@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@500;600&display=swap');

:root{
  --ink:#0f172a; --s800:#1e293b; --s700:#334155; --s600:#475569; --s500:#64748b;
  --s400:#94a3b8; --s300:#cbd5e1; --s200:#e2e8f0; --s100:#f1f5f9; --s50:#f8fafc;
  --green:#52e294; --blue:#6db3ff; --red:#ff7373;
  --forest:#166534; --leaf:#4ade80; --red600:#dc2626; --emer700:#047857;
  --amber400:#fbbf24; --amber700:#b45309;
  --font:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
}
.postbody *{box-sizing:border-box}
.postbody html{-webkit-text-size-adjust:100%}
.postbody{margin:0;background:#fff;color:var(--s600);font-family:var(--font);
  font-size:16px;line-height:1.66;-webkit-font-smoothing:antialiased;font-weight:400}
.postbody .wrap{width:100%;max-width:794px;margin:0 auto;padding:48px 28px 80px}
.postbody .m{width:100%;max-width:none;margin-left:0;margin-right:0}

/* masthead */
.postbody .eyebrow{font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;
  color:var(--s400);margin:0 0 10px}
.postbody h1{font-size:42px;line-height:1.06;letter-spacing:-.03em;font-weight:900;color:var(--ink);
  margin:0 0 18px;max-width:none}
.postbody .deck{font-size:19px;line-height:1.45;color:var(--s700);font-weight:500;margin:0 0 24px;max-width:none}
.postbody .byline{display:flex;flex-wrap:wrap;gap:18px;font-size:11.5px;font-weight:800;letter-spacing:.14em;
  text-transform:uppercase;color:var(--s400);padding:14px 0;
  border-top:2px solid var(--s100);border-bottom:2px solid var(--s100);margin:0 0 48px}

/* body */
.postbody h2{font-size:27px;line-height:1.2;font-weight:900;letter-spacing:-.02em;color:var(--ink);margin:58px 0 8px}
.postbody h2 .num{display:block;font-size:12px;font-weight:800;letter-spacing:.2em;color:var(--s400);margin-bottom:12px}
.postbody h3{font-size:17px;font-weight:800;color:var(--ink);margin:36px 0 8px;letter-spacing:-.01em}
.postbody p{margin:0 0 22px}
.postbody strong{color:var(--ink);font-weight:700}
.postbody a{color:var(--emer700);font-weight:600}
.postbody .lede{font-size:18px;line-height:1.58;color:var(--s700);font-weight:500}

/* callouts */
.postbody .pull{border-left:5px solid var(--forest);background:var(--s50);border-radius:0 10px 10px 0;
  padding:22px 28px;margin:36px 0;font-size:19px;line-height:1.5;color:var(--ink);font-weight:600}
.postbody .note{border:2px solid var(--s200);border-radius:12px;padding:22px 26px;margin:32px 0;
  font-size:15px;line-height:1.62;background:var(--s50)}
.postbody .note b.tag{display:block;font-size:11px;font-weight:900;letter-spacing:.16em;text-transform:uppercase;
  color:var(--s400);margin-bottom:8px}
.postbody .note.warn{border-color:#fecaca;background:#fef2f2}
.postbody .note.warn b.tag{color:var(--red600)}
.postbody .quote{border-left:5px solid var(--red600);background:#fef2f2;border-radius:0 10px 10px 0;
  padding:20px 26px;margin:32px 0;font-size:16.5px;line-height:1.55;color:var(--ink);font-weight:600}
.postbody .quote cite{display:block;margin-top:8px;font-size:12px;font-weight:800;letter-spacing:.12em;
  text-transform:uppercase;color:var(--s500);font-style:normal}

