feat: initial @jason/ui-kit — tokens, preset, components, motion, blocks, Impeccable

src/components/badge.tsx

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+import * as React from "react";
+import { cva, type VariantProps } from "class-variance-authority";
+import { cn } from "../lib/cn";
+
+const badgeVariants = cva(
+  "inline-flex items-center gap-1 rounded-sm px-2 py-0.5 text-xs font-medium",
+  {
+    variants: {
+      variant: {
+        brand: "bg-brand/15 text-brand",
+        neutral: "bg-surface-2 text-muted",
+        success: "bg-success/15 text-success",
+        warning: "bg-warning/15 text-warning",
+        danger: "bg-danger/15 text-danger",
+        outline: "border border-border text-text",
+      },
+    },
+    defaultVariants: { variant: "neutral" },
+  }
+);
+
+export interface BadgeProps
+  extends React.HTMLAttributes<HTMLSpanElement>,
+    VariantProps<typeof badgeVariants> {}
+
+export const Badge = ({ className, variant, ...props }: BadgeProps) => (
+  <span className={cn(badgeVariants({ variant }), className)} {...props} />
+);
+export { badgeVariants };

src/components/button.tsx

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+import * as React from "react";
+import { Slot } from "@radix-ui/react-slot";
+import { cva, type VariantProps } from "class-variance-authority";
+import { cn } from "../lib/cn";
+
+const buttonVariants = cva(
+  "inline-flex items-center justify-center gap-2 whitespace-nowrap rounded font-display font-semibold " +
+    "transition-[background-color,box-shadow,transform,color] duration-base ease-out " +
+    "focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring/60 focus-visible:ring-offset-2 focus-visible:ring-offset-bg " +
+    "active:scale-[0.98] disabled:pointer-events-none disabled:opacity-50 [&_svg]:size-4 [&_svg]:shrink-0",
+  {
+    variants: {
+      variant: {
+        primary: "bg-brand text-bg hover:bg-brand-bright shadow-sm hover:shadow-glow",
+        secondary: "bg-surface-2 text-text hover:bg-surface-2/70 shadow-sm",
+        outline: "border border-border bg-transparent text-text hover:bg-surface-2/60",
+        ghost: "bg-transparent text-text hover:bg-surface-2/60",
+        danger: "bg-danger text-white hover:bg-danger/90 shadow-sm",
+        link: "text-brand underline-offset-4 hover:underline",
+      },
+      size: {
+        sm: "h-8 px-3 text-sm",
+        md: "h-10 px-4 text-sm",
+        lg: "h-12 px-6 text-base",
+        icon: "size-10",
+      },
+    },
+    defaultVariants: { variant: "primary", size: "md" },
+  }
+);
+
+export interface ButtonProps
+  extends React.ButtonHTMLAttributes<HTMLButtonElement>,
+    VariantProps<typeof buttonVariants> {
+  asChild?: boolean;
+}
+
+export const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
+  ({ className, variant, size, asChild = false, ...props }, ref) => {
+    const Comp = asChild ? Slot : "button";
+    return <Comp ref={ref} className={cn(buttonVariants({ variant, size }), className)} {...props} />;
+  }
+);
+Button.displayName = "Button";
+export { buttonVariants };

src/components/card.tsx

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+import * as React from "react";
+import { cn } from "../lib/cn";
+
+export const Card = React.forwardRef<HTMLDivElement, React.HTMLAttributes<HTMLDivElement>>(
+  ({ className, ...props }, ref) => (
+    <div ref={ref} className={cn("rounded-lg border border-border bg-surface shadow-sm", className)} {...props} />
+  )
+);
+Card.displayName = "Card";
+
+export const CardHeader = ({ className, ...props }: React.HTMLAttributes<HTMLDivElement>) => (
+  <div className={cn("flex flex-col gap-1 p-5", className)} {...props} />
+);
+export const CardTitle = ({ className, ...props }: React.HTMLAttributes<HTMLHeadingElement>) => (
+  <h3 className={cn("font-display text-lg font-semibold leading-tight", className)} {...props} />
+);
+export const CardDescription = ({ className, ...props }: React.HTMLAttributes<HTMLParagraphElement>) => (
+  <p className={cn("text-sm text-muted", className)} {...props} />
+);
+export const CardContent = ({ className, ...props }: React.HTMLAttributes<HTMLDivElement>) => (
+  <div className={cn("p-5 pt-0", className)} {...props} />
+);
+export const CardFooter = ({ className, ...props }: React.HTMLAttributes<HTMLDivElement>) => (
+  <div className={cn("flex items-center gap-2 p-5 pt-0", className)} {...props} />
+);

