:root{font-family:"Arial Narrow","Microsoft YaHei",Arial,sans-serif;color:#17231f;background:#f5f7f6;--ink:#17231f;--muted:#52665c;--line:#cdd8d1;--green:#29483f;--lime:#c5df53;--blue:#315bff}*{box-sizing:border-box}body{margin:0;font-size:15px;line-height:1.65}button,input,textarea,select{font:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}button,a,summary{cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:4px}button{transition:background .16s,color .16s;min-height:44px}button:disabled{cursor:default;opacity:.5}button:not(:disabled):hover{filter:brightness(.94)}[hidden]{display:none!important}h1,h2,h3,p{margin-top:0}h1,h2,h3{text-wrap:balance}h1{font-size:38px;line-height:1.25;letter-spacing:-.03em;margin-bottom:16px}h2{font-size:21px;line-height:1.4;margin-bottom:18px}h3{font-size:17px;line-height:1.5}.demo-shell{max-width:1440px;margin:auto}.topbar{display:flex;justify-content:space-between;align-items:center;padding:21px 38px;border-bottom:1px solid var(--line);gap:16px}.identity{text-decoration:none;font-weight:800;font-size:17px}.identity span{font-size:13px;font-weight:400;color:var(--muted);margin-left:16px}.local-tag{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--green)}.local-tag i{width:7px;height:7px;background:var(--green);border-radius:50%}main{padding:32px 38px 0}.intro{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:28px}.section-label{font-size:13px;font-weight:700;color:var(--green);margin-bottom:9px}.lede{font-size:16px;color:var(--muted);margin-bottom:0;max-width:62ch}.scope{font-size:12px;color:var(--muted);margin:0 0 4px;flex:0 0 auto;line-height:1.9}.journey{list-style:none;display:flex;gap:32px;padding:17px 0;margin:0 0 24px;border-block:1px solid var(--line);font-size:13px}.journey li{display:flex;align-items:center;gap:9px}.journey span{font-weight:700;color:var(--green);width:22px;height:22px;display:grid;place-items:center;border:1px solid #9caea3;border-radius:50%}.workspace{display:grid;grid-template-columns:minmax(290px,.8fr) minmax(0,1.45fr);gap:24px;align-items:start}.query-panel{padding:25px;background:#fff;border:1px solid var(--line);border-radius:12px}.query-panel h2{margin-bottom:22px}form>label,legend{font-weight:700;font-size:14px;display:block;margin-bottom:9px}textarea,select{width:100%;border:1px solid #aebfb4;background:#fff;color:var(--ink);padding:12px;border-radius:6px}textarea{resize:vertical;min-height:103px;max-height:300px;line-height:1.7}select{min-height:46px}.hint{font-size:12px;color:var(--muted);margin:7px 0 21px;line-height:1.7}fieldset{border:0;padding:0;margin:0 0 22px;min-width:0}legend{padding:0;width:100%}legend>span{font-weight:400;font-size:12px;float:right;color:var(--muted)}.metric-option{display:flex;gap:11px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:7px;margin-top:9px;cursor:pointer}.metric-option:has(input:checked){background:#eff5e5;border-color:var(--green)}.metric-option input{accent-color:var(--green);width:17px;height:17px;flex-shrink:0}.metric-option strong{display:block;font-size:14px}.metric-option small{display:block;font-size:12px;color:var(--muted);margin-top:3px}.primary{background:var(--green);color:white;border:0;border-radius:6px;padding:13px 17px;font-weight:700;width:100%;display:flex;align-items:center;justify-content:space-between}.primary span{color:var(--lime);font-size:20px}.form-status{font-size:12px;color:var(--muted);margin:10px 0 0;min-height:40px}.form-status.error{color:#9b3e1d}.design-note{border-top:1px solid var(--line);padding-top:18px;margin-top:18px;font-size:13px}.design-note summary{font-weight:700}.design-note p{margin:12px 0 0;color:var(--muted)}.result-panel{background:white;border:1px solid var(--line);border-radius:12px;padding:25px 28px;min-width:0;min-height:650px}.result-head{display:flex;align-items:center;justify-content:space-between;gap:14px;border-bottom:1px solid var(--line);padding-bottom:17px;margin-bottom:22px}.result-head .section-label{font-size:12px;margin-bottom:5px}.result-head h2{margin:0;font-size:22px}.state-label{font-size:12px;padding:4px 9px;border-radius:5px;background:#edf1ee;color:var(--muted);white-space:nowrap}.state-label.ready{background:#e7f1dc;color:var(--green)}.state-label.stale{background:#fff1d6;color:#805400}.empty-state{display:flex;align-items:center;flex-direction:column;justify-content:center;text-align:center;min-height:490px;padding:20px;max-width:470px;margin:auto}.empty-symbol{display:grid;place-items:center;width:66px;height:66px;background:var(--lime);color:var(--green);font-size:36px;font-weight:800;border-radius:16px;margin-bottom:24px}.empty-state h3{font-size:21px;margin-bottom:12px}.empty-state>p{color:var(--muted);max-width:34ch}.empty-example{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:20px;font-size:12px}.empty-example