fix(seo): Remove technical jargon and add SEO meta tags

- Replace "multi-tenant" wording with user-friendly alternatives
  - Hero subheadline: "Secure" instead of "Multi-tenant"
  - Feature title: "Enterprise Security" instead of "Multi-Tenant Architecture"
  - Updated testimonials and FAQ to remove technical references
- Add comprehensive SEO meta tags to index.html:
  - Meta description for search engines
  - Open Graph tags for social sharing
  - Twitter card meta tags
  - Canonical URL and robots directives
- Update all language files (en, es, fr, de) with consistent changes

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

frontend/index.html

@@ -5,7 +5,27 @@
     <link rel="icon" type="image/svg+xml" href="/vite.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <!-- CSP: Disabled in development due to browser extension conflicts. Enable in production via server headers. -->
-    <title>Smooth Schedule - Multi-Tenant Scheduling</title>
+    <title>Smooth Schedule | Online Appointment Scheduling Software</title>
+    <meta name="description" content="The all-in-one scheduling platform for service businesses. Manage appointments, staff, and payments effortlessly. Start free today." />
+
+    <!-- Open Graph / Facebook -->
+    <meta property="og:type" content="website" />
+    <meta property="og:title" content="Smooth Schedule | Online Appointment Scheduling Software" />
+    <meta property="og:description" content="The all-in-one scheduling platform for service businesses. Manage appointments, staff, and payments effortlessly." />
+    <meta property="og:image" content="https://smoothschedule.com/og-image.png" />
+    <meta property="og:url" content="https://smoothschedule.com" />
+    <meta property="og:site_name" content="Smooth Schedule" />
+
+    <!-- Twitter -->
+    <meta name="twitter:card" content="summary_large_image" />
+    <meta name="twitter:title" content="Smooth Schedule | Online Appointment Scheduling Software" />
+    <meta name="twitter:description" content="The all-in-one scheduling platform for service businesses. Manage appointments, staff, and payments effortlessly." />
+    <meta name="twitter:image" content="https://smoothschedule.com/og-image.png" />
+
+    <!-- Additional SEO -->
+    <meta name="robots" content="index, follow" />
+    <meta name="author" content="Smooth Schedule Inc." />
+    <link rel="canonical" href="https://smoothschedule.com" />
     <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap" rel="stylesheet">
     <style>
       /* Ensure full height for the app */

frontend/src/i18n/locales/de.json

@@ -506,7 +506,7 @@
     },
     "hero": {
       "headline": "Orchestrieren Sie Ihr Unternehmen",
-      "subheadline": "Die Enterprise-Terminplanungsplattform für Dienstleistungsunternehmen. Multi-Tenant, White-Label-fähig und für Skalierung entwickelt.",
+      "subheadline": "Die Enterprise-Terminplanungsplattform für Dienstleistungsunternehmen. Sicher, White-Label-fähig und für Skalierung entwickelt.",
       "cta": "Starten Sie Ihre kostenlose Testversion",
       "secondaryCta": "Live-Demo ansehen",
       "trustedBy": "Treibt die nächste Generation von Service-Plattformen an",
@@ -735,7 +735,7 @@
         },
         "dataSafety": {
           "question": "Sind meine Daten sicher?",
-          "answer": "Absolut. Wir verwenden dedizierte Sicherheitstresore (Postgres-Schemas), um Ihre Daten physisch von anderen Kunden zu isolieren. Das ist der Goldstandard für Multi-Tenant-Sicherheit."
+          "answer": "Absolut. Wir verwenden dedizierte Sicherheitstresore, um Ihre Daten physisch von anderen Kunden zu isolieren. Ihre Geschäftsdaten werden niemals mit denen anderer vermischt."
         }
       }
     },
@@ -1026,8 +1026,8 @@
           "description": "Installieren Sie Plugins aus unserem Marketplace oder erstellen Sie Ihre eigenen, um Aufgaben zu automatisieren."
         },
         "multiTenant": {
-          "title": "Multi-Tenant-Architektur",
+          "title": "Enterprise-Sicherheit",
-          "description": "Dedizierte Sicherheitstresore für Enterprise-Sicherheit und White-Labeling."
+          "description": "Ihre Daten sind in dedizierten sicheren Tresoren isoliert. Enterprise-Schutz ist eingebaut."
         },
         "integratedPayments": {
           "title": "Integrierte Zahlungen",
@@ -1060,7 +1060,7 @@
           "company": "Lumina MedSpa"
         },
         "whiteLabel": {
-          "quote": "Wir haben SmoothSchedule für unser Franchise white-labeled. Die Multi-Tenant-Architektur hat es mühelos gemacht.",
+          "quote": "Wir haben SmoothSchedule für unser Franchise white-labeled. Die Plattform verwaltet alles nahtlos über alle unsere Standorte.",
           "author": "Marcus Johnson",
           "role": "Betriebsleiter",
           "company": "FitNation"

