/* ===================================
   教育開発・学習支援室 専用CSS
   =================================== */

/* KV画像のmask-imageを無効化（ローカル環境でのCORS対策） */
.kv_img {
  -webkit-mask-image: none !important;
  mask-image: none !important;
}

/* レイアウト */
.contents-wrapper {
  display: flex;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}

@media screen and (max-width: 768px) {
  .contents-wrapper {
    flex-direction: column;
    gap: 30px;
    padding: 20px 0;
    align-items: flex-start;
  }
}

/* サイドナビゲーション */
.ctl-sidenav {
  width: 260px;
  flex-shrink: 0;
}

@media screen and (max-width: 768px) {
  .ctl-sidenav {
    width: 100%;
  }
}

.ctl-sidenav__title {
  font-size: 16px;
  font-weight: bold;
  color: #5B3468;
  padding: 15px;
  background: #f5f0f7;
  border-left: 4px solid #5B3468;
  margin-bottom: 0;
}

.ctl-sidenav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid #ddd;
  border-top: none;
}

.ctl-sidenav__list > li {
  border-bottom: 1px solid #eee;
}

.ctl-sidenav__list > li:last-child {
  border-bottom: none;
}

.ctl-sidenav__list > li > a {
  display: block;
  padding: 12px 15px;
  color: #333;
  text-decoration: none;
  font-size: 14px;
  transition: background 0.2s, color 0.2s;
}

.ctl-sidenav__list > li > a:hover {
  background: #f9f9f9;
  color: #5B3468;
}

.ctl-sidenav__list > li.is-active > a {
  background: #5B3468;
  color: #fff;
}

/* サブリスト */
.ctl-sidenav__sublist {
  list-style: none;
  margin: 0;
  padding: 0;
  background: #fafafa;
}

.ctl-sidenav__sublist li {
  border-top: 1px solid #eee;
}

.ctl-sidenav__sublist a {
  display: block;
  padding: 10px 15px 10px 30px;
  color: #666;
  text-decoration: none;
  font-size: 13px;
  transition: background 0.2s, color 0.2s;
}

.ctl-sidenav__sublist a:hover {
  background: #f0f0f0;
  color: #5B3468;
}

.ctl-sidenav__sublist li.is-active a {
  background: #e8e0ec;
  color: #5B3468;
  font-weight: bold;
}

/* メインコンテンツ */
.ctl-main {
  flex: 1;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
}

.ctl-main h2 {
  font-size: 24px;
  color: #333;
  border-bottom: 3px solid #5B3468;
  padding-bottom: 10px;
  margin: 40px 0 20px;
}

.ctl-main h2:first-child {
  margin-top: 0;
}

.ctl-main h3 {
  font-size: 20px;
  color: #5B3468;
  margin: 30px 0 15px;
  padding-left: 15px;
  border-left: 4px solid #5B3468;
}

.ctl-main h4 {
  font-size: 18px;
  color: #333;
  margin: 25px 0 10px;
}

.ctl-main p {
  line-height: 1.8;
  margin: 15px 0;
  color: #333;
}

/* メインコンテンツ内のリンクにアンダーライン */
.ctl-main a {
  color: #5B3468;
  text-decoration: underline;
}

.ctl-main a:hover {
  color: #7a4d8c;
}

/* ボタンやカードはアンダーラインなし＆色を継承しない */
.ctl-main a.ctl-button,
.ctl-main a.ctl-link-card,
.ctl-main .ctl-menu-item {
  text-decoration: none;
}

.ctl-main a.ctl-button {
  color: #fff;
}

.ctl-main a.ctl-button:hover {
  color: #fff;
}

/* ボタンラッパー */
.ctl-button-wrapper {
  margin: 25px 0;
  text-align: center;
}

.ctl-main ul {
  margin: 15px 0;
  padding-left: 25px;
  line-height: 1.8;
  list-style-type: disc;
}

.ctl-main ol {
  margin: 15px 0;
  padding-left: 25px;
  line-height: 1.8;
  list-style-type: decimal;
}

@media screen and (max-width: 768px) {
  .ctl-main ul, .ctl-main ol {
    padding-left: 20px;
  }
}

.ctl-main li {
  margin: 8px 0;
}

/* リンクボックス */
.ctl-link-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 30px 0;
}

.ctl-link-card {
  display: block;
  padding: 20px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  text-decoration: none;
  transition: box-shadow 0.2s, transform 0.2s;
}

.ctl-link-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transform: translateY(-2px);
}

