@font-face {
  font-family: "Rajdhani";
  src: url("assets/rajdhani-bold.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: block;
}
:root {
  --ink: #202229;
  --navy: #141827;
  --muted: #5d626c;
  --line: #dedfe4;
  --blue: #386fbd;
  --teal: #258575;
  --paper: #fff;
  --light: #f6f7f9;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;
  --shell: min(1180px, calc(100% - 80px));
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 1rem; line-height: 1.5; text-rendering: optimizeLegibility; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: #2456ae; text-underline-offset: 4px; }
button { cursor: pointer; }
img, svg { max-width: 100%; }
h1,h2,h3,h4,p { overflow-wrap: break-word; }
.page-shell { width: var(--shell); margin-inline: auto; }
section[id], main[id] { scroll-margin-top: 90px; }
a:focus-visible, button:focus-visible, input:focus-visible, [tabindex="0"]:focus-visible { outline: 3px solid #386fbd; outline-offset: 5px; }
.skip-link { position: fixed; top: -80px; left: 20px; z-index: 100; padding: 12px 20px; background: #fff; color: #151824; border: 2px solid #386fbd; }
.skip-link:focus { top: 10px; }
.work-section { padding: 104px 0 96px; }
.section-heading { display: block; margin: 0 0 40px; }
.kicker { margin: 0 0 .6rem; color: var(--muted); font-size: .875rem; font-weight: 400; text-transform: none; letter-spacing: 0; }
.section-heading h2, .method-intro h2, .contact-section h2 { margin: 0; font-size: clamp(2rem,3.7vw,3rem); line-height: 1.1; font-weight: 700; letter-spacing: -.035em; }
.section-heading > p, .method-intro > p:last-child { max-width: 660px; margin: 1.2rem 0 0; color: #353842; font-family: var(--serif); font-size: 1.25rem; line-height: 1.55; }
.case-browser { background: white; }
.case-panel { display: grid; grid-template-columns: minmax(0,.84fr) minmax(0,1.16fr); gap: 0 64px; padding-top: 48px; }
.case-panel[hidden] { display: none; }
.case-heading { grid-column: 1 / -1; margin-bottom: 40px; }
.case-meta { display: flex; gap: 1rem; font-size: .8125rem; color: #6b6f79; }
.case-role { margin: .8rem 0 .6rem; font-size: .9375rem; color: #42656a; font-weight: 500; }
.case-heading h3 { margin: 0; max-width: 900px; font-size: clamp(1.8rem,3vw,2.6rem); font-weight: 650; line-height: 1.16; letter-spacing: -.035em; }
.case-story { min-width: 0; }
.story-block { margin: 0 0 1.5rem; color: #30333c; font: 1.125rem/1.65 var(--serif); }
.story-label { font-weight: 700; }
.story-label::after { content: ". "; }
.story-block p { display: inline; margin: 0; }
.reasoning-note { padding-top: 1.2rem; margin: 1.25rem 0 1.5rem; border-top: 1px solid var(--line); font: 1.125rem/1.65 var(--serif); }
.reasoning-note > span { font-weight: 700; }.reasoning-note > span::after { content: ". "; }
.reasoning-note p { display: inline; margin: 0; }
.outcome-callout { margin: 1.75rem 0; padding-left: 1.15rem; border-left: 3px solid var(--teal); }
.outcome-callout > span { display: block; font-size: .8125rem; color: #666b75; margin-bottom: .6rem; }
.outcome-callout strong { display: block; font: 700 1.2rem/1.55 var(--serif); }
.method-tags { display: flex; flex-wrap: wrap; gap: .25rem .65rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.method-tags span { font-size: .8125rem; color: #5b616c; }
.method-tags span:not(:last-child)::after { content: " ·"; margin-left: .65rem; color: #a2a6ae; }
.case-visual { min-width: 0; align-self: start; border: 1px solid var(--line); border-radius: 3px; padding: 1.5rem; box-shadow: 0 2px 4px #171a2608; }
.visual-title { display: flex; flex-wrap: wrap; align-items: start; justify-content: space-between; gap: .6rem 1rem; margin-bottom: 1.5rem; }
.visual-title span { display: none; }
.visual-title strong { display: block; font-size: 1.125rem; line-height: 1.35; font-weight: 650; }
.visual-title small { color: #686e77; font-size: .75rem; }
.bar-chart { display: grid; gap: 1rem; padding-block: .5rem 1rem; }
.bar-row { display: grid; grid-template-columns: 4rem minmax(0,1fr) 2.5rem; align-items: center; gap: .8rem; }
.bar-row > span { color: #636973; font-size: .875rem; }
.bar-row > div { height: 1.7rem; background: #f1f3f5; }
.bar-row i { display: block; height: 100%; background: #398f7f; }
.bar-row:first-child i { background: #879ba6; }
.bar-row b { text-align: right; font-size: .875rem; font-weight: 500; font-variant-numeric: tabular-nums; }
.math-strip { padding: .9rem 1rem; margin-top: .6rem; background: var(--light); border-top: 1px solid #eceef0; }
.math-strip small { color: #676d76; font-size: .75rem; text-transform: none; letter-spacing: 0; }
.math-strip p { margin: .4rem 0 0; font: .9375rem/1.55 var(--mono); }
.math-strip p strong { font-weight: 650; }
.visual-footnote { margin: 1.3rem 0 0; padding-top: .85rem; border-top: 1px solid var(--line); font: .875rem/1.55 var(--serif); color: #696e78; }
.analysis-lab { margin-top: 1.75rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.analysis-lab h4 { margin: .4rem 0 .75rem; font-size: 1.3rem; line-height: 1.25; font-weight: 650; letter-spacing: -.02em; }
.analysis-lab > p { margin: .7rem 0; font: 1.0625rem/1.55 var(--serif); color: #3a3d46; }
.analysis-lab > .lab-kicker { margin: 0; color: #69717d; font: .75rem/1.5 var(--sans); }
.analysis-lab form { padding: 1rem 0; margin-block: .3rem .5rem; }
.range-field + .range-field { margin-top: 1rem; }
.range-field label { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .4rem; font-size: .875rem; }
.range-field output { color: #206f62; font-variant-numeric: tabular-nums; font-weight: 650; }
.range-field input { display: block; width: 100%; min-height: 2.2rem; margin: 0; cursor: pointer; accent-color: #258575; }
.range-ends { display: flex; justify-content: space-between; color: #6d737c; font-size: .75rem; }
.reset-model { display: inline-block; margin-top: .85rem; min-height: 2.75rem; padding: .4rem .7rem; color: #4b566a; background: #fff; border: 1px solid #cfd4dc; border-radius: 3px; font-size: .8125rem; }
.reset-model:hover { color: #1f4c99; background: #f6f8fc; }
.forecast-steps { display: grid; gap: .65rem; }
.forecast-steps > div { display: grid; grid-template-columns: 5rem minmax(0,1fr) 3rem; gap: .65rem; align-items: center; font-size: .8125rem; }
.forecast-steps > div > span { color: #636975; }
.forecast-steps > div > div { height: 1.25rem; background: #f1f3f5; }
.forecast-steps i { display: block; height: 100%; background: #a2bace; }
.forecast-steps > div:first-child i { background: #8c97a8; }.forecast-steps > div:last-child i { background: #398f7f; }
.forecast-steps b { font-weight: 500; font-variant-numeric: tabular-nums; text-align: right; }
.analysis-lab > .lab-formula { padding: .6rem .8rem; background: #f5f6f8; font: .8125rem/1.7 var(--mono); color: #3e4859; overflow-wrap: anywhere; }
.analysis-lab > .lab-result { margin-top: 1.1rem; padding-left: .8rem; border-left: 2px solid #7db7a8; font-size: 1.0625rem; }
.analysis-lab > .model-limit { color: #727781; font: .8125rem/1.6 var(--sans); margin-top: 1rem; }
.stock-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; border-block: 1px solid var(--line); padding-block: 1rem; }
.stock-metrics span { display: block; color: #626976; font-size: .8125rem; }
.stock-metrics strong { display: block; font-weight: 550; font-size: 1.6rem; letter-spacing: -.025em; margin-top: .3rem; }
.stock-comparison { margin: 1.75rem 0 1.25rem; }
.stock-track { position: relative; height: 1.6rem; background: #f0f2f6; }
.stock-track > span, .stock-track > i { position: absolute; top: 0; height: 100%; }
.stock-track > span { left: 0; background: #779eca; }.stock-track > i { width: 6.666667%; background: #dbc196; }
.available-marker { position: absolute; left: 22.222222%; top: -.35rem; bottom: -.35rem; width: 2px; background: #191c25; box-shadow: 0 0 0 1px #fff; }
.stock-legend { display: flex; flex-wrap: wrap; gap: .5rem 1rem; margin-top: 1rem; color: #646b76; font-size: .75rem; }
.stock-legend span { display: inline-flex; gap: .4rem; align-items: center; }.stock-legend i { width: .65rem; height: .65rem; background: #779eca; }.stock-legend span:nth-child(2) i { background: #dbc196; }.stock-legend b { color: #191c25; }
.stock-decision { margin: 1.25rem 0; padding: .2rem 0 .2rem 1rem; border-left: 3px solid #7398c5; }
.stock-decision > span { font-size: .9375rem; font-weight: 650; color: #355c89; }.stock-decision p { font: 1.0625rem/1.6 var(--serif); margin: .5rem 0; }
.stock-decision[data-state="expedite"] { border-color: #b86838; }.stock-decision[data-state="expedite"] > span { color: #9b5126; }.stock-decision[data-state="monitor"] { border-color: #358875; }.stock-decision[data-state="monitor"] > span { color: #216e5e; }
.journey-map { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: .65rem; margin-block: 2rem; }
.journey-map div { padding-top: .65rem; border-top: 2px solid #a1bdb5; }
.journey-map small,.journey-map b,.journey-map span { display: block; }.journey-map small { font: .75rem/1.5 var(--mono); color: #7d858d; }.journey-map b { margin-top: .4rem; font-size: 1rem; font-weight: 600; }.journey-map span { color: #6a707a; font-size: .75rem; margin-top: .3rem; }.journey-map > i { color: #9aadb2; font-style: normal; }
.growth-card { display: flex; position: relative; align-items: end; justify-content: center; gap: 2rem; height: 300px; margin-top: 2rem; padding: 1.5rem 1rem 0; border-bottom: 1px solid #c7cbd1; }
.growth-card > div { display: grid; grid-template-rows: auto 190px; gap: .6rem; width: 70px; color: #6c737b; font-size: .8125rem; text-align: center; }.growth-card i { align-self: end; width: 100%; height: var(--h); background: #438f80; }.growth-card > div:first-child i { background: #95b4b0; }.growth-card > strong { position: absolute; top: -.5rem; right: 1rem; font-size: 2.5rem; font-weight: 600; letter-spacing: -.05em; }.growth-card > p { position: absolute; right: 1rem; top: 2.65rem; font-size: .75rem; color: #6b7079; margin: 0; }
.experiment-loop { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 1.75rem; }.experiment-loop div { padding: .25rem 0 .25rem 1rem; border-left: 2px solid #b9d4cd; }.experiment-loop span,.experiment-loop b,.experiment-loop small { display: block; }.experiment-loop span { font: .75rem var(--mono); color: #77818c; }.experiment-loop b { margin-top: .5rem; font-size: 1.2rem; font-weight: 550; }.experiment-loop small { margin-top: .3rem; font-size: .875rem; color: #686f79; }
