diff --git a/public/themes/dist_static/static/css/category.css b/public/themes/dist_static/static/css/category.css
index 89a4663..2708128 100644
--- a/public/themes/dist_static/static/css/category.css
+++ b/public/themes/dist_static/static/css/category.css
@@ -59,7 +59,6 @@
   list-style: none;
 }
 .c-sidebar__item.is-active .c-sidebar__trigger {
-  padding: 2rem 0;
   color: var(--color-primary);
 }
 .c-sidebar__item.is-active .c-sidebar__subs {
@@ -118,6 +117,9 @@
   transform: rotate(-90deg);
   color: var(--color-primary);
 }
+.c-sidebar__item.is-leaf .c-sidebar__trigger {
+  cursor: pointer;
+}
 .c-sidebar__subs {
   display: none;
   margin: 0;
diff --git a/public/themes/dist_static/static/js/category.js b/public/themes/dist_static/static/js/category.js
index 6f4a23d..ce4872c 100644
--- a/public/themes/dist_static/static/js/category.js
+++ b/public/themes/dist_static/static/js/category.js
@@ -105,7 +105,8 @@ function bindEvents(state) {
 			syncUrl(state);
 		} else {
 			const id = trigger.dataset.categoryId;
-			if (state.expandedId === id) state.expandedId = "";
+			const isLeaf = !!trigger.closest(".c-sidebar__item.is-leaf");
+			if (!isLeaf && state.expandedId === id) state.expandedId = "";
 			else {
 				state.expandedId = id;
 				state.categoryId = id;
diff --git a/public/themes/website/1/zh/demo/category.html b/public/themes/website/1/zh/demo/category.html
index 92bfffc..f23bf07 100644
--- a/public/themes/website/1/zh/demo/category.html
+++ b/public/themes/website/1/zh/demo/category.html
@@ -88,30 +88,40 @@ $current_cate_id = $current_cate['id'] ?? '';
         <div class="c-layout">
           <aside class="c-sidebar" aria-label="产品分类" data-lenis-prevent>
             <ul class="c-sidebar__list" data-category-nav>
-              <!-- 获取所有分类 -->
+              <!-- 获取所有一级分类 -->
               {hcTaglib:subcategory pid="333" item="vo" sort="" key="key_top"}
               {php}
-              $sub_cate_id = $vo['id']; // 获取子分类的ID
-              $need_show_sub_content = $vo['need_show_sub_content'] ?? 0; //是否需要展示此分类下的内容列表0=不展示,1=展示
+              $sub_cate_id = $vo['id'];
+              $need_show_sub_content = (int)($vo['need_show_sub_content'] ?? 0);
               {/php}
-              <li class="c-sidebar__item {if $key_top==1}is-active{/if}" data-category-item="product-control-{$vo.id}">
+              {hcTaglib:subcategory pid="$sub_cate_id" onlyData="1"}
+              {/hcTaglib:subcategory}
+              {php}
+              $level2_list = $hc_subcategory ?? [];
+              $has_level2 = !empty($level2_list);
+              {/php}
+              <li class="c-sidebar__item {if $key_top==1}is-active{/if}{if !$has_level2} is-leaf{/if}" data-category-item="product-control-{$vo.id}">
 
                 <button type="button" class="c-sidebar__trigger" data-category-id="product-control-{$vo.id}" data-category-name="{$vo.title}" aria-expanded="{if $key_top==1}true{else /}false{/if}">
                   <span>{$vo.title}</span>
+                  {if $has_level2}
                   <span class="c-sidebar__chevron" aria-hidden="true">
                     <svg viewBox="-1 -1 8.59082 13.0605" xmlns="http://www.w3.org/2000/svg" fill="none">
                       <path d="M0 4.12464e-05L5 5.00004L10 0" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" transform="matrix(0,-1,1,0,0.530273,10.5303)" />
                     </svg>
                   </span>
+                  {/if}
                 </button>
 
+                {if $has_level2}
                 <ul class="c-sidebar__subs">
-                  {hcTaglib:subcategory pid="$sub_cate_id" item="vo_sub" sort="" key="key_sub"}
+                  {volist name="level2_list" id="vo_sub" key="key_sub"}
                   <li>
                     <button type="button" class="c-sidebar__sub" data-category-id="product-control-{$vo.id}" data-sub-id="product-plc-{$vo_sub.id}">{$vo_sub.title}</button>
                   </li>
-                  {/hcTaglib:subcategory}
+                  {/volist}
                 </ul>
+                {/if}
 
