:root{--ink:#233e35;--muted:#718077;--green:#254d3f;--paper:#f8f8f1;--line:#dce2d8;--sand:#eeeadd;--amber:#a96e3d;--red:#9d4b38}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:14px}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #b8904d;outline-offset:3px}[hidden]{display:none!important}.top{padding:22px 4%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px}.brand{text-decoration:none;color:var(--green);font-family:Georgia,serif;font-size:34px;display:flex;align-items:center;gap:9px}.brand-mark{font-size:35px}.brand-sub{font-family:Arial,sans-serif;font-size:9px;letter-spacing:1.6px;margin-left:12px;width:90px;line-height:1.5}.top nav{display:flex;gap:28px}.nav{background:none;border:0;padding:8px 0;color:var(--muted)}.nav.active{color:var(--green);border-bottom:2px solid var(--green)}.version,.eyebrow{font-size:10px;letter-spacing:1.7px;font-weight:600}.version{border:1px solid var(--line);padding:9px 12px;border-radius:20px;color:var(--muted)}main{max-width:1540px;margin:auto;padding:0 4%}.intro{padding:34px 0 28px;display:flex;align-items:center;justify-content:space-between;gap:24px}h1{font:38px/1.15 Georgia,serif;letter-spacing:-1px;margin:10px 0 12px;font-weight:normal}.intro p:not(.eyebrow){color:var(--muted);margin:0;font-size:14px}.eyebrow{color:var(--muted);margin:0 0 12px}.intro-note{font-size:12px;max-width:290px}.intro-note small{display:block;font-size:10px;color:var(--muted);margin:9px 0 0 13px}.dot{display:inline-block;width:6px;height:6px;background:var(--amber);border-radius:50%;margin-right:7px}.workspace{display:grid;grid-template-columns:285px minmax(0,1fr);gap:24px;align-items:start}.controls{background:#fffdf8;border:1px solid var(--line);border-radius:12px;padding:20px;position:sticky;top:12px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}h2{font-size:14px;font-weight:500;margin:0}.text-button,.inline-link{border:0;background:none;padding:0;color:var(--muted);font-size:11px;text-decoration:underline;text-underline-offset:3px}.source-switch{display:flex;padding:4px;background:#eef1e9;border-radius:7px;margin:20px 0}.source-switch button{flex:1;font-size:11px;border:0;background:none;padding:9px 3px;border-radius:5px;color:var(--muted)}.source-switch button.selected{background:white;color:var(--ink);box-shadow:0 1px 3px #243e3510}label{display:block;font-size:12px;margin:15px 0 8px}select,input[type=number]{width:100%;background:#fffdf8;border:1px solid var(--line);border-radius:6px;padding:10px 8px;font-size:11px}input[type=range]{width:100%;accent-color:var(--green);cursor:pointer;min-height:24px;margin:0}input[type=checkbox]{accent-color:var(--green)}.helper{font-size:11px;color:var(--muted);line-height:1.65;margin:12px 0}.primary,.secondary{border-radius:6px;padding:12px 14px;font-size:12px;display:inline-flex;align-items:center;justify-content:space-between;gap:12px}.primary{background:var(--green);color:white;border:1px solid var(--green)}.primary:hover{background:#193e2e}.secondary{background:transparent;border:1px solid var(--line)}.secondary:hover{background:#eef1e9}.full{width:100%;justify-content:center;margin-top:8px}.slider-field label{display:flex;justify-content:space-between;gap:8px}.slider-field output{font-size:11px;color:var(--green)}.slider-field small{font-size:9px;color:var(--muted);line-height:1.6}.toggle-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.toggle-row small{display:block;font-size:9px;color:var(--muted);margin-top:6px;max-width:170px}.toggle-row input{width:30px;height:17px;flex-shrink:0}.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}.advanced{margin:16px 0;font-size:11px;color:var(--muted)}.advanced p{line-height:1.6}.comparison-section{border-top:1px solid var(--line);padding-top:20px;margin-top:22px}.files{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px}.upload-label{margin:0;cursor:pointer}.files select{margin-top:0}.stage-card{border:1px solid var(--line);border-radius:12px;background:#f0f2e9;overflow:hidden}.stage-heading{display:flex;align-items:center;padding:16px 22px;border-bottom:1px solid #dce2d880;gap:14px}.pill{font-size:9px;letter-spacing:1px;background:#dfe7d8;padding:6px 9px;border-radius:3px;white-space:nowrap}.pill.custom{background:#efe1ca}.stage-name{font-size:11px;color:var(--muted);flex:1}.icon-button{border:0;background:none;font-size:20px;min-width:32px;min-height:32px}.stage{height:430px;position:relative;background:radial-gradient(ellipse at 55% 40%,#f8f9f0,#e9eee0)}#tree{display:block;width:100%;height:100%;cursor:crosshair}.stage-caption{position:absolute;top:24px;left:26px;pointer-events:none}.stage-caption .eyebrow{font-size:9px}.stage-caption strong{font:26px Georgia,serif;display:block;margin-bottom:6px}.stage-caption small{font-size:10px;color:var(--muted)}.stage-bottom{position:absolute;left:22px;right:16px;bottom:12px;display:flex;flex-wrap:wrap;gap:15px;align-items:center;font-size:9px;color:var(--muted)}.stage-bottom label{font-size:9px;margin:0;display:flex;align-items:center;gap:5px}.legend-line{display:inline-block;width:14px;border-top:2px