.cohort-card { display: flex; flex-wrap: wrap; align-items: baseline; gap: .5rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }.cohort-card strong { font-size: 2.2rem; letter-spacing: -.04em; font-weight: 500; }.cohort-card span { color: #676f79; font-size: .875rem; }.cohort-card i { flex: 1; min-width: 1rem; }
.heatmap { display: grid; gap: 6px; margin-top: 1.75rem; }.heatmap > div { display: grid; grid-template-columns: 4rem repeat(3,minmax(0,1fr)); gap: 6px; align-items: center; }.heatmap b { color: #656b74; font-size: .8125rem; font-weight: 500; }.heatmap .heat-head b { text-align: center; }.heatmap .heat-head b:first-child { text-align: left; }.heatmap [role="cell"] { display: grid; place-items: center; min-height: 3rem; font-size: 1rem; font-weight: 500; font-variant-numeric: tabular-nums; }
.h1 { background: #f2d0a9; }.h2 { background: #f6e4c9; }.h3 { background: #e8efef; }.h4 { background: #c6e0db; }.h5 { background: #91c5b7; }
.heatmap-legend { margin-top: 1rem; color: #6d737d; font-size: .8125rem; }.heatmap-legend span { color: #95612d; }.heatmap-legend strong { color: #267365; font-weight: 500; }
.translation-line { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .75rem; padding-block: 1rem; margin-top: 1.5rem; border-block: 1px solid var(--line); font-size: .8125rem; }.translation-line i { font-style: normal; color: #7a8c95; }.translation-line strong { font-weight: 600; }
.evidence-chain { display: grid; gap: 1.35rem; margin-top: 1.75rem; }.evidence-chain div { display: grid; grid-template-columns: 2.5rem 1fr; align-items: baseline; gap: .2rem .5rem; padding-left: 1rem; border-left: 2px solid #bcd1cb; }.evidence-chain span { font: .75rem var(--mono); color: #7f8792; }.evidence-chain b { font-size: 1rem; font-weight: 600; }.evidence-chain small { grid-column: 2; color: #68717c; font-size: .875rem; }.proof-card { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .5rem; padding-block: 1.25rem; margin-top: 1.5rem; border-top: 1px solid var(--line); font-size: .875rem; text-align: center; }.proof-card i { font-style: normal; color: #95a6af; }.proof-card strong { font-weight: 600; }
.case-pagination { display: none; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.js .case-pagination { display: flex; }
.case-pagination button { min-height: 2.75rem; padding: .5rem .7rem; border: 1px solid #cfd3da; border-radius: 3px; background: #fff; color: #384760; font-size: .875rem; }.case-pagination button:disabled { opacity: .5; cursor: default; }.case-pagination button:not(:disabled):hover { background: #f5f7fa; color: #2456ae; }.case-pagination > span { font-size: .8125rem; color: #727782; }
.method-section { padding: 80px 0; border-block: 1px solid var(--line); }
.method-section > .page-shell { display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); gap: 3rem 5rem; }
.method-loop { list-style: none; padding: 0; margin: 0; }.method-loop li { display: grid; grid-template-columns: 1.5rem 6rem minmax(0,1fr); gap: .75rem; align-items: baseline; padding: 1.2rem 0; border-bottom: 1px solid var(--line); }.method-loop li:first-child { padding-top: 0; }.method-loop span { font: .75rem var(--mono); color: #8a909a; }.method-loop strong { font-size: 1rem; font-weight: 650; }.method-loop p { margin: 0; color: #454952; font: 1.0625rem/1.55 var(--serif); }
.toolkit { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 2rem; padding-top: 2rem; border-top: 1px solid var(--line); }.toolkit small { color: #6d747e; font-size: .75rem; text-transform: none; letter-spacing: .015em; }.toolkit p { margin: .75rem 0 0; color: #4c515a; font-size: .9375rem; line-height: 1.7; }
.collaboration-section { padding-block: 80px; }.partner-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 2.75rem; }.partner-grid article { display: flex; flex-direction: column; padding-top: 1rem; border-top: 1px solid #c6ccd2; }.partner-grid h3 { margin: 0 0 .8rem; font-size: 1.2rem; font-weight: 650; letter-spacing: -.02em; }.partner-grid p { margin: 0; color: #454952; font: 1.125rem/1.6 var(--serif); }.partner-grid small { color: #7b818c; font-size: .75rem; margin-top: auto; padding-top: 1.5rem; }.partner-grid article > strong { font-size: .875rem; font-weight: 500; margin-top: .35rem; }
.contact-section { padding-block: 72px; background: #f6f7f9; border-top: 1px solid var(--line); }.contact-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 5rem; }.contact-copy > p:first-child { margin: 0; color: #3e444d; font: 1.2rem/1.6 var(--serif); }.contact-actions { display: flex; flex-direction: column; align-items: flex-start; gap: .9rem; margin-top: 1.5rem; }.contact-actions a { font-size: 1rem; color: #2456ae; text-decoration: underline; overflow-wrap: anywhere; }.privacy-note { margin: 2rem 0 0; color: #717883; font-size: .8125rem; line-height: 1.6; }
.footer { background: #f6f7f9; }.footer .page-shell { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem; padding-block: 1.5rem; border-top: 1px solid var(--line); color: #707782; font-size: .8125rem; }.footer a { color: #4c535e; }
html:not(.js) .case-tabs, html:not(.js) .analysis-lab form { display: none; }
html:not(.js) .case-panel { margin-top: 3rem; border-top: 1px solid var(--line); }
@media(max-width: 1000px) { :root { --shell: calc(100% - 48px); }.case-panel { gap: 0 2rem; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); }.case-tabs { gap: 1.3rem; }.case-tab small { display: none; }.method-section > .page-shell { gap: 2.5rem; }.case-visual { padding: 1.2rem; } }
@media(max-width: 800px) { :root { --shell: calc(100% - 40px); }.work-section { padding-block: 64px; }.case-panel { grid-template-columns: 1fr; gap: 1.75rem; padding-top: 2rem; }.case-heading { margin-bottom: 0; }.case-visual { margin-top: .5rem; }.case-pagination { flex-wrap: wrap; }.case-pagination > span { flex-basis: 100%; order: -1; text-align: center; }.method-section > .page-shell, .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }.method-section, .collaboration-section, .contact-section { padding-block: 60px; }.toolkit, .partner-grid { grid-template-columns: 1fr; gap: 1.75rem; }.section-heading > p, .method-intro > p:last-child { font-size: 1.125rem; }.brand-copy span { display: none; }.case-tabs { gap: 1.5rem; }.case-tab strong { font-size: .9375rem; }.contact-grid { gap: 1.5rem; } }
@media(max-width: 450px) { :root { --shell: calc(100% - 32px); }.nav { gap: .8rem; }.case-visual { padding: 1rem; }.case-pagination button { max-width: calc(50% - .5rem); font-size: .8125rem; }.forecast-steps > div { grid-template-columns: 4.5rem minmax(0,1fr) 2.75rem; gap: .4rem; }.stock-metrics strong { font-size: 1.4rem; }.heatmap > div { grid-template-columns: 3.5rem repeat(3,minmax(0,1fr)); gap: 4px; }.heatmap b { font-size: .75rem; }.journey-map { grid-template-columns: 1fr; }.journey-map > i { transform: rotate(90deg); justify-self: center; }.method-loop li { grid-template-columns: 1.25rem minmax(0,1fr); gap: .5rem; }.method-loop p { grid-column: 2; }.translation-line { flex-direction: column; }.translation-line i { transform: rotate(90deg); } }
@media(prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *,*::before,*::after { animation: none !important; transition: none !important; } }
@media print { .site-header,.hero-actions,.notebook-gallery,.case-tabs,.case-pagination,.analysis-lab form,.contact-actions,.footer { display: none !important; }.hero { background: white !important; padding-block: 0 !important; }.hero * { color: #000 !important; }.case-panel { display: grid !important; grid-template-columns: 1fr; break-before: page; }.case-visual { box-shadow: none; margin-top: 1rem; }.work-section,.method-section,.collaboration-section,.contact-section { padding-block: 2rem; }.hero-lede { margin-top: 1rem; }.contact-section { background: white; } }

/* A single, full-width index. Details are opened deliberately. */
:root { --paper: #f7f7f4; --ink: #1d1e1b; --line: #d2d3cc; --card-height: max(24rem, 64dvh); }
html { scroll-behavior: auto; }
body { background: var(--paper); }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.index-header { position: fixed; z-index: 50; inset: 0 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 26px 40px; background: var(--paper); opacity: var(--compact-header,0); }
.brand-dock { display: block; flex: 0 0 96px; aspect-ratio: 250 / 126; }
.floating-wordmark { position: fixed; z-index: 60; top: 0; left: 0; width: min(720px,calc(100vw - 80px)); aspect-ratio: 1000 / 176; transform: translate(40px,64px); transform-origin: top left; will-change: transform; color: var(--ink); text-decoration: none; }
.floating-wordmark svg { display: block; overflow: visible; fill: currentColor; font-family: "Rajdhani", "Arial Narrow", sans-serif; font-style: normal; font-weight: 700; }
.wordmark-full { width: 100%; opacity: var(--full-wordmark-opacity,1); }
.wordmark-short { position: absolute; top: 0; left: 0; width: var(--short-wordmark-width,96px); max-width: none; opacity: var(--short-wordmark-opacity,0); }
.floating-wordmark:focus-visible { outline: 2px solid var(--ink); outline-offset: 8px; }
.index-header nav { display: flex; gap: 1.5rem; font: .875rem/1.3 var(--mono); }
.index-header nav a { text-decoration: none; color: #30332d; padding-block: .5rem; }
.index-header nav a:hover { text-decoration: underline; }
.viewing-index { height: 100dvh; overflow: hidden; }
.index-view { position: fixed; inset: 0; isolation: isolate; background: var(--paper); }
.index-view > .rolodex { z-index: 1; }
.rolodex { position: absolute; inset: 0; height: 100dvh; overflow-x: hidden; overflow-y: auto; padding: max(0px,calc((100dvh - var(--card-height))/2)) clamp(24px,4vw,80px); scroll-snap-type: y mandatory; scrollbar-width: none; overscroll-behavior-y: contain; outline: none; perspective: 1200px; }
.rolodex::-webkit-scrollbar { display: none; }
.index-card { position: relative; min-height: var(--card-height); display: flex; align-items: center; justify-content: center; scroll-snap-align: center; scroll-snap-stop: always; padding-block: 2rem; }
