Here’s a selection of new hotels and hostels across Europe in 2018 –
https://www.theguardian.com/travel/2018/feb/03/20-best-new-hotels-hostels-europe-2018-france-italy-germany
Here’s a selection of affordable hotels in Portugal –
https://www.theguardian.com/travel/2016/jun/18/portugal-best-hotels-guesthouses-city-rural-beach