/* Light mode */
:root {
  --background-color: #f4f4f4;
  --text-color: #333;
  --background-disabled-color: #e4e4e4;
  --text-disabled-color: #888;
  --link-color: #5600b3;
  --container-color: #8ab4f8;
  --button-enabled-color: #b660f3;
  --button-disabled-color: #7155ae;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #1a1a1a;
    --text-color: #e0e0e0;
    --background-disabled-color: #020202;
    --text-disabled-color: #607070;
    --link-color: #b36bff;
    --container-color: #001b2b;
    --button-enabled-color: #5600b3;
    --button-disabled-color: #260083;
  }
}

/* Responsiveness */
@media (max-width: 600px) {
  body {
    padding: 0.55em;
  }
}

body {
  font-family: 'Arial', sans-serif;
  font-size: 1.14rem;
  line-height: 1.6;
  margin: 0 auto; /* Centers the content */
  padding: 1.1em;
  max-width: 44em; /* Limits content width */
  min-height: 80vh;
  background-color: var(--background-color);
  color: var(--text-color);
}

h1 {
  margin-top: 0;
}

p {
  margin-bottom: 0.5em;
}

a {
  color: var(--link-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.heading {
  padding: 0;
}

.container {
  background: var(--container-color);
  padding: 25px 30px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  margin: 1.5em auto;
  width: 80%;
  height: fit-content;
}

.embedded {
  visibility: hidden;
}

textarea {
  width: 100%;
  height: 100px;
  padding: 10px;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 5px;
  resize: vertical;
  box-sizing: border-box;
  font-family: monospace;
  background: var(--background-color);
  color: var(--text-color);
}

textarea[readonly] {
  background: var(--background-disabled-color);
  color: var(--text-disabled-color);
}

.buttons {
  display: flex;
  gap: 10px;
  margin-bottom: 15px;
}

button {
  flex: 1;
  background-color: var(--button-enabled-color);
  color: var(--text-color);
  border: none;
  padding: 12px 0;
  font-size: 1rem;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:disabled {
  background-color: var(--button-disabled-color);
  color: var(--text-disabled-color);
  cursor: not-allowed;
}