/* roulang page: index */
:root{
  --brand:#17E08A;
  --brand-hover:#0FC97A;
  --brand-active:#0AB56C;
  --accent:#7A5CFF;
  --warn:#FF8A3D;
  --stage:#0E1016;
  --surface:#F6F7F4;
  --card:#FFFFFF;
  --line:#E5E8E2;
  --t1:#14161C;
  --t2:#5B616E;
  --t3:#8B9099;
  --dt1:#F2F5F1;
  --dt2:#A7AEB8;
  --err:#E5484D;
  --r-card:16px;
  --r-btn:10px;
  --r-cta:12px;
  --r-input:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(20,22,28,.05), 0 8px 24px rgba(20,22,28,.06);
  --sh-hover:0 12px 32px rgba(20,22,28,.10);
  --sect:96px;
  --font-cn:-apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --font-num:"Inter","DIN Alternate", system-ui, -apple-system, sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--t1);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.015em;line-height:1.2;}
p{margin:0 0 .9em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:var(--sect) 0;}
.section--tight{padding:64px 0;}
.sect-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.sect-num{
  display:inline-block;font-family:var(--font-num);font-size:12px;font-weight:700;
  letter-spacing:.18em;color:var(--accent);margin-bottom:10px;
}
.sect-title{font-size:36px;}
.sect-desc{color:var(--t2);font-size:15px;max-width:620px;margin-top:10px;}
.link-more{
  color:var(--t1);font-size:14px;font-weight:700;white-space:nowrap;
  text-decoration:underline;text-decoration-color:var(--brand);
  text-decoration-thickness:2px;text-underline-offset:4px;
}
.link-more:hover{color:var(--brand-active);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .2s ease, background-color .2s ease, box-shadow .2s ease, color .2s ease;
  border:1px solid transparent;
}
.btn--primary{background:var(--brand);color:#0E1016;border-radius:var(--r-cta);}
.btn--primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 10px 24px rgba(23,224,138,.28);}
.btn--primary:active{background:var(--brand-active);transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--dt1);border-color:rgba(255,255,255,.28);}
.btn--ghost:hover{background:rgba(23,224,138,.08);border-color:var(--brand);color:var(--brand);}
.btn--outline{background:transparent;color:var(--t1);border-color:var(--brand);}
.btn--outline:hover{background:rgba(23,224,138,.08);transform:translateY(-2px);}
.btn--block{width:100%;}
.btn[disabled]{opacity:.45;pointer-events:none;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1.6;
  border:1px solid rgba(122,92,255,.5);color:var(--accent);
  background:rgba(122,92,255,.10);
}
.badge--brand{border-color:rgba(23,224,138,.5);color:#0AB56C;background:rgba(23,224,138,.12);}
.badge--warn{border-color:rgba(255,138,61,.5);color:#D9660F;background:rgba(255,138,61,.14);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(14,16,22,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:all .25s ease;
}
.site-header.is-scrolled{
  border-bottom-color:rgba(255,255,255,.10);
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}
.nav-inner{
  display:flex;align-items:center;gap:24px;
  height:72px;transition:height .25s ease;
}
.site-header.is-scrolled .nav-inner{height:60px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  display:grid;place-items:center;
  font-family:var(--font-num);font-weight:800;font-size:16px;color:#0E1016;
}
.logo-text{color:var(--dt1);font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-menu a{
  position:relative;display:block;
  padding:10px 14px;font-size:14px;font-weight:600;color:var(--dt2);
  border-radius:8px;transition:color .2s ease,background-color .2s ease;
}
.nav-menu a:hover{color:var(--dt1);background:rgba(255,255,255,.06);}
.nav-menu a.is-active{color:var(--brand);}
.nav-menu a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;
  height:2px;border-radius:2px;background:var(--brand);
}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-cta .btn{height:42px;padding:0 18px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  color:var(--dt1);border:1px solid rgba(255,255,255,.16);
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{display:none;background:#0E1016;border-top:1px solid rgba(255,255,255,.08);}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:14px 32px;color:var(--dt2);font-size:15px;font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.mobile-drawer a.is-active{color:var(--brand);}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;color:var(--dt1);
  background:
    repeating-linear-gradient(115deg, rgba(23,224,138,.08) 0 1px, transparent 1px 64px),
    radial-gradient(120% 90% at 85% 10%, rgba(122,92,255,.28), transparent 60%),
    #0E1016;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg, transparent, rgba(14,16,22,.9));
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:56px;align-items:center;padding:88px 0 72px;
}
.hero-kicker{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.hero h1{font-size:56px;margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--brand);box-shadow:inset 0 -10px 0 rgba(23,224,138,.22);}
.hero-sub{font-size:17px;color:var(--dt2);max-width:560px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.countdown{
  margin-top:32px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  padding:14px 18px;border-radius:var(--r-card);
  background:rgba(255,138,61,.10);
  border:1px solid rgba(255,138,61,.34);
}
.countdown-label{font-size:13px;color:var(--warn);font-weight:700;display:flex;align-items:center;gap:6px;}
.countdown-grid{display:flex;gap:10px;}
.cd-cell{
  min-width:62px;padding:6px 10px;border-radius:10px;text-align:center;
  background:rgba(14,16,22,.62);border:1px solid rgba(255,255,255,.08);
}
.cd-cell b{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;color:var(--dt1);}
.cd-cell i{display:block;font-style:normal;font-size:11px;color:var(--dt2);}
.hero-visual{position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(255,255,255,.10);}
.hero-visual img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(14,16,22,0) 40%, rgba(14,16,22,.72) 100%);
}
.hero-visual figcaption{
  position:absolute;left:18px;bottom:14px;right:18px;z-index:2;
  font-size:13px;color:var(--dt2);
}

/* ---------- stats ---------- */
.stats{
  border-bottom:1px solid var(--line);background:var(--card);
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:32px 24px;border-right:1px solid var(--line);}
.stat:last-child{border-right:none;}
.stat b{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:40px;font-weight:800;line-height:1.1;color:var(--t1);}
.stat b small{font-size:18px;font-weight:700;color:var(--t2);margin-left:2px;}
.stat span{display:block;margin-top:6px;font-size:12px;color:var(--t3);letter-spacing:.04em;}

/* ---------- highlights ---------- */
.hl-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.hl-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px 24px 24px;
  box-shadow:var(--sh-card);transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  overflow:hidden;
}
.hl-card::before{
  content:"";position:absolute;left:0;top:0;width:4px;height:100%;
  background:linear-gradient(180deg,var(--brand),var(--accent));opacity:.65;
}
.hl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(23,224,138,.45);}
.hl-num{
  font-family:var(--font-num);font-size:13px;font-weight:800;color:var(--accent);letter-spacing:.14em;
}
.hl-icon{
  width:40px;height:40px;margin:14px 0 14px;color:var(--brand);
}
.hl-card h3{font-size:22px;margin-bottom:10px;}
.hl-card p{color:var(--t2);font-size:15px;}

/* ---------- timeline ---------- */
.timeline-groups{display:flex;flex-direction:column;gap:36px;}
.tl-track{position:relative;padding-left:34px;}
.tl-track::before{
  content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
  background:var(--line);border-radius:2px;
}
.tl-track::after{
  content:"";position:absolute;left:9px;top:6px;height:38%;width:2px;
  background:var(--brand);border-radius:2px;
}
.tl-group-label{
  display:inline-flex;margin-bottom:18px;margin-left:-34px;
  padding:4px 12px;border-radius:var(--r-pill);font-size:12px;font-weight:700;
  color:var(--accent);background:rgba(122,92,255,.12);border:1px solid rgba(122,92,255,.4);
}
.tl-item{position:relative;padding:0 0 20px 0;}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:9px;width:12px;height:12px;border-radius:50%;
  background:var(--card);border:2px solid var(--line);
}
.tl-item.is-now::before{
  border-color:var(--brand);background:var(--brand);
  box-shadow:0 0 0 8px rgba(23,224,138,.18);
}
.tl-time{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:14px;font-weight:700;color:var(--accent);letter-spacing:.02em;
}
.tl-item h3{font-size:20px;margin:6px 0 6px;}
.tl-meta{font-size:14px;color:var(--t2);}

/* ---------- speakers ---------- */
.spk-scroller{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
}
.spk-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);transition:transform .25s ease, box-shadow .25s ease;
}
.spk-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.spk-card::before{content:"";display:block;height:3px;background:var(--brand);}
.spk-card:nth-child(even)::before{background:var(--accent);}
.spk-body{padding:20px;}
.spk-avatar{
  width:100%;aspect-ratio:1/1;border-radius:var(--r-img);overflow:hidden;margin-bottom:16px;
  background:var(--surface);
}
.spk-avatar img{width:100%;height:100%;object-fit:cover;}
.spk-card h3{font-size:19px;margin-bottom:4px;}
.spk-role{font-size:13px;color:var(--accent);font-weight:700;margin-bottom:10px;}
.spk-quote{font-size:14px;color:var(--t2);line-height:1.75;}

/* ---------- tickets ---------- */
.ticket-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start;}
.ticket{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px 24px;box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.ticket:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.ticket--best{border-color:var(--brand);transform:scale(1.02);}
.ticket--best:hover{transform:scale(1.02) translateY(-3px);}
.ticket-flag{
  position:absolute;top:-12px;right:20px;
  padding:4px 12px;border-radius:var(--r-pill);font-size:12px;font-weight:700;
  background:var(--warn);color:#1A1005;
}
.ticket h3{font-size:22px;margin-bottom:6px;}
.ticket-tier{font-size:13px;color:var(--t3);}
.ticket-price{
  margin:18px 0 6px;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:40px;font-weight:800;line-height:1;color:var(--t1);
}
.ticket-price small{font-size:14px;font-weight:600;color:var(--t2);margin-left:4px;}
.ticket-note{font-size:13px;color:var(--warn);font-weight:700;margin-bottom:18px;}
.ticket-list{display:flex;flex-direction:column;gap:10px;margin-bottom:24px;}
.ticket-list li{display:flex;gap:10px;font-size:14.5px;color:var(--t2);line-height:1.6;}
.ticket-list li svg{flex:0 0 20px;height:20px;color:var(--brand);margin-top:3px;}
.ticket-list li.is-off{opacity:.45;}
.ticket-list li.is-off svg{color:var(--t3);}

