:root{--paper:#f6f5ef;--ink:#1d302d;--muted:#4b5b56;--accent:#17604c;--line:#cbd6cb;--panel:#e7eee5;--white:#fffefa;--focus:#8a371c;--warm:#fbf1e5;--warn:#82471f}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--accent);text-underline-offset:.22em}a:hover{text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--focus);outline-offset:5px}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.7}button,input[type=radio]{accent-color:var(--accent)}[hidden]{display:none!important}.wrap{max-width:1160px;margin:auto;padding:0 32px}.skip{position:absolute;top:-100px;left:12px;background:var(--white);padding:12px;z-index:10}.skip:focus{top:8px}header{border-bottom:1px solid var(--line)}.mast{display:flex;justify-content:space-between;gap:24px;align-items:center;padding-block:23px}.identity{display:flex;align-items:center;gap:12px;color:var(--ink);font-size:14px;font-weight:650;text-decoration:none;line-height:1.35}.identity small{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:4px}.monogram{display:grid;place-items:center;width:39px;height:39px;border:1px solid var(--accent);font-family:Georgia,serif;font-size:20px;font-weight:400;color:var(--accent)}nav{display:flex;gap:23px;flex-wrap:wrap;font-size:13px}nav a{color:var(--ink);text-decoration:none}h1,h2,h3{font-family:Georgia,"Times New Roman",serif;font-weight:400;letter-spacing:-.035em;line-height:1.12;margin:0 0 22px}h1{font-size:clamp(41px,6vw,76px);max-width:960px}h2{font-size:clamp(30px,3.7vw,46px)}h3{font-size:27px}p{margin:0 0 18px}.hero{padding:76px 0 54px}.hero h1 em{color:var(--accent);font-style:normal}.kicker{font-size:11px;font-weight:750;text-transform:uppercase;letter-spacing:.14em;color:var(--accent);margin:0 0 21px}.lead{max-width:800px;font-size:21px;line-height:1.6}.reading{max-width:780px}.note,.meta,.fine{color:var(--muted)}.note,.meta{font-size:14px}.fine{font-size:12px}.meta{margin-top:18px}.actions,.links{display:flex;flex-wrap:wrap;align-items:center;gap:13px}.actions{margin:26px 0 0}.links{gap:20px;margin:22px 0 0;font-size:14px}.button{display:inline-flex;justify-content:center;align-items:center;min-height:46px;padding:10px 18px;border:1px solid var(--accent);border-radius:3px;background:transparent;color:var(--accent);font-size:14px;font-weight:600;text-decoration:none}.button.primary{background:var(--accent);color:var(--white)}.button:hover{box-shadow:inset 0 0 0 1px currentColor}.section{padding:53px 0;border-top:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:25px}.section-head h2{margin-bottom:0}.section-head>p{margin:0;max-width:300px}.feature{border:1px solid var(--line);background:var(--white);display:grid;grid-template-columns:1.7fr 1fr}.feature-copy{padding:35px}.feature-title{font-size:clamp(34px,4.4vw,54px);margin-bottom:13px}.feature-title a{color:var(--ink);text-decoration:none}.feature-title a:hover{text-decoration:underline}.subtitle{font-size:19px;max-width:600px}.feature-aside{background:var(--panel);padding:35px;border-left:1px solid var(--line)}.mini-title{font-family:inherit;font-size:14px;font-weight:700;letter-spacing:0;line-height:1.4;margin:0 0 18px}.program-step{border-top:1px solid var(--line);padding:13px 0;font-size:14px}.program-step strong{display:block;color:var(--accent);font-size:11px;font-weight:700;letter-spacing:.04em;margin-bottom:3px}.program-step span{color:var(--muted);font-size:13px}.program-step:last-child{padding-bottom:0}.tag{display:inline-block;font-size:11px;font-weight:650;letter-spacing:.025em;color:var(--accent);margin:0 0 16px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.project{padding:29px;background:var(--white);border:1px solid var(--line);display:flex;flex-direction:column;min-width:0}.project p{font-size:16px}.project .links{margin-top:auto;padding-top:20px}.project