/* Fondo oscuro y centrado */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

/* Mostrar popup */
.popup-overlay.activo {
    opacity: 1;
    pointer-events: auto;
}

/* Ventana blanca */
.popup-content {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    max-width: 350px;
    width: 90%;
    position: relative;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Botón cerrar */
.popup-close {
    position: absolute;
    top: 8px;
    right: 10px;
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: #333;
}

.popup-close:hover {
    color: #000;
}