/* roulang page: index */
:root{
  --primary:#6D28D9;
  --primary-deep:#5B21B6;
  --primary-soft:#F1EBFF;
  --accent:#F59E0B;
  --accent-deep:#D97706;
  --live:#22D3EE;
  --ink:#14101F;
  --ink-card:#1E1830;
  --mist:#F6F4FB;
  --text:#1A1523;
  --text-sub:#6B6478;
  --text-inv:#F5F2FF;
  --text-inv-sub:#A79FBB;
  --line:#E4DFF0;
  --line-inv:rgba(255,255,255,.08);
  --radius-card:16px;
  --radius-btn:12px;
  --radius-hero:18px;
  --shadow-soft:0 1px 2px rgba(20,16,31,.06), 0 8px 24px rgba(20,16,31,.06);
  --shadow-deep:0 8px 32px rgba(0,0,0,.35);
  --space-section:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--mist);
  color:var(--text);
  font-family:system-ui,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -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:none;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
::selection{background:rgba(109,40,217,.2);}
::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-track{background:rgba(20,16,31,.08);border-radius:8px;}
::-webkit-scrollbar-thumb{background:rgba(109,40,217,.45);border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:rgba(109,40,217,.7);}

.layout{display:flex;min-height:100vh;align-items:flex-start;}
/* ============ 侧栏 ============ */
.sidebar{
  width:232px;flex:0 0 232px;position:sticky;top:0;height:100vh;
  background:var(--ink);color:var(--text-inv);
  display:flex;flex-direction:column;gap:20px;
  padding:26px 18px 20px;
  border-right:1px solid var(--line-inv);
  overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:10px;padding:0 6px 18px;border-bottom:1px solid var(--line-inv);}
.brand-mark{position:relative;width:30px;height:30px;flex:0 0 30px;}
.brand-mark i{position:absolute;display:block;background:var(--primary);}
.brand-mark i:nth-child(1){width:19px;height:19px;border-radius:50%;top:0;left:0;background:var(--primary);}
.brand-mark i:nth-child(2){width:19px;height:19px;border-radius:50%;bottom:0;right:0;background:var(--accent);mix-blend-mode:screen;}
.brand-name{font-size:15px;font-weight:700;letter-spacing:.01em;line-height:1.35;}
.brand-name small{display:block;font-size:11px;font-weight:400;color:var(--text-inv-sub);letter-spacing:.06em;margin-top:2px;}
.nav{display:flex;flex-direction:column;gap:4px;}
.nav-label{font-size:11px;letter-spacing:.14em;color:var(--text-inv-sub);padding:4px 8px;text-transform:uppercase;}
.nav-item{
  display:flex;align-items:center;gap:10px;
  min-height:42px;padding:0 12px;border-radius:10px;
  font-size:15px;color:var(--text-inv-sub);
  border-left:3px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.55;flex:0 0 6px;}
.nav-item:hover{background:rgba(109,40,217,.28);color:#fff;border-left-color:var(--primary);}
.nav-item.active{background:rgba(109,40,217,.42);color:#fff;border-left-color:var(--accent);font-weight:600;}
.nav-item.active .dot{opacity:1;background:var(--live);}
.live-card{
  margin-top:auto;background:var(--ink-card);border:1px solid var(--line-inv);
  border-radius:14px;padding:14px;
}
.live-line{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-inv);font-weight:600;}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--live);box-shadow:0 0 0 4px rgba(34,211,238,.15);}
.live-time{font-size:12px;color:var(--text-inv-sub);margin-top:8px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums;}
.side-sub{
  display:block;text-align:center;border:1px solid rgba(245,158,11,.6);color:var(--accent);
  border-radius:var(--radius-btn);padding:9px 10px;font-size:13px;font-weight:600;
  transition:background .18s ease,color .18s ease,transform .15s ease;
}
.side-sub:hover{background:var(--accent);color:#231403;transform:translateY(-1px);}
.side-micro{font-size:11px;color:var(--text-inv-sub);line-height:1.7;}

/* ============ 移动端顶栏 / 抽屉 ============ */
.mobile-bar{
  display:none;align-items:center;justify-content:space-between;
  padding:12px 16px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:60;
  border-bottom:1px solid var(--line-inv);
}
.mobile-brand{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;}
.mobile-brand .brand-mark{width:24px;height:24px;flex:0 0 24px;}
.mobile-brand .brand-mark i:nth-child(1),
.mobile-brand .brand-mark i:nth-child(2){width:15px;height:15px;}
.burger{width:40px;height:40px;border-radius:10px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;background:rgba(255,255,255,.08);}
.burger span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;}
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:55;}
.overlay.show{display:block;}

/* ============ 主体 ============ */
.main-wrap{flex:1;min-width:0;display:flex;flex-direction:column;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px;}
.section{padding:var(--space-section) 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;}
.section-head h2{font-size:30px;font-weight:700;letter-spacing:-.01em;}
.section-head p{font-size:14px;color:var(--text-sub);margin-top:8px;}
.link-more{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;transition:gap .18s ease,color .18s ease;}
.link-more:hover{color:var(--primary-deep);gap:10px;}

/* 深色区 */
.dark-zone{background:var(--ink);color:var(--text-inv);}
.dark-zone .section-head h2{color:#fff;}
.dark-zone .section-head p{color:var(--text-inv-sub);}
.divider-line{height:1px;background:rgba(109,40,217,.16);border:0;margin:0;}

/* ============ Hero ============ */
.hero{
  position:relative;background-color:var(--ink);color:var(--text-inv);
  padding:64px 0 80px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.22;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(20,16,31,.94) 0%,rgba(20,16,31,.72) 46%,rgba(30,24,48,.86) 100%);
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:24px;align-items:stretch;}
.hero-cover{position:relative;border-radius:var(--radius-hero);overflow:hidden;box-shadow:var(--shadow-deep);min-height:320px;}
.hero-cover img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;}
.hero-cover .cover-mask{position:absolute;inset:0;background:rgba(20,16,31,.2);}
.pill{
  position:absolute;top:16px;left:16px;display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(20,16,31,.7);border:1px solid rgba(34,211,238,.5);color:#fff;backdrop-filter:blur(4px);
}
.pill .live-dot{width:7px;height:7px;box-shadow:none;}
.hero-panel{
  background:var(--ink-card);border:1px solid var(--line-inv);border-radius:var(--radius-hero);
  padding:26px 24px;display:flex;flex-direction:column;gap:18px;box-shadow:var(--shadow-deep);
}
.hero-eyebrow{font-size:12px;letter-spacing:.14em;color:var(--live);font-weight:600;}
.hero-panel h1{font-size:34px;line-height:1.3;font-weight:800;letter-spacing:-.01em;color:#fff;}
.hero-sub{font-size:14px;color:var(--text-inv-sub);line-height:1.8;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;}
.hero-meta span{
  font-size:12px;padding:5px 11px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-inv);color:var(--text-inv);
}
.countdown{display:flex;gap:10px;}
.countdown .unit{
  flex:1;background:rgba(255,255,255,.05);border:1px solid var(--line-inv);border-radius:12px;
  padding:10px 4px;text-align:center;
}
.countdown .num{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums;
  font-size:24px;font-weight:700;color:var(--accent);line-height:1.2;
}
.countdown .lab{font-size:11px;color:var(--text-inv-sub);margin-top:2px;}
.progress-track{height:4px;border-radius:999px;background:rgba(255,255,255,.1);overflow:hidden;}
.progress-fill{height:100%;width:62%;background:linear-gradient(90deg,var(--live),var(--primary));border-radius:999px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:2px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  transition:transform .15s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  border:1px solid transparent;
}
.btn-accent{background:var(--accent);color:#241503;}
.btn-accent:hover{background:#FFB020;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.32);}
.btn-ghost:hover{border-color:var(--live);color:var(--live);transform:translateY(-1px);}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-deep);transform:translateY(-1px);}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;
}
.hero-note{font-size:12px;color:var(--text-inv-sub);}

/* ============ 看点列表 ============ */
.highlight-list{border-top:1px solid var(--line-inv);}
.highlight-row{
  display:grid;grid-template-columns:64px minmax(0,1fr) 170px;align-items:center;gap:18px;
  min-height:88px;padding:16px 12px;border-bottom:1px solid var(--line-inv);
  transition:background .18s ease;
}
.highlight-row:hover{background:rgba(255,255,255,.04);}
.highlight-num{
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(109,40,217,.75);
  color:var(--primary-soft);display:flex;align-items:center;justify-content:center;
  font-family:ui-monospace,monospace;font-size:14px;font-weight:700;
}
.highlight-row h3{font-size:19px;font-weight:600;color:#fff;}
.highlight-row p{font-size:13px;color:var(--text-inv-sub);margin-top:4px;line-height:1.7;}
.highlight-time{
  text-align:right;font-size:13px;color:var(--accent);
  font-family:ui-monospace,monospace;font-variant-numeric:tabular-nums;
}

/* ============ 订阅 ============ */
.sub-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-soft);padding:26px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:26px;align-items:center;
}
.sub-card h2{font-size:24px;font-weight:700;}
.sub-card p{font-size:14px;color:var(--text-sub);margin-top:8px;}
.sub-form{display:flex;gap:12px;flex-wrap:wrap;}
.sub-form input[type="text"]{
  flex:1;min-width:200px;padding:12px 16px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:var(--mist);font-size:15px;
  transition:border-color .18s ease,background .18s ease;
}
.sub-form input[type="text"]:focus{border-color:var(--primary);background:#fff;outline:none;box-shadow:0 0 0 3px rgba(109,40,217,.14);}
.sub-agree{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--text-sub);margin-top:12px;line-height:1.6;}
.sub-agree input{margin-top:3px;accent-color:var(--primary);}

