diff --git a/web/apps/web-ele/src/views/ai-platform/workflow/editor/components/VariableSelector.vue b/web/apps/web-ele/src/views/ai-platform/workflow/editor/components/VariableSelector.vue
index cd0eff4..d53a7d6 100644
--- a/web/apps/web-ele/src/views/ai-platform/workflow/editor/components/VariableSelector.vue
+++ b/web/apps/web-ele/src/views/ai-platform/workflow/editor/components/VariableSelector.vue
@@ -474,25 +474,6 @@ const availableNodes = computed(() => {
           ];
           break;
         }
-        case 'text_to_sql': {
-          const textToSqlOutputVar =
-            node.data.output_variable || 'text_to_sql_result';
-          variables = [
-            {
-              key: `${textToSqlOutputVar}_sql`,
-              label: $t(
-                'ai-platform.workflow.editor.variableSelector.generatedSqlStatement',
-              ),
-            },
-            {
-              key: `${textToSqlOutputVar}_thought`,
-              label: $t(
-                'ai-platform.workflow.editor.variableSelector.sqlThought',
-              ),
-            },
-          ];
-          break;
-        }
         default: {
           // 其他未知节点类型，尝试从 output_variable 获取
           if (node.data.output_variable) {
diff --git a/web/apps/web-ele/src/views/ai-platform/workflow/editor/nodes/BaseNode.vue b/web/apps/web-ele/src/views/ai-platform/workflow/editor/nodes/BaseNode.vue
index b995139..99e0b36 100644
--- a/web/apps/web-ele/src/views/ai-platform/workflow/editor/nodes/BaseNode.vue
+++ b/web/apps/web-ele/src/views/ai-platform/workflow/editor/nodes/BaseNode.vue
@@ -10,8 +10,13 @@ import { ElTooltip } from 'element-plus';
 
 import NodeResultCard from '../components/NodeResultCard.vue';
 
+type NodeColorConfig = {
+  headerBg: string;
+  iconBg: string;
+  iconColor: string;
+};
+
 const props = defineProps<{
-  // 新增：完整的执行结果（用于节点下方展示）
   executionResult?: NodeExecutionResult;
   executionStatus?: {
     elapsed_time?: number;
@@ -29,12 +34,120 @@ const props = defineProps<{
 }>();
 
 const addButtonRef = ref<HTMLElement | null>(null);
+const onNodeAddClick = inject<
+  (nodeId: string, position: { x: number; y: number }) => void
+>('onNodeAddClick');
 
