/* domucgiare - Rut gon danh muc tren trang chu (v1, 12/10/2026)
   Trang chu truoc day hien 45 khoi danh muc -> dai ~38000px, tai cham.
   Giu 14 khoi chinh dau tien, an cac khoi con lai (tra ma loi, sua theo hang,
   theo quan...) - cac muc nay van vao duoc qua menu va tim kiem. */
(function () {
  var p = location.pathname;
  if (!(p === '/' || p === '' || /\/index(\.html?)?$/.test(p))) return;
  function run() {
    try {
      var KEEP = 14;
      var all = [].slice.call(document.querySelectorAll('div'));
      var blocks = all.filter(function (el) {
        var hd = el.querySelector('h2,h3');
        if (!hd) return false;
        var tc = el.textContent || '';
        if (tc.indexOf('Xem tất cả') < 0) return false;
        if (el.getBoundingClientRect().height < 300) return false;
        var ht = hd.textContent || '';
        return /Sửa |Đổ mực|Bán |Thu mua|Thay |máy |Mã lỗi|Tra mã|Xả kho|Vì sao/.test(ht);
      });
      for (var i = KEEP; i < blocks.length; i = i + 1) {
        blocks[i].style.display = 'none';
      }
    } catch (e) {}
  }
  if (document.readyState !== 'loading') run();
  else document.addEventListener('DOMContentLoaded', run);
})();