diff --git a/common/shared/preset-build/__tests__/config.spec.ts b/common/shared/preset-build/__tests__/config.spec.ts
deleted file mode 100644
index 983f19175c..0000000000
--- a/common/shared/preset-build/__tests__/config.spec.ts
+++ /dev/null
@@ -1,35 +0,0 @@
-/**
- * Copyright 2023-present DreamNum Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import { describe, expect, it } from 'vitest';
-import { resolvePresetBuildOptions } from '../index';
-
-describe('resolvePresetBuildOptions', () => {
-    it('reads UMD prepend inputs from preset config and keeps CLI options as appenders', () => {
-        expect(resolvePresetBuildOptions({
-            umdAdditionalFiles: ['./polyfill.js'],
-            umdDeps: ['@univerjs/core', '@univerjs/ui'],
-        }, {
-            cleanup: true,
-            umdAdditionalFiles: ['./polyfill.js', './extra.js'],
-            umdDeps: ['@univerjs/ui', '@univerjs/docs'],
-        })).toEqual({
-            cleanup: true,
-            umdAdditionalFiles: ['./polyfill.js', './extra.js'],
-            umdDeps: ['@univerjs/core', '@univerjs/ui', '@univerjs/docs'],
-        });
-    });
-});
diff --git a/common/shared/preset-build/index.ts b/common/shared/preset-build/index.ts
index b84100d82d..f225a9bd90 100644
--- a/common/shared/preset-build/index.ts
+++ b/common/shared/preset-build/index.ts
@@ -121,6 +121,16 @@ export function resolvePresetBuildOptions(presetBuildConfig: IPresetBuildConfig
     return resolvedOptions;
 }
 
+export function createPresetModuleEntryGroups(entries: ReturnType<typeof getPresetModuleEntries>) {
+    const primaryEntries = entries.filter((entry) => entry.type === 'index' || entry.type === 'locale');
+    const isolatedEntries = entries.filter((entry) => entry.type !== 'index' && entry.type !== 'locale');
+
+    return [
+        ...(primaryEntries.length > 0 ? [primaryEntries] : []),
+        ...isolatedEntries.map((entry) => [entry]),
+    ];
+}
+
 export function removePresetOutputs(packageDir = process.cwd()) {
     for (const dir of CLEANUP_DIRECTORIES) {
         const targetDir = path.resolve(packageDir, dir);
@@ -163,11 +173,11 @@ export async function buildPresetPackage(options: IPresetBuildOptions = {}) {
     const plugins = createInputPlugins(packageDir);
     const userConfig = await loadUserConfig(resolvedOptions, packageDir);
     const moduleFormats: TModuleFormat[] = ['esm', 'cjs'];
-    const moduleConfigs = moduleFormats.flatMap((format) => {
-        return getPresetModuleEntries(packageDir).map((entry) => createModuleConfig({
+    const moduleConfigs = createPresetModuleEntryGroups(getPresetModuleEntries(packageDir)).flatMap((entries) => {
+        return moduleFormats.map((format) => createModuleConfig({
             baseConfig,
             enableObfuscation: false,
-            entry,
+            entries,
             externalPackages,
             facadeExternalPackages: externalPackages,
             format,
diff --git a/common/shared/tsdown/configs/module.ts b/common/shared/tsdown/configs/module.ts
index d8d09291c1..c10c3bde0c 100644
--- a/common/shared/tsdown/configs/module.ts
+++ b/common/shared/tsdown/configs/module.ts
@@ -17,6 +17,7 @@
 import type { UserConfig } from 'tsdown';
 import type { IEntryConfig } from '../types';
 import { defineConfig } from 'tsdown';
+import { createCssNoopInputOptions } from '../plugins/css-noop';
 import { createOutputAliasPlugin } from '../plugins/output-alias';
 import { createOutputObfuscatorPlugin } from '../plugins/output-obfuscator';
 
