body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial,sans-serif;line-height:1.6;margin:20px;}
h1,h2{line-height:1.25}
nav ul{display:flex;gap:12px;list-style:none;padding:0}
a{color:#0a58ca;text-decoration:none}
a:hover{text-decoration:underline}
footer{margin-top:32px;font-size:.9em;color:#666}