Checkout Form Component

<div class="min-h-screen bg-gray-100 dark:bg-gray-900 p-4 sm:p-8 flex items-center justify-center font-sans">
  <div class="bg-white dark:bg-gray-800 shadow-lg rounded-lg p-6 sm:p-8 lg:p-10 w-full max-w-md">
    <h2 class="text-2xl sm:text-3xl font-bold mb-6 text-gray-800 dark:text-gray-100 text-center">Checkout</h2>

    <!-- Progress Stepper -->
    <div class="flex justify-between items-center mb-8">
      <div class="text-center">
        <div class="w-8 h-8 sm:w-10 sm:h-10 rounded-full bg-green-500 text-white flex items-center justify-center mx-auto mb-1 text-sm sm:text-base">1</div>
        <p class="text-xs sm:text-sm text-gray-600 dark:text-gray-400">Shipping</p>
      </div>
      <div class="flex-1 h-1 bg-gray-300 dark:bg-gray-700 mx-2"></div>
      <div class="text-center">
        <div class="w-8 h-8 sm:w-10 sm:h-10 rounded-full bg-gray-300 dark:bg-gray-700 text-gray-600 dark:text-gray-400 flex items-center justify-center mx-auto mb-1 text-sm sm:text-base">2</div>
        <p class="text-xs sm:text-sm text-gray-600 dark:text-gray-400">Payment</p>
      </div>
      <div class="flex-1 h-1 bg-gray-300 dark:bg-gray-700 mx-2"></div>
      <div class="text-center">
        <div class="w-8 h-8 sm:w-10 sm:h-10 rounded-full bg-gray-300 dark:bg-gray-700 text-gray-600 dark:text-gray-400 flex items-center justify-center mx-auto mb-1 text-sm sm:text-base">3</div>
        <p class="text-xs sm:text-sm text-gray-600 dark:text-gray-400">Review</p>
      </div>
    </div>

    <!-- Shipping Information Form -->
    <form>
      <div class="mb-4">
        <label for="fullName" class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1">Full Name</label>
        <input type="text" id="fullName" class="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-green-500 focus:border-transparent bg-gray-50 dark:bg-gray-700 text-gray-900 dark:text-gray-100 placeholder-gray-400 dark:placeholder-gray-500" placeholder="John Doe">
      </div>

      <div class="mb-4">
        <label for="address" class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1">Address</label>
        <input type="text" id="address" class="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-green-500 focus:border-transparent bg-gray-50 dark:bg-gray-700 text-gray-900 dark:text-gray-100 placeholder-gray-400 dark:placeholder-gray-500" placeholder="1234 Main St">
      </div>

      <div class="grid grid-cols-1 sm:grid-cols-2 gap-4 mb-4">
        <div>
          <label for="city" class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1">City</label>
          <input type="text" id="city" class="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-green-500 focus:border-transparent bg-gray-50 dark:bg-gray-700 text-gray-900 dark:text-gray-100 placeholder-gray-400 dark:placeholder-gray-500" placeholder="Anytown">
        </div>
        <div>
          <label for="state" class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1">State / Province</label>
          <input type="text" id="state" class="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-green-500 focus:border-transparent bg-gray-50 dark:bg-gray-700 text-gray-900 dark:text-gray-100 placeholder-gray-400 dark:placeholder-gray-500" placeholder="CA">
        </div>
      </div>

      <div class="grid grid-cols-1 sm:grid-cols-2 gap-4 mb-6">
        <div>
          <label for="zip" class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1">Zip / Postal Code</label>
          <input type="text" id="zip" class="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-green-500 focus:border-transparent bg-gray-50 dark:bg-gray-700 text-gray-900 dark:text-gray-100 placeholder-gray-400 dark:placeholder-gray-500" placeholder="12345">
        </div>
        <div>
          <label for="country" class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1">Country</label>
          <select id="country" class="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-green-500 focus:border-transparent bg-gray-50 dark:bg-gray-700 text-gray-900 dark:text-gray-100">
            <option>United States</option>
            <option>Canada</option>
            <option>Mexico</option>
            <option>Other</option>
          </select>
        </div>
      </div>

      <button type="submit" class="w-full bg-green-600 hover:bg-green-700 text-white font-bold py-2 px-4 rounded-md focus:outline-none focus:ring-2 focus:ring-green-500 focus:ring-offset-2 dark:focus:ring-offset-gray-800 transition duration-300 ease-in-out">
        Continue to Payment
      </button>
    </form>

    <!-- Product Summary (Example, can be expanded) -->
    <div class="mt-8 pt-6 border-t border-gray-200 dark:border-gray-700">
      <h3 class="text-xl font-semibold mb-4 text-gray-800 dark:text-gray-100">Order Summary</h3>
      <div class="flex justify-between mb-2">
        <span class="text-gray-600 dark:text-gray-400">Subtotal:</span>
        <span class="text-gray-800 dark:text-gray-100">$99.00</span>
      </div>
      <div class="flex justify-between mb-2">
        <span class="text-gray-600 dark:text-gray-400">Shipping:</span>
        <span class="text-gray-800 dark:text-gray-100">$7.00</span>
      </div>
      <div class="flex justify-between font-bold text-lg border-t border-gray-300 dark:border-gray-600 pt-2 mt-4">
        <span class="text-gray-800 dark:text-gray-100">Total:</span>
        <span class="text-gray-800 dark:text-gray-100">$106.00</span>
      </div>
    </div>

  </div>
</div>