/* roulang page: index */
:root{
  --bg-base:#05070F;
  --bg-layer:#0A1020;
  --brand-blue:#3A6BFF;
  --brand-violet:#7C5CFF;
  --brand-cyan:#35E1D0;
  --text-main:#E9EEFF;
  --text-sub:#9AA8C7;
  --text-weak:#6B7896;
  --glass:rgba(255,255,255,0.045);
  --glass-strong:rgba(255,255,255,0.07);
  --line:rgba(122,160,255,0.16);
  --line-strong:rgba(122,160,255,0.28);
  --ok:#35E1D0;
  --warn:#FFC46B;
  --err:#FF6B81;
  --radius-s:8px;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-panel:24px;
  --shadow-1:0 4px 16px rgba(0,0,0,0.35);
  --shadow-2:0 12px 32px rgba(0,0,0,0.45);
  --glow:0 0 0 1px rgba(58,107,255,0.5),0 8px 28px rgba(58,107,255,0.38);
  --gap-1:8px;
  --gap-2:16px;
  --gap-3:24px;
  --gap-4:32px;
  --gap-5:48px;
  --gap-6:64px;
  --gap-7:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-main);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",Inter,Manrope,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-blue);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--brand-cyan);}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid var(--brand-cyan);outline-offset:2px;border-radius:4px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 28px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,#3A6BFF 0%,#7C5CFF 100%);
  color:#FFFFFF;
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);color:#FFFFFF;box-shadow:0 0 0 1px rgba(58,107,255,0.65),0 10px 34px rgba(58,107,255,0.5);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:var(--glass);
  border-color:var(--line);
  color:#C9D6FF;
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:var(--glass-strong);border-color:var(--line-strong);color:#E9EEFF;}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:44px;
  color:var(--brand-blue);
  font-weight:600;
  font-size:15.5px;
}
.btn-text::after{content:"→";transition:transform .2s ease-out;}
.btn-text:hover{color:var(--brand-cyan);}
.btn-text:hover::after{transform:translateX(4px);}
.btn-lg{min-height:52px;padding:0 34px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(5,7,15,0.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.brand-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--gap-3);
  min-height:72px;
}
.site-logo{display:inline-flex;align-items:center;gap:12px;color:var(--text-main);}
.site-logo:hover{color:var(--text-main);}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;
  border-radius:50%;
  background:radial-gradient(circle at 32% 28%,rgba(53,225,208,0.85),rgba(58,107,255,0.5) 46%,rgba(124,92,255,0.32) 100%);
  border:1px solid rgba(122,160,255,0.42);
  display:flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:22px;height:22px;}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-text strong{font-size:17px;font-weight:700;letter-spacing:.2px;}
.logo-text span{font-size:12px;color:var(--text-weak);letter-spacing:2px;}
.logo-text-short{display:none;}
.brand-tools{display:flex;align-items:center;gap:var(--gap-3);}
.brand-search{
  display:flex;align-items:center;gap:8px;
  height:44px;padding:0 18px;
  min-width:230px;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.brand-search input{
  flex:1;border:0;background:transparent;outline:none;
  font-size:15px;color:var(--text-main);
}
.brand-search input::placeholder{color:var(--text-weak);}
.brand-search:focus-within{border-color:var(--brand-blue);box-shadow:0 0 0 3px rgba(58,107,255,0.22);}
.brand-search svg{width:17px;height:17px;flex:0 0 17px;stroke:var(--text-weak);}
.brand-tools .btn{min-height:44px;padding:0 22px;font-size:15px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:12px;
  cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#C9D6FF;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#C9D6FF;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.channel-bar{border-top:1px solid rgba(122,160,255,0.08);}
.channel-scroll{
  display:flex;align-items:center;gap:6px;
  overflow-x:auto;
  padding:6px 0 10px;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:38px;padding:0 18px;
  border-radius:var(--radius-pill);
  font-size:15px;font-weight:500;color:var(--text-sub);
  white-space:nowrap;
  transition:background-color .2s ease-out,color .2s ease-out;
}
.channel-link:hover{background:var(--glass);color:var(--text-main);}
.channel-link.is-active{color:var(--text-main);font-weight:600;}
.channel-link.is-active::after{
  content:"";position:absolute;left:18px;right:18px;bottom:2px;height:2px;
  background:linear-gradient(135deg,#3A6BFF,#7C5CFF);
  border-radius:2px;
  box-shadow:0 0 10px rgba(58,107,255,0.7);
}
.channel-more{margin-left:auto;font-size:14px;color:var(--text-weak);padding-right:4px;}

.mobile-drawer{
  display:none;
  position:fixed;inset:72px 0 0 0;
  z-index:70;
  background:rgba(5,7,15,0.96);
  backdrop-filter:blur(18px);
  padding:32px 24px 48px;
  flex-direction:column;
  gap:8px;
}
.mobile-drawer.is-open{display:flex;}
.mobile-drawer a{
  font-size:20px;font-weight:600;color:var(--text-main);
  padding:14px 4px;border-bottom:1px solid rgba(122,160,255,0.1);
}
.mobile-drawer .btn{margin-top:24px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  background-image:linear-gradient(100deg,rgba(5,7,15,0.96) 0%,rgba(5,7,15,0.82) 45%,rgba(5,7,15,0.62) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(233,238,255,0.5) 1px,transparent 1px);
  background-size:52px 52px;
  opacity:0.05;
  pointer-events:none;
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr 0.85fr;
  gap:var(--gap-6);
  align-items:center;
  padding:88px 0 56px;
}
.hero-title{
  font-size:52px;
  line-height:1.25;
  font-weight:700;
  letter-spacing:-0.5px;
}
.hero-title em{
  font-style:normal;
  background:linear-gradient(135deg,#3A6BFF,#35E1D0);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  margin-top:20px;
  font-size:19px;
  color:var(--text-sub);
  max-width:32em;
  line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px;}
.hero-card{
  background:var(--glass-strong);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-panel);
  padding:24px;
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow-2);
}
.hero-card-cover{
  border-radius:var(--radius-card);
  overflow:hidden;
  aspect-ratio:16/10;
  margin-bottom:20px;
}
.hero-card-cover img{width:100%;height:100%;object-fit:cover;}
.hero-card h2{
  font-size:18px;
  font-weight:600;
  margin-bottom:14px;
}
.hero-points{display:flex;flex-direction:column;gap:12px;}
.hero-points li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--text-sub);line-height:1.7;
}
.hero-points li::before{
  content:"";flex:0 0 7px;width:7px;height:7px;margin-top:9px;
  border-radius:50%;background:var(--brand-cyan);
  box-shadow:0 0 10px rgba(53,225,208,0.8);
}
.hero-card .btn-text{margin-top:16px;}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:var(--gap-3);
  padding:28px 0 44px;
  border-top:1px solid rgba(122,160,255,0.12);
}
.stat-num{
  font-size:30px;font-weight:700;color:var(--brand-cyan);
  font-family:Inter,Manrope,"PingFang SC",sans-serif;
  line-height:1.2;
}
.stat-label{font-size:14px;color:var(--text-weak);margin-top:4px;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--bg-layer);}
.section-head{max-width:720px;margin-bottom:48px;}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  border-radius:var(--radius-pill);
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--brand-cyan);
  font-size:13px;font-weight:600;
  letter-spacing:.5px;
  margin-bottom:16px;
}
.section-title{font-size:34px;font-weight:700;line-height:1.35;}
.section-desc{margin-top:16px;color:var(--text-sub);font-size:16.5px;}

/* ---------- 价值主张 ---------- */
.value-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr;
  grid-template-rows:auto auto;
  gap:var(--gap-3);
}
.value-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.value-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-2);}
.value-card-lg{grid-row:span 2;display:flex;flex-direction:column;gap:18px;}
.value-icon{
  width:44px;height:44px;border-radius:12px;
  background:rgba(58,107,255,0.14);
  border:1px solid rgba(58,107,255,0.32);
  display:flex;align-items:center;justify-content:center;
}
.value-icon svg{width:22px;height:22px;stroke:var(--brand-blue);}
.value-card h3{font-size:22px;font-weight:600;}
.value-card-lg h3{font-size:26px;}
.value-card p{color:var(--text-sub);font-size:16px;}
.value-list{margin-top:auto;display:flex;flex-direction:column;gap:10px;}
.value-list li{
  font-size:15px;color:var(--text-sub);
  padding-left:18px;position:relative;
}
.value-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:2px;background:var(--brand-cyan);border-radius:2px;
}

/* ---------- Bento 功能分组 ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  border-top:1px solid var(--line);
}
.bento-item{
  padding:32px 28px;
  border-bottom:1px solid var(--line);
  border-right:1px solid var(--line);
  transition:background-color .2s ease-out;
}
.bento-item:hover{background:rgba(255,255,255,0.025);}
.bento-item.wide{grid-column:span 2;}
.bento-item.last{border-right:0;}
.bento-item h3{
  font-size:19px;font-weight:600;margin:16px 0 10px;
}
.bento-item p{color:var(--text-sub);font-size:15.5px;}
.bento-icon svg{width:26px;height:26px;stroke:var(--brand-violet);}
.bento-item.wide .bento-icon svg{stroke:var(--brand-cyan);}

/* ---------- 使用场景 ---------- */
.scene{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap-6);align-items:center;margin-bottom:72px;}
.scene:last-child{margin-bottom:0;}
.scene.reverse .scene-media{order:2;}
.scene-media{
  border-radius:var(--radius-panel);
  overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:16/10;
  box-shadow:var(--shadow-1);
}
.scene-media img{width:100%;height:100%;object-fit:cover;}
.scene-body h3{font-size:26px;font-weight:700;margin-bottom:14px;}
.scene-body p{color:var(--text-sub);font-size:16.5px;margin-bottom:12px;}
.scene-wide{
  display:grid;
  grid-template-columns:1fr;
  gap:28px;
  margin-top:24px;
}
.scene-wide .scene-media{aspect-ratio:21/9;}

/* ---------- 成功案例（错位） ---------- */
.case-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:var(--gap-5);
}
.case-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.case-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-2);}
.case-card.offset{margin-top:36px;}
.case-cover{aspect-ratio:16/10;overflow:hidden;}
.case-cover img{width:100%;height:100%;object-fit:cover;}
.case-body{padding:26px;}
.case-body h3{font-size:20px;font-weight:600;margin-bottom:12px;}
.case-body p{color:var(--text-sub);font-size:15.5px;}
.case-metric{
  margin-top:18px;padding-top:18px;
  border-top:1px solid rgba(122,160,255,0.14);
  display:flex;align-items:baseline;gap:10px;
}
.case-metric strong{
  font-size:26px;color:var(--brand-cyan);font-weight:700;
  font-family:Inter,Manrope,sans-serif;
}
.case-metric span{font-size:14px;color:var(--text-weak);}

/* ---------- 方案 ---------- */
.plan-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:var(--gap-3);
  align-items:start;
}
.plan{
  position:relative;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:32px 28px;
  display:flex;flex-direction:column;gap:20px;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.plan.is-featured{
  margin-top:-24px;
  padding-bottom:56px;
  background:var(--glass-strong);
  border-color:transparent;
  box-shadow:var(--glow);
}
.plan.is-featured::before{
  content:"";
  position:absolute;inset:0;border-radius:var(--radius-card);
  padding:1px;
  background:linear-gradient(135deg,#3A6BFF,#7C5CFF);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  pointer-events:none;
}
.plan-badge{
  position:absolute;top:-13px;left:28px;
  height:26px;padding:0 14px;
  display:inline-flex;align-items:center;
  border-radius:var(--radius-pill);
  background:linear-gradient(135deg,#3A6BFF,#7C5CFF);
  color:#FFFFFF;font-size:12.5px;font-weight:600;
  letter-spacing:.5px;
}
.plan h3{font-size:20px;font-weight:600;}
.plan-price{display:flex;align-items:baseline;gap:6px;}
.plan-price strong{
  font-size:40px;font-weight:700;line-height:1;
  font-family:Inter,Manrope,sans-serif;
}
.plan-price span{font-size:14px;color:var(--text-weak);}
.plan-desc{font-size:15px;color:var(--text-sub);}
.plan-list{display:flex;flex-direction:column;gap:12px;}
.plan-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--text-sub);
}
.plan-list li svg{width:16px;height:16px;flex:0 0 16px;margin-top:5px;stroke:var(--brand-cyan);}
.plan .btn{margin-top:auto;width:100%;}

