/* 基本样式重置 */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    color: #ffffff;
    line-height: 1.6;
    padding: 20px;
  }

  header {
    text-align: center;
    padding: 40px 0;
    background: radial-gradient(circle, rgba(255,87,34,0.8), transparent);
    border-radius: 15px;
    margin-bottom: 30px;
  }

  header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    color: #FFD700;
  }

  header p {
    font-size: 1.2em;
    color: #FFA500;
  }

  .tabs {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
  }

  .tabs button {
    flex: 1;
    padding: 15px;
    background: none;
    border: none;
    cursor: pointer;
    color: #ffffff;
    transition: background 0.3s;
    font-size: 1em;
  }

  .tabs button:hover, .tabs button.active {
    background: rgba(255, 255, 255, 0.2);
  }

  .tab-content {
    display: none;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    animation: fadeInOut 1s ease-in-out;
  }

  .tab-content.active {
    display: block;
  }

  article {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    margin-top: 40px;
  }

  article h2 {
    color: #FFD700;
    margin-bottom: 20px;
  }

  article h3, article h4 {
    color: #FFA500;
    margin-top: 20px;
    margin-bottom: 10px;
  }

  article p, article ul, article pre {
    margin-bottom: 15px;
  }

  article ul {
    list-style-type: disc;
    padding-left: 20px;
  }

  pre {
    background: #2a5298;
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    color: #00ff00;
    font-family: 'Courier New', Courier, monospace;
  }

  pre code {
    display: block;
  }

  .images {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
  }

  .images img {
    width: 100%;
    max-width: 150px;
    border-radius: 10px;
  }

  .note {
    text-align: center;
    margin-top: 40px;
    font-size: 1.2em;
    color: #FFD700;
  }

  /* 响应式设计 */
  @media (max-width: 1440px) {
    header h1 {
      font-size: 2.2em;
    }
    .tabs button {
      font-size: 0.9em;
    }
  }

  @media (max-width: 1200px) {
    .images img {
      max-width: 120px;
    }
  }

  @media (max-width: 1024px) {
    header {
      padding: 30px 0;
    }
    article {
      padding: 25px;
    }
  }

  @media (max-width: 768px) {
    .tabs {
      flex-direction: column;
    }
    .tabs button {
      text-align: left;
    }
    .images {
      justify-content: center;
    }
  }

  @media (max-width: 480px) {
    header h1 {
      font-size: 1.8em;
    }
    .tabs button {
      padding: 10px;
      font-size: 0.8em;
    }
    .images img {
      max-width: 100px;
    }
  }

  @media (max-width: 320px) {
    body {
      padding: 10px;
    }
    header h1 {
      font-size: 1.5em;
    }
    .tabs button {
      padding: 8px;
      font-size: 0.7em;
    }
    .images img {
      max-width: 80px;
    }
  }

  /* 动画效果 */
  @keyframes fadeInOut {
    0% { opacity: 0; }
    50% { opacity: 1; }
    100% { opacity: 0; }
  }

  /* 代码块样式 */
  .code-example {
    background: #1e3c72;
    padding: 20px;
    border-radius: 10px;
    overflow-x: auto;
    color: #00FFEA;
    font-family: 'Courier New', Courier, monospace;
    margin-bottom: 20px;
  }

  /* 按钮样式 */
  .button {
    background: linear-gradient(45deg, #FF7E5F, #FEB47B);
    border: none;
    padding: 10px 20px;
    color: #fff;
    border-radius: 25px;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
  }

  .button:hover {
    background: linear-gradient(45deg, #FEB47B, #FF7E5F);
    transform: scale(1.05);
  }