/* ============================================
   イベントカレンダー - 専用CSS
   ============================================ */

#calendar-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.page-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--color-text);
  font-family: var(--font-primary);
}

.page-description {
  text-align: center;
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: 2.5rem;
  font-family: var(--font-secondary);
}

/* ============================================
   フィルター
   ============================================ */

.calendar-filter {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.filter-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-family: var(--font-secondary);
  font-size: 1rem;
  user-select: none;
}

.filter-item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.filter-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.filter-color {
  display: inline-block;
  width: 20px;
  height: 20px;
  border-radius: 4px;
}

.filter-color.regular {
  background-color: #FF4500;
}

/* ============================================
   カレンダーナビゲーション
   ============================================ */

.calendar-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding: 0 1rem;
}

.nav-btn {
  background-color: var(--color-dark);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.5rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* PCのみホバー効果を適用 */
@media (hover: hover) and (pointer: fine) {
  .nav-btn:hover {
    background-color: #FF4500;
    border-color: #FF4500;
    transform: scale(1.05);
  }
}

.nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  transform: none;
}

/* SPビューでアクティブ状態が残らないように */
@media (max-width: 960px) {
  .nav-btn:active {
    background-color: #FF4500;
    border-color: #FF4500;
    transform: scale(0.98);
    transition: all 0.1s ease;
  }
}

.current-month {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--color-text);
  font-family: var(--font-primary);
}

/* ============================================
   カレンダーグリッド
   ============================================ */

.calendar-container {
  background-color: var(--color-dark);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  overflow-x: auto;
  transition: transform 0.3s ease-out, opacity 0.15s ease-out;
}

/* スワイプアニメーション */
.calendar-container.swipe-left {
  transform: translateX(-30px);
  opacity: 0.7;
}

.calendar-container.swipe-right {
  transform: translateX(30px);
  opacity: 0.7;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(120px, 1fr));
  gap: 0;
  width: 100%;
}

/* 曜日ヘッダー */
.calendar-weekday {
  text-align: center;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 1rem 0.5rem;
  color: var(--color-text-secondary);
  border-bottom: 2px solid var(--color-border);
  font-family: var(--font-secondary);
}

.calendar-weekday.sunday {
  color: var(--color-accent);
}

.calendar-weekday.saturday {
  color: #5C9FD6;
}

/* 日付セル */
.calendar-day {
  min-height: 120px;
  padding: 0.5rem;
  border: 1px solid var(--color-border);
  position: relative;
  background-color: var(--color-bg);
  transition: var(--transition);
}

.calendar-day:hover {
  background-color: rgba(139, 0, 0, 0.1);
}

.calendar-day.other-month {
  opacity: 0.3;
}

.calendar-day.today {
  background-color: rgba(139, 0, 0, 0.15);
  border: 2px solid var(--color-primary);
}

.day-number {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  font-family: var(--font-secondary);
}

.calendar-day.sunday .day-number {
  color: var(--color-accent);
}

.calendar-day.saturday .day-number {
  color: #5C9FD6;
}

.calendar-day.other-month .day-number {
  color: var(--color-text-secondary);
}

/* イベント表示 */
.events-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.event-item {
  font-size: 0.75rem;
  padding: 0.4rem 0.5rem;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-secondary);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  color: var(--color-text);
  word-wrap: break-word;
  overflow-wrap: break-word;
  min-height: 0;
  -webkit-tap-highlight-color: transparent;
}

/* PCのみホバー効果を適用 */
@media (hover: hover) and (pointer: fine) {
  .event-item:hover {
    transform: translateY(-2px);
    filter: brightness(1.15);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.25);
  }
}

.event-item.regular {
  background-color: #FF4500;
  color: #ffffff;
}

.event-item.event {
  /* 色はJavaScriptで動的に設定 */
  font-weight: 500;
}

.event-time {
  font-size: 0.65rem;
  font-weight: 700;
  opacity: 0.9;
  letter-spacing: 0.03em;
  line-height: 1;
  text-transform: uppercase;
}

.event-content-row {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.event-title {
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  white-space: normal;
  word-wrap: break-word;
}

.event-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.event-tag {
  font-size: 0.6rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 10px;
  white-space: nowrap;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  line-height: 1;
}

/* ============================================
   イベント詳細モーダル
   ============================================ */

.event-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.75);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1rem;
}

.event-modal-overlay.active {
  display: flex;
}

.event-modal {
  background-color: var(--color-dark);
  border: 2px solid var(--color-border);
  border-radius: 12px;
  max-width: 500px;
  width: 100%;
  padding: 2rem;
  position: relative;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.event-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.5rem;
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}

.event-modal-close:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: scale(1.1);
}

.event-modal-time {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.event-modal-content-row {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.event-modal-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
}

.event-modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.event-modal-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.7rem;
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--color-text);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  white-space: nowrap;
  backdrop-filter: blur(4px);
}

.event-modal-button {
  display: inline-block;
  padding: 0.75rem 2rem;
  background-color: #FF4500;
  color: #ffffff;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  border: none;
  cursor: pointer;
  font-family: var(--font-secondary);
  transition: none;
  -webkit-tap-highlight-color: transparent;
}

/* PCのみホバー効果を適用 */
@media (hover: hover) and (pointer: fine) {
  .event-modal-button:hover {
    opacity: 0.9;
  }
}

