/* セミナーカレンダー（seminar_calendar_display() / [seminar_calendar]）用。
   設置される全ページで seminar_calendar_display() が <link> を出力して読み込む */

/* ---------- top_calendar（カレンダー本体） ---------- */
.top_calendar {
  width: 100%;
  background-color: #fff;
  padding: 0 0 60px;
}

.calendar_inner {
  margin: 0 auto;
  max-width: 1180px;
  padding: 0 40px;
}

.calendar_inner h2 {
  font-size: 2.6rem;
  font-weight: normal;
  color: #104a13;
  line-height: 1;
  letter-spacing: 0.14em;
  padding-left: 25px;
  border-left: 3px solid #104a13;
  margin-bottom: 15px;
}

.calendar_inner h2 span {
  font-size: 1.4rem;
  color: #a3a4a4;
  padding-left: 25px;
  letter-spacing: initial;
}

.calendar_nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin: 20px 0 15px;
}

.calendar_current {
  font-size: 2rem;
  color: #104a13;
  font-weight: bold;
  min-width: 7em;
  text-align: center;
}

.calendar_prev,
.calendar_next {
  background-color: #fff;
  border: 1px solid #104a13;
  color: #104a13;
  font-size: 1.4rem;
  padding: 6px 16px;
  cursor: pointer;
  transition: 0.3s;
}

.calendar_prev:hover,
.calendar_next:hover {
  background-color: #104a13;
  color: #fff;
}

.calendar_grid {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.calendar_grid th {
  background-color: #104a13;
  color: #fff;
  font-weight: normal;
  font-size: 1.4rem;
  padding: 8px 0;
  text-align: center;
  border: 1px solid #ccc;
}

.calendar_grid td {
  border: 1px solid #ccc;
  vertical-align: top;
  height: 90px;
  padding: 4px;
}

.calendar_grid td.calendar_empty {
  background-color: #f7f3eb;
}

.calendar_daynum {
  font-size: 1.3rem;
  line-height: 1;
}

.calendar_grid td.is_sun .calendar_daynum {
  color: #b71840;
}

.calendar_grid td.is_sat .calendar_daynum {
  color: #1d2088;
}

.calendar_grid td.is_today {
  background-color: #f2f7f2;
}

.calendar_grid td.is_today .calendar_daynum {
  color: #104a13;
  font-weight: bold;
}

.calendar_events {
  margin-top: 4px;
}

.calendar_events li {
  margin-bottom: 3px;
  line-height: 1.3;
}

.calendar_event {
  display: block;
  font-size: 1.2rem;
  color: #fff;
  text-decoration: none;
  padding: 2px 4px;
  border-radius: 3px;
  transition: 0.3s;
}

.calendar_event.is_free {
  background-color: #104a13;
}

.calendar_event.is_paid {
  background-color: #b71840;
}

a.calendar_event:link,
a.calendar_event:visited,
a.calendar_event:active {
  color: #fff;
}

a.calendar_event:hover {
  color: #fff;
  opacity: 0.7;
}

.calendar_list {
  display: none;
}

@media screen and (max-width: 768px) {
  .calendar_inner {
    padding: 0 15px;
  }

  .calendar_grid td {
    height: auto;
    padding: 6px 2px;
    text-align: center;
  }

  .calendar_events {
    display: none;
  }

  .calendar_grid td.has_event::after {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #104a13;
    margin: 5px auto 0;
  }

  .calendar_daynum {
    text-align: center;
  }

  .calendar_list {
    display: block;
    margin-top: 15px;
  }

  .calendar_list li {
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid #ccc;
    padding: 8px 0;
  }

  .calendar_list .list_date {
    font-size: 1.3rem;
    color: #104a13;
    font-weight: bold;
    white-space: nowrap;
  }

  .calendar_list .list_date.is_sun {
    color: #b71840;
  }

  .calendar_list .list_date.is_sat {
    color: #1d2088;
  }

  .calendar_list .calendar_event {
    display: inline-block;
  }

  .calendar_no_event {
    font-size: 1.3rem;
    text-align: center;
    padding: 10px 0;
  }
}

/* カレンダー凡例 */
.calendar_legend {
  display: flex;
  justify-content: flex-end;
  gap: 20px;
  margin-top: 8px;
}

.calendar_legend p {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 1.3rem;
}

.legend_color {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 3px;
}

.legend_paid {
  background-color: #b71840;
}

.legend_free {
  background-color: #104a13;
}

/* 期間開催セミナーの連結帯（同じ週の行内でマスをまたいで1本につなげる） */
.calendar_event.is_range_start,
.calendar_event.is_range_mid,
.calendar_event.is_range_end {
  position: relative;
  z-index: 1;
}

