diff --git a/app/(admin)/settings/admin-settings-client.tsx b/app/(admin)/settings/admin-settings-client.tsx
index f1253ac09..828d0194b 100644
--- a/app/(admin)/settings/admin-settings-client.tsx
+++ b/app/(admin)/settings/admin-settings-client.tsx
@@ -83,6 +83,11 @@ import {
   type PointsPackage,
   type PointsSystemConfig,
 } from "@/lib/points/config";
+import {
+  defaultDulupayConfig,
+  normalizeDulupayConfig,
+  type DulupayConfig,
+} from "@/lib/payment/dulupay-config";
 
 const fetcher = (url: string) => fetch(url).then((res) => res.json());
 
@@ -193,6 +198,7 @@ type SiteSettings = {
   lovartComposerPreviewTexts: string[];
   pointsSystemConfig: PointsSystemConfig;
   pointsPackages: PointsPackage[];
+  dulupayConfig: DulupayConfig;
   lovartPromoText: string;
   lovartPromoActionText: string;
   lovartHeroTitle: string;
@@ -433,6 +439,7 @@ export function AdminSettingsClient() {
     ],
     pointsSystemConfig: defaultPointsSystemConfig,
     pointsPackages: defaultPointsPackages,
+    dulupayConfig: defaultDulupayConfig,
     lovartPromoText: "现在升级，立享 Kling 3.0 与 Nano Banana Pro，最高 5 折优惠",
     lovartPromoActionText: "立即升级",
     lovartHeroTitle: "由壹点AI 让设计更简单",
@@ -460,6 +467,9 @@ export function AdminSettingsClient() {
       const normalizedPointsPackages = normalizePointsPackages(
         (siteSettingsData as any).pointsPackages
       );
+      const normalizedDulupayConfig = normalizeDulupayConfig(
+        (siteSettingsData as any).dulupayConfig
+      );
 
