/* roulang page: index */
:root{
  --bg:#0A0C0F;
  --bg-deep:#070809;
  --panel:#12161B;
  --panel-2:#171C22;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#EDF1F5;
  --text-dim:#9AA6B2;
  --text-mute:#64707D;
  --accent:#C8FF2E;
  --accent-2:#FF7A2F;
  --info:#4DD4E8;
  --danger:#FF4D5E;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --glow-accent:0 0 0 1px rgba(200,255,46,.35), 0 0 28px rgba(200,255,46,.18);
  --container:1240px;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:var(--accent);color:#0A0C0F}

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

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;
  font-weight:700;font-size:15px;line-height:1;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),background .22s,border-color .22s,color .22s,box-shadow .22s;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#0A0C0F}
.btn-primary:hover{background:#d4ff54;transform:translateY(-1px);box-shadow:var(--glow-accent)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line-strong)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--text-dim);border-bottom:1px solid transparent;padding-bottom:2px;
  transition:color .22s,border-color .22s;
}
.btn-link:hover{color:var(--accent);border-color:var(--accent)}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(10,12,15,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:30px;height:30px;border-radius:7px;
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent) 46%,#0A0C0F 46%,#0A0C0F 54%,var(--accent-2) 54%,var(--accent-2) 100%);
  box-shadow:0 0 18px rgba(200,255,46,.22);
  flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:17px;font-weight:800;letter-spacing:.5px}
.logo-sub{font-size:10px;letter-spacing:2px;color:var(--text-mute);font-weight:600}
.nav{display:flex;align-items:center;gap:8px}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;display:inline-block;
  padding:10px 14px;font-size:15px;font-weight:600;color:var(--text-dim);
  transition:color .22s;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--accent);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--accent)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--accent)}
.nav-link.is-active::after{transform:scaleX(1);box-shadow:0 0 12px rgba(200,255,46,.5)}
.nav-cta{margin-left:10px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line-strong);align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative;transition:background .2s}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);
  transition:transform .25s ease,top .25s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.is-open span{background:transparent}
.nav-toggle.is-open span::before{top:0;transform:rotate(45deg)}
.nav-toggle.is-open span::after{top:0;transform:rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:76px 0 96px;border-bottom:1px solid var(--line)}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.5;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,9,.72) 0%,rgba(10,12,15,.9) 58%,var(--bg) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:rgba(23,28,34,.7);
  font-size:12px;font-weight:600;letter-spacing:1px;color:var(--text-dim);
  margin-bottom:22px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.hero h1{font-size:40px;line-height:1.22;font-weight:800;letter-spacing:.5px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero-sub{
  margin-top:20px;max-width:520px;
  font-size:16px;line-height:1.85;color:var(--text-dim);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:34px;margin-top:42px;
  padding-top:26px;border-top:1px solid var(--line);
}
.hero-stat b{
  display:block;font-size:26px;font-weight:800;line-height:1.2;
  color:var(--text);font-variant-numeric:tabular-nums;
}
.hero-stat b span{font-size:14px;color:var(--text-mute);margin-left:4px;font-weight:600}
.hero-stat small{display:block;margin-top:4px;font-size:12px;color:var(--text-mute);letter-spacing:.5px}

/* ===== 主推直播卡 ===== */
.live-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:border-color .22s,box-shadow .22s,transform .22s;
}
.live-card:hover{border-color:var(--accent);box-shadow:var(--glow-accent);transform:translateY(-3px)}
.live-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2)}
.live-cover img{width:100%;height:100%;object-fit:cover}
.live-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,9,0) 40%,rgba(7,8,9,.85) 100%);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1.4;
}
.badge-live{
  position:absolute;top:14px;left:14px;z-index:3;
  background:rgba(255,122,47,.14);color:var(--accent-2);
  border:1px solid rgba(255,122,47,.35);
}
.badge-live i{
  width:6px;height:6px;border-radius:50%;background:var(--accent-2);
  animation:breathe 2s ease-in-out infinite;
}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.8)}}
.live-sport{
  position:absolute;bottom:14px;left:14px;z-index:3;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(10,12,15,.72);border:1px solid var(--line-strong);
  font-size:12px;font-weight:600;color:var(--text-dim);
}
.live-body{padding:20px 22px 24px}
.live-title{font-size:19px;font-weight:700;line-height:1.45}
.countdown{
  display:flex;align-items:baseline;gap:6px;margin-top:16px;
  padding:12px 16px;border-radius:var(--r-sm);
  border:1px solid rgba(200,255,46,.28);
  background:rgba(200,255,46,.05);
  width:fit-content;
}
.cd-num{font-size:32px;font-weight:800;line-height:1;color:var(--text);font-variant-numeric:tabular-nums}
.cd-sep{font-size:26px;font-weight:800;color:var(--accent);line-height:1;transform:translateY(-3px)}
.cd-label{margin-left:6px;font-size:12px;color:var(--text-mute);align-self:center}
.spot-list{margin-top:18px;display:grid;gap:10px}
.spot-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;line-height:1.6;color:var(--text-dim);
}
.spot-idx{
  flex-shrink:0;width:20px;height:20px;border-radius:5px;
  background:rgba(200,255,46,.14);color:var(--accent);
  font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;
  margin-top:2px;font-variant-numeric:tabular-nums;
}
.live-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.live-actions .btn{flex:1;min-width:130px}

/* ===== 板块通用 ===== */
.section{padding:96px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  padding-bottom:22px;margin-bottom:38px;border-bottom:1px solid var(--line);
}
.section-head h2{font-size:28px;font-weight:700;line-height:1.3;letter-spacing:.3px}
.section-head h2 span{color:var(--accent)}
.section-head p{margin-top:8px;font-size:14px;color:var(--text-mute)}
.section-note{font-size:13px;color:var(--text-mute);white-space:nowrap}

/* ===== 直播预告流 ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stream-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:transform .22s cubic-bezier(.2,.7,.3,1),border-color .22s,box-shadow .22s;
}
.stream-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:var(--glow-accent)}
.stream-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2)}
.stream-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.stream-card:hover .stream-thumb img{transform:scale(1.04)}
.time-tag{
  position:absolute;top:12px;left:12px;
  padding:4px 10px;border-radius:var(--r-sm);
  background:rgba(10,12,15,.82);border:1px solid var(--line-strong);
  font-size:12px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;
  letter-spacing:.5px;
}
.stream-body{padding:18px 20px 22px}
.stream-body h3{
  font-size:17px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .22s;
}
.stream-card:hover .stream-body h3{color:var(--accent)}
.stream-desc{
  margin-top:10px;font-size:14px;line-height:1.7;color:var(--text-dim);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:12px;color:var(--text-mute);
}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  font-size:12px;font-weight:600;color:var(--text-dim);
  background:rgba(255,255,255,.02);
}
.tag-info{border-color:rgba(77,212,232,.32);color:var(--info);background:rgba(77,212,232,.08)}
.tag-accent{border-color:rgba(200,255,46,.32);color:var(--accent);background:rgba(200,255,46,.08)}
.tag-warn{border-color:rgba(255,122,47,.32);color:var(--accent-2);background:rgba(255,122,47,.08)}

/* ===== 最新信息列表 ===== */
.news-list{display:grid;gap:18px}
.news-item{
  display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center;
  padding:18px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),border-color .22s,box-shadow .22s,background .22s;
}
.news-item:hover{
  transform:translateY(-3px);border-color:var(--accent);
  background:var(--panel-2);box-shadow:var(--glow-accent);
}
.news-thumb{
  aspect-ratio:16/9;border-radius:var(--r-sm);overflow:hidden;
  background:var(--panel-2);border:1px solid var(--line);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-item:hover .news-thumb img{transform:scale(1.05)}
.news-body h3{
  font-size:18px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .22s;
}
.news-item:hover .news-body h3{color:var(--accent)}
.news-body p{
  margin-top:10px;font-size:14px;line-height:1.7;color:var(--text-dim);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:14px;font-size:12px;color:var(--text-mute)}
.news-meta .sep{width:1px;height:10px;background:var(--line-strong)}
.news-more{display:flex;justify-content:center;margin-top:38px}

/* ===== 空态 ===== */
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;padding:40px 24px;text-align:center;
  border:1px dashed var(--line-strong);border-radius:var(--r-md);background:var(--panel);
}
.empty-icon{
  width:48px;height:48px;border-radius:var(--r-sm);
  border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;
  color:var(--text-mute);font-size:20px;margin-bottom:6px;
}
.empty-state h3{font-size:16px;font-weight:700}
.empty-state p{font-size:14px;color:var(--text-mute)}
.empty-state .btn{margin-top:12px}

/* ===== 栏目入口宫格 ===== */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.cat-card{
  position:relative;display:flex;flex-direction:column;
  padding:24px 20px 26px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  overflow:hidden;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),border-color .22s,box-shadow .22s,background .22s;
}
.cat-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--accent),transparent);
  opacity:0;transition:opacity .22s;
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--glow-accent);background:var(--panel-2)}
.cat-card:hover::before{opacity:1}
.cat-num{
  width:32px;height:32px;border-radius:var(--r-sm);
  border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;color:var(--text-dim);
  font-variant-numeric:tabular-nums;letter-spacing:.5px;
  transition:color .22s,border-color .22s,background .22s;
}
.cat-card:hover .cat-num{color:#0A0C0F;background:var(--accent);border-color:var(--accent)}
.cat-card h3{margin-top:16px;font-size:17px;font-weight:700;line-height:1.4}
.cat-card p{margin-top:8px;font-size:13px;line-height:1.7;color:var(--text-mute)}
.cat-arrow{margin-top:18px;font-size:12px;font-weight:700;color:var(--text-mute);transition:color .22s}
.cat-card:hover .cat-arrow{color:var(--accent)}

/* ===== 数据条 ===== */
.data-band{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,var(--bg-deep),var(--bg));
  padding:52px 0;
}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.data-item{
  padding:6px 28px;text-align:left;
  border-left:1px solid rgba(200,255,46,.22);
}
.data-item:first-child{border-left:0;padding-left:0}
.data-item b{
  display:block;font-size:34px;font-weight:800;line-height:1.15;
  color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.data-item b span{font-size:15px;color:var(--text-dim);margin-left:4px;font-weight:600}
.data-item small{display:block;margin-top:8px;font-size:13px;color:var(--text-mute);line-height:1.6}

/* ===== FAQ ===== */
.faq-wrap{display:grid;grid-template-columns:340px 1fr;gap:56px;align-items:start}
.faq-intro h2{font-size:28px;font-weight:700;line-height:1.35}
.faq-intro p{margin-top:16px;font-size:15px;line-height:1.85;color:var(--text-dim)}
.faq-intro .btn{margin-top:26px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;
  padding:18px 0;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
  transition:color .22s;
}
.faq-q:hover{color:var(--accent)}
.faq-idx{
  flex-shrink:0;width:22px;height:22px;border-radius:5px;
  border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:800;color:var(--text-dim);
  font-variant-numeric:tabular-nums;
  transition:color .22s,border-color .22s,background .22s;
}
.faq-item.is-open .faq-idx{color:#0A0C0F;background:var(--accent);border-color:var(--accent)}
.faq-q .faq-sign{
  margin-left:auto;flex-shrink:0;width:22px;height:22px;position:relative;
}
.faq-q .faq-sign::before,.faq-q .faq-sign::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--text-dim);
  transform:translate(-50%,-50%);transition:transform .25s ease,background .22s;
}
.faq-q .faq-sign::before{width:12px;height:2px}
.faq-q .faq-sign::after{width:2px;height:12px}
.faq-item.is-open .faq-q .faq-sign::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-item.is-open .faq-q .faq-sign::before{background:var(--accent)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 0 22px 36px;position:relative;
  font-size:15px;line-height:1.85;color:var(--text-dim);
}
.faq-item.is-open .faq-a-inner::before{
  content:"";position:absolute;left:8px;top:4px;bottom:24px;width:3px;
  background:var(--accent);border-radius:2px;
}

