/* Messenger sempre utilizzabile: conversazione centrale e risposta visibile. */
.msg-shell{
  height:calc(100dvh - 205px)!important;
  min-height:500px!important;
  max-height:780px;
}
.msg-main,.msg-side{min-height:0!important;overflow:hidden}
.msg-thread{min-height:0!important;overflow-y:auto!important;overscroll-behavior:contain}
.msg-compose{
  position:sticky!important;
  z-index:6;
  bottom:0;
  flex:0 0 auto;
  box-shadow:0 -10px 30px rgba(7,35,72,.08);
}
.msg-compose textarea{display:block;width:100%;color:#071d3e;background:#fff}
.msg-send{min-height:52px;font-size:16px}
@media(max-width:850px){
  .msg-shell{height:calc(100dvh - 130px)!important;min-height:480px!important;max-height:none}
  .msg-thread{padding:16px!important}
  .msg-compose{grid-template-columns:1fr!important;padding:12px!important}
  .msg-send{min-height:48px}
}