/* Case-study library layout with the Anatomy auction palette from theme.ts:
   warm white, charcoal type, sage surfaces and restrained terracotta accents. */
:root {
  --bg: #faf8f4;
  --panel: #e9ece6;
  --ink: #303735;
  --ink-2: #303735;
  --muted: #56615c;
  --line: #d9ddd6;
  --line-strong: #bcc4bb;
  --accent: #984c32;
  --accent-soft: #f1e9e1;
  --navigation-accent: #006672;
  --sans: "Inter Tight", "Helvetica Neue", Arial, system-ui, sans-serif;
  --serif: Charter, "Bitstream Charter", "Iowan Old Style", "Sitka Text", Cambria, Georgia, serif;
  --rail: 232px;
  --gutter: 32px;
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--serif); overflow-x: hidden; }
a { color: inherit; text-decoration-color: var(--line-strong); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
h1:focus { outline: none; }
h1, h2, h3, .brand, .eyebrow, .breadcrumb, .rail, .mainnav, .tab, .tag, .facts dt, .figures, .row-title, .case-title, .stage-label, button, table { font-family: var(--sans); }
h1, h2, h3 { color: var(--ink); letter-spacing: -0.015em; }
h2 { font-size: 1.45rem; line-height: 1.2; margin: 0 0 12px; font-weight: 700; }
h3 { font-size: 1.05rem; margin: 0 0 6px; font-weight: 600; }
img { max-width: 100%; height: auto; }
.muted { color: var(--muted); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--bg); padding: 8px 12px; z-index: 20; }
.skip:focus { left: 8px; }
.fallback { max-width: 1320px; margin: 0 auto; padding: 24px var(--gutter); }

/* Top bar */
.topbar { border-bottom: 1px solid var(--line); background: var(--bg); position: relative; z-index: 5; }
.topbar-inner { max-width: 1320px; margin: 0 auto; padding: 0 var(--gutter); height: 68px; display: flex; align-items: center; gap: 32px; }
.brand { font-weight: 700; font-size: 1.45rem; letter-spacing: -0.02em; text-decoration: none; color: var(--ink); }
.topbar .brand { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; flex-shrink: 0; }
.brand-icon { width: 35px; height: 27px; flex-shrink: 0; }
.brand-name { position: relative; }
.brand[aria-current] .brand-name::after { content: ""; position: absolute; left: 0; bottom: -4px; width: 28px; height: 3px; background: var(--accent); }
.brand.small { font-size: 1rem; }
.mainnav { margin-left: auto; }
.mainnav ul { list-style: none; display: flex; gap: 28px; margin: 0; padding: 0; }
.mainnav li { flex-shrink: 0; }
.mainnav a { position: relative; display: flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; padding: 23px 0; font-size: 0.875rem; font-weight: 500; text-decoration: none; color: var(--ink-2); }
.mainnav a[aria-current] { color: var(--ink); }
.nav-marker { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--accent); }
.contact-button { position: relative; display: flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; flex-shrink: 0; font-size: 0.8125rem; font-weight: 600; background: var(--accent); color: var(--c-on-accent, #fff); border: 1px solid var(--accent); border-radius: 2px; padding: 6px 14px; text-decoration: none; }
.contact-button[aria-current]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -5px; height: 2px; background: var(--accent); }
.contact-button:hover { filter: brightness(.9); }
.rail-toggle { display: none; }

/* Layout and rail */
.layout { max-width: 1320px; margin: 0 auto; padding: 40px var(--gutter) 64px; display: grid; grid-template-columns: var(--rail) minmax(0, 1fr); gap: 56px; }
.rail { position: sticky; top: 24px; align-self: start; max-height: calc(100vh - 48px); overflow-y: auto; padding-right: 24px; border-right: 1px solid var(--line); font-size: 0.875rem; }
.rail ul { list-style: none; margin: 0; padding: 0; }
.rail-group { margin-bottom: 22px; }
.rail-heading { font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin: 0 0 6px; }
.rail-note { margin: 0 0 18px; font-weight: 600; }
.rail-link { position: relative; display: block; padding: 5px 0 5px 14px; text-decoration: none; color: var(--ink-2); line-height: 1.35; }
.rail-link:hover { color: var(--ink); }
.rail-link.current { color: var(--ink); font-weight: 600; }
.rail-link small { display: block; font-weight: 400; color: var(--muted); font-size: 0.75rem; }
.rail-link.nested { padding-left: 26px; font-size: 0.8125rem; }
.rail-nested { overflow: hidden; }
.rail-marker { position: absolute; left: 0; top: 7px; width: 3px; height: 16px; background: var(--accent); }
.rail-link.nested .rail-marker { left: 12px; }

/* Body */
.body { min-width: 0; }
.page { min-width: 0; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 4px 0; margin: 0 0 18px; padding: 0; font-size: 0.8125rem; color: var(--muted); }
.breadcrumb li + li::before { content: "/"; margin: 0 8px; color: var(--line-strong); }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.eyebrow { font-family: var(--sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin: 0 0 8px; }
.page-header { margin-bottom: 32px; }
.heading-with-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; }
.heading-with-actions > h1, .heading-with-actions > .application-heading { flex: 1 1 28rem; min-width: 0; }
.page-header.has-aside { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 40px; align-items: center; }
.page-header-aside { display: flex; justify-content: center; }
h1 { font-size: clamp(2rem, 3.4vw, 3.1rem); line-height: 1.07; font-weight: 700; margin: 0; letter-spacing: -0.025em; }
.rule { display: block; width: 36px; height: 3px; background: var(--accent); margin: 18px 0 20px; }
.lead { font-size: 1.15rem; line-height: 1.55; color: var(--ink-2); max-width: 62ch; margin: 0 0 12px; }
.body-text { max-width: 66ch; color: var(--ink-2); margin: 0 0 14px; }
.section { margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--line); }
.icon { display: block; object-fit: contain; filter: grayscale(1) sepia(0.12) contrast(1.04); mix-blend-mode: multiply; }
.hero-illustration { width: min(100%, 360px); }
.more { font-family: var(--sans); font-size: 0.9rem; font-weight: 600; color: var(--accent); text-decoration: none; }
.more:hover { text-decoration: underline; }
.tag { display: inline-block; font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.04em; padding: 2px 8px; border: 1px solid var(--line-strong); border-radius: 2px; color: var(--muted); white-space: nowrap; text-transform: none; }
.tag-accent { border-color: var(--accent); color: var(--accent); }
.result-count .tag { margin-left: 8px; }