/* ============ 滑轨 ============ */
.rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px;}
.rail-card{
  flex:0 0 300px;scroll-snap-align:start;background:var(--ink-card);border:1px solid var(--line-inv);
  border-radius:var(--radius-card);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease;
}
.rail-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-deep);}
.rail-thumb{position:relative;aspect-ratio:3/2;overflow:hidden;}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease;}
.rail-card:hover .rail-thumb img{transform:scale(1.03);}
.duration{
  position:absolute;right:10px;bottom:10px;padding:3px 9px;border-radius:999px;
  background:rgba(20,16,31,.78);color:#fff;font-size:11px;
  font-family:ui-monospace,monospace;
}
.rail-body{padding:14px 16px 18px;}
.rail-body .date{font-size:12px;color:var(--accent);font-family:ui-monospace,monospace;}
.rail-body h3{font-size:16px;font-weight:600;color:#fff;margin-top:6px;line-height:1.55;}

/* ============ 资讯卡 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-soft);display:flex;flex-direction:column;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:0 2px 4px rgba(20,16,31,.06),0 14px 34px rgba(20,16,31,.12);border-color:#D8CDF3;}
.news-thumb{aspect-ratio:3/2;overflow:hidden;position:relative;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.badge{
  display:inline-flex;align-items:center;padding:3px 11px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--primary-soft);color:var(--primary-deep);
}
.badge-live{background:rgba(34,211,238,.16);color:#0E7490;}
.news-thumb .badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.92);}
.news-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{font-size:18px;font-weight:600;line-height:1.55;transition:color .18s ease;}
.news-card:hover .news-body h3{color:var(--primary);}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body .summary{font-size:14px;color:var(--text-sub);line-height:1.75;}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--text-sub);padding-top:12px;border-top:1px solid var(--line);
}
.news-meta .arrow{color:var(--primary);font-weight:700;transition:transform .18s ease;}
.news-card:hover .news-meta .arrow{transform:translateX(3px);}
.empty-state{
  grid-column:1/-1;border:1px dashed #CFC6E4;border-radius:var(--radius-card);
  min-height:160px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;background:rgba(255,255,255,.6);text-align:center;padding:24px;
}
.empty-state .icon{width:40px;height:40px;border-radius:12px;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;}
.empty-state p{font-size:14px;color:var(--text-sub);}

/* ============ 数据条 ============ */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line-inv);border:1px solid var(--line-inv);border-radius:var(--radius-card);overflow:hidden;}
.stat{background:var(--ink-card);padding:24px 20px;}
.stat .num{font-family:ui-monospace,monospace;font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;color:var(--accent);line-height:1.2;}
.stat .lab{font-size:13px;color:var(--text-inv-sub);margin-top:6px;}

/* ============ FAQ ============ */
.faq{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 4px;font-size:16px;font-weight:600;cursor:pointer;
  transition:color .18s ease,background .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;line-height:1;
}
.faq-item[open] .faq-icon{background:var(--primary);color:#fff;}
.faq-icon::after{content:"+";}
.faq-item[open] .faq-icon::after{content:"−";}
.faq-body{padding:0 4px 22px;font-size:15px;line-height:1.85;color:var(--text-sub);max-width:900px;}

/* ============ CTA ============ */
.cta{
  position:relative;background:var(--ink);color:#fff;border-radius:20px;overflow:hidden;
  padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--shadow-deep);
}
.cta::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;opacity:.18;
}
.cta::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,16,31,.92),rgba(30,24,48,.78));}
.cta > *{position:relative;z-index:2;}
.cta h2{font-size:26px;font-weight:700;}
.cta p{font-size:14px;color:var(--text-inv-sub);margin-top:8px;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:var(--text-inv-sub);margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;
  padding:56px 0 34px;border-top:1px solid var(--line-inv);
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:700;}
.footer-grid p{font-size:13px;line-height:1.9;margin-top:14px;max-width:420px;}
.footer-grid h3{font-size:14px;color:#fff;font-weight:600;margin-bottom:14px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:13px;transition:color .18s ease,padding-left .18s ease;}
.footer-links a:hover{color:var(--accent);padding-left:4px;}
.footer-bottom{
  border-top:1px solid var(--line-inv);padding:20px 0 30px;font-size:12px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 32px;}
  .hero-panel h1{font-size:30px;}
}
@media (max-width:1023px){
  :root{--space-section:60px;}
  .sidebar{
    position:fixed;left:0;top:0;bottom:0;z-index:70;height:100%;
    transform:translateX(-104%);transition:transform .28s ease;
  }
  .sidebar.open{transform:translateX(0);}
  .mobile-bar{display:flex;}
  .container{padding:0 24px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-cover{min-height:0;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .sub-card{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;padding:44px 0 28px;}
  .highlight-row{grid-template-columns:52px minmax(0,1fr);}
  .highlight-time{grid-column:2;text-align:left;}
}
@media (max-width:767px){
  :root{--space-section:52px;}
  .container{padding:0 18px;}
  .hero{padding:40px 0 56px;}
  .hero-panel{padding:20px 18px;}
  .hero-panel h1{font-size:26px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:26px;}
  .section-head h2{font-size:22px;}
  .countdown .num{font-size:20px;}
  .news-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta{padding:30px 22px;}
  .cta h2{font-size:21px;}
  .footer-grid{grid-template-columns:1fr;}
  .rail-card{flex:0 0 250px;}
}
@media (max-width:520px){
  .countdown{gap:6px;}
  .countdown .unit{padding:8px 2px;}
  .countdown .num{font-size:17px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .sub-form{flex-direction:column;}
}

/* roulang page: article */
:root{
  --primary:#6D28D9;
  --primary-hover:#5B21B6;
  --primary-soft:#F1EBFF;
  --accent:#F59E0B;
  --accent-hover:#D97706;
  --live:#22D3EE;
  --bg-dark:#14101F;
  --bg-dark-2:#1E1830;
  --bg-light:#F6F4FB;
  --card:#FFFFFF;
  --text:#1A1523;
  --text-invert:#F5F2FF;
  --muted:#6B6478;
  --muted-invert:#A79FBB;
  --line:#E4DFF0;
  --line-dark:rgba(255,255,255,.08);
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-soft:0 1px 2px rgba(20,16,31,.06), 0 8px 24px rgba(20,16,31,.06);
  --shadow-lift:0 2px 4px rgba(20,16,31,.08), 0 16px 36px rgba(20,16,31,.10);
  --shadow-dark:0 8px 32px rgba(0,0,0,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg-light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
::selection{background:rgba(109,40,217,.2)}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:rgba(20,16,31,.06)}
::-webkit-scrollbar-thumb{background:rgba(109,40,217,.35);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:rgba(109,40,217,.55)}
.skip{position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;border-radius:0 0 12px 0;z-index:99}
.skip:focus{left:0}

/* ---------- 布局骨架：桌面左侧竖栏 + 右侧内容 ---------- */
.main-col{min-width:0}
.content{width:100%;max-width:1240px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.content{padding:0 24px}}
@media (min-width:1024px){.content{padding:0 40px}}
@media (min-width:1024px){
  body{display:grid;grid-template-columns:232px minmax(0,1fr);align-items:start}
  .sidebar{grid-column:1;position:sticky;top:0;height:100vh;overflow-y:auto}
  .main-col{grid-column:2}
  .mobile-top{display:none}
}

/* ---------- 左侧竖栏 ---------- */
.sidebar{
  background:var(--bg-dark);
  color:var(--text-invert);
  border-right:1px solid var(--line-dark);
  z-index:60;
}
.sidebar-inner{display:flex;flex-direction:column;gap:22px;padding:26px 18px 28px;min-height:100%}
.brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;letter-spacing:-.01em;color:#fff}
.brand-mark{
  position:relative;flex:0 0 28px;width:28px;height:28px;border-radius:9px;
  background:linear-gradient(135deg,var(--primary),#8B5CF6);
  box-shadow:0 6px 18px rgba(109,40,217,.45);
}
.brand-mark i{position:absolute;width:7px;height:7px;border-radius:50%;background:var(--accent);top:50%;left:50%}
.brand-mark i:first-child{transform:translate(-6px,-6px)}
.brand-mark i:last-child{transform:translate(2px,2px);background:var(--live)}
.nav{display:flex;flex-direction:column;gap:4px}
.nav-label{font-size:12px;letter-spacing:.16em;color:var(--muted-invert);padding:0 12px 8px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;min-height:42px;
  padding:0 12px;border-radius:10px;font-size:15px;color:#D6CFEA;
  transition:background .16s ease,color .16s ease,transform .16s ease;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.28);transition:background .16s ease}
.nav-item:hover{background:rgba(255,255,255,.07);color:#fff}
.nav-item:hover .dot{background:var(--accent)}
.nav-item.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.nav-item.active .dot{background:var(--primary)}
.nav-item.active::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:2px;background:var(--primary)}
.sidebar-divider{height:1px;background:var(--line-dark);margin:4px 0}
.live-card{background:rgba(255,255,255,.05);border:1px solid var(--line-dark);border-radius:14px;padding:14px}
.live-row{display:flex;align-items:center;gap:8px;font-size:13px;color:#D6CFEA}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--live);box-shadow:0 0 0 4px rgba(34,211,238,.16)}
.live-time{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums;font-size:16px;font-weight:700;color:#fff;margin:10px 0 2px}
.live-note{margin:0;font-size:12px;line-height:1.6;color:var(--muted-invert)}
.sub-btn{
  display:flex;align-items:center;justify-content:center;gap:8px;height:42px;border-radius:var(--radius-btn);
  border:1px solid rgba(245,158,11,.55);color:var(--accent);font-size:14px;font-weight:600;
  transition:background .16s ease,color .16s ease,transform .16s ease;
}
.sub-btn:hover{background:rgba(245,158,11,.14);color:#FCD34D;transform:translateY(-1px)}
.sidebar-foot{margin-top:auto;font-size:12px;line-height:1.7;color:var(--muted-invert)}
.sidebar-foot p{margin:0}

