77

accept-application.php

@@ -0,0 +1,67 @@
+<?php
+declare(strict_types=1);
+session_start();
+require_once 'db/config.php';
+
+if (!isset($_SESSION['user_id'])) {
+    header("Location: /login.php");
+    exit;
+}
+
+$application_id = isset($_GET['id']) ? (int)$_GET['id'] : 0;
+$user_id = $_SESSION['user_id'];
+
+if (!$application_id) {
+    header("Location: /index.php");
+    exit;
+}
+
+$pdo = db();
+
+// Begin a transaction
+$pdo->beginTransaction();
+
+try {
+    // Get application and task details, and ensure the current user owns the task
+    $stmt = $pdo->prepare(
+        "SELECT a.id as application_id, a.task_id, t.user_id as task_owner_id
+         FROM applications a
+         JOIN tasks t ON a.task_id = t.id
+         WHERE a.id = ? AND t.user_id = ?"
+    );
+    $stmt->execute([$application_id, $user_id]);
+    $application_info = $stmt->fetch(PDO::FETCH_ASSOC);
+
+    if (!$application_info) {
+        // If no result, either application doesn't exist or user doesn't own the task.
+        throw new Exception("Authorization failed or application not found.");
+    }
+
+    $task_id = $application_info['task_id'];
+
+    // 1. Update the accepted application's status to 'accepted'
+    $stmt = $pdo->prepare("UPDATE applications SET status = 'accepted' WHERE id = ?");
+    $stmt->execute([$application_id]);
+
+    // 2. Update the task's status to 'assigned'
+    $stmt = $pdo->prepare("UPDATE tasks SET status = 'assigned' WHERE id = ?");
+    $stmt->execute([$task_id]);
+
+    // 3. Reject all other pending applications for this task
+    $stmt = $pdo->prepare("UPDATE applications SET status = 'rejected' WHERE task_id = ? AND id != ? AND status = 'pending'");
+    $stmt->execute([$task_id, $application_id]);
+
+    // If all queries were successful, commit the transaction
+    $pdo->commit();
+
+    header("Location: /task-details.php?id=" . $task_id . "&message=application_accepted");
+    exit;
+
+} catch (Exception $e) {
+    // If any query fails, roll back the transaction
+    $pdo->rollBack();
+    error_log($e->getMessage());
+    // Redirect with a generic error. Avoid exposing specific DB errors.
+    header("Location: /task-details.php?id=" . ($task_id ?? 0) . "&message=acceptance_failed");
+    exit;
+}

apply.php

@@ -0,0 +1,47 @@
+<?php
+require_once __DIR__ . '/db/config.php';
+require_once __DIR__ . '/shared/header.php';
+
+if (!isset($_SESSION['user_id'])) {
+    header('Location: login.php');
+    exit();
+}
+
+if ($_SERVER['REQUEST_METHOD'] === 'POST') {
+    if (isset($_POST['task_id'])) {
+        $task_id = $_POST['task_id'];
+        $user_id = $_SESSION['user_id'];
+
+        // Check if user has already applied
+        $stmt = db()->prepare("SELECT id FROM applications WHERE task_id = ? AND user_id = ?");
+        $stmt->execute([$task_id, $user_id]);
+        if ($stmt->fetch()) {
+            // User has already applied
+            header('Location: index.php?message=already_applied');
+            exit();
+        }
+
+        // Check if user is the task owner
+        $stmt = db()->prepare("SELECT id FROM tasks WHERE id = ? AND user_id = ?");
+        $stmt->execute([$task_id, $user_id]);
+        if ($stmt->fetch()) {
+            // User is the task owner
+            header('Location: index.php?message=owner_cannot_apply');
+            exit();
+        }
+
+        try {
+            $stmt = db()->prepare("INSERT INTO applications (task_id, user_id) VALUES (?, ?)");
+            $stmt->execute([$task_id, $user_id]);
+            header('Location: index.php?message=applied_successfully');
+            exit();
+        } catch (PDOException $e) {
+            error_log($e->getMessage());
+            header('Location: index.php?message=application_failed');
+            exit();
+        }
+    }
+}
+
+// Redirect to index if accessed directly without POST
+header('Location: index.php');

assets/css/main.css

@@ -0,0 +1,410 @@
+@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;700&display=swap');
+
+/* General Body & Typography */
+body {
+    font-family: 'Be Vietnam Pro', sans-serif;
+    background-color: #f8f9fa;
+    color: #212529;
+    margin: 0;
+    line-height: 1.6;
+}
+
+.container {
+    max-width: 1200px;
+    margin: 0 auto;
+    padding: 2rem;
+}
+
+/* Header & Navigation */
+.header {
+    background-color: #ffffff;
+    padding: 1rem 2rem;
+    border-bottom: 1px solid #dee2e6;
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.04);
+    position: sticky;
+    top: 0;
+    z-index: 1000;
+}
+
+.logo {
+    font-size: 1.75rem;
+    font-weight: 700;
+    color: #0d6efd;
+    text-decoration: none;
+}
+
+.nav-buttons .btn {
+    margin-left: 1rem;
+}
+
+.welcome-message {
+    margin-right: 1rem;
+    color: #495057;
+    font-weight: 500;
+}
+
+/* Buttons */
+.btn {
+    padding: 0.75rem 1.5rem;
+    border-radius: 0.5rem;
+    text-decoration: none;
+    font-weight: 700;
+    font-size: 1rem;
+    transition: all 0.3s ease;
+    border: none;
+    cursor: pointer;
+    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
+}
+
+.btn-primary {
+    background: linear-gradient(45deg, #0d6efd, #0a58ca);
+    color: #ffffff;
+}
+
+.btn-primary:hover {
+    transform: translateY(-3px);
+    box-shadow: 0 6px 12px rgba(13, 110, 253, 0.25);
+}
+
+.btn-secondary {
+    background-color: #6c757d;
+    color: #fff;
+}
+
+.btn-secondary:hover {
+    background-color: #5a6268;
+}
+
+.btn-success {
+    background-color: #198754;
+    color: white;
+}
+
+.btn-danger {
+    background-color: #dc3545;
+color: white;
+}
+
+/* Forms */
+.form-container {
+    max-width: 500px;
+    margin: 2rem auto;
+    padding: 2.5rem;
+    background-color: #ffffff;
+    border-radius: 1rem;
+    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
+}
+
+.form-container h1 {
+    text-align: center;
+    margin-bottom: 2rem;
+    font-size: 2.25rem;
+    color: #0d6efd;
+}
+
+.form-group {
+    margin-bottom: 1.5rem;
+}
+
+.form-group label {
+    display: block;
+    margin-bottom: 0.5rem;
+    font-weight: 700;
+    color: #495057;
+}
+
+.form-group input, .form-group textarea {
+    width: 100%;
+    padding: 0.85rem;
+    border: 1px solid #ced4da;
+    border-radius: 0.5rem;
+    font-size: 1rem;
+    transition: border-color 0.2s ease, box-shadow 0.2s ease;
+}
+
+.form-group input:focus, .form-group textarea:focus {
+    outline: none;
+    border-color: #0d6efd;
+    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15);
+}
+
+/* Search Form */
+.search-form {
+    display: flex;
+    gap: 1rem;
+    margin: 2rem 0;
+    padding: 1.5rem;
+    background-color: #fff;
+    border-radius: 0.75rem;
+    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
+}
+
+.search-form input {
+    flex-grow: 1;
+    padding: 0.75rem;
+    border: 1px solid #ced4da;
+    border-radius: 0.5rem;
+}
+
+/* Task Cards */
+.task-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
+    gap: 1.75rem;
+}
+
+.task-card {
+    background-color: #ffffff;
+    border-radius: 1rem;
+    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
+    padding: 1.75rem;
+    transition: all 0.3s ease;
+    display: flex;
+    flex-direction: column;
+    border: 1px solid transparent;
+}
+
+.task-card:hover {
+    transform: translateY(-5px);
+    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
+    border-color: #0d6efd;
+}
+
+.task-card h3 {
+    margin-top: 0;
+    font-size: 1.35rem;
+    color: #0d6efd;
+}
+
+.task-meta {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-top: 1rem;
+    color: #6c757d;
+    font-size: 0.9rem;
+}
+
+.task-meta a {
+    color: #0d6efd;
+    text-decoration: none;
+    font-weight: 600;
+}
+
+.task-payout {
+    font-size: 1.75rem;
+    font-weight: 700;
+    color: #198754;
+    margin-top: auto;
+    padding-top: 1rem;
+}
+
+/* Page Headers */
+.page-header {
+    margin-bottom: 2rem;
+    border-bottom: 1px solid #dee2e6;
+    padding-bottom: 1rem;
+}
+
+.page-header h1 {
+    font-size: 2.75rem;
+    color: #0d6efd;
+}
+
+/* Alerts & Status Badges */
+.alert {
+    padding: 1rem;
+    margin-bottom: 1rem;
+    border-radius: 0.5rem;
+    border: 1px solid transparent;
+}
+
+.alert-success {
+    color: #0f5132;
+    background-color: #d1e7dd;
+    border-color: #badbcc;
+}
+
+.alert-warning {
+    color: #664d03;
+    background-color: #fff3cd;
+    border-color: #ffecb5;
+}
+
+.alert-danger {
+    color: #842029;
+    background-color: #f8d7da;
+    border-color: #f5c2c7;
+}
+
+.status-badge {
+    padding: 0.3em 0.7em;
+    font-size: 0.85em;
+    font-weight: 700;
+    border-radius: 0.5rem;
+    text-transform: capitalize;
+}
+
+.status-open {
+    background-color: #cfe2ff;
+    color: #052c65;
+}
+.status-pending {
+    background-color: #fff3cd;
+    color: #664d03;
+}
+.status-assigned, .status-accepted {
+    background-color: #d1e7dd;
+    color: #0f5132;
+}
+.status-rejected {
+    background-color: #f8d7da;
+    color: #842029;
+}
+
+/* Management & Profile Pages */
+.task-manage-card, .application-card, .applicant-card, .task-card-profile {
+    background-color: #fff;
+    border: 1px solid #dee2e6;
+    border-radius: 0.75rem;
+    padding: 1.5rem;
+    margin-bottom: 1rem;
+    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
+}
+
+.applicant-card {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+}
+
+.profile-page .page-header {
+    text-align: center;
+}
+
+.profile-section {
+    margin-top: 3rem;
+}
+
+.profile-section h2 {
+    font-size: 1.75rem;
+    margin-bottom: 1.5rem;
+    border-bottom: 2px solid #dee2e6;
+    padding-bottom: 0.5rem;
+    color: #0d6efd;
+}
+
+/* Footer */
+.footer {
+    text-align: center;
+    padding: 2rem;
+    margin-top: 2rem;
+    background-color: #e9ecef;
+    border-top: 1px solid #dee2e6;
+    color: #6c757d;
+}
+
+/* Manage Task Card Improvements */
+.task-manage-card {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    transition: background-color 0.3s;
+}
+
+.task-manage-card:hover {
+    background-color: #f8f9fa;
+}
+
+.task-info h2 {
+    margin-top: 0;
+    margin-bottom: 0.25rem;
+}
+
+.task-info h2 a {
+    text-decoration: none;
+    color: #0d6efd;
+}
+
+.task-info p {
+    margin-bottom: 0;
+    color: #6c757d;
+}
+
+.task-actions {
+    display: flex;
+    gap: 0.5rem;
+}
+
+.btn-sm {
+    padding: 0.25rem 0.75rem;
+    font-size: 0.875rem;
+    border-radius: 0.25rem;
+}
+
+.task-card h3 a {
+    text-decoration: none;
+    color: inherit;
+}
+
+/* Language Switcher */
+.lang-switcher {
+    margin-right: 1rem;
+}
+
+.lang-switcher a {
+    color: #6c757d;
+    text-decoration: none;
+    font-weight: 500;
+}
+
+.lang-switcher a.active {
+    color: #0d6efd;
+    font-weight: 700;
+}
+
+/* RTL Support */
+[dir="rtl"] {
+    text-align: right;
+}
+
+[dir="rtl"] .header {
+    flex-direction: row-reverse;
+}
+
+[dir="rtl"] .nav-buttons .btn {
+    margin-left: 0;
+    margin-right: 1rem;
+}
+
+[dir="rtl"] .lang-switcher {
+    margin-right: 0;
+    margin-left: 1rem;
+}
+
+[dir="rtl"] .task-meta {
+    flex-direction: row-reverse;
+}
+
+[dir="rtl"] .search-form {
+    flex-direction: row-reverse;
+}
+
+[dir="rtl"] .form-group label {
+    text-align: right;
+}
+
+[dir="rtl"] .task-manage-card {
+    flex-direction: row-reverse;
+}
+
+[dir="rtl"] .task-actions {
+    flex-direction: row-reverse;
+}
+
+[dir="rtl"] .applicant-card {
+    flex-direction: row-reverse;
+}

