Figma designer for Multi-Functional Spa Booking App

### Client-Side Features
- **User Registration & Profiles:** Create and manage personal accounts with service history and preferences.
- **Service Catalog:** Browse detailed descriptions, prices, durations, and add-ons for all spa services.
- **Multi-location Support:** View availability and book appointments at different spa branches.
- **Real-time Appointment Booking:** Check available date/time slots and instantly book appointments.
- **Multiple Therapist/Resource Selection:** Choose preferred therapist or specialist from available options.
- **Appointment Rescheduling & Cancellation:** Modify or cancel bookings easily with automated notifications.
- **Multi-person/Group Booking:** Book appointments for multiple clients at once.
- **In-app Payment Options:** Secure payment gateway integration for advance or full payments.
- **Promotions & Discounts:** Access exclusive offers, gift cards, and loyalty rewards.
- **Push Notifications & Reminders:** Automated appointment confirmations, reminders, and follow-ups via app, SMS, or email.
- **Geo-location and Check-in:** Location-based check-in feature to notify staff automatically when client arrives.
- **Reviews and Ratings:** Leave feedback on services and therapists.
- **Favorite Services & Providers:** Save preferred services and therapists for quick future bookings.
- **Multi-lingual Support:** Interface available in multiple languages.
- **User-friendly Interface:** Intuitive design across mobile and web platforms.

### Spa Management Features (Admin/Staff)
- **Appointment Calendar & Dashboard:** Visual schedule with drag-and-drop rescheduling and multiple viewing options.
- **Resource & Therapist Management:** Manage therapist schedules, availability, and service specializations.
- **Automated Waitlist & Alternate Slots:** Suggest alternative slots or nearby locations when preferred times are unavailable.
- **Client Management & CRM:** Store client profiles, preferences, treatment history, and contact details.
- **Inventory Management:** Track stock of spa products and supplies.
- **Billing & Invoicing:** Generate bills and receipts automatically, including taxes and discounts.
- **Analytics & Reports:** Insights on sales, appointments, therapist performance, and client behavior.
- **Marketing Automation:** Email/SMS campaigns, referral programs, and seasonal promotions.
- **Staff Management:** Track attendance, shifts, and payroll integration.
- **Gift Card & Voucher Management:** Create and redeem gift cards and discount vouchers.
- **Compliance & Security:** Data privacy, GDPR compliance, secure payment processing.

### Integrations & Advanced Features
- **Calendar Sync:** Sync appointments with Google Calendar, Outlook, etc.
- **Multi-platform Accessibility:** Access from iOS, Android, and web.
- **AI-powered Scheduling:** Optimize therapist workloads and reduce gaps.
- **Feedback & Survey Tools:** Collect customer satisfaction data.
- **Loyalty Programs:** Points, tiered rewards, and repeat customer incentives.
- **24/7 Chatbot or Virtual Assistant:** For instant booking help and general inquiries.