@@ -25,7 +26,7 @@ export type TModuleFormat = 'cjs' | 'esm';
 export interface ICreateModuleConfigOptions {
     baseConfig: Partial<UserConfig>;
     enableObfuscation: boolean;
-    entry: IEntryConfig;
+    entries: IEntryConfig[];
     externalPackages: string[];
     facadeExternalPackages: string[];
     format: TModuleFormat;
@@ -39,10 +40,12 @@ export interface ICreateModuleConfigOptions {
  * Creates the common ESM/CJS bundle config for a single package entry.
  */
 export function createModuleConfig(options: ICreateModuleConfigOptions): UserConfig {
-    const { baseConfig, enableObfuscation, entry, externalPackages, facadeExternalPackages, format, obfuscatorIgnorePatterns, outDir, packageDir, plugins } = options;
-    const neverBundle = entry.type === 'facade' ? facadeExternalPackages : externalPackages;
+    const { baseConfig, enableObfuscation, entries, externalPackages, facadeExternalPackages, format, obfuscatorIgnorePatterns, outDir, packageDir, plugins } = options;
+    const hasFacadeEntry = entries.some((entry) => entry.type === 'facade');
+    const hasIndexEntry = entries.some((entry) => entry.type === 'index');
+    const neverBundle = hasFacadeEntry ? facadeExternalPackages : externalPackages;
     const copyToRoot = format === 'esm';
-    const keepRootIndexCss = entry.type === 'index' && format === 'esm';
+    const keepRootIndexCss = hasIndexEntry && format === 'esm';
 
     return defineConfig({
         ...baseConfig,
@@ -50,8 +53,9 @@ export function createModuleConfig(options: ICreateModuleConfigOptions): UserCon
             neverBundle,
         },
         dts: false,
-        entry: { [entry.key]: entry.path },
+        entry: Object.fromEntries(entries.map((entry) => [entry.key, entry.path])),
         format,
+        inputOptions: keepRootIndexCss ? baseConfig.inputOptions : createCssNoopInputOptions(baseConfig.inputOptions),
         outputOptions: {
             codeSplitting: true,
             minify: enableObfuscation,
diff --git a/common/shared/tsdown/configs/umd.ts b/common/shared/tsdown/configs/umd.ts
index f678762785..30b689ec1a 100644
--- a/common/shared/tsdown/configs/umd.ts
+++ b/common/shared/tsdown/configs/umd.ts
@@ -18,6 +18,7 @@ import type { UserConfig } from 'tsdown';
 import type { IEntryConfig } from '../types';
 import { defineConfig } from 'tsdown';
 import { peerDepsMap } from '../data/peer-deps';
+import { createCssNoopInputOptions } from '../plugins/css-noop';
 import { createOutputAliasPlugin } from '../plugins/output-alias';
 import { createOutputObfuscatorPlugin } from '../plugins/output-obfuscator';
 
@@ -126,6 +127,7 @@ export function createUmdConfig(options: ICreateUmdConfigOptions): UserConfig {
         entry: { [entry.key]: entry.path },
         format: 'umd',
         globalName: getGlobalName(packageName, entry.key),
+        inputOptions: createCssNoopInputOptions(baseConfig.inputOptions),
         outDir,
         outputOptions: {
             entryFileNames: '[name].js',
diff --git a/common/shared/tsdown/index.ts b/common/shared/tsdown/index.ts
index 5d52f77225..7f1ad9a692 100644
--- a/common/shared/tsdown/index.ts
+++ b/common/shared/tsdown/index.ts
@@ -51,16 +51,26 @@ function createBuildContext(packageDir: string, options: IBuildOptions): IBuildC
 /**
  * Expands the package context into all required tsdown configs.
  */
-function createConfigs(context: IBuildContext, options: IBuildOptions) {
+function createModuleEntryGroups(entries: IBuildContext['entries']) {
+    const primaryEntries = entries.filter((entry) => entry.type === 'index' || entry.type === 'locale');
+    const isolatedEntries = entries.filter((entry) => entry.type !== 'index' && entry.type !== 'locale');
+
+    return [
+        ...(primaryEntries.length > 0 ? [primaryEntries] : []),
+        ...isolatedEntries.map((entry) => [entry]),
+    ];
+}
+
+export function createConfigs(context: IBuildContext, options: IBuildOptions) {
     const baseConfig = createBaseConfig(context);
     const moduleFormats: TModuleFormat[] = ['esm', 'cjs'];
     const enableObfuscation = context.packageJson.name.startsWith('@univerjs-pro/');
 
-    const moduleConfigs = context.entries.flatMap((entry) => {
+    const moduleConfigs = createModuleEntryGroups(context.entries).flatMap((entries) => {
         return moduleFormats.map((format) => createModuleConfig({
             baseConfig,
             enableObfuscation,
-            entry,
+            entries,
             externalPackages: context.externalPackages,
             facadeExternalPackages: context.facadeExternalPackages,
             format,
diff --git a/common/shared/tsdown/plugins/class-name-whitespace-cleanup.spec.ts b/common/shared/tsdown/plugins/class-name-whitespace-cleanup.spec.ts
index 86545c72c6..08cded1ec2 100644
--- a/common/shared/tsdown/plugins/class-name-whitespace-cleanup.spec.ts
+++ b/common/shared/tsdown/plugins/class-name-whitespace-cleanup.spec.ts
@@ -35,6 +35,25 @@ describe('cleanupClassNameTemplateWhitespace', () => {
         );
     });
 
