:root{
  --bg:#fbfcff;
  --panel:rgba(255,255,255,.74);
  --panel-strong:rgba(255,255,255,.9);
  --text:#17172f;
  --muted:#66708a;
  --pink:#ff5ab8;
  --blue:#5bc8ff;
  --purple:#8d7bff;
  --cyan:#33e5dd;
  --line:rgba(90,110,150,.16);
  --shadow:0 24px 70px rgba(72,88,145,.18);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7;overflow-x:hidden}
body:before{content:"";position:fixed;inset:-20%;z-index:-2;background:radial-gradient(circle at 12% 8%,rgba(255,90,184,.28),transparent 23%),radial-gradient(circle at 85% 12%,rgba(91,200,255,.3),transparent 27%),radial-gradient(circle at 48% 100%,rgba(141,123,255,.22),transparent 31%),linear-gradient(135deg,#fff 0%,#fbfcff 55%,#eef9ff 100%)}
body:after{content:"";position:fixed;inset:0;z-index:-1;background-image:radial-gradient(rgba(255,90,184,.22) 1px,transparent 1px),radial-gradient(rgba(91,200,255,.22) 1px,transparent 1px);background-size:36px 36px,52px 52px;background-position:0 0,18px 18px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 78%)}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;display:block}
.skip-link{position:absolute;left:-999px;top:12px;background:#111;color:#fff;padding:10px 14px;border-radius:12px;z-index:99}.skip-link:focus{left:12px}
.sr-only{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(22px);border-bottom:1px solid var(--line)}
.header-inner{max-width:1200px;margin:0 auto;padding:16px 20px;display:flex;align-items:center;gap:18px}.brand-logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.03em}.logo-mark{width:44px;height:44px;border-radius:16px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--pink),var(--blue));box-shadow:0 14px 34px rgba(255,90,184,.28)}.logo-text{font-size:22px}.main-nav{display:flex;gap:10px;flex:1;justify-content:center;flex-wrap:wrap}.nav-link{padding:10px 12px;border-radius:999px;color:#4f5870;font-weight:700;font-size:14px}.nav-link:hover,.nav-link.active{background:linear-gradient(135deg,rgba(255,90,184,.13),rgba(91,200,255,.16));color:#181833}.header-cta,.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:800;transition:.25s ease;border:1px solid transparent}.header-cta{padding:10px 16px;background:#17172f;color:#fff;box-shadow:0 12px 28px rgba(23,23,47,.16)}
.search-wrap{max-width:1200px;margin:0 auto;padding:0 20px 16px}.fake-search{position:relative;display:grid;grid-template-columns:1fr auto;gap:10px;background:var(--panel);border:1px solid var(--line);box-shadow:0 12px 40px rgba(92,150,220,.12);padding:10px;border-radius:24px}.fake-search input{border:0;background:rgba(255,255,255,.78);border-radius:18px;padding:14px 18px;font-size:15px;outline:0;color:var(--text)}.fake-search button{border:0;border-radius:18px;padding:0 20px;color:#fff;font-weight:900;background:linear-gradient(135deg,var(--pink),var(--blue));cursor:pointer}.search-tip{position:absolute;left:22px;bottom:-32px;margin:0;color:var(--muted);font-size:12px;opacity:0;transform:translateY(-4px);transition:.2s}.fake-search.is-active .search-tip{opacity:1;transform:translateY(0)}
main{max-width:1200px;margin:0 auto;padding:42px 20px 90px}.hero{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:30px;align-items:center;min-height:620px}.hero:before{content:"";position:absolute;inset:4% 0 auto 12%;height:240px;background:linear-gradient(90deg,rgba(255,90,184,.28),rgba(91,200,255,.28));filter:blur(62px);z-index:-1}.hero-copy{padding:36px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 12px;color:#ff3eaa;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.hero h1{font-size:clamp(40px,7vw,78px);line-height:1.04;margin:0 0 22px;letter-spacing:-.06em}.hero h1 span,.gradient-text{background:linear-gradient(135deg,var(--pink),var(--blue) 54%,var(--purple));-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{font-size:18px;color:#535c75;margin:0 