/* フル画面ヒーロースライダー */

.hero-slider {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.hero-slider__container {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slide--active {
  opacity: 1;
}

/* スライドが1枚の場合のスタイル */
.hero-slider[data-single-slide="true"] .hero-slide {
  opacity: 1;
}

.hero-slider[data-single-slide="true"] .hero-slider__arrows,
.hero-slider[data-single-slide="true"] .hero-slider__dots {
  display: none !important;
}

.hero-slide__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero-slide__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* PC用画像（デスクトップ表示） */
.hero-slide__image--pc {
  display: block;
}

.hero-slide__image--sp {
  display: none;
}

/* SP用画像（モバイル表示） */
@media (max-width: 768px) {
  .hero-slide__image--pc {
    display: none;
  }
  
  .hero-slide__image--sp {
    display: block;
  }
}

.hero-slide__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-slide__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  padding: 0 20px;
  text-align: center;
  color: white;
}

.hero-slide__inner {
  animation: slideInUp 1s ease-out 0.5s both;
}

.hero-slide__title {
  font-size: 3.5rem;
  font-weight: bold;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  line-height: 1.2;
}

.hero-slide__subtitle {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
  opacity: 0.9;
}

.hero-slide__description {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
  opacity: 0.8;
  line-height: 1.6;
}

.hero-slide__button {
  display: inline-block;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 15px 40px;
  font-size: 1.4rem;
  font-weight: bold;
  text-decoration: none;
  border-radius: 50px;
  transition: all 0.3s ease;
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
  text-shadow: none;
  border: 2px solid transparent;
}

.hero-slide__button:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4);
  background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
  color: white;
  text-decoration: none;
}

/* 動的な色設定が適用されたボタンのホバー効果を無効化 */
.hero-slide__button[style*="background"]:hover {
  background: inherit !important;
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

/* ナビゲーション矢印 */
.hero-slider__arrows {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  z-index: 3;
  pointer-events: none;
}

.hero-slider__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  pointer-events: auto;
  backdrop-filter: blur(10px);
}

.hero-slider__arrow:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-50%) scale(1.1);
}

.hero-slider__arrow--prev {
  left: 20px;
}

.hero-slider__arrow--next {
  right: 20px;
}

.hero-slider__arrow i {
  font-size: 1.2rem;
}

/* ドットナビゲーション */
.hero-slider__dots {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 3;
}

.hero-slider__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-slider__dot:hover {
  background: rgba(255, 255, 255, 0.8);
}

.hero-slider__dot--active {
  background: white;
  transform: scale(1.2);
}

/* アニメーション */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .hero-slide__title {
    font-size: 2.5rem;
  }
  
  .hero-slide__subtitle {
    font-size: 1.4rem;
  }
  
  .hero-slide__description {
    font-size: 1rem;
  }
  
  .hero-slide__button {
    padding: 12px 30px;
    font-size: 1.2rem;
  }
  
  .hero-slider__arrow {
    width: 40px;
    height: 40px;
  }
  
  .hero-slider__arrow--prev {
    left: 10px;
  }
  
  .hero-slider__arrow--next {
    right: 10px;
  }
  
  .hero-slider__dots {
    bottom: 20px;
  }
}

@media (max-width: 480px) {
  .hero-slide__title {
    font-size: 2rem;
  }
  
  .hero-slide__subtitle {
    font-size: 1.2rem;
  }
  
  .hero-slide__description {
    font-size: 0.9rem;
  }
  
  .hero-slide__content {
    padding: 0 15px;
  }
}

/* ローディング状態 */
.hero-slider--loading {
  background: #f0f0f0;
}

.hero-slider--loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 4px solid #ddd;
  border-top: 4px solid #667eea;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* アクセシビリティ */
.hero-slider__arrow:focus,
.hero-slider__dot:focus {
  outline: 2px solid white;
  outline-offset: 2px;
}

/* プリロード用 */
.hero-slide__image img {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.hero-slide__image img.loaded {
  opacity: 1;
}