/* 移动端顶部条与抽屉 */
.mobile-top{
  position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 16px;background:var(--bg-dark);color:#fff;border-bottom:1px solid var(--line-dark);
}
.menu-btn{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:var(--radius-btn);
  background:rgba(255,255,255,.08);border:1px solid var(--line-dark);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background .16s ease;
}
.menu-btn:hover{background:rgba(255,255,255,.16)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,7,18,.55);opacity:0;pointer-events:none;
  transition:opacity .25s ease;z-index:55;
}
.drawer-mask.show{opacity:1;pointer-events:auto}
@media (max-width:1023px){
  .sidebar{
    position:fixed;top:0;left:0;width:280px;max-width:82vw;height:100vh;overflow-y:auto;
    transform:translateX(-104%);transition:transform .28s ease;
  }
  .sidebar.open{transform:translateX(0)}
}
@media (min-width:1024px){.drawer-mask{display:none}}

/* ---------- 面包屑 ---------- */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:22px 0 0;font-size:13px;color:var(--muted)}
.crumbs a{color:var(--muted);transition:color .16s ease}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{color:#C3BCD6}
.crumbs .current{font-weight:600;color:var(--text)}

/* ---------- 文章头 Banner ---------- */
.article-hero{position:relative;overflow:hidden;margin-top:16px;border-radius:20px;border:1px solid rgba(109,40,217,.16);box-shadow:var(--shadow-soft)}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(155deg,rgba(20,16,31,.88),rgba(30,24,48,.94))}
.hero-inner{position:relative;padding:30px 22px 34px}
@media (min-width:768px){.hero-inner{padding:40px 34px 44px}}
@media (min-width:1024px){.hero-inner{padding:50px 46px 52px}}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em}
.badge-primary{background:rgba(109,40,217,.30);color:#DDD2FF;border:1px solid rgba(139,92,246,.45)}
.badge-accent{background:rgba(245,158,11,.18);color:#FCD34D;border:1px solid rgba(245,158,11,.42)}
.badge-live{background:rgba(34,211,238,.14);color:#67E8F9;border:1px solid rgba(34,211,238,.40)}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--live);display:inline-block}
.article-title{
  margin:0;color:#fff;font-weight:800;letter-spacing:-.01em;line-height:1.35;
  font-size:26px;max-width:22em;
}
@media (min-width:768px){.article-title{font-size:34px}}
@media (min-width:1024px){.article-title{font-size:40px}}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin-top:20px;font-size:13px;color:var(--muted-invert)}
.meta-row span{display:inline-flex;align-items:center;gap:6px}
.meta-row .meta-strong{color:#EDE8FB}
.meta-row .num{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums}

/* ---------- 正文容器 ---------- */
.article-shell{margin-top:24px;background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-soft);padding:26px 20px 32px}
@media (min-width:768px){.article-shell{padding:36px 36px 42px}}
@media (min-width:1024px){.article-shell{padding:44px 46px 52px}}
.article-body{max-width:760px}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em;font-size:16px;line-height:1.85;color:#241E31}
@media (max-width:639px){.article-body p{font-size:15px}}
.article-body h2{
  position:relative;margin:2.4em 0 1em;padding-left:12px;border-left:4px solid var(--primary);
  font-size:22px;font-weight:700;line-height:1.4;letter-spacing:-.01em;
}
@media (min-width:768px){.article-body h2{font-size:26px}}
.article-body h3{margin:2em 0 .8em;font-size:18px;font-weight:600;line-height:1.5}
@media (min-width:768px){.article-body h3{font-size:20px}}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.article-body li{margin-bottom:.4em;line-height:1.9}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;background:var(--primary-soft);
  border-left:3px solid var(--primary);border-radius:0 12px 12px 0;color:#3B3350;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.6em 0}
.article-body figure{margin:1.6em 0}
.article-body figcaption{margin-top:8px;text-align:center;font-size:13px;color:var(--muted)}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body hr{border:0;height:1px;background:var(--line);margin:2.4em 0}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line)}
.article-body thead th{background:var(--primary-soft);color:#3B3350;font-weight:600}
.article-body tbody tr:nth-child(even){background:#FAF9FE}
.article-body tbody tr:last-child td{border-bottom:0}
@media (max-width:767px){
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch}
}
.article-body code{background:#F3F0FA;border-radius:6px;padding:2px 6px;font-size:14px}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:760px;display:flex;flex-direction:column;align-items:flex-start;gap:14px;
  min-height:160px;padding:28px 24px;border:1px dashed #CFC7E4;border-radius:16px;background:#FBFAFE;
}
.empty-icon{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary);font-weight:700;
}
.empty-state p{margin:0;color:var(--muted)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .16s ease,color .16s ease,transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(109,40,217,.28)}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 12px 26px rgba(109,40,217,.34)}
.btn-accent{background:var(--accent);color:#231A05;box-shadow:0 8px 20px rgba(245,158,11,.28)}
.btn-accent:hover{background:var(--accent-hover);color:#1A1303;transform:translateY(-1px)}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.32);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12);transform:translateY(-1px)}
.btn-ghost{background:var(--primary-soft);color:var(--primary)}
.btn-ghost:hover{background:#E5DAFF;transform:translateY(-1px)}

/* ---------- 正文内 CTA 横幅 ---------- */
.inline-cta{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  margin-top:34px;padding:22px 24px;border-radius:18px;
  background:linear-gradient(120deg,var(--bg-dark),#241A3D);color:var(--text-invert);box-shadow:var(--shadow-dark);
}
.inline-cta h3{margin:0 0 6px;font-size:17px;font-weight:700;color:#fff}
.inline-cta p{margin:0;font-size:14px;color:var(--muted-invert);line-height:1.7}

/* ---------- 板块通用 ---------- */
.section{padding:48px 0}
@media (min-width:1024px){.section{padding:80px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:28px}
.section-title{margin:0;font-size:22px;font-weight:700;letter-spacing:-.01em;line-height:1.4}
@media (min-width:768px){.section-title{font-size:28px}}
.section-title .tick{display:inline-block;width:10px;height:10px;border-radius:3px;background:var(--accent);margin-right:10px;transform:translateY(-2px)}
.section-sub{margin:8px 0 0;font-size:14px;color:var(--muted)}
.link-more{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;transition:color .16s ease,gap .16s ease}
.link-more:hover{color:var(--primary-hover);gap:10px}

/* ---------- 推荐卡片 ---------- */
.rec-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:768px){.rec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1280px){.rec-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rec-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);
  transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift);border-color:#D6CBF2}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDE9F7}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.rec-card:hover .rec-thumb img{transform:scale(1.03)}
.rec-thumb .badge{position:absolute;left:12px;top:12px;background:rgba(20,16,31,.72);color:#EDE8FB;backdrop-filter:blur(4px)}
.rec-body{display:flex;flex-direction:column;gap:10px;padding:18px 18px 20px;flex:1}
.rec-title{margin:0;font-size:17px;font-weight:600;line-height:1.5;transition:color .16s ease}
.rec-card:hover .rec-title{color:var(--primary)}
.rec-desc{margin:0;font-size:14px;line-height:1.75;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:border-color .16s ease,box-shadow .16s ease}
.faq-item:hover{border-color:#D6CBF2}
.faq-item[open]{box-shadow:var(--shadow-soft)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 20px;font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;line-height:1;color:var(--primary);font-weight:400}
.faq-item[open] summary::after{content:"—";font-size:16px}
.faq-item[open] summary{color:var(--primary)}
.faq-answer{padding:0 20px 20px;font-size:15px;line-height:1.85;color:#403A52}
.faq-answer p{margin:0 0 .8em}
.faq-answer p:last-child{margin-bottom:0}

