diff --git a/docs/project-structure.md b/docs/project-structure.md
index e13eb28..cc89566 100644
--- a/docs/project-structure.md
+++ b/docs/project-structure.md
@@ -42,23 +42,18 @@ Next.js 15 App Router structure:
 ### Reusable Components (`src/components/`)
 
 #### shadcn/ui Components (`src/components/ui/`)
+Only the primitives the app actually renders are vendored in. Add others with
+the shadcn CLI when a screen needs them, rather than keeping unused ones around.
+
 - `alert.jsx` - Alert notifications
-- `avatar.jsx` - User avatars
 - `badge.jsx` - Badge components
 - `button.jsx` - Button variants
 - `card.jsx` - Card layouts
 - `dialog.jsx` - Modal dialogs
-- `form.jsx` - Form components
 - `input.jsx` - Input fields
 - `label.jsx` - Form labels
-- `popover.jsx` - Popover components
-- `progress.jsx` - Progress indicators
-- `separator.jsx` - Visual separators
-- `sheet.jsx` - Side sheets
 - `skeleton.jsx` - Loading skeletons
-- `table.jsx` - Data tables
 - `tabs.jsx` - Tab navigation
-- `tooltip.jsx` - Tooltips
 
 ### Utility Libraries (`src/lib/`)
 - `utils.js` - Utility functions including `cn()` for class name merging
diff --git a/docs/tech-stack.md b/docs/tech-stack.md
index e260ba0..370844c 100644
--- a/docs/tech-stack.md
+++ b/docs/tech-stack.md
@@ -35,10 +35,10 @@
 - **class-variance-authority**: Component variant management
 - **tailwind-merge + clsx**: Dynamic class name handling
 
-## Form Handling & Validation
-- **react-hook-form**: Form state management
-- **@hookform/resolvers**: Form validation resolvers
-- **zod**: Schema validation
+## Testing
+- **Vitest**: Test runner for the logic in `src/lib/`
+- **In-memory Upstash fake**: Default backing store, no service required
+- **SRH + Redis (Docker)**: Optional lane running the same tests against real Redis
 
 ## Development & Analytics
 - **ESLint**: Code linting with Next.js configuration
diff --git a/public/file.svg b/public/file.svg
deleted file mode 100644
index 004145c..0000000
--- a/public/file.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg fill="none" viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M14.5 13.5V5.41a1 1 0 0 0-.3-.7L9.8.29A1 1 0 0 0 9.08 0H1.5v13.5A2.5 2.5 0 0 0 4 16h8a2.5 2.5 0 0 0 2.5-2.5m-1.5 0v-7H8v-5H3v12a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1M9.5 5V2.12L12.38 5zM5.13 5h-.62v1.25h2.12V5zm-.62 3h7.12v1.25H4.5zm.62 3h-.62v1.25h7.12V11z" clip-rule="evenodd" fill="#666" fill-rule="evenodd"/></svg>
\ No newline at end of file
diff --git a/public/globe.svg b/public/globe.svg
deleted file mode 100644
index 567f17b..0000000
--- a/public/globe.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><g clip-path="url(#a)"><path fill-rule="evenodd" clip-rule="evenodd" d="M10.27 14.1a6.5 6.5 0 0 0 3.67-3.45q-1.24.21-2.7.34-.31 1.83-.97 3.1M8 16A8 8 0 1 0 8 0a8 8 0 0 0 0 16m.48-1.52a7 7 0 0 1-.96 0H7.5a4 4 0 0 1-.84-1.32q-.38-.89-.63-2.08a40 40 0 0 0 3.92 0q-.25 1.2-.63 2.08a4 4 0 0 1-.84 1.31zm2.94-4.76q1.66-.15 2.95-.43a7 7 0 0 0 0-2.58q-1.3-.27-2.95-.43a18 18 0 0 1 0 3.44m-1.27-3.54a17 17 0 0 1 0 3.64 39 39 0 0 1-4.3 0 17 17 0 0 1 0-3.64 39 39 0 0 1 4.3 0m1.1-1.17q1.45.13 2.69.34a6.5 6.5 0 0 0-3.67-3.44q.65 1.26.98 3.1M8.48 1.5l.01.02q.41.37.84 1.31.38.89.63 2.08a40 40 0 0 0-3.92 0q.25-1.2.63-2.08a4 4 0 0 1 .85-1.32 7 7 0 0 1 .96 0m-2.75.4a6.5 6.5 0 0 0-3.67 3.44 29 29 0 0 1 2.7-.34q.31-1.83.97-3.1M4.58 6.28q-1.66.16-2.95.43a7 7 0 0 0 0 2.58q1.3.27 2.95.43a18 18 0 0 1 0-3.44m.17 4.71q-1.45-.12-2.69-.34a6.5 6.5 0 0 0 3.67 3.44q-.65-1.27-.98-3.1" fill="#666"/></g><defs><clipPath id="a"><path fill="#fff" d="M0 0h16v16H0z"/></clipPath></defs></svg>