0 28px;max-width:650px}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px}.btn-primary,.btn-secondary{padding:14px 22px}.btn-primary{background:linear-gradient(135deg,var(--pink),var(--blue));color:#fff;box-shadow:0 20px 44px rgba(255,90,184,.22)}.btn-secondary{background:rgba(255,255,255,.72);border-color:var(--line);color:#22243e}.hero-stats{display:flex;gap:12px;flex-wrap:wrap}.stat-chip{padding:12px 16px;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:18px;box-shadow:0 12px 30px rgba(80,110,180,.1)}.stat-chip strong{display:block;font-size:20px}.hero-media{position:relative}.hero-media .video-card{transform:rotate(1.4deg);box-shadow:var(--shadow)}.floating-card{position:absolute;left:-22px;bottom:28px;max-width:260px;background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:24px;padding:16px;box-shadow:var(--shadow)}.floating-card b{display:block;margin-bottom:6px}
section{margin-top:82px}.section-title{max-width:780px;margin-bottom:28px}.section-title h2{font-size:clamp(28px,4.5vw,48px);line-height:1.12;margin:0 0 12px;letter-spacing:-.04em}.section-title p{color:var(--muted);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))}
.video-card{position:relative;overflow:hidden;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 16px 42px rgba(92,120,180,.12);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.video-card:hover{transform:translateY(-8px);box-shadow:0 28px 72px rgba(255,90,184,.2);border-color:rgba(255,90,184,.32)}.video-shell{position:relative;aspect-ratio:16/10;overflow:hidden;background:#111;border-radius:calc(var(--radius) - 2px) calc(var(--radius) - 2px) 22px 22px}.video-shell img,.video-shell video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .35s ease,filter .35s ease}.video-card:hover .video-shell img{transform:scale(1.06);filter:saturate(1.16) brightness(1.05)}.video-shell:after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(23,23,47,.48),transparent 55%);opacity:.86}.play-button{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.86);z-index:3;width:64px;height:64px;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,rgba(255,90,184,.92),rgba(91,200,255,.92));box-shadow:0 18px 44px rgba(91,200,255,.32);opacity:0;transition:.25s}.video-card:hover .play-button{opacity:1;transform:translate(-50%,-50%) scale(1)}.tag-pill{position:absolute;z-index:4;left:16px;top:16px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.82);font-weight:900;color:#242642}.video-body{padding:20px}.video-body h3{font-size:20px;line-height:1.35;margin:0 0 8px}.video-body p{margin:0 0 14px;color:var(--muted)}.video-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.video-tags span,.mini-pill{padding:6px 10px;border-radius:999px;background:rgba(91,200,255,.14);color:#24617d;font-weight:800;font-size:12px}.metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:0;padding:0;list-style:none;color:#4b5470;font-weight:800;font-size:13px}.metrics li{background:rgba(255,255,255,.65);border:1px solid var(--line);padding:8px 10px;border-radius:14px}
.topic-card,.glass-card,.review-card,.faq-list details,.contact-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 16px 42px rgba(92,120,180,.11);padding:22px}.topic-card{position:relative;overflow:hidden}.topic-card:before{content:"";position:absolute;right:-30px;top:-30px;width:130px;height:130px;border-radius:50%;background:radial-gradient(circle,rgba(255,90,184,.28),transparent 70%)}.topic-card h3,.glass-card h3,.review-card h3,.contact-card h3{margin:0 0 8px}.topic-card p,.glass-card p,.review-card p,.contact-card p{color:var(--muted);margin:0}.heat{display:inline-flex;margin-top:14px;padding:7px 