body {
  max-width: 38em;
  margin: 4em auto;
  padding: 0 1.5em;
  font-family: "EB Garamond", Georgia, serif;
  font-size: 1.15rem;
  line-height: 1.65;
  color: #222;
  background: #fdfdfc;
  -webkit-font-smoothing: antialiased;
}

h1 {
  font-size: 1.6rem;
  font-weight: 500;
  margin: 0 0 1.4em;
}

p {
  margin: 0 0 1em;
}

em {
  font-style: italic;
}

a {
  color: #222;
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover {
  color: #555;
}

hr {
  border: none;
  border-top: 1px solid #ddd;
  margin: 2em 0;
}

.small {
  font-size: 0.92rem;
  color: #666;
}

.small a {
  color: #666;
}

.small a:hover {
  color: #333;
}

.signup-form {
  display: flex;
  gap: 0.5em;
  margin: 1.5em 0;
}

.signup-form input {
  flex: 1;
  padding: 0.5em 0.7em;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid #ccc;
  background: #fff;
}

.signup-form input:focus {
  outline: none;
  border-color: #888;
}

.signup-form button {
  padding: 0.5em 1.2em;
  font-family: inherit;
  font-size: 1rem;
  background: #222;
  color: #fdfdfc;
  border: none;
  cursor: pointer;
}

.signup-form button:hover {
  background: #444;
}

.signup-form button:disabled {
  background: #888;
  cursor: default;
}

.message {
  font-size: 0.95rem;
  margin: 0 0 1em;
}

.message.success {
  color: #2a6;
}

.message.error {
  color: #a44;
}

.copyright {
  margin-top: 3em;
  font-size: 0.85rem;
  color: #aaa;
}