:root {
  --paper: #ede8da;
  --paper-deep: #d8d0bd;
  --ink: #18201a;
  --forest: #253126;
  --moss: #69735b;
  --line: #a9a48f;
  --orange: #d95c2b;
  --brass: #b99a5b;
  --cream: #f7f2e7;
  --content: 1280px;
  --gutter: clamp(1rem, 3vw, 3rem);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 320px; margin: 0; background: var(--paper); line-height: 1.55; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .22em; }
a:hover { color: var(--orange); }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 4px; }

.shell { width: min(100%, var(--content)); margin-inline: auto; padding-inline: var(--gutter); }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; top: .75rem; left: .75rem; padding: .6rem .8rem; background: var(--orange); color: #fff; transform: translateY(-160%); }
.skip-link:focus { transform: none; }

.site-header { position: relative; z-index: 10; background: var(--forest); color: var(--cream); border-bottom: 1px solid #536052; }
.header-grid { min-height: 5.2rem; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 2.5rem; }
.wordmark { display: inline-flex; align-items: center; gap: .8rem; text-decoration: none; font-size: 1.05rem; letter-spacing: .03em; }
.wordmark-mark { display: grid; place-items: center; width: 2.35rem; aspect-ratio: 1; border: 1px solid var(--brass); color: var(--brass); font: 700 .72rem/1 ui-monospace, monospace; transform: rotate(-3deg); }
.wordmark strong { font-weight: 800; }
.wordmark small { display: block; color: #aeb7a5; font: 600 .6rem/1.2 ui-monospace, monospace; letter-spacing: .09em; text-transform: uppercase; }
.site-header nav { display: flex; justify-content: center; gap: clamp(1rem, 2.5vw, 2.25rem); }
.site-header nav a { color: #d8ddce; text-decoration: none; font-size: .82rem; font-weight: 700; letter-spacing: .03em; }
.header-search { display: flex; border-bottom: 1px solid #7e8a76; }
.header-search input { width: 8rem; padding: .45rem 0; border: 0; background: transparent; color: white; }
.header-search button { border: 0; background: transparent; color: var(--brass); cursor: pointer; }

.home-hero { position: relative; overflow: hidden; background: var(--forest); color: var(--cream); }
.home-hero::before { content: ""; position: absolute; inset: 0; opacity: .17; background-image: repeating-radial-gradient(ellipse at 8% 80%, transparent 0 18px, #c4b98c 19px 20px, transparent 21px 35px); transform: rotate(-8deg) scale(1.2); }
.hero-grid { position: relative; min-height: 650px; display: grid; grid-template-columns: minmax(0, 1.07fr) minmax(360px, .93fr); align-items: stretch; }
.hero-copy { align-self: center; padding-block: clamp(4rem, 8vw, 7rem); padding-right: clamp(2rem, 5vw, 6rem); }
.eyebrow { margin: 0 0 1rem; color: var(--orange); font: 800 .72rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .13em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 11ch; margin-bottom: 1.5rem; font-family: Georgia, "Times New Roman", serif; font-size: clamp(3.4rem, 6.5vw, 6.8rem); font-weight: 700; letter-spacing: -.045em; line-height: .88; }
.lede { max-width: 45rem; color: #cdd4c7; font-size: clamp(1rem, 1.5vw, 1.18rem); }
.research-search { margin-top: 2.5rem; }
.research-search label { display: block; margin-bottom: .65rem; color: #aeb7a5; font-size: .72rem; font-weight: 700; }
.research-search > div { display: grid; grid-template-columns: 1fr auto; border-bottom: 2px solid var(--cream); }
.research-search input { min-width: 0; padding: .9rem 0; border: 0; background: transparent; color: white; font-size: 1rem; }
.research-search input::placeholder { color: #909b8d; }
.research-search button { border: 0; background: transparent; color: var(--brass); cursor: pointer; font-weight: 800; }
.search-hints { display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; margin-top: .8rem; font: .72rem ui-monospace, monospace; color: #9ca696; }
.hero-figure { position: relative; min-height: 32rem; margin: 0; overflow: hidden; border-left: 1px solid #586157; }
.hero-figure img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.72) contrast(1.04); }
.hero-figure::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(37,49,38,.38), transparent 45%), linear-gradient(0deg, rgba(15,22,16,.7), transparent 45%); }
.hero-figure figcaption { position: absolute; z-index: 2; left: 2rem; right: 2rem; bottom: 2rem; max-width: 30rem; color: #eef0e8; font-size: .84rem; }
.hero-figure figcaption span { display: block; margin-bottom: .35rem; color: var(--brass); font: 700 .68rem ui-monospace, monospace; text-transform: uppercase; letter-spacing: .1em; }

