:root{--bg:#fffafd;--text:#17131f;--muted:#6e6478;--pink:#ff4fb3;--blue:#37c8ff;--violet:#7b61ff;--cyan:#54e3da;--card:rgba(255,255,255,.78);--line:rgba(38,24,64,.12);--shadow:0 24px 70px rgba(122,74,255,.16);--radius:28px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:radial-gradient(circle at 15% 6%,rgba(255,79,179,.18),transparent 25%),radial-gradient(circle at 83% 12%,rgba(55,200,255,.2),transparent 28%),linear-gradient(180deg,#fff 0%,#fff7fc 52%,#f7fcff 100%);line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}img,video{display:block;max-width:100%;height:auto}.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(22px);background:rgba(255,255,255,.78);border-bottom:1px solid var(--line)}.nav-shell{max-width:1240px;margin:auto;padding:14px 22px;display:flex;align-items:center;gap:20px;justify-content:space-between}.logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.08em}.logo img{border-radius:16px;filter:drop-shadow(0 8px 18px rgba(255,79,179,.25))}.logo span{font-size:22px;background:linear-gradient(90deg,var(--pink),var(--blue),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}.nav-list{display:flex;align-items:center;gap:8px;list-style:none;margin:0;padding:0}.nav-list a{display:block;padding:10px 13px;border-radius:999px;color:#31263d;font-size:15px}.nav-list a:hover{background:linear-gradient(90deg,rgba(255,79,179,.13),rgba(55,200,255,.13));box-shadow:inset 0 0 0 1px rgba(255,255,255,.8)}.nav-toggle{display:none;border:0;border-radius:999px;background:#111;color:#fff;padding:9px 14px}.search-bar{max-width:1240px;margin:0 auto 16px;padding:0 22px 14px;display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center}.search-icon{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--pink),var(--blue));color:#fff;font-size:24px}.search-bar input{width:100%;border:1px solid var(--line);border-radius:999px;padding:13px 18px;background:rgba(255,255,255,.9);box-shadow:0 10px 30px rgba(55,200,255,.08);outline:none}.search-bar input:focus{border-color:rgba(255,79,179,.45);box-shadow:0 0 0 4px rgba(255,79,179,.1)}.search-bar button,.btn{border:0;border-radius:999px;padding:13px 18px;font-weight:800;background:linear-gradient(135deg,var(--pink),var(--blue));color:#fff;box-shadow:0 14px 28px rgba(255,79,179,.22);cursor:pointer}.btn.secondary{background:#fff;color:#20142a;border:1px solid var(--line);box-shadow:0 14px 30px rgba(75,41,140,.1)}.search-tip{grid-column:2/4;margin:0;color:var(--muted);font-size:13px}.main{max-width:1240px;margin:auto;padding:28px 22px 80px}.hero{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(320px,.98fr);gap:34px;align-items:center;min-height:650px}.hero-copy{position:relative}.kicker,.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.75);color:#7b4b92;font-weight:800;font-size:13px}.hero h1{font-size:clamp(42px,7vw,82px);line-height:1.03;margin:18px 0;background:linear-gradient(105deg,#1b1226 5%,var(--pink) 42%,var(--blue) 72%,var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.05em}.hero p{font-size:19px;color:#4f445d;max-width:690px}.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0}.trust-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.trust-strip div{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:16px;box-shadow:0 10px 34px rgba(122,97,255,.09)}.trust-strip strong{display:block;font-size:26px;line-height:1.1}.hero-media{position:relative;padding:14px;border-radius:38px;background:linear-gradient(145deg,rgba(255,255,255,.78),rgba(255,255,255,.36));border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow);overflow:hidden}.hero-media:before{content:"";position:absolute;inset:-25%;background:conic-gradient(from 180deg,rgba(255,79,179,.22),rgba(55,200,255,.3),rgba(123,97,255,.25),rgba(255,79,179,.22));animation:spin 12s linear infinite}.hero-media img{position:relative;border-radius:30px;width:100%;min-height:430px;object-fit:cover}.floating-card{position:absolute;right:24px;bottom:24px;z-index:2;background:rgba(255,255,255,.76);border:1px solid rgba(255,255,255,.95);backdrop-filter:blur(14px);border-radius:24px;padding:16px;box-shadow:0 18px 48px rgba(26,16,45,.18);max-width:310px}.section{margin-top:76px}.section-head{display:flex;justify-content:space-between;gap:22px;align-items:end;margin-bottom:24px}.section h2{font-size:clamp(28px,4vw,46px);line-height:1.12;margin:10px 0}.section-head p{margin:0;color:var(--muted);max-width:620px}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.video-card,.glass-card,.topic-card,.faq details,.review-card{background:var(--card);border:1px solid rgba(255,255,255,.84);box-shadow:var(--shadow);border-radius:var(--radius);overflow:hidden;position:relative}.video-card{transition:transform .25s ease,box-shadow .25s ease}.video-card:hover{transform:translateY(-8px);box-shadow:0 32px 90px rgba(255,79,179,.22)}.poster-wrap{position:relative;aspect-ratio:16/10;overflow:hidden;background:#f9f4ff}.poster-wrap video,.poster-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.poster-wrap video{z-index:1;opacity:0}.poster-wrap