docs(nx-dev): update hero section (#31460)

Update tagline.

Author: bcabanes

README.md

@@ -72,14 +72,14 @@ export function DocViewer({
         title={vm.title + ' | Nx'}
         description={
           vm.description ??
-          'Build system, optimized for monorepos, with AI-powered architectural awareness and advanced CI capabilities.'
+          'An AI-first build platform that connects everything from your editor to CI. Helping you deliver fast, without breaking things.'
         }
         openGraph={{
           url: 'https://nx.dev' + router.asPath,
           title: vm.title,
           description:
             vm.description ??
-            'Build system, optimized for monorepos, with AI-powered architectural awareness and advanced CI capabilities.',
+            'An AI-first build platform that connects everything from your editor to CI. Helping you deliver fast, without breaking things.',
           images: [
             {
               url: `https://nx.dev/images/open-graph/${router.asPath

docs/shared/recipes/running-tasks/self-hosted-caching.md

@@ -26,7 +26,7 @@ export function PackageSchemaViewer({
     seo: {
       title: `${pkg.packageName}:${schema.name} | Nx`,
       description:
-        'Build system, optimized for monorepos, with AI-powered architectural awareness and advanced CI capabilities.',
+        'An AI-first build platform that connects everything from your editor to CI. Helping you deliver fast, without breaking things.',
       imageUrl: `https://nx.dev/images/open-graph/${router.asPath
         .replace('/', '')
         .replace(/\//gi, '-')}.jpg`,

nx-dev/feature-doc-viewer/src/lib/doc-viewer.tsx

@@ -30,12 +30,12 @@ export default function CustomApp({
       <FrontendObservability />
       <DefaultSeo
         title="Nx: Smart Repos · Fast Builds"
-        description="Build system, optimized for monorepos, with AI-powered architectural awareness and advanced CI capabilities."
+        description="An AI-first build platform that connects everything from your editor to CI. Helping you deliver fast, without breaking things."
         openGraph={{
           url: 'https://nx.dev' + router.asPath,
           title: 'Nx: Smart Repos · Fast Builds',
           description:
-            'Build system, optimized for monorepos, with AI-powered architectural awareness and advanced CI capabilities.',
+            'An AI-first build platform that connects everything from your editor to CI. Helping you deliver fast, without breaking things.',
           images: [
             {
               url: 'https://nx.dev/images/nx-media.jpg',

nx-dev/feature-package-schema-viewer/src/lib/package-schema-viewer.tsx

@@ -24,7 +24,7 @@ export default function Index(): JSX.Element {
           url: 'https://nx.dev',
           title: 'Nx: Smart Repos · Fast Builds',
           description:
-            'Build system, optimized for monorepos, with AI-powered architectural awareness and advanced CI capabilities.',
+            'An AI-first build platform that connects everything from your editor to CI. Helping you deliver fast, without breaking things.',
           images: [
             {
               url: 'https://nx.dev/socials/nx-media.png',

nx-dev/nx-dev/pages/_app.tsx

@@ -31,10 +31,16 @@ export function Hero(): ReactElement {
             variant="subtitle"
             className="mx-auto mt-6 max-w-3xl"
           >
-            <Strong>Build system</Strong>, optimized for monorepos, with{' '}
-            <Strong>AI-powered</Strong> <br className="hidden md:block" />
-            architectural awareness and <Strong>advanced CI</Strong>{' '}
-            capabilities.
+            An{' '}
+            <strong className="rounded-lg bg-gradient-to-r from-pink-500 to-fuchsia-500 bg-clip-text text-transparent">
+              AI-first
+            </strong>{' '}
+            build platform that connects everything{' '}
+            <strong className="rounded-lg bg-gradient-to-r from-cyan-500 to-blue-500 bg-clip-text text-transparent">
+              from your editor to CI
+            </strong>
+            . <br className="hidden md:block" />
+            Helping you deliver fast, without breaking things.
           </SectionHeading>
           <div className="mt-10 flex flex-col items-center justify-center gap-6 sm:flex-row">
             <ButtonLink