Develop a full-featured Restaurant Ordering Website featuring a visually appealing digital menu with smooth category tab navigation and dietary filter tags. Include an interactive item customization modal where customers can choose mandatory options, select add-on sides, and include special preparation notes. Build a sticky shopping cart drawer that calculates subtotal, tax percentages, customizable tip rates, and final totals dynamically. Integrate a secure checkout page connecting with modern credit card payment forms. Provide an order confirmation screen featuring a step-by-step progress tracker bar that updates in real time as the kitchen processes orders. Build automated pickup date and time slot selection logic during checkout. Create a dedicated Kitchen Display System portal for staff to view incoming orders in real time, filter by fulfillment type, toggle order preparation stages, sound audible new order alerts, and manage menu item availability flags.