UI copy tweaks: sentence case labels, rename date filter periods

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

Author: jdamcd

src/components/AddVisitForm.tsx

@@ -53,9 +53,9 @@ export function AddVisitForm({ onAdd, onCancel }: AddVisitFormProps) {
                   setCountryCode('');
                   setSearchTerm('');
                 }}
-                className="text-gray-500 hover:text-gray-700 dark:text-gray-400 dark:hover:text-gray-200"
+                className="text-blue-500 hover:text-blue-700 dark:text-blue-400 dark:hover:text-blue-300 px-2 text-sm"
               >
-                Change
+                Edit
               </button>
             </div>
           ) : (

src/components/DateRangeFilter.tsx

@@ -14,9 +14,9 @@ export function DateRangeFilter({ dateRange, onChange }: DateRangeFilterProps) {
   const [showCustom, setShowCustom] = useState(false);
 
   const presets: { value: PresetOption; label: string }[] = [
-    { value: '1y', label: '1 Year' },
-    { value: '5y', label: '5 Years' },
-    { value: 'all', label: 'All Time' },
+    { value: '1y', label: '1 year' },
+    { value: '5y', label: '5 years' },
+    { value: 'all', label: 'All' },
     { value: 'custom', label: 'Custom' },
   ];