diff --git a/frontend/src/app/(public)/book/[eventId]/page.tsx b/frontend/src/app/(public)/book/[eventId]/page.tsx
index 106bd7a..8675a3b 100644
--- a/frontend/src/app/(public)/book/[eventId]/page.tsx
+++ b/frontend/src/app/(public)/book/[eventId]/page.tsx
@@ -6,7 +6,7 @@ import Link from 'next/link';
 import { useLanguage } from '@/context/LanguageContext';
 import { useAuth } from '@/context/AuthContext';
 import { eventsApi, ticketsApi, paymentOptionsApi, Event, PaymentOptionsConfig } from '@/lib/api';
-import { formatPrice } from '@/lib/utils';
+import { formatPrice, formatDateLong, formatTime } from '@/lib/utils';
 import Card from '@/components/ui/Card';
 import Button from '@/components/ui/Button';
 import Input from '@/components/ui/Input';
@@ -217,21 +217,8 @@ export default function BookingPage() {
     }
   }, [user]);
 
-  const formatDate = (dateStr: string) => {
-    return new Date(dateStr).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', {
-      weekday: 'long',
-      year: 'numeric',
-      month: 'long',
-      day: 'numeric',
-    });
-  };
-
-  const formatTime = (dateStr: string) => {
-    return new Date(dateStr).toLocaleTimeString(locale === 'es' ? 'es-ES' : 'en-US', {
-      hour: '2-digit',
-      minute: '2-digit',
-    });
-  };
+  const formatDate = (dateStr: string) => formatDateLong(dateStr, locale as 'en' | 'es');
+  const fmtTime = (dateStr: string) => formatTime(dateStr, locale as 'en' | 'es');
 
   const validateForm = (): boolean => {
     const newErrors: Partial<Record<keyof BookingFormData, string>> = {};
@@ -879,7 +866,7 @@ export default function BookingPage() {
               <div className="text-sm text-gray-600 space-y-2">
                 <p><strong>{t('booking.success.event')}:</strong> {event?.title}</p>
                 <p><strong>{t('booking.success.date')}:</strong> {event && formatDate(event.startDatetime)}</p>
-                <p><strong>{t('booking.success.time')}:</strong> {event && formatTime(event.startDatetime)}</p>
+                <p><strong>{t('booking.success.time')}:</strong> {event && fmtTime(event.startDatetime)}</p>
                 <p><strong>{t('booking.success.location')}:</strong> {event?.location}</p>
               </div>
             </div>
@@ -955,7 +942,7 @@ export default function BookingPage() {
               <div className="text-sm text-gray-600 space-y-2">
                 <p><strong>{t('booking.success.event')}:</strong> {event.title}</p>
                 <p><strong>{t('booking.success.date')}:</strong> {formatDate(event.startDatetime)}</p>
-                <p><strong>{t('booking.success.time')}:</strong> {formatTime(event.startDatetime)}</p>
+                <p><strong>{t('booking.success.time')}:</strong> {fmtTime(event.startDatetime)}</p>
                 <p><strong>{t('booking.success.location')}:</strong> {event.location}</p>
               </div>
             </div>
@@ -1045,7 +1032,7 @@ export default function BookingPage() {
           <div className="p-4 space-y-2 text-sm">
             <div className="flex items-center gap-3">
               <CalendarIcon className="w-5 h-5 text-primary-yellow" />
-              <span>{formatDate(event.startDatetime)} • {formatTime(event.startDatetime)}</span>
+              <span>{formatDate(event.startDatetime)} • {fmtTime(event.startDatetime)}</span>
             </div>
             <div className="flex items-center gap-3">
               <MapPinIcon className="w-5 h-5 text-primary-yellow" />
diff --git a/frontend/src/app/(public)/booking/[ticketId]/page.tsx b/frontend/src/app/(public)/booking/[ticketId]/page.tsx
index 3e5b291..2efe005 100644
--- a/frontend/src/app/(public)/booking/[ticketId]/page.tsx
+++ b/frontend/src/app/(public)/booking/[ticketId]/page.tsx
@@ -5,7 +5,7 @@ import { useParams, useSearchParams } from 'next/navigation';
 import Link from 'next/link';
 import { useLanguage } from '@/context/LanguageContext';
 import { ticketsApi, paymentOptionsApi, Ticket, PaymentOptionsConfig } from '@/lib/api';
-import { formatPrice } from '@/lib/utils';
+import { formatPrice, formatDateLong, formatTime } from '@/lib/utils';
 import Card from '@/components/ui/Card';
 import Button from '@/components/ui/Button';
 import { 
@@ -152,21 +152,8 @@ export default function BookingPaymentPage() {
     }
   };
 
-  const formatDate = (dateStr: string) => {
-    return new Date(dateStr).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', {
-      weekday: 'long',
-      year: 'numeric',
-      month: 'long',
-      day: 'numeric',
-    });
-  };
-
-  const formatTime = (dateStr: string) => {
-    return new Date(dateStr).toLocaleTimeString(locale === 'es' ? 'es-ES' : 'en-US', {
-      hour: '2-digit',
-      minute: '2-digit',
-    });
-  };
+  const formatDate = (dateStr: string) => formatDateLong(dateStr, locale as 'en' | 'es');
+  const fmtTime = (dateStr: string) => formatTime(dateStr, locale as 'en' | 'es');
 
