Composant de connexion/inscription

<div class="min-h-screen flex items-center justify-center p-4 bg-gradient-to-br from-blue-100 to-blue-300 dark:from-gray-900 dark:to-blue-950 transition-all duration-500 ease-in-out font-sans">
  <div class="w-full max-w-md bg-white dark:bg-gray-800 rounded-xl shadow-2xl overflow-hidden md:max-w-xl lg:max-w-4xl flex flex-col md:flex-row transition-all duration-500 ease-in-out transform hover:scale-105">
    <!-- Left Side: Image/Info Section (Visible on MD and larger) -->
    <div class="relative hidden md:flex md:w-1/2 lg:w-2/3 bg-gradient-to-br from-blue-600 to-indigo-800 dark:from-blue-900 dark:to-purple-950 p-8 flex-col justify-center items-center text-white transition-all duration-500 ease-in-out">
      <div class="absolute inset-0 bg-cover bg-center opacity-20" style="background-image: url('https://picsum.photos/800/600?random=1');"></div>
      <div class="relative z-10 text-center opacity-0 md:opacity-100 transition-opacity duration-1000 ease-in-out">
        <h2 class="text-4xl lg:text-5xl font-extrabold mb-4 drop-shadow-lg">Welcome to Horizon Events</h2>
        <p class="text-lg lg:text-xl font-light leading-relaxed">Connect, learn, and grow. Your gateway to unforgettable experiences and valuable networking opportunities.</p>
        <div class="mt-8">
          <button class="px-6 py-3 bg-white text-blue-700 dark:bg-gray-700 dark:text-white rounded-full font-semibold shadow-lg hover:shadow-xl transform hover:-translate-y-1 transition-all duration-300 ease-in-out focus:outline-none focus:ring-2 focus:ring-white focus:ring-opacity-75">
            Learn More
          </button>
        </div>
      </div>
    </div>

    <!-- Right Side: Form Section -->
    <div class="w-full md:w-1/2 lg:w-1/3 p-6 sm:p-8 md:p-10 lg:p-12 flex flex-col justify-center bg-white dark:bg-gray-800 transition-all duration-500 ease-in-out">
      <h2 class="text-3xl sm:text-4xl font-extrabold text-blue-800 dark:text-blue-200 mb-6 text-center md:text-left transition-colors duration-300">
        <span class="block md:inline">Join Us</span> <span class="hidden md:inline text-blue-600 dark:text-blue-400">Now</span>
      </h2>

      <form class="space-y-6">
        <div>
          <label for="email" class="block text-sm font-medium text-gray-700 dark:text-gray-300 transition-colors duration-300">Email Address</label>
          <div class="mt-1">
            <input id="email" name="email" type="email" autocomplete="email" required
                   class="appearance-none block w-full px-4 py-3 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm placeholder-gray-400 focus:outline-none focus:ring-blue-500 focus:border-blue-500 sm:text-base bg-gray-50 dark:bg-gray-700 dark:text-white transition-all duration-300 ease-in-out placeholder:text-sm md:placeholder:text-base">
          </div>
        </div>

        <div>
          <label for="password" class="block text-sm font-medium text-gray-700 dark:text-gray-300 transition-colors duration-300">Password</label>
          <div class="mt-1">
            <input id="password" name="password" type="password" autocomplete="current-password" required
                   class="appearance-none block w-full px-4 py-3 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm placeholder-gray-400 focus:outline-none focus:ring-blue-500 focus:border-blue-500 sm:text-base bg-gray-50 dark:bg-gray-700 dark:text-white transition-all duration-300 ease-in-out placeholder:text-sm md:placeholder:text-base">
          </div>
        </div>

        <div class="flex items-center justify-between">
          <div class="flex items-center">
            <input id="remember-me" name="remember-me" type="checkbox"
                   class="h-4 w-4 text-blue-600 focus:ring-blue-500 border-gray-300 dark:bg-gray-700 dark:border-gray-600 rounded cursor-pointer">
            <label for="remember-me" class="ml-2 block text-sm text-gray-900 dark:text-gray-300 transition-colors duration-300">Remember me</label>
          </div>

          <div class="text-sm">
            <a href="#" class="font-medium text-blue-600 hover:text-blue-500 dark:text-blue-400 dark:hover:text-blue-300 transition-colors duration-300">Forgot your password?</a>
          </div>
        </div>

        <div>
          <button type="submit"
                  class="w-full flex justify-center py-3 px-4 border border-transparent rounded-md shadow-sm text-base font-semibold text-white bg-gradient-to-r from-blue-600 to-indigo-700 dark:from-blue-700 dark:to-indigo-800 hover:from-blue-700 hover:to-indigo-800 dark:hover:from-blue-800 dark:hover:to-indigo-900 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 transition-all duration-300 ease-in-out transform hover:scale-105">
            Sign In
          </button>
        </div>
      </form>

      <div class="mt-6 text-center">
        <p class="text-sm text-gray-600 dark:text-gray-400 transition-colors duration-300">
          New to Horizon Events?
          <a href="#" class="font-medium text-blue-600 hover:text-blue-500 dark:text-blue-400 dark:hover:text-blue-300 transition-colors duration-300">Sign Up Today!</a>
        </p>
      </div>

      <div class="mt-8 relative">
        <div class="absolute inset-0 flex items-center">
          <div class="w-full border-t border-gray-300 dark:border-gray-600"></div>
        </div>
        <div class="relative flex justify-center text-sm">
          <span class="px-2 bg-white dark:bg-gray-800 text-gray-500 dark:text-gray-400 transition-colors duration-300">Or continue with</span>
        </div>
      </div>

      <div class="mt-6 grid grid-cols-2 gap-3">
        <div>
          <button class="w-full inline-flex justify-center py-3 px-4 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm bg-white dark:bg-gray-700 text-sm font-medium text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-600 transition-all duration-300 ease-in-out transform hover:-translate-y-px">
            <img src="https://www.svgrepo.com/show/355037/google.svg" alt="Google icon" class="h-5 w-5 mr-2"/>
            Google
          </button>
        </div>
        <div>
          <button class="w-full inline-flex justify-center py-3 px-4 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm bg-white dark:bg-gray-700 text-sm font-medium text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-600 transition-all duration-300 ease-in-out transform hover:-translate-y-px">
            <img src="https://www.svgrepo.com/show/475656/facebook-color.svg" alt="Facebook icon" class="h-5 w-5 mr-2"/>
            Facebook
          </button>
        </div>
      </div>
    </div>
  </div>
</div>