       setSiteSettings({
         siteName: siteSettingsData.siteName || "AI Chatbot",
@@ -499,6 +509,7 @@ export function AdminSettingsClient() {
             ],
         pointsSystemConfig: normalizedPointsSystemConfig,
         pointsPackages: normalizedPointsPackages,
+        dulupayConfig: normalizedDulupayConfig,
         lovartPromoText:
           siteSettingsData.lovartPromoText ||
           "现在升级，立享 Kling 3.0 与 Nano Banana Pro，最高 5 折优惠",
@@ -3648,6 +3659,249 @@ export function AdminSettingsClient() {
                   </div>
                 </div>
               </div>
+              <div className="border rounded-lg p-4 space-y-3">
+                <div className="flex items-center justify-between">
+                  <div>
+                    <Label className="text-sm font-medium">DuluPay 支付配置</Label>
+                    <div className="text-xs text-muted-foreground mt-1">
+                      用于积分充值支付。支持 V1（MD5）和 V2（SHA256WithRSA）两种签名模式。
+                    </div>
+                  </div>
+                  <Button
+                    type="button"
+                    variant="outline"
+                    size="sm"
+                    onClick={() =>
+                      setSiteSettings({
+                        ...siteSettings,
+                        dulupayConfig: defaultDulupayConfig,
+                      })
+                    }
+                  >
+                    恢复默认
+                  </Button>
+                </div>
+                <div className="grid grid-cols-1 gap-3 md:grid-cols-2">
+                  <div className="flex items-center justify-between rounded-lg border p-3">
+                    <div className="space-y-0.5">
+                      <Label htmlFor="dulupayEnabled">启用支付</Label>
+                      <div className="text-xs text-muted-foreground">
+                        开启后允许前端发起 DuluPay 充值订单
+                      </div>
+                    </div>
+                    <Switch
+                      id="dulupayEnabled"
+                      checked={siteSettings.dulupayConfig?.enabled === true}
+                      onCheckedChange={(checked) =>
+                        setSiteSettings({
+                          ...siteSettings,
+                          dulupayConfig: {
+                            ...siteSettings.dulupayConfig,
+                            enabled: checked,
+                          },
+                        })
+                      }
+                    />
+                  </div>
+                  <div className="space-y-2">
+                    <Label>接口版本</Label>
+                    <Select
+                      value={siteSettings.dulupayConfig?.version || "v1"}
+                      onValueChange={(value: "v1" | "v2") =>
+                        setSiteSettings({
+                          ...siteSettings,
+                          dulupayConfig: {
+                            ...siteSettings.dulupayConfig,
+                            version: value,
+                          },
+                        })
+                      }
+                    >
+                      <SelectTrigger>
+                        <SelectValue />
+                      </SelectTrigger>
+                      <SelectContent>
+                        <SelectItem value="v1">V1 (MD5)</SelectItem>
+                        <SelectItem value="v2">V2 (SHA256WithRSA)</SelectItem>
+                      </SelectContent>
+                    </Select>
+                  </div>
+                </div>
+                <div className="grid grid-cols-1 gap-3 md:grid-cols-3">
+                  <div className="space-y-2 md:col-span-3">
+                    <Label>基础地址</Label>
+                    <Input
+                      value={siteSettings.dulupayConfig?.baseUrl || ""}
+                      onChange={(e) =>
+                        setSiteSettings({
+                          ...siteSettings,
+                          dulupayConfig: {
+                            ...siteSettings.dulupayConfig,
+                            baseUrl: e.target.value,
+                          },
+                        })
+                      }
+                      placeholder="https://www.dulupay.com"
+                    />
+                  </div>
+                  <div className="space-y-2">
+                    <Label>异步通知地址</Label>
+                    <Input
+                      value={siteSettings.dulupayConfig?.notifyUrl || ""}
+                      onChange={(e) =>
+                        setSiteSettings({
+                          ...siteSettings,
+                          dulupayConfig: {
+                            ...siteSettings.dulupayConfig,
+                            notifyUrl: e.target.value,
+                          },
+                        })
+                      }
+                      placeholder="https://your-domain.com/api/payment/dulupay/notify"
+                    />
+                  </div>
+                  <div className="space-y-2">
+                    <Label>同步返回地址</Label>
+                    <Input
+                      value={siteSettings.dulupayConfig?.returnUrl || ""}
+                      onChange={(e) =>
+                        setSiteSettings({
+                          ...siteSettings,
+                          dulupayConfig: {
+                            ...siteSettings.dulupayConfig,
+                            returnUrl: e.target.value,
+                          },
+                        })
+                      }
+                      placeholder="https://your-domain.com/payment/success"
+                    />
+                  </div>
+                  <div className="space-y-2">
+                    <Label>默认支付类型</Label>
+                    <Input
+                      value={siteSettings.dulupayConfig?.defaultType || ""}
+                      onChange={(e) =>
+                        setSiteSettings({
+                          ...siteSettings,
+                          dulupayConfig: {
+                            ...siteSettings.dulupayConfig,
+                            defaultType: e.target.value,
+                          },
+                        })
+                      }
+                      placeholder="alipay / wxpay"
+                    />
+                  </div>
+                </div>
+                {siteSettings.dulupayConfig?.version === "v1" ? (
+                  <div className="grid grid-cols-1 gap-3 md:grid-cols-2">
+                    <div className="space-y-2">
+                      <Label>商户 PID</Label>
+                      <Input
+                        value={siteSettings.dulupayConfig?.pid || ""}
+                        onChange={(e) =>
+                          setSiteSettings({
+                            ...siteSettings,
+                            dulupayConfig: {
+                              ...siteSettings.dulupayConfig,
+                              pid: e.target.value,
+                            },
+                          })
+                        }
+                        placeholder="商户ID (pid)"
+                      />
+                    </div>
+                    <div className="space-y-2">
+                      <Label>商户 Key</Label>
+                      <Input
+                        type="password"
+                        value={siteSettings.dulupayConfig?.key || ""}
+                        onChange={(e) =>
+                          setSiteSettings({
+                            ...siteSettings,
+                            dulupayConfig: {
+                              ...siteSettings.dulupayConfig,
+                              key: e.target.value,
+                            },
+                          })
+                        }
+                        placeholder="V1 签名密钥 key"
+                      />
+                    </div>
+                  </div>
+                ) : (
+                  <div className="space-y-3">
+                    <div className="grid grid-cols-1 gap-3 md:grid-cols-2">
+                      <div className="space-y-2">
+                        <Label>商户号 mch_id</Label>
+                        <Input
+                          value={siteSettings.dulupayConfig?.mchId || ""}
+                          onChange={(e) =>
+                            setSiteSettings({
+                              ...siteSettings,
+                              dulupayConfig: {
+                                ...siteSettings.dulupayConfig,
+                                mchId: e.target.value,
+                              },
+                            })
+                          }
+                          placeholder="V2 商户号"
+                        />
+                      </div>
+                      <div className="space-y-2">
+                        <Label>应用 app_id</Label>
+                        <Input
+                          value={siteSettings.dulupayConfig?.appId || ""}
+                          onChange={(e) =>
+                            setSiteSettings({
+                              ...siteSettings,
+                              dulupayConfig: {
+                                ...siteSettings.dulupayConfig,
+                                appId: e.target.value,
+                              },
+                            })
+                          }
+                          placeholder="V2 应用ID"
+                        />
+                      </div>
+                    </div>
+                    <div className="space-y-2">
+                      <Label>商户私钥（RSA）</Label>
+                      <Textarea
+                        rows={4}
+                        value={siteSettings.dulupayConfig?.merchantPrivateKey || ""}
+                        onChange={(e) =>
+                          setSiteSettings({
+                            ...siteSettings,
+                            dulupayConfig: {
+                              ...siteSettings.dulupayConfig,
+                              merchantPrivateKey: e.target.value,
+                            },
+                          })
+                        }
+                        placeholder="-----BEGIN PRIVATE KEY-----"
+                      />
+                    </div>
+                    <div className="space-y-2">
+                      <Label>平台公钥（RSA）</Label>
+                      <Textarea
+                        rows={4}
+                        value={siteSettings.dulupayConfig?.platformPublicKey || ""}
+                        onChange={(e) =>
+                          setSiteSettings({
+                            ...siteSettings,
+                            dulupayConfig: {
+                              ...siteSettings.dulupayConfig,
+                              platformPublicKey: e.target.value,
+                            },
+                          })
+                        }
+                        placeholder="-----BEGIN PUBLIC KEY-----"
+                      />
+                    </div>
+                  </div>
+                )}
+              </div>
               <div className="flex items-center justify-between space-x-2 rounded-lg border p-4">
                 <div className="space-y-0.5">
                   <Label htmlFor="showAutoModel">显示"自动"模型选项</Label>
diff --git a/app/api/payment/dulupay/create/route.ts b/app/api/payment/dulupay/create/route.ts
new file mode 100644
index 000000000..08ba734d9
--- /dev/null
+++ b/app/api/payment/dulupay/create/route.ts
@@ -0,0 +1,187 @@
+import { NextRequest, NextResponse } from "next/server";
+import { z } from "zod";
+import { and, eq } from "drizzle-orm";
+import { auth } from "@/app/(auth)/auth";
+import { db } from "@/lib/db";
+import { paymentOrder, systemSettings } from "@/lib/db/schema";
+import {
+  DULUPAY_CONFIG_KEY,
+  normalizeDulupayConfig,
+} from "@/lib/payment/dulupay-config";
+import {
+  normalizeDulupayBaseUrl,
+  signDulupayV1,
+} from "@/lib/payment/dulupay";
+import {
+  POINTS_PACKAGES_KEY,
+  normalizePointsPackages,
+} from "@/lib/points/config";
+
+export const runtime = "nodejs";
+
+const createSchema = z.object({
+  packageId: z.string().trim().min(1).max(64),
+  payType: z.string().trim().min(1).max(32).optional(),
+});
+
+function buildOutTradeNo() {
+  const random = Math.random().toString(36).slice(2, 8);
+  return `DP${Date.now()}${random}`.slice(0, 64);
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const session = await auth();
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
+    }
+
+    const body = createSchema.parse(await request.json());
+
+    const [dulupaySetting, pointsPackagesSetting] = await Promise.all([
+      db
+        .select()
+        .from(systemSettings)
+        .where(eq(systemSettings.key, DULUPAY_CONFIG_KEY))
+        .limit(1)
+        .then((rows) => rows[0]),
+      db
+        .select()
+        .from(systemSettings)
+        .where(eq(systemSettings.key, POINTS_PACKAGES_KEY))
+        .limit(1)
+        .then((rows) => rows[0]),
+    ]);
+
+    const dulupayConfig = normalizeDulupayConfig(dulupaySetting?.value);
+    if (!dulupayConfig.enabled) {
+      return NextResponse.json(
+        { error: "DuluPay 未启用" },
+        { status: 400 }
+      );
+    }
+
+    if (dulupayConfig.version !== "v1") {
+      return NextResponse.json(
+        { error: "当前仅支持 DuluPay V1 支付" },
+        { status: 400 }
+      );
+    }
+
+    if (!dulupayConfig.pid || !dulupayConfig.key) {
+      return NextResponse.json(
+        { error: "DuluPay 配置不完整，请补充 PID 和 Key" },
+        { status: 400 }
+      );
+    }
+
+    const packages = normalizePointsPackages(pointsPackagesSetting?.value);
+    const selectedPackage = packages.find(
+      (item) => item.id === body.packageId && item.isEnabled !== false
+    );
+
+    if (!selectedPackage) {
+      return NextResponse.json(
+        { error: "积分套餐不存在或未启用" },
+        { status: 404 }
+      );
+    }
+
+    if (selectedPackage.price <= 0) {
+      return NextResponse.json(
+        { error: "该套餐金额无效" },
+        { status: 400 }
+      );
+    }
+
+    const outTradeNo = buildOutTradeNo();
+    const amount = Number(selectedPackage.price.toFixed(2));
+    const amountCents = Math.round(amount * 100);
+    const payType = body.payType || dulupayConfig.defaultType || "alipay";
+
+    const defaultOrigin = new URL(request.url).origin;
+    const notifyUrl =
+      dulupayConfig.notifyUrl || `${defaultOrigin}/api/payment/dulupay/notify`;
+    const returnUrl = dulupayConfig.returnUrl || `${defaultOrigin}/`;
+
+    const baseParams = {
+      pid: dulupayConfig.pid,
+      type: payType,
+      out_trade_no: outTradeNo,
+      notify_url: notifyUrl,
+      return_url: returnUrl,
+      name: `积分充值-${selectedPackage.name}`,
+      money: amount.toFixed(2),
+      param: `${session.user.id}:${selectedPackage.id}`,
+    };
+
+    const sign = signDulupayV1(baseParams, dulupayConfig.key);
+    const params = new URLSearchParams({
+      ...baseParams,
+      sign,
+      sign_type: "MD5",
+    });
+
+    const paymentUrl = `${normalizeDulupayBaseUrl(
+      dulupayConfig.baseUrl
+    )}/submit.php?${params.toString()}`;
+
+    const existing = await db
+      .select({ id: paymentOrder.id })
+      .from(paymentOrder)
+      .where(
+        and(
+          eq(paymentOrder.outTradeNo, outTradeNo),
+          eq(paymentOrder.provider, "dulupay")
+        )
+      )
+      .limit(1)
+      .then((rows) => rows[0]);
+
+    if (existing) {
+      return NextResponse.json({ error: "订单创建失败，请重试" }, { status: 500 });
+    }
+
+    const [created] = await db
+      .insert(paymentOrder)
+      .values({
+        userId: session.user.id,
+        provider: "dulupay",
+        outTradeNo,
+        packageId: selectedPackage.id,
+        points: selectedPackage.points,
+        amountCents,
+        currency: selectedPackage.currency,
+        payType,
+        status: "pending",
+        paymentUrl,
+        createdAt: new Date(),
+        updatedAt: new Date(),
+      })
+      .returning({
+        id: paymentOrder.id,
+      });
+
+    return NextResponse.json({
+      orderId: created.id,
+      outTradeNo,
+      paymentUrl,
+      amount,
+      currency: selectedPackage.currency,
+      points: selectedPackage.points,
+    });
+  } catch (error) {
+    if (error instanceof z.ZodError) {
+      return NextResponse.json(
+        {
+          error: "请求参数错误",
+          details: error.errors,
+        },
+        { status: 400 }
+      );
+    }
+
+    console.error("[DuluPay Create] Error:", error);
+    return NextResponse.json({ error: "创建支付订单失败" }, { status: 500 });
+  }
+}
diff --git a/app/api/payment/dulupay/notify/route.ts b/app/api/payment/dulupay/notify/route.ts
new file mode 100644
index 000000000..bf5095d42
--- /dev/null
+++ b/app/api/payment/dulupay/notify/route.ts
@@ -0,0 +1,215 @@
+import { NextRequest, NextResponse } from "next/server";
+import { and, eq, ne, sql } from "drizzle-orm";
+import { db } from "@/lib/db";
+import { paymentOrder, pointsLedger, systemSettings, user } from "@/lib/db/schema";
+import {
+  DULUPAY_CONFIG_KEY,
+  normalizeDulupayConfig,
+} from "@/lib/payment/dulupay-config";
+import { verifyDulupayV1Sign } from "@/lib/payment/dulupay";
+
+export const runtime = "nodejs";
+
+function plainText(text: string, status = 200) {
+  return new NextResponse(text, {
+    status,
+    headers: {
+      "Content-Type": "text/plain; charset=utf-8",
+      "Cache-Control": "no-store",
+    },
+  });
+}
+
+async function readNotifyParams(request: NextRequest) {
+  const url = new URL(request.url);
+  const record: Record<string, string> = {};
+
+  url.searchParams.forEach((value, key) => {
+    record[key] = value;
+  });
+
+  if (request.method === "GET") {
+    return record;
+  }
+
+  const contentType = request.headers.get("content-type") || "";
+
+  if (contentType.includes("application/json")) {
+    const data = (await request.json().catch(() => null)) as
+      | Record<string, unknown>
+      | null;
+    if (data) {
+      for (const [key, value] of Object.entries(data)) {
+        if (value !== undefined && value !== null) {
+          record[key] = String(value);
+        }
+      }
+    }
+    return record;
+  }
+
+  const text = await request.text();
+  if (!text) return record;
+
+  const formParams = new URLSearchParams(text);
+  formParams.forEach((value, key) => {
+    record[key] = value;
+  });
+
+  return record;
+}
+
+async function handleNotify(request: NextRequest) {
+  const params = await readNotifyParams(request);
+  const outTradeNo = String(params.out_trade_no || "").trim();
+  const tradeNo = String(params.trade_no || "").trim();
+  const tradeStatus = String(params.trade_status || "").trim();
+  const moneyRaw = String(params.money || "").trim();
+
+  if (!outTradeNo) {
+    return plainText("fail", 400);
+  }
+
+  const setting = await db
+    .select()
+    .from(systemSettings)
+    .where(eq(systemSettings.key, DULUPAY_CONFIG_KEY))
+    .limit(1)
+    .then((rows) => rows[0]);
+
+  const config = normalizeDulupayConfig(setting?.value);
+  if (!config.enabled || config.version !== "v1" || !config.key) {
+    return plainText("fail", 400);
+  }
+
+  if (!verifyDulupayV1Sign(params, config.key)) {
+    return plainText("fail", 400);
+  }
+
+  const order = await db
+    .select({
+      id: paymentOrder.id,
+      userId: paymentOrder.userId,
+      status: paymentOrder.status,
+      points: paymentOrder.points,
+      amountCents: paymentOrder.amountCents,
+    })
+    .from(paymentOrder)
+    .where(
+      and(
+        eq(paymentOrder.outTradeNo, outTradeNo),
+        eq(paymentOrder.provider, "dulupay")
+      )
+    )
+    .limit(1)
+    .then((rows) => rows[0]);
+
+  if (!order) {
+    return plainText("fail", 404);
+  }
+
+  const callbackAmountCents = Number.isFinite(Number(moneyRaw))
+    ? Math.round(Number(moneyRaw) * 100)
+    : null;
+
+  if (
+    callbackAmountCents !== null &&
+    callbackAmountCents > 0 &&
+    callbackAmountCents !== order.amountCents
+  ) {
+    await db
+      .update(paymentOrder)
+      .set({
+        status: "failed",
+        tradeNo: tradeNo || null,
+        errorMessage: `回调金额不一致: ${moneyRaw}`,
+        rawCallback: params,
+        updatedAt: new Date(),
+      })
+      .where(and(eq(paymentOrder.id, order.id), ne(paymentOrder.status, "paid")));
+
+    return plainText("fail", 400);
+  }
+
+  if (tradeStatus === "TRADE_SUCCESS") {
+    await db.transaction(async (tx) => {
+      const updated = await tx
+        .update(paymentOrder)
+        .set({
+          status: "paid",
+          tradeNo: tradeNo || null,
+          rawCallback: params,
+          errorMessage: null,
+          paidAt: new Date(),
+          updatedAt: new Date(),
+        })
+        .where(
+          and(eq(paymentOrder.id, order.id), ne(paymentOrder.status, "paid"))
+        )
+        .returning({
+          id: paymentOrder.id,
+          userId: paymentOrder.userId,
+          points: paymentOrder.points,
+          outTradeNo: paymentOrder.outTradeNo,
+        });
+
+      if (updated.length === 0) {
+        return;
+      }
+
+      const paidOrder = updated[0];
+
+      if (paidOrder.points > 0) {
+        await tx
+          .update(user)
+          .set({
+            pointsBalance: sql`${user.pointsBalance} + ${paidOrder.points}`,
+            updatedAt: new Date(),
+          })
+          .where(eq(user.id, paidOrder.userId));
+
+        await tx.insert(pointsLedger).values({
+          userId: paidOrder.userId,
+          amount: paidOrder.points,
+          reason: "recharge",
+          note: `DuluPay 充值 (${paidOrder.outTradeNo})`,
+        });
+      }
+    });
+
+    return plainText("success");
+  }
+
+  const mappedStatus = tradeStatus === "TRADE_CLOSED" ? "closed" : "failed";
+
+  await db
+    .update(paymentOrder)
+    .set({
+      status: mappedStatus,
+      tradeNo: tradeNo || null,
+      errorMessage: tradeStatus ? `trade_status=${tradeStatus}` : "支付失败",
+      rawCallback: params,
+      updatedAt: new Date(),
+    })
+    .where(and(eq(paymentOrder.id, order.id), ne(paymentOrder.status, "paid")));
+
+  return plainText("success");
+}
+
+export async function GET(request: NextRequest) {
+  try {
+    return await handleNotify(request);
+  } catch (error) {
+    console.error("[DuluPay Notify] GET error:", error);
+    return plainText("fail", 500);
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    return await handleNotify(request);
+  } catch (error) {
+    console.error("[DuluPay Notify] POST error:", error);
+    return plainText("fail", 500);
+  }
+}
diff --git a/app/api/site-settings/route.ts b/app/api/site-settings/route.ts
index 9f10bb220..c50ff8ef8 100644
--- a/app/api/site-settings/route.ts
+++ b/app/api/site-settings/route.ts
@@ -18,6 +18,12 @@ import {
   POINTS_PACKAGES_KEY,
   POINTS_SYSTEM_CONFIG_KEY,
 } from "@/lib/points/config";
+import {
+  defaultDulupayConfig,
+  DULUPAY_CONFIG_KEY,
+  normalizeDulupayConfig,
+  normalizeDulupayForPublic,
+} from "@/lib/payment/dulupay-config";
 
