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minmax(0,1fr);grid-template-columns:minmax(0,1fr);min-height:0;display:grid;overflow:hidden}.shell-chat .conversation-list{min-height:0}.shell-chat .chat{min-width:0;height:100%;min-height:0;padding:0 0 10px;overflow:hidden}.shell-chat .chat-scroll{overscroll-behavior-y:contain;flex-direction:column;flex:1;min-height:0;display:flex;overflow-y:auto}.shell-chat .hero{flex:none;padding:24px 3px}.shell-chat .messages{overflow-wrap:anywhere;flex:none;padding:18px 0 8px}.shell-chat .composer-wrap{flex:none;margin-top:0;padding-top:8px;position:relative}.shell-chat .composer{grid-template-columns:minmax(0,1fr) auto}.shell-chat .composer textarea{resize:none;width:100%;min-width:0;height:64px;max-height:120px}.shell-chat[data-keyboard=true] .conversation-list{display:none}.shell-chat[data-keyboard=true] .chat-page{grid-template-rows:minmax(0,1fr)}}.page-loading{min-height:0;overflow:hidden}.loading-heading,.loading-card{background:var(--panel-2);border:1px solid var(--line);border-radius:14px}.loading-heading{width:45%;height:44px;margin:12px 0 28px}.loading-card{height:78px;margin-bottom:12px}.loading-label{color:var(--muted);font-size:12px}@media (max-width:760px){.shell-chat .chat-heading{flex:none;padding:14px 0 10px}.shell-chat .composer-wrap{bottom:auto}.shell-chat .core-stage .ai-core{width:140px}.shell-chat .hero{padding:14px 3px 22px}.shell-chat .hero h1{font-size:30px}.shell-chat .messages:not(:has(.message)){padding:0}.shell-chat .core-stage{margin-bottom:14px}}