body{margin:0;background:#fafafa;color:#18181b;font:17px/1.65 system-ui,sans-serif}main{max-width:760px;margin:auto;padding:64px 24px}h1{font-size:42px;letter-spacing:-1.5px;line-height:1.1}h2{margin-top:36px;font-size:22px}a{color:inherit;text-underline-offset:4px}nav{display:flex;gap:24px;flex-wrap:wrap;padding:24px 0;border-bottom:1px solid #ddd}footer{margin-top:48px;color:#666;font-size:14px}.brand{font-weight:700;text-decoration:none}