/* BTT Road & Legal
   Structure modeled on independent single-issue newsrooms (reference: The Trace):
   header over a full-bleed photograph, a left label rail on every section, heavy grotesque
   headlines, serif reading text, black and white with one signal color.
   Signal color: safety orange, used for lane-paint marks, dots and link underlines. Never for text. */

@font-face { font-family: "Amp"; src: url("/assets/fonts/amp.woff2") format("woff2"); font-weight: 100 900; unicode-range: U+0026; font-display: swap; }
@font-face { font-family: "Archivo"; src: url("/assets/fonts/archivo.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Source Serif"; src: url("/assets/fonts/source-serif-text.woff2") format("woff2"); font-weight: 200 900; font-style: normal; font-display: swap; }
@font-face { font-family: "Source Serif"; src: url("/assets/fonts/source-serif-text-italic.woff2") format("woff2"); font-weight: 200 900; font-style: italic; font-display: swap; }
@font-face { font-family: "Source Serif Display"; src: url("/assets/fonts/source-serif-display.woff2") format("woff2"); font-weight: 400 700; font-display: swap; }

:root {
  --ink: #15171c;
  --ink-2: #3a3e46;
  --muted: #6a6f78;
  --rule: #dcdde1;
  --paper: #ffffff;
  --orange: #ff5f00;
  --grotesk: "Amp", "Archivo", "Helvetica Neue", Arial, sans-serif;
  --serif: "Source Serif", Georgia, "Times New Roman", serif;
  --display: "Source Serif Display", "Source Serif", Georgia, serif;
  --gutter: 40px;
  --rail: 300px;
  --col-gap: 40px;
}
@media (max-width: 1099px) { :root { --gutter: 28px; --rail: 220px; --col-gap: 32px; } }
@media (max-width: 799px) { :root { --gutter: 20px; } }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--grotesk); font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 50; background: #fff; color: var(--ink); padding: 10px 14px; font-weight: 700; }
.skip-link:focus { top: 12px; }
.wrap { max-width: 1440px; margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Shared pieces ---------- */
.cat { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; line-height: 1.3; text-decoration: none; margin: 0 0 10px; }
.cat::before { content: ""; width: 11px; height: 11px; border-radius: 50%; background: var(--orange); flex: none; }
a.cat:hover { text-decoration: underline; text-decoration-color: var(--orange); text-underline-offset: 3px; }
.kind { color: var(--muted); font-weight: 500; margin-left: 4px; }
.hl { font-weight: 800; letter-spacing: -.012em; line-height: 1.12; text-wrap: balance; }
.hl a { text-decoration: none; }
.hl a:hover { text-decoration: underline; text-decoration-thickness: 2px; text-decoration-color: var(--orange); text-underline-offset: .12em; }
.dek { color: var(--ink-2); line-height: 1.5; margin: 10px 0 0; text-wrap: pretty; }
.by { font-size: 13.5px; color: var(--muted); margin: 10px 0 0; }
.by span + span { margin-left: 14px; }
.media { display: block; overflow: hidden; background: #e9eaec; }
.media img { width: 100%; height: 100%; object-fit: cover; }
.r-3x2 { aspect-ratio: 3 / 2; }
.r-16x9 { aspect-ratio: 16 / 9; }
.r-1x1 { aspect-ratio: 1; }
.btn { display: inline-flex; align-items: center; gap: 8px; font: 700 15px/1 var(--grotesk); padding: 12px 18px; border-radius: 999px; border: 0; cursor: pointer; text-decoration: none; background: var(--ink); color: #fff; }
.btn:hover { background: #000; }
.btn--light, .site-header .btn--light { background: #fff; color: var(--ink); }
.btn--light:hover { background: #f0f0f0; }
.input { font: inherit; font-size: 16px; color: var(--ink); background: #fff; border: 1px solid #b8bcc3; border-radius: 4px; padding: 11px 14px; min-width: 0; }
.input:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(255, 95, 0, .35); }
.textlink { font-weight: 700; font-size: 15px; text-decoration: underline; text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 4px; }
.textlink:hover { text-decoration-color: currentColor; }

/* Section label with a lane-paint dash entering from the page edge */
.lane { position: relative; }
.lane::before { content: ""; position: absolute; left: calc(-1 * var(--gutter)); top: .44em; width: calc(var(--gutter) - 12px); height: .2em; background: var(--orange); }

