:root {
  --ink: #182321;
  --muted: #59635f;
  --paper: #ffffff;
  --soft: #f2f5f3;
  --brand: #00685d;
  --brand-2: #00685d;
  --accent: #a42b68;
  --line: #d9e0dc;
  --danger: #963d4a;
  --max: 1320px;
  --radius: 4px;
}

*, *::before, *::after { box-sizing: border-box; letter-spacing: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.9 "IBM Plex Sans", "Noto Sans JP", sans-serif; }
body.viewer-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
figure { margin: 0; }
a { color: inherit; text-decoration: none; }
button, summary, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; color: inherit; cursor: pointer; }
button:disabled { opacity: .3; cursor: default; }
a:focus-visible, button:focus-visible, summary:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
button, summary { touch-action: manipulation; }
::selection { background: #cce7dd; color: var(--ink); }
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3, h4 { font-weight: 500; line-height: 1.5; overflow-wrap: anywhere; }
h1 { font-size: 52px; }
h2 { font-size: 36px; }
h3 { font-size: 21px; }
h4 { font-size: 17px; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 700; }
.container { width: min(calc(100% - 96px), var(--max)); margin-inline: auto; }
.skip { position: fixed; z-index: 110; top: -80px; left: 20px; padding: 12px 20px; background: var(--ink); color: white; }
.skip:focus { top: 10px; }
.site-header { position: sticky; top: 0; z-index: 50; background: #ffffff; border-bottom: 1px solid var(--line); }
.header-inner { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark { width: 40px; height: 40px; display: grid; place-items: center; }
.brand-mark img { width: 40px; height: 40px; object-fit: contain; }
.brand strong { display: block; font-size: 17px; line-height: 1.4; }
.brand small { display: block; font-size: 10px; line-height: 1.5; color: var(--muted); }
.header-actions { display: flex; align-items: center; gap: 28px; }
.nav { display: flex; gap: 23px; align-items: center; font-size: 13px; font-weight: 500; }
.nav a { position: relative; padding: 15px 0; white-space: nowrap; }
.nav a::after { content: ""; position: absolute; bottom: 6px; left: 0; width: 100%; height: 2px; background: var(--brand); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.nav a:hover::after, .nav a[aria-current]::after { transform: scaleX(1); }
.lang-switch { display: flex; gap: 1px; border-left: 1px solid var(--line); padding-left: 14px; }
.lang-switch a { display: grid; place-items: center; min-width: 36px; min-height: 42px; font-size: 12px; line-height: 1; color: var(--muted); }
.lang-switch a[aria-current], .lang-switch a:hover { color: var(--brand); font-weight: 700; text-decoration: underline; text-underline-offset: 7px; }
.menu-toggle { display: none; }

.masthead { position: relative; isolation: isolate; background: #f4f7f5; min-height: min(660px, calc(100svh - 184px)); overflow: hidden; }
.masthead-art { position: absolute; right: 0; top: 0; width: 59%; height: 100%; object-fit: contain; mix-blend-mode: multiply; z-index: -1; }
.masthead-inner { padding-block: 48px 82px; }
.masthead-eyebrow { font-size: 10px; font-weight: 500; margin-bottom: 18px; color: var(--brand); max-width: 430px; }
.masthead h1 { margin: 0 0 16px; line-height: 1; max-width: 49%; }
.masthead-name { display: block; font-size: 126px; font-weight: 500; line-height: 1; margin-left: -5px; }
.masthead-title { display: block; margin-top: 17px; font-size: 21px; font-weight: 500; }
.masthead-subtitle { font-size: 25px; font-weight: 500; line-height: 1.7; max-width: 44%; margin: 28px 0 14px; }
.masthead-description { white-space: pre-line; max-width: 41%; font-size: 14px; line-height: 1.9; color: var(--muted); }
