/* roulang page: index */
:root{
  --brand:#1B54D6;
  --brand-dark:#1642A8;
  --brand-soft:#EAF1FE;
  --amber:#E8892B;
  --live:#D3382F;
  --replay:#5B6B85;
  --ink:#101B2D;
  --muted:#5A6B87;
  --faint:#8B98AE;
  --line:#E3E9F2;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --sh-1:0 1px 2px rgba(16,27,45,.04), 0 8px 24px rgba(16,27,45,.06);
  --sh-2:0 12px 32px rgba(27,84,214,.12);
  --sp-section:96px;
  --sp-section-m:56px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-dark)}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul{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 24px;width:100%}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";font-weight:700}

/* ============ 顶部信息条 ============ */
.topline{background:var(--brand-dark);color:#fff}
.topline-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px;font-size:13px;line-height:20px}
.topline-inner .tl-text{color:rgba(255,255,255,.92);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topline-inner .tl-link{color:#fff;font-weight:600;border-bottom:1px solid rgba(255,255,255,.45);white-space:nowrap}
.topline-inner .tl-link:hover{color:#fff;border-bottom-color:#fff}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(16,27,45,.04)}
.nav-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;min-height:74px}
.nav-left{display:flex;align-items:center;gap:4px}
.nav-right{display:flex;align-items:center;gap:4px;justify-content:flex-end}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:var(--r-btn);
  font-size:15px;font-weight:500;color:var(--muted);
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link.is-active{color:var(--brand);font-weight:700;background:var(--brand-soft)}
.brand{
  display:inline-flex;align-items:center;gap:10px;padding:0 18px;
  font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.02em;white-space:nowrap;
}
.brand:hover{color:var(--brand)}
.brand-mark{
  width:24px;height:24px;border-radius:7px;background:var(--brand);position:relative;flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;left:7px;top:7px;width:10px;height:10px;border-radius:3px;background:#fff;
}
.btn-mini{
  display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 16px;margin-left:8px;
  background:var(--brand);color:#fff;border:0;border-radius:var(--r-btn);font-size:14px;font-weight:600;
  cursor:pointer;transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-mini:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);
  background:#fff;border-radius:var(--r-btn);cursor:pointer;color:var(--ink);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.drawer{
  position:fixed;top:0;right:0;width:300px;max-width:86vw;height:100%;background:#fff;z-index:90;
  transform:translateX(100%);transition:transform .24s ease;padding:22px 20px;overflow-y:auto;
  box-shadow:-12px 0 32px rgba(16,27,45,.12);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-size:16px;font-weight:800;color:var(--ink)}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);background:#fff;border-radius:8px;cursor:pointer;color:var(--muted)}
.drawer-close:hover{color:var(--brand);border-color:var(--brand)}
.drawer-nav{display:flex;flex-direction:column;gap:6px}
.drawer-nav a{padding:12px 14px;border-radius:var(--r-btn);color:var(--ink);font-weight:600;font-size:15px}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--brand-soft);color:var(--brand)}
.drawer-mask{position:fixed;inset:0;background:rgba(16,27,45,.45);z-index:80;opacity:0;pointer-events:none;transition:opacity .24s ease}
.drawer-mask.is-open{opacity:1;pointer-events:auto}

/* ============ Hero ============ */
.hero{position:relative;padding:64px 0 var(--sp-section);background:var(--bg);overflow:hidden}
.hero::after{
  content:"";position:absolute;right:0;top:0;width:52%;height:100%;pointer-events:none;opacity:.05;
  background-image:linear-gradient(to right,rgba(27,84,214,.9) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(27,84,214,.9) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:linear-gradient(to left,#000,transparent);
  mask-image:linear-gradient(to left,#000,transparent);
}
.hero-grid{position:relative;z-index:2;align-items:center}
.hero-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);background:#0d1730}
.hero-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,27,45,.18),rgba(16,27,45,.55))}
.status-badge{
  position:absolute;left:16px;top:16px;z-index:3;display:inline-flex;align-items:center;gap:7px;
  padding:5px 13px;border-radius:999px;font-size:12px;font-weight:700;background:rgba(255,255,255,.94);color:var(--ink);
}
.status-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--live);animation:breathe 1.6s ease-in-out infinite}
.status-badge.is-wait{color:var(--brand)}
.status-badge.is-wait .dot{background:var(--brand);animation:none}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.82)}}
.duration-chip{
  position:absolute;right:16px;bottom:16px;z-index:3;padding:4px 12px;border-radius:999px;
  background:rgba(16,27,45,.72);color:#fff;font-size:12px;font-weight:600;
}
.hero-panel{padding-left:8px}
.eyebrow{
  font-size:12px;line-height:16px;font-weight:700;letter-spacing:.06em;color:var(--brand);
  text-transform:uppercase;margin-bottom:12px;display:block;
}
.hero h1{font-size:34px;line-height:1.32;margin-bottom:16px}
.hero-lede{font-size:16px;line-height:1.8;color:var(--muted);margin-bottom:26px}

.countdown{display:flex;align-items:stretch;gap:8px;margin-bottom:26px;flex-wrap:wrap}
.cd-cell{
  flex:1 1 0;min-width:66px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:12px 8px;text-align:center;box-shadow:var(--sh-1);
}
.cd-num{display:block;font-size:26px;line-height:1.2;color:var(--brand);font-variant-numeric:tabular-nums;font-weight:700}
.cd-label{display:block;font-size:12px;color:var(--faint);margin-top:4px}
.cd-sep{display:flex;align-items:center;color:var(--line);font-weight:700;font-size:18px}

.points{margin-bottom:28px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line)}
.point-item{display:flex;align-items:center;gap:14px;min-height:44px;padding:8px 16px;background:#fff;font-size:15px;color:var(--ink)}
.point-item:nth-child(even){background:#FAFBFE}
.point-item .idx{
  flex:0 0 auto;width:22px;height:22px;border-radius:6px;background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-3px);box-shadow:var(--sh-2)}
.btn-primary:active{background:var(--brand-dark);transform:translateY(0)}
.btn-outline{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-3px)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand);text-decoration:none}
.text-link .arrow{transition:transform .18s ease}
.text-link:hover .arrow{transform:translateX(3px)}
.text-link:hover{color:var(--brand-dark)}

/* ============ 板块通用 ============ */
.section{padding:var(--sp-section) 0}
.section--tight{padding:56px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-title{font-size:26px;line-height:1.35}
.sec-sub{font-size:15px;color:var(--muted);margin-top:10px;max-width:640px}

/* ============ 数据条 ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.stat-num{font-size:30px;line-height:1.2;color:var(--brand);font-variant-numeric:tabular-nums;font-weight:700;display:block}
.stat-label{font-size:14px;color:var(--muted);margin-top:8px;display:block}

/* ============ 时间轴 ============ */
.timeline{border:1px solid var(--line);border-radius:var(--r-card);background:#fff;overflow:hidden;box-shadow:var(--sh-1)}
.tl-row{display:grid;grid-template-columns:132px 1fr 56px;align-items:center;gap:20px;padding:22px 24px;border-bottom:1px solid var(--line);transition:background .18s ease}
.tl-row:last-child{border-bottom:0}
.tl-row:hover{background:#FAFBFE}
.tl-time{border-right:1px solid var(--line);padding-right:16px}
.tl-day{display:block;font-size:13px;color:var(--faint)}
.tl-clock{display:block;font-size:20px;font-variant-numeric:tabular-nums;font-weight:700;color:var(--ink);letter-spacing:.01em}
.tl-body h3{font-size:19px;line-height:1.4;margin:8px 0 6px}
.tl-body p{font-size:14px;line-height:1.7;color:var(--muted)}
.tl-go{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:16px;transition:all .18s ease;justify-self:end;
}
.tl-go:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateX(3px)}

/* ============ 徽章 ============ */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:700;line-height:18px}
.badge-wait{background:var(--brand-soft);color:var(--brand)}
.badge-live{background:rgba(211,56,47,.1);color:var(--live)}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:var(--live);animation:breathe 1.6s ease-in-out infinite}
.badge-replay{background:rgba(91,107,133,.12);color:var(--replay)}
.badge-amber{background:rgba(232,137,43,.12);color:var(--amber)}

/* ============ 最新信息 ============ */
.cms-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.cms-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;
  box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  display:flex;flex-direction:column;
}
.cms-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D5E1F8}
.cms-card--lead{grid-column:1 / -1;flex-direction:row;gap:26px;align-items:stretch;padding:24px}
.cms-thumb{flex:0 0 46%;border-radius:var(--r-img);overflow:hidden;background:#EEF3FC}
.cms-thumb img{width:100%;height:100%;min-height:220px;object-fit:cover}
.cms-body{display:flex;flex-direction:column;flex:1 1 auto}
.cms-card--lead .cms-body{justify-content:center}
.cms-title{font-size:19px;line-height:1.45;margin:12px 0 10px}
.cms-card--lead .cms-title{font-size:23px;line-height:1.4}
.cms-sum{
  font-size:14px;line-height:1.75;color:var(--muted);margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cms-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--faint)}
.cms-empty{
  border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;padding:48px 24px;text-align:center;
}
.cms-empty i{font-size:28px;color:var(--faint);margin-bottom:14px;display:block}
.cms-empty p{font-size:15px;color:var(--muted);margin-bottom:14px}

