body {
  font-family: system-ui, sans-serif;
  background: #f4f4f5;
  color: #18181b;
  margin: 0;
  padding: 2rem;
  display: flex;
  justify-content: center;
}

.container {
  background: #fff;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  width: 100%;
  max-width: 500px;
}

textarea {
  width: 100%;
  height: 250px;
  padding: 0.5rem;
  margin-bottom: 1rem;
  border: 1px solid #d4d4d8;
  border-radius: 4px;
  resize: vertical;
  font-family: monospace;
}

button {
  background: #2563eb;
  color: #fff;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
  width: 100%;
}

button:hover {
  background: #1d4ed8;
}

button:disabled {
  background: #93c5fd;
  cursor: not-allowed;
}