diff --git a/components/home/lovart-home.tsx b/components/home/lovart-home.tsx
index bbe8b66a3..e77979f6d 100644
--- a/components/home/lovart-home.tsx
+++ b/components/home/lovart-home.tsx
@@ -38,6 +38,7 @@ import { toast } from "sonner";
 import { Button } from "@/components/ui/button";
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from "@/components/ui/dialog";
 import { HoverCard, HoverCardContent, HoverCardTrigger } from "@/components/ui/hover-card";
+import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@/components/ui/tooltip";
 import { ImageParamsBar, type ImageGenerationParams } from "@/components/image-params-bar";
 import { Input } from "@/components/ui/input";
 import { Select, SelectContent, SelectItem, SelectTrigger } from "@/components/ui/select";
@@ -1302,112 +1303,138 @@ export function LovartHome({
       </header>
 
       <aside className="fixed left-6 top-1/2 z-30 hidden -translate-y-1/2 flex-col items-center gap-2 lg:flex">
-        <button
-          type="button"
-          onClick={openNewCanvas}
-          className="flex h-[52px] w-[52px] items-center justify-center rounded-full border border-black/10 bg-white shadow"
-          title="新建项目"
-        >
-          <div className="flex h-8 w-8 items-center justify-center rounded-full bg-black text-white">
-            <Plus className="h-4 w-4" />
-          </div>
-        </button>
+        <TooltipProvider delayDuration={120}>
+          <Tooltip>
+            <TooltipTrigger asChild>
+              <button
+                type="button"
+                onClick={openNewCanvas}
+                className="flex h-[52px] w-[52px] items-center justify-center rounded-full border border-black/10 bg-white shadow"
+              >
+                <div className="flex h-8 w-8 items-center justify-center rounded-full bg-black text-white">
+                  <Plus className="h-4 w-4" />
+                </div>
+              </button>
+            </TooltipTrigger>
+            <TooltipContent side="right">新建项目</TooltipContent>
+          </Tooltip>
 
