/* 扩展样式 */
.ui-style-5 {
  --primary-color: #1a73e8;
  --secondary-color: #34a853;
}

.video-card {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(26, 115, 232, 0.15);
}

@media (max-width: 768px) {
  .section {
    padding: 20px 15px;
  }
}