/* 图片画廊样式 */
.image-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding: 20px;
  }
  
  .image-item {
    width: 300px;
  }
  
  .image-container {
    width: 300px;
    height: 300px;
    position: relative;
    cursor: pointer;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s;
  }
  
  .image-container:hover {
    transform: scale(1.03);
  }
  
  .image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
  
  .image-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 10px;
    text-align: center;
  }
  
  /* 模态框样式 */
  .modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
    overflow: auto;
  }
  
  .modal-content {
    display: block;
    max-width: 90%;
    max-height: 80vh;
    margin: 5% auto;
  }
  
  .modal-caption {
    color: white;
    text-align: center;
    padding: 10px;
    font-size: 1.2em;
  }
  
  .close-btn {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
  }
  
  .close-btn:hover {
    color: #ccc;
  }