remove google font build dependency

app/globals.css

@@ -13,6 +13,10 @@
 
 /* define design tokens (light mode) */
 :root {
+  --font-geist: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC",
+    "Helvetica Neue", Arial, sans-serif;
+  --font-geist-mono: "SFMono-Regular", "SF Mono", Menlo, Monaco, Consolas,
+    "Liberation Mono", "Courier New", monospace;
   --background: hsl(0 0% 100%);
   --foreground: hsl(240 10% 3.9%);
   --card: hsl(0 0% 100%);

app/layout.tsx

@@ -1,5 +1,4 @@
 import type { Metadata } from "next";
-import { Geist, Geist_Mono } from "next/font/google";
 import { Toaster } from "sonner";
 import { ThemeProvider } from "@/components/theme-provider";
 import { FaviconUpdater } from "@/components/favicon-updater";
@@ -42,18 +41,6 @@ export const viewport = {
   maximumScale: 1, // Disable auto-zoom on mobile Safari
 };
 
-const geist = Geist({
-  subsets: ["latin"],
-  display: "swap",
-  variable: "--font-geist",
-});
-
-const geistMono = Geist_Mono({
-  subsets: ["latin"],
-  display: "swap",
-  variable: "--font-geist-mono",
-});
-
 const LIGHT_THEME_COLOR = "hsl(0 0% 100%)";
 const DARK_THEME_COLOR = "hsl(240deg 10% 3.92%)";
 const THEME_COLOR_SCRIPT = `\
@@ -161,7 +148,6 @@ export default async function RootLayout({
   
   return (
     <html
-      className={`${geist.variable} ${geistMono.variable}`}
       // `next-themes` injects an extra classname to the body element to avoid
       // visual flicker before hydration. Hence the `suppressHydrationWarning`
       // prop is necessary to avoid the React hydration mismatch warning.