*{box-sizing:border-box}body{margin:0;background:#f5f7f4;color:#172b27;font:18px/1.65 system-ui,sans-serif}main{max-width:850px;margin:auto;padding:36px 24px 70px}nav{display:flex;gap:20px;flex-wrap:wrap;border-bottom:1px solid #c3d2ca;padding-bottom:20px}a{color:#14664d;text-underline-offset:4px}a:focus-visible{outline:3px solid #14664d;outline-offset:5px}h1{font-size:clamp(2rem,7vw,3.2rem);line-height:1.15;margin:45px 0 20px}h2{font-size:1.3rem;margin-top:32px}footer{border-top:1px solid #c3d2ca;margin-top:40px;padding-top:20px;font-size:.9rem}.brand{font-weight:750;text-decoration:none}.edition{font-size:.85rem;color:#496158}@media(prefers-color-scheme:dark){body{background:#101c19;color:#e7f1eb}a{color:#92d4b9}.edition{color:#b2c8ba}}