导航增强组件

<nav class="bg-pink-700 dark:bg-pink-800 p-4">
    <div class="max-w-7xl mx-auto flex justify-between items-center">
        <div class="flex items-center space-x-4">
            <img src="https://picsum.photos/50/50" alt="Logo" class="rounded-full">
            <span class="text-yellow-300 dark:text-yellow-200 text-2xl font-bold">MyCompany</span>
        </div>
        <div class="hidden md:flex space-x-6 text-white dark:text-gray-300">
            <a href="#" class="hover:text-yellow-300 dark:hover:text-yellow-200 transition">Home</a>
            <a href="#" class="hover:text-yellow-300 dark:hover:text-yellow-200 transition">About</a>
            <a href="#" class="hover:text-yellow-300 dark:hover:text-yellow-200 transition">Services</a>
            <a href="#" class="hover:text-yellow-300 dark:hover:text-yellow-200 transition">Contact</a>
        </div>
        <div class="relative">
            <button class="bg-yellow-300 dark:bg-yellow-200 text-black dark:text-black px-4 py-2 rounded-md hover:shadow-lg transition">Login</button>
            <div class="absolute right-0 mt-2 w-48 bg-white dark:bg-gray-800 rounded-md shadow-lg hidden group-hover:block">
                <a href="#" class="block px-4 py-2 text-gray-800 dark:text-gray-200 hover:bg-gray-100 dark:hover:bg-gray-700">Profile</a>
                <a href="#" class="block px-4 py-2 text-gray-800 dark:text-gray-200 hover:bg-gray-100 dark:hover:bg-gray-700">Settings</a>
                <a href="#" class="block px-4 py-2 text-gray-800 dark:text-gray-200 hover:bg-gray-100 dark:hover:bg-gray-700">Logout</a>
            </div>
        </div>
        <div class="md:hidden">
            <button class="text-white dark:text-gray-300 focus:outline-none">
                <svg xmlns="http://www.w3.org/2000/svg" class="h-6 w-6" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                    <path strokeLinecap="round" strokeLinejoin="round" strokeWidth="2" d="M4 6h16M4 12h16m-7 6h7" /></svg>
            </button>
        </div>
    </div>
</nav>

<section class="bg-gray-100 dark:bg-gray-900 py-10">
    <div class="max-w-7xl mx-auto text-center">
        <h1 class="text-4xl font-bold text-green-500 dark:text-green-400">Welcome to our Retro Business</h1>
        <p class="mt-2 text-gray-700 dark:text-gray-400">Bringing you the best services with a touch of nostalgia.</p>
        <div class="mt-6 grid grid-cols-1 md:grid-cols-3 gap-4">
            <div class="p-4 bg-white dark:bg-gray-800 rounded-lg shadow-lg">
                <img src="https://picsum.photos/200/200?random=1" alt="Service 1" class="rounded-lg mb-4">
                <h2 class="text-xl font-semibold">Service One</h2>
                <p class="text-gray-600 dark:text-gray-300">Description of service 1.</p>
            </div>
            <div class="p-4 bg-white dark:bg-gray-800 rounded-lg shadow-lg">
                <img src="https://picsum.photos/200/200?random=2" alt="Service 2" class="rounded-lg mb-4">
                <h2 class="text-xl font-semibold">Service Two</h2>
                <p class="text-gray-600 dark:text-gray-300">Description of service 2.</p>
            </div>
            <div class="p-4 bg-white dark:bg-gray-800 rounded-lg shadow-lg">
                <img src="https://picsum.photos/200/200?random=3" alt="Service 3" class="rounded-lg mb-4">
                <h2 class="text-xl font-semibold">Service Three</h2>
                <p class="text-gray-600 dark:text-gray-300">Description of service 3.</p>
            </div>
        </div>
    </div>
</section>