 const HOME_VARIANT_KEY = "home_variant";
 // Historically stored as "home_surprise_categories" but used for the featured gallery categories.
@@ -85,6 +91,8 @@ function normalizeLovartComposerPrefix(value: unknown): string {
 // GET /api/site-settings - 获取网站设置 (公开)
 export async function GET() {
   try {
+    const session = await auth().catch(() => null);
+    const isAdmin = session?.user?.type === "admin";
     const [
       settings,
       notificationSetting,
@@ -96,6 +104,7 @@ export async function GET() {
       membershipOverridesSetting,
       pointsSystemConfigSetting,
       pointsPackagesSetting,
+      dulupayConfigSetting,
     ] = await Promise.all([
       db.select().from(siteSettings).limit(1).then(rows => rows[0]),
       db
@@ -152,6 +161,12 @@ export async function GET() {
         .where(eq(systemSettings.key, POINTS_PACKAGES_KEY))
         .limit(1)
         .then(rows => rows[0]),
+      db
+        .select()
+        .from(systemSettings)
+        .where(eq(systemSettings.key, DULUPAY_CONFIG_KEY))
+        .limit(1)
+        .then(rows => rows[0]),
     ]);
     
     const notification = notificationSetting?.value || { enabled: false, title: "", content: "" };
@@ -171,6 +186,9 @@ export async function GET() {
       pointsSystemConfigSetting?.value
     );
     const pointsPackages = normalizePointsPackages(pointsPackagesSetting?.value);
+    const dulupayConfig = isAdmin
+      ? normalizeDulupayConfig(dulupayConfigSetting?.value)
+      : normalizeDulupayForPublic(dulupayConfigSetting?.value);
     