frontend/src/i18n/locales/en.json

@@ -1172,7 +1172,7 @@
     },
     "hero": {
       "headline": "Orchestrate Your Business",
-      "subheadline": "The enterprise-grade scheduling platform for service businesses. Multi-tenant, white-label ready, and designed for scale.",
+      "subheadline": "The enterprise-grade scheduling platform for service businesses. Secure, white-label ready, and designed for scale.",
       "cta": "Start Your Free Trial",
       "secondaryCta": "View Live Demo",
       "trustedBy": "Powering next-generation service platforms",
@@ -1401,7 +1401,7 @@
         },
         "dataSafety": {
           "question": "Is my data safe?",
-          "answer": "Absolutely. We use dedicated secure vaults (Postgres schemas) to physically isolate your data from other customers. It's the gold standard for multi-tenant security."
+          "answer": "Absolutely. We use dedicated secure vaults to physically isolate your data from other customers. Your business data is never mixed with anyone else's."
         }
       }
     },
@@ -1692,8 +1692,8 @@
           "description": "Install plugins from our marketplace or build your own to automate tasks."
         },
         "multiTenant": {
-          "title": "Multi-Tenant Architecture",
+          "title": "Enterprise Security",
-          "description": "Dedicated secure vaults for enterprise-grade security and white-labeling."
+          "description": "Your data is isolated in dedicated secure vaults. Enterprise-grade protection built in."
         },
         "integratedPayments": {
           "title": "Integrated Payments",
@@ -1726,7 +1726,7 @@
           "company": "Lumina MedSpa"
         },
         "whiteLabel": {
-          "quote": "We white-labeled SmoothSchedule for our franchise. The multi-tenant architecture made it effortless.",
+          "quote": "We white-labeled SmoothSchedule for our franchise. The platform handles everything seamlessly across all our locations.",
           "author": "Marcus Johnson",
           "role": "Director of Ops",
           "company": "FitNation"
@@ -2093,7 +2093,7 @@
         },
         "descriptionOfService": {
           "title": "2. Description of Service",
-          "content": "SmoothSchedule is a multi-tenant scheduling platform that enables businesses to manage appointments, resources, services, and customer interactions. The Service is provided on a subscription basis with various pricing tiers."
+          "content": "SmoothSchedule is a scheduling platform that enables businesses to manage appointments, resources, services, and customer interactions. The Service is provided on a subscription basis with various pricing tiers."
         },
         "userAccounts": {
           "title": "3. User Accounts",

