Path : /home/vishqocm/pcib.in/admin/includes/
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Current File : /home/vishqocm//pcib.in/admin/includes/header.php

<?php
// Include database configuration
require_once __DIR__ . "/../database/db_config.php";

function formatUrl($url) {
    // Check if URL starts with http:// or https://
    if (stripos($url, 'http://') === 0 || stripos($url, 'https://') === 0) {
        // URL is already absolute, use as is
        return $url;
    } else {
        // URL is relative, prepend "../"
        return "../" . $url;
    }
}

// Make sure we have a database connection
if (!isset($conn) || !($conn instanceof mysqli)) {
    // Attempt to reconnect or initialize connection
    require_once __DIR__ . "/../database/db_config.php";
}
// Start session if not already started
if (session_status() === PHP_SESSION_NONE) {
    session_start();
}

// Check if user has admin privileges (handled via helper function)
require_admin_privileges('login.php');

// Get current page for highlighting active menu item
$current_page = basename($_SERVER['PHP_SELF']);
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Admin Dashboard - Popular Computer Institute</title>
    <!-- Bootstrap 5 CSS -->
    <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet">
    <!-- Font Awesome -->
    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
    <!-- Google Fonts -->
    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap" rel="stylesheet">
    <!-- Animate.css -->
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/4.1.1/animate.min.css">
    <!-- ApexCharts -->
    <script src="https://cdn.jsdelivr.net/npm/apexcharts"></script>
    <!-- Additional JS for slider management -->
    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-sortable/0.9.13/jquery-sortable-min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-colorpicker/3.4.0/js/bootstrap-colorpicker.min.js"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-colorpicker/3.4.0/css/bootstrap-colorpicker.min.css">
    <script src="https://cdn.jsdelivr.net/npm/bs-custom-file-input/dist/bs-custom-file-input.min.js"></script>
    <!-- Custom Admin CSS -->
    <link rel="stylesheet" href="../assets/css/admin.css">
    <style>
        :root {
            --primary-color: #4e73df;
            --primary-dark: #224abe;
            --secondary-color: #6c757d;
            --success-color: #1cc88a;
            --info-color: #36b9cc;
            --warning-color: #f6c23e;
            --danger-color: #e74a3b;
            --light-color: #f8f9fc;
            --dark-color: #5a5c69;
            --transition-speed: 0.3s;
            
            /* RGB values for transparency effects */
            --primary-rgb: 78, 115, 223;
            --secondary-rgb: 108, 117, 125;
            --success-rgb: 28, 200, 138;
            --info-rgb: 54, 185, 204;
            --warning-rgb: 246, 194, 62;
            --danger-rgb: 231, 74, 59;
            --light-rgb: 248, 249, 252;
            --dark-rgb: 90, 92, 105;
        }
        
        body {
            background-color: var(--light-color);
            font-family: 'Poppins', sans-serif;
            overflow-x: hidden;
        }
        
        /* Sidebar Styles */
        .sidebar {
            /* min-height: 100vh; */
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
            color: white;
            transition: all var(--transition-speed);
            position: fixed;
            margin: 10px 10px;
            left: 0;
            top: 0;
            border-radius: 15px;
            width: 300px;
            z-index: 1000;
            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
            display: flex;
            flex-direction: column;
            overflow: hidden;
            max-height: 100vh;
        }
        
        .sidebar-header {
            padding: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        
        .sidebar-header .logo-img {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            object-fit: cover;
            transition: all var(--transition-speed);
        }
        
        .sidebar-header .logo-text {
            font-weight: 600;
            font-size: 18px;
            transition: all 0.2s;
        }
        
        .sidebar.collapsed .sidebar-header {
            justify-content: center;
        }
        
        .sidebar.collapsed .sidebar-header .logo-text {
            display: none;
        }
        
        .sidebar.collapsed .sidebar-header .logo-img {
            width: 40px;
            height: 40px;
        }
        