db/migrate.php

@@ -0,0 +1,40 @@
+<?php
+require_once __DIR__ . '/config.php';
+
+function run_migrations() {
+    $pdo = db();
+    $log_file = __DIR__ . '/migrations.log';
+    $migrations_dir = __DIR__ . '/migrations/';
+
+    if (!file_exists($log_file)) {
+        touch($log_file);
+    }
+
+    $executed_migrations = file($log_file, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
+    $all_migration_files = scandir($migrations_dir);
+
+    echo "Checking for new migrations...\n";
+
+    foreach ($all_migration_files as $file) {
+        if (pathinfo($file, PATHINFO_EXTENSION) === 'sql') {
+            if (!in_array($file, $executed_migrations)) {
+                echo "Executing migration: $file...\n";
+                $sql = file_get_contents($migrations_dir . $file);
+                try {
+                    $pdo->exec($sql);
+                    file_put_contents($log_file, $file . PHP_EOL, FILE_APPEND);
+                    echo "Migration $file executed successfully.\n";
+                } catch (PDOException $e) {
+                    echo "Error executing migration $file: " . $e->getMessage() . "\n";
+                    // Stop on error
+                    return;
+                }
+            }
+        }
+    }
+
+    echo "All migrations are up to date.\n";
+}
+
+run_migrations();
+

db/migrations.log

@@ -0,0 +1,4 @@
+001_create_users_table.sql
+002_create_tasks_table.sql
+003_create_applications_table.sql
+004_add_whatsapp_to_users.sql

db/migrations/001_create_users_table.sql

@@ -0,0 +1,9 @@
+-- Create the users table
+CREATE TABLE IF NOT EXISTS users (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    full_name VARCHAR(255) NOT NULL,
+    email VARCHAR(255) NOT NULL UNIQUE,
+    phone VARCHAR(50) NOT NULL,
+    password VARCHAR(255) NOT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);

db/migrations/002_create_tasks_table.sql

@@ -0,0 +1,11 @@
+CREATE TABLE IF NOT EXISTS tasks (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    user_id INT NOT NULL,
+    title VARCHAR(255) NOT NULL,
+    description TEXT NOT NULL,
+    category VARCHAR(100),
+    location VARCHAR(255),
+    payout DECIMAL(10, 2) NOT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (user_id) REFERENCES users(id)
+);

db/migrations/003_create_applications_table.sql

@@ -0,0 +1,9 @@
+CREATE TABLE IF NOT EXISTS applications (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    task_id INT NOT NULL,
+    user_id INT NOT NULL,
+    status VARCHAR(20) NOT NULL DEFAULT 'applied',
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (task_id) REFERENCES tasks(id) ON DELETE CASCADE,
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);

db/migrations/004_add_whatsapp_to_users.sql

@@ -0,0 +1 @@
+ALTER TABLE users ADD COLUMN whatsapp_number VARCHAR(255) DEFAULT NULL;

db/migrations/005_add_status_to_applications.sql

@@ -0,0 +1 @@
+ALTER TABLE applications ADD COLUMN status VARCHAR(50) NOT NULL DEFAULT 'pending';

delete-task.php

@@ -0,0 +1,50 @@
+<?php
+session_start();
+require_once 'db/config.php';
+
+if (!isset($_SESSION['user_id'])) {
+    header("Location: login.php");
+    exit();
+}
+
+if (!isset($_GET['id']) || !is_numeric($_GET['id'])) {
+    header("Location: manage-tasks.php?error=invalid_task_id");
+    exit();
+}
+
+$taskId = (int)$_GET['id'];
+$userId = $_SESSION['user_id'];
+
+try {
+    $pdo = db();
+
+    // First, verify the task belongs to the user
+    $stmt = $pdo->prepare('SELECT user_id FROM tasks WHERE id = :task_id');
+    $stmt->bindParam(':task_id', $taskId, PDO::PARAM_INT);
+    $stmt->execute();
+    $task = $stmt->fetch(PDO::FETCH_ASSOC);
+
+    if (!$task || $task['user_id'] != $userId) {
+        header("Location: manage-tasks.php?error=unauthorized");
+        exit();
+    }
+
+    // Delete applications for the task
+    $stmt = $pdo->prepare('DELETE FROM applications WHERE task_id = :task_id');
+    $stmt->bindParam(':task_id', $taskId, PDO::PARAM_INT);
+    $stmt->execute();
+
+    // Delete the task
+    $stmt = $pdo->prepare('DELETE FROM tasks WHERE id = :task_id');
+    $stmt->bindParam(':task_id', $taskId, PDO::PARAM_INT);
+    $stmt->execute();
+
+    header("Location: manage-tasks.php?success=task_deleted");
+    exit();
+
+} catch (PDOException $e) {
+    // Log the error and redirect
+    error_log("Delete task failed: " . $e->getMessage());
+    header("Location: manage-tasks.php?error=db_error");
+    exit();
+}

index.php

@@ -1,150 +1,180 @@
 <?php
-declare(strict_types=1);
+$pageTitle = 'Welcome to CashTask';
-@ini_set('display_errors', '1');
+require_once __DIR__ . '/shared/header.php';
-@error_reporting(E_ALL);
+require_once __DIR__ . '/db/config.php';
-@date_default_timezone_set('UTC');
 