   // Loading state
   if (step === 'loading') {
@@ -237,7 +224,7 @@ export default function BookingPaymentPage() {
                 <div className="text-sm text-gray-600 space-y-2">
                   <p><strong>{locale === 'es' ? 'Evento' : 'Event'}:</strong> {ticket.event.title}</p>
                   <p><strong>{locale === 'es' ? 'Fecha' : 'Date'}:</strong> {formatDate(ticket.event.startDatetime)}</p>
-                  <p><strong>{locale === 'es' ? 'Hora' : 'Time'}:</strong> {formatTime(ticket.event.startDatetime)}</p>
+                  <p><strong>{locale === 'es' ? 'Hora' : 'Time'}:</strong> {fmtTime(ticket.event.startDatetime)}</p>
                   <p><strong>{locale === 'es' ? 'Ubicación' : 'Location'}:</strong> {ticket.event.location}</p>
                 </div>
               )}
@@ -286,7 +273,7 @@ export default function BookingPaymentPage() {
                 <div className="text-sm text-gray-600 space-y-2">
                   <p><strong>{locale === 'es' ? 'Evento' : 'Event'}:</strong> {ticket.event.title}</p>
                   <p><strong>{locale === 'es' ? 'Fecha' : 'Date'}:</strong> {formatDate(ticket.event.startDatetime)}</p>
-                  <p><strong>{locale === 'es' ? 'Hora' : 'Time'}:</strong> {formatTime(ticket.event.startDatetime)}</p>
+                  <p><strong>{locale === 'es' ? 'Hora' : 'Time'}:</strong> {fmtTime(ticket.event.startDatetime)}</p>
                   <p><strong>{locale === 'es' ? 'Ubicación' : 'Location'}:</strong> {ticket.event.location}</p>
                 </div>
               )}
@@ -333,7 +320,7 @@ export default function BookingPaymentPage() {
               <div className="p-4 space-y-2 text-sm">
                 <div className="flex items-center gap-3">
                   <CalendarIcon className="w-5 h-5 text-primary-yellow" />
-                  <span>{formatDate(ticket.event.startDatetime)} - {formatTime(ticket.event.startDatetime)}</span>
+                  <span>{formatDate(ticket.event.startDatetime)} - {fmtTime(ticket.event.startDatetime)}</span>
                 </div>
                 <div className="flex items-center gap-3">
                   <MapPinIcon className="w-5 h-5 text-primary-yellow" />
diff --git a/frontend/src/app/(public)/booking/success/[ticketId]/page.tsx b/frontend/src/app/(public)/booking/success/[ticketId]/page.tsx
index 43fd1ef..27ad450 100644
--- a/frontend/src/app/(public)/booking/success/[ticketId]/page.tsx
+++ b/frontend/src/app/(public)/booking/success/[ticketId]/page.tsx
@@ -5,6 +5,7 @@ import { useParams } from 'next/navigation';
 import Link from 'next/link';
 import { useLanguage } from '@/context/LanguageContext';
 import { ticketsApi, Ticket } from '@/lib/api';
+import { formatDateLong, formatTime } from '@/lib/utils';
 import Card from '@/components/ui/Card';
 import Button from '@/components/ui/Button';
 import { 
@@ -69,21 +70,8 @@ export default function BookingSuccessPage() {
     };
   }, [ticketId]);
 
-  const formatDate = (dateStr: string) => {
-    return new Date(dateStr).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', {
-      weekday: 'long',
-      year: 'numeric',
-      month: 'long',
-      day: 'numeric',
-    });
-  };
-
-  const formatTime = (dateStr: string) => {
-    return new Date(dateStr).toLocaleTimeString(locale === 'es' ? 'es-ES' : 'en-US', {
-      hour: '2-digit',
-      minute: '2-digit',
-    });
-  };
+  const formatDate = (dateStr: string) => formatDateLong(dateStr, locale as 'en' | 'es');
+  const fmtTime = (dateStr: string) => formatTime(dateStr, locale as 'en' | 'es');
 
   if (loading) {
     return (
@@ -191,7 +179,7 @@ export default function BookingSuccessPage() {
                 <>
                   <p><strong>{locale === 'es' ? 'Evento' : 'Event'}:</strong> {ticket.event.title}</p>
                   <p><strong>{locale === 'es' ? 'Fecha' : 'Date'}:</strong> {formatDate(ticket.event.startDatetime)}</p>
-                  <p><strong>{locale === 'es' ? 'Hora' : 'Time'}:</strong> {formatTime(ticket.event.startDatetime)}</p>
+                  <p><strong>{locale === 'es' ? 'Hora' : 'Time'}:</strong> {fmtTime(ticket.event.startDatetime)}</p>
                   <p><strong>{locale === 'es' ? 'Ubicación' : 'Location'}:</strong> {ticket.event.location}</p>
                 </>
               )}
diff --git a/frontend/src/app/(public)/components/NextEventSection.tsx b/frontend/src/app/(public)/components/NextEventSection.tsx
index 2fac674..2353af0 100644
--- a/frontend/src/app/(public)/components/NextEventSection.tsx
+++ b/frontend/src/app/(public)/components/NextEventSection.tsx
@@ -4,7 +4,7 @@ import { useState, useEffect } from 'react';
 import Link from 'next/link';
 import { useLanguage } from '@/context/LanguageContext';
 import { eventsApi, Event } from '@/lib/api';
-import { formatPrice } from '@/lib/utils';
+import { formatPrice, formatDateLong, formatTime } from '@/lib/utils';
 import Button from '@/components/ui/Button';
 import Card from '@/components/ui/Card';
 import { CalendarIcon, MapPinIcon } from '@heroicons/react/24/outline';
@@ -27,21 +27,8 @@ export default function NextEventSection({ initialEvent }: NextEventSectionProps
       .finally(() => setLoading(false));
   }, [initialEvent]);
 