-        <div className="flex w-[56px] flex-col items-center gap-1 rounded-[28px] border border-black/10 bg-white px-1.5 py-2.5 shadow">
-          <button
-            type="button"
-            className="flex h-10 w-10 items-center justify-center rounded-full bg-black/5"
-            onClick={() => window.scrollTo({ top: 0, behavior: "smooth" })}
-            title="首页"
-          >
-            <Home className="h-[18px] w-[18px]" />
-          </button>
-          <button
-            type="button"
-            className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
-            onClick={openAllProjectsInPage}
-            title="项目列表"
-          >
-            <Folder className="h-[18px] w-[18px]" />
-          </button>
-          <button
-            type="button"
-            className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
-            onClick={() => toast.info("个人主页模块后续开放")}
-            title="个人主页"
-          >
-            <User className="h-[18px] w-[18px]" />
-          </button>
-          <button
-            type="button"
-            className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
-            onClick={() => toast.info("帮助中心后续开放")}
-            title="帮助中心"
-          >
-            <Info className="h-[18px] w-[18px]" />
-          </button>
-          {siteSettingsData?.tutorialEnabled ? (
-            <HoverCard openDelay={80} closeDelay={100}>
-              <HoverCardTrigger asChild>
+          <div className="flex w-[56px] flex-col items-center gap-1 rounded-[28px] border border-black/10 bg-white px-1.5 py-2.5 shadow">
+            <Tooltip>
+              <TooltipTrigger asChild>
+                <button
+                  type="button"
+                  className="flex h-10 w-10 items-center justify-center rounded-full bg-black/5"
+                  onClick={() => window.scrollTo({ top: 0, behavior: "smooth" })}
+                >
+                  <Home className="h-[18px] w-[18px]" />
+                </button>
+              </TooltipTrigger>
+              <TooltipContent side="right">首页</TooltipContent>
+            </Tooltip>
+            <Tooltip>
+              <TooltipTrigger asChild>
                 <button
                   type="button"
                   className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
-                  title="视频教程"
+                  onClick={openAllProjectsInPage}
                 >
-                  <PlayCircle className="h-[18px] w-[18px]" />
+                  <Folder className="h-[18px] w-[18px]" />
                 </button>
-              </HoverCardTrigger>
-              <HoverCardContent side="right" align="start" className="w-[300px] rounded-2xl p-2">
-                <div className="px-2 pb-1 pt-1 text-xs font-medium text-black/50">视频教程</div>
-                <div className="max-h-[380px] space-y-1 overflow-y-auto">
-                  {tutorialVideos.length > 0 ? (
-                    tutorialVideos.map((video) => (
-                      <button
-                        key={video.id}
-                        type="button"
-                        className="flex w-full items-center gap-2.5 rounded-xl p-2 text-left hover:bg-black/[0.04]"
-                        onClick={() => handleOpenTutorial(video)}
-                      >
-                        <div className="h-10 w-16 flex-shrink-0 overflow-hidden rounded-lg bg-black/[0.06]">
-                          {video.coverUrl ? (
-                            <img
-                              src={video.coverUrl}
-                              alt={video.title}
-                              className="h-full w-full object-cover"
-                            />
-                          ) : (
-                            <div className="flex h-full w-full items-center justify-center">
-                              <PlayCircle className="h-4 w-4 text-black/45" />
-                            </div>
-                          )}
-                        </div>
-                        <div className="min-w-0 flex-1">
-                          <div className="truncate text-[13px] font-medium text-black/85">
-                            {video.title}
+              </TooltipTrigger>
+              <TooltipContent side="right">项目列表</TooltipContent>
+            </Tooltip>
+            <Tooltip>
+              <TooltipTrigger asChild>
+                <button
+                  type="button"
+                  className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
+                  onClick={() => toast.info("个人主页模块后续开放")}
+                >
+                  <User className="h-[18px] w-[18px]" />
+                </button>
+              </TooltipTrigger>
+              <TooltipContent side="right">个人主页</TooltipContent>
+            </Tooltip>
+            <Tooltip>
+              <TooltipTrigger asChild>
+                <button
+                  type="button"
+                  className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
+                  onClick={() => toast.info("帮助中心后续开放")}
+                >
+                  <Info className="h-[18px] w-[18px]" />
+                </button>
+              </TooltipTrigger>
+              <TooltipContent side="right">帮助中心</TooltipContent>
+            </Tooltip>
+            {siteSettingsData?.tutorialEnabled ? (
+              <HoverCard openDelay={80} closeDelay={100}>
+                <HoverCardTrigger asChild>
+                  <button
+                    type="button"
+                    className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
+                    title="视频教程"
+                  >
+                    <PlayCircle className="h-[18px] w-[18px]" />
+                  </button>
+                </HoverCardTrigger>
+                <HoverCardContent side="right" align="start" className="w-[300px] rounded-2xl p-2">
+                  <div className="px-2 pb-1 pt-1 text-xs font-medium text-black/50">视频教程</div>
+                  <div className="max-h-[380px] space-y-1 overflow-y-auto">
+                    {tutorialVideos.length > 0 ? (
+                      tutorialVideos.map((video) => (
+                        <button
+                          key={video.id}
+                          type="button"
+                          className="flex w-full items-center gap-2.5 rounded-xl p-2 text-left hover:bg-black/[0.04]"
+                          onClick={() => handleOpenTutorial(video)}
+                        >
+                          <div className="h-10 w-16 flex-shrink-0 overflow-hidden rounded-lg bg-black/[0.06]">
+                            {video.coverUrl ? (
+                              <img
+                                src={video.coverUrl}
+                                alt={video.title}
+                                className="h-full w-full object-cover"
+                              />
+                            ) : (
+                              <div className="flex h-full w-full items-center justify-center">
+                                <PlayCircle className="h-4 w-4 text-black/45" />
+                              </div>
+                            )}
                           </div>
-                          {video.description ? (
-                            <div className="truncate text-[11px] text-black/45">
-                              {video.description}
+                          <div className="min-w-0 flex-1">
+                            <div className="truncate text-[13px] font-medium text-black/85">
+                              {video.title}
                             </div>
-                          ) : null}
-                        </div>
-                      </button>
-                    ))
-                  ) : (
-                    <div className="px-2 py-3 text-[12px] text-black/45">暂无教程视频</div>
-                  )}
-                </div>
-              </HoverCardContent>
-            </HoverCard>
-          ) : null}
-          <button
-            type="button"
-            className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
-            onClick={handleOpenImageEditor}
-            title="图片编辑"
-          >
-            <Edit className="h-[18px] w-[18px]" />
-          </button>
+                            {video.description ? (
+                              <div className="truncate text-[11px] text-black/45">
+                                {video.description}
+                              </div>
+                            ) : null}
+                          </div>
+                        </button>
+                      ))
+                    ) : (
+                      <div className="px-2 py-3 text-[12px] text-black/45">暂无教程视频</div>
+                    )}
+                  </div>
+                </HoverCardContent>
+              </HoverCard>
+            ) : null}
+            <Tooltip>
+              <TooltipTrigger asChild>
+                <button
+                  type="button"
+                  className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
+                  onClick={handleOpenImageEditor}
+                  title="图片编辑"
+                >
+                  <Edit className="h-[18px] w-[18px]" />
+                </button>
+              </TooltipTrigger>
+              <TooltipContent side="right">图片编辑</TooltipContent>
+            </Tooltip>
           {siteSettingsData?.toolbox1Enabled !== false && toolbox1Links.length > 0 ? (
             <HoverCard openDelay={80} closeDelay={80}>
               <HoverCardTrigger asChild>
@@ -1470,17 +1497,23 @@ export function LovartHome({
               </HoverCardContent>
             </HoverCard>
           ) : null}
-          {user?.type === "admin" ? (
-            <button
-              type="button"
-              className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
-              onClick={() => router.push("/settings")}
-              title="系统设置"
-            >
-              <Settings className="h-[18px] w-[18px]" />
-            </button>
-          ) : null}
-        </div>
+            {user?.type === "admin" ? (
+              <Tooltip>
+                <TooltipTrigger asChild>
+                  <button
+                    type="button"
+                    className="flex h-10 w-10 items-center justify-center rounded-full hover:bg-black/5"
+                    onClick={() => router.push("/settings")}
+                    title="系统设置"
+                  >
+                    <Settings className="h-[18px] w-[18px]" />
+                  </button>
+                </TooltipTrigger>
+                <TooltipContent side="right">系统设置</TooltipContent>
+              </Tooltip>
+            ) : null}
+          </div>
+        </TooltipProvider>
       </aside>
 
       <main className="mx-auto max-w-[1240px] px-6 pb-20 pt-[84px]">