/* ===== 订阅 CTA ===== */
.cta-panel{
  position:relative;overflow:hidden;
  border:1px solid rgba(200,255,46,.3);border-radius:var(--r-lg);
  background:linear-gradient(135deg,rgba(200,255,46,.07),rgba(18,22,27,.9) 45%);
  padding:52px 56px;
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  border-radius:50%;background:radial-gradient(circle,rgba(200,255,46,.16),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 460px;gap:48px;align-items:center}
.cta-inner h2{font-size:28px;font-weight:700;line-height:1.35}
.cta-inner p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--text-dim);max-width:520px}
.subscribe-form{display:flex;gap:12px}
.subscribe-form input{
  flex:1;height:48px;padding:0 16px;border-radius:10px;
  background:var(--panel-2);border:1px solid var(--line-strong);
  color:var(--text);font-size:15px;
  transition:border-color .22s,background .22s;
}
.subscribe-form input::placeholder{color:var(--text-mute)}
.subscribe-form input:focus{outline:none;border-color:var(--accent);background:rgba(23,28,34,.95);box-shadow:0 0 0 3px rgba(200,255,46,.1)}
.subscribe-form .btn{height:48px;padding:0 26px}
.form-tip{margin-top:12px;font-size:12px;color:var(--text-mute);line-height:1.6}

/* ===== 页脚 ===== */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:48px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-mute);max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:1px;color:var(--text);margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col li span{font-size:14px;color:var(--text-mute);transition:color .22s}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:var(--text-mute);flex-wrap:wrap;
}
.footer-bottom .fb-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom .fb-links a{transition:color .22s}
.footer-bottom .fb-links a:hover{color:var(--accent)}

/* ===== 响应式 ===== */
@media (max-width:1100px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:34px}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .faq-wrap{grid-template-columns:1fr;gap:34px}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .cta-panel{padding:40px}
}
@media (max-width:1024px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .news-item{grid-template-columns:180px 1fr;gap:20px}
  .data-grid{grid-template-columns:repeat(2,1fr);row-gap:32px}
  .data-item{padding:0 0 0 24px}
  .data-item:nth-child(odd){border-left:0;padding-left:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav{
    position:fixed;top:68px;left:0;right:0;bottom:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(7,8,9,.98);
    -webkit-backdrop-filter:blur(16px);
    backdrop-filter:blur(16px);
    padding:20px var(--gutter) 48px;
    overflow-y:auto;
    transform:translateY(-12px);opacity:0;pointer-events:none;
    transition:opacity .24s ease,transform .24s ease;
    border-top:1px solid var(--line);
  }
  .nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;width:100%}
  .nav-list li{border-bottom:1px solid var(--line)}
  .nav-link{
    display:block;padding:16px 14px 16px 18px;font-size:18px;border-radius:0;
  }
  .nav-link::after{
    left:0;top:50%;bottom:auto;right:auto;width:3px;height:20px;
    transform:translateY(-50%) scaleY(0);transform-origin:center;border-radius:0 2px 2px 0;
  }
  .nav-link:hover::after{transform:translateY(-50%) scaleY(1)}
  .nav-link.is-active::after{transform:translateY(-50%) scaleY(1)}
  .nav-cta{margin:24px 0 0;width:100%;height:48px}
}
@media (max-width:768px){
  :root{--gutter:16px}
  .section{padding:56px 0}
  .hero{padding:52px 0 64px}
  .hero h1{font-size:28px}
  .hero-sub{font-size:15px}
  .hero-stats{gap:24px;margin-top:32px;padding-top:22px}
  .hero-stat b{font-size:22px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .section-head h2{font-size:22px}
  .grid-3{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr;gap:14px;padding:14px}
  .cat-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .data-band{padding:38px 0}
  .data-grid{grid-template-columns:repeat(2,1fr);row-gap:26px}
  .data-item b{font-size:26px}
  .cta-panel{padding:30px 22px}
  .cta-inner h2{font-size:22px}
  .subscribe-form{flex-direction:column}
  .subscribe-form .btn{width:100%}
  .live-body{padding:18px}
  .cd-num{font-size:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:36px}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:520px){
  .logo-main{font-size:15px}
  .logo-sub{font-size:9px;letter-spacing:1.4px}
  .hero h1{font-size:24px}
  .hero-actions .btn{flex:1;min-width:0;padding:0 14px;font-size:14px}
  .cat-grid{grid-template-columns:1fr}
  .news-thumb{aspect-ratio:2/1}
  .data-grid{grid-template-columns:1fr}
  .data-item{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:18px}
  .data-item:first-child{border-top:0;padding-top:0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .live-actions .btn{flex:1 1 100%}
  .faq-a-inner{padding-left:0}
  .faq-item.is-open .faq-a-inner::before{left:-8px}
}

/* roulang page: article */
:root{
  --bg:#0A0C0F;--bg-deep:#070809;--panel:#12161B;--panel-2:#171C22;
  --line:rgba(255,255,255,.08);--line-strong:rgba(255,255,255,.16);
  --text:#EDF1F5;--text-dim:#9AA6B2;--text-mute:#64707D;
  --accent:#C8FF2E;--accent-2:#FF7A2F;--info:#4DD4E8;--danger:#FF4D5E;
  --r-sm:8px;--r-md:14px;--r-lg:20px;--r-pill:999px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --glow-accent:0 0 0 1px rgba(200,255,46,.35),0 0 28px rgba(200,255,46,.18);
  --container:1240px;--gutter:24px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(10,12,15,.86);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo-mark{
  width:30px;height:30px;border-radius:7px;flex:none;
  border:1px solid var(--line-strong);
  background:
    linear-gradient(135deg,var(--accent) 0 42%,transparent 42% 58%,transparent 58% 100%),
    linear-gradient(135deg,transparent 0 58%,var(--accent) 58% 100%),
    var(--panel-2);
  box-shadow:0 0 16px rgba(200,255,46,.18);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:17px;font-weight:800;letter-spacing:.01em}
.logo-sub{font-size:10px;letter-spacing:.16em;color:var(--text-mute)}
.nav{display:flex;align-items:center;gap:28px}
.nav-list{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;display:inline-block;padding:6px 0;font-size:15px;color:var(--text-dim)}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:-1px;height:2px;width:0;
  background:var(--accent);border-radius:2px;transition:width .2s var(--ease);
}
.nav-link:hover{color:var(--accent)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--accent)}
.nav-link.is-active::after{width:100%;box-shadow:0 0 10px rgba(200,255,46,.6)}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line-strong);
  border-radius:10px;align-items:center;justify-content:center;flex:none;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--text);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);
  border-radius:2px;transition:transform .22s var(--ease),top .22s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#0A0C0F}
.btn-primary:hover{background:#d4ff52;transform:translateY(-1px);box-shadow:0 0 22px rgba(200,255,46,.35)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:22px 0 0;font-size:13px;color:var(--text-mute);
}
.breadcrumb a{color:var(--text-dim)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:rgba(255,255,255,.2)}
.breadcrumb .current{color:var(--text-dim)}

/* ---------- sections ---------- */
.section{padding:56px 0 0}
.section:last-of-type{padding-bottom:96px}

/* ---------- article layout ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:48px;align-items:start}
.article-main{min-width:0}
.article-head{padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:32px}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(77,212,232,.1);border:1px solid rgba(77,212,232,.3);
  color:var(--info);font-size:12px;letter-spacing:.06em;
}
.article-title{
  font-size:clamp(24px,3vw,36px);line-height:1.32;font-weight:800;
  letter-spacing:-.01em;margin:18px 0 16px;color:var(--text);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-mute)}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.24)}
.article-meta .src{color:var(--text-dim)}

/* ---------- article body ---------- */
.article-body{max-width:760px;font-size:16px;line-height:1.9;color:#DCE3EA;word-wrap:break-word}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;font-size:24px;line-height:1.4;font-weight:700;
  margin:2em 0 .8em;padding-left:14px;color:var(--text);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;
  background:var(--accent);border-radius:2px;box-shadow:0 0 10px rgba(200,255,46,.5);
}
.article-body h3{font-size:19px;line-height:1.5;font-weight:600;margin:1.6em 0 .6em;color:var(--text)}
.article-body h4{font-size:16px;font-weight:700;margin:1.4em 0 .5em;color:var(--text)}
.article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:#ddff6d}
.article-body strong{color:#fff}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;background:var(--panel);
  border-left:3px solid var(--accent);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--text-dim);font-size:15px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body ul{margin:0 0 1.3em}
.article-body ul li{position:relative;padding-left:20px;margin:.45em 0}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.78em;width:7px;height:7px;
  background:var(--accent);border-radius:2px;
}
.article-body ol{margin:0 0 1.3em;counter-reset:artli}
.article-body ol li{position:relative;padding-left:28px;margin:.45em 0;counter-increment:artli}
.article-body ol li::before{
  content:counter(artli,decimal-leading-zero);position:absolute;left:0;top:.25em;
  font-size:12px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;
}
.article-body img{border-radius:var(--r-md);border:1px solid var(--line);margin:1.5em 0}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:12px;color:var(--text-mute);margin-top:8px;text-align:center}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;
  margin:1.5em 0;font-size:14px;border-radius:var(--r-md);
}
.article-body th{background:var(--panel-2);color:var(--text);text-align:left;padding:11px 14px;border-bottom:1px solid var(--line-strong);white-space:nowrap}
.article-body td{padding:11px 14px;border-bottom:1px solid var(--line);color:var(--text-dim)}
.article-body tr:nth-child(even) td{background:rgba(255,255,255,.02)}
.article-body hr{border:0;height:1px;background:var(--line);margin:2em 0}
.article-body code{
  background:var(--panel-2);border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;font-size:14px;color:var(--accent);
}

/* ---------- empty state ---------- */
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;text-align:center;padding:40px 24px;
  background:var(--panel);border:1px dashed var(--line-strong);border-radius:var(--r-lg);
}
.empty-state .empty-icon{
  width:46px;height:46px;border-radius:12px;border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;color:var(--text-mute);font-size:20px;
}
.empty-state h2{font-size:18px;font-weight:700;margin:0}
.empty-state p{font-size:14px;color:var(--text-mute);max-width:420px;margin:0}

/* ---------- article foot ---------- */
.article-foot{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  margin-top:40px;padding-top:26px;border-top:1px solid var(--line);
}

/* ---------- sidebar ---------- */
.article-side{display:grid;gap:22px;min-width:0}
.side-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;
}
.side-title{
  font-size:15px;font-weight:700;letter-spacing:.04em;margin-bottom:16px;
  padding-left:12px;position:relative;color:var(--text);
}
.side-title::before{
  content:"";position:absolute;left:0;top:.25em;bottom:.25em;width:3px;
  background:var(--accent);border-radius:2px;
}
.rank-list{display:grid;gap:12px}
.rank-list a{display:flex;gap:12px;align-items:flex-start;padding-bottom:12px;border-bottom:1px solid var(--line)}
.rank-list li:last-child a{border-bottom:0;padding-bottom:0}
.rank-list a:hover .rank-title{color:var(--accent)}
.rank-no{
  font-size:13px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;
  line-height:1.7;flex:none;
}
.rank-title{font-size:14px;line-height:1.65;color:var(--text-dim);transition:color .2s var(--ease)}
.side-rec{display:grid;gap:14px}
.side-rec-item{display:grid;grid-template-columns:88px 1fr;gap:12px;align-items:center}
.side-rec-item img{
  width:88px;height:60px;object-fit:cover;border-radius:10px;
  border:1px solid var(--line);background:var(--panel-2);
}
.side-rec-item h3{font-size:14px;line-height:1.55;font-weight:600;color:var(--text-dim);transition:color .2s var(--ease)}
.side-rec-item:hover h3{color:var(--accent)}
.side-rec-item span{display:block;font-size:12px;color:var(--text-mute);margin-top:4px}
.side-cta{background:linear-gradient(180deg,rgba(200,255,46,.06),transparent 70%),var(--panel);border-color:rgba(200,255,46,.22)}
.side-cta p{font-size:13px;color:var(--text-dim);line-height:1.75;margin-bottom:16px}
.side-cta .btn{width:100%}