-  const formatDate = (dateStr: string) => {
-    return new Date(dateStr).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', {
-      weekday: 'long',
-      year: 'numeric',
-      month: 'long',
-      day: 'numeric',
-    });
-  };
-
-  const formatTime = (dateStr: string) => {
-    return new Date(dateStr).toLocaleTimeString(locale === 'es' ? 'es-ES' : 'en-US', {
-      hour: '2-digit',
-      minute: '2-digit',
-    });
-  };
+  const formatDate = (dateStr: string) => formatDateLong(dateStr, locale as 'en' | 'es');
+  const fmtTime = (dateStr: string) => formatTime(dateStr, locale as 'en' | 'es');
 
   if (loading) {
     return (
@@ -84,7 +71,7 @@ export default function NextEventSection({ initialEvent }: NextEventSectionProps
                 <span className="w-5 h-5 flex items-center justify-center text-primary-yellow font-bold">
                   ⏰
                 </span>
-                <span>{formatTime(nextEvent.startDatetime)}</span>
+                <span>{fmtTime(nextEvent.startDatetime)}</span>
               </div>
               <div className="flex items-center gap-3 text-gray-700">
                 <MapPinIcon className="w-5 h-5 text-primary-yellow" />
diff --git a/frontend/src/app/(public)/dashboard/components/PaymentsTab.tsx b/frontend/src/app/(public)/dashboard/components/PaymentsTab.tsx
index 39d73fb..ea9fd21 100644
--- a/frontend/src/app/(public)/dashboard/components/PaymentsTab.tsx
+++ b/frontend/src/app/(public)/dashboard/components/PaymentsTab.tsx
@@ -25,6 +25,7 @@ export default function PaymentsTab({ payments, language }: PaymentsTabProps) {
       year: 'numeric',
       month: 'short',
       day: 'numeric',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/(public)/dashboard/components/ProfileTab.tsx b/frontend/src/app/(public)/dashboard/components/ProfileTab.tsx
index c2828c9..bff2f5f 100644
--- a/frontend/src/app/(public)/dashboard/components/ProfileTab.tsx
+++ b/frontend/src/app/(public)/dashboard/components/ProfileTab.tsx
@@ -118,7 +118,7 @@ export default function ProfileTab({ onUpdate }: ProfileTabProps) {
               {profile?.memberSince
                 ? new Date(profile.memberSince).toLocaleDateString(
                     language === 'es' ? 'es-ES' : 'en-US',
-                    { year: 'numeric', month: 'long', day: 'numeric' }
+                    { year: 'numeric', month: 'long', day: 'numeric', timeZone: 'America/Asuncion' }
                   )
                 : '-'}
             </span>
diff --git a/frontend/src/app/(public)/dashboard/components/SecurityTab.tsx b/frontend/src/app/(public)/dashboard/components/SecurityTab.tsx
index 13e0a32..fd43bbe 100644
--- a/frontend/src/app/(public)/dashboard/components/SecurityTab.tsx
+++ b/frontend/src/app/(public)/dashboard/components/SecurityTab.tsx
@@ -153,6 +153,7 @@ export default function SecurityTab() {
       day: 'numeric',
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/(public)/dashboard/components/TicketsTab.tsx b/frontend/src/app/(public)/dashboard/components/TicketsTab.tsx
index 647e505..69335f7 100644
--- a/frontend/src/app/(public)/dashboard/components/TicketsTab.tsx
+++ b/frontend/src/app/(public)/dashboard/components/TicketsTab.tsx
@@ -30,6 +30,7 @@ export default function TicketsTab({ tickets, language }: TicketsTabProps) {
       year: 'numeric',
       month: 'short',
       day: 'numeric',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/(public)/dashboard/page.tsx b/frontend/src/app/(public)/dashboard/page.tsx
index 6eefb25..3a16e1f 100644
--- a/frontend/src/app/(public)/dashboard/page.tsx
+++ b/frontend/src/app/(public)/dashboard/page.tsx
@@ -7,6 +7,7 @@ import { useAuth } from '@/context/AuthContext';
 import Card from '@/components/ui/Card';
 import Button from '@/components/ui/Button';
 import { dashboardApi, DashboardSummary, NextEventInfo, UserTicket, UserPayment } from '@/lib/api';
+import { formatDateLong, formatTime } from '@/lib/utils';
 import toast from 'react-hot-toast';
 import Link from 'next/link';
 import { 
@@ -85,21 +86,8 @@ export default function DashboardPage() {
     );
   }
 
-  const formatDate = (dateStr: string) => {
-    return new Date(dateStr).toLocaleDateString(language === 'es' ? 'es-ES' : 'en-US', {
-      weekday: 'long',
-      year: 'numeric',
-      month: 'long',
-      day: 'numeric',
-    });
-  };
-
-  const formatTime = (dateStr: string) => {
-    return new Date(dateStr).toLocaleTimeString(language === 'es' ? 'es-ES' : 'en-US', {
-      hour: '2-digit',
-      minute: '2-digit',
-    });
-  };
+  const formatDate = (dateStr: string) => formatDateLong(dateStr, language as 'en' | 'es');
+  const fmtTime = (dateStr: string) => formatTime(dateStr, language as 'en' | 'es');
 
   return (
     <div className="section-padding min-h-[70vh]">
diff --git a/frontend/src/app/(public)/events/[id]/EventDetailClient.tsx b/frontend/src/app/(public)/events/[id]/EventDetailClient.tsx
index 94731bd..0b8a1c6 100644
--- a/frontend/src/app/(public)/events/[id]/EventDetailClient.tsx
+++ b/frontend/src/app/(public)/events/[id]/EventDetailClient.tsx
@@ -5,7 +5,7 @@ import Link from 'next/link';
 import Image from 'next/image';
 import { useLanguage } from '@/context/LanguageContext';
 import { eventsApi, Event } from '@/lib/api';
-import { formatPrice } from '@/lib/utils';
+import { formatPrice, formatDateLong, formatTime } from '@/lib/utils';
 import Card from '@/components/ui/Card';
 import Button from '@/components/ui/Button';
 import ShareButtons from '@/components/ShareButtons';
@@ -54,21 +54,8 @@ export default function EventDetailClient({ eventId, initialEvent }: EventDetail
     setTicketQuantity(prev => Math.min(maxTickets, prev + 1));
   };
 