src/components/dialog.tsx

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+import * as React from "react";
+import * as DialogPrimitive from "@radix-ui/react-dialog";
+import { X } from "lucide-react";
+import { cn } from "../lib/cn";
+
+export const Dialog = DialogPrimitive.Root;
+export const DialogTrigger = DialogPrimitive.Trigger;
+export const DialogClose = DialogPrimitive.Close;
+
+const DialogOverlay = React.forwardRef<
+  React.ElementRef<typeof DialogPrimitive.Overlay>,
+  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Overlay>
+>(({ className, ...props }, ref) => (
+  <DialogPrimitive.Overlay
+    ref={ref}
+    className={cn(
+      "fixed inset-0 z-50 bg-black/60 backdrop-blur-sm",
+      "data-[state=open]:animate-fade-in data-[state=closed]:opacity-0",
+      className
+    )}
+    {...props}
+  />
+));
+DialogOverlay.displayName = "DialogOverlay";
+
+export const DialogContent = React.forwardRef<
+  React.ElementRef<typeof DialogPrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Content>
+>(({ className, children, ...props }, ref) => (
+  <DialogPrimitive.Portal>
+    <DialogOverlay />
+    <DialogPrimitive.Content
+      ref={ref}
+      className={cn(
+        "fixed left-1/2 top-1/2 z-50 w-full max-w-lg -translate-x-1/2 -translate-y-1/2",
+        "rounded-lg border border-border bg-surface p-6 shadow-lg",
+        "data-[state=open]:animate-scale-in",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      <DialogPrimitive.Close className="absolute right-4 top-4 rounded-sm text-muted transition-colors hover:text-text focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring/60">
+        <X className="size-4" />
+        <span className="sr-only">Close</span>
+      </DialogPrimitive.Close>
+    </DialogPrimitive.Content>
+  </DialogPrimitive.Portal>
+));
+DialogContent.displayName = "DialogContent";
+
+export const DialogHeader = ({ className, ...props }: React.HTMLAttributes<HTMLDivElement>) => (
+  <div className={cn("flex flex-col gap-1.5 pb-4", className)} {...props} />
+);
+export const DialogTitle = React.forwardRef<
+  React.ElementRef<typeof DialogPrimitive.Title>,
+  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Title>
+>(({ className, ...props }, ref) => (
+  <DialogPrimitive.Title ref={ref} className={cn("font-display text-lg font-semibold", className)} {...props} />
+));
+DialogTitle.displayName = "DialogTitle";
+export const DialogDescription = React.forwardRef<
+  React.ElementRef<typeof DialogPrimitive.Description>,
+  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Description>
+>(({ className, ...props }, ref) => (
+  <DialogPrimitive.Description ref={ref} className={cn("text-sm text-muted", className)} {...props} />
+));
+DialogDescription.displayName = "DialogDescription";

src/components/dropdown-menu.tsx

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+import * as React from "react";
+import * as Menu from "@radix-ui/react-dropdown-menu";
+import { Check } from "lucide-react";
+import { cn } from "../lib/cn";
+
+export const DropdownMenu = Menu.Root;
+export const DropdownMenuTrigger = Menu.Trigger;
+export const DropdownMenuGroup = Menu.Group;
+export const DropdownMenuSeparator = ({ className, ...props }: React.ComponentPropsWithoutRef<typeof Menu.Separator>) => (
+  <Menu.Separator className={cn("-mx-1 my-1 h-px bg-border", className)} {...props} />
+);
+
+export const DropdownMenuContent = React.forwardRef<
+  React.ElementRef<typeof Menu.Content>,
+  React.ComponentPropsWithoutRef<typeof Menu.Content>
+>(({ className, sideOffset = 6, ...props }, ref) => (
+  <Menu.Portal>
+    <Menu.Content
+      ref={ref}
+      sideOffset={sideOffset}
+      className={cn(
+        "z-50 min-w-[10rem] overflow-hidden rounded-md border border-border bg-surface p-1 shadow-lg",
+        "data-[state=open]:animate-scale-in",
+        className
+      )}
+      {...props}
+    />
+  </Menu.Portal>
+));
+DropdownMenuContent.displayName = "DropdownMenuContent";
+
+export const DropdownMenuItem = React.forwardRef<
+  React.ElementRef<typeof Menu.Item>,
+  React.ComponentPropsWithoutRef<typeof Menu.Item>
+>(({ className, ...props }, ref) => (
+  <Menu.Item
+    ref={ref}
+    className={cn(
+      "relative flex cursor-pointer select-none items-center gap-2 rounded px-2 py-1.5 text-sm text-text outline-none",
+      "transition-colors focus:bg-surface-2 data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:size-4",
+      className
+    )}
+    {...props}
+  />
+));
+DropdownMenuItem.displayName = "DropdownMenuItem";
+
+export const DropdownMenuLabel = ({ className, ...props }: React.ComponentPropsWithoutRef<typeof Menu.Label>) => (
+  <Menu.Label className={cn("px-2 py-1.5 text-xs font-semibold uppercase tracking-wide text-muted", className)} {...props} />
+);
+export const DropdownMenuCheckboxItem = React.forwardRef<
+  React.ElementRef<typeof Menu.CheckboxItem>,
+  React.ComponentPropsWithoutRef<typeof Menu.CheckboxItem>
+>(({ className, children, ...props }, ref) => (
+  <Menu.CheckboxItem
+    ref={ref}
+    className={cn("relative flex cursor-pointer select-none items-center rounded py-1.5 pl-7 pr-2 text-sm outline-none focus:bg-surface-2", className)}
+    {...props}
+  >
+    <span className="absolute left-2 flex size-3.5 items-center justify-center">
+      <Menu.ItemIndicator><Check className="size-3.5" /></Menu.ItemIndicator>
+    </span>
+    {children}
+  </Menu.CheckboxItem>
+));
+DropdownMenuCheckboxItem.displayName = "DropdownMenuCheckboxItem";

