:root {
  color-scheme: light dark;
  font-family: Arial, Helvetica, sans-serif;
  background: #f6f7f4;
  color: #1d211d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  line-height: 1.6;
}

a {
  color: #286140;
  text-underline-offset: 0.2em;
}

a:hover {
  color: #173c27;
}

.home {
  display: grid;
  place-items: center;
  text-align: center;
}

.home h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.home nav {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.document {
  width: min(100% - 2rem, 46rem);
  margin: 0 auto;
  padding: 4rem 0;
}

.document header {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #cbd1ca;
}

.document h1 {
  margin: 0;
  font-size: clamp(2rem, 7vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.document h2 {
  margin: 2.25rem 0 0.5rem;
  font-size: 1.2rem;
}

.document p,
.document ul {
  margin-top: 0.5rem;
}

.document footer {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid #cbd1ca;
}

.updated {
  color: #5e675f;
}

@media (prefers-color-scheme: dark) {
  :root {
    background: #171a17;
    color: #ecefeb;
  }

  a {
    color: #8fd5aa;
  }

  a:hover {
    color: #b8ebca;
  }

  .document header,
  .document footer {
    border-color: #3c443d;
  }

  .updated {
    color: #aeb7af;
  }
}