docker build snapshot-target-unpack -f snapshot-target-unpack/.nixpacks/Dockerfile -t e9ef13b3-7527-416d-b8ec-0207cbbb71d8 --build-arg CI=true --build-arg NIXPACKS_METADATA=node --build-arg NODE_ENV=production --build-arg NPM_CONFIG_PRODUCTION=false --build-arg RAILWAY_ENVIRONMENT=production --build-arg RAILWAY_ENVIRONMENT_ID=17261ee1-aaec-469b-b8a8-203a08ba2ae3 --build-arg RAILWAY_ENVIRONMENT_NAME=production --build-arg RAILWAY_GIT_AUTHOR=rbpatel2122 --build-arg RAILWAY_GIT_BRANCH=main --build-arg RAILWAY_GIT_COMMIT_MESSAGE=Mobile optimisation — comprehensive responsive CSS for all breakpoints

Adds two new @media blocks (max-width: 768px tablet/phone, max-width:
480px small phone/iPhone SE) covering every section:

- Nav: reduced padding and font sizes
- Hero: reduced vertical padding (120px→56px), fluid title font,
  stacked CTA buttons on small phones, smaller proof pills
- Validation: single-column cards, reduced card padding and quote size
- Problem: single-column pain cards, reduced section padding
- Solution: stacked header columns, tighter feature card padding
- Audiences: single-column grid, reduced card padding (48px→28px),
  scaled-down headings — fixes the major overflow issue on phones
- Platforms: smaller pills and gaps
- CTA: full-width stacked buttons, smaller heading floor
- Contact modal: edge margins and reduced padding on phones --build-arg RAILWAY_GIT_COMMIT_SHA=96ed903e90f87d0546147654b57be9e91ceb3e8b --build-arg RAILWAY_GIT_REPO_NAME=alignx-landing-page --build-arg RAILWAY_GIT_REPO_OWNER=rbpatel2122 --build-arg RAILWAY_PRIVATE_DOMAIN=alignx-landing-page.railway.internal --build-arg RAILWAY_PROJECT_ID=e3525d5c-9d10-4998-a09e-67dba30056ee --build-arg RAILWAY_PROJECT_NAME=alignx-deployment --build-arg RAILWAY_PUBLIC_DOMAIN=www.alignx.live --build-arg RAILWAY_SERVICE_ALIGNX_LANDING_PAGE_URL=www.alignx.live --build-arg RAILWAY_SERVICE_ID=2e276ec7-bdf9-4320-a0cf-09a4641d64d5 --build-arg RAILWAY_SERVICE_NAME=alignx-landing-page --build-arg RAILWAY_SERVICE_PMO_MULTI_AGENT_SYSTEM_URL=www.alignxagents.com --build-arg RAILWAY_STATIC_URL=www.alignx.live