:root{color-scheme:light;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#17213a;background:#f5f8fd}*{box-sizing:border-box}body{margin:0}header,main,footer{max-width:840px;margin:auto;padding:24px}header{padding-top:36px}nav{display:flex;flex-wrap:wrap;gap:18px}a{color:#174f9c}main{background:white;border:1px solid #dbe4f0;border-radius:16px;line-height:1.65}h1{font-size:2rem;line-height:1.2;margin-top:0}h2{font-size:1.35rem;margin-top:2rem}h3{font-size:1.1rem}p,li{max-width:72ch}table{border-collapse:collapse;width:100%}th,td{text-align:left;vertical-align:top;border-bottom:1px solid #dbe4f0;padding:10px}th{background:#edf3fa}footer{font-size:.9rem;color:#4d5a70}.note{padding:14px;border-left:4px solid #174f9c;background:#eef5ff}.lang{margin-top:3rem;padding-top:1rem;border-top:2px solid #dbe4f0}@media(max-width:600px){header,main,footer{padding:18px}main{border-radius:0}table{display:block;overflow-x:auto}}