.index-card-inner { width: 100%; max-width: none; padding-block: 16px 12px; border-top: 1px solid #252720; transform-origin: center; }
.hero-card { min-height: 100dvh; padding-block: 0; align-items: stretch; }
.hero-card .hero-card-inner { position: relative; min-height: 100dvh; border-top: 0; padding: clamp(3rem,8dvh,6rem) 0 110px; display: flex; flex-direction: column; align-items: flex-start; transform: none !important; opacity: 1 !important; will-change: auto; }
.hero-brand-origin { width: min(100%,720px); aspect-ratio: 1000 / 176; flex-shrink: 0; }
.hero-discipline { position: relative; z-index: 1; width: min(100%,720px); margin: 16px 0 0; padding-top: 16px; border-top: 1px solid var(--ink); font: clamp(.875rem,1.7vw,1.25rem)/1.5 var(--mono); }
.hero-field { position: relative; z-index: 0; flex: 1; width: 100%; min-height: 240px; margin-top: 24px; overflow: visible; }
.flow-fallback { position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); display: block; width: 100%; height: auto; clip-path: inset(34% 0 0); mix-blend-mode: multiply; }
/* Preserve the data's color meaning through the page-wide inversion overlay. */
html[data-inverted="true"] #data-flow { filter: invert(1); }
#data-flow { position: absolute; z-index: 0; top: 0; left: 0; display: block; width: 100%; height: 100%; pointer-events: none; }
.flow-toggle { position: absolute; right: 0; bottom: 0; display: grid; place-items: center; width: 44px; height: 44px; padding: 12px; border: 0; background: transparent; color: #60675c; cursor: pointer; }
.flow-toggle svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.flow-toggle:hover { color: var(--ink); }.flow-toggle:focus-visible { outline: 2px solid var(--ink); outline-offset: -3px; }
.card-topline { display: flex; justify-content: space-between; gap: 1rem; font: .8125rem/1.4 var(--mono); color: #60655a; }
.card-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 24px; }
.card-heading > h2 { min-width: 0; }
.card-topline.card-location { justify-content: flex-end; text-align: right; margin: 0; font-size: .875rem; }
.card-heading .card-location { margin-left: auto; }
.case-meta { justify-content: space-between; }
.case-meta.case-location-only { justify-content: flex-end; }
.education-summary { line-height: 1.7; }
.education-summary span { display: block; }
.index-card h2 { margin: 14px 0 4px; font: 500 clamp(2rem,3.3vw,3rem)/1.15 var(--sans); letter-spacing: -.055em; }
.card-discipline { margin: 0; font: .875rem/1.5 var(--mono); color: #62675d; }
.card-summary { max-width: 1200px; margin: 24px 0 20px; font: clamp(1.1rem,2.05vw,1.75rem)/1.45 var(--mono); letter-spacing: -.04em; color: #292c25; }
.card-tools { margin: 0 0 22px; color: #747a6d; font: .8125rem/1.6 var(--mono); }
.approach-map { position: relative; margin: 18px 0 8px; }
.approach-map svg { position: absolute; inset: 0; width: 100%; height: 220px; pointer-events: none; }
.approach-map ol { position: relative; display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); min-height: 220px; padding: 80px 0 48px; margin: 0; list-style: none; }
.approach-map li { position: relative; min-width: 0; text-align: center; padding-inline: 8px; }
.approach-map li::before { content: ''; position: absolute; left: 50%; top: -38px; transform: translateX(-50%); width: 12px; height: 12px; border-radius: 50%; background: var(--stage-color); }
.approach-map strong { display: block; font: 400 clamp(1.25rem,2.3vw,1.875rem)/1.2 var(--serif); color: var(--ink); }
.approach-map li > span { display: block; max-width: 16ch; margin: 10px auto 0; font: .875rem/1.5 var(--mono); color: #60675c; }
html[data-inverted="true"] .approach-map svg,html[data-inverted="true"] .approach-map li::before { filter: invert(1); }
@media(max-width: 640px) {
  .approach-map { margin-block: 24px 16px; }
  .approach-map svg { display: none; }
  .approach-map ol { grid-template-columns: 1fr; gap: 10px; min-height: 0; padding: 0; }
  .approach-map ol::before { content: ''; position: absolute; left: 5px; top: 10px; bottom: 28px; border-left: 1px dashed #81908c; }
  .approach-map li { display: grid; grid-template-columns: 78px minmax(0,1fr); align-items: baseline; gap: 8px; min-height: 32px; padding: 0 0 0 28px; text-align: left; }
  .approach-map li::before { left: 0; top: 6px; transform: none; width: 11px; height: 11px; }
  .approach-map strong { font-size: 1.125rem; }
  .approach-map li > span { max-width: none; margin: 0; }
}
.open-project { display: inline-flex; align-items: center; gap: 1.5rem; min-height: 44px; font: .875rem/1.3 var(--mono); text-underline-offset: 6px; color: #292c25; }
.index-contact-links { display: flex; flex-direction: column; align-items: start; gap: 12px; margin: 26px 0; font: clamp(1rem,1.8vw,1.5rem)/1.5 var(--mono); }
.index-contact-links a { color: #252820; text-underline-offset: 6px; overflow-wrap: anywhere; }
.deck-shade { position: fixed; left: 0; right: 0; z-index: 10; height: 18vh; pointer-events: none; opacity: calc(var(--compact-header,0) * .4); }.shade-top { top: 72px; background: linear-gradient(var(--paper),#f7f7f400); }.shade-bottom { bottom: 64px; background: linear-gradient(#f7f7f400,var(--paper)); }
.deck-footer { position: fixed; inset: auto 0 0; z-index: 20; isolation: isolate; display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 80px; padding: 14px 40px; background: transparent; color: #4e5547; font: .8125rem/1.4 var(--mono); }
.deck-footer::before { content: ''; position: absolute; inset: 0; z-index: -1; background: var(--paper); opacity: var(--compact-header,0); pointer-events: none; }
.browse-hint { display: flex; gap: 1rem; align-items: center; }.browse-hint > span { font-size: 1.3rem; }
.deck-buttons .flow-toggle { position: static; flex-shrink: 0; border-color: transparent; }
.deck-buttons { display: flex; gap: 8px; }.deck-buttons button { width: 44px; height: 44px; border: 1px solid #bfc3b8; color: #282d21; background: transparent; border-radius: 0; font-size: 1.2rem; }.deck-buttons button:hover:not(:disabled) { color: var(--paper); background: #282d21; }.deck-buttons button:disabled { color: #b2b7aa; border-color: #dedfd9; cursor: default; }
.detail-view { padding: 108px 0 0; background: #fff; min-height: 100dvh; }
body:not(.viewing-index) .index-header { border-bottom: 1px solid var(--line); }
.detail-topbar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; font: .8125rem/1.5 var(--mono); color: #73796d; padding-bottom: 26px; border-bottom: 1px solid var(--line); }
.detail-back { color: #3b4433; text-decoration: none; min-height: 44px; display: inline-flex; align-items: center; }.detail-back:hover { text-decoration: underline; }
#project-content { max-width: 960px; }
.case-panel { display: block; padding-block: 42px 0; }
.case-heading { max-width: 820px; margin: 0 auto 32px; }.case-heading h1 { margin: 8px 0 0; color: var(--ink); font: 600 clamp(2rem,4.5vw,3.5rem)/1.13 var(--sans); letter-spacing: -.05em; }
.case-story { max-width: 720px; margin: 0 auto; }.case-visual { max-width: 820px; margin: 44px auto 0; padding: clamp(1rem,3vw,2rem); border-radius: 0; box-shadow: none; }
.case-pagination { display: flex; margin-top: 44px; padding-block: 24px; }.case-pagination a { font: .875rem/1.5 var(--mono); color: #47513e; min-height: 44px; display: inline-flex; align-items: center; }.case-pagination > span { font-family: var(--mono); }
.detail-footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem; padding-block: 32px; margin-top: 40px; border-top: 1px solid var(--line); font: .8125rem/1.5 var(--mono); color: #737a6b; }.detail-footer a { color: #454f3a; }
.detail-continuation { margin-top: 0; min-height: 148px; padding-block: 28px 40px; }
.detail-continuation #next-case { margin-left: auto; font-size: clamp(1.25rem, 3vw, 1.75rem); color: var(--ink); text-underline-offset: 8px; }
.detail-continuation #case-position { font-size: .875rem; }
.detail-view.is-rolling-out { position: fixed; top: var(--detail-exit-top); left: 0; width: 100%; z-index: 35; transform-origin: center var(--detail-exit-origin); pointer-events: none; will-change: transform, opacity; animation: detail-card-exit 660ms cubic-bezier(.32,0,.25,1) both; }
@keyframes detail-card-exit {
  0% { transform: perspective(1400px) translateY(0) rotateX(0); opacity: 1; }
  45% { opacity: .8; }
  100% { transform: perspective(1400px) translateY(var(--detail-exit-y, -70vh)) rotateX(var(--detail-exit-tilt, 32deg)) scale(.94); opacity: 0; }
}
.approach-content .method-section { border-top: 0; }.method-intro h1 { margin: 0; font-size: clamp(2rem,4vw,3rem); line-height: 1.13; letter-spacing: -.04em; }
@media(max-width: 800px) { .index-header { padding: 20px 24px; }.header-description { display: none; }.index-header nav { gap: 1rem; }.nameplate { font-size: 1.4rem; }.rolodex { padding-inline: 28px; }.index-card { padding-block: 2rem; }.deck-footer { padding-inline: 24px; }.card-summary { margin-top: 20px; }.deck-shade { height: 12vh; }.shade-top { top: 70px; }.detail-view { padding-top: 86px; }.detail-topbar { padding-bottom: 12px; } }
@media(max-width: 480px) { :root { --card-height: max(25rem,66dvh); }.index-header { padding: 18px 18px; gap: .8rem; }.index-header nav { gap: .8rem; font-size: .75rem; }.index-header nav #index-nav { display: none; }.rolodex { padding-inline: 22px; }.index-card h2 { font-size: 2rem; }.card-summary { font-size: 1.1rem; line-height: 1.55; }.card-tools { font-size: .75rem; }.card-topline { font-size: .75rem; }.deck-footer { padding: 12px 18px; min-height: 72px; }.browse-hint { display: none; }.deck-position { font-size: .75rem; }.shade-bottom { bottom: 72px; }.index-contact-links { font-size: 1rem; }.detail-footer { flex-direction: column; align-items: start; } }
@media(max-height: 550px) { .deck-shade { display: none; }.index-card { padding-block: 96px; }.rolodex { scroll-snap-type: y proximity; }.deck-footer { min-height: 60px; padding-block: 8px; }.index-header { padding-block: 14px; } }
@media(prefers-reduced-motion: reduce) { .rolodex { scroll-behavior: auto; }.index-card-inner { transform: none !important; } }
@media print { .index-header,.index-view,.detail-topbar,.case-pagination { display: none !important; }.detail-view[hidden] { display: block !important; }body { overflow: visible !important; }.detail-view { padding: 0; }.case-panel[hidden] { display: block !important; }.case-heading h1 { font-size: 2rem; } }