/* Home */
.feature-row { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 28px; margin-top: 8px; }
.featured { background: var(--panel); padding: 28px 28px 24px; display: grid; grid-template-columns: minmax(0, 1fr) 170px; gap: 8px 24px; align-items: start; }
.featured-text { display: contents; }
.featured-text > * { grid-column: 1; }
.featured-text .figures, .featured-text .more { grid-column: 1 / -1; }
.featured h2 { white-space: normal; }
.featured h2 a { text-decoration: none; }
.featured p { color: var(--ink-2); margin: 0 0 18px; max-width: 46ch; }
.featured-illustration { width: 170px; grid-column: 2; grid-row: 1 / span 3; align-self: center; }
.teaser { display: flex; flex-direction: column; gap: 10px; text-decoration: none; border-top: 1px solid var(--ink); padding-top: 16px; }
.teaser .poster { height: auto; min-height: 0; }
.teaser-caption { color: var(--ink-2); font-size: 0.95rem; }
.chain-teaser { margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--line); }
.stream-lines { list-style: none; margin: 20px 0 0; padding: 0; }
.stream-lines > li { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); font-family: var(--sans); font-size: 0.875rem; }
.stream-name { font-weight: 600; text-decoration: none; }
.stage-line { list-style: none; display: flex; flex-wrap: wrap; gap: 4px 0; margin: 0; padding: 0; color: var(--ink-2); }
.stage-line li + li::before { content: "→"; margin: 0 10px; color: var(--accent); }
.stage-line a { text-decoration: none; }
.stage-line a:hover { text-decoration: underline; }

/* Figures */
.figures { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 0 0 18px; }
.figures div { display: flex; flex-direction: column-reverse; padding: 0 18px; border-left: 1px solid var(--line-strong); }
.figures div:first-child { padding-left: 0; border-left: 0; }
.figures dd { margin: 0; color: var(--accent); font-weight: 700; font-size: 2rem; line-height: 1.1; letter-spacing: -0.02em; }
.figures dt { font-size: 0.8125rem; color: var(--ink-2); margin-top: 6px; line-height: 1.35; }
.figures.compact { margin-top: 8px; }
.figures.compact dd { font-size: 1.6rem; white-space: nowrap; }
.results { background: transparent; color: var(--ink); border: 1px solid transparent; padding: 24px 28px 8px; }

/* Explainer slots */
.explainer { margin: 0 0 28px; }
.explainer-frame { aspect-ratio: 16 / 9; background: var(--panel); border: 1px solid var(--line); overflow: hidden; }
.explainer figcaption { font-family: var(--sans); font-size: 0.8125rem; color: var(--muted); margin-top: 8px; }
.poster { position: relative; height: 100%; min-height: 160px; aspect-ratio: 16 / 9; width: 100%; background: var(--panel); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.explainer-frame .poster { aspect-ratio: auto; }
.poster-icons { display: flex; gap: 8%; opacity: 0.55; }
.poster-icons .icon { width: clamp(36px, 8vw, 72px); height: auto; }
.play { position: absolute; width: 52px; height: 52px; border-radius: 50%; background: var(--accent); color: var(--c-on-accent, #fff); display: grid; place-items: center; box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 12%, transparent); }
.poster-label { position: absolute; left: 14px; bottom: 10px; font-family: var(--sans); font-size: 0.75rem; font-weight: 600; color: var(--ink-2); }

/* Chain map */
.chain-map { margin-top: 40px; }
.stream-row { padding: 20px 0; border-top: 1px solid var(--line); }
.stream-row h3 { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.stream-row ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(124px, 1fr)); gap: 8px; }
.stage-card { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; padding: 10px; text-decoration: none; border: 1px solid transparent; height: 100%; }
.stage-card:hover { border-color: var(--line-strong); background: var(--panel); }
.stage-label { font-size: 0.875rem; font-weight: 600; line-height: 1.25; }
.stage-count { font-family: var(--sans); font-size: 0.75rem; color: var(--accent); }

/* Facts, rows, tables */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0; margin: 0 0 24px; border-top: 1px solid var(--line); }
.facts div { padding: 12px 16px 12px 0; border-bottom: 1px solid var(--line); }
.facts dt { font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.facts dd { margin: 4px 0 0; }
.rows { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.row-link { display: grid; grid-template-columns: 56px minmax(0, 1fr) auto; gap: 16px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.row-link:hover .row-title { color: var(--accent); }
.row-text { display: flex; flex-direction: column; }
.row-title { font-weight: 600; }
.row-meta { font-family: var(--sans); font-size: 0.8125rem; color: var(--muted); }
.table-wrap { overflow-x: auto; }
.compare { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
.compare th, .compare td { text-align: left; padding: 12px 16px 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.compare thead th { font-size: 0.6875rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); font-weight: 600; border-bottom-color: var(--ink); }
.compare tbody th a { font-weight: 700; text-decoration: none; color: var(--accent); }

/* Tabs */
.tabs { margin-top: 8px; }
.tablist { display: flex; gap: 32px; border-bottom: 1px solid var(--line); margin-bottom: 28px; }
.tab { position: relative; background: none; border: 0; padding: 10px 0; font-size: 0.95rem; font-weight: 600; color: var(--muted); cursor: pointer; }
.tab[aria-selected="true"] { color: var(--ink); }
.tab-marker { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--accent); }
.tabpanel:focus-visible { outline-offset: 8px; }
.tabpanel h2 { margin-top: 8px; }
.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; max-width: 66ch; }
.steps li { counter-increment: step; position: relative; padding: 14px 0 14px 44px; border-bottom: 1px solid var(--line); }
.steps li::before { content: counter(step); position: absolute; left: 0; top: 14px; font-family: var(--sans); font-weight: 700; color: var(--accent); }
.steps p { margin: 0; color: var(--ink-2); }
.checklist { list-style: none; margin: 0; padding: 0; max-width: 66ch; }
.checklist li { padding: 12px 0 12px 28px; border-bottom: 1px solid var(--line); position: relative; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 21px; width: 12px; height: 2px; background: var(--accent); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: start; }
.split-figure { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.diagram { width: 100%; max-width: 360px; }
.diagram-label { font: 600 11px var(--sans); fill: var(--ink); }
.diagram-note { font: 11px var(--sans); fill: var(--muted); }
.diagram-offer { fill: none; stroke: var(--ink); stroke-width: 1.5; }
.diagram-line { fill: none; stroke: var(--accent); stroke-width: 1.5; }
.diagram-bar { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 1; }

/* Experience */
.result-count { font-family: var(--sans); font-size: 0.875rem; color: var(--muted); margin: 0 0 12px; }
.case-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.case-list li { border-bottom: 1px solid var(--line); background: var(--bg); }
.case-link { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: 24px; padding: 20px 0; text-decoration: none; align-items: center; }
.case-text { display: flex; flex-direction: column; gap: 4px; }
.case-text .eyebrow { margin: 0; }
.case-title { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1.25; }
.case-link:hover .case-title { color: var(--accent); }
.case-caption { color: var(--ink-2); }

