/* Botón "Subir arriba" */
.to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 36px;
    height: 36px;
	padding: initial;
    background-color: var(--argos-primary, #6d3468);
    color: #ffffff;
    border: 2px solid #ffffff;
    border-radius: 50%;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background-color 0.3s ease;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.to-top-btn.show {
    opacity: 1;
    visibility: visible;
}

.to-top-btn:hover {
    background-color: var(--argos-secondary, #ad6eac);
    transform: translateY(-3px);
}

.to-top-btn:active {
    transform: scale(0.95);
}

.to-top-icon {
    display: inline-block;
    transition: transform 0.2s ease;
}

.to-top-btn:hover .to-top-icon {
    transform: translateY(-2px);
}

/* Responsive: ajusta para móviles */
@media (max-width: 600px) {
    .to-top-btn {
        bottom: 20px;
        right: 20px;
        width: 36px;
        height: 36px;
        font-size: 22px;
    }
}