/* ---------- CTA ---------- */
.cta-panel{
  display:grid;grid-template-columns:1.15fr 1fr;gap:32px;align-items:center;
  padding:40px;border-radius:var(--r-lg);
  background:linear-gradient(135deg,rgba(200,255,46,.09),rgba(255,122,47,.06)),var(--panel);
  border:1px solid rgba(200,255,46,.3);
  box-shadow:var(--glow-accent);
}
.cta-copy h2{font-size:26px;line-height:1.35;font-weight:800;letter-spacing:-.01em}
.cta-copy p{margin-top:10px;font-size:14px;color:var(--text-dim);line-height:1.8}
.subscribe-form{display:flex;gap:12px}
.subscribe-form input{
  flex:1;min-width:0;height:46px;padding:0 16px;border-radius:10px;
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);
  font-size:15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.subscribe-form input::placeholder{color:var(--text-mute)}
.subscribe-form input:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,255,46,.14);
}
.subscribe-form .btn{flex:none}
.form-hint{font-size:12px;color:var(--text-mute);margin-top:10px}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:var(--text-dim);max-width:330px}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:14px;color:var(--text)}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-dim);line-height:1.7}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-mute);
}
.fb-links{display:flex;flex-wrap:wrap;gap:18px}
.fb-links a{color:var(--text-mute)}
.fb-links a:hover{color:var(--accent)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px}
  .article-body{max-width:none}
  .article-side{grid-template-columns:repeat(2,minmax(0,1fr))}
  .side-cta{grid-column:1 / -1}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
  .cta-panel{grid-template-columns:1fr;padding:32px}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav{
    position:fixed;left:0;right:0;top:68px;bottom:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(7,8,9,.98);padding:20px 24px 40px;
    border-top:1px solid var(--line);overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
  }
  .nav.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-list{flex-direction:column;align-items:stretch;gap:0}
  .nav-list li + li{border-top:1px solid var(--line)}
  .nav-link{display:block;padding:15px 0 15px 14px;font-size:18px;border-left:3px solid transparent}
  .nav-link::after{display:none}
  .nav-link.is-active{border-left-color:var(--accent);background:rgba(200,255,46,.06)}
  .nav-cta{margin-top:22px;width:100%}
}
@media (max-width:768px){
  :root{--gutter:16px}
  .nav-wrap{height:60px}
  .nav{top:60px}
  .logo-main{font-size:15px}
  .logo-sub{font-size:9px;letter-spacing:.1em}
  .section{padding:36px 0 0}
  .section:last-of-type{padding-bottom:64px}
  .breadcrumb{padding-top:16px}
  .article-head{padding-bottom:20px;margin-bottom:24px}
  .article-title{margin:14px 0 12px}
  .article-meta{font-size:12px;gap:8px}
  .article-body h2{font-size:20px;margin:1.6em 0 .7em}
  .article-body h3{font-size:17px}
  .article-side{grid-template-columns:minmax(0,1fr)}
  .article-foot{flex-direction:column;align-items:stretch}
  .article-foot .btn{width:100%}
  .subscribe-form{flex-direction:column}
  .subscribe-form .btn{width:100%}
  .cta-copy h2{font-size:21px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .site-footer{padding:48px 0 24px;margin-top:64px}
  .footer-bottom{margin-top:32px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-brand{grid-column:auto}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .side-rec-item{grid-template-columns:76px 1fr}
  .side-rec-item img{width:76px;height:52px}
}

/* roulang page: category1 */
:root{
  --bg:#0A0C0F;
  --bg-deep:#070809;
  --panel:#12161B;
  --panel-2:#171C22;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#EDF1F5;
  --text-dim:#9AA6B2;
  --text-mute:#64707D;
  --accent:#C8FF2E;
  --accent-2:#FF7A2F;
  --info:#4DD4E8;
  --danger:#FF4D5E;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --glow-accent:0 0 0 1px rgba(200,255,46,.35),0 0 28px rgba(200,255,46,.18);
  --container:1240px;
  --gutter:24px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color 220ms var(--ease),border-color 220ms var(--ease),background-color 220ms var(--ease);}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.3;font-weight:700;letter-spacing:-.01em;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(200,255,46,.28);color:#fff;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter);}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,12,15,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:background 220ms var(--ease);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:68px;
  transition:height 220ms var(--ease);
}
.site-header.is-scrolled .nav-wrap{height:56px;}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo-mark{
  width:30px;height:30px;flex:0 0 auto;
  border:2px solid var(--accent);border-radius:6px;position:relative;
  box-shadow:0 0 14px rgba(200,255,46,.18);
}
.logo-mark::after{
  content:"";position:absolute;inset:6px;background:var(--accent);
  clip-path:polygon(0 100%,100% 0,100% 34%,34% 100%);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-main{font-size:16px;font-weight:800;letter-spacing:.01em;}
.logo-sub{font-size:10px;color:var(--text-mute);letter-spacing:.16em;margin-top:3px;}
.nav{display:flex;align-items:center;gap:28px;}
.nav-list{display:flex;align-items:center;gap:26px;}
.nav-link{
  position:relative;display:inline-block;
  font-size:15px;color:var(--text-dim);padding:6px 0;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--accent);transition:width 200ms var(--ease);
  box-shadow:0 0 10px rgba(200,255,46,.55);
}
.nav-link:hover{color:var(--accent);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--accent);}
.nav-link.is-active::after{width:100%;}
.nav-cta{flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line-strong);
  border-radius:var(--r-sm);position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:2px;background:var(--text);border-radius:2px;
  transition:transform 220ms var(--ease),opacity 180ms var(--ease);
  content:"";
}
.nav-toggle span{top:21px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle[aria-expanded="true"] span{background:var(--accent);}
.nav-toggle[aria-expanded="true"] span::before{transform:translateX(-50%) translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span::after{transform:translateX(-50%) translateY(-6px) rotate(-45deg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:10px;
  font-size:15px;font-weight:700;
  transition:transform 220ms var(--ease),background-color 220ms var(--ease),color 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.btn-primary{background:var(--accent);color:#0A0C0F;box-shadow:0 0 0 rgba(200,255,46,0);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--glow-accent);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line-strong);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- page head ---------- */
.page-head{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.ph-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  opacity:.55;
}
.ph-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,9,.78) 0%,rgba(7,8,9,.88) 55%,var(--bg) 100%);
}
.ph-inner{position:relative;padding:80px 0 64px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;letter-spacing:.18em;color:var(--accent);
  border:1px solid rgba(200,255,46,.35);border-radius:var(--r-pill);
  padding:6px 14px;background:rgba(200,255,46,.06);
}
.page-head h1{
  font-size:40px;font-weight:800;margin-top:22px;max-width:820px;
}
.page-head h1 em{font-style:normal;color:var(--accent);}
.ph-lead{max-width:720px;margin-top:16px;color:var(--text-dim);font-size:17px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--text-dim);
  border:1px solid var(--line-strong);border-radius:var(--r-pill);
  padding:6px 14px;background:rgba(23,28,34,.7);
  transition:border-color 220ms var(--ease),color 220ms var(--ease),background-color 220ms var(--ease);
}
.tag:hover{border-color:var(--accent);color:var(--accent);}
.tag.is-on{border-color:rgba(200,255,46,.5);color:var(--accent);background:rgba(200,255,46,.08);}
.tag-dot{width:6px;height:6px;border-radius:2px;background:var(--accent);display:inline-block;}
.ph-code{
  position:absolute;right:24px;top:72px;
  font-size:64px;font-weight:800;line-height:1;color:transparent;
  -webkit-text-stroke:1px rgba(255,255,255,.14);
  font-variant-numeric:tabular-nums;pointer-events:none;
}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-mute);padding:22px 0 0;
}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:var(--text-mute);opacity:.6;}
.breadcrumb .cur{color:var(--text-dim);}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;flex-wrap:wrap;
}
.section-title{font-size:28px;font-weight:700;}
.section-title span{color:var(--accent);}
.section-desc{color:var(--text-dim);font-size:15px;margin-top:10px;max-width:660px;}
.divider-neon{
  height:1px;border:none;margin:0;
  background:linear-gradient(90deg,rgba(200,255,46,.55),rgba(200,255,46,0) 60%);
}

/* ---------- preview layout ---------- */
.preview-layout{
  display:grid;grid-template-columns:330px minmax(0,1fr);gap:32px;align-items:start;
}
.tl{position:relative;padding-left:28px;}
.tl::before{
  content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(180deg,rgba(200,255,46,.5),rgba(255,255,255,.08) 40%,rgba(255,255,255,.04));
}
.tl-item{position:relative;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:-28px;top:6px;width:11px;height:11px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 0 4px rgba(200,255,46,.12);
}
.tl-item.is-dim .tl-dot{background:var(--text-mute);box-shadow:0 0 0 4px rgba(255,255,255,.05);}
.tl-date{
  font-size:13px;letter-spacing:.08em;color:var(--accent);
  font-variant-numeric:tabular-nums;font-weight:800;
}
.tl-item.is-dim .tl-date{color:var(--text-mute);}
.tl-date em{font-style:normal;color:var(--text-mute);font-weight:400;margin-left:8px;letter-spacing:0;}
.tl-item h3{font-size:16px;margin-top:6px;font-weight:600;}
.tl-item p{font-size:13px;color:var(--text-dim);line-height:1.7;margin-top:6px;}
.tl-meta{display:flex;gap:14px;margin-top:10px;font-size:12px;color:var(--text-mute);font-variant-numeric:tabular-nums;}
.tl-meta b{color:var(--text);font-weight:700;}

.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.preview-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.preview-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:var(--glow-accent);}
.preview-card:hover .pc-title{color:var(--accent);}
.pc-cover{position:relative;display:block;aspect-ratio:16/9;background:var(--panel-2);overflow:hidden;}
.pc-cover img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease);}
.preview-card:hover .pc-cover img{transform:scale(1.03);}
.pc-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,9,.05) 40%,rgba(7,8,9,.78) 100%);
}
.pc-badge{
  position:absolute;left:14px;top:14px;z-index:2;
  font-size:12px;font-weight:700;padding:4px 11px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.22);background:rgba(10,12,15,.72);
  color:var(--text);backdrop-filter:blur(6px);
}
.pc-badge.is-live{color:var(--accent-2);border-color:rgba(255,122,47,.5);background:rgba(255,122,47,.12);}
.pc-badge.is-info{color:var(--info);border-color:rgba(77,212,232,.42);background:rgba(77,212,232,.1);}
.pc-time{
  position:absolute;right:14px;bottom:12px;z-index:2;
  font-size:13px;font-variant-numeric:tabular-nums;font-weight:800;color:var(--accent);
  background:rgba(10,12,15,.78);border:1px solid rgba(200,255,46,.35);
  border-radius:var(--r-pill);padding:3px 12px;
}
.pc-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.pc-title{font-size:18px;font-weight:600;line-height:1.45;transition:color 220ms var(--ease);}
.pc-desc{font-size:14px;line-height:1.7;color:var(--text-dim);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.points{display:flex;flex-direction:column;gap:8px;}
.points li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:13px;color:var(--text-dim);line-height:1.6;
}
.points li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;margin-top:7px;border-radius:2px;
  background:var(--accent);opacity:.85;
}
.pc-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-mute);font-variant-numeric:tabular-nums;
}
.pc-link{color:var(--accent);font-weight:700;border-bottom:1px solid rgba(200,255,46,.35);padding-bottom:1px;}
.pc-link:hover{border-bottom-color:var(--accent);}
.pc-tags{display:flex;flex-wrap:wrap;gap:8px;}
.pc-tag{
  font-size:12px;color:var(--text-dim);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:2px 10px;background:var(--panel-2);
}
.pc-tag:hover{color:var(--accent);border-color:rgba(200,255,46,.4);}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;position:relative;overflow:hidden;
  transition:border-color 220ms var(--ease),transform 220ms var(--ease);
}
.step:hover{border-color:rgba(200,255,46,.4);transform:translateY(-3px);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:var(--r-sm);
  background:rgba(200,255,46,.1);border:1px solid rgba(200,255,46,.32);
  color:var(--accent);font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step h3{font-size:16px;margin-top:16px;font-weight:600;}
.step p{font-size:14px;color:var(--text-dim);line-height:1.7;margin-top:8px;}

