/* --- 全体の外枠 --- */
.auto-toc-container {
  background-color: rgb(244 249 252 / 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin: 2.5rem auto !important;
}
/* --- 下部関連リンクの外枠 --- */
.auto-toc-link-container {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin: 2.5rem auto !important;
}

.auto-toc-click-area.as-acc-click,
.auto-toc-contents-area.as-acc-contents {
  border-width: 0;
  border: none;
}

/* --- 目次タイトル --- */
.auto-toc-container .auto-toc-title-area,
.auto-toc-link-container .auto-toc-title-area {
  width: 100%;
}
.auto-toc-container .auto-toc-title,
.auto-toc-link-container .auto-toc-title {
  display: block;
  margin: 1.25rem 1rem;
  color: #0096fb;
  text-align: center;
  font-weight: 600;
  font-size: 1rem;
  flex-shrink: 1;
  width: 100%;
}
.auto-toc-container .auto-toc-title::before,
.auto-toc-link-container .auto-toc-title::before {
  display: inline-block;
  content: url(https://assets.alpha-uni.co.jp/img/sub_menu.svg);
  vertical-align: middle;
  width: 27px;
  height: 27px;
  line-height: 27px;
  text-align: center;
}

/* --- リスト共通の強力なリセット --- */
/* テーマが付ける点（・）や矢印（＞）を完全に消し去ります */
.auto-toc-container ul.auto-toc-list,
.auto-toc-link-container ul.auto-toc-links-list {
  padding-left: 0;
  margin: 0;
}
.auto-toc-container ul.auto-toc-list > li,
.auto-toc-link-container ul.auto-toc-links-list > li {
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  justify-content: center;
  margin: 0 1rem;
}
.auto-toc-link-container ul.auto-toc-links-list > li {
  margin: 0;
}

.auto-toc-container ul.auto-toc-list li::before,
.auto-toc-container ul.auto-toc-list li::after,
.auto-toc-container ul.auto-toc-links-list li::before,
.auto-toc-container ul.auto-toc-links-list li::after,
.auto-toc-link-container ul.auto-toc-list li::before,
.auto-toc-link-container ul.auto-toc-list li::after,
.auto-toc-link-container ul.auto-toc-links-list li::before,
.auto-toc-link-container ul.auto-toc-links-list li::after {
  display: none !important;
}

/* --- 目次リスト (1列) --- */

.auto-toc-container .auto-toc-list {
  margin-bottom: 2rem;
}
.auto-toc-container .auto-toc-list li {
  margin: 0 0 4px 0;
}
.auto-toc-container .auto-toc-list li a {
  text-decoration: none;
  color: inherit;
  display: block;
  font-weight: normal;
  padding: 0.5rem 0 0.5rem 20px;
  font-weight: normal;
  text-indent: -20px;
}
.auto-toc-container .auto-toc-list li a::before {
  display: inline-block;
  content: "";
  background-image: URL(https://assets.alpha-uni.co.jp/img/arrow_accent.svg);
  vertical-align: middle;
  margin-top: -3px;
  margin-right: 5px;
  width: 15px;
  height: 15px;
  transform: rotate(0deg);
}

/* H3 (ネスト) のスタイル */
.auto-toc-container .auto-toc-list li.auto-toc-nest a {
  padding-left: 3rem;
  text-indent: -1rem;
  font-size: 0.95em;
}
/* H3にだけ「－」をつける */
.auto-toc-container .auto-toc-list li.auto-toc-nest a::before {
  content: "－";
  display: inline-block;
  color: #0096fb;
  font-weight: 600;
  width: 0;
  margin-right: 5px;
  background-image: none;
}

/* --- 関連リンク タイトル --- */
.auto-toc-container .auto-toc-links-title,
.auto-toc-link-container .auto-toc-links-title {
  margin-top: 3rem;
  margin-bottom: 1rem;
  color: #0096fb;
  text-align: center;
  font-weight: 600;
  font-size: 1rem;
}

/* --- 関連リンクリスト (PCで3列) --- */
.auto-toc-container .auto-toc-links-list li,
.auto-toc-link-container ul.auto-toc-links-list li {
  border-bottom: 1px solid #dfdfdf;
}
.auto-toc-container .auto-toc-links-list li:first-child,
.auto-toc-link-container ul.auto-toc-links-list li:first-child {
  border-top: 1px solid #dfdfdf;
}
.auto-toc-container .auto-toc-links-list li a,
.auto-toc-link-container ul.auto-toc-links-list li a {
  display: block;
  margin: 0 0.5rem auto;
  padding: 0.9rem 0 0.9rem 20px;
  text-indent: -20px;
  font-weight: 600;
  text-decoration: none;
  color: inherit;
}
/* 関連リンクの「▼」をつける  */
.auto-toc-container .auto-toc-links-list li a::before,
.auto-toc-link-container ul.auto-toc-links-list li a::before {
  background-image: URL(https://assets.alpha-uni.co.jp/img/arrow_blue_2.svg);
  transform: rotate(0deg);
}

/* --- 閉じるボタン --- */
.auto-toc-container .auto-toc-close-btn {
  text-align: center;
  margin-top: 2rem;
  cursor: pointer;
  color: #666;
  font-size: 0.9rem;
}
.auto-toc-container .auto-toc-links-list li:first-child {
  border-top: 1px solid #dfdfdf;
}

.auto-toc-container ul.auto-toc-links-list {
  padding-left: 0;
}
.auto-toc-container ul.auto-toc-list li,
.auto-toc-container ul.auto-toc-links-list li {
  margin-left: 0;
}

/* --- レスポンシブ (PC向け表示) --- */
@media only screen and (min-width: 769px) {
  .auto-toc-container .auto-toc-links-list,
  .auto-toc-link-container ul.auto-toc-links-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0 1rem;
    align-items: stretch;
  }
  .auto-toc-container .auto-toc-links-list li,
  .auto-toc-link-container ul.auto-toc-links-list li {
    border-top: 1px solid #dfdfdf;
    border-bottom: 1px solid #dfdfdf;
    margin-top: -1px;
    margin-left: -1px; /* 枠線を重ねてスッキリ見せる */
  }
  .auto-toc-container ul.auto-toc-list li,
  .auto-toc-container ul.auto-toc-links-list {
    margin-left: 1rem;
    margin-right: 1rem;
  }
}
/* --- 2列表示用の追加スタイル --- */
@media only screen and (min-width: 769px) {
  /* PCなど画面が広い時は横並びにする */
  .auto-toc-columns {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2rem;
  }
  .auto-toc-column {
    width: 48%; /* 半分ずつ分割 */
  }
  .auto-toc-columns .auto-toc-list {
    margin-bottom: 0; /* カラム内の余白を調整 */
  }
}

@media (max-width: 768px) {
  /* スマートフォンでは2列設定でも縦並び（1列）にする */
  .auto-toc-columns {
    display: block;
  }
  .auto-toc-column {
    width: 100%;
  }
}