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var(--brand) 30%, transparent);border-top-color:var(--brand);border-radius:50%;flex-shrink:0;width:14px;height:14px;animation:.8s linear infinite spin}.sim-progress-title{color:var(--text-1);flex:1;font-size:13px;font-weight:600}.sim-progress-elapsed{color:var(--text-3);font-variant-numeric:tabular-nums;font-size:12px}.sim-progress-workflow{color:var(--text-2);white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}.sim-progress-node{color:var(--brand);white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}.sim-progress-meta{color:var(--text-3);font-size:11px}.sim-progress-hint{color:var(--text-3);opacity:.75;font-size:11px;font-style:italic}.chat-modal{flex-direction:column;width:520px;max-width:95vw;height:560px;max-height:90vh;padding:0;display:flex}.chat-modal .modal-header{flex-shrink:0;padding:14px 16px 12px}.chat-messages{flex-direction:column;flex:1;gap:10px;min-height:0;padding:12px 16px;display:flex;overflow-y:auto}.chat-empty{color:var(--text-muted);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:6px;padding:40px;font-size:13px;display:flex}.chat-empty-hint{opacity:.6;font-size:11px}.chat-msg{flex-direction:column;gap:6px;max-width:85%;display:flex}.chat-msg--user{align-self:flex-end;align-items:flex-end}.chat-msg--assistant{align-self:flex-start;align-items:flex-start}.chat-bubble{white-space:pre-wrap;border-radius:12px;padding:8px 12px;font-size:13px;line-height:1.5}.chat-msg--user .chat-bubble{background:var(--brand);color:#fff;border-bottom-right-radius:4px}.chat-msg--assistant .chat-bubble{background:var(--bg-node);color:var(--text);border:1px solid var(--border);border-bottom-left-radius:4px}.chat-bubble--typing{align-items:center;gap:5px;padding:12px 16px;display:flex}.chat-dot{background:var(--text-muted);border-radius:50%;width:6px;height:6px;animation:1.2s infinite chat-bounce}.chat-dot:nth-child(2){animation-delay:.2s}.chat-dot:nth-child(3){animation-delay:.4s}@keyframes chat-bounce{0%,80%,to{opacity:.4;transform:translateY(0)}40%{opacity:1;transform:translateY(-5px)}}.chat-ready-card{background:color-mix(in srgb, var(--brand) 8%, var(--bg-surface));border:1px solid color-mix(in srgb, var(--brand) 30%, transparent);border-radius:8px;justify-content:space-between;align-items:center;gap:12px;width:280px;padding:10px 12px;display:flex}.chat-ready-meta{flex-direction:column;gap:2px;min-width:0;display:flex}.chat-ready-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.chat-ready-count{color:var(--text-muted);font-size:11px}.chat-error{flex-shrink:0;margin:0 16px 8px}.chat-input-row{border-top:1px solid var(--border);flex-shrink:0;align-items:flex-end;gap:8px;padding:10px 16px 12px;display:flex}.chat-input{resize:none;border:1px solid var(--border);background:var(--bg-input);color:var(--text);border-radius:6px;flex:1;padding:8px 10px;font-family:inherit;font-size:13px;line-height:1.4}.chat-input:focus{border-color:var(--brand);outline:none}.chat-send-btn{flex-shrink:0}.sim-side-panel{background:var(--bg-surface);flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.sim-side-header{border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:8px 12px;display:flex}.sim-side-title{color:var(--text);align-items:center;gap:6px;font-size:12px;font-weight:600;display:flex}.sim-side-clear{flex-shrink:0;padding:2px 8px;font-size:11px}.sim-hitl-banner{background:#fbbf2414;border-bottom:1px solid #fbbf244d;flex-direction:column;flex-shrink:0;gap:8px;padding:10px 12px;display:flex}.sim-hitl-label{color:#fbbf24;font-size:11px}.sim-hitl-actions{gap:6px;display:flex}.sim-tabs{border-bottom:1px solid var(--border);flex-shrink:0;display:flex}.sim-tab{color:var(--text-3);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;margin-bottom:-1px;padding:6px 10px;font-family:inherit;font-size:11px;font-weight:500;transition:color .15s,border-color .15s}.sim-tab:hover{color:var(--text)}.sim-tab--active{color:var(--brand);border-bottom-color:var(--brand)}.sim-tab-content{flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.sim-tab-content .trace-steps{flex:1;min-height:0;overflow-y:auto}.sim-manual-footer{border-top:1px solid var(--border);flex-shrink:0;justify-content:center;padding:8px 12px;display:flex}.sim-next-btn{width:100%;font-size:11px}.sim-eval-pending{color:var(--text-3);text-align:center;padding:24px 16px;font-size:11px;line-height:1.5}.trace-status{text-transform:uppercase;letter-spacing:.04em;border-radius:4px;padding:1px 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