feat: Implement a dedicated mobile workbench with tabbed navigation and enhance overall workbench responsiveness

src/app/app/workbench/[id]/page.tsx

@@ -7,6 +7,7 @@ import { EditorHeader } from "@/components/editor/EditorHeader";
 import { SidePanel } from "@/components/editor/SidePanel";
 import { EditPanel } from "@/components/editor/EditPanel";
 import PreviewPanel from "@/components/preview";
+import { MobileWorkbench } from "@/components/mobile/MobileWorkbench";
 import {
   ResizableHandle,
   ResizablePanel,
@@ -178,6 +179,25 @@ export default function Home() {
     setPanelSizes(sizes);
   };
 
+  useEffect(() => {
+    // 初始化检查屏幕宽度
+    if (window.innerWidth < 1920) {
+      setSidePanelCollapsed(true);
+    }
+    
+    // 监听 resize
+    const handleResize = () => {
+      if (window.innerWidth < 1920) {
+        setSidePanelCollapsed(true);
+      } else {
+        setSidePanelCollapsed(false);
+      }
+    };
+    
+    window.addEventListener('resize', handleResize);
+    return () => window.removeEventListener('resize', handleResize);
+  }, []);
+
   useEffect(() => {
     let newSizes = [];
 
@@ -189,7 +209,7 @@ export default function Home() {
       newSizes.push(0);
     } else {
       if (sidePanelCollapsed) {
-        newSizes.push(50);
+        newSizes.push(36);
       } else {
         if (previewPanelCollapsed) {
           newSizes.push(80);
@@ -209,7 +229,12 @@ export default function Home() {
         if (editPanelCollapsed) {
           newSizes.push(80);
         } else {
-          newSizes.push(48);
+          // 如果侧边栏收起且编辑区展开，预览区占64，编辑区占36
+          if (sidePanelCollapsed) {
+             newSizes.push(64);
+          } else {
+             newSizes.push(48);
+          }
         }
       }
     }
@@ -256,7 +281,6 @@ export default function Home() {
                 id="side-panel"
                 order={1}
                 defaultSize={panelSizes?.[0]}
-                minSize={20}
                 className={cn(
                   "bg-background border-r border-border"
                 )}
@@ -275,7 +299,6 @@ export default function Home() {
               <ResizablePanel
                 id="edit-panel"
                 order={2}
-                minSize={32}
                 defaultSize={panelSizes?.[1]}
                 className={cn(
                   "bg-background border-r border-border"
@@ -295,7 +318,6 @@ export default function Home() {
               order={3}
               collapsible={false}
               defaultSize={panelSizes?.[2]}
-              minSize={48}
               className="bg-gray-100"
             >
               <div className="h-full overflow-y-auto">
@@ -314,15 +336,7 @@ export default function Home() {
 
       {/* 移动端布局 */}
       <div className="md:hidden h-[calc(100vh-64px)]">
-        <div className="h-full overflow-y-auto">
-          <PreviewPanel
-            sidePanelCollapsed={true}
-            editPanelCollapsed={true}
-            previewPanelCollapsed={false}
-            toggleSidePanel={toggleSidePanel}
-            toggleEditPanel={toggleEditPanel}
-          />
-        </div>
+        <MobileWorkbench />
       </div>
     </main>
   );

src/app/app/workbench/layout.tsx

@@ -30,7 +30,7 @@ export default async function LocaleLayout({ children }: Props) {
   return (
     <Document
       locale={locale}
-      bodyClassName="overflow-y-hidden w-full md:min-w-[1600px]"
+      bodyClassName="overflow-y-hidden w-full"
     >
       <NextIntlClientProvider messages={messages}>
         <Providers>{children}</Providers>

