:root{
  --bg:#07070f;
  --bg-soft:#111121;
  --card:rgba(18,18,36,.76);
  --card-strong:rgba(27,22,48,.92);
  --text:#f7f1ff;
  --muted:#b8adc9;
  --gold:#ffe48a;
  --purple:#b56cff;
  --cyan:#26efff;
  --line:rgba(255,255,255,.11);
  --shadow:0 24px 80px rgba(83,28,160,.34);
  --radius:24px;
  color-scheme:dark;
}
*{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:var(--bg);color:var(--text);line-height:1.75;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;background:radial-gradient(circle at 15% 10%,rgba(181,108,255,.22),transparent 32%),radial-gradient(circle at 85% 5%,rgba(255,228,138,.15),transparent 34%),radial-gradient(circle at 50% 90%,rgba(38,239,255,.12),transparent 30%),linear-gradient(180deg,#07070f 0%,#0b0714 60%,#07070f 100%);z-index:-3}
body:after{content:"";position:fixed;inset:0;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:72px 72px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.55),transparent 82%);z-index:-2;pointer-events:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.site-header{position:relative;padding:18px clamp(16px,4vw,64px) 26px;border-bottom:1px solid var(--line);background:rgba(7,7,15,.74);backdrop-filter:blur(18px);z-index:10}
.header-glow{position:absolute;inset:-130px 8% auto 8%;height:230px;background:linear-gradient(90deg,transparent,rgba(255,228,138,.18),rgba(181,108,255,.28),rgba(38,239,255,.16),transparent);filter:blur(34px);z-index:-1}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:26px;max-width:1240px;margin:auto}
.brand-logo{display:inline-flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.04em;font-size:22px}
.brand-logo img{filter:drop-shadow(0 0 18px rgba(255,228,138,.36))}
.brand-logo span{background:linear-gradient(135deg,var(--gold),var(--purple),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.main-nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}
.main-nav a{padding:10px 13px;border:1px solid transparent;border-radius:999px;color:#ddd5ef;font-size:14px;transition:.24s ease}
.main-nav a:hover,.main-nav a.is-active{border-color:rgba(255,228,138,.36);background:linear-gradient(135deg,rgba(255,228,138,.15),rgba(181,108,255,.14));box-shadow:0 0 26px rgba(181,108,255,.16);color:#fff}
.search-row{max-width:1240px;margin:18px auto 0;display:grid;grid-template-columns:minmax(260px,1fr) auto;gap:14px;align-items:center}
.fake-search{display:flex;gap:10px;padding:8px;border:1px solid rgba(255,255,255,.12);border-radius:999px;background:rgba(0,0,0,.22);box-shadow:inset 0 0 18px rgba(181,108,255,.08)}
.fake-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;color:#fff;padding:10px 16px;font-size:15px}
.fake-search button,.btn{border:0;border-radius:999px;padding:11px 18px;background:linear-gradient(135deg,var(--gold),var(--purple));color:#090912;font-weight:800;cursor:pointer;box-shadow:0 10px 28px rgba(181,108,255,.28);transition:.22s ease;white-space:nowrap}
.fake-search button:hover,.btn:hover{transform:translateY(-2px);filter:saturate(1.2)}
.btn.ghost{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#fff;box-shadow:none}
.domain-line{margin:0;color:var(--muted);font-size:14px}.domain-line strong{color:var(--gold)}
.search-tip{grid-column:1/-1;margin:0;color:var(--cyan);min-height:1.2em;font-size:14px}
.section{padding:clamp(58px,8vw,104px) clamp(16px,4vw,64px);position:relative}.section.tight{padding-top:42px}.container{max-width:1240px;margin:auto}.narrow{max-width:900px}.kicker{display:inline-flex;gap:8px;align-items:center;padding:6px 12px;border:1px solid rgba(255,228,138,.28);border-radius:999px;background:rgba(255,228,138,.08);color:var(--gold);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}.section-head h2,.hero h1,.page-hero h1{margin:.25em 0 .1em;font-weight:950;line-height:1.12;letter-spacing:-.03em}.section-head h2{font-size:clamp(30px,4.4vw,54px)}.section-head p,.lead{color:var(--muted);max-width:760px;margin:.5em 0}.hero{padding:clamp(54px,8vw,92px) clamp(16px,4vw,64px) 52px}.hero-grid{max-width:1240px;margin:auto;display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}.hero h1{font-size:clamp(42px,7vw,82px)}.hero h1 span,.gradient-text{background:linear-gradient(135deg,var(--gold),#fff,var(--purple),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-panel{position:relative;border:1px solid rgba(255,255,255,.14);background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.02));border-radius:34px;overflow:hidden;box-shadow:var(--shadow)}.hero-panel:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 72% 20%,rgba(255,228,138,.28),transparent 24%),linear-gradient(180deg,transparent,rgba(7,7,15,.84));z-index:1}.hero-panel img{width:100%;aspect-ratio:16/10;object-fit:cover}.hero-badge{position:absolute;z-index:2;left:22px;bottom:22px;padding:12px 16px;border-radius:20px;background:rgba(0,0,0,.52);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(14px)}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.stats{display:grid;grid-template-columns:repeat(3,minmax(120px,1fr));gap:12px;margin-top:28px}.stat{padding:15px;border-radius:18px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05)}.stat strong{display:block;font-size:24px;color:var(--gold)}.