:root {
  color-scheme: light;
  --brand: #0b6e5b;
  --ink: #14221f;
  --muted: #5c6b66;
  --surface: #f3f7f5;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background: var(--surface);
}

main {
  width: min(40rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3rem 0 4rem;
}

h1 {
  margin: 0 0 0.75rem;
  font-size: 2rem;
  line-height: 1.15;
  color: var(--brand);
}

p {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  line-height: 1.5;
}

.muted {
  color: var(--muted);
}