:root {
  color: #111318;
  background: #f4f5fa;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

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

.shell {
  width: min(100% - 2rem, 34rem);
  margin: 0 auto;
  padding: 12vh 0 3rem;
  text-align: center;
}

.brand-mark {
  display: grid;
  width: 4rem;
  height: 4rem;
  margin: 0 auto 0.75rem;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #08bec8;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.brand-name {
  margin: 0 0 2.5rem;
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.card {
  padding: 2.5rem 2rem;
  border-radius: 1.5rem;
  background: #fff;
  box-shadow: 0 1rem 3rem rgb(17 19 24 / 8%);
}

h1 {
  margin: 0 0 1rem;
  font-size: 1.75rem;
}

p {
  line-height: 1.5;
}

#message {
  margin: 0 auto 1.75rem;
  color: #666a73;
}

button {
  width: 100%;
  min-height: 3.5rem;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: #08bec8;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:focus-visible {
  outline: 3px solid #111318;
  outline-offset: 3px;
}

.secondary {
  margin: 1.25rem 0 0;
  color: #666a73;
  font-size: 0.925rem;
}

[hidden] {
  display: none;
}

@media (prefers-color-scheme: dark) {
  :root {
    color: #f7f8fb;
    background: #111318;
  }

  .card {
    background: #1d2027;
    box-shadow: none;
  }

  #message,
  .secondary {
    color: #b9bdc7;
  }

  button:focus-visible {
    outline-color: #f7f8fb;
  }
}