refactor(settings): simplify settings page layout and auto-save

Reorganize settings page structure and integrate autoSaveSettings.
- Move save button inline within Advanced tab content
- Remove sticky footer for cleaner layout
- Use autoSaveSettings for General tab settings
- Simplify dialog close behavior
- Refactor ImportExportSection layout

src/components/settings/ImportExportSection.tsx

@@ -54,86 +54,63 @@ export function ImportExportSection({
       </header>
 
       <div className="space-y-4 rounded-xl glass-card p-6 border border-white/10">
-        {/* Export Section */}
-        <div className="space-y-3">
-          <div className="flex items-center gap-2 text-sm font-medium text-muted-foreground">
-            <Save className="h-4 w-4" />
-            <span>导出配置</span>
-          </div>
-          <Button
-            type="button"
-            className="w-full bg-primary/90 hover:bg-primary text-primary-foreground shadow-lg shadow-primary/20"
-            onClick={onExport}
-          >
-            <Save className="mr-2 h-4 w-4" />
-            {t("settings.exportConfig")}
-          </Button>
-        </div>
-
-        {/* Divider */}
-        <div className="border-t border-white/10" />
-
-        {/* Import Section */}
-        <div className="space-y-3">
-          <div className="flex items-center gap-2 text-sm font-medium text-muted-foreground">
-            <FolderOpen className="h-4 w-4" />
-            <span>导入配置</span>
-          </div>
-
-          <div className="flex flex-wrap items-center gap-2">
+        {/* Import and Export Buttons Side by Side */}
+        <div className="grid grid-cols-2 gap-4 items-stretch">
+          {/* Import Button */}
+          <div className="relative">
             <Button
               type="button"
-              variant="outline"
-              className="flex-1 min-w-[180px] hover:bg-black/5 dark:hover:bg-white/5 border-white/10"
-              onClick={onSelectFile}
+              className={`w-full h-auto py-3 px-4 bg-blue-500 hover:bg-blue-600 dark:bg-blue-600 dark:hover:bg-blue-700 text-white ${selectedFile && !isImporting ? "flex-col items-start" : "items-center"}`}
+              onClick={!selectedFile ? onSelectFile : onImport}
+              disabled={isImporting}
             >
-              <FolderOpen className="mr-2 h-4 w-4" />
-              {t("settings.selectConfigFile")}
-            </Button>
-            <Button
-              type="button"
-              disabled={!selectedFile || isImporting}
-              className="bg-primary hover:bg-primary/90"
-              onClick={onImport}
-            >
-              {isImporting ? (
-                <span className="inline-flex items-center gap-2">
-                  <Loader2 className="h-4 w-4 animate-spin" />
-                  {t("settings.importing")}
+              <div className="flex items-center gap-2 w-full justify-center">
+                {isImporting ? (
+                  <Loader2 className="h-4 w-4 animate-spin flex-shrink-0" />
+                ) : selectedFile ? (
+                  <CheckCircle2 className="h-4 w-4 flex-shrink-0" />
+                ) : (
+                  <FolderOpen className="h-4 w-4 flex-shrink-0" />
+                )}
+                <span className="font-medium">
+                  {isImporting
+                    ? t("settings.importing")
+                    : selectedFile
+                      ? t("settings.import")
+                      : t("settings.selectConfigFile")}
                 </span>
-              ) : (
-                <>
-                  <CheckCircle2 className="mr-2 h-4 w-4" />
-                  {t("settings.import")}
-                </>
+              </div>
+              {selectedFile && !isImporting && (
+                <div className="mt-2 w-full text-left">
+                  <p className="text-xs font-mono text-white/80 truncate">
+                    📄 {selectedFileName}
+                  </p>
+                </div>
               )}
             </Button>
-            {selectedFile ? (
-              <Button
+            {selectedFile && (
+              <button
                 type="button"
-                variant="ghost"
                 onClick={onClear}
-                className="hover:bg-black/5 dark:hover:bg-white/5"
+                className="absolute -top-2 -right-2 h-6 w-6 rounded-full bg-red-500 hover:bg-red-600 text-white flex items-center justify-center shadow-lg transition-colors z-10"
+                aria-label="Clear selection"
               >
-                <XCircle className="mr-2 h-4 w-4" />
-                {t("common.clear")}
-              </Button>
-            ) : null}
+                <XCircle className="h-4 w-4" />
+              </button>
+            )}
           </div>
 
-          {selectedFile ? (
-            <div className="glass rounded-lg border border-white/10 p-3">
-              <p className="text-xs font-mono text-foreground/80 truncate">
-                📄 {selectedFileName}
-              </p>
-            </div>
-          ) : (
-            <div className="glass rounded-lg border border-white/10 p-3">
-              <p className="text-xs text-muted-foreground italic">
-                {t("settings.noFileSelected")}
-              </p>
-            </div>
-          )}
+          {/* Export Button */}
+          <div>
+            <Button
+              type="button"
+              className="w-full h-full py-3 px-4 bg-blue-500 hover:bg-blue-600 dark:bg-blue-600 dark:hover:bg-blue-700 text-white items-center"
+              onClick={onExport}
+            >
+              <Save className="mr-2 h-4 w-4" />
+              {t("settings.exportConfig")}
+            </Button>
+          </div>
         </div>
 
