<?php
// ============================================
// DATABASE CONFIGURATION & BACKEND FUNCTIONS
// ============================================

// Database configuration
$host = 'localhost';
$dbname = 'control_panel';
$username = 'root'; // Change this to your database username
$password = ''; // Change this to your database password

// Session start
session_start();

// Initialize variables
$isLoggedIn = isset($_SESSION['loggedin']) && $_SESSION['loggedin'] === true;
$errorMsg = '';
$successMsg = '';

// Database connection
function connectDB() {
    global $host, $dbname, $username, $password;
    
    try {
        $conn = new PDO("mysql:host=$host;dbname=$dbname;charset=utf8mb4", $username, $password);
        $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
        return $conn;
    } catch(PDOException $e) {
        // If database doesn't exist, create it
        if ($e->getCode() == '1049') {
            createDatabase();
            return connectDB();
        }
        die("Database connection failed: " . $e->getMessage());
    }
}

// Create database and tables if they don't exist
function createDatabase() {
    global $host, $username, $password;
    
    try {
        $conn = new PDO("mysql:host=$host", $username, $password);
        $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
        
        // Create database
        $conn->exec("CREATE DATABASE IF NOT EXISTS control_panel CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
        $conn->exec("USE control_panel");
        
        // Create tables
        $conn->exec("
            CREATE TABLE IF NOT EXISTS admin_settings (
                id INT PRIMARY KEY AUTO_INCREMENT,
                admin_username VARCHAR(50) NOT NULL DEFAULT 'admin',
                admin_password VARCHAR(255) NOT NULL,
                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
            )
        ");
        
        $conn->exec("
            CREATE TABLE IF NOT EXISTS button_links (
                id INT PRIMARY KEY AUTO_INCREMENT,
                button_name VARCHAR(50) NOT NULL UNIQUE,
                button_url TEXT NOT NULL,
                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
            )
        ");
        
        // Check if admin exists
        $stmt = $conn->query("SELECT COUNT(*) FROM admin_settings");
        if ($stmt->fetchColumn() == 0) {
            // Default password: virus123
            $hashedPassword = password_hash('virus123', PASSWORD_DEFAULT);
            $stmt = $conn->prepare("INSERT INTO admin_settings (admin_username, admin_password) VALUES ('admin', ?)");
            $stmt->execute([$hashedPassword]);
            
            // Insert default button links
            $defaultButtons = [
                ['rana_btn1', 'https://rana-button1-default.com'],
                ['rana_btn2', 'https://rana-button2-default.com'],
                ['virus_btn1', 'https://virus-button1-default.com'],
                ['virus_btn2', 'https://virus-button2-default.com']
            ];
            
            foreach ($defaultButtons as $button) {
                $stmt = $conn->prepare("INSERT INTO button_links (button_name, button_url) VALUES (?, ?)");
                $stmt->execute([$button[0], $button[1]]);
            }
        }
        
    } catch(PDOException $e) {
        die("Database setup failed: " . $e->getMessage());
    }
}

// Handle login
if (isset($_POST['action']) && $_POST['action'] == 'login') {
    $inputUsername = $_POST['username'] ?? '';
    $inputPassword = $_POST['password'] ?? '';
    
    try {
        $conn = connectDB();
        $stmt = $conn->prepare("SELECT admin_username, admin_password FROM admin_settings LIMIT 1");
        $stmt->execute();
        $admin = $stmt->fetch(PDO::FETCH_ASSOC);
        
        if ($admin && $inputUsername === $admin['admin_username'] && password_verify($inputPassword, $admin['admin_password'])) {
            $_SESSION['loggedin'] = true;
            $_SESSION['username'] = $admin['admin_username'];
            $isLoggedIn = true;
            $successMsg = "Login successful!";
        } else {
            $errorMsg = "Invalid username or password!";
        }
    } catch(Exception $e) {
        $errorMsg = "Login error: " . $e->getMessage();
    }
}

// Handle logout
if (isset($_GET['logout'])) {
    session_destroy();
    header("Location: " . strtok($_SERVER["REQUEST_URI"], '?'));
    exit;
}

// Handle save settings
if (isset($_POST['action']) && $_POST['action'] == 'save_settings' && $isLoggedIn) {
    try {
        $conn = connectDB();
        