.rolodex { perspective: none; }
.index-card-inner { transform: translateY(var(--card-shift,0px)) perspective(1300px) rotateX(var(--tilt,0deg)) scale(var(--card-scale,1)); opacity: var(--card-opacity,1); will-change: transform,opacity; backface-visibility: hidden; }
.index-card:not(.hero-card) .index-card-inner { padding: clamp(24px,3vw,42px); border: 1px solid #bfc2b8; border-radius: 3px; background: linear-gradient(rgb(29 30 27 / var(--card-shade,0)),rgb(29 30 27 / var(--card-shade,0))),#fcfcf9; box-shadow: 0 2px 0 #d2d5ca,0 12px 28px rgb(29 30 27 / .11); }
.index-card:not(.hero-card) .index-card-inner::before { content: ''; position: absolute; top: -14px; left: 28px; width: 76px; height: 14px; border: 1px solid #bfc2b8; border-bottom: 0; border-radius: 4px 4px 0 0; background: inherit; }
.index-card:not(.hero-card) h2 { margin-top: 0; }
.index-card.is-current .card-tools { color: #676e60; }
.rolodex:focus-visible { outline: none; }
.rolodex:focus-visible .index-card.is-current .index-card-inner { border-top-width: 2px; }
.card-zoom-overlay.index-card { position: fixed; z-index: 40; min-height: 0; padding: 0; margin: 0; pointer-events: none; transform-origin: center; will-change: transform,opacity; }
.card-zoom-overlay .index-card-inner { height: 100%; transform: none; opacity: 1; --card-shade: 0; will-change: auto; }
.detail-view.is-zooming-in { will-change: transform,opacity; }
.portrait-image { display: block; width: 100%; height: 100%; object-fit: cover; }
/* Counter the page inversion so a portrait always remains a natural photograph. */
html[data-inverted="true"] .portrait-image { filter: invert(1); }
.about-content { max-width: 1080px; padding-block: 44px 48px; }
.about-heading { max-width: 860px; margin-bottom: 36px; }
.about-heading h1 { margin: 12px 0 20px; color: var(--ink); font: 700 clamp(2.5rem,6.7vw,6rem)/1.1 "Rajdhani","Arial Narrow",sans-serif; letter-spacing: .015em; }
.about-introduction { max-width: 42ch; margin: 0; font: clamp(1.125rem,2.1vw,1.65rem)/1.5 var(--mono); color: #44483e; }
.about-portrait { margin: 0 0 60px; }
.about-portrait .portrait-image { height: auto; aspect-ratio: 1.7; object-position: 72% 43%; }
.about-portrait figcaption { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; padding-top: 14px; font: .75rem/1.5 var(--mono); color: #676e60; }
.about-story { max-width: 680px; margin-inline: auto; }
.about-story h2 { margin: 42px 0 18px; font: 400 clamp(1.65rem,3vw,2.2rem)/1.25 var(--serif); letter-spacing: -.025em; color: var(--ink); }
.about-story p { margin: 0 0 24px; font: 1.125rem/1.75 var(--sans); color: #44483e; }
.about-background { display: grid; gap: 24px; margin: 44px 0 0; padding-top: 26px; border-top: 1px solid var(--line); }
.about-background dt { margin-bottom: 8px; font: .75rem/1.5 var(--mono); color: #676e60; }
.about-background dd { margin: 0; font: .9375rem/1.6 var(--mono); color: var(--ink); }
@media(max-width: 640px) {
  .about-content { padding-block: 32px; }
  .about-portrait { margin-bottom: 40px; }
  .about-portrait .portrait-image { aspect-ratio: 1.1; object-position: 88% 45%; }
  .about-story p { font-size: 1rem; }
}
html:not(.js) .about-content[hidden] { display: block !important; }
@media print { html[data-inverted="true"] .portrait-image { filter: none; } }
@media(max-width: 480px) { .index-card:not(.hero-card) .index-card-inner { padding: 24px 20px; }.index-card:not(.hero-card) .index-card-inner::before { left: 20px; width: 60px; } }
@media(prefers-reduced-motion: reduce) { .index-card-inner { transform: none !important; will-change: auto; } }
@media print { #project-content[hidden] { display: block !important; } }
@media(max-width: 800px) { .brand-dock { flex-basis: 88px; }.hero-card { padding-block: 0; } }
@media(max-height: 550px) { .hero-card .hero-card-inner { padding: 24px 0 70px; }.hero-brand-origin { width: min(35%,260px); }.hero-discipline { margin-top: 8px; padding-top: 8px; font-size: .875rem; }.hero-field { min-height: 120px; margin-top: 12px; } }
@media(prefers-reduced-motion: reduce) { .floating-wordmark { will-change: auto; } }
html:not(.js) .index-header { opacity: 1; }
html:not(.js) .floating-wordmark { width: 96px; aspect-ratio: 250 / 126; transform: translate(40px,28px); --full-wordmark-opacity: 0; --short-wordmark-opacity: 1; }
@media print { .floating-wordmark { display: none !important; } }

/* Invert the composited page without changing the fixed scroll layout. */
.color-inversion { display: none; position: fixed; inset: 0; z-index: 1000; background: #fff; mix-blend-mode: difference; pointer-events: none; }
html[data-inverted="true"] .color-inversion { display: block; }
html[data-inverted="true"] { background: #08080b; scrollbar-color: #95958f #08080b; }
.color-cord { --cord-length: 76px; --cord-pull: 0px; position: fixed; z-index: 90; top: 0; right: 24px; width: 48px; height: calc(var(--cord-length) + var(--cord-pull) + 32px); padding: 0; border: 0; border-radius: 0; background: transparent; color: var(--ink); cursor: grab; touch-action: none; user-select: none; -webkit-user-select: none; -webkit-tap-highlight-color: transparent; }
.color-cord { overflow: visible; appearance: none; }
.lamp-brim { position: absolute; z-index: 2; top: -21px; left: calc(50% - 36px); width: 72px; height: 40px; pointer-events: none; }
.lamp-brim svg { display: block; width: 100%; height: 100%; fill: var(--paper); stroke: currentColor; stroke-width: 1.25; }
.cord-wire { position: absolute; top: 0; left: calc(50% - .5px); width: 1px; height: calc(var(--cord-length) + var(--cord-pull)); background: currentColor; transition: height 160ms ease-out; transform-origin: 50% 0; }
.cord-handle { position: absolute; top: calc(var(--cord-length) + var(--cord-pull) - 3px); left: calc(50% - 6px); width: 12px; height: 22px; border: 1px solid currentColor; border-radius: 6px 6px 8px 8px; background: var(--paper); transition: top 160ms ease-out,background 120ms; }
.color-cord:hover .cord-handle,.color-cord:focus-visible .cord-handle { background: currentColor; }
.color-cord:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
.color-cord.is-pulling { cursor: grabbing; }
.color-cord.is-pulling .cord-wire,.color-cord.is-pulling .cord-handle { transition: none; }
.color-cord.is-bouncing .cord-wire { animation: cord-wire-bounce 820ms ease-in-out; transition: none; }
.color-cord.is-bouncing .cord-handle { animation: cord-handle-bounce 820ms ease-in-out; transition: none; }
@keyframes cord-wire-bounce {
  0% { height: calc(var(--cord-length) + var(--cord-release)); transform: rotate(0deg); }
  25% { height: calc(var(--cord-length) - var(--cord-release) * .22); transform: rotate(-3deg); }
  45% { height: calc(var(--cord-length) + var(--cord-release) * .12); transform: rotate(2deg); }
  65% { height: calc(var(--cord-length) - var(--cord-release) * .06); transform: rotate(-1deg); }
  82% { height: calc(var(--cord-length) + var(--cord-release) * .025); transform: rotate(.4deg); }
  100% { height: var(--cord-length); transform: rotate(0deg); }
}
@keyframes cord-handle-bounce {
  0% { top: calc(var(--cord-length) + var(--cord-release) - 3px); transform: translateX(0) rotate(0deg); }
  25% { top: calc(var(--cord-length) - var(--cord-release) * .22 - 3px); transform: translateX(3px) rotate(-7deg); }
  45% { top: calc(var(--cord-length) + var(--cord-release) * .12 - 3px); transform: translateX(-2px) rotate(5deg); }
  65% { top: calc(var(--cord-length) - var(--cord-release) * .06 - 3px); transform: translateX(1px) rotate(-3deg); }
  82% { top: calc(var(--cord-length) + var(--cord-release) * .025 - 3px); transform: translateX(-.4px) rotate(1deg); }
  100% { top: calc(var(--cord-length) - 3px); transform: translateX(0) rotate(0deg); }
}
.index-header { padding-right: 112px; }
.index-header nav { flex-wrap: wrap; justify-content: flex-end; min-width: 0; }
.hero-brand-origin { width: min(720px,calc(100% - 64px)); }
@media(max-width: 800px) { .color-cord { --cord-length: 64px; right: 12px; }.index-header { padding-right: 80px; } }
@media(max-width: 480px) { .index-header { padding-right: 72px; gap: .5rem; }.brand-dock { flex-basis: 80px; }.index-header nav { gap: .5rem; } }
@media(max-height: 550px) { .hero-brand-origin { width: min(35%,260px); } }
@media(prefers-reduced-motion: reduce) { .cord-wire,.cord-handle { transition: none; } }
@media print { .color-cord,.color-inversion { display: none !important; } }
html:not(.js) .index-card { z-index: auto !important; }

#lamp-mischief { position: fixed; inset: 0; z-index: 95; overflow: hidden; pointer-events: none; }
.spy-scene { position: absolute; inset: 0; }
.spy-peek,.spy-hand { position: absolute; top: 0; left: 0; display: block; overflow: hidden; opacity: 0; will-change: transform,opacity; }
.spy-peek { transform-origin: 28% 72%; }
.spy-peek img,.spy-hand img { display: block; width: 200%; max-width: none; height: 200%; }
.spy-light .spy-peek img { transform: translateX(-50%); }
.spy-hand img { transform: translateY(-50%); }
.spy-light .spy-hand img { transform: translate(-50%,-50%); }
.spy-portal { position: absolute; opacity: 0; }
.spy-hand-window { position: absolute; inset: 0 0 16px; overflow: hidden; }
.spy-hole { position: absolute; left: 25%; right: 25%; bottom: 6px; height: 20px; border: 1.5px solid #999c96; border-radius: 50%; background: #080808; transform-origin: center; }
html[data-inverted="true"] .spy-scene img,html[data-inverted="true"] .spy-hole { filter: invert(1); }
.spy-step { position: absolute; width: 12px; height: 20px; background: var(--ink); mask: url("assets/spy-footstep.svg") center / contain no-repeat; opacity: 0; }
.color-cord.is-prank-pulling .cord-wire { transition: height 250ms ease-in-out; }
.color-cord.is-prank-pulling .cord-handle { transition: top 250ms ease-in-out; }
@media(prefers-reduced-motion: reduce), print { #lamp-mischief { display: none !important; } }
/* NIXON: seasonal launch economics. */
.nixon-case .case-heading { margin-bottom: 32px; }
.nixon-deck { max-width: 710px; margin: 24px 0 0; font: 1.25rem/1.55 var(--serif); color: #41433e; }