/* ---------- Header ---------- */
.site-header { position: relative; z-index: 10; color: #fff; }
.site-header a { color: #fff; }
.site-header--overlay { position: absolute; top: 0; left: 0; right: 0; background: linear-gradient(rgba(0, 0, 0, .62), rgba(0, 0, 0, .28) 60%, rgba(0, 0, 0, 0)); }
.site-header--solid { background: var(--ink); }
.hdr-top { display: flex; align-items: center; gap: 28px; min-height: 60px; border-bottom: 1px solid rgba(255, 255, 255, .24); }
.hdr-tag { font-weight: 700; font-size: 14px; margin: 0; white-space: nowrap; }
.hdr-nav { flex: 1; }
.hdr-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 22px; }
.hdr-nav a { font-size: 15px; font-weight: 500; text-decoration: none; padding: 4px 0; border-bottom: 2px solid transparent; }
.hdr-nav a:hover { border-bottom-color: rgba(255, 255, 255, .6); }
.hdr-nav a.is-active { border-bottom-color: var(--orange); }
.hdr-actions { display: flex; align-items: center; gap: 14px; }
.icon-link { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; text-decoration: none; }
.icon-link:hover { background: rgba(255, 255, 255, .14); }
.icon-link svg { width: 22px; height: 22px; }
.hdr-actions .btn { padding: 10px 16px; font-size: 14.5px; }
.hdr-logo { padding: 24px 0 0; }
.site-header--solid .hdr-logo { padding-bottom: 26px; }
.brand { display: inline-block; text-decoration: none; color: #fff; }
.brand .logo { display: block; height: 92px; width: auto; }
.menu-toggle { display: none; }
.menu-toggle summary { list-style: none; cursor: pointer; }
.menu-toggle summary::-webkit-details-marker { display: none; }
.drawer { background: var(--ink); color: #fff; padding: 8px var(--gutter) 26px; }
.drawer ul { list-style: none; margin: 0; padding: 0; }
.drawer li a { display: block; padding: 13px 0; border-bottom: 1px solid rgba(255, 255, 255, .16); font-weight: 800; font-size: 22px; letter-spacing: -.01em; text-decoration: none; color: #fff; }
.drawer form { display: flex; gap: 8px; margin: 10px 0 8px; }
.drawer form .input { flex: 1; }
.drawer__minor { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 16px; }
.drawer__minor a { color: #c9ccd2; font-size: 15px; }
@media (max-width: 1099px) {
  .hdr-tag { display: none; }
  .hdr-nav ul { gap: 4px 16px; }
  .hdr-nav a { font-size: 14px; }
}
@media (max-width: 899px) {
  .hdr-top { display: none; }
  .hdr-logo { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
  .site-header--solid .hdr-logo { padding-bottom: 14px; }
  .brand .logo { height: 56px; }
  .menu-toggle { display: block; }
}
@media (min-width: 900px) { .drawer-wrap { display: none; } }

/* ---------- Footer ---------- */
.site-footer { margin-top: 96px; background: var(--ink); color: #c9ccd2; }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; text-decoration-color: var(--orange); }
.ft-top { display: grid; grid-template-columns: var(--rail) repeat(3, 1fr); gap: var(--col-gap); padding: 56px 0 40px; }
.ft-brand .logo { height: 84px; width: auto; color: #fff; }
.ft-brand p { font-size: 14.5px; margin-top: 18px; max-width: 30ch; }
.ft-col h2 { font-size: 15px; font-weight: 800; color: #fff; margin-bottom: 12px; }
.ft-col ul { list-style: none; margin: 0; padding: 0; }
.ft-col li { margin: 0 0 9px; font-size: 15px; }
.ft-base { border-top: 1px solid rgba(255, 255, 255, .14); padding: 18px 0 28px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; font-size: 13.5px; }
.ft-base p { margin: 0; }
@media (max-width: 899px) {
  .ft-top { grid-template-columns: 1fr 1fr; }
  .ft-brand { grid-column: 1 / -1; }
}