        // Save button links
        $buttonUpdates = [
            'rana_btn1' => $_POST['rana_link1'] ?? '',
            'rana_btn2' => $_POST['rana_link2'] ?? '',
            'virus_btn1' => $_POST['virus_link1'] ?? '',
            'virus_btn2' => $_POST['virus_link2'] ?? ''
        ];
        
        foreach ($buttonUpdates as $buttonName => $buttonUrl) {
            if (!empty($buttonUrl) && filter_var($buttonUrl, FILTER_VALIDATE_URL)) {
                $stmt = $conn->prepare("INSERT INTO button_links (button_name, button_url) 
                                       VALUES (?, ?) 
                                       ON DUPLICATE KEY UPDATE button_url = ?");
                $stmt->execute([$buttonName, $buttonUrl, $buttonUrl]);
            }
        }
        
        // Update password if provided
        $currentPass = $_POST['current_password'] ?? '';
        $newPass = $_POST['new_password'] ?? '';
        $confirmPass = $_POST['confirm_password'] ?? '';
        
        if (!empty($currentPass) && !empty($newPass)) {
            $stmt = $conn->prepare("SELECT admin_password FROM admin_settings LIMIT 1");
            $stmt->execute();
            $admin = $stmt->fetch(PDO::FETCH_ASSOC);
            
            if ($admin && password_verify($currentPass, $admin['admin_password'])) {
                if ($newPass === $confirmPass) {
                    $hashedPassword = password_hash($newPass, PASSWORD_DEFAULT);
                    $stmt = $conn->prepare("UPDATE admin_settings SET admin_password = ?");
                    $stmt->execute([$hashedPassword]);
                    $successMsg = "Settings and password updated successfully!";
                } else {
                    $errorMsg = "New passwords do not match!";
                }
            } else {
                $errorMsg = "Current password is incorrect!";
            }
        } else {
            $successMsg = "Button links updated successfully!";
        }
        
        // Update username if provided
        $newUsername = $_POST['admin_username'] ?? '';
        if (!empty($newUsername) && $newUsername != $_SESSION['username']) {
            $stmt = $conn->prepare("UPDATE admin_settings SET admin_username = ?");
            $stmt->execute([$newUsername]);
            $_SESSION['username'] = $newUsername;
        }
        
    } catch(Exception $e) {
        $errorMsg = "Save error: " . $e->getMessage();
    }
}

// Get button links from database
function getButtonLinks() {
    try {
        $conn = connectDB();
        $stmt = $conn->query("SELECT button_name, button_url FROM button_links");
        $links = $stmt->fetchAll(PDO::FETCH_KEY_PAIR);
        return $links;
    } catch(Exception $e) {
        return [];
    }
}

$buttonLinks = getButtonLinks();
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>VIRUS - Universal Control Panel</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
            color: #f0f0f0;
            min-height: 100vh;
            overflow-x: hidden;
        }
        
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px;
        }
        
        /* Header Styles */
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            border-bottom: 3px solid;
            border-image: linear-gradient(45deg, #00ff88, #00ccff, #ff6b6b, #ffa500) 1;
            margin-bottom: 40px;
        }
        
        .logo-container {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .logo {
            width: 60px;
            height: 60px;
            background: linear-gradient(45deg, #ff6b6b, #ffa500);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: bold;
            color: #000;
            box-shadow: 0 0 20px rgba(255, 107, 107, 0.5);
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0% { transform: scale(1); box-shadow: 0 0 20px rgba(255, 107, 107, 0.5); }
            50% { transform: scale(1.05); box-shadow: 0 0 30px rgba(255, 107, 107, 0.8); }
            100% { transform: scale(1); box-shadow: 0 0 20px rgba(255, 107, 107, 0.5); }
        }
        
        .title-container h1 {
            font-size: 2.8rem;
            background: linear-gradient(45deg, #00ff88, #00ccff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
            letter-spacing: 1px;
        }
        
        .title-container h2 {
            font-size: 1.6rem;
            color: #aaa;
            font-weight: 300;
        }
        
        /* Login Button */
        .login-btn {
            background: <?php echo $isLoggedIn ? 'linear-gradient(45deg, #ff6b6b, #ffa500)' : 'linear-gradient(45deg, #00ff88, #00ccff)'; ?>;
            color: #000;
            border: none;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.1rem;
            box-shadow: 0 5px 15px <?php echo $isLoggedIn ? 'rgba(255, 107, 107, 0.3)' : 'rgba(0, 255, 136, 0.3)'; ?>;
        }
        
        .login-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px <?php echo $isLoggedIn ? 'rgba(255, 107, 107, 0.5)' : 'rgba(0, 255, 136, 0.5)'; ?>;
        }
        