img{z-index:0}.poster-wrap:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(19,11,32,.52));opacity:.78;z-index:2}.play-button{position:absolute;z-index:4;left:50%;top:50%;transform:translate(-50%,-50%) scale(.78);width:72px;height:72px;border-radius:50%;border:0;background:rgba(255,255,255,.86);color:var(--pink);font-size:28px;box-shadow:0 0 0 12px rgba(255,255,255,.16),0 18px 42px rgba(0,0,0,.22);opacity:0;transition:.25s}.video-card:hover .play-button{opacity:1;transform:translate(-50%,-50%) scale(1)}.video-card:hover .poster-wrap:before{content:"";position:absolute;inset:-20%;z-index:3;background:radial-gradient(circle,rgba(255,255,255,.5),transparent 32%),conic-gradient(rgba(255,79,179,.22),rgba(55,200,255,.28),rgba(123,97,255,.24),rgba(255,79,179,.22));mix-blend-mode:screen;animation:spin 6s linear infinite}.video-badge{position:absolute;z-index:4;left:16px;top:16px;background:rgba(255,255,255,.85);border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800;color:#5d3b70}.video-body{padding:20px}.video-body h3{margin:10px 0 8px;font-size:21px;line-height:1.35}.video-body p{color:var(--muted);margin:0}.metrics,.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px!important}.metrics span,.tags span,.pill{border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800;background:rgba(255,255,255,.8);border:1px solid var(--line);color:#5f5470}.topic-card,.glass-card,.review-card{padding:22px}.topic-card h3,.glass-card h3{margin:6px 0 10px;font-size:22px}.live-lines{display:grid;gap:12px}.danmu{padding:12px 14px;border-radius:18px;background:rgba(255,255,255,.78);border:1px solid var(--line);animation:float 5s ease-in-out infinite}.danmu:nth-child(2n){animation-delay:1.3s}.tool-card{min-height:230px}.tool-icon{width:52px;height:52px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(255,79,179,.18),rgba(55,200,255,.22));font-size:28px}.experts .glass-card img{border-radius:22px;width:100%;aspect-ratio:4/3;object-fit:cover;margin-bottom:14px}.logo-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.partner{min-height:96px;border-radius:24px;border:1px solid var(--line);display:grid;place-items:center;font-weight:900;background:rgba(255,255,255,.78);color:#61556d}.faq{display:grid;grid-template-columns:1fr 1fr;gap:16px}.faq details{padding:18px}.faq summary{font-weight:900;cursor:pointer}.faq p{color:var(--muted);margin:10px 0 0}.contact-box{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}.contact-list li{padding:12px 14px;border-radius:18px;background:rgba(255,255,255,.75);border:1px solid var(--line)}.site-footer{background:linear-gradient(135deg,#171225,#251939);color:#fff;margin-top:40px;padding:52px 22px 28px}.footer-grid{max-width:1240px;margin:auto;display:grid;grid-template-columns:1.15fr .8fr 1fr;gap:28px}.footer-grid h2{font-size:18px}.footer-grid p{color:rgba(255,255,255,.72)}.footer-logo span{color:#fff;background:none;-webkit-text-fill-color:#fff}.qr-row{display:flex;gap:12px}.qr-row img{border-radius:20px}.share-links{display:flex;flex-wrap:wrap;gap:10px}.share-links a{padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.1)}.copyright{max-width:1240px;margin:30px auto 0;border-top:1px solid rgba(255,255,255,.12);padding-top:20px}.breadcrumb{margin:24px 0 10px;color:var(--muted);font-size:14px}.breadcrumb a{color:#4a3b65}.page-hero{padding:72px 0 28px}.page-hero h1{font-size:clamp(38px,6vw,68px);line-height:1.05;margin:10px 0;background:linear-gradient(90deg,var(--pink),var(--blue),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}.timeline{display:grid;gap:14px}.timeline li{list-style:none;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:18px}.notice{border-left:5px solid var(--pink);padding:16px 18px;background:rgba(255,255,255,.7);border-radius:18px;color:#4f445d}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;clip:rect(1px,1px,1px,1px)!important;overflow:hidden!important;white-space:nowrap!important}@keyframes spin{to{transform:rotate(360deg)}}@keyframes float{0%,100%{transform:translateX(0)}50%{transform:translateX(12px)}}@media (max-width:980px){.nav-toggle{display:inline-flex}.nav-list{display:none;position:absolute;left:18px;right:18px;top:72px;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:24px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-list.is-open{display:flex}.search-bar{grid-template-columns:auto 1fr}.search-bar button{grid-column:1/3}.search-tip{grid-column:1/3}.hero{grid-template-columns:1fr;min-height:initial}.grid-3,.grid-4,.footer-grid,.contact-box,.faq{grid-template-columns:1fr}.logo-wall{grid-template-columns:repeat(2,1fr)}.section-head{display:block}.trust-strip{grid-template-columns:1fr}.hero-media img{min-height:320px}}@media (max-width:560px){.main{padding-inline:16px}.nav-shell{padding-inline:16px}.hero h1{font-size:44px}.cta-row .btn{width:100%;text-align:center}.video-body h3{font-size:19px}.footer-grid{gap:18px}.search-bar{padding-inline:16px}.hero-media{padding:8px;border-radius:28px}.hero-media img{border-radius:22px}.floating-card{position:relative;right:auto;bottom:auto;margin-top:12px;max-width:none}.grid{gap:14px}.section{margin-top:56px}}