:root{
  --bg:#06060b;
  --panel:#10101a;
  --panel-2:#171327;
  --text:#f8f4ff;
  --muted:#c8c0d8;
  --gold:#ffd76a;
  --purple:#8d5cff;
  --pink:#ff4fd8;
  --line:rgba(255,255,255,.12);
  --shadow:0 24px 80px rgba(128,78,255,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:radial-gradient(circle at 15% 0%,rgba(141,92,255,.22),transparent 34%),radial-gradient(circle at 85% 8%,rgba(255,215,106,.18),transparent 32%),var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.skip-link{position:absolute;left:-999px;top:auto;background:#fff;color:#000;padding:8px 12px;z-index:30}.skip-link:focus{left:12px;top:12px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(6,6,11,.82);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.nav-wrap{width:min(1180px,92vw);margin:auto;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0}
.brand-logo{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.08em}.brand-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--gold),var(--purple),var(--pink));display:grid;place-items:center;color:#09090f;box-shadow:0 0 34px rgba(255,215,106,.34)}
.nav-links{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.nav-links a{padding:9px 12px;border:1px solid transparent;border-radius:999px;color:#eee8ff;font-size:14px}.nav-links a:hover,.nav-links a:focus{border-color:rgba(255,215,106,.45);background:rgba(255,255,255,.07);box-shadow:0 0 28px rgba(141,92,255,.28)}
.search-band{border-top:1px solid rgba(255,255,255,.06);background:linear-gradient(90deg,rgba(141,92,255,.12),rgba(255,215,106,.08),rgba(255,79,216,.1))}.fake-search{width:min(900px,92vw);margin:12px auto;display:flex;gap:10px}.fake-search input{flex:1;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);color:#fff;border-radius:999px;padding:14px 18px;outline:none}.fake-search button,.btn{border:0;border-radius:999px;padding:13px 20px;font-weight:800;color:#09090f;background:linear-gradient(135deg,var(--gold),#ffefb0);cursor:pointer}.fake-search-msg{width:min(900px,92vw);margin:-4px auto 12px;color:var(--gold);font-size:13px;min-height:20px}
main{width:min(1180px,92vw);margin:auto}.hero{display:grid;grid-template-columns:1.04fr .96fr;gap:34px;align-items:center;padding:68px 0 44px;position:relative}.hero:before{content:"";position:absolute;inset:40px auto auto -10vw;width:35vw;height:35vw;background:radial-gradient(circle,rgba(141,92,255,.2),transparent 70%);filter:blur(20px);pointer-events:none}.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--gold);border:1px solid rgba(255,215,106,.28);padding:7px 12px;border-radius:999px;background:rgba(255,215,106,.08);font-size:13px}.hero h1,.page-hero h1{font-size:clamp(36px,6vw,82px);line-height:1.04;margin:18px 0;background:linear-gradient(135deg,#fff,var(--gold),#d7c6ff);-webkit-background-clip:text;color:transparent}.lead{font-size:clamp(16px,2vw,21px);color:var(--muted);max-width:760px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.btn.secondary{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.18)}.hero-card{border:1px solid rgba(255,255,255,.13);border-radius:34px;overflow:hidden;background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.02));box-shadow:var(--shadow);position:relative}.hero-card img{aspect-ratio:1.55/1;object-fit:cover}.hero-card figcaption,.image-description{padding:15px 18px;color:var(--muted);font-size:14px;background:rgba(0,0,0,.2)}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:8px 0 54px}.metric{padding:20px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.06)}.metric strong{display:block;font-size:28px;color:var(--gold)}.metric span{color:var(--muted);font-size:13px}
.section{padding:48px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:22px}.section h2{font-size:clamp(26px,4vw,44px);line-height:1.1;margin:0}.section p{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:26px;background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.025));padding:22px;box-shadow:0 18px 46px rgba(0,0,0,.24)}.card h3{margin:0 0 10px;font-size:20px}.tag{display:inline-flex;border:1px solid rgba(255,215,106,.28);color:var(--gold);border-radius:999px;padding:4px 9px;font-size:12px;margin:4px 6px 4px 0}.video-card{position:relative;overflow:hidden;padding:0}.video-cover{position:relative;overflow:hidden;background:#111}.video-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .45s