:root{--bg: #f4f5f7;--surface: #ffffff;--text: #16202c;--muted: #5b6573;--faint: #7a8594;--border: #dde1e6;--rule: #eef0f3;--control: #c5ccd5;--accent: #1d5fcc;--accent-dark: #123f8a;--accent-soft: #e8effb;--ok: #2a8546;--ok-soft: #eaf5ee;--ok-text: #1c5a30;--warn-soft: #fff8e6;--warn-line: #f0d48a;--warn-text: #6b4600;--danger: #a12626;--danger-soft: #fce8e8;--danger-text: #8f1f1f;--sans: "IBM Plex Sans", system-ui, sans-serif;--mono: "IBM Plex Mono", ui-monospace, monospace}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:14px}a{color:var(--accent)}a:hover{color:var(--accent-dark)}button,input,select{font-family:inherit;font-size:inherit;color:inherit}h1{margin:0;font-size:26px;font-weight:600}h2{margin:0;font-size:15px;font-weight:600}p{margin:0}.mono{font-family:var(--mono)}.muted{color:var(--muted)}.lead{color:var(--muted);font-size:15px;line-height:1.5}.page{margin:0 auto;padding:32px 20px 48px;display:flex;flex-direction:column;gap:20px}.page-head{display:flex;flex-direction:column;gap:6px}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px}.card-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid var(--border)}.row-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.btn{min-height:44px;padding:0 20px;border-radius:8px;border:1px solid var(--control);background:var(--surface);cursor:pointer;font-size:14px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;font-size:15px;font-weight:500}.btn-primary:hover:not(:disabled){background:var(--accent-dark)}.btn-dark{background:var(--text);border-color:var(--text);color:#fff;font-weight:500}.btn-ok{background:var(--ok);border-color:var(--ok);color:#fff;font-weight:500}.btn-danger-text{color:var(--danger)}.btn-sm{min-height:36px;padding:0 12px;font-size:13px;border-radius:6px}.btn:focus-visible,.chip:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.notice{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;padding:14px 16px;border-radius:10px}.notice-warn{background:var(--warn-soft);border:1px solid var(--warn-line);color:var(--warn-text)}.notice-ok{background:var(--ok-soft);border:1px solid #a9d7b8;color:var(--ok-text)}.notice-error{background:var(--danger-soft);border:1px solid #efb7b7;color:var(--danger-text)}.notice strong{font-weight:600}.badge{font-size:12px;font-weight:500;padding:4px 10px;border-radius:999px;white-space:nowrap}.swatch{display:inline-block;width:10px;height:10px;border-radius:2px;flex:none}.field{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:500}.input{min-height:44px;padding:0 12px;border:1px solid var(--control);border-radius:6px;font-size:15px;background:var(--surface);width:100%}.input-sm{min-height:34px;padding:0 8px;font-size:13px}table{width:100%;border-collapse:collapse}th{text-align:left;font-weight:600;background:var(--bg);padding:10px 12px}td{padding:9px 12px;border-top:1px solid var(--rule)}.num{text-align:right;font-family:var(--mono)}.scroll-x{overflow-x:auto}.chip{display:inline-flex;align-items:center;gap:6px;min-height:32px;padding:0 10px;border-radius:999px;cursor:pointer;font-size:12px;font-weight:500;background:var(--surface);border:1px solid var(--control)}.chip[aria-pressed=true]{background:var(--text);border-color:var(--text);color:#fff}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin .9s linear infinite}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.workspace{--panel-w: clamp(340px, 26vw, 440px);height:calc(100dvh - var(--header-h, 57px));display:flex;flex-direction:column;min-height:0}.ws-message{padding:32px 20px;height:auto}.ws-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px 20px;flex-wrap:wrap;padding:10px 20px;background:var(--surface);border-bottom:1px solid var(--border)}.ws-heading{display:flex;align-items:baseline;gap:6px 14px;flex-wrap:wrap;min-width:0}.ws-heading h1{font-size:18px}.ws-heading p{font-size:13px;color:var(--muted)}.ws-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.ws-body{position:relative;flex:1;min-height:0;display:flex}.ws-main{flex:1;min-width:0;min-height:0;display:flex}.tool-btn{min-height:34px;padding:0 