-$phpVersion = PHP_VERSION;
+$message = $_GET['message'] ?? null;
-$now = date('Y-m-d H:i:s');
+$message_map = [
-?>
+    'already_applied' => [
-<!doctype html>
+        'text' => 'You have already applied for this task.',
-<html lang="en">
+        'type' => 'warning'
-<head>
+    ],
-  <meta charset="utf-8" />
+    'owner_cannot_apply' => [
-  <meta name="viewport" content="width=device-width, initial-scale=1" />
+        'text' => 'You cannot apply for your own task.',
-  <title>New Style</title>
+        'type' => 'warning'
-<?php
+    ],
-// Read project preview data from environment
+    'applied_successfully' => [
-$projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? '';
+        'text' => 'You have successfully applied for the task.',
-$projectImageUrl = $_SERVER['PROJECT_IMAGE_URL'] ?? '';
+        'type' => 'success'
-?>
+    ],
-<?php if ($projectDescription): ?>
+    'application_failed' => [
-  <!-- Meta description -->
+        'text' => 'There was an error submitting your application.',
-  <meta name="description" content='<?= htmlspecialchars($projectDescription) ?>' />
+        'type' => 'danger'
-  <!-- Open Graph meta tags -->
+    ]
-  <meta property="og:description" content="<?= htmlspecialchars($projectDescription) ?>" />
+];
-  <!-- Twitter meta tags -->
+
-  <meta property="twitter:description" content="<?= htmlspecialchars($projectDescription) ?>" />
+// Fetch tasks from the database
-<?php endif; ?>
+try {
-<?php if ($projectImageUrl): ?>
+    $search = $_GET['search'] ?? '';
-  <!-- Open Graph image -->
+    $category = $_GET['category'] ?? '';
-  <meta property="og:image" content="<?= htmlspecialchars($projectImageUrl) ?>" />
+    $location = $_GET['location'] ?? '';
-  <!-- Twitter image -->
+
-  <meta property="twitter:image" content="<?= htmlspecialchars($projectImageUrl) ?>" />
+    $sql = "SELECT t.*, u.id as user_id_poster, u.full_name as user_name FROM tasks t JOIN users u ON t.user_id = u.id WHERE t.status = 'open'";
-<?php endif; ?>
+    $params = [];
-  <link rel="preconnect" href="https://fonts.googleapis.com">
+
-  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    if (!empty($search)) {
-  <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap" rel="stylesheet">
+        $sql .= " AND (t.title LIKE :search OR t.description LIKE :search)";
-  <style>
+        $params[':search'] = '%' . $search . '%';
-    :root {
-      --bg-color-start: #6a11cb;
-      --bg-color-end: #2575fc;
-      --text-color: #ffffff;
-      --card-bg-color: rgba(255, 255, 255, 0.01);
-      --card-border-color: rgba(255, 255, 255, 0.1);
     }
-    body {
+
-      margin: 0;
+    if (!empty($category)) {
-      font-family: 'Inter', sans-serif;
+        $sql .= " AND t.category LIKE :category";
-      background: linear-gradient(45deg, var(--bg-color-start), var(--bg-color-end));
+        $params[':category'] = '%' . $category . '%';
-      color: var(--text-color);
+    }
+
+    if (!empty($location)) {
+        $sql .= " AND t.location LIKE :location";
+        $params[':location'] = '%' . $location . '%';
+    }
+
+    $sql .= " ORDER BY t.created_at DESC";
+
+    $stmt = db()->prepare($sql);
+    $stmt->execute($params);
+    $tasks = $stmt->fetchAll();
+} catch (PDOException $e) {
+    // Handle database error gracefully
+    error_log($e->getMessage());
+    $tasks = [];
+}
+
+?>
+
+<style>
+.alert {
+    padding: 1rem;
+    margin-bottom: 1rem;
+    border-radius: 0.25rem;
+}
+.alert-success {
+    color: #155724;
+    background-color: #d4edda;
+    border-color: #c3e6cb;
+}
+.alert-warning {
+    color: #856404;
+    background-color: #fff3cd;
+    border-color: #ffeeba;
+}
+.alert-danger {
+    color: #721c24;
+    background-color: #f8d7da;
+    border-color: #f5c6cb;
+}
+.search-form {
     display: flex;
-      justify-content: center;
+    gap: 1rem;
+    margin-bottom: 2rem;
+}
+.search-form input {
+    flex-grow: 1;
+    padding: 0.75rem;
+    border: 1px solid #ced4da;
+    border-radius: 0.25rem;
+}
+.task-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
+    gap: 1.5rem;
+}
+
+.task-card {
+    background-color: #ffffff;
+    border-radius: 0.75rem;
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
+    padding: 1.5rem;
+    transition: all 0.2s ease-in-out;
+}
+
+.task-card:hover {
+    transform: translateY(-4px);
+    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
+}
+
+.task-card h3 {
+    margin-top: 0;
+    font-size: 1.25rem;
+}
+
+.task-meta {
+    display: flex;
+    justify-content: space-between;
     align-items: center;
-      min-height: 100vh;
+    margin-top: 1rem;
-      text-align: center;
+    color: #6c757d;
-      overflow: hidden;
+}
-      position: relative;
+
-    }
+.task-payout {
-    body::before {
+    font-size: 1.5rem;
-      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;
+    color: #14b8a6;
-      letter-spacing: -1px;
+}
-    }
+</style>
-    p {
+
-      margin: 0.5rem 0;
+<?php if (isset($message_map[$message])): ?>
-      font-size: 1.1rem;
+    <div class="alert alert-<?= $message_map[$message]['type'] ?>">
-    }
+        <?= htmlspecialchars($message_map[$message]['text']) ?>
-    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>
-</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"><?= ($_SERVER['HTTP_HOST'] ?? '') === 'appwizzy.com' ? 'AppWizzy' : 'Flatlogic' ?> AI is collecting your requirements and applying the first changes.</p>
+<?php endif; ?>
-      <p class="hint">This page will update automatically as the plan is implemented.</p>
+
-      <p>Runtime: PHP <code><?= htmlspecialchars($phpVersion) ?></code> — UTC <code><?= htmlspecialchars($now) ?></code></p>
+<div class="hero-section" style="text-align: center; padding: 4rem 0;">
+        <h1 style="font-size: 3rem; font-weight: 700;"><?= __('hero_title') ?></h1>
+        <p style="font-size: 1.25rem; color: #6c757d; margin-bottom: 2rem;"><?= __('hero_subtitle') ?></p>
+        <a href="/signup.php" class="btn btn-primary"><?= __('post_task') ?></a>
     </div>
-  </main>
+
-  <footer>
+    <h2><?= __('available_tasks') ?></h2>
-    Page updated: <?= htmlspecialchars($now) ?> (UTC)
+
-  </footer>
+    <form action="index.php" method="GET" class="search-form">
-</body>
+        <input type="text" name="search" placeholder="<?= __('search_keywords') ?>" value="<?= htmlspecialchars($_GET['search'] ?? '') ?>">
-</html>
+        <input type="text" name="category" placeholder="<?= __('search_category') ?>" value="<?= htmlspecialchars($_GET['category'] ?? '') ?>">
+        <input type="text" name="location" placeholder="<?= __('search_location') ?>" value="<?= htmlspecialchars($_GET['location'] ?? '') ?>">
+        <button type="submit" class="btn"><?= __('search') ?></button>
+    </form>
+
+    <div class="task-grid">
+        <?php if (empty($tasks)): ?>
+            <p><?= __('no_tasks_found_criteria') ?></p>
+        <?php else: ?>
+            <?php foreach ($tasks as $task): ?>
+                <div class="task-card">
+                    <h3><a href="task-details.php?id=<?= $task['id'] ?>"><?= htmlspecialchars($task['title']) ?></a></h3>
+                    <div class="task-meta">
+                        <span><?= htmlspecialchars($task['category']) ?> &bull; <?= htmlspecialchars($task['location']) ?></span>
+                        <span><?= __('posted_by') ?>: <a href="profile.php?id=<?= $task['user_id_poster'] ?>"><strong><?= htmlspecialchars($task['user_name']) ?></strong></a></span>
+                    </div>
+                    <div class="task-payout">$<?= htmlspecialchars((string)$task['payout']) ?></div>
+                    <?php if (isset($_SESSION['user_id']) && $_SESSION['user_id'] != $task['user_id']): ?>
+                        <form action="apply.php" method="POST" style="margin-top: 1rem;">
+                            <input type="hidden" name="task_id" value="<?= $task['id'] ?>">
+                            <button type="submit" class="btn btn-primary"><?= __('apply') ?></button>
+                        </form>
+                    <?php endif; ?>
+                </div>
+            <?php endforeach; ?>
+        <?php endif; ?>
+    </div>
+
+<?php
+require_once __DIR__ . '/shared/footer.php';
+?>