-  const formatDate = (dateStr: string) => {
-    return new Date(dateStr).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', {
-      weekday: 'long',
-      year: 'numeric',
-      month: 'long',
-      day: 'numeric',
-    });
-  };
-
-  const formatTime = (dateStr: string) => {
-    return new Date(dateStr).toLocaleTimeString(locale === 'es' ? 'es-ES' : 'en-US', {
-      hour: '2-digit',
-      minute: '2-digit',
-    });
-  };
+  const formatDate = (dateStr: string) => formatDateLong(dateStr, locale as 'en' | 'es');
+  const fmtTime = (dateStr: string) => formatTime(dateStr, locale as 'en' | 'es');
 
   const isCancelled = event.status === 'cancelled';
   // Only calculate isPastEvent after mount to avoid hydration mismatch
@@ -228,8 +215,8 @@ export default function EventDetailClient({ eventId, initialEvent }: EventDetail
                       <div>
                         <p className="font-medium text-sm">{t('events.details.time')}</p>
                         <p className="text-gray-600" suppressHydrationWarning>
-                          {formatTime(event.startDatetime)}
-                          {event.endDatetime && ` - ${formatTime(event.endDatetime)}`}
+                          {fmtTime(event.startDatetime)}
+                          {event.endDatetime && ` - ${fmtTime(event.endDatetime)}`}
                         </p>
                       </div>
                     </div>
diff --git a/frontend/src/app/(public)/events/[id]/page.tsx b/frontend/src/app/(public)/events/[id]/page.tsx
index 05fb4df..6b6bc9b 100644
--- a/frontend/src/app/(public)/events/[id]/page.tsx
+++ b/frontend/src/app/(public)/events/[id]/page.tsx
@@ -95,11 +95,9 @@ function generateEventJsonLd(event: Event) {
     startDate: event.startDatetime,
     endDate: event.endDatetime || event.startDatetime,
     eventAttendanceMode: 'https://schema.org/OfflineEventAttendanceMode',
-    eventStatus: isCancelled 
-      ? 'https://schema.org/EventCancelled' 
-      : isPastEvent 
-        ? 'https://schema.org/EventPostponed'
-        : 'https://schema.org/EventScheduled',
+    eventStatus: isCancelled
+      ? 'https://schema.org/EventCancelled'
+      : 'https://schema.org/EventScheduled',
     location: {
       '@type': 'Place',
       name: event.location,
diff --git a/frontend/src/app/(public)/events/page.tsx b/frontend/src/app/(public)/events/page.tsx
index 8985852..9ecbc7b 100644
--- a/frontend/src/app/(public)/events/page.tsx
+++ b/frontend/src/app/(public)/events/page.tsx
@@ -4,7 +4,7 @@ import { useState, useEffect } from 'react';
 import Link from 'next/link';
 import { useLanguage } from '@/context/LanguageContext';
 import { eventsApi, Event } from '@/lib/api';
-import { formatPrice } from '@/lib/utils';
+import { formatPrice, formatDateShort, formatTime } from '@/lib/utils';
 import Card from '@/components/ui/Card';
 import Button from '@/components/ui/Button';
 import { CalendarIcon, MapPinIcon, UserGroupIcon } from '@heroicons/react/24/outline';
@@ -33,20 +33,8 @@ export default function EventsPage() {
 
   const displayedEvents = filter === 'upcoming' ? upcomingEvents : pastEvents;
 
-  const formatDate = (dateStr: string) => {
-    return new Date(dateStr).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', {
-      weekday: 'short',
-      month: 'short',
-      day: 'numeric',
-    });
-  };
-
-  const formatTime = (dateStr: string) => {
-    return new Date(dateStr).toLocaleTimeString(locale === 'es' ? 'es-ES' : 'en-US', {
-      hour: '2-digit',
-      minute: '2-digit',
-    });
-  };
+  const formatDate = (dateStr: string) => formatDateShort(dateStr, locale as 'en' | 'es');
+  const fmtTime = (dateStr: string) => formatTime(dateStr, locale as 'en' | 'es');
 
