cta-banner{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .header-inner{height:60px;}
  .channel-head{padding:32px 22px;border-radius:20px;}
  .channel-head h1{font-size:28px;}
  .channel-head .lead{font-size:15px;}
  .section{padding:40px 0 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .section-head h2{font-size:24px;}
  .card-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .steps-band{padding:32px 22px;margin-top:44px;}
  .cta-banner{margin-top:44px;padding:32px 22px;border-radius:20px;}
  .faq-item summary{font-size:15px;padding:14px 18px;}
  .faq-answer{padding:0 18px 18px;font-size:15px;}
  .footer-top{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .site-footer{padding:48px 0 24px;margin-top:56px;}
}
@media (max-width:480px){
  .channel-head h1{font-size:24px;}
  .badge{font-size:12px;height:30px;padding:0 12px;}
  .featured-body h3{font-size:20px;}
  .btn{height:42px;padding:0 18px;font-size:14px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --brand:#6C3CF5;
  --brand-2:#A45CFF;
  --mint:#2FD1AE;
  --accent:#FF7A3D;
  --ink:#241A3A;
  --body:#2A2440;
  --muted:#6B6580;
  --hint:#9A94AD;
  --bg:#F7F5FB;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --soft:#EFE9FC;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --sh:0 8px 24px rgba(58,32,120,.08);
  --sh-hover:0 16px 40px rgba(58,32,120,.14);
  --sh-dark:0 10px 30px rgba(0,0,0,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.02em;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:3px solid rgba(108,60,245,.45);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(58,32,120,.08)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;display:grid;place-items:center;
  font-size:16px;font-weight:800;
  box-shadow:0 6px 14px rgba(108,60,245,.28);
}
.logo-main{display:block;font-size:17px;font-weight:800;color:var(--ink);line-height:1.2}
.logo-sub{display:block;font-size:11px;color:var(--muted);letter-spacing:.12em;line-height:1.2}
.nav{display:flex;align-items:center;gap:4px;margin:0 auto}
.nav-link{
  position:relative;
  padding:8px 14px;border-radius:999px;
  font-size:15px;color:var(--muted);
  transition:color .25s var(--ease),background .25s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--ink);background:#F4F0FD}
.nav-link.active{color:var(--ink);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:3px;border-radius:999px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:210px;height:40px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  color:var(--hint);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(108,60,245,.16);color:var(--brand)}
.search-box input{
  border:0;outline:0;background:transparent;width:100%;font-size:14px;color:var(--body);
}
.search-box input::placeholder{color:var(--hint)}
.login-link{font-size:15px;color:var(--muted);transition:color .25s var(--ease)}
.login-link:hover{color:var(--brand)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;gap:4px;flex-direction:column;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;box-shadow:0 8px 20px rgba(108,60,245,.26);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(108,60,245,.34)}
.btn-ghost{
  background:#fff;color:var(--ink);border:1px solid var(--line);
}
.btn-ghost:hover{border-color:rgba(108,60,245,.45);color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh)}
.btn-light{
  background:#fff;color:var(--brand);
}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.18)}
.btn-outline-light{
  background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.4);
}
.btn-outline-light:hover{background:rgba(255,255,255,.18);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}

/* ---------- Drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;background:#fff;
  transform:translateX(100%);transition:transform .3s var(--ease);
  display:flex;flex-direction:column;padding:20px 24px 32px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  font-size:22px;line-height:1;color:var(--muted);display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  height:48px;display:flex;align-items:center;
  font-size:16px;color:var(--body);border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--brand);font-weight:700}
.drawer-foot{margin-top:28px}

/* ---------- Channel hero ---------- */
.channel-hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:
    linear-gradient(108deg,rgba(36,26,58,.92) 0%,rgba(76,45,160,.82) 48%,rgba(164,92,255,.6) 100%),
    url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
}
.channel-hero .container{position:relative;z-index:2;padding-top:30px;padding-bottom:64px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.86);transition:color .25s var(--ease)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:#fff;font-weight:600}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;margin-top:34px}
.pill-label{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.14);color:#fff;
  font-size:12px;font-weight:600;letter-spacing:.06em;
  border:1px solid rgba(255,255,255,.22);
}
.channel-hero h1{
  color:#fff;font-size:46px;font-weight:800;margin:20px 0 16px;letter-spacing:-.02em;
}
.hero-sub{font-size:18px;font-weight:600;color:#F3ECFF;margin-bottom:14px}
.hero-text{font-size:16px;color:rgba(255,255,255,.82);max-width:620px;line-height:1.85}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.stat-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;
  background:rgba(255,255,255,.13);
  color:#C8FFEF;font-size:13px;font-weight:600;
  font-variant-numeric:tabular-nums;
  border:1px solid rgba(255,255,255,.14);
}
.stat-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint)}
.hero-visual{position:relative;min-height:240px}
.hero-visual img{
  position:absolute;border-radius:20px;border:4px solid #fff;
  box-shadow:0 18px 40px rgba(20,10,50,.42);
  object-fit:cover;background:var(--soft);
}
.hero-visual img:first-child{width:70%;height:190px;left:0;top:10px;transform:rotate(-3deg)}
.hero-visual img:last-child{width:56%;height:150px;right:0;bottom:0;transform:rotate(3deg)}
.hero-float{
  position:absolute;right:6%;top:-6px;z-index:3;
  padding:10px 18px;border-radius:999px;
  background:#fff;color:var(--brand);font-size:13px;font-weight:700;
  box-shadow:0 12px 26px rgba(20,10,50,.28);
  font-variant-numeric:tabular-nums;
}