-// 从父组件注入的添加节点函数
-const onNodeAddClick =
-  inject<(nodeId: string, position: { x: number; y: number }) => void>(
-    'onNodeAddClick',
-  );
+const nodeColorConfigs: Record<string, NodeColorConfig> = {
+  start: {
+    headerBg:
+      'bg-gradient-to-r from-emerald-50 to-green-50 dark:from-emerald-950 dark:to-green-950',
+    iconBg: 'bg-emerald-200 dark:bg-emerald-800',
+    iconColor: 'text-emerald-600 dark:text-emerald-400',
+  },
+  end: {
+    headerBg:
+      'bg-gradient-to-r from-rose-50 to-red-50 dark:from-rose-950 dark:to-red-950',
+    iconBg: 'bg-rose-200 dark:bg-rose-800',
+    iconColor: 'text-rose-600 dark:text-rose-400',
+  },
+  condition: {
+    headerBg:
+      'bg-gradient-to-r from-amber-50 to-yellow-50 dark:from-amber-950 dark:to-yellow-950',
+    iconBg: 'bg-amber-200 dark:bg-amber-800',
+    iconColor: 'text-amber-600 dark:text-amber-400',
+  },
+  parallel: {
+    headerBg:
+      'bg-gradient-to-r from-cyan-50 to-sky-50 dark:from-cyan-950 dark:to-sky-950',
+    iconBg: 'bg-cyan-200 dark:bg-cyan-800',
+    iconColor: 'text-cyan-600 dark:text-cyan-400',
+  },
+  merge: {
+    headerBg:
+      'bg-gradient-to-r from-slate-50 to-gray-100 dark:from-slate-900 dark:to-gray-900',
+    iconBg: 'bg-slate-300 dark:bg-slate-700',
+    iconColor: 'text-slate-600 dark:text-slate-400',
+  },
+  llm: {
+    headerBg:
+      'bg-gradient-to-r from-violet-50 to-purple-50 dark:from-violet-950 dark:to-purple-950',
+    iconBg: 'bg-violet-200 dark:bg-violet-800',
+    iconColor: 'text-violet-600 dark:text-violet-400',
+  },
+  intent: {
+    headerBg:
+      'bg-gradient-to-r from-fuchsia-50 to-pink-50 dark:from-fuchsia-950 dark:to-pink-950',
+    iconBg: 'bg-fuchsia-200 dark:bg-fuchsia-800',
+    iconColor: 'text-fuchsia-600 dark:text-fuchsia-400',
+  },
+  code: {
+    headerBg:
+      'bg-gradient-to-r from-orange-50 to-amber-50 dark:from-orange-950 dark:to-amber-950',
+    iconBg: 'bg-orange-200 dark:bg-orange-800',
+    iconColor: 'text-orange-600 dark:text-orange-400',
+  },
+  template: {
+    headerBg:
+      'bg-gradient-to-r from-teal-50 to-emerald-50 dark:from-teal-950 dark:to-emerald-950',
+    iconBg: 'bg-teal-200 dark:bg-teal-800',
+    iconColor: 'text-teal-600 dark:text-teal-400',
+  },
+  http: {
+    headerBg:
+      'bg-gradient-to-r from-blue-50 to-indigo-50 dark:from-blue-950 dark:to-indigo-950',
+    iconBg: 'bg-blue-200 dark:bg-blue-800',
+    iconColor: 'text-blue-600 dark:text-blue-400',
+  },
+  question: {
+    headerBg:
+      'bg-gradient-to-r from-sky-50 to-blue-50 dark:from-sky-950 dark:to-blue-950',
+    iconBg: 'bg-sky-200 dark:bg-sky-800',
+    iconColor: 'text-sky-600 dark:text-sky-400',
+  },
+  choice: {
+    headerBg:
+      'bg-gradient-to-r from-lime-50 to-green-50 dark:from-lime-950 dark:to-green-950',
+    iconBg: 'bg-lime-200 dark:bg-lime-800',
+    iconColor: 'text-lime-600 dark:text-lime-400',
+  },
+  message: {
+    headerBg:
+      'bg-gradient-to-r from-pink-50 to-rose-50 dark:from-pink-950 dark:to-rose-950',
+    iconBg: 'bg-pink-200 dark:bg-pink-800',
+    iconColor: 'text-pink-600 dark:text-pink-400',
+  },
+  confirm: {
+    headerBg:
+      'bg-gradient-to-r from-orange-50 to-red-50 dark:from-orange-950 dark:to-red-950',
+    iconBg: 'bg-orange-200 dark:bg-orange-800',
+    iconColor: 'text-orange-600 dark:text-orange-400',
+  },
+  loop: {
+    headerBg:
+      'bg-gradient-to-r from-blue-50 to-cyan-50 dark:from-blue-950 dark:to-cyan-950',
+    iconBg: 'bg-blue-200 dark:bg-blue-800',
+    iconColor: 'text-blue-600 dark:text-blue-400',
+  },
+  subflow: {
+    headerBg:
+      'bg-gradient-to-r from-indigo-50 to-purple-50 dark:from-indigo-950 dark:to-purple-950',
+    iconBg: 'bg-indigo-200 dark:bg-indigo-800',
+    iconColor: 'text-indigo-600 dark:text-indigo-400',
+  },
+  knowledge_retrieval: {
+    headerBg:
+      'bg-gradient-to-r from-teal-50 to-cyan-50 dark:from-teal-950 dark:to-cyan-950',
+    iconBg: 'bg-teal-200 dark:bg-teal-800',
+    iconColor: 'text-teal-600 dark:text-teal-400',
+  },
+};
+
+const defaultNodeColorConfig: NodeColorConfig = {
+  headerBg: 'bg-gradient-to-r from-card to-muted',
+  iconBg: 'bg-card border border-border',
+  iconColor: 'text-primary',
+};
 
 const handleClick = () => {
   const rect = addButtonRef.value?.getBoundingClientRect();
@@ -43,190 +156,13 @@ const handleClick = () => {
   }
 };
 