/* Footer and contact */
.footer { border-top: 1px solid var(--line); }
.build-info { flex-basis: 100%; display: flex; flex-wrap: wrap; gap: 0 .35em; line-height: 1.6; overflow-wrap: anywhere; }
.footer-inner { max-width: 1320px; margin: 0 auto; padding: 20px var(--gutter) 32px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--sans); font-size: 0.8125rem; color: var(--muted); }
.contact-inner { width: 100%; max-width: 640px; }
.contact-inner p { color: var(--ink-2); }
.contact-inner button { font-family: var(--sans); font-weight: 600; background: var(--ink); color: var(--bg); border: 0; padding: 8px 16px; border-radius: 2px; cursor: pointer; }
.contact-trigger { border: 0; cursor: pointer; }
.contact-trigger.more { background: transparent; padding: 0; text-align: left; }
.contact-inner fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.contact-heading { display: grid; grid-template-columns: max-content minmax(0, 1fr); align-items: baseline; gap: .5em; color: var(--ink); margin: 16px 0 6px; font: 600 .875rem/1.4 var(--sans); }
.contact-field-error { display: grid; color: #a21e26; }
.contact-field-error > span { grid-area: 1 / 1; }
.contact-error-space { visibility: hidden; }
.contact-inner input,.contact-inner textarea { display: block; width: 100%; min-width: 0; border: 1px solid var(--line-strong); border-radius: 0; background: var(--bg); color: var(--ink); padding: 10px; font: 1rem/1.5 var(--sans); }
.contact-inner textarea { resize: vertical; }
.contact-topic { font-weight: 600; }
.contact-actions { margin-top: 12px; }
.contact-inner .contact-secondary { background: transparent; color: var(--ink); border: 1px solid var(--line-strong); }
.contact-inner .contact-send { background: var(--accent); color: var(--c-on-accent, #fff); }
.contact-send { display: inline-grid; place-items: center; }
.contact-send > span { grid-area: 1 / 1; }
.contact-send > [aria-hidden="true"] { visibility: hidden; }
.contact-inner button:disabled { opacity: .5; cursor: not-allowed; }
.contact-inner .contact-error { color: var(--accent); }
.contact-security { margin-top: 20px; min-height: 65px; }
.contact-honeypot { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }

/* Narrow screens: the rail becomes a disclosure under the top bar. */
@media (max-width: 1024px) {
  .page-header.has-aside { grid-template-columns: minmax(0, 1fr); }
  .page-header-aside { justify-content: flex-start; }
  .page-header-aside .icon { width: 180px; }
  .feature-row { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 767px) {
  :root { --gutter: 16px; }
  body { font-size: 16px; }
  .topbar-inner { height: auto; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 6px 8px; padding-top: 10px; }
  .brand { font-size: 1.25rem; }
  .contact-button { grid-column: 2; grid-row: 1; justify-self: end; }
  .mainnav { grid-column: 1 / -1; grid-row: 2; width: 100%; margin: 0; }
  .mainnav ul { justify-content: space-between; gap: 8px; }
  .mainnav a { padding: 0; }
  .rail-toggle { display: flex; width: 100%; align-items: center; justify-content: space-between; padding: 10px var(--gutter); background: var(--panel); border: 0; border-top: 1px solid var(--line); font-size: 0.8125rem; font-weight: 600; color: var(--ink); cursor: pointer; }
  .rail-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
  .layout { grid-template-columns: minmax(0, 1fr); gap: 0; padding-top: 0; }
  .rail { display: none; position: static; max-height: none; border-right: 0; border-bottom: 1px solid var(--line); padding: 16px 0 4px; margin-bottom: 8px; }
  .rail[data-open="true"] { display: block; }
  .page { padding-top: 24px; }
  .featured { grid-template-columns: minmax(0, 1fr) 96px; padding: 20px; }
  .featured-illustration { width: 96px; grid-row: 1 / span 2; }
  .figures dd { font-size: 1.45rem; }
  .figures div { padding: 0 10px; }
  .stream-lines > li { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .split { grid-template-columns: minmax(0, 1fr); }
  .case-link { grid-template-columns: 64px minmax(0, 1fr); gap: 14px; }
  .case-link .icon { width: 64px; }
  .row-link { grid-template-columns: 40px minmax(0, 1fr); }
  .row-link .icon { width: 40px; }
  .row-link .tag { grid-column: 2; justify-self: start; }
  .tablist { gap: 20px; }
  .compare thead { display: none; }
  .compare tr { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
  .compare th, .compare td { border: 0; padding: 0; }
  .compare td:nth-child(3), .compare td:nth-child(4) { grid-column: 1 / -1; color: var(--muted); }
  .compare td:last-child { grid-column: 2; grid-row: 1; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}