lang/ar.php

@@ -0,0 +1,114 @@
+<?php
+$translations = [
+    'app_title' => 'سوق قائم على المهام',
+    'home' => 'الرئيسية',
+    'post_task' => 'انشر مهمة',
+    'manage_tasks' => 'إدارة مهامك',
+    'my_applications' => 'طلباتي',
+    'my_profile' => 'ملفي الشخصي',
+    'logout' => 'تسجيل الخروج',
+    'login' => 'تسجيل الدخول',
+    'signup' => 'إنشاء حساب',
+    'search_tasks' => 'ابحث عن مهام...',
+    'search' => 'بحث',
+    'task_title' => 'العنوان',
+    'task_description' => 'الوصف',
+    'task_budget' => 'الميزانية',
+    'posted_by' => 'نشر بواسطة',
+    'apply' => 'قدم الآن',
+    'task_details' => 'تفاصيل المهمة',
+    'all_tasks' => 'كل المهام',
+    'delete' => 'حذف',
+    'whatsapp_number' => 'رقم الواتساب',
+    'submit_application' => 'إرسال الطلب',
+    'application_submitted' => 'تم إرسال الطلب',
+    'accept' => 'قبول',
+    'accepted' => 'مقبول',
+    'rejected' => 'مرفوض',
+    'pending' => 'قيد الانتظار',
+    'view_details' => 'عرض التفاصيل',
+    'no_tasks' => 'لم يتم العثور على مهام.',
+    'no_applications' => 'لم يتقدم أحد لهذه المهمة بعد.',
+    'no_tasks_posted' => 'لم تقم بنشر أي مهام بعد.',
+    'no_applications_submitted' => 'لم تتقدم لأي مهام بعد.',
+    'english' => 'English',
+    'arabic' => 'العربية',
+    'hero_title' => 'أنجز أي شيء، اليوم.',
+    'hero_subtitle' => 'أفضل مكان للعثور على مساعدة سريعة لمهامك اليومية.',
+    'available_tasks' => 'المهام المتاحة',
+    'search_keywords' => 'كلمات مفتاحية...',
+    'search_category' => 'فئة...',
+    'search_location' => 'موقع...',
+    'no_tasks_found_criteria' => 'لم يتم العثور على مهام تطابق معايير البحث. حاول توسيع نطاق البحث!',
+    'login_title' => 'تسجيل الدخول',
+    'email_label' => 'البريد الإلكتروني',
+    'password_label' => 'كلمة المرور',
+    'login_button' => 'تسجيل الدخول',
+    'no_account_prompt' => 'ليس لديك حساب؟',
+    'signup_link' => 'إنشاء حساب',
+    'error_all_fields' => 'يرجى ملء جميع الحقول.',
+    'error_invalid_credentials' => 'البريد الإلكتروني أو كلمة المرور غير صالحة.',
+    'signup_title' => 'إنشاء حساب',
+    'full_name_label' => 'الاسم الكامل',
+    'email_address_label' => 'عنوان البريد الإلكتروني',
+    'phone_number_label' => 'رقم الهاتف',
+    'confirm_password_label' => 'تأكيد كلمة المرور',
+    'signup_button' => 'إنشاء حساب',
+    'error_full_name_required' => 'الاسم الكامل مطلوب.',
+    'error_email_required' => 'البريد الإلكتروني مطلوب.',
+    'error_invalid_email' => 'صيغة البريد الإلكتروني غير صالحة.',
+    'error_phone_required' => 'رقم الهاتف مطلوب.',
+    'error_password_required' => 'كلمة المرور مطلوبة.',
+    'error_passwords_no_match' => 'كلمات المرور غير متطابقة.',
+    'error_email_exists' => 'مستخدم بهذا البريد الإلكتروني موجود بالفعل.',
+    'error_database' => 'خطأ في قاعدة البيانات. يرجى المحاولة مرة أخرى في وقت لاحق.',
+    'profile_title' => 'ملف %s الشخصي',
+    'member_since' => 'عضو منذ: %s',
+    'whatsapp_updated_success' => 'تم تحديث رقم الواتساب الخاص بك بنجاح.',
+    'whatsapp_update_failed' => 'فشل تحديث رقم الواتساب.',
+    'my_contact_info' => 'معلومات الاتصال الخاصة بي',
+    'whatsapp_number_label' => 'رقم الواتساب',
+    'whatsapp_placeholder' => 'أدخل رقم الواتساب الخاص بك...',
+    'whatsapp_help_text' => 'سيتم مشاركة هذا فقط مع المستخدمين الذين تقبل طلباتهم.',
+    'save_button' => 'حفظ',
+    'posted_tasks' => 'المهام المنشورة',
+    'no_posted_tasks' => 'لم يقم %s بنشر أي مهام بعد.',
+    'completed_tasks' => 'المهام المكتملة',
+    'no_completed_tasks' => 'لم يكمل %s أي مهام بعد.',
+    'task_status' => 'الحالة',
+    'task_payout' => 'المكافأة',
+    'post_new_task_title' => 'انشر مهمة جديدة',
+    'task_title_label' => 'عنوان المهمة',
+    'description_label' => 'الوصف',
+    'category_label' => 'الفئة',
+    'location_label' => 'الموقع',
+    'payout_label' => 'المكافأة',
+    'post_task_button' => 'انشر المهمة',
+    'error_task_required_fields' => 'العنوان والوصف والمكافأة حقول مطلوبة.',
+    'manage_tasks_title' => 'إدارة مهامك',
+    'manage_tasks_description' => 'هذه هي المهام التي قمت بنشرها. انقر على مهمة لعرض وإدارة الطلبات.',
+    'no_posted_tasks_link' => 'لم تقم بنشر أي مهام بعد. <a href="post-task.php">انشر واحدة الآن!</a>',
+    'task_status_label' => 'الحالة',
+    'delete_task_confirm' => 'هل أنت متأكد أنك تريد حذف هذه المهمة؟',
+    'my_applications_title' => 'طلباتي',
+    'my_applications_description' => 'هذه هي المهام التي تقدمت إليها وحالتها الحالية.',
+    'no_applications_yet' => 'لم تتقدم لأي مهام بعد.',
+    'posted_by_label' => 'نشر بواسطة',
+    'task_details_title' => 'تفاصيل المهمة',
+    'budget_label' => 'الميزانية',
+    'posted_on_label' => 'نشر في',
+    'applicants_title' => 'المتقدمون',
+    'add_whatsapp_prompt' => 'يرجى <a href="/profile.php?id={$_SESSION['user_id']}">إضافة رقم WhatsApp الخاص بك</a> إلى ملفك الشخصي قبل قبول الطلبات.',
+    'no_applicants_yet' => 'لا يوجد متقدمون بعد.',
+    'accept_button' => 'قبول',
+    'my_application_title' => 'طلبي',
+    'application_accepted_message' => 'تهانينا! تم قبول طلبك.',
+    'contact_owner_whatsapp' => 'تواصل مع صاحب المهمة على WhatsApp: <strong>%s</strong>',
+    'application_status_label' => 'حالة طلبك هي',
+    'apply_now_button' => 'قدم الآن',
+    'manage_task_title' => 'إدارة المهمة',
+    'reject_button' => 'رفض',
+    'back_to_my_tasks' => 'العودة إلى كل مهامي',
+    'application_rejected_message' => 'تم رفض الطلب.',
+    'applicant_awarded' => 'تم منح هذا المتقدم المهمة.',
+];

lang/en.php

@@ -0,0 +1,114 @@
+<?php
+$translations = [
+    'app_title' => 'Task-Based Marketplace',
+    'home' => 'Home',
+    'post_task' => 'Post a Task',
+    'manage_tasks' => 'Manage Your Tasks',
+    'my_applications' => 'My Applications',
+    'my_profile' => 'My Profile',
+    'logout' => 'Logout',
+    'login' => 'Login',
+    'signup' => 'Sign Up',
+    'search_tasks' => 'Search for tasks...',
+    'search' => 'Search',
+    'task_title' => 'Title',
+    'task_description' => 'Description',
+    'task_budget' => 'Budget',
+    'posted_by' => 'Posted by',
+    'apply' => 'Apply',
+    'task_details' => 'Task Details',
+    'all_tasks' => 'All Tasks',
+    'delete' => 'Delete',
+    'whatsapp_number' => 'WhatsApp Number',
+    'submit_application' => 'Submit Application',
+    'application_submitted' => 'Application Submitted',
+    'accept' => 'Accept',
+    'accepted' => 'Accepted',
+    'rejected' => 'Rejected',
+    'pending' => 'Pending',
+    'view_details' => 'View Details',
+    'no_tasks' => 'No tasks found.',
+    'no_applications' => 'No one has applied to this task yet.',
+    'no_tasks_posted' => 'You have not posted any tasks yet.',
+    'no_applications_submitted' => 'You have not applied to any tasks yet.',
+    'english' => 'English',
+    'arabic' => 'Arabic',
+    'hero_title' => 'Get anything done, today.',
+    'hero_subtitle' => 'The best place to find quick help for your daily tasks.',
+    'available_tasks' => 'Available Tasks',
+    'search_keywords' => 'Keywords...',
+    'search_category' => 'Category...',
+    'search_location' => 'Location...',
+    'no_tasks_found_criteria' => 'No tasks found matching your criteria. Try broadening your search!',
+    'login_title' => 'Login',
+    'email_label' => 'Email',
+    'password_label' => 'Password',
+    'login_button' => 'Login',
+    'no_account_prompt' => "Don't have an account?",
+    'signup_link' => 'Sign up',
+    'error_all_fields' => 'Please fill in all fields.',
+    'error_invalid_credentials' => 'Invalid email or password.',
+    'signup_title' => 'Create an Account',
+    'full_name_label' => 'Full Name',
+    'email_address_label' => 'Email Address',
+    'phone_number_label' => 'Phone Number',
+    'confirm_password_label' => 'Confirm Password',
+    'signup_button' => 'Sign Up',
+    'error_full_name_required' => 'Full name is required.',
+    'error_email_required' => 'Email is required.',
+    'error_invalid_email' => 'Invalid email format.',
+    'error_phone_required' => 'Phone number is required.',
+    'error_password_required' => 'Password is required.',
+    'error_passwords_no_match' => 'Passwords do not match.',
+    'error_email_exists' => 'A user with this email already exists.',
+    'error_database' => 'Database error. Please try again later.',
+    'profile_title' => "%s's Profile",
+    'member_since' => 'Member Since: %s',
+    'whatsapp_updated_success' => 'Your WhatsApp number has been updated successfully.',
+    'whatsapp_update_failed' => 'Failed to update WhatsApp number.',
+    'my_contact_info' => 'My Contact Information',
+    'whatsapp_number_label' => 'WhatsApp Number',
+    'whatsapp_placeholder' => 'Enter your WhatsApp number...',
+    'whatsapp_help_text' => 'This will only be shared with users whose applications you accept.',
+    'save_button' => 'Save',
+    'posted_tasks' => 'Posted Tasks',
+    'no_posted_tasks' => '%s has not posted any tasks yet.',
+    'completed_tasks' => 'Completed Tasks',
+    'no_completed_tasks' => '%s has not completed any tasks yet.',
+    'task_status' => 'Status',
+    'task_payout' => 'Payout',
+    'post_new_task_title' => 'Post a New Task',
+    'task_title_label' => 'Task Title',
+    'description_label' => 'Description',
+    'category_label' => 'Category',
+    'location_label' => 'Location',
+    'payout_label' => 'Payout',
+    'post_task_button' => 'Post Task',
+    'error_task_required_fields' => 'Title, description, and payout are required.',
+    'manage_tasks_title' => 'Manage Your Tasks',
+    'manage_tasks_description' => "Here are the tasks you've posted. Click on a task to view and manage applications.",
+    'no_posted_tasks_link' => 'You have not posted any tasks yet. <a href="post-task.php">Post one now!</a>',
+    'task_status_label' => 'Status',
+    'delete_task_confirm' => 'Are you sure you want to delete this task?',
+    'my_applications_title' => 'My Applications',
+    'my_applications_description' => "Here are the tasks you've applied for and their current status.",
+    'no_applications_yet' => 'You have not applied for any tasks yet.',
+    'posted_by_label' => 'Posted by',
+    'task_details_title' => 'Task Details',
+    'budget_label' => 'Budget',
+    'posted_on_label' => 'Posted on',
+    'applicants_title' => 'Applicants',
+    'add_whatsapp_prompt' => 'Please <a href="/profile.php?id={$_SESSION['user_id']}">add your WhatsApp number</a> to your profile before accepting applications.',
+    'no_applicants_yet' => 'No applications yet.',
+    'accept_button' => 'Accept',
+    'my_application_title' => 'My Application',
+    'application_accepted_message' => 'Congratulations! Your application was accepted.',
+    'contact_owner_whatsapp' => 'Contact the task owner on WhatsApp: <strong>%s</strong>',
+    'application_status_label' => 'Your application status is',
+    'apply_now_button' => 'Apply Now',
+    'manage_task_title' => 'Manage Task',
+    'reject_button' => 'Reject',
+    'back_to_my_tasks' => 'Back to All My Tasks',
+    'application_rejected_message' => 'Application rejected.',
+    'applicant_awarded' => 'This applicant was awarded the task.',
+];