               </li>
               {/hcTaglib:subcategory}
@@ -121,18 +131,22 @@ $current_cate_id = $current_cate['id'] ?? '';
           <div class="c-main">
             {hcTaglib:subcategory pid="333" item="vo" sort="" key="key_top"}
             {php}
-            $sub_cate_id = $vo['id']; // 获取子分类的ID
-            // var_dump($sub_cate_id);exit;
-            // $need_show_sub_content = $vo['need_show_sub_content'] ?? 0; //是否需要展示此分类下的内容列表0=不展示,1=展示
+            $sub_cate_id = $vo['id'];
+            $need_show_sub_content = (int)($vo['need_show_sub_content'] ?? 0);
+            {/php}
+            {hcTaglib:subcategory pid="$sub_cate_id" onlyData="1"}
+            {/hcTaglib:subcategory}
+            {php}
+            $level2_list = $hc_subcategory ?? [];
+            $has_level2 = !empty($level2_list);
             {/php}
 
             <div class="c-panel" data-category-panel="product-control-{$vo.id}" {if $key_top!=1}hidden{/if}>
               <div class="c-grid" data-product-grid>
-                {hcTaglib:subcategory pid="$sub_cate_id" item="vo_sub" sort="" key="key_sub"}
-                <!-- 获取当前二级分类的所有产品，统一放进同一个 grid -->
+                {if $has_level2}
+                {volist name="level2_list" id="vo_sub" key="key_sub"}
                 {hcTaglib:contentPage2 cid="$vo_sub.id" mainField="id,category_id,title,sub_title,thumbnail" subField="" name="hc_content" limit="100" item="content_sub22" sort="sort asc"}
                 {/hcTaglib:contentPage2}
-
                 {volist name="hc_content" id="vo_content"}
                 <article class="s-product-card" data-sub="product-plc-{$vo_sub.id}">
                   <a class="s-product-card__link" href="{:hcUrl('detail/index',['id'=>$vo_content['id'],'cid'=>$vo_content['category_id']])}">
@@ -153,7 +167,32 @@ $current_cate_id = $current_cate['id'] ?? '';
                   </a>
                 </article>
                 {/volist}
-                {/hcTaglib:subcategory}
+                {/volist}
+                {else /}
+                <!-- 仅一级分类：直接按一级 id 取产品 -->
+                {hcTaglib:contentPage2 cid="$vo.id" mainField="id,category_id,title,sub_title,thumbnail" subField="" name="hc_content" limit="100" item="content_sub22" sort="sort asc"}
+                {/hcTaglib:contentPage2}
+                {volist name="hc_content" id="vo_content"}
+                <article class="s-product-card">
+                  <a class="s-product-card__link" href="{:hcUrl('detail/index',['id'=>$vo_content['id'],'cid'=>$vo_content['category_id']])}">
+                    <div class="s-product-card__media">
+                      <img src="{$vo_content['thumbnail']['url'] ?? ''}" alt="{$vo_content.title}" loading="lazy" />
+                    </div>
+                    <div class="s-product-card__foot">
+                      <h3 class="s-product-card__name">{$vo_content.title}</h3>
+                      <span class="s-product-card__arrow" aria-hidden="true">
+                        <img
+                                src="data:image/svg+xml,%3csvg%20viewBox='0%200%2012.2529%2011.314'%20xmlns='http://www.w3.org/2000/svg'%20xmlns:xlink='http://www.w3.org/1999/xlink'%20width='12.252930'%20height='11.313965'%20fill='none'%20customFrame='%23000000'%3e%3cpath%20id='合并'%20d='M5.18202%201.41422L6.59622%200L12.2531%205.65686L12.2529%205.65702L10.8389%207.07108L6.59608%2011.3139L5.18186%209.89966L8.4245%206.65702L-0%206.65702L0%204.657L8.42482%204.65702L5.18202%201.41422Z'%20fill='rgb(239,67,53)'%20fill-rule='evenodd'%20/%3e%3c/svg%3e"
+                                alt=""
+                                width="12"
+                                height="11"
+                        />
+                      </span>
+                    </div>
+                  </a>
+                </article>
+                {/volist}
+                {/if}
               </div>
 
               <div class="c-empty" data-product-empty hidden>