        .sidebar-nav {
            overflow-y: auto;
            overflow-x: hidden;
            max-height: calc(100vh - 80px);
            padding-top: 10px;
            scrollbar-width: thin;
            scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
        }
        
        /* Custom scrollbar for sidebar navigation */
        .sidebar-nav::-webkit-scrollbar {
            width: 2px;
        }
        
        .sidebar-nav::-webkit-scrollbar-track {
            background: transparent;
        }
        
        .sidebar-nav::-webkit-scrollbar-thumb {
            background-color: rgba(255, 255, 255, 0.2);
            border-radius: 10px;
        }
        
        .sidebar-nav::-webkit-scrollbar-thumb:hover {
            background-color: rgba(255, 255, 255, 0.4);
        }
        
        .sidebar .nav-link {
            color: rgba(255, 255, 255, 0.8);
            padding: 15px 20px;
            margin: 5px 15px;
            border-radius: 10px;
            transition: all var(--transition-speed);
            display: flex;
            align-items: center;
            white-space: nowrap;
        }
        
        .sidebar .nav-link:hover {
            color: white;
            background: rgba(255, 255, 255, 0.1);
            transform: translateX(5px);
        }
        
        .sidebar .nav-link.active {
            color: white;
            background: rgba(255, 255, 255, 0.2);
            font-weight: 600;
            transform: translateX(5px);
        }
        
        .sidebar .nav-link i {
            min-width: 30px;
            text-align: center;
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
        }
        
        .sidebar .nav-link.active i {
            color: white;
        }
        
        .sidebar .nav-item {
            margin-bottom: 5px;
        }
        
        /* Sidebar Toggle */
        .sidebar-toggler {
            position: absolute;
            right: -15px;
            top: 25px;
            padding: 2px;
            background: white;
            border-radius: 50%;
            width: 30px;
            height: 30px;
            text-align: center;
            line-height: 24px;
            color: var(--primary-color);
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
            cursor: pointer;
            z-index: 1001;
            transition: all var(--transition-speed);
        }
        
        .sidebar.collapsed {
            width: 80px;
            margin: 10px;
        }
        
        .sidebar.collapsed .sidebar-header h4, 
        .sidebar.collapsed .nav-link span {
            display: none;
            /* visibility: hidden; */
        }
        
        .sidebar.collapsed .nav-link {
            padding: 15px 0;
            justify-content: center;
            margin: 5px 10px;
        }
        
        .sidebar.collapsed .nav-link i {
            margin-right: 0;
        }
        
        .sidebar.collapsed .sidebar-toggler {
            transform: rotate(180deg);
        }
        
        /* Main Content Styles */
        .main-content {
            margin-left: 300px;
            padding: 20px;
            transition: all var(--transition-speed);
            min-height: 100vh;
        }
        
        .main-content.expanded {
            margin-left: 80px;
        }
        
        /* Topbar Styles */
        .topbar {
            background: white;
            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
            border-radius: 15px;
            padding: 15px 25px;
            margin-bottom: 25px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .topbar h4 {
            margin: 0;
            color: var(--dark-color);
            font-weight: 600;
        }
        
        .topbar .search-box {
            position: relative;
            max-width: 300px;
        }
        
        .topbar .search-box input {
            border-radius: 50px;
            padding-left: 40px;
            background-color: var(--light-color);
            border: none;
            transition: all var(--transition-speed);
        }
        
        .topbar .search-box input:focus {
            box-shadow: 0 0 0 0.25rem rgba(78, 115, 223, 0.25);
        }
        
        .topbar .search-box i {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--secondary-color);
        }
        
        .user-profile {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .user-profile .user-image {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            overflow: hidden;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        }
        
        .user-profile .user-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .user-profile .user-info {
            display: flex;
            flex-direction: column;
        }
        
        .user-profile .user-name {
            font-weight: 600;
            color: var(--dark-color);
            font-size: 1rem;
            line-height: 1.2;
        }
        
