body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #333;
  }

  header {
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    color: white;
    padding: 2rem 20px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  }

  header img {
    width: 100px;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
  }

  h1 {
    text-align: center;
    margin: 2rem 0 1.5rem;
    font-size: 2.5rem;
    color: #1a73e8;
    animation: fadeIn 0.6s ease-in;
  }

  h2 {
    font-size: 1.8rem;
    margin: 1.5rem 0;
    color: #2d3748;
  }

  ul {
    list-style-type: none;
    padding: 0;
  }

  li {
    margin-bottom: 20px;
  }

  li img {
    width: 100%;
  }

  footer {
    background: #2d3748;
    color: white;
    padding: 2rem 20px;
    text-align: center;
    margin-top: 3rem;
  }

  @media (max-width: 768px) {
    .container {
      padding: 15px;
    }
    h1 {
      font-size: 2rem;
    }
    h2 {
      font-size: 1.5rem;
    }
  }

  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* 新增CTA按钮动画 */
.cta-button {
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    margin: 20px 0;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26, 115, 232, 0.4);
}

.qr-code {
    max-width: 200px;
    margin: 20px auto;
    display: block;
    padding: 15px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
    .qr-code {
        max-width: 160px;
        padding: 10px;
    }
}

a {
    color: #1a73e8;
    transition: color 0.3s ease;
  }

  a:hover {
    color: #0d47a1;
  }