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auto;max-height:220px;overflow:auto}.mobile-only,.workspace-backdrop{display:none}@media(max-width:900px){.project-workspace{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr);height:100dvh;min-height:0;overflow:hidden}.project-workspace .chat-main{height:100%;min-height:0}.project-workspace aside.chat-sidebar,.project-panel-shell{display:none}.mobile-only{display:inline-flex}.project-workspace .chat-header{padding:10px 12px;gap:8px;min-height:60px}.project-workspace .chat-header .workspace-actions{margin-left:auto}.drawer-nav aside.chat-sidebar{display:flex;position:fixed;inset:0 auto 0 0;width:min(290px,85vw);height:100dvh;z-index:42}.drawer-panel .project-panel-shell{display:flex;flex-direction:column;position:fixed;inset:0 0 0 auto;width:min(380px,90vw);height:100dvh;z-index:42;background:#fff}.project-panel-shell 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