.ctl-link-card__title {
  font-size: 16px;
  font-weight: bold;
  color: #5B3468;
  margin-bottom: 8px;
}

.ctl-link-card__desc {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* お知らせリスト */
.ctl-news-list {
  list-style: none;
  margin: 20px 0;
  padding: 0;
}

.ctl-news-list li {
  padding: 15px 0;
  border-bottom: 1px solid #eee;
  display: flex;
  gap: 15px;
  align-items: flex-start;
}

@media screen and (max-width: 768px) {
  .ctl-news-list {
    padding-left: 0;
  }
  .ctl-news-list li {
    flex-direction: column;
    gap: 5px;
  }
}

.ctl-news-list .date {
  color: #999;
  font-size: 14px;
  white-space: nowrap;
}

.ctl-news-list a {
  color: #5B3468;
  text-decoration: underline;
}

.ctl-news-list a:hover {
  color: #7a4d8c;
}

/* テーブル */
.ctl-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.ctl-table th,
.ctl-table td {
  padding: 12px 15px;
  border: 1px solid #ddd;
  text-align: left;
}

.ctl-table th {
  background: #f5f0f7;
  color: #5B3468;
  font-weight: bold;
}

.ctl-table tr:nth-child(even) {
  background: #fafafa;
}

.ctl-table tr:hover {
  background: #f0f0f0;
}

/* 図書一覧テーブル */
.ctl-book-table-wrapper {
  margin: 20px 0;
  max-height: 600px;
  overflow-y: auto;
  border: 1px solid #ddd;
  border-radius: 4px;
}

.ctl-book-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  table-layout: fixed;
}

.ctl-book-table th,
.ctl-book-table td {
  padding: 10px 12px;
  border: 1px solid #ddd;
  text-align: left;
  vertical-align: top;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.ctl-book-table th {
  background: #5B3468;
  color: #fff;
  font-weight: bold;
  position: sticky;
  top: 0;
  z-index: 1;
}

.ctl-book-table tr:nth-child(even) {
  background: #fafafa;
}

.ctl-book-table tr:hover {
  background: #f5f0f7;
}

.ctl-book-table .category-row {
  background: #e8e0ec !important;
}

.ctl-book-table .category-row td {
  font-weight: bold;
  color: #5B3468;
  padding: 8px 12px;
}

.ctl-book-table .book-id {
  width: 50px;
  text-align: center;
}

.ctl-book-table .book-title {
  width: 40%;
}

.ctl-book-table .book-author {
  width: 25%;
}

.ctl-book-table .book-publisher {
  width: calc(35% - 50px);
}

/* 図書名リンク */
.ctl-book-table td a {
  color: #5B3468;
  text-decoration: none;
  transition: color 0.2s;
}

.ctl-book-table td a:hover {
  color: #7a4d8a;
  text-decoration: underline;
}

.ctl-book-table td a:visited {
  color: #4a2a55;
}

/* モバイル版では横スクロールを許可 */
@media screen and (max-width: 768px) {
  .ctl-book-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-height: 400px;
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
  }
  .ctl-book-table {
    font-size: 12px;
    table-layout: auto;
    min-width: 700px;
    width: max-content;
  }
  .ctl-book-table th,
  .ctl-book-table td {
    padding: 8px;
    white-space: nowrap;
  }
  .ctl-book-table .book-id {
    width: 40px;
  }
  .ctl-book-table .book-title {
    min-width: 250px;
    white-space: normal;
  }
  .ctl-book-table .book-author {
    min-width: 120px;
    white-space: normal;
  }
  .ctl-book-table .book-publisher {
    min-width: 120px;
    white-space: normal;
  }
}

/* ボタン */
.ctl-button {
  display: inline-block;
  padding: 12px 30px;
  background: #5B3468;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-size: 14px;
  transition: background 0.2s;
}

.ctl-button:hover {
  background: #7a4d8c;
  color: #fff;
}

.ctl-button--outline {
  background: #fff;
  color: #5B3468;
  border: 2px solid #5B3468;
}

.ctl-button--outline:hover {
  background: #5B3468;
  color: #fff;
}

/* 画像 */
.ctl-main img {
  max-width: 100%;
  height: auto;
}

.ctl-img-center {
  display: block;
  margin: 20px auto;
}

.ctl-img-caption {
  text-align: center;
  font-size: 13px;
  color: #666;
  margin-top: 8px;
}

/* ヒーロー画像エリア */
.ctl-hero-image {
  margin-bottom: 30px;
}

.ctl-hero-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

/* 学習支援メニュー用カードスタイル（画像付き） */
.ctl-link-card--with-image {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.ctl-link-card__image {
  width: 100%;
  height: 100px;
  object-fit: cover;
}

