/* 光影视 - UI Style 7 - Layout D */

body.ui-style-7 {
  font-size: 16px;
}

/* 增强样式 */
.video-card {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.video-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.video-title {
  transition: color 0.3s;
}

.video-card:hover .video-title {
  color: #3498db;
}

/* 响应式优化 */
@media (max-width: 768px) {
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 15px;
  }

  h1 {
    font-size: 22px;
  }

  h2 {
    font-size: 18px;
  }

  .container {
    padding: 15px;
  }

  .intro-section,
  .detail-content {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .video-grid {
    grid-template-columns: 1fr;
  }

  .detail-meta {
    flex-direction: column;
    gap: 10px;
  }
}

/* 布局变体 D 特定样式 */
.container {
  animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}