.shipping-lab { max-width: 820px; margin: 56px auto 0; border-top: 1px solid var(--ink); color: var(--ink); }
.shipping-intro { padding-top: 32px; }
.shipping-intro h2 { margin: 12px 0 16px; font: 600 clamp(1.8rem, 4vw, 2.7rem)/1.12 var(--sans); letter-spacing: -.04em; }
.shipping-intro > p:last-child, .shipping-chapter-heading > p:last-child { max-width: 690px; font: 1.0625rem/1.65 var(--serif); }
.shipping-controls-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 36px; margin-top: 32px; }
.shipping-lab .range-field label { gap: 10px; align-items: baseline; }
.shipping-lab .range-field + .range-field { margin-top: 0; }
.shipping-lab .range-field output { color: inherit; white-space: nowrap; font-variant-numeric: tabular-nums; }
.shipping-lab .range-field input { accent-color: #8b8b83; }
.shipping-lab .range-ends { font-size: .8125rem; }
.shipping-allocation-control { grid-column: 1 / -1; }
.shipping-assumptions { margin: 24px 0 18px; padding: 20px 0; border-block: 1px solid var(--line); }
.shipping-assumptions summary, .shipping-method summary { cursor: pointer; font: 500 1rem/1.5 var(--sans); padding: 3px 0; }
.shipping-assumptions summary span { display: block; margin-top: 7px; color: #5f625b; font: .875rem/1.6 var(--mono); }
.shipping-input-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; padding: 24px 0 12px; }
.shipping-input-grid label { display: flex; flex-direction: column; gap: 10px; font: .875rem/1.4 var(--sans); }
.shipping-input-grid input, .shipping-input-grid select { width: 100%; min-height: 44px; padding: 9px 10px; border: 1px solid #a6a89f; border-radius: 0; color: var(--ink); background: #fff; font: 1rem/1.3 var(--mono); }
.shipping-input-grid input:focus:invalid { outline-color: #b86525; }
.shipping-assumptions > p { font: .875rem/1.6 var(--sans); color: #52554f; }
.shipping-verdict { border-bottom: 1px solid var(--ink); padding: 32px 0 28px; margin-top: 12px; }
.shipping-eyebrow { font: .8125rem/1.5 var(--mono); letter-spacing: .075em; text-transform: uppercase; margin: 0 0 14px; color: #60625d; }
.shipping-split { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin: 0 0 14px; font: 400 clamp(1.15rem, 2.5vw, 1.6rem)/1.2 var(--serif); }
.shipping-split strong { font: 500 clamp(2.25rem, 6vw, 4.5rem)/1.1 var(--sans); letter-spacing: -.065em; font-variant-numeric: tabular-nums; }
.shipping-split i { margin: 0 12px; font-style: normal; font-weight: 300; font-size: 2rem; color: #91938b; }
.shipping-verdict > p:last-child { margin: 0; max-width: 670px; font: 1rem/1.65 var(--serif); }
.shipping-chapter { padding: 42px 0; border-bottom: 1px solid var(--line); }
.shipping-chapter h3 { margin: 0 0 14px; font: 600 clamp(1.4rem, 3vw, 2rem)/1.2 var(--sans); letter-spacing: -.025em; }
.shipping-chapter-heading > p:last-child { margin-bottom: 28px; }
.shipping-figure { margin: 24px 0; }
.shipping-chart-scroll { overflow-x: auto; scrollbar-width: thin; overscroll-behavior-x: contain; }
.shipping-chart-scroll svg { width: 100%; min-width: 610px; height: auto; display: block; color: var(--ink); overflow: visible; }
.shipping-chart-scroll svg text { font: 14px var(--mono); fill: currentColor; }
.shipping-grid { stroke: #d9dad4; stroke-width: 1; }
.shipping-zero { stroke: #777a72; }
.shipping-figure figcaption { margin-top: 16px; color: #54564f; font: .875rem/1.65 var(--sans); }
.shipping-arrivals { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin-top: 28px; }
.shipping-arrival > div:first-child, .shipping-contribution > div:first-child { display: flex; align-items: baseline; justify-content: space-between; gap: 15px; font: .875rem/1.5 var(--mono); }
.shipping-arrival strong, .shipping-contribution strong { font-weight: 500; white-space: nowrap; }
.shipping-arrival-track, .shipping-contribution-track { background: #e9eae5; height: 14px; margin-top: 12px; }
.shipping-arrival-track i, .shipping-contribution-track i { display: block; height: 100%; }
.shipping-air-color { background: #bf6623; }
.shipping-sea-color { background: #387fae; }
.shipping-split-color { background: #278770; }
.shipping-reading { font: 1rem/1.7 var(--serif); margin: 24px 0 0; }
.shipping-metrics { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; margin: 30px 0; padding: 24px 0; border-block: 1px solid var(--line); }
.shipping-metrics dt { min-height: 3em; font: .8125rem/1.5 var(--mono); color: #5c5f57; }
.shipping-metrics dd { margin: 12px 0 0; font: 500 clamp(1.35rem, 3vw, 2rem)/1.2 var(--sans); letter-spacing: -.04em; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.shipping-legend { display: flex; flex-wrap: wrap; gap: 24px; margin-bottom: 22px; font: .875rem/1.4 var(--mono); }
.shipping-legend > span { display: inline-flex; align-items: center; gap: 9px; }
.shipping-swatch { width: 22px; height: 3px; }
.shipping-table-scroll { overflow-x: auto; }
.shipping-money-table { width: 100%; border-collapse: collapse; font: .875rem/1.5 var(--mono); }
.shipping-money-table caption { text-align: left; padding: 6px 0 20px; font: 600 1rem/1.5 var(--sans); }
.shipping-money-table th, .shipping-money-table td { border-bottom: 1px solid var(--line); padding: 14px 12px; text-align: right; vertical-align: top; }
.shipping-money-table th:first-child { text-align: left; padding-left: 0; }
.shipping-money-table td:last-child, .shipping-money-table th:last-child { padding-right: 0; }
.shipping-money-table tbody th { font-weight: 400; font-family: var(--sans); }
.shipping-money-table td { white-space: nowrap; }
.shipping-table-total { font-weight: 700; }
.shipping-money-table .shipping-table-total th { font-weight: 600; }
.shipping-economics { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.shipping-economics h4 { margin: 0 0 25px; font: 600 1.0625rem/1.5 var(--sans); }
.shipping-economics p { font: .9375rem/1.65 var(--serif); }
.shipping-contribution { margin-bottom: 20px; }
.shipping-contribution-track { height: 22px; }
.shipping-hurdle { display: flex; justify-content: space-between; gap: 20px; padding: 13px 0; border-bottom: 1px solid var(--line); font: .9375rem/1.5 var(--sans); }
.shipping-hurdle strong { white-space: nowrap; font: 500 1.05rem/1.5 var(--mono); }
.shipping-break-even { padding: 28px; margin-top: 30px; border-left: 2px solid var(--ink); background: #f5f5f1; }
.shipping-break-even > strong { display: block; font: 500 clamp(1.6rem, 4vw, 2.25rem)/1.2 var(--sans); letter-spacing: -.035em; }
.shipping-break-even > p:last-child { margin: 16px 0 0; font: 1rem/1.7 var(--serif); }
.shipping-method { margin-top: 24px; padding-bottom: 28px; font: .875rem/1.7 var(--sans); color: #555850; }
.shipping-method li { margin: 12px 0; }
.shipping-method ul { padding-left: 20px; }
.shipping-method a { text-decoration: underline; text-underline-offset: 3px; }
.shipping-closing { margin-top: 36px; }
.shipping-closing h2 { margin-bottom: 30px; font: 600 clamp(1.5rem, 3vw, 2rem)/1.25 var(--sans); letter-spacing: -.03em; }
html[data-inverted="true"] .shipping-color,
html[data-inverted="true"] .shipping-air-color,
html[data-inverted="true"] .shipping-sea-color,
html[data-inverted="true"] .shipping-split-color { filter: invert(1); }
@media (max-width: 650px) {
  .shipping-controls-grid, .shipping-economics { grid-template-columns: 1fr; gap: 25px; }
  .shipping-input-grid { grid-template-columns: 1fr 1fr; gap: 20px 14px; }
  .shipping-metrics { grid-template-columns: 1fr; gap: 20px; }
  .shipping-metrics > div { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; }
  .shipping-metrics dt { min-height: 0; max-width: 200px; }
  .shipping-metrics dd { margin: 0; font-size: 1.6rem; }
  .shipping-arrivals { grid-template-columns: 1fr; gap: 24px; }
  .shipping-break-even { padding: 22px 18px; }
  .shipping-money-table { font-size: .8125rem; min-width: 440px; }
  .shipping-split { gap: 8px; }
  .shipping-split i { margin: 0 4px; }
}
.shipping-balance-comparison { margin-top: 38px; }
.shipping-balance-comparison h4 { margin: 0 0 12px; font: 600 1.125rem/1.4 var(--sans); }
.shipping-balance-comparison > p { font: 1rem/1.65 var(--serif); }
.shipping-balance-table { min-width: 680px; margin-top: 24px; }
.shipping-balance-table thead th { font: 600 .875rem/1.5 var(--sans); }
.shipping-balance-table small { display: block; margin-top: 5px; font: .8125rem/1.5 var(--mono); color: #5d6058; white-space: nowrap; }
.shipping-balance-table th:nth-child(3), .shipping-balance-table td:nth-child(3) { background: #f0f1eb; }
.shipping-balance-table td { font-size: .8125rem; }
.shipping-equilibrium { margin: 32px 0 0; padding: 24px 0 0; border-top: 1px solid var(--ink); }
.shipping-equilibrium > p { font: 1rem/1.7 var(--serif); }
.shipping-equilibrium .shipping-eyebrow { font: .8125rem/1.5 var(--mono); }
.shipping-equilibrium .shipping-equilibrium-rule { font: 500 clamp(1.3rem, 3vw, 1.75rem)/1.4 var(--sans); letter-spacing: -.025em; margin: 0 0 22px; }
.shipping-ending { max-width: 820px; margin: 48px auto 0; padding-bottom: 40px; border-bottom: 1px solid var(--line); }
.shipping-ending h2 { font: 600 clamp(1.5rem, 3vw, 2rem)/1.25 var(--sans); letter-spacing: -.03em; margin: 0 0 22px; }
.shipping-ending > p:not(.shipping-eyebrow) { max-width: 720px; font: 1.0625rem/1.7 var(--serif); }
.shipping-matrix-scroll { overflow-x: auto; margin: 28px 0 0; scrollbar-width: thin; }
.shipping-risk-matrix { width: 100%; min-width: 610px; table-layout: fixed; border-collapse: collapse; }
.shipping-risk-matrix caption { text-align: left; margin: 0 0 20px; font: .875rem/1.5 var(--mono); color: #5d6058; }
.shipping-risk-matrix thead th { font: 500 .9375rem/1.5 var(--mono); text-align: left; padding: 14px 22px; }
.shipping-risk-matrix thead td { width: 90px; font: .8125rem/1.7 var(--mono); vertical-align: bottom; padding: 0 8px 14px 0; }
.shipping-risk-matrix tbody th { width: 90px; padding: 20px 10px 20px 0; text-align: left; font: 500 .875rem/1.5 var(--mono); }
.shipping-risk-matrix tbody td { padding: 26px 22px; border: 1px solid #bcbeb5; vertical-align: top; background: #fafaf7; }
.shipping-risk-matrix tbody td.shipping-matrix-favorable { background: #e9eee8; }
.shipping-risk-matrix tbody td.shipping-matrix-unfavorable { background: #eee9e6; }
.shipping-risk-matrix h3 { margin: 0 0 12px; font: 600 1.125rem/1.4 var(--sans); letter-spacing: -.015em; }