src/components/input.tsx

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+import * as React from "react";
+import { cn } from "../lib/cn";
+
+export const Input = React.forwardRef<HTMLInputElement, React.InputHTMLAttributes<HTMLInputElement>>(
+  ({ className, type, ...props }, ref) => (
+    <input
+      type={type}
+      ref={ref}
+      className={cn(
+        "flex h-10 w-full rounded border border-border bg-bg/40 px-3 py-2 text-sm text-text",
+        "placeholder:text-muted transition-shadow duration-base ease-out",
+        "focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring/60 focus-visible:border-brand/60",
+        "disabled:cursor-not-allowed disabled:opacity-50",
+        className
+      )}
+      {...props}
+    />
+  )
+);
+Input.displayName = "Input";

src/components/table.tsx

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+import * as React from "react";
+import { cn } from "../lib/cn";
+
+export const Table = ({ className, ...props }: React.HTMLAttributes<HTMLTableElement>) => (
+  <div className="relative w-full overflow-auto rounded-lg border border-border">
+    <table className={cn("w-full caption-bottom text-sm", className)} {...props} />
+  </div>
+);
+export const TableHeader = ({ className, ...props }: React.HTMLAttributes<HTMLTableSectionElement>) => (
+  <thead className={cn("[&_tr]:border-b [&_tr]:border-border", className)} {...props} />
+);
+export const TableBody = ({ className, ...props }: React.HTMLAttributes<HTMLTableSectionElement>) => (
+  <tbody className={cn("[&_tr:last-child]:border-0", className)} {...props} />
+);
+export const TableRow = ({ className, ...props }: React.HTMLAttributes<HTMLTableRowElement>) => (
+  <tr className={cn("border-b border-border transition-colors hover:bg-surface-2/50 data-[state=selected]:bg-surface-2", className)} {...props} />
+);
+export const TableHead = ({ className, ...props }: React.ThHTMLAttributes<HTMLTableCellElement>) => (
+  <th className={cn("sticky top-0 z-10 bg-surface px-4 py-3 text-left font-display text-xs font-semibold uppercase tracking-wide text-muted", className)} {...props} />
+);
+export const TableCell = ({ className, ...props }: React.TdHTMLAttributes<HTMLTableCellElement>) => (
+  <td className={cn("px-4 py-3 align-middle", className)} {...props} />
+);

src/components/toast.tsx

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+import { Toaster as Sonner, toast } from "sonner";
+
+/** Pre-themed sonner Toaster. Drop <Toaster /> once near your app root. */
+export const Toaster = (props: React.ComponentProps<typeof Sonner>) => (
+  <Sonner
+    theme="dark"
+    position="bottom-right"
+    toastOptions={{
+      classNames: {
+        toast: "!bg-surface !border-border !text-text !rounded-lg !shadow-lg",
+        description: "!text-muted",
+        actionButton: "!bg-brand !text-bg",
+        cancelButton: "!bg-surface-2 !text-muted",
+      },
+    }}
+    {...props}
+  />
+);
+
+export { toast };