/* ===== RESPONSIVE STYLES ===== */
@media (max-width: 1024px) {
  .menu-toggle { display: block; }

  #main-nav .nav {
    display: none;
    flex-direction: column;
    background-color: #004080;
    width: 100%;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    padding-top: 60px;
    z-index: 1000;
  }

  #main-nav .nav.show {
    display: flex;
    animation: slideIn 0.3s ease-in-out;
  }

  .nav li {
    margin: 20px 0;
    text-align: center;
  }

  .nav li a {
    font-size: 18px;
    color: white;
  }

  @keyframes slideIn {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
  }

  .container { flex-direction: column; }
  .footer-container { flex-direction: column; text-align: center; }
  .sidebar { margin-top: 20px; }
}