/* #purchasers-only */
#purchasers-only .kids__under-base-ttl-en {
  position: relative;
  font-size: 7rem;
}

@media (max-width: 834px) {
  #purchasers-only .kids__under-base-ttl-en {
    font-size: 5rem;
    text-align: center;
  }
}

@media (max-width: 450px) {
  #purchasers-only .kids__under-base-ttl-en {
    font-size: 3.5rem;
    margin: 0;
    width: auto;
  }
}

#purchasers-only .kids-course__intr-txt {
  text-align: center;
  margin: 0 auto;
}

#purchasers-only .purchasers-only-list {
  padding-top: 12rem;
}

@media (max-width: 1199px) {
  #purchasers-only .purchasers-only-list {
    padding-top: 6rem;
  }
}

@media (max-width: 834px) {
  #purchasers-only .purchasers-only-list {
    padding-top: 4rem;
  }
}

#purchasers-only .purchasers-only-list ul {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 5rem;
}

@media (max-width: 1199px) {
  #purchasers-only .purchasers-only-list ul {
    gap: 7rem;
  }
}

#purchasers-only .purchasers-only-list ul li {
  width: calc(33.3333333333% - 5rem);
}

@media (max-width: 1199px) {
  #purchasers-only .purchasers-only-list ul li {
    width: calc(50% - 5rem);
  }
}

@media (max-width: 834px) {
  #purchasers-only .purchasers-only-list ul li {
    width: 60%;
    margin: 0 auto;
  }
}

@media (max-width: 450px) {
  #purchasers-only .purchasers-only-list ul li {
    width: 90%;
  }
}

#purchasers-only .purchasers-only-list .list-img {
  max-width: 400px;
  overflow: hidden;
  border-radius: 30px;
}

#purchasers-only .purchasers-only-list .list-img img {
  width: 100%;
  border-radius: 30px;
  transition: all 0.5s;
  -o-object-fit: cover;
  object-fit: cover;
}

@media (min-width: 1501px) {
  #purchasers-only .purchasers-only-list .list-img img {
    min-height: 400px;
  }
}

@media (max-width: 1500px) {
  #purchasers-only .purchasers-only-list .list-img img {
    min-height: 370px;
  }
}

@media (max-width: 834px) {
  #purchasers-only .purchasers-only-list .list-img img {
    min-height: auto;
  }
}

#purchasers-only .purchasers-only-list .list-img img:hover {
  transform: scale(1.1);
}

#purchasers-only .purchasers-only-list .list-cat {
  display: inline-block;
  font-size: 1.6rem;
  color: #fff;
  border-radius: 50px;
  padding: 0.5rem 1.5rem;
  margin: 3rem 0 2rem;
}

@media (max-width: 834px) {
  #purchasers-only .purchasers-only-list .list-cat {
    margin: 1.5rem 0 1rem;
  }
}

@media (max-width: 834px) {
  #purchasers-only .purchasers-only-list .list-cat {
    margin: 1.5rem 0 1rem;
  }
}

#purchasers-only .purchasers-only-list .list-ttl {
  font-size: 2.4rem;
  font-weight: 500;
}

@media (max-width: 834px) {
  #purchasers-only .purchasers-only-list .list-ttl {
    font-size: 1.8rem;
  }
}

#purchasers-only .w360 {
  display: none;
}

@media (max-width: 360px) {
  #purchasers-only .w360 {
    display: inline-block;
  }
}

#purchasers-only .w450 {
  display: none;
}

@media (max-width: 450px) {
  #purchasers-only .w450 {
    display: block;
  }
}

#purchasers-only .w834 {
  display: none;
}

@media (max-width: 834px) {
  #purchasers-only .w834 {
    display: block;
  }
}

/* 購入者限定ログイン画面 */
#purchasers-only-login #kids-course-intr {
  padding-top: 18rem;
}

#purchasers-only-login .login-form {
  background-color: #fff;
  border-radius: 44px;
  padding: 12rem 0;
}

@media (max-width: 834px) {
  #purchasers-only-login .login-form {
    padding: 6rem 0;
  }
}