.calendar_event.is_range_start {
  border-radius: 3px 0 0 3px;
  margin-right: -5px;
}

.calendar_event.is_range_mid {
  border-radius: 0;
  margin-left: -5px;
  margin-right: -5px;
}

.calendar_event.is_range_end {
  border-radius: 0 3px 3px 0;
  margin-left: -5px;
}

/* SP用リスト内では帯を切らずに通常バッジ表示へ戻す */
.calendar_list .calendar_event {
  border-radius: 3px;
  margin-left: 0;
  margin-right: 0;
}

/* 週の行端では帯をテーブルの外へはみ出させない */
.calendar_grid td:first-child .calendar_event.is_range_mid,
.calendar_grid td:first-child .calendar_event.is_range_end {
  margin-left: 0;
}

.calendar_grid td:last-child .calendar_event.is_range_mid,
.calendar_grid td:last-child .calendar_event.is_range_start {
  margin-right: 0;
}

/* 期間帯は1行に揃え、講座名は帯に沿って後続マスの上まで続けて表示する */
.calendar_grid .calendar_event.is_range_start,
.calendar_grid .calendar_event.is_range_mid,
.calendar_grid .calendar_event.is_range_end {
  white-space: nowrap;
  overflow: visible;
}

/* 講座名を持つ帯は後続マスの帯より前面に出す */
.calendar_grid .calendar_event.has_label {
  z-index: 2;
}

/* 講座名はJSが算出した帯の全長でクリップする（全文はtitle属性のツールチップで表示） */
.calendar_grid .event_label {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- カレンダー詳細モーダル ---------- */
.calendar_modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
}

.calendar_modal[hidden] {
  display: none;
}

.calendar_modal_overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
}

.calendar_modal_content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  max-width: 560px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 30px;
  border-radius: 4px;
}

.calendar_modal_close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: none;
  background: none;
  font-size: 2.4rem;
  line-height: 1;
  color: #333;
  cursor: pointer;
  padding: 5px;
}

.calendar_modal_close:hover {
  color: #104a13;
}

.calendar_modal_badge {
  display: inline-block;
  color: #fff;
  font-size: 1.2rem;
  padding: 3px 10px;
  border-radius: 3px;
}

.calendar_modal_badge.is_free {
  background-color: #104a13;
}

.calendar_modal_badge.is_paid {
  background-color: #b71840;
}

.calendar_modal_title {
  font-size: 2rem;
  color: #104a13;
  margin: 12px 0 15px;
  line-height: 1.4;
}

.calendar_modal_detail {
  border-top: 1px solid #ccc;
}

.calendar_modal_detail .modal_row {
  display: flex;
  border-bottom: 1px solid #ccc;
  padding: 10px 0;
  font-size: 1.4rem;
}

.calendar_modal_detail .modal_row[hidden] {
  display: none;
}

.calendar_modal_detail dt {
  width: 70px;
  flex-shrink: 0;
  font-weight: bold;
  color: #104a13;
}

.calendar_modal_detail dd {
  flex: 1;
}

.calendar_modal_buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 25px;
}

.calendar_modal_apply,
.calendar_modal_detail_link {
  display: inline-block;
  min-width: 180px;
  text-align: center;
  font-size: 1.4rem;
  font-weight: bold;
  padding: 12px 20px;
  border-radius: 3px;
  text-decoration: none;
  transition: background-color 0.3s, color 0.3s;
}

a.calendar_modal_apply,
a.calendar_modal_apply:link,
a.calendar_modal_apply:visited {
  background-color: #b71840;
  border: 1px solid #b71840;
  color: #fff;
}

a.calendar_modal_apply:hover {
  background-color: #fff;
  color: #b71840;
}

a.calendar_modal_detail_link,
a.calendar_modal_detail_link:link,
a.calendar_modal_detail_link:visited {
  background-color: #104a13;
  border: 1px solid #104a13;
  color: #fff;
}

a.calendar_modal_detail_link:hover {
  background-color: #fff;
  color: #104a13;
}

.calendar_modal_detail_link[hidden] {
  display: none;
}

/* iframe埋め込み時（Jimdo等）は中央固定でなくクリック位置付近に表示する（topはJSが設定） */
.calendar_modal_content.in_iframe {
  transform: translateX(-50%);
}

@media screen and (max-width: 768px) {
  .calendar_modal_content {
    width: calc(100% - 30px);
    padding: 25px 20px;
  }

  .calendar_modal_title {
    font-size: 1.6rem;
  }

  .calendar_modal_buttons {
    flex-direction: column;
    gap: 10px;
  }

  .calendar_modal_apply,
  .calendar_modal_detail_link {
    width: 100%;
  }
}