:root{color-scheme:light dark;--paper:#f8f7f3;--ink:#304b3c;--muted:#697366;--line:#dfe4d8;--panel:#fffefb}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 Arial,Helvetica,sans-serif}header,main,footer{max-width:850px;margin:auto;padding:28px clamp(24px,6vw,60px)}header{display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font:25px Georgia,serif}.brand img{border-radius:10px}a{color:inherit;text-underline-offset:4px}a:focus-visible{outline:2px solid currentColor;outline-offset:5px}nav{display:flex;flex-wrap:wrap;gap:18px;font-size:13px}.eyebrow{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--muted)}h1{font:400 clamp(40px,7vw,62px)/1.1 Georgia,serif;letter-spacing:-1.5px;margin:22px 0 28px}h2{font:400 26px/1.25 Georgia,serif;margin-top:34px}p,li{color:var(--muted)}.intro{font-size:19px;line-height:1.7}.card{padding:24px 28px;background:var(--panel);border:1px solid var(--line);border-radius:18px;margin-top:32px}.card h2{margin-top:0}.button{display:inline-block;background:var(--ink);color:var(--paper);border-radius:8px;padding:10px 20px;text-decoration:none;margin-top:12px}footer{font-size:12px;border-top:1px solid var(--line);margin-top:36px;padding-bottom:40px}.updated{font-size:12px}@media(prefers-color-scheme:dark){:root{--paper:#19251e;--ink:#dce8d7;--muted:#adb9a7;--line:#3b4a3d;--panel:#223026}}@media(max-width:520px){header{align-items:flex-start;flex-direction:column}main{padding-top:12px}.card{padding:20px}}