/* Prototype 8819: 8817 navigation with the selected 8815 type and 8816 case structure. */
:root {
  --bg: var(--c-bg, #faf8f4); --panel: var(--c-surface, #e9ece6); --ink: var(--c-ink, #303735);
  --ink-2: var(--ink); --muted: var(--c-muted, #56615c); --accent: var(--c-accent, #984c32);
  --line: var(--c-line, #d9ddd6); --line-strong: color-mix(in srgb, var(--ink) 28%, var(--bg));
  --accent-soft: color-mix(in srgb, var(--accent) 9%, var(--bg));
  --sans: var(--f-ui, 'Roboto', Arial, sans-serif); --serif: var(--f-body, 'Roboto', Arial, sans-serif);
  --rail: 220px;
}
body { font-size: var(--fs-base, 1.0625rem); line-height: var(--lh-body, 1.55); overflow-x: visible; }
h1,h2,h3 { font-family: var(--f-head, 'Roboto', Arial, sans-serif); letter-spacing: var(--ls-head, -.035em); }
h1 { font-size: calc(clamp(2rem, 3.2vw, 2.9rem) - 2px); line-height: 1.13; max-width: 23ch; }
h2 { font-size: 1.5rem; line-height: 1.3; }
.topbar-inner,.layout,.footer-inner { max-width: var(--w-container, 1320px); }
.layout { padding-right: 76px; gap: 40px; }
.layout { grid-template-columns: minmax(0, 1fr); }
.mainnav a { font-size: 14px; white-space: nowrap; }
.rail { padding-right: 20px; font-size: .875rem; }
.rail-link { padding-top: 9px; padding-bottom: 9px; }
.rail-marker { top: 12px; }
.rail-feature { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); }
.rail-feature a { text-decoration: none; font-weight: 600; }
.rail-feature small { display: block; color: var(--muted); font-weight: 400; font-size: .75rem; }
.step-index { display: block; color: var(--accent); font-size: .6875rem; }
.rail-link:has(.step-index) { font-size: .75rem; }
.icon { filter: none; mix-blend-mode: multiply; object-fit: contain; flex-shrink: 0; }
[data-mode="dark"] .icon { mix-blend-mode: normal; }
.page-header { margin-bottom: 28px; }
.lead { font-size: 1.125rem; }
.page-header > .body-text { font-size: 1.125rem; line-height: 1.55; }
.body-text { max-width: 68ch; }
.button-link { display: inline-flex; gap: 18px; align-items: center; padding: 10px 18px; background: var(--accent); color: var(--c-on-accent, #fff); border-radius: var(--radius, 0); font: 600 .875rem/1.5 var(--sans); text-decoration: none; margin-top: 12px; }
.button-link:hover { filter: brightness(.92); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px 24px; align-items: center; margin-top: 20px; }
.hero-actions .button-link { margin: 0; }
.home-hero { position: relative; min-height: 450px; padding: 32px 0; isolation: isolate; }
.home-hero > .facility { position: absolute; inset: auto -35px -20px auto; width: 100%; height: 100%; object-fit: contain; object-position: right bottom; z-index: -1; opacity: .24; }
.home-hero h1 { max-width: 21ch; font-size: calc(clamp(2.25rem, 3.7vw, 3.25rem) - 2px); }
.home-hero .lead { max-width: 38ch; font-size: 1.125rem; font-weight: 500; margin-top: 24px; }
.home-hero .body-text { max-width: 43ch; }
.home-intros { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 36px; border-top: 1px solid var(--line); padding-top: 28px; }
.home-intros article { border-bottom: 1px solid var(--line); padding-bottom: 20px; }
.home-intros h2 { font-size: 1.25rem; }
.home-intros a { text-decoration: none; }
.home-intros h2 span { color: var(--accent); margin-left: 8px; }
.home-intros p { margin: 0; font-size: 16px; }
.campaign { background: var(--panel); border: 0; padding: 28px; border-radius: var(--radius, 0); }
.campaign p:not(.eyebrow) { max-width: 65ch; }
.chain-orientation article { display: grid; grid-template-columns: 88px 1fr; gap: 24px; border-top: 1px solid var(--line); padding: 24px 0; }
.chain-orientation h2 { font-size: 1.2rem; }
.chain-orientation p { margin: 0; font-size: 1rem; }
.sector-applications { display: flex; flex-wrap: wrap; gap: 4px 24px; list-style: none; margin: 12px 0 0; padding: 0; }
.sector-applications a { display: inline-block; padding: 8px 0; color: var(--accent); font: 600 .875rem/1.5 var(--sans); text-underline-offset: 4px; }
.case-sections { display: flex; gap: 28px; border-bottom: 1px solid var(--line-strong); margin: 32px 0 0; font: 600 .875rem var(--sans); }
.case-sections a { padding: 12px 0; text-decoration: none; }
.case-sections a:hover { color: var(--accent); }
.case-section { margin: 32px 0; scroll-margin-top: 24px; }
.case-split { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
.offering { display: flex; align-items: center; gap: 16px; font-family: var(--sans); }
.offering .icon { width: 46%; }
.offering span { display: block; font-size: .875rem; }
.offering strong { font-size: .75rem; color: var(--muted); font-weight: 400; }
.offer-rule { height: 1px; background: var(--accent); width: 48px; margin: 12px 0; }
.related { display: flex; flex-wrap: wrap; gap: 16px 28px; padding: 24px 0; border-top: 1px solid var(--line); margin-top: 28px; font: 600 .875rem/1.5 var(--sans); }
.related a { color: var(--accent); text-decoration: none; }
.related a:hover { text-decoration: underline; }
.result-statements { list-style: none; padding: 0; margin: 28px 0; display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 24px; }
.result-statements li { border-top: 1px solid var(--line-strong); padding-top: 16px; }
.result-statements strong { display: block; color: var(--accent); font: 600 2rem/1.2 var(--sans); }
.result-statements span { display: block; margin-top: 12px; font: 400 .875rem/1.5 var(--sans); }
.results { padding: 28px; border-radius: var(--radius, 0); }
.results p { font-size: inherit; }
.case-qualification { color: var(--muted); }
.application-scene { margin: 24px 0; background: var(--bg); }
.facility { display: block; width: 100%; height: auto; mix-blend-mode: multiply; }
.application-scene .facility { max-height: 350px; object-fit: contain; }
.application-scene figcaption { font: .6875rem var(--sans); color: var(--muted); text-align: right; }
.procurement-detail { display: grid; grid-template-columns: minmax(0, 1fr) minmax(160px, .55fr); gap: 24px; align-items: start; }
.procurement-detail .application-scene { margin: 0; }
.discovery-roles { display: flex; gap: 24px; align-items: center; background: var(--panel); padding: 24px; margin-top: 24px; }
.discovery-roles div { flex: 1; }
.discovery-roles strong { display: block; font: 600 .875rem/1.5 var(--sans); }
.discovery-roles > span { color: var(--accent); font-size: 1.75rem; }
.engagement-steps { list-style: none; padding: 0; margin: 24px 0; }
.engagement-steps li { display: grid; grid-template-columns: 48px 1fr; gap: 16px; border-top: 1px solid var(--line); padding: 20px 0; scroll-margin-top: 24px; }
.engagement-steps span { font: 500 1rem var(--sans); color: var(--accent); }
.engagement-steps h3 { margin: 0; font-size: 1.05rem; line-height: 1.5; }
.level-selector { display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid var(--line-strong); margin: 28px 0; }
.level-selector a { display: block; padding: 16px 12px; text-decoration: none; border-right: 1px solid var(--line-strong); font-family: var(--sans); }
.level-selector a:last-child { border-right: 0; }
.level-selector a[aria-current] { background: var(--accent); color: var(--c-on-accent, #fff); }
.level-selector span { display: block; font-size: .75rem; margin-bottom: 8px; }
.level-selector strong { display: block; font-size: .875rem; line-height: 1.35; }
.level-detail { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px; align-items: start; }
.level-detail > .auction-diagram { width: 100%; max-width: 680px; margin: 0 auto; }
.level-explanation { min-width: 0; padding: 24px; background: transparent; color: var(--ink); border: 1px solid transparent; }
.level-explanation > :last-child { margin-bottom: 0; }
.level-copy-section + .level-copy-section { margin-top: 24px; }
.level-copy-section h2 { font-size: 1.125rem; margin-bottom: 8px; }
.level-copy-section p, .level-copy-section ul { margin: 0; }
.level-copy-section ul { padding-left: 1.2em; }
.level-copy-section li + li { margin-top: 6px; }
@media (min-width: 1101px) {
  .level-detail-copy-first { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .level-detail-copy-first > .level-explanation { grid-column: 1; grid-row: 1; }
  .level-detail-copy-first > .auction-diagram { grid-column: 2; grid-row: 1; }
}
@media (max-width: 1100px) { .level-detail { grid-template-columns: minmax(0, 1fr); } }
.design-summaries { display: grid; grid-template-columns: minmax(0, 1fr); gap: 32px; }
.design-summaries article { display: grid; grid-template-rows: auto 1fr auto auto; gap: 16px; min-width: 0; border-top: 1px solid var(--line); padding-top: 20px; }
.design-summaries h2 { font-size: 1.25rem; margin: 0; }
.design-summaries .design-summary { margin: 0; font: inherit; }
.design-summaries .design-explore { justify-self: start; min-height: 44px; margin: 0; }
.design-explore, .level-navigation-button { background: var(--navigation-accent); color: #fff; }
.design-explore:focus-visible, .level-navigation-button:focus-visible { outline-color: var(--navigation-accent); }
.design-summaries a { text-decoration: none; }
.design-summaries h2 a:hover { text-decoration: underline; text-decoration-color: var(--accent); }
.level-navigation { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; padding: 16px 0; margin-bottom: 24px; border-bottom: 1px solid var(--line); font: 600 .875rem/1.4 var(--sans); }
.level-navigation-top { padding: 0; margin: 0; border: 0; }
.level-heading-links { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; }
.level-heading-links .level-overview-link { padding: 0; text-transform: none; letter-spacing: normal; }
.level-detail + .level-navigation { margin: 24px 0 0; border-top: 1px solid var(--line); border-bottom: 0; }
.level-overview-link { color: var(--accent); padding: 12px 0; }
.level-navigation-steps { display: flex; flex-wrap: wrap; gap: 12px; margin-left: auto; }
.level-navigation-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 16px; border: 1px solid var(--navigation-accent); border-radius: 2px; text-decoration: none; }
.level-navigation-button:hover { filter: brightness(.92); }
.application-review-entry { margin: -8px 0 24px; }
.application-draft-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px 40px; }
.application-draft-list > li { min-width: 0; border-top: 1px solid var(--line); padding-top: 20px; }
.application-draft-list h2 { font-size: 1.25rem; margin: 0 0 8px; }
.application-draft-list h2 a { text-decoration: none; }
.application-draft-list h2 a:hover { text-decoration: underline; text-decoration-color: var(--accent); }
.application-draft-copy { max-width: 72ch; }
.application-draft-copy .level-copy-section > p + p { margin-top: 12px; }
.application-draft-copy .level-copy-section > ul + p, .application-draft-copy .level-copy-section > p + ul { margin-top: 12px; }
.application-review-heading h1, .application-navigation + .page-header h1 { max-width:none; width:100%; }
.application-navigation { margin:0 0 24px; padding:0 0 16px; border-top:0; border-bottom:1px solid var(--line); }
.application-navigation .level-navigation-steps { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; width:min(100%,244px); margin-left:0; }
.application-navigation .level-navigation-button { box-sizing:border-box; min-width:0; width:100%; font:600 .875rem/1.4 var(--sans); white-space:nowrap; }
.application-navigation .level-navigation-button:disabled { opacity:.4; cursor:default; filter:none; }
@media(max-width:400px) { .application-navigation .level-navigation-steps { gap:8px; } .application-navigation .level-navigation-button { padding:10px 6px; gap:4px; } }
@media (min-width: 901px) { .application-draft-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 901px) { .design-summaries { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 40px; } }
@media (max-width: 600px) {
  .level-navigation-top { width: 100%; }
  .level-navigation-steps { width: 100%; margin-left: 0; }
  .level-navigation-button { flex: 1; padding-inline: 8px; }
}
.founder-experience section { display: grid; grid-template-columns: 112px 1fr; gap: 28px; border-top: 1px solid var(--line); padding: 20px 0; scroll-margin-top: 24px; }
.experience-icon { width: 112px; height: 112px; object-fit: contain; }
.experience-icon.experience-logo { display: block; width: 112px; height: auto; margin: 0; }
.recognition-entry > div { grid-column: 2; }
.research-paper-link { color: var(--accent); text-decoration-color: currentColor; }
[id] { scroll-margin-top: 24px; }
html[data-motion="off"] *,html[data-motion="off"] *::before,html[data-motion="off"] *::after { transition: none !important; animation: none !important; }
@media (max-width: 1100px) {
  .layout { --rail: 190px; gap: 28px; }
  .topbar-inner { gap: 20px; }
  .mainnav ul { gap: 20px; }
  .case-split { grid-template-columns: 1fr; }
  .result-statements { grid-template-columns: 1fr; }
  .procurement-detail { grid-template-columns: 1fr; }
  .procurement-detail .application-scene { max-width: 320px; }
  .offering { max-width: 420px; }
}
@media (max-width: 767px) {
  .layout { padding-right: 72px; gap: 0; }
  .topbar-inner { padding-right: 16px; gap: 6px 8px; }
  .mainnav a { font-size: 14px; }
  .mainnav ul { flex-wrap: nowrap; }
  .rail { max-height: 65vh; overflow-y: auto; }
  .home-hero { min-height: 0; padding-top: 0; padding-bottom: 32px; }
  .home-hero h1 { font-size: calc(2.15rem - 2px); }
  .home-hero > .facility { opacity: .12; }
  .home-intros { grid-template-columns: 1fr; }
  .chain-orientation article { grid-template-columns: 56px 1fr; gap: 16px; }
  .chain-orientation .icon { width: 56px; }
  .level-selector { grid-template-columns: 1fr 1fr; }
  .level-selector a:nth-child(2) { border-right: 0; }
  .level-selector a:nth-child(-n+2) { border-bottom: 1px solid var(--line-strong); }
  .level-explanation { padding: 20px; }
  .discovery-roles { flex-direction: column; align-items: stretch; padding: 20px; }
  .discovery-roles > span { text-align: center; }
  .founder-experience section { grid-template-columns: 48px 1fr; gap: 16px; }
  .experience-icon { width: 48px; height: 48px; }
  .results { padding: 20px; }
  .campaign { padding: 20px; }
}