/* ---------- form panel ---------- */
.form-panel{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;
}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:13px;color:var(--text-dim);}
.field input,.field select{
  height:46px;border-radius:10px;padding:0 14px;
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);
  font-size:14px;transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.field input::placeholder{color:var(--text-mute);}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,255,46,.14);
}
.field-wide{grid-column:1/-1;}

/* ---------- status bars ---------- */
.status-list{display:flex;flex-direction:column;gap:18px;}
.status-row{
  display:grid;grid-template-columns:150px minmax(0,1fr) 72px;gap:16px;align-items:center;
}
.status-name{font-size:15px;font-weight:600;}
.status-bar{height:10px;border-radius:var(--r-pill);background:var(--panel-2);border:1px solid var(--line);overflow:hidden;}
.status-bar span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,rgba(200,255,46,.85),rgba(200,255,46,.35));}
.status-bar.is-alt span{background:linear-gradient(90deg,rgba(255,122,47,.85),rgba(255,122,47,.3));}
.status-val{font-size:14px;color:var(--text-dim);text-align:right;font-variant-numeric:tabular-nums;font-weight:800;}

/* ---------- faq ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:940px;}
.faq-item{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color 220ms var(--ease);
}
.faq-item.is-open{border-color:rgba(200,255,46,.42);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;
  min-height:56px;padding:14px 20px;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-q .sq{width:8px;height:8px;border-radius:2px;background:var(--accent);flex:0 0 auto;}
.faq-q .sign{margin-left:auto;color:var(--text-mute);font-size:20px;line-height:1;transition:color 220ms var(--ease);}
.faq-item.is-open .faq-q .sign{color:var(--accent);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height 260ms var(--ease);
  border-left:3px solid transparent;
}
.faq-item.is-open .faq-a{border-left-color:var(--accent);}
.faq-a p{padding:0 20px 20px 42px;font-size:15px;line-height:1.8;color:var(--text-dim);}

/* ---------- cta ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  border:1px solid rgba(200,255,46,.35);border-radius:var(--r-lg);
  background:
    radial-gradient(600px 240px at 12% 0%,rgba(200,255,46,.14),transparent 65%),
    var(--panel);
  padding:48px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:40px;align-items:center;
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;
  border:1px solid rgba(200,255,46,.18);transform:rotate(14deg);pointer-events:none;
}
.cta-panel h2{font-size:26px;}
.cta-panel p{color:var(--text-dim);font-size:15px;margin-top:12px;max-width:520px;}
.sub-form{display:flex;gap:12px;position:relative;z-index:1;}
.sub-form input{
  flex:1;min-width:0;height:46px;border-radius:10px;padding:0 14px;
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);font-size:14px;
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.sub-form input::placeholder{color:var(--text-mute);}
.sub-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,255,46,.14);}
.form-hint{font-size:12px;color:var(--text-mute);margin-top:10px;}
.form-msg{font-size:13px;color:var(--accent);margin-top:10px;min-height:20px;}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand p{font-size:14px;color:var(--text-dim);line-height:1.8;margin-top:18px;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--text);margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;color:var(--text-dim);}
.footer-col a{color:var(--text-dim);}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-mute);
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.fb-links a:hover{color:var(--accent);}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .preview-layout{grid-template-columns:1fr;gap:32px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-panel{grid-template-columns:1fr;padding:36px;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .page-head h1{font-size:34px;}
  .ph-code{font-size:48px;top:56px;}
}
@media (max-width:900px){
  .nav-toggle{display:block;order:3;}
  .nav{
    position:fixed;left:0;right:0;top:68px;bottom:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(7,8,9,.98);backdrop-filter:blur(16px);
    padding:24px var(--gutter) 40px;
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:opacity 220ms var(--ease),transform 220ms var(--ease),visibility 220ms;
    overflow-y:auto;z-index:55;
  }
  .site-header.is-scrolled .nav{top:56px;}
  .nav.is-open{transform:translateY(0);opacity:1;visibility:visible;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;width:100%;}
  .nav-list li{border-bottom:1px solid var(--line);}
  .nav-link{display:block;font-size:18px;padding:16px 0 16px 14px;border-left:3px solid transparent;}
  .nav-link::after{display:none;}
  .nav-link.is-active{border-left-color:var(--accent);background:rgba(200,255,46,.06);}
  .nav-cta{margin-top:26px;width:100%;height:48px;}
}
@media (max-width:768px){
  body{font-size:15px;}
  :root{--gutter:16px;}
  .section{padding:56px 0;}
  .page-head h1{font-size:28px;margin-top:18px;}
  .ph-inner{padding:56px 0 44px;}
  .page-head h1,.ph-lead{max-width:100%;}
  .section-title{font-size:22px;}
  .card-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .status-row{grid-template-columns:1fr;gap:8px;}
  .status-val{text-align:left;}
  .form-panel{grid-template-columns:1fr;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .cta-panel{padding:28px 22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .ph-code{display:none;}
  .tl{padding-left:24px;}
  .tl-dot{left:-24px;}
}
@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr;}
  .logo-main{font-size:15px;}
  .preview-card .pc-body{padding:16px;}
  .pc-title{font-size:16px;}
  .faq-q{font-size:15px;padding:12px 16px;}
  .faq-a p{padding:0 16px 18px 38px;}
  .page-head h1{font-size:26px;}
}

/* roulang page: category2 */
:root{
  --bg:#0A0C0F;
  --bg-deep:#070809;
  --panel:#12161B;
  --panel-2:#171C22;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#EDF1F5;
  --text-dim:#9AA6B2;
  --text-mute:#64707D;
  --accent:#C8FF2E;
  --accent-2:#FF7A2F;
  --info:#4DD4E8;
  --danger:#FF4D5E;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --glow-accent:0 0 0 1px rgba(200,255,46,.35),0 0 28px rgba(200,255,46,.18);
  --container:1240px;
  --gutter:24px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.num{font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:.02em}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(10,12,15,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:18px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:26px;height:26px;border-radius:6px;
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent) 46%,#0A0C0F 46%,#0A0C0F 54%,var(--accent-2) 54%,var(--accent-2) 100%);
  box-shadow:0 0 18px rgba(200,255,46,.25);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:16px;font-weight:800;letter-spacing:.02em}
.logo-sub{font-size:10px;color:var(--text-mute);letter-spacing:.16em;font-weight:600}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;display:block;padding:9px 11px;border-radius:var(--r-sm);
  font-size:14px;color:var(--text-dim);font-weight:500;white-space:nowrap;
  transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:11px;right:11px;bottom:4px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);border-radius:2px;
}
.nav-link:hover{color:var(--accent)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--accent);text-shadow:0 0 14px rgba(200,255,46,.4)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{margin-left:10px}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line-strong);align-items:center;justify-content:center;
}
.nav-toggle span{display:block;position:relative;width:18px;height:2px;background:var(--text);border-radius:2px;transition:background .2s var(--ease)}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
  transition:transform .24s var(--ease),top .24s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:10px;
  font-size:14px;font-weight:700;letter-spacing:.01em;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{background:var(--accent);color:#0A0C0F}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 0 22px rgba(200,255,46,.35)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border:1px solid var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.btn-sm{height:36px;padding:0 14px;font-size:13px;border-radius:9px}
.btn-block{width:100%}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.6;
  border:1px solid var(--line-strong);background:rgba(255,255,255,.03);color:var(--text-dim);
}
.badge-live{background:rgba(255,122,47,.12);border-color:rgba(255,122,47,.4);color:var(--accent-2)}
.badge-info{color:var(--info);border-color:rgba(77,212,232,.35);background:rgba(77,212,232,.08)}
.badge-accent{color:var(--accent);border-color:rgba(200,255,46,.4);background:rgba(200,255,46,.08)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent-2);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(255,122,47,.5)}50%{opacity:.55;box-shadow:0 0 0 6px rgba(255,122,47,0)}}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,9,.78) 0%,rgba(7,8,9,.86) 55%,var(--bg) 100%);
}
.page-hero .container{position:relative;z-index:2;padding-top:80px;padding-bottom:64px}
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-mute);margin-bottom:22px}
.crumb a{color:var(--text-mute)}
.crumb a:hover{color:var(--accent)}
.crumb span.sep{color:rgba(255,255,255,.22)}
.crumb .current{color:var(--text-dim)}
.hero-tagline{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.hero-tagline .bar{width:26px;height:3px;background:var(--accent);border-radius:2px;box-shadow:0 0 12px rgba(200,255,46,.6)}
.hero-tagline .txt{font-size:12px;letter-spacing:.22em;color:var(--accent);font-weight:700}
.page-hero h1{font-size:40px;line-height:1.2;font-weight:800;letter-spacing:-.01em;max-width:900px}
.page-hero h1 em{font-style:normal;color:var(--accent)}
.hero-lead{margin-top:18px;max-width:680px;font-size:16.5px;color:var(--text-dim);line-height:1.85}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:rgba(18,22,27,.7);
  font-size:13px;color:var(--text-dim);
  transition:border-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.chip b{color:var(--text);font-variant-numeric:tabular-nums;font-weight:800}
.chip:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.chip.is-on{border-color:var(--accent);color:var(--accent);background:rgba(200,255,46,.08)}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:28px;line-height:1.3;font-weight:700}
.section-head .sub{margin-top:10px;font-size:14.5px;color:var(--text-dim);max-width:640px}
.link-more{
  font-size:14px;font-weight:700;color:var(--accent);
  border-bottom:1px solid rgba(200,255,46,.35);padding-bottom:2px;white-space:nowrap;
}
.link-more:hover{border-bottom-color:var(--accent)}

/* ---------- stats strip ---------- */
.stats-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(180deg,var(--panel) 0%,var(--panel-2) 100%);
  overflow:hidden;
}
.stat-cell{padding:24px 22px;border-right:1px solid var(--line)}
.stat-cell:last-child{border-right:0}
.stat-num{font-size:30px;line-height:1.2;font-weight:800;font-variant-numeric:tabular-nums;color:var(--accent)}
.stat-num small{font-size:14px;color:var(--text-dim);font-weight:600;margin-left:4px}
.stat-label{margin-top:6px;font-size:13px;color:var(--text-mute)}

