:root{
  color-scheme:dark;
  --bg:#05030a;
  --panel:#11101c;
  --panel-2:#171225;
  --text:#fff7df;
  --muted:#cfc6e9;
  --soft:#8c84aa;
  --gold:#f7c85f;
  --violet:#9a52ff;
  --pink:#ff4fd8;
  --cyan:#53ffe0;
  --line:rgba(255,255,255,.12);
  --glass:rgba(255,255,255,.07);
  --shadow:0 24px 90px rgba(106,39,255,.28);
  --radius:24px;
  --max:1180px;
  --font:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:
    radial-gradient(circle at 15% 5%,rgba(255,79,216,.20),transparent 26rem),
    radial-gradient(circle at 85% 0,rgba(83,255,224,.12),transparent 24rem),
    radial-gradient(circle at 55% 18%,rgba(247,200,95,.12),transparent 28rem),
    linear-gradient(180deg,#05030a 0%,#0b0613 45%,#040308 100%);
  min-height:100vh;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
.skip-link{position:absolute;left:-999px;top:12px;background:#fff;color:#000;padding:10px 14px;border-radius:999px;z-index:999}
.skip-link:focus{left:12px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.site-header{position:sticky;top:0;z-index:50;background:rgba(5,3,10,.70);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.top-glow{position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,200,95,.10),rgba(154,82,255,.12),rgba(83,255,224,.08));pointer-events:none}
.nav-shell{position:relative;max-width:var(--max);margin:auto;display:flex;align-items:center;gap:20px;justify-content:space-between;padding:16px 20px 12px}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.06em;text-shadow:0 0 22px rgba(247,200,95,.60)}
.brand-logo img{filter:drop-shadow(0 0 18px rgba(247,200,95,.45))}
.nav-list{list-style:none;margin:0;padding:0;display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.nav-list a{display:inline-flex;padding:10px 12px;border:1px solid transparent;border-radius:999px;color:var(--muted);font-size:14px;transition:.25s ease}
.nav-list a:hover,.nav-list a.active{color:#fff;border-color:rgba(247,200,95,.45);background:linear-gradient(120deg,rgba(247,200,95,.14),rgba(154,82,255,.16));box-shadow:0 0 24px rgba(154,82,255,.24)}
.nav-toggle{display:none;border:1px solid var(--line);background:var(--glass);color:#fff;border-radius:12px;padding:8px 12px}
.search-zone{position:relative;max-width:var(--max);margin:0 auto;padding:0 20px 16px}
.fake-search{display:grid;grid-template-columns:1fr auto;gap:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);padding:8px;border-radius:20px;box-shadow:inset 0 0 18px rgba(255,255,255,.04)}
.fake-search input{border:0;outline:0;background:transparent;color:#fff;padding:12px 14px;min-width:0}
.fake-search input::placeholder{color:rgba(207,198,233,.72)}
.fake-search button,.cta,.ghost,.link-button{border:0;cursor:pointer;color:#140b02;font-weight:800;border-radius:999px;padding:12px 18px;background:linear-gradient(135deg,var(--gold),#fff0a4 45%,var(--pink));box-shadow:0 0 24px rgba(247,200,95,.32);transition:.25s ease}
.fake-search button:hover,.cta:hover,.ghost:hover,.link-button:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(255,79,216,.42)}
.search-hint{margin:10px 4px 0;color:var(--soft);font-size:13px}
.hero{position:relative;max-width:var(--max);margin:42px auto 0;padding:0 20px 56px;display:grid;grid-template-columns:1.02fr .98fr;gap:34px;align-items:center}
.hero:before{content:"";position:absolute;inset:-40px 0 auto 0;height:360px;background:radial-gradient(circle at 50% 0,rgba(154,82,255,.22),transparent 65%);pointer-events:none}
.hero-copy,.hero-media{position:relative;z-index:1}
.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--gold);font-weight:900;letter-spacing:.18em;text-transform:uppercase;font-size:13px;margin:0 0 12px}
.eyebrow:before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--gold),var(--pink));box-shadow:0 0 18px var(--gold)}
h1{font-size:clamp(44px,8vw,86px);line-height:.95;margin:0 0 20px;letter-spacing:-.06em}
h1 .neon{display:block;background:linear-gradient(115deg,#fff,var(--gold) 36%,var(--pink) 62%,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 28px rgba(247,200,95,.22))}
.hero-copy .lead{font-size:18px;line-height:1.9;color:var(--muted);max-width:620px;margin:0 0 24px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 24px}
.ghost{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#fff;box-shadow:none}
