:root{color-scheme:light;--bg:#eff1f5;--card:#fff;--ink:#4c4f69;--muted:#5c5f77;--line:#ccd0da;--accent:#8839ef;--soft:#e9dff9}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.8}a{color:var(--accent);text-underline-offset:4px}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}header,main,footer{width:min(1120px,calc(100% - 40px));margin:auto}header{display:flex;justify-content:space-between;align-items:center;padding:24px 0;gap:20px;flex-wrap:wrap}.brand{font-size:22px;font-weight:800;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:12px}.brand img{width:38px;height:38px;border-radius:12px}nav{display:flex;gap:22px;flex-wrap:wrap}nav a{text-decoration:none;font-size:14px}.hero{padding:80px 0 60px;max-width:860px}.eyebrow{font-size:12px;letter-spacing:.17em;font-weight:800;color:var(--accent)}h1{font-size:clamp(36px,6vw,72px);line-height:1.18;letter-spacing:-.04em;margin:20px 0}h2{font-size:27px;line-height:1.4;margin-top:0}h3{font-size:19px}p{overflow-wrap:anywhere}.lead{font-size:20px;color:var(--muted);max-width:760px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin:30px 0}.button{display:inline-flex;align-items:center;min-height:48px;padding:10px 22px;background:var(--accent);border-radius:14px;color:white;text-decoration:none;font-weight:650}.button.secondary{color:var(--accent);background:var(--soft)}.chips{display:flex;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted)}.chips span{padding:5px 12px;border:1px solid var(--line);border-radius:40px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card,.document{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:28px}.card p{color:var(--muted)}.number{display:block;font-size:13px;color:var(--accent);font-weight:800;margin-bottom:20px}.section{margin:45px 0 70px}.callout{background:var(--soft);padding:30px;border-radius:24px}.document{max-width:880px;margin:30px auto 70px}.document h1{font-size:40px;letter-spacing:-.025em}.document h2{font-size:22px;margin-top:36px}.document h3{margin-bottom:4px}.document li{margin:9px 0}.meta{color:var(--muted);font-size:14px}.rule{border:0;border-top:1px solid var(--line);margin:40px 0}details{padding:20px 0;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:700}footer{border-top:1px solid var(--line);padding:30px 0 40px;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.footerlinks{display:flex;gap:16px;flex-wrap:wrap}.skip{position:absolute;left:12px;top:-80px;background:var(--card);padding:10px}.skip:focus{top:12px}.tagline{font-size:15px;color:var(--muted)}@media(max-width:760px){.hero{padding:48px 0 35px}.grid{grid-template-columns:1fr}.card,.document{padding:24px}.lead{font-size:18px}header,main,footer{width:calc(100% - 32px)}nav{gap:16px}.document h1{font-size:32px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}