:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#2d2d2d;background-color:#f5f5e6}body{margin:0;min-width:320px;min-height:100vh;display:flex;flex-direction:column;align-items:center}nav{display:flex;gap:2rem;padding:1rem 0}nav a{color:#4a7c59;text-decoration:none;font-weight:700;padding:.4rem .8rem;border-radius:6px;transition:background-color .2s}nav a:hover{background-color:#a3b18a}h1{font-size:3rem;margin:1rem 0 .5rem}p{font-size:1.2rem;margin:.5rem 0 2rem;color:#2d2d2d}button{background-color:#4a7c59;color:#f5f5e6;border:none;padding:.6em 1.2em;border-radius:8px;cursor:pointer;transition:background-color .2s}button:hover{background-color:#6ba373}