.masthead-caption { position: absolute; right: 48px; bottom: 16px; max-width: 52%; font-size: 10px; line-height: 1.5; color: #536058; margin: 0; }
.masthead .hero-actions { max-width: 46%; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; margin-top: 25px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 48px; padding: 11px 21px; border: 1px solid var(--ink); border-radius: 2px; font-size: 14px; font-weight: 500; line-height: 1.6; transition: background .2s, color .2s; }
.button::after { content: "↗"; font-size: 19px; line-height: 1; }
.button.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.button.primary:hover { background: #15473e; border-color: #15473e; }
.button.secondary:hover { background: var(--ink); color: white; }
.button.text-button { border: 0; padding-inline: 0; border-bottom: 1px solid var(--ink); border-radius: 0; }
.audience-strip { border-block: 1px solid var(--line); background: #fff; }
.audience-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.audience-link { display: flex; align-items: center; gap: 20px; padding: 27px 26px; border-right: 1px solid var(--line); transition: background .2s; }
.audience-link:first-child { padding-left: 0; }
.audience-link:last-child { border: 0; padding-right: 0; }
.audience-link:hover { background: var(--soft); }
.audience-number { font-size: 12px; color: var(--brand); align-self: flex-start; margin-top: 5px; }
.audience-link strong { font-size: 17px; font-weight: 500; display: block; }
.audience-link small { display: block; color: var(--muted); font-size: 11px; margin-top: 3px; }
.route-arrow { margin-left: auto; font-size: 23px; color: var(--brand); }

.section { padding-block: 96px; }
.section.alt { background: var(--soft); }
.section-head { max-width: 790px; margin-bottom: 46px; }
.section-head h2 { margin-bottom: 22px; }
.section-head p:not(.eyebrow) { color: var(--muted); max-width: 740px; }
.section-head.center { max-width: 850px; }
.eyebrow { color: var(--brand); font-size: 11px; font-weight: 500; text-transform: uppercase; margin-bottom: 20px; line-height: 1.6; }
.eyebrow::before { content: ""; display: inline-block; width: 22px; height: 1px; background: currentColor; vertical-align: middle; margin-right: 12px; }
.overview { padding-block: 74px 64px; }
.overview-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 8%; align-items: start; }
.overview-title { margin-bottom: 22px; }
.hero-lede { font-size: 17px; line-height: 2; }
.page-provenance { font-size: 11px; line-height: 1.9; color: var(--muted); margin-bottom: 24px; }
.page-provenance a { text-decoration: underline; text-underline-offset: 3px; }
.definition-box { font-size: 14px; line-height: 2; margin-top: 24px; padding: 24px 0 0; border-top: 1px solid var(--line); }
.definition-box a, .section-head a, .source-link a, .question-answer a { color: var(--brand); text-decoration: underline; text-underline-offset: 4px; }
.hero-card { margin: 0; padding: 28px 0 0; border-top: 2px solid var(--brand); font-size: 13px; }
.hero-card-head { padding: 0 0 16px; }
.hero-card-head span { display: block; color: var(--brand); font-size: 10px; text-transform: uppercase; margin-bottom: 6px; }
.hero-card-head strong { font-size: 20px; font-weight: 500; }
.term-list { margin: 0; }
.term-list > div { display: grid; grid-template-columns: minmax(90px, .65fr) minmax(0, 1.35fr); gap: 18px; padding-block: 15px; border-top: 1px solid var(--line); }
.term-list dt { color: var(--muted); font-size: 11px; }
.term-list dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.device-logo { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.device-logo img { max-width: 220px; }