/* ============ 分类入口 ============ */
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.cat-item{
  display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.cat-item:nth-child(2n){transform:translateY(20px)}
.cat-item:nth-child(2n):hover{transform:translateY(16px);box-shadow:var(--sh-2)}
.cat-item:hover{box-shadow:var(--sh-2);border-color:#D5E1F8}
.cat-num{
  flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;
}
.cat-item h3{font-size:19px;margin-bottom:8px}
.cat-item p{font-size:14px;line-height:1.7;color:var(--muted);margin-bottom:12px}

/* ============ 订阅 ============ */
.subscribe{background:var(--brand-soft);border-radius:16px;padding:44px 40px}
.sub-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.subscribe h2{font-size:24px;line-height:1.4;margin-bottom:12px}
.subscribe p{font-size:15px;line-height:1.8;color:var(--muted)}
.sub-form{background:#fff;border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1)}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:7px}
.field input[type="text"],.field input[type="email"],.field input[type="tel"]{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:var(--faint)}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(27,84,214,.14)}
.check-row{display:flex;align-items:flex-start;gap:9px;font-size:13px;line-height:1.6;color:var(--muted);margin:6px 0 16px}
.check-row input{margin-top:3px;flex:0 0 auto}
.form-note{font-size:13px;line-height:1.6;color:var(--faint);margin-top:12px}
.form-msg{display:none;margin-top:12px;font-size:14px;font-weight:600;padding:10px 14px;border-radius:var(--r-btn)}
.form-msg.is-ok{display:block;background:rgba(27,84,214,.08);color:var(--brand)}
.form-msg.is-err{display:block;background:rgba(211,56,47,.08);color:var(--live)}

/* ============ FAQ ============ */
.faq{max-width:920px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:var(--r-card);background:#fff;margin-bottom:12px;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease}
.faq-item[open]{border-color:#D5E1F8;box-shadow:var(--sh-1)}
.faq-q{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:700;color:var(--ink);
}
.faq-q::-webkit-details-marker{display:none}
.faq-q:hover{color:var(--brand)}
.faq-q .ico{flex:0 0 auto;color:var(--brand);transition:transform .2s ease;font-size:14px}
.faq-item[open] .faq-q .ico{transform:rotate(45deg)}
.faq-a{padding:0 24px 22px;background:#FAFBFE;border-top:1px solid var(--line)}
.faq-a p{font-size:15px;line-height:1.85;color:var(--muted);padding-top:16px}

/* ============ CTA 带 ============ */
.cta-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-inner h2{font-size:24px;line-height:1.4;margin-bottom:8px}
.cta-inner p{font-size:15px;color:var(--muted)}

/* ============ 页脚 ============ */
.site-footer{background:#0E1A2E;color:rgba(255,255,255,.72);position:relative;overflow:hidden;margin-top:0}
.site-footer::after{
  content:"";position:absolute;left:0;top:0;width:46%;height:100%;pointer-events:none;opacity:.06;
  background-image:linear-gradient(to right,rgba(255,255,255,.9) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(255,255,255,.9) 1px,transparent 1px);
  background-size:40px 40px;
  -webkit-mask-image:linear-gradient(to right,#000,transparent);
  mask-image:linear-gradient(to right,#000,transparent);
}
.foot-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding:64px 0 40px}
.foot-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:800;margin-bottom:16px}
.foot-brand:hover{color:#fff}
.foot-brand .brand-mark{background:#fff}
.foot-brand .brand-mark::after{background:var(--brand)}
.foot-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:320px}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:16px}
.foot-col li{margin-bottom:10px}
.foot-col a{font-size:14px;color:rgba(255,255,255,.68)}
.foot-col a:hover{color:#fff}
.foot-contact span{display:block;font-size:14px;line-height:1.9;color:rgba(255,255,255,.68)}
.foot-bottom{
  position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.1);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.62)}
.foot-bottom a:hover{color:#fff}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  :root{--sp-section:72px}
  .nav-left,.nav-right{display:none}
  .nav-inner{grid-template-columns:auto 1fr auto;min-height:64px}
  .brand{font-size:18px;padding:0}
  .brand-mark{width:22px;height:22px}
  .brand-mark::after{left:6px;top:6px;width:10px;height:10px}
  .nav-toggle{display:flex;justify-self:end}
  .nav-inner > .brand{justify-self:start}
  .hero{padding-top:40px}
  .hero-panel{padding-left:0;margin-top:32px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .cms-card--lead{flex-direction:column}
  .cms-thumb{flex:1 1 auto}
  .cms-thumb img{min-height:0;aspect-ratio:16/9;height:auto}
  .sub-grid{grid-template-columns:1fr;gap:26px}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:32px;padding:48px 0 32px}
}
@media screen and (max-width:767px){
  .hero h1{font-size:26px;line-height:34px}
  .sec-title{font-size:22px}
  .cms-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .cat-item:nth-child(2n){transform:none}
  .cat-item:nth-child(2n):hover{transform:translateY(-3px)}
  .tl-row{grid-template-columns:96px 1fr;gap:14px;padding:18px 16px}
  .tl-go{grid-column:2;justify-self:start;width:auto;height:34px;padding:0 14px;border-radius:8px;font-size:13px}
  .tl-go::after{content:"查看";margin-left:6px;font-size:13px}
  .subscribe{padding:28px 20px}
  .faq-q{font-size:16px;padding:16px 18px}
  .faq-a{padding:0 18px 18px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .cta-inner h2{font-size:20px}
}
@media screen and (max-width:520px){
  .container{padding:0 16px}
  .topline-inner{font-size:12px}
  .hero-actions .btn{width:100%}
  .hero-actions .text-link{justify-content:center;width:100%}
  .stats{grid-template-columns:1fr}
  .cd-cell{min-width:0;padding:10px 4px}
  .cd-num{font-size:22px}
  .cd-sep{display:none}
  .sub-form{padding:18px}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important}
}

/* roulang page: category1 */
:root{
  --brand:#1B54D6;
  --brand-deep:#1642A8;
  --brand-soft:#EAF1FE;
  --amber:#E8892B;
  --live:#D3382F;
  --replay:#5B6B85;
  --ink:#101B2D;
  --ink-2:#5A6B87;
  --ink-3:#8B98AE;
  --line:#E3E9F2;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --sh:0 1px 2px rgba(16,27,45,.04),0 8px 24px rgba(16,27,45,.06);
  --sh-hover:0 12px 32px rgba(27,84,214,.12);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--brand-deep);}
p a{text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);}
h1{font-size:34px;line-height:44px;letter-spacing:.2px;}
h2{font-size:26px;line-height:36px;}
h3{font-size:19px;line-height:28px;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--sec) 0;}
.section-tight{padding:72px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.sec-head p{margin:12px 0 0;color:var(--ink-2);font-size:14px;line-height:24px;max-width:640px;}
.eyebrow{display:inline-block;font-size:12px;line-height:16px;font-weight:700;letter-spacing:.06em;color:var(--brand);text-transform:uppercase;margin-bottom:12px;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;font-size:15px;font-weight:600;border-radius:var(--r-btn);border:1px solid transparent;cursor:pointer;transition:all 180ms ease;line-height:1;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(27,84,214,.22);}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-hover);}
.btn-primary:active{transform:translateY(0);background:var(--brand-deep);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);}
.link-arrow .arw{transition:transform 180ms ease;display:inline-block;}
.link-arrow:hover .arw{transform:translateX(3px);}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 12px;border-radius:999px;font-size:12px;line-height:18px;font-weight:600;white-space:nowrap;}
.badge-wait{background:var(--brand-soft);color:var(--brand-deep);}
.badge-live{background:rgba(211,56,47,.1);color:var(--live);}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:var(--live);animation:breathe 1.6s ease-in-out infinite;}
.badge-replay{background:rgba(91,107,133,.12);color:var(--replay);}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.72);}}
@media (prefers-reduced-motion:reduce){.badge-live .dot{animation:none;}}

/* 顶部信息条 */
.topbar{background:var(--ink);color:#D9E2F2;font-size:13px;line-height:20px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px;}
.topbar-text{color:#C7D4EA;}
.topbar-link{color:#fff;font-weight:600;}
.topbar-link:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(16,27,45,.03);}
.header-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:74px;}
.nav-left,.nav-right{display:flex;align-items:center;gap:26px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--ink-2);padding:6px 0;transition:color 180ms ease;}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform 180ms ease;}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap;}
.brand-mark{width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,var(--brand) 0%,#3A76F0 100%);position:relative;flex:0 0 auto;}
.brand-mark::after{content:"";position:absolute;inset:6px 6px auto 6px;height:2px;background:#fff;border-radius:2px;box-shadow:0 4px 0 #fff,0 8px 0 rgba(255,255,255,.6);}
.nav-toggle{display:none;width:42px;height:38px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 0 20px;}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{display:block;padding:12px 24px;font-size:15px;font-weight:600;color:var(--ink-2);}
.mobile-drawer a:hover,.mobile-drawer a.is-active{color:var(--brand);background:var(--brand-soft);}
.drawer-mask{position:fixed;inset:0;background:rgba(16,27,45,.35);z-index:50;display:none;}
.drawer-mask.is-open{display:block;}

