.chirpipn-subscribe-form {
  max-width: 500px;
  margin: 20px 0;
}

.chirpipn-form-group {
  margin-bottom: 15px;
}

.chirpipn-form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
}

.chirpipn-form-group .required {
  color: #d63638;
}

.chirpipn-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  box-sizing: border-box;
}

.chirpipn-input:focus {
  outline: none;
  border-color: #0073aa;
  box-shadow: 0 0 0 1px #0073aa;
}

.chirpipn-submit {
  background: #2271b1;
  border-color: #2271b1;
  color: #fff;
  text-decoration: none;
  text-shadow: none;
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.3s ease;
}

.chirpipn-submit:hover {
  opacity: 0.9;
}

.chirpipn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.chirpipn-message {
  margin-top: 15px;
  padding: 10px;
  border-radius: 4px;
}

.chirpipn-message.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.chirpipn-message.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}