/* 基础样式 */
  body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', 'Montserrat', sans-serif;
    color: #ffffff;
    background: linear-gradient(45deg, #0a092e, #1b1a4f, #0a092e);
    background-size: 400% 400%;
    animation: gradientAnimation 15s ease infinite;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }

  @keyframes gradientAnimation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
  }

  /* 导航栏 */
  nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 9, 46, 0.8);
    padding: 20px;
    display: flex;
    justify-content: center;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
  }

  nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
  }

  nav ul li a {
    color: #81ecec;
    text-decoration: none;
    font-size: 1.2rem;
    transition: color 0.3s ease, transform 0.3s ease;
  }

  nav ul li a:hover {
    color: #6c5ce7;
    transform: scale(1.1);
  }

  /* 主内容 */
  .container {
    flex: 1;
    padding: 100px 50px 50px 50px;
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 30px;
  }

  .sidebar {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .sidebar img {
    width: 100%;
    border-radius: 10px;
    transition: transform 0.3s ease;
  }

  .sidebar img:hover {
    transform: scale(1.05);
  }

  .content {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  }

  .content h1, .content h2, .content h3, .content h4 {
    color: #6c5ce7;
    text-transform: uppercase;
    margin-bottom: 20px;
    position: relative;
  }

  .content h1::after, .content h2::after, .content h3::after, .content h4::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background: #81ecec;
    left: 0;
    bottom: -10px;
    border-radius: 5px;
  }

  .content p {
    line-height: 1.6;
    margin-bottom: 20px;
    color: #dfe6e9;
  }

  .content pre {
    background: rgba(0, 0, 0, 0.6);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    margin-bottom: 20px;
  }

  .content code {
    color: #81ecec;
    font-family: 'Courier New', Courier, monospace;
  }

  /* 示例数据展示 */
  .sample-data {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-left: 4px solid #6c5ce7;
    margin-top: 40px;
    border-radius: 5px;
  }

  .sample-data h2 {
    color: #6c5ce7;
    margin-bottom: 15px;
  }

  .sample-data ul {
    list-style: disc;
    padding-left: 20px;
  }

  .sample-data ul li {
    margin-bottom: 10px;
    color: #dfe6e9;
  }

  /* 图片展示 */
  .gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
  }

  .gallery img {
    width: calc(33.333% - 10px);
    border-radius: 5px;
    transition: transform 0.3s ease;
  }

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

  /* 提示文字 */
  .reference-note {
    text-align: center;
    margin-top: 20px;
    font-size: 1rem;
    color: #b2bec3;
  }

  /* 响应式设计 */
  @media (max-width: 1440px) {
    .container {
      grid-template-columns: 1fr 2fr;
    }
  }

  @media (max-width: 1200px) {
    .container {
      grid-template-columns: 1fr 2fr;
    }
  }

  @media (max-width: 1024px) {
    .container {
      grid-template-columns: 1fr;
      padding: 100px 20px 20px 20px;
    }

    nav ul {
      gap: 20px;
    }

    .gallery img {
      width: calc(50% - 10px);
    }
  }

  @media (max-width: 768px) {
    nav ul li a {
      font-size: 1rem;
    }

    .gallery img {
      width: 100%;
    }

    .content {
      padding: 20px;
    }
  }

  @media (max-width: 480px) {
    nav ul {
      flex-direction: column;
      align-items: center;
      gap: 10px;
    }

    .container {
      padding: 100px 10px 10px 10px;
    }

    .sidebar {
      display: none;
    }
  }

  @media (max-width: 320px) {
    .content h1 {
      font-size: 2rem;
    }

    .content p, .sample-data ul li {
      font-size: 0.9rem;
    }
  }