/* 面包屑 */
.crumb{background:#fff;border-bottom:1px solid var(--line);}
.crumb-inner{display:flex;align-items:center;gap:8px;font-size:13px;line-height:20px;color:var(--ink-3);padding:14px 0;flex-wrap:wrap;}
.crumb-inner a{color:var(--ink-2);}
.crumb-inner a:hover{color:var(--brand);}
.crumb-sep{color:var(--ink-3);}
.crumb-current{color:var(--ink);font-weight:600;}

/* 页面 Hero */
.page-hero{position:relative;background:#fff;border-bottom:1px solid var(--line);overflow:hidden;}
.page-hero::after{content:"";position:absolute;right:-60px;top:-40px;width:520px;height:520px;background-image:linear-gradient(rgba(27,84,214,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(27,84,214,.06) 1px,transparent 1px);background-size:38px 38px;pointer-events:none;}
.page-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:72px 0 80px;}
.page-hero h1{max-width:560px;}
.page-hero .lead{margin-top:18px;font-size:17px;line-height:30px;color:var(--ink-2);max-width:520px;}
.hero-actions{display:flex;align-items:center;gap:22px;margin-top:30px;flex-wrap:wrap;}
.hero-facts{display:flex;gap:36px;margin-top:38px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:24px;}
.hero-facts li{display:flex;flex-direction:column;gap:2px;}
.hero-facts .num{font-size:24px;line-height:32px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--brand);}
.hero-facts .lab{font-size:13px;line-height:20px;color:var(--ink-3);}
.page-hero-media{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh);}
.page-hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.media-tag{position:absolute;left:16px;top:16px;background:rgba(16,27,45,.72);color:#fff;font-size:12px;font-weight:600;padding:5px 12px;border-radius:999px;backdrop-filter:none;}

/* 时间轴 */
.tl-section{background:var(--bg);}
.tl-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);overflow:hidden;}
.tl-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 28px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff 0%,#FBFCFE 100%);}
.tl-head h3{font-size:17px;}
.tl-head span{font-size:13px;color:var(--ink-3);}
.tl-list{padding:8px 28px 20px;}
.tl-item{display:grid;grid-template-columns:120px 1fr;gap:28px;padding:22px 0;border-bottom:1px dashed var(--line);transition:background 180ms ease;}
.tl-item:last-child{border-bottom:none;}
.tl-item:hover{background:#FBFCFF;}
.tl-time{font-size:20px;line-height:28px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--ink);}
.tl-time small{display:block;font-size:12px;line-height:18px;font-weight:500;color:var(--ink-3);letter-spacing:.02em;margin-top:2px;}
.tl-body{display:flex;flex-direction:column;gap:8px;min-width:0;}
.tl-title-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.tl-title{font-size:17px;line-height:26px;font-weight:700;color:var(--ink);}
.tl-desc{font-size:14px;line-height:24px;color:var(--ink-2);max-width:660px;}
.tl-meta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--ink-3);}
.tl-meta .link-arrow{font-size:13px;}

/* 看点卡片 */
.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.feat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh);transition:transform 180ms ease,box-shadow 180ms ease,border-color 180ms ease;}
.feat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#D5E1F8;}
.feat-icon{width:44px;height:44px;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;margin-bottom:18px;}
.feat-card h3{font-size:18px;line-height:28px;margin-bottom:10px;}
.feat-card p{font-size:14px;line-height:24px;color:var(--ink-2);}

/* 适用场景 */
.scene-section{background:#fff;}
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.scene-card{display:flex;gap:18px;padding:26px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);transition:transform 180ms ease,box-shadow 180ms ease;}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.scene-card img{width:96px;height:96px;border-radius:var(--r-img);object-fit:cover;flex:0 0 auto;}
.scene-card h3{font-size:17px;line-height:26px;margin-bottom:8px;}
.scene-card p{font-size:14px;line-height:24px;color:var(--ink-2);}

/* 流程 + 表单 */
.step-section{background:var(--bg);}
.step-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.steps{counter-reset:step;display:flex;flex-direction:column;gap:20px;}
.step{position:relative;padding:20px 24px 20px 68px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);}
.step::before{counter-increment:step;content:counter(step);position:absolute;left:24px;top:20px;width:28px;height:28px;border-radius:50%;background:var(--brand-soft);color:var(--brand-deep);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;}
.step h3{font-size:16px;line-height:26px;margin-bottom:6px;}
.step p{font-size:14px;line-height:24px;color:var(--ink-2);}
.form-panel{background:var(--brand-soft);border:1px solid #D5E1F8;border-radius:var(--r-card);padding:32px;}
.form-panel h3{font-size:20px;line-height:30px;margin-bottom:10px;}
.form-panel .form-note{font-size:14px;line-height:24px;color:var(--ink-2);margin-bottom:22px;}
.field{display:flex;gap:12px;flex-wrap:wrap;}
.field input[type="email"],.field input[type="text"]{flex:1 1 220px;min-width:0;height:46px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;font-size:15px;color:var(--ink);transition:border-color 180ms ease,box-shadow 180ms ease;}
.field input::placeholder{color:var(--ink-3);}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(27,84,214,.14);}
.checkline{display:flex;align-items:flex-start;gap:10px;margin-top:16px;font-size:13px;line-height:22px;color:var(--ink-2);}
.checkline input{margin-top:4px;accent-color:var(--brand);}
.form-msg{margin-top:14px;font-size:13px;line-height:22px;display:none;padding:10px 14px;border-radius:var(--r-btn);}
.form-msg.is-ok{display:block;background:#fff;border:1px solid var(--brand);color:var(--brand-deep);}
.form-msg.is-err{display:block;background:#fff;border:1px solid var(--live);color:var(--live);}

/* FAQ */
.faq-section{background:#fff;}
.faq-list{max-width:860px;display:flex;flex-direction:column;gap:12px;}
.faq-item{border:1px solid var(--line);border-radius:var(--r-card);background:#fff;overflow:hidden;transition:box-shadow 180ms ease;}
.faq-item:hover{box-shadow:var(--sh);}
.faq-item summary{cursor:pointer;list-style:none;padding:20px 24px;font-size:17px;line-height:28px;font-weight:700;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:16px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:20px;font-weight:600;color:var(--brand);flex:0 0 auto;transition:transform 180ms ease;}
.faq-item[open] summary::after{content:"–";}
.faq-item[open] summary{background:var(--brand-soft);color:var(--brand-deep);}
.faq-body{padding:18px 24px 22px;font-size:15px;line-height:26px;color:var(--ink-2);background:#FBFCFE;border-top:1px solid var(--line);}

/* CTA 带 */
.cta-band{background:var(--brand-soft);border-top:1px solid #D5E1F8;border-bottom:1px solid #D5E1F8;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:52px 0;flex-wrap:wrap;}
.cta-inner h2{font-size:24px;line-height:34px;}
.cta-inner p{margin-top:10px;font-size:15px;line-height:26px;color:var(--ink-2);max-width:620px;}
.cta-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;}

/* 页脚 */
.site-footer{background:var(--ink);color:#C7D4EA;padding:72px 0 0;position:relative;overflow:hidden;}
.site-footer::after{content:"";position:absolute;left:-60px;bottom:-80px;width:420px;height:420px;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:40px 40px;pointer-events:none;}
.foot-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;margin-bottom:16px;}
.foot-desc{font-size:14px;line-height:24px;color:#A9B8D2;max-width:360px;margin:0;}
.foot-col h4{font-size:15px;line-height:24px;color:#fff;margin-bottom:16px;}
.foot-col ul{display:flex;flex-direction:column;gap:12px;}
.foot-col a{font-size:14px;line-height:22px;color:#A9B8D2;}
.foot-col a:hover{color:#fff;}
.foot-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;line-height:22px;color:#A9B8D2;}
.foot-contact a{color:#DCE6F7;}
.foot-bottom{position:relative;z-index:1;margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;line-height:20px;color:#8B9CB8;flex-wrap:wrap;}

/* 响应式 */
@media screen and (max-width:1023px){
  :root{--sec:72px;}
  .header-inner{grid-template-columns:auto 1fr auto;gap:16px;}
  .nav-left,.nav-right{display:none;}
  .nav-toggle{display:flex;}
  .brand{justify-self:center;font-size:18px;}
  .page-hero-grid{grid-template-columns:1fr;gap:36px;padding:56px 0 64px;}
  .page-hero h1{font-size:29px;line-height:40px;max-width:none;}
  .card-grid-3{grid-template-columns:1fr 1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .step-layout{grid-template-columns:1fr;gap:36px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:639px){
  :root{--sec:56px;}
  .container{padding:0 16px;}
  h1{font-size:26px;line-height:34px;}
  h2{font-size:22px;line-height:32px;}
  .topbar-inner{flex-direction:column;align-items:flex-start;gap:2px;padding:8px 0;font-size:12px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .card-grid-3{grid-template-columns:1fr;}
  .tl-list{padding:4px 18px 16px;}
  .tl-item{grid-template-columns:1fr;gap:10px;padding:18px 0;}
  .tl-time{font-size:18px;line-height:26px;}
  .tl-time small{display:inline;margin-left:8px;}
  .tl-head{padding:16px 18px;flex-direction:column;align-items:flex-start;gap:4px;}
  .feat-card{padding:22px;}
  .scene-card{flex-direction:column;padding:20px;}
  .scene-card img{width:100%;height:170px;}
  .form-panel{padding:22px;}
  .faq-item summary{padding:16px 18px;font-size:16px;line-height:26px;}
  .faq-body{padding:16px 18px 20px;font-size:14px;}
  .cta-inner{padding:40px 0;flex-direction:column;align-items:flex-start;gap:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
  .hero-facts{gap:24px;}
}