/* ---------- signup ---------- */
.signup{
  color:var(--dt1);
  background:
    repeating-linear-gradient(135deg, rgba(23,224,138,.08) 0 1px, transparent 1px 72px),
    radial-gradient(90% 120% at 15% 0%, rgba(122,92,255,.30), transparent 62%),
    #0E1016;
}
.signup-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,480px);gap:56px;align-items:start;}
.signup h2{font-size:36px;margin-bottom:16px;}
.signup-sub{color:var(--dt2);font-size:16px;max-width:520px;}
.signup-points{margin-top:28px;display:flex;flex-direction:column;gap:14px;}
.signup-points li{display:flex;gap:12px;font-size:15px;color:var(--dt2);}
.signup-points svg{flex:0 0 20px;height:20px;color:var(--brand);margin-top:4px;}
.form-card{
  background:var(--card);border-radius:var(--r-card);padding:28px;
  box-shadow:0 24px 60px rgba(0,0,0,.35);
  color:var(--t1);
}
.form-card h3{font-size:22px;margin-bottom:6px;}
.form-card .form-hint{font-size:13.5px;color:var(--t3);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--t2);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;
  border:1px solid var(--line);border-radius:var(--r-input);
  background:#fff;color:var(--t1);font-size:15px;
  transition:border-color .18s ease, box-shadow .18s ease;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(23,224,138,.12);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{
  border-color:var(--err);box-shadow:0 0 0 3px rgba(229,72,77,.10);
}
.field-msg{display:none;margin-top:6px;font-size:12.5px;color:var(--err);}
.field.has-error .field-msg{display:block;}
.check-row{display:flex;gap:10px;align-items:flex-start;margin:4px 0 20px;}
.check-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--brand);flex:0 0 18px;}
.check-row label{font-size:13px;color:var(--t2);line-height:1.7;}
.form-ok{
  display:none;margin-bottom:16px;padding:12px 14px;border-radius:var(--r-input);
  background:rgba(23,224,138,.12);border:1px solid rgba(23,224,138,.45);
  color:#0AB56C;font-size:13.5px;font-weight:700;
}
.form-ok.is-visible{display:block;}
.form-foot{font-size:12.5px;color:var(--t3);margin-top:14px;}

/* ---------- cms cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(23,224,138,.45);}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--surface);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.news-body .badge{align-self:flex-start;margin-bottom:12px;}
.news-title{
  font-size:18px;line-height:1.45;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .news-title{color:var(--brand-active);}
.news-excerpt{
  font-size:14px;color:var(--t2);line-height:1.75;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--line);
}
.news-date{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:13px;color:var(--t3);}
.news-more{font-size:13.5px;font-weight:700;color:var(--t1);}
.news-card:hover .news-more{color:var(--brand-active);}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-state svg{width:40px;height:40px;color:var(--t3);margin:0 auto 14px;}
.empty-state p{color:var(--t2);font-size:15px;margin-bottom:18px;}
.load-more{display:flex;justify-content:center;margin-top:32px;}

/* ---------- faq ---------- */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease, box-shadow .2s ease;
}
.faq-item.is-open{border-color:rgba(23,224,138,.5);box-shadow:var(--sh-card);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:60px;padding:14px 20px;text-align:left;
  font-size:16px;font-weight:700;color:var(--t1);
}
.faq-q:hover{color:var(--brand-active);}
.faq-sign{
  flex:0 0 24px;height:24px;position:relative;border-radius:50%;
  background:rgba(23,224,138,.14);
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-active);
  transform:translate(-50%,-50%);border-radius:2px;transition:transform .2s ease, opacity .2s ease;
}
.faq-sign::before{width:12px;height:2px;}
.faq-sign::after{width:2px;height:12px;}
.faq-item.is-open .faq-sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a-inner{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--t2);}

/* ---------- entry cards ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.entry{
  display:flex;flex-direction:column;gap:10px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.entry:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(23,224,138,.45);}
.entry svg{width:24px;height:24px;color:var(--accent);}
.entry h3{font-size:19px;}
.entry p{font-size:14px;color:var(--t2);}
.entry span{font-size:13.5px;font-weight:700;color:var(--brand-active);margin-top:auto;}

/* ---------- footer ---------- */
.site-footer{
  position:relative;color:var(--dt1);
  background:
    repeating-linear-gradient(120deg, rgba(23,224,138,.05) 0 1px, transparent 1px 80px),
    #0E1016;
  padding-bottom:0;
}
.footer-bar{height:6px;background:linear-gradient(90deg,var(--brand),var(--accent));}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;
  padding:64px 0 48px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--dt2);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:14px;color:var(--dt1);margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col li{font-size:14px;color:var(--dt2);}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--dt2);
}
.footer-bottom a{color:var(--dt2);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- mobile tabbar ---------- */
.tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(14,16,22,.97);backdrop-filter:blur(10px);
  border-top:1px solid rgba(255,255,255,.10);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar-inner{display:grid;grid-template-columns:repeat(5,1fr);height:60px;}
.tab{
  position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:10px;color:#8B9099;
}
.tab svg{width:22px;height:22px;}
.tab.is-active{color:var(--brand);}
.tab.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);
}
body{padding-bottom:0;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .container{padding:0 24px;}
  .hero h1{font-size:46px;}
  .hero-inner{gap:40px;}
}
@media (max-width:991px){
  :root{--sect:72px;}
  .nav-menu{display:none;}
  .nav-cta .btn{display:none;}
  .nav-toggle{display:flex;}
  .hero-inner{grid-template-columns:1fr;padding:64px 0 56px;}
  .hero h1{font-size:40px;}
  .sect-title{font-size:30px;}
  .signup h2{font-size:30px;}
  .hl-grid{grid-template-columns:1fr;}
  .spk-scroller{
    display:flex;gap:16px;overflow-x:auto;padding-bottom:8px;
    scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  }
  .spk-card{flex:0 0 76%;scroll-snap-align:start;}
  .ticket-grid{grid-template-columns:1fr;}
  .ticket--best{order:-1;transform:none;}
  .ticket--best:hover{transform:translateY(-3px);}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .signup-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--sect:56px;}
  .container{padding:0 16px;}
  body{padding-bottom:80px;}
  .hero h1{font-size:34px;}
  .hero-sub{font-size:15.5px;}
  .sect-title{font-size:26px;}
  .signup h2{font-size:26px;}
  .hl-grid{gap:16px;}
  .card-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat{border-right:none;border-bottom:1px solid var(--line);padding:22px 16px;}
  .stat:nth-child(odd){border-right:1px solid var(--line);}
  .stat:nth-last-child(-n+2){border-bottom:none;}
  .stat b{font-size:32px;}
  .countdown{flex-direction:column;align-items:stretch;gap:12px;}
  .countdown-grid{display:grid;grid-template-columns:repeat(4,1fr);}
  .cd-cell{min-width:0;padding:6px 4px;}
  .cd-cell b{font-size:18px;}
  .entry-grid{grid-template-columns:1fr;}
  .btn{height:44px;}
  .form-card{padding:20px;}
  .faq-q{font-size:15px;padding:12px 16px;}
  .sect-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .tabbar{display:block;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:48px 0 32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .load-more .btn{width:100%;}
}
@media (max-width:419px){
  .hero h1{font-size:30px;}
  .cd-cell b{font-size:16px;}
  .ticket-price{font-size:34px;}
}

/* roulang page: article */
:root{
  --brand:#17E08A;--brand-hover:#0FC97A;--brand-active:#0AB56C;
  --accent:#7A5CFF;--warn:#FF8A3D;
  --stage:#0E1016;--surface:#F6F7F4;--card:#FFFFFF;--line:#E5E8E2;
  --text:#14161C;--text-2:#5B616E;--text-3:#8B9099;
  --d-text:#F2F5F1;--d-text-2:#A7AEB8;
  --error:#E5484D;
  --r-card:16px;--r-btn:10px;--r-cta:12px;--r-img:12px;--r-input:10px;
  --shadow:0 1px 2px rgba(20,22,28,.05),0 8px 24px rgba(20,22,28,.06);
  --shadow-hover:0 12px 32px rgba(20,22,28,.10);
  --container:1200px;
  --font:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","DIN Alternate",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--surface);color:var(--text);
  font-family:var(--font);font-size:16px;line-height:1.8;font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.015em;line-height:1.22;}
p{margin:0 0 .9em;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.01em;cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#0E1016;border-radius:var(--r-cta);}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 10px 24px rgba(23,224,138,.28);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.32);color:#F2F5F1;}
.btn-ghost:hover{background:rgba(23,224,138,.12);border-color:var(--brand);transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:var(--brand);color:#0E1016;}
.btn-outline:hover{background:rgba(23,224,138,.08);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:var(--r-btn);}
.btn-block{width:100%;}
.btn:disabled{opacity:.45;pointer-events:none;}
.link-underline{
  color:var(--text);font-weight:700;
  border-bottom:2px solid var(--brand);padding-bottom:2px;
  transition:color .2s ease;
}
.link-underline:hover{color:var(--brand-active);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:rgba(14,16,22,.94);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background-color .25s ease,border-color .25s ease;
  backdrop-filter:saturate(140%) blur(8px);
}
.site-header.is-scrolled{background:rgba(14,16,22,.92);border-bottom-color:rgba(255,255,255,.12);}
.header-inner{display:flex;align-items:center;gap:28px;height:72px;transition:height .25s ease;}
.site-header.is-scrolled .header-inner{height:60px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#0E1016;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
}
.logo-text{color:var(--d-text);font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-menu a{
  position:relative;display:inline-block;padding:10px 14px;border-radius:8px;
  color:var(--d-text-2);font-size:15px;font-weight:600;transition:color .2s ease,background-color .2s ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-menu a:hover{color:var(--d-text);background:rgba(255,255,255,.05);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--brand);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:8px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.04);cursor:pointer;padding:0;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--d-text);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--d-text);border-radius:2px;transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{
  display:none;border-top:1px solid rgba(255,255,255,.08);
  background:rgba(14,16,22,.98);padding:8px 0 18px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:14px 32px;color:var(--d-text-2);font-size:16px;font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.05);
}
.mobile-drawer a:hover,.mobile-drawer a.is-active{color:var(--brand);background:rgba(23,224,138,.06);}

/* ============ 面包屑 ============ */
.breadcrumb{padding:28px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-2);}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;max-width:100%;}
.breadcrumb li:not(:last-child)::after{content:"›";color:var(--text-3);}
.breadcrumb a{color:var(--text-2);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--brand-active);}
.breadcrumb .current{color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:46vw;}