/* ---------- Filter bar ---------- */
.filter-wrap{position:relative;z-index:5;margin-top:-30px}
.filter-bar{
  display:flex;align-items:center;gap:8px;
  padding:10px;background:#fff;border:1px solid var(--line);
  border-radius:999px;box-shadow:var(--sh);
  overflow-x:auto;scrollbar-width:none;
}
.filter-bar::-webkit-scrollbar{display:none}
.chip{
  padding:10px 20px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--muted);
  white-space:nowrap;
  transition:background .25s var(--ease),color .25s var(--ease);
}
.chip:hover{background:#F4F0FD;color:var(--ink)}
.chip.active{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;box-shadow:0 6px 16px rgba(108,60,245,.28);
}

/* ---------- Section basics ---------- */
.section{padding:96px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:32px}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}
.eyebrow{
  display:inline-block;margin-bottom:14px;
  font-size:12px;font-weight:700;letter-spacing:.14em;
  color:var(--brand);text-transform:uppercase;
}

/* ---------- Timeline ---------- */
.timeline{position:relative}
.timeline::before{
  content:"";position:absolute;left:96px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,rgba(164,92,255,.5) 60%,rgba(164,92,255,.08) 100%);
}
.tl-item{
  position:relative;
  display:grid;grid-template-columns:96px minmax(0,1fr);
  gap:34px;padding-bottom:26px;
}
.tl-item::before{
  content:"";position:absolute;left:90px;top:26px;
  width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);
  box-shadow:0 0 0 5px rgba(108,60,245,.12);
  z-index:2;
}
.tl-meta{padding-top:16px;text-align:right;padding-right:0}
.tl-meta time{
  display:block;font-size:14px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.tl-tag{
  display:inline-block;margin-top:8px;
  padding:4px 10px;border-radius:8px;
  background:var(--soft);color:var(--brand);
  font-size:12px;font-weight:600;
}
.tl-card{
  display:flex;gap:22px;
  padding:24px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(108,60,245,.3)}
.tl-body{flex:1;min-width:0}
.tl-head{display:flex;align-items:flex-start;gap:14px;justify-content:space-between}
.tl-head h3{font-size:18px;line-height:1.45}
.score{
  flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  min-width:54px;height:32px;padding:0 12px;border-radius:999px;
  background:rgba(47,209,174,.14);color:#12866F;
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
}
.tl-desc{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.8}
.tl-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:14px;font-weight:600;color:var(--brand);
  transition:gap .25s var(--ease),color .25s var(--ease);
}
.tl-link:hover{gap:12px;color:var(--brand-2)}
.tl-thumb{
  width:186px;height:118px;flex-shrink:0;object-fit:cover;
  border-radius:var(--r-sm);background:var(--soft);
}

/* ---------- Deep section ---------- */
.section-deep{background:var(--ink);color:#fff;padding:96px 0}
.section-deep .section-head h2{color:#fff}
.section-deep .section-head p{color:rgba(255,255,255,.68)}
.section-deep .eyebrow{color:var(--mint)}
.deep-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.metric-list{display:flex;flex-direction:column;gap:14px}
.metric{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-md);
  padding:18px 22px;
  box-shadow:var(--sh-dark);
  transition:background .25s var(--ease),transform .25s var(--ease);
}
.metric:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.metric-top{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.metric-name{font-size:16px;font-weight:700;color:#fff}
.metric-value{font-size:14px;font-weight:700;color:var(--mint);font-variant-numeric:tabular-nums}
.metric-bar{margin-top:12px;height:6px;border-radius:999px;background:rgba(255,255,255,.14);overflow:hidden}
.metric-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--mint),#7BE9D3)}
.metric-note{margin-top:10px;font-size:13px;color:rgba(255,255,255,.62);line-height:1.7}
.deep-copy h2{color:#fff;font-size:32px;margin-bottom:18px}
.deep-copy p{color:rgba(255,255,255,.72);font-size:16px;line-height:1.85;margin-bottom:16px}
.deep-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.deep-tags span{
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.1);color:#C8FFEF;
}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px}
.faq-item{
  position:relative;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);margin-bottom:14px;
  overflow:hidden;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item:hover{border-color:rgba(108,60,245,.3);box-shadow:var(--sh)}
.faq-item::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  opacity:0;transition:opacity .25s var(--ease);
}
.faq-item[open]::before{opacity:1}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;min-height:56px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex-shrink:0;
  width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--soft);color:var(--brand);
  font-size:17px;font-weight:700;line-height:1;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-answer{padding:0 24px 22px;font-size:15px;color:var(--muted);line-height:1.85}