/* ---------- 最新信息（CMS） ---------- */
.section-head-row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:var(--gap-3);
  margin-bottom:40px;
}
.section-head-row .section-head{margin-bottom:0;}
.info-grid{margin-left:-12px;margin-right:-12px;}
.info-cell{padding:0 12px 24px;}
.info-card{
  height:100%;
  display:flex;flex-direction:column;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.info-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-2);}
.info-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:rgba(255,255,255,0.03);}
.info-cover img{width:100%;height:100%;object-fit:cover;}
.info-badge{
  position:absolute;left:14px;top:14px;
  height:26px;padding:0 12px;
  display:inline-flex;align-items:center;
  border-radius:var(--radius-pill);
  background:rgba(5,7,15,0.72);
  border:1px solid rgba(53,225,208,0.4);
  color:var(--brand-cyan);
  font-size:12.5px;font-weight:600;
  backdrop-filter:blur(6px);
}
.info-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.info-title{
  font-size:18px;font-weight:600;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:3.1em;
}
.info-title a{color:var(--text-main);}
.info-title a:hover{color:var(--brand-cyan);}
.info-excerpt{
  font-size:15px;color:var(--text-sub);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  min-height:5.25em;
}
.info-meta{
  margin-top:auto;padding-top:16px;
  border-top:1px solid rgba(122,160,255,0.14);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13.5px;color:var(--text-weak);
}
.info-meta .link-more{font-size:14px;font-weight:600;}
.empty-state{
  min-height:180px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--glass);
  border:1px dashed var(--line-strong);
  border-radius:var(--radius-card);
  color:var(--text-weak);
  text-align:center;
  padding:32px;
}
.empty-state svg{width:34px;height:34px;stroke:var(--text-weak);}
.empty-state p{font-size:15.5px;}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:980px;}
.faq-item{
  position:relative;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:14px;
  padding:0 24px;
  transition:border-color .2s ease-out,background-color .2s ease-out;
}
.faq-item[open]{background:var(--glass-strong);border-color:var(--line-strong);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:64px;
  font-size:16.5px;font-weight:600;
  color:var(--text-main);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  font-size:20px;font-weight:400;color:var(--brand-blue);
  transition:transform .2s ease-out,color .2s ease-out;
}
.faq-item[open] summary::after{content:"–";color:var(--brand-cyan);}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:2px;
  background:var(--brand-cyan);
  border-radius:2px;
  box-shadow:0 0 12px rgba(53,225,208,0.8);
}
.faq-answer{padding:0 0 22px;color:var(--text-sub);font-size:16px;line-height:1.8;max-width:60em;}

/* ---------- 结尾 CTA ---------- */
.cta-panel{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-panel);
  border:1px solid var(--line-strong);
  background-image:linear-gradient(135deg,rgba(5,7,15,0.92),rgba(10,16,32,0.86)),url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  padding:64px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:var(--gap-5);
}
.cta-panel h2{font-size:32px;font-weight:700;max-width:20em;}
.cta-panel p{margin-top:14px;color:var(--text-sub);max-width:34em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  overflow:hidden;
  border-top:1px solid var(--line);
  background:var(--bg-layer);
  padding:64px 0 32px;
  margin-top:96px;
}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(233,238,255,0.4) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:0.05;
  pointer-events:none;
}
.footer-top{
  position:relative;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:var(--gap-5);
  padding-bottom:40px;
  border-bottom:1px solid rgba(122,160,255,0.12);
}
.footer-brand{display:flex;flex-direction:column;gap:16px;}
.footer-brand .site-logo{font-size:17px;}
.footer-brand p{color:var(--text-sub);font-size:15px;max-width:26em;}
.footer-col h3{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-main);}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{color:var(--text-sub);font-size:14.5px;}
.footer-col a:hover{color:var(--brand-cyan);}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;}
.footer-tags span{
  display:inline-flex;align-items:center;
  height:30px;padding:0 14px;
  border-radius:var(--radius-pill);
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--text-sub);font-size:13.5px;
}
.footer-info{
  position:relative;
  display:flex;flex-wrap:wrap;gap:12px 32px;
  padding:26px 0;
  font-size:14px;color:var(--text-weak);
  border-bottom:1px solid rgba(122,160,255,0.12);
}
.footer-bottom{
  position:relative;
  padding-top:24px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13.5px;color:var(--text-weak);
}
.footer-bottom a{color:var(--text-weak);}
.footer-bottom a:hover{color:var(--brand-cyan);}

/* ---------- 响应式 ---------- */
@media (max-width:1240px){
  .hero-inner{gap:var(--gap-5);}
  .hero-title{font-size:46px;}
}
@media (max-width:1024px){
  body{font-size:16px;}
  .section{padding:64px 0;}
  .hero-inner{grid-template-columns:1fr;padding:64px 0 40px;}
  .hero-title{font-size:38px;}
  .hero-sub{font-size:17.5px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);padding:24px 0 36px;}
  .value-grid{grid-template-columns:1fr;}
  .value-card-lg{grid-row:auto;}
  .bento{grid-template-columns:repeat(2,1fr);}
  .bento-item.wide{grid-column:span 2;}
  .bento-item.last{border-right:1px solid var(--line);}
  .scene{grid-template-columns:1fr;gap:var(--gap-4);margin-bottom:56px;}
  .scene.reverse .scene-media{order:0;}
  .case-grid{gap:var(--gap-4);}
  .case-card.offset{margin-top:32px;}
  .plan-grid{grid-template-columns:1fr;gap:var(--gap-3);}
  .plan.is-featured{margin-top:0;padding-bottom:32px;}
  .section-title{font-size:28px;}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:48px 36px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:var(--gap-4);}
  .brand-search{display:none;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .brand-tools .btn{display:none;}
  .nav-toggle{display:flex;}
  .logo-text-full{display:none;}
  .logo-text-short{display:block;}
  .hero-title{font-size:32px;}
  .hero-sub{font-size:16.5px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .bento{grid-template-columns:1fr;}
  .bento-item.wide{grid-column:span 1;}
  .bento-item{border-right:0;padding:26px 20px;}
  .case-grid{grid-template-columns:1fr;}
  .case-card.offset{margin-top:0;}
  .section-title{font-size:24px;}
  .section-desc{font-size:16px;}
  .cta-panel{padding:36px 24px;}
  .cta-panel h2{font-size:24px;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;}
  .faq-item{padding:0 18px;}
  .faq-item summary{font-size:16px;}
  .site-footer{margin-top:56px;padding-top:48px;}
}
@media (max-width:520px){
  .hero-title{font-size:30px;}
  .stat-num{font-size:24px;}
  .plan{padding:26px 20px;}
  .plan-price strong{font-size:34px;}
  .info-body{padding:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .value-card:hover,.case-card:hover,.info-card:hover{transform:none;}
}

/* roulang page: article */
:root{
  --bg:#05070F;
  --bg-2:#0A1020;
  --panel:rgba(255,255,255,.045);
  --panel-strong:rgba(255,255,255,.07);
  --line:rgba(122,160,255,.16);
  --line-strong:rgba(122,160,255,.28);
  --primary:#3A6BFF;
  --secondary:#7C5CFF;
  --accent:#35E1D0;
  --text:#E9EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7896;
  --warn:#FFC46B;
  --danger:#FF6B81;
  --r-sm:8px;
  --r-pill:999px;
  --r-card:18px;
  --r-panel:24px;
  --sh-1:0 4px 16px rgba(0,0,0,.35);
  --sh-2:0 12px 32px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(58,107,255,.5),0 8px 28px rgba(58,107,255,.38);
  --grad:linear-gradient(135deg,#3A6BFF 0%,#7C5CFF 100%);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",Inter,Manrope,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--primary);text-decoration:none;transition:color .2s ease-out}
a:hover{color:var(--accent)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:.01em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

.skip-link{position:absolute;left:-9999px;top:0;z-index:120;background:var(--panel-strong);border:1px solid var(--line-strong);color:var(--text);padding:10px 18px;border-radius:var(--r-pill)}
.skip-link:focus{left:16px;top:16px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
@media(min-width:1440px){.container{max-width:1280px}}
@media(max-width:640px){.container{padding:0 16px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,7,15,.8);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.site-logo{display:flex;align-items:center;gap:12px;color:var(--text);flex:0 0 auto}
.site-logo:hover{color:var(--text)}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 30% 25%,rgba(58,107,255,.38),rgba(124,92,255,.12));
  border:1px solid var(--line-strong);
  box-shadow:0 0 18px rgba(58,107,255,.28);
}
.logo-mark svg{width:24px;height:24px}
.logo-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.logo-text strong{font-size:16px;font-weight:700;letter-spacing:.02em;white-space:nowrap}
.logo-text span{font-size:12px;color:var(--text-3);letter-spacing:.14em}
.logo-text-short{display:none}

.brand-tools{display:flex;align-items:center;gap:14px}
.brand-search{position:relative;display:flex;align-items:center}
.brand-search svg{position:absolute;left:14px;width:18px;height:18px;stroke:var(--text-3);fill:none;stroke-width:1.5;stroke-linecap:round;pointer-events:none}
.brand-search input{
  height:44px;width:238px;padding:0 16px 0 42px;border-radius:var(--r-pill);
  background:var(--panel);border:1px solid var(--line);color:var(--text);
  font-size:14.5px;transition:border-color .2s,box-shadow .2s,background .2s;
}
.brand-search input::placeholder{color:var(--text-3)}
.brand-search input:focus{outline:none;background:var(--panel-strong);border-color:var(--primary);box-shadow:0 0 0 3px rgba(58,107,255,.25)}

.nav-toggle{display:none;width:44px;height:44px;border-radius:14px;background:var(--panel);border:1px solid var(--line);position:relative;cursor:pointer}
.nav-toggle span{position:absolute;left:50%;top:21px;transform:translateX(-50%);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}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.channel-bar{border-top:1px solid rgba(122,160,255,.08)}
.channel-scroll{
  display:flex;align-items:center;gap:8px;
  overflow-x:auto;padding:8px 0 10px;
  scrollbar-width:none;-ms-overflow-style:none;
  -webkit-overflow-scrolling:touch;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  padding:8px 16px;border-radius:var(--r-pill);font-size:14.5px;
  color:var(--text-2);white-space:nowrap;transition:background .2s,color .2s;
}
.channel-link:hover{background:var(--panel);color:var(--text)}
.channel-link.is-active{color:#fff;background:var(--grad);box-shadow:0 6px 18px rgba(58,107,255,.32)}
.channel-more{margin-left:auto;padding-left:20px;font-size:13.5px;color:var(--text-3);white-space:nowrap}

.nav-drawer{position:fixed;inset:0;z-index:100;background:rgba(5,7,15,.97);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);display:none;padding:24px;overflow-y:auto}
.nav-drawer.is-open{display:block}
.nav-drawer-inner{max-width:420px;margin:40px auto 0;display:flex;flex-direction:column;gap:12px}
.drawer-close{align-self:flex-end;width:44px;height:44px;border-radius:var(--r-pill);background:var(--panel);border:1px solid var(--line);color:var(--text);font-size:22px;line-height:1;cursor:pointer}
.drawer-link{padding:16px 20px;border-radius:var(--r-card);background:var(--panel);border:1px solid var(--line);color:var(--text);font-size:18px;font-weight:600}
.drawer-link:hover{background:var(--panel-strong);color:var(--accent)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:0;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease-out,box-shadow .2s ease-out,filter .2s ease-out,background .2s ease-out,color .2s ease-out;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--glow)}
.btn-primary:hover{filter:brightness(1.08);color:#fff;box-shadow:0 0 0 1px rgba(58,107,255,.65),0 10px 34px rgba(58,107,255,.5)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:var(--panel);border:1px solid var(--line-strong);color:var(--primary)}
.btn-ghost:hover{background:var(--panel-strong);color:var(--accent)}
.btn-ghost:active{transform:translateY(1px)}
.btn-lg{height:52px;padding:0 32px;font-size:16px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--primary)}
.text-link::after{content:"→";transition:transform .2s ease-out}
.text-link:hover{color:var(--accent)}
.text-link:hover::after{transform:translateX(4px)}

