diff --git a/tonesc-red-packet/app/admin/[id]/page.tsx b/tonesc-red-packet/app/admin/[id]/page.tsx
index ddb20ee..022d49e 100644
--- a/tonesc-red-packet/app/admin/[id]/page.tsx
+++ b/tonesc-red-packet/app/admin/[id]/page.tsx
@@ -67,7 +67,7 @@ export default async function AdminRedPacketPage({ params }: Props) {
 
             <section className="rounded-lg border p-3">
                 <div className="text-gray-500 mb-1">红包规则</div>
-                <pre className="text-sm bg-gray-50 rounded p-2 overflow-x-auto">
+                <pre className="text-sm bg-gray-50 dark:bg-gray-900 rounded p-2 overflow-x-auto">
                     {JSON.stringify(redPacket.rule, null, 2)}
                 </pre>
             </section>
diff --git a/tonesc-red-packet/app/create/create-page.tsx b/tonesc-red-packet/app/create/create-page.tsx
index b819f5d..5fc030b 100644
--- a/tonesc-red-packet/app/create/create-page.tsx
+++ b/tonesc-red-packet/app/create/create-page.tsx
@@ -168,7 +168,7 @@ export function CreateRedPacketPage() {
     }
 
     return (
-        <div className="min-h-screen bg-gray-100 px-4 py-6">
+        <div className="min-h-screen bg-gray-100 dark:bg-zinc-900 px-4 py-6">
             <div className="mx-auto max-w-md space-y-5">
                 <h1 className="text-center text-2xl font-semibold">创建红包</h1>
 
@@ -318,7 +318,7 @@ export function CreateRedPacketPage() {
 /* ---------- UI helpers ---------- */
 
 function Card({ children }: { children: React.ReactNode }) {
-    return <div className="space-y-4 rounded-2xl bg-white p-4">{children}</div>
+    return <div className="space-y-4 rounded-2xl bg-white dark:bg-black p-4">{children}</div>
 }
 
 function Field({
diff --git a/tonesc-red-packet/app/layout.tsx b/tonesc-red-packet/app/layout.tsx
index 2497c1a..c6f78f7 100644
--- a/tonesc-red-packet/app/layout.tsx
+++ b/tonesc-red-packet/app/layout.tsx
@@ -24,7 +24,7 @@ export default function RootLayout({
   children: React.ReactNode;
 }>) {
   return (
-    <html lang="en">
+    <html lang="en" className="dark">
       <body
         className={`${geistSans.variable} ${geistMono.variable} antialiased`}
       >
diff --git a/tonesc-red-packet/app/server/actions/create-red-packet.ts b/tonesc-red-packet/app/server/actions/create-red-packet.ts
index df74df2..4eeed87 100644
--- a/tonesc-red-packet/app/server/actions/create-red-packet.ts
+++ b/tonesc-red-packet/app/server/actions/create-red-packet.ts
@@ -29,7 +29,7 @@ export async function createRedPacket(
 
         count: payload.count,
 
-        currencyName: payload.currency.name,
+        currencyName: payload.currency.name.trim(),
         currencyPrecision: payload.currency.precision,
 
         rule: payload.rule,
diff --git a/tonesc-red-packet/lib/validate-red-packet.ts b/tonesc-red-packet/lib/validate-red-packet.ts
index 40081b5..5970f2e 100644
--- a/tonesc-red-packet/lib/validate-red-packet.ts
+++ b/tonesc-red-packet/lib/validate-red-packet.ts
@@ -37,7 +37,7 @@ export function validateCreateRedPacketPayload(
     }
 
     /* 金额单位 */
-    if (!currency.name) {
+    if (!currency.name.trim()) {
         return { ok: false, message: "金额单位名称不能为空" }
     }
 