/* ---------- Homepage hero ---------- */
.hero { position: relative; display: flex; align-items: flex-end; min-height: max(620px, min(88vh, 860px)); background: #000; color: #fff; }
.hero__img { position: absolute; inset: 0; }
.hero__img img { width: 100%; height: 100%; object-fit: cover; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0, 0, 0, .88) 0%, rgba(0, 0, 0, .55) 34%, rgba(0, 0, 0, .05) 64%); pointer-events: none; }
.hero__body { position: relative; z-index: 2; width: 100%; padding-bottom: 54px; display: grid; grid-template-columns: minmax(0, 860px) 340px; justify-content: space-between; align-items: end; gap: 40px; }
.hero .cat { color: #fff; font-size: 16px; }
.hero__title { font-family: var(--display); font-weight: 500; font-size: clamp(38px, 4.6vw, 66px); line-height: 1.03; letter-spacing: -.012em; text-wrap: balance; }
.hero__title a { text-decoration: none; }
.hero__title a:hover { text-decoration: underline; text-decoration-thickness: 3px; text-decoration-color: var(--orange); text-underline-offset: .1em; }
.hero .dek { color: rgba(255, 255, 255, .9); font-size: 19px; max-width: 620px; margin-top: 16px; }
.hero .by { color: rgba(255, 255, 255, .66); }
.hero-side { border-top: 1px solid rgba(255, 255, 255, .35); }
.hero-side article { padding: 14px 0 16px; border-bottom: 1px solid rgba(255, 255, 255, .2); }
.hero-side .cat { font-size: 14px; margin-bottom: 6px; }
.hero-side .hl { font-size: 19px; line-height: 1.22; }
.hero-credit { position: absolute; right: var(--gutter); top: calc(100% + 8px); font-size: 12px; color: var(--muted); z-index: 2; }

/* ---------- Sections with a label rail ---------- */
.sec { display: grid; grid-template-columns: var(--rail) minmax(0, 1fr); gap: var(--col-gap); padding-top: 80px; }
.sec > * { min-width: 0; }
.sec__label .t { font-weight: 800; font-size: clamp(32px, 3.3vw, 46px); line-height: 1.02; letter-spacing: -.022em; }
.sec__label .t a { text-decoration: none; }
.sec__label p { font-size: 15.5px; color: var(--ink-2); margin: 14px 0 12px; max-width: 30ch; }
.lead-item { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 32px; align-items: start; }
.lead-item .hl { font-size: clamp(26px, 2.5vw, 36px); line-height: 1.08; letter-spacing: -.018em; }
.lead-item .dek { font-size: 18px; max-width: 58ch; }
.row3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; margin-top: 44px; }
.row3 article { border-top: 1px solid var(--rule); padding-top: 18px; }
.row3 .hl { font-size: 19.5px; line-height: 1.22; }
.row3 .cat { font-size: 14px; margin-bottom: 6px; }
.row3 .media { margin-bottom: 14px; }

/* Trucking: the rules in numbers */
.figs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; margin-top: 48px; }
.figs a { display: block; text-decoration: none; border-top: 3px solid var(--ink); padding-top: 14px; }
.figs .n { display: block; font-weight: 800; font-size: clamp(30px, 3vw, 42px); line-height: 1; letter-spacing: -.025em; }
.figs .w { display: block; font-size: 15px; line-height: 1.4; color: var(--ink-2); margin-top: 10px; }
.figs .s { display: block; font-size: 13px; font-weight: 700; margin-top: 8px; }
.figs a:hover .w { text-decoration: underline; text-decoration-color: var(--orange); }
.figs-head { font-weight: 800; font-size: 15px; margin: 56px 0 0; }
.figs-head + .figs { margin-top: 14px; }

/* Federal rules index */
.cfr { margin-top: 56px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 32px; }
.cfr-head { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: baseline; gap: 16px; border-bottom: 3px solid var(--ink); padding-bottom: 10px; margin-bottom: 4px; }
.cfr-head h3 { font-weight: 800; font-size: 21px; letter-spacing: -.01em; }
.cfr-head p { margin: 0; font-size: 14px; color: var(--muted); }
.cfr a { display: grid; grid-template-columns: 88px 1fr; gap: 8px; padding: 13px 0; border-bottom: 1px solid var(--rule); text-decoration: none; font-size: 15px; line-height: 1.35; }
.cfr .p { font-weight: 800; }
.cfr a:hover span:last-child { text-decoration: underline; text-decoration-color: var(--orange); }

/* Road safety: wide feature */
.wide-feature .media { margin-bottom: 20px; aspect-ratio: 2 / 1; }
.wide-feature .hl { font-size: clamp(28px, 2.9vw, 40px); line-height: 1.06; letter-spacing: -.02em; max-width: 24ch; }
.wide-feature .dek { font-size: 18.5px; max-width: 64ch; }