/* ============ 文章头部 ============ */
.article-hero{position:relative;padding:52px 0 40px;border-bottom:1px solid var(--line);overflow:hidden}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:26px 26px;opacity:.5;pointer-events:none;
}
.article-hero::after{
  content:"";position:absolute;top:-160px;right:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(58,107,255,.22),transparent 68%);pointer-events:none;
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--text-3);margin-bottom:20px}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:var(--text-3);opacity:.6}
.breadcrumb .current{color:var(--text);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-hero h1{
  font-size:38px;line-height:1.32;font-weight:700;max-width:900px;margin-bottom:22px;
  overflow-wrap:anywhere;
}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;font-size:13.5px;color:var(--text-3)}
.badge{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(53,225,208,.1);border:1px solid rgba(53,225,208,.26);
  color:var(--accent);font-size:13px;font-weight:600;white-space:nowrap;
}
.badge-purple{background:rgba(124,92,255,.12);border-color:rgba(124,92,255,.3);color:#B9A8FF}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px rgba(53,225,208,.8)}

/* ============ 正文布局 ============ */
.article-main{padding:56px 0 88px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 268px;gap:48px;align-items:start}
.article-content-wrap{min-width:0}
.back-row{margin-bottom:26px}

.article-body{
  max-width:800px;
  font-size:17px;line-height:1.9;color:var(--text-2);
  overflow-wrap:anywhere;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.4em}
.article-body h2{
  position:relative;margin:48px 0 20px;padding-left:16px;
  font-size:30px;line-height:1.4;font-weight:700;color:var(--text);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:3px;border-radius:3px;
  background:linear-gradient(180deg,#3A6BFF,#35E1D0);
  box-shadow:0 0 12px rgba(58,107,255,.55);
}
.article-body h3{margin:36px 0 14px;font-size:23px;line-height:1.45;font-weight:600;color:var(--text)}
.article-body h4{margin:28px 0 12px;font-size:19px;font-weight:600;color:var(--text)}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.4em}
.article-body li{margin-bottom:.55em;line-height:1.85}
.article-body li::marker{color:var(--primary)}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--accent)}
.article-body img{border-radius:16px;margin:24px auto}
.article-body figure{margin:28px 0}
.article-body figcaption{margin-top:10px;font-size:13px;color:var(--text-3);text-align:center}
.article-body blockquote{
  margin:28px 0;padding:18px 24px;
  background:var(--panel);border-left:3px solid var(--primary);
  border-radius:0 14px 14px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body pre{
  background:var(--bg-2);border:1px solid var(--line);border-radius:14px;
  padding:20px;overflow-x:auto;font-size:14px;line-height:1.7;color:#C9D6FF;
}
.article-body code{
  background:rgba(58,107,255,.13);border-radius:6px;padding:2px 6px;
  font-size:.92em;color:#CFE0FF;
}
.article-body pre code{background:none;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:var(--panel);color:var(--text);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}

.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;padding:40px 24px;text-align:center;
  background:var(--panel);border:1px dashed var(--line-strong);border-radius:var(--r-panel);
}
.empty-state svg{width:44px;height:44px;stroke:var(--text-3);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.empty-state p{margin:0;color:var(--text-2);font-size:16px}

/* ============ 正文底部 ============ */
.article-foot{max-width:800px;margin-top:44px;padding-top:28px;border-top:1px solid var(--line)}
.tag-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.tag-row .label{font-size:13.5px;color:var(--text-3);margin-right:4px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--panel);border:1px solid var(--line);color:var(--text-2);font-size:13px;
  transition:background .2s,color .2s,border-color .2s;
}
.tag:hover{background:var(--panel-strong);border-color:var(--line-strong);color:var(--text)}
.foot-actions{display:flex;flex-wrap:wrap;gap:20px}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 20px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.side-card h2{font-size:16px;font-weight:600;margin-bottom:14px;color:var(--text)}
.side-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.side-list li a{display:block;font-size:14px;color:var(--text-2);line-height:1.6;padding-left:14px;position:relative}
.side-list li a::before{content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;background:var(--line-strong)}
.side-list li a:hover{color:var(--accent)}
.side-note{font-size:13.5px;color:var(--text-3);line-height:1.75;margin:0}

/* ============ 相关推荐 / 频道卡片 ============ */
.related{padding:0 0 88px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-head h2{font-size:32px;line-height:1.3;font-weight:700}
.section-head p{margin:8px 0 0;font-size:14.5px;color:var(--text-3)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-2)}
.card-thumb{aspect-ratio:16/10;overflow:hidden}
.card-thumb img{width:100%;height:100%;object-fit:cover}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--text)}
.card-body p{margin:0;font-size:14.5px;line-height:1.75;color:var(--text-3);flex:1}

/* ============ 结尾 CTA ============ */
.final-cta{padding:0 0 96px}
.cta-panel{
  position:relative;overflow:hidden;
  padding:56px 48px;border-radius:var(--r-panel);
  background:linear-gradient(135deg,rgba(58,107,255,.16),rgba(124,92,255,.12));
  border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,225,208,.16),transparent 70%);pointer-events:none;
}
.cta-text{position:relative;z-index:2;max-width:640px}
.cta-text h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:12px}
.cta-text p{margin:0;font-size:16px;color:var(--text-2)}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{position:relative;border-top:1px solid var(--line);background:var(--bg-2);overflow:hidden}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:28px 28px;opacity:.45;pointer-events:none;
}
.site-footer .container{position:relative;z-index:2}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1.2fr;gap:44px;padding:64px 0 40px}
.footer-brand p{margin:18px 0 0;font-size:14.5px;line-height:1.85;color:var(--text-3);max-width:360px}
.footer-col h3{font-size:15px;font-weight:600;color:var(--text);margin-bottom:18px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.footer-col ul a{font-size:14.5px;color:var(--text-2)}
.footer-col ul a:hover{color:var(--accent)}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px}
.footer-tags span{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--panel);border:1px solid var(--line);color:var(--text-3);font-size:13px;
}
.footer-info{
  display:flex;flex-wrap:wrap;gap:12px 32px;
  padding:24px 0;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--text-3);
}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding:20px 0 32px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media(max-width:1024px){
  .article-hero h1{font-size:32px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .article-side .side-card{flex:1 1 260px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .section-head h2{font-size:27px}
}
@media(max-width:768px){
  .brand-search{display:none}
  .nav-toggle{display:block}
  .brand-tools .btn-primary{display:none}
  .channel-more{display:none}
  .article-hero{padding:36px 0 30px}
  .article-hero h1{font-size:28px}
  .article-main{padding:40px 0 64px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:24px;margin:38px 0 16px}
  .article-body h3{font-size:20px}
  .cta-panel{padding:36px 24px}
  .cta-text h2{font-size:24px}
  .related,.final-cta{padding-bottom:64px}
  .footer-top{padding:48px 0 32px}
}
@media(max-width:640px){
  .logo-text-full{display:none}
  .logo-text-short{display:block}
  .logo-text span{display:none}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .footer-top{grid-template-columns:minmax(0,1fr);gap:32px}
  .footer-bottom{flex-direction:column}
  .article-side{flex-direction:column}
  .btn{height:46px;padding:0 22px}
  .btn-lg{height:48px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
}
@media(min-width:1440px){
  .article-body{max-width:820px}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .card:hover{transform:none}
}

/* roulang page: category1 */
:root{
  --bg:#05070F;
  --bg-2:#0A1020;
  --glass:rgba(255,255,255,.045);
  --glass-strong:rgba(255,255,255,.07);
  --line:rgba(122,160,255,.16);
  --line-strong:rgba(122,160,255,.28);
  --primary:#3A6BFF;
  --secondary:#7C5CFF;
  --accent:#35E1D0;
  --text:#E9EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7896;
  --warn:#FFC46B;
  --err:#FF6B81;
  --r-s:8px;
  --r-card:18px;
  --r-lg:24px;
  --shadow-1:0 4px 16px rgba(0,0,0,.35);
  --shadow-2:0 12px 32px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(58,107,255,.5),0 8px 28px rgba(58,107,255,.38);
  --grad:linear-gradient(135deg,#3A6BFF 0%,#7C5CFF 100%);
  --grad-soft:linear-gradient(135deg,rgba(58,107,255,.22) 0%,rgba(124,92,255,.18) 100%);
  --s1:8px;--s2:16px;--s3:24px;--s4:32px;--s5:48px;--s6:64px;--s7:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",Inter,Manrope,system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .2s ease-out}
a:hover{color:var(--accent)}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.28}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
section{position:relative}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section-alt{background:var(--bg-2)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--accent);
  background:rgba(53,225,208,.08);
  border:1px solid rgba(53,225,208,.22);
  border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.section-head h2{font-size:34px;margin-bottom:16px}
.section-head .lead{color:var(--text-2);font-size:17px;margin:0}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 28px;border-radius:999px;
  font-size:15.5px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out,filter .2s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--glow)}
.btn-primary:hover{filter:brightness(1.08);color:#fff;box-shadow:0 0 0 1px rgba(58,107,255,.6),0 12px 34px rgba(58,107,255,.45)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:var(--glass);border-color:var(--line);color:var(--primary)}
.btn-ghost:hover{background:var(--glass-strong);border-color:var(--line-strong);color:var(--accent)}
.btn-ghost:active{transform:translateY(1px)}
.btn-lg{min-height:52px;padding:0 32px;font-size:16.5px}
.link-btn{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--primary);
}
.link-btn::after{content:"→";transition:transform .2s ease-out}
.link-btn:hover{color:var(--accent)}
.link-btn:hover::after{transform:translateX(4px)}

/* ============ 头部 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,7,15,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.site-logo{display:inline-flex;align-items:center;gap:12px;color:var(--text)}
.site-logo:hover{color:var(--text)}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-soft);
  border:1px solid var(--line-strong);
  box-shadow:0 0 18px rgba(58,107,255,.25);
}
.logo-mark svg{width:22px;height:22px}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text strong{font-size:16px;font-weight:700;letter-spacing:.01em}
.logo-text span{font-size:11.5px;color:var(--text-3);letter-spacing:.14em}
.logo-text-short{display:none}
.brand-tools{display:flex;align-items:center;gap:16px}
.brand-search{
  display:flex;align-items:center;gap:8px;
  background:var(--glass);border:1px solid var(--line);
  border-radius:999px;padding:0 16px;height:44px;width:260px;
  transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.brand-search svg{width:17px;height:17px;stroke:var(--text-3);flex:0 0 17px}
.brand-search input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);font-size:14.5px;height:100%;
}
.brand-search input::placeholder{color:var(--text-3)}
.brand-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(58,107,255,.22);background:var(--glass-strong)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:var(--glass);border:1px solid var(--line);
  position:relative;cursor:pointer;
}
.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%);
}
.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}

/* 频道行 */
.channel-bar{border-top:1px solid rgba(122,160,255,.08);padding:10px 0}
.channel-scroll{
  display:flex;align-items:center;gap:6px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  -webkit-overflow-scrolling:touch;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;flex:0 0 auto;
  padding:9px 18px;border-radius:999px;
  font-size:15px;color:var(--text-2);
  transition:background .2s ease-out,color .2s ease-out;
}
.channel-link:hover{background:var(--glass);color:var(--text)}
.channel-link.is-active{color:var(--text);font-weight:600}
.channel-link.is-active::after{
  content:"";position:absolute;left:18px;right:18px;bottom:2px;height:2px;
  border-radius:2px;background:var(--grad);
  box-shadow:0 0 12px rgba(58,107,255,.75);
}
.channel-more{
  flex:0 0 auto;margin-left:8px;padding:9px 16px;
  font-size:13.5px;color:var(--text-3);
  border-left:1px solid var(--line);
}

/* 移动抽屉 */
.mobile-drawer{
  display:none;position:fixed;inset:0;z-index:90;
  background:rgba(5,7,15,.96);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  padding:88px 24px 40px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer h2{font-size:14px;color:var(--text-3);font-weight:600;letter-spacing:.16em;margin-bottom:20px}
.mobile-drawer a.drawer-link{
  display:block;font-size:24px;font-weight:600;color:var(--text);
  padding:16px 0;border-bottom:1px solid var(--line);
}
.mobile-drawer a.drawer-link:hover{color:var(--accent)}
.mobile-drawer .drawer-cta{margin-top:32px;width:100%}
.drawer-close{
  position:absolute;top:20px;right:20px;width:44px;height:44px;
  border-radius:12px;background:var(--glass);border:1px solid var(--line);
  color:var(--text);font-size:22px;line-height:1;cursor:pointer;
}