12px;border-radius:8px;border:1px solid var(--control);background:var(--surface);cursor:pointer;font-size:13px;font-weight:500}.tool-btn[aria-expanded=true]{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-dark)}.tool-btn:focus-visible,.icon-btn:focus-visible,.map-zoom button:focus-visible,.tabs button:focus-visible,.segmented button:focus-visible,.link-btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.trace{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500}.trace select{min-height:34px;max-width:240px;padding:0 8px;border:1px solid var(--control);border-radius:8px;background:var(--surface);font-size:13px}.key{position:relative}.key-pop{position:absolute;right:0;top:calc(100% + 6px);z-index:20;width:min(360px,calc(100vw - 32px));padding:14px;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:0 12px 32px #16202c24}.legend{display:flex;flex-direction:column;gap:10px;font-size:13px;line-height:1.4}.legend-row{display:flex;gap:10px;align-items:flex-start}.legend-tile.node-tile{width:24px;height:24px;border-radius:6px;flex:none}.legend-status{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;padding-top:10px;border-top:1px solid var(--rule)}.legend-status>span{display:inline-flex;align-items:center;gap:6px}.legend-status .status-mark{position:static}.map{position:relative;flex:1;min-width:0;display:flex}.map-canvas{flex:1;overflow:auto;cursor:grab;overscroll-behavior:contain;background-color:#f3f4f6;background-image:radial-gradient(#d3d8df 1px,transparent 1.2px);background-size:20px 20px}.map-canvas:active{cursor:grabbing}.map-stage{position:relative;margin:0 auto}.map-lane{fill:#ffffffb8;stroke:#e1e5ea}.map-lane-title{font:600 13px var(--sans);fill:#4b5563}.map-edge-label{font:11px var(--sans);fill:#6b7482;paint-order:stroke;stroke:#fbfbfc;stroke-width:4px}.map-zoom{position:absolute;left:12px;bottom:12px;display:flex;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:0 2px 8px #16202c14;overflow:hidden}.map-zoom button{min-width:36px;height:34px;border:0;background:transparent;cursor:pointer;font-size:15px}.map-zoom button:last-child{font-size:13px;font-weight:500;padding:0 12px;border-left:1px solid var(--rule)}.map-zoom button:hover{background:var(--bg)}.map-zoom .mono{font-size:12px;min-width:44px;text-align:center;color:var(--muted)}.node{position:absolute;display:flex;align-items:flex-start;gap:10px;padding:11px 12px;text-align:left;cursor:pointer;background:var(--surface);color:var(--text);border:1px solid #d6dbe2;border-radius:12px;box-shadow:0 1px 2px #16202c0f;transition:box-shadow .12s,border-color .12s,opacity .12s}.node:hover{border-color:#aeb7c3;box-shadow:0 4px 14px #16202c1a}.node.is-selected{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft),0 4px 14px #1d5fcc2e}.node:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.node.is-failed,.node.is-blocked{border-color:#e2a3a3;background:snow}.node.is-warn{border-color:#ecd08a}.node.is-waiting,.node.is-running{border-color:#9dbbea}.node.is-pending,.node.is-skipped{box-shadow:none;background:#fafbfc}.node.is-pending .node-title,.node.is-skipped .node-title{color:var(--muted)}.node.is-dim{opacity:.22}.node-tile{position:relative;flex:none;width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center}.node-ai .node-tile,.node-tile.node-ai{background:var(--accent);color:#fff}.node-code .node-tile,.node-tile.node-code{background:#e7ebf0;color:#33404f}.node-human .node-tile,.node-tile.node-human{background:var(--text);color:#fff}.node-body{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1}.node-title{font-size:13.5px;font-weight:600;line-height:1.25}.node-detail{font-size:12px;color:var(--muted);line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.node-badge{position:absolute;top:-9px;right:10px;font-size:11px;font-weight:600;padding:2px 8px;border-radius:999px;background:var(--accent);color:#fff}.node-badge.inline{position:static;margin-left:8px;vertical-align:1px}.status-mark{position:absolute;right:-5px;bottom:-5px;width:16px;height:16px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;border:2px