.home-entry { padding-block: 5rem 7rem; }
.section-kicker { display: flex; justify-content: space-between; padding-bottom: .75rem; border-bottom: 1px solid var(--line); color: #5c6054; font: 700 .7rem ui-monospace, monospace; text-transform: uppercase; letter-spacing: .08em; }
.section-kicker p { margin: 0; }
.entry-ledger { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 7rem); padding-top: 3rem; }
.entry-ledger h2 { max-width: 13ch; font-family: Georgia, serif; font-size: clamp(2.3rem, 4.5vw, 4.5rem); line-height: .95; letter-spacing: -.035em; }
.entry-ledger > p { max-width: 42rem; color: #4a4e44; font-size: 1.05rem; }
.entry-ledger .text-link { grid-column: 2; font-weight: 800; }

.home-lineages { background: #dcd5c4; padding-block: 6rem; }
.home-heading { grid-template-columns: 1.2fr .8fr; }
.home-heading > div h2 { max-width: 14ch; margin: 0; font: 700 clamp(2.3rem, 4.5vw, 4.6rem)/.96 Georgia, serif; }
.home-heading > p { max-width: 35rem; margin: 0; color: #585c51; }
.home-family-ledger { margin: 0; padding: 0; list-style: none; }
.home-family-ledger li { min-height: 8.5rem; display: grid; grid-template-columns: 4rem 1fr auto; align-items: center; gap: 1.5rem; border-bottom: 1px solid #a59f8d; }
.home-family-ledger li > span { color: var(--orange); font: 800 .7rem ui-monospace, monospace; }
.home-family-ledger a { font: 700 clamp(1.35rem, 2.5vw, 2.3rem) Georgia, serif; text-decoration: none; }
.home-family-ledger p { max-width: 45rem; margin: .35rem 0 0; color: #5f6358; font-size: .82rem; }
.home-family-ledger li > strong { color: #62665b; font: 700 .72rem ui-monospace, monospace; }
.index-cta { display: flex; justify-content: space-between; margin-top: 2rem; padding: 1rem 0; border-bottom: 2px solid var(--ink); text-decoration: none; font-weight: 800; }
.home-timeline-callout { position: relative; overflow: hidden; background: var(--forest); color: #d5dbcf; padding-block: 7rem; }
.home-timeline-callout::after { content: ""; position: absolute; inset: -60% -10% -60% 45%; opacity: .16; background: repeating-radial-gradient(ellipse at center, transparent 0 22px, #c4b98c 23px 24px, transparent 25px 42px); transform: rotate(8deg); }
.timeline-callout-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 5rem; }
.timeline-callout-grid h2 { max-width: 15ch; margin: 0; color: white; font: 700 clamp(2.5rem, 5vw, 5rem)/.96 Georgia, serif; }
.timeline-callout-grid > div:last-child { max-width: 32rem; }
.home-notes { padding-block: 6rem; }
.notes-ledger { display: grid; grid-template-columns: repeat(3, 1fr); }
.notes-ledger article { min-height: 22rem; display: flex; flex-direction: column; padding: 2.5rem 2rem; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); }
.notes-ledger article:first-child { padding-left: 0; }
.notes-ledger article:last-child { padding-right: 0; border-right: 0; }
.notes-ledger h3 { font: 700 clamp(1.6rem, 2.8vw, 2.6rem)/1 Georgia, serif; }
.notes-ledger h3 a { text-decoration: none; }
.notes-ledger article > p:not(.eyebrow) { color: #55594f; }
.notes-ledger span { margin-top: auto; color: #777b70; font: 700 .64rem ui-monospace, monospace; text-transform: uppercase; }
.home-people-callout { background: var(--orange); color: #fff6ec; padding-block: 6rem; }
.home-people-callout .shell { display: grid; grid-template-columns: 1.2fr .8fr; gap: 2rem 5rem; }
.home-people-callout .eyebrow { grid-column: 1 / -1; color: #3b2017; }
.home-people-callout h2 { max-width: 15ch; margin: 0; font: 700 clamp(2.5rem, 5vw, 5rem)/.96 Georgia, serif; }
.home-people-callout p { align-self: end; max-width: 34rem; margin: 0; }
.home-people-callout a { grid-column: 2; font-weight: 800; }

