* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background: rgba(255, 255, 255); /*fondo */
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }

        .login-container {
            display: flex;
            width: 100%;
            max-width: 1000px;
            background-color: white;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
            animation: fadeIn 0.8s ease-out;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .login-illustration {
        flex: 1;
        background: rgba(45, 48, 145);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 40px;
        color: white;
    }

    .login-illustration img {
        width: 200px; /* Ajusta según necesites */
        height: auto;
        margin-bottom: 20px;
        opacity: 0.9;
        object-fit: contain;
        /* Si la imagen tiene fondo blanco, puedes agregar: */
        /* filter: brightness(0) invert(1); /* Para hacerla blanca */
    }

    .login-illustration h2 {
        font-size: 28px;
        margin-bottom: 15px;
        text-align: center;
    }

    .login-illustration p {
        text-align: center;
        opacity: 0.9;
        line-height: 1.5;
        max-width: 300px;
    }

        .login-form {
            flex: 1;
            padding: 60px 50px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .login-header {
            margin-bottom: 40px;
        }

        .login-header h1 {
            color: #333;
            font-size: 32px;
            margin-bottom: 10px;
        }

        .login-header p {
            color: #666;
            font-size: 16px;
        }

        .input-group {
            position: relative;
            margin-bottom: 25px;
        }

        .input-group i {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: #6a11cb;
            font-size: 18px;
        }

        .input-group input {
            width: 100%;
            padding: 15px 15px 15px 50px;
            border: 2px solid #e1e1e1;
            border-radius: 10px;
            font-size: 16px;
            transition: all 0.3s;
            background-color: #f9f9f9;
        }

        .input-group input:focus {
            border-color: #6a11cb;
            outline: none;
            background-color: white;
            box-shadow: 0 0 0 3px rgba(106, 17, 203, 0.1);
        }

        .input-group label {
            position: absolute;
            left: 50px;
            top: 50%;
            transform: translateY(-50%);
            color: #999;
            font-size: 16px;
            transition: all 0.3s;
            pointer-events: none;
            background-color: #f9f9f9;
            padding: 0 5px;
        }

        .input-group input:focus + label,
        .input-group input:not(:placeholder-shown) + label {
            top: 0;
            font-size: 12px;
            color: #6a11cb;
            background-color: white;
        }

        .login-btn {
            background: rgba(112, 190, 68);
            color: white;
            border: none;
            padding: 16px;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 10px;
            box-shadow: 0 4px 15px rgba(106, 17, 203, 0.2);
        }

        .login-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(106, 17, 203, 0.3);
        }

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

        .error-message {
            background-color: #ffeaea;
            color: #d32f2f;
            padding: 12px 15px;
            border-radius: 8px;
            margin-bottom: 25px;
            border-left: 4px solid #d32f2f;
            display: flex;
            align-items: center;
            animation: shake 0.5s;
        }

        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
            20%, 40%, 60%, 80% { transform: translateX(5px); }
        }

        .error-message i {
            margin-right: 10px;
            font-size: 18px;
        }

        .extra-options {
            display: flex;
            justify-content: space-between;
            margin-top: 20px;
            font-size: 14px;
        }

        .remember-me {
            display: flex;
            align-items: center;
        }

        .remember-me input {
            margin-right: 8px;
        }

        .forgot-password {
            color: #6a11cb;
            text-decoration: none;
            transition: color 0.3s;
        }

        .forgot-password:hover {
            color: #2575fc;
            text-decoration: underline;
        }

        .footer-text {
            text-align: center;
            margin-top: 30px;
            color: #777;
            font-size: 14px;
        }

        @media (max-width: 768px) {
            .login-container {
                flex-direction: column;
                max-width: 450px;
            }
            
            .login-illustration {
                padding: 30px;
            }
            
            .login-illustration i {
                font-size: 80px;
            }
            
            .login-illustration h2 {
                font-size: 22px;
            }
            
            .login-form {
                padding: 40px 30px;
            }
        }