{# In auth.login.providers and signup.providers. ORCID's green comes from
   assets/css/orcid.css (.btn-orcid), so the button looks like ORCID's in
   any shell. The hook picks where it goes: the email step, which a new
   account needs, or straight to ORCID in a product that opens no accounts
   through it. #}
<a href="{{ url_for(endpoint, next=next_url) if next_url else url_for(endpoint) }}"
class="btn btn-orcid d-flex align-items-center">
    ORCID
</a>