.shipping-risk-matrix p { margin: 0; font: .9375rem/1.65 var(--serif); }
.collaboration-figure { margin: 32px 0; }
.collaboration-scroll { overflow-x: auto; overscroll-behavior-x: contain; padding-block: 12px; scrollbar-width: thin; }
.collaboration-loop { position: relative; min-width: 720px; aspect-ratio: 800 / 440; }
.collaboration-loop > svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.collaboration-roles { margin: 0; }
.collaboration-roles > div { position: absolute; transform: translate(-50%,-50%); width: 24%; max-width: 190px; padding: 10px 6px; text-align: center; background: #fff; }
.collaboration-track { opacity: .5; }
.collaboration-flow { stroke-dasharray: .01 19.99; animation: collaboration-circulate 20s linear infinite; }
@keyframes collaboration-circulate { from { stroke-dashoffset: 0; } to { stroke-dashoffset: -120; } }
@media (prefers-reduced-motion: reduce), print { .collaboration-flow { display: none; animation: none; }.collaboration-track { opacity: 1; } }
.collaboration-roles dt { font: 600 1rem/1.35 var(--sans); }
.collaboration-roles dd { margin: 8px 0 0; font: .875rem/1.55 var(--sans); color: var(--muted); }
.collaboration-demand { left: 23.75%; top: 15.9%; --team-color: #5287d3; }
.collaboration-sales { left: 12%; top: 50%; --team-color: #9470c5; }
.collaboration-merch { left: 23.75%; top: 84.1%; --team-color: #df742b; }
.collaboration-vendor { left: 76.25%; top: 15.9%; --team-color: #2a8956; }
.collaboration-supply { left: 88%; top: 50%; --team-color: #258575; }
.collaboration-finance { left: 76.25%; top: 84.1%; --team-color: #2a8956; }
.collaboration-shared { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); width: 180px; padding: 18px 8px; background: #fff; text-align: center; }
.collaboration-shared span { display: block; margin-bottom: 8px; color: var(--card-accent); font: .875rem/1.5 var(--mono); }
.collaboration-shared strong { display: block; font: 600 1.375rem/1.25 var(--sans); letter-spacing: -.035em; }
.collaboration-shared small { display: block; margin-top: 10px; font: .875rem/1.5 var(--sans); color: var(--muted); }
.collaboration-figure figcaption { max-width: 650px; margin: 26px auto 0; text-align: center; font: 1rem/1.7 var(--serif); }
.collaboration-figure figcaption strong { display: block; margin-bottom: 6px; font: .9375rem/1.5 var(--mono); }
.shipping-caveats { margin-top: 42px; padding-top: 30px; border-top: 1px solid var(--ink); }
.shipping-caveats h3 { margin: 0 0 18px; font: 600 clamp(1.4rem, 3vw, 1.8rem)/1.25 var(--sans); letter-spacing: -.025em; }
.shipping-caveats > p:not(.shipping-eyebrow), .shipping-caveats li { font: 1rem/1.75 var(--serif); }
.shipping-caveats ul { list-style: none; margin: 22px 0; padding: 0; }
.shipping-caveats li { padding: 14px 0; border-top: 1px solid var(--line); }
.shipping-caveats li strong { font-family: var(--sans); font-weight: 600; }
@media (max-width: 650px) {
  .shipping-risk-matrix tbody td { padding: 22px 18px; }
}
.shipping-flow-figure { margin: 30px 0 0; }
.shipping-flow-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 24px; }
.shipping-flow-heading h3 { max-width: 430px; margin: 0; font: 500 1.25rem/1.4 var(--sans); letter-spacing: -.025em; }
.shipping-flow-heading button { padding: 10px 0; border: 0; border-bottom: 1px solid currentColor; background: transparent; color: var(--ink); font: .875rem/1.4 var(--mono); cursor: pointer; min-height: 44px; }
.shipping-flow-heading button:disabled { opacity: .45; cursor: default; }
.shipping-flow-legend { margin-bottom: 28px; }
.shipping-balance-key { width: 10px; height: 10px; border: 2px solid #278770; border-radius: 50%; }
html[data-inverted="true"] .shipping-balance-key { filter: invert(1); }
.shipping-flow-scroll { margin-inline: -5px; }
.shipping-flow-scroll svg { overflow: visible; }
.shipping-flow-grip { cursor: ns-resize; touch-action: none; outline: none; }
.shipping-flow-grip[data-flow-handle="ocean"] { cursor: ew-resize; }
.shipping-flow-focus { opacity: 0; }
.shipping-flow-grip:focus .shipping-flow-focus, .shipping-flow-grip:hover .shipping-flow-focus { opacity: .7; }
.shipping-flow-hit { pointer-events: all; }
.shipping-flow-label { pointer-events: none; paint-order: stroke; stroke: #fff; stroke-width: 5px; stroke-linejoin: round; }
.shipping-flow-figure figcaption { margin-top: 18px; max-width: 710px; font: .875rem/1.6 var(--sans); color: #53564e; }
.shipping-flow-status { display: flex; flex-direction: column; gap: 8px; padding: 22px 0; margin-top: 22px; border-block: 1px solid var(--line); }
.shipping-flow-status strong { font: 500 1.25rem/1.45 var(--sans); letter-spacing: -.025em; }
.shipping-flow-status span { font: .9375rem/1.65 var(--mono); }
.shipping-flow-context { margin: 18px 0 0; max-width: 710px; font: .9375rem/1.7 var(--serif); color: #53564e; }
@media (max-width: 650px) {
  .shipping-flow-heading { gap: 12px; }
  .shipping-flow-status span { font-size: .875rem; }
}

/* Channel proceeds and operational readiness share the same launch model. */
.shipping-price-formula { border-left: 3px solid var(--ink); padding-left: 20px; font: 1.1rem/1.6 var(--mono) !important; }
.shipping-channel-select { display: grid; grid-template-columns: minmax(240px,1fr) 1.3fr; gap: 30px; align-items: end; margin: 48px 0 26px; }
.shipping-channel-select label { display: grid; gap: 10px; font: .95rem/1.4 var(--mono); }
.shipping-channel-select select { width: 100%; border: 1px solid var(--line); border-radius: 0; padding: 14px 12px; background: var(--paper); color: var(--ink); font: 1rem var(--sans); }
.shipping-channel-select p { margin: 0; font-size: 1rem; line-height: 1.6; }
.shipping-channel-verdict { border-left: 3px solid var(--ink); padding: 4px 0 4px 22px; }
.shipping-money-table td small { display: block; font: .9rem/1.6 var(--mono); opacity: .75; }
.shipping-input-grid select:disabled { opacity: .5; }
@media(max-width: 700px) { .shipping-channel-select { grid-template-columns: 1fr; gap: 18px; } }

/* Complementary dark-mode values preserve amber and blue under the inversion overlay. */
:root { --card-accent: #936000; --link-hover: #1d5fbf; }
html[data-inverted="true"] { --card-accent: #1a55bc; --link-hover: #9f5a05; }
.card-discipline { color: var(--card-accent); font-style: italic; }
.card-case { margin-top: 20px; }
.card-cases { display: grid; gap: 18px; margin-top: 20px; }
.card-cases .card-case { margin-top: 0; }
.card-case .card-tools { margin: 7px 0 0; font-size: .875rem; }
.open-project { transition: color 160ms ease; }
.open-project:hover,.open-project:focus-visible { color: var(--link-hover); }
.open-project:focus-visible { outline: 2px solid currentColor; outline-offset: 5px; }
.case-switcher { display: flex; flex-wrap: wrap; gap: 12px 28px; margin: 12px 0 28px; font: .875rem/1.5 var(--mono); }
.case-switcher a { color: var(--ink); text-underline-offset: 5px; }
.case-switcher a[aria-current] { color: var(--card-accent); }
.case-switcher a:hover,.case-switcher a:focus-visible { color: var(--link-hover); }
/* Case 1: a published analysis with fixed exhibits, no reader-operated model. */
.finance-case { max-width: 820px; margin: 0 auto; }
.finance-case p { font-size: 1.0625rem; line-height: 1.75; }
.finance-lead { border-block: 1px solid var(--ink); padding: 28px 0 24px; margin-top: 40px; }
.finance-lead h2,.finance-section h2 { margin: 12px 0 22px; font: 550 clamp(1.8rem,3.5vw,2.65rem)/1.2 var(--sans); letter-spacing: -.045em; max-width: 29ch; }
.finance-case .shipping-eyebrow { font: .875rem/1.5 var(--mono); color: var(--card-accent); }
.finance-case .finance-evidence,.finance-case .finance-note { font: .9375rem/1.7 var(--sans); color: #5a5d55; }
.finance-section { margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--line); }
.finance-definitions { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 36px; margin: 28px 0; }
.finance-definitions div { border-top: 1px solid var(--line); padding-top: 14px; }
.finance-definitions dt { font: 600 .9375rem/1.5 var(--sans); }
.finance-definitions dd { margin: 8px 0 0; font-size: 1rem; line-height: 1.65; }
.finance-table { width: 100%; min-width: 650px; border-collapse: collapse; margin: 24px 0; font: .9375rem/1.6 var(--sans); font-variant-numeric: tabular-nums; }
.finance-table caption { text-align: left; padding-bottom: 16px; color: #5a5d55; font: .875rem/1.6 var(--mono); }
.finance-table th,.finance-table td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.finance-table th:first-child { padding-left: 0; width: 37%; }
.finance-table td:last-child,.finance-table th:last-child { padding-right: 0; }
.finance-table tbody th { font-weight: 400; }
.finance-table thead th { font-weight: 600; }
.finance-assumptions,.finance-validation { margin: 24px 0; padding-left: 22px; font-size: 1rem; line-height: 1.75; }
.finance-assumptions li,.finance-validation li { padding-left: 6px; margin-block: 16px; }
.finance-formula { margin: 26px 0; padding: 12px 0 12px 22px; border-left: 2px solid var(--card-accent); }
.finance-formula p { margin: 6px 0; font: .9375rem/1.8 var(--mono); overflow-wrap: anywhere; }
.finance-chart-scroll { overflow-x: auto; overscroll-behavior-x: contain; }
.finance-chart svg { display: block; width: 100%; min-width: 720px; height: auto; font: 16px var(--sans); fill: currentColor; }
.finance-chart-label { font-weight: 600; }
html[data-inverted="true"] .finance-chart .shipping-swatch { filter: invert(1); }
.finance-case .finance-worked { font-size: 1rem; padding: 18px 0; border-block: 1px solid var(--line); }
.finance-case a { color: inherit; text-underline-offset: 4px; }
.finance-case a:hover,.finance-case a:focus-visible { color: var(--link-hover); }
.launch-cost-comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 30px 0; }
.launch-cost-comparison > div { border-top: 2px solid var(--line); padding-top: 18px; }
.launch-cost-comparison > div:last-child { border-color: var(--card-accent); }
.launch-cost-comparison span,.launch-cost-comparison small { display: block; font: .9375rem/1.6 var(--sans); }
.launch-cost-comparison strong { display: block; margin: 10px 0; font: 600 clamp(2rem,5vw,3.5rem)/1.15 var(--sans); letter-spacing: -.04em; }