/* ---------- 底部 CTA 条 ---------- */
.cta-band{background:var(--bg-dark);color:var(--text-invert);border-top:1px solid rgba(109,40,217,.18);border-bottom:1px solid rgba(109,40,217,.18)}
.cta-band-inner{display:grid;grid-template-columns:1fr;gap:24px;align-items:center;padding:44px 0}
@media (min-width:1024px){.cta-band-inner{grid-template-columns:1.2fr .8fr;padding:60px 0}}
.cta-band h2{margin:0 0 12px;font-size:24px;font-weight:800;color:#fff;letter-spacing:-.01em;line-height:1.35}
@media (min-width:768px){.cta-band h2{font-size:30px}}
.cta-band p{margin:0;font-size:15px;line-height:1.85;color:var(--muted-invert);max-width:46em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (min-width:1024px){.cta-actions{justify-content:flex-end}}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.cta-points span{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line-dark);font-size:13px;color:#D6CFEA}
.cta-points i{width:6px;height:6px;border-radius:50%;background:var(--live);display:inline-block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-dark-2);color:var(--muted-invert);border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding:48px 0 36px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-brand .brand-mark{flex:0 0 26px;width:26px;height:26px}
.site-footer p{margin:0;font-size:14px;line-height:1.85;max-width:34em}
.site-footer h3{margin:0 0 14px;font-size:14px;font-weight:700;color:#fff;letter-spacing:.02em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--muted-invert);transition:color .16s ease,transform .16s ease}
.footer-links a:hover{color:var(--accent);transform:translateX(2px)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding:18px 0 28px;border-top:1px solid var(--line-dark);font-size:13px;color:#8E86A6;
}

/* roulang page: category1 */
:root{
  --primary:#6D28D9;
  --primary-deep:#5B21B6;
  --primary-soft:#F1EBFF;
  --accent:#F59E0B;
  --accent-deep:#D97706;
  --live:#22D3EE;
  --ink-dark:#14101F;
  --ink-light:#F6F4FB;
  --card:#FFFFFF;
  --card-dark:#1E1830;
  --text:#1A1523;
  --text-invert:#F5F2FF;
  --muted:#6B6478;
  --muted-invert:#A79FBB;
  --line:#E4DFF0;
  --line-dark:rgba(255,255,255,.08);
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-soft:0 1px 2px rgba(20,16,31,.06), 0 8px 24px rgba(20,16,31,.06);
  --shadow-lift:0 2px 4px rgba(20,16,31,.06), 0 16px 34px rgba(20,16,31,.12);
  --font-sans:system-ui,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--ink-light);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
::selection{background:rgba(109,40,217,.2);color:var(--text)}
html{scrollbar-width:thin;scrollbar-color:rgba(109,40,217,.45) transparent}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:rgba(20,16,31,.06);border-radius:8px}
::-webkit-scrollbar-thumb{background:rgba(109,40,217,.45);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:rgba(109,40,217,.7)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:200;
  background:var(--primary);color:#fff;padding:10px 16px;border-radius:10px;
  font-size:14px;font-weight:600;transition:top .2s ease;
}
.skip-link:focus{top:16px}

/* ---------- 布局骨架 ---------- */
.layout{display:flex;align-items:flex-start;min-height:100vh}
.sidebar{
  width:232px;flex:0 0 232px;
  background:#fff;border-right:1px solid var(--line);
  z-index:60;
}
.sidebar-inner{
  position:sticky;top:0;height:100vh;
  display:flex;flex-direction:column;gap:20px;
  padding:26px 18px 22px;overflow-y:auto;
}
.content{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--ink-light)}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}
main{flex:1}

/* ---------- 品牌 ---------- */
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--ink-dark)}
.brand:hover{color:var(--primary)}
.brand-mark{display:inline-flex;align-items:center;flex:none}
.brand-mark i{display:block;width:12px;height:12px;border-radius:50%;background:var(--primary)}
.brand-mark i:last-child{background:var(--accent);margin-left:-5px}
.brand-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- 左侧导航 ---------- */
.nav{display:flex;flex-direction:column;gap:4px;padding-top:18px;border-top:1px solid var(--line)}
.nav-label{font-size:12px;letter-spacing:.14em;color:var(--muted);font-weight:600;padding:0 14px 8px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  height:42px;padding:0 12px 0 14px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--muted);
  transition:background .15s ease,color .15s ease,transform .15s ease;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:var(--line);flex:none;transition:background .15s ease}
.nav-item:hover{background:var(--primary-soft);color:var(--primary);transform:translateX(2px)}
.nav-item:hover .dot{background:var(--primary)}
.nav-item.active{background:var(--primary-soft);color:var(--primary);font-weight:700}
.nav-item.active .dot{background:var(--primary)}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--primary);
}
.nav-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---------- 侧栏状态卡 ---------- */
.live-card{
  background:var(--ink-light);border:1px solid var(--line);border-radius:14px;
  padding:14px 14px 12px;
}
.live-card-top{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--ink-dark)}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--live);box-shadow:0 0 0 4px rgba(34,211,238,.18);flex:none;animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 4px rgba(34,211,238,.18)}
  50%{box-shadow:0 0 0 8px rgba(34,211,238,.06)}
}
.live-time{margin-top:6px;font-family:var(--font-mono);font-size:15px;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums}
.live-note{margin-top:4px;font-size:12px;line-height:1.6;color:var(--muted)}
.sidebar-sub{
  display:flex;align-items:center;justify-content:center;
  height:40px;border:1px solid rgba(109,40,217,.35);border-radius:10px;
  font-size:14px;font-weight:600;color:var(--primary);
  transition:background .15s ease,color .15s ease,transform .15s ease;
}
.sidebar-sub:hover{background:var(--primary);color:#fff;transform:translateY(-1px)}
.sidebar-sub:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.sidebar-foot{margin-top:auto;font-size:12px;line-height:1.6;color:var(--muted)}

/* ---------- 移动端顶栏 ---------- */
.topbar{
  display:none;align-items:center;justify-content:space-between;gap:16px;
  height:62px;padding:0 16px;background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;
}
.menu-btn{
  display:inline-flex;align-items:center;gap:8px;
  height:38px;padding:0 14px;border-radius:10px;
  background:var(--primary-soft);color:var(--primary);
  border:1px solid rgba(109,40,217,.2);font-size:14px;font-weight:600;cursor:pointer;
  transition:background .15s ease,color .15s ease;
}
.menu-btn:hover{background:var(--primary);color:#fff}
.menu-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.menu-icon{display:inline-flex;flex-direction:column;gap:3px}
.menu-icon span{display:block;width:14px;height:2px;border-radius:2px;background:currentColor}
.overlay{
  position:fixed;inset:0;background:rgba(20,16,31,.55);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:55;
}
.overlay.show{opacity:1;visibility:visible}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0;border-top:1px solid rgba(109,40,217,.1)}
.section:first-of-type{border-top:0}
.section-dark{background:var(--ink-dark);color:var(--text-invert);border-top:1px solid var(--line-dark)}
.section-soft{background:var(--ink-light)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:12px;
  font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--primary);text-transform:uppercase;
}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--accent)}
.section-title{font-size:30px;font-weight:700;letter-spacing:-.01em;color:var(--ink-dark);line-height:1.35}
.section-dark .section-title{color:var(--text-invert)}
.section-desc{margin-top:12px;max-width:760px;font-size:15px;line-height:1.85;color:var(--muted)}
.section-dark .section-desc{color:var(--muted-invert)}
.text-link{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;transition:color .15s ease,gap .15s ease}
.text-link:hover{color:var(--accent-deep);gap:10px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:background .15s ease,color .15s ease,border-color .15s ease,transform .15s ease,box-shadow .15s ease;
}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn-primary{background:var(--accent);color:#1A1523}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(217,119,6,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:rgba(245,242,255,.35);color:var(--text-invert)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
}
.badge-accent{background:rgba(245,158,11,.16);color:#B45309}
.badge-live{background:rgba(34,211,238,.16);color:#0E7490}
.badge-primary{background:var(--primary-soft);color:var(--primary)}
.badge-muted{background:#EFEDF5;color:var(--muted)}
.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor}

