Yeah I used caulk to fill the minor gaps to the wall and then silicone for the floor. Only a tiny bead required thankfully!Looks good I was going to say if you (must!) seal to floor I'd use silicone rather than caulk.
Have you managed not to scratch the floor after moving about so much furniture on ita good test..
Moved the 100kg bookcase and not a mark, so really pleased. It's ac4 rated which is light commercial iirc.