.page-hero { padding-top: clamp(4rem, 8vw, 8rem); padding-bottom: 3rem; border-bottom: 1px solid var(--line); }
.page-hero h1, .model-hero h1, .story-hero h1, .search-page-hero h1 { color: var(--ink); }
.page-hero h1 { max-width: 13ch; }
.lede.dark { color: #505549; }

.family-index { padding-bottom: 7rem; }
.family-row { min-height: 12rem; display: grid; grid-template-columns: 4rem minmax(17rem, 1fr) minmax(18rem, .9fr) 15rem; align-items: stretch; border-bottom: 1px solid var(--line); }
.row-number { padding-top: 2.25rem; color: var(--orange); font: 800 .72rem ui-monospace, monospace; }
.family-identity { padding: 2rem 2.5rem 2rem 0; }
.family-identity > p:first-child { margin-bottom: .35rem; color: #6c7064; font: 700 .7rem ui-monospace, monospace; }
.family-identity h2 { margin-bottom: .7rem; font: 700 clamp(1.6rem, 3vw, 2.6rem)/1 Georgia, serif; }
.family-identity h2 a { text-decoration: none; }
.family-identity > p:last-child { max-width: 42rem; margin-bottom: 0; color: #55594f; font-size: .9rem; }
.code-list { display: grid; align-content: center; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; padding: 1.5rem; border-left: 1px solid var(--line); }
.code-list span { display: flex; flex-direction: column; }
.code-list strong { font: 800 .8rem ui-monospace, monospace; }
.code-list small { color: #72766b; }
.family-thumb { min-height: 100%; margin: 0; overflow: hidden; background: var(--paper-deep); }
.family-thumb img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.7); transition: filter .2s ease, transform .2s ease; }
.family-row:hover .family-thumb img { filter: saturate(1); transform: scale(1.025); }
.missing-media { display: grid; place-items: center; color: #777669; font: 700 .66rem ui-monospace, monospace; text-transform: uppercase; }

