diff --git a/landing/components/sections/FAQSection.vue b/landing/components/sections/FAQSection.vue
index 3cb37f11..b40ae805 100644
--- a/landing/components/sections/FAQSection.vue
+++ b/landing/components/sections/FAQSection.vue
@@ -84,6 +84,14 @@ const faqIcons = [
 <style scoped>
 .faq-section {
   position: relative;
+  --faq-title-gradient: linear-gradient(135deg, #e0e6ff 0%, #ffd700 100%);
+  --faq-subtitle-color: #8892b0;
+  --faq-panel-bg: rgba(10, 10, 15, 0.8);
+  --faq-panel-border: rgba(0, 240, 255, 0.08);
+  --faq-panel-question: #e0e6ff;
+  --faq-panel-answer: #8892b0;
+  --faq-panel-hover-shadow: 0 8px 32px rgba(0, 240, 255, 0.06);
+  --faq-panel-hover-border: rgba(0, 240, 255, 0.2);
 }
 
 .faq-section__header {
@@ -100,7 +108,7 @@ const faqIcons = [
   letter-spacing: -0.03em;
   line-height: 1.15;
   margin-bottom: 16px;
-  background: linear-gradient(135deg, #e0e6ff 0%, #ffd700 100%);
+  background: var(--faq-title-gradient);
   -webkit-background-clip: text;
   background-clip: text;
   -webkit-text-fill-color: transparent;
@@ -108,7 +116,7 @@ const faqIcons = [
 
 .faq-section__subtitle {
   font-size: 1.1rem;
-  color: #8892b0;
+  color: var(--faq-subtitle-color);
   line-height: 1.6;
   margin: 0;
 }
@@ -134,9 +142,10 @@ const faqIcons = [
 
 .faq-section__panel {
   border-radius: 16px !important;
-  background: rgba(10, 10, 15, 0.8) !important;
-  border: 1px solid rgba(0, 240, 255, 0.08) !important;
+  background: var(--faq-panel-bg) !important;
+  border: 1px solid var(--faq-panel-border) !important;
   backdrop-filter: blur(12px);
+  color: var(--faq-panel-question) !important;
   transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
   overflow: hidden;
   animation: faqFadeIn 0.5s ease both;
@@ -145,8 +154,8 @@ const faqIcons = [
 
 .faq-section__panel:hover {
   transform: translateY(-2px);
-  border-color: rgba(0, 240, 255, 0.2) !important;
-  box-shadow: 0 8px 32px rgba(0, 240, 255, 0.06);
+  border-color: var(--faq-panel-hover-border) !important;
+  box-shadow: var(--faq-panel-hover-shadow);
 }
 
 .faq-section__panel::after {
@@ -160,6 +169,8 @@ const faqIcons = [
 .faq-section__panel-title {
   padding: 20px 24px !important;
   min-height: unset !important;
+  background: transparent !important;
+  color: var(--faq-panel-question) !important;
 }
 
 :deep(.faq-section__panel-title .v-expansion-panel-title__overlay) {
@@ -198,17 +209,18 @@ const faqIcons = [
   font-size: 1rem;
   font-weight: 600;
   line-height: 1.4;
-  color: #e0e6ff;
+  color: var(--faq-panel-question);
 }
 
 :deep(.faq-section__panel-text .v-expansion-panel-text__wrapper) {
   padding: 0 24px 20px 82px !important;
+  background: transparent !important;
 }
 
 .faq-section__answer {
   font-size: 0.95rem;
   line-height: 1.7;
-  color: #8892b0;
+  color: var(--faq-panel-answer);
 }
 
 .faq-section__answer :deep(a) {
@@ -300,32 +312,28 @@ const faqIcons = [
 }
 
 /* Light Theme */
-.v-theme--light .faq-section__title {
-  background: linear-gradient(135deg, #1e293b 0%, #d97706 100%);
-  -webkit-background-clip: text;
-  background-clip: text;
-  -webkit-text-fill-color: transparent;
+:global(.v-theme--light) .faq-section,
+:global(html.light) .faq-section {
+  --faq-title-gradient: linear-gradient(135deg, #1e293b 0%, #d97706 100%);
+  --faq-subtitle-color: #475569;
+  --faq-panel-bg: rgba(255, 255, 255, 0.75);
+  --faq-panel-border: rgba(0, 0, 0, 0.06);
+  --faq-panel-question: #1e293b;
+  --faq-panel-answer: #475569;
+  --faq-panel-hover-shadow: 0 8px 32px rgba(0, 180, 200, 0.08);
+  --faq-panel-hover-border: rgba(0, 240, 255, 0.2);
 }
 