/* ============ 页头横幅 ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:96px 0 88px;
  background-image:linear-gradient(100deg,rgba(5,7,15,.94) 0%,rgba(5,7,15,.76) 48%,rgba(5,7,15,.55) 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-image:radial-gradient(rgba(233,238,255,.05) 1px,transparent 1px);
  background-size:26px 26px;opacity:.6;
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13.5px;color:var(--text-3);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:var(--text-3);opacity:.6}
.breadcrumb .current{color:var(--text)}
.page-hero h1{
  font-size:50px;line-height:1.24;letter-spacing:-.01em;
  max-width:900px;margin-bottom:20px;
}
.page-hero .hero-sub{
  font-size:18px;color:var(--text-2);max-width:680px;margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:48px}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:44px;
  padding-top:28px;border-top:1px solid var(--line);
}
.hero-fact strong{
  display:block;font-size:28px;font-weight:700;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.hero-fact span{font-size:13.5px;color:var(--text-3)}

/* ============ 图文交替 ============ */
.split{
  display:grid;grid-template-columns:1.02fr .98fr;
  gap:56px;align-items:center;
  padding:52px 0;
  border-bottom:1px solid var(--line);
}
.split:last-of-type{border-bottom:0}
.split.is-reversed .split-media{order:2}
.split-media{
  border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-2);
  background:var(--glass);
}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.split-body .badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;color:var(--accent);
  background:rgba(53,225,208,.08);border:1px solid rgba(53,225,208,.2);
  border-radius:999px;padding:5px 12px;margin-bottom:16px;
}
.split-body h3{font-size:24px;margin-bottom:14px}
.split-body p{color:var(--text-2);font-size:16.5px;margin-bottom:18px}
.split-list{margin-bottom:22px}
.split-list li{
  position:relative;padding-left:22px;color:var(--text-2);
  font-size:15.5px;line-height:1.8;margin-bottom:8px;
}
.split-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;
  border-radius:50%;background:var(--primary);box-shadow:0 0 10px rgba(58,107,255,.7);
}

/* ============ 步骤条 ============ */
.steps-wrap{
  margin-top:72px;padding:44px 40px;
  border-radius:var(--r-lg);
  background:var(--glass);
  border:1px solid var(--line);
}
.steps-wrap > h3{font-size:22px;margin-bottom:8px}
.steps-wrap > p{color:var(--text-2);font-size:15.5px;margin-bottom:32px}
.step-track{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  counter-reset:stepcounter;
}
.step-item{
  position:relative;padding-top:52px;
  counter-increment:stepcounter;
}
.step-item::before{
  content:counter(stepcounter);
  position:absolute;top:0;left:0;
  width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:#fff;
  background:var(--grad);box-shadow:0 0 16px rgba(58,107,255,.45);
}
.step-item:not(:last-child)::after{
  content:"";position:absolute;top:19px;left:50px;right:-12px;height:1px;
  background:linear-gradient(90deg,rgba(58,107,255,.6),rgba(124,92,255,.15));
}
.step-item h4{font-size:17px;margin-bottom:8px}
.step-item p{font-size:15px;color:var(--text-2);margin:0}

/* ============ 要点 / FAQ ============ */
.notes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:56px}
.note-card{
  padding:26px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.note-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-2)}
.note-card .note-icon{
  width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad-soft);border:1px solid var(--line-strong);margin-bottom:16px;
}
.note-card .note-icon svg{width:20px;height:20px;stroke:var(--accent);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.note-card h3{font-size:17px;margin-bottom:8px}
.note-card p{font-size:15px;color:var(--text-2);margin:0}

.faq-list{display:grid;gap:14px;max-width:920px;margin:0 auto}
.faq-item{
  border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  overflow:hidden;position:relative;
  transition:border-color .2s ease-out,background .2s ease-out;
}
.faq-item[open]{background:var(--glass-strong);border-color:var(--line-strong)}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--grad);opacity:0;transition:opacity .2s ease-out;
}
.faq-item[open]::before{opacity:1;box-shadow:0 0 14px rgba(58,107,255,.8)}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:20px 26px;font-size:16.5px;font-weight:600;color:var(--text);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:0 0 12px;width:12px;height:12px;
  border-right:1.5px solid var(--text-3);border-bottom:1.5px solid var(--text-3);
  transform:rotate(45deg);transition:transform .2s ease-out,border-color .2s ease-out;
  margin-top:-4px;
}
.faq-item[open] summary::after{transform:rotate(-135deg);margin-top:4px;border-color:var(--accent)}
.faq-item .faq-body{padding:0 26px 24px;color:var(--text-2);font-size:16px;line-height:1.8}

/* ============ 结尾 CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  padding:64px 56px;
  background:var(--glass-strong);
  border:1px solid var(--line-strong);
  text-align:center;
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(233,238,255,.06) 1px,transparent 1px);
  background-size:24px 24px;
}
.cta-panel > *{position:relative;z-index:2}
.cta-panel h2{font-size:32px;margin-bottom:14px}
.cta-panel p{color:var(--text-2);font-size:17px;max-width:620px;margin:0 auto 32px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ============ 页脚 ============ */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-2);
  padding:72px 0 32px;
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(233,238,255,.05) 1px,transparent 1px);
  background-size:30px 30px;opacity:.5;
}
.site-footer .container{position:relative;z-index:2}
.footer-top{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;
  gap:48px;padding-bottom:44px;border-bottom:1px solid var(--line);
}
.footer-brand p{color:var(--text-3);font-size:14.5px;margin-top:18px;max-width:360px}
.footer-col h3{
  font-size:14px;color:var(--text-3);font-weight:600;
  letter-spacing:.14em;margin-bottom:18px;
}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{color:var(--text-2);font-size:15px}
.footer-col ul li a:hover{color:var(--accent)}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px}
.footer-tags span{
  font-size:13px;color:var(--text-2);
  background:var(--glass);border:1px solid var(--line);
  border-radius:999px;padding:6px 14px;
}
.footer-info{
  display:flex;flex-wrap:wrap;gap:12px 32px;
  padding:26px 0;color:var(--text-3);font-size:14px;
  border-bottom:1px solid var(--line);
}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 32px;justify-content:space-between;
  padding-top:24px;color:var(--text-3);font-size:13.5px;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .section{padding:64px 0}
  .page-hero{padding:72px 0 64px}
  .page-hero h1{font-size:38px}
  .brand-search{width:180px}
  .split{gap:36px;padding:44px 0}
  .steps-wrap{padding:36px 28px}
  .step-track{grid-template-columns:repeat(2,1fr);gap:28px}
  .step-item:nth-child(2)::after{display:none}
  .notes-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:768px){
  body{font-size:16px}
  .section{padding:56px 0}
  .container{padding:0 16px}
  .brand-search{display:none}
  .nav-toggle{display:block}
  .logo-text-full{display:none}
  .logo-text-short{display:block}
  .brand-tools .btn-primary{padding:0 18px;font-size:14px;min-height:44px}
  .page-hero{padding:56px 0 52px}
  .page-hero h1{font-size:31px}
  .page-hero .hero-sub{font-size:16px;margin-bottom:26px}
  .hero-actions{margin-bottom:36px}
  .hero-facts{gap:28px}
  .hero-fact strong{font-size:23px}
  .section-head h2{font-size:25px}
  .split{grid-template-columns:1fr;gap:24px;padding:36px 0}
  .split.is-reversed .split-media{order:0}
  .split-body h3{font-size:20px}
  .steps-wrap{margin-top:48px;padding:28px 20px}
  .step-track{grid-template-columns:1fr;gap:24px}
  .step-item::after{display:none}
  .notes-grid{grid-template-columns:1fr}
  .faq-item summary{padding:18px 20px;font-size:16px}
  .faq-item .faq-body{padding:0 20px 20px}
  .cta-panel{padding:40px 24px}
  .cta-panel h2{font-size:24px}
  .cta-actions .btn{width:100%}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .note-card:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --bg:#05070F;
  --bg-2:#0A1020;
  --primary:#3A6BFF;
  --secondary:#7C5CFF;
  --accent:#35E1D0;
  --text:#E9EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7896;
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.07);
  --line:rgba(122,160,255,.16);
  --line-2:rgba(122,160,255,.28);
  --radius-s:8px;
  --radius-c:18px;
  --radius-l:24px;
  --pill:999px;
  --shadow-1:0 4px 16px rgba(0,0,0,.35);
  --shadow-2:0 12px 32px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(58,107,255,.5),0 8px 28px rgba(58,107,255,.38);
  --grad:linear-gradient(135deg,#3A6BFF 0%,#7C5CFF 100%);
  --grad-2:linear-gradient(135deg,#3A6BFF 0%,#35E1D0 100%);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",Inter,Manrope,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}

*,*::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:var(--font) !important;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;background:transparent;transition:color .2s ease-out}
a:hover{color:var(--accent)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
::selection{background:rgba(58,107,255,.4);color:#fff}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}
@media (max-width:640px){.container{padding:0 16px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,7,15,.84);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(122,160,255,.12);
}
.brand-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.site-logo{display:flex;align-items:center;gap:12px;color:var(--text);flex:0 0 auto}
.site-logo:hover{color:var(--text)}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;border-radius:50%;
  background:radial-gradient(circle at 32% 26%,rgba(58,107,255,.42),rgba(5,7,15,.2));
  border:1px solid var(--line-2);
  box-shadow:0 0 18px rgba(58,107,255,.22);
}
.logo-mark svg{width:22px;height:22px}
.logo-text{display:flex;flex-direction:column;line-height:1.22}
.logo-text strong{font-size:17px;font-weight:700;letter-spacing:.02em;display:block;color:var(--text)}
.logo-text span{font-size:12px;color:var(--text-3);letter-spacing:.08em}
.logo-text-short{display:none}

.brand-tools{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.brand-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 16px;
  border-radius:var(--pill);background:var(--glass);border:1px solid var(--line);
  transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.brand-search svg{width:17px;height:17px;flex:0 0 17px;stroke:var(--text-3);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.brand-search input[type="search"]{
  background:transparent;border:0;outline:none;box-shadow:none;
  width:196px;height:auto;margin:0;padding:0;font-size:14px;color:var(--text);
}
.brand-search input[type="search"]::placeholder{color:var(--text-3)}
.brand-search:focus-within{border-color:var(--primary);background:var(--glass-2);box-shadow:0 0 0 3px rgba(58,107,255,.22)}

.nav-toggle{
  display:none;width:44px;height:44px;padding:0;border-radius:14px;
  border:1px solid var(--line);background:var(--glass);position:relative;cursor:pointer;
  transition:border-color .2s ease-out,background .2s ease-out;
}
.nav-toggle:hover{border-color:var(--line-2);background:var(--glass-2)}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:1.6px;border-radius:2px;background:var(--text);content:"";
  transition:transform .2s ease-out,opacity .2s ease-out;
}
.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:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateX(-50%) rotate(45deg);top:0}
.nav-toggle[aria-expanded="true"] span::after{transform:translateX(-50%) rotate(-45deg);top:0}

.channel-bar{border-top:1px solid rgba(122,160,255,.08)}
.channel-scroll{
  display:flex;align-items:center;gap:6px;overflow-x:auto;padding:6px 0 10px;
  scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;display:inline-block;padding:8px 16px;border-radius:var(--pill);
  font-size:15px;color:var(--text-2);white-space:nowrap;
  transition:background .2s ease-out,color .2s ease-out;
}
.channel-link:hover{background:var(--glass);color:var(--text)}
.channel-link.is-active{color:var(--text);font-weight:600}
.channel-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:26px;height:2px;border-radius:2px;background:var(--grad);
  box-shadow:0 0 12px rgba(58,107,255,.85);
}
.channel-more{margin-left:auto;padding-left:18px;font-size:14px;color:var(--text-3);white-space:nowrap}

