/* A single bounded scroll area, including WebViews without dvh or :has. */
.full-screen .dialog{height:100vh;height:100dvh}
.full-screen .dialog.chat-dialog{overflow:hidden;height:var(--chat-viewport-height,100vh)}
.chat-dialog #dialogBody{height:100%;min-height:0;overflow:hidden}
.chat-screen{height:var(--chat-viewport-height,100vh);max-height:var(--chat-viewport-height,100vh);min-height:0;overflow:hidden}
.chat-screen .chat-messages{flex:1 1 0;min-height:0;max-height:none;overflow-x:hidden;overflow-y:auto;touch-action:pan-y;overscroll-behavior-y:contain;-webkit-overflow-scrolling:touch}
.chat-messages>.chat-message,.chat-messages>.chat-recalled,.chat-messages>.chat-empty{flex-shrink:0}
.chat-screen .chat-lobby,.chat-screen .chat-v61-page,.chat-screen .chat-gallery{flex:1;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch}
.chat-screen .chat-composer,.chat-screen .chat-header{flex-shrink:0}
.chat-screen .chat-room-top{max-height:25%;overflow-y:auto}
.chat-image-button img{min-height:80px;min-width:80px}
.chat-media-video{min-height:120px}