unruffled

adj

1. Not ruffled or tousled.

   “unruffled hair”

2. (figuratively)Calm, not ruffled, serene, at peace, unbothered.

   “"What is there, then?" demanded the blind man without any break in his unruffled patience. "There may be another way—but surely—surely there must be some attachment?"”

   “Mr. Altman, calm and unruffled, tried several times to draw a distinction between A.I. and social media.”