\ No newline at end of file
diff --git a/public/next.svg b/public/next.svg
deleted file mode 100644
index 5174b28..0000000
--- a/public/next.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 394 80"><path fill="#000" d="M262 0h68.5v12.7h-27.2v66.6h-13.6V12.7H262V0ZM149 0v12.7H94v20.4h44.3v12.6H94v21h55v12.6H80.5V0h68.7zm34.3 0h-17.8l63.8 79.4h17.9l-32-39.7 32-39.6h-17.9l-23 28.6-23-28.6zm18.3 56.7-9-11-27.1 33.7h17.8l18.3-22.7z"/><path fill="#000" d="M81 79.3 17 0H0v79.3h13.6V17l50.2 62.3H81Zm252.6-.4c-1 0-1.8-.4-2.5-1s-1.1-1.6-1.1-2.6.3-1.8 1-2.5 1.6-1 2.6-1 1.8.3 2.5 1a3.4 3.4 0 0 1 .6 4.3 3.7 3.7 0 0 1-3 1.8zm23.2-33.5h6v23.3c0 2.1-.4 4-1.3 5.5a9.1 9.1 0 0 1-3.8 3.5c-1.6.8-3.5 1.3-5.7 1.3-2 0-3.7-.4-5.3-1s-2.8-1.8-3.7-3.2c-.9-1.3-1.4-3-1.4-5h6c.1.8.3 1.6.7 2.2s1 1.2 1.6 1.5c.7.4 1.5.5 2.4.5 1 0 1.8-.2 2.4-.6a4 4 0 0 0 1.6-1.8c.3-.8.5-1.8.5-3V45.5zm30.9 9.1a4.4 4.4 0 0 0-2-3.3 7.5 7.5 0 0 0-4.3-1.1c-1.3 0-2.4.2-3.3.5-.9.4-1.6 1-2 1.6a3.5 3.5 0 0 0-.3 4c.3.5.7.9 1.3 1.2l1.8 1 2 .5 3.2.8c1.3.3 2.5.7 3.7 1.2a13 13 0 0 1 3.2 1.8 8.1 8.1 0 0 1 3 6.5c0 2-.5 3.7-1.5 5.1a10 10 0 0 1-4.4 3.5c-1.8.8-4.1 1.2-6.8 1.2-2.6 0-4.9-.4-6.8-1.2-2-.8-3.4-2-4.5-3.5a10 10 0 0 1-1.7-5.6h6a5 5 0 0 0 3.5 4.6c1 .4 2.2.6 3.4.6 1.3 0 2.5-.2 3.5-.6 1-.4 1.8-1 2.4-1.7a4 4 0 0 0 .8-2.4c0-.9-.2-1.6-.7-2.2a11 11 0 0 0-2.1-1.4l-3.2-1-3.8-1c-2.8-.7-5-1.7-6.6-3.2a7.2 7.2 0 0 1-2.4-5.7 8 8 0 0 1 1.7-5 10 10 0 0 1 4.3-3.5c2-.8 4-1.2 6.4-1.2 2.3 0 4.4.4 6.2 1.2 1.8.8 3.2 2 4.3 3.4 1 1.4 1.5 3 1.5 5h-5.8z"/></svg>
\ No newline at end of file
diff --git a/public/vercel.svg b/public/vercel.svg
deleted file mode 100644
index 7705396..0000000
--- a/public/vercel.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1155 1000"><path d="m577.3 0 577.4 1000H0z" fill="#fff"/></svg>
\ No newline at end of file
diff --git a/public/window.svg b/public/window.svg
deleted file mode 100644
index b2b2a44..0000000
--- a/public/window.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><path fill-rule="evenodd" clip-rule="evenodd" d="M1.5 2.5h13v10a1 1 0 0 1-1 1h-11a1 1 0 0 1-1-1zM0 1h16v11.5a2.5 2.5 0 0 1-2.5 2.5h-11A2.5 2.5 0 0 1 0 12.5zm3.75 4.5a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5M7 4.75a.75.75 0 1 1-1.5 0 .75.75 0 0 1 1.5 0m1.75.75a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5" fill="#666"/></svg>
\ No newline at end of file
diff --git a/src/app/components/GameClient.js b/src/app/components/GameClient.js
index f0d3a80..5ae8c95 100644
--- a/src/app/components/GameClient.js
+++ b/src/app/components/GameClient.js
@@ -21,8 +21,7 @@ import {
   cityNames,
   formatDistance,
   getUsername,
-  getResultMessage,
-  getAccumulatedScoreMessage
+  getResultMessage
 } from '../../lib/game';
 
 export default function GameClient() {
diff --git a/src/components/ui/avatar.jsx b/src/components/ui/avatar.jsx
deleted file mode 100644
index 417ebdf..0000000
--- a/src/components/ui/avatar.jsx
+++ /dev/null
@@ -1,47 +0,0 @@
-"use client"
-
-import * as React from "react"