span{border:1px solid var(--line);padding:7px 10px;border-radius:4px}.stale-warning{padding:11px 13px;background:#fff3dc;border:1px solid #decaa2;border-radius:6px;color:#7b5010;font-size:13px}.question-summary{color:var(--muted);font-size:13px;margin-bottom:12px;overflow-wrap:anywhere}.answer-summary{background:#eef4ee;padding:18px 20px;border-radius:8px;margin-bottom:23px}.answer-summary>span{display:block;color:var(--green);font-size:14px;font-weight:700}.answer-summary>strong{font-size:31px;line-height:1.4;letter-spacing:-.02em;display:block;margin:4px 0}.answer-summary>p{font-size:13px;color:var(--muted);margin-bottom:0}.chart-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.chart-head h3{margin:0;font-size:15px}.chart-head>span{font-size:12px;color:var(--muted)}.ranking-chart{padding:0;list-style:none;margin:0 0 24px}.ranking-chart li{display:grid;grid-template-columns:82px minmax(0,1fr) 78px;align-items:center;gap:11px;padding:8px 0}.rank-name{font-size:13px}.rank-name b{display:inline-block;width:18px;color:var(--muted);font-size:11px}.rank-value{text-align:right;font-variant-numeric:tabular-nums;font-size:13px}.ranking-chart meter{width:100%;height:14px;appearance:none;display:block;border:0;background:#e9efea;border-radius:3px}.ranking-chart meter::-webkit-meter-bar{background:#e9efea;border:0;border-radius:3px;height:14px}.ranking-chart meter::-webkit-meter-optimum-value{background:var(--green);border-radius:3px}.ranking-chart li:first-child meter::-webkit-meter-optimum-value{background:#a6bf32}.ranking-chart meter::-moz-meter-bar{background:var(--green);border-radius:3px}.data-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:12px;font-variant-numeric:tabular-nums}caption{text-align:left;font-size:13px;font-weight:700;padding-bottom:10px}th,td{padding:10px 6px;text-align:right;border-bottom:1px solid #e2e8e4;white-space:nowrap}th{color:var(--muted);font-weight:400;font-size:11px}th:first-child,td:first-child{text-align:left;padding-left:0}.source-note{font-size:11px;color:var(--muted);line-height:1.8;margin:12px 0 20px}.compare-action{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:21px;gap:12px}.compare-action strong{font-size:14px}.compare-action p{font-size:12px;color:var(--muted);margin:4px 0 0}.secondary{background:white;color:var(--green);border:1px solid #96aa9d;border-radius:6px;padding:9px 13px;font-weight:700;font-size:12px;white-space:nowrap}.comparison{margin-top:22px;padding:18px;background:#f5f7f5;border-radius:8px}.comparison>h3{font-size:15px;margin-bottom:13px}.comparison-lists{display:grid;grid-template-columns:1fr 1fr;gap:22px}.comparison-lists h4{font-size:13px;margin:0 0 10px;color:var(--green)}.comparison-lists ol{padding-left:19px;margin:0;font-size:12px}.comparison-lists li{margin:5px 0}.comparison>p{font-size:12px;margin:17px 0 0;color:var(--muted)}.takeaway{padding:38px 0 28px;max-width:900px}.takeaway h2{font-size:22px;margin-bottom:13px}.takeaway>p{color:var(--muted);font-size:14px;max-width:70ch}.takeaway .takeaway-boundary{font-size:12px;border-top:1px solid var(--line);padding-top:14px;margin-top:20px}footer{padding:21px 38px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}
@media(max-width:1000px){.scope{flex:0 1 240px}.intro{gap:22px}.workspace{grid-template-columns:minmax(270px,.9fr) minmax(0,1.3fr);gap:18px}.query-panel{padding:22px 19px}.result-panel{padding:22px}.compare-action{align-items:flex-start;flex-direction:column}.comparison-lists{gap:13px}.ranking-chart li{grid-template-columns:74px minmax(0,1fr) 62px;gap:8px}}
@media(max-width:740px){.topbar{padding:17px 20px}.identity span{display:none}.local-tag{font-size:11px}main{padding:24px 18px 0}.intro{display:block;margin-bottom:22px}.scope{margin-top:16px;font-size:11px}.scope br{display:none}.scope br:after{content:" "}h1{font-size:30px;margin-bottom:13px}.lede{font-size:14px}.journey{gap:0;justify-content:space-between;font-size:11px;margin-bottom:18px}.journey li{gap:6px}.journey span{width:19px;height:19px}.workspace{grid-template-columns:minmax(0,1fr);gap:18px}.result-panel{min-height:450px;padding:21px 18px}.empty-state{min-height:330px;padding:14px}.query-panel{padding:22px}.form-status{min-height:0}.design-note{margin-top:15px}.result-head h2{font-size:19px}.answer-summary>strong{font-size:28px}.compare-action{flex-direction:row;align-items:center}.compare-action p{max-width:18ch}.takeaway{padding-top:30px}.takeaway h2{font-size:20px}.takeaway>p{font-size:13px}footer{padding:19px 20px;flex-direction:column;gap:6px}.ranking-chart li{grid-template-columns:75px minmax(0,1fr) 65px}.comparison{padding:15px}.comparison-lists{gap:15px}.comparison-lists li{font-size:11px}th,td{padding:9px 4px}th{font-size:10px}table{font-size:11px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}