diff --git a/assets/css/custom.css b/assets/css/custom.css
new file mode 100644
index 0000000..85c5711
--- /dev/null
+++ b/assets/css/custom.css
@@ -0,0 +1,81 @@
+
+@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');
+
+body {
+    font-family: 'Inter', sans-serif;
+    background-color: #f8f9fa;
+}
+
+.sidebar {
+    position: fixed;
+    top: 0;
+    left: 0;
+    bottom: 0;
+    z-index: 100;
+    padding: 48px 0 0;
+    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .1);
+    width: 250px;
+    transition: transform .3s ease-in-out;
+}
+
+@media (max-width: 767.98px) {
+    .sidebar {
+        transform: translateX(-100%);
+    }
+    .sidebar.show {
+        transform: translateX(0);
+    }
+    .main-content {
+        margin-left: 0;
+    }
+}
+
+@media (min-width: 768px) {
+    .main-content {
+        margin-left: 250px;
+    }
+}
+
+.sidebar-sticky {
+    position: relative;
+    top: 0;
+    height: calc(100vh - 48px);
+    padding-top: .5rem;
+    overflow-x: hidden;
+    overflow-y: auto;
+}
+
+.nav-link {
+    color: #333;
+}
+
+.nav-link.active,
+.nav-link:hover {
+    color: #0d6efd;
+}
+
+.navbar-brand {
+    padding-top: .75rem;
+    padding-bottom: .75rem;
+    font-size: 1rem;
+    background-color: rgba(0, 0, 0, .25);
+    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .25);
+}
+
+.navbar .navbar-toggler {
+    top: .25rem;
+    right: 1rem;
+}
+
+.card {
+    border: none;
+    box-shadow: 0 0.5rem 1rem rgba(0,0,0,.15);
+}
+
+.main-content-shifted {
+    margin-left: 0;
+}
+
+.sidebar-collapsed {
+    transform: translateX(-100%);
+}
diff --git a/assets/js/main.js b/assets/js/main.js
new file mode 100644
index 0000000..8e8742e
--- /dev/null
+++ b/assets/js/main.js
@@ -0,0 +1,72 @@
+document.addEventListener('DOMContentLoaded', function () {
+    const sidebar = document.getElementById('sidebar');
+    const mainContent = document.getElementById('main-content');
+    const sidebarToggler = document.getElementById('sidebar-toggler');
+
+    if (sidebarToggler) {
+        sidebarToggler.addEventListener('click', function () {
+            sidebar.classList.toggle('sidebar-collapsed');
+            mainContent.classList.toggle('main-content-shifted');
+        });
+    }
+
+    // Off-canvas for mobile
+    const offcanvasToggler = document.querySelector('[data-bs-toggle="offcanvas"]');
+    if(offcanvasToggler) {
+        const target = document.querySelector(offcanvasToggler.dataset.bsTarget);
+        offcanvasToggler.addEventListener('click', function(e) {
+            e.preventDefault();
+            target.classList.toggle('show');
+        });
+    }
+
+    // Fetch and load data from the backend
+    loadDashboardData();
+});
+
+/**
+ * Fetches data from the Node.js backend and populates the dashboard.
+ */
+async function loadDashboardData() {
+    // --- IMPORTANT ---
+    // Replace this URL with the actual URL of your Node.js backend API.
+    // When running locally, your Node.js server might be on a different port.
+    const backendApiUrl = 'http://localhost:3001/api/transactions'; 
+
+    try {
+        const response = await fetch(backendApiUrl);
+        if (!response.ok) {
+            // If the response is not OK (e.g., 404, 500), throw an error.