/* ---------- 页头 Banner ---------- */
.page-banner{
  position:relative;overflow:hidden;
  border-radius:20px;
  border:1px solid var(--line);
  background-image:linear-gradient(100deg,rgba(246,244,251,.94) 0%,rgba(241,235,255,.82) 55%,rgba(246,244,251,.72) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover,cover;
  background-position:center,center;
  padding:52px 44px;
  box-shadow:var(--shadow-soft);
}
.page-banner h1{font-size:40px;font-weight:800;letter-spacing:-.01em;line-height:1.3;color:var(--ink-dark);max-width:820px}
.page-banner .lede{margin-top:18px;max-width:720px;font-size:16px;line-height:1.85;color:#453E52}
.banner-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.stat-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:34px}
.stat{
  background:rgba(255,255,255,.88);border:1px solid var(--line);
  border-radius:14px;padding:16px;
  transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;
}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:rgba(109,40,217,.25)}
.stat .num{font-family:var(--font-mono);font-size:24px;font-weight:800;color:var(--ink-dark);font-variant-numeric:tabular-nums;line-height:1.2}
.stat .lbl{margin-top:6px;font-size:13px;color:var(--muted)}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;margin:0;padding:4px 0 0}
.timeline::before{
  content:"";position:absolute;left:5px;top:16px;bottom:22px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary) 0%,rgba(109,40,217,.35) 62%,rgba(109,40,217,.08) 100%);
}
.tl-item{position:relative;padding:0 0 30px 34px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:0;top:22px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--primary);box-shadow:0 0 0 4px rgba(109,40,217,.1);
}
.tl-dot.is-live{background:var(--live);border-color:var(--live);box-shadow:0 0 0 4px rgba(34,211,238,.2)}
.tl-dot.is-past{border-color:#C9C3D8;box-shadow:0 0 0 4px rgba(201,195,216,.2)}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;box-shadow:var(--shadow-soft);
  transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift);border-color:rgba(109,40,217,.28)}
.tl-head{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap}
.tl-headtext{flex:1;min-width:200px}
.tl-title{font-size:20px;font-weight:700;letter-spacing:-.01em;color:var(--ink-dark);line-height:1.5;transition:color .15s ease}
.tl-card:hover .tl-title{color:var(--primary)}
.tl-meta{margin-top:8px;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px 14px}
.tl-desc{margin-top:14px;font-size:15px;line-height:1.85;color:#3B3446}
.tl-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line)}
.tl-link{font-size:14px;font-weight:700;color:var(--primary);display:inline-flex;align-items:center;gap:6px;transition:color .15s ease,gap .15s ease}
.tl-link:hover{color:var(--accent-deep);gap:10px}
.tl-tag{font-size:12px;font-weight:600;color:var(--muted);background:var(--ink-light);border-radius:999px;padding:4px 10px}
.date-badge{
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;
  min-width:66px;padding:10px 12px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary);line-height:1.1;flex:none;
}
.date-badge .d{font-family:var(--font-mono);font-size:20px;font-weight:800;font-variant-numeric:tabular-nums}
.date-badge .m{font-size:11px;font-weight:700;letter-spacing:.08em;opacity:.85}
.date-badge.is-past{background:#EFEDF5;color:var(--muted)}
.tl-divider{
  display:flex;align-items:center;gap:14px;margin:6px 0 22px 34px;
  font-size:13px;font-weight:600;color:var(--muted);
}
.tl-divider::after{content:"";flex:1;height:1px;background:var(--line)}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:36px;flex-wrap:wrap}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:42px;padding:0 14px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--text);
  font-size:14px;font-weight:600;
  transition:border-color .15s ease,color .15s ease,transform .15s ease,background .15s ease;
}
.pager a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.pager a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.pager .current{background:var(--primary);border-color:var(--primary);color:#fff}
.pager .disabled{background:#FAF9FD;color:#B7B1C4;cursor:not-allowed}

/* ---------- 步骤列表 ---------- */
.step-list{border-top:1px solid var(--line)}
.step{
  display:flex;align-items:flex-start;gap:20px;
  padding:24px 12px;border-bottom:1px solid var(--line);
  transition:background .15s ease,padding .15s ease;
}
.step:hover{background:var(--primary-soft);padding-left:18px}
.step-num{
  flex:none;width:46px;height:46px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(109,40,217,.35);color:var(--primary);
  font-family:var(--font-mono);font-size:17px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step-body{flex:1;min-width:0}
.step-title{font-size:18px;font-weight:700;color:var(--ink-dark);line-height:1.5}
.step-text{margin-top:8px;font-size:15px;line-height:1.85;color:var(--muted)}
.step-time{
  flex:none;font-family:var(--font-mono);font-size:13px;font-weight:700;color:var(--accent-deep);
  background:rgba(245,158,11,.12);border-radius:999px;padding:6px 12px;white-space:nowrap;
}

/* ---------- 订阅卡 ---------- */
.subscribe-wrap{
  display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:40px;box-shadow:var(--shadow-soft);
}
.subscribe-wrap h2{font-size:26px;font-weight:700;color:var(--ink-dark);letter-spacing:-.01em}
.subscribe-wrap .sub-text{margin-top:14px;font-size:15px;line-height:1.85;color:var(--muted)}
.sub-form{display:flex;flex-direction:column;gap:14px}
.sub-row{display:flex;gap:12px;flex-wrap:wrap}
.sub-row input[type="email"]{
  flex:1 1 220px;min-width:0;height:46px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--radius-btn);background:#FBFAFE;
  font-size:15px;transition:border-color .15s ease,box-shadow .15s ease,background .15s ease;
}
.sub-row input[type="email"]:focus{
  outline:none;border-color:var(--primary);background:#fff;
  box-shadow:0 0 0 4px rgba(109,40,217,.14);
}
.sub-row .btn{flex:none;height:46px}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:1.7;color:var(--muted)}
.agree input{margin-top:4px;width:16px;height:16px;accent-color:var(--primary);flex:none}
.form-msg{font-size:13px;font-weight:600;min-height:20px}
.form-msg.is-ok{color:#0E7490}
.form-msg.is-warn{color:#B45309}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.point-list{display:flex;flex-direction:column;gap:16px;margin-top:24px}
.point{display:flex;gap:14px;align-items:flex-start}
.point-key{
  flex:none;width:8px;height:8px;border-radius:50%;background:var(--primary);margin-top:12px;
}
.point-body strong{display:block;font-size:16px;font-weight:700;color:var(--ink-dark);line-height:1.6}
.point-body span{display:block;margin-top:4px;font-size:14px;line-height:1.8;color:var(--muted)}
.figure{margin:0}
.figure img{
  width:100%;aspect-ratio:3/2;object-fit:cover;
  border-radius:var(--radius-card);border:1px solid var(--line);
  transition:transform .18s ease,box-shadow .18s ease;
}
.figure:hover img{transform:scale(1.015);box-shadow:var(--shadow-lift)}
.figure figcaption{margin-top:12px;font-size:13px;color:var(--muted);text-align:center}

/* ---------- FAQ ---------- */
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-soft)}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 22px;background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);cursor:pointer;
  transition:background .15s ease,color .15s ease;
}
.faq-q:hover{background:#FBFAFE;color:var(--primary)}
.faq-q:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.faq-icon{
  flex:none;width:24px;height:24px;border-radius:50%;background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:15px;line-height:1;
  transition:transform .22s ease,background .15s ease,color .15s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-a{
  max-height:0;overflow:hidden;padding:0 22px;
  font-size:15px;line-height:1.85;color:var(--muted);
  transition:max-height .28s ease,padding .28s ease;
}
.faq-item.open .faq-a{max-height:420px;padding:0 22px 20px}

/* ---------- CTA 深色条 ---------- */
.cta-band{background:var(--ink-dark);color:var(--text-invert);border-top:1px solid var(--line-dark)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;padding:52px 40px;flex-wrap:wrap}
.cta-title{font-size:28px;font-weight:700;letter-spacing:-.01em;line-height:1.4}
.cta-text{margin-top:12px;max-width:620px;font-size:15px;line-height:1.85;color:var(--muted-invert)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-dark);color:var(--text-invert);padding:64px 0 28px;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;margin-bottom:16px}
.site-footer p{font-size:14px;line-height:1.85;color:var(--muted-invert);max-width:430px}
.footer-grid h3{font-size:15px;font-weight:700;color:#fff;margin:0 0 16px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:14px;color:var(--muted-invert);transition:color .15s ease,transform .15s ease;display:inline-block}
.footer-links a:hover{color:var(--accent);transform:translateX(3px)}
.footer-links a:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line-dark);
  font-size:13px;color:var(--muted-invert);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
  .page-banner{padding:44px 34px}
}
@media (max-width:1023px){
  .layout{display:block}
  .topbar{display:flex}
  .sidebar{
    position:fixed;left:0;top:0;bottom:0;width:270px;flex:none;
    transform:translateX(-100%);transition:transform .28s ease;
    box-shadow:0 0 44px rgba(20,16,31,.28);
  }
  .sidebar.open{transform:translateX(0)}
  .sidebar-inner{position:static;height:100vh;padding-top:22px}
  .container{padding:0 24px}
  .section{padding:64px 0}
  .page-banner{border-radius:16px;padding:36px 26px}
  .page-banner h1{font-size:30px}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:32px}
  .subscribe-wrap{grid-template-columns:1fr;gap:26px;padding:30px 26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{padding:44px 24px}
}
@media (max-width:639px){
  body{font-size:15px}
  .container{padding:0 16px}
  .section{padding:52px 0}
  .page-banner{padding:30px 18px}
  .page-banner h1{font-size:26px}
  .page-banner .lede{font-size:15px}
  .section-title{font-size:22px}
  .stat-row{gap:12px}
  .stat .num{font-size:20px}
  .tl-card{padding:18px}
  .tl-item{padding-left:28px}
  .tl-divider{margin-left:28px}
  .tl-title{font-size:17px}
  .step{flex-wrap:wrap;gap:14px}
  .step-time{margin-left:66px}
  .step:hover{padding-left:12px}
  .subscribe-wrap{padding:24px 18px;border-radius:16px}
  .footer-grid{grid-template-columns:1fr}
  .cta-title{font-size:22px}
  .cta-actions .btn{flex:1 1 auto}
  .tl-head{gap:12px}
}

/* roulang page: category2 */
:root{
  --primary:#6D28D9;
  --primary-hover:#5B21B6;
  --primary-soft:#F1EBFF;
  --accent:#F59E0B;
  --accent-hover:#D97706;
  --live:#22D3EE;
  --dark:#14101F;
  --dark-card:#1E1830;
  --light:#F6F4FB;
  --text:#1A1523;
  --text-invert:#F5F2FF;
  --muted:#6B6478;
  --muted-invert:#A79FBB;
  --line:#E4DFF0;
  --line-dark:rgba(255,255,255,.08);
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-soft:0 1px 2px rgba(20,16,31,.06),0 8px 24px rgba(20,16,31,.06);
  --shadow-hover:0 10px 32px rgba(20,16,31,.13);
  --shadow-dark:0 8px 32px rgba(0,0,0,.35);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
.page-body{
  margin:0;
  font-family:system-ui,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--light);
  -webkit-font-smoothing:antialiased;
}
.page-body a{color:inherit;text-decoration:none}
.page-body img{max-width:100%;display:block}
.page-body h1,.page-body h2,.page-body h3,.page-body h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:-.01em}
.page-body p{margin:0}
.page-body ul{margin:0;padding:0;list-style:none}
.page-body button{font:inherit}
.page-body ::selection{background:rgba(109,40,217,.22)}
.page-body ::-webkit-scrollbar{width:8px;height:8px}
.page-body ::-webkit-scrollbar-track{background:rgba(20,16,31,.06)}
.page-body ::-webkit-scrollbar-thumb{background:rgba(109,40,217,.45);border-radius:999px}

