:root{font-family:system-ui,-apple-system,sans-serif;color:#182b35;background:#f6f7f4;line-height:1.65}body{max-width:740px;margin:0 auto;padding:60px 24px}a{color:#166254}header{border-bottom:1px solid #ced9d0;padding-bottom:24px;margin-bottom:36px}small,.muted{color:#52655b}h1{line-height:1.15;font-size:clamp(2rem,5vw,3rem);letter-spacing:-.035em}h2{font-size:1.25rem;margin-top:2rem}nav,footer{margin-top:32px}footer{border-top:1px solid #ced9d0;padding-top:20px;font-size:.9rem}