/* V72 article edition. Stable route filename; one document scroll and
   open editorial navigation, without a framed or scrolling sidebar widget. */
body[data-page="article"] .article-main { padding-block-start: 32px; }
body[data-page="article"] .article-reading-layout { display: grid; grid-template-columns: minmax(0, 720px) minmax(260px, 300px); gap: clamp(40px, 5vw, 72px); width: 100%; max-width: 1110px; margin-inline: auto; align-items: start; }
body[data-page="article"] .article-main > .breadcrumbs { max-width: 1110px; margin-block-end: 30px; }
body[data-page="article"] .article-preamble > .eyebrow { margin: 0 0 16px; color: var(--muted); font-family: var(--font-ui); font-size: 12px; font-weight: 600; line-height: 1.6; letter-spacing: .04em; }
body[data-page="article"] .article-reading-head h1 { max-width: 24ch; margin: 0 0 22px; color: var(--text); font-family: var(--font-ui); font-size: clamp(34px, 3.7vw, 46px); font-weight: 700; line-height: 1.14; letter-spacing: -.035em; text-wrap: balance; }
body[data-page="article"] .article-standfirst { max-width: 62ch; margin: 0 0 26px; color: var(--text-soft); font-family: var(--font-ui); font-size: 19px; line-height: 1.65; font-weight: 400; letter-spacing: -.01em; }
body[data-page="article"] .article-byline { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 18px; margin: 0; padding: 0; border: 0; color: var(--muted); font-family: var(--font-ui); font-size: 12px; line-height: 1.6; }
body[data-page="article"] .article-byline > :first-child { color: var(--text); font-weight: 600; }
body[data-page="article"] .article-hero-figure { margin: 28px 0 0; border: 0; border-radius: 4px; background: transparent; box-shadow: none; }
body[data-page="article"] .article-body { max-width: 69ch; color: var(--text-soft); font-family: var(--font-ui); font-size: 18px; font-weight: 400; line-height: 1.85; letter-spacing: -.006em; overflow-wrap: break-word; }
body[data-page="article"] .article-body p { margin-block: 0 1.35em; }
body[data-page="article"] .article-body :is(h2, h3, h4) { color: var(--text); font-family: var(--font-ui); font-weight: 650; line-height: 1.3; letter-spacing: -.025em; text-wrap: pretty; }
body[data-page="article"] .article-body h2 { margin-block: 2em .75em; font-size: 29px; }
body[data-page="article"] .article-body h3 { margin-block: 1.9em .65em; font-size: 23px; }
body[data-page="article"] .article-body h4 { margin-block: 1.7em .65em; font-size: 19px; }
body[data-page="article"] .article-body :is(ul, ol) { margin-block: 0 1.4em; padding-inline-start: 1.4em; }
body[data-page="article"] .article-body li { margin-block-end: .45em; }
body[data-page="article"] .article-body a { text-decoration-thickness: 1px; text-underline-offset: .18em; overflow-wrap: anywhere; }
body[data-page="article"] .article-body blockquote { margin: 32px 0; padding: 0; padding-inline-start: 22px; border-inline-start: 2px solid var(--line); color: var(--text); font-size: 20px; line-height: 1.65; font-style: normal; }
body[data-page="article"] .article-body :is(figcaption, .article-editorial-note) { font-family: var(--font-ui); font-size: 13px; line-height: 1.7; }
body[data-page="article"] .article-body .article-editorial-note { margin-block-end: 28px; padding: 0; padding-inline-start: 16px; border: 0; border-inline-start: 2px solid var(--line); border-radius: 0; background: transparent; }
body[data-page="article"] .article-related-video-frame { margin-block: 24px; padding: 20px 0 0; border: 0; border-block-start: 1px solid var(--line); border-radius: 0; background: transparent; box-shadow: none; }
body[data-page="article"] .article-related-video-head { gap: 5px 14px; margin-block-end: 14px; }
body[data-page="article"] .article-related-video-head > span { color: var(--text); font-family: var(--font-ui); font-size: 13px; font-weight: 600; letter-spacing: 0; text-transform: none; }
body[data-page="article"] .article-related-video-head h2 { color: var(--muted); font-size: 12px; font-weight: 400; }
body[data-page="article"] .article-related-link-v72 { display: grid; grid-template-columns: 104px minmax(0, 1fr); align-items: start; gap: 16px; padding: 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; transform: none; }
body[data-page="article"] .article-related-link-v72:is(:hover, :focus-visible) { background: transparent; transform: none; }