.device-logo figcaption { font-size: 10px; color: var(--muted); margin-top: 12px; }
.hero-figure { display: grid; grid-template-columns: 110px minmax(0, 1fr); align-items: center; gap: 20px; padding-top: 22px; margin-top: 22px; border-top: 1px solid var(--line); }
.hero-figure img { width: 110px; height: 90px; object-fit: contain; }
.hero-figure figcaption { color: var(--muted); font-size: 11px; line-height: 1.7; }
.breadcrumbs { padding-block: 18px; font-size: 11px; color: var(--muted); }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px 16px; padding: 0; margin: 0; list-style: none; }
.breadcrumbs li + li::before { content: "/"; margin-right: 16px; }
.hero.compact { padding-block: 42px 70px; background: #fff; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 8%; align-items: start; }
.hero.compact h1 { margin-bottom: 22px; max-width: 820px; }
.hero.compact h1 em { font-style: normal; color: var(--brand); }
.hero.compact .hero-lede { font-size: 16px; }
.hero.compact .hero-card { margin-top: 12px; }
.device-preview { display: block; margin: 24px 0 30px; }
.device-preview img { width: 100%; max-height: 270px; object-fit: contain; }
.page-contents { border-block: 1px solid var(--line); background: #fff; }
.contents-disclosure > summary { cursor: pointer; list-style: none; padding: 18px 0; display: flex; justify-content: space-between; font-size: 13px; font-weight: 500; }
summary::-webkit-details-marker { display: none; }
.contents-disclosure > summary::after { content: "+"; font-size: 22px; line-height: 1; color: var(--brand); }
.contents-disclosure[open] > summary::after { content: "−"; }
.page-contents ul { padding: 0 0 25px; margin: 0; list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 30px; counter-reset: contents; }
.page-contents a { display: flex; gap: 14px; padding: 12px 0; font-size: 12px; border-top: 1px solid var(--line); }
.page-contents a::before { counter-increment: contents; content: counter(contents, decimal-leading-zero); color: var(--brand); }
.page-contents a:hover { color: var(--brand); }

.story-steps { background: var(--ink); color: #fff; }
.story-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.story-step { padding: 36px 24px; border-right: 1px solid #43504a; }
.story-step:first-child { padding-left: 0; }
.story-step:last-child { border: 0; }
.story-step span { display: block; font-size: 12px; color: #a9ceb9; margin-bottom: 16px; }
.story-step strong { display: block; font-size: 21px; font-weight: 500; }
.story-step p { font-size: 12px; line-height: 1.8; color: #c5cec9; margin-top: 8px; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.card { padding: 26px 0; border-top: 1px solid #aab7af; min-width: 0; }
.card h3 { font-size: 22px; margin-bottom: 20px; }
.card p, .card li { color: var(--muted); font-size: 14px; }
.card ul { padding-left: 19px; margin: 0; }
.card li + li { margin-top: 9px; }
.card a { color: var(--brand); text-decoration: underline; text-underline-offset: 4px; }
.compare { display: grid; grid-template-columns: 1fr 60px 1fr; gap: 28px; align-items: start; }
.compare .card { padding: 32px; border-top: 2px solid #aab7af; background: white; }
.compare .card:last-child { border-color: var(--brand); background: #e2ede5; }
.vs { padding-top: 50px; text-align: center; color: var(--muted); font-size: 11px; }
.figure-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px 40px; }
.figure-card { min-width: 0; }
.figure-card img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: contain; background: white; }
.figure-card figcaption { padding: 20px 0 0; margin-top: 16px; border-top: 1px solid var(--line); font-size: 12px; line-height: 1.9; color: var(--muted); }