.model-hero { background: var(--forest); color: var(--cream); }
.model-hero-grid { min-height: 34rem; display: grid; grid-template-columns: 1fr minmax(24rem, .75fr); align-items: stretch; }
.model-hero-grid > div { align-self: center; padding-block: 4rem; padding-right: 5rem; }
.model-hero h1 { color: white; max-width: 12ch; }
.model-hero figure { position: relative; margin: 0; }
.model-hero figure img { width: 100%; height: 100%; object-fit: cover; }
.model-hero figcaption { position: absolute; inset: auto 0 0; padding: .75rem 1rem; background: rgba(17,23,19,.8); color: #c7cec0; font-size: .65rem; }
.breadcrumb { display: flex; gap: .6rem; margin-bottom: 3rem; color: #969f91; font: 700 .7rem ui-monospace, monospace; text-transform: uppercase; }
.scope-strip { background: #111713; color: #d9dfd3; border-top: 1px solid #4e584d; }
.scope-strip .shell { min-height: 5rem; display: grid; grid-template-columns: auto 1fr auto 1fr; align-items: center; gap: 1rem 2rem; }
.scope-strip span { color: var(--brass); font: 800 .65rem ui-monospace, monospace; text-transform: uppercase; }
.scope-strip p { margin: 0; font-size: .78rem; }
.page-section { padding-top: 5rem; padding-bottom: 6rem; }
.section-heading { display: grid; grid-template-columns: 1fr 1.3fr; align-items: end; gap: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.section-heading h2 { grid-column: 2; margin: 0; font: 700 clamp(2rem, 4vw, 4rem)/1 Georgia, serif; }
.generation-ledger { margin: 0; padding: 0; list-style: none; }
.generation-ledger li { min-height: 8rem; display: grid; grid-template-columns: 5rem 1fr auto; align-items: center; gap: 1rem; border-bottom: 1px solid var(--line); }
.generation-ledger li > span { color: var(--orange); font: 800 .7rem ui-monospace, monospace; }
.generation-ledger h3 { margin-bottom: .4rem; font-size: 1.35rem; }
.generation-ledger p { margin: 0; color: #5d6157; }
.generation-ledger li > strong { color: #5c6056; font: 700 .78rem ui-monospace, monospace; }
.related-band { width: auto; max-width: none; padding-inline: 0; background: var(--paper-deep); }
.link-ledger { display: grid; grid-template-columns: repeat(2, 1fr); border-bottom: 1px solid var(--line); }
.link-ledger a { min-height: 9rem; display: flex; flex-direction: column; justify-content: center; padding: 1.5rem 0; border-top: 1px solid var(--line); text-decoration: none; }
.link-ledger a:nth-child(odd) { padding-right: 2rem; border-right: 1px solid var(--line); }
.link-ledger a:nth-child(even) { padding-left: 2rem; }
.link-ledger span, .link-ledger small { color: #686c61; font: 700 .66rem ui-monospace, monospace; text-transform: uppercase; }
.link-ledger strong { margin-block: .45rem; font: 700 1.25rem Georgia, serif; }

.story-ledger { display: grid; grid-template-columns: repeat(2, 1fr); padding-bottom: 7rem; }
.story-ledger article { position: relative; min-height: 25rem; display: flex; flex-direction: column; justify-content: center; padding: 3rem clamp(1.5rem, 4vw, 4rem) 3rem 0; border-bottom: 1px solid var(--line); }
.story-ledger article:nth-child(even) { padding-left: clamp(1.5rem, 4vw, 4rem); padding-right: 0; border-left: 1px solid var(--line); }
.story-number { position: absolute; top: 1.5rem; right: 1.5rem; color: #aaa594; font: 700 .7rem ui-monospace, monospace; }
.story-ledger h2 { max-width: 16ch; font: 700 clamp(1.8rem, 3.5vw, 3.5rem)/1 Georgia, serif; }
.story-ledger h2 a { text-decoration: none; }
.story-ledger article > p:not(.eyebrow) { color: #55594f; }
.story-ledger footer { display: flex; flex-wrap: wrap; gap: .5rem 1rem; margin-top: auto; padding-top: 1.5rem; color: #74776c; font: 700 .64rem ui-monospace, monospace; text-transform: uppercase; }