+    it('should normalize whitespace for conditional clsx template arguments', () => {
+        const sourceCode = `
+            const value = clsx(
+                "univer-relative univer-transition-all univer-duration-150",
+                isDraggingItem && "univer-opacity-0",
+                dragOverId === itemId && !isDraggingItem && \`
+                  univer-bg-primary-50/60
+                  dark:!univer-bg-primary-900/20
+                  univer-rounded univer-border univer-border-primary-200
+                  dark:!univer-border-primary-700
+                \`
+            );
+        `;
+
+        expect(cleanupClassNameTemplateWhitespace(sourceCode, '/tmp/example.tsx')).toContain(
+            'dragOverId === itemId && !isDraggingItem && "univer-bg-primary-50/60 dark:!univer-bg-primary-900/20 univer-rounded univer-border univer-border-primary-200 dark:!univer-border-primary-700"'
+        );
+    });
+
     it('should normalize whitespace for className template literals', () => {
         const sourceCode = `
             const value = (
@@ -52,6 +71,76 @@ describe('cleanupClassNameTemplateWhitespace', () => {
         );
     });
 
+    it('should normalize whitespace for className string literals', () => {
+        const sourceCode = `
+            const value = (
+                <button
+                    className="
+                      univer-flex univer-cursor-pointer univer-items-center univer-justify-center
+                      univer-border-none
+                      hover:univer-opacity-70
+                    "
+                />
+            );
+        `;
+
+        expect(cleanupClassNameTemplateWhitespace(sourceCode, '/tmp/example.tsx')).toContain(
+            'className="univer-flex univer-cursor-pointer univer-items-center univer-justify-center univer-border-none hover:univer-opacity-70"'
+        );
+    });
+
+    it('should normalize whitespace for compiled className properties', () => {
+        const sourceCode = `
+            jsx("button", {
+                className: "\\n                  univer-flex univer-cursor-pointer univer-items-center univer-justify-center\\n                  univer-border-none\\n                  hover:univer-opacity-70\\n                ",
+                type: "button",
+            });
+        `;
+
+        expect(cleanupClassNameTemplateWhitespace(sourceCode, '/tmp/example.js')).toContain(
+            'className: "univer-flex univer-cursor-pointer univer-items-center univer-justify-center univer-border-none hover:univer-opacity-70"'
+        );
+    });
+
+    it('should normalize whitespace inside cva definitions', () => {
+        const sourceCode = `
+            const buttonVariants = cva(
+                \`
+                  univer-box-border univer-inline-flex univer-cursor-pointer
+                  disabled:univer-pointer-events-none
+                \`,
+                {
+                    variants: {
+                        variant: {
+                            primary: \`
+                              univer-border-primary-600 univer-bg-primary-600 univer-text-white
+                              hover:univer-bg-primary-500
+                            \`,
+                        },
+                    },
+                    compoundVariants: [{
+                        className: \`
+                          univer-gap-1 univer-rounded
+                          dark:!univer-bg-gray-700
+                        \`,
+                    }],
+                }
+            );
+        `;
+
+        const cleanedCode = cleanupClassNameTemplateWhitespace(sourceCode, '/tmp/example.tsx');
+
+        expect(cleanedCode).toContain(
+            'cva(\n                "univer-box-border univer-inline-flex univer-cursor-pointer disabled:univer-pointer-events-none",'
+        );
+        expect(cleanedCode).toContain(
+            'primary: "univer-border-primary-600 univer-bg-primary-600 univer-text-white hover:univer-bg-primary-500"'
+        );
+        expect(cleanedCode).toContain(
+            'className: "univer-gap-1 univer-rounded dark:!univer-bg-gray-700"'
+        );
+    });
+
     it('should not touch unrelated template literals', () => {
         const sourceCode = 'const message = ` hello\\n  world `;';
 
diff --git a/common/shared/tsdown/plugins/class-name-whitespace-cleanup.ts b/common/shared/tsdown/plugins/class-name-whitespace-cleanup.ts
index e1e397ef6b..c8c3336018 100644
--- a/common/shared/tsdown/plugins/class-name-whitespace-cleanup.ts
+++ b/common/shared/tsdown/plugins/class-name-whitespace-cleanup.ts
@@ -56,21 +56,81 @@ function normalizeClassNameWhitespace(value: string) {
     return value.replace(/\s+/g, ' ').trim();
 }
 
