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.answer-panel,.working-stage .chat-panel{height:100%;min-height:0;display:flex}.panel-divider{cursor:col-resize;touch-action:none;justify-content:center;align-items:center;display:flex}.panel-divider span{background:#cbd5df;border-radius:3px;width:4px;height:42px}.panel-divider:focus-visible span,.panel-divider:hover span{background:var(--primary)}.working-stage.focus-chat{grid-template-columns:minmax(0,1fr)}.focus-chat .answer-panel,.focus-chat .panel-divider{display:none}.working-stage .bubble{font-size:15px;line-height:1.9}.working-stage .messages{padding:28px}.working-stage .chat-input-wrap textarea{font-size:14px}.answer-guidance{color:var(--muted-foreground);flex:none;margin-bottom:12px;font-size:12px}.answer-guidance summary{cursor:pointer}.answer-guidance ol{margin-top:10px}.working-stage .answer-editor{flex:1 0 230px;font-size:14px}.staged-workspace.submitted-stage{max-width:840px;height:auto;min-height:0;display:block}.submitted-stage .brief-panel,.submitted-stage .chat-panel{display:none}.submitted-stage .answer-panel{min-height:480px;display:flex}.task-dialog{border:1px solid var(--border);width:min(820px,100vw - 32px);max-height:85dvh;color:var(--foreground);background:#fff;border-radius:12px;margin:auto;padding:0;box-shadow:0 24px 80px #26354730}.task-dialog::backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#26334277}.task-dialog-header{border-bottom:1px solid var(--border);z-index:1;background:#fff;justify-content:space-between;align-items:center;gap:12px;padding:18px 24px;display:flex;position:sticky;top:0}.task-dialog-header h2{margin:0;font-size:17px}.task-dialog-content{padding:0 28px 24px}.task-dialog-content .brief-section p{font-size:14px;line-height:1.9}.task-dialog-content .mobile-deliverable{display:block}@media (max-width:1100px) and (min-width:761px){.staged-workspace.working-stage{height:calc(100dvh - 210px)}}@media (max-width:760px){.workspace-toolbar{padding:0 12px 10px}.mobile-chat-switch{display:block}.staged-workspace.working-stage{height:auto;min-height:0;display:block}.working-stage .panel-divider{display:none}.working-stage .answer-panel,.working-stage .chat-panel{height:calc(100dvh - 205px);min-height:440px;display:none}.working-stage.focus-chat[data-step="2"] .chat-panel,.working-stage[data-step="2"] .chat-panel,.working-stage[data-step="3"] .answer-panel{display:flex}.working-stage .messages{padding:18px}.reading-stage .brief-scroll{padding:4px 20px 20px}.reading-stage .start-form{padding:16px 20px}.reading-stage .start-form .primary-button{width:100%;min-width:0}.reading-stage .brief-section p{font-size:14px}.task-dialog-content{padding:0 20px 20px}}