:root{
  --bg:#05050b;
  --panel:#0d0d18;
  --panel-soft:rgba(255,255,255,.07);
  --text:#f7f1ff;
  --muted:#bbb2cc;
  --gold:#ffd76b;
  --purple:#a64eff;
  --cyan:#00e5ff;
  --pink:#ff3f9f;
  --line:rgba(255,255,255,.13);
  --shadow:0 24px 80px rgba(106,43,255,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 18% 4%,rgba(166,78,255,.28),transparent 32rem),
    radial-gradient(circle at 84% 12%,rgba(255,215,107,.16),transparent 30rem),
    radial-gradient(circle at 50% 100%,rgba(0,229,255,.12),transparent 34rem),
    var(--bg);
  line-height:1.72;
  overflow-x:hidden;
}
body:before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-2;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 84%);
}
body:after{
  content:"";
  position:fixed;
  inset:-20%;
  z-index:-1;
  background:conic-gradient(from 160deg,transparent,rgba(255,215,107,.08),transparent,rgba(166,78,255,.1),transparent);
  animation:spinGlow 28s linear infinite;
}
@keyframes spinGlow{to{transform:rotate(360deg)}}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:1rem;top:1rem;width:auto;height:auto;background:#000;color:#fff;padding:.7rem 1rem;z-index:1000}
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(18px);
  background:linear-gradient(180deg,rgba(5,5,11,.92),rgba(5,5,11,.68));
  border-bottom:1px solid var(--line);
}
.nav-wrap{max-width:1240px;margin:auto;padding:16px 20px 10px;display:flex;align-items:center;gap:18px;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.06em}
.logo-mark{
  width:44px;height:44px;border-radius:15px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold),var(--purple));
  color:#09080e;
  box-shadow:0 0 35px rgba(255,215,107,.28),0 0 50px rgba(166,78,255,.2);
}
.logo span:last-child{font-size:1.05rem}
.nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.nav-links a{
  padding:10px 12px;border-radius:999px;color:#e8def8;font-size:.94rem;
  border:1px solid transparent;
}
.nav-links a:hover,.nav-links a.active{border-color:rgba(255,215,107,.42);background:rgba(255,255,255,.07)}
.header-search{max-width:1240px;margin:0 auto 14px;padding:0 20px}
.fake-search{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border:1px solid rgba(255,215,107,.22);
  background:linear-gradient(90deg,rgba(255,255,255,.08),rgba(255,255,255,.035));
  border-radius:20px;
  box-shadow:inset 0 0 24px rgba(166,78,255,.08);
}
.fake-search input{
  flex:1;min-width:0;border:0;outline:0;background:transparent;color:#fff;font-size:1rem;
}
.fake-search input::placeholder{color:#9f95ae}
.fake-search button,.btn{
  border:0;border-radius:999px;padding:12px 18px;font-weight:800;cursor:pointer;
  color:#09080e;background:linear-gradient(135deg,var(--gold),#fff1b7);
  box-shadow:0 12px 32px rgba(255,215,107,.2);
}
.fake-search small{color:var(--muted)}
main{max-width:1240px;margin:auto;padding:34px 20px 72px}
.hero{
  display:grid;grid-template-columns:1.02fr .98fr;gap:28px;align-items:center;
  min-height:640px;
}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:999px;
  background:rgba(166,78,255,.14);border:1px solid rgba(166,78,255,.38);
  color:#eadfff;font-size:.92rem;
}
.hero h1{font-size:clamp(2.55rem,6vw,5.45rem);line-height:1.02;margin:20px 0 18px;letter-spacing:-.05em}
.gradient-text{
  background:linear-gradient(135deg,#fff,var(--gold),var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{font-size:1.15rem;color:#d7cfdf;max-width:760px}
.action-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn.secondary{background:rgba(255,255,255,.07);color:#fff;border:1px solid rgba(255,255,255,.18);box-shadow:none}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px}
.stat{padding:18px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.055)}
.stat strong{font-size:1.5rem;color:var(--gold);display:block}
.media-frame{
  position:relative;border-radius:36px;padding:10px;
  background:linear-gradient(135deg,rgba(255,215,107,.52),rgba(166,78,255,.46),rgba(0,229,255,.28));
  box-shadow:var(--shadow);
}
.media-frame img{border-radius:28px;min-height:360px;object-fit:cover}
.float-card{
  position:absolute;left:-14px;bottom:28px;max-width:320px;
  padding:16px;border:1px solid rgba(255,255,255,.16);
  background:rgba(8,8,18,.78);backdrop-filter:blur(14px);border-radius:22px;
}
.section{margin-top:74px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}
.kicker{color:var(--cyan);font-weight:900;letter-spacing:.12em;text-transform:uppercase;font-size:.78rem}
h2{font-size:clamp(1.8rem,3.5vw,3.35rem);line-height:1.1;margin:.2rem 0}
h3{font-size:1.24rem;margin:.3rem 0 .45rem}
.muted{color:var(--muted)}
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  border:1px solid var(--line);border-radius:28px;padding:22px;
  background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));
  box-shadow:0 16px 60px rgba(0,0,0,.18);
}
.video-card{padding:0;overflow:hidden;position:relative}
.video-shell{
