Rule 3 diagnostic
Open on a real phone. Screenshot the whole panel.
@media (max-width: 640px)The mechanism all ~30 live sections use
@media (max-width: 640px)The mechanism Rule 3 says to use instead
Reading…If this still says "Reading" then JavaScript did not run — the two bars above are still valid on their own.
Delete this section once the answer is recorded. It publishes nothing and links nowhere, but it is not customer-facing content.