:root{
  --bg:#fbfdff;
  --panel:#ffffffcc;
  --text:#15172a;
  --muted:#68708a;
  --brand:#ff4cb9;
  --brand-2:#5fd7ff;
  --brand-3:#8468ff;
  --line:#eaf0ff;
  --shadow:0 24px 70px rgba(103,118,166,.16);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:radial-gradient(circle at 10% 0%,rgba(255,76,185,.18),transparent 28%),radial-gradient(circle at 92% 9%,rgba(95,215,255,.22),transparent 30%),var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.skip{position:absolute;left:-999px;top:auto}.skip:focus{left:18px;top:18px;z-index:999;background:#fff;padding:10px 14px;border-radius:14px;box-shadow:var(--shadow)}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(228,235,255,.75)}
.header-inner{max-width:1200px;margin:auto;display:flex;align-items:center;gap:22px;padding:16px 20px;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.04em;font-size:25px}.logo-mark{width:44px;height:44px;border-radius:16px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;box-shadow:0 14px 38px rgba(255,76,185,.35)}
.nav-toggle{display:none;border:0;background:#fff;border-radius:14px;padding:10px 12px;box-shadow:var(--shadow)}
.main-nav{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}.main-nav a{padding:9px 12px;border-radius:999px;color:#3b425b;font-weight:700;font-size:14px}.main-nav a:hover,.main-nav a[aria-current="page"]{background:linear-gradient(135deg,rgba(255,76,185,.14),rgba(95,215,255,.16));color:#11162a}
.search-strip{border-top:1px solid rgba(232,238,255,.72);padding:12px 20px}.search-box{max-width:920px;margin:auto;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px;box-shadow:0 15px 45px rgba(114,124,166,.12)}.search-box input{flex:1;border:0;outline:0;padding:12px 18px;background:transparent;font-size:15px}.search-box button{border:0;border-radius:999px;padding:11px 18px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;cursor:pointer}.search-note{max-width:920px;margin:6px auto 0;color:var(--muted);font-size:13px;min-height:20px}
.container{max-width:1200px;margin:auto;padding:0 20px}.hero{position:relative;padding:76px 0 44px}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:34px;align-items:center}.eyebrow{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--line);background:rgba(255,255,255,.7);border-radius:999px;padding:8px 13px;color:#5f6a83;font-weight:800}.eyebrow::before{content:"";width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 0 20px var(--brand)}
h1{font-size:clamp(38px,6vw,76px);line-height:1.04;margin:18px 0 20px;letter-spacing:-.06em}.gradient-text{background:linear-gradient(120deg,var(--brand),var(--brand-3),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}.lead{font-size:18px;color:#48516b;max-width:680px}.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:13px 18px;font-weight:900;border:1px solid var(--line);background:#fff;box-shadow:0 13px 35px rgba(91,111,167,.13)}.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border:0}.domain-pill{display:inline-flex;margin-top:24px;background:#fff;border:1px solid var(--line);padding:10px 14px;border-radius:999px;color:#556078;font-weight:700}
.hero-card{position:relative;border-radius:36px;overflow:hidden;background:#fff;box-shadow:var(--shadow);padding:14px}.hero-card img{border-radius:26px;aspect-ratio:16/10;object-fit:cover}.hero-badge{position:absolute;left:34px;bottom:34px;background:rgba(255,255,255,.86);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.8);border-radius:22px;padding:13px 16px;font-weight:900}.glow-orb{position:absolute;filter:blur(18px);opacity:.7;pointer-events:none}.orb-one{right:4%;top:120px;width:120px;height:120px;background:#ff81cc;border-radius:50%}.orb-two{left:2%;bottom:8%;width:90px;height:90px;background:#6ee9ff;border-radius:50%}
.section{padding:52px 0}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:22px}.section h2{font-size:clamp(28px,4vw,46px);line-height:1.1;margin:0;letter-spacing:-.035em}.section-desc{color:var(--muted);max-width:650px;margin:10px 0 0}.grid{display:grid;gap:18px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--panel);border:1px solid rgba(232,238,255,.95);border-radius:var(--radius);padding:20px;box-shadow:0 18px 60px rgba(108,122,164,.1)}