login.php

@@ -0,0 +1,56 @@
+<?php
+require_once 'shared/header.php';
+require_once 'db/config.php';
+
+$error = '';
+
+if ($_SERVER["REQUEST_METHOD"] == "POST") {
+    $email = $_POST['email'] ?? '';
+    $password = $_POST['password'] ?? '';
+
+    if (empty($email) || empty($password)) {
+        $error = 'error_all_fields';
+    } else {
+        try {
+            $pdo = db();
+            $stmt = $pdo->prepare("SELECT * FROM users WHERE email = ?");
+            $stmt->execute([$email]);
+            $user = $stmt->fetch();
+
+            if ($user && password_verify($password, $user['password'])) {
+                $_SESSION['user_id'] = $user['id'];
+                $_SESSION['user_name'] = $user['full_name'];
+                header("Location: index.php");
+                exit;
+            } else {
+                $error = 'error_invalid_credentials';
+            }
+        } catch (PDOException $e) {
+            $error = "Database error: " . $e->getMessage();
+        }
+    }
+}
+?>
+
+<div class="container">
+    <div class="card">
+        <h2><?= __('login_title') ?></h2>
+        <form action="login.php" method="post">
+            <?php if ($error): ?>
+                <div class="alert error"><?php echo htmlspecialchars(__($error)); ?></div>
+            <?php endif; ?>
+            <div class="form-group">
+                <label for="email"><?= __('email_label') ?></label>
+                <input type="email" id="email" name="email" required>
+            </div>
+            <div class="form-group">
+                <label for="password"><?= __('password_label') ?></label>
+                <input type="password" id="password" name="password" required>
+            </div>
+            <button type="submit" class="btn"><?= __('login_button') ?></button>
+        </form>
+        <p class="switch-form"><?= __('no_account_prompt') ?> <a href="signup.php"><?= __('signup_link') ?></a></p>
+    </div>
+</div>
+
+<?php require_once 'shared/footer.php'; ?>

logout.php

@@ -0,0 +1,6 @@
+<?php
+session_start();
+session_unset();
+session_destroy();
+header("Location: login.php");
+exit;

manage-task.php

@@ -0,0 +1,155 @@
+<?php
+session_start();
+require_once 'db/config.php';
+
+// Check if user is logged in
+if (!isset($_SESSION['user_id'])) {
+    header("Location: login.php");
+    exit();
+}
+
+$userId = $_SESSION['user_id'];
+$taskId = $_GET['id'] ?? null;
+$message = $_GET['message'] ?? '';
+$message_type = $_GET['type'] ?? 'info';
+
+if (!$taskId) {
+    header("Location: manage-tasks.php");
+    exit();
+}
+
+$pdo = db();
+
+// Verify task ownership
+try {
+    $stmt = $pdo->prepare('SELECT * FROM tasks WHERE id = :task_id AND user_id = :user_id');
+    $stmt->execute([':task_id' => $taskId, ':user_id' => $userId]);
+    $task = $stmt->fetch(PDO::FETCH_ASSOC);
+
+    if (!$task) {
+        // If the user does not own this task, redirect them
+        header("Location: manage-tasks.php?message=access_denied");
+        exit();
+    }
+} catch (PDOException $e) {
+    die("Database error: Could not verify task ownership.");
+}
+
+// Handle POST request to update application status
+if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['application_id']) && isset($_POST['action'])) {
+    $applicationId = $_POST['application_id'];
+    $action = $_POST['action'];
+
+    try {
+        $pdo->beginTransaction();
+
+        if ($action === 'accept') {
+            // 1. Set this application to 'accepted'
+            $stmt = $pdo->prepare('UPDATE applications SET status = 'accepted' WHERE id = :application_id AND task_id = :task_id');
+            $stmt->execute([':application_id' => $applicationId, ':task_id' => $taskId]);
+
+            // 2. Set the task status to 'assigned'
+            $stmt = $pdo->prepare('UPDATE tasks SET status = 'assigned' WHERE id = :task_id');
+            $stmt->execute([':task_id' => $taskId]);
+
+            // 3. Set all other pending applications for this task to 'rejected'
+            $stmt = $pdo->prepare('UPDATE applications SET status = 'rejected' WHERE task_id = :task_id AND id != :application_id AND status = 'pending'');
+            $stmt->execute([':task_id' => $taskId, ':application_id' => $applicationId]);
+            
+            $message = 'Application accepted! The task is now assigned.';
+            $message_type = 'success';
+
+        } elseif ($action === 'reject') {
+            // Just reject this single application
+            $stmt = $pdo->prepare('UPDATE applications SET status = 'rejected' WHERE id = :application_id AND task_id = :task_id');
+            $stmt->execute([':application_id' => $applicationId, ':task_id' => $taskId]);
+            $message = 'Application rejected.';
+            $message_type = 'info';
+        }
+
+        $pdo->commit();
+        header("Location: manage-task.php?id=$taskId&message=" . urlencode($message) . "&type=" . $message_type);
+        exit();
+
+    } catch (PDOException $e) {
+        $pdo->rollBack();
+        // Log error instead of dying in production
+        die("Database error: Could not update application status. " . $e->getMessage());
+    }
+}
+
+
+// Fetch all applications for this task
+try {
+    $stmt = $pdo->prepare(
+        'SELECT a.id, a.status, u.username, u.email 
+         FROM applications a 
+         JOIN users u ON a.user_id = u.id 
+         WHERE a.task_id = :task_id 
+         ORDER BY a.created_at DESC'
+    );
+    $stmt->execute([':task_id' => $taskId]);
+    $applications = $stmt->fetchAll(PDO::FETCH_ASSOC);
+} catch (PDOException $e) {
+    die("Database error: Could not retrieve applications.");
+}
+
+
+$pageTitle = "Manage Task: " . htmlspecialchars($task['title']);
+include 'shared/header.php';
+?>
+
+<div class="container">
+    <div class="page-header">
+        <h1>Manage Task</h1>
+        <h2><?php echo htmlspecialchars($task['title']); ?></h2>
+        <p>Posted on: <?php echo date('F j, Y', strtotime($task['created_at'])); ?></p>
+        <p class="task-status-manage">Status: <span class="status-badge status-<?php echo strtolower(htmlspecialchars($task['status'])); ?>"><?php echo htmlspecialchars($task['status']); ?></span></p>
+    </div>
+
+    <?php if ($message): ?>
+        <div class="alert alert-<?php echo htmlspecialchars($message_type); ?>"><?php echo htmlspecialchars($message); ?></div>
+    <?php endif; ?>
+
+    <div class="applicants-section">
+        <h3>Applicants</h3>
+        <?php if (empty($applications)): ?>
+            <div class="alert alert-info">There are no applicants for this task yet.</div>
+        <?php else: ?>
+            <div class="applicants-list">
+                <?php foreach ($applications as $app): ?>
+                    <div class="applicant-card">
+                        <div class="applicant-info">
+                            <strong><?php echo htmlspecialchars($app['username']); ?></strong>
+                            (<?php echo htmlspecialchars($app['email']); ?>)
+                        </div>
+                        <div class="applicant-status">
+                            Status: <span class="status-badge status-<?php echo strtolower(htmlspecialchars($app['status'])); ?>"><?php echo htmlspecialchars($app['status']); ?></span>
+                        </div>
+                        <?php if ($app['status'] === 'accepted'): ?>
+                            <div class="applicant-actions">
+                                <p class="text-success">This applicant was awarded the task.</p>
+                            </div>
+                        <?php elseif ($task['status'] === 'open' && $app['status'] === 'pending'): ?>
+                            <div class="applicant-actions">
+                                <form action="manage-task.php?id=<?php echo $taskId; ?>" method="POST" style="display: inline;">
+                                    <input type="hidden" name="application_id" value="<?php echo $app['id']; ?>">
+                                    <button type="submit" name="action" value="accept" class="btn btn-success">Accept</button>
+                                </form>
+                                <form action="manage-task.php?id=<?php echo $taskId; ?>" method="POST" style="display: inline;">
+                                    <input type="hidden" name="application_id" value="<?php echo $app['id']; ?>">
+                                    <button type="submit" name="action" value="reject" class="btn btn-danger">Reject</button>
+                                </form>
+                            </div>
+                        <?php endif; ?>
+                    </div>
+                <?php endforeach; ?>
+            </div>
+        <?php endif; ?>
+    </div>
+    <div class="back-link">
+        <a href="manage-tasks.php">Back to All My Tasks</a>
+    </div>
+</div>
+
+<?php include 'shared/footer.php'; ?>