        .user-profile .user-role {
            font-size: 0.8rem;
            color: var(--secondary-color);
        }
        
        .user-dropdown {
            position: relative;
        }
        
        .user-dropdown-menu {
            position: absolute;
            top: 100%;
            right: 0;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            padding: 10px 0;
            min-width: 200px;
            z-index: 1000;
            display: none;
        }
        
        .user-dropdown-menu.show {
            display: block;
            animation: fadeIn 0.3s;
        }
        
        .user-dropdown-menu a {
            display: block;
            padding: 10px 20px;
            color: var(--dark-color);
            text-decoration: none;
            transition: all var(--transition-speed);
        }
        
        .user-dropdown-menu a:hover {
            background: var(--light-color);
            color: var(--primary-color);
        }
        
        .user-dropdown-menu a i {
            margin-right: 10px;
            width: 20px;
            text-align: center;
        }
        
        /* Card Styles */
        .card {
            border: none;
            border-radius: 15px;
            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
            margin-bottom: 25px;
            transition: transform var(--transition-speed), box-shadow var(--transition-speed);
        }
        
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 0.5rem 2rem 0 rgba(58, 59, 69, 0.15);
        }
        
        .card-header {
            background-color: transparent;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            padding: 20px 25px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .card-header h5 {
            margin: 0;
            font-weight: 600;
            color: var(--dark-color);
        }
        
        .card-body {
            padding: 25px;
        }
        
        /* Stat Card Styles */
        .stat-card {
            border-left: 5px solid;
            border-radius: 15px;
            overflow: hidden;
            transition: all var(--transition-speed);
            height: 100%;
        }
        
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 0.5rem 2rem 0 rgba(58, 59, 69, 0.15);
        }
        
        .stat-card.primary { border-left-color: var(--primary-color); }
        .stat-card.success { border-left-color: var(--success-color); }
        .stat-card.info { border-left-color: var(--info-color); }
        .stat-card.warning { border-left-color: var(--warning-color); }
        
        .stat-icon {
            font-size: 2.5rem;
            opacity: 0.3;
            transition: all var(--transition-speed);
        }
        
        .stat-card:hover .stat-icon {
            opacity: 0.5;
            transform: scale(1.1);
        }
        
        .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--dark-color);
            margin-bottom: 5px;
        }
        
        .stat-label {
            color: var(--secondary-color);
            font-weight: 500;
            margin: 0;
        }
        
        /* Animation Classes */
        .fadeIn {
            animation: fadeIn 0.5s;
        }
        
        .slideInLeft {
            animation: slideInLeft 0.5s;
        }
        
        .slideInUp {
            animation: slideInUp 0.5s;
        }
        
        .pulse {
            animation: pulse 2s infinite;
        }
        
        @keyframes fadeIn {
            from {
                opacity: 0;
            }
            to {
                opacity: 1;
            }
        }
        
        @keyframes slideInLeft {
            from {
                transform: translateX(-50px);
                opacity: 0;
            }
            to {
                transform: translateX(0);
                opacity: 1;
            }
        }
        
        @keyframes slideInUp {
            from {
                transform: translateY(50px);
                opacity: 0;
            }
            to {
                transform: translateY(0);
                opacity: 1;
            }
        }
        
        @keyframes pulse {
            0% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.05);
            }
            100% {
                transform: scale(1);
            }
        }
        
        /* Button Styles */
        .btn {
            border-radius: 50px;
            padding: 0.5rem 1.5rem;
            font-weight: 500;
            transition: all var(--transition-speed);
        }
        
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
        }
        
        .btn-primary:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 4px 10px rgba(78, 115, 223, 0.3);
        }
        
        .btn-success {
            background-color: var(--success-color);
            border-color: var(--success-color);
        }
        
        .btn-success:hover {
            background-color: #19b37b;
            border-color: #19b37b;
            transform: translateY(-3px);
            box-shadow: 0 4px 10px rgba(28, 200, 138, 0.3);
        }
        