/* ============ 文章头 ============ */
.article-head{padding:24px 0 0;}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.badge-accent{color:var(--accent);border:1px solid rgba(122,92,255,.45);background:rgba(122,92,255,.10);}
.badge-brand{color:var(--brand-active);border:1px solid rgba(23,224,138,.45);background:rgba(23,224,138,.10);}
.article-head h1{
  margin-top:18px;font-size:44px;line-height:1.2;max-width:900px;
}
.head-rule{width:40px;height:4px;border-radius:2px;background:var(--brand);margin:24px 0 18px;}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:14px;color:var(--text-2);}
.meta-row .num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;color:var(--text);}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.head-figure{margin:32px 0 0;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);background:#fff;}
.head-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ============ 正文阅读区 ============ */
.article-shell{padding:48px 0 0;}
.article-body{
  max-width:760px;margin:0 auto;font-size:18px;line-height:1.9;color:var(--text);
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  position:relative;font-size:24px;line-height:1.35;margin:40px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:20px;line-height:1.4;margin:32px 0 14px;color:var(--text);}
.article-body h4{font-size:17px;margin:26px 0 12px;color:var(--text-2);}
.article-body p{margin:0 0 1em;}
.article-body a{color:var(--brand-active);border-bottom:2px solid rgba(23,224,138,.45);}
.article-body a:hover{color:var(--brand-active);border-bottom-color:var(--brand);}
.article-body strong{font-weight:800;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding:0;}
.article-body li{position:relative;padding-left:22px;margin:0 0 .6em;}
.article-body li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--brand);
}
.article-body ol{counter-reset:olc;}
.article-body ol li{counter-increment:olc;padding-left:30px;}
.article-body ol li::before{
  content:counter(olc);top:0;left:0;width:auto;height:auto;background:none;border-radius:0;
  color:var(--accent);font-family:var(--font-num);font-weight:700;font-size:15px;line-height:1.9;
}
.article-body blockquote{
  margin:28px 0;padding:20px 22px;background:var(--surface);
  border-left:3px solid var(--brand);border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body pre{
  margin:26px 0;padding:20px;background:var(--stage);color:var(--d-text);
  border-radius:12px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;
  background:rgba(122,92,255,.10);color:#4B33C9;padding:2px 6px;border-radius:6px;
}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body img{border-radius:var(--r-img);margin:26px 0 8px;width:100%;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th{
  background:var(--stage);color:var(--d-text);font-weight:700;text-align:left;
  padding:12px 16px;font-size:14px;
}
.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);}
.article-body tbody tr:nth-child(even){background:rgba(246,247,244,.8);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}

/* 空态 */
.article-empty{
  max-width:760px;margin:0 auto;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:48px 32px;text-align:center;box-shadow:var(--shadow);
}
.article-empty .empty-icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:16px;
  border:1.5px solid var(--brand);display:flex;align-items:center;justify-content:center;color:var(--brand);
}
.article-empty h2{font-size:22px;margin-bottom:10px;}
.article-empty p{color:var(--text-2);max-width:460px;margin:0 auto 24px;}

/* ============ 文末区 ============ */
.article-foot{max-width:760px;margin:48px auto 0;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.tag-row .label{font-size:13px;color:var(--text-3);font-weight:700;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:600;color:var(--text-2);background:#fff;border:1px solid var(--line);
  transition:border-color .2s ease,color .2s ease;
}
.tag:hover{border-color:var(--brand);color:var(--brand-active);}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px;}
.pager a{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.pager a:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(23,224,138,.5);}
.pager .kicker{display:block;font-size:12px;font-weight:700;color:var(--accent);letter-spacing:.06em;margin-bottom:8px;}
.pager .title{font-size:16px;font-weight:700;line-height:1.5;color:var(--text);}
.pager .next{text-align:right;}
.back-link{margin-top:28px;display:inline-flex;}

/* ============ 板块 ============ */
.section{padding:72px 0 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.sec-num{
  display:block;font-family:var(--font-num);font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--accent);margin-bottom:10px;
}
.section-head h2{font-size:30px;line-height:1.25;}
.section-head .sub{font-size:14px;color:var(--text-2);max-width:560px;margin-top:8px;}

/* ============ 相关推荐卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(23,224,138,.4);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--stage);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:18px;line-height:1.5;}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-2);
}
.card-foot .date{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;color:var(--text);}
.card-foot .more{color:var(--brand-active);font-weight:700;}

/* ============ CTA 条 ============ */
.cta-band{
  margin-top:80px;background:var(--stage);position:relative;overflow:hidden;
  border-top:6px solid transparent;
  background-image:
    repeating-linear-gradient(135deg,rgba(23,224,138,.08) 0 1px,transparent 1px 14px),
    linear-gradient(180deg,#0E1016,#0E1016);
  background-clip:padding-box;
}
.cta-band::before{
  content:"";position:absolute;left:0;right:0;top:0;height:6px;
  background:linear-gradient(135deg,rgba(23,224,138,.35),rgba(122,92,255,.35));
}
.cta-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  padding:56px 0;
}
.cta-inner h2{color:var(--d-text);font-size:28px;max-width:620px;}
.cta-inner p{color:var(--d-text-2);margin:12px 0 0;max-width:620px;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--stage);color:var(--d-text);margin-top:0;}
.footer-bar{height:6px;background:linear-gradient(135deg,rgba(23,224,138,.55),rgba(122,92,255,.55));}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 40px;
}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand p{color:var(--d-text-2);font-size:14px;line-height:1.9;max-width:340px;}
.footer-col h4{color:var(--d-text);font-size:15px;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a,.footer-col ul li{color:var(--d-text-2);font-size:14px;transition:color .2s ease;}
.footer-col ul li a:hover{color:var(--brand);}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:22px 0 28px;border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:var(--d-text-2);
}
.footer-bottom a{color:var(--d-text-2);}
.footer-bottom a:hover{color:var(--brand);}

/* ============ 移动端底部 Tab ============ */
.tabbar{display:none;}
@media (max-width:767px){
  body{padding-bottom:calc(60px + env(safe-area-inset-bottom,0px));}
  .container{padding:0 16px;}
  .nav-menu{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-primary{display:none;}
  .header-inner{height:60px;gap:12px;}
  .logo-text{font-size:15px;}
  .section{padding:56px 0 0;}
  .cta-band{margin-top:56px;}
  .tabbar{
    display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:90;
    height:calc(60px + env(safe-area-inset-bottom,0px));
    padding-bottom:env(safe-area-inset-bottom,0px);
    background:rgba(14,16,22,.97);border-top:1px solid rgba(255,255,255,.1);
  }
  .tabbar a{
    position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    color:#8B9099;font-size:10px;font-weight:600;
  }
  .tabbar a svg{width:22px;height:22px;stroke-width:1.6;}
  .tabbar a.is-active{color:var(--brand);}
  .tabbar a.is-active::before{content:"";position:absolute;top:0;left:24%;right:24%;height:3px;border-radius:0 0 3px 3px;background:var(--brand);}
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-head h1{font-size:36px;}
  .cta-inner{padding:48px 0;}
}
@media (max-width:767px){
  .article-head h1{font-size:30px;}
  .article-body{font-size:16px;line-height:1.8;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:19px;}
  .card-grid{grid-template-columns:1fr;}
  .pager{grid-template-columns:1fr;}
  .pager .next{text-align:left;}
  .section-head h2{font-size:24px;}
  .cta-inner h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .breadcrumb .current{max-width:60vw;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .article-empty{padding:32px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
}

/* roulang page: category1 */
:root{
  --brand:#17E08A;
  --brand-hover:#0FC97A;
  --brand-active:#0AB56C;
  --accent:#7A5CFF;
  --warn:#FF8A3D;
  --error:#E5484D;
  --stage:#0E1016;
  --stage-2:#151821;
  --bg:#F6F7F4;
  --surface:#FFFFFF;
  --line:#E5E8E2;
  --ink:#14161C;
  --ink-2:#5B616E;
  --ink-3:#8B9099;
  --on-dark:#F2F5F1;
  --on-dark-2:#A7AEB8;
  --r-card:16px;
  --r-btn:10px;
  --r-cta:12px;
  --r-img:12px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(20,22,28,.05), 0 8px 24px rgba(20,22,28,.06);
  --sh-hover:0 12px 32px rgba(20,22,28,.10);
  --sh-dark:0 0 0 1px rgba(255,255,255,.08);
  --space-section:96px;
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","DIN Alternate",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.015em;line-height:1.2;}
p{margin:0 0 .9em;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(14,16,22,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:height .25s ease, background .25s ease;
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:60px;}
.site-header.is-scrolled{background:rgba(14,16,22,.96);box-shadow:0 1px 0 rgba(255,255,255,.06);}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#0E1016;font-weight:800;font-size:18px;
}
.logo-text{color:var(--on-dark);font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;}
.nav-menu{
  display:flex;align-items:center;gap:6px;
  margin-left:auto;
}
.nav-menu a{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  font-size:15px;
  color:var(--on-dark-2);
  border-radius:var(--r-btn);
  transition:color .2s ease, background .2s ease;
  white-space:nowrap;
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
  border-radius:2px;
}
.nav-menu a:hover{color:var(--on-dark);background:rgba(255,255,255,.05);}
.nav-menu a.is-active{color:var(--brand);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.header-cta{
  flex:0 0 auto;
  margin-left:12px;
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 22px;
  border-radius:var(--r-cta);
  background:var(--brand);
  color:#0E1016;
  font-weight:700;
  font-size:15px;
  transition:background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.header-cta:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 10px 24px rgba(23,224,138,.28);}
.header-cta:active{background:var(--brand-active);transform:translateY(0);}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;height:44px;
  border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.14);
  background:transparent;
  cursor:pointer;
  position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:2px;background:var(--on-dark);border-radius:2px;content:"";
  transition:transform .2s ease, opacity .2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;left:0;transform:none;}
.nav-toggle span::after{top:6px;left:0;transform:none;}
.mobile-menu{
  display:none;
  border-top:1px solid rgba(255,255,255,.08);
  background:rgba(14,16,22,.98);
  padding:12px 16px 20px;
}
.mobile-menu a{
  display:block;
  padding:14px 6px;
  color:var(--on-dark-2);
  border-bottom:1px solid rgba(255,255,255,.06);
  font-size:15px;
}
.mobile-menu a.is-active{color:var(--brand);font-weight:700;}
.site-header.menu-open .mobile-menu{display:block;}