-import * as AvatarPrimitive from "@radix-ui/react-avatar"
-
-import { cn } from "@/lib/utils"
-
-function Avatar({
-  className,
-  ...props
-}) {
-  return (
-    <AvatarPrimitive.Root
-      data-slot="avatar"
-      className={cn("relative flex size-8 shrink-0 overflow-hidden rounded-full", className)}
-      {...props} />
-  );
-}
-
-function AvatarImage({
-  className,
-  ...props
-}) {
-  return (
-    <AvatarPrimitive.Image
-      data-slot="avatar-image"
-      className={cn("aspect-square size-full", className)}
-      {...props} />
-  );
-}
-
-function AvatarFallback({
-  className,
-  ...props
-}) {
-  return (
-    <AvatarPrimitive.Fallback
-      data-slot="avatar-fallback"
-      className={cn(
-        "bg-muted flex size-full items-center justify-center rounded-full",
-        className
-      )}
-      {...props} />
-  );
-}
-
-export { Avatar, AvatarImage, AvatarFallback }
diff --git a/src/components/ui/form.jsx b/src/components/ui/form.jsx
deleted file mode 100644
index 728ea87..0000000
--- a/src/components/ui/form.jsx
+++ /dev/null
@@ -1,144 +0,0 @@
-"use client";
-import * as React from "react"
-import { Slot } from "@radix-ui/react-slot"
-import { Controller, FormProvider, useFormContext, useFormState } from "react-hook-form";
-
-import { cn } from "@/lib/utils"
-import { Label } from "@/components/ui/label"
-
-const Form = FormProvider
-
-const FormFieldContext = React.createContext({})
-
-const FormField = (
-  {
-    ...props
-  }
-) => {
-  return (
-    <FormFieldContext.Provider value={{ name: props.name }}>
-      <Controller {...props} />
-    </FormFieldContext.Provider>
-  );
-}
-
-const useFormField = () => {
-  const fieldContext = React.useContext(FormFieldContext)
-  const itemContext = React.useContext(FormItemContext)
-  const { getFieldState } = useFormContext()
-  const formState = useFormState({ name: fieldContext.name })
-  const fieldState = getFieldState(fieldContext.name, formState)
-
-  if (!fieldContext) {
-    throw new Error("useFormField should be used within <FormField>")
-  }
-
-  const { id } = itemContext
-
-  return {
-    id,
-    name: fieldContext.name,
-    formItemId: `${id}-form-item`,
-    formDescriptionId: `${id}-form-item-description`,
-    formMessageId: `${id}-form-item-message`,
-    ...fieldState,
-  }
-}
-
-const FormItemContext = React.createContext({})
-
-function FormItem({
-  className,
-  ...props
-}) {
-  const id = React.useId()
-
-  return (
-    <FormItemContext.Provider value={{ id }}>
-      <div data-slot="form-item" className={cn("grid gap-2", className)} {...props} />
-    </FormItemContext.Provider>
-  );
-}
-
-function FormLabel({
-  className,
-  ...props
-}) {
-  const { error, formItemId } = useFormField()
-
-  return (
-    <Label
-      data-slot="form-label"
-      data-error={!!error}
-      className={cn("data-[error=true]:text-destructive", className)}
-      htmlFor={formItemId}
-      {...props} />
-  );
-}
-
-function FormControl({
-  ...props
-}) {
-  const { error, formItemId, formDescriptionId, formMessageId } = useFormField()
-
-  return (
-    <Slot
-      data-slot="form-control"
-      id={formItemId}
-      aria-describedby={
-        !error
-          ? `${formDescriptionId}`
-          : `${formDescriptionId} ${formMessageId}`
