                 tabContents.forEach(content => content.classList.remove('active'));
                        if (target) {
                            target.classList.add('active');
                        }
                    });
                });
                const allButtons = document.querySelectorAll('.btn, .list-btn');
                allButtons.forEach(button => {
                    button.addEventListener('click', () => {
                        if (button.disabled) return;
                 