        .btn-icon {
            width: 40px;
            height: 40px;
            padding: 0;
            line-height: 40px;
            text-align: center;
            border-radius: 50%;
        }
        
        /* Table Styles */
        .table {
            font-size: 0.9rem;
        }
        
        .table th {
            font-weight: 600;
            border-top: 0;
            vertical-align: middle;
        }
        
        .table td {
            vertical-align: middle;
        }
        
        /* Badge Styles */
        .badge {
            padding: 0.5em 0.8em;
            border-radius: 50px;
            font-weight: 500;
        }
        
        /* Responsive Adjustments */
        @media (max-width: 992px) {
            .sidebar {
                width: 70px;
            }
            
            .sidebar .sidebar-header h4, 
            .sidebar .nav-link span {
                display: none;
            }
            
            .sidebar .nav-link {
                padding: 15px 0;
                justify-content: center;
                margin: 5px;
            }
            
            .sidebar .nav-link i {
                margin-right: 0;
            }
            
            .main-content {
                margin-left: 70px;
            }
            
            .topbar {
                padding: 15px;
            }
            
            .topbar .search-box {
                display: none;
            }
        }
        
        @media (max-width: 576px) {
            .user-profile .user-info {
                display: none;
            }
            
            .topbar h4 {
                font-size: 1.2rem;
            }
        }
        
        /* Sidebar Dropdown Styles */
        .sidebar-dropdown .submenu-icon {
            transition: transform 0.3s;
            font-size: 10px;
        }
        
        .sidebar-dropdown .nav-link[aria-expanded="true"] .submenu-icon {
            transform: rotate(180deg);
        }
        
        .sidebar-submenu {
            list-style: none;
            padding-left: 15px;
        }
        
        .sidebar-submenu .nav-link {
            padding: 10px 15px;
            font-size: 0.9rem;
        }
        
        .sidebar-submenu .nav-link i {
            font-size: 0.9rem;
            min-width: 25px;
        }
        
        .sidebar-submenu .nav-link:hover {
            transform: translateX(3px);
        }
        
        .sidebar-submenu .nav-link.active {
            transform: translateX(3px);
        }
        
        @media (max-width: 992px) {
            .sidebar-submenu {
                padding-left: 5px;
            }
            