/* ---------- feature live card ---------- */
.feature{
  display:grid;grid-template-columns:1.15fr .85fr;gap:0;
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:var(--panel);box-shadow:var(--shadow-card);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.feature:hover{border-color:rgba(200,255,46,.4);box-shadow:var(--glow-accent)}
.feature-media{position:relative;min-height:320px;background:var(--panel-2)}
.feature-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.feature-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,8,9,.15) 0%,rgba(7,8,9,.72) 100%)}
.feature-badge{position:absolute;top:18px;left:18px;z-index:3}
.feature-body{padding:28px;display:flex;flex-direction:column;gap:18px}
.feature-body h3{font-size:22px;line-height:1.4;font-weight:700}
.feature-body .meta{font-size:13px;color:var(--text-mute)}
.countdown-box{
  border:1px solid rgba(200,255,46,.35);border-radius:var(--r-md);
  background:rgba(200,255,46,.05);padding:16px 18px;
}
.countdown-box .cap{font-size:12px;color:var(--accent);letter-spacing:.16em;font-weight:700}
.countdown-big{
  display:flex;align-items:baseline;gap:4px;margin-top:8px;
  font-size:34px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.1;
}
.countdown-big .colon{color:var(--accent);font-size:26px;transform:translateY(-2px)}
.points{display:flex;flex-direction:column;gap:9px}
.points li{display:flex;gap:10px;font-size:14px;color:var(--text-dim);line-height:1.7}
.points li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;margin-top:8px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 8px rgba(200,255,46,.6);
}
.feature-actions{display:flex;gap:12px;margin-top:auto}

/* ---------- live grid ---------- */
.live-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.live-card{
  display:flex;flex-direction:column;gap:12px;
  padding:20px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.live-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:var(--glow-accent)}
.lc-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.lc-time{font-size:20px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--text)}
.lc-time small{font-size:12px;color:var(--text-mute);font-weight:600;margin-left:4px}
.countdown{
  display:inline-flex;align-items:baseline;gap:2px;
  font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
  color:var(--accent);border:1px solid rgba(200,255,46,.35);
  border-radius:var(--r-pill);padding:2px 10px;background:rgba(200,255,46,.05);
}
.countdown .colon{color:var(--accent);opacity:.8}
.lc-title{font-size:16.5px;line-height:1.5;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.live-card:hover .lc-title{color:var(--accent)}
.lc-desc{font-size:13.5px;line-height:1.7;color:var(--text-dim);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lc-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.lc-tags{display:flex;gap:6px;flex-wrap:wrap}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.step{
  position:relative;padding:26px 22px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.step:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.step-idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:8px;
  background:rgba(200,255,46,.1);color:var(--accent);
  font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
  border:1px solid rgba(200,255,46,.35);
}
.step h3{margin-top:16px;font-size:17px;font-weight:700}
.step p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--text-dim)}
.rule-line{
  height:1px;margin:0;border:0;
  background:linear-gradient(90deg,transparent,rgba(200,255,46,.5),transparent);
  opacity:.6;
}

/* ---------- faq ---------- */
.faq{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel);margin-bottom:12px;overflow:hidden;transition:border-color .22s var(--ease)}
.faq-item.is-open{border-color:rgba(200,255,46,.4)}
.faq-q{
  display:flex;align-items:center;gap:14px;width:100%;
  padding:16px 20px;text-align:left;font-size:15.5px;font-weight:600;color:var(--text);
}
.faq-q .sq{flex:0 0 auto;width:8px;height:8px;border-radius:2px;background:var(--accent);box-shadow:0 0 8px rgba(200,255,46,.5)}
.faq-q .sign{margin-left:auto;flex:0 0 auto;font-size:20px;font-weight:400;color:var(--text-mute);line-height:1;transition:color .22s var(--ease)}
.faq-item.is-open .faq-q .sign{color:var(--accent)}
.faq-a{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .3s var(--ease),padding .3s var(--ease)}
.faq-item.is-open .faq-a{max-height:340px;padding:0 20px 20px}
.faq-a p{font-size:15px;line-height:1.85;color:var(--text-dim);border-left:3px solid var(--accent);padding-left:16px}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  border:1px solid rgba(200,255,46,.32);border-radius:var(--r-lg);
  background:radial-gradient(120% 130% at 12% 0%,rgba(200,255,46,.13) 0%,rgba(18,22,27,.9) 48%,var(--bg-deep) 100%);
  padding:48px;
}
.cta-panel h2{font-size:28px;line-height:1.3;font-weight:700}
.cta-panel .sub{margin-top:12px;font-size:15px;color:var(--text-dim);max-width:560px}
.sub-form{display:flex;gap:12px;margin-top:28px;max-width:560px}
.sub-form input{
  flex:1 1 auto;min-width:0;height:46px;padding:0 16px;border-radius:10px;
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);
  font-size:14px;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.sub-form input::placeholder{color:var(--text-mute)}
.sub-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,255,46,.18)}
.form-hint{margin-top:12px;font-size:12.5px;color:var(--text-mute)}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand p{margin-top:18px;font-size:13.5px;line-height:1.85;color:var(--text-mute);max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col li{font-size:13.5px;color:var(--text-mute)}
.footer-col a{color:var(--text-dim);font-size:13.5px}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--text-mute);
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap}
.fb-links a{color:var(--text-mute)}
.fb-links a:hover{color:var(--accent)}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .nav-link{padding:9px 8px;font-size:13.5px}
  .logo-main{font-size:15px}
}
@media (max-width:1024px){
  .page-hero h1{font-size:34px}
  .feature{grid-template-columns:1fr}
  .feature-media{min-height:260px;position:relative}
  .live-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-cell:nth-child(2){border-right:0}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .steps{grid-template-columns:1fr}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav{
    position:fixed;inset:68px 0 0;z-index:70;
    display:flex;flex-direction:column;align-items:stretch;gap:6px;
    margin-left:0;padding:24px var(--gutter) 40px;
    background:var(--bg-deep);border-top:1px solid var(--line);
    overflow-y:auto;transform:translateX(100%);
    transition:transform .3s var(--ease);
  }
  .nav.is-open{transform:translateX(0)}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{font-size:18px;padding:14px 14px;border-left:3px solid transparent}
  .nav-link::after{display:none}
  .nav-link.is-active{border-left-color:var(--accent);background:rgba(200,255,46,.06)}
  .nav-cta{margin:18px 0 0;height:46px;width:100%}
  body.nav-open{overflow:hidden}
}
@media (max-width:768px){
  :root{--gutter:16px}
  .page-hero .container{padding-top:52px;padding-bottom:44px}
  .page-hero h1{font-size:28px}
  .hero-lead{font-size:15px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px}
  .section-head h2{font-size:22px}
  .live-grid{grid-template-columns:1fr}
  .stats-strip{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line)}
  .stat-cell:last-child{border-bottom:0}
  .feature-body{padding:22px}
  .countdown-big{font-size:28px}
  .feature-actions{flex-direction:column}
  .feature-actions .btn{width:100%}
  .cta-panel{padding:28px 22px}
  .cta-panel h2{font-size:22px}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:480px){
  .logo-main{font-size:14px}
  .logo-sub{font-size:9px;letter-spacing:.1em}
  .page-hero h1{font-size:24px}
  .stat-num{font-size:24px}
  .lc-time{font-size:18px}
  .faq-q{font-size:14.5px;padding:14px 16px}
  .footer-grid{gap:24px}
}

/* roulang page: category3 */
:root{
  --bg:#0A0C0F;
  --bg-deep:#070809;
  --panel:#12161B;
  --panel-2:#171C22;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#EDF1F5;
  --text-dim:#9AA6B2;
  --text-mute:#64707D;
  --accent:#C8FF2E;
  --accent-2:#FF7A2F;
  --info:#4DD4E8;
  --danger:#FF4D5E;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --glow-accent:0 0 0 1px rgba(200,255,46,.35),0 0 28px rgba(200,255,46,.18);
  --container:1240px;
  --gutter:24px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:40px;line-height:1.2;font-weight:800;letter-spacing:.2px}
h2{font-size:28px;line-height:1.3;font-weight:700}
h3{font-size:20px;line-height:1.4;font-weight:600}
p{font-size:16px;line-height:1.8}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head .sh-left{max-width:680px}
.section-head .sh-sub{margin-top:10px;color:var(--text-dim);font-size:15px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--text-mute);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);box-shadow:0 0 10px rgba(200,255,46,.6)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(10,12,15,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  position:relative;width:30px;height:30px;flex:0 0 auto;
  border:1px solid var(--line-strong);border-radius:6px;
  background:rgba(200,255,46,.08);overflow:hidden;
}
.logo-mark::after{
  content:"";position:absolute;inset:-8px;
  background:linear-gradient(106deg,transparent 45%,var(--accent) 46%,var(--accent) 53%,transparent 54%);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-main{font-size:17px;font-weight:800;letter-spacing:.3px}
.logo-sub{font-size:10px;letter-spacing:.14em;color:var(--text-mute)}
.nav{display:flex;align-items:center;gap:8px}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;display:inline-block;padding:10px 12px;
  font-size:15px;color:var(--text-dim);border-radius:var(--r-sm);
  transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
  box-shadow:0 0 10px rgba(200,255,46,.55);
}
.nav-link:hover{color:var(--accent)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--accent)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{margin-left:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:10px;
  font-size:15px;font-weight:700;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background:var(--accent);color:#0A0C0F}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px);box-shadow:var(--glow-accent)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--accent);
  border-bottom:1px solid rgba(200,255,46,.45);padding-bottom:2px;
  transition:border-color .22s var(--ease),letter-spacing .22s var(--ease);
}
.link-more:hover{border-color:var(--accent);letter-spacing:.02em}
.nav-toggle{
  display:none;width:44px;height:44px;flex:0 0 auto;
  border:1px solid var(--line-strong);border-radius:10px;
  background:transparent;position:relative;cursor:pointer;
}
.nav-toggle span{position:absolute;left:11px;right:11px;top:50%;height:2px;background:var(--text);transform:translateY(-50%);transition:background .22s var(--ease)}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;right:0;height:2px;background:var(--text);transition:transform .22s var(--ease),top .22s var(--ease),background .22s var(--ease)}
.nav-toggle span::before{top:-7px}
.nav-toggle span::after{top:7px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);background:var(--accent)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);background:var(--accent)}

/* ---------- page head ---------- */
.page-head{
  position:relative;
  padding:56px 0 52px;
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(7,8,9,.84),rgba(10,12,15,.96)),
    url(/assets/images/backpic/back-3.png) center/cover no-repeat;
  overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(200,255,46,.55),transparent);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-mute);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-dim);transition:color .22s var(--ease)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .current{color:var(--text-dim)}
.page-head h1{max-width:820px;margin-bottom:16px}
.page-head .lead{max-width:700px;color:var(--text-dim);font-size:17px}
.tag-bar{display:flex;gap:10px;margin-top:30px;flex-wrap:wrap}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:rgba(23,28,34,.7);
  font-size:13px;color:var(--text-dim);
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.tag:hover{color:var(--accent);border-color:var(--accent);transform:translateY(-2px)}
.tag.is-on{background:rgba(200,255,46,.12);border-color:rgba(200,255,46,.6);color:var(--accent);font-weight:700}

/* ---------- replay grid ---------- */
.replay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.video-card{
  display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.video-card:hover,.video-card:focus-within{
  transform:translateY(-3px);border-color:var(--accent);box-shadow:var(--glow-accent);
}
.thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);border-bottom:1px solid var(--line)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.video-card:hover .thumb img{transform:scale(1.04)}
.thumb .duration{
  position:absolute;right:10px;bottom:10px;z-index:2;
  padding:2px 8px;border-radius:6px;
  font-size:12px;font-weight:800;font-variant-numeric:tabular-nums;
  background:rgba(7,8,9,.84);border:1px solid var(--line-strong);color:var(--text);
}
.thumb .kind{
  position:absolute;left:10px;top:10px;z-index:2;
  padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;color:var(--info);
  background:rgba(77,212,232,.12);border:1px solid rgba(77,212,232,.4);
}
.play-overlay{
  position:absolute;inset:0;z-index:3;display:grid;place-items:center;
  background:rgba(7,8,9,.48);opacity:0;transition:opacity .22s var(--ease);
}
.video-card:hover .play-overlay,.video-card:focus-within .play-overlay{opacity:1}
.play-btn{
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--accent);color:#0A0C0F;
  box-shadow:0 0 28px rgba(200,255,46,.45);
}
.play-btn::before{
  content:"";display:block;margin-left:4px;
  border-left:16px solid #0A0C0F;
  border-top:10px solid transparent;
  border-bottom:10px solid transparent;
}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.45;transition:color .22s var(--ease)}
.video-card:hover .card-body h3{color:var(--accent)}
.card-desc{font-size:14px;line-height:1.7;color:var(--text-dim);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12px;color:var(--text-mute);
}
.card-meta .m-left{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:2px 10px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:rgba(23,28,34,.8);
  font-size:12px;color:var(--text-dim);
}
.badge-live{
  border-color:rgba(255,122,47,.45);background:rgba(255,122,47,.12);color:var(--accent-2);
}
.badge-live::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-2);
  animation:breathe 2s infinite;
}
@keyframes breathe{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(255,122,47,.5)}50%{opacity:.45;box-shadow:0 0 0 5px rgba(255,122,47,0)}}
.num{font-variant-numeric:tabular-nums;font-weight:800}
.grid-foot{display:flex;justify-content:center;margin-top:44px}

