body#cuerpoLogin {
    background-color: #f0f2f5;
    font-family: 'Segoe UI', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

#login-wrapper {
    width: 100%;
    max-width: 400px;
    text-align: center;
}

#login-container {
    background: #ffffff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.logo-ua {
    width: 150px;
    margin-bottom: 20px;
}

.title {
    font-size: 1.2rem;
    color: #333;
    margin-bottom: 30px;
    font-weight: 600;
}

.btn-moderno {
    background-color: #5b9bd5;
    color: white;
    border: none;
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 16px;
    width: 100%;
    cursor: pointer;
    transition: all 0.3s ease;
}

    .btn-moderno:hover {
        background-color: #4a8bc7;
        transform: translateY(-2px);
        box-shadow: 0 4px 10px rgba(91,155,213,0.3);
    }

.msg-mantencion {
    color: #555;
    font-size: 1.2rem;
    font-weight: bold;
    padding: 10px;
    background: #eee;
    border-radius: 6px;
}

.login-footer {
    color: #777;
    font-size: 0.85rem;
    line-height: 1.5;
}

/* Ajuste para el error de Bootstrap original */
.alert-danger {
    border: none;
    background-color: #fee2e2;
    color: #b91c1c;
    border-radius: 8px;
}