.ctl-link-card--with-image .ctl-link-card__body {
  padding: 15px 20px;
}

/* セクション */
.ctl-section {
  margin: 40px 0;
  padding: 30px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  overflow-x: hidden;
}

@media screen and (max-width: 768px) {
  .ctl-section {
    padding: 15px;
    margin: 20px 0;
    overflow-x: visible;
  }
}

/* インフォボックス */
.ctl-info-box {
  padding: 20px;
  background: #f5f0f7;
  border-left: 4px solid #5B3468;
  margin: 20px 0;
}

.ctl-info-box p {
  margin: 0;
}

/* 注意ボックス */
.ctl-warning-box {
  padding: 20px;
  background: #fff8e6;
  border-left: 4px solid #f0ad4e;
  margin: 20px 0;
}

/* お問い合わせエリア */
.ctl-contact-area {
  margin: 40px 0;
  padding: 30px;
  background: #f9f9f9;
  border-radius: 8px;
}

.ctl-contact-area h3 {
  margin-top: 0;
}

.ctl-contact-area p {
  margin: 10px 0;
}

.ctl-contact-area .tel {
  font-size: 24px;
  font-weight: bold;
  color: #5B3468;
}

/* パスワード保護 */
.ctl-password-area {
  max-width: 400px;
  margin: 40px auto;
  padding: 30px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  text-align: center;
}

.ctl-password-area input[type="password"] {
  width: 100%;
  padding: 12px;
  margin: 15px 0;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
}

/* 動画埋め込み */
.ctl-video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  margin: 20px 0;
}

.ctl-video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* カード一覧 */
.ctl-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin: 30px 0;
}

.ctl-card {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}

.ctl-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.ctl-card__img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.ctl-card__body {
  padding: 15px;
}

.ctl-card__title {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  margin-bottom: 8px;
}

.ctl-card__text {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* アコーディオン */
.ctl-accordion {
  margin: 20px 0;
  border: 1px solid #ddd;
  border-radius: 4px;
}

.ctl-accordion__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px;
  background: #f9f9f9;
  cursor: pointer;
  font-weight: bold;
}

.ctl-accordion__header:hover {
  background: #f0f0f0;
}

.ctl-accordion__content {
  padding: 15px;
  border-top: 1px solid #ddd;
  display: none;
}

.ctl-accordion.is-open .ctl-accordion__content {
  display: block;
}

/* ステップリスト */
.ctl-steps {
  list-style: none;
  margin: 20px 0;
  padding: 0;
  counter-reset: step-counter;
}

.ctl-steps li {
  position: relative;
  padding: 20px 20px 20px 60px;
  margin: 15px 0;
  background: #f9f9f9;
  border-radius: 8px;
  counter-increment: step-counter;
}

.ctl-steps li::before {
  content: counter(step-counter);
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  background: #5B3468;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

/* 2カラムレイアウト */
.ctl-two-col {
  display: flex;
  gap: 30px;
  margin: 20px 0;
}

.ctl-two-col > div {
  flex: 1;
}

@media screen and (max-width: 768px) {
  .ctl-two-col {
    flex-direction: column;
  }
}

/* トップページ用 */
.ctl-hero {
  text-align: center;
  padding: 40px 20px;
  margin-bottom: 30px;
}

.ctl-hero__title {
  font-size: 28px;
  color: #5B3468;
  margin-bottom: 15px;
}

.ctl-hero__lead {
  font-size: 16px;
  color: #666;
  line-height: 1.8;
}

.ctl-menu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
  margin: 30px 0;
}

@media screen and (max-width: 768px) {
  .ctl-menu-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  .ctl-menu-item {
    align-items: flex-start;
  }
}

.ctl-menu-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 25px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s;
}

.ctl-menu-item:hover {
  border-color: #5B3468;
  box-shadow: 0 4px 12px rgba(91, 52, 104, 0.15);
}

.ctl-menu-item__text h3 {
  margin: 0 0 5px;
  font-size: 18px;
  color: #5B3468;
  border: none;
  padding: 0;
}

.ctl-menu-item__text p {
  margin: 0;
  font-size: 14px;
  color: #666;
}

/* ===================================
   モバイルナビゲーション
   =================================== */

/* モバイル時にサイドナビを非表示 */
@media screen and (max-width: 768px) {
  .ctl-sidenav {
    display: none;
  }
}