solid var(--green);vertical-align:middle;margin-right:5px}.legend-line.dashed{border-top:2px dashed #a89677}.zoom{position:absolute;right:15px;top:20px;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:5px;background:#ffffff80}.zoom button{border:0;background:none;padding:5px 10px;font-size:17px}.transport{display:flex;align-items:center;gap:14px;background:#fffdf8;padding:12px 20px;border-top:1px solid var(--line)}.play{border:0;background:var(--green);color:white;width:36px;height:36px;border-radius:50%;flex-shrink:0}.transport select{width:58px;padding:6px}.transport input{flex:1;min-width:40px}.transport span{font-size:10px;min-width:60px}.outcome{font-size:11px;padding:12px 20px;background:#e3ebdc;line-height:1.5}.outcome.warning{background:#f0e5d3;color:#795229}.outcome.error{background:#f0dfd8;color:var(--red)}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:22px 0}.metrics>div{padding:0 18px;border-right:1px solid var(--line)}.metrics>div:first-child{padding-left:0}.metrics>div:last-child{border:0}.metrics span{display:block;font-size:10px;color:var(--muted);margin-bottom:9px}.metrics strong{display:block;font:26px Georgia,serif;font-weight:normal}.metrics small{display:block;font-size:9px;color:var(--muted);margin-top:7px;line-height:1.4}.charts{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(200px,1fr);gap:20px}.chart-card,.inspect-card{border:1px solid var(--line);background:#fffdf8;border-radius:10px;padding:20px}.chart-card select{width:auto;max-width:160px;padding:7px;font-size:10px}.chart-card canvas{height:185px;width:100%;display:block}.chart-card p,.inspect-card p{font-size:10px;color:var(--muted);line-height:1.6}.inspect-card h2{font-family:Georgia,serif;font-size:19px}.inspect-card dl{font-size:11px;display:grid;grid-template-columns:1fr 1fr;gap:6px}.inspect-card dd{margin:0;text-align:right}.inspect-card dt{color:var(--muted)}.inspect-card small{font-size:9px;color:var(--muted);line-height:1.6}.mini-metrics{border-top:1px solid var(--line);padding-top:12px;display:grid;gap:8px;margin:14px 0}.mini-metrics span{display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}.mini-metrics b{font-weight:500;color:var(--ink)}.bottom-note{font-size:11px;color:var(--muted);max-width:830px;line-height:1.7;margin:25px 0 35px}.model-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-bottom:25px}.paper{border:1px solid var(--line);border-radius:10px;background:#fffdf8;padding:28px}.paper h2{font:24px Georgia,serif;margin-bottom:18px}.paper p{font-size:13px;line-height:1.8;color:var(--muted)}.paper small{font-size:11px;line-height:1.7;color:var(--muted)}.paper label{font-size:12px;margin-top:24px}.paper textarea{width:100%;border:1px solid var(--line);background:#f2f3eb;padding:14px;border-radius:6px;font:12px/1.7 monospace;resize:vertical;min-height:72px;margin-bottom:10px}.paper .code-editor{height:360px;font-size:11px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.model-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin:40px 0}.model-notes h3{font:23px Georgia,serif}.model-notes p{font-size:12px;line-height:1.7;color:var(--muted)}.number{font:12px monospace;color:var(--amber)}.limits{margin-bottom:40px}.paper a{color:var(--green);text-underline-offset:3px}.sources-list{padding-left:18px}.sources-list li{margin-bottom:20px}.sources-list a{font-size:14px}.sources-list p{font-size:12px;margin:7px 0}.download-link{display:block;margin:20px 0;font-size:12px}footer{border-top:1px solid var(--line);padding:22px 4%;display:flex;justify-content:space-between;font-size:10px;color:var(--muted);gap:10px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--green);color:white;padding:13px 22px;border-radius:8px;font-size:12px;box-shadow:0 4px 15px #0002;display:none;z-index:5;max-width:90vw}button:disabled{opacity:.5;cursor:wait}
@media(min-width:1400px){.stage{height:480px}}@media(max-width:1000px){.workspace{grid-template-columns:245px minmax(0,1fr);gap:16px}.controls{padding:16px}.charts{grid-template-columns:1fr}.metrics strong{font-size:22px}.intro-note{display:none}.brand-sub{display:none}}@media(max-width:700px){main{padding:0 16px}.top{padding:16px;gap:12px;flex-wrap:wrap}.brand{font-size:27px}.brand-mark{font-size:28px}.top nav{gap:20px;order:3;width:100%}.nav{font-size:12px}.version{font-size:8px}.intro{padding:25px 0 22px}h1{font-size:31px}.workspace{display:flex;flex-direction:column}.controls{width:100%;position:static}.visuals{width:100%;min-width:0}.stage{height:400px}.stage-caption{top:18px;left:18px}.stage-caption strong{font-size:22px}.stage-bottom{gap:10px;font-size:8px}.metrics{grid-template-columns:repeat(2,1fr);gap:22px 0}.metrics>div:nth-child(3){padding-left:0}.metrics>div:nth-child(2){border:0}.transport{gap:8px;padding:10px}.transport span{font-size:9px;min-width:45px}.model-grid,.model-notes{grid-template-columns:1fr}.paper{padding:20px}.stage-heading{padding:12px;gap:10px}.stage-name{font-size:9px}.charts{gap:16px}.source-switch{margin:12px 0}footer{font-size:9px}.two-fields{gap:16px}}