/* ==========================================
   施工前ギャラリー カルーセル CSS（修正版）
   ========================================== */

/* セクション全体 */
.process-gallery-carousel-section {
  margin: 40px 0;
  padding: 0;
  background: #fff;
}

/* タイトル */
.process-carousel-title {
  font-size: 22px;
  font-weight: 600;
  color: #333;
  margin: 0 0 30px 0;
  padding-bottom: 12px;
  border-bottom: 2px solid #2c5282;
  text-align: left;
}

/* カルーセルコンテナ */
.process-carousel-container {
  position: relative;
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

/* カルーセルラッパー */
.process-carousel-wrapper {
  flex: 1;
  overflow: hidden;
  border-radius: 8px;
  background: #f8f9fa;
  position: relative;
}

/* カルーセルトラック */
.process-carousel-track {
  display: flex;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

/* カルーセルアイテム */
.process-carousel-item {
  flex: 0 0 calc(25% - 11.25px); /* デスクトップ：4枚表示時の幅 */
  margin-right: 15px;
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.process-carousel-item:last-child {
  margin-right: 0;
}

.process-carousel-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* 画像コンテナ - サイズ拡大 */
.process-carousel-image {
  position: relative;
  width: 100%;
  height: 220px; /* 160pxから220pxに拡大 */
  overflow: hidden;
  background-color: #f8f9fa;
}

.process-carousel-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

.process-carousel-item:hover .process-carousel-image img {
  transform: scale(1.05);
}

/* キャプション - 完全に非表示 */
.process-carousel-caption {
  display: none !important;
}

/* ナビゲーションボタン */
.process-carousel-btn {
  flex-shrink: 0;
  width: 45px;
  height: 45px;
  background: #fff;
  border: 2px solid #e9ecef;
  border-radius: 50%;
  color: #666;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: 10;
}

.process-carousel-btn:hover {
  background: #2c5282;
  border-color: #2c5282;
  color: #fff;
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(44, 82, 130, 0.3);
}

.process-carousel-btn:active {
  transform: scale(0.95);
}

.process-carousel-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  background: #f8f9fa;
  border-color: #e9ecef;
  color: #999;
}

.process-carousel-btn:disabled:hover {
  background: #f8f9fa;
  border-color: #e9ecef;
  color: #999;
  transform: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.process-carousel-btn svg {
  width: 20px;
  height: 20px;
}

/* ドットインジケーター */
.process-carousel-dots {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 0;
}

.process-carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: #d1d5db;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.process-carousel-dot:hover {
  background: #9ca3af;
  transform: scale(1.2);
}

.process-carousel-dot.active {
  background: #2c5282;
  width: 12px;
  height: 12px;
}

/* レスポンシブ対応 */
@media (max-width: 991px) {
  .process-carousel-item {
    flex: 0 0 calc(33.333% - 10px); /* タブレット：3枚表示 */
    margin-right: 15px;
  }

  .process-carousel-image {
    height: 200px; /* 140pxから200pxに拡大 */
  }
}

@media (max-width: 767px) {
  .process-gallery-carousel-section {
    margin: 30px 0;
  }

  .process-carousel-title {
    font-size: 20px;
    margin-bottom: 25px;
  }

  .process-carousel-container {
    gap: 10px;
  }

  .process-carousel-item {
    flex: 0 0 calc(50% - 7.5px); /* モバイル：2枚表示 */
    margin-right: 15px;
  }

  .process-carousel-image {
    height: 180px; /* 120pxから180pxに拡大 */
  }

  .process-carousel-btn {
    width: 40px;
    height: 40px;
  }

  .process-carousel-btn svg {
    width: 16px;
    height: 16px;
  }

  .process-carousel-dots {
    gap: 6px;
    margin-top: 15px;
  }

  .process-carousel-dot {
    width: 8px;
    height: 8px;
  }

  .process-carousel-dot.active {
    width: 10px;
    height: 10px;
  }
}

@media (max-width: 480px) {
  .process-carousel-title {
    font-size: 18px;
    margin-bottom: 20px;
  }

  .process-carousel-container {
    gap: 8px;
  }

  .process-carousel-image {
    height: 160px; /* 100pxから160pxに拡大 */
  }

  .process-carousel-btn {
    width: 35px;
    height: 35px;
  }

  .process-carousel-btn svg {
    width: 14px;
    height: 14px;
  }
}

/* アクセシビリティ対応 */
@media (prefers-reduced-motion: reduce) {
  .process-carousel-track,
  .process-carousel-item,
  .process-carousel-image img,
  .process-carousel-btn,
  .process-carousel-dot {
    transition: none !important;
    animation: none !important;
  }

  .process-carousel-item:hover {
    transform: none !important;
  }

  .process-carousel-item:hover .process-carousel-image img {
    transform: none !important;
  }
}

/* ハイコントラスト対応 */
@media (prefers-contrast: high) {
  .process-carousel-item {
    border: 2px solid #333;
  }

  .process-carousel-btn {
    border: 3px solid #333;
    background: #fff;
    color: #333;
  }

  .process-carousel-btn:hover {
    background: #333;
    color: #fff;
  }

  .process-carousel-dot {
    border: 2px solid #333;
  }

  .process-carousel-dot.active {
    background: #333;
  }
}

/* フォーカス表示 */
.process-carousel-btn:focus,
.process-carousel-dot:focus {
  outline: 2px solid #2c5282;
  outline-offset: 2px;
}

/* ローディング状態 */
.process-carousel-item.loading {
  opacity: 0.6;
}

.process-carousel-item.loading .process-carousel-image {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}