.figure-card strong { display: block; font-size: 18px; font-weight: 500; margin-bottom: 8px; color: var(--ink); }
.image-link { display: block; position: relative; }
.image-link::after { content: "+"; position: absolute; right: 15px; bottom: 15px; width: 38px; height: 38px; display: grid; place-items: center; background: var(--ink); color: white; font-size: 25px; line-height: 1; border-radius: 50%; transition: background .2s; }
.image-link:hover::after { background: var(--brand); }
.image-link img { transition: opacity .2s; }
.image-link:hover img { opacity: .9; }
.device-figure-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.technique-panel { padding: 0; }
.permission-note { border-left: 2px solid var(--brand); padding: 0 0 0 22px; font-size: 12px; line-height: 1.9; color: var(--muted); margin-bottom: 30px; max-width: 970px; }
.technique-spreads { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px; }
.technique-spread { min-width: 0; }
.technique-spread a { display: block; border: 1px solid var(--line); background: white; cursor: zoom-in; }
.technique-spread img { width: 100%; height: auto; }
.technique-spread figcaption { font-size: 12px; color: var(--muted); padding-top: 13px; }
.translated-technique { display: grid; gap: 46px; }
.translation-card { padding-top: 28px; border-top: 1px solid var(--line); }
.translation-card header { display: flex; justify-content: space-between; align-items: start; gap: 25px; margin-bottom: 26px; }
.translation-card header > div { max-width: 720px; }
.translation-card h3 { font-size: 26px; }
.page-range { font-size: 12px; color: var(--brand); display: block; margin-bottom: 10px; }
.translation-card .source-link { color: var(--brand); text-decoration: underline; flex-shrink: 0; }
.translation-card h4 { margin: 24px 0 8px; }
.translation-card p, .translation-card li { font-size: 14px; color: var(--muted); max-width: 900px; }
.flow { counter-reset: flow; }
.flow-item { display: grid; grid-template-columns: 80px minmax(0, 1fr); gap: 30px; padding: 28px 0; border-top: 1px solid var(--line); }
.flow-item::before { counter-increment: flow; content: counter(flow, decimal-leading-zero); font-size: 32px; color: var(--brand); line-height: 1.4; }
.flow-item h3 { margin-bottom: 10px; }
.flow-item p { color: var(--muted); font-size: 14px; max-width: 800px; }
.risk-box { padding: 30px 0 30px 28px; margin-top: 38px; border-left: 3px solid var(--danger); max-width: 1060px; }
.risk-box h3 { color: var(--danger); }
.risk-box li { color: #614d50; font-size: 14px; }
.risk-box ul { padding-left: 20px; }
.spacing-top { margin-top: 40px; }
.guidance-band { display: grid; grid-template-columns: 1fr; gap: 28px; padding: 34px 0; border-block: 1px solid #aab7af; }
.guidance-band > div:first-child { max-width: 900px; }
.guidance-band h3 { font-size: 25px; margin-bottom: 15px; }
.guidance-band p:not(.eyebrow) { color: var(--muted); font-size: 14px; }
.guidance-chain { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 25px; }
.guidance-chain span { padding: 22px 10px; font-size: 16px; text-align: center; border-block: 1px solid #aab7af; }
.guidance-chain i { font-size: 10px; color: var(--brand); font-style: normal; max-width: 110px; text-align: center; }
.facility-map { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 30px; margin-top: 36px; }
.facility-pin { padding: 18px 0; border-bottom: 1px solid var(--line); }
.facility-pin span, .facility-region { color: var(--brand); font-size: 11px; display: block; margin-bottom: 8px; }
.facility-pin strong { font-size: 14px; font-weight: 500; }
.facility-pin p { color: var(--muted); font-size: 11px; margin-top: 4px; }
.facility-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 50px; margin-top: 50px; }
