.lgc-filters { border:1px solid #ddd; padding:10px; }
.lgc-parent { margin-bottom:10px; }
.lgc-parent-title { cursor:pointer; font-weight:bold; margin-bottom:5px; font-size:1.3rem; display:flex; align-items:center; }
.lgc-arrow { margin-right:5px; transition:transform 0.3s ease; }
.lgc-parent.open .lgc-arrow { transform:rotate(180deg); }
.lgc-subcats { margin-left:10px; display:none; }