src/components/mobile/MobileWorkbench.tsx

@@ -0,0 +1,148 @@
+"use client";
+
+import { useState } from "react";
+import { motion, AnimatePresence } from "framer-motion";
+import { FileText, Palette, Eye } from "lucide-react";
+import { cn } from "@/lib/utils";
+import { useResumeStore } from "@/store/useResumeStore";
+import { EditPanel } from "@/components/editor/EditPanel";
+import { SidePanel } from "@/components/editor/SidePanel";
+import PreviewPanel from "@/components/preview";
+import { ScrollArea, ScrollBar } from "@/components/ui/scroll-area";
+
+type TabType = "content" | "style" | "preview";
+
+export function MobileWorkbench() {
+  const [activeTab, setActiveTab] = useState<TabType>("content");
+  const { activeResume, setActiveSection } = useResumeStore();
+  const { activeSection, menuSections } = activeResume || {};
+
+  // 渲染底部导航项
+  const renderNavItem = (tab: TabType, icon: React.ReactNode, label: string) => (
+    <button
+      onClick={() => setActiveTab(tab)}
+      className={cn(
+        "flex flex-col items-center justify-center py-2 px-4 flex-1 transition-colors",
+        activeTab === tab
+          ? "text-primary"
+          : "text-muted-foreground hover:text-primary/80"
+      )}
+    >
+      <div className={cn("mb-1", activeTab === tab && "scale-110 duration-200")}>
+        {icon}
+      </div>
+      <span className="text-[10px] font-medium">{label}</span>
+      {activeTab === tab && (
+        <motion.div
+          layoutId="mobile-nav-indicator"
+          className="absolute bottom-0 w-12 h-1 bg-primary rounded-t-full"
+        />
+      )}
+    </button>
+  );
+
+  return (
+    <div className="flex flex-col h-[calc(100vh-64px)] bg-background">
+      {/* 主要内容区域 */}
+      <div className="flex-1 overflow-hidden relative">
+        <AnimatePresence mode="wait">
+          {activeTab === "content" && (
+            <motion.div
+              key="content"
+              initial={{ opacity: 0, x: -20 }}
+              animate={{ opacity: 1, x: 0 }}
+              exit={{ opacity: 0, x: 20 }}
+              transition={{ duration: 0.2 }}
+              className="h-full flex flex-col"
+            >
+              {/* 顶部模块选择器 */}
+              <div className="border-b bg-background/95 backdrop-blur z-10">
+                <ScrollArea className="w-full whitespace-nowrap">
+                  <div className="flex p-2 space-x-2">
+                    {/* 基础信息 */}
+                    <button
+                      onClick={() => setActiveSection("basic")}
+                      className={cn(
+                        "inline-flex items-center px-3 py-1.5 rounded-full text-sm font-medium transition-colors border",
+                        activeSection === "basic"
+                          ? "bg-primary text-primary-foreground border-primary"
+                          : "bg-background text-muted-foreground border-border hover:bg-muted"
+                      )}
+                    >
+                      <span className="mr-1.5">👤</span>
+                      基本信息
+                    </button>
+                    
+                    {/* 其他模块 */}
+                    {menuSections
+                      ?.filter((s) => s.id !== "basic" && s.enabled)
+                      .map((section) => (
+                        <button
+                          key={section.id}
+                          onClick={() => setActiveSection(section.id)}
+                          className={cn(
+                            "inline-flex items-center px-3 py-1.5 rounded-full text-sm font-medium transition-colors border",
+                            activeSection === section.id
+                              ? "bg-primary text-primary-foreground border-primary"
+                              : "bg-background text-muted-foreground border-border hover:bg-muted"
+                          )}
+                        >
+                          <span className="mr-1.5">{section.icon}</span>
+                          {section.title}
+                        </button>
+                      ))}
+                  </div>
+                  <ScrollBar orientation="horizontal" className="invisible" />
+                </ScrollArea>
+              </div>
+              
+              {/* 编辑区域 */}
+              <div className="flex-1 overflow-hidden">
+                <EditPanel />
+              </div>
+            </motion.div>
+          )}
+
+          {activeTab === "style" && (
+            <motion.div
+              key="style"
+              initial={{ opacity: 0, x: -20 }}
+              animate={{ opacity: 1, x: 0 }}
+              exit={{ opacity: 0, x: 20 }}
+              transition={{ duration: 0.2 }}
+              className="h-full overflow-hidden"
+            >
+              <SidePanel />
+            </motion.div>
+          )}
+
+          {activeTab === "preview" && (
+            <motion.div
+              key="preview"
+              initial={{ opacity: 0, scale: 0.95 }}
+              animate={{ opacity: 1, scale: 1 }}
+              exit={{ opacity: 0, scale: 1.05 }}
+              transition={{ duration: 0.2 }}
+              className="h-full overflow-y-auto bg-gray-100"
+            >
+              <PreviewPanel
+                sidePanelCollapsed={true}
+                editPanelCollapsed={true}
+                previewPanelCollapsed={false}
+                toggleSidePanel={() => {}}
+                toggleEditPanel={() => {}}
+              />
+            </motion.div>
+          )}
+        </AnimatePresence>
+      </div>
+
+      {/* 底部导航栏 */}
+      <div className="h-16 border-t bg-background flex items-center justify-around relative shadow-[0_-1px_3px_rgba(0,0,0,0.05)] z-50">
+        {renderNavItem("content", <FileText className="w-5 h-5" />, "内容")}
+        {renderNavItem("style", <Palette className="w-5 h-5" />, "样式")}
+        {renderNavItem("preview", <Eye className="w-5 h-5" />, "预览")}
+      </div>
+    </div>
+  );
+}