/* 全局样式 */
  body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    background: linear-gradient(135deg, #1e3c72, #2a5298, #6a3093);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
  }

  h1, h2, h3, h4 {
    font-weight: bold;
    color: #ffcc00;
  }

  p, ul, ol {
    max-width: 800px;
    text-align: left;
    margin: 20px 0;
  }

  pre {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    max-width: 800px;
  }

  code {
    font-family: 'Courier New', Courier, monospace;
    color: #ffcc00;
  }

  .container {
    width: 100%;
    max-width: 1440px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .header {
    width: 100%;
    text-align: center;
    padding: 50px 0;
    background: linear-gradient(45deg, #6a3093, #a044ff);
  }

  .header h1 {
    font-size: 2.5em;
    margin: 0;
  }

  .content {
    width: 100%;
    padding: 20px;
  }

  .article {
    background: rgba(0, 0, 0, 0.5);
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 40px;
  }

  .article img {
    width: 100%;
    max-width: 320px;
    height: auto;
    margin: 10px;
  }

  .gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
  }

  .footer {
    width: 100%;
    text-align: center;
    padding: 20px 0;
    background: linear-gradient(45deg, #2a5298, #1e3c72);
  }

  a {
    color: #ffcc00;
    text-decoration: none;
  }

  a[rel="nofollow"] {
    /* 仅内部链接添加nofollow */
  }

  /* 动画效果 */
  .button {
    position: relative;
    overflow: hidden;
    padding: 10px 20px;
    background: #ff5722;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    color: #fff;
    transition: background 0.3s ease;
  }

  .button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease;
  }

  .button:hover::before {
    width: 200%;
    height: 200%;
  }

  /* 响应式设计 */
  @media (max-width: 1440px) {
    .header h1 {
      font-size: 2.2em;
    }
  }

  @media (max-width: 1200px) {
    .article {
      padding: 25px;
    }
  }

  @media (max-width: 1024px) {
    .gallery {
      flex-direction: column;
      align-items: center;
    }
  }

  @media (max-width: 768px) {
    .header h1 {
      font-size: 2em;
    }

    .content {
      padding: 15px;
    }

    pre {
      padding: 10px;
    }
  }

  @media (max-width: 480px) {
    h1 {
      font-size: 1.8em;
    }

    .button {
      padding: 8px 16px;
    }
  }

  @media (max-width: 320px) {
    h1 {
      font-size: 1.5em;
    }

    .article {
      padding: 20px;
    }
  }