can you edit the response when the answer to all is zet to not be email but just a message telling me that the documents are complete and proceed with registering. Also think of possible improvements you can do with this and send me the entire new updated html code 

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Document Submission Checklist</title>
  <!-- Include Google Fonts -->
  <link href="https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap" rel="stylesheet">
  <!-- Include CSS for styling -->
  <style>
    /* Existing CSS styles */
    body {
      font-family: 'Roboto', sans-serif;
      background: linear-gradient(to right, #667eea, #764ba2);
      margin: 0;
      padding: 0;
      color: #333;
    }

    .container {
      max-width: 800px;
      margin: 50px auto;
      background: #fff;
      border-radius: 10px;
      padding: 30px;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    }

    h1 {
      text-align: center;
      color: #444;
      margin-bottom: 30px;
    }

    .question {
      margin-bottom: 20px;
      position: relative;
    }

    .question label {
      display: block;
      font-size: 18px;
      margin-bottom: 10px;
      font-weight: 500;
    }

    .question select,
    .question input[type="text"] {
      width: 100%;
      padding: 10px;
      border-radius: 5px;
      border: 1px solid #ccc;
      font-size: 16px;
    }

    .hidden {
      display: none;
    }

    .btn {
      display: block;
      width: 100%;
      padding: 15px;
      text-align: center;
      background: #667eea;
      color: #fff;
      border: none;
      border-radius: 5px;
      font-size: 18px;
      cursor: pointer;
      margin-top: 30px;
      transition: background 0.3s ease;
    }

    .btn:hover {
      background: #5a67d8;
    }

    .result {
      margin-top: 30px;
      background: #f7fafc;
      padding: 20px;
      border-radius: 5px;
    }

    .result textarea {
      width: 100%;
      height: 300px;
      padding: 15px;
      font-size: 16px;
      border: 1px solid #e2e8f0;
      border-radius: 5px;
      resize: none;
    }

    .message {
      margin-top: 30px;
      padding: 20px;
      background-color: #c6f6d5;
      border: 1px solid #9ae6b4;
      border-radius: 5px;
      color: #22543d;
      font-size: 18px;
      text-align: center;
    }

    /* Animations */
    .fade-in {
      animation: fadeIn 0.5s ease forwards;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(-10px); }
      to { opacity: 1; transform: translateY(0); }
    }
  </style>
</head>
<body>

  <div class="container">
    <h1>Document Submission Checklist</h1>

    <!-- Recipient's Name Input -->
    <div class="question">
      <label for="recipient-name">Recipient's Name:</label>
      <input type="text" id="recipient-name" placeholder="Enter recipient's name" />
    </div>

    <!-- Rest of your form questions -->
    <div class="question">
      <label for="with-w9">With W-9?</label>
      <select id="with-w9">
        <option value="" disabled selected>Select Yes or No</option>
        <option value="yes">Yes</option>
        <option value="no">No</option>
      </select>
    </div>

    <div class="question hidden" id="w9-version-section">
      <label for="w9-version">Is it the 2024 version of the W-9 form?</label>
      <select id="w9-version">
        <option value="" disabled selected>Select Yes or No</option>
        <option value="2024">Yes, 2024 version</option>
        <option value="not-2024">No, not 2024 version</option>
      </select>
    </div>

    <!-- Additional questions as in your existing code -->
    <!-- ... -->

    <!-- Button to generate the response -->
    <button class="btn" onclick="generateResponse()">Generate Response</button>

    <!-- Message to display when documents are complete -->
    <div class="message hidden fade-in" id="message">
      All documents are complete. You may proceed with registering.
    </div>

    <!-- Email response section -->
    <div class="result hidden fade-in" id="result">
      <h2>Email Response:</h2>
      <textarea id="emailContent" readonly></textarea>
    </div>

  </div>

  <!-- Include JavaScript for interactivity -->
  <script>
    // Get DOM elements
    const w9Select = document.getElementById('with-w9');
    const w9VersionSection = document.getElementById('w9-version-section');
    // Additional DOM elements...
    const resultSection = document.getElementById('result');
    const messageSection = document.getElementById('message');

    // Event listeners for showing/hiding follow-up questions
    w9Select.addEventListener('change', function() {
      if (this.value === 'yes') {
        w9VersionSection.classList.remove('hidden');
        w9VersionSection.classList.add('fade-in');
      } else {
        w9VersionSection.classList.add('hidden');
        document.getElementById('w9-version').value = '';
      }
    });

    // Additional event listeners...
    // ...

    // Function to generate the email response or message
    function generateResponse() {
      let emailContent = '';
      let recipientNameInput = document.getElementById('recipient-name').value.trim();
      let recipientName = recipientNameInput ? recipientNameInput : '[Recipient\'s Name]';
      emailContent += `Dear ${recipientName},\n\n`;

      // Get values from the form
      let withW9 = document.getElementById('with-w9').value;
      let w9Version = document.getElementById('w9-version').value;
      // Additional form values...
      // ...

      // Flags to track missing documents
      let needW9 = false;
      let wrongW9Version = false;
      // Additional flags...
      // ...

      // Logic for W-9
      if (withW9 === 'no') {
        needW9 = true;
      } else if (withW9 === 'yes') {
        if (w9Version !== '2024') {
          wrongW9Version = true;
        }
      }

      // Logic for other documents
      // ...

      // Determine if all documents are provided and correct
      if (!needW9 && !wrongW9Version /* && other conditions */) {
        // Hide the result section
        resultSection.classList.add('hidden');

        // Show the message
        messageSection.classList.remove('hidden');
        messageSection.scrollIntoView({ behavior: 'smooth' });
      } else {
        // Hide the message section
        messageSection.classList.add('hidden');

        // Build the email content based on the missing documents
        // ...

        // Display the result
        document.getElementById('emailContent').value = emailContent;
        resultSection.classList.remove('hidden');
        resultSection.scrollIntoView({ behavior: 'smooth' });

        // Automatically copy the email content to clipboard
        copyToClipboard(emailContent);
      }
    }

    // Function to copy text to clipboard
    function copyToClipboard(text) {
      navigator.clipboard.writeText(text).then(function() {
        // Optionally, display a notification that content has been copied
        alert('Email response copied to clipboard!');
      }, function(err) {
        console.error('Could not copy text: ', err);
      });
    }
  </script>

</body>
</html>