/* roulang page: article */
:root{
  --c-primary:#1B54D6;
  --c-primary-dark:#1642A8;
  --c-primary-soft:#EAF1FE;
  --c-primary-line:#D8E3FB;
  --c-accent:#E8892B;
  --c-live:#D3382F;
  --c-replay:#5B6B85;
  --c-text:#101B2D;
  --c-text-2:#5A6B87;
  --c-text-3:#8B98AE;
  --c-border:#E3E9F2;
  --c-bg:#F6F8FC;
  --c-surface:#FFFFFF;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --shadow-1:0 1px 2px rgba(16,27,45,.04),0 8px 24px rgba(16,27,45,.06);
  --shadow-2:0 12px 32px rgba(27,84,214,.12);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p{margin:0;}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary-dark);}
button{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
::selection{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-primary);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:200;}
.skip-link:focus{left:0;color:#fff;}

/* ===== 顶部信息条 ===== */
.topbar{background:#0E1A2E;color:#C3D0E4;font-size:13px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:40px;}
.topbar-note{display:flex;align-items:center;gap:8px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-note i{color:var(--c-accent);}
.topbar-link{color:#fff;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.topbar-link i{font-size:11px;transition:transform .18s ease;}
.topbar-link:hover{color:#fff;}
.topbar-link:hover i{transform:translateX(3px);}

/* ===== 导航 ===== */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--c-border);}
.header-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;height:76px;}
.nav-left,.nav-right{display:flex;align-items:center;gap:4px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;gap:8px;}
.nav-link{display:inline-flex;align-items:center;height:38px;padding:0 14px;border-radius:var(--r-btn);font-size:15px;font-weight:500;color:var(--c-text-2);}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.nav-link.is-active{color:var(--c-primary-dark);background:var(--c-primary-soft);font-weight:700;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--c-text);letter-spacing:.01em;white-space:nowrap;justify-self:center;}
.brand:hover{color:var(--c-primary);}
.brand-mark{width:11px;height:11px;border-radius:3px;background:var(--c-primary);box-shadow:7px 7px 0 -2px rgba(27,84,214,.32);transform:rotate(45deg);display:inline-block;flex:0 0 auto;}
.menu-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--c-border);border-radius:var(--r-btn);background:#fff;color:var(--c-text);cursor:pointer;}
.menu-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ===== 抽屉菜单 ===== */
.drawer{position:fixed;top:0;left:0;width:296px;max-width:86%;height:100%;background:#fff;z-index:120;transform:translateX(-100%);transition:transform .28s ease;padding:22px;overflow-y:auto;}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{width:38px;height:38px;border-radius:var(--r-btn);border:1px solid var(--c-border);background:#fff;color:var(--c-text-2);cursor:pointer;}
.drawer-close:hover{border-color:var(--c-primary);color:var(--c-primary);}
.drawer-nav a{display:block;padding:13px 14px;border-radius:var(--r-btn);font-size:15px;font-weight:600;color:var(--c-text);margin-bottom:6px;}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.drawer .btn{width:100%;margin-top:16px;}
.drawer-mask{position:fixed;inset:0;background:rgba(16,27,45,.45);opacity:0;visibility:hidden;transition:opacity .28s ease;z-index:110;border:0;}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ===== 按钮 / 链接 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(27,84,214,.22);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(27,84,214,.2);}
.btn-ghost{border-color:var(--c-primary-line);color:var(--c-primary);background:#fff;}
.btn-ghost:hover{background:var(--c-primary-soft);border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;}
.link-arrow i{font-size:12px;transition:transform .18s ease;}
.link-arrow:hover i{transform:translateX(3px);}
.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;background:var(--c-primary-soft);color:var(--c-primary-dark);}
.badge-live{background:#FCEBE9;color:var(--c-live);}
.badge-replay{background:#EEF1F6;color:var(--c-replay);}

/* ===== 文章头部 ===== */
.article-head{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--c-border);padding:26px 0 38px;}
.article-head::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.045;background-image:linear-gradient(to right,#101B2D 1px,transparent 1px),linear-gradient(to bottom,#101B2D 1px,transparent 1px);background-size:64px 64px;}
.article-head .container{position:relative;z-index:1;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--c-text-3);}
.breadcrumb a{color:var(--c-text-2);font-weight:500;}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:#C4CDDC;}
.breadcrumb .cur{color:var(--c-text-2);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-title{font-size:34px;line-height:44px;font-weight:800;letter-spacing:.005em;margin-top:16px;max-width:900px;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:18px;font-size:14px;color:var(--c-text-2);}
.article-meta .dot{width:1px;height:14px;background:var(--c-border);}
.article-meta .num{font-variant-numeric:tabular-nums;font-weight:700;color:var(--c-text);}
.share-group{display:flex;align-items:center;gap:8px;margin-left:auto;}
.share-group .share-label{font-size:13px;color:var(--c-text-3);}
.share-btn{width:34px;height:34px;border-radius:var(--r-btn);border:1px solid var(--c-border);background:#fff;color:var(--c-text-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .18s ease;}
.share-btn:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.share-btn:active{transform:translateY(1px);}

/* ===== 主体布局 ===== */
.article-shell{padding:44px 0 96px;}
.article-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:44px;align-items:start;}
.article-main{background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);box-shadow:var(--shadow-1);padding:40px;min-width:0;}
.side-col{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);box-shadow:var(--shadow-1);padding:22px;}
.side-card h3{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;line-height:24px;margin-bottom:14px;}
.side-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--c-primary);}
.side-card p{font-size:14px;line-height:24px;color:var(--c-text-2);}

/* ===== 正文排版 ===== */
.article-body{font-size:16px;line-height:28px;color:var(--c-text);word-wrap:break-word;overflow-wrap:break-word;}
.article-body p{margin:0 0 20px;}
.article-body > p:first-child{font-size:17px;line-height:30px;color:#22314C;}
.article-body h2{font-size:26px;line-height:36px;font-weight:800;margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--c-primary);}
.article-body h3{font-size:19px;line-height:28px;font-weight:700;margin:32px 0 12px;}
.article-body h4{font-size:17px;line-height:26px;font-weight:700;margin:24px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px;list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:10px;}
.article-body li::marker{color:var(--c-primary);}
.article-body strong{font-weight:700;color:#0B1526;}
.article-body blockquote{margin:24px 0;padding:18px 22px;border-left:3px solid var(--c-primary);background:var(--c-primary-soft);border-radius:0 var(--r-img) var(--r-img) 0;color:#22314C;}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{max-width:100%;height:auto;border-radius:var(--r-img);margin:24px 0;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:14px;line-height:22px;color:var(--c-text-3);text-align:center;margin-top:10px;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-primary-dark);}
.article-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:24px 0;font-size:15px;line-height:24px;}
.article-body th,.article-body td{border:1px solid var(--c-border);padding:12px 14px;text-align:left;white-space:nowrap;}
.article-body thead th{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:700;}
.article-body tbody tr:nth-child(even){background:#FAFBFE;}
.article-body hr{border:0;border-top:1px solid var(--c-border);margin:32px 0;}

/* ===== 空态 ===== */
.empty-state{text-align:center;padding:56px 20px;border:1px dashed var(--c-border);border-radius:var(--r-card);background:#FAFBFE;}
.empty-state i{font-size:34px;color:#B7C2D6;}
.empty-state h2{font-size:22px;font-weight:800;margin:16px 0 10px;}
.empty-state p{font-size:15px;line-height:26px;color:var(--c-text-2);max-width:460px;margin:0 auto 22px;}

/* ===== 文末 ===== */
.article-foot{margin-top:40px;padding-top:28px;border-top:1px solid var(--c-border);}
.foot-block + .foot-block{margin-top:32px;}
.foot-block-title{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.foot-block-title::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--c-primary);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 13px;border-radius:999px;background:var(--c-primary-soft);color:var(--c-primary-dark);font-size:13px;font-weight:600;transition:background .18s ease,color .18s ease;}
.tag:hover{background:var(--c-primary);color:#fff;}
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;}
.rec-item{display:block;padding:16px;border:1px solid var(--c-border);border-radius:var(--r-card);background:#fff;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.rec-item:hover{border-color:var(--c-primary);transform:translateY(-3px);box-shadow:var(--shadow-2);}
.rec-item .ttl{font-size:14px;line-height:22px;font-weight:700;color:var(--c-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rec-item .meta{font-size:12px;color:var(--c-text-3);margin-top:10px;font-weight:600;}
.post-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.post-nav a{display:block;padding:18px 20px;border:1px solid var(--c-border);border-radius:var(--r-card);background:#fff;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.post-nav a:hover{border-color:var(--c-primary);transform:translateY(-3px);box-shadow:var(--shadow-2);}
.post-nav .lbl{font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--c-text-3);}
.post-nav .ttl{font-size:15px;line-height:24px;font-weight:700;color:var(--c-text);margin-top:8px;}
.post-nav .next{text-align:right;}
.back-link{margin-top:26px;display:flex;justify-content:center;}