/* ---------- PAGE HEAD ---------- */
.page-head{
  position:relative;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-head::before{
  content:"";
  position:absolute;inset:0;
  background:repeating-linear-gradient(115deg, rgba(23,224,138,.08) 0 1px, transparent 1px 22px);
  pointer-events:none;
}
.page-head-inner{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:48px;
  align-items:center;
  padding:64px 0 56px;
}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--ink-3);
  margin-bottom:20px;
}
.crumb a{color:var(--ink-2);transition:color .2s ease;}
.crumb a:hover{color:var(--brand-active);}
.crumb span.sep{color:var(--ink-3);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--accent);
  text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;height:6px;border-radius:3px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
}
.page-head h1{
  font-size:52px;
  line-height:1.15;
  margin-bottom:16px;
}
.page-head h1 .hl{
  background:linear-gradient(transparent 62%, rgba(23,224,138,.45) 62%);
  padding:0 2px;
}
.page-head .lede{
  font-size:17px;
  color:var(--ink-2);
  max-width:620px;
  margin-bottom:24px;
}
.head-actions{display:flex;flex-wrap:wrap;gap:12px;}
.head-thumb{
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-card);
  aspect-ratio:16/10;
}
.head-thumb img{width:100%;height:100%;object-fit:cover;}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  border:1px solid transparent;
  transition:background .2s ease, transform .2s ease, box-shadow .2s ease, color .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#0E1016;border-radius:var(--r-cta);}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 12px 28px rgba(23,224,138,.28);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand-active);}
.btn-ghost:hover{background:rgba(23,224,138,.08);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn:disabled,.btn.is-disabled{opacity:.45;pointer-events:none;}
.link-underline{
  display:inline-block;
  color:var(--brand-active);
  font-weight:700;
  border-bottom:2px solid var(--brand);
  padding-bottom:2px;
  transition:color .2s ease;
}
.link-underline:hover{color:var(--ink);}

/* ---------- SECTION BASE ---------- */
.section{padding:var(--space-section) 0;}
.section.tight{padding-top:64px;}
.section-head{margin-bottom:32px;max-width:760px;}
.section-head h2{font-size:34px;line-height:1.22;margin-bottom:12px;}
.section-head p{color:var(--ink-2);font-size:16px;margin:0;}
.section-head.row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  max-width:none;
}

/* ---------- STEPS ---------- */
.steps{display:grid;gap:20px;}
.step{
  display:grid;
  grid-template-columns:96px minmax(0,1fr);
  gap:28px;
  background:var(--surface);
  border:1px solid var(--line);
  border-left:4px solid var(--brand);
  border-radius:var(--r-card);
  padding:28px 28px 28px 24px;
  box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.step-no{
  font-family:var(--font-num);
  font-size:44px;
  font-weight:800;
  line-height:1;
  color:var(--accent);
  opacity:.9;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:22px;margin-bottom:10px;}
.step p{color:var(--ink-2);font-size:15.5px;margin-bottom:12px;}
.step ul{display:grid;gap:8px;}
.step li{
  position:relative;
  padding-left:20px;
  font-size:15px;
  color:var(--ink-2);
}
.step li::before{
  content:"";
  position:absolute;left:0;top:.72em;
  width:7px;height:7px;border-radius:2px;
  background:var(--brand);
}
.step-meta{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:14px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(122,92,255,.10);
  border:1px solid rgba(122,92,255,.35);
  color:var(--accent);
  font-size:12px;
  font-weight:700;
}

/* ---------- TIMELINE ---------- */
.timeline{
  position:relative;
  padding-left:32px;
  max-width:820px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:6px;top:8px;bottom:8px;
  width:2px;
  background:var(--line);
}
.timeline::after{
  content:"";
  position:absolute;
  left:6px;top:8px;
  width:2px;
  height:56%;
  background:var(--brand);
  border-radius:2px;
}
.tl-item{position:relative;padding:0 0 20px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-32px;top:8px;
  width:12px;height:12px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--line);
  box-sizing:border-box;
}
.tl-item.is-active::before{
  background:var(--brand);
  border-color:var(--brand);
  box-shadow:0 0 0 8px rgba(23,224,138,.18);
}
.tl-time{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:14px;
  font-weight:700;
  color:var(--accent);
  letter-spacing:.02em;
  display:block;
  margin-bottom:4px;
}
.tl-item h3{font-size:19px;margin-bottom:6px;}
.tl-item p{font-size:14.5px;color:var(--ink-2);margin:0;}
.tl-group{
  display:inline-block;
  margin:0 0 16px -32px;
  padding:5px 14px;
  border-radius:var(--r-pill);
  background:rgba(122,92,255,.10);
  border:1px solid rgba(122,92,255,.35);
  color:var(--accent);
  font-size:12px;
  font-weight:700;
}
.timeline-wrap{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:36px 36px 36px 68px;
  box-shadow:var(--sh-card);
}

/* ---------- SCENE GRID ---------- */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.scene-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px;
  box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  display:flex;flex-direction:column;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(23,224,138,.5);}
.scene-icon{
  width:44px;height:44px;
  border-radius:12px;
  display:grid;place-items:center;
  background:rgba(23,224,138,.10);
  border:1px solid rgba(23,224,138,.35);
  color:var(--brand-active);
  margin-bottom:18px;
}
.scene-icon svg{width:24px;height:24px;stroke-width:1.5;}
.scene-card h3{font-size:19px;margin-bottom:10px;}
.scene-card p{font-size:14.5px;color:var(--ink-2);margin:0;}

/* ---------- FAQ ---------- */
.faq-list{max-width:840px;margin:0 auto;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(23,224,138,.45);box-shadow:var(--sh-card);}
.faq-q{
  width:100%;
  min-height:60px;
  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:700;
  cursor:pointer;
  transition:color .2s ease, background .2s ease;
}
.faq-q:hover{background:var(--bg);color:var(--brand-active);}
.faq-mark{
  flex:0 0 auto;
  width:24px;height:24px;
  position:relative;
  border-radius:50%;
  border:1px solid var(--line);
  transition:transform .2s ease, border-color .2s ease;
}
.faq-mark::before,
.faq-mark::after{
  content:"";
  position:absolute;left:50%;top:50%;
  background:var(--ink-2);
  transform:translate(-50%,-50%);
  transition:opacity .2s ease, background .2s ease;
}
.faq-mark::before{width:11px;height:1.6px;}
.faq-mark::after{width:1.6px;height:11px;}
.faq-item.is-open .faq-mark{transform:rotate(180deg);border-color:var(--brand);}
.faq-item.is-open .faq-mark::before{background:var(--brand-active);}
.faq-item.is-open .faq-mark::after{opacity:0;}
.faq-a{
  display:none;
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.8;
  color:var(--ink-2);
}
.faq-item.is-open .faq-a{display:block;}

/* ---------- RELATED ---------- */
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.related-card{
  display:block;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(23,224,138,.5);}
.related-card .tag{
  display:inline-block;
  font-size:12px;font-weight:700;
  color:var(--accent);
  border:1px solid rgba(122,92,255,.35);
  background:rgba(122,92,255,.08);
  border-radius:var(--r-pill);
  padding:4px 12px;
  margin-bottom:14px;
}
.related-card h3{font-size:18px;margin-bottom:8px;}
.related-card p{font-size:14px;color:var(--ink-2);margin:0;}
.related-card .go{
  display:inline-block;
  margin-top:14px;
  font-size:13px;
  font-weight:700;
  color:var(--brand-active);
  border-bottom:2px solid var(--brand);
  padding-bottom:2px;
}

/* ---------- CTA BAR ---------- */
.cta-band{
  position:relative;
  background:var(--stage);
  color:var(--on-dark);
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background:repeating-linear-gradient(115deg, rgba(23,224,138,.08) 0 1px, transparent 1px 22px);
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;
  left:-10%;bottom:-40%;
  width:60%;height:180%;
  background:linear-gradient(135deg,rgba(23,224,138,.28),rgba(122,92,255,.18));
  transform:rotate(-12deg);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:56px 0;
}
.cta-inner h2{font-size:30px;margin-bottom:10px;color:var(--on-dark);}
.cta-inner p{margin:0;color:var(--on-dark-2);font-size:15.5px;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}
.btn-outline-light{
  background:transparent;
  border:1px solid rgba(255,255,255,.3);
  color:var(--on-dark);
}
.btn-outline-light:hover{background:rgba(23,224,138,.10);border-color:var(--brand);transform:translateY(-2px);}

/* ---------- FOOTER ---------- */
.site-footer{
  position:relative;
  background:var(--stage);
  color:var(--on-dark-2);
  padding-top:0;
}
.footer-bar{
  height:6px;
  background:linear-gradient(90deg,var(--brand),var(--accent));
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding:56px 0 32px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--on-dark-2);margin:0;max-width:360px;}
.footer-col h4{
  font-size:15px;
  color:var(--on-dark);
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col li{font-size:14px;color:var(--on-dark-2);}
.footer-col a{color:var(--on-dark-2);transition:color .2s ease;}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;
  justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0 28px;
  font-size:13px;
  color:var(--ink-3);
}
.footer-bottom a{color:var(--ink-3);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- MOBILE TAB ---------- */
.mobile-tab{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  background:rgba(14,16,22,.97);
  border-top:1px solid rgba(255,255,255,.08);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab ul{display:flex;}
.mobile-tab li{flex:1;}
.mobile-tab a{
  position:relative;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:3px;
  height:60px;
  font-size:10px;
  color:var(--ink-3);
  transition:color .2s ease;
}
.mobile-tab a svg{width:22px;height:22px;stroke-width:1.5;}
.mobile-tab a.is-active{color:var(--brand);}
.mobile-tab a.is-active::before{
  content:"";
  position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:26px;height:3px;border-radius:0 0 3px 3px;
  background:var(--brand);
}
body{padding-bottom:0;}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1199px){
  .page-head h1{font-size:44px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  :root{--space-section:72px;}
  .container{padding:0 24px;}
  .nav-menu{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:block;}
  .page-head-inner{grid-template-columns:minmax(0,1fr);gap:32px;padding:48px 0 44px;}
  .head-thumb{max-width:420px;}
  .page-head h1{font-size:38px;}
  .section-head h2{font-size:28px;}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:48px 0;}
  .step{grid-template-columns:72px minmax(0,1fr);gap:20px;}
  .step-no{font-size:34px;}
  .timeline-wrap{padding:28px 24px 28px 56px;}
}
@media (max-width:767px){
  :root{--space-section:56px;}
  .container{padding:0 16px;}
  body{padding-bottom:80px;}
  .mobile-tab{display:block;}
  .page-head h1{font-size:34px;}
  .page-head .lede{font-size:15.5px;}
  .head-thumb{display:none;}
  .section-head h2{font-size:26px;}
  .section-head.row{flex-direction:column;align-items:flex-start;}
  .step{grid-template-columns:1fr;gap:12px;padding:22px 20px;border-left-width:4px;}
  .step-no{font-size:30px;}
  .step h3{font-size:19px;}
  .scene-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 24px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .btn{height:44px;padding:0 20px;width:100%;}
  .head-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-inner h2{font-size:26px;}
  .timeline-wrap{padding:22px 18px 22px 44px;}
  .faq-q{font-size:15px;padding:14px 16px;}
  .faq-a{padding:0 16px 16px;}
}
@media (max-width:420px){
  .page-head h1{font-size:30px;}
  .logo-text{font-size:15px;}
  .step-no{font-size:26px;}
}

