/* app/assets/stylesheets/image_gallery.css */

.image-gallery {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.image-gallery-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--bs-heading-color);
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.5rem;
  max-height: 300px;
  overflow-y: auto;
}

.image-item {
  position: relative;
  aspect-ratio: 1;
  border: 2px solid transparent;
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s ease;
  background-color: var(--bg-secondary);
  width: 100%;
  height: 100px;
}

.image-item:hover {
  border-color: var(--accent-pink);
  transform: scale(1.02);
}

.image-item.selected {
  border-color: var(--accent-pink);
  box-shadow: 0 0 0 2px rgba(255, 105, 180, 0.3);
}

/* OGP画像プルダウンメニューのハイライト機能用スタイル */
.image-item.highlighted,
.image-card.highlighted {
  border-color: var(--accent-purple) !important;
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.4) !important;
  transform: scale(1.05) !important;
  z-index: 10;
  animation: highlightPulse 1.5s ease-in-out;
}

@keyframes highlightPulse {
  0% {
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.4);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(168, 85, 247, 0.6);
  }
  100% {
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.4);
  }
}

.image-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.image-item-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  padding: 0.125rem 0.25rem;
  font-size: 0.65rem;
  color: white;
  line-height: 1.2;
}

.image-item-actions {
  position: absolute;
  top: 0.125rem;
  right: 0.125rem;
  display: flex;
  gap: 0.125rem;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.image-item:hover .image-item-actions {
  opacity: 1;
}

.action-btn {
  background: rgba(0, 0, 0, 0.7);
  border: none;
  color: white;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.action-btn:hover {
  background: var(--accent-pink);
}

/* プルダウンメニュー用のスタイル */
.image-item-actions .dropdown {
  position: relative;
}

.image-item-actions .dropdown-toggle {
  border: none;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.image-item-actions .dropdown-toggle:hover {
  background: var(--accent-pink);
}

.image-item-actions .dropdown-toggle::after {
  display: none; /* Bootstrap のデフォルトの矢印を非表示 */
}

.image-item-actions .dropdown-menu {
  min-width: 150px;
  font-size: 0.75rem;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  z-index: 1050;
}

.image-item-actions .dropdown-item {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.image-item-actions .dropdown-item:hover {
  background-color: var(--accent-pink);
  color: white;
}

.image-item-actions .dropdown-item i {
  width: 14px;
  text-align: center;
}

.selected-image-info {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 1rem;
  margin-top: 1rem;
}

.insert-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-insert {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.gallery-toggle {
  cursor: pointer;
  transition: transform 0.2s ease;
  margin-right: 0.5rem;
}

.date-filter select {
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background-color: var(--card-bg);
  color: var(--text-primary);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .image-grid {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.25rem;
    max-height: 200px;
  }

  .image-item {
    height: 80px;
  }

  .image-item-actions {
    gap: 0.0625rem;
  }

  .action-btn {
    width: 16px;
    height: 16px;
    font-size: 0.5rem;
  }

  .image-item-actions .dropdown-toggle {
    width: 16px;
    height: 16px;
    font-size: 0.5rem;
  }

  .image-item-actions .dropdown-menu {
    min-width: 120px;
    font-size: 0.65rem;
  }

  .image-item-actions .dropdown-item {
    padding: 0.25rem 0.5rem;
    font-size: 0.65rem;
  }
}

@media (max-width: 576px) {
  .image-grid {
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  }

  .image-item {
    height: 60px;
  }
}

/* サイズ切り替え用のスタイル */

/* 大サイズモード */
.image-gallery.large .image-grid {
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  max-height: 400px;
}

.image-gallery.large .image-item {
  height: 150px;
}

/* 標準サイズモード（デフォルト） */
.image-gallery .image-grid {
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.5rem;
  max-height: 300px;
}

.image-gallery .image-item {
  height: 100px;
}

/* コンパクトモード */
.image-gallery.compact .image-grid {
  grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  gap: 0.25rem;
  max-height: 200px;
}

