diff --git a/app/(admin)/settings/admin-settings-client.tsx b/app/(admin)/settings/admin-settings-client.tsx
index 16d43265f..93be80a01 100644
--- a/app/(admin)/settings/admin-settings-client.tsx
+++ b/app/(admin)/settings/admin-settings-client.tsx
@@ -1,6 +1,6 @@
 "use client";
 
-import { useState, useEffect } from "react";
+import { useState, useEffect, useMemo } from "react";
 import useSWR from "swr";
 import { toast } from "sonner";
 import { formatBeijingTime } from "@/lib/utils";
@@ -229,6 +229,7 @@ type GeneratedImageRecord = {
   prompt: string | null;
   modelId: string | null;
   isFeatured: boolean;
+  featuredCategory: string | null;
   featuredAt: string | null;
   createdAt: string;
   chatId: string | null;
@@ -455,6 +456,13 @@ export function AdminSettingsClient() {
     }
   }, [siteSettingsData]);
 
+  const featuredCategoryOptions = useMemo(() => {
+    const values = (siteSettings.surpriseCategories || [])
+      .map((item) => String(item || "").trim())
+      .filter((item) => item && item !== "全部");
+    return Array.from(new Set(values));
+  }, [siteSettings.surpriseCategories]);
+
   // 抠图API配置状态
   const [rmbgConfig, setRmbgConfig] = useState({
     provider: "rmbg" as "rmbg" | "photoroom", // 抠图服务提供商
@@ -1994,6 +2002,10 @@ export function AdminSettingsClient() {
                       <Label className="text-muted-foreground">模型</Label>
                       <p>{selectedImage.modelId || "未知"}</p>
                     </div>
+                    <div>
+                      <Label className="text-muted-foreground">精选分类</Label>
+                      <p>{selectedImage.featuredCategory || "未设置"}</p>
+                    </div>
                     {selectedImage.isFeatured && selectedImage.featuredAt && (
                       <div>
                         <Label className="text-muted-foreground">精选时间</Label>
@@ -2006,7 +2018,56 @@ export function AdminSettingsClient() {
                     </div>
                   </div>
                   {/* 精选操作按钮 */}
-                  <div className="flex justify-end pt-2 border-t">
+                  <div className="flex flex-wrap items-center justify-between gap-3 border-t pt-2">
+                    <div className="flex items-center gap-2">
+                      <Label className="text-xs text-muted-foreground">分类</Label>
+                      <Select
+                        value={selectedImage.featuredCategory || "__none__"}
+                        onValueChange={(value) =>
+                          setSelectedImage({
+                            ...selectedImage,
+                            featuredCategory: value === "__none__" ? null : value,
+                          })
+                        }
+                      >
+                        <SelectTrigger className="h-8 w-[180px]">
+                          <SelectValue placeholder="选择分类" />
+                        </SelectTrigger>
+                        <SelectContent>
+                          <SelectItem value="__none__">未分类</SelectItem>
+                          {featuredCategoryOptions.map((category) => (
+                            <SelectItem key={category} value={category}>
+                              {category}
+                            </SelectItem>
+                          ))}
+                        </SelectContent>
+                      </Select>
+                      <Button
+                        variant="outline"
+                        size="sm"
+                        onClick={async () => {
+                          try {
+                            const res = await fetch("/api/admin/images", {
+                              method: "PATCH",
+                              headers: { "Content-Type": "application/json" },
+                              body: JSON.stringify({
+                                imageId: selectedImage.id,
+                                featuredCategory: selectedImage.featuredCategory,
+                              }),
+                            });
+                            if (!res.ok) {
+                              throw new Error("更新精选分类失败");
+                            }
+                            toast.success("精选分类已更新");
+                            mutateImages();
+                          } catch (error) {
+                            toast.error(error instanceof Error ? error.message : "更新精选分类失败");
+                          }
+                        }}
+                      >
+                        保存分类
+                      </Button>
+                    </div>
                     <Button
                       variant={selectedImage.isFeatured ? "outline" : "default"}
                       className={selectedImage.isFeatured ? "" : "bg-gradient-to-r from-yellow-400 to-orange-500 hover:from-yellow-500 hover:to-orange-600"}
diff --git a/app/api/admin/images/route.ts b/app/api/admin/images/route.ts
index 2ec44e654..2367f6ef5 100644
--- a/app/api/admin/images/route.ts
+++ b/app/api/admin/images/route.ts
@@ -89,6 +89,7 @@ export async function GET(request: NextRequest) {
         prompt: generatedImage.prompt,
         modelId: generatedImage.modelId,
         isFeatured: generatedImage.isFeatured,
+        featuredCategory: generatedImage.featuredCategory,
         featuredAt: generatedImage.featuredAt,
         createdAt: generatedImage.createdAt,
         chatId: generatedImage.chatId,
@@ -131,23 +132,39 @@ export async function PATCH(request: NextRequest) {
     }
 
     const body = await request.json();
-    const { imageId, isFeatured } = body;
+    const { imageId, isFeatured, featuredCategory } = body;
 
     if (!imageId) {
       return NextResponse.json({ error: "Image ID is required" }, { status: 400 });
     }
 
