:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #173829;
  background: #f7f9f7;
  line-height: 1.65;
}

* { box-sizing: border-box; }
body { margin: 0; }
main { width: min(820px, calc(100% - 32px)); margin: 48px auto; }
.card { background: #fff; border: 1px solid #ebefeb; border-radius: 18px; padding: clamp(24px, 5vw, 48px); box-shadow: 0 16px 40px rgba(20,83,45,.08); }
.brand { color: #1fa95e; font-weight: 800; letter-spacing: -.02em; }
h1, h2 { color: #14532d; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3rem); margin-top: 0; }
h2 { margin-top: 2rem; }
a { color: #0b6b3a; }
.meta, footer { color: #647067; font-size: .92rem; }
footer { margin: 24px 0; text-align: center; }
.pill { display: inline-block; background: #d8f0e1; color: #0b6b3a; border-radius: 999px; padding: 6px 12px; font-weight: 700; }
ul { padding-left: 1.3rem; }