.container{width:100%;max-width:1240px;margin:0 auto;padding-left:16px;padding-right:16px}
@media(min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.container{padding-left:40px;padding-right:40px}}

/* 布局：左侧竖向导航 */
.layout{min-height:100vh}
@media(min-width:1024px){
  .layout{display:grid;grid-template-columns:232px minmax(0,1fr)}
}
.content{min-width:0}
.sidebar{display:none}
@media(min-width:1024px){
  .sidebar{
    display:flex;flex-direction:column;
    position:sticky;top:0;height:100vh;overflow-y:auto;
    background:#FFFFFF;border-right:1px solid var(--line);
    padding:24px 16px 20px;
  }
}
.brand{display:flex;align-items:center;gap:10px;padding:6px 10px 18px;font-size:16px;font-weight:700;line-height:1.35;color:#1A1523}
.brand-mark{position:relative;width:28px;height:28px;flex:none}
.brand-mark i{position:absolute;width:17px;height:17px;border-radius:50%;border:2px solid var(--primary)}
.brand-mark i:first-child{left:0;top:0}
.brand-mark i:last-child{right:0;bottom:0;border-color:var(--accent)}
.nav{display:flex;flex-direction:column;gap:2px}
.nav-label{font-size:12px;letter-spacing:.14em;color:var(--muted);padding:0 12px 8px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:10px;
  font-size:15px;color:#2C2438;transition:background .15s ease,color .15s ease;
}
.nav-item .dot{width:6px;height:6px;border-radius:999px;background:#CFC7E2;flex:none;transition:background .15s ease}
.nav-item:hover{background:var(--primary-soft);color:var(--primary)}
.nav-item:hover .dot{background:var(--primary)}
.nav-item.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.nav-item.active .dot{background:var(--primary)}
.nav-item.active::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:0 3px 3px 0;background:var(--primary)}
.nav-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.status-card{margin-top:auto;display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);background:#FAF8FE;border-radius:14px;padding:12px}
.status-dot{width:8px;height:8px;margin-top:7px;border-radius:50%;background:var(--live);box-shadow:0 0 0 4px rgba(34,211,238,.18);flex:none;animation:pulse 1.9s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.status-text strong{display:block;font-size:14px;color:#1A1523;line-height:1.5}
.status-text span{font-size:12px;color:var(--muted)}
.side-subscribe{display:flex;align-items:center;justify-content:center;height:42px;margin-top:12px;border:1px solid var(--primary);border-radius:12px;color:var(--primary);font-size:14px;font-weight:600;transition:background .15s ease,color .15s ease}
.side-subscribe:hover{background:var(--primary-soft)}
.side-note{margin-top:14px;font-size:12px;color:var(--muted);padding:0 2px}

/* 移动端顶部与抽屉 */
.mobile-top{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:#FFFFFF;border-bottom:1px solid var(--line)}
@media(min-width:1024px){.mobile-top{display:none}}
.mobile-brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:15px;color:#1A1523}
.menu-btn{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;transition:border-color .15s ease,background .15s ease}
.menu-btn span{display:block;width:18px;height:2px;border-radius:2px;background:#1A1523}
.menu-btn:hover{border-color:var(--primary);background:var(--primary-soft)}
.drawer{position:fixed;top:0;left:0;bottom:0;width:80%;max-width:320px;background:#fff;z-index:70;transform:translateX(-102%);transition:transform .25s ease;padding:18px 16px 24px;display:flex;flex-direction:column;overflow-y:auto;box-shadow:0 8px 40px rgba(20,16,31,.22)}
.drawer.open{transform:none}
.drawer-backdrop{position:fixed;inset:0;background:rgba(20,16,31,.5);z-index:65}
.drawer-backdrop[hidden]{display:none}
@media(min-width:1024px){.drawer,.drawer-backdrop{display:none !important}}
.drawer-head{display:flex;align-items:center;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:16px}
.drawer-title{font-size:15px;font-weight:700;flex:1}
.drawer-close{width:34px;height:34px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:20px;line-height:1;color:var(--muted);cursor:pointer}
.drawer-close:hover{color:var(--primary);border-color:var(--primary)}
.drawer .status-card{margin-top:20px}
.drawer .side-note{margin-top:auto;padding-top:18px}

/* 首屏 */
.page-hero{position:relative;background:var(--dark);color:var(--text-invert);overflow:hidden;border-bottom:1px solid rgba(109,40,217,.35)}
.page-hero .hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.2;z-index:0}
.page-hero::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(118deg,rgba(20,16,31,.96) 0%,rgba(20,16,31,.8) 52%,rgba(30,24,48,.9) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;gap:32px;padding-top:48px;padding-bottom:48px}
@media(min-width:1024px){
  .hero-inner{grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;align-items:center;padding-top:76px;padding-bottom:72px}
  .hero-left{grid-column:span 7}
  .hero-right{grid-column:span 5}
}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;color:#CDBAFF;background:rgba(109,40,217,.2);border:1px solid rgba(109,40,217,.55);border-radius:999px;padding:6px 14px;margin-bottom:18px}
.page-title{font-size:28px;font-weight:800;margin-bottom:16px}
@media(min-width:768px){.page-title{font-size:40px}}
.hero-lead{color:#CFC7E2;font-size:16px;line-height:1.95;max-width:660px}
.hero-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:26px 0 28px}
@media(min-width:640px){.hero-stats{grid-template-columns:repeat(4,minmax(0,1fr))}}
.stat{background:rgba(255,255,255,.05);border:1px solid var(--line-dark);border-radius:14px;padding:12px 14px}
.stat span{display:block;font-size:12px;color:var(--muted-invert);letter-spacing:.04em}
.stat strong{display:block;margin-top:4px;font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:17px;color:#fff}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-media{position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--line-dark);box-shadow:var(--shadow-dark)}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-media::before{content:"";position:absolute;inset:0;background:rgba(20,16,31,.22);z-index:1}
.shot-badge{position:absolute;left:16px;bottom:16px;z-index:2;font-size:12px;color:#DFFBFF;background:rgba(20,16,31,.8);border:1px solid rgba(34,211,238,.45);border-radius:999px;padding:5px 12px}
.hero-note{margin-top:14px;font-size:13px;color:var(--muted-invert);line-height:1.7}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,background .15s ease,color .15s ease,border-color .15s ease}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn-accent{background:var(--accent);color:#2A1C03}
.btn-accent:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-accent:active{transform:translateY(0)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}
.btn-ghost-light{border-color:rgba(255,255,255,.28);color:var(--text-invert);background:transparent}
.btn-ghost-light:hover{background:rgba(255,255,255,.09);transform:translateY(-1px)}
.btn-line{border-color:var(--line);background:#fff;color:var(--text)}
.btn-line:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}

/* 板块 */
.section{padding:48px 0}
@media(min-width:768px){.section{padding:72px 0}}
.section-light{background:var(--light)}
.section-plain{background:#fff}
.section-head{max-width:760px;margin-bottom:28px}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--primary);margin-bottom:8px}
.section-title{font-size:22px;margin-bottom:12px}
@media(min-width:768px){.section-title{font-size:30px}}
.section-desc{color:var(--muted);font-size:15px;line-height:1.9}

/* 图文卡网格 */
.card-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media(min-width:768px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-soft);transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.card:hover .card-title{color:var(--primary)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EFEAF8}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .tag-float{position:absolute;left:14px;top:14px}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.card-title{font-size:19px;margin-bottom:10px;transition:color .18s ease}
.card-text{color:var(--muted);font-size:15px;line-height:1.85}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--primary-soft);color:var(--primary)}
.badge-live{background:rgba(34,211,238,.16);color:#0E7490}
.badge-accent{background:rgba(245,158,11,.16);color:#8A5A05}
.checklist{margin-top:16px;display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--muted)}
.checklist li{position:relative;padding-left:18px;line-height:1.7}
.checklist li::before{content:"";position:absolute;left:2px;top:9px;width:6px;height:6px;border-radius:50%;background:var(--primary);opacity:.65}

/* 环境要求表 */
.spec-scroll{margin-top:8px;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;box-shadow:var(--shadow-soft)}
.spec-table{width:100%;min-width:560px;border-collapse:collapse;font-size:15px}
.spec-table thead th{background:var(--primary-soft);color:var(--primary);font-size:13px;letter-spacing:.08em;text-align:left;padding:14px 20px;font-weight:700}
.spec-table td{padding:14px 20px;border-top:1px solid var(--line);color:#2C2438;vertical-align:top;line-height:1.8}
.spec-table tbody tr:nth-child(even){background:#FAF8FE}
.spec-table td:first-child{font-weight:600;color:#1A1523;white-space:nowrap}

