insouciant — showing a casual lack of concern; indifferent

a young office worker leans back in their chair with feet up on the desk, casually reading a magazine. They have a slight smile and completely relaxed posture while everyone else around them looks panicked. Their colleagues are frantically shuffling papers and pointing at charts showing declining numbers. The relaxed worker occasionally glances up with a shrug before returning to their magazine. Other employees gesture desperately trying to get their attention about the urgent situation. One colleague points directly at crisis charts while the indifferent worker simply yawns. a casual lack of concern despite the serious circumstances around them