+function mayContainCleanupTarget(sourceCode: string) {
+    return /(?:className|clsx\s*\(|cva\s*\()/.test(sourceCode)
+        && /(?:\s{2,}|\\[nr])/.test(sourceCode);
+}
+
 function isClsxIdentifier(node: ts.Expression) {
     return ts.isIdentifier(node) && node.text === 'clsx';
 }
 
-function isClsxTemplate(node: ts.NoSubstitutionTemplateLiteral) {
-    return ts.isCallExpression(node.parent)
-        && node.parent.arguments.includes(node)
-        && isClsxIdentifier(node.parent.expression);
+function isCvaIdentifier(node: ts.Expression) {
+    return ts.isIdentifier(node) && node.text === 'cva';
 }
 
-function isClassNameTemplate(node: ts.NoSubstitutionTemplateLiteral) {
+function isStaticStringLiteral(node: ts.Node): node is ts.NoSubstitutionTemplateLiteral | ts.StringLiteral {
+    return ts.isNoSubstitutionTemplateLiteral(node) || ts.isStringLiteral(node);
+}
+
+function isClassNameIdentifier(name: ts.PropertyName | ts.JsxAttributeName) {
+    return ts.isIdentifier(name) && name.text === 'className';
+}
+
+function isClsxArgument(node: ts.Expression) {
+    let current: ts.Node = node;
+
+    while (current.parent) {
+        if (ts.isCallExpression(current.parent)) {
+            return current.parent.arguments.includes(current as ts.Expression)
+                && isClsxIdentifier(current.parent.expression);
+        }
+
+        current = current.parent;
+    }
+
+    return false;
+}
+
+function isClassNameJsxAttributeValue(node: ts.Expression) {
+    if (ts.isJsxAttribute(node.parent)) {
+        return node.parent.initializer === node && isClassNameIdentifier(node.parent.name);
+    }
+
     return ts.isJsxExpression(node.parent)
+        && node.parent.expression === node
         && ts.isJsxAttribute(node.parent.parent)
-        && ts.isIdentifier(node.parent.parent.name)
-        && node.parent.parent.name.text === 'className';
+        && isClassNameIdentifier(node.parent.parent.name);
+}
+
+function isClassNamePropertyValue(node: ts.Expression) {
+    return ts.isPropertyAssignment(node.parent)
+        && node.parent.initializer === node
+        && (
+            isClassNameIdentifier(node.parent.name)
+            || (ts.isStringLiteral(node.parent.name) && node.parent.name.text === 'className')
+        );
+}
+
+function isInsideCvaCall(node: ts.Node) {
+    let current: ts.Node | undefined = node.parent;
+
+    while (current) {
+        if (ts.isCallExpression(current) && isCvaIdentifier(current.expression)) {
+            return true;
+        }
+
+        current = current.parent;
+    }
+
+    return false;
+}
+
+function isClassNameWhitespaceTarget(node: ts.NoSubstitutionTemplateLiteral | ts.StringLiteral) {
+    return isClsxArgument(node)
+        || isClassNameJsxAttributeValue(node)
+        || isClassNamePropertyValue(node)
+        || isInsideCvaCall(node);
 }
 
 function applyTextEdits(sourceCode: string, edits: ITextEdit[]) {
@@ -80,7 +140,7 @@ function applyTextEdits(sourceCode: string, edits: ITextEdit[]) {
 }
 
 export function cleanupClassNameTemplateWhitespace(sourceCode: string, filePath: string) {
-    if (!shouldProcessFile(filePath)) {
+    if (!shouldProcessFile(filePath) || !mayContainCleanupTarget(sourceCode)) {
         return sourceCode;
     }
 