@media (max-width: 450px) {
  #purchasers-only-login .login-form {
    padding: 3rem 0;
  }
}

#purchasers-only-login .login-form h2 {
  text-align: center;
  margin-bottom: 6rem;
}

@media (max-width: 834px) {
  #purchasers-only-login .login-form h2 {
    margin-bottom: 3rem;
  }
}

#purchasers-only-login .login-form input {
  display: block;
  width: 100%;
  max-width: 480px;
  height: 70px;
  margin: auto;
  background-color: #f5f8ff;
  padding: 1rem 3rem;
  font-size: 18px;
}

@media (max-width: 834px) {
  #purchasers-only-login .login-form input {
    width: 90%;
    height: 60px;
    max-width: 450px;
  }
}

#purchasers-only-login .login-form button {
  background-color: #83aeff;
  color: #fff;
  border-radius: 8px;
  display: block;
  margin: 3rem auto;
  font-size: 18px;
  font-weight: bold;
  width: 320px;
  height: 70px;
  box-shadow: 0px 8px 0px #487ac6;
  transition: all 0.3s;
  position: relative;
}

@media (max-width: 834px) {
  #purchasers-only-login .login-form button {
    margin: 2rem auto;
    max-width: 290px;
  }
}

@media (max-width: 450px) {
  #purchasers-only-login .login-form button {
    max-width: 240px;
    height: 55px;
    font-size: 16px;
  }
}

#purchasers-only-login .login-form button:hover {
  box-shadow: none;
  transform: translate(5px, 8px);
}

#purchasers-only-login .login-form button::after {
  font-family: "Font Awesome 5 Free";
  content: "\f061";
  font-weight: 600;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #faed35;
  color: #1a295e;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translate(-50%, -50%);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 450px) {
  #purchasers-only-login .login-form button::after {
    width: 30px;
    height: 30px;
    font-size: 14px;
  }
}

#purchasers-only-login .w360 {
  display: none;
}

@media (max-width: 360px) {
  #purchasers-only-login .w360 {
    display: inline-block;
  }
}

#purchasers-only-login .w450 {
  display: none;
}

@media (max-width: 450px) {
  #purchasers-only-login .w450 {
    display: block;
  }
}

#purchasers-only-login .w834 {
  display: none;
}

@media (max-width: 834px) {
  #purchasers-only-login .w834 {
    display: block;
  }
}

/* 購入者限定ページ 詳細 */
@media (max-width: 834px) {
  #purchasers-only-detail .kids__under-wrapper {
    padding-top: 5rem;
  }
}

#purchasers-only-detail .item-box {
  background-color: #fff;
  margin-bottom: 8rem;
  border-top-left-radius: 25px;
  border-top-right-radius: 25px;
  border-bottom-left-radius: 45px;
  border-bottom-right-radius: 45px;
  /* ロボット組み立て図 */
  /* 回答例プログラム */
  /* よくある質問 */
}

@media (max-width: 1199px) {
  #purchasers-only-detail .item-box {
    margin-bottom: 6rem;
  }
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box {
    margin-bottom: 4rem;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail .item-box {
    margin-bottom: 3rem;
  }
}

#purchasers-only-detail .item-box .item-box-inner {
  padding: 2rem 12rem 10rem;
}

@media (max-width: 1199px) {
  #purchasers-only-detail .item-box .item-box-inner {
    padding: 4rem 6rem 5rem;
  }
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .item-box-inner {
    padding: 2rem 3rem 3rem;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail .item-box .item-box-inner {
    padding: 2rem;
  }
}

#purchasers-only-detail .item-box h2 {
  font-size: 36px;
  color: #fff;
  background-color: #83aeff;
  text-align: center;
  padding: 2rem 0;
  border-top-left-radius: 25px;
  border-top-right-radius: 25px;
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box h2 {
    font-size: 27px;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail .item-box h2 {
    font-size: 21px;
    padding: 1rem 0;
  }
}