/* ---------- steps ---------- */
.steps-panel{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(180deg,var(--panel),rgba(18,22,27,.6));
  padding:40px;
}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
.step{position:relative;padding:24px;border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel-2);transition:border-color .22s var(--ease),transform .22s var(--ease)}
.step:hover{border-color:var(--accent);transform:translateY(-3px)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:8px;margin-bottom:14px;
  background:rgba(200,255,46,.12);border:1px solid rgba(200,255,46,.45);
  color:var(--accent);font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;line-height:1.75;color:var(--text-dim)}

/* ---------- stats ---------- */
.stats-section{padding:0 0 96px}
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--bg-deep);overflow:hidden;
}
.stat{padding:34px 28px;position:relative}
.stat+.stat{border-left:1px solid var(--line)}
.stat-num{
  display:block;font-size:34px;font-weight:800;line-height:1.2;
  font-variant-numeric:tabular-nums;color:var(--text);
}
.stat-num .unit{font-size:15px;font-weight:600;color:var(--text-dim);margin-left:4px}
.stat-label{display:block;margin-top:8px;font-size:13px;color:var(--text-mute)}
.stat::after{
  content:"";position:absolute;left:28px;top:24px;width:26px;height:2px;
  background:var(--accent);opacity:.65;
}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--panel);margin-bottom:12px;overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item.is-open{border-color:rgba(200,255,46,.45);box-shadow:var(--glow-accent)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;
  padding:16px 20px;min-height:56px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
  transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--accent)}
.faq-no{
  flex:0 0 auto;width:22px;height:22px;border-radius:6px;
  display:grid;place-items:center;font-size:11px;font-weight:800;
  background:rgba(200,255,46,.14);border:1px solid rgba(200,255,46,.4);color:var(--accent);
  font-variant-numeric:tabular-nums;
}
.faq-q .sign{margin-left:auto;flex:0 0 auto;color:var(--accent);font-size:20px;font-weight:400;line-height:1}
.faq-item.is-open .faq-q{color:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a-inner{
  padding:0 20px 20px 56px;border-left:3px solid transparent;
  font-size:15px;line-height:1.8;color:var(--text-dim);
}
.faq-item.is-open .faq-a-inner{border-left-color:var(--accent);padding-left:16px;margin-left:20px}

/* ---------- cta ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  border:1px solid rgba(200,255,46,.4);border-radius:var(--r-lg);
  background:
    linear-gradient(120deg,rgba(200,255,46,.10),rgba(10,12,15,.2) 60%),
    var(--panel);
  padding:52px 48px;
  box-shadow:var(--glow-accent);
}
.cta-panel::before{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;
  border-radius:50%;background:radial-gradient(circle,rgba(200,255,46,.16),transparent 70%);
}
.cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;position:relative;z-index:1}
.cta-grid h2{margin-bottom:12px}
.cta-grid p{color:var(--text-dim);font-size:15px;max-width:520px}
.subscribe-form{display:flex;gap:12px}
.subscribe-form input{
  flex:1;min-width:0;height:48px;padding:0 16px;
  border-radius:10px;border:1px solid var(--line-strong);
  background:var(--panel-2);color:var(--text);font-size:15px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.subscribe-form input::placeholder{color:var(--text-mute)}
.subscribe-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,255,46,.16)}
.subscribe-form .btn{height:48px}
.form-hint{margin-top:10px;font-size:12px;color:var(--text-mute)}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.75;color:var(--text-dim);max-width:340px}
.footer-col h4{font-size:14px;letter-spacing:.06em;color:var(--text);margin-bottom:16px}
.footer-col li{font-size:14px;color:var(--text-dim);margin-bottom:10px}
.footer-col a{transition:color .22s var(--ease)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-mute);
}
.fb-links{display:flex;gap:20px;flex-wrap:wrap}
.fb-links a{transition:color .22s var(--ease)}
.fb-links a:hover{color:var(--accent)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  :root{--gutter:20px}
  .replay-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr;gap:32px}
  .footer-brand{grid-column:1/-1}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
}
@media (max-width:900px){
  .nav-toggle{display:block}
  .nav{
    position:fixed;left:0;right:0;top:68px;bottom:0;
    flex-direction:column;align-items:stretch;gap:10px;
    padding:24px var(--gutter) 48px;
    background:rgba(7,8,9,.985);
    border-top:1px solid var(--line);
    overflow-y:auto;
    opacity:0;transform:translateY(-8px);pointer-events:none;
    transition:opacity .22s var(--ease),transform .22s var(--ease);
  }
  .nav.is-open{opacity:1;transform:none;pointer-events:auto}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{font-size:18px;padding:14px 16px;border-left:3px solid transparent;border-radius:0}
  .nav-link::after{display:none}
  .nav-link:hover{background:rgba(200,255,46,.06)}
  .nav-link.is-active{border-left-color:var(--accent);background:rgba(200,255,46,.07)}
  .nav-cta{margin:18px 0 0;width:100%}
  h1{font-size:32px}
  h2{font-size:24px}
}
@media (max-width:768px){
  :root{--gutter:16px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .page-head{padding:40px 0 36px}
  .page-head h1{font-size:28px}
  .page-head .lead{font-size:15px}
  .replay-grid{grid-template-columns:1fr;gap:16px}
  .steps-panel{padding:24px}
  .stats-section{padding-bottom:56px}
  .stat{padding:24px 20px}
  .stat-num{font-size:26px}
  .stat::after{left:20px;top:16px;width:20px}
  .cta-panel{padding:32px 22px}
  .subscribe-form{flex-direction:column}
  .subscribe-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section-head{margin-bottom:28px}
}
@media (max-width:480px){
  .stats{grid-template-columns:1fr}
  .stat+.stat{border-left:0;border-top:1px solid var(--line)}
  .footer-grid{grid-template-columns:1fr}
  .logo-main{font-size:15px}
  .logo-sub{font-size:9px}
  .card-body{padding:16px}
  .faq-q{font-size:15px;padding:14px 16px}
}

/* roulang page: category4 */
:root{
  --bg:#0A0C0F;
  --bg-deep:#070809;
  --panel:#12161B;
  --panel-2:#171C22;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#EDF1F5;
  --text-dim:#9AA6B2;
  --text-mute:#64707D;
  --accent:#C8FF2E;
  --accent-2:#FF7A2F;
  --info:#4DD4E8;
  --danger:#FF4D5E;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --glow-accent:0 0 0 1px rgba(200,255,46,.35),0 0 28px rgba(200,255,46,.18);
  --container:1240px;
  --gutter:24px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color 220ms var(--ease),border-color 220ms var(--ease)}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:rgba(200,255,46,.28);color:#fff}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.num{font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:.01em}
.section{padding:96px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:28px;line-height:1.3;font-weight:700;letter-spacing:-.01em}
.section-head p{color:var(--text-dim);font-size:15px;margin-top:8px;max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--accent);
  text-transform:uppercase;font-weight:700;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);display:inline-block}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,12,15,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.logo-mark{
  width:30px;height:30px;flex:0 0 auto;border-radius:7px;
  border:1px solid var(--line-strong);
  background:
    linear-gradient(135deg,transparent 44%,var(--accent) 44%,var(--accent) 53%,transparent 53%),
    linear-gradient(180deg,#1B2128,#0F1318);
  box-shadow:inset 0 0 12px rgba(200,255,46,.12);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-main{font-size:17px;font-weight:800;letter-spacing:.01em}
.logo-sub{font-size:10px;letter-spacing:.2em;color:var(--text-mute);margin-top:3px}
.nav{display:flex;align-items:center;gap:28px}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;display:inline-block;
  padding:10px 12px;font-size:15px;color:var(--text-dim);
  border-radius:var(--r-sm);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform 200ms var(--ease);
}
.nav-link:hover{color:var(--accent)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--accent);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1);box-shadow:0 0 12px rgba(200,255,46,.6)}
.nav-toggle{
  display:none;width:44px;height:40px;border:1px solid var(--line-strong);
  border-radius:var(--r-sm);position:relative;background:rgba(255,255,255,.02);
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--text);
  transform:translateX(-50%);transition:transform 220ms var(--ease),background 220ms var(--ease);
  content:"";
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:var(--accent);transform:translateX(-50%) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::before{transform:rotate(-90deg);top:0;background:var(--accent)}
.nav-toggle[aria-expanded="true"] span::after{opacity:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:700;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),background 220ms var(--ease),border-color 220ms var(--ease),color 220ms var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#0A0C0F;box-shadow:0 6px 18px rgba(200,255,46,.16)}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px);box-shadow:var(--glow-accent)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border:1px solid var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.btn-text{height:auto;padding:0;color:var(--accent);font-weight:700;font-size:15px;position:relative}
.btn-text::after{content:"";position:absolute;left:0;bottom:-3px;height:1px;width:100%;background:var(--accent);transform:scaleX(.6);transform-origin:left;transition:transform 220ms var(--ease)}
.btn-text:hover::after{transform:scaleX(1)}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:
    linear-gradient(90deg,rgba(7,8,9,.94) 0%,rgba(7,8,9,.82) 52%,rgba(10,12,15,.9) 100%),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 40%,rgba(10,12,15,.92) 100%);
}
.page-hero .container{position:relative;z-index:2}
.hero-inner{
  display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;
  padding:64px 0 72px;
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-mute);margin-bottom:22px}
.breadcrumb a{color:var(--text-dim)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:var(--text-mute)}
.page-hero h1{font-size:40px;line-height:1.2;font-weight:800;letter-spacing:-.02em;margin-top:14px}
.page-hero h1 em{font-style:normal;color:var(--accent)}
.hero-lead{margin-top:16px;font-size:16.5px;color:var(--text-dim);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.chip{
  display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 15px;
  border:1px solid var(--line-strong);border-radius:var(--r-pill);
  font-size:13.5px;color:var(--text-dim);background:rgba(255,255,255,.02);
  transition:all 220ms var(--ease);
}
.chip:hover{color:var(--accent);border-color:var(--accent);background:rgba(200,255,46,.07)}
.chip.is-on{color:#0A0C0F;background:var(--accent);border-color:var(--accent);font-weight:700}
.hero-board{
  background:linear-gradient(180deg,var(--panel),#0E1216);
  border:1px solid var(--line-strong);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-card);
}
.board-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.board-title{font-size:14px;font-weight:700;letter-spacing:.04em;color:var(--text-dim)}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;height:26px;padding:0 11px;border-radius:var(--r-pill);
  background:rgba(255,122,47,.12);color:var(--accent-2);font-size:12px;font-weight:700;
}
.live-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-2);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(255,122,47,.5)}50%{opacity:.55;box-shadow:0 0 0 6px rgba(255,122,47,0)}}
.board-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.07)}
.board-row:last-of-type{border-bottom:0}
.board-row .label{font-size:13.5px;color:var(--text-dim)}
.board-row .value{font-size:20px;font-variant-numeric:tabular-nums;font-weight:800;color:var(--text)}
.board-row .value small{font-size:12px;color:var(--text-mute);font-weight:600;margin-left:4px}
.board-foot{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--text-mute)}

