:root{color-scheme:light dark}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.6;margin:0;background:#fafafa;color:#1a1a1a}@media(prefers-color-scheme:dark){body{background:#111;color:#e8e8e8}}main{max-width:720px;margin:0 auto;padding:40px 20px 80px}h1{font-size:1.9rem;line-height:1.25}h2{margin-top:2em;font-size:1.35rem;border-bottom:1px solid #ddd;padding-bottom:.3em}h3{margin-top:1.5em;font-size:1.08rem}a{color:#4F46E5;text-decoration:none}a:hover{text-decoration:underline}code{background:rgba(127,127,127,.15);padding:.1em .35em;border-radius:4px;font-size:.9em}table{border-collapse:collapse;width:100%;margin:1em 0;font-size:.88rem}th,td{border:1px solid #ccc;padding:.5em .7em;text-align:left;vertical-align:top}th{background:rgba(127,127,127,.1)}hr{border:0;border-top:1px solid #ddd;margin:2.5em 0}footer{margin-top:4em;padding-top:1.5em;border-top:1px solid #ddd;font-size:.85rem;color:#888;text-align:center}@media(prefers-color-scheme:dark){h2,hr,footer,th,td{border-color:#333}}