/* フローティングメニューボタン */
.ctl-mobile-menu-btn {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 8px;
  width: 44px;
  height: auto;
  background: #5B3468;
  border: none;
  border-radius: 22px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  z-index: 1000;
  transition: transform 0.2s, background 0.2s;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 10px 14px;
}

.ctl-mobile-menu-btn__label {
  color: #fff;
  font-size: 11px;
  font-weight: bold;
  line-height: 1.4;
  writing-mode: vertical-rl;
  text-orientation: upright;
  letter-spacing: 0.1em;
}

.ctl-mobile-menu-btn:hover {
  background: #7a4d8c;
  transform: scale(1.05);
}

.ctl-mobile-menu-btn:active {
  transform: scale(0.95);
}

.ctl-mobile-menu-btn__icon {
  width: 24px;
  height: 24px;
  position: relative;
}

.ctl-mobile-menu-btn__icon span {
  display: block;
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background: #fff;
  transition: transform 0.3s, opacity 0.3s;
}

.ctl-mobile-menu-btn__icon span:nth-child(1) {
  top: 4px;
}

.ctl-mobile-menu-btn__icon span:nth-child(2) {
  top: 11px;
}

.ctl-mobile-menu-btn__icon span:nth-child(3) {
  top: 18px;
}

/* ボタンがアクティブ時（×に変形） */
.ctl-mobile-menu-btn.is-active .ctl-mobile-menu-btn__icon span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.ctl-mobile-menu-btn.is-active .ctl-mobile-menu-btn__icon span:nth-child(2) {
  opacity: 0;
}

.ctl-mobile-menu-btn.is-active .ctl-mobile-menu-btn__icon span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media screen and (max-width: 768px) {
  .ctl-mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* モーダルオーバーレイ */
.ctl-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s;
}

.ctl-modal-overlay.is-active {
  display: block;
  opacity: 1;
}

/* モーダルナビゲーション */
.ctl-modal-nav {
  display: none;
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: calc(100% - 40px);
  max-width: 320px;
  max-height: 70vh;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  z-index: 1001;
  overflow: hidden;
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.3s, opacity 0.3s;
}

.ctl-modal-nav.is-active {
  display: block;
  transform: translateY(0);
  opacity: 1;
}

.ctl-modal-nav__header {
  padding: 16px 20px;
  background: #5B3468;
  color: #fff;
  font-weight: bold;
  font-size: 16px;
}

.ctl-modal-nav__body {
  max-height: calc(70vh - 52px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* モーダル内メニュー */
.ctl-modal-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ctl-modal-menu > li {
  border-bottom: 1px solid #eee;
}

.ctl-modal-menu > li:last-child {
  border-bottom: none;
}

.ctl-modal-menu > li > a {
  display: block;
  padding: 14px 20px;
  color: #333;
  text-decoration: none;
  font-size: 15px;
  transition: background 0.2s;
}

.ctl-modal-menu > li > a:hover,
.ctl-modal-menu > li > a:active {
  background: #f5f0f7;
}

.ctl-modal-menu > li.is-active > a {
  background: #5B3468;
  color: #fff;
}

/* アコーディオントグル */
.ctl-modal-menu__toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 14px 20px;
  background: none;
  border: none;
  color: #333;
  font-size: 15px;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s;
}

.ctl-modal-menu__toggle:hover,
.ctl-modal-menu__toggle:active {
  background: #f5f0f7;
}

.ctl-modal-menu__toggle::after {
  content: '';
  width: 8px;
  height: 8px;
  border-right: 2px solid #5B3468;
  border-bottom: 2px solid #5B3468;
  transform: rotate(45deg);
  transition: transform 0.3s;
}

.ctl-modal-menu > li.is-open .ctl-modal-menu__toggle::after {
  transform: rotate(-135deg);
}

/* サブメニュー */
.ctl-modal-submenu {
  list-style: none;
  margin: 0;
  padding: 0;
  background: #fafafa;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.ctl-modal-menu > li.is-open .ctl-modal-submenu {
  max-height: 500px;
}

.ctl-modal-submenu li {
  border-top: 1px solid #eee;
}

.ctl-modal-submenu a {
  display: block;
  padding: 12px 20px 12px 35px;
  color: #666;
  text-decoration: none;
  font-size: 14px;
  transition: background 0.2s, color 0.2s;
}

.ctl-modal-submenu a:hover,
.ctl-modal-submenu a:active {
  background: #f0f0f0;
  color: #5B3468;
}

