.register-container {
  max-width: 400px;
  margin: 50px auto;
  padding: 2rem;
  border-radius: 12px;
  background: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  font-family: Arial, sans-serif;
}

.register-container h1 {
  text-align: center;
  margin-bottom: 1.5rem;
  font-size: 1.8rem;
  font-weight: bold;
}

.register-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.register-form input {
  padding: 12px 14px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.register-form input:focus {
  border-color: #0077ff;
}

.register-form button {
  padding: 12px;
  border: none;
  background: #0077ff;
  color: white;
  font-size: 1rem;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 10px;
  transition: background 0.2s ease;
}

.register-form button:hover:not(:disabled) {
  background: #005fcc;
}

.register-form button:disabled {
  background: #a8a8a8;
  cursor: not-allowed;
}

.error-message {
  height: 15px;
  color: red;
  text-align: center;
  margin-bottom: 10px;
}

.success-message {
  color: green;
  text-align: center;
  margin-bottom: 10px;
}

.register-link {
  text-align: center;
  margin-top: 1rem;
}

.register-link a {
  color: #0077ff;
  text-decoration: none;
  font-weight: bold;
}

.register-link a:hover {
  text-decoration: underline;
}