-// 节点类型配色 - 支持 dark 模式，使用 Tailwind dark: 前缀
-const nodeColorConfig = computed(() => {
-  const configs: Record<
-    string,
-    { headerBg: string; iconBg: string; iconColor: string }
-  > = {
-    // 流程控制
-    start: {
-      headerBg:
-        'bg-gradient-to-r from-emerald-50 to-green-50 dark:from-emerald-950 dark:to-green-950',
-      iconBg: 'bg-emerald-200 dark:bg-emerald-800',
-      iconColor: 'text-emerald-600 dark:text-emerald-400',
-    },
-    end: {
-      headerBg:
-        'bg-gradient-to-r from-rose-50 to-red-50 dark:from-rose-950 dark:to-red-950',
-      iconBg: 'bg-rose-200 dark:bg-rose-800',
-      iconColor: 'text-rose-600 dark:text-rose-400',
-    },
-    condition: {
-      headerBg:
-        'bg-gradient-to-r from-amber-50 to-yellow-50 dark:from-amber-950 dark:to-yellow-950',
-      iconBg: 'bg-amber-200 dark:bg-amber-800',
-      iconColor: 'text-amber-600 dark:text-amber-400',
-    },
-    parallel: {
-      headerBg:
-        'bg-gradient-to-r from-cyan-50 to-sky-50 dark:from-cyan-950 dark:to-sky-950',
-      iconBg: 'bg-cyan-200 dark:bg-cyan-800',
-      iconColor: 'text-cyan-600 dark:text-cyan-400',
-    },
-    merge: {
-      headerBg:
-        'bg-gradient-to-r from-slate-50 to-gray-100 dark:from-slate-900 dark:to-gray-900',
-      iconBg: 'bg-slate-300 dark:bg-slate-700',
-      iconColor: 'text-slate-600 dark:text-slate-400',
-    },
-
-    // AI 相关
-    llm: {
-      headerBg:
-        'bg-gradient-to-r from-violet-50 to-purple-50 dark:from-violet-950 dark:to-purple-950',
-      iconBg: 'bg-violet-200 dark:bg-violet-800',
-      iconColor: 'text-violet-600 dark:text-violet-400',
-    },
-    intent: {
-      headerBg:
-        'bg-gradient-to-r from-fuchsia-50 to-pink-50 dark:from-fuchsia-950 dark:to-pink-950',
-      iconBg: 'bg-fuchsia-200 dark:bg-fuchsia-800',
-      iconColor: 'text-fuchsia-600 dark:text-fuchsia-400',
-    },
-
-    // 代码和模板
-    code: {
-      headerBg:
-        'bg-gradient-to-r from-orange-50 to-amber-50 dark:from-orange-950 dark:to-amber-950',
-      iconBg: 'bg-orange-200 dark:bg-orange-800',
-      iconColor: 'text-orange-600 dark:text-orange-400',
-    },
-    template: {
-      headerBg:
-        'bg-gradient-to-r from-teal-50 to-emerald-50 dark:from-teal-950 dark:to-emerald-950',
-      iconBg: 'bg-teal-200 dark:bg-teal-800',
-      iconColor: 'text-teal-600 dark:text-teal-400',
-    },
-
-    // HTTP
-    http: {
-      headerBg:
-        'bg-gradient-to-r from-blue-50 to-indigo-50 dark:from-blue-950 dark:to-indigo-950',
-      iconBg: 'bg-blue-200 dark:bg-blue-800',
-      iconColor: 'text-blue-600 dark:text-blue-400',
-    },
-
-    // 数据库
-    db_query: {
-      headerBg:
-        'bg-gradient-to-r from-indigo-50 to-blue-50 dark:from-indigo-950 dark:to-blue-950',
-      iconBg: 'bg-indigo-200 dark:bg-indigo-800',
-      iconColor: 'text-indigo-600 dark:text-indigo-400',
-    },
-    db_insert: {
-      headerBg:
-        'bg-gradient-to-r from-green-50 to-emerald-50 dark:from-green-950 dark:to-emerald-950',
-      iconBg: 'bg-green-200 dark:bg-green-800',
-      iconColor: 'text-green-600 dark:text-green-400',
-    },
-    db_update: {
-      headerBg:
