:root{color-scheme:light;--paper:#faf8f4;--ink:#303f3b;--muted:#63716c;--line:#dedfd6;--accent:#8d3e2d}
*{box-sizing:border-box}html{scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Avenir,"Avenir Next",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:4px}a:hover{color:var(--accent)}a:focus-visible{outline:2px solid var(--accent);outline-offset:6px;border-radius:2px}img{display:block;max-width:100%;height:auto}.wrap{width:min(1120px,calc(100% - 80px));margin-inline:auto}.site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:28px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:18px;font-weight:600;white-space:nowrap}.brand img{width:38px;height:38px;border-radius:10px}.site-nav{display:flex;align-items:center;gap:28px;font-size:14px}.site-nav a{text-decoration:none}.site-nav [aria-current=page]{color:var(--accent)}.language{border-left:1px solid var(--line);padding-left:26px}.skip{position:absolute;top:-100px;left:20px;background:var(--paper);padding:10px;z-index:2}.skip:focus{top:10px}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:76px;align-items:center;padding:86px 0 94px}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:var(--muted);margin:0 0 22px}.hero h1{font-weight:400;font-size:clamp(50px,6.3vw,78px);line-height:1.04;letter-spacing:-.055em;margin:0 0 26px}.hero p.lead{font-size:19px;line-height:1.65;max-width:390px;color:var(--muted);margin-bottom:30px}.hero-art{border-radius:34px;overflow:hidden;transform:rotate(2deg);box-shadow:0 20px 50px #6036230a}.hero-art img{width:100%}.action{display:inline-flex;gap:28px;align-items:center;text-decoration:none;border-bottom:1px solid var(--accent);padding:8px 0;color:var(--accent);font-size:15px}.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:38px;border-top:1px solid var(--line);padding:38px 0 60px}.resource{text-decoration:none}.resource .number{font-size:12px;color:var(--muted);letter-spacing:.08em}.resource h2{font-size:21px;font-weight:500;margin:14px 0 8px;display:flex;justify-content:space-between;gap:12px}.resource p{font-size:14px;line-height:1.75;color:var(--muted);margin:0;max-width:290px}.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:24px;padding-block:28px 36px;color:var(--muted);font-size:12px}.site-footer a{text-decoration:none}.document{max-width:760px;padding-top:64px;padding-bottom:72px}.document h1{font-size:44px;line-height:1.2;font-weight:400;letter-spacing:-.035em;margin:0 0 32px}.document h2{font-weight:500;line-height:1.4;font-size:24px;letter-spacing:-.015em;margin:40px 0 14px}.document p{margin:0 0 20px;overflow-wrap:anywhere}.document .meta{font-size:14px;color:var(--muted);margin-bottom:7px}.document .meta:last-of-type{margin-bottom:32px}.document .intro{font-size:19px;color:var(--muted)}.document .email{font-size:clamp(23px,5.6vw,32px);letter-spacing:-.02em}.support-note{padding:24px 28px;border:1px solid var(--line);border-radius:18px;margin:28px 0}.support-note h2{margin-top:0}.support-note p:last-child{margin:0}.back{font-size:13px;display:inline-block;margin-bottom:28px;color:var(--muted)}[lang=zh-Hans] .hero h1{font-size:clamp(48px,6vw,70px);letter-spacing:.01em;line-height:1.15}[lang=zh-Hans] .document{line-height:1.95}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.site-header{padding-block:20px;align-items:flex-start;flex-wrap:wrap;gap:18px}.brand{font-size:17px}.site-nav{gap:20px;font-size:13px;flex-wrap:wrap}.language{padding-left:18px}.hero{padding:48px 0 52px;gap:34px;grid-template-columns:1fr}.hero h1{font-size:58px}.hero p.lead{font-size:18px;max-width:470px}.hero-art{max-width:380px;justify-self:center;transform:none;border-radius:26px}.resource-grid{grid-template-columns:1fr;gap:28px;padding:28px 0 40px}.resource h2{margin:8px 0}.resource p{max-width:none}.site-footer{flex-direction:column;gap:8px;padding-block:24px}.document{padding-top:38px;padding-bottom:40px}.document h1{font-size:35px;margin-bottom:26px}.document h2{font-size:22px;margin-top:32px}.support-note{padding:22px}.eyebrow{margin-bottom:16px}}
@media print{.site-header,.site-footer,.skip,.back{display:none}body{background:white;color:black;font-size:11pt}.document{max-width:none;padding:0}.wrap{width:100%}.document h1{font-size:26pt}.document h2{break-after:avoid;font-size:16pt}.document a{color:inherit}}