/* Retained section roots remain outside layout and keyboard access when inactive. */
[hidden] { display: none !important; }
.body { position: relative; min-height: 60vh; }
.mainnav ul { gap: clamp(12px, 2vw, 28px); }
@media (max-width: 767px) {
  .mainnav ul { gap: 8px; }
}

.application-heading { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 16px; align-items: center; }
.application-heading > .icon { width: 72px; height: 72px; }
.application-heading > h1 { min-width: 0; overflow-wrap: anywhere; }
@media (max-width: 600px) {
  .application-heading { grid-template-columns: 48px minmax(0, 1fr); gap: 12px; }
  .application-heading > .icon { width: 48px; height: 48px; }
  h1 { font-size: calc(1.8rem - 2px); }
}

.view-stage { position: relative; }
.page { display: flow-root; }
html[data-motion="off"] *, html[data-motion="off"] *::before, html[data-motion="off"] *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; } }

/* Auction process graphics: moving bids, with no executable auction rules. */
.auction-diagram { --auction-flow: var(--accent); container-type: inline-size; margin: 28px 0 0; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--bg); color: var(--ink); overflow: hidden; font-family: var(--sans); }
.auction-diagram figcaption { padding: 16px 24px; border-top: 1px solid var(--line); background: var(--panel); font: 400 .875rem/1.5 var(--sans); }
.auction-diagram-compact { position: relative; width: 100%; margin: 0; aspect-ratio: 1.08; }
.auction-diagram-link { position: absolute; inset: 0; z-index: 1; border-radius: 12px; }
.auction-diagram-link:focus-visible { outline: 2px solid var(--accent); outline-offset: -3px; }
/* Fit each complete diagram in the same preview area and clip its playback toolbar. */
.auction-preview-viewport { position: absolute; top: var(--preview-top, 0); left: 50%; transform: translateX(-50%); overflow: hidden; }
.auction-diagram-compact .auction-webgl-frame { position: absolute; top: 0; left: 0; transform-origin: top left; pointer-events: none; }
@media (max-width: 900px) {
  .auction-diagram-compact { aspect-ratio: var(--preview-aspect); }
  .auction-preview-viewport { top: 0; }
}
.auction-webgl-frame { display: block; width: 100%; aspect-ratio: 1.15; border: 0; background: transparent; }
.auction-diagram-webgl { border: 0; border-radius: 0; background: transparent; }
@container (max-width: 700px) {
}
@container (max-width: 440px) {
  .auction-diagram figcaption { padding: 14px 16px; }
}