h3 a{color:var(--ink);text-decoration:none}.project h3 a:hover{text-decoration:underline}.project details{margin-top:0}.project .scope{font-size:13px}.rule{border-left:3px solid var(--accent);padding:2px 0 2px 18px;margin-top:24px;color:var(--muted);font-size:14px}.split{display:grid;grid-template-columns:1fr 1.35fr;gap:52px}.plain-title{font-family:inherit;font-size:17px;font-weight:650;letter-spacing:0;line-height:1.5}details{border-top:1px solid var(--line);padding:16px 0;font-size:14px;color:var(--muted)}summary{font-weight:650;color:var(--ink);cursor:pointer;line-height:1.5}details>div{padding-top:16px}details p:last-child{margin-bottom:0}code{font-size:.9em;overflow-wrap:anywhere}pre{padding:18px;background:var(--panel);white-space:pre-wrap;word-break:break-word;font-size:12px;max-height:350px;overflow:auto}.lab{background:var(--panel);border:1px solid var(--line);padding:28px}.lab-intro{max-width:790px}.controls{padding:0;margin:20px 0 22px;border:0}.controls legend{font-size:14px;font-weight:650;margin-bottom:10px}.choices{display:flex;gap:10px;flex-wrap:wrap}.choice{display:flex;align-items:center;gap:9px;margin:0;padding:9px 13px;border:1px solid var(--line);background:var(--white);font-size:14px;cursor:pointer;min-height:46px}.choice:has(input:checked){border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.choice input{width:17px;height:17px;flex-shrink:0;margin:0}.history{background:var(--white);border:1px solid var(--line);min-width:0}.history-top{padding:20px 22px 10px}.history h3{font-family:inherit;font-size:17px;font-weight:650;letter-spacing:0;margin:0}.history .tag{margin-bottom:7px}.graph{display:block;width:100%;height:auto;max-height:185px}.graph text{font-family:system-ui,sans-serif;fill:var(--ink);font-size:14px;text-anchor:middle}.graph .box{fill:var(--white);stroke:var(--accent);stroke-width:1.5}.graph .edge{fill:none;stroke:var(--accent);stroke-width:1.6}.graph .unavailable{stroke:var(--muted);stroke-dasharray:4 4;opacity:.55}.graph .lost{stroke:var(--warn);stroke-dasharray:4 4;opacity:.7}.graph .reopened{fill:var(--warm);stroke:var(--warn)}.graph text.small{font-size:10px;fill:var(--muted)}.saved{border-top:1px solid var(--line);padding:16px 22px;background:var(--paper);min-height:137px}.saved p{font-size:14px;margin-bottom:5px}.saved .tag{margin-bottom:6px}.saved .memory-note{font-size:12px;color:var(--muted)}.eventbar{border-top:1px solid var(--line);margin-top:24px;padding-top:22px;display:flex;gap:20px;align-items:center;justify-content:space-between}.eventbar p{margin:0;max-width:535px;font-size:14px}.eventbar .actions{margin:0;flex-shrink:0}.outcomes{margin-top:22px}.outcome{padding:18px 20px;border:1px solid var(--line);background:var(--white)}.outcome.loss{background:var(--warm)}.outcome h3{font:650 17px/1.4 system-ui,sans-serif;letter-spacing:0;margin-bottom:8px}.outcome p{font-size:13px;margin:0}.verdict{padding:23px;margin-top:20px;background:var(--white);border-left:3px solid var(--accent)}.verdict.conflict{border-color:var(--warn)}.verdict h3{font-size:27px;margin-bottom:12px}.verdict p{font-size:15px;margin-bottom:8px}.verdict .note{font-size:13px;margin-bottom:0}.lab details{margin-top:18px;padding-bottom:0}.state-note{font-size:12px;color:var(--muted);margin:16px 0 0}.case{padding:29px;border:1px solid var(--line);background:var(--white)}.case-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:24px}.case-steps article{border-top:1px solid var(--line);padding-top:16px}.case-steps p{font-size:14px}.case-steps h3{font-family:inherit;font-size:16px;font-weight:650;letter-spacing:0;line-height:1.5;margin-bottom:10px}.case-steps .tag{margin-bottom:8px}.evidence-levels{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:24px}.evidence-levels