/* ---------- CTA banner ---------- */
.cta-banner{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  padding:64px 56px;
  color:#fff;
  background-image:
    linear-gradient(115deg,rgba(76,40,180,.94) 0%,rgba(108,60,245,.9) 45%,rgba(164,92,255,.82) 100%),
    url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  box-shadow:0 20px 48px rgba(58,32,120,.24);
}
.cta-banner h2{color:#fff;font-size:34px;max-width:640px}
.cta-banner p{margin-top:14px;color:rgba(255,255,255,.85);font-size:16px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:72px 0 28px;margin-top:0}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1.3fr;
  gap:44px;padding-bottom:44px;
}
.footer-brand .logo{margin-bottom:18px}
.footer-brand .logo-mark{box-shadow:none}
.footer-brand .logo-main{color:#fff}
.footer-brand .logo-sub{color:rgba(255,255,255,.55)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col li{font-size:14px;line-height:1.6}
.footer-col a{color:rgba(255,255,255,.66);transition:color .25s var(--ease)}
.footer-col a:hover{color:#fff}
.footer-subscribe p{font-size:14px;color:rgba(255,255,255,.62);margin-bottom:14px}
.subscribe-form{display:flex;gap:8px;flex-wrap:wrap}
.subscribe-form input{
  flex:1;min-width:150px;height:42px;padding:0 16px;
  border-radius:999px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.08);color:#fff;font-size:14px;outline:0;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45)}
.subscribe-form input:focus{border-color:var(--mint);box-shadow:0 0 0 3px rgba(47,209,174,.22)}
.subscribe-form button{
  height:42px;padding:0 22px;border-radius:999px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;font-size:14px;font-weight:600;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.subscribe-form button:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(108,60,245,.4)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.55)}
.footer-bottom .links span{font-size:13px;color:rgba(255,255,255,.42)}

/* ---------- Responsive ---------- */
@media (max-width:1180px){
  .search-box{display:none}
  .nav-link{padding:8px 10px;font-size:14px}
}
@media (max-width:1024px){
  .nav,.login-link{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:64px;justify-content:space-between}
  .channel-hero h1{font-size:38px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-visual{min-height:220px;max-width:520px}
  .section,.section-deep{padding:72px 0}
  .deep-grid{grid-template-columns:1fr;gap:36px}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .timeline::before{left:72px}
  .tl-item{grid-template-columns:72px minmax(0,1fr);gap:26px}
  .tl-item::before{left:66px}
  .tl-thumb{width:150px;height:100px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .channel-hero .container{padding-top:22px;padding-bottom:56px}
  .channel-hero h1{font-size:32px}
  .hero-sub{font-size:16px}
  .hero-text{font-size:15px}
  .hero-visual{display:none}
  .section,.section-deep{padding:56px 0}
  .section-head h2,.deep-copy h2{font-size:24px}
  .filter-wrap{margin-top:-24px}
  .timeline::before{left:7px;top:10px;bottom:10px}
  .tl-item{grid-template-columns:1fr;gap:12px;padding-left:30px;padding-bottom:20px}
  .tl-item::before{left:1px;top:22px;width:14px;height:14px}
  .tl-meta{display:flex;align-items:center;gap:10px;padding-top:0;text-align:left}
  .tl-tag{margin-top:0}
  .tl-card{padding:18px;flex-direction:column}
  .tl-thumb{width:100%;height:150px}
  .cta-banner{padding:40px 24px;border-radius:var(--r-md)}
  .cta-banner h2{font-size:24px}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .footer-col ul{gap:0}
  .footer-col li{border-bottom:1px solid rgba(255,255,255,.08)}
  .footer-col li a,.footer-col li span{display:flex;align-items:center;min-height:40px;font-size:14px}
  .site-footer{padding-top:52px}
}
@media (max-width:480px){
  .channel-hero h1{font-size:28px}
  .btn{padding:12px 20px;font-size:14px}
  .cta-actions .btn{width:100%}
  .stat-pill{font-size:12px;padding:8px 14px}
  .logo-main{font-size:16px}
}

/* roulang page: category4 */
:root{
  --brand:#6C3CF5;
  --brand-2:#A45CFF;
  --mint:#2FD1AE;
  --accent:#FF7A3D;
  --ink:#241A3A;
  --bg:#F7F5FB;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --text:#2A2440;
  --muted:#6B6580;
  --dim:#9A94AD;
  --grad:linear-gradient(135deg,#6C3CF5 0%,#A45CFF 100%);
  --grad-soft:linear-gradient(135deg,rgba(108,60,245,.10) 0%,rgba(164,92,255,.10) 100%);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow:0 8px 24px rgba(58,32,120,.08);
  --shadow-hover:0 16px 40px rgba(58,32,120,.14);
  --shadow-dark:0 10px 30px rgba(0,0,0,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  margin:0;
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.25;
  color:var(--ink);
}

p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease),background-color .25s var(--ease),border-color .25s var(--ease);}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
input{font-family:inherit;}