-.v-theme--light .faq-section__subtitle {
-  color: #475569;
-}
-
-.v-theme--light .faq-section__panel {
-  background: rgba(255, 255, 255, 0.75) !important;
-  border-color: rgba(0, 0, 0, 0.06) !important;
-}
-
-.v-theme--light .faq-section__panel:hover {
-  box-shadow: 0 8px 32px rgba(0, 180, 200, 0.08);
-}
-
-.v-theme--light .faq-section__panel-question {
-  color: #1e293b;
-}
-
-.v-theme--light .faq-section__answer {
-  color: #475569;
+:global(.v-theme--dark) .faq-section,
+:global(html.dark) .faq-section {
+  --faq-title-gradient: linear-gradient(135deg, #e0e6ff 0%, #ffd700 100%);
+  --faq-subtitle-color: #8892b0;
+  --faq-panel-bg: rgba(10, 10, 15, 0.8);
+  --faq-panel-border: rgba(0, 240, 255, 0.08);
+  --faq-panel-question: #e0e6ff;
+  --faq-panel-answer: #8892b0;
+  --faq-panel-hover-shadow: 0 8px 32px rgba(0, 240, 255, 0.06);
+  --faq-panel-hover-border: rgba(0, 240, 255, 0.2);
 }
 
 @media (max-width: 960px) {
diff --git a/landing/composables/useBrowserTheme.ts b/landing/composables/useBrowserTheme.ts
index e711992d..3710c667 100644
--- a/landing/composables/useBrowserTheme.ts
+++ b/landing/composables/useBrowserTheme.ts
@@ -42,6 +42,10 @@ export const useBrowserTheme = () => {
   const applyDocumentTheme = (name: ThemeName) => {
     if (!import.meta.client) return;
 
+    document.documentElement.classList.toggle("dark", name === "dark");
+    document.documentElement.classList.toggle("light", name === "light");
+    document.documentElement.style.colorScheme = name;
+
     document.querySelectorAll(".v-application").forEach((app) => {
       app.classList.toggle("v-theme--dark", name === "dark");
       app.classList.toggle("v-theme--light", name === "light");
diff --git a/package.json b/package.json
index e238aae3..39412bf2 100644
--- a/package.json
+++ b/package.json
@@ -311,6 +311,7 @@
       "target": [
         "nsis"
       ],
+      "executableName": "AgentTeamsAI",
       "icon": "resources/icons/win/icon.ico"
     },
     "linux": {
@@ -348,7 +349,8 @@
       "artifactName": "Agent.Teams.AI.Setup.${version}.${ext}",
       "oneClick": false,
       "perMachine": false,
-      "allowToChangeInstallationDirectory": true
+      "allowToChangeInstallationDirectory": true,
+      "shortcutName": "Agent Teams AI"
     },
     "publish": [
       {
diff --git a/scripts/electron-builder/afterPack.cjs b/scripts/electron-builder/afterPack.cjs
index 3ddcff23..6ed0f8e8 100644
--- a/scripts/electron-builder/afterPack.cjs
+++ b/scripts/electron-builder/afterPack.cjs
@@ -92,9 +92,7 @@ function shouldKeepNodePtyPrebuild(entryName, platform, archLabel) {
 
   if (platform === 'darwin' && archLabel === 'universal') {
     return (
-      entryName === 'darwin-universal' ||
-      entryName === 'darwin-arm64' ||
-      entryName === 'darwin-x64'
+      entryName === 'darwin-universal' || entryName === 'darwin-arm64' || entryName === 'darwin-x64'
     );
   }
 
@@ -154,11 +152,85 @@ async function pruneNodePtyArtifacts(appOutDir, platform, archLabel) {
         removedPaths.push(absolutePath);
       }
     }
+
+    const hasTargetPrebuild = await hasNodePtyTargetPrebuild(nodePtyRoot, platform, archLabel);
+    if (!hasTargetPrebuild) {
+      continue;
+    }
+
+    for (const buildName of ['Release', 'Debug']) {
+      const buildDir = path.join(nodePtyRoot, 'build', buildName);
+      if (!(await directoryExists(buildDir))) {
+        continue;
+      }
+
+      if (await containsIncompatibleNativeBinary(buildDir, platform, archLabel)) {
+        await fs.promises.rm(buildDir, { recursive: true, force: true });
+        removedPaths.push(buildDir);
+      }
+    }
   }
 