.story-hero { padding-top: 3rem; }
.story-hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 5rem; padding-top: 2rem; }
.story-hero h1 { max-width: 13ch; }
.evidence-bar { display: grid; grid-template-columns: repeat(3, 1fr); margin: 3rem 0 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.evidence-bar div { padding: 1rem 1.5rem 1rem 0; border-right: 1px solid var(--line); }
.evidence-bar div + div { padding-left: 1.5rem; }
.evidence-bar div:last-child { border-right: 0; }
.evidence-bar dt { color: #777a6f; font: 700 .64rem ui-monospace, monospace; text-transform: uppercase; }
.evidence-bar dd { margin: .35rem 0 0; font-weight: 800; text-transform: capitalize; }
.story-body { padding-block: 4rem 7rem; }
.story-body section { display: grid; grid-template-columns: 5rem 1fr; padding: 3rem 0; border-bottom: 1px solid var(--line); }
.story-body section > span { color: var(--orange); font: 800 .7rem ui-monospace, monospace; }
.story-body section > div { max-width: 58rem; display: grid; grid-template-columns: minmax(15rem, .7fr) 1fr; gap: 3rem; }
.story-body h2 { font: 700 clamp(1.7rem, 3vw, 2.8rem)/1 Georgia, serif; }
.story-body p { color: #4e5349; font-size: 1.05rem; }
.story-footer { background: var(--forest); color: #ccd3c7; padding-block: 5rem; }
.story-footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; }
.family-chip { display: flex; justify-content: space-between; padding: 1rem 0; border-bottom: 1px solid #596258; text-decoration: none; font-weight: 800; }
.family-chip span { color: #919b8d; font: .7rem ui-monospace, monospace; }

.search-page-hero { background: var(--forest); color: white; padding-block: 5rem; }
.search-page-hero h1 { color: white; max-width: 12ch; }
.light-search { max-width: 60rem; }
.search-results { min-height: 28rem; padding-block: 4rem 7rem; }
.result-summary { display: flex; align-items: baseline; gap: 1rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.result-summary strong { font: 700 3rem Georgia, serif; }
.result-summary span { color: #6e7267; }
.search-results ol { margin: 0; padding: 0; list-style: none; }
.search-results li { display: grid; grid-template-columns: 10rem 1fr; gap: 2rem; padding: 2.25rem 0; border-bottom: 1px solid var(--line); }
.search-results li > span { color: var(--orange); font: 700 .66rem ui-monospace, monospace; text-transform: uppercase; }
.search-results li a { font: 700 1.65rem Georgia, serif; }
.search-results li p { max-width: 54rem; margin: .5rem 0; color: #55594f; }
.search-results li small { color: #777b70; font-family: ui-monospace, monospace; }
.empty-state { max-width: 42rem; margin: 4rem auto; text-align: center; color: #5e6258; }

.timeline { position: relative; margin-top: 3rem; margin-bottom: 6rem; padding-top: 1rem; padding-bottom: 1rem; list-style: none; }
.timeline::before { content: ""; position: absolute; top: 0; bottom: 0; left: calc(var(--gutter) + 13rem); width: 1px; background: var(--line); }
.timeline li { display: grid; grid-template-columns: 11rem 4rem 1fr; min-height: 13rem; }
.timeline-date { padding-top: 2.2rem; color: #5d6157; font: 800 1rem ui-monospace, monospace; text-align: right; }
.timeline-marker { position: relative; }
.timeline-marker::before { content: ""; position: absolute; top: 2.35rem; left: 50%; width: .75rem; height: .75rem; border: 3px solid var(--paper); border-radius: 50%; background: var(--orange); transform: translateX(-50%); box-shadow: 0 0 0 1px var(--orange); }
.timeline li[data-kind="vehicle"] .timeline-marker::before { background: var(--brass); box-shadow: 0 0 0 1px var(--brass); }
.timeline article { max-width: 58rem; padding: 2rem 0 2rem 2rem; border-bottom: 1px solid var(--line); }
.timeline article h2 { font: 700 clamp(1.5rem, 3vw, 2.6rem)/1.05 Georgia, serif; }
.timeline article > p:last-child { color: #55594f; }