            .sidebar-submenu .nav-link span {
                display: none;
            }
        }
    </style>
</head>
<body>
    <!-- Sidebar -->
    <div class="sidebar" id="sidebar">
        <button type="button" class="sidebar-toggler" id="sidebarToggler" aria-label="Toggle Sidebar">
            <i class="fas fa-chevron-left"></i>
        </button>
        <div class="sidebar-header">
            <img src="../assets/img/logo_1743140535_pc.png" alt="Logo" class="logo-img">
            <div class="logo-text">PCI</div>
        </div>
        <div class="sidebar-nav">
            <ul class="nav flex-column">
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'index.php' ? 'active' : ''; ?>" href="index.php">
                        <i class="fas fa-home"></i>
                        <span>Dashboard</span>
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'courses.php' ? 'active' : ''; ?>" href="courses.php">
                        <i class="fas fa-book"></i>
                        <span>Courses</span>
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'categories.php' ? 'active' : ''; ?>" href="categories.php">
                        <i class="fas fa-list"></i>
                        <span>Categories</span>
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'users.php' ? 'active' : ''; ?>" href="users.php">
                        <i class="fas fa-users"></i>
                        <span>Users</span>
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'team_management.php' ? 'active' : ''; ?>" href="team_management.php">
                        <i class="fas fa-user-tie"></i>
                        <span>Team Management</span>
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'students.php' ? 'active' : ''; ?>" href="students.php">
                        <i class="fas fa-user-graduate"></i>
                        <span>Students</span>
                    </a>
                </li>
                <li class="nav-item sidebar-dropdown">
                    <a class="nav-link <?php echo in_array(basename($_SERVER['PHP_SELF']), ['enrollments.php', 'verify_documents.php', 'student_documents.php']) ? 'active' : ''; ?>" href="#enrollmentSubmenu" data-bs-toggle="collapse" aria-expanded="<?php echo in_array(basename($_SERVER['PHP_SELF']), ['enrollments.php', 'verify_documents.php', 'student_documents.php']) ? 'true' : 'false'; ?>">
                        <i class="fas fa-user-graduate"></i>
                        <span>Enrollment</span>
                        <i class="fas fa-chevron-down ms-auto submenu-icon"></i>
                    </a>
                    <ul class="collapse <?php echo in_array(basename($_SERVER['PHP_SELF']), ['enrollments.php', 'verify_documents.php', 'student_documents.php']) ? 'show' : ''; ?> sidebar-submenu" id="enrollmentSubmenu">
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'enrollments.php' ? 'active' : ''; ?>" href="enrollments.php">
                                <i class="fas fa-clipboard-list"></i>
                                <span>Enrollments</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'enrollment_applications.php' ? 'active' : ''; ?>" href="enrollment_applications.php">
                                <i class="fas fa-file-alt"></i>
                                <span>Applications</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'student_documents.php' ? 'active' : ''; ?>" href="student_documents.php">
                                <i class="fas fa-file-signature"></i>
                                <span>Documents</span>
                            </a>
                        </li>
                    </ul>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'record_attendance.php' ? 'active' : ''; ?>" href="record_attendance.php">
                        <i class="fas fa-calendar-check"></i>
                        <span>Attendance</span>
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'reviews.php' ? 'active' : ''; ?>" href="reviews.php">
                        <i class="fas fa-star"></i>
                        <span>Reviews</span>
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'payments.php' ? 'active' : ''; ?>" href="payments.php">
                        <i class="fas fa-credit-card"></i>
                        <span>Payments</span>
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'reports.php' ? 'active' : ''; ?>" href="reports.php">
                        <i class="fas fa-chart-bar"></i>
                        <span>Reports</span>
                    </a>
                </li>
                
                <!-- Exam Management Dropdown -->
                <li class="nav-item sidebar-dropdown">
                <a class="nav-link <?php echo in_array(basename($_SERVER['PHP_SELF']), ['exam_dashboard.php', 'schedule.php', 'student_documents.php']) ? 'active' : ''; ?>" href="#examSubmenu" data-bs-toggle="collapse" aria-expanded="<?php echo in_array(basename($_SERVER['PHP_SELF']), ['exam_dashboard.php', 'schedule.php', 'student_documents.php']) ? 'true' : 'false'; ?>">
                        <i class="fas fa-clipboard-check"></i>
                        <span>Exam Management</span>
                        <i class="fas fa-chevron-down ms-auto submenu-icon"></i>
                    </a>
                    <ul class="collapse <?php echo (strpos(basename($_SERVER['PHP_SELF']), 'exam') !== false) ? 'show' : ''; ?> sidebar-submenu" id="examSubmenu">
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'exam_dashboard.php' ? 'active' : ''; ?>" href="<?php echo str_replace('/admin/includes', '/admin', dirname($_SERVER['PHP_SELF'])); ?>/exam_dashboard.php">
                                <i class="fas fa-tachometer-alt"></i>
                                <span>Exam Dashboard</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'schedules.php' ? 'active' : ''; ?>" href="<?php echo str_replace('/admin/includes', '/admin', dirname($_SERVER['PHP_SELF'])); ?>/schedules.php">
                                <i class="fas fa-calendar-alt"></i>
                                <span>Exam Schedules</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'banks.php' ? 'active' : ''; ?>" href="<?php echo str_replace('/admin/includes', '/admin', dirname($_SERVER['PHP_SELF'])); ?>/banks.php">
                                <i class="fas fa-book"></i>
                                <span>Question Banks</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'questions.php' ? 'active' : ''; ?>" href="<?php echo str_replace('/admin/includes', '/admin', dirname($_SERVER['PHP_SELF'])); ?>/questions.php">
                                <i class="fas fa-question-circle"></i>
                                <span>Questions</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'results.php' ? 'active' : ''; ?>" href="<?php echo str_replace('/admin/includes', '/admin', dirname($_SERVER['PHP_SELF'])); ?>/results.php">
                                <i class="fas fa-chart-pie"></i>
                                <span>Results</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'exam_settings_config.php' ? 'active' : ''; ?>" href="<?php echo str_replace('/admin/includes', '/admin', dirname($_SERVER['PHP_SELF'])); ?>/exam_settings_config.php">
                                <i class="fas fa-cogs"></i>
                                <span>Exam Settings</span>
                            </a>
                        </li>
                    </ul>
                </li>
                
