:root {
  color-scheme: light dark;
}
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background-color: #f0f2f5;
}
#root {
  padding: 24px;
}
.container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 90vh;
}
.form-wrapper {
  width: 100%;
  max-width: 500px;
  padding: 2rem;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
.label {
  display: block;
  margin-bottom: 1rem;
  font-size: 1.2rem;
  font-weight: 600;
  color: #333;
}
.form-row {
  display: flex;
  gap: 0.5rem;
}
.input {
  flex-grow: 1;
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}
.button {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  background-color: #007bff;
  color: white;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.2s;
}
.button:hover:not(:disabled) {
  background-color: #0056b3;
}
.button:disabled {
  background-color: #ccc;
  cursor: not-allowed;
}
.error-text {
  margin-top: 1rem;
  color: #d9534f;
}
.result-wrapper {
  margin-top: 1.5rem;
  padding: 1rem;
  background-color: #e9f7ef;
  border-left: 4px solid #28a745;
}
.result-text {
  margin: 0;
  color: #155724;
}
.result-label {
  font-weight: bold;
}