diff --git a/app/api/calendar/route.ts b/app/api/calendar/route.ts
index 4f30916..01ac34d 100644
--- a/app/api/calendar/route.ts
+++ b/app/api/calendar/route.ts
@@ -145,3 +145,31 @@ export async function POST(req: Request) {
     return NextResponse.json({ error: err.message || 'Failed to create event' }, { status: 500 })
   }
 }
+
+export async function DELETE(req: Request) {
+  const { searchParams } = new URL(req.url)
+  const eventId = searchParams.get('eventId')
+  const calendarId = searchParams.get('calendarId')
+
+  if (!eventId) {
+    return NextResponse.json({ error: 'eventId is required' }, { status: 400 })
+  }
+
+  const auth = getAuth(false)
+  if (!auth) {
+    return NextResponse.json({ error: 'not_configured' }, { status: 500 })
+  }
+
+  const targetCalendarId = calendarId || process.env.DANIIL_CALENDAR_ID || 'daniilklimov25@gmail.com'
+  const calendarClient = google.calendar({ version: 'v3', auth: auth as any })
+
+  try {
+    await calendarClient.events.delete({
+      calendarId: targetCalendarId,
+      eventId,
+    })
+    return NextResponse.json({ success: true })
+  } catch (err: any) {
+    return NextResponse.json({ error: err.message || 'Failed to delete event' }, { status: 500 })
+  }
+}
diff --git a/components/CalendarTab.tsx b/components/CalendarTab.tsx
index 92cca14..b5b3123 100644
--- a/components/CalendarTab.tsx
+++ b/components/CalendarTab.tsx
@@ -1,6 +1,6 @@
 'use client'
 import { useState, useEffect } from 'react'
-import { ChevronLeft, ChevronRight, Plus, X, Clock, MapPin } from 'lucide-react'
+import { ChevronLeft, ChevronRight, Plus, X, Clock, MapPin, Trash2 } from 'lucide-react'
 
 interface CalendarEvent {
   id: string
@@ -102,6 +102,8 @@ export default function CalendarTab() {
   const [loading, setLoading] = useState(true)
   const [selectedEvent, setSelectedEvent] = useState<CalendarEvent | null>(null)
   const [showAddModal, setShowAddModal] = useState(false)
+  const [deleting, setDeleting] = useState(false)
+  const [confirmDelete, setConfirmDelete] = useState(false)
   const [addDate, setAddDate] = useState<string>('')
 
   useEffect(() => {
@@ -112,6 +114,23 @@ export default function CalendarTab() {
       .catch(() => setLoading(false))
   }, [year, month])
 
+
+  const deleteEvent = async (event: CalendarEvent) => {
+    setDeleting(true)
+    try {
+      const r = await fetch(`/api/calendar?eventId=${event.id}`, { method: 'DELETE' })
+      const d = await r.json()
+      if (d.error) throw new Error(d.error)
+      setEvents(prev => prev.filter(e => e.id !== event.id))
+      setSelectedEvent(null)
+      setConfirmDelete(false)
+    } catch (e: any) {
+      alert(e.message || 'Ошибка удаления')
+    } finally {
+      setDeleting(false)
+    }
+  }
+
   // Upcoming events (next 30 days)
   const upcoming = events
     .filter(e => new Date(e.start) >= new Date())
@@ -273,7 +292,7 @@ export default function CalendarTab() {
 
       {/* Event detail modal */}
       {selectedEvent && (
-        <div style={{ position: 'fixed', inset: 0, background: 'rgba(0,0,0,0.6)', zIndex: 100, display: 'flex', alignItems: 'center', justifyContent: 'center', padding: 20 }} onClick={() => setSelectedEvent(null)}>
+        <div style={{ position: 'fixed', inset: 0, background: 'rgba(0,0,0,0.6)', zIndex: 100, display: 'flex', alignItems: 'center', justifyContent: 'center', padding: 20 }} onClick={() => { setSelectedEvent(null); setConfirmDelete(false) }}>
           <div style={{ background: 'var(--bg)', border: '1px solid rgba(255,255,255,0.1)', borderRadius: 20, padding: 24, maxWidth: 360, width: '100%', boxShadow: '0 20px 60px rgba(0,0,0,0.5)' }} onClick={e => e.stopPropagation()}>
             <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-start', marginBottom: 16 }}>
               <div style={{ width: 4, height: 40, borderRadius: 2, background: selectedEvent.color, marginRight: 12, flexShrink: 0, marginTop: 2 }} />
@@ -299,6 +318,34 @@ export default function CalendarTab() {
               {selectedEvent.description && (
                 <div style={{ fontSize: 13, color: 'var(--text-secondary)', marginTop: 4, lineHeight: 1.5 }}>{selectedEvent.description}</div>
               )}
+              {/* Delete button */}
+              <div style={{ marginTop: 8, borderTop: '1px solid rgba(255,255,255,0.08)', paddingTop: 12 }}>
+                {!confirmDelete ? (
+                  <button
+                    onClick={() => setConfirmDelete(true)}
+                    style={{ display: 'flex', alignItems: 'center', gap: 6, padding: '8px 14px', borderRadius: 10, background: 'rgba(239,68,68,0.1)', border: '1px solid rgba(239,68,68,0.3)', color: '#f87171', fontSize: 13, fontWeight: 600, cursor: 'pointer', touchAction: 'manipulation', width: '100%', justifyContent: 'center' }}
+                  >
+                    <Trash2 size={14} />
+                    Удалить событие
+                  </button>
+                ) : (
+                  <div style={{ display: 'flex', gap: 8 }}>
+                    <button
+                      onClick={() => deleteEvent(selectedEvent)}
+                      disabled={deleting}
+                      style={{ flex: 1, padding: '8px 14px', borderRadius: 10, background: deleting ? 'rgba(239,68,68,0.15)' : 'rgba(239,68,68,0.25)', border: '1px solid rgba(239,68,68,0.5)', color: '#f87171', fontSize: 13, fontWeight: 600, cursor: deleting ? 'default' : 'pointer', touchAction: 'manipulation' }}
+                    >
+                      {deleting ? 'Удаление...' : 'Да, удалить'}
+                    </button>
+                    <button
+                      onClick={() => setConfirmDelete(false)}
+                      style={{ flex: 1, padding: '8px 14px', borderRadius: 10, background: 'rgba(255,255,255,0.06)', border: '1px solid rgba(255,255,255,0.1)', color: 'var(--text-secondary)', fontSize: 13, fontWeight: 600, cursor: 'pointer', touchAction: 'manipulation' }}
+                    >
+                      Отмена
+                    </button>
+                  </div>
+                )}
+              </div>
             </div>
           </div>
         </div>