+            throw new Error(`HTTP error! status: ${response.status}`);
+        }
+        const transactions = await response.json();
+
+        // Get the table body to populate it with data
+        const tableBody = document.querySelector('.table-responsive tbody');
+        
+        // Clear existing placeholder rows
+        tableBody.innerHTML = '';
+
+        // Populate table with data from the backend
+        transactions.forEach(tx => {
+            const row = document.createElement('tr');
+            
+            // Make sure the property names (e.g., tx.id, tx.itemOut) match what your API sends
+            row.innerHTML = `
+                <td>${tx.id}</td>
+                <td>${tx.itemOut}</td>
+                <td>${tx.itemIn}</td>
+                <td>${tx.user}</td>
+                <td>${new Date(tx.date).toLocaleDateString()}</td>
+                <td><span class="badge bg-success">${tx.status}</span></td>
+            `;
+            tableBody.appendChild(row);
+        });
+
+    } catch (error) {
+        console.error('Error fetching data from backend:', error);
+        const tableBody = document.querySelector('.table-responsive tbody');
+        // Display a user-friendly error message in the table
+        tableBody.innerHTML = '<tr><td colspan="6" class="text-center text-danger">Could not load data. Is the backend server running?</td></tr>';
+    }
+}
diff --git a/index.php b/index.php
index 7205f3d..ec0b737 100644
--- a/index.php
+++ b/index.php
@@ -1,150 +1,196 @@
-<?php
-declare(strict_types=1);
-@ini_set('display_errors', '1');
-@error_reporting(E_ALL);
-@date_default_timezone_set('UTC');
-
-$phpVersion = PHP_VERSION;
-$now = date('Y-m-d H:i:s');
-?>
 <!doctype html>
 <html lang="en">
 <head>
-  <meta charset="utf-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1" />
-  <title>New Style</title>
-<?php
-// Read project preview data from environment
-$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">
+    
+    <title>Barter System - Admin</title>
+    <meta name="description" content="Admin portal for the Barter System to monitor items, transactions, and complaints. Built with Flatlogic Generator.">
+    <meta name="keywords" content="barter system, admin dashboard, trade management, item monitoring, transaction report, inventory control, user complaints, Built with Flatlogic Generator">
+
+    <!-- Social Media Meta Tags -->
+    <meta property="og:title" content="Barter System - Admin Portal">
+    <meta property="og:description" content="Admin portal for the Barter System to monitor items, transactions, and complaints.">
+    <meta property="og:image" content="<?php echo htmlspecialchars($_SERVER['PROJECT_IMAGE_URL'] ?? '', ENT_QUOTES, 'UTF-8'); ?>">
+    <meta name="twitter:card" content="summary_large_image">
+    <meta name="twitter:image" content="<?php echo htmlspecialchars($_SERVER['PROJECT_IMAGE_URL'] ?? '', ENT_QUOTES, 'UTF-8'); ?>">
+
+    <!-- Bootstrap CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Bootstrap Icons -->
+    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css">
+    <!-- Custom CSS -->
+    <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($now) ?></code></p>
+
+<header class="navbar navbar-dark sticky-top bg-dark flex-md-nowrap p-0 shadow">
+    <a class="navbar-brand col-md-3 col-lg-2 me-0 px-3" href="#">Barter System</a>
+    <button class="navbar-toggler position-absolute d-md-none collapsed" type="button" data-bs-toggle="offcanvas" data-bs-target="#sidebarMenu" aria-controls="sidebarMenu" aria-expanded="false" aria-label="Toggle navigation">
+        <span class="navbar-toggler-icon"></span>
+    </button>
+    <div class="navbar-nav">
+        <div class="nav-item text-nowrap">
+            <a class="nav-link px-3" href="#">Sign out</a>
+        </div>
     </div>
-  </main>
-  <footer>
-    Page updated: <?= htmlspecialchars($now) ?> (UTC)
-  </footer>
+</header>
+
+<div class="container-fluid">
+    <div class="row">
+        <nav id="sidebarMenu" class="col-md-3 col-lg-2 d-md-block bg-light sidebar collapse">
+            <div class="position-sticky pt-3">
+                <ul class="nav flex-column">
+                    <li class="nav-item">
+                        <a class="nav-link active" aria-current="page" href="#">
+                            <i class="bi bi-speedometer2 me-2"></i>
+                            Dashboard
+                        </a>
+                    </li>
+                    <h6 class="sidebar-heading d-flex justify-content-between align-items-center px-3 mt-4 mb-1 text-muted">
+                        <span>Categories</span>
+                    </h6>
+                    <li class="nav-item">
+                        <a class="nav-link" href="#">
+                            <i class="bi bi-laptop me-2"></i>
+                            Electronics
+                        </a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="#">
+                            <i class="bi bi-book me-2"></i>
+                            Books
+                        </a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="#">
+                            <i class="bi bi-lamp me-2"></i>
+                            Furniture
+                        </a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="#">