#purchasers-only-detail .item-box .item-box-txt1 {
  font-size: 20px;
  margin: 0 0 6rem;
}

@media (max-width: 1199px) {
  #purchasers-only-detail .item-box .item-box-txt1 {
    margin: 0 0 3rem;
  }
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .item-box-txt1 {
    margin: 0 0 1.5rem;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail .item-box .item-box-txt1 {
    font-size: 17px;
    padding: 1rem 0;
  }
}

#purchasers-only-detail .item-box .item-box-heading3 {
  display: inline-block;
  font-size: 16px;
  background-color: #83aeff;
  color: #fff;
  border-radius: 50px;
  margin-top: 3rem;
  padding: 0.5rem 1.5rem;
}

@media (max-width: 1199px) {
  #purchasers-only-detail .item-box .item-box-heading3 {
    margin-top: 2rem;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail .item-box .item-box-heading3 {
    font-size: 14px;
  }
}

#purchasers-only-detail .item-box .item-box-txt2 {
  font-size: 24px;
  margin-top: 2rem;
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .item-box-txt2 {
    font-size: 20px;
    margin-top: 1rem;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail .item-box .item-box-txt2 {
    font-size: 16px;
  }
}

#purchasers-only-detail .item-box .item-box-youtube {
  padding-bottom: 3rem;
  gap: 5rem;
}

#purchasers-only-detail .item-box .item-box-youtube>div {
  flex: 0 0 calc(50% - 2.5rem);
}

@media (max-width: 1199px) {
  #purchasers-only-detail .item-box .item-box-youtube {
    gap: 2rem;
  }

  #purchasers-only-detail .item-box .item-box-youtube>div {
    flex: 0 0 calc(50% - 1rem);
  }
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .item-box-youtube {
    gap: 5rem;
    padding-bottom: 5rem;
  }
}

#purchasers-only-detail .item-box .item-box-youtube iframe {
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
}

#purchasers-only-detail .item-box .link-with-yellowbtn {
  border-radius: 25px;
  background-color: #f5f8ff;
  box-shadow: 0 10px 0 #ebf0fa;
  height: 100px;
  display: flex;
  align-items: center;
  padding: 4rem 5rem;
  margin-bottom: 4rem;
  position: relative;
  transition: all 0.3s;
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .link-with-yellowbtn {
    padding: 1rem 7rem 1rem 1rem;
  }
}

#purchasers-only-detail .item-box .link-with-yellowbtn::after {
  font-family: "Font Awesome 5 Free";
  content: "\f061";
  font-weight: 600;
  display: block;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #faed35;
  color: #1a295e;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translate(-50%, -50%);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#purchasers-only-detail .item-box .link-with-yellowbtn:hover {
  box-shadow: 0px 1px 0px #487ac6;
  transform: translate(5px, 8px);
}

#purchasers-only-detail .item-box .link-with-yellowbtn-file a:nth-of-type(1) {
  display: none;
}

#purchasers-only-detail .item-box .link-with-yellowbtn-file a {
  background-color: transparent;
  color: #1a295e;
  font-size: 20px;
  font-weight: bold;
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .link-with-yellowbtn-file a {
    font-size: 18px;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail .item-box .link-with-yellowbtn-file a {
    font-size: 16px;
  }
}

#purchasers-only-detail .item-box .flex-cont-item>div {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .flex-cont-item>div {
    flex-direction: column;
    gap: 0;
  }
}

#purchasers-only-detail .item-box .flex-cont-item>div .link-with-yellowbtn {
  width: calc(50% - 2.5rem);
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .flex-cont-item>div .link-with-yellowbtn {
    width: 100%;
  }
}

#purchasers-only-detail .item-box .flex-cont-item>div::after {
  content: "";
  display: inline-block;
  width: calc(50% - 2.5rem);
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .flex-cont-item>div::after {
    display: none;
  }
}

#purchasers-only-detail .item-box .item-box-question {
  font-size: 20px;
  font-weight: bold;
  padding: 6rem 0;
  border-bottom: 3px dotted #dee2e7;
}

