:root{color-scheme:light dark;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#183c37;background:#f6f5ef;font-size:17px;line-height:1.65}body{max-width:820px;margin:auto;padding:24px}header{border-bottom:1px solid #ccd8d3;padding-bottom:20px}header p{font-size:1.1rem;font-weight:750;letter-spacing:.015em}nav{display:flex;gap:.5em;flex-wrap:wrap}main{padding:18px 0}h1{font-size:clamp(1.8rem,5vw,2.4rem);line-height:1.15;letter-spacing:-.025em}h2{font-size:1.25rem;line-height:1.35;margin-top:1.9em}p{overflow-wrap:anywhere}a{color:#087565;text-underline-offset:3px}a:focus-visible{outline:3px solid #b88427;outline-offset:4px}footer{font-size:.85rem;border-top:1px solid #ccd8d3;padding:24px 0} @media(prefers-color-scheme:dark){:root{background:#132925;color:#e9eee7}a{color:#80dccc}header,footer{border-color:#406259}} @media(max-width:480px){body{padding:18px}} @media print{nav{display:none}:root{color:#000;background:#fff}body{max-width:none;padding:0}a{color:inherit}}