body[data-page="article"] .article-related-link-v72 .article-video-thumb { position: relative; display: grid; place-items: center; width: 104px; height: auto; min-height: 0; aspect-ratio: 16 / 10; overflow: hidden; border-radius: 4px; color: #fff; background: var(--surface-2); }
body[data-page="article"] .article-related-link-v72 .article-video-thumb > img { width: 100%; height: 100%; object-fit: cover; }
body[data-page="article"] .article-related-play-v72 { position: absolute; width: 28px; height: 28px; padding: 5px; border-radius: 50%; background: rgb(0 0 0 / 70%); }
body[data-page="article"] .article-related-link-v72 .article-video-copy { display: grid; min-width: 0; gap: 6px; padding: 0; }
body[data-page="article"] .article-related-link-v72 .article-video-copy strong { font-family: var(--font-ui); font-size: 15px; font-weight: 600; line-height: 1.5; }
body[data-page="article"] .article-related-link-v72 .article-video-copy small { color: var(--muted); font-family: var(--font-ui); font-size: 11px; line-height: 1.5; letter-spacing: 0; text-transform: none; }
body[data-page="article"] .article-related-link-v72 .article-video-copy em { display: flex; align-items: center; gap: 8px; color: var(--muted); font-family: var(--font-ui); font-size: 12px; font-style: normal; }
body[data-page="article"] .article-related-link-v72:hover strong { text-decoration: underline; text-underline-offset: 3px; }

/* New presentation classes avoid the older two-column mobile toolbar and
   viewport-positioned citation sheet. Existing action hooks remain intact. */
body[data-page="article"] .article-actions-v72 { display: flex; position: relative; width: 100%; flex-wrap: wrap; align-items: center; gap: 8px 18px; margin: 22px 0 32px; padding: 0 0 20px; border: 0; border-block-end: 1px solid var(--line); border-radius: 0; background: transparent; box-shadow: none; font-family: var(--font-ui); }
body[data-page="article"] :is(.article-actions-primary, .article-actions-secondary) { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; min-width: 0; }
body[data-page="article"] .article-actions-secondary { margin-inline-start: auto; }
body[data-page="article"] .article-actions-v72 :is(.button, .library-save-button) { width: auto; min-height: 42px; border-color: transparent; background: transparent; color: var(--text); font-size: 13px; font-weight: 500; }
body[data-page="article"] .article-actions-v72 :is(.button, .library-save-button):is(:hover, :focus-visible) { background: var(--surface-2); }
body[data-page="article"] .article-more-tools-v72 { position: relative; min-width: 0; }
body[data-page="article"] .article-more-tools-v72 > summary { display: inline-flex; align-items: center; gap: 8px; min-height: 42px; padding: 9px 12px; border: 0; border-radius: 6px; color: var(--muted); background: transparent; font-family: var(--font-ui); font-size: 13px; font-weight: 500; line-height: 1.5; list-style: none; cursor: pointer; }
body[data-page="article"] .article-more-tools-v72 > summary::-webkit-details-marker { display: none; }
body[data-page="article"] .article-more-tools-v72 > summary svg { width: 18px; height: 18px; flex: 0 0 18px; }
body[data-page="article"] .article-more-tools-v72 > summary:is(:hover, :focus-visible) { color: var(--text); background: var(--surface-2); }
body[data-page="article"] .article-action-menu-panel { position: absolute; inset-block-start: calc(100% + 8px); inset-inline-end: 0; z-index: 40; display: grid; width: 288px; max-width: calc(100vw - 48px); padding: 8px; gap: 2px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); box-shadow: 0 12px 28px rgb(0 0 0 / 14%); }
body[data-page="article"] .article-action-menu-panel .button { width: 100%; min-height: 44px; justify-content: flex-start; text-align: start; white-space: normal; }
body[data-page="article"] .article-tools-group-label { margin: 0; padding: 8px 12px; color: var(--muted); font-size: 11px; line-height: 1.5; }
body[data-page="article"] .article-action-menu-panel .article-print-action { margin-block-start: 6px; border-block-start: 1px solid var(--line); border-radius: 0; }
body[data-page="article"] .article-reader-feedback { flex: 1 0 100%; width: 100%; }
body[data-page="article"] .article-reader-feedback:not(:has(:not([hidden]):not(:empty))) { display: none; }
body[data-page="article"] .article-reader-feedback :is(.article-tools-status, .article-translate-status, .article-translation-attribution) { min-height: 0; font-size: 12px; line-height: 1.6; }