/* 深色数据面板 */
.hud{margin-top:32px;background:var(--dark);border:1px solid rgba(109,40,217,.4);border-radius:20px;padding:28px;color:var(--text-invert);box-shadow:var(--shadow-dark)}
@media(min-width:768px){.hud{padding:36px}}
.hud h2{font-size:22px;margin-bottom:12px}
@media(min-width:768px){.hud h2{font-size:26px}}
.hud p{color:#CFC7E2;font-size:15px;max-width:820px}
.hud-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:26px}
@media(min-width:1024px){.hud-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
.hud-item{border-left:2px solid rgba(34,211,238,.5);padding-left:16px}
.hud-item strong{display:block;font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:26px;color:var(--accent);line-height:1.4}
.hud-item span{font-size:13px;color:var(--muted-invert)}

/* 步骤 */
.steps{display:grid;gap:18px;grid-template-columns:1fr}
@media(min-width:768px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.steps{grid-template-columns:repeat(5,minmax(0,1fr))}}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-soft);transition:transform .18s ease,box-shadow .18s ease}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.step-num{display:inline-block;font-family:var(--mono);font-size:13px;font-weight:700;color:var(--primary);border:1px solid rgba(109,40,217,.35);border-radius:8px;padding:2px 8px}
.step h3{font-size:17px;margin:12px 0 8px}
.step p{font-size:14px;color:var(--muted);line-height:1.8}

/* FAQ */
.faq{margin-top:8px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-soft)}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-size:16px;font-weight:600;transition:background .15s ease,color .15s ease}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:#FAF8FE;color:var(--primary)}
.faq summary:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.faq .plus{position:relative;width:18px;height:18px;flex:none}
.faq .plus::before,.faq .plus::after{content:"";position:absolute;background:var(--primary);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.faq .plus::before{left:0;top:8px;width:18px;height:2px}
.faq .plus::after{left:8px;top:0;width:2px;height:18px}
.faq details[open] .plus::after{transform:scaleY(0);opacity:0}
.faq details[open] summary{color:var(--primary);background:#FAF8FE}
.faq-answer{padding:0 22px 20px;color:var(--muted);font-size:15px;line-height:1.9}
.faq-answer strong{color:#1A1523}

/* 订阅 */
.subscribe-card{display:grid;gap:24px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow-soft)}
@media(min-width:768px){.subscribe-card{padding:32px}}
@media(min-width:1024px){.subscribe-card{grid-template-columns:1.05fr 1fr;align-items:center}}
.subscribe-card h2{font-size:22px;margin-bottom:10px}
@media(min-width:768px){.subscribe-card h2{font-size:26px}}
.subscribe-card p{color:var(--muted);font-size:15px;line-height:1.9}
.subscribe-form{display:flex;flex-wrap:wrap;gap:12px}
.input{flex:1 1 220px;height:48px;padding:0 16px;border:1px solid var(--line);border-radius:12px;background:#FAF8FE;color:var(--text);font-size:15px;transition:border-color .15s ease,box-shadow .15s ease}
.input::placeholder{color:#9B93AC}
.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(109,40,217,.14);background:#fff}
.consent{display:flex;align-items:flex-start;gap:8px;margin-top:12px;font-size:13px;color:var(--muted);line-height:1.7}
.consent input{margin-top:4px;accent-color:var(--primary)}
.form-hint{margin-top:10px;font-size:12px;color:var(--muted)}

/* 分页 */
.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;margin-top:34px}
.pager a,.pager .current{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;padding:0 16px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:15px;color:var(--text);transition:border-color .15s ease,color .15s ease,transform .15s ease}
.pager a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.pager .current{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}
.pager a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* 底部 CTA */
.cta-band{background:linear-gradient(118deg,#14101F 0%,#1E1830 58%,#2A1F45 100%);color:var(--text-invert);padding:48px 0;border-top:1px solid rgba(109,40,217,.3)}
@media(min-width:768px){.cta-band{padding:60px 0}}
.cta-inner{display:flex;flex-direction:column;gap:24px}
@media(min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between}}
.cta-band h2{font-size:22px;margin-bottom:10px}
@media(min-width:768px){.cta-band h2{font-size:26px}}
.cta-band p{color:#CFC7E2;font-size:15px;max-width:660px;line-height:1.9}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}

/* 页脚 */
.site-footer{background:var(--dark);color:var(--muted-invert);padding:56px 0 0;border-top:1px solid var(--line-dark)}
@media(min-width:768px){.site-footer{padding-top:64px}}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--text-invert);font-weight:700;font-size:17px;margin-bottom:14px}
.site-footer .brand-mark i:first-child{border-color:#F5F2FF}
.site-footer .brand-mark i:last-child{border-color:var(--accent)}
.site-footer h3{color:var(--text-invert);font-size:15px;margin:0 0 14px}
.site-footer p{margin:0;font-size:14px;line-height:1.95}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px}
.footer-links a{color:var(--muted-invert);transition:color .15s ease}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{margin-top:40px;border-top:1px solid var(--line-dark);padding:20px 0;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:13px}

/* roulang page: category3 */
:root{
  --primary:#6D28D9;
  --primary-hover:#5B21B6;
  --primary-soft:#F1EBFF;
  --accent:#F59E0B;
  --accent-hover:#D97706;
  --live:#22D3EE;
  --bg-dark:#14101F;
  --bg-light:#F6F4FB;
  --card:#FFFFFF;
  --card-dark:#1E1830;
  --text:#1A1523;
  --text-invert:#F5F2FF;
  --muted:#6B6478;
  --muted-invert:#A79FBB;
  --line:#E4DFF0;
  --line-dark:rgba(255,255,255,.08);
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-soft:0 1px 2px rgba(20,16,31,.06), 0 8px 24px rgba(20,16,31,.06);
  --shadow-deep:0 8px 32px rgba(0,0,0,.35);
  --sidebar-w:232px;
  --font-sans:system-ui,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg-light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
::selection{background:rgba(109,40,217,.2)}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:rgba(20,16,31,.08);border-radius:8px}
::-webkit-scrollbar-thumb{background:rgba(109,40,217,.45);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:rgba(109,40,217,.7)}

.app-shell{display:flex;min-height:100vh;align-items:stretch}
.content-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;background:var(--bg-light)}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}

/* 左侧竖向导航 */
.sidebar{
  width:var(--sidebar-w);
  flex:0 0 var(--sidebar-w);
  background:var(--bg-dark);
  color:var(--text-invert);
  padding:26px 16px 22px;
  display:flex;
  flex-direction:column;
  gap:22px;
  position:sticky;
  top:0;
  height:100vh;
  overflow-y:auto;
  border-right:1px solid rgba(255,255,255,.06);
  z-index:60;
}
.brand{display:flex;align-items:center;gap:10px;padding:0 8px}
.brand-mark{display:inline-flex;align-items:center;flex:0 0 auto}
.brand-mark i{width:11px;height:11px;border-radius:50%;background:var(--accent);display:block}
.brand-mark i:last-child{background:var(--live);margin-left:-5px}
.brand-text{font-size:16px;font-weight:700;letter-spacing:-.01em;color:#fff}
.nav{display:flex;flex-direction:column;gap:4px}
.nav-label{font-size:11px;letter-spacing:.16em;color:var(--muted-invert);padding:0 12px 6px;text-transform:uppercase}
.nav-item{
  position:relative;
  display:flex;align-items:center;gap:10px;
  height:42px;padding:0 12px;
  border-radius:10px;
  font-size:15px;font-weight:500;
  color:#CFC7E4;
  transition:background .15s ease,color .15s ease,transform .15s ease;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.5;flex:0 0 auto}
.nav-item:hover{background:rgba(109,40,217,.28);color:#fff}
.nav-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nav-item.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.nav-item.active::before{content:"";position:absolute;left:-10px;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--primary)}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:14px}
.live-card{
  display:flex;align-items:center;gap:10px;
  background:var(--card-dark);
  border:1px solid var(--line-dark);
  border-radius:14px;
  padding:12px 14px;
}
.live-dot{width:9px;height:9px;border-radius:50%;background:var(--live);box-shadow:0 0 0 4px rgba(34,211,238,.16);animation:pulse 2s infinite;flex:0 0 auto}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.live-card strong{display:block;font-size:13px;color:#fff;font-weight:600}
.live-card span{display:block;font-size:12px;color:var(--muted-invert);font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.micro{font-size:11px;line-height:1.7;color:var(--muted-invert);padding:0 4px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:background .15s ease,color .15s ease,transform .15s ease,border-color .15s ease,box-shadow .15s ease;
}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn:active{transform:translateY(0)}
.btn-accent{background:var(--accent);color:#22160A}
.btn-accent:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.28);color:var(--text-invert)}
.btn-ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.08);transform:translateY(-1px)}
.btn-ghost-dark{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost-dark:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.btn-sm{height:38px;padding:0 14px;font-size:14px;border-radius:10px}
.btn-block{width:100%}

/* 顶部条（移动端） */
.topbar{
  display:none;
  position:sticky;top:0;z-index:50;
  height:60px;align-items:center;justify-content:space-between;
  padding:0 16px;
  background:rgba(20,16,31,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-dark);
}
.hamburger{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line-dark);
  background:transparent;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;transition:transform .2s ease,opacity .2s ease}
.hamburger:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.drawer-mask{
  display:none;position:fixed;inset:0;background:rgba(10,7,18,.55);z-index:55;
  opacity:0;transition:opacity .2s ease;
}
.drawer-mask.open{display:block;opacity:1}