.people-ledger, .source-register, .coverage-ledger { padding-bottom: 5rem; }
.people-ledger article, .source-register article, .coverage-ledger article { display: grid; grid-template-columns: 5rem 1fr auto; align-items: center; gap: 2rem; min-height: 11rem; border-bottom: 1px solid var(--line); }
.person-index, .source-register article > span { color: var(--orange); font: 800 .7rem ui-monospace, monospace; }
.people-ledger h2, .source-register h2, .coverage-ledger h2 { margin-bottom: .5rem; font: 700 clamp(1.5rem, 2.8vw, 2.5rem)/1 Georgia, serif; }
.people-ledger article > strong { color: #6b6f64; font: 700 .75rem ui-monospace, monospace; }
.people-ledger article p:last-child, .source-register article p:not(.eyebrow), .coverage-ledger article p { max-width: 58rem; margin-bottom: 0; color: #55594f; }
.source-register article { grid-template-columns: 5rem 1fr; }
.source-register h2 a { text-decoration: none; }
.source-register small { color: #74786d; font-family: ui-monospace, monospace; }
.coverage-summary { display: grid; grid-template-columns: repeat(3, 1fr); padding-block: 3rem; border-bottom: 1px solid var(--line); }
.coverage-summary div { display: flex; align-items: baseline; gap: 1rem; padding-right: 2rem; border-right: 1px solid var(--line); }
.coverage-summary div + div { padding-left: 2rem; }
.coverage-summary div:last-child { border: 0; }
.coverage-summary strong { font: 700 3rem Georgia, serif; }
.coverage-summary span { color: #686c61; font: 700 .67rem ui-monospace, monospace; text-transform: uppercase; }
.coverage-ledger article { grid-template-columns: 10rem 1fr; }
.status-tag { display: inline-flex; width: fit-content; padding: .35rem .55rem; border: 1px solid var(--brass); color: #6f5a2e; font: 800 .66rem ui-monospace, monospace; text-transform: uppercase; }
.rare-intro { padding-block: 4rem; border-bottom: 1px solid var(--line); }
.display-quote { max-width: 24ch; margin: 0 auto; font: italic 700 clamp(2rem, 4vw, 4rem)/1.08 Georgia, serif; text-align: center; }
.method-grid { padding-bottom: 6rem; }
.method-grid section { display: grid; grid-template-columns: 5rem 1fr; padding: 3rem 0; border-bottom: 1px solid var(--line); }
.method-grid section > span { color: var(--orange); font: 800 .7rem ui-monospace, monospace; }
.method-grid section > div { max-width: 64rem; display: grid; grid-template-columns: 18rem 1fr; gap: 3rem; }
.method-grid h2 { font: 700 2.1rem Georgia, serif; }
.method-grid p { color: #50554b; font-size: 1.05rem; }
.data-footer { padding-top: 1.5rem; padding-bottom: 4rem; border-top: 1px solid var(--line); color: #73776c; font: 700 .67rem ui-monospace, monospace; text-transform: uppercase; }

.site-footer { background: #111713; color: #b8c0b2; padding-block: 3.5rem; border-top: 4px solid var(--orange); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 2rem 4rem; }
.site-footer strong { color: white; font-size: 1.1rem; }
.site-footer nav { display: flex; gap: 1.5rem; }
.legal { grid-column: 1 / -1; max-width: 70rem; padding-top: 2rem; border-top: 1px solid #384139; color: #828d80; font-size: .72rem; }

