diff --git a/src/stores/CalendarStore.js b/src/stores/CalendarStore.js
index d7fc5e5..8f44081 100644
--- a/src/stores/CalendarStore.js
+++ b/src/stores/CalendarStore.js
@@ -5,10 +5,6 @@ import {
   getLocaleWeekendDays,
   getMondayOfISOWeek,
   getOccurrenceIndex,
-  getWeeklyOccurrenceIndex,
-  getMonthlyOccurrenceIndex,
-  getVirtualOccurrenceEndDate,
-  occursOnOrSpansDate,
 } from '@/utils/date'
 import {
   initializeHolidays,
@@ -16,7 +12,6 @@ import {
   isHoliday,
   getAvailableCountries,
   getAvailableStates,
-  getHolidayConfig,
 } from '@/utils/holidays'
 
 const MIN_YEAR = 1900
@@ -164,23 +159,11 @@ export const useCalendarStore = defineStore('calendar', {
     },
 
     getAvailableCountries() {
-      try {
-        const countries = getAvailableCountries()
-        return Array.isArray(countries) ? countries : ['US', 'GB', 'DE', 'FR', 'CA', 'AU']
-      } catch (error) {
-        console.warn('Failed to get available countries:', error)
-        return ['US', 'GB', 'DE', 'FR', 'CA', 'AU']
-      }
+      return getAvailableCountries() || []
     },
 
     getAvailableStates(country) {
-      try {
-        const states = getAvailableStates(country)
-        return Array.isArray(states) ? states : []
-      } catch (error) {
-        console.warn('Failed to get available states for', country, error)
-        return []
-      }
+      return getAvailableStates(country) || []
     },
 
     toggleHolidays() {
@@ -508,10 +491,6 @@ export const useCalendarStore = defineStore('calendar', {
         this.deleteEvent(baseId)
         return
       }
-
-      // We want to keep occurrences up to but NOT including the selected one
-      // occurrenceIndex represents the occurrence index including the base (0=base, 1=first repeat, etc.)
-      // To exclude the current occurrence and everything after, we keep only occurrenceIndex total occurrences
       const keptTotal = occurrenceIndex
       this._terminateRepeatSeriesAtIndex(baseId, keptTotal)
     },
@@ -597,13 +576,6 @@ export const useCalendarStore = defineStore('calendar', {
       return base.id
     },
 
-    _snapshotBaseEvent(eventId) {
-      const ev = this.events.get(eventId)
-      return ev ? { ...ev } : null
-    },
-
-    // expandRepeats removed: no physical occurrence expansion
-
     // Adjust start/end range of a base event (non-generated) and reindex occurrences
     setEventRange(eventId, newStartStr, newEndStr, { mode = 'auto' } = {}) {
       const snapshot = this.events.get(eventId)