@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');
:root{--ink:#1c292b;--muted:#687575;--line:#e0e5e1;--paper:#f7f8f4;--white:#fff;--green:#18594f;--mint:#e8f2eb;--amber:#896029;--sand:#fbf2df;--mono:'IBM Plex Mono',ui-monospace,monospace;--sans:'DM Sans',system-ui,sans-serif}
*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font:15px/1.55 var(--sans)}a{color:var(--green);text-underline-offset:3px}button,input,select{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #87b7a5;outline-offset:2px}button:disabled{opacity:.35;cursor:default}button{border:1px solid var(--line);background:white;color:var(--ink);border-radius:6px;padding:8px 12px}.quiet{background:transparent;border:0;font-size:13px}.topbar{height:86px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:var(--white)}.brand{display:flex;gap:13px;align-items:center;text-decoration:none;color:var(--ink);font-size:21px;line-height:1.1}.brand b{font-weight:650}.brand small{display:block;font:9px/1.6 var(--mono);letter-spacing:2px;margin-top:5px;color:var(--muted)}.mark{font-size:29px;display:grid;place-items:center;border:1px solid #aabbb0;width:42px;height:42px;border-radius:10px;color:var(--green)}.topmeta{font:11px var(--mono);color:var(--muted);display:flex;align-items:center;gap:8px}.dot{width:6px;height:6px;border-radius:50%;background:#467b63}.workspace{display:grid;grid-template-columns:326px minmax(0,1fr);min-height:calc(100vh - 86px)}.sidebar{border-right:1px solid var(--line);background:#fff;position:sticky;top:0;max-height:calc(100vh - 0px);display:flex;flex-direction:column;align-self:start}.sidehead{padding:28px 22px 20px}.eyebrow{font:10px var(--mono);font-weight:500;letter-spacing:1.6px;color:var(--muted)}h2{font-weight:550;letter-spacing:-.6px;margin:10px 0 8px;font-size:24px}.sidehead p{font-size:12px;color:var(--muted);margin:0 0 20px}.search{display:flex;align-items:center;border:1px solid var(--line);border-radius:6px;padding:0 11px;gap:8px;background:#fbfcfa}.search span{font-size:23px;color:var(--muted)}input{min-width:0}.search input{width:100%;padding:11px 0;border:0;outline:0;background:transparent;font-size:12px}.sidehead select{width:100%;border:1px solid var(--line);padding:8px;margin-top:9px;background:white;border-radius:5px;font-size:12px;color:var(--muted)}.prlist{overflow:auto;flex:1;min-height:300px;max-height:calc(100vh - 460px)}.pritem{border:0;border-top:1px solid #edf0ec;display:block;width:100%;text-align:left;border-radius:0;padding:15px 22px;background:#fff}.pritem:hover{background:#f5f8f3}.pritem.active{background:var(--mint);box-shadow:inset 3px 0 var(--green)}.prtop{display:flex;justify-content:space-between;gap:10px;font:10px var(--mono);color:var(--muted)}.pritem strong{font-weight:550;font-size:12px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:7px 0}.prbottom{display:flex;justify-content:space-between;gap:4px;font-size:10px;color:var(--muted)}.pagination{padding:13px 22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font:10px var(--mono);color:var(--muted)}.pagination button{padding:3px 10px}.sidefoot{padding:16px 22px;font-size:10px;color:var(--muted);border-top:1px solid var(--line)}main{padding:38px 42px 60px;min-width:0;max-width:1500px}.construction-header{display:flex;justify-content:space-between;gap:24px}.construction-header h1{font-size:29px;line-height:1.23;font-weight:550;letter-spacing:-.9px;margin:12px 0;max-width:850px}.meta{font-size:12px;color:var(--muted);margin:8px 0}.badge{display:inline-flex;align-items:center;border:1px solid #d3ddd4;border-radius:99px;padding:3px 9px;font:9px var(--mono);letter-spacing:.3px;color:var(--green);background:#f4f8f3;white-space:nowrap}.badge.amber{color:var(--amber);border-color:#e9dbb9;background:#fcf6e9}.sourcebutton{white-space:nowrap;text-decoration:none;align-self:start;font-size:11px;border:1px solid var(--line);padding:9px 12px;background:white;border-radius:6px}.facts{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:8px;margin:26px 0 24px;overflow:hidden;background:white}.fact{padding:18px 20px;border-right:1px solid var(--line)}.fact:last-child{border:0}.fact .label{font:9px var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:1px}.fact .value{font:20px var(--mono);margin:9px 0 5px;overflow-wrap:anywhere}.fact .small{font-size:10px;color:var(--muted)}.tabbar{display:flex;border-bottom:1px solid #ccd8ce;gap:22px;margin-bottom:26px;overflow:auto}.tabbar button{border:0;border-bottom:2px solid transparent;background:none;padding:0 0 