fix(pitch-deck): KPICard NaN for string values, remove cap-table + Land&Expand

- KPICard: accept string values (e.g. "380+") without NaN
- Remove cap-table slide from order + sidebar
- Remove Land & Expand arrow from Pricing slide

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

pitch-deck/components/slides/BusinessModelSlide.tsx

@@ -5,7 +5,6 @@ import { t } from '@/lib/i18n'
 import GradientText from '../ui/GradientText'
 import FadeInView from '../ui/FadeInView'
 import GlassCard from '../ui/GlassCard'
-import { ArrowRight } from 'lucide-react'
 
 interface BusinessModelSlideProps {
   lang: Language
@@ -92,15 +91,6 @@ export default function BusinessModelSlide({ lang }: BusinessModelSlideProps) {
         ))}
       </div>
 
-      {/* Expansion arrow */}
-      <FadeInView delay={0.4} className="flex items-center justify-center gap-3 mt-4">
-        <span className="text-xs text-white/30">Starter</span>
-        <ArrowRight className="w-3.5 h-3.5 text-indigo-400/40" />
-        <span className="text-xs text-white/30">Professional</span>
-        <ArrowRight className="w-3.5 h-3.5 text-indigo-400/40" />
-        <span className="text-xs text-white/30">Enterprise</span>
-        <span className="text-sm text-white/20 ml-3">{de ? 'Land & Expand' : 'Land & Expand'}</span>
-      </FadeInView>
     </div>
   )
 }