.facility-card { padding: 30px 0; border-top: 1px solid #aab7af; display: flex; flex-direction: column; min-width: 0; }
.facility-card h3 { font-size: 20px; margin-bottom: 16px; }
.facility-card p { font-size: 14px; color: var(--muted); }
.facility-card a { margin-top: auto; align-self: flex-start; display: inline-block; color: var(--brand); font-size: 13px; border-bottom: 1px solid currentColor; padding-bottom: 5px; }
.facility-card a::after { content: "↗"; margin-left: 18px; }
.source-list { display: grid; gap: 28px; }
.source { padding: 25px 0; border-top: 1px solid var(--line); }
.source h3 { font-size: 20px; margin-bottom: 13px; }
.source p { font-size: 14px; color: var(--muted); max-width: 900px; }
.source a, td a { color: var(--brand); text-decoration: underline; text-underline-offset: 4px; overflow-wrap: anywhere; }
.source-link { font-size: 12px; overflow-wrap: anywhere; }
.fact-list { margin: 32px 0; }
.fact-list > div { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 30px; padding: 21px 0; border-top: 1px solid var(--line); }
.fact-list dt { font-size: 13px; font-weight: 500; color: var(--brand); }
.fact-list dd { margin: 0; font-size: 14px; }
.question-list { max-width: 1000px; margin-top: 40px; }
.question-answer { border-top: 1px solid var(--line); padding: 0; scroll-margin-top: 100px; }
.question-answer:last-child { border-bottom: 1px solid var(--line); }
.question-answer summary { display: flex; justify-content: space-between; align-items: start; gap: 20px; cursor: pointer; list-style: none; padding: 25px 0; }
.question-answer summary::after { content: "+"; font-size: 24px; color: var(--brand); flex-shrink: 0; line-height: 1.5; }
.question-answer[open] summary::after { content: "−"; }
.question-answer summary h3 { margin: 0; font-size: 18px; }
.question-answer p { max-width: 880px; font-size: 14px; color: var(--muted); margin-bottom: 22px; }
.question-answer .source-link { font-size: 12px; }
.table-wrap { overflow: auto; border-block: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; min-width: 710px; }
th, td { text-align: left; vertical-align: top; padding: 21px 23px; border-bottom: 1px solid var(--line); font-size: 13px; }
th { background: #e8ede8; color: var(--ink); font-weight: 500; }
td { color: var(--muted); }
.callout { border-top: 2px solid var(--brand); padding-top: 36px; }
.callout p { color: var(--muted); max-width: 800px; }
.note { font-size: 12px; color: var(--muted); margin-top: 30px; }
.site-footer { background: var(--ink); color: #cad5cd; padding-block: 56px 36px; }
.footer-signature { display: flex; justify-content: space-between; align-items: center; gap: 30px; padding-bottom: 45px; }
.footer-signature > span { font-size: 104px; line-height: 1; color: #f0f5ef; }
.footer-signature p { font-size: 20px; font-weight: 400; white-space: pre-line; line-height: 1.8; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; border-top: 1px solid #45544a; padding-top: 30px; font-size: 11px; }
.footer-grid strong { display: block; color: #fff; font-weight: 500; font-size: 16px; margin-bottom: 10px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; align-content: flex-start; gap: 16px 25px; font-size: 12px; }
.footer-links a:hover { color: #fff; text-decoration: underline; }

.image-viewer { width: min(1460px, calc(100% - 40px)); max-width: none; max-height: calc(100svh - 40px); padding: 0; border: 0; background: white; color: var(--ink); }
.image-viewer::backdrop { background: rgb(12 22 18 / .85); }
.viewer-toolbar { display: flex; align-items: center; gap: 10px; min-height: 66px; padding: 12px 20px; border-bottom: 1px solid var(--line); }
.viewer-title { font-size: 14px; font-weight: 500; }