article{border-top:2px solid var(--line);padding-top:14px}.evidence-levels h3{font:650 16px/1.4 system-ui,sans-serif;letter-spacing:0;margin-bottom:10px}.evidence-levels p{font-size:13px}.contact{padding:48px 36px;background:var(--panel);border:1px solid var(--line);margin:0 0 56px}.contact .lead{font-size:19px}.jump-links{display:flex;gap:20px;flex-wrap:wrap;font-size:14px;margin-top:25px}.quote{font:400 clamp(23px,3vw,32px)/1.4 Georgia,serif;max-width:780px;margin:24px 0}.contents{display:grid;grid-template-columns:1fr 1fr;gap:20px}.contents article{border-top:1px solid var(--line);padding-top:20px}.contents h3{font-size:26px}.contents p{font-size:15px}.hash{font-size:12px;overflow-wrap:anywhere}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}caption{text-align:left;font-weight:650;margin-bottom:13px}th,td{text-align:left;vertical-align:top;padding:13px 12px;border-bottom:1px solid var(--line)}th:first-child,td:first-child{padding-left:0}.chart-box{background:var(--white);border:1px solid var(--line);padding:24px}.chart{display:block;width:100%;height:auto}.chart text{font-family:system-ui,sans-serif;font-size:12px;fill:var(--muted)}.chart .axis{stroke:var(--line);stroke-width:1}.chart .curve{fill:none;stroke:var(--accent);stroke-width:2.5}.chart .marker{fill:var(--accent);stroke:var(--white);stroke-width:3}.step-controls{display:flex;gap:18px;align-items:center;margin-top:24px;flex-wrap:wrap}.step-controls label{font-size:14px;font-weight:650;flex:1;min-width:170px}.step-controls input{width:100%;accent-color:var(--accent);margin-top:12px;min-height:28px}.step-card{margin-top:25px;display:grid;grid-template-columns:1fr 1fr;gap:20px}.step-card>div{padding:20px;background:var(--panel);min-width:0}.exact{font:400 clamp(23px,3.5vw,38px)/1.25 Georgia,serif;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}.count{font-variant-numeric:tabular-nums}dl{margin:0}dt{font-size:13px;font-weight:650;margin-top:12px}dd{margin:3px 0 0;font-size:14px;overflow-wrap:anywhere}.nojs{padding:20px;border:1px solid var(--line);margin-bottom:20px;background:var(--warm)}.footer-inner{display:flex;justify-content:space-between;gap:24px}.footer-links{display:flex;flex-wrap:wrap;gap:20px;align-items:start}footer{border-top:1px solid var(--line);padding:32px 0 44px;color:var(--muted);font-size:12px}
@media(max-width:850px){.mast{align-items:flex-start;flex-direction:column;gap:18px}nav{gap:14px 21px}.feature{grid-template-columns:1fr 1fr}.feature-copy,.feature-aside{padding:25px}.eventbar{align-items:flex-start;flex-direction:column}.case-steps{gap:17px}.evidence-levels{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.wrap{padding:0 21px}.hero{padding:46px 0 36px}.lead{font-size:19px}.feature,.grid,.split,.contents,.case-steps,.step-card{grid-template-columns:1fr;gap:20px}.feature{gap:0}.feature-aside{border-left:0;border-top:1px solid var(--line)}.feature-title{font-size:38px}.section{padding:37px 0}.section-head{align-items:flex-start;flex-direction:column}.section-head>p{max-width:none}.lab,.project,.case,.chart-box{padding:20px}.lab .grid{gap:15px}.history-top{padding:18px 18px 8px}.saved{min-height:0;padding:14px 18px}.graph{max-height:160px}.choice{width:100%}.eventbar .actions{width:100%}.verdict{padding:20px}.feature-copy,.feature-aside{padding:23px}.footer-inner{flex-direction:column}.contact{padding:29px 23px;margin-bottom:38px}.evidence-levels{gap:18px}.chart-box{padding:15px}.chart text{font-size:13px}.case-steps{margin-top:18px}.step-controls{gap:10px}.step-controls label{order:-1;flex-basis:100%}.section h2{overflow-wrap:break-word}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.skip,nav,.interactive-controls,.actions,button,input{display:none!important}body{background:white;font-size:11pt}.wrap{max-width:none;padding:0}.hero,.section{padding:20px 0}h1{font-size:32pt}h2{font-size:24pt}.feature,.split,.grid,.case-steps,.evidence-levels{display:block}.feature-aside{border-left:0}.project,.history,.case,.chart-box{break-inside:avoid;margin-bottom:14px}.contact{margin-bottom:20px}footer{font-size:9pt}.print-explanation{display:block!important}.graph{max-width:440px}details{display:none}a{color:inherit}.chart{max-height:300px}}

