:root{
  --bg:#050712;
  --panel:rgba(255,255,255,.08);
  --panel-strong:rgba(255,255,255,.14);
  --line:rgba(128,218,255,.28);
  --text:#f4f8ff;
  --muted:#b6c3dc;
  --accent:#20d7ff;
  --accent-2:#9c65ff;
  --accent-3:#44f0b6;
  --warning:#ffd36e;
  --shadow:0 24px 80px rgba(0,0,0,.45);
  --radius:28px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  background:
    radial-gradient(circle at 15% 10%,rgba(32,215,255,.18),transparent 32rem),
    radial-gradient(circle at 85% 15%,rgba(156,101,255,.22),transparent 34rem),
    linear-gradient(180deg,#050712 0%,#081023 48%,#050712 100%);
  color:var(--text);
  min-height:100vh;
}
body:before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 78%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
.skip-link{
  position:absolute;
  left:-999px;
  top:10px;
  background:#fff;
  color:#0b1022;
  padding:10px 14px;
  border-radius:10px;
  z-index:99;
}
.skip-link:focus{left:10px}
.site-header{
  position:sticky;
  top:0;
  z-index:20;
  backdrop-filter:blur(22px);
  background:rgba(5,7,18,.78);
  border-bottom:1px solid rgba(128,218,255,.14);
}
.nav-shell,.search-shell,.section-inner,.hero{
  width:min(var(--max),calc(100% - 32px));
  margin:0 auto;
}
.nav-shell{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:16px 0 10px;
}
.brand-link{display:flex;align-items:center;gap:12px;min-width:max-content}
.brand-mark{
  width:48px;height:48px;border-radius:16px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 0 30px rgba(32,215,255,.28), inset 0 0 18px rgba(255,255,255,.2);
  color:#06101f;font-weight:900;
}
.brand-link strong{display:block;font-size:22px;letter-spacing:.04em}
.brand-link small{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.top-nav{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end;
}
.top-nav a{
  color:#dce8ff;
  font-size:14px;
  padding:10px 12px;
  border:1px solid transparent;
  border-radius:999px;
  transition:.25s ease;
}
.top-nav a:hover,.top-nav a.is-active{
  border-color:rgba(32,215,255,.35);
  background:rgba(32,215,255,.1);
  color:#fff;
}
.top-nav .nav-download{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#06101f;
  font-weight:800;
  box-shadow:0 12px 28px rgba(32,215,255,.18);
}
.nav-toggle{
  display:none;
  border:1px solid var(--line);
  border-radius:999px;
  padding:10px 14px;
  background:rgba(255,255,255,.08);
  color:var(--text);
}
.search-shell{
  display:grid;
  grid-template-columns:minmax(280px,600px) 1fr;
  gap:14px;
  padding:0 0 14px;
  align-items:center;
}
.search-box{
  display:flex;align-items:center;gap:8px;
  padding:8px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(128,218,255,.2);
}
.search-box label{position:absolute;inline-size:1px;block-size:1px;overflow:hidden;clip:rect(0 0 0 0)}
.search-box input{
  flex:1;
  min-width:0;
  border:0;
  outline:0;
  color:var(--text);
  background:transparent;
  padding:10px 12px;
}
.search-box input::placeholder{color:#8191b2}
.search-box button,.btn{
  border:0;
  border-radius:999px;
  padding:11px 18px;
  color:#06101f;
  font-weight:800;
  cursor:pointer;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));
  box-shadow:0 14px 30px rgba(32,215,255,.18);
}
.search-tip{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
.hero{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:34px;
  align-items:center;
  padding:76px 0 44px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  color:#e8fbff;
  border:1px solid rgba(32,215,255,.32);
  background:rgba(32,215,255,.09);
  border-radius:999px;
  padding:8px 14px;
  font-size:14px;
}
.eyebrow:before{
  content:"";
  width:9px;height:9px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 16px var(--accent);
}
h1,h2,h3,h4,h5,h6{line-height:1.16;margin:0 0 16px}
h1{font-size:clamp(42px,7vw,78px);letter-spacing:-.05em}
h2{font-size:clamp(30px,4vw,48px);letter-spacing:-.03em}
h3{font-size:22px}
h4{font-size:19px}
h5{font-size:17px}
h6{font-size:15px;color:#e8fbff}
.lead{font-size:18px;color:#d4def4;line-height:1.9;margin:0 0 26px}
.hero-actions,.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.btn.secondary{
  color:var(--text);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:none;
