:root {
  color-scheme: light;
  --ink: #15231f;
  --muted: #586862;
  --line: #d9e5df;
  --surface: #f2f8f5;
  --accent: #167858;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: #ffffff;
  font-family: system-ui, sans-serif;
  line-height: 1.65;
}

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

.shell {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  border-bottom: 1px solid var(--line);
}

header .shell,
footer .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0;
}

.brand {
  color: var(--ink);
  font-size: 1.2rem;
  font-weight: 750;
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

main {
  min-height: calc(100vh - 170px);
  padding: 72px 0;
}

.hero {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 20px;
  font-size: clamp(2.25rem, 7vw, 4.75rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h2 {
  margin-top: 36px;
  font-size: 1.25rem;
}

p,
li {
  color: var(--muted);
}

.lead {
  font-size: 1.15rem;
}

.card {
  margin-top: 36px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
}

.button {
  display: inline-block;
  margin-top: 18px;
  padding: 10px 16px;
  border-radius: 9px;
  color: #ffffff;
  background: var(--accent);
  text-decoration: none;
}

.policy {
  max-width: 760px;
}

.meta,
footer {
  color: var(--muted);
  font-size: 0.9rem;
}

footer {
  border-top: 1px solid var(--line);
}

@media (max-width: 640px) {
  header .shell,
  footer .shell {
    align-items: flex-start;
    flex-direction: column;
  }

  main {
    padding: 48px 0;
  }
}