feat: complete premium NEET/JEE platform with admin, student dashboards, and upgraded branding

src/components/ui/button.tsx

@@ -0,0 +1,37 @@
+import * as React from "react"
+import { cn } from "@/lib/utils"
+
+export interface ButtonProps extends React.ButtonHTMLAttributes<HTMLButtonElement> {
+  variant?: "default" | "outline" | "ghost" | "secondary" | "link";
+  size?: "default" | "sm" | "lg" | "icon";
+  asChild?: boolean;
+}
+
+const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
+  ({ className, variant = "default", size = "default", ...props }, ref) => {
+    return (
+      <button
+        ref={ref}
+        className={cn(
+          "inline-flex items-center justify-center whitespace-nowrap rounded-xl text-sm font-medium ring-offset-background transition-all duration-300 ease-in-out focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50",
+          {
+            "bg-primary text-primary-foreground hover:bg-primary/90 hover:scale-[1.02] active:scale-[0.98]": variant === "default",
+            "bg-secondary text-secondary-foreground hover:bg-secondary/80": variant === "secondary",
+            "border border-border bg-background hover:bg-accent hover:text-accent-foreground": variant === "outline",
+            "hover:bg-accent hover:text-accent-foreground": variant === "ghost",
+            "text-primary underline-offset-4 hover:underline": variant === "link",
+            "h-10 px-4 py-2": size === "default",
+            "h-9 rounded-xl px-3": size === "sm",
+            "h-11 rounded-2xl px-8": size === "lg",
+            "h-10 w-10": size === "icon",
+          },
+          className
+        )}
+        {...props}
+      />
+    )
+  }
+)
+Button.displayName = "Button"
+
+export { Button }