-        'bg-gradient-to-r from-yellow-50 to-amber-50 dark:from-yellow-950 dark:to-amber-950',
-      iconBg: 'bg-yellow-200 dark:bg-yellow-800',
-      iconColor: 'text-yellow-600 dark:text-yellow-400',
-    },
-    db_delete: {
-      headerBg:
-        'bg-gradient-to-r from-red-50 to-rose-50 dark:from-red-950 dark:to-rose-950',
-      iconBg: 'bg-red-200 dark:bg-red-800',
-      iconColor: 'text-red-600 dark:text-red-400',
-    },
-    db_sql: {
-      headerBg:
-        'bg-gradient-to-r from-purple-50 to-violet-50 dark:from-purple-950 dark:to-violet-950',
-      iconBg: 'bg-purple-200 dark:bg-purple-800',
-      iconColor: 'text-purple-600 dark:text-purple-400',
-    },
-
-    // Text-to-SQL
-    text_to_sql: {
-      headerBg:
-        'bg-gradient-to-r from-cyan-50 to-teal-50 dark:from-cyan-950 dark:to-teal-950',
-      iconBg: 'bg-cyan-200 dark:bg-cyan-800',
-      iconColor: 'text-cyan-600 dark:text-cyan-400',
-    },
-
-    // 对话流
-    question: {
-      headerBg:
-        'bg-gradient-to-r from-sky-50 to-blue-50 dark:from-sky-950 dark:to-blue-950',
-      iconBg: 'bg-sky-200 dark:bg-sky-800',
-      iconColor: 'text-sky-600 dark:text-sky-400',
-    },
-    choice: {
-      headerBg:
-        'bg-gradient-to-r from-lime-50 to-green-50 dark:from-lime-950 dark:to-green-950',
-      iconBg: 'bg-lime-200 dark:bg-lime-800',
-      iconColor: 'text-lime-600 dark:text-lime-400',
-    },
-    message: {
-      headerBg:
-        'bg-gradient-to-r from-pink-50 to-rose-50 dark:from-pink-950 dark:to-rose-950',
-      iconBg: 'bg-pink-200 dark:bg-pink-800',
-      iconColor: 'text-pink-600 dark:text-pink-400',
-    },
-    confirm: {
-      headerBg:
-        'bg-gradient-to-r from-orange-50 to-red-50 dark:from-orange-950 dark:to-red-950',
-      iconBg: 'bg-orange-200 dark:bg-orange-800',
-      iconColor: 'text-orange-600 dark:text-orange-400',
-    },
-
-    // Snowflake
-    snowflake_cortex_llm: {
-      headerBg:
-        'bg-gradient-to-r from-cyan-50 to-blue-50 dark:from-cyan-950 dark:to-blue-950',
-      iconBg: 'bg-cyan-200 dark:bg-cyan-800',
-      iconColor: 'text-cyan-600 dark:text-cyan-400',
-    },
-    snowflake_cortex_analyst: {
-      headerBg:
-        'bg-gradient-to-r from-blue-50 to-cyan-50 dark:from-blue-950 dark:to-cyan-950',
-      iconBg: 'bg-blue-200 dark:bg-blue-800',
-      iconColor: 'text-blue-600 dark:text-blue-400',
-    },
-
-    // 子流程
-    subflow: {
-      headerBg:
-        'bg-gradient-to-r from-indigo-50 to-purple-50 dark:from-indigo-950 dark:to-purple-950',
-      iconBg: 'bg-indigo-200 dark:bg-indigo-800',
-      iconColor: 'text-indigo-600 dark:text-indigo-400',
-    },
-
-    // 知识库
-    knowledge_retrieval: {
-      headerBg:
-        'bg-gradient-to-r from-teal-50 to-cyan-50 dark:from-teal-950 dark:to-cyan-950',
-      iconBg: 'bg-teal-200 dark:bg-teal-800',
-      iconColor: 'text-teal-600 dark:text-teal-400',
-    },
-  };
-
-  return (
-    configs[props.nodeType || ''] || {
-      headerBg: 'bg-gradient-to-r from-card to-muted',
-      iconBg: 'bg-card border border-border',
-      iconColor: 'text-primary',
-    }
-  );
-});
+const nodeColorConfig = computed(
+  () => nodeColorConfigs[props.nodeType || ''] || defaultNodeColorConfig,
+);
 </script>
 