/* ---------- stat strip ---------- */
.stat-strip{
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(18,22,27,.9),rgba(10,12,15,.6));
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-cell{padding:28px 24px;position:relative}
.stat-cell + .stat-cell::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:1px;
  background:linear-gradient(180deg,transparent,rgba(200,255,46,.45),transparent);
}
.stat-cell .k{font-size:12.5px;color:var(--text-mute);letter-spacing:.08em}
.stat-cell .v{font-size:32px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.2;margin-top:6px}
.stat-cell .v em{font-style:normal;font-size:14px;color:var(--text-dim);margin-left:5px;font-weight:600}
.stat-cell .d{font-size:13px;color:var(--text-dim);margin-top:4px}

/* ---------- rank table ---------- */
.panel{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px;
}
.table-tools{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}
.seg{display:inline-flex;padding:4px;background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-pill);gap:4px}
.seg button{
  height:32px;padding:0 16px;border-radius:var(--r-pill);font-size:13.5px;color:var(--text-dim);
  transition:all 220ms var(--ease);
}
.seg button:hover{color:var(--text)}
.seg button.is-on{background:var(--accent);color:#0A0C0F;font-weight:700}
.table-note{font-size:12.5px;color:var(--text-mute)}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.rank{width:100%;border-collapse:collapse;min-width:720px}
table.rank caption{text-align:left;font-size:13px;color:var(--text-mute);padding-bottom:12px}
table.rank thead th{
  font-size:12.5px;font-weight:700;color:var(--text-mute);letter-spacing:.08em;
  text-align:left;padding:12px 14px;border-bottom:1px solid var(--line-strong);white-space:nowrap;
}
table.rank tbody td{
  padding:16px 14px;border-bottom:1px solid var(--line);font-size:14.5px;vertical-align:middle;
}
table.rank tbody tr{transition:background 220ms var(--ease)}
table.rank tbody tr:hover{background:rgba(255,255,255,.04)}
table.rank tbody tr:hover .team-name{color:var(--accent)}
.rank-no{
  width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-sm);border:1px solid var(--line-strong);
  font-variant-numeric:tabular-nums;font-weight:800;font-size:14px;color:var(--text-dim);
}
.rank-no.top{background:rgba(200,255,46,.12);border-color:rgba(200,255,46,.5);color:var(--accent)}
.team-name{font-weight:700;font-size:15px;transition:color 220ms var(--ease)}
.team-sub{display:block;font-size:12px;color:var(--text-mute);font-weight:400;margin-top:2px}
.bar{position:relative;height:8px;width:100%;min-width:120px;border-radius:var(--r-pill);background:rgba(255,255,255,.07);overflow:hidden}
.bar i{position:absolute;left:0;top:0;bottom:0;border-radius:var(--r-pill);background:linear-gradient(90deg,rgba(200,255,46,.55),var(--accent));display:block}
.pct{font-variant-numeric:tabular-nums;font-weight:800;font-size:15px}
.form-dots{display:inline-flex;gap:4px}
.form-dots span{
  width:20px;height:20px;border-radius:5px;display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:800;
}
.form-dots .w{background:rgba(200,255,46,.16);color:var(--accent)}
.form-dots .l{background:rgba(255,77,94,.14);color:var(--danger)}
.state-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);font-size:12px;color:var(--text-dim);
}
.state-tag.up{color:var(--accent);border-color:rgba(200,255,46,.4)}
.state-tag.down{color:var(--accent-2);border-color:rgba(255,122,47,.4)}
.tag-info{color:var(--info);border-color:rgba(77,212,232,.35)}

/* ---------- metric cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.metric-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;transition:transform 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.metric-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:var(--glow-accent)}
.metric-card .m-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.metric-card h3{font-size:17px;font-weight:700}
.metric-card .m-num{font-size:30px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--accent);margin-top:14px;line-height:1.2}
.metric-card .m-num small{font-size:13px;color:var(--text-dim);margin-left:4px;font-weight:600}
.metric-card p{font-size:14px;color:var(--text-dim);margin-top:10px;line-height:1.75}
.metric-card .m-bar{margin-top:16px}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);font-size:12px;color:var(--text-dim);background:rgba(255,255,255,.02);
}

/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.media{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.checklist{margin-top:26px;display:grid;gap:14px}
.checklist li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text-dim)}
.checklist li::before{
  content:"";flex:0 0 auto;width:9px;height:9px;margin-top:9px;border-radius:2px;background:var(--accent);
  box-shadow:0 0 10px rgba(200,255,46,.5);
}
.checklist li b{color:var(--text);font-weight:700}

/* ---------- flow ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:12px}
.flow-item{
  position:relative;background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;transition:border-color 220ms var(--ease),transform 220ms var(--ease);
}
.flow-item:hover{border-color:var(--accent);transform:translateY(-3px)}
.flow-item .idx{
  width:30px;height:30px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:6px;background:rgba(200,255,46,.12);border:1px solid rgba(200,255,46,.4);
  color:var(--accent);font-weight:800;font-size:13px;font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:16px;margin-top:14px;font-weight:700}
.flow-item p{font-size:13.5px;color:var(--text-dim);margin-top:8px;line-height:1.75}

/* ---------- faq ---------- */
.faq-wrap{max-width:920px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel);margin-bottom:12px;overflow:hidden;transition:border-color 220ms var(--ease)}
.faq-item[open]{border-color:rgba(200,255,46,.45)}
.faq-item summary{
  display:flex;align-items:center;gap:14px;min-height:56px;padding:14px 20px;
  font-size:15.5px;font-weight:600;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .q-idx{
  width:22px;height:22px;flex:0 0 auto;border-radius:5px;background:rgba(200,255,46,.14);
  color:var(--accent);font-size:11.5px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.faq-item summary .plus{margin-left:auto;color:var(--text-dim);font-size:20px;line-height:1;transition:color 220ms var(--ease)}
.faq-item[open] summary .plus{color:var(--accent)}
.faq-item .answer{
  padding:0 20px 20px 56px;font-size:15px;line-height:1.8;color:var(--text-dim);
  position:relative;
}
.faq-item .answer::before{content:"";position:absolute;left:26px;top:2px;bottom:22px;width:3px;border-radius:2px;background:var(--accent)}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid rgba(200,255,46,.35);border-radius:var(--r-lg);
  background:
    radial-gradient(600px 220px at 12% 0%,rgba(200,255,46,.12),transparent 70%),
    linear-gradient(180deg,#12171C,#0C1013);
  padding:48px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  box-shadow:0 0 40px rgba(200,255,46,.07);
}
.cta-band h2{font-size:28px;line-height:1.3;font-weight:700}
.cta-band p{color:var(--text-dim);margin-top:12px;font-size:15px}
.sub-form{display:flex;gap:12px}
.sub-form input{
  flex:1 1 auto;height:48px;padding:0 16px;border-radius:10px;
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.sub-form input::placeholder{color:var(--text-mute)}
.sub-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,255,46,.14)}
.sub-form input.is-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(255,77,94,.14)}
.sub-form .btn{height:48px;padding:0 26px}
.form-tip{font-size:12.5px;color:var(--text-mute);margin-top:12px}
.form-tip.err{color:var(--danger)}
.form-tip.ok{color:var(--accent)}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand p{font-size:13.5px;color:var(--text-dim);margin-top:18px;max-width:340px;line-height:1.8}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.04em;margin-bottom:16px;color:var(--text)}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:13.5px;color:var(--text-dim)}
.footer-col a{color:var(--text-dim)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding:22px 0 28px;font-size:12.5px;color:var(--text-mute);
}
.fb-links{display:flex;gap:20px}
.fb-links a{color:var(--text-mute)}
.fb-links a:hover{color:var(--accent)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:52px 0 60px}
  .page-hero h1{font-size:34px}
  .split{grid-template-columns:1fr;gap:36px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr;gap:32px}
}
@media (max-width:900px){
  :root{--gutter:20px}
  .nav-toggle{display:block}
  .nav{
    position:fixed;inset:68px 0 auto 0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(7,8,9,.98);
    -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    padding:16px 20px 26px;
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:opacity 220ms var(--ease),transform 220ms var(--ease),visibility 220ms;
    max-height:calc(100vh - 68px);overflow-y:auto;
  }
  .nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{display:block;font-size:18px;padding:14px 12px 14px 16px;color:var(--text)}
  .nav-link::after{left:0;right:auto;top:12px;bottom:12px;width:3px;height:auto;transform:scaleY(0);transform-origin:top}
  .nav-link.is-active::after{transform:scaleY(1);left:0;box-shadow:0 0 12px rgba(200,255,46,.6)}
  .nav-cta{margin-top:18px;width:100%}
  .section{padding:72px 0}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-cell + .stat-cell::before{display:none}
  .stat-cell:nth-child(odd){padding-left:0}
  .stat-cell{border-top:1px solid var(--line)}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-top:0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
}
@media (max-width:768px){
  :root{--gutter:16px}
  .page-hero h1{font-size:28px}
  .hero-lead{font-size:15px}
  .section{padding:56px 0}
  .section-head h2,.cta-band h2{font-size:22px}
  .grid-3{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .stat-cell .v{font-size:26px}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
  .site-footer{margin-top:56px;padding-top:44px}
  .cta-band{padding:26px}
  .faq-item .answer{padding-left:20px}
  .faq-item .answer::before{display:none}
  .board-row .value{font-size:18px}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .stat-grid{grid-template-columns:1fr}
  .stat-cell{padding:20px 0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fb-links{flex-wrap:wrap;gap:14px}
  .panel{padding:18px}
  .logo-main{font-size:15px}
}

/* roulang page: category5 */
:root{
  --bg:#0A0C0F;
  --bg-deep:#070809;
  --panel:#12161B;
  --panel-2:#171C22;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#EDF1F5;
  --text-dim:#9AA6B2;
  --text-mute:#64707D;
  --accent:#C8FF2E;
  --accent-2:#FF7A2F;
  --info:#4DD4E8;
  --danger:#FF4D5E;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-card:0 12px 32px rgba(0,0,0,.45);
  --glow-accent:0 0 0 1px rgba(200,255,46,.35),0 0 28px rgba(200,255,46,.18);
  --container:1240px;
  --gutter:24px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.nav-open{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),opacity .22s var(--ease);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.3;font-weight:700;letter-spacing:.01em;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(200,255,46,.28);color:#fff;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter);}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{font-size:28px;}
.section-head .head-sub{color:var(--text-dim);font-size:15px;margin-top:10px;max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.18em;color:var(--accent);text-transform:uppercase;font-weight:700;margin-bottom:16px;}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);display:inline-block;}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(10,12,15,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:background .22s var(--ease);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:30px;height:26px;border:1px solid var(--line-strong);border-radius:6px;
  position:relative;overflow:hidden;background:var(--panel-2);flex:0 0 auto;
}
.logo-mark::before{
  content:"";position:absolute;inset:-6px -12px;
  background:var(--accent);opacity:.9;
  clip-path:polygon(38% 0,100% 0,62% 100%,0 100%);
  transform:skewX(-8deg);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-main{font-size:15px;font-weight:700;letter-spacing:.02em;color:var(--text);}
.logo-sub{font-size:10px;letter-spacing:.16em;color:var(--text-mute);margin-top:3px;}
.nav{display:flex;align-items:center;gap:20px;}
.nav-list{display:flex;align-items:center;gap:2px;}
.nav-link{
  position:relative;display:inline-block;padding:9px 13px;
  font-size:15px;color:var(--text-dim);border-radius:var(--r-sm);
}
.nav-link::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left center;
  transition:transform .2s var(--ease);border-radius:2px;
}
.nav-link:hover{color:var(--accent);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--accent);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);box-shadow:0 0 12px rgba(200,255,46,.55);}
.nav-toggle{
  display:none;width:44px;height:38px;border:1px solid var(--line-strong);
  border-radius:var(--r-sm);position:relative;background:var(--panel);
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--text);
  border-radius:2px;transform:translateX(-50%);transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none;}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{transform:rotate(45deg);top:0;}
.nav-toggle[aria-expanded="true"] span::after{transform:rotate(-45deg);top:0;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{background:var(--accent);color:#0A0C0F;}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px);box-shadow:var(--glow-accent);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border:1px solid var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 页面头 ---------- */
.page-hero{
  position:relative;padding:64px 0 56px;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,9,.82) 0%,rgba(7,8,9,.9) 55%,rgba(10,12,15,.98) 100%);
}
.page-hero::after{
  content:"";position:absolute;right:-60px;top:-40px;width:320px;height:320px;
  border:1px solid rgba(200,255,46,.18);transform:rotate(12deg);border-radius:32px;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-mute);margin-bottom:22px;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-dim);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:var(--text-mute);}
.breadcrumb .current{color:var(--text-dim);}
.page-hero h1{
  font-size:40px;font-weight:800;line-height:1.2;letter-spacing:.01em;max-width:900px;
}
.page-hero .hero-lead{color:var(--text-dim);font-size:17px;margin-top:18px;max-width:720px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:rgba(23,28,34,.7);
  font-size:13px;color:var(--text-dim);
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.tag:hover{color:var(--accent);border-color:rgba(200,255,46,.5);background:rgba(200,255,46,.06);}
.tag.is-on{color:#0A0C0F;background:var(--accent);border-color:var(--accent);font-weight:700;}
.tag .dot{width:6px;height:6px;border-radius:50%;background:var(--info);display:inline-block;}

