{# Reusable Jinja macros for payment email templates. Two patterns to know: - ``summary_table()`` is a **call-block** macro — invoke it with ``{% call summary_table() %}...{% endcall %}`` and the rows go inside the call block, between the tags it renders. Reads like HTML; one place to change the table styling. - ``row(label, value, emphasis=False)`` is a plain macro for a single label/value . ``emphasis=True`` bolds the value and bumps the contrast — use it on the "Total today" / "Refund amount" final row of each summary. All styling is inline (email clients don't reliably honour