/* Applications: one shared view selection for the picture and its examples. */
.application-view-nav { display:flex; align-items:center; gap:16px; flex-wrap:wrap; margin:24px 0; }
.application-view-nav label { display:flex; align-items:center; gap:12px; font-weight:600; min-width:0; }
.application-view-nav select { font:inherit; padding:10px 12px; color:var(--ink); background:var(--bg); border:1px solid var(--line-strong); border-radius:4px; max-width:100%; }
.application-view-nav button { background:#326452; color:#fff; border:1px solid #326452; border-radius:4px; min-width:118px; padding:11px 16px; font:600 .875rem/1.5 var(--sans); cursor:pointer; }
.application-view-nav button:hover:not(:disabled) { background:#244c3e; }
.application-view-nav button:disabled { opacity:.45; cursor:default; }
.application-view-nav :focus-visible { outline:3px solid var(--accent); outline-offset:3px; }
.application-explorer > .value-chain-diagram { margin:0 0 32px; }
.application-explorer-detail { display:grid; grid-template-columns:minmax(0, 2fr) minmax(260px, 1fr); gap:32px; align-items:start; }
.application-explorer-detail .chain-orientation article { display:block; padding:0; border:0; }
.application-examples { margin-top:28px; }
.application-examples h3 { font-size:.8rem; text-transform:uppercase; letter-spacing:.08em; color:var(--muted); }
.application-examples section { border-top:1px solid var(--line); padding:16px 0; }
.application-examples h4 { font-size:1rem; margin:0 0 8px; }
.application-examples a { color:var(--accent); text-underline-offset:4px; }
.application-examples p { font-size:.9375rem; }
@media(max-width:900px) { .application-explorer-detail { grid-template-columns:minmax(0, 1fr); gap:0; } }
@media(max-width:600px) { .application-view-nav { gap:10px; } .application-view-nav label { order:-1; width:100%; } .application-view-nav select { flex:1; width:0; } .application-view-nav button { flex:1; } }

.application-current-view { min-width:240px; text-align:center; font-size:1rem; }
@media(max-width:600px) { .application-current-view { order:-1; width:100%; text-align:left; } }

/* Our approach: approved flat cards and connected collaboration diagram. */
.approach-treatment { --card-bg:#3f4947;--card-ink:#f5f6ed;--card-muted:#e0e6dc;--card-accent:#ffc2a0;scroll-margin-top:100px;margin:0 0 72px; }
.approach-board { background:transparent;padding:0;margin:0 0 48px;color:var(--ink); }
.approach-board > h2 { font-weight:600;line-height:inherit; font-size:1.4rem;margin:0 0 28px; }
.service-diagram { list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px; }
.approach-module { background:var(--card-bg);color:var(--card-ink);position:relative;padding:22px 18px;border-radius:6px; }
.approach-module h3 { font-family:inherit;font-weight:bold;letter-spacing:inherit; color:inherit;font-size:1.05rem;line-height:1.35;margin:0 0 16px; }
.approach-module p { color:var(--card-muted);font-size:1rem;line-height:1.55;margin:0; }
.service-number { color:var(--card-accent);font-size:1.1rem;display:block;margin-bottom:20px;font-variant-numeric:tabular-nums; }
.service-connector { position:absolute;right:-23px;top:44px;color:var(--muted);font-size:24px; }
.service-return { display:flex;gap:12px;align-items:center;margin:22px 8px 0;font-size:.95rem;color:var(--muted);font-weight:600; }
.return-line { height:14px;border-bottom:2px solid var(--muted);border-right:2px solid var(--muted);flex:1;border-radius:0 0 8px 0; }
@media(max-width:1100px) { .service-diagram { grid-template-columns:1fr;gap:22px; }.service-diagram .approach-module { display:grid;grid-template-columns:38px 190px 1fr;gap:14px;align-items:start; }.service-number,.service-diagram h3 { margin:0; }.service-connector { right:50%;top:auto;bottom:-27px;transform:rotate(90deg); } }
@media(max-width:650px) { .service-diagram .approach-module { grid-template-columns:28px 1fr;gap:12px; }.service-diagram p { grid-column:2; }.approach-module { padding:20px 16px; } }

/* Connectors occupy grid tracks: their endpoints stay on the box edges. */
.collaboration-board { container:collaboration / inline-size; }
.collaboration-diagram { display:grid;grid-template-columns:minmax(0,1fr) 56px 160px 56px minmax(0,1.35fr);grid-template-rows:auto 88px auto;align-items:center; }
.collaboration-diagram > * { min-width:0; }
.collaboration-diagram h3 { font-size:1.2rem;color:var(--card-accent); }
.market-band { grid-column:1 / -1;grid-row:1;text-align:center; }
.market-band h3 { margin-bottom:8px; }
.collaboration-diagram .market-band ul { width:fit-content;max-width:100%;box-sizing:border-box;margin-inline:auto;text-align:left; }
.expert-panel { grid-column:1;grid-row:3;align-self:stretch; }
.engineer-panel { grid-column:5;grid-row:3;align-self:stretch; }
.collaboration-diagram ul { margin:0;padding-left:20px;line-height:1.4; }
.collaboration-diagram li+li { margin-top:6px; }
.engineer-panel li > strong { display:block;color:var(--card-ink); }
.engineer-panel li > span { display:block;color:var(--card-muted); }
.collaboration-actions { grid-column:3;grid-row:3;text-align:center; }
.collaboration-actions ul { list-style:none;padding:0;margin:0;font-size:1.2rem;font-weight:600;line-height:1.3;color:var(--card-accent); }
.collaboration-actions li+li { margin-top:4px; }
.market-connector,.role-connector { position:relative;color:var(--muted);align-self:stretch; }
.market-expert { grid-column:1;grid-row:2; }
.market-engineer { grid-column:5;grid-row:2; }
.connector-label { position:absolute;top:50%;left:calc(50% + 12px);transform:translateY(-50%);max-width:calc(50% - 12px);font-size:.95rem;line-height:1.4;font-weight:600; }
.connector-line { position:absolute;display:block;background:currentColor; }
.connector-line::before,.connector-line::after { content:"";position:absolute;width:0;height:0; }
.market-connector .connector-line { top:0;bottom:0;left:calc(50% - 1px);width:2px; }
.market-connector .connector-line::before { top:0;left:-4px;border-left:5px solid transparent;border-right:5px solid transparent;border-bottom:7px solid currentColor; }
.market-connector .connector-line::after { bottom:0;left:-4px;border-left:5px solid transparent;border-right:5px solid transparent;border-top:7px solid currentColor; }
.connector-route-start,.connector-route-end { display:none; }
.role-expert { grid-column:2;grid-row:3; }
.role-engineer { grid-column:4;grid-row:3; }
.role-connector .connector-line { top:calc(50% - 2px);left:0;right:0;height:4px; }
.role-expert .connector-line::before { top:-8px;left:0;border-top:10px solid transparent;border-bottom:10px solid transparent;border-right:14px solid currentColor; }
.role-engineer .connector-line::after { top:-8px;right:0;border-top:10px solid transparent;border-bottom:10px solid transparent;border-left:14px solid currentColor; }
.collaboration-result { text-align:center;font-size:1.05rem;font-weight:600;margin:26px 0 0; }
@container collaboration (max-width:940px) {
  .collaboration-diagram { grid-template-columns:minmax(0,1fr) 48px;grid-template-rows:auto 80px auto 56px auto 56px auto; }
  .market-band { grid-column:1; }
  .expert-panel { grid-column:1;grid-row:3; }
  .role-expert { grid-column:1;grid-row:4; }
  .collaboration-actions { grid-column:1;grid-row:5;width:min(100%,200px);justify-self:center; }
  .role-engineer { grid-column:1;grid-row:6; }
  .engineer-panel { grid-column:1;grid-row:7; }
  .role-connector .connector-line { top:0;bottom:0;left:calc(50% - 2px);right:auto;width:4px;height:auto; }
  .role-expert .connector-line::before { top:0;left:-8px;border:0;border-left:10px solid transparent;border-right:10px solid transparent;border-bottom:14px solid currentColor; }
  .role-engineer .connector-line::after { top:auto;bottom:0;left:-8px;right:auto;border:0;border-left:10px solid transparent;border-right:10px solid transparent;border-top:14px solid currentColor; }
  .market-engineer { grid-column:2;grid-row:2 / 7; }
  .market-engineer .connector-line { top:16px;bottom:16px;left:24px; }
  .market-engineer .connector-line::before,.market-engineer .connector-line::after { display:none; }
  .market-engineer .connector-label { left:25px;max-width:none;writing-mode:vertical-rl;transform:translate(-50%,-50%);white-space:nowrap;background:var(--bg);padding:10px 4px; }
  .market-engineer .connector-route-start,.market-engineer .connector-route-end { display:block;position:absolute;left:-24px;right:22px;height:16px;border-left:2px solid currentColor; }
  .connector-route-start { top:0;border-bottom:2px solid currentColor; }
  .connector-route-end { bottom:0;border-top:2px solid currentColor; }
  .connector-route-start::before,.connector-route-end::after { content:"";position:absolute;left:-6px;width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent; }
  .connector-route-start::before { top:0;border-bottom:7px solid currentColor; }
  .connector-route-end::after { bottom:0;border-top:7px solid currentColor; }
}