        /* Messages */
        .message {
            padding: 15px;
            border-radius: 10px;
            margin: 20px 0;
            text-align: center;
            font-weight: bold;
            animation: slideDown 0.5s ease;
        }
        
        @keyframes slideDown {
            from { transform: translateY(-20px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }
        
        .error-message {
            background: linear-gradient(45deg, #ff6b6b, #ffa500);
            color: #000;
        }
        
        .success-message {
            background: linear-gradient(45deg, #00ff88, #00ccff);
            color: #000;
        }
        
        /* User Sections */
        .user-sections-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-top: 30px;
        }
        
        @media (max-width: 1024px) {
            .user-sections-container {
                grid-template-columns: 1fr;
            }
        }
        
        .user-section {
            background: rgba(20, 20, 35, 0.85);
            border-radius: 20px;
            padding: 30px;
            border: 1px solid;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
            transition: transform 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .user-section:hover {
            transform: translateY(-8px);
        }
        
        .rana-section {
            border-color: #ff6b6b;
        }
        
        .virus-section {
            border-color: #00ccff;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 2px solid;
        }
        
        .rana-section .section-header {
            border-color: #ff6b6b;
        }
        
        .virus-section .section-header {
            border-color: #00ccff;
        }
        
        .user-name {
            font-size: 2.5rem;
            font-weight: bold;
            margin-bottom: 5px;
        }
        
        .rana-name {
            color: #ff6b6b;
            text-shadow: 0 0 10px rgba(255, 107, 107, 0.5);
        }
        
        .virus-name {
            color: #00ccff;
            text-shadow: 0 0 10px rgba(0, 204, 255, 0.5);
        }
        
        .section-subtitle {
            color: #aaa;
            font-size: 1.2rem;
        }
        
        /* Buttons Grid */
        .buttons-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 25px;
        }
        
        @media (max-width: 768px) {
            .buttons-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .button-group {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }
        
        .button-label {
            font-size: 1.3rem;
            color: #ddd;
        }
        
        .action-btn {
            width: 100%;
            height: 70px;
            border: none;
            border-radius: 12px;
            font-size: 1.3rem;
            font-weight: bold;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            transition: all 0.3s ease;
            text-decoration: none;
            color: #000;
            position: relative;
            overflow: hidden;
        }
        
        .action-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: left 0.5s ease;
        }
        
        .action-btn:hover::before {
            left: 100%;
        }
        
        .action-btn:hover {
            transform: translateY(-5px);
        }
        
        /* Button Colors */
        .rana-btn-1 {
            background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
        }
        
        .rana-btn-1:hover {
            box-shadow: 0 10px 20px rgba(255, 107, 107, 0.4);
        }
        
        .rana-btn-2 {
            background: linear-gradient(45deg, #ffa500, #ffc04d);
        }
        
        .rana-btn-2:hover {
            box-shadow: 0 10px 20px rgba(255, 165, 0, 0.4);
        }
        
        .virus-btn-1 {
            background: linear-gradient(45deg, #00ff88, #4dffaa);
        }
        
        .virus-btn-1:hover {
            box-shadow: 0 10px 20px rgba(0, 255, 136, 0.4);
        }
        
        .virus-btn-2 {
            background: linear-gradient(45deg, #00ccff, #4ddbff);
        }
        
        .virus-btn-2:hover {
            box-shadow: 0 10px 20px rgba(0, 204, 255, 0.4);
        }
        
        /* Login Modal */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.9);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 1000;
            backdrop-filter: blur(5px);
        }
        
        .modal {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            width: 90%;
            max-width: 500px;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
            border: 1px solid rgba(0, 255, 136, 0.3);
        }
        
        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
        }
        
        .modal-header h3 {
            font-size: 2rem;
            color: #00ff88;
        }
        
        .close-modal {
            background: transparent;
            border: none;
            color: #aaa;
            font-size: 2rem;
            cursor: pointer;
        }
        
        .close-modal:hover {
            color: #00ff88;
        }
        
        .form-group {
            margin-bottom: 25px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 10px;
            color: #ccc;
        }
        
        .form-group input {
            width: 100%;
            padding: 15px;
            border-radius: 10px;
            border: 1px solid rgba(0, 255, 136, 0.3);
            background: rgba(10, 10, 20, 0.8);
            color: #fff;
            font-size: 1.1rem;
        }
        
