/* Sidebar styling */
  .mobile-sidebar {
    position: fixed;
    top: 0;
    left: -250px;
    width: 250px;
    height: 100%;
    background: #fff;
    box-shadow: 2px 0 5px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    padding: 20px;
    z-index: 1050;
  }
  .mobile-sidebar.active {
    left: 0;
  }
  .mobile-sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  .mobile-sidebar ul li {
    margin: 15px 0;
  }
  .mobile-sidebar ul li a {
    text-decoration: none;
    font-weight: bold;
    color: #333;
  }
  .menu-close {
    text-align: right;
    font-size: 24px;
    cursor: pointer;
    margin-bottom: 20px;
  }