/* 全ページ共通の基準。既存の文字サイズ・フルード設定を維持。 */
:root {
  font-size: 62.5%;
  --font-biz: "BIZ UDGothic", "Yu Gothic", Meiryo, sans-serif;
  --font-zen: "Zen Kaku Gothic Antique", sans-serif;
  --font-robo: "Roboto", Arial, sans-serif;
}

body {
  margin: 0;
  font-size: 1.8rem;
  /* ユーザー確認済みのMac向けフォント描画設定。 */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 書体だけを切り替える共通クラス。サイズ・ウェイトは各要素で管理。 */
.font-biz {
  font-family: var(--font-biz);
}
.font-zen {
  font-family: var(--font-zen);
}
.font-robo {
  font-family: var(--font-robo);
}

@media (max-width: 767.98px) {
  body {
    font-size: 1.4rem;
  }
}

/* 合意済みのフルード設定 */
@media (min-width: 768px) and (max-width: 1299.98px) {
  :root {
    font-size: clamp(7.77777778px, 0.769230769vw, 10px);
  }
}

/* 共通の方眼背景。18pxの格子を1本ずつ描き、内側・繰り返し境界とも線の重複を防ぐ。 */
.common-grid-background {
  background-color: #fff;
  background-image: url('../images/common-grid.svg?v=374882125b7b');
  background-repeat: repeat;
  background-size: 18px 18px;
}

/* 一覧へ進む共通ボタン。 */
.common-pill-link {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 26rem;
  min-height: 5.4rem;
  padding: 1rem 5rem 1rem 2rem;
  border: 1px solid #005BAD;
  border-radius: 99rem;
  color: #005BAD;
  background: #fff;
  text-decoration: none;
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1.5;
  transition: color 180ms ease, background-color 180ms ease;
}
.common-pill-link > span {
  position: absolute;
  right: .6rem;
  top: 50%;
  transform: translateY(-50%);
  width: 3.6rem;
  height: 3.6rem;
  border-radius: 50%;
  background: #005BAD;
}
.common-pill-link > span::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) translateX(.15rem);
  border-top: .9rem solid transparent;
  border-bottom: .9rem solid transparent;
  border-left: 1rem solid #fff;
}
.common-pill-link:focus-visible {
  outline: 2px solid #005BAD;
  outline-offset: 3px;
}
@media (min-width: 768px) {
  .common-pill-link:hover {
    color: #fff;
    background: #005BAD;
  }
  .common-pill-link:hover > span {
    background: #fff;
  }
  .common-pill-link:hover > span::before {
    border-left-color: #005BAD;
  }
}
@media (max-width: 767.98px) {
  .common-pill-link {
    width: 21.6rem;
    min-height: 4.4rem;
    font-size: 1.4rem;
    padding: .8rem 4.4rem .8rem 1.6rem;
  }
  .common-pill-link > span {
    width: 3.2rem;
    height: 3.2rem;
    right: .5rem;
  }
  .common-pill-link > span::before {
    border-top-width: .8rem;
    border-bottom-width: .8rem;
    border-left-width: .9rem;
  }
}

/* セクション見出し。カレンダーで確定したPC/SP共通寸法。 */
.common-section-heading {
  color: #000;
}
.common-section-heading__english {
  margin: 0 0 1.2rem;
  font-size: 2.6rem;
  font-weight: 400;
  line-height: 1.4;
}
.common-section-heading__title {
  margin: 0;
  font-size: 5.3rem;
  font-weight: 700;
  line-height: 1.5;
}

