:root{color-scheme:light dark}
body{font:16px/1.6 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;max-width:760px;margin:0 auto;padding:24px}
header nav a{margin-right:16px;text-decoration:none}
.brand{font-weight:700}
table{border-collapse:collapse;width:100%}
th,td{border:1px solid #ccc;padding:6px 10px;text-align:left}
footer{margin-top:40px;color:#888;font-size:13px}