@media (max-width: 1199px) {
  #purchasers-only-detail .item-box .item-box-question {
    padding: 3rem;
  }
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .item-box-question {
    font-size: 18px;
    padding: 2rem 0;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail .item-box .item-box-question {
    padding: 2rem 0;
  }
}

#purchasers-only-detail .item-box .item-box-question summary {
  display: flex;
  list-style: none;
  margin-bottom: 3rem;
  align-items: flex-start;
  /* 一部ブラウザで消えなかった場合は以下も追記 */
}

#purchasers-only-detail .item-box .item-box-question summary::-webkit-details-marker {
  display: none;
}

#purchasers-only-detail .item-box .item-box-question summary::before {
  content: "Q";
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background-color: #83aeff;
  color: #fff;
  font-family: "Fredoka", sans-serif;
  font-weight: 500;
  font-size: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-right: 1.5rem;
  flex: 0 0 70px;
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .item-box-question summary::before {
    font-size: 24px;
    width: 50px;
    height: 50px;
    flex: 0 0 50px;
  }
}

#purchasers-only-detail .item-box .item-box-question:last-of-type {
  border-bottom: none;
}

#purchasers-only-detail .item-box .item-box-answer {
  font-size: 16px;
  display: flex;
  align-items: flex-start;
}

#purchasers-only-detail .item-box .item-box-answer::before {
  content: "A";
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background-color: #faed35;
  color: #1a295e;
  font-family: "Fredoka", sans-serif;
  font-weight: 500;
  font-size: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-right: 2rem;
  flex: 0 0 70px;
}

@media (max-width: 834px) {
  #purchasers-only-detail .item-box .item-box-answer::before {
    font-size: 24px;
    width: 50px;
    height: 50px;
    flex: 0 0 50px;
  }
}

#purchasers-only-detail .item-box .item-box-answer-txt a {
  text-decoration: underline;
}

#purchasers-only-detail #online-support-reserve-bnr h2 {
  background-color: #faed35;
  border-radius: 30px;
  width: 700px;
  height: 130px;
  margin: auto;
  color: #1a295e;
  font-size: 24px;
  font-weight: bold;
  box-shadow: 0 10px 0 #d9d3df;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

@media (max-width: 1199px) {
  #purchasers-only-detail #online-support-reserve-bnr h2 {
    font-size: 20px;
    width: 500px;
    height: 100px;
  }
}

@media (max-width: 834px) {
  #purchasers-only-detail #online-support-reserve-bnr h2 {
    font-size: clamp(1.5rem, 2vw + 1rem, 1.8rem);
    width: 90%;
    max-width: 450px;
    height: 80px;
  }
}

@media (max-width: 450px) {
  #purchasers-only-detail #online-support-reserve-bnr h2 {
    font-size: clamp(1.5rem, 2vw + 1rem, 1.8rem);
    width: 90%;
    max-width: 300px;
    height: 80px;
    text-align: center;
  }
}

@media (max-width: 360px) {
  #purchasers-only-detail #online-support-reserve-bnr h2 {
    font-size: 14px;
  }
}

#purchasers-only-detail #online-support-reserve-bnr h2:hover {
  box-shadow: 0px 1px 0px #d9d3df;
  transform: translate(0, 8px);
  transition: all 0.6s ease;
}

#purchasers-only-detail #online-support-reserve-bnr .link-with-white::after {
  font-family: "Font Awesome 5 Free";
  content: "\f061";
  font-weight: 600;
  display: block;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #fff;
  color: #1a295e;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translate(-50%, -50%);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#purchasers-only-detail .w360 {
  display: none;
}

@media (max-width: 360px) {
  #purchasers-only-detail .w360 {
    display: inline-block;
  }
}

#purchasers-only-detail .w450 {
  display: none;
}

@media (max-width: 450px) {
  #purchasers-only-detail .w450 {
    display: block;
  }
}

#purchasers-only-detail .w834 {
  display: none;
}

@media (max-width: 834px) {
  #purchasers-only-detail .w834 {
    display: block;
  }
}