diff --git a/web/app/components/plugins/plugin-detail-panel/tool-selector/reasoning-config-form.tsx b/web/app/components/plugins/plugin-detail-panel/tool-selector/reasoning-config-form.tsx
index 0d137502f4..750a8cfff6 100644
--- a/web/app/components/plugins/plugin-detail-panel/tool-selector/reasoning-config-form.tsx
+++ b/web/app/components/plugins/plugin-detail-panel/tool-selector/reasoning-config-form.tsx
@@ -183,7 +183,7 @@ const ReasoningConfigForm: React.FC<Props> = ({
           <>
             {isString && (
               <Input
-                className={cn(inputsIsFocus[variable] ? 'border-gray-300 bg-gray-50 shadow-xs' : 'border-gray-100 bg-gray-100', 'rounded-lg border px-3 py-[6px]')}
+                className={cn(inputsIsFocus[variable] ? 'border-components-input-border-active bg-components-input-bg-active shadow-xs' : 'border-components-input-border-hover bg-components-input-bg-normal', 'rounded-lg border px-3 py-[6px]')}
                 value={varInput?.value as string || ''}
                 onChange={handleMixedTypeChange(variable)}
                 nodesOutputVars={nodeOutputVars}
diff --git a/web/app/components/workflow/nodes/tool/components/input-var-list.tsx b/web/app/components/workflow/nodes/tool/components/input-var-list.tsx
index dc25184f5a..1a609c58f5 100644
--- a/web/app/components/workflow/nodes/tool/components/input-var-list.tsx
+++ b/web/app/components/workflow/nodes/tool/components/input-var-list.tsx
@@ -179,7 +179,7 @@ const InputVarList: FC<Props> = ({
               </div>
               {isString && (
                 <Input
-                  className={cn(inputsIsFocus[variable] ? 'border-gray-300 bg-gray-50 shadow-xs' : 'border-gray-100 bg-gray-100', 'rounded-lg border px-3 py-[6px]')}
+                  className={cn(inputsIsFocus[variable] ? 'border-components-input-border-active bg-components-input-bg-active shadow-xs' : 'border-components-input-border-hover bg-components-input-bg-normal', 'rounded-lg border px-3 py-[6px]')}
                   value={varInput?.value as string || ''}
                   onChange={handleMixedTypeChange(variable)}
                   readOnly={readOnly}