-      }
-      aria-invalid={!!error}
-      {...props} />
-  );
-}
-
-function FormDescription({
-  className,
-  ...props
-}) {
-  const { formDescriptionId } = useFormField()
-
-  return (
-    <p
-      data-slot="form-description"
-      id={formDescriptionId}
-      className={cn("text-muted-foreground text-sm", className)}
-      {...props} />
-  );
-}
-
-function FormMessage({
-  className,
-  ...props
-}) {
-  const { error, formMessageId } = useFormField()
-  const body = error ? String(error?.message ?? "") : props.children
-
-  if (!body) {
-    return null
-  }
-
-  return (
-    <p
-      data-slot="form-message"
-      id={formMessageId}
-      className={cn("text-destructive text-sm", className)}
-      {...props}>
-      {body}
-    </p>
-  );
-}
-
-export {
-  useFormField,
-  Form,
-  FormItem,
-  FormLabel,
-  FormControl,
-  FormDescription,
-  FormMessage,
-  FormField,
-}
diff --git a/src/components/ui/popover.jsx b/src/components/ui/popover.jsx
deleted file mode 100644
index fe17bb3..0000000
--- a/src/components/ui/popover.jsx
+++ /dev/null
@@ -1,47 +0,0 @@
-"use client"
-
-import * as React from "react"
-import * as PopoverPrimitive from "@radix-ui/react-popover"
-
-import { cn } from "@/lib/utils"
-
-function Popover({
-  ...props
-}) {
-  return <PopoverPrimitive.Root data-slot="popover" {...props} />;
-}
-
-function PopoverTrigger({
-  ...props
-}) {
-  return <PopoverPrimitive.Trigger data-slot="popover-trigger" {...props} />;
-}
-
-function PopoverContent({
-  className,
-  align = "center",
-  sideOffset = 4,
-  ...props
-}) {
-  return (
-    <PopoverPrimitive.Portal>
-      <PopoverPrimitive.Content
-        data-slot="popover-content"
-        align={align}
-        sideOffset={sideOffset}
-        className={cn(
-          "bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 w-72 origin-(--radix-popover-content-transform-origin) rounded-md border p-4 shadow-md outline-hidden",
-          className
-        )}
-        {...props} />
-    </PopoverPrimitive.Portal>
-  );
-}
-
-function PopoverAnchor({
-  ...props
-}) {
-  return <PopoverPrimitive.Anchor data-slot="popover-anchor" {...props} />;
-}
-
-export { Popover, PopoverTrigger, PopoverContent, PopoverAnchor }
diff --git a/src/components/ui/progress.jsx b/src/components/ui/progress.jsx
deleted file mode 100644
index ab17323..0000000
--- a/src/components/ui/progress.jsx
+++ /dev/null
@@ -1,29 +0,0 @@
-"use client"
-
-import * as React from "react"
-import * as ProgressPrimitive from "@radix-ui/react-progress"
-
-import { cn } from "@/lib/utils"
-
-function Progress({
-  className,
-  value,
-  ...props
-}) {
-  return (
-    <ProgressPrimitive.Root
-      data-slot="progress"
-      className={cn(
-        "bg-primary/20 relative h-2 w-full overflow-hidden rounded-full",
-        className
-      )}
-      {...props}>
-      <ProgressPrimitive.Indicator
-        data-slot="progress-indicator"
-        className="bg-primary h-full w-full flex-1 transition-all"
-        style={{ transform: `translateX(-${100 - (value || 0)}%)` }} />
-    </ProgressPrimitive.Root>
-  );
-}
-
-export { Progress }
diff --git a/src/components/ui/separator.jsx b/src/components/ui/separator.jsx
deleted file mode 100644
index c2e38b4..0000000
--- a/src/components/ui/separator.jsx