/* 通常投稿の新着情報。ほかの一覧でも共用できる部品。 */
.common-news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  color: #000;
}
.common-news-list__item {
  padding: 3rem 0;
  border-bottom: 1px solid #ccc;
}
.common-news-list__item:first-child {
  border-top: 1px solid #ccc;
}
.common-news-list__link {
  display: inline;
  color: inherit;
  text-decoration: none;
  transition: opacity 180ms ease;
}
.common-news-list__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.6rem;
  margin-bottom: 1.2rem;
}
.common-news-list__meta time {
  font-size: 2rem;
  font-weight: 500;
  line-height: 1.5;
}
.common-news-list__title {
  margin: 0;
  font-size: 2.2rem;
  font-weight: 500;
  line-height: 1.8;
  overflow-wrap: anywhere;
}
.common-news-category {
  display: inline-block;
  min-width: 10.5rem;
  padding: .6rem 1.2rem;
  border-radius: .4rem;
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
}
.common-news-category--notice {
  background: #163A5F;
}
.common-news-category--event {
  background: #35B4D4;
}
.common-news-category--exhibition {
  background: #005BAD;
}
.common-news-category--theater {
  background: #687FC4;
}
.common-news-category--kids {
  background: #E8B83F;
}
.common-news-list__link:focus-visible {
  outline: 2px solid #005BAD;
  outline-offset: 3px;
}
@media (min-width: 768px) {
  .common-news-list__link:hover {
    opacity: .7;
  }
}
@media (max-width: 767.98px) {
  .common-section-heading__english {
    margin-bottom: .5rem;
    font-size: 1.5rem;
  }
  .common-section-heading__title {
    font-size: 2.4rem;
  }
  .common-news-list__item {
    padding: 1.5rem 0;
  }
  .common-news-list__meta {
    gap: .6rem 1rem;
    margin-bottom: .8rem;
  }
  .common-news-list__meta time {
    font-size: 1.1rem;
  }
  .common-news-list__title {
    font-size: 1.6rem;
    line-height: 1.8;
  }
  .common-news-category {
    min-width: 8.1rem;
    padding: .4rem .8rem;
    border-radius: .3rem;
    font-size: 1.1rem;
  }
}

/* 年月の書体分け用見出し。FullCalendar本体の見出しは更新処理のため残す。 */
:is(.home-calendar, .program-detail-calendar) .fc .fc-toolbar-title:not(.program-calendar-month-title) {
  display: none;
}

/* TOP・詳細カレンダー共通仕様。寸法と配置は各ページCSSで指定。 */
:is(.home-calendar, .program-detail-calendar) .fc {
  --fc-button-bg-color: #005BAD;
  --fc-button-border-color: #005BAD;
  --fc-button-hover-bg-color: #244a87;
  --fc-button-hover-border-color: #244a87;
  --fc-button-active-bg-color: #244a87;
  --fc-button-active-border-color: #244a87;
  --fc-today-bg-color: transparent;
}
:is(.home-calendar, .program-detail-calendar) .fc .fc-toolbar-title {
  font-family: var(--font-zen);
  font-weight: 700;
}
:is(.home-calendar, .program-detail-calendar) .fc .fc-button {
  font-family: var(--font-robo);
  line-height: 1.5;
}
:is(.home-calendar, .program-detail-calendar) .fc .fc-today-button {
  opacity: .65;
}
:is(.home-calendar, .program-detail-calendar) .fc .fc-today-button:disabled {
  opacity: 1;
}
:is(.home-calendar, .program-detail-calendar) .fc .fc-col-header-cell-cushion {
  font-family: var(--font-biz);
  font-weight: 700;
}
:is(.home-calendar, .program-detail-calendar) .fc .fc-daygrid-day-number {
  font-family: var(--font-robo);
}
:is(.home-calendar, .program-detail-calendar) .fc .fc-event-title {
  font-weight: 500;
  padding-left: 6px;
}

/* 詳細下部のページ移動。ボタン本体は共通pill-linkを使用。 */
.program-detail-navigation {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 3rem;
  margin: 7rem auto 4rem;
}
.program-detail-navigation .common-pill-link {
  box-sizing: border-box;
}
.program-detail-navigation .program-detail-back {
  padding-right: 2rem;
  padding-left: 5rem;
}
.program-detail-navigation .program-detail-back[hidden] {
  display: none;
}
.program-detail-navigation .program-detail-back > span {
  right: auto;
  left: .6rem;
}
.program-detail-navigation .program-detail-back > span::before {
  transform: translate(-50%, -50%) translateX(-.15rem);
  border-right: 1rem solid #fff;
  border-left: 0;
}
@media (min-width: 768px) {
  .program-detail-navigation .program-detail-back:hover > span::before {
    border-right-color: #005BAD;
  }
}
@media (max-width: 767.98px) {
  .program-detail-navigation {
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-top: 3rem;
    margin-bottom: 1rem;
  }
  .program-detail-navigation .program-list-link {
    order: -1;
  }
  .program-detail-navigation .program-detail-back {
    padding-left: 4.4rem;
    padding-right: 1.6rem;
  }
  .program-detail-navigation .program-detail-back > span {
    left: .5rem;
  }
  .program-detail-navigation .program-detail-back > span::before {
    border-right-width: .9rem;
  }
}


