html.chat-document-open,html.chat-document-open body{overflow:hidden!important}.app-shell--chat{display:flex;flex-direction:column;position:fixed!important;top:var(--chat-viewport-top,0);left:50%;transform:translateX(-50%);height:var(--chat-viewport-height,100dvh);min-height:0!important;max-height:none;padding-bottom:0!important;overflow:hidden;z-index:45}.app-shell--chat>main{display:flex;flex:1;min-height:0;overflow:hidden}.app-shell--chat .chat-tab{display:flex;flex:1;min-height:0;width:100%;padding:0;margin:0}.chat-room{display:flex;flex-direction:column;flex:1;min-height:0;min-width:0;width:100%;height:100%;overflow:hidden;background:var(--app-bg);color:var(--app-text)}.chat-room-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;flex-shrink:0;padding:10px 12px;background:var(--app-surface);border-bottom:1px solid var(--app-line)}.chat-header-person{min-width:0;flex:1 1 145px}.chat-header-person>div{min-width:0}.chat-header-person>div>div>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-header-person>button{min-width:36px;min-height:40px;flex-shrink:0}.chat-header-person>img{flex-shrink:0}.chat-header-tools{flex-wrap:wrap;justify-content:flex-end;gap:5px}.chat-header-tools>button{min-height:32px}.chat-message-stream{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding:12px;font-size:16px;line-height:1.5;overflow-wrap:anywhere;scroll-padding-bottom:12px}.chat-composer{flex-shrink:0;display:flex;align-items:flex-end;gap:8px;padding:8px 12px max(8px,env(safe-area-inset-bottom));margin:0;background:var(--app-surface);border-top:1px solid var(--app-line)}.chat-composer input[type=text],.chat-composer textarea{font-size:16px!important;line-height:1.4;flex:1;min-width:0;min-height:44px;padding:10px 14px;background:var(--app-soft);color:var(--app-text);border-color:var(--app-line);scroll-margin:0}.chat-composer>button{width:44px;height:44px;flex-shrink:0}.chat-composer input::placeholder{color:var(--app-muted);opacity:1}.app-shell--chat[data-keyboard-open=true] .chat-composer{padding-bottom:8px}.chat-venue-picker{flex-shrink:0;max-height:30%;overflow-y:auto;overscroll-behavior:contain;margin:8px 12px}.chat-venue-preview{flex-shrink:0;margin:4px 12px}.chat-room-unavailable{flex-shrink:0;padding:12px 12px max(12px,env(safe-area-inset-bottom))}@media(max-width:360px){.chat-header-person{flex-basis:140px}.chat-header-tools{margin-left:auto}.chat-composer{padding-inline:8px;gap:6px}}.chat-room-header{padding-top:max(10px,env(safe-area-inset-top))}.chat-header-person>div>div{font-size:15px}.chat-header-person>div>div>span:first-child{min-width:0}.chat-composer{--chat-composer-line-height:24px}.chat-composer textarea{box-sizing:border-box;resize:none;line-height:var(--chat-composer-line-height);border-radius:22px;white-space:pre-wrap;overflow-wrap:anywhere;scrollbar-width:thin;scrollbar-color:var(--brand-scroll) transparent}.app-shell--chat>nav{display:none}@media(min-width:768px){.app-shell--chat>nav{display:flex;position:relative;bottom:auto;left:auto;transform:none;flex:0 0 var(--app-navigation-height,76px);width:100%;max-width:none;height:var(--app-navigation-height,76px)}.chat-message-stream{font-size:17px;line-height:1.6}.chat-header-person>div>div{font-size:18px}.chat-header-person>div>span{font-size:13px}.chat-header-tools>button{font-size:13px;min-height:36px}.chat-message-stream>div:first-child{font-size:13px}.chat-message-stream>div>span:last-child{font-size:12px}.chat-composer{--chat-composer-line-height:26px}.chat-composer textarea{font-size:17px!important}}.chat-composer textarea{overscroll-behavior:contain}.chat-composer textarea:focus{border-color:var(--brand-primary)}.chat-composer textarea:focus-visible{outline:2px solid var(--brand-focus);outline-offset:1px}.chat-text-bubble{white-space:pre-wrap;overflow-wrap:anywhere}