/* Every navigation and recommendation remains in the document flow. */
body[data-page="article"] .article-sidebar-v72 { position: static; display: grid; grid-template-columns: minmax(0, 1fr); align-content: start; gap: 38px; min-width: 0; width: 100%; max-height: none; margin: 4px 0 0; padding: 0; border: 0; border-radius: 0; overflow: visible; background: transparent; box-shadow: none; font-family: var(--font-ui); }
body[data-page="article"] .article-sidebar-v72 > :is(nav, section) { position: static; min-width: 0; max-height: none; margin: 0; padding: 0; border: 0; border-radius: 0; overflow: visible; background: transparent; box-shadow: none; }
body[data-page="article"] .article-sidebar-v72 h2 { margin: 0 0 17px; color: var(--text); font-family: var(--font-ui); font-size: 14px; font-weight: 650; line-height: 1.5; letter-spacing: 0; text-transform: none; }
body[data-page="article"] .article-sidebar-v72 .article-toc { padding-block-end: 28px; border-block-end: 1px solid var(--line); }
body[data-page="article"] :is(.article-toc, .article-mobile-toc) ol { display: grid; gap: 2px; max-height: none; margin: 0; padding: 0; list-style: none; overflow: visible; }
body[data-page="article"] :is(.article-toc, .article-mobile-toc) a { display: block; min-height: 36px; padding: 7px 0; border: 0; border-radius: 0; color: var(--muted); background: transparent; font-family: var(--font-ui); font-size: 13px; font-weight: 400; line-height: 1.6; text-decoration: none; overflow-wrap: anywhere; }
body[data-page="article"] :is(.article-toc, .article-mobile-toc) a::before { display: none; content: none; }
body[data-page="article"] :is(.article-toc, .article-mobile-toc) a:is(:hover, :focus-visible), body[data-page="article"] :is(.article-toc, .article-mobile-toc) a[aria-current="location"] { color: var(--text); background: transparent; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }
body[data-page="article"] :is(.article-toc, .article-mobile-toc) .toc-depth-3 { padding-inline-start: 14px; }
body[data-page="article"] .article-rail-list { display: grid; gap: 22px; max-height: none; overflow: visible; }
body[data-page="article"] .article-rail-link { display: grid; grid-template-columns: 104px minmax(0, 1fr); gap: 14px; min-width: 0; margin: 0; padding: 0; border: 0; border-radius: 0; color: var(--text); background: transparent; box-shadow: none; text-decoration: none; }
body[data-page="article"] .article-rail-thumbnail { position: relative; display: block; align-self: start; width: 104px; aspect-ratio: 3 / 2; border: 0; border-radius: 4px; overflow: hidden; background: var(--surface-2); }
body[data-page="article"] .article-rail-thumbnail img { display: block; width: 100%; height: 100%; object-fit: cover; }
body[data-page="article"] .article-rail-play { position: absolute; inset-inline-start: 6px; inset-block-end: 6px; width: 22px; height: 22px; padding: 4px; border-radius: 50%; color: #fff; background: rgb(0 0 0 / 70%); }
body[data-page="article"] .article-rail-copy { display: grid; min-width: 0; gap: 7px; align-content: start; }
body[data-page="article"] .article-rail-copy strong { display: block; font-family: var(--font-ui); font-size: 14px; font-weight: 600; line-height: 1.5; letter-spacing: -.015em; overflow-wrap: anywhere; }
body[data-page="article"] .article-rail-copy small { color: var(--muted); font-family: var(--font-ui); font-size: 11px; line-height: 1.5; }
body[data-page="article"] .article-rail-link:hover strong { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
body[data-page="article"] :is(.article-rail-link, .article-toc a, .article-mobile-toc a, .article-more-tools-v72 > summary):focus-visible { outline: 2px solid var(--brand); outline-offset: 4px; }
body[data-page="article"] .article-post-body-flow { margin-block-start: 42px; }
body[data-page="article"] :is(.article-sources, .article-tags, .article-attachments) { margin-block: 26px; padding-block: 24px 0; border: 0; border-block-start: 1px solid var(--line); }
body[data-page="article"] .article-attachments h2 { font-family: var(--font-ui); font-size: 18px; font-weight: 600; line-height: 1.5; }
body[data-page="article"] .article-attachment-list { font-family: var(--font-ui); font-size: 14px; line-height: 1.75; overflow-wrap: anywhere; }
body[data-page="article"] .article-attachment-list li { margin-block-end: 10px; }

@media (max-width: 1050px) {