/* TRL / ARL ladder definition box: one panel, two columns split by a middle bar */
.postbody .ladders{border:2px solid var(--s200);border-top:6px solid var(--forest);border-radius:12px;
  background:#fff;margin:34px 0;display:grid;grid-template-columns:1fr 1fr;max-width:none}
.postbody .ladder-col{padding:24px 26px 18px}
.postbody .ladder-col:first-child{border-right:2px solid var(--s200)}
.postbody .ladder-col h4{margin:0 0 4px;font-size:12px;font-weight:900;letter-spacing:.2em;
  text-transform:uppercase;color:var(--emer700)}
.postbody .ladder-col .sub{font-size:13.5px;color:var(--s500);margin:0 0 16px;font-weight:600;line-height:1.5}
.postbody .ladder-col .lrow{grid-template-columns:78px 1fr;gap:12px;padding:11px 0}
.postbody .ladder-col .lrow .d{font-size:13.5px}
@media (max-width:760px){.postbody .ladders{grid-template-columns:1fr}
  .postbody .ladder-col:first-child{border-right:0;border-bottom:2px solid var(--s200)}}
.postbody .lrow{display:grid;grid-template-columns:104px 1fr;gap:18px;align-items:start;
  padding:12px 0;border-top:1px solid var(--s100)}
.postbody .lrow.first{border-top:0}
.postbody .lrow .lv{font-size:12.5px;font-weight:900;letter-spacing:.04em;color:#fff;background:#15803d;
  border-radius:6px;padding:6px 0;text-align:center;line-height:1.25}
.postbody .lrow .lv.nine{background:#14532d}
.postbody .lrow .lv.p{background:var(--leaf);color:#064e3b}
.postbody .lrow .lv.r{background:var(--s100);color:var(--s600)}
.postbody .lrow .d{font-size:14.5px;line-height:1.55;color:var(--s700)}
.postbody .lrow .d b{color:var(--ink);font-weight:800}
@media (max-width:640px){.postbody .lrow,.postbody .ladder-col .lrow{grid-template-columns:1fr;gap:7px}.postbody .lrow .lv{width:110px}}

/* figures */
.postbody figure{width:100%;max-width:100%;margin:40px 0 38px}
.postbody figure svg{width:100%;max-width:100%;height:auto;display:block}
.postbody figure:nth-of-type(1) svg text[font-size="12.5"]{font-size:19px}
.postbody figure:nth-of-type(1) svg text[font-size="13.5"]{font-size:19px}
.postbody figure:nth-of-type(1) svg text[font-size="15"]{font-size:20.5px}
.postbody figure:nth-of-type(1) svg text[font-size="17"]{font-size:22px}
.postbody figure:nth-of-type(1) svg text[font-size="19"]{font-size:23px}
.postbody figure:nth-of-type(1) svg text[font-size="21"]{font-size:25px}
.postbody figure:nth-of-type(2) svg text[font-size="10.5"]{font-size:13.5px}
.postbody figure:nth-of-type(2) svg text[font-size="11.5"]{font-size:14px}
.postbody figure:nth-of-type(2) svg text[font-size="13"]{font-size:16px}
.postbody figure:nth-of-type(2) svg text[font-size="14.5"]{font-size:17px}
.postbody figure:nth-of-type(2) svg text[font-size="19"]{font-size:20px}
.postbody figure:nth-of-type(2) svg text[font-size="22"]{font-size:22px}
.postbody figure:nth-of-type(3) svg text[font-size="11"]{font-size:16px}
.postbody figure:nth-of-type(3) svg text[font-size="12"]{font-size:17px}
.postbody figure:nth-of-type(3) svg text[font-size="13"]{font-size:18px}
.postbody figure:nth-of-type(3) svg text[font-size="14.5"]{font-size:19px}
.postbody figure:nth-of-type(3) svg text[font-size="15"]{font-size:20px}
.postbody figure:nth-of-type(3) svg text[font-size="17"]{font-size:21px}
.postbody .figscroll,.postbody .hm-wrap,.postbody .scroll{width:100%;max-width:100%}
.postbody .figscroll{overflow-x:hidden;-webkit-overflow-scrolling:touch}
.postbody figcaption{font-size:12.5px;line-height:1.55;color:var(--s500);margin-top:14px;padding-top:12px;
  border-top:2px solid var(--s100)}
.postbody figcaption b{display:block;font-size:11.5px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;
  color:var(--s700);margin-bottom:6px}
.postbody .fighead{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;
  padding-bottom:12px;margin-bottom:16px;border-bottom:2px solid var(--s100)}
.postbody .fighead h4{margin:0;font-size:17px;font-weight:900;letter-spacing:-.01em;color:var(--ink);text-transform:uppercase}
.postbody .fighead .sub{font-size:12.5px;line-height:1.4;font-weight:600;color:var(--s500);margin-top:3px}
.postbody .fighead .ref{font-size:11px;font-weight:900;letter-spacing:.16em;text-transform:uppercase;
  color:var(--s400);white-space:nowrap}