@media (max-width: 900px) {
  .header-grid { grid-template-columns: auto 1fr; gap: 1rem; padding-block: 1rem; }
  .site-header nav { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; overflow-x: auto; padding-bottom: .3rem; }
  .header-search { justify-self: end; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { padding-right: 0; }
  .hero-figure { min-height: 27rem; border-left: 0; border-top: 1px solid #586157; }
  .family-row { grid-template-columns: 3rem 1fr 12rem; }
  .code-list { grid-column: 2; border-left: 0; padding: 0 1.5rem 2rem 0; }
  .family-thumb { grid-column: 3; grid-row: 1 / span 2; }
  .model-hero-grid { grid-template-columns: 1fr; }
  .model-hero-grid > div { padding-right: 0; }
  .model-hero figure { min-height: 24rem; }
  .story-hero-grid { grid-template-columns: 1fr; gap: 1rem; }
  .story-body section > div { grid-template-columns: 1fr; gap: 1rem; }
  .method-grid section > div { grid-template-columns: 1fr; gap: 1rem; }
  .timeline-callout-grid { grid-template-columns: 1fr; gap: 2rem; }
  .notes-ledger { grid-template-columns: 1fr; }
  .notes-ledger article, .notes-ledger article:first-child, .notes-ledger article:last-child { min-height: auto; padding: 2rem 0; border-right: 0; }
}

@media (max-width: 620px) {
  .wordmark small, .header-search { display: none; }
  .site-header nav { gap: 1.25rem; }
  h1 { font-size: clamp(3rem, 16vw, 5rem); }
  .research-search > div { grid-template-columns: 1fr; }
  .research-search button { padding: .8rem 0; text-align: left; }
  .hero-figure { min-height: 23rem; }
  .hero-figure figcaption { left: 1rem; right: 1rem; bottom: 1rem; }
  .entry-ledger { grid-template-columns: 1fr; }
  .entry-ledger .text-link { grid-column: 1; }
  .home-heading { grid-template-columns: 1fr; }
  .home-family-ledger li { grid-template-columns: 2rem 1fr; padding-block: 1.25rem; }
  .home-family-ledger li > strong { grid-column: 2; }
  .home-people-callout .shell { grid-template-columns: 1fr; }
  .home-people-callout .eyebrow, .home-people-callout a { grid-column: 1; }
  .family-row { grid-template-columns: 2.25rem 1fr; }
  .family-thumb { grid-column: 1 / -1; grid-row: auto; min-height: 13rem; }
  .code-list { grid-column: 2; grid-template-columns: 1fr; }
  .scope-strip .shell { grid-template-columns: auto 1fr; padding-block: 1rem; }
  .section-heading { grid-template-columns: 1fr; }
  .section-heading h2 { grid-column: 1; }
  .generation-ledger li { grid-template-columns: 2rem 1fr; padding-block: 1.5rem; }
  .generation-ledger li > strong { grid-column: 2; }
  .link-ledger, .story-ledger { grid-template-columns: 1fr; }
  .link-ledger a:nth-child(odd), .link-ledger a:nth-child(even), .story-ledger article:nth-child(even) { padding-left: 0; padding-right: 0; border-left: 0; border-right: 0; }
  .evidence-bar { grid-template-columns: 1fr; }
  .evidence-bar div, .evidence-bar div + div { padding: 1rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .story-body section { grid-template-columns: 2rem 1fr; }
  .story-footer-grid { grid-template-columns: 1fr; gap: 3rem; }
  .search-results li { grid-template-columns: 1fr; gap: .5rem; }
  .timeline::before { left: calc(var(--gutter) + 1.1rem); }
  .timeline li { grid-template-columns: 2rem 1fr; }
  .timeline-date { grid-column: 2; padding: 1.5rem 0 0 1rem; text-align: left; }
  .timeline-marker { grid-column: 1; grid-row: 1 / span 2; }
  .timeline article { grid-column: 2; padding: 1rem 0 2rem 1rem; }
  .people-ledger article, .source-register article { grid-template-columns: 2rem 1fr; padding-block: 1.5rem; }
  .people-ledger article > strong { grid-column: 2; }
  .coverage-summary { grid-template-columns: 1fr; }
  .coverage-summary div, .coverage-summary div + div { padding: 1rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .coverage-ledger article { grid-template-columns: 1fr; gap: .75rem; padding-block: 1.5rem; }
  .method-grid section { grid-template-columns: 2rem 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .site-footer nav { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}