:root {
  color-scheme: light;
  --ink: #15201d;
  --muted: #53615d;
  --green: #0b6b5b;
  --green-dark: #073e36;
  --cream: #faf5ea;
  --card: rgba(255, 255, 255, 0.72);
  --line: rgba(21, 32, 29, 0.12);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--cream); color: var(--ink); }
a { color: var(--green); }
.shell { width: min(760px, calc(100% - 40px)); margin: 0 auto; }
header { padding: 28px 0; border-bottom: 1px solid var(--line); }
.brand { color: var(--green); font-size: 19px; font-weight: 850; letter-spacing: -0.02em; text-decoration: none; }
main { padding: 64px 0 88px; }
.eyebrow { margin: 0 0 12px; color: var(--green); font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1 { max-width: 680px; margin: 0 0 18px; color: var(--green-dark); font-size: clamp(42px, 8vw, 68px); line-height: .98; letter-spacing: -.055em; }
h2 { margin: 34px 0 8px; color: var(--green-dark); font-size: 22px; letter-spacing: -.025em; }
p, li { color: var(--muted); font-size: 17px; line-height: 1.65; }
.lede { max-width: 660px; font-size: 20px; }
.date { color: #74807c; font-size: 14px; }
.card { margin-top: 36px; padding: 26px; border: 1px solid var(--line); border-radius: 24px; background: var(--card); }
.button { display: inline-block; margin-top: 10px; padding: 13px 18px; border-radius: 999px; background: var(--green); color: white; font-weight: 750; text-decoration: none; }
footer { padding: 28px 0 42px; border-top: 1px solid var(--line); color: #74807c; font-size: 14px; }
nav { display: flex; gap: 18px; margin-top: 8px; }
nav a { font-size: 14px; }