12px;border-radius:0;color:var(--muted);font-size:12px;white-space:nowrap}.tabbar button.active{color:var(--green);border-bottom-color:var(--green);font-weight:650}.notice{padding:17px 19px;border:1px solid #e9dcbe;border-radius:6px;background:var(--sand);font-size:12px;line-height:1.65;color:#70572c;margin-bottom:22px}.notice strong{display:block;color:#6d4c20;margin-bottom:5px}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:22px}.panel{border:1px solid var(--line);border-radius:8px;padding:24px;background:white;margin-bottom:22px}.panel h3{font-size:17px;font-weight:550;margin:8px 0 14px;letter-spacing:-.3px}.panel p{font-size:12px;color:var(--muted);line-height:1.7}.big-number{font:27px/1.6 var(--mono);color:var(--green);overflow-wrap:anywhere;letter-spacing:-.6px;margin:16px 0}.tower sup{font-size:.65em;line-height:0}.caption{font-size:10px;color:var(--muted)}.rule{border-top:1px solid var(--line);margin:22px 0}.costlist{list-style:none;padding:0;margin:0}.costlist li{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid #ecf0eb;font-size:11px}.costlist li:last-child{border:0}.costlist b{font:11px var(--mono);text-align:right;max-width:65%;overflow-wrap:anywhere}.amber-text{color:var(--amber)}.field{display:block;margin:16px 0}.field>span{font-size:11px;font-weight:550;display:block;margin-bottom:6px}.field input,.field select{width:100%;border:1px solid #d8e0d9;border-radius:5px;padding:9px 10px;font:12px var(--mono);background:#fbfcfa}.field small{font-size:10px;color:var(--muted);display:block;margin-top:4px}.fieldrow{display:grid;grid-template-columns:1fr 1fr;gap:12px}.green-button{width:100%;background:var(--green);border-color:var(--green);color:white;font-size:12px;padding:11px 14px}.mini-link{font-size:11px;cursor:pointer;background:transparent;border:0;padding:0;color:var(--green);text-decoration:underline}.scenario-result{background:#f1f6f0;padding:16px;border:1px solid #d9e5d7;border-radius:6px}.scenario-result .big-number{font-size:19px;margin:8px 0}.scenario-result p{font-size:10px;margin:5px 0}.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:10px;color:var(--muted);margin-bottom:10px}.key{display:inline-block;width:15px;border-top:2px solid #1c6653;vertical-align:middle;margin-right:5px}.key.dashed{border-top-style:dashed;border-color:#ad8451}.plot{width:100%;height:260px;display:block}.plot text{font:10px var(--mono);fill:#7a8580}.plot .baseline{stroke:#849b8a;stroke-dasharray:5 5}.plot .curve{stroke:#21674e;stroke-width:2.5;fill:none}.plot .grid{stroke:#e8eee7;stroke-width:1}.evidence{margin:16px 0;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:6px}.evidence .kind{font:9px var(--mono);letter-spacing:.6px;color:var(--green);text-transform:uppercase}.evidence blockquote{margin:9px 0;font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere}.evidence small{font-size:10px;color:var(--muted)}.formula{font:15px/1.8 var(--mono);background:#f2f5f0;padding:16px;border-radius:6px;overflow:auto}.source-table{border-collapse:collapse;width:100%;font-size:11px}.source-table th{font:9px var(--mono);text-transform:uppercase;letter-spacing:.4px;color:var(--muted);text-align:left;border-bottom:1px solid var(--line);padding:10px 12px}.source-table td{padding:14px 12px;border-bottom:1px solid #edf0eb;vertical-align:top;overflow-wrap:anywhere}.tablewrap{overflow:auto}.section-title{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:28px}.section-title h3{font-size:18px;font-weight:550}.section-title span{font:10px var(--mono);color:var(--muted)}details{font-size:11px;margin:12px 0}summary{cursor:pointer;color:var(--green)}pre{font:11px/1.6 var(--mono);overflow:auto;background:#f3f5f1;padding:15px}.unknown-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.unknown{padding:16px;border:1px dashed #d7ddd2;border-radius:6px;background:#fafbf7;font-size:11px}.unknown b{display:block;margin-bottom:6px;font-weight:550}.muted{color:var(--muted)}.empty,.loading{padding:35px 20px;color:var(--muted);font-size:13px}.footnote{font-size:10px;color:var(--muted);margin-top:26px;border-top:1px solid var(--line);padding-top:18px}dialog{max-width:720px;width:calc(100vw - 40px);border:1px solid var(--line);border-radius:12px;padding:36px;color:var(--ink);max-height:90vh;overflow:auto}dialog::backdrop{background:#0d211a77;backdrop-filter:blur(3px)}dialog h2{font-size:30px}dialog h3{font-size:16px}dialog p{font-size:13px;color:var(--muted)}.close{float:right;border:0;font-size:22px;padding:0 5px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:10px 20px;background:var(--ink);color:white;border-radius:7px;font-size:12px;display:none;z-index:10}.missing{color:var(--amber)}.baseline-tag{font:10px var(--mono);padding:8px 10px;background:#eff3ef;display:inline-block;border-radius:4px}