     // 如果没有设置记录，返回默认值
     const baseSettings = settings || {
@@ -209,6 +227,7 @@ export async function GET() {
         membershipUserOverrides,
         pointsSystemConfig,
         pointsPackages,
+        dulupayConfig,
     };
     
     const response = NextResponse.json({
@@ -228,6 +247,7 @@ export async function GET() {
         membershipUserOverrides,
         pointsSystemConfig,
         pointsPackages,
+        dulupayConfig,
     });
     
     // 禁用缓存，确保总是获取最新设置
@@ -281,6 +301,7 @@ const updateSchema = z.object({
   membershipUserOverrides: z.unknown().optional(),
   pointsSystemConfig: z.unknown().optional(),
   pointsPackages: z.unknown().optional(),
+  dulupayConfig: z.unknown().optional(),
 });
 
 // PUT /api/site-settings - 更新网站设置（仅管理员）
@@ -307,6 +328,7 @@ export async function PUT(request: NextRequest) {
       membershipUserOverrides,
       pointsSystemConfig,
       pointsPackages,
+      dulupayConfig,
       ...siteSettingsPayload
     } = data;
     
@@ -484,6 +506,26 @@ export async function PUT(request: NextRequest) {
           });
       }
 
+      if (dulupayConfig !== undefined) {
+        const normalized = normalizeDulupayConfig(dulupayConfig);
+        await db
+          .insert(systemSettings)
+          .values({
+            key: DULUPAY_CONFIG_KEY,
+            value: normalized,
+            updatedAt: new Date(),
+            updatedBy: session.user.id,
+          })
+          .onConflictDoUpdate({
+            target: systemSettings.key,
+            set: {
+              value: normalized,
+              updatedAt: new Date(),
+              updatedBy: session.user.id,
+            },
+          });
+      }
+
       return NextResponse.json({
         ...updated,
         homeVariant: homeVariant ?? normalizeHomeVariant(undefined),
@@ -515,6 +557,10 @@ export async function PUT(request: NextRequest) {
           pointsPackages !== undefined
             ? normalizePointsPackages(pointsPackages)
             : defaultPointsPackages,
+        dulupayConfig:
+          dulupayConfig !== undefined
+            ? normalizeDulupayConfig(dulupayConfig)
+            : defaultDulupayConfig,
       });
     } else {
       // 创建新设置
@@ -713,6 +759,26 @@ export async function PUT(request: NextRequest) {
           });
       }
 
+      if (dulupayConfig !== undefined) {
+        const normalized = normalizeDulupayConfig(dulupayConfig);
+        await db
+          .insert(systemSettings)
+          .values({
+            key: DULUPAY_CONFIG_KEY,
+            value: normalized,
+            updatedAt: new Date(),
+            updatedBy: session.user.id,
+          })
+          .onConflictDoUpdate({
+            target: systemSettings.key,
+            set: {
+              value: normalized,
+              updatedAt: new Date(),
+              updatedBy: session.user.id,
+            },
+          });
+      }
+
       return NextResponse.json({
         ...created,
         homeVariant: homeVariant ?? normalizeHomeVariant(undefined),
@@ -744,6 +810,10 @@ export async function PUT(request: NextRequest) {
           pointsPackages !== undefined
             ? normalizePointsPackages(pointsPackages)
             : defaultPointsPackages,
+        dulupayConfig:
+          dulupayConfig !== undefined
+            ? normalizeDulupayConfig(dulupayConfig)
+            : defaultDulupayConfig,
       });
     }
   } catch (error) {
diff --git a/app/api/user/account-center/route.ts b/app/api/user/account-center/route.ts
index 89d675944..e9344d7df 100644
--- a/app/api/user/account-center/route.ts
+++ b/app/api/user/account-center/route.ts
@@ -1,8 +1,8 @@
 import { NextResponse } from "next/server";
-import { eq } from "drizzle-orm";
+import { desc, eq } from "drizzle-orm";
 import { auth } from "@/app/(auth)/auth";
 import { db } from "@/lib/db";
-import { systemSettings } from "@/lib/db/schema";
+import { paymentOrder, systemSettings } from "@/lib/db/schema";
 import {
   getPointsLedgerByUserId,
   getPointsSystemConfig,
@@ -35,11 +35,29 @@ export async function GET() {
       return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
     }
 
-    const [dbUser, pointsConfig, ledger, configSetting, overridesSetting] =
+    const [
+      dbUser,
+      pointsConfig,
+      ledger,
+      paymentOrders,
+      configSetting,
+      overridesSetting,
+    ] =
       await Promise.all([
         getUserById({ id: session.user.id }),
         getPointsSystemConfig(),
         getPointsLedgerByUserId({ userId: session.user.id, limit: 200 }),
+        db
+          .select({
+            id: paymentOrder.id,
+            amountCents: paymentOrder.amountCents,
+            status: paymentOrder.status,
+            createdAt: paymentOrder.createdAt,
+          })
+          .from(paymentOrder)
+          .where(eq(paymentOrder.userId, session.user.id))
+          .orderBy(desc(paymentOrder.createdAt))
+          .limit(100),
         db
           .select()
           .from(systemSettings)
@@ -76,17 +94,35 @@ export async function GET() {
       createdAt: item.createdAt?.toISOString() || new Date().toISOString(),
     }));
 
-    const billingRecords = ledger
-      .filter((item) => item.reason === "recharge" || item.reason === "gift")
+    const rechargeRecords = paymentOrders.map((order) => ({
+      id: order.id,
+      date: order.createdAt?.toISOString() || new Date().toISOString(),
+      category: "积分充值",
+      amount: Number((order.amountCents / 100).toFixed(2)),
+      status:
+        order.status === "paid"
+          ? "completed"
+          : order.status === "pending"
+            ? "pending"
+            : "failed",
+      invoice: "-",
+    }));
+
+    const giftedRecords = ledger
+      .filter((item) => item.reason === "gift")
       .map((item) => ({
         id: item.id,
         date: item.createdAt?.toISOString() || new Date().toISOString(),
-        category: item.reason === "recharge" ? "积分充值" : "积分赠送",
+        category: "积分赠送",
         amount: item.amount,
         status: "completed",
         invoice: "-",
       }));
 
+    const billingRecords = [...rechargeRecords, ...giftedRecords].sort((a, b) => {
+      return new Date(b.date).getTime() - new Date(a.date).getTime();
+    });
+
     return NextResponse.json({
       profile: {
         name: dbUser?.name || session.user.name || "",
@@ -110,4 +146,3 @@ export async function GET() {
     );
   }
 }
-
diff --git a/app/api/user/payment-orders/route.ts b/app/api/user/payment-orders/route.ts
new file mode 100644
index 000000000..485ab6979
--- /dev/null
+++ b/app/api/user/payment-orders/route.ts
@@ -0,0 +1,44 @@
+import { NextResponse } from "next/server";
+import { desc, eq } from "drizzle-orm";
+import { auth } from "@/app/(auth)/auth";
+import { db } from "@/lib/db";
+import { paymentOrder } from "@/lib/db/schema";
+
+export async function GET() {
+  try {
+    const session = await auth();
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
+    }
+
+    const orders = await db
+      .select({
+        id: paymentOrder.id,
+        provider: paymentOrder.provider,
+        outTradeNo: paymentOrder.outTradeNo,
+        tradeNo: paymentOrder.tradeNo,
+        packageId: paymentOrder.packageId,
+        points: paymentOrder.points,
+        amountCents: paymentOrder.amountCents,
+        currency: paymentOrder.currency,
+        payType: paymentOrder.payType,
+        status: paymentOrder.status,
+        paidAt: paymentOrder.paidAt,
+        createdAt: paymentOrder.createdAt,
+      })
+      .from(paymentOrder)
+      .where(eq(paymentOrder.userId, session.user.id))
+      .orderBy(desc(paymentOrder.createdAt))
+      .limit(200);
+
+    return NextResponse.json({
+      orders: orders.map((order) => ({
+        ...order,
+        amount: Number((order.amountCents / 100).toFixed(2)),
+      })),
+    });
+  } catch (error) {
+    console.error("[Payment Orders API] Error:", error);
+    return NextResponse.json({ error: "Failed to fetch payment orders" }, { status: 500 });
+  }
+}
diff --git a/components/home/lovart-home.tsx b/components/home/lovart-home.tsx
index e92c81903..3b651d759 100644
--- a/components/home/lovart-home.tsx
+++ b/components/home/lovart-home.tsx
@@ -133,6 +133,15 @@ type MembershipSummaryResponse = {
   };
 };
 
