Home page: center all text in the newsletter, share and Ko-fi cards; v2.32.3

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/App.tsx

@@ -1464,7 +1464,7 @@ function LandingPage({ content }: { content: SiteContent }) {
         <div className="section-inner home-connect-grid">
           <HomepageNewsletterSection embedded />
           <div className="home-connect-card home-connect-card--share">
-            <h2 className="section-heading" style={{ textAlign: 'left', marginBottom: '0.75rem' }}>
+            <h2 className="section-heading" style={{ marginBottom: '0.75rem' }}>
               {content.shareHeading || 'Help one more person hear the Word this week.'}
             </h2>
             <p className="share-p">{content.shareP || 'Scan the QR code or text the show link to a friend who needs encouragement today.'}</p>
@@ -1476,7 +1476,7 @@ function LandingPage({ content }: { content: SiteContent }) {
           {(content.platformKofiUrl || content.platformKofiQrUrl) && (
             <div className="home-connect-card home-connect-card--kofi">
               <p className="eyebrow">Support the Ministry</p>
-              <h2 className="section-heading" style={{ textAlign: 'left', marginBottom: '0.75rem' }}>Help keep the Word going</h2>
+              <h2 className="section-heading" style={{ marginBottom: '0.75rem' }}>Help keep the Word going</h2>
               <p className="share-p">This show is listener-supported. Your gift keeps the teaching free for everyone.</p>
               <div className="home-connect-share-row">
                 {content.platformKofiUrl && (