  position:relative;aspect-ratio:16/10;background:#090910;overflow:hidden;
}
.video-shell img,.video-shell video{width:100%;height:100%;object-fit:cover;transition:transform .55s ease,filter .55s ease}
.video-shell video{position:absolute;inset:0;opacity:0}
.play{
  position:absolute;inset:0;display:grid;place-items:center;
  background:radial-gradient(circle,rgba(255,215,107,.16),rgba(0,0,0,.42));
  opacity:0;transition:.35s ease;
}
.play span{
  width:76px;height:76px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold),var(--purple));color:#08070d;font-weight:900;font-size:1.8rem;
  box-shadow:0 0 40px rgba(255,215,107,.4);
}
.video-card:hover .play,.video-card:focus-within .play{opacity:1}
.video-card:hover img{transform:scale(1.08);filter:saturate(1.2) contrast(1.08)}
.video-content{padding:20px}
.meta{display:flex;gap:10px;flex-wrap:wrap;color:#d9d0e5;font-size:.9rem}
.tag-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{font-size:.78rem;padding:5px 9px;border-radius:999px;background:rgba(255,215,107,.11);border:1px solid rgba(255,215,107,.24);color:#ffefbd}
.topic-list{display:grid;gap:12px}
.topic{display:flex;justify-content:space-between;gap:16px;padding:16px;border-radius:18px;background:rgba(255,255,255,.055);border:1px solid var(--line)}
.barrage{
  min-height:330px;position:relative;overflow:hidden;border-radius:28px;
  background:radial-gradient(circle at 25% 20%,rgba(166,78,255,.25),transparent 30%),rgba(255,255,255,.05);
  border:1px solid var(--line);
}
.bullet{
  position:absolute;left:100%;white-space:nowrap;padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);
  animation:barrage 16s linear infinite;
}
.bullet:nth-child(1){top:12%;animation-delay:0s}
.bullet:nth-child(2){top:29%;animation-delay:2s}
.bullet:nth-child(3){top:47%;animation-delay:4s}
.bullet:nth-child(4){top:64%;animation-delay:6s}
.bullet:nth-child(5){top:78%;animation-delay:8s}
@keyframes barrage{to{transform:translateX(-150vw)}}
.expert{display:flex;gap:14px;align-items:flex-start}
.avatar{width:58px;height:58px;border-radius:20px;background:linear-gradient(135deg,var(--gold),var(--purple));display:grid;place-items:center;color:#08070d;font-weight:900;flex:0 0 auto}
.review{position:relative}
.review:before{content:"“";position:absolute;right:22px;top:8px;font-size:5rem;color:rgba(255,215,107,.13);line-height:1}
.logo-wall{grid-template-columns:repeat(6,1fr)}
.partner{height:84px;display:grid;place-items:center;border-radius:22px;border:1px solid var(--line);background:rgba(255,255,255,.05);font-weight:900;color:#e9e0f4}
.faq details{border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.055);padding:16px 18px}
.faq details+details{margin-top:12px}
.faq summary{cursor:pointer;font-weight:900}
.contact-grid{grid-template-columns:1.1fr .9fr}
.domain-box{
  padding:18px;border-radius:22px;background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.22);
  word-break:break-word;
}
.qr-row{display:flex;gap:16px;flex-wrap:wrap}
.qr-card{flex:1;min-width:180px;border:1px solid var(--line);border-radius:24px;padding:16px;background:rgba(255,255,255,.05)}
.qr{display:grid;grid-template-columns:repeat(9,1fr);gap:3px;width:144px;height:144px;margin:auto;padding:9px;background:#fff;border-radius:12px}
.qr i{display:block;border-radius:2px;background:#08070d;opacity:.18}
.qr i.on{opacity:1}
.breadcrumb{color:var(--muted);font-size:.92rem;margin-bottom:24px}
.breadcrumb a{color:#fff}
.page-hero{padding:52px;border-radius:34px;border:1px solid var(--line);background:linear-gradient(135deg,rgba(255,215,107,.13),rgba(166,78,255,.16),rgba(0,229,255,.08))}
.timeline{counter-reset:step}
.timeline .card{position:relative;padding-left:72px}
.timeline .card:before{counter-increment:step;content:counter(step);position:absolute;left:22px;top:24px;width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--gold),var(--purple));color:#08070d;display:grid;place-items:center;font-weight:900}
.site-footer{
  border-top:1px solid var(--line);
  background:rgba(3,3,8,.82);
  padding:38px 20px;
}
.footer-inner{max-width:1240px;margin:auto;display:grid;grid-template-columns:1fr 1.2fr;gap:26px}
.footer-links{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted)}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media (max-width:980px){
  .hero,.contact-grid{grid-template-columns:1fr}
  .grid-3,.grid-4,.logo-wall{grid-template-columns:repeat(2,1fr)}
  .section-head{align-items:flex-start;flex-direction:column}
  .float-card{position:static;margin-top:12px}
}
@media (max-width:680px){
  .nav-wrap{align-items:flex-start;flex-direction:column}
  .nav-links{justify-content:flex-start}
  .fake-search{align-items:stretch;flex-direction:column}
  .hero{min-height:auto;padding-top:20px}
  .stats{grid-template-columns:1fr}
  .grid-3,.grid-4,.logo-wall{grid-template-columns:1fr}
  .page-hero{padding:30px 20px}
  .footer-inner{grid-template-columns:1fr}
}