 <template>
   <div class="flex flex-col">
-    <!-- 节点主体 -->
     <div
       class="bg-card group relative w-[280px] max-w-[280px] rounded-xl border shadow-sm transition-all duration-200 hover:shadow-md"
       :class="[
@@ -243,7 +179,6 @@ const nodeColorConfig = computed(() => {
         !selected && !executionStatus?.status ? 'border-border' : '',
       ]"
     >
-      <!-- Status Badge (Absolute Top Right) -->
       <div
         v-if="executionStatus"
         class="absolute -top-3 right-4 z-20 flex items-center gap-1 rounded-full border px-2 py-0.5 text-[10px] shadow-sm"
@@ -280,10 +215,11 @@ const nodeColorConfig = computed(() => {
         />
 
         <span v-if="executionStatus.status === 'running'">Running...</span>
-        <span v-else-if="executionStatus.elapsed_time !== undefined">{{ executionStatus.elapsed_time }}ms</span>
+        <span v-else-if="executionStatus.elapsed_time !== undefined">
+          {{ executionStatus.elapsed_time }}ms
+        </span>
       </div>
 
-      <!-- Header -->
       <div
         class="border-border/50 flex items-center gap-3 rounded-t-xl border-b px-4 py-3"
         :class="nodeColorConfig.headerBg"
@@ -302,7 +238,6 @@ const nodeColorConfig = computed(() => {
             <slot name="desc"></slot>
           </div>
         </div>
-        <!-- Token Usage -->
         <div
           v-if="executionStatus?.tokens_used"
           class="text-muted-foreground bg-muted border-border flex items-center rounded border px-1.5 py-0.5 text-[10px]"
@@ -314,40 +249,34 @@ const nodeColorConfig = computed(() => {
         </div>
       </div>
 
-      <!-- Body -->
       <div class="text-muted-foreground min-w-0 space-y-2 overflow-hidden p-4 text-xs">
         <slot></slot>
       </div>
 
-      <!-- Input Handles (Left) -->
       <div v-if="inputs && inputs.length > 0">
         <Handle
           v-for="(input, index) in inputs"
-          :key="input.id"
-          type="target"
-          :position="Position.Left"
           :id="input.id"
+          :key="input.id"
           class="!bg-primary !z-20 !h-3 !w-3 !border-2 !border-white transition-transform hover:scale-125"
+          :position="Position.Left"
           :style="{ top: `${((index + 1) * 100) / (inputs.length + 1)}%` }"
+          type="target"
         />
       </div>
-      <!-- Default single input if not specified but needed logic can be handled in parent -->
 
-      <!-- Output Handles (Right) -->
       <div v-if="outputs && outputs.length > 0">
         <Handle
           v-for="(output, index) in outputs"
-          :key="output.id"
-          type="source"
-          :position="Position.Right"
           :id="output.id"
+          :key="output.id"
           class="!bg-primary !z-20 !h-3 !w-3 !border-2 !border-white transition-transform hover:scale-125"
+          :position="Position.Right"
           :style="{ top: `${((index + 1) * 100) / (outputs.length + 1)}%` }"
+          type="source"
         />
       </div>
 
-      <!-- 悬停时显示的添加按钮 - 放在节点更右侧，不覆盖 Handle -->
-      <!-- 分支类型节点（condition/intent/parallel/choice）不显示通用添加按钮，需要从具体分支 Handle 拖线 -->
       <div
         v-if="
           nodeType !== 'end' &&
@@ -357,25 +286,23 @@ const nodeColorConfig = computed(() => {
         "
         ref="addButtonRef"
         class="bg-primary hover:bg-primary/90 absolute -right-8 top-1/2 flex size-6 -translate-y-1/2 cursor-pointer items-center justify-center rounded-full text-white opacity-0 shadow-md transition-opacity hover:scale-110 group-hover:opacity-100"
-        title="{{ $t('ai-platform.workflow.nodes.common.addNextNode') }}"
+        :title="$t('ai-platform.workflow.nodes.common.addNextNode')"
         @click.stop="handleClick"
       >
         <Plus class="pointer-events-none size-3.5" />
       </div>
     </div>
 
-    <!-- 节点下方的执行结果卡片（独立显示，不在节点内部） -->
     <NodeResultCard
       v-if="executionResult"
-      :result="executionResult"
       :node-type="nodeType"
+      :result="executionResult"
       class="mt-3"
     />
   </div>
 </template>
 
 <style scoped>
-/* 自定义 Handle 样式 */
 :deep(.vue-flow__handle) {
   z-index: 20;
   width: 10px;
@@ -383,7 +310,6 @@ const nodeColorConfig = computed(() => {
   background: hsl(var(--primary));
 }
 
-/* 运行中边框呼吸动画 */
 @keyframes pulse-border {
   0%,
   100% {