:root {
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #10171d;
  color: #edf1f3;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 85% 5%, rgba(55, 193, 176, 0.12), transparent 32rem),
    #10171d;
}

main {
  width: min(680px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0 80px;
}

.wordmark {
  color: #37c1b0;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  margin: 16px 0 12px;
  font-size: clamp(2.3rem, 8vw, 4.2rem);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

h2 {
  margin-top: 40px;
  font-size: 1.15rem;
}

p,
li {
  color: #bec8ce;
  font-size: 1.02rem;
  line-height: 1.68;
}

strong {
  color: #edf1f3;
}

a {
  color: #68d8ca;
}

.lede {
  max-width: 36rem;
  font-size: 1.16rem;
}

.card {
  margin-top: 32px;
  padding: 24px;
  border: 1px solid #314049;
  border-radius: 16px;
  background: rgba(24, 34, 41, 0.82);
}

.button {
  display: inline-block;
  margin-top: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  background: #37c1b0;
  color: #0c1519;
  font-weight: 800;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 20px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid #28353d;
}

.meta {
  color: #83939c;
  font-size: 0.9rem;
}

@media (max-width: 520px) {
  main {
    padding-top: 48px;
  }
}