It doesn’t sound silly at all! That’s just how the brain works by making associations. Yeap, light mode can definitely evoke a sense of hygiene and cleanliness.
That’s a great point. Option 2 really helps with eye fatigue especially since dentists work under such bright lights and spend so much time focused on tiny details through their loupes. It makes the transition to the screen much smoother.
Video-led hero for me. The big script Presence over the field sells a feeling in one glance, which is what wellness needs. The expanding gallery would work well as the second section.