'use client';

import { Menu, X } from 'lucide-react';
import Link from 'next/link';
import { useState } from 'react';

const LINKS = [
  { href: '/#how', label: 'How it works' },
  { href: '/templates', label: 'Templates' },
  { href: '/pricing', label: 'Pricing' },
  { href: '/docs', label: 'Docs' },
  { href: '/changelog', label: 'Changelog' },
];

/** Hamburger menu shown below the md breakpoint, where the inline nav is hidden. */
export function MarketingMobileMenu() {
  const [open, setOpen] = useState(false);
  return (
    <div className="md:hidden">
      <button
        type="button"
        aria-label={open ? 'Close menu' : 'Open menu'}
        aria-expanded={open}
        onClick={() => setOpen((v) => !v)}
        className="flex size-8 items-center justify-center rounded-md text-[--color-fg-muted] transition-colors hover:text-[--color-fg]"
      >
        {open ? <X size={18} /> : <Menu size={18} />}
      </button>
      {open && (
        <div
          // Background via inline style: Tailwind v4's bracket-arbitrary syntax
          // `bg-[--color-X]` emits invalid CSS (it forgets the var() wrapper),
          // so the class compiles to `background-color: --color-bg` which the
          // browser falls back to transparent. Inline `var()` is unambiguous.
          className="absolute inset-x-0 top-12 z-40 border-b border-[--color-border] shadow-lg shadow-black/40 backdrop-blur-md"
          style={{
            backgroundColor: 'color-mix(in oklab, var(--color-bg) 80%, transparent)',
          }}
        >
          <nav className="mx-auto flex max-w-6xl flex-col px-6">
            {LINKS.map((l) => (
              <Link
                key={l.href}
                href={l.href}
                onClick={() => setOpen(false)}
                className="border-b border-[--color-border] py-3.5 text-[14px] text-[--color-fg-muted] transition-colors last:border-0 hover:text-[--color-fg]"
              >
                {l.label}
              </Link>
            ))}
          </nav>
        </div>
      )}
    </div>
  );
}
