diff --git a/js/qr.js b/js/qr.js
index 0846e72..e29de7b 100644
--- a/js/qr.js
+++ b/js/qr.js
@@ -40,7 +40,8 @@
         currentQR: null,
         selectedQR: null,
         previewTimer: null,
-        isDragging: false
+        isDragging: false,
+        qrCounter: 0
     };
 
     // ========== 核心功能 ==========
@@ -119,10 +120,15 @@
         const container = document.getElementById('imageContainer');
         const rect = container.getBoundingClientRect();
 
+        // 生成图层 ID
+        state.qrCounter++;
+        const layerId = `qr_${state.qrCounter}`;
+
         // 创建二维码容器
         const wrapper = document.createElement('div');
         wrapper.className = 'qr-item';
         wrapper.dataset.type = 'qrcode';
+        wrapper.dataset.layerId = layerId;
         wrapper.style.cssText = `
             position: absolute;
             width: ${CONFIG.DEFAULT_SIZE}px;
@@ -168,6 +174,9 @@
             // 保存状态
             saveState();
             
+            // 更新图层列表
+            updateLayersList();
+            
             return false;
         };
 
@@ -179,6 +188,9 @@
         closeModal();
 
         saveState();
+        
+        // 更新图层列表
+        updateLayersList();
     }
 
     /**
@@ -292,6 +304,15 @@
         }
     }
 
+    /**
+     * 更新图层列表
+     */
+    function updateLayersList() {
+        // 触发图层更新事件
+        const event = new CustomEvent('updateLayers');
+        document.dispatchEvent(event);
+    }
+
     // ========== 拖拽功能 ==========
 
     /**
diff --git a/js/script.js b/js/script.js
index 098cef9..b81d03e 100644
--- a/js/script.js
+++ b/js/script.js
@@ -2436,6 +2436,11 @@
 
         if (!layersBtn || !layersPanel) return;
 
+        // 监听二维码图层更新事件
+        document.addEventListener('updateLayers', () => {
+            updateLayersList();
+        });
+
         // 打开/关闭图层面板（同时支持桌面和移动端）
         const toggleLayersPanel = () => {
             layersPanel.classList.toggle('active');
@@ -2590,7 +2595,20 @@
             }
         });
 
-        // 4. 层叠图（最上层）
+        // 4. 二维码
+        const qrItems = document.querySelectorAll('.qr-item');
+        qrItems.forEach((qr, index) => {
+            layers.push({
+                id: qr.dataset.layerId || `qr_${index}`,
+                element: qr,
+                name: `二维码 ${index + 1}`,
+                type: 'qrcode',
+                icon: '🔲',
+                visible: !qr.classList.contains('layer-hidden')
+            });
+        });
+
+        // 5. 层叠图（最上层）
         const overlayImages = overlayLayer.querySelectorAll('.overlay-image');
         overlayImages.forEach((overlay, index) => {
             layers.push({
@@ -2660,7 +2678,8 @@
         const names = {
             'text': '文本',
             'overlay': '层叠图',
-            'background': '背景图'
+            'background': '背景图',
+            'qrcode': '二维码'
         };
         return names[type] || type;
     }
@@ -2687,6 +2706,40 @@
                 selectInput(element);
             } else if (element.classList.contains('overlay-image')) {
                 selectOverlay(element);
+            } else if (element.classList.contains('qr-item')) {
+                // 选中二维码
+                if (window.QRCodeAPI) {
+                    window.QRCodeAPI.hideTools();
+                }
+                // 取消其他选中
+                document.querySelectorAll('.qr-item').forEach(el => {
+                    el.classList.remove('qr-selected');
+                });
+                // 选中当前二维码
+                element.classList.add('qr-selected');
+                // 显示二维码工具栏
+                editorToolbar.classList.add('active');
+                textTools.classList.remove('active');
+                imageTools.classList.remove('active');
+                bgTools.classList.remove('active');
+                const qrTools = document.getElementById('qrTools');
+                if (qrTools) qrTools.classList.add('active');
+                // 同步工具栏值
+                const qrImg = element.querySelector('img');
+                const qrOpacitySlider = document.getElementById('qrOpacitySlider');
+                const qrOpacityValue = document.getElementById('qrOpacityValue');
+                const qrScaleSlider = document.getElementById('qrScaleSlider');
+                const qrScaleValue = document.getElementById('qrScaleValue');
+                if (qrImg && qrOpacitySlider) {
+                    const opacity = parseFloat(qrImg.style.opacity) || 1;
+                    qrOpacitySlider.value = Math.round(opacity * 100);
+                    qrOpacityValue.textContent = Math.round(opacity * 100) + '%';
+                }
+                if (qrScaleSlider) {
+                    const size = parseInt(element.style.width) || 100;
+                    qrScaleSlider.value = size;
+                    qrScaleValue.textContent = size + '%';
+                }
             } else if (element.id === 'bgImage') {
                 // 选中背景图
                 editorToolbar.classList.add('active');
@@ -3206,16 +3259,24 @@
         });
 
         // 绘制二维码
-        const qrImages = container.querySelectorAll('img[data-type="qrcode"]');
-        for (const qrImg of qrImages) {
-            if (!qrImg.classList.contains('layer-hidden')) {
-                const rect = qrImg.getBoundingClientRect();
+        const qrWrappers = container.querySelectorAll('.qr-item');
+        for (const qrWrapper of qrWrappers) {
+            if (!qrWrapper.classList.contains('layer-hidden')) {
+                const qrImg = qrWrapper.querySelector('img');
+                if (!qrImg) continue;
+                
+                const rect = qrWrapper.getBoundingClientRect();
                 const containerRect = container.getBoundingClientRect();
                 const x = (rect.left - containerRect.left) * scale;
                 const y = (rect.top - containerRect.top) * scale;
                 const w = rect.width * scale;
                 const h = rect.height * scale;
                 
+                // 应用透明度
+                const opacity = parseFloat(qrImg.style.opacity) || 1;
+                ctx.save();
+                ctx.globalAlpha = opacity;
+                
                 // 确保图片已加载
                 if (qrImg.complete && qrImg.naturalWidth > 0) {
                     ctx.drawImage(qrImg, x, y, w, h);
@@ -3231,6 +3292,8 @@
                         setTimeout(resolve, 100);
                     });
                 }
+                
+                ctx.restore();
             }
         }