.domain-pill{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border:1px solid rgba(83,255,224,.24);background:rgba(83,255,224,.07);border-radius:999px;color:var(--cyan);font-size:14px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px;max-width:560px}
.stat{padding:16px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.05)}
.stat strong{display:block;font-size:24px;color:#fff}.stat span{color:var(--soft);font-size:13px}
.hero-card{position:relative;border-radius:32px;overflow:hidden;border:1px solid rgba(255,255,255,.14);background:linear-gradient(160deg,rgba(247,200,95,.13),rgba(154,82,255,.10));box-shadow:var(--shadow);transform:perspective(1000px) rotateY(-4deg) rotateX(2deg)}
.hero-card:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(255,255,255,.14),transparent);mix-blend-mode:screen;pointer-events:none}
.hero-card img{width:100%;aspect-ratio:16/11;object-fit:cover;opacity:.94}
.hero-card-caption{position:absolute;left:18px;right:18px;bottom:18px;padding:16px;border-radius:22px;background:rgba(5,3,10,.68);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(12px)}
.hero-card-caption h2{margin:0 0 6px;font-size:20px}.hero-card-caption p{margin:0;color:var(--muted);line-height:1.6}
.section{max-width:var(--max);margin:0 auto;padding:64px 20px}
.section-heading{max-width:760px;margin-bottom:26px}.section-heading h2{font-size:clamp(30px,5vw,54px);line-height:1.05;margin:0 0 14px;letter-spacing:-.04em}.section-heading p{color:var(--muted);line-height:1.8;margin:0}
.grid{display:grid;gap:18px}.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))}
.panel,.topic-card,.expert-card,.review-card,.faq-card,.contact-card,.feature-card{position:relative;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);padding:22px;box-shadow:0 18px 55px rgba(0,0,0,.22);overflow:hidden}
.panel:before,.topic-card:before,.feature-card:before{content:"";position:absolute;inset:-1px;background:radial-gradient(circle at 15% 0,rgba(247,200,95,.18),transparent 32%),radial-gradient(circle at 90% 10%,rgba(154,82,255,.20),transparent 30%);opacity:.75;pointer-events:none}
.panel>* , .topic-card>* , .feature-card>*{position:relative;z-index:1}
.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.video-card{border-radius:26px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);overflow:hidden;box-shadow:0 16px 48px rgba(0,0,0,.28);transition:.28s ease;position:relative}
.video-card:hover{transform:translateY(-6px);border-color:rgba(247,200,95,.45);box-shadow:0 22px 70px rgba(154,82,255,.30)}
.video-frame{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0c0814}
.video-frame video,.poster-fallback{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.4s ease}
.video-frame video{opacity:0}.poster-fallback{opacity:.96}
.video-card:hover .poster-fallback{transform:scale(1.08);filter:saturate(1.18) contrast(1.05)}
.video-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(5,3,10,.85)),radial-gradient(circle at center,rgba(247,200,95,.12),transparent 38%);opacity:.95;pointer-events:none}
.play-float{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.75);opacity:0;width:64px;height:64px;border-radius:50%;border:1px solid rgba(255,255,255,.36);background:linear-gradient(135deg,rgba(247,200,95,.95),rgba(255,79,216,.92));color:#17060b;font-weight:900;box-shadow:0 0 44px rgba(255,79,216,.50);z-index:3;transition:.25s ease}
.video-card:hover .play-float{opacity:1;transform:translate(-50%,-50%) scale(1)}
.video-tag{position:absolute;left:14px;top:14px;z-index:3;padding:7px 10px;border-radius:999px;background:rgba(5,3,10,.70);border:1px solid rgba(247,200,95,.38);color:var(--gold);font-size:12px;font-weight:800}
.video-body{padding:18px}.video-body h3{margin:0 0 10px;font-size:19px}.video-body p{margin:0;color:var(--muted);line-height:1.7;font-size:14px}.metric-row,.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.metric-row span,.tag-row span{font-size:12px;color:var(--soft);border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:6px 8px;background:rgba(255,255,255,.04)}.tag-row span{color:var(--cyan)}
.marquee{border:1px solid rgba(255,255,255,.12);border-radius:20px;background:rgba(255,255,255,.05);overflow:hidden;margin-top:16px}.marquee-track{display:flex;gap:22px;white-space:nowrap;animation:slide 26s linear infinite;padding:14px;color:var(--gold)}@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.topic-card h3,.expert-card h3,.review-card h3,.faq-card h3,.feature-card h3{margin:0 0 10px}.topic-card p,.expert-card p,.review-card p,.faq-card p,.feature-card p,.panel p,.contact-card p{color:var(--muted);line-height:1.75;margin:0 0 12px}.heat{color:var(--pink);font-weight:800}