.viewer-counter { margin-right: auto; font-size: 12px; color: var(--muted); }
.viewer-toolbar button { min-width: 44px; height: 42px; padding: 6px 12px; background: white; border: 1px solid var(--line); border-radius: 2px; font-size: 13px; }
.viewer-toolbar button:hover:not(:disabled) { background: var(--soft); }
.viewer-toolbar .viewer-close { font-size: 26px; border: 0; padding: 0; }
.viewer-viewport { overflow: auto; height: min(66svh, 800px); background: #f3f5f4; }
.viewer-image { width: 100%; height: 100%; object-fit: contain; background: white; }
.is-zoomed .viewer-image { width: max(1350px, 150%); height: auto; max-width: none; }
.viewer-caption { margin: 0; padding: 16px 24px 8px; font-size: 12px; max-height: 95px; overflow: auto; }
.viewer-original { display: inline-block; margin: 0 24px 15px; color: var(--brand); text-decoration: underline; font-size: 12px; }

@media (prefers-reduced-motion: no-preference) {
  .masthead-inner { animation: entrance .65s ease both; }
  .masthead-art { animation: artwork .85s ease both; }
  @keyframes entrance { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
  @keyframes artwork { from { opacity: .4; } to { opacity: 1; } }
}
@media (min-width: 1500px) { .masthead-art { right: 3%; width: 57%; } }
@media (max-width: 1280px) {
  .container { width: calc(100% - 64px); }
  .header-inner { gap: 18px; }
  .header-actions { gap: 16px; }
  .nav { gap: 15px; font-size: 12px; }
  .masthead-name { font-size: 110px; }
  .masthead-subtitle { font-size: 22px; }
  .masthead-art { width: 56%; }
  .masthead-description { max-width: 44%; }
  .masthead-caption { right: 32px; }
  .masthead .hero-actions { max-width: 48%; gap: 13px; }
  h1 { font-size: 44px; }
}
@media (max-width: 1100px) {
  html:not(.js) .site-header { position: static; }
  .header-inner { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; grid-template-rows: 75px auto; gap: 0 15px; min-height: 75px; }
  .header-actions { display: contents; }
  .lang-switch { grid-column: 2; grid-row: 1; }
  .nav { grid-column: 1 / -1; display: flex; flex-wrap: wrap; padding-bottom: 18px; }
  .js .menu-toggle { grid-column: 3; grid-row: 1; display: block; border: 1px solid var(--line); background: #fff; min-width: 64px; height: 42px; padding: 0 12px; font-size: 12px; }
  .js .nav { display: none; }
  .js .menu-open .nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 30px; padding-block: 10px 22px; max-height: calc(100svh - 90px); overflow: auto; }
  .menu-open .nav a { white-space: normal; padding: 16px 0; border-top: 1px solid var(--line); font-size: 15px; }
  .header-actions .nav { grid-row: 2; }
  .masthead { min-height: 560px; }
  .masthead-name { font-size: 100px; }
  .masthead h1 { max-width: 50%; }
  .masthead-art { width: 53%; }
  .masthead-subtitle { max-width: 48%; }
  .masthead-description { max-width: 46%; }
  .audience-link { padding: 23px 17px; gap: 12px; }
  .audience-link strong { font-size: 15px; }
  .audience-link small { font-size: 10px; }
  .overview-grid, .hero-grid { gap: 45px; }
  .cards { gap: 24px; }
  .term-list > div { grid-template-columns: 1fr; gap: 6px; }
  .hero.compact h1 { font-size: 40px; }
  .hero-lede { font-size: 16px; }
  .guidance-chain { gap: 16px; }
}
@media (max-width: 800px) {
  .section { padding-block: 68px; }
  .container { width: calc(100% - 40px); }
  h2 { font-size: 29px; }
  .masthead { min-height: 650px; }
  .masthead-inner { padding-block: 30px 0; }
  .masthead-art { top: auto; right: 0; bottom: 10px; width: 65%; height: 360px; object-position: right center; }
  .masthead h1 { max-width: 100%; }
  .masthead-name { font-size: 100px; }
  .masthead-title { margin-top: 7px; font-size: 18px; }