/* ===== 侧栏列表 ===== */
.rec-list li{padding:14px 0;border-bottom:1px dashed var(--c-border);}
.rec-list li:first-child{padding-top:0;}
.rec-list li:last-child{border-bottom:0;padding-bottom:0;}
.rec-list a{display:block;font-size:15px;line-height:24px;font-weight:600;color:var(--c-text);}
.rec-list a:hover{color:var(--c-primary);}
.rec-list time{display:block;font-size:13px;color:var(--c-text-3);margin-top:6px;}
.side-list li{padding:11px 0;border-bottom:1px dashed var(--c-border);font-size:14px;}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list a{color:var(--c-text-2);display:flex;align-items:center;gap:8px;}
.side-list a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary-line);flex:0 0 auto;}
.side-list a:hover{color:var(--c-primary);}
.side-list a:hover::before{background:var(--c-primary);}
.side-note{background:var(--c-primary-soft);border:1px solid var(--c-primary-line);}

/* ===== CTA 带 ===== */
.cta-band{padding:0 0 96px;}
.cta-box{background:var(--c-primary-soft);border:1px solid var(--c-primary-line);border-radius:16px;padding:40px;display:flex;align-items:center;justify-content:space-between;gap:28px;}
.cta-box h2{font-size:24px;line-height:34px;font-weight:800;}
.cta-box p{font-size:15px;line-height:26px;color:var(--c-text-2);margin-top:10px;max-width:560px;}
.cta-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;flex:0 0 auto;}

/* ===== 页脚 ===== */
.site-footer{position:relative;overflow:hidden;background:#0E1A2E;color:#C8D2E4;padding:64px 0 0;}
.site-footer::after{content:"";position:absolute;left:0;right:0;top:0;height:220px;pointer-events:none;opacity:.05;background-image:linear-gradient(to right,#FFFFFF 1px,transparent 1px),linear-gradient(to bottom,#FFFFFF 1px,transparent 1px);background-size:56px 56px;}
.site-footer .container{position:relative;z-index:1;}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;}
.foot-brand:hover{color:#fff;}
.foot-brand .brand-mark{background:#4C82EE;box-shadow:7px 7px 0 -2px rgba(76,130,238,.35);}
.foot-desc{font-size:14px;line-height:24px;color:#93A2BC;margin-top:14px;max-width:340px;}
.foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.foot-col ul li{margin-bottom:11px;}
.foot-col a{font-size:14px;color:#A9B7CE;}
.foot-col a:hover{color:#fff;}
.foot-contact span{display:block;font-size:14px;line-height:24px;color:#A9B7CE;margin-bottom:9px;}
.foot-contact a{color:#A9B7CE;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding:20px 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;color:#7E8DA8;}

/* ===== 响应式 ===== */
@media (max-width:1023px){
  .nav-left,.nav-right{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{grid-template-columns:44px 1fr 44px;height:64px;}
  .brand{font-size:18px;}
  .article-layout{grid-template-columns:1fr;gap:32px;}
  .side-col{position:static;}
  .article-head{padding:20px 0 30px;}
  .article-title{font-size:28px;line-height:38px;}
  .article-shell{padding:32px 0 72px;}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-band{padding:0 0 72px;}
}
@media (max-width:639px){
  .container{padding:0 16px;}
  .topbar-inner{height:auto;padding:8px 0;flex-wrap:wrap;gap:4px;}
  .topbar-note{font-size:12px;}
  .topbar-link{font-size:12px;}
  .article-title{font-size:26px;line-height:34px;}
  .article-main{padding:22px 18px;}
  .article-body h2{font-size:22px;line-height:32px;margin:32px 0 14px;}
  .article-body h3{font-size:18px;line-height:27px;}
  .share-group{margin-left:0;width:100%;}
  .article-meta{gap:10px;font-size:13px;}
  .rec-grid{grid-template-columns:1fr;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav .next{text-align:left;}
  .cta-box{flex-direction:column;align-items:flex-start;padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .site-footer{padding-top:48px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --brand:#1B54D6;
  --brand-dark:#1642A8;
  --brand-soft:#EAF1FE;
  --accent:#E8892B;
  --live:#D3382F;
  --replay:#5B6B85;
  --ink:#101B2D;
  --muted:#5A6B87;
  --faint:#8B98AE;
  --line:#E3E9F2;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --sh-1:0 1px 2px rgba(16,27,45,.04),0 8px 24px rgba(16,27,45,.06);
  --sh-2:0 12px 32px rgba(27,84,214,.12);
  --t:180ms ease;
  --w:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
p{margin:0 0 16px}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:.01em}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums;font-weight:700}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:#D7E0F0;font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:38px;gap:16px}
.topbar-note{letter-spacing:.02em}
.topbar-link{color:#BBD0F5;font-size:13px;border-bottom:1px solid rgba(187,208,245,.45)}
.topbar-link:hover{color:#fff;border-bottom-color:#fff}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(16,27,45,.03)}
.nav-grid{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:74px;gap:18px}
.nav-left,.nav-right{display:flex;align-items:center;gap:6px}
.nav-right{justify-content:flex-end}
.brand{display:inline-flex;align-items:center;gap:9px;font-size:19px;font-weight:700;color:var(--ink);white-space:nowrap;padding:6px 10px}
.brand:hover{color:var(--brand)}
.brand-mark{width:16px;height:16px;border-radius:5px;background:linear-gradient(135deg,var(--brand),#4C82F0);display:inline-block;position:relative}
.brand-mark::after{content:"";position:absolute;inset:4px;border-radius:2px;background:#fff}
.nav-link{padding:9px 12px;border-radius:var(--r-btn);color:var(--muted);font-size:15px;transition:var(--t);white-space:nowrap}
.nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link.is-active{color:var(--brand);background:var(--brand-soft);font-weight:600}
.nav-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);width:42px;height:40px;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)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.drawer-mask{position:fixed;inset:0;background:rgba(16,27,45,.45);opacity:0;visibility:hidden;transition:var(--t);z-index:48}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:280px;max-width:86%;background:#fff;z-index:49;transform:translateX(102%);transition:transform 220ms ease;padding:22px 20px;overflow-y:auto;box-shadow:-8px 0 30px rgba(16,27,45,.14)}
.drawer.is-open{transform:translateX(0)}
.drawer h3{font-size:14px;color:var(--faint);letter-spacing:.08em;margin-bottom:12px}
.drawer-list a{display:block;padding:12px 12px;border-radius:var(--r-btn);color:var(--ink);font-size:15px;border-bottom:1px solid var(--line)}
.drawer-list li:last-child a{border-bottom:0}
.drawer-list a:hover,.drawer-list a.is-active{background:var(--brand-soft);color:var(--brand)}
.drawer-close{position:absolute;top:14px;right:14px;border:0;background:var(--brand-soft);color:var(--brand);border-radius:var(--r-btn);width:34px;height:34px;font-size:18px;cursor:pointer;line-height:1}

/* ---------- 通用按钮/标签 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--r-btn);padding:12px 22px;font-size:15px;font-weight:600;cursor:pointer;transition:var(--t)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(27,84,214,.22)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(27,84,214,.28)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 10px rgba(27,84,214,.24)}
.btn-ghost{background:#fff;color:var(--brand);border-color:#C6D8FA}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:14px}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600}
.text-link .arrow{transition:transform var(--t);display:inline-block}
.text-link:hover{color:var(--brand-dark)}
.text-link:hover .arrow{transform:translateX(3px)}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 11px;font-size:12px;font-weight:600;line-height:1.5}
.badge-blue{background:var(--brand-soft);color:var(--brand)}
.badge-live{background:#FCEBE9;color:var(--live)}
.badge-replay{background:#EDF0F5;color:var(--replay)}
.badge-accent{background:#FDF1E3;color:#B96A15}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--brand);margin-bottom:14px}

/* ---------- 面包屑 ---------- */
.crumb{background:#fff;border-bottom:1px solid var(--line)}
.crumb-inner{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--faint);min-height:48px;flex-wrap:wrap}
.crumb-inner a{color:var(--muted)}
.crumb-inner a:hover{color:var(--brand)}
.crumb-sep{color:#C3CCDB}

/* ---------- Hero ---------- */
.hero{position:relative;background:#fff;padding:56px 0 72px;overflow:hidden}
.hero::before{
  content:"";position:absolute;right:-80px;top:-60px;width:520px;height:520px;pointer-events:none;
  background-image:linear-gradient(rgba(27,84,214,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(27,84,214,.06) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 72%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:34px;line-height:1.3;margin-bottom:18px}
.hero-sub{font-size:16px;color:var(--muted);max-width:38ch}
.hero-points{margin:26px 0 30px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line)}
.hero-points li{display:flex;gap:12px;align-items:flex-start;padding:13px 18px;font-size:14px;color:var(--muted);background:#fff;line-height:1.7}
.hero-points li:nth-child(odd){background:#FAFCFF}
.pt-no{font-size:12px;font-weight:700;color:var(--brand);background:var(--brand-soft);border-radius:var(--r-btn);padding:2px 8px;flex:0 0 auto;margin-top:3px}
.hero-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.hero-media{position:relative;margin:0}
.hero-media img{width:100%;height:390px;object-fit:cover;border-radius:14px;box-shadow:var(--sh-1)}
.hero-media figcaption{position:absolute;left:18px;bottom:18px;right:18px;background:rgba(255,255,255,.94);border-radius:var(--r-img);padding:11px 14px;font-size:13px;color:var(--muted);box-shadow:var(--sh-1)}
.hero-tag{position:absolute;top:18px;left:18px;background:rgba(255,255,255,.95);border-radius:999px;padding:5px 13px;font-size:12px;font-weight:600;color:var(--brand);box-shadow:var(--sh-1)}

