:root{color-scheme:light;--ground:#f3f4f6;--paper:#fff;--ink:#15171c;--muted:#5a5f6b;--accent:#e8552b}
*{box-sizing:border-box}body{margin:0;background:var(--ground);color:var(--ink);font-family:"Avenir Next",Avenir,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}header,main,footer{width:min(1120px,calc(100% - 64px));margin:auto}header{padding:38px 0;display:flex;align-items:center;justify-content:space-between;gap:24px}.wordmark{font-size:30px;font-weight:750;letter-spacing:-1.3px;color:inherit;text-decoration:none}.wordmark span{color:var(--accent)}.availability{font-size:14px;color:var(--muted)}main{padding-top:66px;display:grid;grid-template-columns:1.1fr 1fr;column-gap:64px;row-gap:72px}h1{font-size:clamp(48px,5.8vw,76px);line-height:1.05;letter-spacing:-3px;font-weight:650;margin:0 0 28px}.lead{font-size:19px;line-height:1.65;color:var(--muted);max-width:36ch}.chinese{font-size:18px;line-height:1.7;margin-top:30px}.conversation{align-self:center;background:var(--paper);padding:30px 32px;border-radius:20px;border-left:4px solid var(--accent)}.example-label,.example-note{color:var(--muted);font-size:12px;margin:0}.line{padding:22px 0}.line+.line{border-top:1px solid var(--ground)}.line p{margin:0;font-size:21px;line-height:1.45}.line p+p{margin-top:8px;color:var(--muted);font-size:18px}.example-note{margin-top:6px}.details{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:48px;padding-top:28px;border-top:1px solid #d9dce2}h2{font-size:19px;letter-spacing:-.3px;margin:0 0 12px}.details p{font-size:16px;line-height:1.65;color:var(--muted);max-width:32ch;margin:0}.release-note{grid-column:1/-1;font-size:14px;line-height:1.7;color:var(--muted);max-width:76ch;margin:0 0 12px}footer{padding:24px 0 32px;display:flex;justify-content:space-between;border-top:1px solid #d9dce2;color:var(--muted);font-size:13px}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
@media(max-width:760px){header,main,footer{width:calc(100% - 40px)}header{padding:24px 0;gap:16px}.wordmark{font-size:26px}.availability{font-size:12px}main{padding-top:44px;grid-template-columns:1fr;gap:42px}h1{letter-spacing:-2px}.lead{font-size:17px}.wide{display:none}.conversation{padding:26px 24px}.details{grid-template-columns:1fr;gap:28px}.details p{max-width:45ch}.release-note{margin-bottom:28px}}