diff --git a/src/components/composer/common/CodeEditor.vue b/src/components/composer/common/CodeEditor.vue
new file mode 100644
index 0000000..90f82e4
--- /dev/null
+++ b/src/components/composer/common/CodeEditor.vue
@@ -0,0 +1,228 @@
+<template>
+  <div class="code-editor" :style="{ height: height }">
+    <div ref="editorContainer" class="editor-container"></div>
+  </div>
+</template>
+
+<script>
+import * as monaco from "monaco-editor";
+import { toRaw } from "vue";
+
+export default {
+  name: "CodeEditor",
+  props: {
+    // v-model 绑定值
+    modelValue: {
+      type: String,
+      default: "",
+    },
+    // 编程语言
+    language: {
+      type: String,
+      default: "plaintext",
+    },
+    // 编辑器高度
+    height: {
+      type: String,
+      default: "200px",
+    },
+    // 编辑器主题
+    theme: {
+      type: String,
+      default: "vs",
+    },
+    // 编辑器选项
+    options: {
+      type: Object,
+      default: () => ({}),
+    },
+  },
+  emits: ["update:modelValue", "change"],
+  data() {
+    return {
+      editor: null,
+      value: null,
+      resizeTimeout: null,
+      defaultOptions: {
+        value: "",
+        // 自动布局
+        automaticLayout: true,
+        // 折叠策略
+        foldingStrategy: "indentation",
+        // 自动关闭括号
+        autoClosingBrackets: true,
+        // 制表符大小
+        tabSize: 2,
+        // 最小化
+        minimap: {
+          enabled: false,
+        },
+        // 自动格式化
+        formatOnType: true,
+        // 自动格式化
+        formatOnPaste: true,
+        // 自动缩进
+        autoIndent: "full",
+        // 滚动超出最后一行
+        scrollBeyondLastLine: false,
+        // 字体大小
+        fontSize: 14,
+        // 行号
+        lineNumbers: "on",
+        // 行号最小字符数
+        lineNumbersMinChars: 3,
+        // 行号
+        renderLineNumbers: "on",
+        // 行装饰宽度
+        lineDecorationsWidth: 0,
+        // 圆角
+        roundedSelection: false,
+        // 行高亮
+        renderLineHighlight: "all",
+        // 仅在聚焦时高亮行
+        renderLineHighlightOnlyWhenFocus: true,
+        // 隐藏光标
+        hideCursorInOverviewRuler: true,
+        // 隐藏概览边框
+        overviewRulerBorder: false,
+        // 隐藏概览线
+        overviewRulerLanes: 0,
+        // 滚动条
+        scrollBars: {
+          vertical: "visible",
+          horizontal: "visible",
+        },
+        // 只读
+        readOnly: false,
+        // 光标样式
+        cursorStyle: "line",
+      },
+    };
+  },
+  watch: {
+    // 监听 v-model 值变化
+    modelValue: {
+      immediate: true,
+      handler(newValue) {
+        if (this.value !== newValue) {
+          this.value = newValue;
+          if (this.editor && this.editor.getValue() !== newValue) {
+            this.editor.setValue(newValue || "");
+          }
+        }
+      },
+    },
+    // 监听语言变化
+    language: {
+      immediate: true,
+      handler(newValue) {
+        if (this.editor) {
+          monaco.editor.setModelLanguage(this.editor.getModel(), newValue);
+        }
+      },
+    },
+    "$q.dark.isActive": {
+      immediate: true,
+      handler(newValue) {
+        monaco.editor.setTheme(newValue ? "vs-dark" : "vs");
+      },
+    },
+  },
+  mounted() {
+    this.initEditor();
+    // 手动监听窗口大小变化，解决Monaco自动调整大小时导致ResizeObserver loop limit exceeded错误
+    window.addEventListener("resize", this.resizeEditor);
+  },
+  beforeUnmount() {
+    this.destroyEditor();
+  },
+  methods: {
+    // 初始化编辑器
+    initEditor() {
+      const options = {
+        ...this.defaultOptions,
+        ...this.options,
+        value: this.value || "",
+        language: this.language,
+        theme: this.theme,
+      };
+
+      this.editor = monaco.editor.create(this.$refs.editorContainer, options);
+      this.listenEditorValue();
+
+      // 初始化完成后立即触发一次布局更新
+      this.$nextTick(() => {
+        this.resizeEditor();
+      });
+    },
+    // 监听编辑器值变化
+    listenEditorValue() {
+      this.rawEditor().focus();
+      this.rawEditor().onDidChangeModelContent(() => {
+        this.value = this.getEditorValue();
+        this.$emit("update:modelValue", this.value);
+        this.$emit("change", this.value);
+      });
+    },
+    // 处理窗口大小变化
+    resizeEditor() {
+      if (this.resizeTimeout) {
+        clearTimeout(this.resizeTimeout);
+      }
+      this.resizeTimeout = setTimeout(() => {
+        this.rawEditor().layout();
+      }, 50);
+    },
+    // 销毁编辑器
+    destroyEditor() {
+      if (this.editor) {
+        window.removeEventListener("resize", this.resizeEditor);
+        this.rawEditor().dispose();
+        this.editor = null;
+      }
+    },
+    // 获取原始编辑器实例
+    rawEditor() {
+      return toRaw(this.editor);
+    },
+    // 获取编辑器实例
+    getEditor() {
+      return this.editor;
+    },
+    // 设置编辑器内容
+    setValue(value) {
+      if (this.editor) {
+        this.editor.setValue(value || "");
+      }
+    },
+    // 获取编辑器内容
+    getValue() {
+      return this.editor ? this.editor.getValue() : "";
+    },
+    // 获取编辑器内容
+    getEditorValue() {
+      return this.rawEditor().getValue();
+    },
+    // 聚焦编辑器
+    focus() {
+      if (this.editor) {
+        this.editor.focus();
+      }
+    },
+  },
+};
+</script>
+
+<style scoped>
+.code-editor {
+  width: 100%;
+  border: 1px solid rgba(0, 0, 0, 0.12);
+  border-radius: 4px;
+  overflow: hidden;
+}
+
+.editor-container {
+  width: 100%;
+  height: 100%;
+}
+</style>
diff --git a/src/components/editor/MonacoEditor.vue b/src/components/editor/MonacoEditor.vue
index eb46449..4dec0b6 100644
--- a/src/components/editor/MonacoEditor.vue
+++ b/src/components/editor/MonacoEditor.vue
@@ -59,16 +59,39 @@ export default {
     initEditor() {
       let monacoEditorPreferences = {
         value: "",
+        // 自动布局
         automaticLayout: true,
+        // 折叠策略
         foldingStrategy: "indentation",
+        // 自动关闭括号
         autoClosingBrackets: true,
+        // 制表符大小
         tabSize: 2,
         minimap: {
           enabled: false,
         },
+        // 自动格式化
         formatOnType: true,
         formatOnPaste: true,
+        // 自动缩进
         autoIndent: "full",
+        // 行号
+        lineNumbersMinChars: 3,
+        renderLineNumbers: "on",
+        // 行装饰宽度
+        lineDecorationsWidth: 0,
+        // 圆角
+        roundedSelection: false,
+        // 行高亮
+        renderLineHighlight: "all",
+        // 仅在聚焦时高亮行
+        renderLineHighlightOnlyWhenFocus: true,
+        // 隐藏光标
+        hideCursorInOverviewRuler: true,
+        // 隐藏概览边框
+        overviewRulerBorder: false,
+        // 隐藏概览线
+        overviewRulerLanes: 0,
         // JavaScript 特定的格式化选项
         "javascript.format.insertSpaceAfterSemicolonInForStatements": true,
         "javascript.format.insertSpaceBeforeAndAfterBinaryOperators": true,
diff --git a/src/css/app.css b/src/css/app.css
index 7a09a2b..215a42d 100644
--- a/src/css/app.css
+++ b/src/css/app.css
@@ -13,10 +13,63 @@ body {
   color: #333;
 }
 