/* ---------- 板块通用 ---------- */
.section{padding:84px 0}
.section--white{background:#fff}
.sec-head{max-width:660px;margin-bottom:42px}
.sec-head h2{font-size:26px;line-height:1.35;margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:15px;margin:0}
.sec-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}

/* ---------- 双列错位图卡 ---------- */
.mosaic{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.mosaic-col{display:flex;flex-direction:column;gap:32px}
.mosaic-col--offset{margin-top:72px}
.mcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:var(--t)}
.mcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D2E0FA}
.mcard-media{margin:0}
.mcard-media img{width:100%;height:236px;object-fit:cover}
.mcard-media.tall img{height:326px}
.mcard-media.short img{height:196px}
.mcard-body{padding:24px}
.mcard-body h3{font-size:19px;line-height:1.45;margin:14px 0 10px}
.mcard-body p{font-size:14px;line-height:1.7;color:var(--muted);margin:0 0 16px}
.mcard-foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:14px;font-size:13px;color:var(--faint)}
.mcard-data{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:14px}
.mcard-data span{background:#F5F8FE;border:1px solid #E1EAFB;border-radius:var(--r-btn);padding:4px 10px;font-size:12px;color:var(--muted)}

/* ---------- 状态标记说明 ---------- */
.legend-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.legend-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);transition:var(--t)}
.legend-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.legend-dot{width:12px;height:12px;border-radius:50%;display:inline-block;margin-right:9px;vertical-align:middle}
.dot-blue{background:var(--brand)}
.dot-live{background:var(--live);animation:breathe 1.6s ease-in-out infinite}
.dot-replay{background:var(--replay)}
@keyframes breathe{0%,100%{opacity:1}50%{opacity:.42}}
.legend-card h3{font-size:17px;margin-bottom:10px}
.legend-card p{font-size:14px;color:var(--muted);margin:0}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.step{background:#fff;border-radius:var(--r-card);border:1px solid var(--line);padding:28px 24px;box-shadow:var(--sh-1);position:relative;transition:var(--t)}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.step-no{font-size:30px;line-height:1;color:#C9D9F8;letter-spacing:.02em;margin-bottom:16px}
.step h3{font-size:17px;margin-bottom:10px}
.step p{font-size:14px;color:var(--muted);margin:0}

/* ---------- FAQ ---------- */
.faq{max-width:840px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:14px;overflow:hidden;transition:var(--t)}
.faq-item[open]{border-color:#C6D8FA;box-shadow:var(--sh-1)}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 24px;font-size:17px;font-weight:700;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--brand);font-size:20px;font-weight:400;flex:0 0 auto}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:hover{color:var(--brand)}
.faq-body{padding:0 24px 20px;font-size:14px;line-height:1.8;color:var(--muted);background:#FAFCFF;border-top:1px solid var(--line);padding-top:16px}

/* ---------- CTA ---------- */
.cta-band{background:var(--brand-soft);border-radius:16px;padding:44px 40px;display:grid;grid-template-columns:1.3fr .7fr;gap:32px;align-items:center}
.cta-band h2{font-size:24px;line-height:1.4;margin-bottom:12px}
.cta-band p{color:var(--muted);font-size:15px;margin:0}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}

/* ---------- 页脚 ---------- */
.site-footer{background:#0E1726;color:#A9B7CD;padding:64px 0 0;margin-top:24px;position:relative;overflow:hidden}
.site-footer::before{
  content:"";position:absolute;left:-60px;bottom:-80px;width:420px;height:420px;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:radial-gradient(circle at 30% 70%,#000 0%,transparent 70%);
  -webkit-mask-image:radial-gradient(circle at 30% 70%,#000 0%,transparent 70%);
}
.foot-grid{position:relative;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:44px}
.foot-brand{display:inline-flex;align-items:center;gap:9px;color:#fff;font-size:19px;font-weight:700;margin-bottom:16px}
.foot-brand:hover{color:#9FBDF7}
.foot-desc{font-size:13px;line-height:1.85;color:#8C9BB4;margin:0;max-width:40ch}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.foot-col ul li{margin-bottom:10px}
.foot-col a{color:#A9B7CD;font-size:14px}
.foot-col a:hover{color:#fff}
.foot-contact span{display:block;font-size:13px;color:#8C9BB4;margin-bottom:10px}
.foot-contact a{color:#9FBDF7}
.foot-bottom{position:relative;border-top:1px solid rgba(255,255,255,.09);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0 26px;font-size:13px;color:#7C8AA3}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media img{height:320px}
  .mosaic{gap:24px}
  .mosaic-col{gap:24px}
  .mosaic-col--offset{margin-top:48px}
  .legend-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:34px 28px}
  .cta-actions{justify-content:flex-start}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-grid{gap:10px}
  .nav-link{padding:9px 9px;font-size:14px}
}
@media (max-width:860px){
  .nav-left,.nav-right{display:none}
  .nav-grid{grid-template-columns:auto 1fr auto;min-height:64px}
  .brand{justify-self:center;font-size:17px;padding:6px 4px}
  .nav-toggle{display:inline-flex}
}
@media (max-width:639px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .hero{padding:36px 0 52px}
  .hero h1{font-size:26px;line-height:1.34}
  .hero-media img{height:230px}
  .hero-media figcaption{position:static;margin-top:12px;box-shadow:none;background:#F5F8FE}
  .hero-tag{top:12px;left:12px}
  .sec-head{margin-bottom:30px}
  .sec-head h2{font-size:22px}
  .mosaic{grid-template-columns:1fr}
  .mosaic-col--offset{margin-top:0}
  .mcard-media img,.mcard-media.tall img,.mcard-media.short img{height:210px}
  .legend-grid{grid-template-columns:1fr}
  .mcard-body{padding:18px}
  .faq-item summary{padding:16px 18px;font-size:16px}
  .faq-body{padding:14px 18px 18px}
  .cta-band{padding:26px 20px;border-radius:12px}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .foot-bottom{flex-direction:column;gap:8px}
  .topbar-inner{font-size:12px}
  .topbar-note{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* roulang page: category2 */
:root{
  --brand:#1B54D6;
  --brand-deep:#1642A8;
  --brand-soft:#EAF1FE;
  --accent:#E8892B;
  --live:#D3382F;
  --replay:#5B6B85;
  --ink:#101B2D;
  --ink-2:#5A6B87;
  --ink-3:#8B98AE;
  --line:#E3E9F2;
  --page:#F6F8FC;
  --card:#FFFFFF;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --shadow-1:0 1px 2px rgba(16,27,45,.04), 0 8px 24px rgba(16,27,45,.06);
  --shadow-2:0 12px 32px rgba(27,84,214,.12);
  --t:180ms ease;
  --max:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--brand-deep)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;
}
button{font-family:inherit}
h1,h2,h3,h4{font-family:inherit;margin:0;font-weight:800;color:var(--ink);line-height:1.32}
h1{font-size:34px;line-height:1.29;letter-spacing:.01em}
h2{font-size:26px;line-height:1.38}
h3{font-size:19px;line-height:1.47}
h4{font-size:16px;line-height:1.5}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}