:focus-visible{outline:3px solid rgba(108,60,245,.35);outline-offset:2px;border-radius:6px;}

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

.section{padding:96px 0;}
.section-tight{padding:64px 0;}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
  flex-wrap:wrap;
}
.section-head h2{font-size:32px;}
.section-head p{color:var(--muted);font-size:15px;max-width:640px;margin-top:10px;}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--grad-soft);
  color:var(--brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;border-radius:999px;
  background:var(--brand);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  line-height:1;
  cursor:pointer;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background-color .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 10px 24px rgba(108,60,245,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(108,60,245,.36);}
.btn-secondary{
  background:#fff;
  color:var(--ink);
  border-color:#D9D2EE;
  box-shadow:var(--shadow);
}
.btn-secondary:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-ghost{
  background:transparent;
  color:var(--ink);
  padding:13px 8px;
}
.btn-ghost:hover{color:var(--brand);}
.btn-ghost .arrow{transition:transform .25s var(--ease);}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn-accent{
  background:linear-gradient(135deg,#FF7A3D 0%,#FF9A66 100%);
  color:#fff;
  box-shadow:0 10px 24px rgba(255,122,61,.28);
}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,122,61,.36);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(58,32,120,.08);}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:72px;
}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.logo-mark{
  width:36px;height:36px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  display:grid;place-items:center;
  font-size:16px;font-weight:800;
  box-shadow:0 6px 16px rgba(108,60,245,.3);
}
.logo-text{display:flex;flex-direction:column;line-height:1.12;}
.logo-main{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
.logo-sub{font-size:11px;color:var(--muted);letter-spacing:.1em;}

.nav{display:flex;align-items:center;gap:2px;flex:1;}
.nav-link{
  position:relative;
  padding:10px 13px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
}
.nav-link:hover{color:var(--ink);background:#F2EDFD;}
.nav-link.active{color:var(--ink);font-weight:700;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:1px;
  height:3px;border-radius:999px;
  background:var(--grad);
}

.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.search-box{
  display:flex;align-items:center;gap:6px;
  height:40px;
  padding:0 5px 0 14px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#F7F5FB;
  min-width:214px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background-color .25s var(--ease);
}
.search-box:focus-within{
  border-color:var(--brand);
  background:#fff;
  box-shadow:0 0 0 3px rgba(108,60,245,.15);
}
.search-box input{
  border:0;background:transparent;outline:none;
  width:100%;font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:var(--dim);}
.search-box button{
  width:30px;height:30px;flex:none;
  border:0;border-radius:999px;
  background:var(--grad);
  color:#fff;
  display:grid;place-items:center;
  font-size:12px;
  transition:transform .25s var(--ease);
}
.search-box button:hover{transform:scale(1.06);}
.login-link{font-size:15px;font-weight:500;color:var(--muted);padding:6px 2px;}
.login-link:hover{color:var(--brand);}

.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  align-items:center;justify-content:center;
  flex-direction:column;
  gap:5px;
  padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);}

/* ---------- 移动端抽屉 ---------- */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:140;
  background:#fff;
  padding:20px 24px 40px;
  display:none;
  flex-direction:column;
  overflow-y:auto;
}
.mobile-drawer.open{display:flex;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-close{
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#F7F5FB;
  color:var(--ink);
  font-size:20px;
  line-height:1;
  display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--brand);}
.drawer-actions{margin-top:28px;display:flex;flex-direction:column;gap:14px;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding-top:26px;
  font-size:14px;
  color:var(--muted);
}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--dim);}
.breadcrumb .current{color:var(--ink);font-weight:600;}

/* ---------- 频道头 ---------- */
.channel-hero{
  margin-top:20px;
  position:relative;
  border-radius:28px;
  overflow:hidden;
  padding:60px 56px 56px;
  color:#fff;
  background-image:linear-gradient(115deg,rgba(36,26,58,.90) 0%,rgba(108,60,245,.76) 62%,rgba(164,92,255,.70) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  box-shadow:0 20px 50px rgba(58,32,120,.22);
}
.channel-hero h1{
  color:#fff;
  font-size:46px;
  max-width:760px;
  margin-bottom:18px;
}
.channel-hero .hero-lead{
  max-width:660px;
  font-size:16px;
  color:rgba(255,255,255,.86);
  line-height:1.85;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;
  border-radius:999px;
  background:rgba(47,209,174,.16);
  color:#8FF0DC;
  font-size:13px;
  font-weight:600;
  font-variant-numeric:tabular-nums;
}
.badge::before{
  content:"";
  width:6px;height:6px;border-radius:999px;
  background:var(--mint);
  flex:none;
}
.badge.on-dark{background:rgba(255,255,255,.10);color:#C9F6EC;}