.video-card{position:relative;overflow:hidden;padding:0}.video-media{position:relative;overflow:hidden;border-radius:var(--radius) var(--radius) 18px 18px;background:#edf5ff}.video-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .45s ease,filter .45s ease}.video-card:hover .video-media img{transform:scale(1.05);filter:saturate(1.15)}.play-layer{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(20,26,52,.45));opacity:0;transition:opacity .25s ease}.video-card:hover .play-layer{opacity:1}.play-button{width:64px;height:64px;border-radius:50%;border:0;background:rgba(255,255,255,.92);display:grid;place-items:center;box-shadow:0 18px 50px rgba(0,0,0,.22);cursor:pointer}.play-button::before{content:"";border-left:18px solid var(--brand);border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:4px}.video-body{padding:18px}.tag-row{display:flex;gap:8px;flex-wrap:wrap}.tag{font-size:12px;border-radius:999px;padding:4px 9px;background:rgba(255,76,185,.1);color:#b82780;font-weight:800}.stats{display:flex;gap:12px;flex-wrap:wrap;color:#66718a;font-size:13px;margin-top:12px}.video-title{font-size:19px;line-height:1.35;margin:12px 0 8px}.video-desc{color:#66718a;margin:0}.fake-video{height:0;overflow:hidden}
.topic{display:flex;gap:14px;align-items:flex-start}.topic-icon{width:44px;height:44px;border-radius:16px;background:linear-gradient(135deg,rgba(255,76,185,.18),rgba(95,215,255,.2));display:grid;place-items:center;font-weight:900;color:#9446ff}.barrage{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.bubble{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:#536079;box-shadow:0 8px 24px rgba(119,131,170,.08);animation:floaty 5s ease-in-out infinite}.bubble:nth-child(2n){animation-delay:.8s}@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.feature-list{display:grid;gap:13px}.feature-list li{list-style:none;display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px}.feature-list li::before{content:"✦";color:var(--brand);font-weight:900}.profile{display:flex;gap:14px;align-items:center}.avatar{width:56px;height:56px;border-radius:20px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 12px 30px rgba(255,76,185,.24)}.stars{color:#ff9f2d;letter-spacing:2px}.logo-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}.partner{min-height:82px;border-radius:22px;border:1px dashed rgba(116,135,180,.35);display:grid;place-items:center;background:#fff;font-weight:900;color:#59647d;text-align:center;padding:10px}.faq details{background:#fff;border:1px solid var(--line);border-radius:20px;padding:15px 16px}.faq summary{font-weight:900;cursor:pointer}.faq p{color:#64708a;margin:8px 0 0}.contact-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}.qr{border-radius:24px;background:#fff;border:1px solid var(--line);padding:12px}.footer{margin-top:50px;background:linear-gradient(135deg,#101426,#1c2140);color:#eaf0ff}.footer-inner{max-width:1200px;margin:auto;padding:34px 20px;display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:22px}.footer a{color:#fff}.footer .muted{color:#aeb9d4}.footer-logo{font-size:28px;font-weight:900;display:flex;gap:10px;align-items:center}.crumb{font-size:14px;color:#68748c;margin:28px 0 0}.crumb a{color:#414a63;font-weight:800}.page-hero{padding:56px 0 26px}.page-hero h1{max-width:920px}.content-block{background:#fff;border:1px solid var(--line);border-radius:32px;padding:28px;box-shadow:var(--shadow)}.notice{background:linear-gradient(135deg,rgba(255,76,185,.12),rgba(95,215,255,.14));border:1px solid var(--line);border-radius:24px;padding:16px 18px;color:#44506b}.mini-kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:22px}.kpi{background:#fff;border:1px solid var(--line);border-radius:22px;padding:16px}.kpi b{font-size:26px;display:block}.image-desc{font-size:13px;color:#68748a;margin-top:8px}
@media (max-width:960px){.hero-grid,.grid-3,.grid-4,.grid-2,.footer-inner,.contact-grid{grid-template-columns:1fr}.section-head{display:block}.logo-wall{grid-template-columns:repeat(3,1fr)}.mini-kpi{grid-template-columns:repeat(2,1fr)}.nav-toggle{display:inline-flex}.main-nav{display:none;position:absolute;left:18px;right:18px;top:74px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:14px;box-shadow:var(--shadow);justify-content:flex-start}.main-nav.open{display:flex}.header-inner{position:relative}.hero{padding-top:46px}}
@media (max-width:560px){.search-box{border-radius:24px;align-items:stretch;flex-direction:column}.search-box button{width:100%}.logo-wall{grid-template-columns:repeat(2,1fr)}.mini-kpi{grid-template-columns:1fr}.card{padding:16px}.footer-inner{padding-bottom:28px}h1{font-size:40px}.hero-card{border-radius:26px}.hero-badge{position:static;margin-top:10px}}