:root {
  color-scheme: light;
  --carbon: #1f1f1f;
  --muted: #66646b;
  --fog: #dedde2;
  --lavender: #ddd6fe;
  --lavender-strong: #c4b5fd;
  --surface: #ffffff;
  --soft: #f7f7f8;
}
* {
  box-sizing: border-box;
}
html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--soft);
  color: var(--carbon);
}
body {
  margin: 0;
}
main {
  width: min(720px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0 80px;
}
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 48px;
}
nav a,
.button {
  border: 1px solid var(--fog);
  border-radius: 999px;
  color: var(--carbon);
  padding: 10px 16px;
  text-decoration: none;
  background: var(--surface);
}
nav a[aria-current="page"],
.button {
  background: var(--lavender);
  border-color: var(--lavender-strong);
}
h1 {
  font-size: clamp(2.25rem, 8vw, 4rem);
  letter-spacing: -0.055em;
  line-height: 0.95;
  margin: 0 0 24px;
}
h2 {
  font-size: 1rem;
  letter-spacing: 0.06em;
  line-height: 1.3;
  margin: 40px 0 12px;
  text-transform: uppercase;
}
p,
li {
  font-size: 1.05rem;
  line-height: 1.65;
}
p {
  margin: 0 0 16px;
}
ul {
  padding-left: 22px;
}
.lead {
  color: var(--muted);
  font-size: 1.25rem;
  max-width: 38rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--fog);
  border-radius: 18px;
  margin-top: 32px;
  padding: 24px;
}
.meta,
footer {
  color: var(--muted);
  font-size: 0.9rem;
}
footer {
  border-top: 1px solid var(--fog);
  margin-top: 56px;
  padding-top: 24px;
}
a {
  color: #4c3d82;
}
@media (max-width: 520px) {
  main {
    padding-top: 28px;
  }
  nav {
    margin-bottom: 36px;
  }
  .card {
    padding: 20px;
  }
}