}
.domain-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.13);
  color:#cfe2ff;
  margin-top:20px;
  font-size:14px;
}
.hero-card,.glass-card,.video-card,.metric-card,.quote-card,.faq-item,.related-card{
  border:1px solid rgba(128,218,255,.2);
  background:linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.045));
  box-shadow:var(--shadow);
  border-radius:var(--radius);
}
.hero-card{padding:14px;position:relative;overflow:hidden}
.hero-card:after{
  content:"";
  position:absolute;
  inset:8% -18% auto auto;
  width:220px;height:220px;border-radius:50%;
  background:rgba(156,101,255,.28);
  filter:blur(54px);
}
.hero-card figure{margin:0;position:relative;z-index:1}
.hero-card img{border-radius:22px;min-height:300px;object-fit:cover}
figcaption,.image-description{color:#aebcda;font-size:13px;line-height:1.7;margin-top:10px}
.section{
  padding:66px 0;
  position:relative;
}
.section-inner{position:relative}
.section-head{
  display:flex;
  justify-content:space-between;
  gap:24px;
  align-items:end;
  margin-bottom:28px;
}
.section-head p{max-width:720px;color:var(--muted);line-height:1.8;margin:0}
.badge-row,.tag-list{
  display:flex;flex-wrap:wrap;gap:9px;
  margin:18px 0;
}
.badge,.tag{
  display:inline-flex;
  padding:8px 12px;
  border-radius:999px;
  color:#dff8ff;
  border:1px solid rgba(32,215,255,.24);
  background:rgba(32,215,255,.08);
  font-size:13px;
}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.glass-card{padding:24px;position:relative;overflow:hidden}
.glass-card:before,.video-card:before{
  content:"";
  position:absolute;
  inset:-1px;
  background:linear-gradient(120deg,rgba(32,215,255,.26),transparent 34%,rgba(156,101,255,.22));
  opacity:0;
  transition:.28s ease;
}
.glass-card:hover:before,.video-card:hover:before{opacity:1}
.glass-card > *, .video-card > *{position:relative;z-index:1}
.card-image{border-radius:22px;overflow:hidden;margin:-8px -8px 18px;border:1px solid rgba(255,255,255,.1)}
.card-image img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .45s ease}
.glass-card:hover img,.video-card:hover img{transform:scale(1.045)}
.stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:10px;
  margin-top:18px;
}
.stats span,.metric-card{
  padding:12px;
  border-radius:18px;
  background:rgba(0,0,0,.18);
  border:1px solid rgba(255,255,255,.08);
}
.stats b,.metric-card b{display:block;color:#fff;font-size:18px}
.stats small,.metric-card small{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.video-card{padding:16px;position:relative;overflow:hidden}
.video-frame{
  position:relative;
  border-radius:22px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  background:#02050e;
}
.video-frame video,.video-frame img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  opacity:.95;
}
.play-overlay{
  position:absolute;inset:0;
  display:grid;place-items:center;
  background:linear-gradient(180deg,transparent,rgba(0,0,0,.38));
  opacity:.15;
  transition:.25s ease;
}
.video-card:hover .play-overlay,.video-card:focus-within .play-overlay{opacity:1}
.play-button{
  width:78px;height:78px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.92);
  color:#06101f;
  box-shadow:0 0 30px rgba(32,215,255,.5);
  transform:scale(.86);
  transition:.25s ease;
}
.video-card:hover .play-button{transform:scale(1)}
.play-button:before{
  content:"";
  border-top:15px solid transparent;
  border-bottom:15px solid transparent;
  border-left:23px solid #06101f;
  margin-left:5px;
}
.video-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;color:#c9d7f2;font-size:13px}
.process{
  counter-reset:step;
  display:grid;
  gap:16px;
}
.process li{
  list-style:none;
  position:relative;
  padding:22px 22px 22px 76px;
  border-radius:24px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.11);
}
.process li:before{
  counter-increment:step;
  content:counter(step);
  position:absolute;
  left:20px;top:20px;
  width:38px;height:38px;border-radius:14px;
  display:grid;place-items:center;
  color:#06101f;font-weight:900;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
}
.quote-card{padding:22px}