  body[data-page="article"] .article-reading-layout { grid-template-columns: minmax(0, 1fr); max-width: 720px; gap: 48px; }
  body[data-page="article"] .article-main > .breadcrumbs { max-width: 720px; }
  body[data-page="article"] .article-sidebar-v72 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px; padding-block-start: 30px; border-block-start: 1px solid var(--line); }
  body[data-page="article"] .article-sidebar-v72 .article-toc { display: none; }
  body[data-page="article"] .article-mobile-toc { display: block; margin: 24px 0; padding: 0; border: 0; border-block: 1px solid var(--line); border-radius: 0; background: transparent; }
  body[data-page="article"] .article-mobile-toc summary { position: relative; display: flex; align-items: center; gap: 12px; min-height: 50px; padding: 12px 0; padding-inline-end: 26px; color: var(--text); font-family: var(--font-ui); font-size: 13px; font-weight: 600; line-height: 1.5; letter-spacing: 0; text-transform: none; list-style: none; cursor: pointer; }
  body[data-page="article"] .article-mobile-toc summary::-webkit-details-marker { display: none; }
  body[data-page="article"] .article-mobile-toc summary::after { position: absolute; inset-block-start: 50%; inset-inline-end: 5px; width: 7px; height: 7px; content: ""; border-inline-end: 1.5px solid currentColor; border-block-end: 1.5px solid currentColor; transform: translateY(-70%) rotate(45deg); }
  body[data-page="article"] .article-mobile-toc[open] summary::after { transform: translateY(-30%) rotate(225deg); }
  body[data-page="article"] .article-mobile-toc ol { padding-block: 0 12px; }
  body[data-page="article"] .article-mobile-toc a { min-height: 44px; padding-block: 10px; }
  body[data-page="article"] .article-toc-count { margin-inline-start: auto; color: var(--muted); font-size: 11px; font-weight: 400; }
}
@media (max-width: 600px) {
  body[data-page="article"] .article-main { padding-block-start: 22px; }
  body[data-page="article"] .article-main > .breadcrumbs { margin-block-end: 24px; }
  body[data-page="article"] .article-reading-head h1 { font-size: clamp(29px, 7.8vw, 36px); line-height: 1.17; margin-block-end: 20px; }
  body[data-page="article"] .article-standfirst { font-size: 17px; line-height: 1.7; margin-block-end: 22px; }
  body[data-page="article"] .article-byline { font-size: 11px; gap: 5px 12px; }
  body[data-page="article"] .article-hero-figure { margin-block-start: 24px; }
  body[data-page="article"] .article-body { font-size: 17px; line-height: 1.82; }
  body[data-page="article"] .article-body h2 { font-size: 25px; }
  body[data-page="article"] .article-body h3 { font-size: 21px; }
  body[data-page="article"] .article-body blockquote { font-size: 19px; }
  body[data-page="article"] .article-actions-v72 { gap: 8px; margin-block: 18px 26px; padding-block-end: 16px; }
  body[data-page="article"] .article-actions-secondary { margin: 0; }
  body[data-page="article"] .article-actions-v72 :is(.button, .library-save-button, .article-more-tools-v72 > summary) { min-height: 44px; }
  body[data-page="article"] .article-actions-secondary:has(.article-more-tools-v72[open]) { width: 100%; flex-basis: 100%; }
  body[data-page="article"] .article-more-tools-v72[open] { width: 100%; }
  body[data-page="article"] .article-action-menu-panel { position: static; width: 100%; max-width: none; margin-block-start: 6px; padding: 6px 0 0; border: 0; border-block-start: 1px solid var(--line); border-radius: 0; box-shadow: none; background: transparent; }
  body[data-page="article"] .article-sidebar-v72 { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  body[data-page="article"] .article-sidebar-v72 h2 { margin-block-end: 20px; font-size: 15px; }
  body[data-page="article"] .article-rail-list { gap: 24px; }
  body[data-page="article"] .article-rail-link { grid-template-columns: 112px minmax(0, 1fr); gap: 16px; }
  body[data-page="article"] .article-rail-thumbnail { width: 112px; }
  body[data-page="article"] .article-rail-copy strong { font-size: 15px; }
  body[data-page="article"] .article-rail-copy small { font-size: 12px; }
}
@media print {
  body[data-page="article"] :is(.article-sidebar-v72, .article-mobile-toc, .article-actions-v72) { display: none; }
  body[data-page="article"] .article-reading-layout { display: block; max-width: none; }
  body[data-page="article"] .article-body { max-width: none; color: #111; font-size: 11pt; line-height: 1.6; }
}