/* roulang page: category3 */
:root{
  --primary:#17E08A;
  --primary-hover:#0FC97A;
  --primary-active:#0AB56C;
  --accent:#7A5CFF;
  --warn:#FF8A3D;
  --danger:#E5484D;
  --ink:#0E1016;
  --paper:#F6F7F4;
  --card:#FFFFFF;
  --line:#E5E8E2;
  --t1:#14161C;
  --t2:#5B616E;
  --t3:#8B9099;
  --d1:#F2F5F1;
  --d2:#A7AEB8;
  --r-card:16px;
  --r-btn:10px;
  --r-cta:12px;
  --r-img:12px;
  --r-pill:999px;
  --shadow-s:0 1px 2px rgba(20,22,28,.05),0 8px 24px rgba(20,22,28,.06);
  --shadow-h:0 12px 32px rgba(20,22,28,.10);
  --sec:96px;
  --font-cn:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--t1);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
h1{font-size:56px;line-height:1.15;font-weight:800;letter-spacing:-.015em;}
h2{font-size:36px;line-height:1.2;font-weight:800;letter-spacing:-.015em;}
h3{font-size:24px;line-height:1.3;font-weight:800;letter-spacing:-.015em;}
h4{font-size:18px;line-height:1.4;font-weight:700;}
p{font-size:16px;color:var(--t2);}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(14,16,22,.94);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .25s ease;
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:72px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:60px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#0E1016;font-weight:800;font-size:17px;
}
.logo-text{font-size:17px;font-weight:800;color:var(--d1);letter-spacing:.01em;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-menu a{
  position:relative;
  padding:10px 14px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;color:var(--d2);
  transition:color .2s ease,background .2s ease;
}
.nav-menu a:hover{color:var(--d1);background:rgba(255,255,255,.06);}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--primary);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--primary);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.header-cta{
  flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 22px;border-radius:var(--r-cta);
  background:var(--primary);color:#0E1016;font-weight:700;font-size:15px;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.header-cta:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 10px 24px rgba(23,224,138,.28);}
.header-cta:active{background:var(--primary-active);transform:translateY(0);}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:var(--r-btn);
  color:var(--d1);align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);
}
.nav-toggle svg{width:22px;height:22px;}

/* ---------- page head ---------- */
.page-head{
  position:relative;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  padding:64px 0 56px;
  overflow:hidden;
}
.page-head::before{
  content:"";position:absolute;inset:0 0 auto 0;height:6px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  opacity:.85;
}
.page-head-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:48px;align-items:center;position:relative;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--t3);margin-bottom:16px;}
.breadcrumb a{color:var(--t2);border-bottom:2px solid transparent;transition:color .2s,border-color .2s;}
.breadcrumb a:hover{color:var(--primary-active);border-bottom-color:var(--primary);}
.breadcrumb span[aria-current]{color:var(--t1);font-weight:600;}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px;
}
.kicker::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px;}
.page-head h1{max-width:16em;}
.page-head .lead{margin-top:18px;font-size:17px;color:var(--t2);max-width:34em;}
.head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;
  border:1px solid rgba(122,92,255,.45);color:var(--accent);background:rgba(122,92,255,.08);
}
.tag--green{border-color:rgba(23,224,138,.5);color:#0E9C63;background:rgba(23,224,138,.12);}
.tag--warn{border-color:rgba(255,138,61,.55);color:#C75E17;background:rgba(255,138,61,.12);}
.page-head-media{
  border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-s);
  aspect-ratio:16/10;background:#DDE1DA;
}
.page-head-media img{width:100%;height:100%;object-fit:cover;}

/* ---------- section base ---------- */
.section{padding:var(--sec) 0;}
.section--tight{padding:72px 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
.sec-no{
  display:block;font-size:12px;font-weight:800;letter-spacing:.18em;
  color:var(--accent);margin-bottom:10px;
}
.section-head p{max-width:46em;margin-top:12px;}
.section-head .head-link{
  font-size:15px;font-weight:700;color:var(--t1);
  border-bottom:2px solid var(--primary);padding-bottom:2px;
  transition:color .2s,border-color .2s;
}
.section-head .head-link:hover{color:var(--primary-active);border-color:var(--primary-active);}

/* ---------- stats ---------- */
.stats-wrap{margin-top:-40px;position:relative;z-index:5;}
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-s);overflow:hidden;
}
.stat{padding:28px 24px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat .value{font-size:40px;line-height:1.1;font-weight:800;color:var(--t1);font-variant-numeric:tabular-nums;}
.stat .value em{font-style:normal;font-size:18px;font-weight:700;color:var(--primary-active);margin-left:4px;}
.stat .label{margin-top:8px;font-size:12px;color:var(--t3);letter-spacing:.04em;}

/* ---------- icon card grid ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.icon-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--shadow-s);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  overflow:hidden;
}
.icon-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(180deg,var(--primary),rgba(23,224,138,0));
  opacity:.9;
}
.icon-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);border-color:rgba(23,224,138,.45);}
.icon-card .idx{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.14em;
  color:var(--accent);margin-bottom:16px;
}
.icon-card .ico{
  width:40px;height:40px;color:var(--primary-active);margin-bottom:16px;
}
.icon-card .ico svg{width:40px;height:40px;}
.icon-card h3{margin-bottom:10px;}
.icon-card p{font-size:15px;}

/* ---------- timeline ---------- */
.timeline{margin-top:8px;}
.tl-group-label{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;color:var(--accent);
  background:rgba(122,92,255,.1);border:1px solid rgba(122,92,255,.32);
  margin-bottom:20px;
}
.tl-list{position:relative;padding-left:36px;}
.tl-list::before{
  content:"";position:absolute;left:13px;top:6px;bottom:6px;width:2px;
  background:var(--line);
}
.tl-list::after{
  content:"";position:absolute;left:13px;top:6px;height:58%;width:2px;
  background:var(--primary);
}
.tl-item{position:relative;padding:0 0 20px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-29px;top:9px;
  width:12px;height:12px;border-radius:50%;
  background:var(--card);border:2px solid var(--line);
}
.tl-item.is-live::before{
  background:var(--primary);border-color:var(--primary);
  box-shadow:0 0 0 6px rgba(23,224,138,.18);
}
.tl-time{
  display:inline-block;font-size:14px;font-weight:700;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;margin-bottom:4px;
}
.tl-item h3{font-size:20px;margin-bottom:4px;}
.tl-item p{font-size:14px;color:var(--t2);}
.timeline-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--shadow-s);
}

/* ---------- media split ---------- */
.split{
  display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;
}
.split-media{
  border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-s);aspect-ratio:4/3;background:#DDE1DA;
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-body h2{margin-bottom:16px;}
.split-body p + p{margin-top:14px;}
.check-list{margin-top:24px;display:grid;gap:12px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;border-radius:var(--r-btn);
  background:var(--card);border:1px solid var(--line);
  font-size:15px;color:var(--t1);
}
.check-list .dot{
  flex:0 0 auto;width:20px;height:20px;margin-top:3px;color:var(--primary-active);
}
.check-list .dot svg{width:20px;height:20px;}
.check-list strong{font-weight:700;}
.check-list span.desc{display:block;font-size:14px;color:var(--t2);}

/* ---------- faq ---------- */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(23,224,138,.5);box-shadow:var(--shadow-s);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:60px;padding:16px 24px;
  font-size:17px;font-weight:700;color:var(--t1);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:14px;height:14px;
  background:
    linear-gradient(var(--primary-active),var(--primary-active)) center/14px 2px no-repeat,
    linear-gradient(var(--primary-active),var(--primary-active)) center/2px 14px no-repeat;
  transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .faq-body{padding:0 24px 20px;font-size:15px;line-height:1.8;color:var(--t2);}

/* ---------- related ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:block;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);border-color:rgba(122,92,255,.4);}
.rel-card .idx{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--accent);}
.rel-card h3{font-size:20px;margin:10px 0 8px;}
.rel-card p{font-size:14px;}
.rel-card .more{
  display:inline-block;margin-top:14px;font-size:14px;font-weight:700;color:var(--t1);
  border-bottom:2px solid var(--primary);padding-bottom:2px;
}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;background:var(--ink);color:var(--d1);
  padding:72px 0;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(135deg,rgba(23,224,138,.08) 0 1px,transparent 1px 14px);
}
.cta-inner{
  position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.cta-inner h2{color:var(--d1);max-width:22em;}
.cta-inner p{color:var(--d2);margin-top:12px;max-width:40em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 24px;border-radius:var(--r-cta);
  font-size:16px;font-weight:700;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--primary);color:#0E1016;}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 12px 28px rgba(23,224,138,.3);}
.btn-primary:active{background:var(--primary-active);transform:translateY(0);box-shadow:none;}
.btn-ghost{border:1px solid rgba(255,255,255,.5);color:var(--d1);background:transparent;}
.btn-ghost:hover{background:rgba(23,224,138,.12);border-color:var(--primary);color:var(--primary);}
.back-link{
  display:inline-block;margin-top:28px;font-size:15px;font-weight:700;color:var(--t1);
  border-bottom:2px solid var(--primary);padding-bottom:2px;
}
.back-link:hover{color:var(--primary-active);}

