/* Default: Icon only (circular button) - Below 1543px */
    .btn-addtocart-responsive {
        width: 40px;
        height: 40px;
        padding: 0;
        border-radius: 9999px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }
    .btn-addtocart-responsive .btn-text {
        display: none;
    }
    .btn-addtocart-responsive .btn-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    /* Above 1543px: Show icon + text */
    @media (min-width: 1543px) {
        .btn-addtocart-responsive {
            width: auto;
            height: auto;
            padding: 0.5rem 1rem;
            border-radius: 0.25rem;
        }
        .btn-addtocart-responsive .btn-text {
            display: inline;
            margin-left: 0.5rem;
        }
    }