+                            <i class="bi bi-person-check me-2"></i>
+                            Clothes
+                        </a>
+                    </li>
+                </ul>
+
+                <h6 class="sidebar-heading d-flex justify-content-between align-items-center px-3 mt-4 mb-1 text-muted">
+                    <span>Management</span>
+                </h6>
+                <ul class="nav flex-column mb-2">
+                    <li class="nav-item">
+                        <a class="nav-link" href="#">
+                            <i class="bi bi-card-list me-2"></i>
+                            All Transactions
+                        </a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="#">
+                            <i class="bi bi-exclamation-triangle me-2"></i>
+                            Complaints
+                        </a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="#">
+                            <i class="bi bi-file-earmark-excel me-2"></i>
+                            Reports
+                        </a>
+                    </li>
+                </ul>
+            </div>
+        </nav>
+
+        <main class="col-md-9 ms-sm-auto col-lg-10 px-md-4 main-content">
+            <div class="d-flex justify-content-between flex-wrap flex-md-nowrap align-items-center pt-3 pb-2 mb-3 border-bottom">
+                <h1 class="h2">Dashboard</h1>
+            </div>
+
+            <!-- Summary Cards -->
+            <div class="row">
+                <div class="col-md-4 mb-3">
+                    <div class="card text-white bg-primary">
+                        <div class="card-body">
+                            <h5 class="card-title"><i class="bi bi-box-seam me-2"></i>Total Listings</h5>
+                            <p class="card-text fs-4">1,250</p>
+                        </div>
+                    </div>
+                </div>
+                <div class="col-md-4 mb-3">
+                    <div class="card text-white bg-success">
+                        <div class="card-body">
+                            <h5 class="card-title"><i class="bi bi-arrow-left-right me-2"></i>Completed Trades</h5>
+                            <p class="card-text fs-4">324</p>
+                        </div>
+                    </div>
+                </div>
+                <div class="col-md-4 mb-3">
+                    <div class="card text-white bg-danger">
+                        <div class="card-body">
+                            <h5 class="card-title"><i class="bi bi-exclamation-triangle-fill me-2"></i>Active Complaints</h5>
+                            <p class="card-text fs-4">12</p>
+                        </div>
+                    </div>
+                </div>
+            </div>
+
+            <!-- Recent Transactions Table -->
+            <h2 class="mt-4">Recent Transactions</h2>
+            <div class="table-responsive">
+                <table class="table table-striped table-hover">
+                    <thead>
+                        <tr>
+                            <th scope="col">#</th>
+                            <th scope="col">Item Out</th>
+                            <th scope="col">Item In</th>
+                            <th scope="col">User</th>
+                            <th scope="col">Date</th>
+                            <th scope="col">Status</th>
+                        </tr>
+                    </thead>
+                    <tbody>
+                        <tr>
+                            <td>1024</td>
+                            <td>Vintage Leather Jacket</td>
+                            <td>Electric Guitar</td>
+                            <td>user@example.com</td>
+                            <td>2025-11-08</td>
+                            <td><span class="badge bg-success">Completed</span></td>
+                        </tr>
+                        <tr>
+                            <td>1023</td>
+                            <td>Antique Bookshelf</td>
+                            <td>Modern Sofa</td>
+                            <td>another@example.com</td>
+                            <td>2025-11-07</td>
+                            <td><span class="badge bg-success">Completed</span></td>
+                        </tr>
+                        <tr>
+                            <td>1022</td>
+                            <td>Smartphone X1</td>
+                            <td>Laptop Pro</td>
+                            <td>test@example.com</td>
+                            <td>2025-11-07</td>
+                            <td><span class="badge bg-warning text-dark">Pending</span></td>
+                        </tr>
+                        <tr>
+                            <td>1021</td>
+                            <td>Designer T-Shirt</td>
+                            <td>Used Textbooks</td>
+                            <td>newuser@example.com</td>
+                            <td>2025-11-06</td>
+                            <td><span class="badge bg-danger">Cancelled</span></td>
+                        </tr>
+                    </tbody>
+                </table>
+            </div>
+
+        </main>
+    </div>
+</div>
+
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
+<script src="assets/js/main.js?v=<?php echo time(); ?>"></script>
 </body>
-</html>
+</html>
\ No newline at end of file