frontend/src/i18n/locales/es.json

@@ -506,7 +506,7 @@
     },
     "hero": {
       "headline": "Orquesta tu Negocio",
-      "subheadline": "La plataforma de agendamiento de nivel empresarial para negocios de servicios. Multi-inquilino, lista para marca blanca y diseñada para escalar.",
+      "subheadline": "La plataforma de agendamiento de nivel empresarial para negocios de servicios. Segura, lista para marca blanca y diseñada para escalar.",
       "cta": "Comenzar Prueba Gratuita",
       "secondaryCta": "Ver Demo en Vivo",
       "trustedBy": "Impulsando plataformas de servicios de próxima generación",
@@ -735,7 +735,7 @@
         },
         "dataSafety": {
           "question": "¿Están seguros mis datos?",
-          "answer": "Absolutamente. Usamos bóvedas seguras dedicadas (esquemas Postgres) para aislar físicamente tus datos de otros clientes. Es el estándar de oro para seguridad multi-inquilino."
+          "answer": "Absolutamente. Usamos bóvedas seguras dedicadas para aislar físicamente tus datos de otros clientes. Los datos de tu negocio nunca se mezclan con los de nadie más."
         }
       }
     },
@@ -1037,8 +1037,8 @@
           "description": "Instala plugins desde nuestro marketplace o construye los tuyos para automatizar tareas."
         },
         "multiTenant": {
-          "title": "Arquitectura Multi-Inquilino",
+          "title": "Seguridad Empresarial",
-          "description": "Bóvedas seguras dedicadas para seguridad de nivel empresarial y marca blanca."
+          "description": "Tus datos están aislados en bóvedas seguras dedicadas. Protección de nivel empresarial incorporada."
         },
         "integratedPayments": {
           "title": "Pagos Integrados",
@@ -1071,7 +1071,7 @@
           "company": "Lumina MedSpa"
         },
         "whiteLabel": {
-          "quote": "Pusimos SmoothSchedule con marca blanca para nuestra franquicia. La arquitectura multi-inquilino lo hizo sin esfuerzo.",
+          "quote": "Pusimos SmoothSchedule con marca blanca para nuestra franquicia. La plataforma maneja todo sin problemas en todas nuestras ubicaciones.",
           "author": "Marcus Johnson",
           "role": "Director de Operaciones",
           "company": "FitNation"

frontend/src/i18n/locales/fr.json

@@ -506,7 +506,7 @@
     },
     "hero": {
       "headline": "Orchestrez Votre Entreprise",
-      "subheadline": "La plateforme de planification de niveau entreprise pour les entreprises de services. Multi-tenant, prête pour la marque blanche, et conçue pour l'échelle.",
+      "subheadline": "La plateforme de planification de niveau entreprise pour les entreprises de services. Sécurisée, prête pour la marque blanche, et conçue pour l'échelle.",
       "cta": "Commencer l'Essai Gratuit",
       "secondaryCta": "Voir la Démo en Direct",
       "trustedBy": "Propulsant les plateformes de services de nouvelle génération",
@@ -735,7 +735,7 @@
         },
         "dataSafety": {
           "question": "Mes données sont-elles en sécurité ?",
-          "answer": "Absolument. Nous utilisons des coffres-forts sécurisés dédiés (schémas Postgres) pour isoler physiquement vos données des autres clients. C'est la norme d'or pour la sécurité multi-tenant."
+          "answer": "Absolument. Nous utilisons des coffres-forts sécurisés dédiés pour isoler physiquement vos données des autres clients. Vos données d'entreprise ne sont jamais mélangées avec celles des autres."
         }
       }
     },
@@ -1037,8 +1037,8 @@
           "description": "Installez des plugins depuis notre marketplace ou créez les vôtres pour automatiser les tâches."
         },
         "multiTenant": {
-          "title": "Architecture Multi-Tenant",
+          "title": "Sécurité Entreprise",
-          "description": "Coffres-forts sécurisés dédiés pour une sécurité de niveau entreprise et la marque blanche."
+          "description": "Vos données sont isolées dans des coffres-forts sécurisés dédiés. Protection de niveau entreprise intégrée."
         },
         "integratedPayments": {
           "title": "Paiements Intégrés",
@@ -1071,7 +1071,7 @@
           "company": "Lumina MedSpa"
         },
         "whiteLabel": {
-          "quote": "Nous avons mis SmoothSchedule en marque blanche pour notre franchise. L'architecture multi-tenant a rendu cela sans effort.",
+          "quote": "Nous avons mis SmoothSchedule en marque blanche pour notre franchise. La plateforme gère tout de manière transparente sur tous nos sites.",
           "author": "Marcus Johnson",
           "role": "Directeur des Opérations",
           "company": "FitNation"