+type PointsPackage = {
+  id: string;
+  name: string;
+  points: number;
+  price: number;
+  currency: string;
+  isEnabled: boolean;
+};
+
 type AccountCenterResponse = {
   profile: {
     name: string;
@@ -300,6 +309,7 @@ export function LovartHome({
   );
   const [usageFilter, setUsageFilter] = useState<"all" | "consumed" | "earned">("all");
   const [billingCycle, setBillingCycle] = useState<"monthly" | "annual">("monthly");
+  const [creatingPaymentPackageId, setCreatingPaymentPackageId] = useState<string | null>(null);
   const [selectedModelId, setSelectedModelId] = useState<string>("");
   const [imageParams, setImageParams] = useState<ImageGenerationParams>({
     aspectRatio: "auto",
@@ -367,6 +377,11 @@ export function LovartHome({
     toolbox1Enabled?: boolean;
     toolbox2Name?: string | null;
     toolbox2Enabled?: boolean;
+    pointsPackages?: PointsPackage[];
+    dulupayConfig?: {
+      enabled?: boolean;
+      defaultType?: string;
+    };
   }>("/api/site-settings", fetcher);
 
   const { data: authSettingsData } = useSWR<PublicAuthSettings>(
@@ -505,6 +520,12 @@ export function LovartHome({
     return records.filter((item) => item.status === usageFilter);
   }, [accountCenterData?.usageRecords, usageFilter]);
 
+  const enabledPointsPackages = useMemo(() => {
+    return (siteSettingsData?.pointsPackages || []).filter(
+      (item) => item?.isEnabled !== false && item.price > 0 && item.points > 0
+    );
+  }, [siteSettingsData?.pointsPackages]);
+
   const toolbox1Links = useMemo(
     () =>
       (navLinksData?.links || [])
@@ -768,6 +789,38 @@ export function LovartHome({
     window.location.href = "/login";
   };
 
+  const handleCreateDulupayOrder = async (packageId: string) => {
+    if (!isAuthenticated) {
+      openLoginDialog();
+      return;
+    }
+
+    if (creatingPaymentPackageId) return;
+
+    setCreatingPaymentPackageId(packageId);
+    try {
+      const response = await fetch("/api/payment/dulupay/create", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({
+          packageId,
+          payType: siteSettingsData?.dulupayConfig?.defaultType || "alipay",
+        }),
+      });
+      const result = await response.json();
+
+      if (!response.ok || !result?.paymentUrl) {
+        throw new Error(result?.error || "创建支付订单失败");
+      }
+
+      window.location.href = result.paymentUrl;
+    } catch (error) {
+      toast.error(error instanceof Error ? error.message : "创建支付订单失败");
+    } finally {
+      setCreatingPaymentPackageId(null);
+    }
+  };
+
   const createCanvasFromComposer = async () => {
     if (!isAuthenticated) {
       openLoginDialog();
@@ -1580,29 +1633,29 @@ export function LovartHome({
       ) : null}
 
       <Dialog open={accountCenterOpen} onOpenChange={setAccountCenterOpen}>
-        <DialogContent className="max-h-[90vh] w-[94vw] max-w-[1080px] overflow-hidden rounded-[24px] border-black/10 bg-[#f6f6f7] p-0">
+        <DialogContent className="max-h-[88vh] w-[92vw] max-w-[980px] overflow-hidden rounded-[22px] border-black/10 bg-[#f6f6f7] p-0">
           <DialogHeader className="sr-only">
             <DialogTitle>账户管理</DialogTitle>
           </DialogHeader>
-          <div className="flex h-full max-h-[90vh] flex-col p-5">
-            <div className="mb-3 flex items-center gap-6 border-b border-black/8 pb-2.5">
+          <div className="flex h-full max-h-[88vh] flex-col p-4">
+            <div className="mb-2.5 flex items-center gap-5 border-b border-black/8 pb-2">
               <button
                 type="button"
-                className={`text-[15px] font-semibold leading-tight ${accountCenterTab === "account" ? "text-black" : "text-black/35"}`}
+                className={`text-[13px] font-semibold leading-tight ${accountCenterTab === "account" ? "text-black" : "text-black/35"}`}
                 onClick={() => setAccountCenterTab("account")}
               >
                 账户管理
               </button>
               <button
                 type="button"
-                className={`text-[15px] font-semibold leading-tight ${accountCenterTab === "usage" ? "text-black" : "text-black/35"}`}
+                className={`text-[13px] font-semibold leading-tight ${accountCenterTab === "usage" ? "text-black" : "text-black/35"}`}
                 onClick={() => setAccountCenterTab("usage")}
               >
                 用量
               </button>
               <button
                 type="button"
-                className={`text-[15px] font-semibold leading-tight ${accountCenterTab === "billing" ? "text-black" : "text-black/35"}`}
+                className={`text-[13px] font-semibold leading-tight ${accountCenterTab === "billing" ? "text-black" : "text-black/35"}`}
                 onClick={() => setAccountCenterTab("billing")}
               >
                 账单
@@ -1612,14 +1665,14 @@ export function LovartHome({
             <div className="flex-1 overflow-y-auto pr-1">
               {accountCenterTab === "account" ? (
                 <div className="space-y-4">
-                  <div className="rounded-[18px] border border-black/10 bg-white px-4 py-3.5">
+                  <div className="rounded-[16px] border border-black/10 bg-white px-3.5 py-3">
                     <div className="flex items-center justify-between gap-3">
                       <div className="flex min-w-0 items-center gap-3">
-                        <div className="flex h-12 w-12 items-center justify-center rounded-full bg-[#d4551f] text-[16px] font-semibold text-white">
+                        <div className="flex h-10 w-10 items-center justify-center rounded-full bg-[#d4551f] text-[14px] font-semibold text-white">
                           {userInitials}
                         </div>
                         <div className="min-w-0">
-                          <div className="truncate text-[15px] font-semibold text-black">
+                          <div className="truncate text-[14px] font-semibold text-black">
                             {accountProfile.name}
                           </div>
                           <div className="truncate text-[12px] text-black/45">{accountProfile.email}</div>
@@ -1628,14 +1681,14 @@ export function LovartHome({
                       <div className="flex items-center gap-2">
                         <Button
                           variant="ghost"
-                          className="h-9 rounded-xl bg-[#2f3542] px-3.5 text-[13px] text-white hover:bg-[#242a36] hover:text-white"
+                          className="h-8 rounded-xl bg-[#2f3542] px-3 text-[12px] text-white hover:bg-[#242a36] hover:text-white"
                           onClick={() => toast.info("编辑资料功能后续开放")}
                         >
                           编辑资料
                         </Button>
                         <Button
                           variant="ghost"
-                          className="h-9 rounded-xl border border-black/10 bg-white px-3.5 text-[13px] text-black/75 hover:bg-black/5"
+                          className="h-8 rounded-xl border border-black/10 bg-white px-3 text-[12px] text-black/75 hover:bg-black/5"
                           onClick={() => {
                             void signOut({ redirect: true, callbackUrl: "/" });
                           }}
@@ -1646,12 +1699,12 @@ export function LovartHome({
                     </div>
                   </div>
 