                <!-- Settings Dropdown -->
                <li class="nav-item sidebar-dropdown">
                    <a class="nav-link <?php echo in_array(basename($_SERVER['PHP_SELF']), ['settings.php', 'site_settings.php', 'sliders.php', 'themes.php', 'live_editor.php', 'gallery.php']) ? 'active' : ''; ?>" href="#settingsSubmenu" data-bs-toggle="collapse" aria-expanded="<?php echo in_array(basename($_SERVER['PHP_SELF']), ['settings.php', 'site_settings.php', 'sliders.php', 'themes.php', 'live_editor.php', 'gallery.php']) ? 'true' : 'false'; ?>">
                        <i class="fas fa-cog"></i>
                        <span>Settings</span>
                        <i class="fas fa-chevron-down ms-auto submenu-icon"></i>
                    </a>
                    <ul class="collapse <?php echo in_array(basename($_SERVER['PHP_SELF']), ['settings.php', 'site_settings.php', 'sliders.php', 'themes.php', 'live_editor.php', 'gallery.php']) ? 'show' : ''; ?> sidebar-submenu" id="settingsSubmenu">
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'site_settings.php' ? 'active' : ''; ?>" href="site_settings.php">
                                <i class="fas fa-wrench"></i>
                                <span>Site Settings</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'settings.php' ? 'active' : ''; ?>" href="settings.php">
                                <i class="fas fa-sliders-h"></i>
                                <span>General Settings</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'sliders.php' ? 'active' : ''; ?>" href="sliders.php">
                                <i class="fas fa-images"></i>
                                <span>Manage Hero Sliders</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'themes.php' ? 'active' : ''; ?>" href="themes.php">
                                <i class="fas fa-paint-brush"></i>
                                <span>Themes & Colors</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'settings.php' ? 'active' : ''; ?>" href="settings.php">
                                <i class="fas fa-palette"></i>
                                <span>UI Settings</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'live_editor.php' ? 'active' : ''; ?>" href="live_editor.php">
                                <i class="fas fa-edit"></i>
                                <span>Live Website Editor</span>
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link <?php echo basename($_SERVER['PHP_SELF']) == 'certificate_setup.php' ? 'active' : ''; ?>" href="certificate_setup.php">
                                <i class="fas fa-certificate"></i>
                                <span>Certificate Setup</span>
                            </a>
                        </li>
                    </ul>
                </li>
                
                <li class="nav-item">
                    <a class="nav-link" href="../logout.php">
                        <i class="fas fa-sign-out-alt"></i>
                        <span>Logout</span>
                    </a>
                </li>
            </ul>
        </div>
    </div>
    
    <!-- Main Content -->
    <div class="main-content" id="mainContent">
        <?php include_once 'topbar.php'; ?>
        
        <!-- Page Content Starts Here -->
        <div class="container-fluid"> 

    <!-- Bootstrap JS and dependencies -->
    <script src="https://cdn.jsdelivr.net/npm/@popperjs/[email protected]/dist/umd/popper.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.min.js"></script>
    
    <!-- Custom Scripts -->
    <script src="../assets/js/sidebar.js"></script>
</body>
</html>