diff --git a/pwuniapp/common/icons.js b/pwuniapp/common/icons.js
index 69e879c..8a79841 100644
--- a/pwuniapp/common/icons.js
+++ b/pwuniapp/common/icons.js
@@ -45,6 +45,18 @@ export const ICONS = {
     </svg>
   `),
 
+  heart: svgToUri(`
+    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="#94A3B8" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+      <path d="M20.84 4.61a5.5 5.5 0 0 0-7.78 0L12 5.67l-1.06-1.06a5.5 5.5 0 0 0-7.78 7.78l1.06 1.06L12 21.23l7.78-7.78 1.06-1.06a5.5 5.5 0 0 0 0-7.78z"></path>
+    </svg>
+  `),
+
+  heartFilled: svgToUri(`
+    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="#EF4444" stroke="#EF4444" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+      <path d="M20.84 4.61a5.5 5.5 0 0 0-7.78 0L12 5.67l-1.06-1.06a5.5 5.5 0 0 0-7.78 7.78l1.06 1.06L12 21.23l7.78-7.78 1.06-1.06a5.5 5.5 0 0 0 0-7.78z"></path>
+    </svg>
+  `),
+
   close: svgToUri(`
     <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="#94A3B8" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
       <line x1="18" y1="6" x2="6" y2="18"></line>
diff --git a/pwuniapp/pages/community/index.vue b/pwuniapp/pages/community/index.vue
index b54e2ab..b2a1177 100644
--- a/pwuniapp/pages/community/index.vue
+++ b/pwuniapp/pages/community/index.vue
@@ -110,7 +110,7 @@
           <view class="post-footer">
             <view class="footer-left">
               <view class="action-item btn-active" @click="toggleLike(post)">
-                <image class="action-icon" :src="post.liked ? ICONS.flame : ICONS.heart" mode="aspectFit" />
+                <image class="action-icon" :src="post.liked ? ICONS.heartFilled : ICONS.heart" mode="aspectFit" />
                 <text class="action-count" :class="{ liked: post.liked }">{{ post.likes }}</text>
               </view>
               <view class="action-item btn-active" @click="handleComment(post)">
diff --git a/server/tests/content-security.spec.ts b/server/tests/content-security.spec.ts
index c9c92ec..092d7db 100644
--- a/server/tests/content-security.spec.ts
+++ b/server/tests/content-security.spec.ts
@@ -917,6 +917,34 @@ describe('ContentSecurityService & Compliance Architecture (TDD 微信内容安
       expect(emojiRegex.test(content)).toBe(false);
     });
   });
+
+  describe('21. 友圈广场点赞图标与矢量图标库完整性验证 (pwuniapp/common/icons.js & pages/community/index.vue)', () => {
+    const iconsPath = path.join(rootDir, 'pwuniapp', 'common', 'icons.js');
+    const communityPath = path.join(rootDir, 'pwuniapp', 'pages', 'community', 'index.vue');
+
+    it('icons.js 必须完整导出 heart (未点赞) 与 heartFilled (已点赞高亮) 矢量图标', () => {
+      expect(fs.existsSync(iconsPath)).toBe(true);
+      const content = fs.readFileSync(iconsPath, 'utf-8');
+      expect(content).toContain('heart: svgToUri');
+      expect(content).toContain('heartFilled: svgToUri');
+      expect(content).toContain('#94A3B8');
+      expect(content).toContain('#EF4444');
+    });
+
+    it('友圈广场页面点赞按钮必须正确绑定 heartFilled 与 heart 图标', () => {
+      expect(fs.existsSync(communityPath)).toBe(true);
+      const content = fs.readFileSync(communityPath, 'utf-8');
+      expect(content).toContain(':src="post.liked ? ICONS.heartFilled : ICONS.heart"');
+    });
+
+    it('icons.js 与友圈广场页面严禁包含任何系统 Emoji 违规字符', () => {
+      const iconsContent = fs.readFileSync(iconsPath, 'utf-8');
+      const communityContent = fs.readFileSync(communityPath, 'utf-8');
+      const emojiRegex = /(?:\p{Extended_Pictographic}|\p{Emoji_Presentation}|[\u2600-\u27BF])/u;
+      expect(emojiRegex.test(iconsContent)).toBe(false);
+      expect(emojiRegex.test(communityContent)).toBe(false);
+    });
+  });
 });