manage-tasks.php

@@ -0,0 +1,59 @@
+<?php
+session_start();
+require_once 'db/config.php';
+
+if (!isset($_SESSION['user_id'])) {
+    header("Location: login.php");
+    exit();
+}
+
+$userId = $_SESSION['user_id'];
+
+try {
+    $pdo = db();
+    $stmt = $pdo->prepare(
+        'SELECT id, title, description, status, created_at 
+         FROM tasks 
+         WHERE user_id = :user_id 
+         ORDER BY created_at DESC'
+    );
+    $stmt->bindParam(':user_id', $userId, PDO::PARAM_INT);
+    $stmt->execute();
+    $tasks = $stmt->fetchAll(PDO::FETCH_ASSOC);
+} catch (PDOException $e) {
+    die("Database error: Could not retrieve your tasks.");
+}
+
+$pageTitle = __('manage_tasks_title');
+include 'shared/header.php';
+?>
+
+<div class="container">
+    <div class="page-header">
+        <h1><?= __('manage_tasks_title') ?></h1>
+        <p><?= __('manage_tasks_description') ?></p>
+    </div>
+
+    <?php if (empty($tasks)): ?>
+        <div class="alert alert-info"><?= __('no_posted_tasks_link') ?></div>
+    <?php else: ?>
+        <div class="tasks-list">
+            <?php foreach ($tasks as $task): ?>
+                <div class="task-manage-card">
+                    <div class="task-info">
+                        <h2><a href="manage-task.php?id=<?php echo $task['id']; ?>"><?php echo htmlspecialchars($task['title']); ?></a></h2>
+                        <p><?php echo htmlspecialchars(substr($task['description'], 0, 100)); ?>...</p>
+                    </div>
+                    <div class="task-status-manage">
+                        <?= __('task_status_label') ?>: <span class="status-badge status-<?php echo strtolower(htmlspecialchars($task['status'])); ?>"><?php echo htmlspecialchars($task['status']); ?></span>
+                    </div>
+                    <div class="task-actions">
+                        <a href="delete-task.php?id=<?php echo $task['id']; ?>" class="btn btn-danger btn-sm" onclick="return confirm('<?= __('delete_task_confirm') ?>');"><?= __('delete') ?></a>
+                    </div>
+                </div>
+            <?php endforeach; ?>
+        </div>
+    <?php endif; ?>
+</div>
+
+<?php include 'shared/footer.php'; ?>

my-applications.php

@@ -0,0 +1,58 @@
+<?php
+session_start();
+require_once 'db/config.php';
+
+if (!isset($_SESSION['user_id'])) {
+    header("Location: login.php");
+    exit();
+}
+
+$userId = $_SESSION['user_id'];
+
+try {
+    $pdo = db();
+    $stmt = $pdo->prepare(
+        'SELECT t.title, t.description, a.status, u.full_name AS poster_username 
+         FROM applications a 
+         JOIN tasks t ON a.task_id = t.id 
+         JOIN users u ON t.user_id = u.id 
+         WHERE a.user_id = :user_id 
+         ORDER BY a.created_at DESC'
+    );
+    $stmt->bindParam(':user_id', $userId, PDO::PARAM_INT);
+    $stmt->execute();
+    $applications = $stmt->fetchAll(PDO::FETCH_ASSOC);
+} catch (PDOException $e) {
+    // In a real application, you would log this error
+    die("Database error: Could not retrieve your applications.");
+}
+
+$pageTitle = __('my_applications_title');
+include 'shared/header.php';
+?>
+
+<div class="container">
+    <div class="page-header">
+        <h1><?= __('my_applications_title') ?></h1>
+        <p><?= __('my_applications_description') ?></p>
+    </div>
+
+    <?php if (empty($applications)): ?>
+        <div class="alert alert-info"><?= __('no_applications_yet') ?></div>
+    <?php else: ?>
+        <div class="applications-list">
+            <?php foreach ($applications as $app): ?>
+                <div class="application-card">
+                    <h2><?php echo htmlspecialchars($app['title']); ?></h2>
+                    <p class="task-poster"><?= __('posted_by_label') ?>: <strong><?php echo htmlspecialchars($app['poster_username']); ?></strong></p>
+                    <p><?php echo nl2br(htmlspecialchars($app['description'])); ?></p>
+                    <div class="application-status">
+                        <?= __('task_status_label') ?>: <span class="status-badge status-<?php echo strtolower(htmlspecialchars($app['status'])); ?>"><?php echo htmlspecialchars($app['status']); ?></span>
+                    </div>
+                </div>
+            <?php endforeach; ?>
+        </div>
+    <?php endif; ?>
+</div>
+
+<?php include 'shared/footer.php'; ?>

post-task.php

@@ -0,0 +1,65 @@
+<?php
+require_once 'db/config.php';
+require_once 'shared/header.php';
+
+// Redirect if not logged in
+if (!isset($_SESSION['user_id'])) {
+    header('Location: login.php');
+    exit();
+}
+
+$error = '';
+if ($_SERVER['REQUEST_METHOD'] === 'POST') {
+    $title = $_POST['title'] ?? '';
+    $description = $_POST['description'] ?? '';
+    $category = $_POST['category'] ?? '';
+    $location = $_POST['location'] ?? '';
+    $payout = $_POST['payout'] ?? '';
+    $user_id = $_SESSION['user_id'];
+
+    if (empty($title) || empty($description) || empty($payout)) {
+        $error = 'error_task_required_fields';
+    } else {
+        try {
+            $stmt = db()->prepare("INSERT INTO tasks (user_id, title, description, category, location, payout) VALUES (?, ?, ?, ?, ?, ?)");
+            $stmt->execute([$user_id, $title, $description, $category, $location, $payout]);
+            header('Location: index.php');
+            exit();
+        } catch (PDOException $e) {
+            $error = "Database error: " . $e->getMessage();
+        }
+    }
+}
+?>
+
+<div class="container">
+    <h1 class="text-center mt-5"><?= __('post_new_task_title') ?></h1>
+    <form action="post-task.php" method="POST" class="mt-4 p-4 border rounded bg-light">
+        <?php if ($error): ?>
+            <div class="alert alert-danger"><?= __($error) ?></div>
+        <?php endif; ?>
+        <div class="mb-3">
+            <label for="title" class="form-label"><?= __('task_title_label') ?></label>
+            <input type="text" class="form-control" id="title" name="title" required>
+        </div>
+        <div class="mb-3">
+            <label for="description" class="form-label"><?= __('description_label') ?></label>
+            <textarea class="form-control" id="description" name="description" rows="3" required></textarea>
+        </div>
+        <div class="mb-3">
+            <label for="category" class="form-label"><?= __('category_label') ?></label>
+            <input type="text" class="form-control" id="category" name="category">
+        </div>
+        <div class="mb-3">
+            <label for="location" class="form-label"><?= __('location_label') ?></label>
+            <input type="text" class="form-control" id="location" name="location">
+        </div>
+        <div class="mb-3">
+            <label for="payout" class="form-label"><?= __('payout_label') ?></label>
+            <input type="number" class="form-control" id="payout" name="payout" step="0.01" required>
+        </div>
+        <button type="submit" class="btn btn-primary"><?= __('post_task_button') ?></button>
+    </form>
+</div>
+
+<?php require_once 'shared/footer.php'; ?>