-.q-tooltip {
-  font-size: 11px;
+/* Monaco Editor 调整行号栏样式 */
+.monaco-editor .margin {
+  width: 40px !important;
 }
 
+.monaco-editor .line-numbers {
+  text-align: center !important;
+  width: 40px !important;
+  padding-right: 5px !important;
+  left: 0 !important;
+}
+
+/* Monaco Editor 当前行高亮样式 */
+.monaco-editor .current-line {
+  border: none !important;
+  background-color: rgba(0, 0, 0, 0.03);
+}
+
+.monaco-editor .line-numbers {
+  color: rgba(0, 0, 0, 0.5) !important;
+}
+
+.body--dark .monaco-editor .line-numbers {
+  color: rgba(255, 255, 255, 0.5) !important;
+}
+
+.monaco-editor .current-line~.line-numbers {
+  color: var(--q-primary) !important;
+}
+
+.body--dark .monaco-editor .current-line {
+  background-color: rgba(255, 255, 255, 0.05);
+}
+
+.monaco-editor .margin-view-overlays .current-line {
+  background-color: transparent !important;
+}
+
+/* Monaco Editor 滚动条样式 */
+.monaco-editor .scrollbar {
+  width: 5px !important;
+  height: 5px !important;
+}
+
+.monaco-editor .scrollbar.vertical .slider {
+  width: 5px !important;
+  border-radius: 2px !important;
+  background: rgba(0, 0, 0, 0.2) !important;
+}
+
+.monaco-editor .scrollbar.horizontal .slider {
+  height: 5px !important;
+  border-radius: 2px !important;
+  background: rgba(0, 0, 0, 0.2) !important;
+}
+
+/* 标签样式 */
 .q-chip {
   background: #e3e3e39a;
 }
@@ -54,6 +107,10 @@ body {
 }
 
 /* 优化 Tooltip 样式 */
+.q-tooltip {
+  font-size: 11px;
+}
+
 .q-tooltip {
   background: rgba(255, 255, 255, 0.18) !important;
   border-radius: 6px;