.mobile-drawer{display:none}
.mobile-drawer.open{
  display:flex;position:fixed;left:0;right:0;top:0;bottom:0;z-index:80;
  flex-direction:column;gap:4px;padding:96px 24px 32px;
  background:rgba(5,7,15,.97);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  overflow-y:auto;
}
.mobile-drawer.open a.mobile-link{
  padding:14px 2px;font-size:20px;font-weight:600;color:var(--text);
  border-bottom:1px solid rgba(122,160,255,.1);
}
.mobile-drawer.open a.mobile-link:hover{color:var(--accent)}
.mobile-drawer.open a.btn{margin-top:24px;border-bottom:0;font-size:16px;padding:0 26px}
.mobile-close{
  position:absolute;right:20px;top:22px;width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line);background:var(--glass);cursor:pointer;
  font-size:20px;line-height:1;color:var(--text);display:grid;place-items:center;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--pill);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease-out,box-shadow .2s ease-out,filter .2s ease-out,background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 24px rgba(58,107,255,.34)}
.btn-primary:hover{color:#fff;filter:brightness(1.08);box-shadow:0 12px 32px rgba(58,107,255,.5);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--line-2);color:var(--primary)}
.btn-ghost:hover{color:var(--accent);border-color:rgba(53,225,208,.5);background:rgba(53,225,208,.06);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-lg{height:52px;padding:0 32px;font-size:16px}

.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;
  color:var(--primary);transition:color .2s ease-out,gap .2s ease-out;
}
.link-more::after{content:"→";font-size:15px;transition:transform .2s ease-out}
.link-more:hover{color:var(--accent)}
.link-more:hover::after{transform:translateX(4px)}

/* ============ 页头横幅 ============ */
.page-banner{
  position:relative;
  padding:60px 0 52px;
  background-image:
    linear-gradient(100deg,rgba(5,7,15,.95) 0%,rgba(5,7,15,.82) 52%,rgba(10,16,32,.72) 100%),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-banner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(233,238,255,.55) 1px,transparent 1px);
  background-size:44px 44px;opacity:.05;
}
.page-banner .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--text-3);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{color:var(--text-3)}
.breadcrumb em{font-style:normal;color:var(--text)}
.page-banner h1{font-size:48px;line-height:1.25;font-weight:700;letter-spacing:.01em;max-width:900px}
.banner-sub{margin-top:18px;font-size:18px;line-height:1.8;color:var(--text-2);max-width:720px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.banner-tags a{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:var(--pill);
  background:var(--glass);border:1px solid var(--line);font-size:14px;color:var(--text-2);
  transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.banner-tags a:hover{color:var(--accent);border-color:rgba(53,225,208,.42);background:rgba(53,225,208,.07)}

/* ============ 板块 ============ */
.section{padding:88px 0}
.section-head{margin-bottom:40px;max-width:820px}
.section-head.row-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:13px;letter-spacing:.16em;color:var(--accent);
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--accent);opacity:.7}
.section-head h2{font-size:34px;line-height:1.32;font-weight:700}
.section-head p{margin-top:14px;font-size:16.5px;line-height:1.85;color:var(--text-2)}

/* ============ Bento 功能网格 ============ */
.bento-lead{
  display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:start;
  padding:30px;border-radius:var(--radius-l);
  background:var(--glass-2);border:1px solid var(--line-2);
  box-shadow:var(--shadow-1);margin-bottom:22px;
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.bento-lead:hover{transform:translateY(-4px);border-color:rgba(122,160,255,.42);box-shadow:var(--shadow-2)}
.bento-lead h3{font-size:24px;font-weight:700;line-height:1.35}
.bento-lead p{margin-top:12px;font-size:16px;line-height:1.85;color:var(--text-2);max-width:760px}
.bento-columns{display:flex;gap:20px;align-items:flex-start}
.bento-col{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:20px}

.card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-c);
  padding:26px;
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-2);background:var(--glass-2);box-shadow:var(--shadow-2)}
.card h3{font-size:19px;font-weight:600;line-height:1.5}
.card p{margin-top:10px;font-size:15.5px;line-height:1.85;color:var(--text-2)}

.icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(58,107,255,.12);border:1px solid var(--line-2);color:var(--primary);
  margin-bottom:18px;flex:0 0 46px;
}
.icon svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.icon.alt{background:rgba(124,92,255,.14);color:#B9A6FF}
.icon.mint{background:rgba(53,225,208,.12);color:var(--accent)}

.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.badge{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--pill);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  font-size:13.5px;color:var(--accent);
}
.badge.alt{color:#B9A6FF}
.badge.neutral{color:var(--text-2)}

/* ============ 图文分栏 ============ */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.split-media{
  border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-2);background:var(--bg-2);
}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.split-body h2{font-size:32px;line-height:1.34;font-weight:700}
.split-body > p{margin-top:16px;font-size:16.5px;line-height:1.85;color:var(--text-2)}

.strip-list{display:flex;flex-direction:column;gap:14px;margin-top:28px}
.strip{
  display:flex;gap:16px;align-items:flex-start;padding:20px 22px;
  border-radius:var(--radius-c);background:var(--glass);border:1px solid var(--line);
  transition:transform .2s ease-out,border-color .2s ease-out,background .2s ease-out;
}
.strip:hover{transform:translateX(4px);border-color:var(--line-2);background:var(--glass-2)}
.strip .icon{width:38px;height:38px;flex:0 0 38px;border-radius:12px;margin-bottom:0}
.strip .icon svg{width:18px;height:18px}
.strip h3{font-size:17px;font-weight:600;line-height:1.5}
.strip p{margin-top:6px;font-size:14.5px;line-height:1.8;color:var(--text-2)}

/* ============ 数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
  padding:34px 32px;border-radius:var(--radius-l);
  background:linear-gradient(135deg,rgba(58,107,255,.16) 0%,rgba(124,92,255,.08) 100%);
  border:1px solid var(--line-2);
}
.stat-item{text-align:left}
.stat-num{font-size:36px;font-weight:700;line-height:1.1;color:var(--accent);letter-spacing:.01em}
.stat-label{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.7}

/* ============ 阶段卡 ============ */
.stage-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.stage-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-c);
  padding:22px;
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.stage-card:hover{transform:translateY(-4px);border-color:var(--line-2);background:var(--glass-2);box-shadow:var(--shadow-2)}
.stage-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:14px;margin-bottom:20px}
.stage-card h3{font-size:19px;font-weight:600;line-height:1.5}
.stage-card p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--text-2)}
.stage-card .link-more{margin-top:16px;font-size:14.5px}

/* ============ 维护要点 ============ */
.note-panel{
  border-radius:var(--radius-l);border:1px solid var(--line);
  background:var(--glass);padding:38px;
}
.note-panel h2{font-size:30px;font-weight:700;line-height:1.34}
.note-panel > p{margin-top:16px;font-size:16.5px;line-height:1.85;color:var(--text-2);max-width:820px}
.note-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 28px;margin-top:30px}
.note-item{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;line-height:1.8;color:var(--text-2)}
.note-item .dot{
  flex:0 0 18px;width:18px;height:18px;margin-top:6px;border-radius:50%;
  border:1px solid rgba(53,225,208,.5);
  display:grid;place-items:center;
}
.note-item .dot::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px}
ul.accordion{border:0;background:transparent;margin:0}
ul.accordion .accordion-item{
  position:relative;border:1px solid var(--line);border-radius:var(--radius-c);
  background:var(--glass);margin-bottom:14px;overflow:hidden;
  transition:border-color .2s ease-out,background .2s ease-out;
}
ul.accordion .accordion-item:hover{border-color:var(--line-2);background:var(--glass-2)}
ul.accordion .accordion-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--grad-2);opacity:0;transition:opacity .2s ease-out;
}
ul.accordion .accordion-item.is-active::before{opacity:1}
ul.accordion .accordion-title{
  position:relative;display:block;border:0;background:transparent;
  padding:20px 56px 20px 24px;font-size:16.5px;font-weight:600;line-height:1.6;color:var(--text);
}
ul.accordion .accordion-title:hover,
ul.accordion .accordion-title:focus{background:transparent;color:var(--text)}
ul.accordion .accordion-title::before{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--text-3);line-height:1;
}
ul.accordion .accordion-item.is-active .accordion-title::before{content:"−";color:var(--accent)}
ul.accordion .accordion-content{
  display:none;border:0;background:transparent;
  padding:0 24px 22px;font-size:15.5px;line-height:1.85;color:var(--text-2);
}
ul.accordion .accordion-item.is-active > .accordion-content{display:block}

/* ============ 结尾 CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;text-align:center;
  padding:66px 48px;border-radius:var(--radius-l);
  background:linear-gradient(135deg,rgba(58,107,255,.2) 0%,rgba(124,92,255,.12) 100%);
  border:1px solid var(--line-2);
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(233,238,255,.55) 1px,transparent 1px);
  background-size:40px 40px;opacity:.06;
}
.cta-panel h2{position:relative;z-index:2;font-size:34px;line-height:1.34;font-weight:700}
.cta-panel p{position:relative;z-index:2;margin:18px auto 0;max-width:680px;font-size:16.5px;line-height:1.85;color:var(--text-2)}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:34px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;margin-top:0;padding:64px 0 32px;
  border-top:1px solid var(--line);background:var(--bg-2);
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(233,238,255,.4) 1px,transparent 1px);
  background-size:36px 36px;opacity:.04;
}
.footer-top{position:relative;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.8;color:var(--text-3);max-width:360px}
.footer-col h3{font-size:15px;font-weight:600;color:var(--text);margin-bottom:18px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14.5px;color:var(--text-2)}
.footer-col ul li a:hover{color:var(--accent)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{
  padding:5px 12px;border-radius:var(--pill);background:var(--glass);
  border:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.footer-info{
  position:relative;display:flex;flex-wrap:wrap;gap:12px 32px;margin-top:48px;
  padding-top:24px;border-top:1px solid rgba(122,160,255,.1);
  font-size:13.5px;color:var(--text-3);
}
.footer-bottom{
  position:relative;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:18px;font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  body{font-size:16.5px}
  .section{padding:64px 0}
  .page-banner{padding:48px 0 42px}
  .page-banner h1{font-size:38px}
  .banner-sub{font-size:17px}
  .section-head h2{font-size:28px}
  .split{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:0}
  .split-body h2{font-size:26px}
  .note-panel h2{font-size:26px}
  .cta-panel{padding:52px 36px}
  .cta-panel h2{font-size:28px}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .brand-search input[type="search"]{width:150px}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
  .stage-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:768px){
  .brand-search{display:none}
  .nav-toggle{display:block}
  .brand-bar .btn-primary{display:none}
  .logo-text strong{font-size:16px}
  .page-banner h1{font-size:32px}
  .banner-sub{font-size:16px}
  .section{padding:52px 0}
  .section-head h2{font-size:24px}
  .bento-columns{flex-direction:column}
  .bento-lead{grid-template-columns:1fr;gap:18px;padding:24px}
  .bento-lead h3{font-size:21px}
  .note-list{grid-template-columns:1fr}
  .note-panel{padding:26px}
  .stage-grid{grid-template-columns:1fr}
  .cta-panel{padding:44px 22px}
  .cta-panel h2{font-size:24px}
  .cta-actions .btn{width:100%}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:8px}
}

@media (max-width:520px){
  body{font-size:16px}
  .container{padding:0 16px}
  .logo-text-full{display:none}
  .logo-text-short{display:block}
  .page-banner h1{font-size:30px;line-height:1.3}
  .page-banner{padding:36px 0 34px}
  .breadcrumb{font-size:13px}
  .stat-strip{grid-template-columns:1fr;padding:26px 22px}
  .stat-num{font-size:30px}
  .card{padding:20px}
  .bento-lead{padding:20px}
  .split-body h2{font-size:22px}
  .note-panel{padding:22px}
  .note-panel h2{font-size:22px}
  ul.accordion .accordion-title{padding:18px 48px 18px 18px;font-size:16px}
  ul.accordion .accordion-content{padding:0 18px 20px}
  .brand-tools .btn{height:44px;padding:0 18px;font-size:14px}
  .strip{padding:18px}
  .cta-actions .btn{height:48px}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
  .card:hover,.stage-card:hover,.bento-lead:hover,.strip:hover,.btn:hover{transform:none}
}