/* ---------- 筛选胶囊 ---------- */
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  padding:36px 0 0;
}
.pill{
  padding:9px 20px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:14px;
  font-weight:600;
  transition:all .25s var(--ease);
}
.pill:hover{border-color:rgba(108,60,245,.4);color:var(--brand);}
.pill.active{
  background:var(--grad);
  color:#fff;
  border-color:transparent;
  box-shadow:0 8px 20px rgba(108,60,245,.28);
}

/* ---------- 图文交错行 ---------- */
.alt-list{display:flex;flex-direction:column;gap:40px;}
.alt-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:44px;
  align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:32px;
  box-shadow:var(--shadow);
  transition:box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.alt-row:hover{box-shadow:var(--shadow-hover);border-color:rgba(108,60,245,.28);}
.alt-row.reverse .alt-media{order:2;}
.alt-row.reverse .alt-body{order:1;}

.alt-media{
  position:relative;
  border-radius:var(--radius-md);
  overflow:hidden;
  background:#EFE9FB;
  box-shadow:0 12px 28px rgba(58,32,120,.14);
}
.alt-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .35s var(--ease);
}
.alt-row:hover .alt-media img{transform:scale(1.03);}
.media-tag{
  position:absolute;
  left:14px;top:14px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.94);
  color:var(--brand);
  font-size:12px;
  font-weight:800;
  letter-spacing:.04em;
  box-shadow:0 6px 16px rgba(58,32,120,.16);
}
.media-stat{
  position:absolute;
  right:14px;bottom:14px;
  padding:7px 14px;
  border-radius:999px;
  background:rgba(36,26,58,.82);
  color:#8FF0DC;
  font-size:12px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}

.alt-body h3{font-size:22px;margin-bottom:12px;}
.alt-body .alt-desc{color:var(--muted);font-size:15px;line-height:1.8;}
.check-list{margin:18px 0 22px;display:flex;flex-direction:column;gap:8px;}
.check-list li{
  display:flex;
  gap:10px;
  font-size:15px;
  color:var(--text);
}
.check-list li::before{
  content:"";
  width:8px;height:8px;
  border-radius:999px;
  background:var(--mint);
  margin-top:9px;
  flex:none;
}
.alt-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.alt-foot .meta{
  font-size:13px;
  color:var(--dim);
  font-variant-numeric:tabular-nums;
}

/* ---------- 三步流程 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.step-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:30px 26px;
  box-shadow:var(--shadow);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.step-num{
  width:42px;height:42px;
  border-radius:14px;
  background:var(--grad-soft);
  color:var(--brand);
  font-weight:800;
  font-size:15px;
  display:grid;place-items:center;
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;
}
.step-card h3{font-size:18px;margin-bottom:10px;}
.step-card p{font-size:15px;color:var(--muted);line-height:1.8;}

/* ---------- 深色数据带 ---------- */
.stats-band{
  background:var(--ink);
  border-radius:28px;
  padding:52px 48px;
  color:#fff;
  box-shadow:var(--shadow-dark);
}
.stats-band h2{color:#fff;font-size:28px;}
.stats-band .band-sub{color:rgba(255,255,255,.66);font-size:15px;margin-top:10px;max-width:620px;}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:36px;
}
.stat-item{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:18px;
  padding:22px 20px;
}
.stat-num{
  font-size:32px;
  font-weight:800;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(135deg,#FFFFFF 0%,#C9F6EC 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  line-height:1.2;
}
.stat-label{font-size:13px;color:rgba(255,255,255,.66);margin-top:8px;}