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))}.card,.video-card,.topic-card,.faq-item,.review-card{position:relative;border:1px solid rgba(255,255,255,.12);background:var(--card);border-radius:var(--radius);box-shadow:0 18px 54px rgba(0,0,0,.22);overflow:hidden}.card{padding:22px}.card h3,.topic-card h3,.review-card h3,.faq-item h3{margin:0 0 8px}.card p,.topic-card p,.review-card p,.faq-item p{color:var(--muted);margin:.35em 0}.video-card{transition:.28s ease}.video-card:hover{transform:translateY(-6px);border-color:rgba(255,228,138,.42);box-shadow:0 26px 90px rgba(181,108,255,.28)}.video-poster{position:relative;overflow:hidden;background:#0d0d1b}.video-poster img,.video-poster video{width:100%;aspect-ratio:16/10;object-fit:cover}.video-poster:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(0,0,0,.78));opacity:.92}.play-btn{position:absolute;z-index:3;left:50%;top:50%;transform:translate(-50%,-50%) scale(.86);width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold),var(--purple));box-shadow:0 0 38px rgba(255,228,138,.45);opacity:0;transition:.25s ease}.video-card:hover .play-btn{opacity:1;transform:translate(-50%,-50%) scale(1)}.play-btn:before{content:"";margin-left:5px;border-left:19px solid #07070f;border-top:13px solid transparent;border-bottom:13px solid transparent}.video-body{padding:18px}.video-body h3{margin:0 0 8px;font-size:19px}.video-meta{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.pill{display:inline-flex;align-items:center;gap:5px;padding:5px 9px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.08);font-size:12px;color:#e8dffc}.tag{color:var(--cyan)}.topic-card{padding:20px}.barrage{display:flex;gap:12px;flex-wrap:wrap}.barrage span{padding:8px 12px;border-radius:999px;border:1px solid rgba(38,239,255,.24);background:rgba(38,239,255,.07);color:#dffcff}.expert{display:flex;gap:16px;align-items:flex-start}.expert-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(255,228,138,.25),rgba(181,108,255,.25));border:1px solid rgba(255,255,255,.14);font-weight:900;color:var(--gold)}.review-card{padding:22px}.score{color:var(--gold);font-weight:900}.partner-wall{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.partner-wall span{display:grid;place-items:center;min-height:78px;border:1px solid rgba(255,255,255,.12);border-radius:18px;background:linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.02));font-weight:850;color:#f9ebc5;text-align:center}.faq-item{padding:20px}.faq-item h3{font-size:18px}.contact-panel{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:start}.contact-list{list-style:none;margin:0;padding:0}.contact-list li{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.09)}.qr-row{display:flex;gap:18px;flex-wrap:wrap}.qr-box{padding:14px;border:1px solid rgba(255,255,255,.12);border-radius:18px;background:rgba(0,0,0,.16)}.page-hero{padding:58px clamp(16px,4vw,64px) 36px}.page-hero h1{font-size:clamp(38px,6vw,70px)}.breadcrumb{color:var(--muted);font-size:14px}.breadcrumb a{color:var(--gold)}.feature-list{display:grid;gap:14px}.feature-list li{padding:14px 18px;border-radius:18px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1)}.site-footer{padding:44px clamp(16px,4vw,64px) 24px;border-top:1px solid var(--line);background:rgba(3,3,8,.86)}.footer-top,.footer-grid,.footer-bottom{max-width:1240px;margin:auto}.footer-top{display:flex;gap:22px;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:24px}.footer-top p{max-width:760px;color:var(--muted)}.footer-grid{display:grid;grid-template-columns:1.2fr .75fr .75fr 1.1fr;gap:24px;padding:28px 0}.footer-grid h2{font-size:18px}.footer-grid p{color:var(--muted)}.qr{border-radius:14px;border:1px solid rgba(255,255,255,.14)}.footer-bottom{color:var(--muted);font-size:14px;border-top:1px solid rgba(255,255,255,.08);padding-top:16px}.back-top{position:fixed;right:18px;bottom:18px;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold),var(--purple));color:#07070f;font-weight:900;box-shadow:0 12px 30px rgba(181,108,255,.34)}
@media (max-width:980px){.nav-wrap,.footer-top{align-items:flex-start;flex-direction:column}.search-row,.hero-grid,.contact-panel{grid-template-columns:1fr}.main-nav{justify-content:flex-start}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.partner-wall{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.section-head{display:block}}
@media (max-width:640px){.site-header{padding-inline:14px}.main-nav a{font-size:13px;padding:8px 10px}.fake-search{border-radius:24px;align-items:stretch;flex-direction:column}.fake-search button{width:100%}.stats,.grid-2,.grid-3,.grid-4,.footer-grid{grid-template-columns:1fr}.hero h1{font-size:38px}.section{padding-inline:14px}.partner-wall{grid-template-columns:1fr}.footer-top{gap:8px}.back-top{display:none}}