.image-gallery.compact .image-item {
  height: 60px;
  border-radius: 4px;
}

.image-gallery.compact .image-item-info {
  padding: 0.125rem;
  font-size: 0.55rem;
}

.image-gallery.compact .action-btn {
  width: 14px;
  height: 14px;
  font-size: 0.5rem;
}

.image-gallery.compact .dropdown-toggle {
  width: 14px;
  height: 14px;
  font-size: 0.5rem;
}

.image-gallery.compact .selected-image-info {
  padding: 0.5rem;
}

.image-gallery.compact #selectedImagePreview {
  width: 40px;
  height: 40px;
}

.image-gallery.compact .btn-insert {
  font-size: 0.65rem;
  padding: 0.125rem 0.375rem;
}

/* 極小モード */
.image-gallery.mini .image-grid {
  grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
  gap: 0.125rem;
  max-height: 120px;
}

.image-gallery.mini .image-item {
  height: 40px;
  border-radius: 3px;
}

.image-gallery.mini .image-item-info {
  display: none; /* ファイル名を非表示 */
}

.image-gallery.mini .action-btn {
  width: 12px;
  height: 12px;
  font-size: 0.45rem;
}

.image-gallery.mini .dropdown-toggle {
  width: 12px;
  height: 12px;
  font-size: 0.45rem;
}

.image-gallery.mini .dropdown-menu {
  min-width: 100px;
  font-size: 0.6rem;
}

.image-gallery.mini .dropdown-item {
  padding: 0.125rem 0.375rem;
  font-size: 0.6rem;
}

.image-gallery.mini .selected-image-info {
  padding: 0.375rem;
}

.image-gallery.mini #selectedImagePreview {
  width: 30px;
  height: 30px;
}

.image-gallery.mini .btn-insert {
  font-size: 0.6rem;
  padding: 0.125rem 0.25rem;
}

/* サイズ切り替えボタン（画像ギャラリー用） */
.gallery-size-toggle {
  display: flex;
  gap: 0.25rem;
  margin-left: 1rem;
}

.size-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.125rem 0.375rem;
  border-radius: 3px;
  font-size: 0.7rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.size-btn:hover,
.size-btn.active {
  background: var(--accent-pink);
  color: white;
  border-color: var(--accent-pink);
}

/* 書籍ギャラリー用のサイズ切り替えボタン */
.book-gallery-size-toggle {
  display: flex;
  gap: 0.25rem;
  margin-left: 1rem;
}

.book-size-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.125rem 0.375rem;
  border-radius: 3px;
  font-size: 0.7rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.book-size-btn:hover,
.book-size-btn.active {
  background: var(--accent-purple);
  color: white;
  border-color: var(--accent-purple);
}

/* 書籍ギャラリー用のトグルボタン */
.book-gallery-toggle {
  cursor: pointer;
  transition: transform 0.2s ease;
  margin-right: 0.5rem;
}

/* 画像カードのボタンスタイル改善 */
.image-card-btn {
  border: 2px solid var(--accent-pink) !important;
  color: var(--accent-pink) !important;
  transition: all 0.2s ease;
}

.image-card-btn:hover {
  background: var(--accent-pink) !important;
  color: white !important;
}

/* フィルター関連 */
.filter-select {
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background-color: var(--card-bg);
  color: var(--text-primary);
  font-size: 0.75rem;
}

/* ホバー効果の改善 */
.image-card {
  transition: all 0.2s ease;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
}

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

.image-card.selected {
  border: 2px solid var(--accent-pink);
  box-shadow: 0 0 0 2px rgba(255, 105, 180, 0.3);
}

/* 画像オーバーレイ */
.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.image-card:hover .image-overlay {
  opacity: 1;
}

.image-actions {
  display: flex;
  gap: 0.5rem;
}

/* ダークモード対応 */
@media (prefers-color-scheme: dark) {
  .dropdown-menu {
    background-color: var(--card-bg);
    border-color: var(--border-color);
  }

  .dropdown-item {
    color: var(--text-primary);
  }

  .dropdown-item:hover {
    background-color: var(--accent-pink);
    color: white;
  }
}