solid var(--surface);box-sizing:content-box}.status-mark.st-done{background:var(--ok)}.status-mark.st-warn{background:#c98a0a}.status-mark.st-failed,.status-mark.st-blocked{background:var(--danger)}.status-mark.st-waiting,.status-mark.st-running{background:var(--accent)}.status-mark.st-skipped{background:#b6bec9}.status-mark.st-pending{background:#dfe3e8}.status-mark.st-running{animation:pulse 1.4s ease-in-out infinite}@keyframes pulse{50%{box-shadow:0 0 0 5px #1d5fcc33}}@media(prefers-reduced-motion:reduce){.status-mark.st-running{animation:none}.node{transition:none}}.status-pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600}.status-pill .status-mark{position:static;border:0}.status-pill.is-done{color:var(--ok-text)}.status-pill.is-warn{color:var(--warn-text)}.status-pill.is-failed,.status-pill.is-blocked{color:var(--danger-text)}.status-pill.is-waiting,.status-pill.is-running{color:var(--accent-dark)}.status-pill.is-skipped,.status-pill.is-pending{color:var(--muted)}.steps{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:20px;background:var(--bg)}.steps h2{font-size:13px;color:#4b5563;margin-bottom:8px}.steps ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.steps li.is-dim{opacity:.3}.step{width:100%;display:flex;align-items:center;gap:12px;padding:12px;min-height:64px;text-align:left;background:var(--surface);border:1px solid #d6dbe2;border-radius:12px;cursor:pointer}.step.is-failed,.step.is-blocked{border-color:#e2a3a3}.step.is-warn{border-color:#ecd08a}.step-chevron{flex:none;color:var(--faint)}.panel{display:flex;flex-direction:column;min-height:0;background:var(--surface)}.bp-wide .panel{width:var(--panel-w);flex:none;border-left:1px solid var(--border)}.bp-mid .panel{position:absolute;left:0;right:0;bottom:0;height:min(70%,640px);z-index:10;border-radius:16px 16px 0 0;border-top:1px solid var(--border);box-shadow:0 -12px 32px #16202c29;animation:sheet-up .18s ease-out}.bp-narrow .panel{position:fixed;inset:0;z-index:40;animation:sheet-up .18s ease-out}@keyframes sheet-up{0%{transform:translateY(24px);opacity:0}}@media(prefers-reduced-motion:reduce){.panel{animation:none!important}}.panel-grip{display:none}.bp-mid .panel-grip{display:block;width:40px;height:4px;border-radius:2px;background:#cfd5dd;margin:8px auto 0}.panel-head{display:flex;align-items:center;gap:12px;padding:14px 16px 12px}.panel-title{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.panel-title span{font-size:12px;color:var(--muted)}.panel-title h2{font-size:17px;line-height:1.25}.icon-btn{flex:none;width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:8px;background:var(--surface);cursor:pointer;color:var(--muted)}.icon-btn:hover{color:var(--text);background:var(--bg)}.tabs{display:flex;gap:2px;padding:0 12px;border-bottom:1px solid var(--border);overflow-x:auto;scrollbar-width:none}.tabs button{flex:none;min-height:40px;padding:0 10px;border:0;border-bottom:2px solid transparent;background:none;cursor:pointer;font-size:13px;font-weight:500;color:var(--muted);margin-bottom:-1px}.tabs button:hover{color:var(--text)}.tabs button[aria-selected=true]{color:var(--accent-dark);border-bottom-color:var(--accent)}.panel-body{flex:1;min-height:0;overflow:auto;display:flex;flex-direction:column}.psec{padding:14px 16px;display:flex;flex-direction:column;gap:10px;border-bottom:1px solid var(--rule)}.psec:last-child{border-bottom:0}.psec-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.psec h3{margin:0;font-size:13px;font-weight:600}.small{font-size:12.5px;line-height:1.45}.lead-sm{font-size:14px;line-height:1.55}.stack{display:flex;flex-direction:column;gap:6px}.panel table.tight{font-size:12px}.panel table.tight th,.panel table.tight td{padding:6px 8px;vertical-align:top}.