        .form-group input:focus {
            border-color: #00ff88;
            outline: none;
        }
        
        .submit-btn {
            width: 100%;
            padding: 16px;
            background: linear-gradient(45deg, #00ff88, #00ccff);
            color: #000;
            border: none;
            border-radius: 10px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 1.2rem;
        }
        
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 255, 136, 0.4);
        }
        
        /* Configuration Panel */
        .config-panel {
            display: <?php echo $isLoggedIn ? 'block' : 'none'; ?>;
            background: rgba(20, 20, 35, 0.95);
            padding: 30px;
            border-radius: 20px;
            border: 1px solid rgba(0, 255, 136, 0.3);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
            margin-top: 40px;
            animation: slideIn 0.5s ease;
        }
        
        @keyframes slideIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .config-panel h3 {
            color: #00ff88;
            margin-bottom: 25px;
            text-align: center;
            font-size: 2rem;
        }
        
        .config-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        
        @media (max-width: 768px) {
            .config-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .config-section {
            background: rgba(30, 30, 50, 0.7);
            padding: 25px;
            border-radius: 15px;
        }
        
        .config-section h4 {
            color: #ff6b6b;
            margin-bottom: 20px;
            font-size: 1.5rem;
        }
        
        .virus-config h4 {
            color: #00ccff;
        }
        
        .link-input-group {
            margin-bottom: 20px;
        }
        
        .link-input-group label {
            display: block;
            margin-bottom: 8px;
            color: #ccc;
        }
        
        .link-input-group input {
            width: 100%;
            padding: 12px 15px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(10, 10, 20, 0.8);
            color: #fff;
        }
        
        .password-change-section {
            grid-column: 1 / -1;
            background: rgba(30, 30, 50, 0.7);
            padding: 25px;
            border-radius: 15px;
        }
        
        .password-change-section h4 {
            color: #00ff88;
        }
        
        .password-inputs {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        
        @media (max-width: 768px) {
            .password-inputs {
                grid-template-columns: 1fr;
            }
        }
        
        .action-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            margin-top: 30px;
        }
        
        .save-btn, .logout-btn {
            padding: 15px 35px;
            border: none;
            border-radius: 10px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .save-btn {
            background: linear-gradient(45deg, #00ff88, #00ccff);
            color: #000;
        }
        
        .save-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 255, 136, 0.4);
        }
        
        .logout-btn {
            background: linear-gradient(45deg, #ff6b6b, #ffa500);
            color: #000;
        }
        
        .logout-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(255, 107, 107, 0.4);
        }
        
        /* Footer */
        footer {
            text-align: center;
            margin-top: 60px;
            padding: 30px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #888;
        }
        
        .power-by {
            font-size: 1.3rem;
            color: #00ff88;
            margin-top: 15px;
            font-weight: bold;
            text-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
        }
        
        /* Status */
        .status-indicator {
            position: absolute;
            top: 20px;
            right: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: #aaa;
        }
        
        .status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: <?php echo $isLoggedIn ? '#00ff88' : '#ff6b6b'; ?>;
            <?php if($isLoggedIn): ?>box-shadow: 0 0 10px #00ff88;<?php endif; ?>
        }
    </style>
</head>
<body>
    <div class="container">
        <header>
            <div class="logo-container">
                <div class="logo">
                    V
                </div>
                <div class="title-container">
                    <h1>UNIVERSAL CONTROL PANEL</h1>
                    <h2>Access from Any Device - Hosted Solution</h2>
                </div>
            </div>
            <div class="status-indicator">
                <div class="status-dot"></div>
                <span><?php echo $isLoggedIn ? 'Online (Admin)' : 'Offline'; ?></span>
            </div>
            <button class="login-btn" id="loginButton">
                <i class="fas <?php echo $isLoggedIn ? 'fa-user-cog' : 'fa-sign-in-alt'; ?>"></i> 
                <?php echo $isLoggedIn ? 'Admin Panel' : 'Login'; ?>
            </button>
        </header>
        
        <?php if($errorMsg): ?>
            <div class="message error-message">
                <i class="fas fa-exclamation-circle"></i> <?php echo $errorMsg; ?>
            </div>
        <?php endif; ?>
        
        <?php if($successMsg): ?>
            <div class="message success-message">
                <i class="fas fa-check-circle"></i> <?php echo $successMsg; ?>
            </div>
        <?php endif; ?>
        