.quote-head{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.quote-head img{width:56px;height:56px;border-radius:18px;border:1px solid rgba(32,215,255,.25)}
.quote-card p{color:#d9e4ff;line-height:1.8}
.rating{color:var(--warning);font-weight:800}
.faq-list{display:grid;gap:14px}
.faq-item{padding:20px}
.faq-item summary{cursor:pointer;font-weight:800;color:#fff}
.faq-item p{color:var(--muted);line-height:1.8;margin:12px 0 0}
.news-card{display:grid;grid-template-columns:230px 1fr;gap:18px;align-items:center}
.news-card .card-image{margin:0}
.kpi-strip{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
  margin-top:26px;
}
.metric-card{box-shadow:none;text-align:center}
.breadcrumb{
  width:min(var(--max),calc(100% - 32px));
  margin:0 auto;
  padding:24px 0 0;
  color:#aebcda;
  font-size:14px;
}
.breadcrumb a{color:#dff8ff}
.page-hero{
  padding:64px 0 24px;
}
.page-hero .section-inner{
  display:grid;
  grid-template-columns:1fr .72fr;
  gap:32px;
  align-items:center;
}
.json-panel{
  white-space:pre-wrap;
  word-break:break-word;
  overflow:auto;
  max-height:420px;
  padding:18px;
  border-radius:22px;
  border:1px solid rgba(128,218,255,.2);
  background:rgba(0,0,0,.3);
  color:#dff8ff;
  font-size:13px;
  line-height:1.75;
}
.related-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.related-card{padding:18px;box-shadow:none}
.site-footer{
  border-top:1px solid rgba(128,218,255,.14);
  background:rgba(2,5,14,.88);
  margin-top:70px;
}
.footer-grid{
  width:min(var(--max),calc(100% - 32px));
  margin:0 auto;
  display:grid;
  grid-template-columns:1.2fr .8fr 1fr;
  gap:24px;
  padding:42px 0;
}
.footer-grid h2{font-size:20px}
.footer-grid p,.footer-grid a{
  display:block;
  color:var(--muted);
  line-height:1.8;
  margin:0 0 8px;
}
.footer-grid a:hover{color:#fff}
.footer-bottom{
  width:min(var(--max),calc(100% - 32px));
  margin:0 auto;
  border-top:1px solid rgba(255,255,255,.08);
  padding:18px 0 28px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:#93a3c3;font-size:14px;
}
.toast{
  position:fixed;
  left:50%;
  bottom:24px;
  transform:translateX(-50%) translateY(20px);
  min-width:min(520px,calc(100% - 32px));
  padding:14px 18px;
  border-radius:16px;
  border:1px solid rgba(32,215,255,.28);
  background:rgba(6,12,28,.94);
  color:#fff;
  box-shadow:var(--shadow);
  opacity:0;
  pointer-events:none;
  transition:.25s ease;
  z-index:50;
}
.toast.is-show{opacity:1;transform:translateX(-50%) translateY(0)}
.table-wrap{overflow:auto;border-radius:22px;border:1px solid rgba(128,218,255,.2)}
table{width:100%;border-collapse:collapse;background:rgba(255,255,255,.06)}
th,td{padding:14px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;color:#d7e5ff}
th{color:#fff;background:rgba(255,255,255,.08)}
pre{margin:0}
.article-body{
  color:#d6e2f6;
  line-height:1.95;
  font-size:17px;
}
.article-body h2,.article-body h3{color:#fff;margin-top:30px}
.article-body ul{padding-left:22px}
.article-body li{margin:8px 0}
@media (max-width:980px){
  .hero,.page-hero .section-inner,.grid-3,.grid-4,.footer-grid{grid-template-columns:1fr 1fr}
  .section-head{display:block}
  .news-card{grid-template-columns:1fr}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .search-shell{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav-shell{align-items:flex-start}
  .nav-toggle{display:inline-flex}
  .top-nav{
    display:none;
    position:absolute;
    left:16px;right:16px;top:78px;
    padding:14px;
    border-radius:24px;
    background:rgba(6,12,28,.98);
    border:1px solid rgba(128,218,255,.2);
    box-shadow:var(--shadow);
  }
  .top-nav.is-open{display:grid;grid-template-columns:1fr;align-items:stretch}
  .top-nav a{border-color:rgba(255,255,255,.08)}
  .search-shell{padding-top:4px}
  .search-box{border-radius:22px;align-items:stretch}
  .search-box input{min-height:44px}
  .hero{grid-template-columns:1fr;padding-top:48px}
  .hero-card img{min-height:220px}
  .grid-2,.grid-3,.grid-4,.kpi-strip,.footer-grid,.page-hero .section-inner{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .section{padding:44px 0}
  .footer-bottom{display:block}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}