Simple Navigation Bar

'use client';import * as React from 'react';import { Button } from '@/components/ui/button';import { useEffect, useState, useRef } from 'react';import {  NavigationMenu,  NavigationMenuItem,  NavigationMenuLink,  NavigationMenuList,} from '@/components/ui/navigation-menu';import {  Popover,  PopoverContent,  PopoverTrigger,} from '@/components/ui/popover';import { cn } from '@/lib/utils';// Simple logo component for the navbarconst Logo = (props: React.SVGAttributes<SVGElement>) => {  return (    <svg width='1em' height='1em' viewBox='0 0 324 323' fill='currentColor' xmlns='http://www.w3.org/2000/svg' {...props}>      <rect        x='88.1023'        y='144.792'        width='151.802'        height='36.5788'        rx='18.2894'        transform='rotate(-38.5799 88.1023 144.792)'        fill='currentColor'      />      <rect        x='85.3459'        y='244.537'        width='151.802'        height='36.5788'        rx='18.2894'        transform='rotate(-38.5799 85.3459 244.537)'        fill='currentColor'      />    </svg>  );};// Hamburger icon componentconst HamburgerIcon = ({ className, ...props }: React.SVGAttributes<SVGElement>) => (  <svg    className={cn('pointer-events-none', className)}    width={16}    height={16}    viewBox="0 0 24 24"    fill="none"    stroke="currentColor"    strokeWidth="2"    strokeLinecap="round"    strokeLinejoin="round"    xmlns="http://www.w3.org/2000/svg"    {...props}  >    <path      d="M4 12L20 12"      className="origin-center -translate-y-[7px] transition-all duration-300 ease-[cubic-bezier(.5,.85,.25,1.1)] group-aria-expanded:translate-x-0 group-aria-expanded:translate-y-0 group-aria-expanded:rotate-[315deg]"    />    <path      d="M4 12H20"      className="origin-center transition-all duration-300 ease-[cubic-bezier(.5,.85,.25,1.8)] group-aria-expanded:rotate-45"    />    <path      d="M4 12H20"      className="origin-center translate-y-[7px] transition-all duration-300 ease-[cubic-bezier(.5,.85,.25,1.1)] group-aria-expanded:translate-y-0 group-aria-expanded:rotate-[135deg]"    />  </svg>);// Typesexport interface Navbar01NavLink {  href: string;  label: string;  active?: boolean;}export interface Navbar01Props extends React.HTMLAttributes<HTMLElement> {  logo?: React.ReactNode;  logoHref?: string;  navigationLinks?: Navbar01NavLink[];  signInText?: string;  signInHref?: string;  ctaText?: string;  ctaHref?: string;  onSignInClick?: () => void;  onCtaClick?: () => void;}// Default navigation linksconst defaultNavigationLinks: Navbar01NavLink[] = [  { href: '#', label: 'Home', active: true },  { href: '#features', label: 'Features' },  { href: '#pricing', label: 'Pricing' },  { href: '#about', label: 'About' },];export const Navbar01 = React.forwardRef<HTMLElement, Navbar01Props>(  (    {      className,      logo = <Logo />,      logoHref = '#',      navigationLinks = defaultNavigationLinks,      signInText = 'Sign In',      signInHref = '#signin',      ctaText = 'Get Started',      ctaHref = '#get-started',      onSignInClick,      onCtaClick,      ...props    },    ref  ) => {    const [isMobile, setIsMobile] = useState(false);    const containerRef = useRef<HTMLElement>(null);    useEffect(() => {      const checkWidth = () => {        if (containerRef.current) {          const width = containerRef.current.offsetWidth;          setIsMobile(width < 768); // 768px is md breakpoint        }      };      checkWidth();      const resizeObserver = new ResizeObserver(checkWidth);      if (containerRef.current) {        resizeObserver.observe(containerRef.current);      }      return () => {        resizeObserver.disconnect();      };    }, []);    // Combine refs    const combinedRef = React.useCallback((node: HTMLElement | null) => {      containerRef.current = node;      if (typeof ref === 'function') {        ref(node);      } else if (ref) {        ref.current = node;      }    }, [ref]);    return (      <header        ref={combinedRef}        className={cn(          'sticky top-0 z-50 w-full border-b bg-background/95 backdrop-blur supports-[backdrop-filter]:bg-background/60 px-4 md:px-6 [&_*]:no-underline',          className        )}        {...props}      >        <div className="container mx-auto flex h-16 max-w-screen-2xl items-center justify-between gap-4">          {/* Left side */}          <div className="flex items-center gap-2">            {/* Mobile menu trigger */}            {isMobile && (              <Popover>                <PopoverTrigger asChild>                  <Button                    className="group h-9 w-9 hover:bg-accent hover:text-accent-foreground"                    variant="ghost"                    size="icon"                  >                    <HamburgerIcon />                  </Button>                </PopoverTrigger>                <PopoverContent align="start" className="w-48 p-2">                <NavigationMenu className="max-w-none">                  <NavigationMenuList className="flex-col items-start gap-1">                    {navigationLinks.map((link, index) => (                      <NavigationMenuItem key={index} className="w-full">                        <button                          onClick={(e) => e.preventDefault()}                          className={cn(                            "flex w-full items-center rounded-md px-3 py-2 text-sm font-medium transition-colors hover:bg-accent hover:text-accent-foreground cursor-pointer no-underline",                            link.active                               ? "bg-accent text-accent-foreground"                               : "text-foreground/80"                          )}                        >                          {link.label}                        </button>                      </NavigationMenuItem>                    ))}                  </NavigationMenuList>                </NavigationMenu>                </PopoverContent>              </Popover>            )}            {/* Main nav */}            <div className="flex items-center gap-6">              <button                 onClick={(e) => e.preventDefault()}                className="flex items-center space-x-2 text-primary hover:text-primary/90 transition-colors cursor-pointer"              >                <div className="text-2xl">                  {logo}                </div>                <span className="hidden font-bold text-xl sm:inline-block">shadcn.io</span>              </button>              {/* Navigation menu */}              {!isMobile && (                <NavigationMenu className="flex">                <NavigationMenuList className="gap-1">                  {navigationLinks.map((link, index) => (                    <NavigationMenuItem key={index}>                      <button                        onClick={(e) => e.preventDefault()}                        className={cn(                          "group inline-flex h-9 w-max items-center justify-center rounded-md px-4 py-2 text-sm font-medium transition-colors hover:bg-accent hover:text-accent-foreground focus:bg-accent focus:text-accent-foreground focus:outline-none disabled:pointer-events-none disabled:opacity-50 cursor-pointer no-underline",                          link.active                             ? "bg-accent text-accent-foreground"                             : "text-foreground/80 hover:text-foreground"                        )}                      >                        {link.label}                      </button>                    </NavigationMenuItem>                  ))}                </NavigationMenuList>                </NavigationMenu>              )}            </div>          </div>          {/* Right side */}          <div className="flex items-center gap-3">            <Button              variant="ghost"              size="sm"              className="text-sm font-medium hover:bg-accent hover:text-accent-foreground"              onClick={(e) => {                e.preventDefault();                if (onSignInClick) onSignInClick();              }}            >              {signInText}            </Button>            <Button              size="sm"              className="text-sm font-medium px-4 h-9 rounded-md shadow-sm"              onClick={(e) => {                e.preventDefault();                if (onCtaClick) onCtaClick();              }}            >              {ctaText}            </Button>          </div>        </div>      </header>    );  });Navbar01.displayName = 'Navbar01';export { Logo, HamburgerIcon };