/* Estilos del popup */
    .popup-overlay {
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 100%;
      background: rgba(0, 0, 0, 0.5);
      display: none;
      justify-content: center;
      align-items: center;
      z-index: 9999;
    }

    .popup-content {
      background: white;
      padding: 30px;
      max-width: 500px;
      border-radius: 8px;
      text-align: justify;
      box-shadow: 0 0 15px rgba(0,0,0,0.3);
    }

    .popup-buttons {
      text-align: right;
      margin-top: 20px;
    }

    .popup-buttons button {
      padding: 8px 14px;
      margin-left: 10px;
      border: none;
      border-radius: 4px;
      cursor: pointer;
    }

    .btn-aceptar {
      background-color: #007bff;
      color: white;
    }

    .btn-cancelar {
      background-color: #ccc;
    }

    a.page-scroll {
      cursor: pointer;
    }