/* Grundfarben */
      :root {
        --bg-color: #f8f9fa;
        --header-bg: #eceff1;
        --sidebar-bg: #ffffff;
        --text-color: #212529;
        --link-color: #0066cc;
        --link-hover: #004999;
        --border-color: #e0e0e0;
        --radius: 4px;
      }
      
      /* Basis-Einstellungen */
      * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }
      
      html, body {
        font-family: Arial, sans-serif;
        background-color: var(--bg-color);
        color: var(--text-color);
        height: 100%;
      }
      
      body {
        display: flex;
        flex-direction: column;
        margin: 0;
      }
      
      header {
        background-color: var(--header-bg);
        border-bottom: 1px solid var(--border-color);
        padding: 1rem 2rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
      }
      
      .header-container {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 1rem;
      }
      
      .search-form {
        display: flex;
        align-items: center;
        gap: 0.5rem;
      }
      
      .search-form input {
        padding: 0.5rem;
        border: 1px solid var(--border-color);
        border-radius: var(--radius);
        width: 300px;
      }
      
      .search-form select {
        padding: 0.5rem;
        border: 1px solid var(--border-color);
        border-radius: var(--radius);
      }
      
      .search-form button {
        background: var(--link-color);
        color: #fff;
        border: none;
        padding: 0.5rem 1rem;
        border-radius: var(--radius);
        cursor: pointer;
      }
      
      .search-form button:hover {
        background: var(--link-hover);
      }
      
      /* Haupt-Container */
      .main-container {
        display: flex;
        flex: 1;
        height: auto;
        flex-wrap: wrap;
      }
      
      /* Sidebar */
      .sidebar {
          width: 250px;
          background-color: #f0f4f8;
          border-right: 1px solid #e0e6ed;
          padding: 2rem 1rem;
          height: 100%;
          box-shadow: 2px 0 5px rgba(0, 0, 0, 0.05);
      }
      
      .sidebar ul {
          list-style: none;
          padding: 0;
          margin: 0;
      }
      
      .sidebar li {
          margin-bottom: 1.2rem;
      }
      
      .sidebar a {
          color: #2c3e50;
          text-decoration: none;
          font-size: 1rem;
          display: block;
          padding: 0.5rem 1rem;
          border-radius: 5px;
          transition: all 0.3s ease;
      }
      
      .sidebar a:hover {
          background-color: #e2e8f0;
          color: #1a56db;
          transform: translateX(5px);
      }
      
      .sidebar a:before {
          content: '➤';
          margin-right: 10px;
          color: #1a56db;
          opacity: 0;
          transition: opacity 0.3s ease;
      }
      
      .sidebar a:hover:before {
          opacity: 1;
      }
      
      /* Content-Bereich */
      main {
        flex: 1;
        padding: 1rem 2rem;
        overflow-y: auto;
      }
      
      .wiki-article {
        border-bottom: 1px solid var(--border-color);
        margin-bottom: 1.5rem;
        padding-bottom: 1rem;
      }
      
      .wiki-article h2 {
        font-size: 1.5rem;
        color: var(--link-color);
      }
      
      .wiki-article p {
        margin-top: 0.5rem;
      }
      
      .entry-meta {
        font-size: 0.8rem;
        color: #6c757d;
      }
      
      /* Seitenzahlen */
      .pagination {
          display: flex;
          justify-content: space-between;
          align-items: center;
          margin: 20px 0;
      }
      
      .pagination-left, .pagination-right {
          flex: 1;
      }
      
      .pagination-center {
          flex: 2;
          text-align: center;
      }
      
      .pagination-right {
          text-align: right;
      }
      
      .pagination a, .pagination .active {
          padding: 8px 12px;
          margin: 0 5px;
          text-decoration: none;
          color: #007bff;
          border-radius: 50px;
      }
      
      .pagination .active {
          background-color: #0066cc;
          color: white;
      }
      
      /* Footer */
      footer {
        background-color: var(--header-bg);
        border-top: 1px solid var(--border-color);
        text-align: center;
        padding: 1rem;
        font-size: 0.8rem;
        flex-shrink: 0;
      }
      
      /* Responsivität */
      @media (max-width: 768px) {
        header {
          padding: 1rem;
          flex-wrap: wrap;
        }
      
        .search-form input {
          width: 100%;
        }
      
        .main-container {
          flex-direction: column;
        }
      
        .sidebar {
          width: 100%;
          border-right: none;
          border-bottom: 1px solid var(--border-color);
        }
      
        main {
          padding: 1rem;
        }
      }
      
      @media (max-width: 480px) {
        .wiki-article h2 {
          font-size: 1.2rem;
        }
      
        .search-form button {
          padding: 0.5rem;
        }