:root{
  --bg:#06070f; --panel:#0f1020; --panel2:#15172a; --text:#f7f1ff; --muted:#b8adc9;
  --gold:#d7ad53; --purple:#a55cff; --cyan:#2bdcff; --pink:#ff4fa3; --line:rgba(255,255,255,.12);
  --shadow:0 20px 60px rgba(0,0,0,.42); --radius:24px; --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:radial-gradient(circle at 12% 8%,rgba(165,92,255,.18),transparent 35%),radial-gradient(circle at 82% 14%,rgba(215,173,83,.16),transparent 28%),linear-gradient(180deg,#05050d,#090b16 48%,#05050d);color:var(--text);line-height:1.75;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;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:48px 48px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 90%);z-index:-1}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(6,7,15,.72);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0}
.logo-link{display:inline-flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.08em}
.logo-link img{width:146px;height:auto}
.nav-toggle{display:none;border:1px solid var(--line);background:rgba(255,255,255,.06);color:var(--text);border-radius:14px;padding:10px 12px}
.primary-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.primary-nav a{padding:10px 12px;border-radius:999px;color:#eee7ff;font-size:14px;border:1px solid transparent}
.primary-nav a:hover,.primary-nav a.active{background:linear-gradient(135deg,rgba(215,173,83,.18),rgba(165,92,255,.2));border-color:rgba(215,173,83,.32)}
.search-wrap{border-top:1px solid rgba(255,255,255,.07);padding:10px 0 14px}
.fake-search{display:flex;align-items:center;gap:10px;max-width:680px;margin:0 auto;background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:8px;box-shadow:0 0 40px rgba(165,92,255,.12)}
.fake-search input{flex:1;background:transparent;border:0;outline:0;color:var(--text);padding:10px 14px;font-size:15px}
.fake-search button,.btn{border:0;border-radius:999px;padding:12px 18px;background:linear-gradient(135deg,var(--gold),var(--purple));color:#080812;font-weight:800;cursor:pointer;box-shadow:0 12px 28px rgba(165,92,255,.25)}
.fake-search-msg{min-height:22px;text-align:center;color:var(--gold);font-size:13px;margin-top:8px}
.hero{padding:58px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#ffe6a6;background:rgba(215,173,83,.1);border:1px solid rgba(215,173,83,.22);padding:7px 12px;border-radius:999px;font-size:13px}
h1,h2,h3,h4,h5,h6{line-height:1.2;margin:0 0 14px}
h1{font-size:clamp(40px,6vw,76px);letter-spacing:-.06em}
h2{font-size:clamp(28px,4vw,44px)}
h3{font-size:22px}
.gradient-text{background:linear-gradient(135deg,#fff,var(--gold) 35%,var(--purple) 72%,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:18px;color:#d6cbe5;max-width:760px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0}
.btn.secondary{background:rgba(255,255,255,.08);color:var(--text);border:1px solid rgba(255,255,255,.16);box-shadow:none}
.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
.stat{background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:20px;padding:16px}
.stat strong{display:block;font-size:24px;color:#fff2c2}
.hero-visual{position:relative}
.neon-card{position:relative;border:1px solid rgba(215,173,83,.24);border-radius:32px;overflow:hidden;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.02));box-shadow:var(--shadow)}
.neon-card:after{content:"";position:absolute;inset:-30%;background:conic-gradient(from 160deg,transparent,rgba(215,173,83,.24),rgba(165,92,255,.22),transparent);animation:spin 8s linear infinite;z-index:0}
.neon-card > *{position:relative;z-index:1}
.neon-card img{width:100%;aspect-ratio:16/10;object-fit:cover;filter:saturate(1.18) contrast(1.06)}
.neon-caption{position:absolute;left:18px;right:18px;bottom:18px;border:1px solid rgba(255,255,255,.18);background:rgba(8,8,18,.72);backdrop-filter:blur(12px);border-radius:22px;padding:14px}
@keyframes spin{to{transform:rotate(360deg)}}
.section{padding:54px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:24px}
.section-head p{color:var(--muted);max-width:680px;margin:0}
.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))}
.card,.video-card,.topic-card,.faq-item,.testimonial,.expert-card{background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.035));border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 16px 50px rgba(0,0,0,.18);overflow:hidden}