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:13px;margin:0}.kv dt{color:var(--muted)}.kv dd{margin:0;overflow-wrap:anywhere}.crop{width:100%;border:1px solid var(--border);border-radius:8px;background:#fff}.link-btn{align-self:flex-start;padding:0;border:0;background:none;color:var(--accent);cursor:pointer;text-decoration:underline}.tag{display:inline-block;font-size:11px;font-weight:600;padding:1px 7px;border-radius:999px;background:var(--accent-soft);color:var(--accent-dark);margin-left:8px}.tag.warn{background:var(--warn-soft);color:var(--warn-text);margin:0}.tag.bad{background:var(--danger-soft);color:var(--danger-text);margin:0}.chain{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}.chain li{display:flex;flex-direction:column;gap:4px;padding-left:12px;border-left:2px solid var(--border);font-size:12.5px}.thresholds{margin:0;display:flex;flex-direction:column;gap:12px}.thresholds dt{display:flex;justify-content:space-between;gap:12px;font-size:12.5px}.thresholds .value{font-weight:600;text-align:right;overflow-wrap:anywhere}.thresholds dd{margin:2px 0 0;font-size:12.5px;color:var(--muted);line-height:1.45}.flags{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;font-size:13px}.flags li{display:flex;flex-direction:column;gap:2px}.timeline{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:12.5px}.timeline time{font-family:var(--mono);font-size:11px;color:var(--faint);margin-right:8px}pre.json{margin:6px 0 0;font:11px/1.45 var(--mono);background:var(--bg);padding:8px;border-radius:6px;overflow:auto;max-height:260px;white-space:pre-wrap;word-break:break-word}.editor{display:flex;flex-direction:column;min-height:100%}.prompt-text{width:100%;min-height:240px;padding:12px;border:1px solid var(--control);border-radius:8px;font:13.5px/1.55 var(--sans);resize:vertical;background:var(--surface)}.prompt-text:focus-visible{outline:3px solid var(--accent);outline-offset:1px;border-color:var(--accent)}.placeholder{font:12px var(--mono);padding:1px 6px;margin:0 2px;border-radius:4px;background:var(--accent-soft);color:var(--accent-dark)}.diff{margin:0;font-size:13px;line-height:1.6;padding:10px 12px;background:var(--bg);border-radius:8px;white-space:pre-wrap}.diff ins{background:#d9f0e0;color:var(--ok-text);text-decoration:none;border-radius:2px}.diff del{background:var(--danger-soft);color:var(--danger-text);border-radius:2px}.editor-bar{position:sticky;bottom:0;margin-top:auto;display:flex;flex-direction:column;gap:8px;padding:12px 16px;background:var(--surface);border-top:1px solid var(--border);box-shadow:0 -6px 16px #16202c0d}.editor-actions{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}.segmented{display:inline-flex;align-self:flex-start;padding:3px;gap:3px;border-radius:10px;background:var(--bg);border:1px solid var(--border);flex-wrap:wrap}.segmented button{min-height:32px;padding:0 12px;border:0;border-radius:7px;background:none;cursor:pointer;font-size:13px;font-weight:500;color:var(--muted)}.segmented button[aria-checked=true]{background:var(--surface);color:var(--text);box-shadow:0 1px 3px #16202c1f}.history{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.history li{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:10px 12px;border:1px solid var(--border);border-radius:10px}.history li.is-current{border-color:var(--accent);background:#f7f9fe}.history p{margin-top:2px}.reads{display:grid;grid-template-columns:repeat(auto-fill,minmax(124px,1fr));gap:8px}.read{display:flex;flex-direction:column;gap:4px;padding:6px;border:1px solid var(--border);border-radius:10px;background:var(--surface);text-align:left;cursor:pointer;font-size:12px}.read:hover{border-color:#aeb7c3}.read:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.read img{width:100%;height:88px;object-fit:contain;background:#fff;border-radius:6px}.read-answer{font-weight:600;font-size:12.5px}.read-ref{color:var(--muted);font-size:11px}.read-flags{display:flex;flex-wrap:wrap;gap:4px}.read-detail{display:flex;flex-direction:column;gap:10px}.read-detail img{width:100%;background:#fff;border:1px solid var(--border);border-radius:8px}.attempt{padding-top:8px;border-top:1px solid var(--rule)}@media(max-width:699px){.ws-toolbar{padding:10px 16px}.ws-heading p{display:none}.trace select{max-width:160px}}a.btn{display:inline-flex;align-items:center;align-self:flex-start;text-decoration:none;color:var(--text)}