Expand branding controls and logo upload

resources/js/guest/context/__tests__/EventBrandingContext.test.tsx

@@ -9,6 +9,11 @@ const sampleBranding: EventBranding = {
   backgroundColor: '#fef2f2',
   fontFamily: 'Montserrat, sans-serif',
   logoUrl: null,
+  typography: {
+    heading: null,
+    body: null,
+    sizePreset: 'l',
+  },
   mode: 'dark',
 };
 
@@ -17,6 +22,7 @@ describe('EventBrandingProvider', () => {
     document.documentElement.classList.remove('guest-theme', 'dark');
     document.documentElement.style.removeProperty('color-scheme');
     document.documentElement.style.removeProperty('--guest-background');
+    document.documentElement.style.removeProperty('--guest-font-scale');
   });
 
   it('applies guest theme classes and variables', async () => {
@@ -31,6 +37,7 @@ describe('EventBrandingProvider', () => {
       expect(document.documentElement.classList.contains('dark')).toBe(true);
       expect(document.documentElement.style.colorScheme).toBe('dark');
       expect(document.documentElement.style.getPropertyValue('--guest-background')).toBe(sampleBranding.backgroundColor);
+      expect(document.documentElement.style.getPropertyValue('--guest-font-scale')).toBe('1.08');
     });
 
     unmount();