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

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--brand-soft);border-bottom:1px solid #dbe6fb}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:40px;font-size:13px;color:var(--brand-deep);
}
.topbar-note{font-weight:600}
.topbar-link{font-weight:700;color:var(--brand);text-decoration:none;white-space:nowrap}
.topbar-link:hover{color:var(--brand-deep);text-decoration:underline}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:#fff;box-shadow:0 1px 0 var(--line)}
.nav-inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:16px;min-height:72px;
}
.nav-left{display:flex;align-items:center;gap:4px;justify-self:start}
.nav-right{display:flex;align-items:center;gap:4px;justify-self:end}
.nav-link{
  display:inline-flex;align-items:center;
  padding:9px 14px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;color:var(--ink-2);
  transition:background var(--t),color var(--t);
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.brand{
  display:inline-flex;align-items:center;gap:10px;justify-self:center;
  font-size:21px;font-weight:800;letter-spacing:.01em;color:var(--ink);
}
.brand:hover{color:var(--brand)}
.brand-mark{
  position:relative;width:26px;height:26px;border-radius:8px;
  background:var(--brand);flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;background:#fff;border-radius:2px;
}
.nav-toggle{
  display:none;align-items:center;gap:8px;justify-self:end;
  padding:9px 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--ink);font-size:14px;font-weight:700;cursor:pointer;
  transition:border-color var(--t),color var(--t);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.nav-toggle .bars{display:block;width:16px;height:2px;background:currentColor;position:relative}
.nav-toggle .bars::before,.nav-toggle .bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;
}
.nav-toggle .bars::before{top:-5px}
.nav-toggle .bars::after{top:5px}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(320px,86vw);
  background:#fff;z-index:130;padding:24px 22px;overflow-y:auto;
  transform:translateX(103%);transition:transform 240ms ease;
  box-shadow:-12px 0 32px rgba(16,27,45,.14);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-title{font-size:15px;font-weight:800;color:var(--ink)}
.drawer-close{
  width:34px;height:34px;border:1px solid var(--line);background:#fff;border-radius:8px;
  color:var(--ink-2);font-size:18px;line-height:1;cursor:pointer;transition:var(--t);
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand)}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:20px}
.drawer-nav a{
  padding:12px 14px;border-radius:8px;font-size:15px;font-weight:600;
  color:var(--ink-2);background:#fff;transition:var(--t);
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--brand-soft);color:var(--brand)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,27,45,.44);z-index:120;
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;text-decoration:none;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;color:var(--brand);border-color:#c7d8f8}
.btn-outline:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-deep)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff;border-color:#fff}
.btn-sm{padding:8px 14px;font-size:14px}
.btn-block{width:100%}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--brand);text-decoration:none;
}
.link-arrow .arw{transition:transform var(--t)}
.link-arrow:hover{color:var(--brand-deep)}
.link-arrow:hover .arw{transform:translateX(3px)}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:52px 0 64px;
  background:#12306F url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.page-hero::before{content:"";position:absolute;inset:0;background:rgba(16,44,104,.8)}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 84px),
    repeating-linear-gradient(0deg,rgba(255,255,255,.06) 0 1px,transparent 1px 84px);
}
.hero-inner{position:relative;z-index:2;max-width:840px}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.75);margin-bottom:22px;
}
.crumb a{color:rgba(255,255,255,.85);text-decoration:none}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb .sep{color:rgba(255,255,255,.5)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:.06em;
  color:var(--brand);margin-bottom:14px;
}
.page-hero .eyebrow{color:#BBD0FA}
.page-hero h1{color:#fff;max-width:20em}
.page-hero .lead{
  margin-top:18px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);max-width:38em;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:14px 32px;margin-top:28px;
}
.hero-meta div{font-size:13px;color:rgba(255,255,255,.78)}
.hero-meta strong{
  display:block;font-size:20px;font-weight:800;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.4;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--ink-2);font-size:16px}
.section-head .link-arrow{margin-top:14px}

/* ---------- 两列布局 ---------- */
.split{display:grid;grid-template-columns:280px minmax(0,1fr);gap:48px;align-items:start}
.side-sticky{position:sticky;top:132px}
.side-title{
  font-size:13px;font-weight:800;letter-spacing:.06em;color:var(--ink-3);
  margin-bottom:12px;
}
.toc-list{display:flex;flex-direction:column;gap:2px;margin-bottom:22px}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:8px;border-left:2px solid transparent;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:background var(--t),color var(--t),border-color var(--t);
}
.toc-list a:hover{background:var(--brand-soft);color:var(--brand);border-left-color:var(--brand)}
.toc-list .num{
  font-size:12px;font-weight:800;color:var(--ink-3);
  font-variant-numeric:tabular-nums;
}
.side-note{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--shadow-1);margin-bottom:20px;
}
.side-note h3{font-size:15px;margin-bottom:10px}
.side-note p{font-size:14px;line-height:1.75;color:var(--ink-2)}

/* ---------- 编号条目列表 ---------- */
.entry-list{display:flex;flex-direction:column;gap:16px}
.entry-item{
  display:grid;grid-template-columns:62px minmax(0,1fr);gap:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.entry-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#cfdff9}
.entry-num{
  font-size:26px;font-weight:800;line-height:1;color:#C7D8F8;
  font-variant-numeric:tabular-nums;padding-top:2px;
}
.entry-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-bottom:10px}
.entry-time{
  font-size:14px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.entry-stage{font-size:13px;color:var(--ink-3)}
.entry-item h3{margin-bottom:8px}
.entry-desc{font-size:14px;line-height:1.75;color:var(--ink-2);margin-bottom:14px}
.entry-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:600;color:var(--brand-deep);background:var(--brand-soft);
}
.status{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;line-height:1.6;
}
.status-wait{background:var(--brand-soft);color:var(--brand-deep)}
.status-live{background:#FCE9E8;color:var(--live)}
.status-replay{background:#EDF0F5;color:var(--replay)}
.status .dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex:0 0 auto}
.status-live .dot{animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}

/* ---------- 状态说明 ---------- */
.state-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.state-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
}
.state-card h3{margin:14px 0 10px}
.state-card p{font-size:14px;line-height:1.75;color:var(--ink-2)}

/* ---------- 阶段节奏 ---------- */
.stage-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
.stage-list{display:flex;flex-direction:column;gap:18px;margin-top:26px}
.stage-list li{
  display:grid;grid-template-columns:34px minmax(0,1fr);gap:14px;
  padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);transition:transform var(--t),box-shadow var(--t);
}
.stage-list li:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.stage-list .snum{
  font-size:15px;font-weight:800;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.stage-list h4{margin-bottom:6px}
.stage-list p{font-size:14px;line-height:1.7;color:var(--ink-2)}
.stage-figure{
  border-radius:var(--r-card);overflow:hidden;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
}
.stage-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img)}
.stage-figure figcaption{
  padding:14px 18px;font-size:14px;color:var(--ink-2);border-top:1px solid var(--line);
}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-1);
}
.faq-item summary{
  position:relative;cursor:pointer;list-style:none;
  padding:18px 56px 18px 22px;
  font-size:17px;font-weight:700;color:var(--ink);
  transition:background var(--t);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:700;color:var(--brand);line-height:1;
}
.faq-item summary:hover{background:var(--brand-soft)}
.faq-item[open] summary{background:var(--brand-soft)}
.faq-item[open] summary::after{content:"–"}
.faq-body{padding:6px 22px 22px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--brand-soft);border-top:1px solid #dbe6fb;border-bottom:1px solid #dbe6fb;
  padding:72px 0;
}
.cta-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:44px;align-items:center}
.cta-inner h2{margin-bottom:12px}
.cta-inner .cta-text{color:var(--ink-2);font-size:16px;max-width:36em}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.sub-form{display:flex;flex-wrap:wrap;gap:12px}
.sub-form input{
  flex:1 1 220px;min-width:0;padding:12px 16px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  font-size:15px;font-family:inherit;color:var(--ink);background:#fff;
  transition:border-color var(--t),box-shadow var(--t);
}
.sub-form input::placeholder{color:var(--ink-3)}
.sub-form input:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(27,84,214,.14);
}
.sub-tip{font-size:13px;color:var(--ink-3);margin-top:12px}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;overflow:hidden;background:#0F1D36;color:#C2CDE0;
  padding:68px 0 24px;
}
.site-footer::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 90px),
    repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 90px);
}
.site-footer .container{position:relative;z-index:2}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;color:#fff;margin-bottom:16px;
}
.foot-brand:hover{color:#fff}
.foot-brand .brand-mark{background:#fff}
.foot-brand .brand-mark::after{background:var(--brand)}
.foot-desc{font-size:14px;line-height:1.8;color:#9FB0CB;max-width:34em}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a{font-size:14px;color:#C2CDE0;text-decoration:none}
.foot-col a:hover{color:#fff;text-decoration:underline}
.foot-contact span{display:block;font-size:14px;color:#9FB0CB;margin-bottom:10px}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#8B9BB8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .split{grid-template-columns:250px minmax(0,1fr);gap:36px}
}
@media (max-width:1023px){
  .section{padding:64px 0}
  .nav-inner{grid-template-columns:1fr auto;min-height:64px}
  .nav-left,.nav-right{display:none}
  .nav-toggle{display:inline-flex}
  .brand{justify-self:start;font-size:19px}
  .split{grid-template-columns:1fr;gap:32px}
  .side-sticky{position:static}
  .toc-list{flex-direction:row;flex-wrap:wrap;gap:8px}
  .toc-list a{border-left:0;border:1px solid var(--line);background:#fff;padding:8px 12px}
  .state-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stage-wrap{grid-template-columns:1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:639px){
  .container{padding:0 16px}
  h1{font-size:26px;line-height:1.35}
  h2{font-size:22px;line-height:1.4}
  h3{font-size:17px}
  .section{padding:56px 0}
  .page-hero{padding:36px 0 48px}
  .page-hero .lead{font-size:15px}
  .hero-meta{gap:12px 22px}
  .hero-meta strong{font-size:18px}
  .hero-cta .btn{width:100%}
  .entry-item{grid-template-columns:1fr;gap:12px;padding:20px}
  .entry-num{font-size:20px;color:#AFC7F5}
  .state-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:8px}
  .cta-band{padding:52px 0}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: category4 */
:root{
  --brand:#1B54D6;
  --brand-dark:#1642A8;
  --brand-light:#EAF1FE;
  --accent:#E8892B;
  --live:#D3382F;
  --replay:#5B6B85;
  --ink:#101B2D;
  --ink-2:#5A6B87;
  --ink-3:#8B98AE;
  --line:#E3E9F2;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --shadow:0 1px 2px rgba(16,27,45,.04), 0 8px 24px rgba(16,27,45,.06);
  --shadow-hover:0 12px 32px rgba(27,84,214,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.78;color:var(--ink);background:var(--bg);
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--ink);}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-dark);}
button{font-family:inherit;}
figure{margin:0;}
: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 24px;}
.arrow{display:inline-block;transition:transform .18s ease;}
a:hover .arrow{transform:translateX(3px);}