/* Law: text lead and glossary */
.text-lead .hl { font-family: var(--display); font-weight: 500; font-size: clamp(30px, 3.2vw, 46px); line-height: 1.06; letter-spacing: -.01em; max-width: 22ch; }
.text-lead .dek { font-size: 19px; max-width: 60ch; }
.terms { margin-top: 56px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px 32px; border-top: 3px solid var(--ink); padding-top: 18px; }
.terms h3 { grid-column: 1 / -1; font-weight: 800; font-size: 21px; letter-spacing: -.01em; }
.terms dl { display: contents; }
.terms .term dt { font-weight: 800; font-size: 17px; }
.terms .term dt a { text-decoration: none; }
.terms .term dt a:hover { text-decoration: underline; text-decoration-color: var(--orange); }
.terms .term dd { margin: 6px 0 0; font-family: var(--serif); font-size: 16.5px; line-height: 1.5; color: var(--ink-2); }
.terms-note { grid-column: 1 / -1; font-size: 13.5px; color: var(--muted); margin: 0; }

/* Research band */
.band { margin-top: 96px; background: var(--ink); color: #fff; padding: 0 0 80px; }
.band .sec { padding-top: 72px; }
.band .sec__label p { color: #c9ccd2; }
.band a { color: #fff; }
.research-intro { font-family: var(--display); font-weight: 500; font-size: clamp(26px, 2.6vw, 36px); line-height: 1.12; max-width: 26ch; margin: 0 0 30px; }
.research-cols { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 40px; }
.research-list { list-style: none; margin: 0; padding: 0; }
.research-list li { border-top: 1px solid rgba(255, 255, 255, .22); padding: 14px 0; }
.research-list .cat { color: #fff; font-size: 14px; margin-bottom: 4px; }
.research-list .hl { font-size: 19px; line-height: 1.25; }
.ds { width: 100%; border-collapse: collapse; font-size: 15px; }
.ds th, .ds td { text-align: left; vertical-align: top; padding: 12px 14px 12px 0; border-bottom: 1px solid rgba(255, 255, 255, .18); }
.ds thead th { font-size: 13.5px; font-weight: 700; color: #aeb2ba; border-bottom: 2px solid #fff; }
.ds td:first-child { font-weight: 800; white-space: nowrap; }
.ds .yr { white-space: nowrap; color: #c9ccd2; font-variant-numeric: tabular-nums; }
.band-cite { font-size: 14px; color: #c9ccd2; margin-top: 18px; }
.band-cite a { text-decoration: underline; text-decoration-color: var(--orange); }
.scroll-x { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* Briefing */
.briefing { margin-top: 88px; }
.briefing__in { display: grid; grid-template-columns: var(--rail) minmax(0, 1fr); gap: var(--col-gap); align-items: start; }
.briefing__name { font-weight: 800; font-size: clamp(28px, 2.8vw, 38px); line-height: 1.04; letter-spacing: -.02em; }
.briefing__body { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px 40px; align-items: center; border-top: 3px solid var(--ink); padding-top: 20px; }
.briefing__pitch { font-family: var(--serif); font-size: 19px; line-height: 1.5; margin: 0; max-width: 52ch; }
.briefing form { display: flex; gap: 8px; }
.briefing form .input { width: 280px; }
.briefing__alt { margin: 0; font-size: 15px; max-width: 40ch; }
.briefing__alt a { font-weight: 700; text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 3px; }

@media (max-width: 1099px) {
  .hero__body { grid-template-columns: minmax(0, 1fr); }
  .hero-side { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
  .figs, .cfr { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .terms { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .research-cols { grid-template-columns: 1fr; }
}
@media (max-width: 899px) {
  .sec, .briefing__in { grid-template-columns: 1fr; gap: 20px; padding-top: 60px; }
  .briefing__in { padding-top: 0; }
  .lead-item { grid-template-columns: 1fr; gap: 16px; }
  .row3 { grid-template-columns: 1fr; gap: 0; margin-top: 28px; }
  .row3 article { padding: 16px 0 18px; }
  .row3 article.has-img { display: grid; grid-template-columns: 1fr 104px; gap: 14px; }
  .row3 article.has-img .media { order: 2; margin: 0; aspect-ratio: 1; }
  .briefing__body { grid-template-columns: 1fr; }
}
@media (max-width: 699px) {
  .hero { min-height: 0; display: block; background: var(--ink); }
  .hero__img { position: relative; height: 62vh; min-height: 380px; }
  .hero::after { bottom: auto; height: 62vh; min-height: 380px; background: linear-gradient(to top, rgba(0, 0, 0, .78) 0%, rgba(0, 0, 0, .2) 45%, rgba(0, 0, 0, .3) 100%); }
  .hero__body { margin-top: -190px; padding-bottom: 28px; gap: 26px; }
  .hero__title { font-size: 34px; }
  .hero .dek { font-size: 17px; }
  .hero-side { display: block; }
  .figs, .cfr, .terms { grid-template-columns: 1fr; }
  .cfr a { grid-template-columns: 80px 1fr; }
  .figs { gap: 22px; }
  .briefing form { flex-wrap: wrap; }
  .briefing form .input { width: 100%; }
  .band { padding-bottom: 56px; }
}

