.doctoral-curriculum {
  align-items: center;
  padding: 100px 120px;
}

.doctoral-curriculum-titlebox {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.doctoral-curriculum-title {
  color: var(--title-text-light-blue);
  font-family: Anuphan;
  font-weight: var(--title-weight);
  font-size: 40px;
  line-height: 56px;
}

.doctoral-curriculum-red-background {
  background: #EE8C8C !important;
}

.doctoral-curriculum-red-border {
  border: 1px solid #EE8C8C !important;
}

.doctoral-curriculum-absolute-image-1 {
  position: absolute;
  width: 120px;
  height: 120px;
  top: -100px;
  left: -50px;
}

.doctoral-curriculum-absolute-image-2 {
  position: absolute;
  width: 80px;
  height: 80px;
  top: 200px;
  right: -40px;
}

.doctoral-curriculum-box {
  display: flex;
  gap: 40px;
  margin-top: 40px;
}

.doctoral-curriculum-btn {
  display: flex;
  height: 120px;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex: 1 0 0;
  border-radius: 16px;
  border: 1px solid #A7A7A7;
  background: #FFF;
}

.doctoral-curriculum-btn-text {
  font-size: 24px;
  line-height: 30px;
  letter-spacing: 0.96px;
}

.doctoral-curriculum-detail {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 40px;
}

.doctoral-curriculum-detail-title {
  color: #000;
  font-size: 20px;
  font-weight: 600;
  line-height: 30px;
  letter-spacing: 0.8px;
}

.doctoral-curriculum-detail-box ul {
  display: flex;
  gap: 16px 32px;
  flex-wrap: wrap;
}

.doctoral-curriculum-detail-box-square-list {
  list-style: none;
  /* デフォルトマーカーを消す（なくてもOK） */
  padding-left: 1em;
  /* インデント調整 */
}

.doctoral-curriculum-detail-box-square-list li::marker {
  content: "■ ";
  /* 黒い四角 + スペース */
  color: #333;
  /* マーカー色 */
  font-size: 0.9em;
  /* マーカーサイズ調整 */
}

.doctoral-curriculum-blue-background {
  background-color: #0B318F;
}

.doctoral-curriculum-blue-border {
  border: 1px solid #0B318F;
}

/* ========================================================================== */
/* doctoral-curriculum-1 */
/* ========================================================================== */

.doctoral-curriculum-1 {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  position: relative;
  margin-bottom: 40px;
}

.doctoral-curriculum-1-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.doctoral-curriculum-1-top-title {
  color: var(--title-text-light-blue);
  font-weight: var(--title-weight);
  font-size: 32px;
  line-height: 56px;
  letter-spacing: 1.28px;
  text-align: center;
}

.doctoral-curriculum-1-top-detail {
  color: #000;
  text-align: center;
  font-size: 16px;
  line-height: 30px;
  /* 187.5% */
  letter-spacing: 0.64px;
}

.doctoral-curriculum-1-bottom {
  color: #000;
  text-align: center;
  line-height: 30px;
  letter-spacing: 0.64px;
}

.doctoral-curriculum-1-bottom-img {
  width: 100%;
}

/* ========================================================================== */
/* doctoral-curriculum-3 */
/* ========================================================================== */

.doctoral-curriculum-3 {
  width: 100%;
  margin: 80px 0;
}

.doctoral-curriculum-3-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  margin-bottom: 40px;
}

.doctoral-curriculum-3-img {
  width: 1200px;
  /* 固定幅に変更 */
  max-width: none;
  display: block;
  margin: 0 auto;
}

/* 横スクロール用ラッパー */
.doctoral-curriculum-3-scroll {
  width: 100%;
  /* コンテンツ幅に合わせる */
  overflow-x: auto;
  /* 横スクロール */
  overflow-y: hidden;
  /* 縦スクロールなし */
}

.doctoral-curriculum-3-middle {
  width: 100%;
}

.doctoral-curriculum-3-middle-box {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 32px;
}

.doctoral-curriculum-3-middle-title {
  display: flex;
  padding: 16px 40px;
  align-items: center;
  align-self: stretch;
  color: #FFF;
  font-size: 24px;
  font-weight: var(--title-weight);
  line-height: 30px;
  border-radius: 16px 16px 0 0;
}

.doctoral-curriculum-3-middle-detail {
  display: flex;
  padding: 24px 40px 32px 40px;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 8px;
  align-self: stretch;
  line-height: 30px;
  letter-spacing: 0.64px;
  border-radius: 0 0 16px 16px;
}

/* ========================================================================== */
/* doctoral-curriculum-4 */
/* ========================================================================== */