-    // 更新精选状态
-    const updateData: Record<string, unknown> = {
-      isFeatured: Boolean(isFeatured),
-    };
+    const updateData: Record<string, unknown> = {};
+    const shouldUpdateFeaturedState = typeof isFeatured === "boolean";
+    const shouldUpdateCategory = Object.prototype.hasOwnProperty.call(body, "featuredCategory");
 
-    if (isFeatured) {
-      updateData.featuredAt = new Date();
-      updateData.featuredBy = session.user.id;
-    } else {
-      updateData.featuredAt = null;
-      updateData.featuredBy = null;
+    if (!shouldUpdateFeaturedState && !shouldUpdateCategory) {
+      return NextResponse.json({ error: "No valid fields to update" }, { status: 400 });
+    }
+
+    // 更新精选状态
+    if (shouldUpdateFeaturedState) {
+      updateData.isFeatured = isFeatured;
+
+      if (isFeatured) {
+        updateData.featuredAt = new Date();
+        updateData.featuredBy = session.user.id;
+      } else {
+        updateData.featuredAt = null;
+        updateData.featuredBy = null;
+      }
+    }
+
+    if (shouldUpdateCategory) {
+      const normalizedCategory =
+        typeof featuredCategory === "string" && featuredCategory.trim().length > 0
+          ? featuredCategory.trim().slice(0, 64)
+          : null;
+      updateData.featuredCategory = normalizedCategory;
     }
 
     await db
@@ -155,15 +172,22 @@ export async function PATCH(request: NextRequest) {
       .set(updateData)
       .where(eq(generatedImage.id, imageId));
 
-    console.log(`[Admin Images API] Image ${imageId} featured status set to ${isFeatured} by ${session.user.id}`);
+    console.log(
+      `[Admin Images API] Image ${imageId} updated by ${session.user.id}, featured=${String(
+        isFeatured
+      )}`
+    );
 
     return NextResponse.json({ 
       success: true, 
-      message: isFeatured ? "已添加到精选" : "已取消精选" 
+      message: shouldUpdateFeaturedState
+        ? isFeatured
+          ? "已添加到精选"
+          : "已取消精选"
+        : "精选分类已更新",
     });
   } catch (error) {
     console.error("[Admin Images API] PATCH Error:", error);
     return NextResponse.json({ error: "Failed to update featured status" }, { status: 500 });
   }
 }
-
diff --git a/app/api/featured/route.ts b/app/api/featured/route.ts
index 04e850b04..558756580 100644
--- a/app/api/featured/route.ts
+++ b/app/api/featured/route.ts
@@ -27,6 +27,7 @@ export async function GET(request: NextRequest) {
         imageSize: generatedImage.imageSize,
         prompt: generatedImage.prompt,
         modelId: generatedImage.modelId,
+        featuredCategory: generatedImage.featuredCategory,
         createdAt: generatedImage.createdAt,
         featuredAt: generatedImage.featuredAt,
         userId: generatedImage.userId,
@@ -61,6 +62,7 @@ export async function GET(request: NextRequest) {
         prompt: img.prompt,
         modelId: img.modelId,
         modelName: img.modelName || img.modelId || "未知模型",
+        featuredCategory: img.featuredCategory,
         createdAt: img.createdAt,
         featuredAt: img.featuredAt,
         user: {
@@ -81,4 +83,3 @@ export async function GET(request: NextRequest) {
     return NextResponse.json({ error: "Failed to fetch featured images" }, { status: 500 });
   }
 }
-
diff --git a/components/home/lovart-home.tsx b/components/home/lovart-home.tsx
index 044339b3c..ac406bf9f 100644
--- a/components/home/lovart-home.tsx
+++ b/components/home/lovart-home.tsx
@@ -59,6 +59,7 @@ type FeaturedImage = {
   thumbnailUrl: string;
   originalUrl: string;
   prompt?: string | null;
+  featuredCategory?: string | null;
   user?: {
     name?: string;
     department?: string;
@@ -153,6 +154,7 @@ export function LovartHome({
   const [files, setFiles] = useState<UploadFileItem[]>([]);
   const [isSubmitting, setIsSubmitting] = useState(false);
   const [activeCategory, setActiveCategory] = useState("全部");
+  const [showAllProjects, setShowAllProjects] = useState(false);
   const [upgradeDialogOpen, setUpgradeDialogOpen] = useState(false);
   const [billingCycle, setBillingCycle] = useState<"monthly" | "annual">("monthly");
   const projectSectionRef = useRef<HTMLDivElement | null>(null);
@@ -201,14 +203,20 @@ export function LovartHome({
     if (activeCategory === "全部") {
       return images;
     }
-    const keyword = activeCategory.toLowerCase();
     return images.filter((item) =>
-      String(item.prompt || "").toLowerCase().includes(keyword)
+      item.featuredCategory
+        ? String(item.featuredCategory) === activeCategory
+        : String(item.prompt || "").toLowerCase().includes(activeCategory.toLowerCase())
     );
   }, [featuredData?.images, activeCategory]);
 
