:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#1f2937;background:#f8fafc}
body{margin:0}
.container{max-width:760px;margin:0 auto;padding:48px 20px}
h1{font-size:2rem;margin-bottom:1rem}
h2{margin-top:2rem;font-size:1.25rem}
p,li{line-height:1.8}
a{color:#2563eb}
code{background:#e5e7eb;padding:.1rem .3rem;border-radius:.25rem}