.ctl-modal-submenu li.is-active a {
  background: #e8e0ec;
  color: #5B3468;
  font-weight: bold;
}

/* ===================================
   FD関連動画ページ用スタイル
   =================================== */

/* セクションタイトル */
.ctl-section__title {
  font-size: 18px;
  color: #5B3468;
  margin: 0 0 15px 0;
  padding: 0 0 10px 0;
  border-bottom: 2px solid #5B3468;
  border-left: none;
}

/* イベントアイテム */
.ctl-event-item {
  margin: 20px 0;
  padding: 15px;
  background: #fafafa;
  border-radius: 4px;
}

.ctl-event-item h4 {
  margin: 0 0 10px 0;
  font-size: 16px;
  color: #5B3468;
}

.ctl-event-item p {
  margin: 8px 0;
  font-size: 14px;
  line-height: 1.6;
}

/* リンクリスト */
.ctl-link-list {
  list-style: none;
  margin: 10px 0;
  padding: 0;
}

.ctl-link-list li {
  margin: 10px 0;
  padding: 8px 0;
  border-bottom: 1px dotted #ddd;
  font-size: 14px;
  line-height: 1.8;
}

.ctl-link-list li:last-child {
  border-bottom: none;
}

.ctl-link-list a {
  color: #5B3468;
  text-decoration: underline;
}

.ctl-link-list a:hover {
  color: #7a4d8c;
}

/* 注釈テキスト */
.ctl-note {
  font-size: 13px;
  color: #666;
  background: #f5f5f5;
  padding: 10px;
  border-radius: 4px;
  margin: 10px 0;
}

/* プレースホルダー（準備中表示用） */
.ctl-content-placeholder {
  padding: 40px;
  background: #f9f9f9;
  border: 2px dashed #ddd;
  border-radius: 8px;
  text-align: center;
  color: #999;
}

/* セクションの背景を透明に（fdvideoページ用） */
.ctl-section {
  border: 1px solid #eee;
}

.ctl-section > p {
  font-size: 13px;
  color: #666;
  margin: 0 0 15px 0;
}

/* 動画サムネイル付きイベントアイテム */
.ctl-event-item--with-thumbnail {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.ctl-event-item__thumbnail {
  flex-shrink: 0;
  width: 180px;
}

.ctl-event-item__thumbnail img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
}

.ctl-event-item__thumbnail a {
  display: block;
}

.ctl-event-item__thumbnail a:hover img {
  opacity: 0.8;
  transition: opacity 0.2s;
}

.ctl-event-item__content {
  flex: 1;
  min-width: 0;
}

.ctl-event-item h4 a {
  color: inherit;
  text-decoration: none;
}

.ctl-event-item h4 a:hover {
  text-decoration: underline;
  color: #7B4488;
}

@media screen and (max-width: 768px) {
  .ctl-event-item--with-thumbnail {
    flex-direction: column;
    gap: 15px;
  }

  .ctl-event-item__thumbnail {
    width: 100%;
    max-width: 300px;
  }
}

/* 報告アイテム（サムネイル付き） */
.ctl-report-item {
  display: flex;
  gap: 15px;
  align-items: flex-start;
  padding: 15px 0;
  border-bottom: 1px dotted #ddd;
}

.ctl-report-item:last-child {
  border-bottom: none;
}

.ctl-report-item__thumbnail {
  flex-shrink: 0;
  width: 160px;
}

.ctl-report-item__thumbnail img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
}

.ctl-report-item__thumbnail a {
  display: block;
}

.ctl-report-item__thumbnail a:hover img {
  opacity: 0.8;
  transition: opacity 0.2s;
}

.ctl-report-item__content {
  flex: 1;
  min-width: 0;
}

.ctl-report-item__title {
  margin: 0 0 5px 0;
  font-size: 15px;
  font-weight: bold;
  color: #333;
}

.ctl-report-item__title a {
  color: inherit;
  text-decoration: none;
}

.ctl-report-item__title a:hover {
  text-decoration: underline;
  color: #5B3468;
}

.ctl-report-item__speaker {
  margin: 0 0 8px 0;
  font-size: 13px;
  color: #666;
}

.ctl-report-item__links {
  font-size: 14px;
}

.ctl-report-item__links a {
  color: #5B3468;
  text-decoration: underline;
}

.ctl-report-item__links a:hover {
  color: #7B4488;
}

@media screen and (max-width: 768px) {
  .ctl-report-item {
    flex-direction: column;
    gap: 10px;
  }

  .ctl-report-item__thumbnail {
    width: 100%;
    max-width: 200px;
  }
}