pitch-deck: remove duplicate in-canvas headings from USP and Milestones slides

Keep only the top-level GradientText h2; drop the redundant h1 and kicker
inside each slide canvas.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

pitch-deck/components/slides/USPSlide.tsx

@@ -670,28 +670,6 @@ export default function USPSlide({ lang }: USPSlideProps) {
             {de ? 'Element anklicken' : 'Click any element'}
           </div>
 
-          {/* Heading */}
-          <div style={{ position: 'relative', padding: '30px 48px 0', textAlign: 'center', zIndex: 2 }}>
-            <div style={{ ...MONO, fontSize: 10, letterSpacing: 4, color: isLight ? 'rgba(109,77,194,.7)' : 'rgba(167,139,250,.7)', textTransform: 'uppercase', fontWeight: 600, marginBottom: 6 }}>
-              {de ? 'Alleinstellungsmerkmal' : 'Unique Selling Proposition'}
-            </div>
-            <h1 style={{
-              fontSize: 34, fontWeight: 700, letterSpacing: -0.8, margin: 0, lineHeight: 1.2,
-              color: isLight ? '#1a1a2e' : '#f7f5fc',
-              animation: isLight ? undefined : 'uspHeading 4s ease-in-out infinite',
-            }}>
-              {de ? 'Die erste Plattform, die ' : 'The first platform bridging '}
-              <span style={{ background: 'linear-gradient(90deg, #c4aaff, #a78bfa)', WebkitBackgroundClip: 'text', WebkitTextFillColor: 'transparent', backgroundClip: 'text' }}>
-                {de ? 'Compliance' : 'compliance'}
-              </span>
-              {' ↔ '}
-              <span style={{ background: 'linear-gradient(90deg, #fde68a, #fbbf24)', WebkitBackgroundClip: 'text', WebkitTextFillColor: 'transparent', backgroundClip: 'text' }}>
-                {de ? 'Code' : 'code'}
-              </span>
-              {de ? ' verbindet' : ''}
-            </h1>
-          </div>
-
           {/* Bridge */}
           <div style={{ position: 'relative', margin: '14px 48px 0', height: 340 }}>
             <BridgeConnectors isLight={isLight} />