.chat-page-shell{height:100dvh;padding-top:env(safe-area-inset-top,0px);min-height:0}.chat-input-area-mobile{background:var(--background);padding-bottom:env(safe-area-inset-bottom,0px);position:relative}.chat-messages-mobile{overscroll-behavior:contain;scrollbar-gutter:stable;min-height:0;position:relative;overflow:hidden auto}