/* ---------- 结尾 CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:28px;
  padding:64px 56px;
  color:#fff;
  background:linear-gradient(120deg,#5B2FE0 0%,#6C3CF5 48%,#A45CFF 100%);
  box-shadow:0 24px 56px rgba(108,60,245,.28);
}
.cta-band::after{
  content:"";
  position:absolute;
  width:340px;height:340px;
  right:-90px;top:-120px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,209,174,.42) 0%,rgba(47,209,174,0) 70%);
}
.cta-band h2{color:#fff;font-size:32px;max-width:620px;position:relative;z-index:1;}
.cta-band p{
  color:rgba(255,255,255,.86);
  font-size:15px;
  margin-top:14px;
  max-width:560px;
  position:relative;
  z-index:1;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;position:relative;z-index:1;}
.cta-band .btn-secondary{background:#fff;border-color:#fff;color:var(--brand);}
.cta-band .btn-secondary:hover{color:var(--ink);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  padding:72px 0 28px;
  margin-top:96px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand .logo-main{color:#fff;}
.footer-brand .logo-sub{color:rgba(255,255,255,.55);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px;}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:4px;}
.footer-col li a,.footer-col li span{
  display:inline-block;
  font-size:14px;
  color:rgba(255,255,255,.62);
  line-height:2;
}
.footer-col li a:hover{color:var(--mint);}
.footer-subscribe p{font-size:14px;color:rgba(255,255,255,.62);margin-bottom:14px;line-height:1.8;}
.subscribe-form{display:flex;gap:8px;flex-wrap:wrap;}
.subscribe-form input{
  flex:1 1 160px;
  min-width:0;
  height:44px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:14px;
  outline:none;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.42);}
.subscribe-form input:focus{border-color:var(--mint);box-shadow:0 0 0 3px rgba(47,209,174,.22);}
.subscribe-form button{
  height:44px;
  padding:0 22px;
  border-radius:999px;
  border:0;
  background:var(--grad);
  color:#fff;
  font-size:14px;
  font-weight:700;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.subscribe-form button:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(108,60,245,.4);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.footer-bottom p,.footer-bottom span{font-size:13px;color:rgba(255,255,255,.55);}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav-link{padding:10px 10px;font-size:14px;}
  .search-box{min-width:170px;}
}

@media (max-width:1023px){
  .nav,.search-box,.login-link,.header-actions > .btn{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{height:64px;justify-content:space-between;}
  .section{padding:72px 0;}
  .channel-hero{padding:44px 36px 40px;}
  .channel-hero h1{font-size:34px;}
  .alt-row{grid-template-columns:1fr;gap:24px;padding:24px;}
  .alt-row.reverse .alt-media{order:1;}
  .alt-row.reverse .alt-body{order:2;}
  .steps{grid-template-columns:1fr;gap:16px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stats-band{padding:40px 32px;}
  .cta-band{padding:48px 36px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand p{max-width:none;}
}

@media (max-width:767px){
  .section{padding:56px 0;}
  .section-head h2{font-size:24px;}
  .channel-hero{border-radius:22px;padding:34px 24px 32px;margin-top:16px;}
  .channel-hero h1{font-size:28px;margin-bottom:14px;}
  .channel-hero .hero-lead{font-size:15px;}
  .hero-badges{gap:8px;margin-top:22px;}
  .badge{padding:7px 13px;font-size:12px;}
  .filter-row{padding-top:26px;gap:10px;}
  .pill{padding:8px 16px;font-size:13px;}
  .alt-body h3{font-size:19px;}
  .stats-band{border-radius:22px;padding:32px 22px;}
  .stats-band h2{font-size:22px;}
  .stats-grid{gap:14px;margin-top:26px;}
  .stat-num{font-size:26px;}
  .cta-band{border-radius:22px;padding:36px 24px;}
  .cta-band h2{font-size:24px;}
  .cta-actions .btn{width:100%;}
  .site-footer{padding:52px 0 24px;margin-top:64px;}
  .footer-top{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .breadcrumb{font-size:13px;padding-top:18px;}
}

@media (max-width:480px){
  .container{padding:0 18px;}
  .channel-hero h1{font-size:25px;}
  .logo-main{font-size:16px;}
  .logo-sub{font-size:10px;}
  .section-head{gap:12px;}
  .btn{padding:12px 22px;font-size:14px;}
  .steps .step-card{padding:24px 20px;}
  .media-stat{display:none;}
}

/* roulang page: category5 */
:root{
  --primary:#6C3CF5;
  --primary-2:#A45CFF;
  --mint:#2FD1AE;
  --mint-deep:#12907A;
  --accent:#FF7A3D;
  --ink:#241A3A;
  --bg:#F7F5FB;
  --card:#FFFFFF;
  --line:#E9E4F5;
  --text:#2A2440;
  --muted:#6B6580;
  --disabled:#9A94AD;
  --danger:#E5484D;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-sm:0 8px 24px rgba(58,32,120,.08);
  --shadow-lg:0 16px 40px rgba(58,32,120,.14);
  --shadow-dark:0 10px 30px rgba(0,0,0,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:.25s var(--ease);
  --container:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(108,60,245,.38);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(58,32,120,.08);}
.header-inner{
  display:flex;align-items:center;gap:20px;
  height:72px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;font-size:17px;font-weight:800;letter-spacing:0;
  box-shadow:0 6px 16px rgba(108,60,245,.28);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-main{font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--ink);}
.logo-sub{font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.06em;margin-top:3px;}

.nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;
  padding:10px 14px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--muted);
  transition:color var(--t),background var(--t);
  white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:rgba(108,60,245,.06);}
.nav-link.active{color:var(--ink);font-weight:700;background:rgba(108,60,245,.07);}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:999px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
}

