.-.-.-.-.-

<?php
session_start();
include 'includes/config.php';

if (isset($_SESSION['user_id'])) {
    header("Location: index.php");
    exit();
}

if ($_SERVER['REQUEST_METHOD'] == 'POST') {
    $email = trim($_POST['email']);
    $password = $_POST['password'];

$sql = "SELECT * FROM users WHERE email = ?";
    $stmt = $conn->prepare($sql);
    $stmt->bind_param("s", $email);
    $stmt->execute();
    $result = $stmt->get_result();

if ($result->num_rows === 1) {
        $user = $result->fetch_assoc();

// ✅ Check if email is verified
        if ($user['is_verified'] == 0) {
            $error = "Please verify your email before logging in. Check your inbox or spam folder.";
        } 
        // ✅ Verify password
        elseif (password_verify($password, $user['password'])) {
            $_SESSION['user_id'] = $user['id'];
            $_SESSION['user_name'] = $user['name'];
            $_SESSION['user_role'] = $user['role'];
            header("Location: index.php");
            exit();
        } 
        else {
            $error = "Invalid password!";
        }
    } else {
        $error = "No account found with this email!";
    }
}
?>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Login - eLearning</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.7.2/font/bootstrap-icons.css">
    <style>
        body {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
        }
        .login-card {
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            overflow: hidden;
            border: none;
        }
        .login-header {
            background: linear-gradient(45deg, #4e73df, #224abe);
            color: white;
            padding: 2rem;
            text-align: center;
        }
        .login-body {
            padding: 2.5rem;
            background-color: white;
        }
        .form-control {
            border-radius: 8px;
            padding: 0.75rem 1rem;
            border: 1px solid #e3e6f0;
        }
        .form-control:focus {
            border-color: #4e73df;
            box-shadow: 0 0 0 0.2rem rgba(78, 115, 223, 0.25);
        }
        .btn-login {
            background: linear-gradient(45deg, #4e73df, #224abe);
            border: none;
            border-radius: 8px;
            padding: 0.75rem;
            font-weight: 600;
            transition: all 0.3s;
        }
        .btn-login:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        .password-toggle {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            cursor: pointer;
            color: #6c757d;
        }
        .password-container {
            position: relative;
        }
        .form-floating {
            margin-bottom: 1.5rem;
        }
        .brand-logo {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }
        .alert {
            border-radius: 8px;
        }
        .back-link {
            color: #4e73df;
            transition: color 0.3s;
        }
        .back-link:hover {
            color: #224abe;
        }
        .register-link {
            color: #4e73df;
            font-weight: 500;
            text-decoration: none;
        }
        .register-link:hover {
            color: #224abe;
            text-decoration: underline;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="row justify-content-center">
            <div class="col-md-6 col-lg-5">
                <div class="card login-card">
                    <div class="login-header">
                        <div class="brand-logo">
                            <i class="bi bi-book-half"></i>
                        </div>
                        <h2 class="fw-bold">Gex Elearning Academy</h2>
                        <p class="mb-0">Sign in to your account</p>
                    </div>
                    <div class="card-body login-body">
                        <?php if(isset($error)): ?>
                        <div class="alert alert-danger alert-dismissible fade show" role="alert">
                            <i class="bi bi-exclamation-triangle-fill me-2"></i>
                            <?php echo $error; ?>
                            <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
                        </div>
                        <?php endif; ?>

<form method="POST" id="loginForm">
                            <div class="form-floating">
                                <input type="email" class="form-control" id="email" name="email" placeholder="name@example.com" required>
                                <label for="email"><i class="bi bi-envelope me-2"></i>Email Address</label>
                                <div class="invalid-feedback" id="emailError">
                                    Please provide a valid email address.
                                </div>
                            </div>
                            
                            <div class="form-floating password-container">
                                <input type="password" class="form-control" id="password" name="password" placeholder="Password" required>
                                <label for="password"><i class="bi bi-lock me-2"></i>Password</label>
                                <span class="password-toggle" id="togglePassword">
                                    <i class="bi bi-eye"></i>
                                </span>
                                <div class="invalid-feedback" id="passwordError">
                                    Please enter your password.
                                </div>
                            </div>
                            
                            <div class="d-grid mb-3">
                                <button type="submit" class="btn btn-login btn-lg text-white">
                                    <i class="bi bi-box-arrow-in-right me-2"></i>Sign In
                                </button>
                            </div>
                            
                            <div class="text-center">
                                <p class="mb-2">Don't have an account? <a href="register.php" class="register-link">Register here</a></p>
                                <a href="index.php" class="back-link">
                                    <i class="bi bi-arrow-left me-1"></i> Back to Home
                                </a>
                            </div>
                        </form>
                    </div>
                </div>
            </div>
        </div>
    </div>

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