{{define "title"}}{{say "signin.title"}}{{end}}
{{define "content"}}
<div class="receipt">
  <p class="receipt__mark">{{say "signin.title"}}</p>
{{if .Sent}}
  {{/* Shown whether or not the address is on the allowlist. Saying "that
       address cannot sign in" would make this page a way to enumerate the
       admins. */}}
  <p>{{say "signin.sent"}}</p>
{{else}}
  <form class="slip" method="post" action="/signin">
    <label class="field" for="address">
      <span>{{say "form.email"}}</span>
      <input type="email" id="address" name="address" required autocomplete="email">
    </label>
    <button type="submit" class="stamp">{{say "signin.submit"}}</button>
  </form>
{{end}}
</div>
{{end}}