.launch-cash { margin: 28px 0; padding: 18px 0; border-block: 1px solid var(--line); }
.launch-cash summary { cursor: pointer; font: 600 1.0625rem/1.6 var(--sans); }
.launch-cash summary:hover,.launch-cash summary:focus-visible { color: var(--link-hover); }
.launch-cash summary:focus-visible { outline: 2px solid currentColor; outline-offset: 5px; }
.launch-timeline svg { min-width: 820px; }
.launch-case .finance-table th:first-child { width: 26%; }
@media(max-width: 540px) { .launch-cost-comparison { grid-template-columns: 1fr; gap: 28px; } }
@media print { .launch-timeline svg { min-width: 0; } }
@media(max-width: 640px) { .finance-definitions { grid-template-columns: 1fr; gap: 18px; }.finance-section { margin-top: 36px; }.finance-lead { margin-top: 28px; } }
@media print { .finance-chart-scroll,.shipping-table-scroll { overflow: visible; }.finance-chart svg { min-width: 0; }.finance-table { min-width: 0; } }
/* Cohort analysis: readable age buckets, channel totals, and coverage decisions. */
.cohort-chapter { margin-top: 64px; padding-top: 34px; border-top: 1px solid var(--line); }
.cohort-chapter > h2 { margin: 12px 0 24px; max-width: 25ch; font: 500 clamp(1.9rem,3.5vw,3rem)/1.15 var(--sans); letter-spacing: -.045em; }
.cohort-chapter .history-subtitle { margin: 40px 0 18px; font: 600 1.5rem/1.3 var(--sans); letter-spacing: -.02em; }
.cohort-chapter > p { max-width: 76ch; font-size: 1.1rem; line-height: 1.75; }
.cohort-chapter a { color: inherit; text-underline-offset: 4px; }
.cohort-chapter a:hover,.cohort-chapter a:focus-visible { color: var(--link-hover); }
.cohort-chapter .cohort-note { font: .9375rem/1.7 var(--sans); color: #53564e; }
.cohort-age-table { width: 100%; min-width: 570px; border-collapse: collapse; font: .9375rem/1.5 var(--mono); }
.cohort-age-table caption { text-align: left; margin-bottom: 18px; font: .875rem/1.6 var(--mono); }
.cohort-age-table th,.cohort-age-table td { padding: 16px 12px; border-bottom: 1px solid var(--line); text-align: center; }
.cohort-age-table th:first-child { padding-left: 0; text-align: left; font-weight: 500; white-space: nowrap; }
.cohort-cell { display: block; position: relative; padding-bottom: 12px; }
.cohort-cell::after { content: ''; position: absolute; bottom: 0; left: 0; width: var(--cohort-bar); height: 3px; background: #5287d3; }
html[data-inverted="true"] .cohort-cell::after { filter: invert(1); }
.cohort-unobserved { opacity: .5; }
.cohort-signals { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; margin: 28px 0; }
.cohort-signals > div { padding-top: 18px; border-top: 2px solid var(--line); }
.cohort-signals h3 { margin: 0 0 12px; font: 600 1.125rem/1.4 var(--sans); }
.cohort-signals p { margin: 0; font: 1rem/1.7 var(--serif); }
.cohort-blue { background: #5287d3; }.cohort-purple { background: #9470c5; }.cohort-green { background: #278770; }
html[data-inverted="true"] :is(.cohort-blue,.cohort-purple,.cohort-green) { filter: invert(1); }
.cohort-window { fill: #eceeeb; }
.cohort-channel-table { min-width: 670px; }
.cohort-channel-table th:first-child { min-width: 190px; }
.cohort-chapter .cohort-formula { font: 1.05rem/1.6 var(--mono); border-left: 2px solid var(--card-accent); padding-left: 20px; }
.cohort-metrics { margin: 28px 0; }
.cohort-metrics dd { font-size: clamp(1.5rem,3vw,2.5rem); }
.forecast-scorecard { margin: 30px 0; }
.forecast-scorecard > figcaption { font: 1rem/1.7 var(--sans); }
.forecast-scorecard > figcaption strong { display: block; margin-bottom: 8px; font-size: 1.25rem; }
.forecast-metric-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px; margin: 24px 0; }
.forecast-metric-grid > div { border-top: 2px solid var(--line); padding-top: 16px; }
.forecast-metric-grid dt { font: .875rem/1.5 var(--mono); }
.forecast-metric-grid dd { margin: 12px 0 6px; font: 600 clamp(1.5rem,3vw,2.5rem)/1.2 var(--sans); letter-spacing: -.04em; }
.forecast-metric-grid dd span { font-size: 1rem; letter-spacing: 0; }
.forecast-metric-grid small { display: block; margin-top: 8px; letter-spacing: 0; font: .875rem/1.5 var(--sans); color: var(--muted); }
.forecast-example-table th:first-child { width: 22%; }
.forecast-example-table tbody tr:last-child { font-weight: 600; }
.forecast-definitions dd { font-family: var(--sans); }
@media(max-width: 700px) { .forecast-metric-grid { grid-template-columns: 1fr 1fr; } }
.cohort-methods { margin: 28px 0; }
.cohort-methods > div { display: grid; grid-template-columns: 230px 1fr; gap: 28px; padding: 22px 0; border-top: 1px solid var(--line); }
.cohort-methods dt { font: 500 1rem/1.5 var(--mono); }
.cohort-methods dd { margin: 0; font: 1rem/1.7 var(--serif); }
.sibling-case { margin-top: 30px; }
@media(max-width: 640px) {
  .card-cases { gap: 14px; }.card-cases .open-project { font-size: .875rem; gap: 12px; }.card-cases .card-tools { font-size: .875rem; }
  .cohort-chapter { margin-top: 46px; padding-top: 28px; }
  .cohort-signals,.cohort-methods > div { grid-template-columns: 1fr; gap: 18px; }
  .case-switcher { gap: 12px 18px; }
}

.detail-continuation #next-case:hover,.detail-continuation #next-case:focus-visible,.detail-continuation #previous-case:hover,.detail-continuation #previous-case:focus-visible { color: var(--link-hover); }

/* Fixed case exhibits: no model inputs or output dependencies. */
.cohort-example-note { max-width: 80ch; margin: 36px 0; font: .9375rem/1.7 var(--sans); color: var(--muted); }
.cohort-static-chart { margin: 30px 0; }
.cohort-static-chart .shipping-chart-scroll svg { min-width: 640px; }
/* Narrative exhibits: stable chart geometry, inspectable values, and no model controls. */
.cohort-exhibit { margin: 38px 0; max-width: 920px; padding-block: 24px 18px; border-block: 1px solid var(--line); }
.cohort-exhibit .chart-heading { margin: 0 0 20px; font: 600 1.35rem/1.35 var(--sans); letter-spacing: -.025em; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-bottom: 22px; font: .875rem/1.5 var(--sans); }
.chart-legend > span { display: inline-flex; align-items: center; gap: 9px; }
.chart-key { width: 12px; height: 12px; box-sizing: border-box; display: inline-block; }
.chart-key-plan { border: 2px solid #5287d3; border-radius: 50%; }
.chart-key-actual { background: #278770; border-radius: 50%; }
.chart-key-estimate { background: #df742b; transform: rotate(45deg); width: 10px; height: 10px; }
.chart-overflow { overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: thin; }
.cohort-exhibit svg { display: block; width: 100%; height: auto; color: var(--ink); }
.chart-overflow svg { min-width: 700px; }
.cohort-exhibit svg text { fill: currentColor; font: 16px var(--sans); font-variant-numeric: tabular-nums; }
.cohort-exhibit svg .chart-series-title,.cohort-exhibit svg .chart-direct { font-weight: 600; }
.chart-comp-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 26px; }
.chart-comp-panel { overflow-x: auto; overscroll-behavior-x: contain; }
.chart-comp-panel svg { min-width: 340px; }
.chart-grid { stroke: currentColor; stroke-opacity: .14; stroke-width: 1; }
.chart-connector { stroke: currentColor; stroke-opacity: .45; stroke-width: 2; }
.chart-plan { fill: none; stroke: #5287d3; stroke-width: 3; }
.chart-actual { fill: #278770; }
.chart-estimate,.chart-estimate-bar { fill: #df742b; }
.chart-plan-bar { fill: #5287d3; }
.chart-actual-line { fill: none; stroke: #278770; stroke-width: 2.5; }
.chart-estimate-line { fill: none; stroke: #df742b; stroke-width: 2.5; stroke-dasharray: 6 5; }
.chart-stockout-window { fill: #df742b; fill-opacity: .09; }
.chart-stockout-gap { stroke: currentColor; stroke-opacity: .45; stroke-dasharray: 3 4; }
.chart-hit { fill: transparent; }
.chart-inspect { cursor: pointer; }
.chart-inspect:focus { outline: none; }
.chart-inspect:is(:hover,:focus-visible) .chart-hit { stroke: currentColor; stroke-width: 1.5; }
.chart-inspect:is(:hover,:focus-visible) :is(.chart-plan-bar,.chart-estimate-bar) { stroke: currentColor; stroke-width: 2; }
.cohort-exhibit .chart-readout { min-height: 3.1em; margin: 18px 0 0; padding-left: 14px; border-left: 2px solid var(--card-accent); font: .9375rem/1.55 var(--sans); color: var(--ink); }
.cohort-exhibit figcaption { margin-top: 14px; color: var(--muted); font: .875rem/1.7 var(--sans); max-width: 85ch; }
.cohort-exhibit .chart-disclosure { margin: 0 0 20px; color: var(--card-accent); font: .9375rem/1.6 var(--sans); }
html[data-inverted="true"] :is(.chart-key,.chart-plan,.chart-actual,.chart-estimate,.chart-plan-bar,.chart-estimate-bar,.chart-actual-line,.chart-estimate-line,.chart-stockout-window) { filter: invert(1); }
@media(max-width: 760px) { .chart-comp-grid { grid-template-columns: 1fr; gap: 28px; } }
@media print { .chart-overflow,.chart-comp-panel { overflow: visible; }.chart-overflow svg,.chart-comp-panel svg { min-width: 0; } }
.cohort-case .finance-table { min-width: 620px; }
.cohort-case .finance-table th:first-child { width: 26%; }
.rolling-case .finance-table th:first-child { width: 25%; }
.rolling-architecture,.rolling-window { margin: 36px 0; padding-block: 24px; border-block: 1px solid var(--line); }
.rolling-architecture h3,.rolling-window h3 { margin: 0 0 24px; font: 600 1.35rem/1.4 var(--sans); letter-spacing: -.025em; }
.rolling-diagram-scroll,.rolling-window-scroll { overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: thin; }
.rolling-architecture svg { display: block; width: 100%; min-width: 760px; height: auto; }
.rolling-architecture svg text { fill: currentColor; font: 18px var(--sans); }
.rolling-architecture svg .rolling-node-title { font-size: 21px; font-weight: 600; }
.rolling-nodes rect { fill: var(--paper); stroke: currentColor; stroke-opacity: .45; }
.rolling-links { stroke: currentColor; stroke-opacity: .6; stroke-width: 2; }
.rolling-architecture figcaption,.rolling-window figcaption { margin-top: 20px; font: .9375rem/1.7 var(--sans); color: var(--muted); }
.rolling-window table { table-layout: fixed; width: 100%; min-width: 970px; border-spacing: 6px 14px; font: .9375rem/1.5 var(--sans); text-align: center; }
.rolling-window th:first-child { width: 150px; text-align: left; }
.rolling-window th { font-weight: 500; }
.rolling-window td { height: 38px; }
.rolling-old { background: #5287d3; }
.rolling-new { background: #278770; }