/* 通用板块 */
.section{padding:80px 0}
.section-tight{padding:56px 0}
.section-light{background:var(--bg-light);border-top:1px solid rgba(109,40,217,.1)}
.section-white{background:#fff;border-top:1px solid rgba(109,40,217,.1)}
.section-dark{background:var(--bg-dark);color:var(--text-invert);border-top:1px solid rgba(255,255,255,.08)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:30px;font-weight:700;letter-spacing:-.01em;line-height:1.35}
.section-head p{font-size:14px;color:var(--muted);max-width:640px;margin-top:8px;line-height:1.75}
.section-dark .section-head p{color:var(--muted-invert)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;color:var(--primary);font-weight:700;text-transform:uppercase;margin-bottom:10px}
.section-dark .eyebrow{color:var(--live)}
.link-more{font-size:14px;font-weight:600;color:var(--primary);white-space:nowrap}
.link-more:hover{color:var(--primary-hover);text-decoration:underline;text-underline-offset:4px}

/* Hero */
.page-hero{
  position:relative;overflow:hidden;
  background-color:var(--bg-dark);
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,16,31,.95) 0%,rgba(20,16,31,.86) 44%,rgba(20,16,31,.6) 100%);
}
.page-hero .inner{position:relative;z-index:2;padding:60px 0 62px;color:var(--text-invert)}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(245,242,255,.66);margin-bottom:18px}
.crumbs a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.crumbs .sep{opacity:.5}
.crumbs .now{color:#fff;font-weight:600}
.page-hero h1{
  font-size:40px;line-height:1.25;font-weight:800;letter-spacing:-.01em;
  max-width:820px;color:#fff;
}
.page-hero .lead{font-size:16px;line-height:1.9;color:rgba(245,242,255,.82);max-width:720px;margin-top:18px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#EFEAFB;
}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--live);display:block}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* 路径卡 */
.path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.path-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-soft);
  transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;
}
.path-card:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(20,16,31,.1);border-color:#D9CFFA}
.path-num{
  font-family:var(--font-mono);font-size:14px;font-weight:700;color:var(--primary);
  width:44px;height:44px;border-radius:12px;border:1.5px solid var(--primary);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.path-card h3{font-size:19px;font-weight:600;margin-bottom:8px}
.path-card p{font-size:14px;line-height:1.8;color:var(--muted)}

/* 攻略列表区 */
.guide-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start}
.guide-block{margin-bottom:44px}
.guide-block:last-child{margin-bottom:0}
.guide-block h2{
  font-size:22px;font-weight:700;line-height:1.4;
  padding-left:12px;border-left:4px solid var(--primary);
  margin-bottom:8px;
}
.guide-block .block-note{font-size:13.5px;color:var(--muted);margin-bottom:18px;padding-left:16px;line-height:1.75}
.entry-list{display:flex;flex-direction:column;gap:14px}
.entry{
  display:flex;gap:16px;padding:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;
}
.entry:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:#D9CFFA}
.entry-thumb{width:120px;height:80px;flex:0 0 120px;border-radius:12px;overflow:hidden;background:#EAE4F7}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}
.entry:hover .entry-thumb img{transform:scale(1.04)}
.entry-body{min-width:0;display:flex;flex-direction:column;gap:6px}
.entry-body h3{font-size:17px;font-weight:600;line-height:1.5;transition:color .15s ease}
.entry:hover .entry-body h3{color:var(--primary)}
.entry-body p{
  font-size:14px;line-height:1.75;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12px;color:var(--muted);margin-top:auto}
.badge{
  display:inline-flex;align-items:center;gap:5px;
  font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary);
}
.badge-accent{background:rgba(245,158,11,.14);color:#B45309}

/* sticky 目录卡 */
.toc-wrap{position:sticky;top:28px;display:flex;flex-direction:column;gap:18px}
.toc{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;box-shadow:var(--shadow-soft);
}
.toc-title{font-size:15px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.toc-title i{width:8px;height:8px;border-radius:2px;background:var(--accent);display:block}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:9px 10px;border-radius:10px;
  font-size:14px;color:var(--muted);
  transition:background .15s ease,color .15s ease;
}
.toc-list a .idx{font-family:var(--font-mono);font-size:12px;color:var(--primary);opacity:.7}
.toc-list a:hover{background:var(--primary-soft);color:var(--primary)}
.toc-list a.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{
  font-size:13px;padding:6px 12px;border-radius:999px;
  border:1px solid var(--line);color:var(--muted);background:#fff;
  transition:all .15s ease;
}
.tag-cloud a:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}

/* 对比面板 */
.versus{
  display:grid;grid-template-columns:1fr auto 1fr;gap:0;
  background:var(--card-dark);border:1px solid var(--line-dark);
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow-deep);
}
.versus-col{padding:30px 28px}
.versus-col h3{font-size:19px;font-weight:600;color:#fff;margin:12px 0 16px}
.versus-col ul{display:flex;flex-direction:column;gap:12px}
.versus-col li{position:relative;padding-left:20px;font-size:14.5px;line-height:1.75;color:var(--muted-invert)}
.versus-col li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;background:var(--live);opacity:.8}
.versus-vs{
  display:flex;align-items:center;justify-content:center;
  padding:0 18px;border-left:1px solid var(--line-dark);border-right:1px solid var(--line-dark);
}
.versus-vs span{
  font-size:12px;letter-spacing:.14em;color:var(--accent);
  writing-mode:vertical-rl;font-weight:700;
}
.versus-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  padding:4px 12px;border-radius:999px;background:rgba(34,211,238,.14);color:var(--live);
}
.versus-tag.warm{background:rgba(245,158,11,.16);color:var(--accent)}

/* 数据参考 */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;transition:transform .15s ease,box-shadow .15s ease;
}
.metric:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}
.metric .num{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:28px;font-weight:700;color:var(--primary);line-height:1.2;
}
.metric .num small{font-size:14px;color:var(--muted);margin-left:4px;font-weight:600}
.metric .lab{font-size:13px;color:var(--muted);margin-top:8px}

/* FAQ */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 0;
  font-size:16px;font-weight:600;cursor:pointer;list-style:none;
  transition:color .15s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:700;color:var(--primary);
  width:28px;height:28px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
  transition:background .15s ease,color .15s ease;
}
.faq-item[open] summary::after{content:"−";background:var(--primary);color:#fff;border-color:var(--primary)}
.faq-body{padding:0 40px 20px 0;font-size:15px;line-height:1.85;color:var(--muted)}

/* CTA */
.cta-band{
  background:var(--bg-dark);color:var(--text-invert);
  border:1px solid rgba(34,211,238,.22);
  border-radius:18px;padding:34px 36px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-deep);
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(109,40,217,.55),transparent 70%);
}
.cta-band h2{font-size:24px;font-weight:700;line-height:1.4;position:relative;z-index:2}
.cta-band p{font-size:14.5px;color:var(--muted-invert);margin-top:8px;max-width:620px;position:relative;z-index:2}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2}

/* 分页 */
.pager{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:38px;flex-wrap:wrap}
.pager a,.pager span{
  min-width:42px;height:42px;padding:0 12px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--line);background:#fff;
  font-size:14px;color:var(--muted);transition:all .15s ease;
}
.pager a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.pager .current{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}

/* 页脚 */
.site-footer{background:var(--bg-dark);color:var(--muted-invert);margin-top:auto;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding:56px 0 34px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:#fff;margin-bottom:14px}
.site-footer p{font-size:13.5px;line-height:1.85;max-width:420px}
.site-footer h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13.5px;color:var(--muted-invert);transition:color .15s ease}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 0 26px;border-top:1px solid var(--line-dark);
  font-size:12.5px;color:var(--muted-invert);
}

/* 响应式 */
@media (max-width:1279px){
  .container{padding:0 32px}
  .guide-layout{grid-template-columns:minmax(0,1fr) 300px;gap:26px}
}
@media (max-width:1023px){
  .topbar{display:flex}
  .sidebar{
    position:fixed;left:0;top:0;bottom:0;height:100%;
    transform:translateX(-100%);
    transition:transform .26s ease;
    width:264px;flex:0 0 264px;
  }
  .sidebar.open{transform:translateX(0)}
  .container{padding:0 24px}
  .section{padding:60px 0}
  .guide-layout{grid-template-columns:1fr}
  .toc-wrap{position:static}
  .path-grid{grid-template-columns:1fr 1fr}
  .metric-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .page-hero h1{font-size:34px}
  .versus{grid-template-columns:1fr}
  .versus-vs{border-left:none;border-right:none;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);padding:12px 0}
  .versus-vs span{writing-mode:horizontal-tb}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:48px 0}
  .page-hero .inner{padding:40px 0 44px}
  .page-hero h1{font-size:28px}
  .page-hero .lead{font-size:15px}
  .path-grid{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr}
  .entry{padding:14px}
  .entry-thumb{width:96px;height:64px;flex:0 0 96px}
  .entry-body h3{font-size:16px}
  .entry-body p{-webkit-line-clamp:3}
  .cta-band{flex-direction:column;align-items:flex-start;padding:26px 22px}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 26px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .section-head h2{font-size:22px}
  .guide-block h2{font-size:19px}
}
@media (max-width:519px){
  .container{padding:0 14px}
  .entry-meta{gap:8px}
  .faq-body{padding-right:0}
}