   const getStatusBadge = (event: Event) => {
     if (event.status === 'cancelled') {
@@ -130,7 +118,7 @@ export default function EventsPage() {
                       <div className="mt-4 space-y-2 text-sm text-gray-600">
                         <div className="flex items-center gap-2">
                           <CalendarIcon className="w-4 h-4" />
-                          <span>{formatDate(event.startDatetime)} - {formatTime(event.startDatetime)}</span>
+                          <span>{formatDate(event.startDatetime)} - {fmtTime(event.startDatetime)}</span>
                         </div>
                         <div className="flex items-center gap-2">
                           <MapPinIcon className="w-4 h-4" />
diff --git a/frontend/src/app/(public)/layout.tsx b/frontend/src/app/(public)/layout.tsx
index d7474a9..a3a7b23 100644
--- a/frontend/src/app/(public)/layout.tsx
+++ b/frontend/src/app/(public)/layout.tsx
@@ -20,7 +20,7 @@ export const metadata: Metadata = {
 const organizationSchema = {
   '@context': 'https://schema.org',
   '@type': 'Organization',
-  name: 'Spanglish',
+  name: 'Spanglish Community',
   url: siteUrl,
   logo: `${siteUrl}/images/logo.png`,
   description: 'Language exchange community organizing English and Spanish meetups in Asunción, Paraguay.',
@@ -30,7 +30,7 @@ const organizationSchema = {
     addressCountry: 'PY',
   },
   sameAs: [
-    process.env.NEXT_PUBLIC_INSTAGRAM_URL,
+    'https://instagram.com/spanglishsocialpy',
     process.env.NEXT_PUBLIC_WHATSAPP_URL,
     process.env.NEXT_PUBLIC_TELEGRAM_URL,
   ].filter(Boolean),
diff --git a/frontend/src/app/(public)/page.tsx b/frontend/src/app/(public)/page.tsx
index b08b89f..e6a7283 100644
--- a/frontend/src/app/(public)/page.tsx
+++ b/frontend/src/app/(public)/page.tsx
@@ -66,6 +66,7 @@ export async function generateMetadata(): Promise<Metadata> {
     year: 'numeric',
     month: 'long',
     day: 'numeric',
+    timeZone: 'America/Asuncion',
   });
 
   const description = `Next event: ${eventDate} – ${event.title}. Practice English and Spanish at relaxed social events in Asunción. Meet locals and internationals.`;
diff --git a/frontend/src/app/admin/bookings/page.tsx b/frontend/src/app/admin/bookings/page.tsx
index b346dc6..97a5b22 100644
--- a/frontend/src/app/admin/bookings/page.tsx
+++ b/frontend/src/app/admin/bookings/page.tsx
@@ -125,6 +125,7 @@ export default function AdminBookingsPage() {
       year: 'numeric',
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/admin/contacts/page.tsx b/frontend/src/app/admin/contacts/page.tsx
index 6043853..8953ed9 100644
--- a/frontend/src/app/admin/contacts/page.tsx
+++ b/frontend/src/app/admin/contacts/page.tsx
@@ -49,6 +49,7 @@ export default function AdminContactsPage() {
       day: 'numeric',
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/admin/emails/page.tsx b/frontend/src/app/admin/emails/page.tsx
index 6d57f5b..7535707 100644
--- a/frontend/src/app/admin/emails/page.tsx
+++ b/frontend/src/app/admin/emails/page.tsx
@@ -373,6 +373,7 @@ export default function AdminEmailsPage() {
       year: 'numeric',
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
@@ -545,7 +546,7 @@ export default function AdminEmailsPage() {
               <div className="flex items-center gap-2">
                 {hasDraft && (
                   <span className="text-xs text-gray-500">
-                    Draft saved {composeForm.savedAt ? new Date(composeForm.savedAt).toLocaleString() : ''}
+                    Draft saved {composeForm.savedAt ? new Date(composeForm.savedAt).toLocaleString(locale === 'es' ? 'es-ES' : 'en-US', { timeZone: 'America/Asuncion' }) : ''}
                   </span>
                 )}
                 <Button variant="outline" size="sm" onClick={saveDraft}>
@@ -571,7 +572,7 @@ export default function AdminEmailsPage() {
                   <option value="">Choose an event</option>
                   {events.filter(e => e.status === 'published').map((event) => (
                     <option key={event.id} value={event.id}>
-                      {event.title} - {new Date(event.startDatetime).toLocaleDateString()}
+                      {event.title} - {new Date(event.startDatetime).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', { timeZone: 'America/Asuncion' })}
                     </option>
                   ))}
                 </select>
diff --git a/frontend/src/app/admin/events/[id]/page.tsx b/frontend/src/app/admin/events/[id]/page.tsx
index c190559..5bbe25c 100644
--- a/frontend/src/app/admin/events/[id]/page.tsx
+++ b/frontend/src/app/admin/events/[id]/page.tsx
@@ -194,6 +194,7 @@ export default function AdminEventDetailPage() {
       year: 'numeric',
       month: 'long',
       day: 'numeric',
+      timeZone: 'America/Asuncion',
     });
   };
 
