:root{--bg: #f4f5f7;--surface: #ffffff;--surface-muted: #f8f9fb;--border: #e3e6eb;--border-strong: #cfd4dc;--text: #1d2129;--text-secondary: #5c6370;--text-tertiary: #8a919c;--accent: #2563eb;--accent-hover: #1d4fd8;--accent-soft: #eaf1ff;--good: #15803d;--good-soft: #e8f6ed;--warning: #b45309;--warning-soft: #fdf3e3;--critical: #c42b1c;--critical-soft: #fdecea;--radius: 8px;--shadow: 0 1px 2px rgba(16, 24, 40, .06);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;font-size:14px;line-height:1.55;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{margin:0;font-weight:600}h1{font-size:20px}h2{font-size:16px}h3{font-size:14px}.shell{display:grid;grid-template-columns:208px 1fr;min-height:100vh}.sidebar{background:#111827;color:#d1d5db;display:flex;flex-direction:column;padding:16px 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var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border)}.card-body{padding:16px}.stack{display:flex;flex-direction:column;gap:16px}.row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.spacer{flex:1}.muted{color:var(--text-secondary)}.small{font-size:12px}.hint{color:var(--text-tertiary);font-size:12px;margin-top:4px}.count{color:var(--text-tertiary);font-weight:400;margin-left:6px}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px}.stat .label{color:var(--text-secondary);font-size:12px}.stat .value{font-size:22px;font-weight:600;margin-top:2px}.stat.alert .value{color:var(--critical)}.stat .sub{color:var(--text-secondary);font-size:12px}.stat 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var(--accent-soft);border-color:var(--accent)}input[type=number]{width:96px}input[type=checkbox],input[type=radio]{width:auto;padding:0}button{font:inherit;border-radius:6px;padding:6px 12px;border:1px solid var(--border-strong);background:#fff;color:var(--text);cursor:pointer;white-space:nowrap}button:hover:not(:disabled){background:var(--surface-muted)}button:disabled{opacity:.55;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover:not(:disabled){background:var(--accent-hover)}button.danger{color:var(--critical);border-color:#f0b8b2}button.danger:hover:not(:disabled){background:var(--critical-soft)}button.link{border:0;background:none;color:var(--accent);padding:0}button.small{padding:3px 9px;font-size:12px}.tag{white-space:nowrap;display:inline-flex;align-items:center;gap:4px;font-size:12px;padding:0 8px;line-height:22px;border-radius:999px;background:var(--surface-muted);color:var(--text-secondary);border:1px solid 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var(--border)}.bubble.ai{background:var(--accent-soft);border-color:transparent}.bubble.human{background:var(--good-soft);border-color:transparent}.bubble.system{background:#f1f2f4;border-color:transparent}.bubble.status-draft,.bubble.status-suppressed,.bubble.status-discarded{background:var(--surface);border-style:dashed;border-color:var(--border-strong)}.bubble.status-discarded .bubble-body{text-decoration:line-through;color:var(--text-tertiary)}.bubble.status-failed{border-color:var(--critical)}.bubble-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:12px;color:var(--text-tertiary);margin-bottom:2px}.bubble-body{white-space:pre-wrap;word-break:break-word}.chat-divider{text-align:center;font-size:12px;color:var(--text-tertiary);margin:6px 0}dl.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 16px;margin:0}dl.facts dt{font-size:12px;color:var(--text-secondary)}dl.facts dd{margin:2px 0 0;word-break:break-word}.label-sm{font-size:12px;color:var(--text-secondary);margin-bottom:4px}ul.plain{margin:4px 0 0;padding-left:18px}.ai-switch{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid var(--border)}.timeline{list-style:none;margin:0;padding:8px 16px 12px}.timeline li{display:flex;gap:12px;border-left:2px solid var(--border);padding:6px 0 6px 12px;position:relative}.timeline li:before{content:"";position:absolute;left:-5px;top:13px;width:8px;height:8px;border-radius:50%;background:var(--border-strong)}.timeline .time{color:var(--text-tertiary);font-size:12px;white-space:nowrap;padding-top:1px;min-width:76px}.segmented{display:inline-flex;border:1px solid var(--border-strong);border-radius:6px;overflow:hidden;flex-wrap:wrap}.segmented button{border:0;border-radius:0;border-right:1px solid var(--border)}.segmented button:last-child{border-right:0}.segmented button.active{background:var(--accent);color:#fff}table.numbers td:not(:first-child),table.numbers th:not(:first-child){text-align:right;white-space:nowrap}table.numbers tr.total td{font-weight:600;background:var(--surface-muted)}.funnel{padding:12px 16px 16px;display:flex;flex-direction:column;gap:8px}.funnel-row{display:grid;grid-template-columns:64px 1fr 110px;align-items:center;gap:12px}.funnel-label{color:var(--text-secondary);font-size:13px}.funnel-track{height:14px;background:var(--surface-muted);border-radius:4px;overflow:hidden}.funnel-bar{display:block;height:100%;background:var(--accent);border-radius:4px}.funnel-value{text-align:right;white-space:nowrap}.save-bar.card{position:sticky;top:0;z-index:5;border-radius:var(--radius);flex-wrap:wrap}.card.highlight{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}button.danger-link{color:var(--critical)}.notice{background:var(--warning-soft);color:var(--warning);padding:8px 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button{flex:1}.count-inline{margin-left:6px;font-size:12px;opacity:.8}.my-card{display:flex;flex-direction:column;gap:6px;padding:12px 14px;color:var(--text)}.my-card:hover{text-decoration:none;border-color:var(--border-strong)}.my-summary{font-size:13px;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.button-link{display:inline-flex;align-items:center;padding:8px 12px;border-radius:6px;border:1px solid var(--border-strong);color:var(--text);word-break:break-all}.button-link:hover{text-decoration:none;background:var(--surface-muted)}.button-link.primary-link{background:#16a34a;border-color:#16a34a;color:#fff}.button-link.primary-link:hover{background:#15803d}button.big{padding:12px 16px;font-size:16px;width:100%}.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}.chip{border-radius:999px;padding:5px 12px;font-weight:400}.chip.active{background:var(--accent);border-color:var(--accent);color:#fff}code{background:var(--surface-muted);padding:1px 5px;border-radius:4px;font-size:12px}.eval-failures{max-height:50vh;overflow-y:auto;border:1px solid var(--border);border-radius:6px}.eval-failure{padding:8px 10px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:4px}.eval-failure:first-child{border-top:0}