/* Modal */
.modal {
   display: none; /* Escondido por padrão */
   position: fixed;
   top: 0;
   left: 0;
   width: 100%;
   height: 100%;
   background-color: rgba(0, 0, 0, 0.6);
   z-index: 1000;
}

.modal.show {
   display: flex;
   justify-content: center;
   align-items: center;
}

.modal-content {
   position: relative;
   background-color: var(--background-color);
   padding: 20px;
   border-radius: 8px;
   text-align: center;
   width: 500px;
   color: var(--text-color);
}

/* Botão 'X' para fechar o modal */
.close-button {
   position: absolute;
   top: 10px;
   right: 15px;
   color: var(--text-color);
   font-size: 28px;
   font-weight: bold;
   cursor: pointer;
}

/* Spinner de carregamento */
.spinner {
   border: 4px solid rgba(0, 0, 0, 0.1);
   border-left-color: var(--primary-color);
   border-radius: 50%;
   width: 40px;
   height: 40px;
   animation: spin 1s linear infinite;
   margin: 20px auto;
}

/* Animação do spinner */
@keyframes spin {
   0% { transform: rotate(0deg); }
   100% { transform: rotate(360deg); }
}

/* Mensagem de resposta */
#responseMessage {
   font-size: 18px;
   margin-top: 20px;
   color: var(--text-color);
}

/* Botão 'OK' */
.ok-button {
   margin-top: 20px;
   padding: 10px 20px;
   background-color: var(--primary-color);
   color: white;
   border: none;
   border-radius: 4px;
   cursor: pointer;
}

.ok-button:hover {
   background-color: var(--hover-color);
}

.hidden {
   display: none;
}

 /* responsive */
 @media (max-width: 768px) {
   .modal-content {
       width: 350px;
    }
}