  .masthead-eyebrow { font-size: 9px; max-width: 290px; margin-bottom: 10px; }
  .masthead-subtitle { font-size: 21px; margin: 18px 0 9px; max-width: 100%; }
  .masthead-description { font-size: 13px; max-width: 60%; }
  .masthead .hero-actions { max-width: 45%; align-items: flex-start; flex-direction: column; }
  .masthead-caption { bottom: 9px; left: 20px; right: auto; max-width: calc(100% - 40px); font-size: 9px; }
  .audience-grid { grid-template-columns: 1fr; }
  .audience-link, .audience-link:first-child, .audience-link:last-child { padding: 18px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .audience-link:last-child { border-bottom: 0; }
  .audience-link strong { font-size: 16px; }
  .audience-link small { font-size: 11px; }
  .audience-number { width: 32px; }
  .overview-grid, .hero-grid { grid-template-columns: 1fr; gap: 45px; }
  .overview { padding-block: 55px; }
  .overview .hero-card { display: grid; grid-template-columns: 1fr 1fr; gap: 0 30px; }
  .overview .hero-card-head { grid-column: 1 / -1; }
  .overview .term-list { grid-column: 1 / -1; }
  .term-list > div { grid-template-columns: minmax(100px, .5fr) minmax(0, 1fr); }
  .page-contents ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .story-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .story-step { padding: 28px 20px; border-bottom: 1px solid #43504a; }
  .story-step:nth-child(2) { border-right: 0; }
  .story-step:nth-child(3) { padding-left: 0; border-bottom: 0; }
  .cards { grid-template-columns: 1fr; gap: 20px; }
  .card { padding-block: 22px; }
  .compare { grid-template-columns: 1fr; gap: 16px; }
  .compare .card { padding: 26px; }
  .vs { padding: 0; }
  .figure-grid { gap: 40px 25px; }
  .figure-card strong { font-size: 16px; }
  .technique-spreads { grid-template-columns: 1fr; gap: 30px; }
  .facility-grid { gap: 0 30px; }
  .facility-card h3 { font-size: 18px; }
  .facility-map { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-signature > span { font-size: 88px; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .footer-links { justify-content: flex-start; }
}
@media (max-width: 520px) {
  html { scroll-padding-top: 88px; }
  body { font-size: 15px; }
  .container { width: calc(100% - 36px); }
  .header-inner { min-height: 70px; grid-template-rows: 70px auto; gap: 0 9px; }
  .brand { gap: 7px; }
  .brand-mark, .brand-mark img { width: 27px; height: 30px; }
  .brand strong { font-size: 12px; }
  .brand small { display: none; }
  .lang-switch { padding: 0; border: 0; gap: 0; }
  .lang-switch a { min-width: 30px; font-size: 10px; min-height: 42px; }
  .js .menu-toggle { min-width: 52px; height: 40px; padding: 0 7px; font-size: 10px; }
  .js .menu-open .nav { grid-template-columns: 1fr; max-height: calc(100svh - 80px); overflow: auto; }
  .menu-open .nav a { font-size: 14px; padding-block: 13px; }
  .masthead { height: min(630px, calc(100svh - 128px)); min-height: 560px; }
  .masthead-inner { padding-block: 26px 0; }
  .masthead-name { font-size: 92px; margin-left: -3px; }
  .masthead-title { font-size: 16px; }
  .masthead-subtitle { font-size: 19px; margin-top: 16px; line-height: 1.7; }
  .masthead-description { display: none; }
  .masthead .hero-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: stretch; max-width: 100%; gap: 15px; margin-top: 18px; }
  .masthead .button { font-size: 13px; min-height: 44px; gap: 12px; padding: 10px 12px; }
  .masthead .text-button { padding-inline: 0; }
  .masthead-art { width: calc(100% - 24px); height: 282px; right: 12px; bottom: 22px; object-position: center; }
  .masthead-caption { left: 18px; max-width: calc(100% - 36px); font-size: 8px; }
  .section { padding-block: 55px; }