/* Compact presentation for the continuing research record. */
body{font-size:16px;line-height:1.55}.mast{padding-block:18px}.identity{font-size:14px}.identity small{font-size:12px}.hero{padding:38px 0 30px}h1{font-size:clamp(30px,4vw,44px);line-height:1.18;letter-spacing:-.025em;margin-bottom:16px}h2{font-size:28px;line-height:1.2;margin-bottom:18px}h3{font-size:22px;line-height:1.3;margin-bottom:12px}.lead{font-size:17px;line-height:1.6;max-width:780px}.kicker{margin-bottom:12px;letter-spacing:.08em}.section{padding:30px 0}.section-head{margin-bottom:16px;align-items:baseline}.actions{margin-top:20px}.links{margin-top:16px}.split{gap:30px}.contents h3{font-size:22px}.record-intro{max-width:850px}.record-intro .lead{margin-bottom:0}.results-table{table-layout:fixed;font-size:14px}.results-table thead th{font:600 12px/1.5 system-ui,sans-serif;color:var(--muted);padding-top:0}.results-table th:first-child{width:29%}.results-table th:last-child{width:25%}.results-table tbody th{font-size:15px;font-weight:600}.results-table td,.results-table tbody th{padding-block:20px;padding-right:22px}.results-table td:last-child{padding-right:0}.table-meta,.status{display:block;color:var(--muted);font-weight:400;font-size:12px;line-height:1.5;margin-top:5px}.status{margin:0 0 8px}.register-note{margin:18px 0 0}.model-disclosure{padding:16px 0 0}.model-disclosure:not([open]){padding-bottom:0}.model-disclosure>div{padding-top:18px}.lab{padding:20px}.lab .controls{margin-top:0}.verdict h3{font-size:22px}.ongoing-list{display:grid;grid-template-columns:1fr 1fr;gap:30px}.ongoing-list h3{font:600 16px/1.5 system-ui,sans-serif;letter-spacing:0}.ongoing-list p{font-size:14px;margin-bottom:10px}.ongoing-list a{font-size:14px}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.formula{padding:20px;background:var(--panel);border:1px solid var(--line);margin:18px 0}.equation{font-size:18px;overflow-wrap:anywhere}.equation .line{display:block;margin:8px 0}.boundary{border-left:2px solid var(--line);padding-left:16px;color:var(--muted);font-size:14px}.route-links{display:flex;flex-wrap:wrap;gap:16px}.route-anchor{display:block;scroll-margin-top:24px}footer{padding:24px 0 32px}
@media(max-width:680px){.hero{padding:30px 0 24px}.section{padding:26px 0}.mast{gap:14px}.wrap{padding-inline:20px}nav{gap:12px 18px}.lead{font-size:16px}.results-table,.results-table tbody,.results-table tr,.results-table th,.results-table td{display:block;width:auto!important}.results-table thead{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.results-table tr{padding:17px 0;border-top:1px solid var(--line)}.results-table tbody th,.results-table td{border:0;padding:0 0 10px}.results-table td:last-child{padding-bottom:0}.table-meta{margin-top:2px}.status{display:inline;margin-right:10px}.results-table td:last-child{font-size:13px}.ongoing-list{grid-template-columns:1fr;gap:24px}.lab{padding:15px}.model-disclosure .history-top{padding:15px 12px 8px}.model-disclosure .saved{padding:12px}.model-disclosure .choice{padding:9px;font-size:13px}.model-disclosure .verdict{padding:15px}.formula{padding:14px}.equation{font-size:15px}}
@media print{.model-disclosure{display:block}.model-disclosure>.lab,.model-disclosure>div{display:none}.hero{padding-top:0}.results-table tr{break-inside:avoid}.results-table th,.results-table td{padding-block:10px}}