-                  <div className="rounded-[18px] border border-black/10 bg-white px-4 py-4">
-                    <div className="mb-2.5 flex items-center gap-5 text-[14px] font-semibold">
+                  <div className="rounded-[16px] border border-black/10 bg-white px-3.5 py-3.5">
+                    <div className="mb-2 flex items-center gap-4 text-[13px] font-semibold">
                       <span className="text-black">账户信息</span>
                       <span className="text-black/30">设备管理</span>
                     </div>
-                    <div className="grid grid-cols-[120px_1fr] gap-y-2.5 text-[13px]">
+                    <div className="grid grid-cols-[110px_1fr] gap-y-2 text-[12px]">
                       <div className="text-black/55">当前订阅</div>
                       <div className="text-black">{accountProfile.planName}</div>
                       <div className="text-black/55">可用积分</div>
@@ -1666,11 +1719,11 @@ export function LovartHome({
               ) : null}
 
               {accountCenterTab === "usage" ? (
-                <div className="rounded-[18px] border border-black/10 bg-white">
-                  <div className="grid grid-cols-[2fr_1fr_2fr_1fr] items-center border-b border-black/8 px-4 py-2.5 text-[13px] font-semibold text-black/80">
+                <div className="rounded-[16px] border border-black/10 bg-white">
+                  <div className="grid grid-cols-[2fr_1fr_2fr_1fr] items-center border-b border-black/8 px-3.5 py-2 text-[12px] font-semibold text-black/80">
                     <span>明细</span>
                     <Select value={usageFilter} onValueChange={(value: "all" | "consumed" | "earned") => setUsageFilter(value)}>
-                      <SelectTrigger className="h-7 w-[110px] border-black/10 bg-white text-[12px]">
+                      <SelectTrigger className="h-7 w-[104px] border-black/10 bg-white text-[12px]">
                         <span>{usageFilter === "all" ? "全部" : usageFilter === "consumed" ? "已消耗" : "已获取"}</span>
                       </SelectTrigger>
                       <SelectContent>
@@ -1687,7 +1740,7 @@ export function LovartHome({
                       {filteredUsageRecords.map((record, idx) => (
                         <div
                           key={record.id}
-                          className={`grid grid-cols-[2fr_1fr_2fr_1fr] items-center px-4 py-2.5 text-[13px] ${idx % 2 === 1 ? "bg-black/[0.02]" : ""}`}
+                          className={`grid grid-cols-[2fr_1fr_2fr_1fr] items-center px-3.5 py-2 text-[12px] ${idx % 2 === 1 ? "bg-black/[0.02]" : ""}`}
                         >
                           <div className="truncate pr-3 text-black/80">{record.detail}</div>
                           <div className="text-black/55">{record.status === "consumed" ? "已消耗" : "已获取"}</div>
@@ -1705,8 +1758,8 @@ export function LovartHome({
               ) : null}
 
               {accountCenterTab === "billing" ? (
-                <div className="rounded-[18px] border border-black/10 bg-white">
-                  <div className="grid grid-cols-[2fr_2fr_1.5fr_1.5fr_1fr] items-center border-b border-black/8 px-4 py-2.5 text-[13px] font-semibold text-black/80">
+                <div className="rounded-[16px] border border-black/10 bg-white">
+                  <div className="grid grid-cols-[2fr_2fr_1.5fr_1.5fr_1fr] items-center border-b border-black/8 px-3.5 py-2 text-[12px] font-semibold text-black/80">
                     <span>日期</span>
                     <span>类别</span>
                     <span>金额</span>
@@ -1718,7 +1771,7 @@ export function LovartHome({
                       {accountCenterData.billingRecords.map((record, idx) => (
                         <div
                           key={record.id}
-                          className={`grid grid-cols-[2fr_2fr_1.5fr_1.5fr_1fr] items-center px-4 py-2.5 text-[13px] ${idx % 2 === 1 ? "bg-black/[0.02]" : ""}`}
+                          className={`grid grid-cols-[2fr_2fr_1.5fr_1.5fr_1fr] items-center px-3.5 py-2 text-[12px] ${idx % 2 === 1 ? "bg-black/[0.02]" : ""}`}
                         >
                           <div className="text-black/65">{formatDateTime(record.date)}</div>
                           <div className="text-black/80">{record.category}</div>
@@ -1739,34 +1792,80 @@ export function LovartHome({
       </Dialog>
 
       <Dialog open={upgradeDialogOpen} onOpenChange={setUpgradeDialogOpen}>
-        <DialogContent className="max-h-[92vh] w-[95vw] max-w-[1240px] overflow-hidden rounded-3xl border-black/10 bg-[#f7f7f7] p-0">
-          <div className="flex h-full max-h-[92vh] flex-col">
-            <DialogHeader className="border-b border-black/6 px-6 py-5">
-              <DialogTitle className="text-center text-5xl font-bold text-black">升级您的套餐</DialogTitle>
-              <div className="mt-3 flex items-center justify-center gap-2">
+        <DialogContent className="max-h-[90vh] w-[94vw] max-w-[980px] overflow-hidden rounded-2xl border-black/10 bg-[#f7f7f7] p-0">
+          <div className="flex h-full max-h-[90vh] flex-col">
+            <DialogHeader className="border-b border-black/6 px-5 py-4">
+              <DialogTitle className="text-center text-3xl font-bold text-black">升级您的套餐</DialogTitle>
+              <div className="mt-2.5 flex items-center justify-center gap-2">
                 <Button
                   variant={billingCycle === "monthly" ? "default" : "outline"}
-                  className="h-8 rounded-full px-4 text-xs"
+                  className="h-7 rounded-full px-3.5 text-[11px]"
                   onClick={() => setBillingCycle("monthly")}
                 >
                   月付
                 </Button>
                 <Button
                   variant={billingCycle === "annual" ? "default" : "outline"}
-                  className="h-8 rounded-full px-4 text-xs"
+                  className="h-7 rounded-full px-3.5 text-[11px]"
                   onClick={() => setBillingCycle("annual")}
                 >
                   年付
                 </Button>
-                <span className="rounded-full bg-[#ffe68f] px-2 py-1 text-xs text-[#8b5e00]">
+                <span className="rounded-full bg-[#ffe68f] px-2 py-0.5 text-[11px] text-[#8b5e00]">
                   {membershipConfig?.annualDiscountLabel || "限时优惠"}
                 </span>
               </div>
             </DialogHeader>
 