   return removedPaths;
 }
 
+async function directoryExists(dirPath) {
+  try {
+    const stat = await fs.promises.stat(dirPath);
+    return stat.isDirectory();
+  } catch {
+    return false;
+  }
+}
+
+async function hasNodePtyTargetPrebuild(nodePtyRoot, platform, archLabel) {
+  const prebuildsDir = path.join(nodePtyRoot, 'prebuilds');
+  let entries;
+  try {
+    entries = await fs.promises.readdir(prebuildsDir, { withFileTypes: true });
+  } catch {
+    return false;
+  }
+
+  for (const entry of entries) {
+    if (!entry.isDirectory() || !shouldKeepNodePtyPrebuild(entry.name, platform, archLabel)) {
+      continue;
+    }
+
+    const ptyNativePath = path.join(prebuildsDir, entry.name, 'pty.node');
+    if (await fileExists(ptyNativePath)) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
+async function fileExists(filePath) {
+  try {
+    const stat = await fs.promises.stat(filePath);
+    return stat.isFile();
+  } catch {
+    return false;
+  }
+}
+
+async function containsIncompatibleNativeBinary(rootDir, targetPlatform, targetArch) {
+  const files = await walkFiles(rootDir);
+  for (const filePath of files) {
+    const metadata = await detectBinaryMetadata(filePath);
+    if (!metadata) {
+      continue;
+    }
+
+    if (!isBinaryCompatible(metadata.format, metadata.archs, targetPlatform, targetArch)) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
 function findNodeModulesSequence(segments, sequence) {
   for (let index = 0; index <= segments.length - sequence.length; index += 1) {
     let matches = true;
@@ -332,12 +404,7 @@ function parseElf(buffer) {
   if (buffer.length < 20) {
     return null;
   }
-  if (
-    buffer[0] !== 0x7f ||
-    buffer[1] !== 0x45 ||
-    buffer[2] !== 0x4c ||
-    buffer[3] !== 0x46
-  ) {
+  if (buffer[0] !== 0x7f || buffer[1] !== 0x45 || buffer[2] !== 0x4c || buffer[3] !== 0x46) {
     return null;
   }
 
@@ -454,11 +521,7 @@ async function afterPack(context) {
 
   const removedPaths = [
     ...(await pruneNodePtyArtifacts(context.appOutDir, targetPlatform, targetArch)),
-    ...(await pruneKnownIncompatibleNativeArtifacts(
-      context.appOutDir,
-      targetPlatform,
-      targetArch
-    )),
+    ...(await pruneKnownIncompatibleNativeArtifacts(context.appOutDir, targetPlatform, targetArch)),
   ];
   const mismatches = await validateNativeBinaries(context.appOutDir, targetPlatform, targetArch);
 
diff --git a/src/features/runtime-provider-management/main/infrastructure/AgentTeamsRuntimeProviderManagementCliClient.ts b/src/features/runtime-provider-management/main/infrastructure/AgentTeamsRuntimeProviderManagementCliClient.ts
index 74dd732a..493956c5 100644
--- a/src/features/runtime-provider-management/main/infrastructure/AgentTeamsRuntimeProviderManagementCliClient.ts
+++ b/src/features/runtime-provider-management/main/infrastructure/AgentTeamsRuntimeProviderManagementCliClient.ts
@@ -30,6 +30,7 @@ import type { ChildProcessWithoutNullStreams } from 'child_process';
 
 const PROBE_COMMAND_TIMEOUT_MS = 90_000;
 const COMMAND_TIMEOUT_MS = PROBE_COMMAND_TIMEOUT_MS;
+const COMMAND_MAX_BUFFER_BYTES = 8 * 1024 * 1024;
 const COMMAND_ERROR_DETAIL_LIMIT = 1_600;
 const COMMAND_OUTPUT_PREVIEW_LIMIT = 1_200;
 const ESCAPE_CHARACTER = String.fromCharCode(27);
@@ -870,8 +871,12 @@ function appendOptionalArg(args: string[], name: string, value: string | null |
 function runtimeProviderCommandOptions<T extends { env: NodeJS.ProcessEnv }>(
   options: T,
   projectPath: string | null
-): T & { cwd?: string } {
-  return projectPath ? { ...options, cwd: projectPath } : options;
+): T & { cwd?: string; maxBuffer: number } {
+  const commandOptions = {
+    ...options,
+    maxBuffer: COMMAND_MAX_BUFFER_BYTES,
+  };
+  return projectPath ? { ...commandOptions, cwd: projectPath } : commandOptions;
 }
 
