:root {
  color-scheme: light dark;
  font-family: "IBM Plex Mono", "Iosevka", "Cascadia Mono", monospace;
  background: #e9e9e9;
  color: #111;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100dvh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: max(1rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right))
    max(1rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
  background: #e9e9e9;
}

main {
  width: min(24rem, 100%);
  border: 1px solid #cfcfcf;
  background: #f6f6f6;
  padding: 1rem;
}

h1 {
  margin: 0;
  letter-spacing: 0.1em;
  font-size: 1.1rem;
}

p {
  margin: 0.4rem 0 1rem;
  color: #575757;
  font-size: 0.85rem;
}

form,
label {
  display: grid;
  gap: 0.5rem;
}

form {
  gap: 0.85rem;
}

label {
  gap: 0.25rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

input,
button {
  width: 100%;
  min-height: 2.75rem;
  border: 1px solid #d6d6d6;
  border-radius: 0;
  font: inherit;
  font-size: 16px;
}

input {
  padding: 0.55rem;
  background: #fff;
  color: #111;
}

button {
  background: #e2e2e2;
  color: #111;
  cursor: pointer;
}

button:disabled {
  opacity: 0.65;
}

#message {
  min-height: 1.2rem;
  margin: 0;
  color: #4a1717;
}

@media (prefers-color-scheme: dark) {
  :root,
  body {
    background: #151515;
    color: #e8e8e8;
  }

  main {
    border-color: #4f4f4f;
    background: #1d1d1d;
  }

  p {
    color: #a9a9a9;
  }

  input {
    border-color: #3b3b3b;
    background: #131313;
    color: #e8e8e8;
  }

  button {
    border-color: #4f4f4f;
    background: #272727;
    color: #e8e8e8;
  }

  #message {
    color: #ffb4b4;
  }
}