-            <div className="flex-1 overflow-y-auto px-5 pb-8 pt-4">
+            <div className="flex-1 overflow-y-auto px-4 pb-6 pt-3.5">
+              {siteSettingsData?.dulupayConfig?.enabled === true &&
+              enabledPointsPackages.length > 0 ? (
+                <section className="mb-5 rounded-2xl border border-black/10 bg-white p-3.5">
+                  <div className="mb-2 flex items-center justify-between">
+                    <h4 className="text-base font-semibold text-black">积分充值</h4>
+                    <span className="text-[11px] text-black/45">支持 DuluPay 即时到账</span>
+                  </div>
+                  <div className="grid grid-cols-1 gap-2.5 md:grid-cols-3">
+                    {enabledPointsPackages.map((pkg) => {
+                      const isPaying = creatingPaymentPackageId === pkg.id;
+                      return (
+                        <div
+                          key={pkg.id}
+                          className="rounded-xl border border-black/10 bg-[#fafafa] p-3"
+                        >
+                          <div className="text-sm font-semibold text-black">{pkg.name}</div>
+                          <div className="mt-1 text-xs text-black/55">
+                            {pkg.points.toLocaleString()} 积分
+                          </div>
+                          <div className="mt-2 text-xl font-bold text-black">
+                            {formatPrice(
+                              pkg.currency === "CNY" ? "¥" : `${pkg.currency} `,
+                              pkg.price
+                            )}
+                          </div>
+                          <Button
+                            className="mt-2.5 h-8 w-full rounded-lg bg-black text-xs text-white hover:bg-black/90"
+                            disabled={isPaying}
+                            onClick={() => handleCreateDulupayOrder(pkg.id)}
+                          >
+                            {isPaying ? (
+                              <span className="inline-flex items-center gap-1.5">
+                                <Loader2 className="h-3.5 w-3.5 animate-spin" />
+                                跳转中
+                              </span>
+                            ) : (
+                              "立即充值"
+                            )}
+                          </Button>
+                        </div>
+                      );
+                    })}
+                  </div>
+                </section>
+              ) : null}
+
               {membershipPlans.length > 0 ? (
-                <div className="grid grid-cols-1 gap-4 md:grid-cols-2 xl:grid-cols-5">
+                <div className="grid grid-cols-1 gap-3 md:grid-cols-2 xl:grid-cols-5">
                   {membershipPlans.map((plan) => {
                     const isCurrent = currentPlan?.id === plan.id;
                     const annualMonthlyPrice =
@@ -1774,45 +1873,45 @@ export function LovartHome({
                     return (
                       <div
                         key={plan.id}
-                        className={`rounded-2xl border bg-white p-4 ${
+                        className={`rounded-xl border bg-white p-3 ${
                           plan.highlighted
                             ? "border-[#7d87ff] shadow-[0_0_0_2px_rgba(125,135,255,0.25)]"
                             : "border-black/10"
                         }`}
                       >
-                        <div className="mb-3 flex items-center justify-between">
-                          <h3 className="text-3xl font-semibold text-black">{plan.name}</h3>
+                        <div className="mb-2.5 flex items-center justify-between">
+                          <h3 className="text-lg font-semibold text-black">{plan.name}</h3>
                           {plan.badge ? (
-                            <span className="rounded-full bg-[#eef0ff] px-2 py-1 text-[10px] text-[#5b65db]">
+                            <span className="rounded-full bg-[#eef0ff] px-2 py-0.5 text-[10px] text-[#5b65db]">
                               {plan.badge}
                             </span>
                           ) : null}
                         </div>
-                        <div className="mb-3">
+                        <div className="mb-2.5">
                           {plan.monthlyPrice <= 0 ? (
-                            <div className="text-4xl font-bold text-black">免费</div>
+                            <div className="text-3xl font-bold text-black">免费</div>
                           ) : billingCycle === "monthly" ? (
-                            <div className="text-4xl font-bold text-black">
+                            <div className="text-3xl font-bold text-black">
                               {formatPrice(membershipConfig?.currency || "$", plan.monthlyPrice)}
-                              <span className="ml-1 text-sm font-normal text-black/45">/月</span>
+                              <span className="ml-1 text-xs font-normal text-black/45">/月</span>
                             </div>
                           ) : (
                             <div>
-                              <div className="text-4xl font-bold text-black">
+                              <div className="text-3xl font-bold text-black">
                                 {formatPrice(membershipConfig?.currency || "$", plan.annualPrice)}
-                                <span className="ml-1 text-sm font-normal text-black/45">/年</span>
+                                <span className="ml-1 text-xs font-normal text-black/45">/年</span>
                               </div>
-                              <div className="mt-1 text-xs text-black/45">
+                              <div className="mt-1 text-[11px] text-black/45">
                                 折合 {formatPrice(membershipConfig?.currency || "$", annualMonthlyPrice)}/月
                               </div>
                             </div>
                           )}
                         </div>
-                        <div className="mb-4 text-sm text-black/60">
+                        <div className="mb-3 text-xs text-black/60">
                           每月 {plan.monthlyCredits.toLocaleString()} 快速积分
                         </div>
                         <Button
-                          className="mb-4 h-9 w-full rounded-xl bg-black text-white hover:bg-black/90"
+                          className="mb-3 h-8 w-full rounded-lg bg-black text-xs text-white hover:bg-black/90"
                           disabled={isCurrent}
                           onClick={() => {
                             if (isCurrent) return;
@@ -1821,10 +1920,10 @@ export function LovartHome({
                         >
                           {isCurrent ? "当前套餐" : "升级"}
                         </Button>
-                        <ul className="space-y-1.5 text-xs text-black/65">
+                        <ul className="space-y-1 text-[11px] text-black/65">
                           {plan.features.map((feature) => (
                             <li key={feature} className="flex items-start gap-2">
-                              <span className="mt-1 h-1.5 w-1.5 rounded-full bg-black/40" />
+                              <span className="mt-1 h-1 w-1 rounded-full bg-black/40" />
                               <span>{feature}</span>
                             </li>
                           ))}
@@ -1839,13 +1938,13 @@ export function LovartHome({
                 </div>
               )}
 
-              <section className="mt-10">
-                <h4 className="mb-4 text-center text-4xl font-semibold text-black">常见问题</h4>
+              <section className="mt-7">
+                <h4 className="mb-3 text-center text-2xl font-semibold text-black">常见问题</h4>
                 <div className="space-y-2">
                   {(membershipConfig?.faqs || []).map((faq) => (
                     <details
                       key={faq.question}
-                      className="rounded-xl border border-black/8 bg-white px-4 py-3 text-sm text-black/70"
+                      className="rounded-xl border border-black/8 bg-white px-3.5 py-2.5 text-xs text-black/70"
                     >
                       <summary className="cursor-pointer list-none font-medium">{faq.question}</summary>
                       <p className="mt-2 text-black/60">{faq.answer}</p>
@@ -1854,20 +1953,20 @@ export function LovartHome({
                 </div>
               </section>
 
-              <section className="mt-10">
-                <h4 className="mb-2 text-center text-4xl font-semibold text-black">
+              <section className="mt-7">
+                <h4 className="mb-2 text-center text-2xl font-semibold text-black">
                   模型积分消耗 & 每月生成数量
                 </h4>
-                <p className="mb-4 text-center text-xs text-black/45">
+                <p className="mb-3 text-center text-[11px] text-black/45">
                   以下表格基于系统设置中的会员配置，可直接在后台调整。
                 </p>
-                <div className="overflow-x-auto rounded-2xl border border-black/10 bg-white">
-                  <table className="min-w-[900px] w-full text-sm">
+                <div className="overflow-x-auto rounded-xl border border-black/10 bg-white">
+                  <table className="w-full min-w-[820px] text-xs">
                     <thead>
                       <tr className="bg-black/[0.03]">
-                        <th className="px-3 py-3 text-left font-semibold text-black/75">模型</th>
+                        <th className="px-2.5 py-2.5 text-left font-semibold text-black/75">模型</th>
                         {membershipPlans.map((plan) => (
-                          <th key={plan.id} className="px-3 py-3 text-left font-semibold text-black/75">
+                          <th key={plan.id} className="px-2.5 py-2.5 text-left font-semibold text-black/75">
                             {plan.name}
                           </th>
                         ))}
@@ -1879,16 +1978,16 @@ export function LovartHome({
                           <tr className="bg-black/[0.045]">
                             <td
                               colSpan={membershipPlans.length + 1}
-                              className="px-3 py-2 text-xs font-semibold text-black/60"
+                              className="px-2.5 py-2 text-[11px] font-semibold text-black/60"
                             >
                               {category}
                             </td>
                           </tr>
                           {rows.map((row) => (
                             <tr key={`${category}-${row.model}`} className="border-t border-black/[0.06]">
-                              <td className="px-3 py-2 text-black/70">{row.model}</td>
+                              <td className="px-2.5 py-2 text-black/70">{row.model}</td>
                               {membershipPlans.map((plan) => (
-                                <td key={`${row.model}-${plan.id}`} className="px-3 py-2 text-black/60">
+                                <td key={`${row.model}-${plan.id}`} className="px-2.5 py-2 text-black/60">
                                   {row.values[plan.id] ?? "-"}
                                   {row.values[plan.id] && row.values[plan.id] !== "-" ? row.unit : ""}
                                 </td>
diff --git a/lib/db/migrations/0036_add_payment_orders.sql b/lib/db/migrations/0036_add_payment_orders.sql
new file mode 100644
index 000000000..ff62f788f
--- /dev/null
+++ b/lib/db/migrations/0036_add_payment_orders.sql
@@ -0,0 +1,30 @@
+CREATE TABLE IF NOT EXISTS "PaymentOrder" (
+  "id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL,
+  "userId" uuid NOT NULL REFERENCES "User"("id") ON DELETE cascade,
+  "provider" varchar(32) NOT NULL DEFAULT 'dulupay',
+  "outTradeNo" varchar(128) NOT NULL,
+  "tradeNo" varchar(128),
+  "packageId" varchar(64),
+  "points" integer NOT NULL DEFAULT 0,
+  "amountCents" integer NOT NULL DEFAULT 0,
+  "currency" varchar(8) NOT NULL DEFAULT 'CNY',
+  "payType" varchar(32),
+  "status" varchar(32) NOT NULL DEFAULT 'pending',
+  "paymentUrl" text,
+  "rawCallback" jsonb,
+  "errorMessage" text,
+  "paidAt" timestamp,
+  "createdAt" timestamp NOT NULL DEFAULT now(),
+  "updatedAt" timestamp NOT NULL DEFAULT now(),
+  CONSTRAINT "PaymentOrder_status_check" CHECK ("status" IN ('pending', 'paid', 'failed', 'closed')),
+  CONSTRAINT "PaymentOrder_out_trade_no_unique" UNIQUE("outTradeNo")
+);
+
+CREATE INDEX IF NOT EXISTS "payment_order_user_created_idx"
+ON "PaymentOrder" ("userId", "createdAt" DESC);
+
+CREATE INDEX IF NOT EXISTS "payment_order_out_trade_idx"
+ON "PaymentOrder" ("outTradeNo");
+
+CREATE INDEX IF NOT EXISTS "payment_order_trade_no_idx"
+ON "PaymentOrder" ("tradeNo");
diff --git a/lib/db/migrations/meta/_journal.json b/lib/db/migrations/meta/_journal.json
index 84f0b21ea..62a17f017 100644
--- a/lib/db/migrations/meta/_journal.json
+++ b/lib/db/migrations/meta/_journal.json
@@ -155,6 +155,13 @@
       "when": 1771150800000,
       "tag": "0035_add_points_system",
       "breakpoints": true
+    },
+    {
+      "idx": 22,
+      "version": "7",
+      "when": 1771209600000,
+      "tag": "0036_add_payment_orders",
+      "breakpoints": true
     }
   ]
 }
diff --git a/lib/db/schema.ts b/lib/db/schema.ts
index b4a2a385a..5d7389988 100644
--- a/lib/db/schema.ts
+++ b/lib/db/schema.ts
@@ -51,6 +51,30 @@ export const pointsLedger = pgTable("PointsLedger", {
 
