:root{font-family:system-ui,Segoe UI,Noto Sans Thai,sans-serif;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:#0f1216;color:#e6e9ef}.app-shell{display:grid;grid-template-rows:auto 1fr;grid-template-columns:1fr 300px;grid-template-areas:"topbar  topbar" "scene   history";height:100vh;overflow:hidden}.topbar{grid-area:topbar;display:flex;align-items:center;gap:16px;padding:8px 16px;background:#171b22;border-bottom:1px solid #262c36}.topbar h1{font-size:14px;margin:0;font-weight:600;white-space:nowrap}.run-panel{display:flex;align-items:center;gap:8px;flex:1}.scenario-select{background:#1e242e;border:1px solid #363d4a;color:#e6e9ef;border-radius:6px;padding:4px 8px;font-size:12px;cursor:pointer}.run-btn{background:#2563eb;border:none;color:#fff;border-radius:6px;padding:5px 14px;font-size:12px;font-weight:600;cursor:pointer;white-space:nowrap;transition:background .15s}.run-btn:hover:not(:disabled){background:#1d4ed8}.run-btn:disabled{background:#1e3a6e;color:#8b93a1;cursor:not-allowed}.run-status{font-size:12px;font-family:monospace}.pattern-toggle{display:flex;gap:2px;background:#1a2030;border:1px solid #363d4a;border-radius:7px;padding:2px}.pattern-btn{background:transparent;border:none;color:#94a3b8;border-radius:5px;padding:3px 10px;font-size:11px;font-weight:500;cursor:pointer;transition:background .12s,color .12s;white-space:nowrap}.pattern-btn.active{background:#2563eb;color:#fff}.pattern-btn:hover:not(.active):not(:disabled){background:#263040;color:#e6e9ef}.pattern-btn:disabled{opacity:.45;cursor:not-allowed}.scene-area{grid-area:scene;display:flex;align-items:center;justify-content:center;padding:12px;overflow:auto;background:#0f1216}.scene-canvas-wrap{border:1px solid #262c36;border-radius:8px;overflow:hidden;box-shadow:0 8px 24px #0006}.history-panel{grid-area:history;border-left:1px solid #262c36;background:#12161c;padding:10px 12px;overflow-y:auto;display:flex;flex-direction:column;gap:0}.history-header{margin-bottom:8px;display:flex;flex-direction:column;gap:6px}.history-panel h2{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#8b93a1;margin:0;display:flex;align-items:center;gap:6px}.live-badge{color:#60a5fa;font-size:11px}.done-badge{color:#4ade80;font-size:11px}.fail-badge{color:#f87171;font-size:11px}.agent-filter{background:#1e242e;border:1px solid #363d4a;color:#e6e9ef;border-radius:4px;padding:3px 6px;font-size:11px;cursor:pointer;width:100%}.history-empty{font-size:12px;color:#5b6470;margin:0}.history-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column-reverse}.history-item{font-size:11px;padding:5px 0;border-bottom:1px solid #1a1f28;line-height:1.4}.hi-row{display:flex;align-items:center;gap:5px}.hi-icon{font-size:11px;width:14px;flex-shrink:0;text-align:center}.hi-type{font-weight:600;font-size:11px}.hi-agent{color:#6b7280;font-size:10px;font-family:monospace;margin-left:auto}.hi-text{color:#94a3b8;font-size:10px;margin-top:2px;padding-left:19px;word-break:break-word;white-space:pre-wrap}