/* ---------- 通栏封面 ---------- */
.cover-story{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);}
.cover-media{position:relative;height:clamp(300px,40vw,440px);}
.cover-media img{width:100%;height:100%;object-fit:cover;}
.cover-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,9,.1) 0%,rgba(7,8,9,.55) 52%,rgba(7,8,9,.94) 100%);
}
.cover-body{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:32px;display:flex;flex-direction:column;gap:14px;max-width:860px;
}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 12px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:rgba(18,22,27,.8);
  font-size:12px;color:var(--text-dim);letter-spacing:.02em;
}
.badge-live{background:rgba(255,122,47,.12);border-color:rgba(255,122,47,.4);color:var(--accent-2);}
.badge-live .pulse{width:7px;height:7px;border-radius:50%;background:var(--accent-2);animation:breathe 2s infinite;}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.8);}}
.badge-accent{background:rgba(200,255,46,.1);border-color:rgba(200,255,46,.4);color:var(--accent);}
.cover-body h2{font-size:30px;line-height:1.25;}
.cover-body p{color:var(--text-dim);font-size:15px;max-width:680px;}
.cover-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:var(--text-mute);}

/* ---------- 杂志布局 ---------- */
.mag-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:44px;align-items:start;}
.brief-list{display:flex;flex-direction:column;}
.brief-item{
  display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;
  padding:26px 0;border-bottom:1px solid var(--line);
  transition:background .22s var(--ease);
}
.brief-item:first-child{padding-top:0;}
.brief-index{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;font-weight:800;font-size:15px;color:var(--accent);
  background:var(--panel);transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.brief-item:hover .brief-index{border-color:rgba(200,255,46,.55);box-shadow:var(--glow-accent);}
.brief-item h3{font-size:19px;margin-bottom:8px;transition:color .22s var(--ease);}
.brief-item:hover h3{color:var(--accent);}
.brief-item p{color:var(--text-dim);font-size:14px;line-height:1.75;margin-bottom:12px;}
.brief-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:12px;color:var(--text-mute);align-items:center;}
.brief-meta .chip{
  border:1px solid var(--line);border-radius:var(--r-pill);padding:2px 10px;color:var(--text-dim);font-size:12px;
}
.side-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;margin-bottom:20px;
}
.side-card h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:3px;height:15px;background:var(--accent);border-radius:2px;display:inline-block;}
.cloud{display:flex;flex-wrap:wrap;gap:9px;}
.cloud a{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:var(--panel-2);font-size:13px;color:var(--text-dim);
  transition:color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.cloud a:hover{color:var(--accent);border-color:rgba(200,255,46,.5);transform:translateY(-2px);}
.cloud a .n{font-size:11px;color:var(--text-mute);font-variant-numeric:tabular-nums;}
.hot-list li{border-bottom:1px solid var(--line);padding:12px 0;}
.hot-list li:last-child{border-bottom:0;padding-bottom:0;}
.hot-list li:first-child{padding-top:0;}
.hot-list a{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--text-dim);}
.hot-list a:hover{color:var(--accent);}
.hot-list .idx{font-variant-numeric:tabular-nums;font-weight:800;color:var(--accent);font-size:13px;flex:0 0 auto;}
.side-note{font-size:13px;color:var(--text-mute);line-height:1.7;}

/* ---------- 选题三卡 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.topic-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.topic-card:hover{transform:translateY(-3px);border-color:rgba(200,255,46,.5);box-shadow:var(--glow-accent);}
.topic-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);}
.topic-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.topic-card:hover .thumb img{transform:scale(1.04);}
.topic-card .body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.topic-card h3{font-size:18px;transition:color .22s var(--ease);}
.topic-card:hover h3{color:var(--accent);}
.topic-card p{font-size:14px;color:var(--text-dim);line-height:1.7;}
.topic-card .meta{margin-top:auto;padding-top:12px;display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--text-mute);}
.link-text{color:var(--accent);font-size:14px;font-weight:600;border-bottom:1px solid transparent;}
.link-text:hover{border-color:var(--accent);}

/* ---------- 深读图文 ---------- */
.deep-read{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center;}
.deep-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:var(--panel-2);}
.deep-media img{width:100%;height:100%;object-fit:cover;}
.deep-text h2{font-size:28px;margin-bottom:18px;}
.deep-text p{color:var(--text-dim);font-size:15px;margin-bottom:16px;}
.check-list{display:flex;flex-direction:column;gap:12px;margin-top:8px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text-dim);}
.check-list li::before{
  content:"";flex:0 0 auto;width:8px;height:8px;margin-top:9px;background:var(--accent);
  border-radius:2px;transform:rotate(45deg);
}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel);
  overflow:hidden;
}
.stat-item{padding:26px 24px;position:relative;}
.stat-item + .stat-item::before{
  content:"";position:absolute;left:0;top:22%;height:56%;width:1px;
  background:linear-gradient(180deg,transparent,rgba(200,255,46,.55),transparent);
}
.stat-item .value{font-size:30px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.1;}
.stat-item .label{font-size:13px;color:var(--text-dim);margin-top:8px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s var(--ease);
}
.faq-item[open]{border-color:rgba(200,255,46,.42);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px 18px 52px;
  position:relative;font-size:16px;font-weight:600;color:var(--text);
  display:flex;align-items:center;min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";position:absolute;left:22px;top:50%;transform:translateY(-50%) rotate(45deg);
  width:9px;height:9px;background:var(--accent);border-radius:2px;
}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;color:var(--accent);font-weight:400;line-height:1;
}
.faq-item[open] summary::after{content:"−";}
.faq-item .answer{
  padding:0 22px 20px 52px;color:var(--text-dim);font-size:15px;line-height:1.8;
  border-left:3px solid transparent;
}
.faq-item[open] .answer{border-left-color:var(--accent);margin-left:22px;padding-left:30px;}

/* ---------- 订阅 CTA ---------- */
.cta-panel{
  position:relative;border:1px solid rgba(200,255,46,.4);border-radius:var(--r-lg);
  background:linear-gradient(135deg,rgba(200,255,46,.07),rgba(18,22,27,.9) 55%);
  padding:52px;overflow:hidden;
  box-shadow:0 0 0 1px rgba(200,255,46,.12),0 0 60px rgba(200,255,46,.08);
}
.cta-panel::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:280px;height:280px;
  border:1px solid rgba(200,255,46,.2);border-radius:50%;pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;}
.cta-inner h2{font-size:28px;margin-bottom:14px;}
.cta-inner p{color:var(--text-dim);font-size:15px;}
.sub-form{display:flex;gap:12px;}
.sub-form input{
  flex:1;min-width:0;height:48px;padding:0 16px;border-radius:10px;
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);font-size:15px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.sub-form input::placeholder{color:var(--text-mute);}
.sub-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,255,46,.15);}
.sub-form input.is-error{border-color:var(--danger);}
.form-hint{font-size:12px;color:var(--text-mute);margin-top:12px;}
.form-msg{font-size:13px;margin-top:12px;min-height:20px;color:var(--accent);}
.form-msg.error{color:var(--danger);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid var(--line);}
.footer-brand p{color:var(--text-dim);font-size:14px;line-height:1.8;margin-top:18px;max-width:340px;}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-dim);}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:24px;flex-wrap:wrap;font-size:13px;color:var(--text-mute);}
.fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.fb-links a:hover{color:var(--accent);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:72px 0;}
  .mag-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .deep-read{grid-template-columns:1fr;gap:32px;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .page-hero h1{font-size:34px;}
}
@media (max-width:900px){
  .nav-toggle{display:block;}
  .nav{
    position:fixed;inset:68px 0 0 0;z-index:110;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(7,8,9,.98);
    padding:24px var(--gutter) 40px;
    transform:translateX(100%);opacity:0;pointer-events:none;
    transition:transform .28s var(--ease),opacity .28s var(--ease);
    overflow-y:auto;
  }
  .nav.is-open{transform:translateX(0);opacity:1;pointer-events:auto;}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;width:100%;}
  .nav-link{
    display:block;font-size:18px;padding:14px 16px;border-radius:var(--r-sm);
    border-left:3px solid transparent;
  }
  .nav-link::after{display:none;}
  .nav-link.is-active{border-left-color:var(--accent);background:rgba(200,255,46,.06);}
  .nav-cta{margin-top:24px;width:100%;}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-item:nth-child(3)::before{display:none;}
  .stat-item:nth-child(odd)::before{display:none;}
}
@media (max-width:768px){
  :root{--gutter:16px;}
  .section{padding:56px 0;}
  .nav-wrap{height:60px;}
  .nav{inset:60px 0 0 0;}
  .logo-main{font-size:14px;}
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:26px;line-height:1.3;}
  .page-hero .hero-lead{font-size:15px;}
  .section-head h2{font-size:22px;}
  .cover-body{padding:20px;gap:10px;}
  .cover-body h2{font-size:20px;}
  .cover-body p{font-size:14px;}
  .topic-grid{grid-template-columns:minmax(0,1fr);}
  .brief-item{grid-template-columns:40px minmax(0,1fr);gap:14px;padding:20px 0;}
  .brief-index{width:36px;height:36px;border-radius:10px;font-size:14px;}
  .brief-item h3{font-size:17px;}
  .deep-text h2{font-size:22px;}
  .cta-panel{padding:28px 20px;}
  .cta-inner h2{font-size:22px;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .faq-item summary{font-size:15px;padding:16px 44px 16px 46px;}
  .faq-item summary::before{left:18px;}
  .faq-item summary::after{right:18px;}
  .faq-item .answer{padding:0 18px 18px 18px;}
  .faq-item[open] .answer{margin-left:18px;padding-left:18px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media (max-width:520px){
  .stat-strip{grid-template-columns:1fr;}
  .stat-item + .stat-item::before{display:none;}
  .stat-item{border-top:1px solid var(--line);}
  .stat-item:first-child{border-top:0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .tag-row{gap:8px;}
  .tag{font-size:12px;padding:6px 12px;}
  .badge{font-size:11px;}
  .cover-meta{font-size:12px;gap:12px;}
}