:root { color-scheme: light dark; font-family: system-ui, sans-serif; color: #243c35; background: #f7f8f4; line-height: 1.65; }
* { box-sizing: border-box; }
body { margin: 0; }
header, main, footer { max-width: 760px; margin: auto; padding: 24px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid #d5ded7; }
header a:first-child { font-size: 24px; font-weight: 700; text-decoration: none; }
a { color: #24604a; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:focus-visible { outline: 3px solid #b06a24; outline-offset: 5px; }
h1 { font-size: clamp(2rem, 6vw, 2.8rem); line-height: 1.15; letter-spacing: -.03em; margin: 24px 0; }
h2 { font-size: 1.25rem; margin-top: 32px; }
p, li { max-width: 68ch; }
.eyebrow { font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; }
.lead { font-size: 1.15rem; }
blockquote { margin: 20px 0; padding: 8px 24px; background: #eaf0e8; border-left: 3px solid #547965; }
footer { border-top: 1px solid #d5ded7; font-size: .9rem; }
footer nav { display: flex; flex-wrap: wrap; gap: 12px 24px; }
@media (prefers-color-scheme: dark) {
  :root { color: #dde7df; background: #18251f; }
  a { color: #a8d7b8; }
  blockquote { background: #25382d; }
  header, footer { border-color: #425548; }
}