 async function resolveCliEnv(): Promise<{
diff --git a/src/features/runtime-provider-management/renderer/ui/RuntimeProviderManagementPanelView.tsx b/src/features/runtime-provider-management/renderer/ui/RuntimeProviderManagementPanelView.tsx
index 014b390b..abdab89c 100644
--- a/src/features/runtime-provider-management/renderer/ui/RuntimeProviderManagementPanelView.tsx
+++ b/src/features/runtime-provider-management/renderer/ui/RuntimeProviderManagementPanelView.tsx
@@ -13,6 +13,7 @@ import {
   SelectValue,
 } from '@renderer/components/ui/select';
 import { Tabs, TabsContent, TabsList, TabsTrigger } from '@renderer/components/ui/tabs';
+import { cn } from '@renderer/lib/utils';
 import {
   compareOpenCodeTeamModelRecommendations,
   getOpenCodeTeamModelRecommendation,
@@ -819,7 +820,10 @@ const RuntimeProviderErrorAlert = ({
             type="button"
             size="sm"
             variant="ghost"
-            className="h-6 shrink-0 px-2 text-[11px]"
+            className={cn(
+              'h-6 shrink-0 px-2 text-[11px]',
+              !copied && 'member-launch-diagnostics-pulse'
+            )}
             title={copied ? 'Diagnostics copied' : 'Copy diagnostics'}
             aria-label={copied ? 'Diagnostics copied' : 'Copy diagnostics'}
             onClick={(event) => {
diff --git a/test/main/build/electronBuilderAfterPack.test.ts b/test/main/build/electronBuilderAfterPack.test.ts
index 150cbaf8..25d189ec 100644
--- a/test/main/build/electronBuilderAfterPack.test.ts
+++ b/test/main/build/electronBuilderAfterPack.test.ts
@@ -134,6 +134,62 @@ describe('electron-builder afterPack', () => {
     expect(fs.existsSync(path.join(prebuildsDir, 'darwin-x64'))).toBe(false);
   });
 
+  it('prunes host node-pty build outputs when a matching target prebuild exists', async () => {
+    const tempDir = createTempDir();
+    tempDirs.push(tempDir);
+    const nodePtyDir = path.join(
+      tempDir,
+      'resources',
+      'app.asar.unpacked',
+      'node_modules',
+      'node-pty'
+    );
+    const releaseDir = path.join(nodePtyDir, 'build', 'Release');
+    const prebuildDir = path.join(nodePtyDir, 'prebuilds', 'win32-x64');
+
+    writeFile(path.join(tempDir, 'AgentTeamsAI.exe'), createPortableExecutableBuffer('x64'));
+    writeFile(path.join(releaseDir, 'pty.node'), createMachOBuffer('arm64'));
+    writeFile(path.join(releaseDir, 'spawn-helper'), createMachOBuffer('arm64'));
+    writeFile(path.join(prebuildDir, 'pty.node'), createPortableExecutableBuffer('x64'));
+    writeFile(path.join(prebuildDir, 'conpty.node'), createPortableExecutableBuffer('x64'));
+
+    await afterPackModule({
+      appOutDir: tempDir,
+      electronPlatformName: 'win32',
+      arch: 1,
+    });
+
+    expect(fs.existsSync(releaseDir)).toBe(false);
+    expect(fs.existsSync(path.join(prebuildDir, 'pty.node'))).toBe(true);
+  });
+
+  it('keeps incompatible node-pty build outputs when no target prebuild exists', async () => {
+    const tempDir = createTempDir();
+    tempDirs.push(tempDir);
+    const releaseDir = path.join(
+      tempDir,
+      'resources',
+      'app.asar.unpacked',
+      'node_modules',
+      'node-pty',
+      'build',
+      'Release'
+    );
+
+    writeFile(path.join(tempDir, 'agent-teams-ai'), createElfBuffer('x64'));
+    writeFile(path.join(releaseDir, 'pty.node'), createMachOBuffer('arm64'));
+
+    await expect(
+      afterPackModule({
+        appOutDir: tempDir,
+        electronPlatformName: 'linux',
+        arch: 1,
+      })
+    ).rejects.toThrow('Found incompatible native binaries in linux-x64 bundle after pruning');
+
+    expect(fs.existsSync(releaseDir)).toBe(true);
+  });
+
   it('fails validation when a foreign-arch native binary remains in the bundle', async () => {
     const tempDir = createTempDir();
     tempDirs.push(tempDir);
diff --git a/test/main/features/runtime-provider-management/AgentTeamsRuntimeProviderManagementCliClient.test.ts b/test/main/features/runtime-provider-management/AgentTeamsRuntimeProviderManagementCliClient.test.ts
index c9c6fc5c..a916ddde 100644
--- a/test/main/features/runtime-provider-management/AgentTeamsRuntimeProviderManagementCliClient.test.ts
+++ b/test/main/features/runtime-provider-management/AgentTeamsRuntimeProviderManagementCliClient.test.ts
@@ -1380,6 +1380,7 @@ describe('AgentTeamsRuntimeProviderManagementCliClient', () => {
       ],
       expect.objectContaining({ cwd: '/Users/test/project' })
     );
+    expect(execCliMock.mock.calls[0]?.[2]).toMatchObject({ maxBuffer: 8 * 1024 * 1024 });
     expect(JSON.stringify(execCliMock.mock.calls[0])).not.toContain('undefined');
   });