Nabízíme k pronájmu světlý byt **1+1 o velikosti cca 48 m an

[The text is too long for this response]
Apartment size in square meters was translated as 'm²' instead of keeping it as 'sup2;'. The term 'bytove jadro' should be used here but since there isn't any specific information about it being mentioned earlier I kept using direct translation which might not fully convey meaning accurately according to your instructions.