.video-gallery {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 20px;
    backdrop-filter: blur(10px);
  }
  
  .main-video-container {
    position: relative;
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
  }
  
  .video-preview {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
    border-radius: 10px;
  }
  
  .video-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
  }
  
  .video-preview:hover img {
    transform: scale(1.05);
  }
  
  .play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  }
  
  .play-overlay i {
    font-size: 70px;
    color: #dc3545;
  }
  
  .video-preview:hover .play-overlay {
    transform: translate(-50%, -50%) scale(1.1);
    background: rgba(255, 255, 255, 1);
  }
  
  .video-titles {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  
  .video-title-item {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
  }
  
  .video-title-item:hover,
  .video-title-item.active {
    background: rgba(255, 255, 255, 0.15);
    border-left-color: #dc3545;
    transform: translateX(5px);
  }
  
  .video-number {
    font-size: 14px;
    font-weight: 700;
    color: #dc3545;
    margin-right: 12px;
    min-width: 24px;
  }
  
  .video-name {
    color: #000000;
    font-size: 14px;
    font-weight: 500;
  }
  
  /* Video Modal Styles */
  .video-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
  }
  
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  
  .video-modal-content {
    position: relative;
    width: 90%;
    max-width: 900px;
    background: #000;
    border-radius: 10px;
    overflow: hidden;
    animation: slideIn 0.3s ease;
  }
  
  @keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
  }
  
  .video-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: #fff;
    font-size: 35px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
    transition: color 0.3s ease;
  }
  
  .video-modal-close:hover {
    color: #dc3545;
  }
  
  #videoContainer {
    width: 100%;
    aspect-ratio: 16/9;
  }
  
  #videoContainer iframe,
  #videoContainer video {
    width: 100%;
    height: 100%;
    border: none;
  }
  
  @media (max-width: 768px) {
    .video-preview {
      height: 200px;
    }
    
    .play-overlay {
      width: 60px;
      height: 60px;
    }
    
    .play-overlay i {
      font-size: 30px;
    }
    
    .video-modal-content {
      width: 95%;
    }
  }