@media(min-width:1600px){main{padding-left:54px;padding-right:54px}.workspace{grid-template-columns:350px minmax(0,1fr)}}@media(max-width:1150px){.workspace{grid-template-columns:275px minmax(0,1fr)}main{padding:28px 25px}.content-grid{grid-template-columns:1fr}.scenario-panel{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.scenario-panel h3,.scenario-panel .eyebrow,.scenario-panel .scenario-result,.scenario-panel .green-button,.scenario-panel>p{grid-column:1/-1}.facts .value{font-size:16px}.topmeta{display:none}}@media(max-width:760px){.topbar{height:72px;padding:0 18px}.workspace{display:block}.sidebar{position:relative;max-height:350px;border-right:0;border-bottom:1px solid var(--line)}.sidehead{padding:18px}.sidehead h2,.sidehead .eyebrow,.sidehead p,.sidefoot{display:none}.sidehead select{margin-top:7px}.prlist{min-height:0;max-height:145px}.pritem{padding:12px 18px}.pagination{padding:7px 18px}.construction-header h1{font-size:23px}.construction-header{display:block}.sourcebutton{display:inline-block;margin-top:8px}.facts{grid-template-columns:1fr}.fact{border-right:0;border-bottom:1px solid var(--line);padding:12px 16px}.fact .value{font-size:19px;margin:5px 0}.fact .label{font-size:8px}.content-grid,.unknown-grid{display:block}.unknown{margin-bottom:10px}.panel{padding:18px}.big-number{font-size:22px}.scenario-panel{display:block}.tabbar{gap:18px}.brand{font-size:18px}.topbar .quiet{font-size:10px;max-width:110px;text-align:right}main{padding:24px 18px}.source-table td{padding:11px 8px}.source-table th{padding:10px 8px}}
.operation-controls{display:grid;grid-template-columns:1fr 1fr;gap:28px}.operation-controls input[type=range]{padding:8px 0;accent-color:var(--green);width:100%}.operation-controls output{font:16px var(--mono);color:var(--green)}.operation-metrics{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:12px 0}.operation-metrics b{display:block;font:22px var(--mono);overflow-wrap:anywhere}.operation-metrics span{font-size:11px;color:var(--muted)}@media(max-width:760px){.operation-controls{display:block}.operation-metrics{display:block}.operation-metrics div{margin-bottom:12px}}

#rhoSlider{width:100%;accent-color:var(--green);padding:8px 0}#rhoValue{font:16px var(--mono);color:var(--green)}

.history-title{font-size:34px;font-weight:550;letter-spacing:-1px;margin:12px 0}.history-intro{max-width:780px;color:var(--muted);margin:0 0 24px}.history-controls{display:grid;grid-template-columns:1.5fr 1fr;gap:20px;margin:22px 0}.history-controls label{font-size:11px;color:var(--muted)}.history-controls input,.history-controls select{display:block;width:100%;margin-top:7px;padding:10px;border:1px solid var(--line);border-radius:5px;background:white;font-size:12px}.history-legend{display:flex;flex-wrap:wrap;gap:20px;font-size:11px;color:var(--muted);margin:16px 0}.history-unknown-key{display:inline-block;width:8px;height:8px;background:#a8aaa3;border-radius:50%;margin-right:6px}.history-bound-key{font-style:normal;color:var(--green);margin-right:6px}.history-plot{width:100%;display:block;min-height:260px}.history-plot text{font:11px var(--mono);fill:#687575}.history-plot .grid{stroke:#e5eae3}.history-plot [role=button]{cursor:pointer}.history-plot [role=button]:focus{outline:none;stroke:#184f46;stroke-width:3px}.history-bound-formula{font:17px/2 var(--mono);overflow-wrap:anywhere;background:var(--mint);padding:15px;border-radius:6px;color:var(--green)}.history-pagination{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:20px;font-size:11px}@media(max-width:760px){.history-title{font-size:27px}.history-controls{grid-template-columns:1fr;gap:12px}.history-plot{min-height:0}.history-bound-formula{font-size:13px}.history-legend{gap:10px}.history-pagination{gap:8px}}

.history-scale{font-size:11px;color:var(--muted);display:block;margin:14px 0}.history-scale select{margin-left:10px;padding:6px;border:1px solid var(--line);border-radius:5px;background:white;font-size:11px}
.header-actions{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:4px 10px}.header-actions a.quiet{text-decoration:none;color:var(--ink)}
@media(max-width:760px){.topbar{height:auto;min-height:72px;gap:10px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.header-actions{gap:3px 9px}.topbar .header-actions .quiet{font-size:11px;padding:5px 0}.topbar .brand{flex-shrink:0}}