/* ---------- Breadcrumbs ---------- */
.crumbs { font-size: 13.5px; color: var(--muted); }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 4px; margin: 0; padding: 0; }
.crumbs li + li::before { content: "/"; margin: 0 6px 0 2px; color: #b4b8bf; }
.crumbs a { text-decoration: none; color: var(--ink-2); }
.crumbs a:hover { text-decoration: underline; text-decoration-color: var(--orange); }

/* ---------- Article ---------- */
.art-hero { position: relative; height: clamp(380px, 64vh, 680px); background: #000; }
.art-hero img { width: 100%; height: 100%; object-fit: cover; }
.art-grid { display: grid; grid-template-columns: var(--rail) minmax(0, 700px) minmax(56px, 1fr); gap: 0 var(--col-gap); }
.art-rail { padding-top: 22px; }
.art-caption { font-size: 13px; line-height: 1.5; color: var(--muted); margin: 0; max-width: 34ch; }
.art-caption .credit { display: block; margin-top: 4px; color: #8b9099; }
.art-main { min-width: 0; }
.art-head { padding-top: 34px; }
.art-head .crumbs { margin-bottom: 22px; }
.art-title { font-weight: 800; font-size: clamp(34px, 4vw, 56px); line-height: 1.04; letter-spacing: -.024em; text-wrap: balance; }
.art-dek { font-family: var(--serif); font-size: clamp(19px, 1.8vw, 22px); line-height: 1.45; color: var(--ink-2); margin: 18px 0 0; }
.art-by { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 22px; margin-top: 26px; padding-bottom: 24px; border-bottom: 1px solid var(--rule); font-size: 14px; color: var(--muted); }
.art-by strong { color: var(--ink); font-weight: 700; }
.art-by a { color: var(--ink); text-decoration: none; font-weight: 700; }
.art-by a:hover { text-decoration: underline; text-decoration-color: var(--orange); }
.art-by .upd { color: var(--ink); font-weight: 700; }
.partner-flag { display: inline-block; margin-top: 16px; font-size: 14px; font-weight: 700; border-left: 4px solid var(--orange); padding: 4px 10px; }
.art-share { padding-top: 34px; }
.art-share .stick { position: sticky; top: 28px; display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.share-btn { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--rule); background: #fff; color: var(--ink); text-decoration: none; cursor: pointer; font: 800 14px var(--grotesk); }
.share-btn:hover { border-color: var(--ink); }
.share-btn svg { width: 18px; height: 18px; }
.share-btn[hidden] { display: none; }

.toc { margin-top: 30px; position: sticky; top: 28px; }
.toc h2 { font-size: 14px; font-weight: 800; margin-bottom: 10px; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--rule); }
.toc a { display: block; padding: 5px 0 5px 14px; margin-left: -2px; border-left: 2px solid transparent; font-size: 14px; line-height: 1.35; color: var(--ink-2); text-decoration: none; }
.toc a:hover { color: var(--ink); }
.toc a.is-current { border-left-color: var(--orange); color: var(--ink); font-weight: 700; }
.toc-mobile { display: none; }

