las la-chevron-right

label

las la-plus-square-rounded

7btn

// 簡化版 Script 測試
(function() {
    function createTopBtn() {
        if (document.getElementById('custom-back-to-top')) return;
        
        const btn = document.createElement('div');
        btn.id = 'custom-back-to-top';
        btn.innerHTML = '<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M6 15L12 9L18 15" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/></svg>';
        document.body.appendChild(btn);

        btn.onclick = function() {
            window.scrollTo({ top: 0, behavior: 'smooth' });
        };

        window.addEventListener('scroll', function() {
            // 只要有捲動就強行顯示，測試用
            if (window.pageYOffset > 200) {
                btn.style.setProperty('display', 'flex', 'important');
            } else {
                btn.style.setProperty('display', 'none', 'important');
            }
        });
    }

    // 嘗試多個時間點執行，確保在手機版載入成功
    if (document.readyState === 'complete') {
        createTopBtn();
    } else {
        window.addEventListener('load', createTopBtn);
    }
})();