.wc-hierarchy-wrap{display:flex;gap:20px;align-items:flex-start}
.wch-left,.wch-mid,.wch-right{background:#fff;border:1px solid #eee;padding:16px;border-radius:8px}
.wch-left{width:18%}
.wch-mid{width:22%}
.wch-right{flex:1}
.wch-parent-list,.wch-subcat-list{list-style:none;margin:0;padding:0}
.wch-parent-item,.wch-subcat-item{padding:8px;cursor:pointer;border-bottom:1px solid #f4f4f4}
.wch-parent-item.wch-active{background:#f1f8ff}
.wch-product-card{border:1px solid #eee;padding:10px;border-radius:6px;margin:8px;display:inline-block;width:200px;vertical-align:top}
.wch-product-thumb img{max-width:100%;height:120px;object-fit:contain}
.wch-products-grid{display:flex;flex-wrap:wrap}
.wch-breadcrumbs{font-weight:600;margin-bottom:10px}
.wch-no-results{color:#666;padding:12px}
.wch-quote-btn{background:#0a74da;color:#fff;border:0;padding:8px 10px;border-radius:4px;cursor:pointer}
.wch-pagination{margin-top:12px;display:flex;gap:8px;align-items:center}

@media(max-width:900px){
    .wc-hierarchy-wrap{flex-direction:column}
    .wch-left,.wch-mid{width:100%}
}