.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 16px;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:999px;
  min-width:210px;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.search-box:focus-within{
  border-color:var(--primary);
  background:#fff;
  box-shadow:0 0 0 3px rgba(108,60,245,.14);
}
.search-box svg{flex-shrink:0;stroke:var(--muted);}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:var(--disabled);}
.login-link{font-size:14px;font-weight:500;color:var(--muted);padding:8px 4px;transition:color var(--t);}
.login-link:hover{color:var(--primary);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;box-shadow:0 10px 24px rgba(108,60,245,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(108,60,245,.36);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:#fff;color:var(--ink);border:1px solid var(--line);
}
.btn-ghost:hover{border-color:rgba(108,60,245,.5);color:var(--primary);box-shadow:var(--shadow-sm);}
.btn-ghost:active{transform:translateY(1px);}
.btn-line{
  background:transparent;color:#fff;border:1px solid rgba(255,255,255,.42);
}
.btn-line:hover{background:rgba(255,255,255,.14);}
.btn-sm{height:36px;padding:0 16px;font-size:13px;}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;}

.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:12px;
  align-items:center;justify-content:center;
  background:var(--bg);border:1px solid var(--line);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-close{display:none;}

/* ============ 面包屑 ============ */
.breadcrumb-wrap{padding:22px 0 6px;}
.breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--muted);}
.breadcrumb a{color:var(--muted);transition:color var(--t);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--disabled);}
.breadcrumb .current{color:var(--ink);font-weight:600;}

/* ============ 频道头 ============ */
.channel-head{
  position:relative;
  margin-top:12px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background-image:linear-gradient(115deg,rgba(36,26,58,.86) 0%,rgba(108,60,245,.78) 52%,rgba(164,92,255,.66) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  box-shadow:var(--shadow-lg);
}
.channel-head-inner{
  position:relative;z-index:2;
  padding:52px 48px 48px;
  max-width:820px;
}
.channel-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.14);
  color:#E7DEFF;font-size:12px;font-weight:600;letter-spacing:.08em;
  border:1px solid rgba(255,255,255,.18);
}
.channel-head h1{
  color:#fff;font-size:46px;line-height:1.2;margin-top:18px;
  text-shadow:0 6px 24px rgba(24,14,48,.4);
}
.channel-head h1 em{
  font-style:normal;
  background:linear-gradient(90deg,#FFFFFF,#D6C4FF);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.channel-desc{
  margin-top:16px;color:rgba(255,255,255,.86);font-size:16px;line-height:1.85;max-width:660px;
}
.channel-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 16px;border-radius:999px;
  font-size:13px;font-weight:600;
  background:rgba(47,209,174,.16);
  color:#8CF2DC;
  border:1px solid rgba(47,209,174,.28);
  font-variant-numeric:tabular-nums;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint);flex-shrink:0;}
.badge b{font-weight:800;color:#fff;}

/* ============ 筛选胶囊 ============ */
.filter-bar{padding:36px 0 8px;}
.filter-inner{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.filter-label{font-size:13px;font-weight:600;color:var(--muted);margin-right:6px;letter-spacing:.04em;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--muted);
  background:#fff;border:1px solid var(--line);
  transition:all var(--t);
}
.chip:hover{color:var(--primary);border-color:rgba(108,60,245,.4);transform:translateY(-1px);box-shadow:var(--shadow-sm);}
.chip.is-active{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;border-color:transparent;
  box-shadow:0 10px 22px rgba(108,60,245,.26);
}

/* ============ 板块通用 ============ */
.section{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head h2{font-size:32px;}
.section-head .sub{margin-top:10px;color:var(--muted);font-size:15px;max-width:640px;}
.section-link{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;transition:gap var(--t);}
.section-link:hover{gap:12px;}

/* ============ 瀑布流卡片 ============ */
.masonry{columns:2;column-gap:var(--gap);}
.m-card{
  break-inside:avoid;
  display:block;
  margin-bottom:var(--gap);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.m-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(108,60,245,.3);}
.m-thumb{overflow:hidden;background:linear-gradient(135deg,#EDE6FF,#F7F5FB);}
.m-thumb img{width:100%;height:auto;object-fit:cover;transition:transform .35s var(--ease);}
.m-card:hover .m-thumb img{transform:scale(1.03);}
.m-cover-tall .m-thumb img{aspect-ratio:16/10;}
.m-cover-wide .m-thumb img{aspect-ratio:16/8;}
.m-body{padding:22px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.tag-version{background:rgba(108,60,245,.1);color:var(--primary);}
.tag-team{background:rgba(47,209,174,.14);color:var(--mint-deep);}
.tag-help{background:rgba(255,122,61,.13);color:#D9541B;}
.tag-newbie{background:rgba(108,60,245,.08);color:#5B4A8E;}
.tag-art{background:rgba(164,92,255,.14);color:#7A33D6;}
.tag-guild{background:rgba(47,209,174,.1);color:#0F7C69;}
.m-card h3{font-size:18px;margin-top:14px;line-height:1.4;transition:color var(--t);}
.m-card:hover h3{color:var(--primary);}
.m-card p.excerpt{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.75;}
.m-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--disabled);font-variant-numeric:tabular-nums;
}
.m-link{font-size:13px;font-weight:700;color:var(--primary);display:inline-flex;align-items:center;gap:4px;transition:gap var(--t);}
.m-link:hover{gap:9px;}