ease,filter .45s ease}.video-cover video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;pointer-events:none}.play-button{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.82);width:68px;height:68px;border-radius:50%;display:grid;place-items:center;background:rgba(255,215,106,.92);color:#08070d;opacity:0;transition:.28s ease;box-shadow:0 0 44px rgba(255,215,106,.45)}.play-button:before{content:"";border-left:18px solid #08070d;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:4px}.video-card:after{content:"";position:absolute;inset:-40%;background:conic-gradient(from 180deg,transparent,rgba(255,215,106,.22),rgba(141,92,255,.25),transparent);opacity:0;transition:.4s ease;pointer-events:none}.video-card:hover .video-cover img,.video-card:focus-within .video-cover img{transform:scale(1.08);filter:saturate(1.22) contrast(1.08)}.video-card:hover .play-button,.video-card:focus-within .play-button{opacity:1;transform:translate(-50%,-50%) scale(1)}.video-card:hover:after,.video-card:focus-within:after{opacity:1;animation:spin 5s linear infinite}.video-body{padding:18px}.video-meta{display:flex;flex-wrap:wrap;gap:10px;color:#ddd3ef;font-size:13px;margin:12px 0}.video-desc{font-size:14px;color:var(--muted)}@keyframes spin{to{transform:rotate(360deg)}}
.topic-stream{display:grid;grid-template-columns:1fr 1fr;gap:18px}.danmu{display:flex;flex-direction:column;gap:12px}.bubble{padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1)}.bubble:nth-child(2n){margin-left:34px;color:#fff3bf}.experts .card{min-height:220px}.avatar{width:64px;height:64px;border-radius:22px;background:linear-gradient(135deg,var(--purple),var(--gold));display:grid;place-items:center;color:#09090f;font-weight:900;margin-bottom:14px}.logo-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.partner{border:1px solid var(--line);border-radius:20px;padding:18px;text-align:center;background:rgba(255,255,255,.05);color:#e8ddff}.faq-stack{margin-top:18px}.faq details{border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.05);padding:17px 19px}.faq details+details{margin-top:12px}.faq summary{cursor:pointer;font-weight:800;color:#fff}.review{display:flex;flex-direction:column;gap:10px}.review blockquote{margin:0;color:#efe9ff}.contact-panel{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.qr-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.qr-card{border:1px solid var(--line);border-radius:24px;overflow:hidden;background:rgba(255,255,255,.06)}.qr-card img{width:100%;aspect-ratio:1/1;object-fit:cover}.qr-card p{padding:0 15px 15px;margin:0;font-size:14px}.page-hero{padding:56px 0 18px}.breadcrumb{color:var(--muted);font-size:14px}.breadcrumb a{color:var(--gold)}.feature-list{display:grid;gap:14px}.feature-row{display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:start;border:1px solid var(--line);border-radius:24px;padding:20px;background:rgba(255,255,255,.05)}
.site-footer{margin-top:54px;border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(0,0,0,.22));padding:34px 0}.footer-inner{width:min(1180px,92vw);margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:24px}.footer-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.footer-links a{border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:var(--muted)}.record{color:var(--muted);font-size:14px;margin-top:12px}.domain-pill{display:inline-flex;border:1px solid rgba(255,215,106,.3);border-radius:999px;padding:4px 9px;color:var(--gold);background:rgba(255,215,106,.07)}
@media (max-width:920px){.hero,.contact-panel,.topic-stream,.footer-inner{grid-template-columns:1fr}.metrics,.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.section-head{display:block}.footer-links{justify-content:flex-start}.feature-row{grid-template-columns:1fr}.nav-wrap{align-items:flex-start;flex-direction:column}.fake-search{flex-direction:column}.logo-wall{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){main,.footer-inner,.nav-wrap{width:min(94vw,560px)}.grid-3,.grid-4,.metrics,.qr-grid{grid-template-columns:1fr}.hero{padding-top:38px}.nav-links{gap:4px}.nav-links a{font-size:13px;padding:8px 10px}.card{padding:18px}.section{padding:34px 0}.hero h1,.page-hero h1{font-size:38px}}