@keyframes waveBar {
  0%, 100% { height: calc(var(--mh) * .28); opacity: .38; }
  50%       { height: var(--mh);            opacity: .85; }
}

@keyframes vdotPulse { 0%,100%{opacity:1} 50%{opacity:.3} }


@keyframes msgIn { from{opacity:0;transform:translateY(6px) scale(.97)} to{opacity:1;transform:none} }