Brutalist Login/Signup コンポーネント

<div class="min-h-screen flex items-center justify-center bg-gray-100 dark:bg-gray-900">
    <div class="bg-white dark:bg-gray-800 p-8 rounded-none shadow-none border-4 border-black dark:border-white w-full max-w-md mx-4">
        <div class="mb-8">
            <h2 class="text-3xl font-bold text-black dark:text-white mb-2">Login</h2>
            <p class="text-gray-700 dark:text-gray-300">Access your brutalist blog experience.</p>
        </div>
        <form>
            <div class="mb-4">
                <label for="username" class="sr-only">Username</label>
                <input type="text" id="username" placeholder="USERNAME" class="w-full p-3 border-2 border-black dark:border-white bg-gray-200 dark:bg-gray-700 text-black dark:text-white placeholder-gray-500 dark:placeholder-gray-400 focus:outline-none focus:ring-0 focus:border-black dark:focus:border-white text-lg">
            </div>
            <div class="mb-6">
                <label for="password" class="sr-only">Password</label>
                <input type="password" id="password" placeholder="PASSWORD" class="w-full p-3 border-2 border-black dark:border-white bg-gray-200 dark:bg-gray-700 text-black dark:text-white placeholder-gray-500 dark:placeholder-gray-400 focus:outline-none focus:ring-0 focus:border-black dark:focus:border-white text-lg">
            </div>
            <button type="submit" class="w-full bg-black dark:bg-white text-white dark:text-black P-3 border-2 border-black dark:border-white uppercase font-bold text-lg hover:bg-gray-700 dark:hover:bg-gray-300 transition-colors duration-300">
                LOGIN
            </button>
        </form>
        <div class="mt-8 text-center">
            <a href="#" class="text-black dark:text-white hover:underline font-bold">CREATE ACCOUNT</a>
        </div>
    </div>
</div>