.hd-category-bar{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.hd-category-btn{padding:8px 10px;border:none;background:#eee;cursor:pointer}
.hd-subcategory-bar{display:flex;gap:6px;margin-bottom:10px;flex-wrap:wrap}
.hd-subcategory-btn{padding:6px 10px;border:none;background:#ddd}