+++ /dev/null
@@ -1,27 +0,0 @@
-"use client"
-
-import * as React from "react"
-import * as SeparatorPrimitive from "@radix-ui/react-separator"
-
-import { cn } from "@/lib/utils"
-
-function Separator({
-  className,
-  orientation = "horizontal",
-  decorative = true,
-  ...props
-}) {
-  return (
-    <SeparatorPrimitive.Root
-      data-slot="separator"
-      decorative={decorative}
-      orientation={orientation}
-      className={cn(
-        "bg-border shrink-0 data-[orientation=horizontal]:h-px data-[orientation=horizontal]:w-full data-[orientation=vertical]:h-full data-[orientation=vertical]:w-px",
-        className
-      )}
-      {...props} />
-  );
-}
-
-export { Separator }
diff --git a/src/components/ui/sheet.jsx b/src/components/ui/sheet.jsx
deleted file mode 100644
index bd9cdc9..0000000
--- a/src/components/ui/sheet.jsx
+++ /dev/null
@@ -1,140 +0,0 @@
-"use client"
-
-import * as React from "react"
-import * as SheetPrimitive from "@radix-ui/react-dialog"
-import { XIcon } from "lucide-react"
-
-import { cn } from "@/lib/utils"
-
-function Sheet({
-  ...props
-}) {
-  return <SheetPrimitive.Root data-slot="sheet" {...props} />;
-}
-
-function SheetTrigger({
-  ...props
-}) {
-  return <SheetPrimitive.Trigger data-slot="sheet-trigger" {...props} />;
-}
-
-function SheetClose({
-  ...props
-}) {
-  return <SheetPrimitive.Close data-slot="sheet-close" {...props} />;
-}
-
-function SheetPortal({
-  ...props
-}) {
-  return <SheetPrimitive.Portal data-slot="sheet-portal" {...props} />;
-}
-
-function SheetOverlay({
-  className,
-  ...props
-}) {
-  return (
-    <SheetPrimitive.Overlay
-      data-slot="sheet-overlay"
-      className={cn(
-        "data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/50",
-        className
-      )}
-      {...props} />
-  );
-}
-
-function SheetContent({
-  className,
-  children,
-  side = "right",
-  ...props
-}) {
-  return (
-    <SheetPortal>
-      <SheetOverlay />
-      <SheetPrimitive.Content
-        data-slot="sheet-content"
-        className={cn(
-          "bg-background data-[state=open]:animate-in data-[state=closed]:animate-out fixed z-50 flex flex-col gap-4 shadow-lg transition ease-in-out data-[state=closed]:duration-300 data-[state=open]:duration-500",
-          side === "right" &&
-            "data-[state=closed]:slide-out-to-right data-[state=open]:slide-in-from-right inset-y-0 right-0 h-full w-3/4 border-l sm:max-w-sm",
-          side === "left" &&
-            "data-[state=closed]:slide-out-to-left data-[state=open]:slide-in-from-left inset-y-0 left-0 h-full w-3/4 border-r sm:max-w-sm",
-          side === "top" &&
-            "data-[state=closed]:slide-out-to-top data-[state=open]:slide-in-from-top inset-x-0 top-0 h-auto border-b",
-          side === "bottom" &&
-            "data-[state=closed]:slide-out-to-bottom data-[state=open]:slide-in-from-bottom inset-x-0 bottom-0 h-auto border-t",
-          className
-        )}
-        {...props}>
-        {children}
-        <SheetPrimitive.Close
-          className="ring-offset-background focus:ring-ring data-[state=open]:bg-secondary absolute top-4 right-4 rounded-xs opacity-70 transition-opacity hover:opacity-100 focus:ring-2 focus:ring-offset-2 focus:outline-hidden disabled:pointer-events-none">