/* ===== 顶部信息条 ===== */
.topbar{background:var(--brand-light);border-bottom:1px solid #DCE6FA;font-size:13px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;}
.topbar-note{display:inline-flex;align-items:center;gap:8px;color:#2A3A57;}
.topbar-note .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;}
.topbar-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);}

/* ===== 导航 ===== */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 14px rgba(16,27,45,.05);}
.nav-wrap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:76px;}
.nav-left{display:flex;align-items:center;gap:6px;}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:14px;}
.nav-right-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 12px;border-radius:8px;
  color:#3B4A66;font-size:15px;font-weight:500;
  transition:background .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--brand-light);color:var(--brand);}
.nav-link:active{background:#DCE6FA;}
.nav-link.is-active{background:var(--brand-light);color:var(--brand);font-weight:600;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.brand:hover{color:var(--brand);}
.brand-mark{width:26px;height:26px;border-radius:8px;flex:none;background:linear-gradient(135deg,#1B54D6 0%,#3A72E8 70%);position:relative;}
.brand-mark::after{content:"";position:absolute;inset:8px;border:2px solid #fff;border-radius:3px;border-right-color:transparent;border-bottom-color:transparent;transform:rotate(45deg);}
.nav-toggle{display:none;width:40px;height:40px;padding:0;background:#fff;border:1px solid var(--line);border-radius:8px;cursor:pointer;}
.nav-toggle span{display:block;width:18px;height:2px;margin:4px auto;background:#3B4A66;border-radius:2px;transition:transform .2s ease;}
.nav-toggle:hover{border-color:#C4D5F5;}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;}
.mobile-drawer.is-open{display:block;}
.mobile-drawer nav{padding:6px 0 16px;}
.mobile-drawer a{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid #F1F5FB;color:#2A3A57;font-size:15px;}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a:hover{color:var(--brand);}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(27,84,214,.22);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(27,84,214,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(27,84,214,.22);}
.btn-ghost{background:transparent;border-color:#B9CCF2;color:var(--brand);}
.btn-ghost:hover{background:#fff;border-color:var(--brand);color:var(--brand-dark);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}

/* ===== 面包屑与首屏 ===== */
.crumb-wrap{padding-top:22px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#C3CDDD;}

.page-hero{position:relative;background:#fff;border-bottom:1px solid var(--line);padding:34px 0 56px;overflow:hidden;}
.page-hero::before{
  content:"";position:absolute;right:-140px;top:-120px;width:560px;height:560px;pointer-events:none;
  background-image:linear-gradient(rgba(27,84,214,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(27,84,214,.06) 1px,transparent 1px);
  background-size:44px 44px;
}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:52px;align-items:center;}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--brand);margin-bottom:14px;}
.page-hero h1{font-size:34px;line-height:1.3;letter-spacing:-.01em;margin-bottom:16px;}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:34em;margin-bottom:22px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero-figure{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);}
.hero-figure img{width:100%;aspect-ratio:16/11;object-fit:cover;}

/* ===== 标签 ===== */
.tag{display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:999px;font-size:12px;font-weight:600;background:var(--brand-light);color:var(--brand);white-space:nowrap;}
.tag-soft{background:#F1F4F9;color:var(--ink-2);font-weight:500;}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;}
.badge-upcoming{background:var(--brand-light);color:var(--brand);}
.badge-live{background:#FDECEA;color:var(--live);}
.badge-replay{background:#EEF2F7;color:var(--replay);}

/* ===== 板块 ===== */
.section{padding:60px 0;}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head h2{font-size:26px;line-height:1.4;}
.section-head p{margin-top:12px;color:var(--ink-2);font-size:15px;}

/* ===== 清单 + 粘性侧栏 ===== */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 322px;gap:42px;align-items:start;}
.checklist{display:grid;gap:14px;}
.check-item{
  display:grid;grid-template-columns:58px minmax(0,1fr);gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--shadow);scroll-margin-top:140px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#CFDDF8;}
.check-no{font-size:22px;font-weight:700;color:#C3D2F2;font-variant-numeric:tabular-nums;line-height:1.2;transition:color .18s ease;}
.check-item:hover .check-no{color:var(--brand);}
.check-body h3{font-size:19px;margin-bottom:8px;}
.check-body p{font-size:14.5px;line-height:1.85;color:var(--ink-2);margin-bottom:14px;}
.check-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);margin-left:auto;}

.content-side .sticky{position:sticky;top:132px;display:grid;gap:16px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow);}
.side-card h3{font-size:16px;margin-bottom:14px;}
.side-nav li a{display:block;padding:9px 0;font-size:14px;color:var(--ink-2);border-bottom:1px dashed #EDF1F8;transition:color .18s ease,padding-left .18s ease;}
.side-nav li:last-child a{border-bottom:0;}
.side-nav li a:hover{color:var(--brand);padding-left:4px;}
.status-list li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-2);line-height:1.75;margin-bottom:12px;}
.status-list li:last-child{margin-bottom:0;}
.status-list .badge{flex:none;margin-top:3px;}
.side-card-cta{background:var(--brand-light);border-color:#CFDDF8;}
.side-card-cta h3{color:var(--brand-dark);}
.side-card-cta p{font-size:13.5px;color:#33456A;line-height:1.8;margin-bottom:16px;}

/* ===== 排查顺序 ===== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease;}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.step-num{width:32px;height:32px;border-radius:10px;background:var(--brand);color:#fff;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-2);line-height:1.8;margin:0;}

/* ===== FAQ ===== */
.faq{display:grid;gap:12px;max-width:900px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow);overflow:hidden;transition:border-color .18s ease;}
.faq-item.is-open{border-color:#CFDDF8;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:#fff;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink);transition:background .18s ease;
}
.faq-q:hover{background:#F8FAFE;}
.faq-icon{flex:none;width:24px;height:24px;border-radius:50%;border:1px solid #CFDDF8;color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:400;transition:transform .2s ease,background .2s ease,color .2s ease;}
.faq-item.is-open .faq-icon{background:var(--brand);border-color:var(--brand);color:#fff;transform:rotate(45deg);}
.faq-a{display:none;padding:16px 22px 20px;background:#F8FAFE;border-top:1px solid #EFF3FA;color:var(--ink-2);font-size:15px;line-height:1.9;}
.faq-item.is-open .faq-a{display:block;}

/* ===== CTA 带 ===== */
.cta-band{background:var(--brand-light);border-top:1px solid #DCE6FA;border-bottom:1px solid #DCE6FA;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:44px 0;flex-wrap:wrap;}
.cta-inner h2{font-size:24px;margin-bottom:10px;color:#122A57;}
.cta-inner p{margin:0;font-size:15px;color:#33456A;max-width:44em;}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}

/* ===== 页脚 ===== */
.site-footer{position:relative;background:#0E1B30;color:#B9C6DA;padding:58px 0 0;overflow:hidden;}
.site-footer::before{
  content:"";position:absolute;right:-120px;bottom:-180px;width:560px;height:560px;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;
}
.foot-grid{position:relative;display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:42px;}
.foot-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:700;margin-bottom:16px;}
.foot-brand:hover{color:#fff;}
.foot-desc{color:#93A3BC;font-size:14px;line-height:1.9;margin:0;max-width:35em;}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.foot-col ul li{margin-bottom:11px;}
.foot-col a{color:#AEBBD0;font-size:14px;}
.foot-col a:hover{color:#fff;text-decoration:underline;}
.foot-contact span{display:block;font-size:14px;color:#AEBBD0;margin-bottom:11px;}
.foot-bottom{position:relative;border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#7D8DA6;}

/* ===== 响应式 ===== */
@media (max-width:1023px){
  .nav-wrap{grid-template-columns:auto 1fr auto;gap:12px;min-height:64px;}
  .nav-left,.nav-right-links{display:none;}
  .nav-right .btn{display:none;}
  .brand{grid-column:2;justify-self:center;font-size:18px;}
  .nav-right{grid-column:3;}
  .nav-toggle{display:block;}
  .hero-inner{grid-template-columns:1fr;gap:30px;}
  .page-hero{padding:26px 0 44px;}
  .page-hero h1{font-size:29px;}
  .layout{grid-template-columns:1fr;gap:34px;}
  .content-side .sticky{position:static;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
  .section{padding:48px 0;}
}
@media (max-width:639px){
  body{font-size:15.5px;}
  .container{padding:0 16px;}
  .topbar-inner{flex-direction:column;align-items:flex-start;gap:4px;padding:8px 0;}
  .topbar{font-size:12.5px;}
  .page-hero h1{font-size:26px;line-height:1.34;}
  .hero-sub{font-size:15.5px;}
  .section{padding:40px 0;}
  .section-head h2{font-size:22px;}
  .check-item{grid-template-columns:1fr;gap:10px;padding:18px;}
  .check-no{font-size:18px;}
  .check-body h3{font-size:17px;}
  .link-arrow{margin-left:0;}
  .steps{grid-template-columns:1fr;gap:14px;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:34px 0;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .faq-q{font-size:16px;padding:16px 18px;}
  .faq-a{padding:14px 18px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}