:root {
  --bg: #faf9f7;
  --fg: #1d1b19;
  --muted: #5f5a54;
  --card: #ffffff;
  --line: #e6e1da;
  --accent: #1d1b19;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141312;
    --fg: #f2efea;
    --muted: #b3aca3;
    --card: #1e1c1a;
    --line: #34302c;
    --accent: #f2efea;
  }
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font:
    16px/1.6 -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
}
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 16px 64px;
}
h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 0 0 12px;
}
h2 {
  font-size: 1.2rem;
  margin: 32px 0 8px;
}
p,
li {
  color: var(--fg);
}
.muted {
  color: var(--muted);
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 32px 24px;
  text-align: center;
}
.check {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  margin: 0 auto 16px;
  display: grid;
  place-items: center;
  background: #2e7d32;
  color: #fff;
  font-size: 32px;
}
a {
  color: inherit;
}
footer {
  margin-top: 48px;
  font-size: 0.875rem;
  color: var(--muted);
  text-align: center;
}
nav a {
  margin: 0 8px;
}