/* カテゴリー共通のTablePress表示枠。 */
.program-table {
  overflow-x: auto;
}

/* 表に重なるスワイプ案内。横スクロール後は非表示。 */
.program-table-swipe-hint {
  display: none;
  pointer-events: none;
}
@media (max-width: 767.98px) {
  .program-table-swipe-hint.is-visible {
    display: flex;
    position: absolute;
    z-index: 2;
    left: 50%;
    transform: translate(-50%, -50%);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .6rem;
    width: 14rem;
    min-height: 10rem;
    padding: 1rem;
    box-sizing: border-box;
    border-radius: .8rem;
    background: rgb(0 0 0 / 70%);
    color: #fff;
    font-family: var(--font-zen);
    font-size: 1.2rem;
    line-height: 1.5;
    text-align: center;
  }
  .program-table-swipe-hint img {
    width: 4.7412rem;
    height: 5.6rem;
    animation: program-table-swipe 1.6s ease-in-out infinite;
  }
}
@keyframes program-table-swipe {
  0%, 100% { transform: translateX(-.6rem); }
  50% { transform: translateX(.6rem); }
}
@media (prefers-reduced-motion: reduce) {
  .program-table-swipe-hint img {
    animation: none;
  }
}


/* 画面外の表示演出待ち要素。印刷・動きを減らす設定では通常表示。 */
.is-reveal-pending {
  opacity: 0;
}
@media (prefers-reduced-motion: reduce) {
  .is-reveal-pending {
    opacity: 1;
  }
}
@media print {
  .is-reveal-pending {
    opacity: 1;
  }
}

/* 終了したプログラムの案内。 */
.program-ended {
  box-sizing: border-box;
  margin: 0 0 10rem;
  border-radius: 999rem;
  padding: 1.5rem 2rem;
  background: #D94F30;
  color: #fff;
  font-family: var(--font-zen);
  font-size: 2rem;
  line-height: 1.7;
  text-align: center;
}
.program-ended strong {
  font-weight: 700;
}
@media (max-width: 767.98px) {
  .program-ended {
    margin-bottom: 5rem;
    padding: 1.2rem 1rem;
    font-size: 1.6rem;
  }
}

/* ヘッダー直下のパンくず。長いタイトルは枠内で横スクロール。 */
.common-breadcrumbs {
  box-sizing: border-box;
  max-width: 126rem;
  margin: 0 auto;
  padding: 2rem 3rem 0;
  color: #000;
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1.8;
}
.common-breadcrumbs__list {
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0 0 .5rem;
  overflow-x: auto;
  list-style: none;
}
.common-breadcrumbs__item {
  display: flex;
  flex: 0 0 auto;
  align-items: baseline;
  gap: 1rem;
  white-space: nowrap;
}
.common-breadcrumbs__separator {
  color: #000;
}
.common-breadcrumbs a {
  color: #000;
  text-decoration: none;
  text-underline-offset: .2em;
}
.common-breadcrumbs a:hover {
  text-decoration: underline;
}
.common-breadcrumbs a:focus-visible {
  outline: 2px solid #000;
  outline-offset: 2px;
}
@media (max-width: 767.98px) {
  .common-breadcrumbs {
    padding: 1.5rem 1.8rem 0;
    font-size: 1.1rem;
  }
  .common-breadcrumbs__list,
  .common-breadcrumbs__item {
    gap: .8rem;
  }
}