document.addEventListener('DOMContentLoaded', () => {
document.querySelectorAll('.item').forEach(item => {
const vid = item.dataset.vid;
const key = 'liked_' + vid;
if (localStorage.getItem(key)) {
const likeBtn = item.querySelector('.sidebar .action:first-child');
if (likeBtn) {
likeBtn.classList.add('liked');
likeBtn.style.pointerEvents = 'none';
}
}
});
});
