:root{--ink:#16283c;--muted:#5d6c7c;--line:#dce4ec;--bg:#f3f6fa;--green:#007e67;--blue:#2176b9;--white:#fff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,'Segoe UI',Arial,sans-serif;font-size:16px;line-height:1.5}header{padding:20px 3.5%;display:flex;justify-content:space-between;align-items:center;background:var(--white);border-bottom:1px solid var(--line);gap:16px}.brand{display:flex;gap:13px;align-items:center;font-size:19px;font-weight:700}.mark{display:grid;place-items:center;background:var(--ink);color:#fff;border-radius:10px;width:44px;height:44px;font-size:16px}.brand small{display:block;font-size:11px;letter-spacing:1.7px;font-weight:500;color:var(--muted);margin-top:3px}.header-actions{display:flex;align-items:center;gap:12px}.edition,.tag{font-size:13px;color:var(--muted)}button,select,input{font:inherit}button{border:1px solid var(--line);border-radius:7px;background:white;color:var(--ink);padding:9px 14px;cursor:pointer}button:hover{background:#eaf1f7}button.primary{background:var(--ink);color:white;border-color:var(--ink)}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #21b4c6;outline-offset:3px}main{max-width:1600px;margin:auto;padding:30px 3.5%}.intro{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:25px}h1{font-size:30px;letter-spacing:-.8px;line-height:1.2;margin:6px 0 9px}h2{font-size:19px;letter-spacing:-.3px;margin:0}h3{font-size:15px}.intro p{margin:0;color:var(--muted)}.eyebrow{font-size:11px!important;font-weight:700;letter-spacing:1.6px;margin:0 0 5px!important;color:var(--muted)}.status{font-size:14px;background:#e1f1ec;color:#00674e;padding:8px 13px;border-radius:6px;max-width:380px}.status.warning{background:#fff0d1;color:#744b00}.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.kpi{padding:21px 22px;background:white;border:1px solid var(--line);border-radius:10px;border-top:3px solid transparent}.kpi:first-child{background:var(--ink);color:white;border-color:var(--ink);border-top-color:#22c7a3}.kpi label{font-size:14px;display:block;color:var(--muted)}.kpi:first-child label,.kpi:first-child small{color:#c6d6e1}.kpi strong{display:block;font-size:32px;letter-spacing:-1px;margin:6px 0}.kpi small{font-size:13px;color:var(--muted)}.workspace{display:grid;grid-template-columns:300px minmax(0,1fr);gap:22px}.panel{background:white;border:1px solid var(--line);border-radius:10px;padding:23px;margin-bottom:22px}.explorer{align-self:start;padding:22px}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:18px}.muted{color:var(--muted);font-size:14px}.fine{font-size:12px;color:var(--muted)}.control-group{border-top:1px solid var(--line);margin-top:20px;padding-top:3px}.control-group h3{text-transform:uppercase;letter-spacing:1.3px;font-size:12px}.control{margin-bottom:17px}.control-top{display:flex;gap:8px;align-items:center;justify-content:space-between}.control label{font-size:14px}.control label span{color:var(--muted);font-size:12px}.param-sym{font-family:'Cambria Math',Cambria,Georgia,'Times New Roman',serif;font-style:italic}.param-sym sub{font-style:normal;font-size:.72em}.control label .param-sym{color:var(--muted);font-size:13px;margin-left:3px}td .param-sym{font-size:15px;font-style:italic}.control input[type=number]{width:76px;border:1px solid var(--line);border-radius:5px;padding:4px 5px;font-size:14px;text-align:right}.control input[type=range]{width:100%;accent-color:var(--green);height:20px;margin:6px 0 0}.unit{font-size:12px;color:var(--muted)}.delivery{font-size:14px;display:block;border-top:1px solid var(--line);padding-top:16px}.delivery strong{display:block}.policy{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.policy-item{padding:0 0 12px;border-bottom:1px solid var(--line)}.policy-item label{display:block;color:var(--muted);font-size:13px}.policy-item strong{display:block;font-size:23px;margin:5px 0}.policy-item small{font-size:12px;color:var(--muted)}.split{display:grid;grid-template-columns:1fr 1fr;gap:18px}.split .panel{padding:22px}.breakdown-row{margin:16px 0}.breakdown-label{display:flex;justify-content:space-between;font-size:14px;gap:10px}.bar-track{height:7px;background:#edf2f7;border-radius:4px;overflow:hidden;margin-top:7px}.bar-fill{height:100%;background:var(--blue);border-radius:4px}.green .bar-fill{background:var(--green)}.breakdown-total{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:14px;margin-top:20px;font-size:14px}.chart{width:100%;height:auto;display:block}.chart text{font-family:Inter,'Segoe UI',Arial,sans-serif;font-size:13px;fill:var(--muted)}.chart-controls{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:12px 0}.chart-controls label{font-size:14px;color:var(--muted)}select{padding:7px 10px;border:1px solid