/* roulang page: category3 */
:root{
  --bg-base:#05070F;
  --bg-layer:#0A1020;
  --primary:#3A6BFF;
  --secondary:#7C5CFF;
  --accent:#35E1D0;
  --text:#E9EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7896;
  --glass:rgba(255,255,255,.045);
  --glass-strong:rgba(255,255,255,.07);
  --stroke:rgba(122,160,255,.16);
  --stroke-strong:rgba(122,160,255,.28);
  --warn:#FFC46B;
  --error:#FF6B81;
  --radius-s:8px;
  --radius-chip:12px;
  --radius-card:18px;
  --radius-panel:24px;
  --shadow-1:0 4px 16px rgba(0,0,0,.35);
  --shadow-2:0 12px 32px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(58,107,255,.5),0 8px 28px rgba(58,107,255,.38);
  --grad:linear-gradient(135deg,#3A6BFF 0%,#7C5CFF 100%);
  --container:1200px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:"Inter","Manrope",-apple-system,"Segoe UI",sans-serif;
}

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

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

body{
  margin:0;
  padding:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg-base);
  background-image:
    radial-gradient(1100px 520px at 15% -10%, rgba(58,107,255,.16), transparent 65%),
    radial-gradient(900px 480px at 92% 4%, rgba(124,92,255,.12), transparent 62%);
  background-repeat:no-repeat;
  overflow-x:hidden;
}

h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text);}
p{margin:0;}
ul,ol,li{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--accent);}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
svg{display:block;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

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

/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border-radius:var(--radius-chip);
  font-size:16px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad);
  color:#F4F7FF;
  box-shadow:var(--glow);
}
.btn-primary:hover{color:#FFFFFF;filter:brightness(1.08);box-shadow:0 0 0 1px rgba(58,107,255,.6),0 12px 34px rgba(58,107,255,.46);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:var(--glass);
  border-color:var(--stroke);
  color:var(--text);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.btn-ghost:hover{border-color:var(--stroke-strong);color:var(--text);background:var(--glass-strong);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:44px;
  font-size:15.5px;
  font-weight:600;
  color:var(--primary);
  background:none;
  border:0;
  padding:0;
}
.btn-text::after{content:"›";font-size:18px;line-height:1;transition:transform .2s ease-out;}
.btn-text:hover{color:var(--accent);}
.btn-text:hover::after{transform:translateX(3px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--radius-chip);
  font-size:13px;
  line-height:1.5;
  background:rgba(53,225,208,.1);
  border:1px solid rgba(53,225,208,.24);
  color:var(--accent);
}
.badge-purple{
  background:rgba(124,92,255,.12);
  border-color:rgba(124,92,255,.28);
  color:#B9A6FF;
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:8px 16px;
  border-radius:var(--radius-chip);
  background:var(--glass);
  border:1px solid var(--stroke);
  color:var(--text-2);
  font-size:14px;
  line-height:1.5;
  transition:border-color .2s ease-out,color .2s ease-out,background .2s ease-out;
}
.tag:hover{border-color:var(--stroke-strong);color:var(--text);background:var(--glass-strong);}

/* ============ 页头导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(5,7,15,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(122,160,255,.12);
}
.brand-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.site-logo{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--text);
  flex-shrink:0;
}
.site-logo:hover{color:var(--text);}
.logo-mark{
  width:40px;
  height:40px;
  flex-shrink:0;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:radial-gradient(circle at 32% 28%, rgba(58,107,255,.42), rgba(124,92,255,.18) 58%, rgba(255,255,255,.02) 100%);
  border:1px solid var(--stroke-strong);
  box-shadow:0 4px 16px rgba(0,0,0,.35);
}
.logo-mark svg{width:24px;height:24px;}
.logo-text{display:flex;flex-direction:column;line-height:1.24;}
.logo-text strong{font-size:17px;font-weight:700;letter-spacing:.2px;}
.logo-text span{font-size:12.5px;color:var(--text-3);letter-spacing:.6px;}
.logo-text-short{display:none;}

.brand-tools{display:flex;align-items:center;gap:16px;}
.brand-search{
  display:flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 16px;
  border-radius:var(--radius-chip);
  background:var(--glass);
  border:1px solid var(--stroke);
  transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.brand-search svg{width:17px;height:17px;stroke:var(--text-3);flex-shrink:0;}
.brand-search input{
  width:190px;
  height:100%;
  border:0;
  background:transparent;
  color:var(--text);
  font-size:14.5px;
}
.brand-search input::placeholder{color:var(--text-3);}
.brand-search:focus-within{
  border-color:var(--primary);
  background:var(--glass-strong);
  box-shadow:0 0 0 3px rgba(58,107,255,.22);
}

.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:var(--radius-chip);
  border:1px solid var(--stroke);
  background:var(--glass);
  position:relative;
}
.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:.22s ease-out;
}
.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;}

.channel-bar{
  border-top:1px solid rgba(122,160,255,.1);
  padding:10px 0;
}
.channel-scroll{
  display:flex;
  align-items:center;
  gap:6px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  -webkit-overflow-scrolling:touch;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 18px;
  border-radius:var(--radius-chip);
  font-size:15px;
  font-weight:500;
  color:var(--text-2);
  white-space:nowrap;
  transition:background .2s ease-out,color .2s ease-out;
}
.channel-link:hover{background:var(--glass);color:var(--text);}
.channel-link.is-active{
  color:var(--text);
  background:var(--glass-strong);
  box-shadow:inset 0 -2px 0 0 var(--accent);
  font-weight:600;
}
.channel-more{
  margin-left:auto;
  padding-left:18px;
  font-size:14px;
  color:var(--text-3);
  white-space:nowrap;
}

/* 移动端抽屉 */
.nav-drawer{
  position:fixed;
  inset:0;
  z-index:80;
  background:rgba(5,7,15,.96);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  display:none;
  overflow-y:auto;
}
.nav-drawer.is-open{display:block;}
.nav-drawer-inner{padding:28px 24px 48px;}
.nav-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer-close{
  width:44px;height:44px;border-radius:var(--radius-chip);
  border:1px solid var(--stroke);background:var(--glass);color:var(--text);
  font-size:22px;line-height:1;
}
.drawer-link{
  display:block;
  padding:16px 4px;
  font-size:21px;
  font-weight:600;
  color:var(--text-2);
  border-bottom:1px solid rgba(122,160,255,.12);
}
.drawer-link:hover{color:var(--text);}
.drawer-link.is-active{color:var(--text);}
.drawer-link.is-active::before{
  content:"";
  display:inline-block;
  width:8px;height:8px;
  margin-right:12px;
  border-radius:50%;
  background:var(--accent);
  vertical-align:middle;
  box-shadow:0 0 10px rgba(53,225,208,.8);
}
.drawer-cta{margin-top:28px;width:100%;}

/* ============ 页头横幅 ============ */
.page-hero{
  position:relative;
  padding:68px 0 60px;
  background:var(--bg-base) url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  overflow:hidden;
  border-bottom:1px solid rgba(122,160,255,.12);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg, rgba(5,7,15,.95) 0%, rgba(10,16,32,.86) 48%, rgba(5,7,15,.95) 100%);
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    radial-gradient(rgba(233,238,255,.55) .8px, transparent 1px),
    radial-gradient(rgba(53,225,208,.45) .7px, transparent .9px);
  background-size:130px 130px, 190px 190px;
  background-position:0 0, 46px 68px;
  opacity:.09;
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}

.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:22px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:var(--text-3);opacity:.7;}
.breadcrumb .current{color:var(--text);}
.breadcrumb-back{display:none;}

.page-hero h1{
  font-size:52px;
  line-height:1.24;
  letter-spacing:-.5px;
  max-width:900px;
}
.page-hero h1 .h1-accent{
  display:block;
  font-size:27px;
  font-weight:600;
  color:var(--text-2);
  margin-top:12px;
  letter-spacing:0;
}
.page-hero .hero-sub{
  margin-top:22px;
  font-size:17.5px;
  line-height:1.9;
  color:var(--text-2);
  max-width:720px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}

/* ============ 板块通用 ============ */
.section{padding:92px 0;}
.section-alt{background:var(--bg-layer);border-top:1px solid rgba(122,160,255,.1);border-bottom:1px solid rgba(122,160,255,.1);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{font-size:34px;line-height:1.32;letter-spacing:-.3px;}
.section-head p{margin-top:16px;font-size:16.5px;line-height:1.9;color:var(--text-2);}
.section-head .eyebrow{
  display:inline-block;
  font-size:14px;
  font-weight:600;
  color:var(--accent);
  letter-spacing:1px;
  margin-bottom:14px;
}

.grid-padding-x{margin-left:-12px;margin-right:-12px;}
.grid-padding-x>.cell{padding-left:12px;padding-right:12px;}

/* ============ 概览区 ============ */
.overview-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.overview-text p{font-size:16.5px;line-height:1.9;color:var(--text-2);}
.overview-text p + p{margin-top:16px;}
.overview-list{margin-top:26px;display:grid;gap:14px;}
.overview-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
}
.overview-list li svg{width:20px;height:20px;flex-shrink:0;margin-top:5px;stroke:var(--accent);}
.overview-media{
  position:relative;
  border-radius:var(--radius-panel);
  overflow:hidden;
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-2);
}
.overview-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.overview-media figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:16px 20px;
  font-size:13.5px;
  color:var(--text-2);
  background:linear-gradient(to top, rgba(5,7,15,.92), rgba(5,7,15,0));
}

/* ============ 数据条 ============ */
.stat-row{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-top:56px;
}
.stat-card{
  padding:26px;
  border-radius:var(--radius-card);
  background:var(--glass);
  border:1px solid var(--stroke);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow-2);}
.stat-num{
  font-family:var(--font-num);
  font-size:40px;
  font-weight:700;
  line-height:1.1;
  color:var(--accent);
  letter-spacing:-.5px;
}
.stat-num small{font-size:17px;font-weight:600;margin-left:4px;color:var(--text-2);}
.stat-card p{margin-top:8px;font-size:14.5px;line-height:1.7;color:var(--text-2);}

/* ============ 时间线 ============ */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";
  position:absolute;
  left:25px;
  top:12px;
  bottom:12px;
  width:2px;
  background:linear-gradient(180deg, rgba(58,107,255,.7), rgba(124,92,255,.5) 50%, rgba(53,225,208,.6));
  border-radius:2px;
}
.timeline-item{
  position:relative;
  display:grid;
  grid-template-columns:52px 1fr;
  gap:24px;
  padding-bottom:24px;
}
.timeline-item:last-child{padding-bottom:0;}
.timeline-node{
  position:relative;
  z-index:2;
  width:52px;
  height:52px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-num);
  font-size:17px;
  font-weight:700;
  color:var(--text);
  background:rgba(10,16,32,.96);
  border:1px solid var(--stroke-strong);
  box-shadow:0 0 0 4px rgba(5,7,15,.9), 0 0 18px rgba(58,107,255,.35);
}
.timeline-card{
  padding:26px 28px;
  border-radius:var(--radius-card);
  background:var(--glass);
  border:1px solid var(--stroke);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.timeline-card:hover{
  transform:translateY(-4px);
  border-color:var(--stroke-strong);
  box-shadow:var(--shadow-2);
}
.timeline-card h3{font-size:21px;line-height:1.5;}
.timeline-card p{margin-top:12px;font-size:16px;line-height:1.85;color:var(--text-2);}
.timeline-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:16px;
}

/* ============ 验证清单 ============ */
.check-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:start;}
.check-media{
  border-radius:var(--radius-panel);
  overflow:hidden;
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-2);
}
.check-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.check-list{display:grid;gap:16px;}
.check-item{
  display:grid;
  grid-template-columns:34px 1fr;
  gap:16px;
  padding:22px 24px;
  border-radius:var(--radius-card);
  background:var(--glass);
  border:1px solid var(--stroke);
  transition:border-color .2s ease-out,background .2s ease-out,transform .2s ease-out;
}
.check-item:hover{border-color:var(--stroke-strong);background:var(--glass-strong);transform:translateY(-4px);}
.check-icon{
  width:34px;height:34px;
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(53,225,208,.1);
  border:1px solid rgba(53,225,208,.24);
}
.check-icon svg{width:18px;height:18px;stroke:var(--accent);}
.check-item h3{font-size:17.5px;line-height:1.6;}
.check-item p{margin-top:8px;font-size:15.5px;line-height:1.8;color:var(--text-2);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.accordion{
  background:transparent;
  border:0;
  margin:0;
}
.accordion .accordion-item{
  position:relative;
  margin-bottom:14px;
  border:1px solid var(--stroke);
  border-radius:var(--radius-card);
  background:var(--glass);
  overflow:hidden;
  transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.accordion .accordion-item:last-child{margin-bottom:0;}
.accordion .accordion-item.is-active{
  border-color:var(--stroke-strong);
  background:var(--glass-strong);
  box-shadow:inset 2px 0 0 0 var(--accent), var(--shadow-1);
}
.accordion .accordion-title{
  display:block;
  padding:22px 60px 22px 26px;
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  color:var(--text);
  background:transparent;
  border:0;
  position:relative;
}
.accordion .accordion-title:hover{color:var(--text);}
.accordion .accordion-title::before,
.accordion .accordion-title::after{
  content:"";
  position:absolute;
  background:var(--accent);
  border-radius:2px;
  transition:opacity .22s ease-out,transform .22s ease-out;
}
.accordion .accordion-title::before{width:14px;height:2px;right:24px;top:50%;margin-top:-1px;}
.accordion .accordion-title::after{width:2px;height:14px;right:30px;top:50%;margin-top:-7px;}
.accordion .accordion-item.is-active .accordion-title::after{opacity:0;transform:scaleY(.2);}
.accordion .accordion-content{
  padding:0 26px 24px;
  border:0;
  background:transparent;
  color:var(--text-2);
}
.accordion .accordion-content p{font-size:16px;line-height:1.85;color:var(--text-2);}

