SCSS

Установка

pnpm add -D sass-embedded

Next.js

next.config.ts

const nextConfig = {
  /* config options here */
  sassOptions: {
    implementation: "sass-embedded",
    silenceDeprecations: ["legacy-js-api"],
  },
};

Vite

vite.config.ts

export default defineConfig({
  /* config options here */
  css: {
    preprocessorOptions: {
      sass: {
        api: "modern-compiler",
      },
    },
  },
});