@@ -88,7 +148,7 @@ export function cleanupClassNameTemplateWhitespace(sourceCode: string, filePath:
     const edits: ITextEdit[] = [];
 
     function visit(node: ts.Node) {
-        if (ts.isNoSubstitutionTemplateLiteral(node) && (isClsxTemplate(node) || isClassNameTemplate(node))) {
+        if (isStaticStringLiteral(node) && isClassNameWhitespaceTarget(node)) {
             const normalized = normalizeClassNameWhitespace(node.text);
 
             if (normalized !== node.text) {
diff --git a/common/shared/tsdown/plugins/css-noop.ts b/common/shared/tsdown/plugins/css-noop.ts
new file mode 100644
index 0000000000..49b4e9df8e
--- /dev/null
+++ b/common/shared/tsdown/plugins/css-noop.ts
@@ -0,0 +1,108 @@
+/**
+ * Copyright 2023-present DreamNum Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import type { UserConfig } from 'tsdown';
+
+const CSS_NOOP_PLUGIN_NAME = 'univer-css-noop';
+const CSS_IMPORT_RE = /\.(?:css|less|sass|scss|styl|stylus)(?:$|\?)/;
+const CSS_NOOP_ID_PREFIX = '\0univer-css-noop:';
+const CSS_NOOP_ID_RE = /^\0univer-css-noop:/;
+
+type TInputOptions = NonNullable<UserConfig['inputOptions']>;
+type TInputOptionsFunction = Extract<TInputOptions, (...args: any[]) => any>;
+type TInputOptionsObject = Exclude<TInputOptions, (...args: any[]) => any>;
+
+function toPluginArray(plugins: unknown): any[] {
+    return Array.isArray(plugins)
+        ? plugins
+        : plugins
+            ? [plugins]
+            : [];
+}
+
+function withoutCssNoopPlugin(plugins: any[]) {
+    return plugins.filter((plugin) => !plugin || plugin.name !== CSS_NOOP_PLUGIN_NAME);
+}
+
+export function createCssNoopPlugin() {
+    let nextId = 0;
+
+    return {
+        name: CSS_NOOP_PLUGIN_NAME,
+        resolveId: {
+            filter: { id: CSS_IMPORT_RE },
+            handler() {
+                return `${CSS_NOOP_ID_PREFIX}${nextId++}`;
+            },
+        },
+        load: {
+            filter: { id: CSS_NOOP_ID_RE },
+            handler() {
+                return {
+                    code: 'export default {};',
+                    moduleSideEffects: false,
+                    moduleType: 'js',
+                };
+            },
+        },
+    };
+}
+
+function prependCssNoopPlugin(plugins: any[]) {
+    return [
+        createCssNoopPlugin(),
+        ...withoutCssNoopPlugin(plugins),
+    ];
+}
+
+export function createCssNoopInputOptions(inputOptions?: TInputOptions): TInputOptionsFunction {
+    return (async (defaultOptions: { plugins?: unknown }, ...args: any[]) => {
+        const defaultPlugins = toPluginArray(defaultOptions.plugins);
+
+        if (!inputOptions) {
+            return {
+                plugins: prependCssNoopPlugin(defaultPlugins),
+            };
+        }
+
+        if (typeof inputOptions === 'function') {
+            const defaultOptionsWithCssNoop = {
+                ...defaultOptions,
+                plugins: prependCssNoopPlugin(defaultPlugins),
+            };
+            const resolvedOptions = await (inputOptions as any)(defaultOptionsWithCssNoop, ...args);
+
+            if (!resolvedOptions) {
+                return defaultOptionsWithCssNoop;
+            }
+
+            return {
+                ...resolvedOptions,
+                plugins: prependCssNoopPlugin(toPluginArray(resolvedOptions.plugins ?? defaultOptionsWithCssNoop.plugins)),
+            };
+        }
+
+        const inputOptionsObject = inputOptions as TInputOptionsObject & { plugins?: unknown };
+
+        return {
+            ...inputOptionsObject,
+            plugins: prependCssNoopPlugin([
+                ...toPluginArray(inputOptionsObject.plugins),
+                ...defaultPlugins,
+            ]),
+        };
+    }) as TInputOptionsFunction;
+}
diff --git a/packages/design/src/components/badge/Badge.tsx b/packages/design/src/components/badge/Badge.tsx
index 07da0826f1..c3db2ce06b 100644
--- a/packages/design/src/components/badge/Badge.tsx
+++ b/packages/design/src/components/badge/Badge.tsx
@@ -47,11 +47,11 @@ export function Badge(props: IBadgeProps) {
 
             {closable && (
                 <button
-                    className={`
+                    className="
                       univer-flex univer-cursor-pointer univer-items-center univer-justify-center univer-border-none
                       univer-p-0 univer-outline-none univer-transition-opacity
                       hover:univer-opacity-70
-                    `}
+                    "
                     type="button"
                     aria-label="Close badge"
                     onClick={onClose}