This is the 274th most frequent Czech word.
takový
"Such" or "that kind of."
Here, 'takový' is used to emphasize the specific nature or description of 'plan', indicating it was pre-determined or described earlier.
Takový byl plán od začátku.
That was the plan from the beginning.
In this sentence, 'takový' expresses an ideal or desired quality of the 'home' the speaker hopes to have.
Chtěla bych mít takový domov, kde se budu cítit bezpečně.
I would like to have such a home where I will feel safe.
Here, 'takový' intensifies or highlights the emotional state, underlying the subjective perception of 'sad' by the speaker.