:root{--paper:#f7f5f1;--ink:#182027;--muted:#626970;--link:#244f78;--rule:#d8d5cf;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;--sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}html{min-width:20rem;-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}body,html{background:var(--paper);color:var(--ink)}body{min-height:100vh;margin:0;font-family:var(--sans);line-height:1.65;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}a{color:var(--link);text-decoration-color:#244f7861;text-decoration-thickness:1px;text-underline-offset:.24em}a:hover{text-decoration-color:currentColor}a:focus-visible{outline:2px solid var(--link);outline-offset:4px}.site-shell{display:grid;width:min(100% - 3rem,69rem);min-height:100vh;margin-inline:auto;grid-template-rows:auto 1fr auto}footer,header{display:flex;align-items:center;justify-content:space-between;border-color:var(--rule);color:var(--muted);font-size:.76rem}header{min-height:6rem;border-bottom:1px solid var(--rule)}footer p,header p{margin:0}.site-name{color:var(--ink);font-size:.9rem;font-weight:650;letter-spacing:.02em;text-decoration:none}main{width:min(100%,49rem);align-self:center;padding-block:clamp(5rem,14vh,9rem)}.eyebrow{margin:0 0 1.35rem;color:var(--muted);font-size:.68rem;font-weight:650;letter-spacing:.13em;text-transform:uppercase}h1{max-width:13ch;margin:0;font-family:var(--serif);font-size:clamp(3.15rem,8vw,6.75rem);font-weight:400;letter-spacing:-.055em;line-height:.96}.introduction,.invitation{max-width:43rem;color:var(--muted);font-size:clamp(1rem,1.65vw,1.15rem)}.introduction{margin:2.4rem 0 0}.invitation{margin:1.1rem 0 0}.invitation a{font-weight:650}footer{min-height:5.5rem;border-top:1px solid var(--rule)}footer a{color:inherit}[lang=zh-Hans]{font-family:Songti SC,"Noto Serif SC",STSong,serif}@media(max-width:38rem){.site-shell{width:min(100% - 2rem,69rem)}header{min-height:5rem}main{padding-block:4.5rem 5.5rem}h1{font-size:clamp(3rem,15vw,4.5rem)}footer{align-items:flex-start;flex-direction:column;gap:.55rem;justify-content:center;padding-block:1.25rem}}