/* ---------- footer ---------- */
.site-footer{
  position:relative;background:var(--ink);color:var(--d2);
  padding:64px 0 24px;
}
.footer-bar{height:6px;background:linear-gradient(135deg,var(--primary),var(--accent));position:absolute;inset:0 0 auto 0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-top:12px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{color:var(--d2);font-size:14px;max-width:32em;}
.footer-col h4{color:var(--d1);font-size:15px;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a,.footer-col li{font-size:14px;color:var(--d2);transition:color .2s ease;}
.footer-col a{border-bottom:1px solid transparent;}
.footer-col a:hover{color:var(--primary);border-bottom-color:var(--primary);}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8B9099;
}
.footer-bottom a{color:var(--d2);}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- mobile tab ---------- */
.mobile-tab{display:none;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  h1{font-size:48px;}
  h2{font-size:32px;}
  :root{--sec:80px;}
  .page-head-grid{gap:36px;}
}
@media (max-width:991px){
  .container{padding:0 24px;}
  h1{font-size:40px;}
  h2{font-size:28px;}
  h3{font-size:22px;}
  :root{--sec:72px;}
  .page-head{padding:48px 0 44px;}
  .page-head-grid{grid-template-columns:1fr;}
  .page-head-media{aspect-ratio:16/9;}
  .split{grid-template-columns:1fr;gap:32px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .divider{display:none;}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;}
  .header-cta{display:none;}
  .nav-menu{
    position:absolute;top:100%;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(14,16,22,.98);
    border-top:1px solid rgba(255,255,255,.08);
    border-bottom:1px solid rgba(255,255,255,.08);
    padding:8px 16px 18px;
  }
  .nav-menu.is-open{display:flex;}
  .nav-menu a{
    height:48px;display:flex;align-items:center;
    border-radius:8px;border-bottom:1px solid rgba(255,255,255,.06);
  }
  .nav-menu a::after{display:none;}
  .nav-menu a.is-active{color:var(--primary);background:rgba(23,224,138,.08);}
}
@media (max-width:767px){
  body{padding-bottom:80px;}
  h1{font-size:34px;}
  h2{font-size:26px;}
  h3{font-size:20px;}
  :root{--sec:56px;}
  .container{padding:0 16px;}
  .header-inner{height:64px;gap:12px;}
  .site-header.is-scrolled .header-inner{height:58px;}
  .logo-text{font-size:15px;white-space:normal;line-height:1.25;}
  .logo-mark{width:30px;height:30px;font-size:15px;}
  .page-head{padding:36px 0 32px;}
  .page-head-media{display:none;}
  .page-head .lead{font-size:15.5px;}
  .stats-wrap{margin-top:0;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat{padding:20px 16px;}
  .stat .value{font-size:32px;}
  .card-grid,.rel-grid{grid-template-columns:1fr;}
  .icon-card,.rel-card{padding:20px;}
  .timeline-card{padding:20px;}
  .tl-list{padding-left:26px;}
  .tl-list::before,.tl-list::after{left:8px;}
  .tl-item::before{left:-24px;}
  .faq-item summary{padding:14px 18px;font-size:16px;}
  .faq-item .faq-body{padding:0 18px 18px;}
  .cta-band{padding:56px 0;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .mobile-tab{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:90;
    height:60px;padding-bottom:env(safe-area-inset-bottom);
    background:rgba(14,16,22,.97);
    border-top:1px solid rgba(255,255,255,.08);
  }
  .mobile-tab a{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    position:relative;font-size:10px;color:var(--t3);
  }
  .mobile-tab a svg{width:22px;height:22px;}
  .mobile-tab a.is-active{color:var(--primary);}
  .mobile-tab a.is-active::before{
    content:"";position:absolute;top:0;left:24%;right:24%;height:3px;
    background:var(--primary);border-radius:0 0 3px 3px;
  }
  .btn:active,.header-cta:active,.icon-card:active,.rel-card:active{transform:scale(.98);}
}
@media (max-width:420px){
  h1{font-size:30px;}
  .stat .value{font-size:28px;}
  .mobile-tab a{font-size:9px;}
}

/* roulang page: category2 */
:root{
  --brand:#17E08A;
  --brand-hover:#0FC97A;
  --brand-active:#0AB56C;
  --violet:#7A5CFF;
  --orange:#FF8A3D;
  --stage:#0E1016;
  --bg:#F6F7F4;
  --surface:#FFFFFF;
  --line:#E5E8E2;
  --text:#14161C;
  --text-2:#5B616E;
  --text-3:#8B9099;
  --dark-text:#F2F5F1;
  --dark-text-2:#A7AEB8;
  --error:#E5484D;
  --r-card:16px;
  --r-btn:10px;
  --r-cta:12px;
  --r-img:12px;
  --r-badge:999px;
  --shadow-card:0 1px 2px rgba(20,22,28,.05),0 8px 24px rgba(20,22,28,.06);
  --shadow-hover:0 12px 32px rgba(20,22,28,.10);
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","DIN Alternate",system-ui,-apple-system,sans-serif;
  --nav-h:72px;
  --nav-h-sm:60px;
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  letter-spacing:0;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;padding:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-cta);
  font-size:15px;
  font-weight:700;
  line-height:1;
  white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{
  background:var(--brand);
  color:#0E1016;
  box-shadow:0 6px 18px rgba(23,224,138,.24);
}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 12px 26px rgba(23,224,138,.30);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);}
.btn-ghost{
  background:transparent;
  color:var(--brand);
  border:1px solid var(--brand);
}
.btn-ghost:hover{background:rgba(23,224,138,.10);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);background:rgba(23,224,138,.16);}
.btn-ghost-dark{
  background:transparent;
  color:var(--dark-text);
  border:1px solid rgba(255,255,255,.28);
}
.btn-ghost-dark:hover{background:rgba(23,224,138,.12);border-color:var(--brand);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}
.btn-sm{height:44px;padding:0 20px;font-size:14px;border-radius:var(--r-btn);}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--text);
  font-weight:700;
  font-size:14px;
  border-bottom:2px solid var(--brand);
  padding-bottom:2px;
  transition:color .2s ease,border-color .2s ease;
}
.text-link:hover{color:var(--brand-active);border-color:var(--brand-active);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  height:var(--nav-h);
  background:rgba(14,16,22,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:height .25s ease,border-color .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{
  height:var(--nav-h-sm);
  border-bottom:1px solid rgba(255,255,255,.14);
}
.header-inner{
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-mark{
  width:34px;height:34px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--violet));
  color:#0E1016;
  font-weight:800;
  font-size:17px;
  line-height:1;
  letter-spacing:-.02em;
}
.logo-text{
  color:var(--dark-text);
  font-weight:800;
  font-size:16px;
  letter-spacing:-.015em;
  white-space:nowrap;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-menu a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 14px;
  border-radius:var(--r-btn);
  color:var(--dark-text-2);
  font-size:15px;
  font-weight:600;
  transition:color .2s ease,background-color .2s ease;
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav-menu a:hover{color:var(--dark-text);background:rgba(255,255,255,.05);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--brand);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.header-cta{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.18);
  color:var(--dark-text);
}
.nav-toggle:hover{background:rgba(255,255,255,.06);}
.nav-toggle .bars{position:relative;width:18px;height:2px;background:currentColor;border-radius:2px;transition:background .2s ease;}
.nav-toggle .bars::before,.nav-toggle .bars::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;transition:transform .2s ease;
}
.nav-toggle .bars::before{top:-6px;}
.nav-toggle .bars::after{top:6px;}
.nav-toggle[aria-expanded="true"] .bars{background:transparent;}
.nav-toggle[aria-expanded="true"] .bars::before{transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] .bars::after{transform:translateY(-6px) rotate(-45deg);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;
  top:var(--nav-h-sm);
  left:0;right:0;bottom:0;
  z-index:79;
  background:rgba(14,16,22,.98);
  padding:24px 16px 100px;
  display:none;
  overflow-y:auto;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .drawer-title{
  font-size:12px;
  letter-spacing:.12em;
  color:var(--text-3);
  margin-bottom:12px;
}
.mobile-drawer a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:52px;
  padding:0 16px;
  border-radius:var(--r-btn);
  color:var(--dark-text);
  font-size:16px;
  font-weight:600;
  border:1px solid rgba(255,255,255,.08);
  margin-bottom:10px;
  background:rgba(255,255,255,.02);
}
.mobile-drawer a.is-active{color:var(--brand);border-color:rgba(23,224,138,.45);}
.mobile-drawer a span.arrow{color:var(--text-3);font-size:14px;}

/* ---------- 移动底部 Tab ---------- */
.tabbar{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:85;
  display:none;
  height:60px;
  padding-bottom:env(safe-area-inset-bottom);
  background:rgba(14,16,22,.97);
  border-top:1px solid rgba(255,255,255,.10);
}
.tabbar ul{
  display:flex;
  height:60px;
}
.tabbar li{flex:1;}
.tabbar a{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  height:100%;
  color:var(--text-3);
  font-size:10px;
  line-height:1;
  transition:color .2s ease;
}
.tabbar a::before{
  content:"";
  position:absolute;
  top:0;left:50%;
  width:28px;height:3px;
  border-radius:0 0 3px 3px;
  background:transparent;
  transform:translateX(-50%);
  transition:background-color .2s ease;
}
.tabbar a svg{width:22px;height:22px;stroke-width:1.5;}
.tabbar a.is-active{color:var(--brand);}
.tabbar a.is-active::before{background:var(--brand);}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-2);
}
.crumb a{color:var(--text-2);transition:color .2s ease;}
.crumb a:hover{color:var(--brand-active);}
.crumb .sep{color:var(--text-3);}
.crumb .current{color:var(--text);font-weight:600;}

/* ---------- 页头带 ---------- */
.page-hero{
  background:var(--bg);
  padding:calc(var(--nav-h) + 56px) 0 72px;
  border-bottom:1px solid var(--line);
  position:relative;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  top:0;right:-120px;
  width:520px;height:100%;
  background:repeating-linear-gradient(135deg,rgba(23,224,138,.07) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.page-hero-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1fr) 380px;
  gap:48px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-num);
  font-size:13px;
  font-weight:700;
  letter-spacing:.16em;
  color:var(--violet);
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:22px;height:6px;
  border-radius:3px;
  background:linear-gradient(135deg,var(--brand),var(--violet));
}
.page-hero h1{
  font-size:56px;
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.015em;
  margin-bottom:18px;
}
.page-hero .lede{
  font-size:17px;
  line-height:1.85;
  color:var(--text-2);
  max-width:640px;
  margin-bottom:24px;
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:28px;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:var(--r-badge);
  font-size:12px;
  font-weight:600;
  color:var(--violet);
  border:1px solid rgba(122,92,255,.35);
  background:rgba(122,92,255,.08);
}
.tag.is-hot{color:var(--orange);border-color:rgba(255,138,61,.40);background:rgba(255,138,61,.10);}
.hero-media{
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  background:var(--stage);
}
.hero-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 板块通用 ---------- */
.section{padding:var(--sec-y) 0;}
.section.alt{background:#FFFFFF;}
.section-head{margin-bottom:32px;max-width:760px;}
.section-head h2{
  font-size:36px;
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.015em;
  margin-bottom:12px;
}
.section-head .sub{
  font-size:16px;
  color:var(--text-2);
  line-height:1.8;
}
.section-head.row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  max-width:none;
}

