:root {
    color-scheme: light;
    font-family: system-ui, sans-serif;
    color: #202020;
    background: #fff;
    line-height: 1.7;
}

* { box-sizing: border-box; }
body { margin: 0; }
header, main, footer { width: min(100% - 2rem, 52rem); margin-inline: auto; }
header { padding-block: 1.5rem; border-bottom: 1px solid #ddd; }
nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem; }
main { padding-block: 2rem 4rem; }
footer { padding-block: 1.5rem; border-top: 1px solid #ddd; }
h1, h2 { line-height: 1.2; }
h1 { font-size: clamp(2rem, 6vw, 3rem); }
h2 { margin-top: 2rem; }
a { color: #245320; text-underline-offset: 0.2em; overflow-wrap: anywhere; }
a:hover { text-decoration-thickness: 0.15em; }
:focus-visible { outline: 3px solid #245320; outline-offset: 4px; }
.brand { font-weight: 750; letter-spacing: 0.12em; }
.notice { padding: 1rem 1.25rem; border-left: 4px solid #245320; background: #f3f6f2; }
.skip-link { position: fixed; top: 0.5rem; left: 0.5rem; padding: 0.75rem 1rem; background: #fff; transform: translateY(-200%); }
.skip-link:focus { transform: translateY(0); }
dt { font-weight: 700; margin-top: 1rem; }
dd { margin: 0.25rem 0 1rem; }