:root {
  --green: #1b6b4a;
  --ink: #12392b;
  --muted: #4f6b5f;
  --bg: #f3f8f5;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 32px 16px 64px; }
.brand { font-weight: 800; font-size: 28px; color: var(--green); margin: 0 0 24px; letter-spacing: -0.5px; }
.brand a { color: inherit; text-decoration: none; }
h1 { font-size: 32px; line-height: 1.2; margin: 0 0 4px; }
h2 { font-size: 21px; margin: 32px 0 8px; }
h3 { font-size: 17px; margin: 20px 0 4px; }
.meta { color: var(--muted); margin: 0 0 24px; }
a { color: var(--green); }
ul { padding-left: 22px; }
li { margin: 6px 0; }
.footer { margin-top: 48px; color: var(--muted); font-size: 15px; }
.home { padding-top: 15vh; }
.home h1 { font-size: 40px; margin-bottom: 16px; }