.prose { font-family: var(--serif); font-size: 20px; line-height: 1.62; color: var(--ink); padding-top: 30px; }
.prose p { margin: 0 0 1.1em; }
.prose h2 { font-family: var(--grotesk); font-weight: 800; font-size: clamp(25px, 2.3vw, 31px); line-height: 1.14; letter-spacing: -.016em; margin: 1.75em 0 .55em; scroll-margin-top: 24px; }
.prose h3 { font-family: var(--grotesk); font-weight: 700; font-size: 21px; line-height: 1.28; margin: 1.5em 0 .45em; scroll-margin-top: 24px; }
.prose a { text-decoration: underline; text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: var(--ink); }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.2em; }
.prose li { margin: 0 0 .5em; padding-left: .15em; }
.prose ol li::marker { font-family: var(--grotesk); font-weight: 800; }
.prose ul li::marker { color: var(--orange); }
.prose strong { font-weight: 700; }
.prose hr { border: 0; border-top: 1px solid var(--rule); margin: 2em 0; }
.prose code { font-size: .86em; background: #f1f2f3; padding: .1em .35em; border-radius: 3px; }
.prose .ref { font-family: var(--grotesk); font-size: .58em; line-height: 0; font-weight: 800; margin-left: 2px; }
.prose .ref a { text-decoration: none; color: var(--muted); }
.prose .ref a:hover { color: var(--ink); }
.prose .ref--next::before { content: ","; color: var(--muted); }
.prose blockquote { margin: 1.4em 0; padding-left: 20px; border-left: 2px solid var(--rule); color: var(--ink-2); }
.prose blockquote.pullquote { border: 0; padding: 0; margin: 1.8em 0; color: var(--ink); }
.prose blockquote.pullquote p { font-family: var(--display); font-weight: 500; font-size: clamp(26px, 2.6vw, 34px); line-height: 1.16; letter-spacing: -.01em; margin: 0; }
.prose blockquote.pullquote p::before { content: ""; display: block; width: 44px; height: 8px; background: var(--orange); margin-bottom: 16px; }
.prose aside.note { border-left: 4px solid var(--orange); padding: 2px 0 2px 22px; margin: 1.7em 0; font-family: var(--grotesk); font-size: 16.5px; line-height: 1.6; }
.prose aside.note p:last-child { margin-bottom: 0; }
.prose aside.note strong:first-child { display: block; font-weight: 800; font-size: 17px; margin-bottom: 4px; }
.prose .figure { margin: 2em 0; }
.prose .figure .media { aspect-ratio: 3 / 2; }
.figure figcaption { font-family: var(--grotesk); font-size: 13.5px; color: var(--muted); margin-top: 8px; line-height: 1.45; }
.figure .credit { color: #8b9099; }
.table-wrap { overflow-x: auto; margin: 1.6em 0; -webkit-overflow-scrolling: touch; }
.prose table, .page-prose table { width: 100%; border-collapse: collapse; font-family: var(--grotesk); font-size: 15.5px; line-height: 1.45; font-variant-numeric: tabular-nums; }
.prose th, .prose td, .page-prose th, .page-prose td { text-align: left; vertical-align: top; padding: 11px 16px 11px 0; border-bottom: 1px solid var(--rule); }
.prose thead th, .page-prose thead th { font-weight: 800; font-size: 14.5px; border-bottom: 3px solid var(--ink); }
mark.verify { background: #fff1e6; color: #8a3300; font-family: var(--grotesk); font-size: .78em; font-weight: 600; padding: .1em .35em; border: 1px dashed var(--orange); border-radius: 3px; line-height: 1.6; box-decoration-break: clone; -webkit-box-decoration-break: clone; }

.endmatter { margin-top: 48px; }
.sources { border-top: 3px solid var(--ink); padding-top: 16px; }
.sources h2 { font-weight: 800; font-size: 21px; margin-bottom: 12px; }
.sources ol { margin: 0; padding-left: 1.6em; font-size: 15px; line-height: 1.5; color: var(--ink-2); }
.sources li { margin-bottom: 10px; padding-left: .2em; scroll-margin-top: 24px; }
.sources li::marker { font-weight: 800; color: var(--ink); }
.sources li:target { background: #fff1e6; }
.sources .pub { font-weight: 700; color: var(--ink); }
.sources a { word-break: break-word; text-decoration-color: var(--orange); text-underline-offset: 2px; }
.sources .note { color: var(--muted); }
.caution { margin-top: 30px; border-left: 4px solid var(--orange); padding: 2px 0 2px 18px; font-size: 15px; line-height: 1.55; color: var(--ink-2); }
.caution strong { color: var(--ink); }
.author-box { margin-top: 30px; display: grid; grid-template-columns: 52px 1fr; gap: 16px; padding-top: 22px; border-top: 1px solid var(--rule); }
.mark { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: var(--ink); color: #fff; }
.mark .logo-mark { height: 34px; width: auto; }
.mark img { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; }
.author-box h2 { font-weight: 800; font-size: 17px; }
.author-box h2 a { text-decoration: none; }
.author-box h2 a:hover { text-decoration: underline; text-decoration-color: var(--orange); }
.author-box p { font-size: 15px; color: var(--ink-2); margin: 4px 0 0; }
.endmatter__note { margin-top: 20px; font-size: 14.5px; color: var(--muted); }
.endmatter__note a { color: var(--ink); text-decoration-color: var(--orange); }
.topics-line { margin-top: 10px; font-size: 14px; color: var(--muted); }
.topics-line span { color: var(--ink-2); }
.topics-line span + span::before { content: ", "; color: var(--muted); }