/* ============ FAQ ============ */
.faq-section{padding:56px 0;}
.faq-list{display:grid;gap:16px;max-width:880px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:0 24px;position:relative;overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:rgba(108,60,245,.32);box-shadow:var(--shadow-sm);}
.faq-item[open]{box-shadow:var(--shadow-sm);}
.faq-item[open]::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 0;
  font-size:17px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex-shrink:0;
  width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(108,60,245,.09);color:var(--primary);
  font-size:18px;font-weight:600;line-height:1;
  transition:transform var(--t),background var(--t);
}
.faq-item[open] summary::after{transform:rotate(45deg);background:rgba(108,60,245,.16);}
.faq-answer{padding:0 0 18px;font-size:15px;color:var(--muted);line-height:1.85;}

/* ============ CTA ============ */
.cta-band{padding:8px 0 88px;}
.cta-inner{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  padding:56px 56px;
  background-image:linear-gradient(120deg,rgba(36,26,58,.9),rgba(108,60,245,.86) 55%,rgba(164,92,255,.78)),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-lg);
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-inner h2{color:#fff;font-size:32px;max-width:520px;}
.cta-inner p{color:rgba(255,255,255,.82);margin-top:12px;font-size:15px;max-width:520px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:72px 0 28px;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.3fr;gap:40px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand .logo-main{color:#fff;}
.footer-brand .logo-sub{color:rgba(255,255,255,.55);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-col ul{display:grid;gap:4px;}
.footer-col li{line-height:40px;font-size:14px;}
.footer-col a,.footer-col span{color:rgba(255,255,255,.62);transition:color var(--t);}
.footer-col a:hover{color:#fff;}
.footer-subscribe p{font-size:14px;color:rgba(255,255,255,.6);margin-bottom:14px;line-height:1.7;}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap;}
.subscribe-form input{
  flex:1 1 160px;height:44px;padding:0 16px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:14px;outline:none;
  transition:border-color var(--t),box-shadow var(--t);
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.42);}
.subscribe-form input:focus{border-color:var(--mint);box-shadow:0 0 0 3px rgba(47,209,174,.22);}
.subscribe-form button{
  height:44px;padding:0 22px;border-radius:var(--radius-sm);
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;font-size:14px;font-weight:700;
  transition:transform var(--t),box-shadow var(--t);
}
.subscribe-form button:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(108,60,245,.4);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom .links{display:flex;gap:20px;flex-wrap:wrap;}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .header-inner{gap:14px;}
  .search-box{min-width:170px;}
  .nav-link{padding:10px 11px;font-size:14px;}
}
@media (max-width:1023px){
  .search-box{display:none;}
  .channel-head h1{font-size:36px;}
  .channel-head-inner{padding:44px 32px 40px;}
  .section-head h2{font-size:26px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{padding:44px 32px;}
  .cta-inner h2{font-size:26px;}
}
@media (max-width:900px){
  .nav-toggle{display:flex;}
  .login-link,.header-actions .btn-primary{display:none;}
  .nav{
    position:fixed;inset:0;z-index:80;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;padding:76px 24px 32px;margin:0;
    overflow-y:auto;
  }
  .site-header.menu-open .nav{display:flex;}
  .nav-link{
    height:48px;display:flex;align-items:center;border-radius:12px;
    font-size:16px;padding:0 14px;color:var(--ink);
  }
  .nav-link.active::after{display:none;}
  .nav-link.active{background:rgba(108,60,245,.09);color:var(--primary);}
  .nav-close{
    display:flex;position:absolute;top:16px;right:18px;
    width:42px;height:42px;border-radius:12px;align-items:center;justify-content:center;
    background:var(--bg);border:1px solid var(--line);font-size:20px;color:var(--ink);line-height:1;
  }
  .logo-sub{display:none;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .channel-head-inner{padding:34px 22px 32px;}
  .channel-head h1{font-size:32px;}
  .channel-desc{font-size:15px;}
  .masonry{columns:1;}
  .m-body{padding:18px;}
  .section{padding:40px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px;}
  .section-head h2{font-size:24px;}
  .cta-inner{padding:34px 22px;border-radius:20px;}
  .cta-band{padding-bottom:60px;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .filter-bar{padding:24px 0 4px;}
  .faq-item{padding:0 18px;}
  .faq-item summary{font-size:16px;}
}
@media (max-width:480px){
  .header-inner{height:60px;}
  .logo-mark{width:30px;height:30px;font-size:15px;border-radius:9px;}
  .logo-main{font-size:16px;}
  .channel-head h1{font-size:27px;}
  .btn{height:42px;padding:0 18px;font-size:14px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .badge{font-size:12px;padding:0 12px;}
}