-          <XIcon className="size-4" />
-          <span className="sr-only">Close</span>
-        </SheetPrimitive.Close>
-      </SheetPrimitive.Content>
-    </SheetPortal>
-  );
-}
-
-function SheetHeader({
-  className,
-  ...props
-}) {
-  return (
-    <div
-      data-slot="sheet-header"
-      className={cn("flex flex-col gap-1.5 p-4", className)}
-      {...props} />
-  );
-}
-
-function SheetFooter({
-  className,
-  ...props
-}) {
-  return (
-    <div
-      data-slot="sheet-footer"
-      className={cn("mt-auto flex flex-col gap-2 p-4", className)}
-      {...props} />
-  );
-}
-
-function SheetTitle({
-  className,
-  ...props
-}) {
-  return (
-    <SheetPrimitive.Title
-      data-slot="sheet-title"
-      className={cn("text-foreground font-semibold", className)}
-      {...props} />
-  );
-}
-
-function SheetDescription({
-  className,
-  ...props
-}) {
-  return (
-    <SheetPrimitive.Description
-      data-slot="sheet-description"
-      className={cn("text-muted-foreground text-sm", className)}
-      {...props} />
-  );
-}
-
-export {
-  Sheet,
-  SheetTrigger,
-  SheetClose,
-  SheetContent,
-  SheetHeader,
-  SheetFooter,
-  SheetTitle,
-  SheetDescription,
-}
diff --git a/src/components/ui/table.jsx b/src/components/ui/table.jsx
deleted file mode 100644
index 49c9b62..0000000
--- a/src/components/ui/table.jsx
+++ /dev/null
@@ -1,123 +0,0 @@
-"use client"
-
-import * as React from "react"
-
-import { cn } from "@/lib/utils"
-
-function Table({
-  className,
-  ...props
-}) {
-  return (
-    <div data-slot="table-container" className="relative w-full overflow-x-auto">
-      <table
-        data-slot="table"
-        className={cn("w-full caption-bottom text-sm", className)}
-        {...props} />
-    </div>
-  );
-}
-
-function TableHeader({
-  className,
-  ...props
-}) {
-  return (
-    <thead
-      data-slot="table-header"
-      className={cn("[&_tr]:border-b", className)}
-      {...props} />
-  );
-}
-
-function TableBody({
-  className,
-  ...props
-}) {
-  return (
-    <tbody
-      data-slot="table-body"
-      className={cn("[&_tr:last-child]:border-0", className)}
-      {...props} />
-  );
-}
-
-function TableFooter({
-  className,
-  ...props
-}) {
-  return (
-    <tfoot
-      data-slot="table-footer"
-      className={cn("bg-muted/50 border-t font-medium [&>tr]:last:border-b-0", className)}
-      {...props} />
-  );
-}
-
-function TableRow({
-  className,
-  ...props
-}) {
-  return (
-    <tr
-      data-slot="table-row"
-      className={cn(
-        "hover:bg-muted/50 data-[state=selected]:bg-muted border-b transition-colors",
-        className
-      )}
-      {...props} />
-  );
-}
-
-function TableHead({
-  className,
-  ...props
-}) {
-  return (
-    <th
-      data-slot="table-head"
-      className={cn(
-        "text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap [&:has([role=checkbox])]:pr-0 [&>[role=checkbox]]:translate-y-[2px]",
-        className
-      )}
-      {...props} />
-  );
-}
-
-function TableCell({
-  className,
-  ...props
-}) {
-  return (
-    <td
-      data-slot="table-cell"
-      className={cn(
-        "p-2 align-middle whitespace-nowrap [&:has([role=checkbox])]:pr-0 [&>[role=checkbox]]:translate-y-[2px]",
-        className
-      )}
-      {...props} />
-  );
-}
-
