*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#0f172a;background:#fff;line-height:1.7}
header{border-bottom:1px solid #e6e9f0;padding:18px 20px;font-weight:700}
header a{color:#0b5cff;text-decoration:none}
main{max-width:760px;margin:0 auto;padding:48px 20px 80px}
h1{font-size:34px;letter-spacing:-.6px;margin:0 0 4px}
.d{color:#5b6476;margin:0 0 28px}
h2{font-size:20px;margin:32px 0 8px}
p,li{color:#334155;font-size:16px}
a{color:#0b5cff}