.card{padding:22px}
.video-card{position:relative;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.video-card:hover{transform:translateY(-8px);border-color:rgba(215,173,83,.45);box-shadow:0 20px 70px rgba(165,92,255,.22)}
.video-thumb{position:relative;background:#080812;overflow:hidden}
.video-thumb img,.video-thumb video{width:100%;aspect-ratio:16/10;object-fit:cover}
.video-thumb video{position:absolute;inset:0;opacity:0}
.play-button{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.85);width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.92);color:#080812;font-size:24px;opacity:0;transition:.22s ease;box-shadow:0 0 0 12px rgba(215,173,83,.18)}
.video-card:hover .play-button{opacity:1;transform:translate(-50%,-50%) scale(1)}
.video-card:hover .video-thumb:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 50%,rgba(215,173,83,.18),rgba(165,92,255,.18),transparent 68%)}
.video-body{padding:18px}
.video-body p{color:var(--muted);margin:8px 0 12px}
.meta{display:flex;flex-wrap:wrap;gap:8px;color:#dcd1ea;font-size:13px}
.meta span,.tag{display:inline-flex;align-items:center;border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.055);border-radius:999px;padding:5px 9px}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.topic-card{padding:18px;position:relative}
.topic-card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(215,173,83,.08),transparent 42%,rgba(165,92,255,.1));pointer-events:none}
.barrage{display:flex;flex-direction:column;gap:10px}
.barrage span{align-self:flex-start;padding:9px 12px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);color:#f8edff}
.barrage span:nth-child(even){align-self:flex-end;color:#ffe6a6}
.ai-panel{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:center}
.check-list{padding:0;margin:0;list-style:none;display:grid;gap:10px}
.check-list li{padding-left:28px;position:relative;color:#d8cfe5}
.check-list li:before{content:"✦";position:absolute;left:0;color:var(--gold)}
.expert-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.expert-card .video-body{padding:16px}
.testimonial{padding:20px}
.testimonial strong{color:#fff2c2}
.faq-item{padding:20px}
.faq-item h3{font-size:18px}
.partner-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.partner{display:grid;place-items:center;min-height:78px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.055);font-weight:900;color:#f7e5b0}
.contact-panel{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
.qr-row{display:flex;gap:18px;flex-wrap:wrap}
.qr-row img{width:132px;border-radius:18px;border:1px solid var(--line);background:#090914;padding:8px}
.breadcrumb{padding:20px 0 0;color:var(--muted);font-size:14px}
.breadcrumb a{color:#ffe2a1}
.page-hero{padding:34px 0 24px}
.page-hero .lead{max-width:900px}
.feature-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px}
.site-footer{margin-top:50px;padding:36px 0;background:#05050c;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:26px}
.footer-logo img{width:158px}
.footer-links{display:grid;gap:8px}
.footer-bottom{border-top:1px solid var(--line);margin-top:24px;padding-top:18px;color:var(--muted);font-size:14px}
.domain-chip{display:inline-flex;padding:5px 10px;border:1px solid rgba(215,173,83,.32);border-radius:999px;color:#ffe2a1;background:rgba(215,173,83,.08)}
.no-js-note{font-size:13px;color:var(--muted)}
@media (max-width: 920px){
  .hero-grid,.grid-3,.grid-4,.ai-panel,.contact-panel,.footer-grid{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .partner-wall,.feature-strip{grid-template-columns:repeat(2,1fr)}
  .nav-toggle{display:inline-flex}
  .primary-nav{display:none;position:absolute;left:20px;right:20px;top:82px;background:rgba(10,10,22,.96);border:1px solid var(--line);border-radius:22px;padding:12px;box-shadow:var(--shadow)}
  .primary-nav.open{display:grid;grid-template-columns:1fr 1fr}
}
@media (max-width: 560px){
  .container{padding:0 15px}
  .stats-row{grid-template-columns:1fr}
  .partner-wall,.feature-strip{grid-template-columns:1fr}
  .hero{padding-top:34px}
  .primary-nav.open{grid-template-columns:1fr}
  .fake-search{border-radius:22px;align-items:stretch;flex-direction:column}
  .fake-search button{width:100%}
}