-function TableCaption({
-  className,
-  ...props
-}) {
-  return (
-    <caption
-      data-slot="table-caption"
-      className={cn("text-muted-foreground mt-4 text-sm", className)}
-      {...props} />
-  );
-}
-
-export {
-  Table,
-  TableHeader,
-  TableBody,
-  TableFooter,
-  TableHead,
-  TableRow,
-  TableCell,
-  TableCaption,
-}
diff --git a/src/components/ui/tooltip.jsx b/src/components/ui/tooltip.jsx
deleted file mode 100644
index 9982c04..0000000
--- a/src/components/ui/tooltip.jsx
+++ /dev/null
@@ -1,55 +0,0 @@
-"use client"
-
-import * as React from "react"
-import * as TooltipPrimitive from "@radix-ui/react-tooltip"
-
-import { cn } from "@/lib/utils"
-
-function TooltipProvider({
-  delayDuration = 0,
-  ...props
-}) {
-  return (<TooltipPrimitive.Provider data-slot="tooltip-provider" delayDuration={delayDuration} {...props} />);
-}
-
-function Tooltip({
-  ...props
-}) {
-  return (
-    <TooltipProvider>
-      <TooltipPrimitive.Root data-slot="tooltip" {...props} />
-    </TooltipProvider>
-  );
-}
-
-function TooltipTrigger({
-  ...props
-}) {
-  return <TooltipPrimitive.Trigger data-slot="tooltip-trigger" {...props} />;
-}
-
-function TooltipContent({
-  className,
-  sideOffset = 0,
-  children,
-  ...props
-}) {
-  return (
-    <TooltipPrimitive.Portal>
-      <TooltipPrimitive.Content
-        data-slot="tooltip-content"
-        sideOffset={sideOffset}
-        className={cn(
-          "bg-primary text-primary-foreground animate-in fade-in-0 zoom-in-95 data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=closed]:zoom-out-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 z-50 w-fit origin-(--radix-tooltip-content-transform-origin) rounded-md px-3 py-1.5 text-xs text-balance",
-          className
-        )}
-        {...props}>
-        {children}
-        <TooltipPrimitive.Arrow
-          className="bg-primary fill-primary z-50 size-2.5 translate-y-[calc(-50%_-_2px)] rotate-45 rounded-[2px]" />
-      </TooltipPrimitive.Content>
-    </TooltipPrimitive.Portal>
-  );
-}
-
-export { Tooltip, TooltipTrigger, TooltipContent, TooltipProvider }
diff --git a/src/lib/game.js b/src/lib/game.js
index 14427b2..755e5d3 100644
--- a/src/lib/game.js
+++ b/src/lib/game.js
@@ -128,11 +128,6 @@ export function getResultMessage(score, distance) {
   return "Nice try! Better luck next time!";
 }
 
-// Get accumulated score message
-export function getAccumulatedScoreMessage(newScore, totalScore) {
-  return `+${newScore} points! Total score: ${totalScore}`;
-}
-
 // Get distance color for leaderboard display
 export function getDistanceColor(distance) {
   if (distance <= 50) return 'text-green-700 dark:text-green-300';
@@ -141,18 +136,3 @@ export function getDistanceColor(distance) {
   if (distance <= 500) return 'text-orange-700 dark:text-orange-300';
   return 'text-red-700 dark:text-red-300';
 }
-
-// Get random location within city bbox
-export function getRandomCityLocationFromBbox(cityCode) {
-  const bbox = cityBboxes[cityCode];
-  if (!bbox) {
-    throw new Error(`No bbox found for city code: ${cityCode}`);
-  }
-
-  const [minLng, minLat, maxLng, maxLat] = bbox;
-
-  const lng = Math.random() * (maxLng - minLng) + minLng;
-  const lat = Math.random() * (maxLat - minLat) + minLat;
-
-  return { lat, lng };
-}