        <main class="main-content">
            <div class="user-sections-container">
                <!-- Rana Section -->
                <div class="user-section rana-section">
                    <div class="section-header">
                        <div class="user-name rana-name">Rana</div>
                        <div class="section-subtitle">Personal Control Buttons</div>
                    </div>
                    
                    <div class="buttons-grid">
                        <div class="button-group">
                            <div class="button-label">Rana Button 1</div>
                            <a href="<?php echo $buttonLinks['rana_btn1'] ?? 'https://rana-button1-default.com'; ?>" 
                               id="ranaBtn1" 
                               class="action-btn rana-btn-1" 
                               target="_blank">
                                <i class="fas fa-cogs"></i> Rana Action 1
                            </a>
                        </div>
                        
                        <div class="button-group">
                            <div class="button-label">Rana Button 2</div>
                            <a href="<?php echo $buttonLinks['rana_btn2'] ?? 'https://rana-button2-default.com'; ?>" 
                               id="ranaBtn2" 
                               class="action-btn rana-btn-2" 
                               target="_blank">
                                <i class="fas fa-bolt"></i> Rana Action 2
                            </a>
                        </div>
                    </div>
                </div>
                
                <!-- Virus Section -->
                <div class="user-section virus-section">
                    <div class="section-header">
                        <div class="user-name virus-name">Virus</div>
                        <div class="section-subtitle">System Control Buttons</div>
                    </div>
                    
                    <div class="buttons-grid">
                        <div class="button-group">
                            <div class="button-label">Virus Button 1</div>
                            <a href="<?php echo $buttonLinks['virus_btn1'] ?? 'https://virus-button1-default.com'; ?>" 
                               id="virusBtn1" 
                               class="action-btn virus-btn-1" 
                               target="_blank">
                                <i class="fas fa-shield-alt"></i> Virus Action 1
                            </a>
                        </div>
                        
                        <div class="button-group">
                            <div class="button-label">Virus Button 2</div>
                            <a href="<?php echo $buttonLinks['virus_btn2'] ?? 'https://virus-button2-default.com'; ?>" 
                               id="virusBtn2" 
                               class="action-btn virus-btn-2" 
                               target="_blank">
                                <i class="fas fa-code"></i> Virus Action 2
                            </a>
                        </div>
                    </div>
                </div>
            </div>
            
            <!-- Configuration Panel (Visible after login) -->
            <div class="config-panel" id="configPanel">
                <h3><i class="fas fa-sliders-h"></i> Admin Configuration Panel</h3>
                
                <form method="POST" action="">
                    <input type="hidden" name="action" value="save_settings">
                    
                    <div class="config-grid">
                        <!-- Rana Configuration -->
                        <div class="config-section rana-config">
                            <h4><i class="fas fa-user"></i> Rana Button Links</h4>
                            
                            <div class="link-input-group">
                                <label for="rana_link1">Rana Button 1 Link</label>
                                <input type="url" 
                                       id="rana_link1" 
                                       name="rana_link1" 
                                       value="<?php echo $buttonLinks['rana_btn1'] ?? ''; ?>"
                                       placeholder="https://example.com/rana1">
                            </div>
                            
                            <div class="link-input-group">
                                <label for="rana_link2">Rana Button 2 Link</label>
                                <input type="url" 
                                       id="rana_link2" 
                                       name="rana_link2" 
                                       value="<?php echo $buttonLinks['rana_btn2'] ?? ''; ?>"
                                       placeholder="https://example.com/rana2">
                            </div>
                        </div>
                        
                        <!-- Virus Configuration -->
                        <div class="config-section virus-config">
                            <h4><i class="fas fa-virus"></i> Virus Button Links</h4>
                            
                            <div class="link-input-group">
                                <label for="virus_link1">Virus Button 1 Link</label>
                                <input type="url" 
                                       id="virus_link1" 
                                       name="virus_link1" 
                                       value="<?php echo $buttonLinks['virus_btn1'] ?? ''; ?>"
                                       placeholder="https://example.com/virus1">
                            </div>
                            
                            <div class="link-input-group">
                                <label for="virus_link2">Virus Button 2 Link</label>
                                <input type="url" 
                                       id="virus_link2" 
                                       name="virus_link2" 
                                       value="<?php echo $buttonLinks['virus_btn2'] ?? ''; ?>"
                                       placeholder="https://example.com/virus2">
                            </div>
                        </div>
                        
                        <!-- Password Change Section -->
                        <div class="password-change-section">
                            <h4><i class="fas fa-key"></i> Change Login Credentials</h4>
                            