/* ============ CTA ============ */
.cta-panel{
  position:relative;
  padding:64px 56px;
  border-radius:var(--radius-panel);
  background:var(--glass-strong);
  border:1px solid var(--stroke-strong);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  overflow:hidden;
  text-align:center;
}
.cta-panel::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    radial-gradient(rgba(233,238,255,.5) .8px, transparent 1px),
    radial-gradient(rgba(58,107,255,.5) .7px, transparent .9px);
  background-size:140px 140px, 210px 210px;
  background-position:10px 20px, 70px 90px;
  opacity:.09;
  pointer-events:none;
}
.cta-panel > *{position:relative;z-index:2;}
.cta-panel h2{font-size:34px;line-height:1.35;}
.cta-panel p{margin-top:16px;font-size:16.5px;line-height:1.9;color:var(--text-2);max-width:680px;margin-left:auto;margin-right:auto;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  margin-top:0;
  padding:72px 0 36px;
  background:var(--bg-layer);
  border-top:1px solid rgba(122,160,255,.14);
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    radial-gradient(rgba(233,238,255,.5) .8px, transparent 1px),
    radial-gradient(rgba(53,225,208,.4) .7px, transparent .9px);
  background-size:150px 150px, 220px 220px;
  background-position:0 0, 60px 80px;
  opacity:.07;
  pointer-events:none;
}
.site-footer .container{position:relative;z-index:2;}
.footer-top{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:48px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(122,160,255,.12);
}
.footer-brand p{
  margin-top:18px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
  max-width:400px;
}
.footer-col h3{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  margin-bottom:20px;
}
.footer-col ul{display:grid;gap:12px;}
.footer-col ul a{font-size:15px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--accent);}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;}
.footer-tags span{
  padding:7px 14px;
  border-radius:var(--radius-chip);
  font-size:13.5px;
  color:var(--text-2);
  background:var(--glass);
  border:1px solid var(--stroke);
}
.footer-info{
  display:flex;
  flex-wrap:wrap;
  gap:12px 32px;
  padding:24px 0;
  font-size:14px;
  color:var(--text-3);
  border-bottom:1px solid rgba(122,160,255,.12);
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px 24px;
  padding-top:24px;
  font-size:13.5px;
  color:var(--text-3);
}

/* ============ 响应式 ============ */
@media screen and (min-width:1440px){
  :root{--container:1280px;}
}

@media screen and (max-width:1024px){
  body{font-size:16.5px;}
  .section{padding:64px 0;}
  .page-hero{padding:52px 0 48px;}
  .page-hero h1{font-size:42px;}
  .page-hero h1 .h1-accent{font-size:23px;}
  .section-head h2{font-size:29px;}
  .overview-grid{grid-template-columns:1fr;gap:34px;}
  .check-grid{grid-template-columns:1fr;gap:34px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px;}
  .stat-row{grid-template-columns:repeat(3,1fr);gap:16px;}
  .stat-card{padding:22px;}
  .stat-num{font-size:34px;}
  .cta-panel{padding:52px 36px;}
  .cta-panel h2{font-size:29px;}
}

@media screen and (max-width:860px){
  .channel-more{display:none;}
}

@media screen and (max-width:768px){
  .container{padding-left:16px;padding-right:16px;}
  .brand-search{display:none;}
  .brand-tools .btn-primary{display:none;}
  .nav-toggle{display:block;}
  .logo-text-full{display:none;}
  .logo-text-short{display:block;font-size:17px;}
  .logo-text span{font-size:12px;}
  .page-hero h1{font-size:34px;}
  .page-hero h1 .h1-accent{font-size:19px;margin-top:10px;}
  .page-hero .hero-sub{font-size:16px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:34px;}
  .section-head h2{font-size:24px;}
  .section-head p{font-size:16px;}
  .stat-row{grid-template-columns:1fr;gap:14px;}
  .timeline::before{left:19px;}
  .timeline-item{grid-template-columns:40px 1fr;gap:16px;}
  .timeline-node{width:40px;height:40px;font-size:15px;}
  .timeline-card{padding:20px;}
  .timeline-card h3{font-size:18.5px;}
  .timeline-card p{font-size:15.5px;}
  .check-item{padding:18px;grid-template-columns:30px 1fr;gap:14px;}
  .check-icon{width:30px;height:30px;}
  .accordion .accordion-title{padding:18px 52px 18px 20px;font-size:16px;}
  .accordion .accordion-title::before{right:20px;}
  .accordion .accordion-title::after{right:26px;}
  .accordion .accordion-content{padding:0 20px 20px;}
  .cta-panel{padding:40px 22px;}
  .cta-panel h2{font-size:24px;}
  .footer-top{grid-template-columns:1fr;gap:32px;padding-bottom:32px;}
  .footer-info{flex-direction:column;gap:10px;}
  .footer-bottom{flex-direction:column;}
}

@media screen and (max-width:520px){
  .page-hero{padding:40px 0 38px;}
  .page-hero h1{font-size:30px;}
  .page-hero h1 .h1-accent{font-size:17px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .btn{padding:0 20px;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;}
  .stat-card:hover,.timeline-card:hover,.check-item:hover{transform:none;}
}

/* roulang page: category4 */
/* ============ 设计变量 ============ */
:root{
  --bg-0:#05070F;
  --bg-1:#0A1020;
  --primary:#3A6BFF;
  --secondary:#7C5CFF;
  --accent:#35E1D0;
  --text:#E9EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7896;
  --glass:rgba(255,255,255,.045);
  --glass-strong:rgba(255,255,255,.07);
  --line:rgba(122,160,255,.16);
  --line-strong:rgba(122,160,255,.28);
  --warn:#FFC46B;
  --danger:#FF6B81;
  --r-sm:8px;
  --r-card:18px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 4px 16px rgba(0,0,0,.35);
  --sh-2:0 12px 32px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(58,107,255,.5), 0 8px 28px rgba(58,107,255,.38);
  --grad:linear-gradient(135deg,#3A6BFF 0%,#7C5CFF 100%);
  --grad-soft:linear-gradient(135deg,rgba(58,107,255,.55),rgba(124,92,255,.85));
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC","Inter","Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --header-h:128px;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden;}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-card);}
a{color:var(--primary);text-decoration:none;transition:color .2s ease-out,border-color .2s ease-out;}
a:hover{color:var(--accent);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(58,107,255,.35);color:#fff;}

/* 覆盖 Foundation 默认味道 */
.grid-x{margin-left:0;margin-right:0;}
.grid-x>.cell{padding-left:0;padding-right:0;}
p{margin-bottom:0;}
.accordion,.accordion-item,.accordion-title,.accordion-content{border:none;background:none;color:inherit;}
.pagination{margin:0;}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{margin-bottom:40px;}
.section-head h2{
  font-size:34px;
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.01em;
}
.section-head p{
  margin-top:12px;
  color:var(--text-2);
  font-size:16.5px;
  max-width:760px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--accent);
  font-size:13px;
  letter-spacing:.04em;
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 10px rgba(53,225,208,.8);
}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  background:rgba(5,7,15,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(122,160,255,.12);
}
.brand-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}
.site-logo{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--text);
  flex:none;
}
.site-logo:hover{color:var(--text);}
.logo-mark{
  width:38px;height:38px;
  flex:none;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:radial-gradient(circle at 30% 28%,rgba(58,107,255,.42),rgba(5,7,15,.1) 70%);
  border:1px solid var(--line-strong);
}
.logo-mark svg{width:22px;height:22px;}
.logo-text{display:flex;flex-direction:column;line-height:1.25;}
.logo-text strong{font-size:16.5px;font-weight:700;letter-spacing:.01em;}
.logo-text span{font-size:12.5px;color:var(--text-3);letter-spacing:.06em;}
.logo-text-short{display:none;}
.brand-tools{display:flex;align-items:center;gap:16px;}
.brand-search{
  display:flex;
  align-items:center;
  gap:10px;
  height:44px;
  width:264px;
  padding:0 16px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--line);
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.brand-search svg{width:17px;height:17px;stroke:var(--text-3);flex:none;}
.brand-search input{
  flex:1;min-width:0;
  background:none;border:none;outline:none;
  color:var(--text);
  font-size:14.5px;
  height:100%;
}
.brand-search input::placeholder{color:var(--text-3);}
.brand-search:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(58,107,255,.18);
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--glass);
  position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;
  left:13px;
  width:18px;height:1.5px;
  background:var(--text);
  border-radius:2px;
  transition:transform .25s ease-out,opacity .25s ease-out;
}
.nav-toggle span{top:21px;}
.nav-toggle span::before{top:-6px;left:0;}
.nav-toggle span::after{top:6px;left:0;}
.nav-toggle.is-active span{background:transparent;}
.nav-toggle.is-active span::before{transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-active span::after{transform:translateY(-6px) rotate(-45deg);}

.channel-bar{
  border-top:1px solid rgba(122,160,255,.1);
  position:relative;
}
.channel-scroll{
  display:flex;
  align-items:center;
  gap:6px;
  height:54px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:36px;
  padding:0 16px;
  border-radius:var(--r-pill);
  color:var(--text-2);
  font-size:15px;
  white-space:nowrap;
  transition:background .2s ease-out,color .2s ease-out;
}
.channel-link:hover{background:var(--glass);color:var(--text);}
.channel-link.is-active{
  color:var(--text);
  background:var(--glass);
  font-weight:600;
}
.channel-link.is-active::after{
  content:"";
  position:absolute;
  left:16px;right:16px;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--grad);
  box-shadow:0 0 12px rgba(58,107,255,.75);
}
.channel-more{
  margin-left:auto;
  padding-left:18px;
  color:var(--text-3);
  font-size:13.5px;
  white-space:nowrap;
}
.channel-more:hover{color:var(--text-2);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:110;
  padding:calc(var(--header-h, 118px) + 20px) 24px 40px;
  background:rgba(5,7,15,.96);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  transform:translateY(-12px);
  opacity:0;
  visibility:hidden;
  transition:opacity .25s ease-out,transform .25s ease-out,visibility .25s;
  overflow-y:auto;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.mobile-drawer nav{display:flex;flex-direction:column;gap:6px;}
.mobile-drawer a{
  display:block;
  padding:14px 6px;
  font-size:20px;
  font-weight:600;
  color:var(--text);
  border-bottom:1px solid rgba(122,160,255,.12);
}
.mobile-drawer a.is-active{color:var(--accent);}
.mobile-drawer .drawer-cta{margin-top:26px;}
.mobile-drawer .drawer-cta .btn{width:100%;justify-content:center;}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15.5px;
  font-weight:600;
  white-space:nowrap;
  transition:transform .2s ease-out,box-shadow .2s ease-out,filter .2s ease-out,background .2s ease-out,border-color .2s ease-out,color .2s ease-out;
}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);color:#fff;box-shadow:0 0 0 1px rgba(58,107,255,.6),0 12px 34px rgba(58,107,255,.46);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border:1px solid var(--line-strong);
  color:var(--text);
}
.btn-ghost:hover{border-color:var(--primary);color:var(--text);background:rgba(58,107,255,.12);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--primary);
  font-size:15px;
  font-weight:600;
  padding:6px 0;
  min-height:44px;
}
.btn-text svg{width:16px;height:16px;stroke:currentColor;transition:transform .2s ease-out;}
.btn-text:hover{color:var(--accent);}
.btn-text:hover svg{transform:translateX(3px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--accent);
  font-size:12.5px;
  letter-spacing:.02em;
}
.badge-purple{color:#B9A8FF;}
.badge-warn{color:var(--warn);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:13.5px;
  transition:border-color .2s ease-out,color .2s ease-out,background .2s ease-out;
}
.tag:hover{border-color:var(--line-strong);color:var(--text);background:var(--glass-strong);}
.meta{color:var(--text-3);font-size:13.5px;line-height:1.6;display:inline-flex;align-items:center;gap:6px;}
.meta::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--text-3);
}