/* heatmap, mirrors visual_heatmap.html with a finer top band */
.postbody .hm{width:100%;max-width:100%;font-size:12px}
.postbody .hm-head,.postbody .hm-row{display:grid;grid-template-columns:158px repeat(8,minmax(0,1fr));gap:4px;align-items:center}
.postbody .hm-head{margin-bottom:8px}
.postbody .hm-col{text-align:center;font-size:9px;font-weight:800;color:var(--s800);line-height:1.15;
  overflow-wrap:anywhere;padding:0 2px 6px;border-bottom:2px solid var(--s100);align-self:end}
.postbody .hm-col-focus{color:var(--ink);border-bottom-color:var(--forest)}
.postbody .hm-lab-head{font-size:9.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--s400);padding-bottom:6px;border-bottom:2px solid var(--s100);align-self:end}
.postbody .hm-body{display:flex;flex-direction:column;gap:6px}
.postbody .hm-lab{font-size:11px;font-weight:700;color:var(--s700);line-height:1.15;padding-right:8px}
.postbody .hm-row-focus .hm-lab{color:var(--ink);font-weight:900}
.postbody .hm-row-focus{background:var(--s50);border-radius:8px}
.postbody .hm-cell{height:44px;display:flex;align-items:center;justify-content:center;border-radius:6px;
  font-size:16px;font-weight:900;box-shadow:0 1px 2px rgba(0,0,0,.05)}
.postbody .cell-9{background:#14532d;color:#fff}
.postbody .cell-78{background:#15803d;color:#fff}
.postbody .cell-mid{background:#4ade80;color:#064e3b}
.postbody .cell-lo{background:#f1f5f9;color:#475569}
.postbody .cell-empty{border:2px dashed #e2e8f0;background:transparent;box-shadow:none}
.postbody .hm-cell-focus{box-shadow:0 0 0 2px rgba(22,101,52,.28),0 1px 2px rgba(0,0,0,.05)}
.postbody .hm-cell-focus.cell-empty{box-shadow:0 0 0 2px rgba(22,101,52,.16)}
.postbody .hm-legend{display:flex;flex-wrap:wrap;gap:10px 16px;margin-top:18px;padding-top:14px;
  border-top:2px solid var(--s100);font-size:11px;font-weight:700;color:var(--s600)}
.postbody .hm-legend span{display:flex;align-items:center;gap:8px}
.postbody .sw{width:15px;height:15px;border-radius:4px;display:inline-block;flex:0 0 auto}