10px;border-radius:999px;background:rgba(255,90,184,.12);color:#b92e7c;font-weight:900}.danmaku{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.danmaku span{padding:9px 12px;border-radius:16px;background:rgba(255,255,255,.7);box-shadow:0 8px 18px rgba(80,110,180,.08);font-weight:700;color:#59637e}.feature-band{display:grid;grid-template-columns:1fr 1fr;gap:20px;background:linear-gradient(135deg,rgba(255,90,184,.12),rgba(91,200,255,.16));border:1px solid var(--line);border-radius:34px;padding:24px}.feature-band img{border-radius:26px;aspect-ratio:16/10;object-fit:cover}.feature-list{display:grid;gap:14px}.feature-list li{list-style:none;padding:14px 16px;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:18px}.feature-list strong{display:block}.expert-avatar{width:56px;height:56px;border-radius:18px;background:linear-gradient(135deg,var(--pink),var(--blue));display:grid;place-items:center;color:#fff;font-weight:900;margin-bottom:14px}.review-card{min-height:210px}.review-card strong{display:block;margin-top:16px}.partners{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.partner{height:82px;display:grid;place-items:center;border-radius:22px;background:rgba(255,255,255,.78);border:1px solid var(--line);font-weight:900;color:#373b56}.faq-list{display:grid;gap:14px}.faq-list details{padding:0;overflow:hidden}.faq-list summary{cursor:pointer;padding:18px 22px;font-weight:900}.faq-list p{margin:0;padding:0 22px 20px;color:var(--muted)}.contact-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:20px}.contact-card img{width:124px;height:124px}.qr-row{display:flex;gap:14px;flex-wrap:wrap}.qr-row figure{margin:0}.qr-row img{width:104px;height:104px;border:1px solid var(--line);border-radius:18px;background:#fff}.qr-row figcaption{font-size:12px;color:var(--muted);text-align:center;margin-top:6px}.breadcrumb{display:flex;gap:8px;align-items:center;flex-wrap:wrap;color:#68718a;margin:4px 0 24px}.breadcrumb a{font-weight:800;color:#343851}.page-hero{padding:44px;border-radius:36px;background:linear-gradient(135deg,rgba(255,255,255,.84),rgba(232,248,255,.74));border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden;position:relative}.page-hero:after{content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(255,90,184,.25),transparent 70%)}.page-hero h1{font-size:clamp(34px,5vw,62px);line-height:1.08;margin:0 0 14px}.page-hero p{max-width:760px;color:var(--muted);margin:0}.site-footer{position:relative;background:#15162d;color:#eef4ff;overflow:hidden}.footer-glow{position:absolute;inset:auto 12% -90px 12%;height:180px;background:linear-gradient(90deg,var(--pink),var(--blue));filter:blur(80px);opacity:.28}.footer-grid{position:relative;max-width:1200px;margin:0 auto;padding:54px 20px;display:grid;grid-template-columns:1.2fr .8fr 1fr 1fr;gap:24px}.site-footer p{color:#bfc8df}.site-footer a{display:block;color:#eef4ff;margin:8px 0}.footer-logo{margin-bottom:14px}.footer-logo .logo-text{color:#fff}
@media (max-width:980px){.header-inner{align-items:flex-start;flex-direction:column}.main-nav{justify-content:flex-start}.header-cta{display:none}.hero,.feature-band,.contact-grid{grid-template-columns:1fr}.hero{min-height:auto;padding-top:22px}.floating-card{position:relative;left:auto;bottom:auto;margin-top:14px}.grid-3,.grid-4,.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.partners{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){main{padding:30px 14px 70px}.search-wrap{padding:0 14px 12px}.fake-search{grid-template-columns:1fr}.fake-search button{height:48px}.grid-2,.grid-3,.grid-4,.footer-grid{grid-template-columns:1fr}.hero h1{font-size:42px}.hero-actions a{width:100%}.metrics{grid-template-columns:1fr}.page-hero{padding:28px}.site-footer{border-radius:0}.footer-grid{padding:42px 16px}.nav-link{font-size:13px;padding:8px 10px}}