:root {
  color: #18212f;
  background: #eef2f7;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
}

.shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(640px, 100%);
  padding: clamp(32px, 7vw, 64px);
  border: 1px solid rgb(24 33 47 / 12%);
  border-radius: 24px;
  background: rgb(255 255 255 / 92%);
  box-shadow: 0 24px 80px rgb(31 43 61 / 12%);
}

.eyebrow {
  margin: 0 0 16px;
  color: #316fea;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

h1 {
  margin: 0;
  font-size: clamp(36px, 8vw, 64px);
  letter-spacing: -0.04em;
  line-height: 1;
}

p {
  margin: 24px 0;
  color: #556173;
  font-size: 17px;
  line-height: 1.7;
}

code {
  padding: 2px 6px;
  border-radius: 6px;
  background: #e8edf5;
  color: #263348;
}

a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 0 18px;
  border-radius: 999px;
  background: #18212f;
  color: white;
  font-weight: 650;
  text-decoration: none;
}

a:focus-visible {
  outline: 3px solid #79a6ff;
  outline-offset: 3px;
}

@media (prefers-color-scheme: dark) {
  :root {
    color: #f5f7fb;
    background: #10151e;
  }

  .card {
    border-color: rgb(255 255 255 / 10%);
    background: #18212f;
    box-shadow: none;
  }

  p {
    color: #b7c0cf;
  }

  code {
    background: #263348;
    color: #f5f7fb;
  }

  a {
    background: #f5f7fb;
    color: #18212f;
  }
}