refactor(webui): rely on central button layout

webui/src/features/mail/MailProfileManagement.tsx

@@ -402,7 +402,7 @@ export function MailProfileScopeManager({
           actions={
           <div className="button-row compact-actions">
                 <Button onClick={() => void loadProfiles()} disabled={loading}>{loading ? "i18n:govoplan-mail.loading.33ce4174" : "i18n:govoplan-mail.reload.cce71553"}</Button>
-                <Button variant="primary" onClick={openCreate} disabled={!canWriteProfiles || busy}><span className="button-icon-label"><Plus size={16} />i18n:govoplan-mail.new_profile.ca36da25</span></Button>
+                <Button variant="primary" onClick={openCreate} disabled={!canWriteProfiles || busy}><Plus size={16} />i18n:govoplan-mail.new_profile.ca36da25</Button>
               </div>
           }>
 

webui/src/styles/mail-profiles.css

@@ -1,9 +1,3 @@
-.button-icon-label {
-  display: inline-flex;
-  align-items: center;
-  gap: 7px;
-}
-
 .mail-profile-manager {
   display: grid;
   gap: 18px;
@@ -167,7 +161,6 @@
 }
 
 @media (max-width: 900px) {
-  .admin-form-grid.three-columns,
   .mail-policy-pattern-grid,
   .mail-policy-effective-grid,
   .mail-profile-transport-summary,