@@ -201,6 +202,7 @@ export default function AdminEventDetailPage() {
     return new Date(dateStr).toLocaleTimeString(locale === 'es' ? 'es-ES' : 'en-US', {
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
@@ -754,7 +756,7 @@ export default function AdminEventDetailPage() {
                           {getStatusBadge(ticket.status)}
                           {ticket.checkinAt && (
                             <p className="text-xs text-gray-400 mt-1">
-                              {new Date(ticket.checkinAt).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })}
+                              {new Date(ticket.checkinAt).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit', timeZone: 'America/Asuncion' })}
                             </p>
                           )}
                         </td>
@@ -768,7 +770,7 @@ export default function AdminEventDetailPage() {
                           )}
                         </td>
                         <td className="px-6 py-4 text-sm text-gray-600">
-                          {new Date(ticket.createdAt).toLocaleDateString()}
+                          {new Date(ticket.createdAt).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', { timeZone: 'America/Asuncion' })}
                         </td>
                         <td className="px-6 py-4">
                           <div className="flex items-center justify-end gap-2">
@@ -927,6 +929,7 @@ export default function AdminEventDetailPage() {
                               day: 'numeric',
                               hour: '2-digit',
                               minute: '2-digit',
+                              timeZone: 'America/Asuncion',
                             })
                           ) : (
                             <span className="text-gray-400">—</span>
diff --git a/frontend/src/app/admin/events/page.tsx b/frontend/src/app/admin/events/page.tsx
index e29b2e2..fcb9869 100644
--- a/frontend/src/app/admin/events/page.tsx
+++ b/frontend/src/app/admin/events/page.tsx
@@ -240,6 +240,7 @@ export default function AdminEventsPage() {
       month: 'short',
       day: 'numeric',
       year: 'numeric',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/admin/gallery/page.tsx b/frontend/src/app/admin/gallery/page.tsx
index 4d068bc..403e474 100644
--- a/frontend/src/app/admin/gallery/page.tsx
+++ b/frontend/src/app/admin/gallery/page.tsx
@@ -112,6 +112,7 @@ export default function AdminGalleryPage() {
       year: 'numeric',
       month: 'short',
       day: 'numeric',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/admin/legal-pages/page.tsx b/frontend/src/app/admin/legal-pages/page.tsx
index cec32eb..82b0dc5 100644
--- a/frontend/src/app/admin/legal-pages/page.tsx
+++ b/frontend/src/app/admin/legal-pages/page.tsx
@@ -164,6 +164,7 @@ export default function AdminLegalPagesPage() {
         day: 'numeric',
         hour: '2-digit',
         minute: '2-digit',
+        timeZone: 'America/Asuncion',
       });
     } catch {
       return dateStr;
diff --git a/frontend/src/app/admin/page.tsx b/frontend/src/app/admin/page.tsx
index f705969..e9c0d85 100644
--- a/frontend/src/app/admin/page.tsx
+++ b/frontend/src/app/admin/page.tsx
@@ -35,6 +35,7 @@ export default function AdminDashboardPage() {
       day: 'numeric',
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/admin/payments/page.tsx b/frontend/src/app/admin/payments/page.tsx
index e9fcceb..84c1377 100644
--- a/frontend/src/app/admin/payments/page.tsx
+++ b/frontend/src/app/admin/payments/page.tsx
@@ -199,6 +199,7 @@ export default function AdminPaymentsPage() {
       day: 'numeric',
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/admin/scanner/page.tsx b/frontend/src/app/admin/scanner/page.tsx
index 128eae3..750d633 100644
--- a/frontend/src/app/admin/scanner/page.tsx
+++ b/frontend/src/app/admin/scanner/page.tsx
@@ -190,7 +190,7 @@ function ScanResultModal({
   const statusSubtitle = isSuccess ? 'Ready for check-in' : 
     isAlreadyCheckedIn ? (
       scanResult.validation?.ticket?.checkinAt 
-        ? `Checked in at ${new Date(scanResult.validation.ticket.checkinAt).toLocaleTimeString()}${scanResult.validation?.ticket?.checkedInBy ? ` by ${scanResult.validation.ticket.checkedInBy}` : ''}`
+        ? `Checked in at ${new Date(scanResult.validation.ticket.checkinAt).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit', timeZone: 'America/Asuncion' })}${scanResult.validation?.ticket?.checkedInBy ? ` by ${scanResult.validation.ticket.checkedInBy}` : ''}`
         : 'This ticket was already used'
     ) : 
     isPending ? 'Ticket not yet confirmed' : 
@@ -400,7 +400,7 @@ export default function AdminScannerPage() {
       setRecentCheckins(prev => [
         { 
           name: result.ticket.attendeeName || 'Guest', 
-          time: new Date().toLocaleTimeString() 
+          time: new Date().toLocaleTimeString([], { hour: '2-digit', minute: '2-digit', timeZone: 'America/Asuncion' }) 
         },
         ...prev.slice(0, 4),
       ]);
@@ -441,6 +441,7 @@ export default function AdminScannerPage() {
       day: 'numeric',
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/admin/settings/page.tsx b/frontend/src/app/admin/settings/page.tsx
index 2ac4d6f..e3af533 100644
--- a/frontend/src/app/admin/settings/page.tsx
+++ b/frontend/src/app/admin/settings/page.tsx
@@ -213,6 +213,7 @@ export default function AdminSettingsPage() {
                           month: 'long',
                           day: 'numeric',
                           year: 'numeric',
+                          timeZone: 'America/Asuncion',
                         })}
                       </p>
                       <p className="text-xs text-amber-600 mt-1">
diff --git a/frontend/src/app/admin/tickets/page.tsx b/frontend/src/app/admin/tickets/page.tsx
index 7c265e0..fa831c4 100644
--- a/frontend/src/app/admin/tickets/page.tsx
+++ b/frontend/src/app/admin/tickets/page.tsx
@@ -140,6 +140,7 @@ export default function AdminTicketsPage() {
       day: 'numeric',
       hour: '2-digit',
       minute: '2-digit',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/admin/users/page.tsx b/frontend/src/app/admin/users/page.tsx
index b1599a7..64b2861 100644
--- a/frontend/src/app/admin/users/page.tsx
+++ b/frontend/src/app/admin/users/page.tsx
@@ -112,6 +112,7 @@ export default function AdminUsersPage() {
       year: 'numeric',
       month: 'short',
       day: 'numeric',
+      timeZone: 'America/Asuncion',
     });
   };
 
diff --git a/frontend/src/app/linktree/page.tsx b/frontend/src/app/linktree/page.tsx
index 2fd2690..6f91d5d 100644
--- a/frontend/src/app/linktree/page.tsx
+++ b/frontend/src/app/linktree/page.tsx
@@ -4,7 +4,7 @@ import { useState, useEffect } from 'react';
 import Link from 'next/link';
 import { useLanguage } from '@/context/LanguageContext';
 import { eventsApi, Event } from '@/lib/api';
-import { formatPrice } from '@/lib/utils';
+import { formatPrice, formatDateShort, formatTime } from '@/lib/utils';
 import { 
   CalendarIcon, 
   MapPinIcon,
@@ -29,20 +29,8 @@ export default function LinktreePage() {
       .finally(() => setLoading(false));
   }, []);
 