profile.php

@@ -0,0 +1,139 @@
+<?php
+session_start();
+require_once 'db/config.php';
+
+$profileId = $_GET['id'] ?? null;
+
+if (!$profileId) {
+    header("Location: index.php");
+    exit();
+}
+
+$pdo = db();
+
+// Handle WhatsApp number update
+if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_SESSION['user_id']) && $_SESSION['user_id'] == $profileId) {
+    $whatsapp_number = $_POST['whatsapp_number'] ?? '';
+    try {
+        $stmt = $pdo->prepare('UPDATE users SET whatsapp_number = :whatsapp_number WHERE id = :id');
+        $stmt->execute([':whatsapp_number' => $whatsapp_number, ':id' => $profileId]);
+        header("Location: profile.php?id=$profileId&message=whatsapp_updated");
+        exit();
+    } catch (PDOException $e) {
+        $update_error = "whatsapp_update_failed";
+    }
+}
+
+
+// Fetch user information
+try {
+    $stmt = $pdo->prepare('SELECT id, full_name, email, created_at, whatsapp_number FROM users WHERE id = :id');
+    $stmt->execute([':id' => $profileId]);
+    $profileUser = $stmt->fetch(PDO::FETCH_ASSOC);
+} catch (PDOException $e) {
+    die("Database error: Could not retrieve user profile.");
+}
+
+if (!$profileUser) {
+    // Handle user not found
+    header("Location: index.php?message=user_not_found");
+    exit();
+}
+
+// Fetch tasks posted by the user
+try {
+    $stmt = $pdo->prepare('SELECT * FROM tasks WHERE user_id = :user_id ORDER BY created_at DESC');
+    $stmt->execute([':user_id' => $profileId]);
+    $postedTasks = $stmt->fetchAll(PDO::FETCH_ASSOC);
+} catch (PDOException $e) {
+    die("Database error: Could not retrieve posted tasks.");
+}
+
+// Fetch tasks the user has completed (i.e., their application was accepted)
+try {
+    $stmt = $pdo->prepare(
+        'SELECT t.* FROM tasks t JOIN applications a ON t.id = a.task_id WHERE a.user_id = :user_id AND a.status = \'accepted\' ORDER BY t.created_at DESC'
+    );
+    $stmt->execute([':user_id' => $profileId]);
+    $completedTasks = $stmt->fetchAll(PDO::FETCH_ASSOC);
+} catch (PDOException $e) {
+    die("Database error: Could not retrieve completed tasks.");
+}
+
+$pageTitle = sprintf(__('profile_title'), htmlspecialchars($profileUser['full_name']));
+include 'shared/header.php';
+?>
+
+<div class="container profile-page">
+    <div class="page-header">
+        <h1><?php echo htmlspecialchars($profileUser['full_name']); ?></h1>
+        <p><strong><?= sprintf(__('member_since'), date('F j, Y', strtotime($profileUser['created_at']))) ?></strong></p>
+    </div>
+
+    <?php if (isset($_GET['message']) && $_GET['message'] === 'whatsapp_updated'): ?>
+        <div class="alert alert-success"><?= __('whatsapp_updated_success') ?></div>
+    <?php endif; ?>
+    <?php if (isset($update_error)): ?>
+        <div class="alert alert-danger"><?= htmlspecialchars(__($update_error)) ?></div>
+    <?php endif; ?>
+
+
+    <?php if (isset($_SESSION['user_id']) && $_SESSION['user_id'] == $profileUser['id']): ?>
+    <div class="card mb-4" style="margin-bottom: 2rem; background-color: #fff; border: 1px solid #dee2e6; border-radius: 0.75rem; padding: 1.5rem; box-shadow: 0 2px 4px rgba(0,0,0,0.05);">
+        <div class="card-body">
+            <h2 class="card-title" style="font-size: 1.75rem; margin-bottom: 1.5rem; border-bottom: 2px solid #dee2e6; padding-bottom: 0.5rem; color: #0d6efd;"><?= __('my_contact_info') ?></h2>
+            <form action="profile.php?id=<?= $profileUser['id'] ?>" method="POST">
+                <div class="form-group">
+                    <label for="whatsapp_number"><?= __('whatsapp_number_label') ?></label>
+                    <input type="text" class="form-control" id="whatsapp_number" name="whatsapp_number" value="<?= htmlspecialchars($profileUser['whatsapp_number'] ?? '') ?>" placeholder="<?= __('whatsapp_placeholder') ?>">
+                    <small class="form-text text-muted"><?= __('whatsapp_help_text') ?></small>
+                </div>
+                <button type="submit" class="btn btn-primary" style="margin-top: 1rem;"><?= __('save_button') ?></button>
+            </form>
+        </div>
+    </div>
+    <?php endif; ?>
+
+
+    <div class="profile-section">
+        <h2><?= __('posted_tasks') ?></h2>
+        <?php if (empty($postedTasks)): ?>
+            <p><?= sprintf(__('no_posted_tasks'), htmlspecialchars($profileUser['full_name'])) ?></p>
+        <?php else: ?>
+            <div class="task-list">
+                <?php foreach ($postedTasks as $task):
+                    // Check if task status is not null before using it in strtolower
+                    $taskStatus = $task['status'] ?? 'unknown';
+                ?>
+                    <div class="task-card-profile">
+                        <h4><a href="task-details.php?id=<?php echo $task['id']; ?>"><?php echo htmlspecialchars($task['title']); ?></a></h4>
+                        <p><strong><?= __('task_status') ?>:</strong> <span class="status-badge status-<?php echo strtolower(htmlspecialchars($taskStatus)); ?>"><?php echo htmlspecialchars($taskStatus); ?></span></p>
+                        <p><strong><?= __('task_payout') ?>:</strong> $<?php echo htmlspecialchars($task['payout']); ?></p>
+                    </div>
+                <?php endforeach; ?>
+            </div>
+        <?php endif; ?>
+    </div>
+
+    <div class="profile-section">
+        <h2><?= __('completed_tasks') ?></h2>
+        <?php if (empty($completedTasks)): ?>
+            <p><?= sprintf(__('no_completed_tasks'), htmlspecialchars($profileUser['full_name'])) ?></p>
+        <?php else: ?>
+            <div class="task-list">
+                <?php foreach ($completedTasks as $task):
+                    // Check if task status is not null before using it in strtolower
+                    $taskStatus = $task['status'] ?? 'unknown';
+                ?>
+                    <div class="task-card-profile">
+                        <h4><?php echo htmlspecialchars($task['title']); ?></h4>
+                        <p><strong><?= __('task_status') ?>:</strong> <span class="status-badge status-<?php echo strtolower(htmlspecialchars($taskStatus)); ?>"><?php echo htmlspecialchars($taskStatus); ?></span></p>
+                        <p><strong><?= __('task_payout') ?>:</strong> $<?php echo htmlspecialchars($task['payout']); ?></p>
+                    </div>
+                <?php endforeach; ?>
+            </div>
+        <?php endif; ?>
+    </div>
+</div>
+
+<?php include 'shared/footer.php'; ?>

shared/footer.php

@@ -0,0 +1,6 @@
+  </main>
+  <footer class="footer">
+    <p>&copy; <?= date('Y') ?> CashTask. All rights reserved.</p>
+  </footer>
+</body>
+</html>

shared/header.php

@@ -0,0 +1,60 @@
+<?php
+declare(strict_types=1);
+ini_set('display_errors', '1');
+error_reporting(E_ALL);
+
+require_once __DIR__ . '/i18n.php';
+
+// Read project preview data from environment
+$projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? '';
+$projectImageUrl = $_SERVER['PROJECT_IMAGE_URL'] ?? '';
+?>
+<!doctype html>
+<html lang="<?= get_lang() ?>" dir="<?= get_dir() ?>">
+<head>
+  <meta charset="utf-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1" />
+  <title><?= htmlspecialchars($pageTitle ?? __('app_title')) ?></title>
+  
+  <?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($projectImageUrl) ?>" />
+  <?php endif; ?>
+
+  <link rel="preconnect" href="https://fonts.googleapis.com">
+  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+  <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap" rel="stylesheet">
+  <link rel="stylesheet" href="/assets/css/main.css?v=<?= time() ?>">
+</head>
+<body>
+  <header class="header">
+    <a href="/" class="logo"><?= __('app_title') ?></a>
+    <div class="nav-buttons">
+        <div class="lang-switcher">
+            <a href="?lang=en" class="<?= get_lang() === 'en' ? 'active' : '' ?>"><?= __('english') ?></a>
+            |
+            <a href="?lang=ar" class="<?= get_lang() === 'ar' ? 'active' : '' ?>"><?= __('arabic') ?></a>
+        </div>
+        <?php if (isset($_SESSION['user_id'])): ?>
+            <a href="/profile.php?id=<?php echo $_SESSION['user_id']; ?>" class="btn btn-secondary"><?= __('my_profile') ?></a>
+            <a href="/my-applications.php" class="btn btn-secondary"><?= __('my_applications') ?></a>
+            <a href="/manage-tasks.php" class="btn btn-secondary"><?= __('manage_tasks') ?></a>
+            <a href="/post-task.php" class="btn btn-primary"><?= __('post_task') ?></a>
+            <a href="/logout.php" class="btn btn-secondary"><?= __('logout') ?></a>
+        <?php else: ?>
+            <a href="/login.php" class="btn btn-secondary"><?= __('login') ?></a>
+            <a href="/signup.php" class="btn btn-primary"><?= __('signup') ?></a>
+        <?php endif; ?>
+    </div>
+</header>
+  <main class="container">

shared/i18n.php

@@ -0,0 +1,41 @@
+<?php
+// Start session if not already started
+if (session_status() === PHP_SESSION_NONE) {
+    session_start();
+}
+
+// Determine language
+$supported_langs = ['en', 'ar'];
+$default_lang = 'en';
+$lang = $default_lang;
+
+if (isset($_GET['lang']) && in_array($_GET['lang'], $supported_langs)) {
+    $_SESSION['lang'] = $_GET['lang'];
+    $lang = $_GET['lang'];
+} elseif (isset($_SESSION['lang'])) {
+    $lang = $_SESSION['lang'];
+}
+
+// Load translations
+$translations = [];
+$lang_file = __DIR__ . '/../lang/' . $lang . '.php';
+if (file_exists($lang_file)) {
+    require $lang_file;
+}
+
+// Translation function
+function __($key) {
+    global $translations;
+    return $translations[$key] ?? $key;
+}
+
+// Get current language
+function get_lang() {
+    global $lang;
+    return $lang;
+}
+
+// Get page direction
+function get_dir() {
+    return (get_lang() === 'ar') ? 'rtl' : 'ltr';
+}

