/* Three Seminar Double Submit Guard */

.post-form .wpcf7-submit {
  transition: opacity 0.2s ease, filter 0.2s ease;
}

.post-form .wpcf7-submit.three-is-sending,
.post-form .wpcf7-submit.three-is-sent,
.post-form .wpcf7-submit:disabled {
  cursor: not-allowed;
  pointer-events: none;
}

.post-form .wpcf7-submit.three-is-sending {
  opacity: 0.55;
  filter: grayscale(1);
}

.post-form .wpcf7-submit.three-is-sent {
  opacity: 0.75;
}

.post-form .three-seminar-submit-status {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.6;
}

.post-form .three-seminar-submit-status:empty {
  display: none;
}

.post-form .three-seminar-submit-status.is-success {
  font-weight: 700;
}

/* Contact Form 7 標準の送信成功メッセージだけ非表示 */
.post-form .wpcf7 form.sent .wpcf7-response-output {
  display: none;
}