  .section-head { margin-bottom: 30px; }
  .section-head h2, h2 { font-size: 27px; line-height: 1.6; }
  .section-head p { font-size: 14px; }
  .hero.compact { padding-block: 28px 45px; }
  .hero.compact h1 { font-size: 33px; line-height: 1.5; }
  .hero.compact .hero-lede, .hero-lede { font-size: 15px; }
  .overview .hero-card { display: block; }
  .definition-box { font-size: 15px; }
  .hero-card-head strong { font-size: 19px; }
  .page-contents ul { grid-template-columns: 1fr; }
  .story-step { padding: 23px 0 23px 18px; }
  .story-step strong { font-size: 17px; }
  .story-step p { font-size: 11px; }
  .story-step span { margin-bottom: 10px; }
  .card h3 { font-size: 20px; }
  .card p, .card li { font-size: 15px; }
  .figure-grid { grid-template-columns: 1fr; gap: 38px; }
  .figure-card img { aspect-ratio: 4 / 3; }
  .figure-card figcaption { font-size: 13px; }
  .figure-card strong { font-size: 18px; }
  .translation-card header { flex-direction: column; gap: 10px; }
  .translation-card h3 { font-size: 22px; }
  .flow-item { grid-template-columns: 42px minmax(0, 1fr); gap: 16px; }
  .flow-item::before { font-size: 25px; }
  .flow-item h3 { font-size: 19px; }
  .flow-item p { font-size: 15px; }
  .risk-box { padding-left: 18px; }
  .risk-box li { font-size: 15px; }
  .guidance-chain { grid-template-columns: 1fr; gap: 8px; }
  .guidance-chain span { padding: 14px 8px; font-size: 15px; }
  .guidance-chain i { max-width: none; font-size: 11px; padding-block: 5px; }
  .guidance-band h3 { font-size: 21px; }
  .guidance-band p:not(.eyebrow) { font-size: 13px; }
  .facility-grid { grid-template-columns: 1fr; margin-top: 35px; }
  .facility-map { gap: 0 20px; }
  .facility-pin strong { font-size: 12px; }
  .facility-pin p { font-size: 10px; }
  .facility-card h3 { font-size: 20px; }
  .facility-card p { font-size: 15px; }
  .source h3 { font-size: 19px; }
  .fact-list > div { grid-template-columns: 1fr; gap: 8px; }
  .question-answer summary { padding: 21px 0; }
  .question-answer summary h3 { font-size: 16px; line-height: 1.8; }
  .question-answer p { font-size: 15px; }
  .footer-signature { align-items: flex-start; flex-direction: column; gap: 25px; }
  .footer-signature > span { font-size: 85px; }
  .footer-signature p { font-size: 17px; }
  .image-viewer { width: 100%; max-height: 100svh; height: 100svh; margin: 0; }
  .viewer-toolbar { padding: 8px 12px; gap: 6px; min-height: 62px; }
  .viewer-title { display: none; }
  .viewer-toolbar button { min-width: 40px; height: 42px; padding: 6px 8px; font-size: 12px; }
  .viewer-viewport { height: 65svh; }
  .viewer-caption { padding-inline: 18px; max-height: 17svh; font-size: 11px; }
  .viewer-original { margin-left: 18px; }
}
@media (max-width: 360px) {
  .masthead-name { font-size: 80px; }
  .brand strong { font-size: 11px; }
  .brand-mark { display: none; }
  .masthead-subtitle { font-size: 17px; }
  .masthead .hero-actions { gap: 10px; }
  .masthead .button { gap: 8px; padding: 10px; font-size: 11px; }
  .masthead .text-button { padding-inline: 0; }
}
@media (max-width: 520px) and (max-height: 720px) {
  .masthead-name { font-size: 80px; }
  .masthead-title { font-size: 15px; }
  .masthead-subtitle { font-size: 17px; }
  .masthead-art { height: 235px; }
  .masthead-inner { padding-top: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  .site-header, .page-contents, .menu-toggle, .image-viewer, .audience-strip { display: none !important; }
  .container { width: 100%; }
  .section { padding: 24px 0; }
  .masthead { min-height: 420px; }
  .masthead-name { font-size: 90px; }
  .masthead-inner { padding-block: 25px; }
  .image-link::after { display: none; }
  .question-answer { break-inside: avoid; }
}