/* Pipeline application review: selected side icon with colour comparison. */
.pipeline-example { display:grid; gap:32px; align-items:start; }
.pipeline-components { margin:0; padding:0; border:0; background:transparent; }
.pipeline-single-icon { display:block; width:180px; max-width:100%; height:180px; object-fit:contain; margin:auto; }
.pipeline-layout-beside { grid-template-columns:200px minmax(0, 1fr); }
.pipeline-layout-beside .pipeline-components { background:transparent; border:0; padding:0; }
.pipeline-example .level-copy-section { margin:0 0 24px; }
.pipeline-example .level-copy-section h2 { font-size:1.15rem; margin:0 0 8px; }
.pipeline-example .body-text { margin:0 0 12px; }
@media(max-width:850px) { .pipeline-layout-beside { grid-template-columns:1fr; } .pipeline-components { width:100%; max-width:600px; justify-self:center; box-sizing:border-box; } }

.approach-module { border:1px solid transparent; }

/* Shared panel palette; does not alter the auction canvas artwork. */
.panel-palette { --content-panel:#3f4947;--content-ink:#f5f6ed;--content-muted:#e0e6dc;--content-accent:#ffc2a0;--content-border:#3f4947; }
.panel-palette :is(.featured,.campaign,.discovery-roles) { background:var(--content-panel);color:var(--content-ink);border:1px solid var(--content-border); }
.panel-palette :is(.featured,.campaign,.discovery-roles) :is(h2,h3,h4,p,li,strong) { color:inherit; }
.panel-palette :is(.featured,.campaign,.discovery-roles) :is(a,.eyebrow,dt) { color:var(--content-accent); }
.approach-industry { position:relative;isolation:isolate;min-height:300px; }
.approach-industry > .facility { position:absolute;inset:0 0 auto auto;width:75%;height:100%;object-fit:contain;object-position:right center;opacity:.13;z-index:-1;pointer-events:none; }
.collaboration-board > .body-text { max-width:66ch;margin-bottom:32px; }
.collaboration-diagram .approach-module { padding:18px; }
.collaboration-closing { display:block;font-weight:400;margin-top:8px; }
@media(max-width:650px) { .approach-industry { min-height:0; }.approach-industry > .facility { width:100%;opacity:.08;object-position:center bottom; } }


.pipeline-layout-beside .pipeline-components.pipeline-icon-charcoal { background:#3f4947; border:1px solid #3f4947; }
.pipeline-layout-beside .pipeline-components { padding:10px; border-radius:8px; box-sizing:border-box; }
.application-detail-links { display:flex; flex-wrap:wrap; gap:10px 28px; margin:0 0 28px; font:600 .875rem/1.5 var(--sans); }
.application-detail-links a { color:var(--accent); text-underline-offset:4px; padding:6px 0; }
.application-overview-chain { margin:0 0 36px; }
.application-overview-chain .value-chain-diagram { margin:0; }
.page-header .lead a { color:var(--accent); text-underline-offset:4px; }
.application-directory { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:20px; padding:0; margin:0; list-style:none; }
.application-directory li { min-width:0; }
.application-directory a { display:block; height:100%; box-sizing:border-box; padding:22px; border:1px solid var(--line-strong); border-radius:4px; color:var(--ink); text-decoration:none; }
.application-directory a:hover { border-color:var(--accent); background:var(--panel); }
.application-directory a:focus-visible { outline:3px solid var(--accent); outline-offset:3px; }
.application-directory h2 { font-size:1.125rem; line-height:1.35; margin:0 0 12px; }
.application-directory h2 span { color:var(--accent); white-space:nowrap; }
.application-directory p { font-size:.9375rem; line-height:1.5; margin:0; }
.application-segment-directory, .application-opportunity-directory { grid-template-columns:repeat(2,minmax(0,1fr)); }
.application-related-opportunities { margin-top:36px; }
.application-related-opportunities > h2 { font-size:1.25rem; margin:0 0 16px; }
.application-detail-links { border-bottom:1px solid var(--line); padding-bottom:14px; }
.natural-gas-value.pipeline-layout-beside { grid-template-columns:minmax(0,1fr) 240px; gap:40px; align-items:center; margin-bottom:36px; }
.natural-gas-value .pipeline-single-icon { width:220px; height:220px; }
.natural-gas-details .level-copy-section { margin-top:36px; }
.natural-gas-details .application-design-link { margin-top:16px; }
.natural-gas-details .results { margin:32px 0 40px; }
@media(max-width:1100px) { .application-directory { grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media(max-width:850px) { .natural-gas-value.pipeline-layout-beside { grid-template-columns:minmax(0,1fr); gap:20px; } .natural-gas-value .pipeline-components { max-width:320px; } }
@media(max-width:600px) { .application-directory { grid-template-columns:minmax(0,1fr); gap:12px; } .application-directory a { padding:18px; } .application-directory h2 { margin-bottom:8px; } }