/* ---------- exhibit 2 : readiness gap ---------- */
.postbody .def-grid{display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--rule); border:1px solid var(--rule); border-bottom:0}
.postbody .def{background:var(--white); padding:var(--s3)}
.postbody .def .tag{font-family:var(--head); font-size:var(--sm); font-weight:700; letter-spacing:.08em; color:var(--forest)}
.postbody .def.alt .tag{color:var(--c2)}
.postbody .def .q{font-family:var(--head); font-size:var(--lg); margin:var(--s1) 0 var(--s2); line-height:1.3}
.postbody .def p{font-size:15px; line-height:1.6; color:var(--slate); margin:0}
.postbody .def p + p{margin-top:6px}
.postbody .def .flag{display:inline-block; margin-top:var(--s2); font-family:var(--head); font-size:var(--xs); letter-spacing:.1em; text-transform:uppercase; background:var(--wash); color:var(--ink); padding:4px 9px}
.postbody .bars{background:var(--white); border:1px solid var(--rule); padding:var(--s4) var(--s3) var(--s3)}
.postbody .bars .cohort{font-family:var(--head); font-size:var(--xs); letter-spacing:.2em; text-transform:uppercase; color:var(--mid); margin:0 0 var(--s3)}
.postbody .bar-row{margin-bottom:var(--s3)}
.postbody .bar-lab{display:flex; justify-content:space-between; align-items:baseline; gap:var(--s2); font-size:15px; margin-bottom:6px}
.postbody .bar-lab .amt{font-family:var(--head); font-size:var(--xs); letter-spacing:.14em; text-transform:uppercase; font-weight:700; color:var(--forest); white-space:nowrap}
.postbody .bar-row.alt .bar-lab .amt{color:var(--c2)}
.postbody .track{height:26px; background:var(--wash); position:relative}
.postbody .fill{height:100%; background:var(--forest)}
.postbody .bar-row.alt .fill{background:var(--c2)}
.postbody .gapmark{
  margin-top:var(--s1); font-family:var(--head); font-size:var(--xs); letter-spacing:.2em;
  text-transform:uppercase; color:var(--red-text); text-align:right;}

/* printed evidence for every filled heatmap cell, so nothing depends on hover */
.postbody .cellnotes{margin-top:24px;padding-top:18px;border-top:2px solid var(--s100);
  font-size:12.5px;line-height:1.62;color:var(--s600)}
.postbody .cellnotes p{margin:0 0 13px}
.postbody .cn-mod{display:block;font-size:11px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;
  color:var(--s700);margin-bottom:2px}
.postbody .cellnotes b{color:var(--ink);font-weight:800}

/* table */
.postbody .scroll{overflow-x:hidden}
.postbody table{border-collapse:collapse;width:100%;max-width:100%;table-layout:fixed;font-size:11.5px;margin:0}
.postbody th,.postbody td{text-align:left;overflow-wrap:break-word;padding:9px 8px 9px 0;border-bottom:1px solid var(--s100);vertical-align:top}
.postbody th{font-size:11px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:var(--s400);
  border-bottom:2px solid var(--s200);overflow-wrap:normal}
.postbody th:nth-child(1),.postbody td:nth-child(1){width:5%}
.postbody th:nth-child(2),.postbody td:nth-child(2){width:17%}
.postbody th:nth-child(3),.postbody td:nth-child(3){width:14%}
.postbody th:nth-child(4),.postbody td:nth-child(4),.postbody th:nth-child(5),.postbody td:nth-child(5){width:6%}
.postbody th:nth-child(6),.postbody td:nth-child(6){width:9%}
.postbody th:nth-child(7),.postbody td:nth-child(7){width:17%}
.postbody th:nth-child(8),.postbody td:nth-child(8){width:26%}
.postbody th:nth-child(7){letter-spacing:.08em;overflow-wrap:normal}
.postbody td.bn{padding-right:10px}
.postbody td.n .chip{white-space:normal}
.postbody .chip.bn{display:table;max-width:100%;margin:0 0 4px;font-size:10.5px;letter-spacing:.02em;background:#e2e8f0;color:#334155}
.postbody .chip.bn+.chip.bn{margin-top:0}
.postbody .chip.bn.none{background:transparent;color:var(--s400);white-space:normal;padding-left:0}
.postbody .bnkey{display:flex;flex-wrap:wrap;gap:12px 24px;margin-top:14px}
.postbody .bnkey-row{display:flex;align-items:baseline;gap:9px;flex:1 1 250px;min-width:230px}
.postbody .bnkey-row .chip.bn{flex:none;font-size:10.5px;margin:2px 0 0}
.postbody .bnkey-row span.d{color:var(--s600)}
@media (max-width:640px){.postbody .bnkey-row{flex:1 1 100%}}
.postbody td.n{font-weight:900;color:var(--ink);text-align:center;white-space:nowrap;font-size:14px}
.postbody td.ev{font-size:11px;color:var(--s600);line-height:1.5}
.postbody td .app{font-weight:800;color:var(--ink);display:block}
.postbody td .ind{color:var(--s400);font-size:12px;font-weight:600}
.postbody tr.par{background:#f0fdf4}
.postbody .chip{display:inline-block;padding:2px 8px;border-radius:5px;font-size:11px;font-weight:900;
  letter-spacing:.06em;background:var(--s100);color:var(--s600)}
.postbody .chip.g{background:#dcfce7;color:#065f46}