var(--line);border-radius:6px;max-width:100%;background:white;color:var(--ink)}.table-wrap{overflow:auto;max-height:450px}table{border-collapse:collapse;width:100%;font-size:13px;white-space:nowrap}th,td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:right}th:first-child,td:first-child{text-align:left}thead th{position:sticky;top:0;background:#eef3f8;z-index:1;font-weight:600}th button{background:transparent;border:0;padding:0;font-size:13px}.positive{color:#007a62}.negative{color:#ae453c}.table-note{font-size:12px;color:var(--muted)}.methods{margin-top:4px;font-size:14px}.methods summary{cursor:pointer;font-weight:600}.formula{font-family:Consolas,monospace;padding:12px;background:#f3f6fa;overflow:auto;white-space:pre-wrap;font-size:13px}.methods-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.legend{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--muted)}.legend i{display:inline-block;width:9px;height:9px;margin-right:6px;border-radius:2px}.note{background:#f1f7fb;border-left:3px solid var(--blue);padding:12px 15px;font-size:13px;color:#425c70}.range-box{display:flex;align-items:center;gap:14px}.range-box input{flex:1;accent-color:var(--blue)}footer{display:flex;justify-content:space-between;padding:16px 0 8px;font-size:13px;color:var(--muted)}
/* Article notation: mathematical italics, true subscripts and accent positioning. */
/* Keep all sensitivity measures visible at the standard desktop width. */
#sensitivity-table{font-size:12px}
#sensitivity-table th button{font-size:12px}
#sensitivity-table th,#sensitivity-table td{padding-left:4px;padding-right:4px}
#sensitivity-table th:first-child,#sensitivity-table td:first-child{white-space:normal;min-width:115px;max-width:145px}
math.param-sym{font-family:'Cambria Math','STIX Two Math',math;font-style:normal;font-size:1.1em;white-space:nowrap;vertical-align:baseline;line-height:1.6}
.control label math.param-sym{font-size:16px;color:var(--ink);margin-left:4px}
td math.param-sym{font-size:18px;font-style:normal}
.selected-symbol{display:inline-flex;align-items:center;min-width:1.5em;font-size:20px}
.selected-symbol:empty{display:none}
.formula{font-family:'Cambria Math',Cambria,'Times New Roman',serif;font-size:16px;line-height:1.9}
#source-overlay{position:fixed;inset:0;background:rgba(16,32,48,.55);display:flex;align-items:center;justify-content:center;padding:4vh 4vw;z-index:1000}
#source-overlay[hidden]{display:none}
.source-panel{background:var(--white);border-radius:12px;width:min(1080px,100%);max-height:92vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 24px 70px rgba(10,22,36,.35)}
.source-head{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 20px;border-bottom:1px solid var(--line)}
.source-title{font-weight:700;font-size:15px}
.source-actions{display:flex;gap:8px;align-items:center}
.source-close{font-size:20px;line-height:1;padding:4px 12px}
.source-tabs{display:flex;gap:6px;flex-wrap:wrap;padding:12px 20px 0}
.source-tab{font-size:13px;padding:7px 12px;border-radius:7px 7px 0 0;border-bottom-color:transparent}
.source-tab.is-active{background:var(--ink);color:#fff;border-color:var(--ink)}
.source-status{padding:8px 20px;font-size:12px;color:var(--muted);border-bottom:1px solid var(--line)}
.source-view{margin:0;padding:16px 20px;overflow:auto;flex:1;background:#f7f9fc;font-family:Consolas,'SF Mono',Menlo,monospace;font-size:12.5px;line-height:1.55;white-space:pre;tab-size:2;color:#1d2b3a}
.source-fallback{font-family:Inter,'Segoe UI',Arial,sans-serif;font-size:14px;white-space:normal;color:var(--muted)}
.source-fallback a{color:var(--blue)}
.header-actions{flex-wrap:wrap}.source-head,.source-actions{flex-wrap:wrap}.source-view{min-height:200px;font-size:14px}.source-tab{font-size:14px}.source-actions button:disabled{opacity:.5;cursor:wait}
@media(max-width:740px){.source-view{font-size:12px}.source-panel{width:100%;max-height:96vh}}@media(min-width:1400px){h1{font-size:34px}.workspace{grid-template-columns:320px minmax(0,1fr)}}@media(max-width:1050px){.split{grid-template-columns:1fr}.kpis{grid-template-columns:repeat(2,1fr)}.workspace{grid-template-columns:270px minmax(0,1fr)}.policy{grid-template-columns:repeat(2,1fr)}.kpi strong{font-size:27px}}@media(max-width:740px){header,.intro{align-items:flex-start;flex-direction:column}.header-actions{flex-wrap:wrap}.edition{display:none}.workspace{display:flex;flex-direction:column}.explorer{width:100%}#controls{max-height:370px;overflow:auto;padding-right:8px}.kpis{gap:10px}.kpi{padding:15px}.kpi strong{font-size:25px}.panel{padding:18px}.policy{grid-template-columns:repeat(2,1fr)}h1{font-size:28px}.methods-grid{grid-template-columns:1fr}footer{display:block}footer span{display:block}.panel-head{flex-wrap:wrap}}