/* ---------- 左图右文 ---------- */
.split-list{display:flex;flex-direction:column;gap:56px;}
.split{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:48px;
  align-items:center;
}
.split.is-reverse .split-media{order:2;}
.split.is-reverse .split-body{order:1;}
.split-media{
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  background:var(--stage);
  transition:transform .25s ease,box-shadow .25s ease;
}
.split-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.split:hover .split-media{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.split-body .step-no{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-num);
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--violet);
  margin-bottom:12px;
}
.split-body h3{
  font-size:24px;
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.015em;
  margin-bottom:14px;
}
.split-body p{
  color:var(--text-2);
  font-size:16px;
  line-height:1.85;
  margin-bottom:16px;
}
.check-list{display:flex;flex-direction:column;gap:10px;}
.check-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:15px;
  color:var(--text);
  line-height:1.7;
}
.check-list li svg{
  flex-shrink:0;
  width:20px;height:20px;
  margin-top:3px;
  stroke:var(--brand-active);
  stroke-width:1.5;
}
.meta-strip{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:20px;
}
.meta-strip .pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:34px;
  padding:0 14px;
  border-radius:var(--r-badge);
  font-size:13px;
  font-weight:600;
  color:var(--text-2);
  background:var(--bg);
  border:1px solid var(--line);
}
.meta-strip .pill b{color:var(--text);font-family:var(--font-num);}

/* ---------- 赛程时间线（精简） ---------- */
.timeline{
  position:relative;
  max-width:880px;
  padding-left:32px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:6px;top:6px;bottom:6px;
  width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,var(--brand) 42%,var(--line) 42%,var(--line) 100%);
  border-radius:2px;
}
.timeline-item{
  position:relative;
  padding:0 0 20px 0;
}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";
  position:absolute;
  left:-32px;top:9px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--line);
  border:2px solid #FFFFFF;
  box-shadow:0 0 0 1px var(--line);
  transition:background-color .2s ease,box-shadow .2s ease;
}
.timeline-item.is-active::before{
  background:var(--brand);
  box-shadow:0 0 0 8px rgba(23,224,138,.18);
}
.timeline-item .t-time{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:14px;
  font-weight:700;
  color:var(--violet);
  letter-spacing:.02em;
  margin-bottom:6px;
}
.timeline-item h4{
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  margin-bottom:6px;
}
.timeline-item p{
  font-size:15px;
  color:var(--text-2);
  line-height:1.75;
}
.timeline-group-label{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-badge);
  font-size:12px;
  font-weight:700;
  color:var(--violet);
  background:rgba(122,92,255,.10);
  border:1px solid rgba(122,92,255,.28);
  margin-bottom:20px;
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item:hover{box-shadow:var(--shadow-hover);}
.faq-item[open]{border-color:rgba(23,224,138,.45);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  min-height:60px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 24px;
  font-size:17px;
  font-weight:700;
  letter-spacing:-.01em;
  transition:color .2s ease,background-color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:var(--bg);color:var(--brand-active);}
.faq-item summary .ico{
  position:relative;
  flex-shrink:0;
  width:22px;height:22px;
  border-radius:50%;
  border:1px solid var(--line);
  transition:border-color .2s ease,background-color .2s ease,transform .2s ease;
}
.faq-item summary .ico::before,
.faq-item summary .ico::after{
  content:"";
  position:absolute;
  top:50%;left:50%;
  background:var(--text-2);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:opacity .2s ease,background-color .2s ease;
}
.faq-item summary .ico::before{width:10px;height:1.6px;}
.faq-item summary .ico::after{width:1.6px;height:10px;}
.faq-item[open] summary{color:var(--brand-active);}
.faq-item[open] summary .ico{border-color:var(--brand);background:rgba(23,224,138,.12);}
.faq-item[open] summary .ico::before{background:var(--brand-active);}
.faq-item[open] summary .ico::after{opacity:0;}
.faq-answer{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.9;
  color:var(--text-2);
  border-top:1px solid var(--line);
  padding-top:18px;
  margin:0 0 0;
}

/* ---------- 相关分类 ---------- */
.rel-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.rel-card{
  display:block;
  padding:24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(23,224,138,.5);}
.rel-card .rel-no{
  font-family:var(--font-num);
  font-size:12px;
  font-weight:700;
  letter-spacing:.16em;
  color:var(--violet);
  margin-bottom:10px;
  display:block;
}
.rel-card h3{
  font-size:19px;
  font-weight:800;
  letter-spacing:-.01em;
  margin-bottom:8px;
}
.rel-card p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
  margin-bottom:14px;
}
.rel-card .rel-go{
  font-size:14px;
  font-weight:700;
  color:var(--brand-active);
}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;
  background:var(--stage);
  border-radius:var(--r-card);
  padding:48px;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  border:1px solid rgba(255,255,255,.08);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:repeating-linear-gradient(135deg,rgba(23,224,138,.08) 0 2px,transparent 2px 16px);
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;
  top:-80px;right:-60px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(122,92,255,.28) 0%,transparent 70%);
  pointer-events:none;
}
.cta-band .cta-copy{position:relative;z-index:2;max-width:620px;}
.cta-band h2{
  font-size:30px;
  line-height:1.25;
  font-weight:800;
  color:var(--dark-text);
  letter-spacing:-.015em;
  margin-bottom:12px;
}
.cta-band p{
  font-size:15px;
  line-height:1.8;
  color:var(--dark-text-2);
}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;flex-shrink:0;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--stage);
  color:var(--dark-text-2);
  margin-top:var(--sec-y);
  position:relative;
}
.footer-bar{
  height:6px;
  background:linear-gradient(135deg,var(--brand),var(--violet));
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding:64px 0 40px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  line-height:1.9;
  color:var(--dark-text-2);
  max-width:360px;
}
.footer-col h4{
  font-size:15px;
  font-weight:800;
  color:var(--dark-text);
  margin-bottom:16px;
  letter-spacing:-.01em;
}
.footer-col ul{display:flex;flex-direction:column;gap:2px;}
.footer-col li{
  font-size:14px;
  line-height:1.7;
  color:var(--dark-text-2);
}
.footer-col li a{
  display:inline-flex;
  align-items:center;
  min-height:36px;
  color:var(--dark-text-2);
  transition:color .2s ease;
}
.footer-col li a:hover{color:var(--brand);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom a{color:var(--dark-text-2);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:48px;}
  .page-hero-grid{grid-template-columns:minmax(0,1fr) 320px;gap:36px;}
}
@media (max-width:991px){
  :root{--sec-y:72px;}
  .container{padding:0 24px;}
  .nav-menu{display:none;}
  .header-cta .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .tabbar{display:block;}
  .page-hero{padding:calc(var(--nav-h-sm) + 40px) 0 56px;}
  .page-hero-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .page-hero h1{font-size:40px;}
  .page-hero .hero-media{display:none;}
  .section-head h2{font-size:28px;}
  .split{grid-template-columns:minmax(0,1fr);gap:24px;}
  .split.is-reverse .split-media{order:1;}
  .split.is-reverse .split-body{order:2;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding:48px 0 32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
  .cta-band h2{font-size:26px;}
  body{padding-bottom:80px;}
}
@media (max-width:767px){
  :root{--sec-y:56px;}
  .container{padding:0 16px;}
  body{font-size:15.5px;}
  .page-hero h1{font-size:34px;}
  .page-hero .lede{font-size:16px;}
  .section-head h2{font-size:26px;}
  .split-body h3{font-size:20px;}
  .timeline{padding-left:24px;}
  .timeline-item::before{left:-24px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .btn{height:44px;padding:0 20px;font-size:15px;width:auto;}
  .hero-actions .btn{flex:1 1 auto;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{width:100%;}
  .faq-item summary{padding:14px 18px;font-size:16px;}
  .faq-answer{padding:16px 18px 20px;}
  .split-media img{aspect-ratio:4/3;}
  .mobile-drawer a{min-height:48px;}
}
@media (max-width:420px){
  .logo-text{font-size:14.5px;}
  .tabbar a{font-size:9.5px;}
  .page-hero h1{font-size:30px;}
  .rel-card{padding:20px;}
  .cta-band{padding:28px 20px;}
}

/* roulang page: category4 */
:root{
  --brand:#17E08A;
  --brand-hover:#0FC97A;
  --brand-active:#0AB56C;
  --violet:#7A5CFF;
  --orange:#FF8A3D;
  --error:#E5484D;
  --stage:#0E1016;
  --surface:#F6F7F4;
  --card:#FFFFFF;
  --line:#E5E8E2;
  --ink:#14161C;
  --ink-2:#5B616E;
  --ink-3:#8B9099;
  --on-dark:#F2F5F1;
  --on-dark-2:#A7AEB8;
  --r-card:16px;
  --r-btn:10px;
  --r-cta:12px;
  --r-input:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(20,22,28,.05), 0 8px 24px rgba(20,22,28,.06);
  --sh-hover:0 12px 32px rgba(20,22,28,.10);
  --section:96px;
  --font-cn:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","DIN Alternate",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--card);
  text-align:left;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.2;font-weight:800;letter-spacing:-.015em;}
p{margin:0 0 .9em;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-weight:700;font-size:15px;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#0E1016;border-radius:var(--r-cta);}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 12px 28px rgba(23,224,138,.28);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--ink);}
.btn-ghost:hover{background:rgba(23,224,138,.08);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-dark-ghost{background:transparent;border-color:rgba(255,255,255,.28);color:var(--on-dark);}
.btn-dark-ghost:hover{background:rgba(23,224,138,.10);border-color:var(--brand);}
.btn-sm{height:42px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.45;pointer-events:none;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;line-height:1.6;font-weight:600;
  border:1px solid var(--violet);color:var(--violet);background:rgba(122,92,255,.08);
}
.badge-brand{border-color:rgba(23,224,138,.6);color:#0A8A50;background:rgba(23,224,138,.12);}
.badge-warn{border-color:var(--orange);color:#B44F13;background:rgba(255,138,61,.14);}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;background:var(--surface);border:1px solid var(--line);color:var(--ink-2);
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(140%) blur(8px);
  transition:height .25s ease,box-shadow .25s ease,background-color .25s ease;
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:transparent;transition:background-color .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(20,22,28,.06);}
.site-header.is-scrolled::after{background:var(--line);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;transition:height .25s ease;}
.site-header.is-scrolled .header-inner{height:60px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(23,224,138,.9),rgba(122,92,255,.85));
  color:#0E1016;font-weight:800;font-size:17px;
}
.logo-text{font-weight:800;font-size:17px;letter-spacing:-.01em;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:12px;flex:1 1 auto;}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 12px;
  font-size:15px;color:var(--ink-2);border-radius:8px;transition:color .2s ease,background-color .2s ease;
}
.nav-menu a:hover{color:var(--ink);background:var(--surface);}
.nav-menu a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-menu a.is-active{color:#0A8A50;}
.nav-menu a.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  background:var(--surface);border:1px solid var(--line);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{display:none;}