.value-chain-diagram{margin:28px 0 40px;border:1px solid var(--line);background:#faf8f4;color:#263330;overflow:hidden}
.value-chain-diagram[data-value-chain="17"][data-view="ngl"]{width:60%;margin-inline:auto}
.value-chain-dialog{position:static;margin:0;padding:0;border:0;width:100%;max-width:none;color:inherit;background:#faf8f4}
.value-chain-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px 16px;border-bottom:1px solid #dedbd3;font-size:14px}
.value-chain-toolbar label{display:flex;align-items:center;gap:8px}
.value-chain-toolbar label{font-weight:600}
.value-chain-toolbar select{font:inherit;color:inherit;background:#fffdfa;border:1px solid #c9c7bd;border-radius:3px;padding:8px 12px;min-height:40px;cursor:pointer}
.value-chain-toolbar select:hover{background:#f0ece4}
.value-chain-toolbar :focus-visible{outline:3px solid var(--accent,#a3201b);outline-offset:3px}
.value-chain-canvas{position:relative;width:100%}
.value-chain-frame{display:block;width:100%;aspect-ratio:var(--chain-ratio);border:0;pointer-events:none}
.value-chain-zoom{position:absolute;inset:0;width:100%;height:100%;padding:0;border:0;background:transparent;cursor:zoom-in}
.value-chain-zoom[aria-expanded="true"]{cursor:zoom-out}
.value-chain-zoom-icon{position:absolute;top:8px;right:8px;display:grid;place-items:center;width:20px;height:20px;border:0;background:transparent;color:#263330}
.value-chain-zoom-icon svg{display:block;width:14px;height:14px}
.value-chain-zoom:hover .value-chain-zoom-icon{color:#984c32}
.value-chain-zoom:focus-visible{outline:3px solid #984c32;outline-offset:-6px;border-radius:11px}
.value-chain-caption{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px 16px;border-top:1px solid #dedbd3;font-size:14px;line-height:1.5;color:#48534e}
.value-chain-mode{white-space:nowrap}
.value-chain-diagram[data-chain-theme="dark"]{border:0;background:transparent;color:var(--ink);overflow:visible}
.value-chain-diagram[data-chain-theme="dark"] .value-chain-dialog{background:transparent}
.value-chain-diagram[data-chain-theme="dark"] .value-chain-toolbar{padding:0 0 16px;border:0;color:var(--ink)}
.value-chain-diagram[data-chain-theme="dark"] .value-chain-canvas{border:1px solid var(--line-strong);border-radius:12px;background:#303735;overflow:hidden}
.value-chain-diagram[data-chain-theme="dark"] .value-chain-toolbar select{background:var(--bg);border-color:var(--line-strong);color:var(--ink)}
.value-chain-diagram[data-chain-theme="dark"] .value-chain-toolbar select:hover{background:var(--panel);border-color:var(--accent)}
.value-chain-diagram[data-chain-theme="dark"] .value-chain-zoom-icon{color:#f5f6ed}
.value-chain-diagram[data-chain-theme="dark"] .value-chain-zoom:hover .value-chain-zoom-icon{color:#ffc2a0}
.value-chain-diagram[data-chain-theme="dark"] :focus-visible{outline-color:var(--accent)}
.value-chain-diagram[data-chain-theme="dark"] .value-chain-zoom:focus-visible{outline-color:#ffc2a0}
/* The expanded figure is sized to the image, with the page visible behind it. */
.value-chain-dialog:modal,
.value-chain-diagram[data-chain-theme="dark"] .value-chain-dialog:modal { position:fixed; inset:0; margin:auto; width:min(calc(100vw - 48px), calc((100dvh - 48px) * var(--chain-ratio))); height:fit-content; max-height:calc(100dvh - 48px); padding:0; border:0; border-radius:12px; background:transparent; overflow:hidden; animation:chain-open 160ms ease-out; }
.value-chain-dialog::backdrop { background:#10221ba8; backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px); animation:chain-backdrop 160ms ease-out; }
.value-chain-dialog:modal .value-chain-frame { height:auto; aspect-ratio:var(--chain-ratio); }
.value-chain-dialog:modal .value-chain-canvas { width:100%; }
.value-chain-zoom[aria-expanded="true"] { inset:6px 6px auto auto; width:28px; height:28px; }
.value-chain-zoom[aria-expanded="true"] .value-chain-zoom-icon { inset:4px; }
@keyframes chain-open { from { opacity:0; transform:scale(.96); } to { opacity:1; transform:scale(1); } }
@keyframes chain-backdrop { from { background-color:transparent; } to { background-color:#10221ba8; } }
@media(prefers-reduced-motion:reduce) { .value-chain-dialog:modal,.value-chain-dialog::backdrop { animation:none !important; } }
@media(max-width:600px) { .value-chain-caption{padding:12px} .value-chain-dialog:modal,.value-chain-diagram[data-chain-theme="dark"] .value-chain-dialog:modal { width:min(calc(100vw - 24px), calc((100dvh - 24px) * var(--chain-ratio))); max-height:calc(100dvh - 24px); } }

/* Enlargement changes only the viewing window, never the diagram geometry. */
.value-chain-surface{position:relative}
.value-chain-viewport{width:100%}
.value-chain-enlargement{padding:12px 48px 12px 12px;background:#303735;color:#f5f6ed;border-bottom:1px solid #68756f}
.value-chain-enlargement [role="group"]{display:flex;gap:8px}
.value-chain-enlargement button{font:inherit;font-size:14px;line-height:1.3;min-height:40px;padding:8px 12px;border:1px solid #88958e;border-radius:6px;background:transparent;color:#f5f6ed;cursor:pointer}
.value-chain-enlargement button[aria-pressed="true"]{background:#ffc2a0;border-color:#ffc2a0;color:#263330}
.value-chain-enlargement p{font-size:13px;line-height:1.4;margin:8px 0 0}
.value-chain-dialog:modal,
.value-chain-diagram[data-chain-theme="dark"] .value-chain-dialog:modal{width:min(calc(100vw - 48px),calc((100dvh - 160px) * var(--chain-ratio)));background:#303735}
.value-chain-dialog:modal .value-chain-canvas{border:0;border-radius:0}
.value-chain-diagram[data-expanded="true"][data-enlargement="labels"] .value-chain-dialog:modal{display:flex;flex-direction:column;width:min(calc(100vw - 48px),1440px);height:calc(100dvh - 48px)}
.value-chain-diagram[data-expanded="true"][data-enlargement="labels"] .value-chain-enlargement{flex:none}
.value-chain-diagram[data-expanded="true"][data-enlargement="labels"] .value-chain-surface{flex:1;min-height:0}
.value-chain-diagram[data-expanded="true"][data-enlargement="labels"] .value-chain-viewport{height:100%;overflow:auto;overscroll-behavior:contain;touch-action:pan-x pan-y pinch-zoom}
.value-chain-diagram[data-expanded="true"][data-enlargement="labels"] .value-chain-canvas{min-width:var(--chain-readable-width)}
.value-chain-dialog:modal .value-chain-zoom{background:#303735e8;border-radius:5px}
.value-chain-viewport:focus-visible{outline:2px solid #ffc2a0;outline-offset:-2px}
@media(max-width:600px){
 .value-chain-dialog:modal,.value-chain-diagram[data-chain-theme="dark"] .value-chain-dialog:modal{width:min(calc(100vw - 24px),calc((100dvh - 160px) * var(--chain-ratio)))}
 .value-chain-diagram[data-expanded="true"][data-enlargement="labels"] .value-chain-dialog:modal{width:calc(100vw - 24px);height:calc(100dvh - 24px)}
 .value-chain-enlargement{padding-right:12px}
}