/* collapsible evidence table (Exhibit 1) */
.postbody .expand{margin:34px 0}
.postbody .expand>summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;
  align-items:center;gap:12px;padding:14px 0;border-top:2px solid var(--s200);
  border-bottom:2px solid var(--s200);font-size:11px;font-weight:900;letter-spacing:.16em;
  text-transform:uppercase;color:var(--s700)}
.postbody .expand>summary::-webkit-details-marker{display:none}
.postbody .expand>summary::after{content:'Show +';color:var(--emer700);letter-spacing:.1em}
.postbody .expand[open]>summary{border-bottom:0}
.postbody .expand[open]>summary::after{content:'Hide −'}
.postbody .expand-body{padding-top:20px}

/* takeaways */
.postbody .box{border:2px solid var(--s200);border-top:6px solid var(--forest);border-radius:12px;
  padding:28px 30px 14px;margin:42px 0;max-width:none}
.postbody .box h3{font-size:12px;font-weight:900;letter-spacing:.2em;text-transform:uppercase;
  color:var(--emer700);margin:0 0 20px}
.postbody .box ol{margin:0;padding-left:22px}
.postbody .box li{margin-bottom:16px;color:var(--s700);font-size:16.5px;line-height:1.55}
.postbody .box li strong{color:var(--ink)}

/* working with us */
:root{--mono:'IBM Plex Mono','SFMono-Regular',Consolas,'Liberation Mono',monospace}
.postbody .work{background:#0a0e1a;color:#e2e8f0;padding:56px 64px 60px;margin:56px 0 0}
.postbody .work-eyebrow{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--leaf);margin:0 0 34px}
.postbody .work-title{font-family:var(--mono);font-size:38px;line-height:1.18;font-weight:600;letter-spacing:-.01em;color:#fff;margin:0 0 34px;max-width:560px}
.postbody .work-body{font-size:17px;line-height:1.7;color:#e2e8f0;margin:0 0 26px;max-width:700px}
.postbody .work-body strong,.postbody .work-cta strong{color:#fff}
.postbody .work-list{list-style:none;margin:0 0 26px;padding:0;max-width:700px}
.postbody .work-list li{position:relative;padding-left:26px;margin-bottom:14px;font-size:17px;line-height:1.7;color:#e2e8f0}
.postbody .work-list li::before{content:'';position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:2px;background:var(--green)}
.postbody .work-list li strong{color:#fff}
.postbody .work-cta{font-size:17px;line-height:1.7;color:#e2e8f0;margin:0 0 36px}
.postbody .work-btn{display:inline-block;font-family:var(--mono);font-size:14px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:#0a0e1a;background:var(--green);padding:24px 44px;text-decoration:none;border:0}
.postbody .work-btn:hover{background:#7ff0b0}
.postbody .authors{background:var(--s50);padding:52px 24px 44px;margin:0 0 8px}
.postbody .authors-eyebrow{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--forest);margin:0 0 30px}
.postbody .authors p{font-size:17px;line-height:1.7;color:var(--s600);margin:0 0 22px;max-width:760px}
.postbody .authors p:last-child{margin-bottom:0}
.postbody .authors b{color:var(--ink);font-weight:800}
@media (max-width:640px){.postbody .work{padding:40px 24px 44px}.postbody .work-title{font-size:28px}.postbody .work-btn{display:block;text-align:center;padding:20px 24px}.postbody .authors{padding:40px 18px 36px}}

