.app{position:fixed;inset:0;overflow:hidden}
.app aside{height:100vh;position:sticky;top:0}
.workspace{height:100vh;overflow:hidden}
.messages{min-height:0}
.composer{position:sticky;bottom:12px;z-index:8;width:min(620px,calc(100% - 24px));margin:0 auto 12px;padding:8px 10px}
.voice.listening{background:#151812!important;color:#c8ff3d!important;box-shadow:0 0 0 5px rgba(200,255,61,.28);animation:voicePulse 1s infinite}
.voice.listening::after{content:'';display:inline-block;width:7px;height:7px;margin-left:4px;border-radius:50%;background:#ff4d4d}
@keyframes voicePulse{50%{transform:scale(1.08)}}