-  const formatDate = (dateStr: string) => {
-    return new Date(dateStr).toLocaleDateString(locale === 'es' ? 'es-ES' : 'en-US', {
-      weekday: 'short',
-      month: 'short',
-      day: 'numeric',
-    });
-  };
-
-  const formatTime = (dateStr: string) => {
-    return new Date(dateStr).toLocaleTimeString(locale === 'es' ? 'es-ES' : 'en-US', {
-      hour: '2-digit',
-      minute: '2-digit',
-    });
-  };
+  const formatDate = (dateStr: string) => formatDateShort(dateStr, locale as 'en' | 'es');
+  const fmtTime = (dateStr: string) => formatTime(dateStr, locale as 'en' | 'es');
 
   // Handle both full URLs and handles
   const instagramUrl = instagramHandle 
@@ -89,7 +77,7 @@ export default function LinktreePage() {
                 <div className="mt-3 space-y-2">
                   <div className="flex items-center gap-2 text-gray-300 text-sm">
                     <CalendarIcon className="w-4 h-4 text-primary-yellow flex-shrink-0" />
-                    <span>{formatDate(nextEvent.startDatetime)} • {formatTime(nextEvent.startDatetime)}</span>
+                    <span>{formatDate(nextEvent.startDatetime)} • {fmtTime(nextEvent.startDatetime)}</span>
                   </div>
                   <div className="flex items-center gap-2 text-gray-300 text-sm">
                     <MapPinIcon className="w-4 h-4 text-primary-yellow flex-shrink-0" />
diff --git a/frontend/src/app/robots.ts b/frontend/src/app/robots.ts
index 4cf9600..03f7b5c 100644
--- a/frontend/src/app/robots.ts
+++ b/frontend/src/app/robots.ts
@@ -7,30 +7,16 @@ export default function robots(): MetadataRoute.Robots {
     rules: [
       {
         userAgent: '*',
-        allow: [
-          '/',
-          '/events',
-          '/events/*',
-          '/community',
-          '/contact',
-          '/faq',
-          '/legal/*',
-          '/llms.txt',
-        ],
+        allow: '/',
         disallow: [
-          '/admin',
-          '/admin/*',
-          '/dashboard',
-          '/dashboard/*',
-          '/api',
-          '/api/*',
-          '/book',
-          '/book/*',
-          '/booking',
-          '/booking/*',
+          '/admin/',
+          '/dashboard/',
+          '/api/',
+          '/book/',
+          '/booking/',
           '/login',
           '/register',
-          '/auth/*',
+          '/auth/',
         ],
       },
     ],
diff --git a/frontend/src/app/sitemap.ts b/frontend/src/app/sitemap.ts
index d6e5b49..d9a68c1 100644
--- a/frontend/src/app/sitemap.ts
+++ b/frontend/src/app/sitemap.ts
@@ -3,89 +3,109 @@ import { MetadataRoute } from 'next';
 const siteUrl = process.env.NEXT_PUBLIC_SITE_URL || 'https://spanglish.com.py';
 const apiUrl = process.env.NEXT_PUBLIC_API_URL || 'http://localhost:3001';
 
-interface Event {
+interface SitemapEvent {
   id: string;
   status: string;
+  startDatetime: string;
   updatedAt: string;
 }
 
-async function getPublishedEvents(): Promise<Event[]> {
+/**
+ * Fetch all indexable events: published, completed, and cancelled.
+ * Sold-out / past events stay in the index (marked as expired, not removed).
+ * Only draft and archived events are excluded.
+ */
+async function getIndexableEvents(): Promise<SitemapEvent[]> {
   try {
-    const response = await fetch(`${apiUrl}/api/events?status=published`, {
-      next: { tags: ['events-sitemap'] },
-    });
-    if (!response.ok) return [];
-    const data = await response.json();
-    return data.events || [];
+    const [publishedRes, completedRes] = await Promise.all([
+      fetch(`${apiUrl}/api/events?status=published`, {
+        next: { tags: ['events-sitemap'] },
+      }),
+      fetch(`${apiUrl}/api/events?status=completed`, {
+        next: { tags: ['events-sitemap'] },
+      }),
+    ]);
+
+    const published = publishedRes.ok
+      ? ((await publishedRes.json()).events as SitemapEvent[]) || []
+      : [];
+    const completed = completedRes.ok
+      ? ((await completedRes.json()).events as SitemapEvent[]) || []
+      : [];
+
+    return [...published, ...completed];
   } catch {
     return [];
   }
 }
 
 export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
-  // Fetch published events for dynamic event pages
-  const events = await getPublishedEvents();
+  const events = await getIndexableEvents();
+  const now = new Date();
 
   // Static pages
   const staticPages: MetadataRoute.Sitemap = [
     {
       url: siteUrl,
-      lastModified: new Date(),
+      lastModified: now,
       changeFrequency: 'weekly',
       priority: 1,
     },
     {
       url: `${siteUrl}/events`,
-      lastModified: new Date(),
+      lastModified: now,
       changeFrequency: 'daily',
       priority: 0.9,
     },
     {
       url: `${siteUrl}/community`,
-      lastModified: new Date(),
+      lastModified: now,
       changeFrequency: 'monthly',
       priority: 0.7,
     },
     {
       url: `${siteUrl}/contact`,
-      lastModified: new Date(),
+      lastModified: now,
       changeFrequency: 'monthly',
       priority: 0.6,
     },
     {
       url: `${siteUrl}/faq`,
-      lastModified: new Date(),
+      lastModified: now,
       changeFrequency: 'monthly',
       priority: 0.6,
     },
     // Legal pages
     {
       url: `${siteUrl}/legal/terms-policy`,
-      lastModified: new Date(),
+      lastModified: now,
       changeFrequency: 'yearly',
       priority: 0.3,
     },
     {
       url: `${siteUrl}/legal/privacy-policy`,
-      lastModified: new Date(),
+      lastModified: now,
       changeFrequency: 'yearly',
       priority: 0.3,
     },
     {
       url: `${siteUrl}/legal/refund-cancelation-policy`,
-      lastModified: new Date(),
+      lastModified: now,
       changeFrequency: 'yearly',
       priority: 0.3,
     },
   ];
 