.ai-console{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:stretch}.console-screen{min-height:320px;border-radius:28px;overflow:hidden;border:1px solid rgba(255,255,255,.14);background:#05030a;position:relative}.console-screen img{width:100%;height:100%;object-fit:cover;opacity:.88}.console-overlay{position:absolute;inset:auto 18px 18px 18px;background:rgba(5,3,10,.72);border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:16px;backdrop-filter:blur(12px)}.console-list{display:grid;gap:12px}.console-item{padding:16px;border-radius:18px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.055)}.console-item b{color:var(--gold)}
.logo-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.partner-logo{min-height:78px;border:1px solid rgba(255,255,255,.12);border-radius:20px;background:linear-gradient(135deg,rgba(247,200,95,.10),rgba(154,82,255,.12));display:grid;place-items:center;text-align:center;color:#fff;font-weight:900;letter-spacing:.08em}.steps{counter-reset:step;display:grid;gap:12px}.steps li{list-style:none;counter-increment:step;padding:16px;border-radius:18px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);color:var(--muted)}.steps li:before{content:counter(step);display:inline-grid;place-items:center;width:28px;height:28px;margin-right:10px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--pink));color:#12080c;font-weight:900}
.faq-list{display:grid;gap:12px}.faq-card{padding:0}.faq-card summary{cursor:pointer;padding:18px 20px;font-weight:900;color:#fff}.faq-card p{padding:0 20px 18px;margin:0}
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.contact-list{display:grid;gap:12px}.contact-item{display:flex;gap:10px;align-items:flex-start;padding:14px;border-radius:18px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12)}.contact-item b{color:var(--gold);min-width:86px}.qr-row{display:flex;gap:14px;flex-wrap:wrap}.qr-row figure{margin:0}.qr-row img{border-radius:18px;background:#fff;padding:10px}.qr-row figcaption{text-align:center;color:var(--muted);font-size:13px;margin-top:8px}
.breadcrumbs{max-width:var(--max);margin:28px auto 0;padding:0 20px;color:var(--soft);font-size:14px}.breadcrumbs a{color:var(--gold)}.page-hero{max-width:var(--max);margin:0 auto;padding:54px 20px 36px}.page-hero h1{font-size:clamp(38px,6vw,72px)}.page-hero p{max-width:820px;color:var(--muted);line-height:1.9;font-size:18px}.content-band{max-width:var(--max);margin:0 auto;padding:20px 20px 76px}.split{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(5,3,10,.76),#020105);padding:46px 20px}.footer-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1.2fr .9fr .8fr 1fr;gap:22px}.footer-grid h2{font-size:18px;margin:0 0 12px}.footer-grid p{color:var(--muted);line-height:1.7}.footer-links{display:grid;gap:10px;align-content:start}.footer-links a{color:var(--muted)}.footer-qr{display:flex;gap:12px;flex-wrap:wrap}.footer-qr figure{margin:0}.footer-qr img{border-radius:18px;background:#fff;padding:10px}.footer-qr figcaption{text-align:center;color:var(--muted);margin-top:8px;font-size:13px}.link-button{font-size:13px;padding:8px 12px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}.reveal.in-view{opacity:1;transform:none}
@media (max-width:980px){
  .hero,.ai-console,.contact-grid,.split{grid-template-columns:1fr}.video-grid,.grid-3,.grid-4,.footer-grid,.logo-wall{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-card{transform:none}.nav-toggle{display:inline-flex}.nav-list{position:absolute;left:20px;right:20px;top:70px;display:none;flex-direction:column;align-items:stretch;background:rgba(5,3,10,.96);border:1px solid var(--line);border-radius:22px;padding:12px}.nav-list.open{display:flex}.nav-list a{justify-content:center}.site-header{position:relative}
}
@media (max-width:640px){
  .search-zone{padding-bottom:12px}.fake-search{grid-template-columns:1fr}.hero{margin-top:24px;padding-bottom:40px}.hero-stats,.video-grid,.grid-2,.grid-3,.grid-4,.footer-grid,.logo-wall{grid-template-columns:1fr}.section{padding:46px 16px}.page-hero,.content-band,.breadcrumbs{padding-left:16px;padding-right:16px}h1{font-size:44px}.footer-qr{justify-content:flex-start}.ai-console{gap:12px}.hero-actions{flex-direction:column}.cta,.ghost{width:100%;text-align:center}.brand-logo span{font-size:15px}
}