feat: F029 intelligence card system — premium AI-native CRE cards

Gold/Silver/Bronze FIFA-style score badges overlaid on location imagery.
List/grid view toggle on Results and Properties pages (persisted in
localStorage). IntelligenceMatchCard for match results grid view;
PropertyIntelligenceCard for property grid view with warm brown theme.
LocationPreview component with Google Maps link. 10 mock properties
enriched with Unsplash building images.

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

src/components/results/ResultFeedHeader.tsx

@@ -1,21 +1,29 @@
 import { Box, Typography } from '@mui/material'
+import { ViewToggle } from '../shared'
 
 interface Props {
   total: number
   verifiedCount: number
   externalCount: number
   futureCount: number
+  view?: 'list' | 'grid'
+  onViewChange?: (v: 'list' | 'grid') => void
 }
 
-export function ResultFeedHeader({ total, verifiedCount, externalCount, futureCount }: Props) {
+export function ResultFeedHeader({ total, verifiedCount, externalCount, futureCount, view = 'list', onViewChange }: Props) {
   return (
-    <Box sx={{ bgcolor: 'white', borderBottom: '1px solid #e2e8f0', px: 3, py: 2 }}>
-      <Typography variant="h5" sx={{ fontWeight: 700 }} color="text.primary">
-        {total} Treffer gefunden
-      </Typography>
-      <Typography variant="body2" color="text.secondary">
-        {verifiedCount} Verified · {externalCount} Extern · {futureCount} Signale
-      </Typography>
+    <Box sx={{ bgcolor: 'white', borderBottom: '1px solid #e2e8f0', px: 3, py: 2, display: 'flex', alignItems: 'center', justifyContent: 'space-between' }}>
+      <Box>
+        <Typography variant="h5" sx={{ fontWeight: 700 }} color="text.primary">
+          {total} Empfehlungen
+        </Typography>
+        <Typography variant="body2" color="text.secondary">
+          {verifiedCount} Verifiziert · {externalCount} Extern · {futureCount} Marktsignale
+        </Typography>
+      </Box>
+      {onViewChange && (
+        <ViewToggle view={view} onChange={onViewChange} />
+      )}
     </Box>
   )
 }