   const recentProjects = useMemo(() => {
-    return (canvasData?.data || []).slice(0, 7);
+    const projects = canvasData?.data || [];
+    return showAllProjects ? projects : projects.slice(0, 4);
+  }, [canvasData?.data, showAllProjects]);
+
+  const hasMoreProjects = useMemo(() => {
+    return (canvasData?.data || []).length > 4;
   }, [canvasData?.data]);
 
   useEffect(() => {
@@ -586,14 +594,16 @@ export function LovartHome({
         <section ref={projectSectionRef} className="mt-20">
           <div className="mb-4 flex items-center justify-between">
             <h2 className="text-[18px] font-semibold tracking-tight">最近项目</h2>
-            <button
-              type="button"
-              className="inline-flex items-center gap-1 text-[13px] text-black/45 hover:text-black"
-              onClick={() => router.push("/canvas")}
-            >
-              查看全部
-              <ArrowRight className="h-3.5 w-3.5" />
-            </button>
+            {hasMoreProjects ? (
+              <button
+                type="button"
+                className="inline-flex items-center gap-1 text-[13px] text-black/45 hover:text-black"
+                onClick={() => setShowAllProjects((value) => !value)}
+              >
+                {showAllProjects ? "收起" : "查看更多"}
+                <ArrowRight className={`h-3.5 w-3.5 transition-transform ${showAllProjects ? "rotate-90" : ""}`} />
+              </button>
+            ) : null}
           </div>
 
           <div className="grid grid-cols-1 gap-4 md:grid-cols-2 xl:grid-cols-4">
diff --git a/lib/db/migrations/0028_add_featured_category.sql b/lib/db/migrations/0028_add_featured_category.sql
new file mode 100644
index 000000000..f3e7efed4
--- /dev/null
+++ b/lib/db/migrations/0028_add_featured_category.sql
@@ -0,0 +1,6 @@
+ALTER TABLE "GeneratedImage"
+ADD COLUMN IF NOT EXISTS "featuredCategory" varchar(64);
+
+CREATE INDEX IF NOT EXISTS "generated_image_featured_category_idx"
+ON "GeneratedImage" ("featuredCategory")
+WHERE "isFeatured" = true;
diff --git a/lib/db/migrations/meta/_journal.json b/lib/db/migrations/meta/_journal.json
index 758da14be..a17e8d742 100644
--- a/lib/db/migrations/meta/_journal.json
+++ b/lib/db/migrations/meta/_journal.json
@@ -99,6 +99,13 @@
       "when": 1769247486013,
       "tag": "0013_loving_ultimatum",
       "breakpoints": true
+    },
+    {
+      "idx": 14,
+      "version": "7",
+      "when": 1769247486014,
+      "tag": "0028_add_featured_category",
+      "breakpoints": true
     }
   ]
-}
\ No newline at end of file
+}
diff --git a/lib/db/schema.ts b/lib/db/schema.ts
index 0fe20219e..39e2b0020 100644
--- a/lib/db/schema.ts
+++ b/lib/db/schema.ts
@@ -389,6 +389,7 @@ export const generatedImage = pgTable("GeneratedImage", {
   prompt: text("prompt"),
   modelId: varchar("modelId", { length: 128 }),
   isFeatured: boolean("isFeatured").notNull().default(false), // 是否精选
+  featuredCategory: varchar("featuredCategory", { length: 64 }), // 精选分类
   featuredAt: timestamp("featuredAt"), // 精选时间
   featuredBy: uuid("featuredBy").references(() => user.id), // 精选操作人
   createdAt: timestamp("createdAt").notNull().defaultNow(),