.related .row3 { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 0; }
.related .sec { padding-top: 72px; }
.related .row3 article { border-top: 0; padding-top: 0; }
.related .row3 .media { margin-bottom: 14px; }

@media (max-width: 1099px) {
  .art-grid { grid-template-columns: minmax(0, 1fr) 56px; }
  .art-rail { grid-column: 1 / -1; padding-top: 12px; }
  .toc { display: none; }
  .toc-mobile { display: block; margin-top: 28px; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
  .toc-mobile summary { cursor: pointer; padding: 14px 0; font-weight: 800; font-size: 15px; }
  .toc-mobile ol { list-style: none; margin: 0 0 14px; padding: 0; }
  .toc-mobile a { display: block; padding: 6px 0; font-size: 15px; color: var(--ink-2); text-decoration: none; }
  .related .row3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 699px) {
  .art-hero { height: 52vh; min-height: 300px; }
  .art-grid { grid-template-columns: minmax(0, 1fr); }
  .art-share { padding-top: 18px; order: 3; }
  .art-share .stick { position: static; flex-direction: row; }
  .prose { font-size: 18.5px; line-height: 1.6; }
  .related .row3 { grid-template-columns: 1fr; }
}

/* ---------- Hub, author and static pages ---------- */
.page-top { padding-top: 44px; }
.page-top .crumbs { margin-bottom: 26px; }
.page-title { font-weight: 800; font-size: clamp(42px, 6vw, 86px); line-height: .98; letter-spacing: -.03em; }
.page-dek { font-family: var(--serif); font-size: clamp(19px, 2vw, 24px); line-height: 1.4; color: var(--ink-2); margin: 18px 0 0; max-width: 40ch; }
.hub-rail p { font-size: 15.5px; color: var(--ink-2); }
.hub-rail h2 { font-size: 14px; font-weight: 800; margin: 22px 0 8px; }
.hub-rail ul { list-style: none; margin: 0; padding: 0; font-size: 15px; }
.hub-rail li { padding: 6px 0; border-top: 1px solid var(--rule); }
.hub-rail li a { text-decoration: none; }
.hub-rail li a:hover { text-decoration: underline; text-decoration-color: var(--orange); }
.hub-rail .caution { margin: 18px 0 0; }
.list-item { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 32px; padding: 26px 0; border-top: 1px solid var(--rule); }
.list-item--noimg { grid-template-columns: 1fr; }
.list-item .hl { font-size: 24px; }
.list-item .dek { font-size: 16.5px; }
.list-item__media { order: 2; }
.hub-list .lead-item { padding-bottom: 36px; margin-bottom: 4px; }
.pagination { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 20px 0; border-top: 3px solid var(--ink); font-weight: 700; }
.pagination a { text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.pagination .count { color: var(--muted); font-weight: 400; font-size: 14px; }
.hub-section { margin-top: 64px; }
.hub-section h2.t { font-weight: 800; font-size: 26px; letter-spacing: -.015em; margin-bottom: 16px; }
.data-table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 15.5px; }
.data-table th, .data-table td { text-align: left; vertical-align: top; padding: 13px 18px 13px 0; border-bottom: 1px solid var(--rule); }
.data-table thead th { font-weight: 800; font-size: 14.5px; border-bottom: 3px solid var(--ink); }
.data-table td:first-child { font-weight: 800; white-space: nowrap; }
.data-table a { text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.cite-box { border-top: 3px solid var(--ink); padding-top: 16px; font-size: 15.5px; }
.cite-box h2 { font-weight: 800; font-size: 19px; margin-bottom: 8px; }
.cite-box code { display: block; font-family: var(--serif); font-size: 17px; border-left: 4px solid var(--orange); padding: 6px 0 6px 16px; margin: 12px 0; white-space: normal; }

