diff --git a/assets/css/custom.css b/assets/css/custom.css
new file mode 100644
index 0000000..5cc44df
--- /dev/null
+++ b/assets/css/custom.css
@@ -0,0 +1,103 @@
+
+body {
+    background-color: #E5E5E5;
+    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
+}
+
+.chat-container {
+    display: flex;
+    flex-direction: column;
+    height: 100vh;
+    max-width: 800px;
+    margin: 0 auto;
+    background-color: #E5E5E5;
+    border-left: 1px solid #ddd;
+    border-right: 1px solid #ddd;
+}
+
+.chat-header {
+    background-color: #0088cc;
+    color: white;
+    padding: 1rem;
+    text-align: center;
+    font-size: 1.25rem;
+    font-weight: 500;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+    z-index: 10;
+}
+
+.chat-messages {
+    flex-grow: 1;
+    overflow-y: auto;
+    padding: 1rem;
+    display: flex;
+    flex-direction: column;
+    gap: 0.75rem;
+    padding-bottom: 80px; /* Space for the input form */
+}
+
+.message-bubble {
+    padding: 0.75rem 1rem;
+    border-radius: 1.25rem;
+    max-width: 75%;
+    word-wrap: break-word;
+    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
+}
+
+.message-bubble.sent {
+    background-color: #DCF8C6;
+    align-self: flex-end;
+    border-bottom-right-radius: 0.25rem;
+}
+
+.message-bubble.received {
+    background-color: #FFFFFF;
+    align-self: flex-start;
+    border-bottom-left-radius: 0.25rem;
+}
+
+.message-time {
+    font-size: 0.75rem;
+    color: #999;
+    margin-top: 4px;
+    text-align: right;
+}
+
+.chat-form {
+    position: fixed;
+    bottom: 0;
+    left: 0;
+    right: 0;
+    max-width: 800px;
+    margin: 0 auto;
+    padding: 1rem;
+    background-color: #f0f0f0;
+    border-top: 1px solid #ddd;
+    box-shadow: 0 -2px 5px rgba(0,0,0,0.05);
+}
+
+.chat-form form {
+    display: flex;
+    gap: 0.5rem;
+}
+
+.chat-form input {
+    flex-grow: 1;
+    border-radius: 1.5rem;
+    border: 1px solid #ccc;
+    padding: 0.75rem 1rem;
+}
+
+.chat-form button {
+    border-radius: 50%;
+    width: 48px;
+    height: 48px;
+    border: none;
+    background-color: #0088cc;
+    color: white;
+    font-size: 1.5rem;
+    cursor: pointer;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
diff --git a/index.php b/index.php
index 7205f3d..1216a8a 100644
--- a/index.php
+++ b/index.php
@@ -1,150 +1,111 @@
 <?php
-declare(strict_types=1);
-@ini_set('display_errors', '1');
-@error_reporting(E_ALL);
-@date_default_timezone_set('UTC');
+// db/config.php is expected to be included and provide a db() function.
+require_once 'db/config.php';
+
+// --- Database and App Logic ---
+try {
+    $pdo = db();
+
+    // Idempotent table creation
+    $pdo->exec("CREATE TABLE IF NOT EXISTS messages (
+        id INT AUTO_INCREMENT PRIMARY KEY,
+        message TEXT NOT NULL,
+        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+    );");
+
+    // Handle new message submission (Post/Redirect/Get pattern)
+    if ($_SERVER['REQUEST_METHOD'] === 'POST' && !empty(trim($_POST['message']))) {
+        $stmt = $pdo->prepare("INSERT INTO messages (message) VALUES (?)");
+        $stmt->execute([$_POST['message']]);
+        // Prevent form resubmission on refresh
+        header("Location: index.php");
+        exit;
+    }
+
+    // Fetch all messages for display
+    $messages = $pdo->query("SELECT * FROM messages ORDER BY created_at ASC")->fetchAll(PDO::FETCH_ASSOC);
+
+} catch (PDOException $e) {
+    // For a real app, you'd want to log this and show a user-friendly error page.