.rolling-closed { color: var(--ink); border: 1px solid var(--line); }
.rolling-outside { border: 1px dashed var(--line); }
.rolling-window-key { display: flex; flex-wrap: wrap; gap: 14px 26px; margin-top: 14px; font: .875rem/1.5 var(--sans); }
.rolling-window-key span { display: inline-flex; align-items: center; gap: 8px; }
.rolling-window-key i { width: 14px; height: 14px; }
.rolling-cycle { padding-left: 25px; max-width: 82ch; font: 1.0625rem/1.75 var(--sans); }
.rolling-cycle li { padding: 10px 0 10px 8px; }
html[data-inverted="true"] :is(.rolling-old,.rolling-new) { filter: invert(1); }
@media print { .rolling-diagram-scroll,.rolling-window-scroll { overflow: visible; }.rolling-architecture svg,.rolling-window table { min-width: 0; } }
.stock-metrics dt { font: .875rem/1.5 var(--mono); }
.stock-metrics dd { margin: 8px 0 0; font: 600 1.4rem/1.3 var(--sans); }

/* In-context definitions, with a linked reference in a non-modal popover. */
.term-trigger { display: inline; appearance: none; padding: 0; margin: 0; border: 0; border-radius: 0; background: transparent; color: inherit; font: inherit; letter-spacing: inherit; text-transform: inherit; line-height: inherit; text-decoration: underline dotted; text-underline-offset: .2em; cursor: help; }
.term-trigger:hover,.term-trigger:focus-visible,.term-trigger[aria-expanded="true"] { color: var(--link-hover); text-decoration-style: solid; }
.term-trigger:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
svg .term-trigger { fill: currentColor; }
.term-help { position: fixed; inset: auto; z-index: 1100; margin: 0; width: 360px; box-sizing: border-box; padding: 20px 46px 20px 20px; border: 1px solid #d2d2d7; border-radius: 6px; background: #fff; color: #19191e; box-shadow: 0 12px 32px #0003; overflow: auto; overscroll-behavior: contain; font: 1rem/1.55 var(--sans); text-align: left; }
.term-help[hidden] { display: none; }
.term-help::backdrop { background: transparent; pointer-events: none; }
.term-help h2 { margin: 0 0 10px; font: 600 1rem/1.4 var(--sans); letter-spacing: 0; }
.term-help p { margin: 0 0 14px; font: 1rem/1.55 var(--sans); }
.term-help a { color: #175aa6; font: .875rem/1.5 var(--sans); text-decoration: underline; text-underline-offset: .2em; }
.term-help a:hover { color: #063876; }
#term-help-close { position: absolute; top: 4px; right: 4px; width: 40px; height: 40px; border: 0; background: transparent; color: inherit; cursor: pointer; font: 1.5rem/1 var(--sans); }
.term-help :focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
/* Top-layer content sits above the page's color-inversion overlay. */
html[data-inverted="true"] .term-help { background: #17171c; color: #e6e6e9; border-color: #555560; box-shadow: 0 12px 32px #0008; }
html[data-inverted="true"] .term-help a { color: #8ebcff; }
html[data-inverted="true"] .term-help a:hover { color: #c0d8ff; }
@media print { .term-help { display: none !important; }.term-trigger { text-decoration: none; } }

/* The planning map is a stable, inspectable dependency graph. */
.lineage-figure,.vintage-figure { margin: 38px 0; padding-block: 26px; border-block: 1px solid var(--line); }
.lineage-figure h3,.vintage-figure h3 { margin: 0 0 12px; font: 600 1.4rem/1.4 var(--sans); letter-spacing: -.025em; }
.lineage-disclosure { display: block; color: var(--card-accent); font: .875rem/1.6 var(--mono); }
.rolling-case .lineage-intro { margin: 14px 0 20px; max-width: 80ch; font: 1rem/1.65 var(--sans); }
.lineage-actions,.lineage-steps { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0; }
.lineage-actions button,.lineage-steps button { min-height: 44px; padding: 10px 16px; border: 1px solid var(--line); border-radius: 0; color: var(--ink); background: var(--paper); font: .9375rem/1.5 var(--sans); cursor: pointer; }
.lineage-actions button[aria-pressed="true"],.lineage-steps button[aria-pressed="true"] { border-color: currentColor; box-shadow: inset 0 -2px currentColor; }
.lineage-actions button:hover,.lineage-node:hover,.lineage-steps button:hover,.lineage-stage summary:hover { color: var(--link-hover); }
.lineage-figure :is(button,summary):focus-visible,.vintage-value:focus-visible { outline: 2px solid var(--link-hover); outline-offset: 3px; }
.lineage-correction { padding: 0 0 20px; }
.lineage-correction[hidden] { display: none; }
.lineage-steps { margin: 8px 0 16px; }
.lineage-steps button { display: inline-flex; align-items: center; gap: 9px; }
.lineage-steps button span { color: var(--card-accent); font-family: var(--mono); }
.rolling-case .lineage-correction p { font: 1rem/1.65 var(--sans); max-width: 90ch; }
.rolling-case .lineage-correction .lineage-release { color: var(--card-accent); font: .875rem/1.6 var(--mono); }
.lineage-scroll { overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: thin; padding: 5px 0 16px; }
.lineage-layout { position: relative; isolation: isolate; display: grid; grid-template-columns: repeat(5,minmax(174px,1fr)); gap: 36px; min-width: 1020px; padding: 6px 6px 18px; }
.lineage-stage { min-width: 0; }
.lineage-stage summary { position: relative; z-index: 1; min-height: 56px; cursor: pointer; background: var(--paper); font: 600 .9375rem/1.6 var(--sans); }
.lineage-stage summary span { display: block; margin-left: 15px; color: var(--muted); font: .75rem/1.7 var(--mono); }
.lineage-stage-nodes { display: grid; gap: 24px; padding-top: 24px; }
.lineage-node { position: relative; z-index: 1; width: 100%; min-height: 88px; padding: 13px 12px; text-align: left; border: 1px solid var(--line); border-radius: 2px; color: var(--ink); background: var(--paper); cursor: pointer; transition: border-color 180ms,color 180ms; }
.lineage-node strong { display: block; font: 600 .9375rem/1.4 var(--sans); }
.lineage-node span { display: block; margin-top: 5px; font: .8125rem/1.5 var(--sans); color: var(--muted); }
.lineage-node.is-on-path { border-color: var(--link-hover); box-shadow: inset 3px 0 var(--link-hover); }
.lineage-node[aria-pressed="true"] { outline: 2px solid var(--link-hover); outline-offset: 3px; }
.lineage-node.is-muted { color: var(--muted); border-style: dashed; }
.lineage-connections { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; }
.lineage-connections path { fill: none; stroke: var(--ink); stroke-width: 1.3; opacity: .24; vector-effect: non-scaling-stroke; }
.lineage-connections path.is-on-path { stroke: var(--link-hover); opacity: .9; stroke-width: 2; }
.lineage-connections path.is-muted { opacity: .1; }
.lineage-figure[data-mode="correction"] .lineage-node.is-on-path { border-color: var(--card-accent); box-shadow: inset 3px 0 var(--card-accent); }
.lineage-figure[data-mode="correction"] .lineage-connections path.is-on-path { stroke: var(--card-accent); }
.lineage-key { display: flex; flex-wrap: wrap; gap: 16px 26px; margin: 10px 0 22px; font: .8125rem/1.5 var(--mono); }
.lineage-key span { display: inline-flex; align-items: center; gap: 8px; }
.lineage-key i { width: 22px; border-top: 2px solid var(--line); }
.lineage-key .lineage-key-selected { border-color: var(--link-hover); }
.lineage-key .lineage-key-revision { border-color: var(--card-accent); }
.lineage-detail { padding: 22px 0 4px 18px; border-left: 2px solid var(--link-hover); }
.lineage-detail h4 { margin: 4px 0 10px; font: 600 1.2rem/1.4 var(--sans); }
.rolling-case .lineage-detail p { margin: 0 0 10px; font: 1rem/1.65 var(--sans); max-width: 90ch; }
.rolling-case .lineage-detail .lineage-detail-kicker { color: var(--muted); font: .8125rem/1.6 var(--mono); }
.lineage-detail dl { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px 32px; margin: 22px 0 0; }
.lineage-detail dl[hidden] { display: none; }
.lineage-detail dt { color: var(--muted); font: .8125rem/1.6 var(--mono); }
.lineage-detail dd { margin: 4px 0 0; overflow-wrap: anywhere; font: .9375rem/1.6 var(--sans); }
.lineage-figure figcaption,.vintage-figure figcaption { margin-top: 22px; max-width: 92ch; color: var(--muted); font: .875rem/1.7 var(--sans); }
.vintage-scroll { overflow-x: auto; overscroll-behavior-x: contain; }
.vintage-table { border-collapse: separate; border-spacing: 5px; width: 100%; min-width: 620px; table-layout: fixed; font: .9375rem/1.6 var(--sans); text-align: center; }
.vintage-table th { font-weight: 500; }
.vintage-table th:first-child { width: 145px; text-align: left; }
.vintage-table td { position: relative; padding: 0; }
.vintage-table td.is-selected { outline: 1px solid var(--link-hover); outline-offset: -1px; }
.vintage-value { position: relative; isolation: isolate; display: block; border: 0; border-radius: 0; width: 100%; min-height: 54px; background: transparent; color: var(--ink); font: 600 1rem/1.5 var(--sans); cursor: pointer; font-variant-numeric: tabular-nums; }
.vintage-value::before { content: ''; position: absolute; z-index: -1; inset: 0; background: #5287d3; opacity: var(--vintage-strength); }
.vintage-value:hover { text-decoration: underline; text-underline-offset: 4px; }
.vintage-empty { color: var(--muted); }
.vintage-table tfoot th,.vintage-table tfoot td { border-top: 1px solid var(--line); padding-block: 18px 4px; font-variant-numeric: tabular-nums; }
.vintage-key { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 16px; font: .8125rem/1.6 var(--mono); }
.vintage-scale { width: 100px; height: 10px; background: linear-gradient(90deg,#5287d312,#5287d36b); }
.rolling-case .vintage-readout { min-height: 3.2em; margin: 24px 0 0; border-left: 2px solid var(--link-hover); padding-left: 14px; font: .9375rem/1.7 var(--sans); }
html[data-inverted="true"] .vintage-value::before,html[data-inverted="true"] .vintage-scale { filter: invert(1); }
@media(max-width: 600px) { .lineage-detail dl { grid-template-columns: 1fr; }.lineage-actions button { flex: 1 1 auto; }.lineage-steps { flex-direction: column; }.lineage-layout { gap: 30px; } }
@media(prefers-reduced-motion: reduce) { .lineage-node { transition: none; } }
@media print { .lineage-actions,.lineage-steps { display: none; }.lineage-scroll,.vintage-scroll { overflow: visible; }.lineage-layout { min-width: 0; grid-template-columns: repeat(5,1fr); gap: 12px; }.lineage-node { min-height: 70px; padding: 6px; }.lineage-connections { display: none; }.vintage-table { min-width: 0; } }