signup.php

@@ -0,0 +1,107 @@
+<?php
+require_once __DIR__ . '/shared/header.php';
+require_once __DIR__ . '/db/config.php';
+
+$errors = [];
+$full_name = '';
+$email = '';
+$phone = '';
+
+if ($_SERVER["REQUEST_METHOD"] == "POST") {
+    $full_name = trim($_POST['full_name']);
+    $email = trim($_POST['email']);
+    $phone = trim($_POST['phone']);
+    $password = $_POST['password'];
+    $confirm_password = $_POST['confirm_password'];
+
+    if (empty($full_name)) {
+        $errors[] = 'error_full_name_required';
+    }
+
+    if (empty($email)) {
+        $errors[] = 'error_email_required';
+    } elseif (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
+        $errors[] = 'error_invalid_email';
+    }
+
+    if (empty($phone)) {
+        $errors[] = 'error_phone_required';
+    }
+
+    if (empty($password)) {
+        $errors[] = 'error_password_required';
+    }
+
+    if ($password !== $confirm_password) {
+        $errors[] = 'error_passwords_no_match';
+    }
+
+    if (empty($errors)) {
+        try {
+            $pdo = db();
+            
+            $stmt = $pdo->prepare("SELECT * FROM users WHERE email = ?");
+            $stmt->execute([$email]);
+            $existing_user = $stmt->fetch();
+
+            if ($existing_user) {
+                $errors[] = 'error_email_exists';
+            } else {
+                $hashed_password = password_hash($password, PASSWORD_DEFAULT);
+
+                $stmt = $pdo->prepare("INSERT INTO users (full_name, email, phone, password) VALUES (?, ?, ?, ?)");
+                $stmt->execute([$full_name, $email, $phone, $hashed_password]);
+
+                header("Location: login.php?registration=success");
+                exit;
+            }
+        } catch (PDOException $e) {
+            $errors[] = "error_database";
+        }
+    }
+}
+
+$pageTitle = __('signup_title');
+?>
+
+<div class="form-container">
+    <h1><?= __('signup_title') ?></h1>
+
+    <?php if (!empty($errors)): ?>
+        <div class="errors">
+            <?php foreach ($errors as $error): ?>
+                <p><?php echo htmlspecialchars(__($error)); ?></p>
+            <?php endforeach; ?>
+        </div>
+    <?php endif; ?>
+
+    <form action="signup.php" method="post">
+        <div class="form-group">
+            <label for="full_name"><?= __('full_name_label') ?></label>
+            <input type="text" id="full_name" name="full_name" required value="<?php echo htmlspecialchars($full_name); ?>">
+        </div>
+        <div class="form-group">
+            <label for="email"><?= __('email_address_label') ?></label>
+            <input type="email" id="email" name="email" required value="<?php echo htmlspecialchars($email); ?>">
+        </div>
+        <div class="form-group">
+            <label for="phone"><?= __('phone_number_label') ?></label>
+            <input type="tel" id="phone" name="phone" required value="<?php echo htmlspecialchars($phone); ?>">
+        </div>
+        <div class="form-group">
+            <label for="password"><?= __('password_label') ?></label>
+            <input type="password" id="password" name="password" required>
+        </div>
+        <div class="form-group">
+            <label for="confirm_password"><?= __('confirm_password_label') ?></label>
+            <input type="password" id="confirm_password" name="confirm_password" required>
+        </div>
+        <div class="form-group">
+            <button type="submit" class="btn btn-primary" style="width: 100%;"><?= __('signup_button') ?></button>
+        </div>
+    </form>
+</div>
+
+<?php
+require_once __DIR__ . '/shared/footer.php';
+?>

task-details.php

@@ -0,0 +1,118 @@
+<?php
+declare(strict_types=1);
+session_start();
+require_once 'db/config.php';
+
+$pdo = db();
+
+$task_id = isset($_GET['id']) ? (int)$_GET['id'] : 0;
+
+if (!$task_id) {
+    header("Location: index.php");
+    exit;
+}
+
+// Fetch task details along with owner's full name and whatsapp number
+$stmt = $pdo->prepare("SELECT t.*, u.full_name, u.whatsapp_number FROM tasks t JOIN users u ON t.user_id = u.id WHERE t.id = ?");
+$stmt->execute([$task_id]);
+$task = $stmt->fetch(PDO::FETCH_ASSOC);
+
+if (!$task) {
+    header("Location: index.php");
+    exit;
+}
+
+$is_owner = isset($_SESSION['user_id']) && $_SESSION['user_id'] == $task['user_id'];
+
+$applications = [];
+if ($is_owner) {
+    $stmt = $pdo->prepare("SELECT a.*, u.full_name FROM applications a JOIN users u ON a.user_id = u.id WHERE a.task_id = ? ORDER BY a.created_at DESC");
+    $stmt->execute([$task_id]);
+    $applications = $stmt->fetchAll(PDO::FETCH_ASSOC);
+}
+
+$user_application = null;
+if (isset($_SESSION['user_id']) && !$is_owner) {
+    $stmt = $pdo->prepare("SELECT * FROM applications WHERE task_id = ? AND user_id = ?");
+    $stmt->execute([$task_id, $_SESSION['user_id']]);
+    $user_application = $stmt->fetch(PDO::FETCH_ASSOC);
+}
+
+$pageTitle = __('task_details_title');
+require_once 'shared/header.php';
+?>
+
+<div class="container mt-5">
+    <div class="card mb-4">
+        <div class="card-header bg-primary text-white">
+            <h1 class="card-title h3"><?php echo htmlspecialchars($task['title']); ?></h1>
+        </div>
+        <div class="card-body">
+            <p><strong><?= __('posted_by_label') ?>:</strong> <a href="profile.php?id=<?php echo $task['user_id']; ?>"><?php echo htmlspecialchars($task['full_name']); ?></a></p>
+            <p><strong><?= __('budget_label') ?>:</strong> $<?php echo htmlspecialchars(number_format((float)$task['budget'], 2)); ?></p>
+            <hr>
+            <p class="card-text"><?php echo nl2br(htmlspecialchars($task['description'])); ?></p>
+        </div>
+        <div class="card-footer text-muted">
+            <?= __('posted_on_label') ?>: <?php echo date('F j, Y, g:i a', strtotime($task['created_at'])); ?>
+        </div>
+    </div>
+
+    <?php if ($is_owner): ?>
+        <div class="card">
+            <div class="card-header">
+                <h3><?= __('applicants_title') ?></h3>
+            </div>
+            <div class="card-body">
+                <?php if (empty($task['whatsapp_number'])): ?>
+                    <div class="alert alert-warning"><?= __('add_whatsapp_prompt') ?></div>
+                <?php endif; ?>
+
+                <?php if (empty($applications)): ?>
+                    <p><?= __('no_applicants_yet') ?></p>
+                <?php else: ?>
+                    <ul class="list-group">
+                        <?php foreach ($applications as $application): ?>
+                            <li class="list-group-item d-flex justify-content-between align-items-center">
+                                <div>
+                                    <a href="/profile.php?id=<?= $application['user_id'] ?>"><?= htmlspecialchars($application['full_name']) ?></a>
+                                    <span class="badge status-<?= htmlspecialchars($application['status']) ?>"><?= htmlspecialchars($application['status']) ?></span>
+                                </div>
+                                <?php if ($application['status'] === 'pending' && !empty($task['whatsapp_number'])): ?>
+                                    <a href="accept-application.php?id=<?= $application['id'] ?>" class="btn btn-success btn-sm"><?= __('accept_button') ?></a>
+                                <?php endif; ?>
+                            </li>
+                        <?php endforeach; ?>
+                    </ul>
+                <?php endif; ?>
+            </div>
+        </div>
+    <?php elseif (isset($_SESSION['user_id'])): ?>
+        <div class="card">
+            <div class="card-header">
+                <h3><?= __('my_application_title') ?></h3>
+            </div>
+            <div class="card-body">
+                <?php if ($user_application): ?>
+                    <?php if ($user_application['status'] === 'accepted'): ?>
+                        <div class="alert alert-success">
+                            <h4><?= __('application_accepted_message') ?></h4>
+                            <p><?= sprintf(__('contact_owner_whatsapp'), htmlspecialchars($task['whatsapp_number'])) ?></p>
+                        </div>
+                    <?php else: ?>
+                        <p><?= __('application_status_label') ?>: <span class="badge status-<?= htmlspecialchars($user_application['status']) ?>"><?= htmlspecialchars($user_application['status']) ?></span></p>
+                    <?php endif; ?>
+                <?php else: ?>
+                    <form action="apply.php" method="POST">
+                        <input type="hidden" name="task_id" value="<?= $task['id'] ?>">
+                        <button type="submit" class="btn btn-primary"><?= __('apply_now_button') ?></button>
+                    </form>
+                <?php endif; ?>
+            </div>
+        </div>
+    <?php endif; ?>
+</div>
+
+<?php
+require_once 'shared/footer.php';
+?>