/* ============================================
   风行视频娱乐网站 - 首页样式
   ============================================ */

/* 轮播Banner */
.hero-banner {
  margin-top: 70px;
  position: relative;
}

.carousel {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
}

.carousel-inner {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.carousel-item.active {
  opacity: 1;
}

/* 模糊背景（竖图放大模糊铺满，不截断主体） */
.carousel-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  filter: blur(30px) brightness(0.55);
  transform: scale(1.15);
}

.carousel-content {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  background: linear-gradient(to right, rgba(10, 22, 40, 0.9) 0%, rgba(10, 22, 40, 0.5) 60%, transparent 100%);
}

.carousel-content .container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 48px;
}

.carousel-poster {
  width: 280px;
  flex-shrink: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.carousel-poster img {
  width: 100%;
  aspect-ratio: 2/3;
  object-fit: cover;
  display: block;
}

.carousel-text {
  flex: 1;
  min-width: 0;
}

.carousel-tag {
  display: inline-block;
  background: var(--primary-color);
  color: white;
  font-size: 13px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-md);
}

.carousel-title {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.carousel-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.carousel-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  font-size: 16px;
  font-weight: 600;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.carousel-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.carousel-btn::before {
  content: '▶';
  font-size: 14px;
}

/* 轮播指示器 */
.carousel-indicators {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-sm);
  z-index: 10;
}

.carousel-indicator {
  width: 40px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel-indicator.active {
  background: var(--primary-color);
  width: 60px;
}

/* 轮播指示点 */
.carousel-dot {
  width: 40px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel-dot.active {
  background: var(--primary-color);
  width: 60px;
}

/* 轮播控制按钮 */
.carousel-prev,
.carousel-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  border-radius: 50%;
  color: white;
  font-size: 24px;
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-prev:hover,
.carousel-next:hover {
  background: var(--primary-color);
}

.carousel-prev {
  left: 20px;
}

.carousel-next {
  right: 20px;
}

@media (max-width: 991px) {
  .carousel {
    height: 400px;
  }
  
  .carousel-title {
    font-size: 32px;
  }
  
  .carousel-subtitle {
    font-size: 15px;
  }
  
  .carousel-poster {
    width: 220px;
  }
  
  .carousel-content .container {
    gap: 36px;
  }
}

@media (max-width: 767px) {
  .carousel {
    height: 320px;
  }
  
  .carousel-content .container {
    padding: 0 16px;
    gap: 20px;
  }
  
  .carousel-poster {
    width: 128px;
  }
  
  .carousel-title {
    font-size: 22px;
    margin-bottom: var(--spacing-xs);
  }
  
  .carousel-subtitle {
    font-size: 13px;
    margin-bottom: var(--spacing-md);
    -webkit-line-clamp: 2;
  }
  
  .carousel-tag {
    font-size: 11px;
    padding: 3px 10px;
    margin-bottom: var(--spacing-xs);
  }
  
  .carousel-btn {
    padding: 8px 16px;
    font-size: 13px;
  }
  
  .carousel-prev,
  .carousel-next {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
  
  .carousel-prev {
    left: 10px;
  }
  
  .carousel-next {
    right: 10px;
  }
}

/* 分类导航 */
.category-nav {
  padding: var(--spacing-xl) 0;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
}

.category-list {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
}

.category-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.category-item:hover {
  background: var(--bg-hover);
  transform: translateY(-4px);
}

.category-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: all var(--transition-fast);
}

.category-item:hover .category-icon {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

.category-item span {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}

.category-item:hover span {
  color: var(--text-primary);
}

@media (max-width: 767px) {
  .category-list {
    gap: var(--spacing-md);
  }
  
  .category-item {
    padding: var(--spacing-sm);
  }
  
  .category-icon {
    width: 50px;
    height: 50px;
    font-size: 24px;
  }
  
  .category-item span {
    font-size: 12px;
  }
}

/* 内容区块 */
.content-section {
  padding: var(--spacing-2xl) 0;
}

.content-section:nth-child(even) {
  background: var(--bg-card);
}

/* 响应式调整 */
@media (max-width: 767px) {
  .content-section {
    padding: var(--spacing-xl) 0;
  }
}