:root {
  color-scheme: light;
  --green: #124c3b;
  --green-soft: #eaf4ef;
  --gold: #c79b45;
  --ink: #17211d;
  --muted: #5d6b65;
  --line: #dce6e1;
  --danger: #a52a2a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: #f7faf8;
  color: var(--ink);
  font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: var(--green); }

header {
  background: var(--green);
  color: white;
}

.nav, main, footer {
  width: min(920px, calc(100% - 32px));
  margin: auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.brand {
  color: white;
  font-size: 1.35rem;
  font-weight: 800;
  text-decoration: none;
}

nav { display: flex; gap: 18px; }
nav a { color: #eaf4ef; text-decoration: none; }

main {
  background: white;
  margin-top: 36px;
  margin-bottom: 36px;
  padding: clamp(24px, 5vw, 56px);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 16px 40px rgba(18, 76, 59, .07);
}

h1, h2 { color: var(--green); line-height: 1.25; }
h1 { margin-top: 0; font-size: clamp(2rem, 6vw, 3.4rem); }
h2 { margin-top: 2rem; }
.lead { color: var(--muted); font-size: 1.12rem; }
.eyebrow { color: var(--gold); font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.card { background: var(--green-soft); border-radius: 14px; padding: 20px; }
.danger { border-left: 4px solid var(--danger); }
.button {
  display: inline-block;
  background: var(--green);
  color: white;
  padding: 11px 18px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
}

footer { color: var(--muted); padding: 0 0 36px; text-align: center; }

@media (max-width: 620px) {
  .nav { align-items: flex-start; flex-direction: column; padding: 16px 0; }
  nav { flex-wrap: wrap; gap: 10px 16px; }
  main { margin-top: 20px; }
}