-  // Dynamic event pages
-  const eventPages: MetadataRoute.Sitemap = events.map((event) => ({
-    url: `${siteUrl}/events/${event.id}`,
-    lastModified: new Date(event.updatedAt),
-    changeFrequency: 'weekly' as const,
-    priority: 0.8,
-  }));
+  // Dynamic event pages — upcoming events get higher priority
+  const eventPages: MetadataRoute.Sitemap = events.map((event) => {
+    const isUpcoming = new Date(event.startDatetime) > now;
+    return {
+      url: `${siteUrl}/events/${event.id}`,
+      lastModified: new Date(event.updatedAt),
+      changeFrequency: isUpcoming ? ('weekly' as const) : ('monthly' as const),
+      priority: isUpcoming ? 0.8 : 0.5,
+    };
+  });
 
   return [...staticPages, ...eventPages];
 }
diff --git a/frontend/src/lib/utils.ts b/frontend/src/lib/utils.ts
index 7e21523..489152b 100644
--- a/frontend/src/lib/utils.ts
+++ b/frontend/src/lib/utils.ts
@@ -1,3 +1,111 @@
+// ---------------------------------------------------------------------------
+// Date / time formatting
+// ---------------------------------------------------------------------------
+// All helpers pin the timezone to America/Asuncion so the output is identical
+// on the server (often UTC) and the client (user's local TZ).  This prevents
+// React hydration mismatches like "07:20 PM" (server) vs "04:20 PM" (client).
+// ---------------------------------------------------------------------------
+
+const EVENT_TIMEZONE = 'America/Asuncion';
+
+type Locale = 'en' | 'es';
+
+function pickLocale(locale: Locale): string {
+  return locale === 'es' ? 'es-ES' : 'en-US';
+}
+
+/**
+ * "Sat, Feb 14" / "sáb, 14 feb"
+ */
+export function formatDateShort(dateStr: string, locale: Locale = 'en'): string {
+  return new Date(dateStr).toLocaleDateString(pickLocale(locale), {
+    weekday: 'short',
+    month: 'short',
+    day: 'numeric',
+    timeZone: EVENT_TIMEZONE,
+  });
+}
+
+/**
+ * "Saturday, February 14, 2026" / "sábado, 14 de febrero de 2026"
+ */
+export function formatDateLong(dateStr: string, locale: Locale = 'en'): string {
+  return new Date(dateStr).toLocaleDateString(pickLocale(locale), {
+    weekday: 'long',
+    year: 'numeric',
+    month: 'long',
+    day: 'numeric',
+    timeZone: EVENT_TIMEZONE,
+  });
+}
+
+/**
+ * "February 14, 2026" / "14 de febrero de 2026"  (no weekday)
+ */
+export function formatDateMedium(dateStr: string, locale: Locale = 'en'): string {
+  return new Date(dateStr).toLocaleDateString(pickLocale(locale), {
+    year: 'numeric',
+    month: 'long',
+    day: 'numeric',
+    timeZone: EVENT_TIMEZONE,
+  });
+}
+
+/**
+ * "Feb 14, 2026" / "14 feb 2026"
+ */
+export function formatDateCompact(dateStr: string, locale: Locale = 'en'): string {
+  return new Date(dateStr).toLocaleDateString(pickLocale(locale), {
+    month: 'short',
+    day: 'numeric',
+    year: 'numeric',
+    timeZone: EVENT_TIMEZONE,
+  });
+}
+
+/**
+ * "04:30 PM" / "16:30"
+ */
+export function formatTime(dateStr: string, locale: Locale = 'en'): string {
+  return new Date(dateStr).toLocaleTimeString(pickLocale(locale), {
+    hour: '2-digit',
+    minute: '2-digit',
+    timeZone: EVENT_TIMEZONE,
+  });
+}
+
+/**
+ * "Feb 14, 2026, 04:30 PM" — compact date + time combined
+ */
+export function formatDateTime(dateStr: string, locale: Locale = 'en'): string {
+  return new Date(dateStr).toLocaleString(pickLocale(locale), {
+    month: 'short',
+    day: 'numeric',
+    year: 'numeric',
+    hour: '2-digit',
+    minute: '2-digit',
+    timeZone: EVENT_TIMEZONE,
+  });
+}
+
+/**
+ * "Sat, Feb 14, 04:30 PM" — short date + time combined
+ */
+export function formatDateTimeShort(dateStr: string, locale: Locale = 'en'): string {
+  return new Date(dateStr).toLocaleString(pickLocale(locale), {
+    weekday: 'short',
+    month: 'short',
+    day: 'numeric',
+    hour: '2-digit',
+    minute: '2-digit',
+    timeZone: EVENT_TIMEZONE,
+  });
+}
+
+// ---------------------------------------------------------------------------
+// Price formatting
+// ---------------------------------------------------------------------------
+
 /**
  * Format price - shows decimals only if needed
  * Uses space as thousands separator (common in Paraguay)