.categories-page {
    max-width: 800px;
    margin: 0 auto;
  }

  /* Navigation Menu at Top */
  .category-navigation {
    background-color: #f8f9fa;
    padding: 0.5em;
    border-radius: 8px;
    margin-bottom: 1em;
  }

  .category-navigation h3 {
    margin-top: 0 !important;
    margin-bottom: 1em !important;
    color: #2c3e50;
    font-size: 1.2em;
  }

  .parent-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1em;
  }

  .parent-nav-list li {
    display: inline-block;
  }

  .parent-nav-link {
    display: inline-block;
    padding: 0.5em 1em;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: background-color 0.3s;
  }

  .parent-nav-link:hover {
    background-color: #2980b9;
  }

  .nav-divider {
    margin: 2em 0;
    border: none;
    border-top: 2px solid #e0e0e0;
  }

  /* Parent Category Sections */
  .parent-section {
    margin-bottom: 2em;
    scroll-margin-top: 20px; /* Offset for smooth scroll */
  }

  .parent-category {
    color: #2c3e50;
    font-size: 1.8em;
    margin-top: 0 !important;
    margin-bottom: 0.7em !important;
    padding-bottom: 0.3em;
    padding-top: 0 !important;
    border-bottom: 2px solid #3498db;
  }

  .child-category {
    color: #34495e;
    font-size: 1.3em;
    margin-top: 0.5em !important;
    margin-bottom: 0.2em !important;
    padding-top: 0 !important;
    margin-left: 1em;
  }

  .post-list {
    list-style: none;
    padding-left: 2em;
    margin-bottom: 0.1em;
  }

  .post-list li {
    margin-bottom: 0.2em;
    padding: 0.1em 0;
  }

  .post-list a {
    color: #0366d6;
    text-decoration: none;
    font-weight: 500;
  }

  .post-list a:hover {
    text-decoration: underline;
  }

  .post-date {
    color: #666;
    font-size: 0.9em;
    margin-left: 0.5em;
  }

  /* Back to Top Link */
  .back-to-top {
    display: inline-block;
    margin-top: 1em;
    margin-left: 1em;
    color: #3498db;
    text-decoration: none;
    font-size: 0.9em;
    font-weight: 500;
  }

  .back-to-top:hover {
    text-decoration: underline;
  }

  /* Responsive Design */
  @media (max-width: 600px) {
    .parent-nav-list {
      flex-direction: column;
      gap: 0.5em;
    }

    .parent-nav-link {
      display: block;
      text-align: center;
    }
  }