sofia/index.php at main · JeessonYman/sofia · GitHub

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<?php
require_once 'includes/config.php';

// Si ya está autenticado, redirigir al dashboard
if (isLoggedIn()) {
    header('Location: pages/dashboard.php');
    exit();
}

// Procesar el formulario de inicio de sesión
$error = '';
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $username = $_POST['username'] ?? '';
    $password = $_POST['password'] ?? '';

    if (!empty($username) && !empty($password)) {
        $conn = getDBConnection();
        $stmt = $conn->prepare("SELECT * FROM users WHERE username = ?");
        $stmt->execute([$username]);
        $user = $stmt->fetch(PDO::FETCH_ASSOC);

        if ($user && password_verify($password, $user['password'])) {
            session_regenerate_id(true);
            $_SESSION['user_id'] = $user['id'];
            $_SESSION['username'] = $user['username'];
            $_SESSION['full_name'] = $user['full_name'];
            $_SESSION['role'] = $user['role'];
            header('Location: pages/dashboard.php');
            exit();
        } else {
            $error = 'Credenciales incorrectas';
        }
    } else {
        $error = 'Por favor, complete todos los campos';
    }
}
?>
<!DOCTYPE html>
<html lang="es">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>S.O.F.I.A - Iniciar sesión</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .login-container {
            width: 100%;
            max-width: 450px;
        }

        .login-box {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            animation: slideUp 0.5s ease-out;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .logo-section {
            text-align: center;
            margin-bottom: 30px;
        }

        .logo-SOFIA-box {
            display: inline-block;
            background: #1f2937;
            color: white;
            padding: 12px 24px;
            border-radius: 12px;
            font-size: 28px;
            font-weight: 700;
            letter-spacing: 2px;
            margin-bottom: 20px;
        }

        .SOFIA-greeting {
            text-align: center;
            margin-bottom: 30px;
        }

        .SOFIA-greeting h2 {
            font-size: 28px;
            font-weight: 600;
            color: #1f2937;
            margin-bottom: 10px;
        }

        .SOFIA-title {
            font-size: 48px;
            font-weight: 700;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 10px;
        }

        .greeting-text {
            font-size: 16px;
            color: #6b7280;
        }

        .error-message {
            background-color: #fee2e2;
            border: 1px solid #fecaca;
            color: #dc2626;
            padding: 12px;
            border-radius: 8px;
            margin-bottom: 20px;
            font-size: 14px;
            text-align: center;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: #1f2937;
            margin-bottom: 8px;
        }

        .form-group input {
            width: 100%;
            padding: 14px 16px;
            font-size: 14px;
            border: 2px solid #e5e7eb;
            border-radius: 10px;
            transition: all 0.3s ease;
            outline: none;
        }

        .form-group input:focus {
            border-color: #667eea;
            box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
        }

        .form-group input::placeholder {
            color: #9ca3af;
        }

        .btn-login {
            width: 100%;
            padding: 14px;
            font-size: 16px;
            font-weight: 600;
            color: white;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border: none;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-top: 10px;
        }

        .btn-login:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
        }

        .btn-login:active {
            transform: translateY(0);
        }

        .login-footer {
            text-align: center;
            margin-top: 20px;
        }

        .btn-link {
            background: none;
            border: none;
            color: #667eea;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            text-decoration: none;
            display: block;
            margin-bottom: 10px;
            transition: all 0.2s ease;
        }

        .btn-link:hover {
            text-decoration: underline;
            color: #764ba2;
        }

        .help-link {
            color: #6b7280;
            font-size: 14px;
            text-decoration: none;
            transition: all 0.2s ease;
        }

        .help-link:hover {
            text-decoration: underline;
            color: #1f2937;
        }

        .demo-info {
            background: #eff6ff;
            border: 1px solid #dbeafe;
            border-radius: 10px;
            padding: 15px;
            margin-bottom: 20px;
            font-size: 13px;
            color: #1e40af;
        }

        .demo-info strong {
            display: block;
            margin-bottom: 5px;
            color: #1e3a8a;
        }
    </style>
</head>
<body>
    <div class="login-container">
        <div class="login-box">
            <div class="logo-section">
                <div class="logo-SOFIA-box">S.O.F.I.A</div>
            </div>

            <div class="SOFIA-greeting">
                <h2>Hola, soy</h2>
                <div class="SOFIA-title">S.O.F.I.A</div>
                <p class="greeting-text">¡Me encanta que estés aquí!</p>
            </div>

            <div class="demo-info">
                <strong>👤 Credenciales de prueba:</strong>
                Usuario: <strong>U23326041</strong><br>
                Contraseña: <strong>password</strong>
            </div>

            <?php if ($error): ?>
                <div class="error-message">
                    <?php echo htmlspecialchars($error); ?>
                </div>
            <?php endif; ?>

            <form method="POST" action="">
                <div class="form-group">
                    <label for="username">Código de usuario</label>
                    <input
                        type="text"
                        id="username"
                        name="username"
                        placeholder="Ejemplo: LN1533148 (no digitar el @utp.edu.pe)"
                        value="U23326041"
                        required
                    >
                </div>

                <div class="form-group">
                    <label for="password">Contraseña</label>
                    <input
                        type="password"
                        id="password"
                        name="password"
                        placeholder="Ingresa la contraseña"
                        value="password"
                        required
                    >
                </div>

                <button type="submit" class="btn-login">Iniciar sesión</button>
            </form>

            <div class="login-footer">
                <button class="btn-link">¿Olvidaste tu contraseña?</button>
                <a href="#" class="help-link">¿Necesitas ayuda?</a>
            </div>
        </div>
    </div>
</body>
</html>