/* ============ 页头横幅 ============ */
main{padding-top:var(--header-h,128px);}
.page-banner{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid rgba(122,160,255,.12);
  background-image:
    linear-gradient(135deg,rgba(5,7,15,.94) 0%,rgba(10,16,32,.86) 55%,rgba(58,107,255,.34) 130%),
    url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
}
.page-banner::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(233,238,255,.05) 1px,transparent 1px);
  background-size:26px 26px;
  opacity:.5;
  pointer-events:none;
}
.page-banner .container{position:relative;z-index:2;padding-top:64px;padding-bottom:56px;}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  color:var(--text-3);
  font-size:13.5px;
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:var(--text-3);}
.breadcrumb .current{color:var(--text);}
.page-banner h1{
  font-size:52px;
  line-height:1.22;
  font-weight:700;
  letter-spacing:-.015em;
  max-width:880px;
}
.page-banner .banner-lead{
  margin-top:18px;
  max-width:720px;
  color:var(--text-2);
  font-size:17px;
  line-height:1.85;
}
.banner-stats{
  display:flex;
  flex-wrap:wrap;
  gap:36px;
  margin-top:36px;
  padding-top:28px;
  border-top:1px solid rgba(122,160,255,.16);
}
.banner-stat strong{
  display:block;
  font-size:26px;
  font-weight:700;
  color:var(--accent);
  font-family:"Inter",var(--font);
  letter-spacing:-.01em;
}
.banner-stat span{font-size:13.5px;color:var(--text-3);}

/* ============ 更新条（横向滚动专题卡） ============ */
.ticker-strip{padding:56px 0 8px;}
.ticker-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:24px;
}
.ticker-head h2{font-size:24px;font-weight:700;}
.ticker-head p{color:var(--text-3);font-size:14px;margin-top:6px;}
.ticker-scroll{
  display:flex;
  gap:20px;
  overflow-x:auto;
  padding-bottom:12px;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.ticker-scroll::-webkit-scrollbar{display:none;}
.ticker-card{
  flex:0 0 300px;
  scroll-snap-align:start;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.ticker-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-2);}
.ticker-card img{width:100%;height:150px;object-fit:cover;border-radius:0;}
.ticker-card .ticker-body{padding:18px 20px 22px;}
.ticker-card h3{font-size:17px;font-weight:600;line-height:1.5;margin:10px 0 8px;}
.ticker-card p{color:var(--text-2);font-size:14.5px;line-height:1.7;}

/* ============ 两栏列表布局 ============ */
.feed-layout{display:flex;flex-wrap:wrap;gap:28px;align-items:flex-start;}
.feed-layout>.cell{flex:1 1 100%;max-width:100%;}
.feed-main{display:flex;flex-direction:column;gap:16px;}
.feed-list-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-bottom:18px;
  border-bottom:1px solid rgba(122,160,255,.14);
  margin-bottom:8px;
}
.feed-list-head h2{font-size:22px;font-weight:700;}
.feed-list-head span{color:var(--text-3);font-size:13.5px;}

.feed-item{
  display:flex;
  gap:20px;
  padding:22px 24px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--line);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.feed-item:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  background:var(--glass-strong);
  box-shadow:var(--sh-2);
}
.feed-date{
  flex:0 0 74px;
  align-self:flex-start;
  text-align:center;
  padding:10px 0 12px;
  border-radius:14px;
  background:rgba(58,107,255,.12);
  border:1px solid var(--line);
}
.feed-date strong{
  display:block;
  font-family:"Inter",var(--font);
  font-size:24px;
  font-weight:700;
  color:var(--text);
  line-height:1.2;
}
.feed-date span{font-size:12.5px;color:var(--text-3);letter-spacing:.04em;}
.feed-body{flex:1;min-width:0;}
.feed-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px;}
.feed-body h3{font-size:18px;font-weight:600;line-height:1.5;}
.feed-body h3 a{color:var(--text);}
.feed-body h3 a:hover{color:var(--accent);}
.feed-body p{margin-top:8px;color:var(--text-2);font-size:15px;line-height:1.75;}

/* 分页（胶囊） */
.pager{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:28px;
  flex-wrap:wrap;
}
.pager-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:44px;
  height:44px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:15px;
  transition:border-color .2s ease-out,color .2s ease-out,background .2s ease-out;
}
.pager-link:hover{border-color:var(--line-strong);color:var(--text);background:var(--glass-strong);}
.pager-link.is-current{
  background:var(--grad);
  border-color:transparent;
  color:#fff;
  font-weight:600;
  box-shadow:0 6px 20px rgba(58,107,255,.34);
}
.pager-hint{color:var(--text-3);font-size:13.5px;margin-left:6px;}

/* 侧栏 */
.feed-side{display:flex;flex-direction:column;gap:20px;}
.side-card{
  padding:24px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--line);
}
.side-card h3{
  font-size:17px;
  font-weight:600;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:8px;
}
.side-card h3::before{
  content:"";
  width:3px;height:16px;border-radius:2px;
  background:var(--grad);
  box-shadow:0 0 10px rgba(58,107,255,.7);
}
.side-links{display:flex;flex-direction:column;}
.side-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:13px 0;
  border-bottom:1px solid rgba(122,160,255,.1);
  color:var(--text-2);
  font-size:15px;
}
.side-links a:last-child{border-bottom:none;}
.side-links a:hover{color:var(--accent);}
.side-links svg{width:15px;height:15px;stroke:currentColor;flex:none;}
.side-note{color:var(--text-3);font-size:13.5px;line-height:1.7;}

/* 表单 */
.subscribe-form{display:flex;flex-direction:column;gap:12px;margin-top:4px;}
.field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px;}
.field input{
  width:100%;
  height:48px;
  padding:0 16px;
  border-radius:12px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text);
  outline:none;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.field input::placeholder{color:var(--text-3);}
.field input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(58,107,255,.2);}
.form-hint{font-size:13px;color:var(--text-3);}
.subscribe-form .btn{width:100%;}

/* ============ 跟进要点（窄条卡） ============ */
.relay-grid{display:flex;flex-wrap:wrap;gap:20px;}
.relay-card{
  flex:1 1 300px;
  padding:26px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--line);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.relay-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-2);}
.relay-icon{
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:12px;
  background:rgba(58,107,255,.14);
  border:1px solid var(--line);
  margin-bottom:18px;
}
.relay-icon svg{width:22px;height:22px;stroke:var(--accent);}
.relay-card h3{font-size:18px;font-weight:600;margin-bottom:10px;}
.relay-card p{color:var(--text-2);font-size:15px;line-height:1.8;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.faq-item{
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--line);
  margin-bottom:14px;
  overflow:hidden;
  position:relative;
  transition:border-color .2s ease-out,background .2s ease-out;
}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:2px;
  border-radius:2px;
  background:transparent;
  transition:background .25s ease-out;
}
.faq-item.is-open{border-color:var(--line-strong);background:var(--glass-strong);}
.faq-item.is-open::before{background:var(--grad-soft);box-shadow:0 0 14px rgba(58,107,255,.8);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--text);
}
.faq-q .faq-sign{
  flex:none;
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--line-strong);
  position:relative;
}
.faq-q .faq-sign::before,
.faq-q .faq-sign::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:var(--text-2);
  transform:translate(-50%,-50%);
  transition:transform .25s ease-out,background .25s ease-out;
}
.faq-q .faq-sign::before{width:11px;height:1.5px;}
.faq-q .faq-sign::after{width:1.5px;height:11px;}
.faq-item.is-open .faq-sign::before,
.faq-item.is-open .faq-sign::after{background:var(--accent);}
.faq-item.is-open .faq-sign::after{transform:translate(-50%,-50%) scaleY(0);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease-out;
}
.faq-a p{
  padding:0 24px 22px;
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.85;
}

/* ============ 结尾 CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(135deg,rgba(58,107,255,.16) 0%,rgba(124,92,255,.12) 55%,rgba(53,225,208,.08) 100%),rgba(10,16,32,.7);
  padding:56px 48px;
  text-align:center;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(233,238,255,.06) 1px,transparent 1px);
  background-size:28px 28px;
  opacity:.55;
  pointer-events:none;
}
.cta-band>*{position:relative;z-index:2;}
.cta-band h2{font-size:32px;font-weight:700;line-height:1.35;}
.cta-band p{margin:16px auto 0;max-width:660px;color:var(--text-2);font-size:16.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:96px;
  border-top:1px solid rgba(122,160,255,.14);
  background-image:radial-gradient(rgba(233,238,255,.035) 1px,transparent 1px);
  background-size:30px 30px;
  padding:64px 0 32px;
}
.footer-top{
  display:flex;
  flex-wrap:wrap;
  gap:48px;
  justify-content:space-between;
  padding-bottom:40px;
  border-bottom:1px solid rgba(122,160,255,.12);
}
.footer-brand{flex:1 1 320px;max-width:420px;}
.footer-brand p{margin-top:16px;color:var(--text-2);font-size:14.5px;line-height:1.8;}
.footer-col{flex:1 1 200px;}
.footer-col h3{font-size:15px;font-weight:600;margin-bottom:18px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{color:var(--text-2);font-size:14.5px;}
.footer-col ul a:hover{color:var(--accent);}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;}
.footer-tags span{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 12px;
  border-radius:var(--r-pill);
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:13px;
}
.footer-info{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
  padding:24px 0;
  border-bottom:1px solid rgba(122,160,255,.12);
  color:var(--text-2);
  font-size:14px;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  justify-content:space-between;
  padding-top:24px;
  color:var(--text-3);
  font-size:13.5px;
}

/* ============ 响应式 ============ */
@media (min-width:1024px){
  .feed-layout>.large-8{flex:0 0 calc(66.667% - 14px);max-width:calc(66.667% - 14px);}
  .feed-layout>.large-4{flex:0 0 calc(33.333% - 14px);max-width:calc(33.333% - 14px);}
  .feed-side{position:sticky;top:calc(var(--header-h,128px) + 20px);}
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}
@media (max-width:1023px){
  .brand-search{width:200px;}
  .page-banner h1{font-size:40px;}
  .section{padding:64px 0;}
  .cta-band{padding:44px 28px;}
  .cta-band h2{font-size:26px;}
  .section-head h2{font-size:28px;}
}
@media (max-width:900px){
  .brand-search{display:none;}
  .nav-toggle{display:block;}
  .brand-bar{height:64px;}
  .channel-scroll{
    padding-right:24px;
    -webkit-mask-image:linear-gradient(to right,#000 82%,transparent 100%);
    mask-image:linear-gradient(to right,#000 82%,transparent 100%);
  }
  .channel-more{display:none;}
  .logo-text-full{display:none;}
  .logo-text-short{display:block;}
  .page-banner .container{padding-top:44px;padding-bottom:40px;}
  .page-banner h1{font-size:34px;}
  .page-banner .banner-lead{font-size:16px;}
  .banner-stats{gap:24px;}
  .footer-top{gap:32px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .section-head h2{font-size:24px;}
  .page-banner h1{font-size:30px;}
  .ticker-card{flex:0 0 82%;}
  .feed-item{flex-direction:column;gap:14px;padding:20px;}
  .feed-date{
    flex:none;
    display:inline-flex;
    align-items:baseline;
    gap:6px;
    padding:6px 12px;
    align-self:flex-start;
  }
  .feed-date strong{font-size:18px;}
  .feed-date span{font-size:12.5px;}
  .faq-q{padding:18px;font-size:15.5px;}
  .faq-a p{padding:0 18px 18px;}
  .cta-band{padding:36px 20px;}
  .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .feed-item:hover,.ticker-card:hover,.relay-card:hover{transform:none;}
}