         <ImportStatusMessage

src/components/settings/SettingsPage.tsx

@@ -49,7 +49,7 @@ export function SettingsPage({
     resetDirectory,
     resetAppConfigDir,
     saveSettings,
-    resetSettings,
+    autoSaveSettings,
     requiresRestart,
     acknowledgeRestart,
   } = useSettings();
@@ -83,21 +83,6 @@ export function SettingsPage({
     }
   }, [requiresRestart]);
 
-  const closeDialog = useCallback(() => {
-    // 取消/直接关闭：恢复到初始设置（包括语言回滚）
-    resetSettings();
-    acknowledgeRestart();
-    clearSelection();
-    resetStatus();
-    onOpenChange(false);
-  }, [
-    acknowledgeRestart,
-    clearSelection,
-    onOpenChange,
-    resetSettings,
-    resetStatus,
-  ]);
-
   const closeAfterSave = useCallback(() => {
     // 保存成功后关闭：不再重置语言，避免需要“保存两次”才生效
     acknowledgeRestart();
@@ -118,7 +103,7 @@ export function SettingsPage({
     } catch (error) {
       console.error("[SettingsPage] Failed to save settings", error);
     }
-  }, [closeDialog, saveSettings]);
+  }, [closeAfterSave, saveSettings]);
 
   const handleRestartLater = useCallback(() => {
     setShowRestartPrompt(false);
@@ -144,15 +129,13 @@ export function SettingsPage({
   }, [closeAfterSave, t]);
 
   // 通用设置即时保存（无需手动点击）
+  // 使用 autoSaveSettings 避免误触发系统 API（开机自启、Claude 插件等）
   const handleAutoSave = useCallback(
     async (updates: Partial<SettingsFormState>) => {
       if (!settings) return;
       updateSettings(updates);
       try {
-        const result = await saveSettings(updates, { silent: true });
-        if (result?.requiresRestart) {
-          setShowRestartPrompt(true);
-        }
+        await autoSaveSettings(updates);
       } catch (error) {
         console.error("[SettingsPage] Failed to autosave settings", error);
         toast.error(
@@ -162,7 +145,7 @@ export function SettingsPage({
         );
       }
     },
-    [saveSettings, settings, t, updateSettings],
+    [autoSaveSettings, settings, t, updateSettings],
   );
 
   const isBusy = useMemo(() => isLoading && !settings, [isLoading, settings]);
@@ -206,7 +189,7 @@ export function SettingsPage({
               ) : null}
             </TabsContent>
 
-            <TabsContent value="advanced" className="space-y-6 mt-0">
+            <TabsContent value="advanced" className="space-y-6 mt-0 pb-6">
               {settings ? (
                 <>
                   <DirectorySettings
@@ -233,6 +216,25 @@ export function SettingsPage({
                     onExport={exportConfig}
                     onClear={clearSelection}
                   />
+                  <div className="pt-6 border-t border-gray-200 dark:border-white/10">
+                    <Button
+                      onClick={handleSave}
+                      className="w-full"
+                      disabled={isSaving}
+                    >
+                      {isSaving ? (
+                        <span className="inline-flex items-center gap-2">
+                          <Loader2 className="h-4 w-4 animate-spin" />
+                          {t("settings.saving")}
+                        </span>
+                      ) : (
+                        <>
+                          <Save className="mr-2 h-4 w-4" />
+                          {t("common.save")}
+                        </>
+                      )}
+                    </Button>
+                  </div>
                 </>
               ) : null}
             </TabsContent>
@@ -241,28 +243,6 @@ export function SettingsPage({
               <AboutSection isPortable={isPortable} />
             </TabsContent>
           </div>
-
-          {activeTab === "advanced" ? (
-            <div className="flex-shrink-0 pt-6 border-t border-white/5 sticky bottom-0 bg-background/95 backdrop-blur-sm">
-              <Button
-                onClick={handleSave}
-                className="w-full bg-primary hover:bg-primary/90"
-                disabled={isSaving}
-              >
-                {isSaving ? (
-                  <span className="inline-flex items-center gap-2">
-                    <Loader2 className="h-4 w-4 animate-spin" />
-                    {t("settings.saving")}
-                  </span>
-                ) : (
-                  <>
-                    <Save className="mr-2 h-4 w-4" />
-                    {t("common.save")}
-                  </>
-                )}
-              </Button>
-            </div>
-          ) : null}
         </Tabs>
       )}