+    error_log("Database error: " . $e->getMessage());
+    // Keep the page from crashing, show an error inline.
+    $dbError = "Could not connect to the database or run the query. Please check server logs.";
+}
+
+// --- Dynamic Meta Tags & SEO --- (Platform-managed)
+$project_name = htmlspecialchars($_SERVER['PROJECT_NAME'] ?? 'Telegram App');
+$project_description = htmlspecialchars($_SERVER['PROJECT_DESCRIPTION'] ?? 'A simple messaging app.');
+$project_image_url = htmlspecialchars($_SERVER['PROJECT_IMAGE_URL'] ?? '');
 
-$phpVersion = PHP_VERSION;
-$now = date('Y-m-d H:i:s');
 ?>
-<!doctype html>
+<!DOCTYPE html>
 <html lang="en">
 <head>
-  <meta charset="utf-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1" />
-  <title>New Style</title>
-<?php
-// Read project preview data from environment
-$projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? '';
-$projectImageUrl = $_SERVER['PROJECT_IMAGE_URL'] ?? '';
-?>
-<?php if ($projectDescription): ?>
-  <!-- Meta description -->
-  <meta name="description" content='<?= htmlspecialchars($projectDescription) ?>' />
-  <!-- Open Graph meta tags -->
-  <meta property="og:description" content="<?= htmlspecialchars($projectDescription) ?>" />
-  <!-- Twitter meta tags -->
-  <meta property="twitter:description" content="<?= htmlspecialchars($projectDescription) ?>" />
-<?php endif; ?>
-<?php if ($projectImageUrl): ?>
-  <!-- Open Graph image -->
-  <meta property="og:image" content="<?= htmlspecialchars($projectImageUrl) ?>" />
-  <!-- Twitter image -->
-  <meta property="twitter:image" content="<?= htmlspecialchars($projectImageUrl) ?>" />
-<?php endif; ?>
-  <link rel="preconnect" href="https://fonts.googleapis.com">
-  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
-  <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap" rel="stylesheet">
-  <style>
-    :root {
-      --bg-color-start: #6a11cb;
-      --bg-color-end: #2575fc;
-      --text-color: #ffffff;
-      --card-bg-color: rgba(255, 255, 255, 0.01);
-      --card-border-color: rgba(255, 255, 255, 0.1);
-    }
-    body {
-      margin: 0;
-      font-family: 'Inter', sans-serif;
-      background: linear-gradient(45deg, var(--bg-color-start), var(--bg-color-end));
-      color: var(--text-color);
-      display: flex;
-      justify-content: center;
-      align-items: center;
-      min-height: 100vh;
-      text-align: center;
-      overflow: hidden;
-      position: relative;
-    }
-    body::before {
-      content: '';
-      position: absolute;
-      top: 0;
-      left: 0;
-      width: 100%;
-      height: 100%;
-      background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path d="M-10 10L110 10M10 -10L10 110" stroke-width="1" stroke="rgba(255,255,255,0.05)"/></svg>');
-      animation: bg-pan 20s linear infinite;
-      z-index: -1;
-    }
-    @keyframes bg-pan {
-      0% { background-position: 0% 0%; }
-      100% { background-position: 100% 100%; }
-    }
-    main {
-      padding: 2rem;
-    }
-    .card {
-      background: var(--card-bg-color);
-      border: 1px solid var(--card-border-color);
-      border-radius: 16px;
-      padding: 2rem;
-      backdrop-filter: blur(20px);
-      -webkit-backdrop-filter: blur(20px);
-      box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
-    }
-    .loader {
-      margin: 1.25rem auto 1.25rem;
-      width: 48px;
-      height: 48px;
-      border: 3px solid rgba(255, 255, 255, 0.25);
-      border-top-color: #fff;
-      border-radius: 50%;
-      animation: spin 1s linear infinite;
-    }
-    @keyframes spin {
-      from { transform: rotate(0deg); }
-      to   { transform: rotate(360deg); }
-    }
-    .hint {
-      opacity: 0.9;
-    }
-    .sr-only {
-      position: absolute;
-      width: 1px; height: 1px;
-      padding: 0; margin: -1px;
-      overflow: hidden;
-      clip: rect(0, 0, 0, 0);
-      white-space: nowrap; border: 0;