/* SPビューでアクティブ状態が残らないように */
@media (max-width: 960px) {
  .event-modal-button:active {
    opacity: 0.9;
    transform: scale(0.98);
    transition: all 0.1s ease;
  }
}

/* ============================================
   レスポンシブ対応
   ============================================ */

/* 960px～1090pxの範囲でカレンダーの幅を調整 */
@media (min-width: 961px) and (max-width: 1090px) {
  .calendar-container {
    padding: 1rem;
  }

  .calendar-grid {
    grid-template-columns: repeat(7, minmax(100px, 1fr));
  }

  .calendar-weekday {
    font-size: 0.85rem;
    padding: 0.8rem 0.3rem;
  }

  .calendar-day {
    min-height: 100px;
    padding: 0.4rem;
  }

  .day-number {
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
  }

  .event-item {
    font-size: 0.7rem;
    padding: 0.35rem 0.45rem;
  }

  .event-time {
    font-size: 0.6rem;
  }

  .event-title {
    font-size: 0.7rem;
  }

  .event-tag {
    font-size: 0.55rem;
  }
}

@media (max-width: 960px) {
  #calendar-section {
    padding: 1.5rem 0.25rem;
  }

  .page-title {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
  }

  .calendar-filter {
    gap: 1rem;
    margin-bottom: 1.5rem;
  }

  .current-month {
    font-size: 1.2rem;
  }

  .nav-btn {
    padding: 0.5rem 0.8rem;
    font-size: 1.1rem;
  }

  .calendar-container {
    padding: 0.25rem;
    overflow-x: hidden;
    overflow-y: visible;
    border-radius: 8px;
    width: 100%;
  }

  .calendar-grid {
    min-width: unset;
    width: 100%;
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

  .calendar-weekday {
    font-size: 0.7rem;
    padding: 0.4rem 0.1rem;
  }

  .calendar-day {
    min-height: 80px;
    padding: 0.2rem;
    overflow: hidden;
  }

  .day-number {
    font-size: 0.8rem;
    margin-bottom: 0.2rem;
  }

  .event-item {
    font-size: 0.65rem;
    padding: 0.25rem 0.3rem;
    gap: 0;
    min-height: auto;
  }

  /* SPビューでは時刻とタグを非表示 */
  .event-time {
    display: none;
  }

  .event-content-row {
    gap: 0;
  }

  .event-title {
    font-size: 0.7rem;
    -webkit-line-clamp: 2;
    white-space: normal;
  }

  .event-tags {
    display: none;
  }

  .event-tag {
    display: none;
  }

  /* モーダル調整 */
  .event-modal {
    padding: 1.5rem;
    max-width: 90%;
  }

  .event-modal-time {
    font-size: 0.85rem;
    padding-bottom: 0.6rem;
  }

  .event-modal-content-row {
    gap: 0.6rem;
    margin-bottom: 1.25rem;
  }

  .event-modal-title {
    font-size: 1.1rem;
  }

  .event-modal-tag {
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
  }

  .event-modal-button {
    padding: 0.65rem 1.5rem;
    font-size: 0.95rem;
    width: 100%;
  }
}

@media (max-width: 480px) {
  #calendar-section {
    padding: 1rem 0.15rem;
  }

  .page-title {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
  }

  .calendar-filter {
    margin-bottom: 1rem;
  }

  .filter-item {
    font-size: 0.85rem;
  }

  .calendar-nav {
    margin-bottom: 1rem;
    padding: 0 0.25rem;
  }

  .current-month {
    font-size: 1rem;
  }

  .nav-btn {
    padding: 0.4rem 0.6rem;
    font-size: 1rem;
  }

  .calendar-container {
    padding: 0.2rem;
    border-radius: 6px;
    overflow-x: hidden;
    width: 100%;
  }

  .calendar-grid {
    min-width: unset;
    width: 100%;
    gap: 1px;
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

  .calendar-weekday {
    font-size: 0.65rem;
    padding: 0.3rem 0.05rem;
  }

  .calendar-day {
    min-height: 75px;
    padding: 0.15rem;
    overflow: hidden;
  }

  .day-number {
    font-size: 0.75rem;
    margin-bottom: 0.15rem;
  }

  .event-item {
    font-size: 0.6rem;
    padding: 0.2rem 0.25rem;
    gap: 0;
  }

  /* SPビューでは時刻とタグを非表示 */
  .event-time {
    display: none;
  }

  .event-content-row {
    gap: 0;
  }

  .event-title {
    font-size: 0.65rem;
    -webkit-line-clamp: 2;
    white-space: normal;
  }

  .event-tags {
    display: none;
  }

  .event-tag {
    display: none;
  }

  /* モーダル調整 */
  .event-modal {
    padding: 1.25rem;
    max-width: 95%;
  }

  .event-modal-time {
    font-size: 0.8rem;
    padding-bottom: 0.5rem;
  }

  .event-modal-content-row {
    gap: 0.5rem;
    margin-bottom: 1.15rem;
  }

  .event-modal-title {
    font-size: 1rem;
  }

  .event-modal-tag {
    font-size: 0.65rem;
    padding: 0.25rem 0.5rem;
  }

  .event-modal-button {
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
    width: 100%;
  }
}