 export type PointsLedger = InferSelectModel<typeof pointsLedger>;
 
+export const paymentOrder = pgTable("PaymentOrder", {
+  id: uuid("id").primaryKey().notNull().defaultRandom(),
+  userId: uuid("userId")
+    .notNull()
+    .references(() => user.id, { onDelete: "cascade" }),
+  provider: varchar("provider", { length: 32 }).notNull().default("dulupay"),
+  outTradeNo: varchar("outTradeNo", { length: 128 }).notNull().unique(),
+  tradeNo: varchar("tradeNo", { length: 128 }),
+  packageId: varchar("packageId", { length: 64 }),
+  points: integer("points").notNull().default(0),
+  amountCents: integer("amountCents").notNull().default(0),
+  currency: varchar("currency", { length: 8 }).notNull().default("CNY"),
+  payType: varchar("payType", { length: 32 }),
+  status: varchar("status", { length: 32 }).notNull().default("pending"),
+  paymentUrl: text("paymentUrl"),
+  rawCallback: jsonb("rawCallback"),
+  errorMessage: text("errorMessage"),
+  paidAt: timestamp("paidAt"),
+  createdAt: timestamp("createdAt").notNull().defaultNow(),
+  updatedAt: timestamp("updatedAt").notNull().defaultNow(),
+});
+
+export type PaymentOrder = InferSelectModel<typeof paymentOrder>;
+
 export const chat = pgTable("Chat", {
   id: uuid("id").primaryKey().notNull().defaultRandom(),
   createdAt: timestamp("createdAt").notNull(),
diff --git a/lib/payment/dulupay-config.ts b/lib/payment/dulupay-config.ts
new file mode 100644
index 000000000..494830a71
--- /dev/null
+++ b/lib/payment/dulupay-config.ts
@@ -0,0 +1,75 @@
+export const DULUPAY_CONFIG_KEY = "payment_dulupay_config";
+
+export type DulupayConfig = {
+  enabled: boolean;
+  version: "v1" | "v2";
+  baseUrl: string;
+  notifyUrl: string;
+  returnUrl: string;
+  // V1
+  pid: string;
+  key: string;
+  defaultType: string;
+  // V2
+  mchId: string;
+  appId: string;
+  merchantPrivateKey: string;
+  platformPublicKey: string;
+};
+
+export const defaultDulupayConfig: DulupayConfig = {
+  enabled: false,
+  version: "v1",
+  baseUrl: "https://www.dulupay.com",
+  notifyUrl: "",
+  returnUrl: "",
+  pid: "",
+  key: "",
+  defaultType: "alipay",
+  mchId: "",
+  appId: "",
+  merchantPrivateKey: "",
+  platformPublicKey: "",
+};
+
+function sanitizeText(value: unknown, maxLength: number) {
+  return String(value || "").trim().slice(0, maxLength);
+}
+
+export function normalizeDulupayConfig(value: unknown): DulupayConfig {
+  if (!value || typeof value !== "object") {
+    return defaultDulupayConfig;
+  }
+
+  const raw = value as Partial<DulupayConfig>;
+  const version = raw.version === "v2" ? "v2" : "v1";
+
+  return {
+    enabled: raw.enabled === true,
+    version,
+    baseUrl:
+      sanitizeText(raw.baseUrl, 255) || defaultDulupayConfig.baseUrl,
+    notifyUrl: sanitizeText(raw.notifyUrl, 500),
+    returnUrl: sanitizeText(raw.returnUrl, 500),
+    pid: sanitizeText(raw.pid, 128),
+    key: sanitizeText(raw.key, 500),
+    defaultType: sanitizeText(raw.defaultType, 64) || "alipay",
+    mchId: sanitizeText(raw.mchId, 128),
+    appId: sanitizeText(raw.appId, 128),
+    merchantPrivateKey: sanitizeText(raw.merchantPrivateKey, 6000),
+    platformPublicKey: sanitizeText(raw.platformPublicKey, 6000),
+  };
+}
+
+export function normalizeDulupayForPublic(value: unknown): DulupayConfig {
+  const config = normalizeDulupayConfig(value);
+  return {
+    ...config,
+    pid: "",
+    key: "",
+    mchId: "",
+    appId: "",
+    merchantPrivateKey: "",
+    platformPublicKey: "",
+  };
+}
diff --git a/lib/payment/dulupay.ts b/lib/payment/dulupay.ts
new file mode 100644
index 000000000..586187d9e
--- /dev/null
+++ b/lib/payment/dulupay.ts
@@ -0,0 +1,44 @@
+import { createHash } from "node:crypto";
+
+export function normalizeDulupayBaseUrl(baseUrl: string) {
+  const trimmed = String(baseUrl || "").trim();
+  if (!trimmed) return "https://www.dulupay.com";
+  return trimmed.replace(/\/+$/, "");
+}
+
+function toSignSource(
+  params: Record<string, string | number | null | undefined>,
+  key: string
+) {
+  const payload = Object.entries(params)
+    .filter(
+      ([name, value]) =>
+        name !== "sign" &&
+        name !== "sign_type" &&
+        value !== undefined &&
+        value !== null &&
+        String(value) !== ""
+    )
+    .sort(([a], [b]) => (a > b ? 1 : a < b ? -1 : 0))
+    .map(([name, value]) => `${name}=${value}`)
+    .join("&");
+
+  return `${payload}${key}`;
+}
+
+export function signDulupayV1(
+  params: Record<string, string | number | null | undefined>,
+  key: string
+) {
+  return createHash("md5").update(toSignSource(params, key), "utf8").digest("hex");
+}
+
+export function verifyDulupayV1Sign(
+  params: Record<string, string>,
+  key: string
+) {
+  const incomingSign = String(params.sign || "").trim().toLowerCase();
+  if (!incomingSign) return false;
+  const localSign = signDulupayV1(params, key);
+  return incomingSign === localSign;
+}