Initial Commit

components/ui/badge.tsx

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+import { cn } from "@/lib/utils";
+import { type HTMLAttributes } from "react";
+
+type BadgeVariant = "default" | "unit-1" | "unit-2" | "unit-3" | "unit-4";
+
+interface BadgeProps extends HTMLAttributes<HTMLSpanElement> {
+  variant?: BadgeVariant;
+}
+
+const variantStyles: Record<BadgeVariant, string> = {
+  default: "border border-border/70 bg-background text-muted",
+  "unit-1": "border border-unit-1/20 bg-unit-1-light text-unit-1-dark",
+  "unit-2": "border border-unit-2/20 bg-unit-2-light text-unit-2-dark",
+  "unit-3": "border border-unit-3/20 bg-unit-3-light text-unit-3-dark",
+  "unit-4": "border border-unit-4/20 bg-unit-4-light text-unit-4-dark",
+};
+
+export function Badge({ variant = "default", className, children, ...props }: BadgeProps) {
+  return (
+    <span
+      className={cn(
+        "inline-flex items-center rounded-full px-3 py-1 text-xs font-extrabold tracking-wide",
+        variantStyles[variant],
+        className,
+      )}
+      {...props}
+    >
+      {children}
+    </span>
+  );
+}

components/ui/button.tsx

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+import { cn } from "@/lib/utils";
+import { type ButtonHTMLAttributes } from "react";
+
+type ButtonVariant = "primary" | "secondary" | "ghost" | "unit-1" | "unit-2" | "unit-3" | "unit-4";
+type ButtonSize = "sm" | "md" | "lg";
+
+interface ButtonProps extends ButtonHTMLAttributes<HTMLButtonElement> {
+  variant?: ButtonVariant;
+  size?: ButtonSize;
+}
+
+const variantStyles: Record<ButtonVariant, string> = {
+  primary: "bg-foreground text-background shadow-[var(--shadow-sm)] hover:bg-foreground/90 hover:shadow-[var(--shadow-lg)]",
+  secondary: "border-2 border-border/70 bg-surface text-foreground shadow-[var(--shadow-sm)] hover:bg-background hover:shadow-[var(--shadow-md)]",
+  ghost: "text-foreground hover:bg-border/30",
+  "unit-1": "bg-unit-1 text-white shadow-[var(--shadow-sm)] hover:bg-unit-1-dark hover:shadow-[var(--shadow-lg)]",
+  "unit-2": "bg-unit-2 text-white shadow-[var(--shadow-sm)] hover:bg-unit-2-dark hover:shadow-[var(--shadow-lg)]",
+  "unit-3": "bg-unit-3 text-white shadow-[var(--shadow-sm)] hover:bg-unit-3-dark hover:shadow-[var(--shadow-lg)]",
+  "unit-4": "bg-unit-4 text-white shadow-[var(--shadow-sm)] hover:bg-unit-4-dark hover:shadow-[var(--shadow-lg)]",
+};
+
+const sizeStyles: Record<ButtonSize, string> = {
+  sm: "px-4 py-2 text-sm",
+  md: "px-5.5 py-2.5 text-base",
+  lg: "px-8 py-3.5 text-lg",
+};
+
+export function Button({
+  variant = "primary",
+  size = "md",
+  className,
+  children,
+  ...props
+}: ButtonProps) {
+  return (
+    <button
+      className={cn(
+        "inline-flex items-center justify-center gap-2 rounded-2xl font-extrabold tracking-wide transition-all duration-200",
+        "active:translate-y-0.5",
+        "focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-unit-1",
+        "disabled:pointer-events-none disabled:opacity-50",
+        variantStyles[variant],
+        sizeStyles[size],
+        className,
+      )}
+      {...props}
+    >
+      {children}
+    </button>
+  );
+}

components/ui/card.tsx

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+import { cn } from "@/lib/utils";
+import { type HTMLAttributes } from "react";
+
+interface CardProps extends HTMLAttributes<HTMLDivElement> {
+  accent?: "unit-1" | "unit-2" | "unit-3" | "unit-4";
+  hover?: boolean;
+}
+
+const accentStyles = {
+  "unit-1": "border-l-4 border-l-unit-1",
+  "unit-2": "border-l-4 border-l-unit-2",
+  "unit-3": "border-l-4 border-l-unit-3",
+  "unit-4": "border-l-4 border-l-unit-4",
+};
+
+export function Card({
+  accent,
+  hover = false,
+  className,
+  children,
+  ...props
+}: CardProps) {
+  return (
+    <div
+      className={cn(
+        "rounded-3xl border-2 border-border/60 bg-surface p-6",
+        "shadow-[var(--shadow-sm)]",
+        accent && accentStyles[accent],
+        hover && "transition-all duration-200 hover:-translate-y-1 hover:shadow-[var(--shadow-lg)]",
+        className,
+      )}
+      {...props}
+    >
+      {children}
+    </div>
+  );
+}
+
+export function CardHeader({
+  className,
+  children,
+  ...props
+}: HTMLAttributes<HTMLDivElement>) {
+  return (
+    <div className={cn("mb-4", className)} {...props}>
+      {children}
+    </div>
+  );
+}
+
+export function CardTitle({
+  className,
+  children,
+  ...props
+}: HTMLAttributes<HTMLHeadingElement>) {
+  return (
+    <h3
+      className={cn("text-xl font-bold tracking-tight", className)}
+      {...props}
+    >
+      {children}
+    </h3>
+  );
+}
+
+export function CardDescription({
+  className,
+  children,
+  ...props
+}: HTMLAttributes<HTMLParagraphElement>) {
+  return (
+    <p className={cn("text-sm text-muted", className)} {...props}>
+      {children}
+    </p>
+  );
+}