.page-prose { font-family: var(--serif); font-size: 19.5px; line-height: 1.62; max-width: 700px; }
.page-prose h2 { font-family: var(--grotesk); font-weight: 800; font-size: 27px; letter-spacing: -.015em; margin: 1.6em 0 .5em; }
.page-prose h2:first-child { margin-top: 0; }
.page-prose h3 { font-family: var(--grotesk); font-weight: 700; font-size: 20px; margin: 1.3em 0 .4em; }
.page-prose a { text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.page-prose ul, .page-prose ol { padding-left: 1.3em; }
.page-prose li { margin-bottom: .45em; }
.page-prose ul li::marker { color: var(--orange); }
.page-prose .lastmod { font-family: var(--grotesk); font-size: 14px; color: var(--muted); margin-top: 2em; }
.page-nav h2 { font-size: 14px; font-weight: 800; margin-bottom: 8px; }
.page-nav ul { list-style: none; margin: 0; padding: 0; font-size: 15px; }
.page-nav li a { display: block; padding: 7px 0; border-top: 1px solid var(--rule); text-decoration: none; color: var(--ink-2); }
.page-nav li a:hover { color: var(--ink); }
.page-nav li a[aria-current="page"] { color: var(--ink); font-weight: 800; box-shadow: inset 3px 0 0 var(--orange); padding-left: 10px; }
.contact-list { list-style: none; padding: 0 !important; margin: 0 0 1.6em; font-family: var(--grotesk); }
.contact-list li { display: grid; grid-template-columns: 200px 1fr; gap: 6px 24px; padding: 16px 0; border-top: 1px solid var(--rule); margin: 0 !important; }
.contact-list strong { font-weight: 800; font-size: 17px; line-height: 1.3; }
.contact-list span { color: var(--ink-2); font-size: 16px; }
.contact-list a { font-weight: 700; }
.author-head { display: flex; gap: 22px; align-items: center; }
.author-head .mark { width: 88px; height: 88px; }
.author-head .mark .logo-mark { height: 58px; }
.author-role { font-size: 14px; color: var(--muted); margin: 0 0 6px; }
@media (max-width: 899px) {
  .page-nav { order: 2; margin-top: 30px; }
  .contact-list li { grid-template-columns: 1fr; }
}
@media (max-width: 599px) {
  .list-item { grid-template-columns: minmax(0, 1fr) 104px; gap: 14px; padding: 18px 0; }
  .list-item .hl { font-size: 19px; }
  .list-item .dek { display: none; }
  .list-item__media .media { aspect-ratio: 1; }
}

/* ---------- Search, 404 ---------- */
.search-form { display: flex; gap: 8px; max-width: 720px; }
.search-form .input { flex: 1; font-size: 18px; padding: 13px 16px; }
.search-form .btn { border-radius: 4px; }
.search-status { font-size: 15px; color: var(--muted); margin: 14px 0 0; min-height: 1.5em; }
.search-empty { max-width: 720px; margin-top: 30px; }
.search-empty h2 { font-weight: 800; font-size: 24px; margin-bottom: 8px; }
.search-empty ul { padding-left: 1.2em; font-family: var(--serif); font-size: 18px; }
.search-empty a { text-decoration-color: var(--orange); text-decoration-thickness: 2px; text-underline-offset: 3px; }

/* ---------- Print ---------- */
@media print {
  @page { margin: 18mm 16mm; }
  body { font-size: 11pt; }
  .site-header, .site-footer, .art-share, .toc, .toc-mobile, .related, .skip-link, .briefing, .drawer-wrap { display: none !important; }
  .art-hero { height: auto; }
  .art-hero img { max-height: 70mm; }
  .wrap { max-width: none; padding: 0; }
  .art-grid { display: block; }
  .art-title { font-size: 24pt; }
  .prose { font-size: 11pt; line-height: 1.5; }
  .prose a { color: #000; text-decoration: none; }
  .sources a::after { content: " <" attr(href) ">"; font-size: 8.5pt; color: #333; }
  mark.verify { background: none; border: 1px dashed #000; color: #000; }
  .table-wrap { overflow: visible; }
  blockquote, table, figure { break-inside: avoid; }
}