/* ============ 页头带 ============ */
.page-hero{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  padding:56px 0 52px;
  position:relative;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-80px;top:-60px;width:320px;height:320px;
  background:linear-gradient(135deg,rgba(23,224,138,.18),rgba(122,92,255,.18));
  border-radius:50%;filter:blur(10px);pointer-events:none;
}
.page-hero-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:48px;align-items:center;position:relative;z-index:1;}
.crumb{font-size:14px;color:var(--ink-3);margin-bottom:18px;}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:#0A8A50;}
.crumb span.sep{margin:0 8px;color:var(--ink-3);}
.eyebrow{
  display:inline-block;font-family:var(--font-num);font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--violet);margin-bottom:14px;
}
.page-hero h1{font-size:56px;margin-bottom:18px;}
.page-hero .lead{font-size:17px;color:var(--ink-2);max-width:640px;margin-bottom:26px;}
.hero-media{border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/10;box-shadow:var(--sh-card);border:1px solid var(--line);}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.meta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}

/* ============ 板块 ============ */
.section{padding:var(--section) 0;}
.section-tight{padding:64px 0;}
.section-head{margin-bottom:32px;max-width:760px;}
.section-head h2{font-size:36px;margin-top:8px;}
.section-head p{color:var(--ink-2);margin-top:14px;margin-bottom:0;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-alt{background:var(--surface);}

/* ============ 长文 / 引用 / 要点 ============ */
.reading{max-width:860px;}
.reading p{font-size:17px;line-height:1.9;color:var(--ink-2);}
.reading p strong{color:var(--ink);font-weight:700;}
.reading h3{font-size:24px;margin:36px 0 14px;padding-left:14px;border-left:4px solid var(--brand);line-height:1.3;}
.reading h3:first-child{margin-top:0;}
.figure{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-card);margin:28px 0;}
.figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.figure figcaption{font-size:13px;color:var(--ink-3);padding:12px 16px;background:var(--card);}
.quote{
  border-left:3px solid var(--brand);
  background:var(--surface);
  padding:20px 22px;border-radius:0 var(--r-img) var(--r-img) 0;
  margin:28px 0;
}
.quote p{font-size:16px;line-height:1.85;color:var(--ink);margin:0;}
.quote cite{display:block;margin-top:10px;font-style:normal;font-size:13px;color:var(--ink-3);}
.points{display:grid;gap:14px;margin:26px 0 0;}
.points li{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.points li:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(23,224,138,.5);}
.points .ico{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(122,92,255,.10);color:var(--violet);
}
.points h3{font-size:18px;margin-bottom:6px;}
.points p{font-size:15px;color:var(--ink-2);margin:0;}

/* ============ 公告速览列表 ============ */
.notice-list{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--card);box-shadow:var(--sh-card);}
.notice-row{
  display:grid;grid-template-columns:120px 1fr auto;gap:20px;align-items:center;
  min-height:64px;padding:16px 24px;border-bottom:1px solid var(--line);
  transition:background-color .2s ease;
}
.notice-row:last-child{border-bottom:none;}
.notice-row:hover{background:var(--surface);}
.notice-date{font-size:14px;font-weight:700;color:var(--violet);}
.notice-body h3{font-size:17px;margin-bottom:4px;}
.notice-body p{font-size:14px;color:var(--ink-2);margin:0;}

/* ============ 数据快照 ============ */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--card);box-shadow:var(--sh-card);
}
.stat{padding:32px 24px;border-right:1px solid var(--line);text-align:left;}
.stat:last-child{border-right:none;}
.stat b{display:block;font-family:var(--font-num);font-size:40px;font-weight:800;line-height:1.1;color:var(--ink);}
.stat span{display:block;margin-top:8px;font-size:12px;color:var(--ink-3);letter-spacing:.04em;}

/* ============ FAQ ============ */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item.is-open{border-color:rgba(23,224,138,.55);box-shadow:var(--sh-card);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:60px;padding:14px 22px;background:transparent;border:none;cursor:pointer;text-align:left;
  font-size:16px;font-weight:700;color:var(--ink);
}
.faq-q .sign{
  flex:0 0 24px;width:24px;height:24px;position:relative;border-radius:50%;
  background:var(--surface);transition:background-color .2s ease,transform .2s ease;
}
.faq-q .sign::before,.faq-q .sign::after{
  content:"";position:absolute;left:50%;top:50%;width:11px;height:2px;background:var(--ink-2);
  transform:translate(-50%,-50%);transition:transform .2s ease,background-color .2s ease;
}
.faq-q .sign::after{transform:translate(-50%,-50%) rotate(90deg);}
.faq-item.is-open .faq-q .sign{background:rgba(23,224,138,.18);}
.faq-item.is-open .faq-q .sign::after{transform:translate(-50%,-50%) rotate(0deg);}
.faq-item.is-open .faq-q .sign::before{background:#0A8A50;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a p{padding:0 22px 20px;margin:0;font-size:15px;line-height:1.8;color:var(--ink-2);}

/* ============ 相关分类 ============ */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:block;padding:26px 24px;border-radius:var(--r-card);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--sh-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(122,92,255,.45);}
.rel-card .eyebrow{margin-bottom:8px;font-size:12px;}
.rel-card h3{font-size:20px;margin-bottom:8px;}
.rel-card p{font-size:14px;color:var(--ink-2);margin:0;}
.rel-card .arrow{display:inline-block;margin-top:14px;font-size:14px;font-weight:700;color:#0A8A50;border-bottom:2px solid var(--brand);padding-bottom:2px;}

/* ============ CTA 条 ============ */
.cta-band{
  background:var(--stage);
  background-image:repeating-linear-gradient(135deg,rgba(23,224,138,.08) 0 1px,transparent 1px 14px);
  color:var(--on-dark);border-radius:var(--r-card);
  padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 0 0 1px rgba(255,255,255,.08);
}
.cta-band h2{font-size:30px;color:var(--on-dark);margin-bottom:10px;}
.cta-band p{color:var(--on-dark-2);margin:0;font-size:15px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--stage);color:var(--on-dark-2);margin-top:0;padding-bottom:24px;}
.footer-bar{height:6px;background:linear-gradient(90deg,var(--brand),var(--violet));}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 40px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand .logo-text{color:var(--on-dark);}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--on-dark-2);max-width:360px;}
.footer-col h4{font-size:15px;color:var(--on-dark);margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col li{font-size:14px;line-height:1.7;}
.footer-col a{color:var(--on-dark-2);transition:color .2s ease;}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding-top:22px;display:flex;flex-wrap:wrap;gap:12px 28px;
  font-size:13px;color:#7E848F;
}
.footer-bottom a{color:var(--on-dark-2);}
.footer-bottom a:hover{color:var(--brand);}

/* ============ 移动端底部 Tab ============ */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  height:calc(60px + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);
  background:rgba(255,255,255,.97);
  border-top:1px solid var(--line);
  backdrop-filter:blur(8px);
}
.mobile-tab ul{display:flex;height:60px;}
.mobile-tab li{flex:1 1 0;}
.mobile-tab a{
  position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:100%;font-size:10px;color:var(--ink-3);
}
.mobile-tab a svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.5;}
.mobile-tab a.is-active{color:#0A8A50;}
.mobile-tab a.is-active::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:44px;height:3px;border-radius:0 0 3px 3px;background:var(--brand);}
body{padding-bottom:0;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .page-hero h1{font-size:48px;}
}
@media (max-width:991px){
  :root{--section:72px;}
  .container{padding:0 24px;}
  .nav-menu{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-primary{display:none;}
  .page-hero{padding:48px 0 44px;}
  .page-hero-grid{grid-template-columns:1fr;gap:28px;}
  .page-hero h1{font-size:40px;}
  .hero-media{aspect-ratio:16/9;}
  .section-head h2{font-size:28px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:none;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .rel-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}

  .mobile-drawer{
    display:none;position:fixed;top:0;left:0;right:0;z-index:80;
    background:var(--card);border-bottom:1px solid var(--line);
    box-shadow:0 24px 48px rgba(20,22,28,.14);padding:16px 24px 26px;
  }
  .mobile-drawer.is-open{display:block;}
  .mobile-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;height:56px;margin-bottom:8px;}
  .mobile-drawer .drawer-head .logo-text{font-size:16px;}
  .drawer-close{width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);background:var(--surface);cursor:pointer;font-size:20px;line-height:1;}
  .mobile-drawer nav{display:grid;gap:4px;}
  .mobile-drawer nav a{
    display:flex;align-items:center;justify-content:space-between;
    min-height:52px;padding:0 14px;border-radius:var(--r-btn);font-size:16px;color:var(--ink-2);
  }
  .mobile-drawer nav a:hover,.mobile-drawer nav a.is-active{background:var(--surface);color:#0A8A50;}
  .mobile-drawer .btn{margin-top:16px;}
}
@media (max-width:767px){
  :root{--section:56px;}
  .container{padding:0 16px;}
  body{padding-bottom:80px;}
  .page-hero h1{font-size:34px;}
  .page-hero .lead{font-size:15.5px;}
  .section-head h2{font-size:26px;}
  .reading p{font-size:15.5px;line-height:1.85;}
  .reading h3{font-size:20px;}
  .notice-row{grid-template-columns:1fr;gap:6px;padding:16px 18px;}
  .stats{grid-template-columns:1fr 1fr;}
  .stat{padding:24px 18px;}
  .stat b{font-size:32px;}
  .rel-grid{grid-template-columns:1fr;}
  .cta-band{padding:28px 20px;}
  .cta-band h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .btn{height:44px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;padding:44px 0 26px;}
  .footer-brand{grid-column:1 / -1;}
  .mobile-tab{display:block;}
  .points li{padding:18px 16px;}
}
@media (max-width:419px){
  .page-hero h1{font-size:30px;}
  .stats{grid-template-columns:1fr;}
  .stat{border-right:none!important;border-bottom:1px solid var(--line);}
  .stat:last-child{border-bottom:none;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (hover:none){
  .btn:active{transform:scale(.98);}
  .points li:active{transform:scale(.99);}
  .rel-card:active{transform:scale(.99);}
}