-    }
-    h1 {
-      font-size: 3rem;
-      font-weight: 700;
-      margin: 0 0 1rem;
-      letter-spacing: -1px;
-    }
-    p {
-      margin: 0.5rem 0;
-      font-size: 1.1rem;
-    }
-    code {
-      background: rgba(0,0,0,0.2);
-      padding: 2px 6px;
-      border-radius: 4px;
-      font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
-    }
-    footer {
-      position: absolute;
-      bottom: 1rem;
-      font-size: 0.8rem;
-      opacity: 0.7;
-    }
-  </style>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title><?= $project_name ?></title>
+    <meta name="description" content="<?= $project_description ?>">
+
+    <!-- Open Graph / Facebook -->
+    <meta property="og:type" content="website">
+    <meta property="og:title" content="<?= $project_name ?>">
+    <meta property="og:description" content="<?= $project_description ?>">
+    <?php if ($project_image_url): ?>
+    <meta property="og:image" content="<?= $project_image_url ?>">
+    <?php endif; ?>
+
+    <!-- Twitter -->
+    <meta property="twitter:card" content="summary_large_image">
+    <meta property="twitter:title" content="<?= $project_name ?>">
+    <meta property="twitter:description" content="<?= $project_description ?>">
+    <?php if ($project_image_url): ?>
+    <meta property="twitter:image" content="<?= $project_image_url ?>">
+    <?php endif; ?>
+
+    <!-- Libs -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
+    
+    <!-- Custom App Styles -->
+    <link rel="stylesheet" href="assets/css/custom.css?v=<?php echo time(); ?>">
+
 </head>
 <body>
-  <main>
-    <div class="card">
-      <h1>Analyzing your requirements and generating your website…</h1>
-      <div class="loader" role="status" aria-live="polite" aria-label="Applying initial changes">
-        <span class="sr-only">Loading…</span>
-      </div>
-      <p class="hint"><?= ($_SERVER['HTTP_HOST'] ?? '') === 'appwizzy.com' ? 'AppWizzy' : 'Flatlogic' ?> AI is collecting your requirements and applying the first changes.</p>
-      <p class="hint">This page will update automatically as the plan is implemented.</p>
-      <p>Runtime: PHP <code><?= htmlspecialchars($phpVersion) ?></code> — UTC <code><?= htmlspecialchars($now) ?></code></p>
+
+    <div class="chat-container">
+        <header class="chat-header">
+            Public Chat
+        </header>
+
+        <main class="chat-messages" id="chat-messages">
+            <?php if (isset($dbError)): ?>
+                <div class="alert alert-danger mx-auto">Error: <?= htmlspecialchars($dbError) ?></div>
+            <?php elseif (empty($messages)): ?>
+                <div class="text-center text-muted mt-5">No messages yet. Be the first to post!</div>
+            <?php else: ?>
+                <?php foreach ($messages as $msg): ?>
+                    <div class="message-bubble sent">
+                        <div><?= htmlspecialchars($msg['message']) ?></div>
+                        <div class="message-time"><?= date('h:i A', strtotime($msg['created_at'])) ?></div>
+                    </div>
+                <?php endforeach; ?>
+            <?php endif; ?>
+        </main>
+
+        <footer class="chat-form">
+            <form action="index.php" method="POST" autocomplete="off">
+                <input type="text" name="message" placeholder="Type a message..." autofocus>
+                <button type="submit" aria-label="Send">&#10148;</button>
+            </form>
+        </footer>
     </div>
-  </main>
-  <footer>
-    Page updated: <?= htmlspecialchars($now) ?> (UTC)
-  </footer>
+
+    <script>
+        // Auto-scroll to the latest message
+        window.addEventListener('load', () => {
+            const chatMessages = document.getElementById('chat-messages');
+            chatMessages.scrollTop = chatMessages.scrollHeight;
+        });
+    </script>
+
 </body>
-</html>
+</html>
\ No newline at end of file