.doctoral-curriculum-4 {
  width: 100%;
  margin: 80px 0;
}

.doctoral-curriculum-4-tab-buttons {
  display: flex;
  gap: 12px;
  margin: 40px 0 24px 0;
}

.doctoral-curriculum-4-tab-btn {
  display: flex;
  padding: 16px;
  align-items: center;
  flex: 1;
  border-radius: 16px 16px 0 0;
  border-top: 1px solid #A7A7A7;
  border-right: 1px solid #A7A7A7;
  border-left: 1px solid #A7A7A7;
  border-bottom: none;
  background: #FFF;
  color: #A7A7A7;
  font-size: 16px;
  line-height: 24px;
  letter-spacing: 0.64px;
}

.doctoral-curriculum-4-tab-btn.active {
  border-radius: 16px 16px 0 0;
  background: #0B318F;
  color: #FFF;
}

.doctoral-curriculum-4-tab-content {
  display: none;
  /* 非表示 */
  overflow-x: auto;
  /* 横スクロールを可能にする */
  overflow-y: hidden;
  /* 縦スクロールはなし */
  width: 100%;
  /* 親要素の幅に合わせる */
}

.doctoral-curriculum-4-tab-content.active {
  display: block;
  /* アクティブだけ表示 */
}

/* 固定幅の画像 */
.doctoral-curriculum-4-tab-img {
  width: 1200px;
  /* 好きな固定幅に設定 */
  max-width: none;
  /* 幅の制限を解除 */
  display: block;
  /* imgタグの場合は余白削除 */
  margin: 0 auto;
}

/* ========================================================================== */
/* @media */
/* ========================================================================== */

@media (max-width: 1400px) {
  .doctoral-curriculum-absolute-image-1 {
    left: -120px;
  }

  .tb-br {
    display: block;
  }
}

/* ========================================================================== */
/* @media：TB */
/* ========================================================================== */

@media (max-width: 1023px) {
  .doctoral-curriculum {
    padding: 100px 64px 195px 64px;
  }

  .doctoral-curriculum-title {
    font-size: 32px;
    line-height: 32px;
    letter-spacing: 0.96px;
  }

  .doctoral-curriculum-absolute-image-1 {
    left: -50px;
    width: 80px;
    height: 80px;
  }

  .doctoral-curriculum-absolute-image-2 {
    width: 40px;
    height: 40px;
    right: 0px;
    bottom: 200px;
    top: auto;
  }

  /* ==================================================== */
  /* doctoral-curriculum-1 */
  /* ==================================================== */

  .doctoral-curriculum-1 {
    gap: 24px;
  }

  .doctoral-curriculum-1-top-title {
    font-size: 24px;
    line-height: 32px;
    letter-spacing: 0.96px;
    text-align: center;
  }

  .doctoral-curriculum-1-top-detail {
    font-size: 14px;
    line-height: 30px;
    letter-spacing: 0.56px;
  }

  /* ==================================================== */
  /* doctoral-curriculum-3 */
  /* ==================================================== */

  .doctoral-curriculum-3-top {
    gap: 24px;
  }
}

/* ========================================================================== */
/* @media：SP */
/* ========================================================================== */

@media (max-width: 767px) {

  .doctoral-curriculum-title {
    text-align: center;
    line-height: 48px;
  }

  .doctoral-curriculum-absolute-image-2 {
    bottom: 232px;
    right: -12px;
  }

  .doctoral-curriculum-box {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .doctoral-curriculum-btn {
    display: flex;
    min-height: 80px;
    justify-content: center;
    align-items: center;
    gap: 16px;
    align-self: stretch;
  }

  .tb-br {
    display: none;
  }

  /* ==================================================== */
  /* doctoral-curriculum-1 */
  /* ==================================================== */

  .doctoral-curriculum-1-top-detail {
    text-align: left;
  }

  /* ==================================================== */
  /* doctoral-curriculum-3 */
  /* ==================================================== */

  .doctoral-curriculum-3-middle-title {
    padding: 16px 24px;
  }

  .doctoral-curriculum-3-middle-detail {
    padding: 24px;
    font-size: 14px;
    line-height: 30px;
    letter-spacing: 0.56px;
  }

  /* ==================================================== */
  /* doctoral-curriculum-4 */
  /* ==================================================== */

  .doctoral-curriculum-4-tab-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, auto);
    gap: 8px 12px;
  }
}

@media print {
  .doctoral-curriculum-3-top {
    margin-top: 300px;
  }

  .doctoral-curriculum-3-middle-box {
    gap: 100px;
  }

}