diff --git a/frontend/components/analysis/AnalysisForm.tsx b/frontend/components/analysis/AnalysisForm.tsx
index ccff22a7..b878bf4d 100644
--- a/frontend/components/analysis/AnalysisForm.tsx
+++ b/frontend/components/analysis/AnalysisForm.tsx
@@ -161,26 +161,26 @@ export function AnalysisForm({ onSubmit, loading = false }: AnalysisFormProps) {
                 />
               </div>
 
-              {/* 研究深度 */}
+              {/* 研究深度 - 放大顯示 */}
               <FormField
                 control={form.control}
                 name="research_depth"
                 render={({ field }) => (
                   <FormItem className="md:col-span-2">
-                    <FormLabel>研究深度</FormLabel>
+                    <FormLabel className="text-lg font-semibold">研究深度</FormLabel>
                     <Select
                       onValueChange={(value) => field.onChange(parseInt(value))}
                       defaultValue={field.value.toString()}
                     >
                       <FormControl>
-                        <SelectTrigger>
+                        <SelectTrigger className="h-12 text-base">
                           <SelectValue placeholder="選擇研究深度" />
                         </SelectTrigger>
                       </FormControl>
                       <SelectContent>
-                        <SelectItem value="1">淺層 - 快速研究，較少的譯論和策略討論</SelectItem>
-                        <SelectItem value="3">中等 - 中等程度，適度的譯論和策略討論</SelectItem>
-                        <SelectItem value="5">深層 - 全面研究，深入的譯論和策略討論</SelectItem>
+                        <SelectItem value="1">淺層 - 快速研究，較少的辯論和策略討論</SelectItem>
+                        <SelectItem value="3">中等 - 中等程度，適度的辯論和策略討論</SelectItem>
+                        <SelectItem value="5">深層 - 全面研究，深入的辯論和策略討論</SelectItem>
                       </SelectContent>
                     </Select>
                     <FormDescription>
@@ -225,31 +225,31 @@ export function AnalysisForm({ onSubmit, loading = false }: AnalysisFormProps) {
                 )}
               />
 
+              {/* 快速思維模型 */}
               <FormField
                 control={form.control}
-                name="research_depth"
+                name="shallow_thinking_agent"
                 render={({ field }) => (
                   <FormItem>
-                    <FormLabel>研究深度</FormLabel>
-                    <Select
-                      onValueChange={(value) => field.onChange(parseInt(value))}
-                      defaultValue={field.value.toString()}
-                    >
+                    <FormLabel>快速思維模型</FormLabel>
+                    <Select onValueChange={field.onChange} defaultValue={field.value}>
                       <FormControl>
                         <SelectTrigger>
-                          <SelectValue placeholder="選擇深度" />
+                          <SelectValue placeholder="選擇模型" />
                         </SelectTrigger>
                       </FormControl>
                       <SelectContent>
-                        <SelectItem value="1">1 - 快速</SelectItem>
-                        <SelectItem value="2">2 - 標準</SelectItem>
-                        <SelectItem value="3">3 - 詳盡</SelectItem>
-                        <SelectItem value="4">4 - 深入</SelectItem>
-                        <SelectItem value="5">5 - 全面</SelectItem>
+                        <SelectItem value="gpt-5.1-2025-11-13">GPT-5.1</SelectItem>
+                        <SelectItem value="gpt-5-mini-2025-08-07">GPT-5 Mini</SelectItem>
+                        <SelectItem value="gpt-5-nano-2025-08-07">GPT-5 Nano</SelectItem>
+                        <SelectItem value="gpt-4.1-mini">GPT-4.1 Mini</SelectItem>
+                        <SelectItem value="gpt-4.1-nano">GPT-4.1 Nano</SelectItem>
+                        <SelectItem value="gpt-4o">GPT-4o</SelectItem>
+                        <SelectItem value="gpt-4o-mini">GPT-4o Mini</SelectItem>
                       </SelectContent>
                     </Select>
                     <FormDescription>
-                      深度越高 = 辯論回合越多
+                      用於快速回應的模型
                     </FormDescription>
                     <FormMessage />
                   </FormItem>
@@ -287,36 +287,7 @@ export function AnalysisForm({ onSubmit, loading = false }: AnalysisFormProps) {
                 )}
               />
               
-              {/* 快速思維模型 */}
-              <FormField
-                control={form.control}
-                name="shallow_thinking_agent"
-                render={({ field }) => (
-                  <FormItem>
-                    <FormLabel>快速思維模型</FormLabel>
-                    <Select onValueChange={field.onChange} defaultValue={field.value}>
-                      <FormControl>
-                        <SelectTrigger>
-                          <SelectValue placeholder="選擇模型" />
-                        </SelectTrigger>
-                      </FormControl>
-                      <SelectContent>
-                        <SelectItem value="gpt-5.1-2025-11-13">GPT-5.1</SelectItem>
-                        <SelectItem value="gpt-5-mini-2025-08-07">GPT-5 Mini</SelectItem>
-                        <SelectItem value="gpt-5-nano-2025-08-07">GPT-5 Nano</SelectItem>
-                        <SelectItem value="gpt-4.1-mini">GPT-4.1 Mini</SelectItem>
-                        <SelectItem value="gpt-4.1-nano">GPT-4.1 Nano</SelectItem>
-                        <SelectItem value="gpt-4o">GPT-4o</SelectItem>
-                        <SelectItem value="gpt-4o-mini">GPT-4o Mini</SelectItem>
-                      </SelectContent>
-                    </Select>
-                    <FormDescription>
-                      用於快速回應的模型
-                    </FormDescription>
-                    <FormMessage />
-                  </FormItem>
-                )}
-              />
+
             </div>
 
             {/* API Configuration Section */}