                            <div class="password-inputs">
                                <div class="link-input-group">
                                    <label for="admin_username">Admin Username</label>
                                    <input type="text" 
                                           id="admin_username" 
                                           name="admin_username" 
                                           value="<?php echo $_SESSION['username'] ?? 'admin'; ?>"
                                           placeholder="Change admin username">
                                </div>
                                
                                <div class="link-input-group">
                                    <label for="current_password">Current Password</label>
                                    <input type="password" 
                                           id="current_password" 
                                           name="current_password" 
                                           placeholder="Enter current password to change">
                                </div>
                                
                                <div class="link-input-group">
                                    <label for="new_password">New Password</label>
                                    <input type="password" 
                                           id="new_password" 
                                           name="new_password" 
                                           placeholder="Enter new password">
                                </div>
                                
                                <div class="link-input-group">
                                    <label for="confirm_password">Confirm New Password</label>
                                    <input type="password" 
                                           id="confirm_password" 
                                           name="confirm_password" 
                                           placeholder="Confirm new password">
                                </div>
                            </div>
                        </div>
                    </div>
                    
                    <div class="action-buttons">
                        <button type="submit" class="save-btn">
                            <i class="fas fa-save"></i> Save All Changes to Server
                        </button>
                        <a href="?logout=1" class="logout-btn">
                            <i class="fas fa-sign-out-alt"></i> Logout
                        </a>
                    </div>
                </form>
            </div>
        </main>
        
        <footer>
            <p>Universal Control Panel v4.0 | Hosted Database Solution</p>
            <p><i class="fas fa-database"></i> All settings saved on server - Access from any device</p>
            <div class="power-by">POWERED BY VIRUS | HOSTED DATABASE</div>
        </footer>
    </div>
    
    <!-- Login Modal -->
    <div class="modal-overlay" id="loginModal">
        <div class="modal">
            <div class="modal-header">
                <h3>Admin Login</h3>
                <button class="close-modal" id="closeModal">&times;</button>
            </div>
            
            <form method="POST" action="">
                <input type="hidden" name="action" value="login">
                <div class="form-group">
                    <label for="username">Username</label>
                    <input type="text" id="username" name="username" placeholder="Enter admin username" required>
                </div>
                <div class="form-group">
                    <label for="password">Password</label>
                    <input type="password" id="password" name="password" placeholder="Enter admin password" required>
                </div>
                <button type="submit" class="submit-btn">
                    <i class="fas fa-sign-in-alt"></i> Login to Server
                </button>
                <p style="text-align: center; margin-top: 15px; color: #aaa; font-size: 0.9rem;">
                    Default: admin / virus123
                </p>
            </form>
        </div>
    </div>

    <script>
        // DOM Elements
        const loginButton = document.getElementById('loginButton');
        const loginModal = document.getElementById('loginModal');
        const closeModal = document.getElementById('closeModal');
        
        // Show login modal if not logged in
        <?php if(!$isLoggedIn): ?>
        loginButton.addEventListener('click', () => {
            loginModal.style.display = 'flex';
        });
        <?php else: ?>
        loginButton.addEventListener('click', () => {
            // If logged in, scroll to config panel
            document.getElementById('configPanel').scrollIntoView({ behavior: 'smooth' });
        });
        <?php endif; ?>
        
        // Close login modal
        closeModal.addEventListener('click', () => {
            loginModal.style.display = 'none';
        });
        
        // Close modal when clicking outside
        loginModal.addEventListener('click', (e) => {
            if(e.target === loginModal) {
                loginModal.style.display = 'none';
            }
        });
        
        // Auto-hide messages after 5 seconds
        setTimeout(() => {
            const messages = document.querySelectorAll('.message');
            messages.forEach(msg => {
                msg.style.opacity = '0';
                msg.style.transition = 'opacity 0.5s ease';
                setTimeout(() => msg.remove(), 500);
            });
        }, 5000);
        
        // Button hover effects
        document.querySelectorAll('.action-btn').forEach(button => {
            button.addEventListener('mouseenter', function() {
                this.style.transform = 'translateY(-8px) scale(1.03)';
            });
            
            button.addEventListener('mouseleave', function() {
                this.style.transform = 'translateY(-5px) scale(1)';
            });
        });
        
        // Show database info
        console.log("Universal Control Panel v4.0");
        console.log("Database: MySQL");
        console.log("Features: Hosted settings, Multi-device access, Secure login");
    </script>
</body>
</html>