:root{color-scheme:light;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172b43;background:#f5f7fa;font-size:16px;line-height:1.7}
*{box-sizing:border-box}body{margin:0}header,main,footer{max-width:850px;margin:auto;padding:1.5rem 2rem}header{display:flex;align-items:center;justify-content:space-between;gap:1rem;border-bottom:1px solid #c9d3df}.brand{font-weight:700;text-decoration:none}a{color:#174c8d;text-underline-offset:.2em}a:hover{color:#0c315e}a:focus-visible{outline:3px solid #174c8d;outline-offset:5px}main{padding-top:3rem;padding-bottom:3rem}h1{font-size:clamp(2rem,6vw,3rem);line-height:1.15;letter-spacing:-.025em;margin:.6rem 0 1.5rem}h2{font-size:1.25rem;margin:2rem 0 .5rem;line-height:1.4}p{margin:.7rem 0 1rem}.lead{font-size:1.2rem}.eyebrow{font-size:.875rem;font-weight:650;letter-spacing:.06em;color:#4d6077}footer{border-top:1px solid #c9d3df;font-size:.9rem;padding-bottom:2rem}@media(max-width:480px){header,main,footer{padding-left:1.25rem;padding-right:1.25rem}header{align-items:flex-start;flex-direction:column}}