/* footer */
.postbody .foot{margin-top:44px;
  font-size:13px;line-height:1.68;color:var(--s500)}
.postbody .foot h4{font-size:11.5px;font-weight:900;letter-spacing:.18em;text-transform:uppercase;
  color:var(--s700);margin:32px 0 12px}
.postbody .foot ol{padding-left:24px;margin:0}
.postbody .foot li{margin-bottom:9px}
.postbody .foot a{word-break:break-word;font-weight:500}
.postbody .sources{margin-top:0}
.postbody .sources summary{cursor:pointer;list-style:none;font-size:11.5px;font-weight:900;letter-spacing:.18em;
  text-transform:uppercase;color:var(--s700)}
.postbody .sources summary::-webkit-details-marker{display:none}
.postbody .sources summary::after{content:' +';color:var(--emer700)}
.postbody .sources[open] summary::after{content:' −'}
.postbody .sources ol{margin-top:18px}
.postbody .endbar{margin-top:40px;padding-top:18px;border-top:2px solid var(--s100);display:flex;
  justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:10.5px;font-weight:900;
  letter-spacing:.16em;text-transform:uppercase;color:var(--s400)}

@media (max-width:640px){
  .postbody h1{font-size:34px}
  .postbody h2{font-size:23px;margin-top:48px}
  .postbody .deck{font-size:18px}
  .postbody .wrap{padding:36px 18px 64px}
  .postbody .hm{min-width:720px}
  .postbody .hm-wrap,.postbody .scroll{overflow-x:auto}
  .postbody .figscroll{overflow-x:auto}
  .postbody .figscroll > svg{min-width:700px}
}
@page{size:A4 portrait;margin:14mm}
@media print{
  .postbody{font-size:10.5pt;line-height:1.5}
  .postbody .wrap{width:100%;max-width:none;padding:0}
  .postbody h1{font-size:27pt;line-height:1.05}
  .postbody h2{font-size:18pt;margin:10mm 0 2mm;break-after:avoid;page-break-after:avoid}
  .postbody h3{font-size:12pt;break-after:avoid;page-break-after:avoid}
  .postbody .deck{font-size:13pt}
  .postbody .lede{font-size:12pt}
  .postbody .byline{font-size:7.5pt;margin-bottom:8mm}
  .postbody figure{margin:7mm 0;break-inside:avoid;page-break-inside:avoid}
  .postbody figure svg{width:100%;max-width:100%;height:auto}
  .postbody .figscroll,.postbody .hm-wrap,.postbody .scroll{width:100%;max-width:100%;overflow:visible}
  .postbody .hm{min-width:0}
  .postbody .hm-head,.postbody .hm-row{grid-template-columns:38mm repeat(8,minmax(0,1fr));gap:1mm}
  .postbody .hm-col{font-size:6.5pt}
  .postbody .hm-lab{font-size:8pt}
  .postbody .hm-cell{height:9mm;font-size:11pt}
  .postbody table{font-size:7.5pt}
  .postbody th{font-size:6.5pt}
  .postbody td.n{font-size:9pt}
  .postbody td.ev{font-size:7pt}
  .postbody .chip.bn{font-size:6.5pt;padding:1px 4px}
  .postbody .work{background:#fff;color:var(--ink);border:2px solid var(--s200);padding:10mm;break-inside:avoid;page-break-inside:avoid}
  .postbody .work-title,.postbody .work-body,.postbody .work-cta{color:var(--ink)}.postbody .work-btn{color:var(--ink);background:#fff;border:2px solid var(--ink)}
  .postbody .work-body strong,.postbody .work-cta strong,.postbody .work-list li strong{color:var(--ink)}
  .postbody .work-list li{color:var(--ink)}
  .postbody .work-list li::before{background:var(--forest)}
  .postbody .authors{background:#fff;padding:0;break-inside:avoid;page-break-inside:avoid}
  .postbody .sources > ol{display:block!important}
  .postbody .sources summary{display:none}
  .postbody .expand>.expand-body{display:block!important}
  .postbody .expand>summary{display:none}
}

/* site integration: clear the fixed navbar and give the article breathing room */
#section1 {
    margin: calc(100px + 6vh) 0 8vh 0;
}