/* 全局样式 */
  body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', 'Montserrat', sans-serif;
    line-height: 1.6;
    background: linear-gradient(135deg, #6a11cb, #2575fc);
    color: #ffffff;
    overflow-x: hidden;
  }

  /* 背景动画 */
  @keyframes aurora-move {
    0% {
      background-position: 0% 50%;
    }
    50% {
      background-position: 100% 50%;
    }
    100% {
      background-position: 0% 50%;
    }
  }

  body {
    background: radial-gradient(circle, rgba(255, 87, 34, 0.3), transparent),
                linear-gradient(135deg, #6a11cb, #2575fc);
    animation: aurora-move 15s linear infinite;
    background-size: 400% 400%;
  }

  /* 容器布局 */
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
  }

  /* 头部样式 */
  header {
    text-align: center;
    padding: 50px 20px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    margin: 20px;
  }

  header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    color: #ffeb3b;
  }

  header p {
    font-size: 1.2em;
    color: #ffffff;
  }

  /* 文章样式 */
  article {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    backdrop-filter: blur(8.5px);
    -webkit-backdrop-filter: blur(8.5px);
    margin: 20px 0;
  }

  article h2 {
    font-size: 2em;
    color: #ffeb3b;
    margin-bottom: 20px;
    text-align: center;
  }

  article h3 {
    font-size: 1.8em;
    color: #ffffff;
    margin-top: 30px;
    margin-bottom: 15px;
    border-bottom: 2px solid #ff9800;
    padding-bottom: 5px;
  }

  article h4 {
    font-size: 1.5em;
    color: #ffffff;
    margin-top: 20px;
    margin-bottom: 10px;
  }

  article p {
    font-size: 1em;
    color: #f0f0f0;
    margin-bottom: 15px;
    text-align: justify;
  }

  article pre {
    background: #212121;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    margin-bottom: 20px;
  }

  article code {
    font-family: 'Courier New', Courier, monospace;
    color: #ff9800;
  }

  /* 图片样式 */
  .image-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0;
  }

  .image-gallery img {
    width: calc(25% - 10px);
    border-radius: 5px;
    transition: transform 0.3s ease;
  }

  .image-gallery img:hover {
    transform: scale(1.05);
  }

  /* 示例展示样式 */
  .example-display {
    background: rgba(0, 0, 0, 0.6);
    padding: 20px;
    border-left: 4px solid #ff9800;
    margin: 30px 0;
  }

  .example-display h3 {
    color: #ff9800;
    margin-bottom: 10px;
  }

  .example-display pre {
    background: #333333;
    padding: 10px;
    border-radius: 5px;
    overflow-x: auto;
    color: #e0e0e0;
  }

  /* 按钮样式 */
  .button {
    background: #ff9800;
    color: #ffffff;
    padding: 10px 20px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: transform 0.3s ease, background 0.3s ease;
    text-decoration: none;
    font-size: 1em;
  }

  .button:hover {
    transform: scale(1.1);
    background: #e68900;
  }

  /* 链接样式 */
  a {
    color: #ffeb3b;
    text-decoration: none;
    transition: color 0.3s ease;
  }

  a:hover {
    color: #ffffff;
  }

  /* 响应式设计 */
  @media (max-width: 1440px) {
    .image-gallery img {
      width: calc(33.33% - 10px);
    }
  }

  @media (max-width: 1200px) {
    .image-gallery img {
      width: calc(50% - 10px);
    }
  }

  @media (max-width: 768px) {
    .image-gallery img {
      width: 100%;
    }

    header h1 {
      font-size: 2em;
    }

    article h2 {
      font-size: 1.8em;
    }

    article h3 {
      font-size: 1.5em;
    }

    article h4 {
      font-size: 1.3em;
    }
  }

  @media (max-width: 480px) {
    .container {
      padding: 10px;
    }

    header h1 {
      font-size: 1.5em;
    }

    article h2 {
      font-size: 1.5em;
    }

    article h3 {
      font-size: 1.2em;
    }

    article h4 {
      font-size: 1em;
    }

    .button {
      padding: 8px 16px;
      font-size: 0.9em;
    }
  }

  @media (max-width: 320px) {
    header h1 {
      font-size: 1.2em;
    }

    article h2 {
      font-size: 1.2em;
    }

    article h3 {
      font-size: 1em;
    }

    article h4 {
      font-size: 0.9em;
    }

    .button {
      padding: 6px 12px;
      font-size: 0.8em;
    }
  }

  /* 提示信息样式 */
  .hint {
    text-align: center;
    font-size: 1em;
    color: #ffffff;
    margin: 20px 0;
  }