@layer blocks {
/*
 * Update narrative layout
 *
 * The renderer keeps block markup deliberately small. This layer turns that
 * markup into a responsive editorial page and is shared unchanged by the
 * published site and editor iframe.
 */

:root {
  color-scheme: dark;
  --bg: #151412;
  --panel: #1d1c19;
  --soft: #28241f;
  --fg: #f4eee6;
  --muted: #b8aa9c;
  --accent: #ff8662;
  --accent-2: #f4ba72;
  --line: color-mix(in oklab, var(--muted), transparent 78%);
  --line-soft: color-mix(in oklab, var(--muted), transparent 88%);
  --page-gutter: clamp(18px, 4vw, 64px);
  --page: min(1180px, calc(100% - (2 * var(--page-gutter))));
  --measure: min(68ch, 100%);
  --content: min(960px, 100%);
  --wide: min(1180px, 100%);
  --flow-gap: clamp(36px, 6vw, 72px);
  --radius: clamp(10px, 1.5vw, 18px);
  --artifact-caption-inset: clamp(12px, 1.5vw, 18px);
  --font-sans: ui-sans-serif, -apple-system, "Segoe UI", Roboto, Inter, "Helvetica Neue", Arial, system-ui, sans-serif;
  --font-mono: "SFMono-Regular", ui-monospace, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --type-page-title-size: clamp(2.55rem, 1.95rem + 2.6vw, 4.75rem);
  --type-page-title-leading: 1;
  --type-page-summary-size: clamp(1rem, 0.95rem + 0.35vw, 1.22rem);
  --type-section-title-size: clamp(1.65rem, 1.35rem + 1vw, 2.35rem);
  --type-narrative-title-size: clamp(1.55rem, 1.3rem + 0.9vw, 2rem);
  --type-card-title-size: clamp(1.15rem, 1.05rem + 0.35vw, 1.4rem);
  --type-compact-body-size: clamp(1rem, 0.97rem + 0.12vw, 1.0625rem);
  --type-label-size: 11px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  min-height: 100dvh;
  overflow-x: clip;
  background:
    radial-gradient(900px 520px at 88% -8%, color-mix(in oklab, var(--accent), transparent 90%), transparent 70%),
    radial-gradient(720px 440px at -8% 24%, color-mix(in oklab, var(--accent-2), transparent 94%), transparent 70%),
    var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: clamp(16px, 0.97rem + 0.16vw, 17px);
  line-height: 1.6;
}

::selection {
  color: var(--bg);
  background: var(--accent-2);
}

:focus-visible {
  outline: 3px solid var(--accent-2);
  outline-offset: 3px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  width: var(--page);
  min-height: 68px;
  margin: 0 auto;
  padding: 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.breadcrumb a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--fg);
}

.breadcrumb > a:first-child::before {
  content: '←';
  margin-right: 8px;
  color: var(--accent-2);
}

.breadcrumb-separator { color: var(--line); }

#breadcrumb-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.update-masthead {
  width: var(--page);
  margin: 0 auto;
  padding: clamp(52px, 8vw, 112px) 0 clamp(40px, 6vw, 72px);
}

.hero {
  display: flex;
  flex-wrap: wrap;
  column-gap: clamp(28px, 5vw, 72px);
  row-gap: clamp(24px, 4vw, 48px);
  align-items: end;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.hero > .update-kicker {
  flex: 0 0 100%;
  margin: 0;
  color: var(--accent-2);
  font-family: var(--font-mono);
  font-size: var(--type-label-size);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero > .update-kicker #update-date::before {
  content: ' / ';
  color: var(--muted);
}

.hero h1 {
  flex: 1.8 1 36rem;
  min-width: 0;
  margin: 0;
  font-size: var(--type-page-title-size);
  font-weight: 650;
  letter-spacing: -0.055em;
  line-height: var(--type-page-title-leading);
  overflow-wrap: anywhere;
  text-wrap: pretty;
}

.hero > p:last-child {
  flex: 1 1 19rem;
  min-width: min(100%, 19rem);
  max-width: 36ch;
  margin: 0;
  color: var(--muted);
  font-size: var(--type-page-summary-size);
  line-height: 1.65;
  overflow-wrap: anywhere;
}

main {
  container-type: inline-size;
  width: var(--page);
  margin: 0 auto;
  padding: 0 0 clamp(72px, 10vw, 144px);
}

main > .update-overview-region {
  width: 100%;
  padding: 0 0 clamp(54px, 8vw, 96px);
}

.update-overview {
  display: grid;
  gap: 22px;
}

.update-version-notice {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.68fr);
  align-items: center;
  gap: clamp(18px, 4vw, 42px);
  width: min(960px, 100%);
  margin: 0 auto clamp(48px, 7vw, 88px);
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid color-mix(in oklab, var(--accent-2), transparent 56%);
  border-left: 3px solid var(--accent-2);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--accent-2), var(--panel) 92%);
}

.update-version-notice > div {
  display: grid;
  gap: 5px;
}

.update-version-notice > div span {
  color: var(--accent-2);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.update-version-notice > div strong {
  max-width: 42ch;
  font-size: clamp(1rem, 0.94rem + 0.25vw, 1.14rem);
  line-height: 1.4;
}

.update-version-notice .update-relationship-link {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 0.72);
  background: color-mix(in oklab, var(--panel), transparent 8%);
}

.update-relationships,
.update-history {
  width: min(960px, 100%);
  margin: clamp(72px, 10vw, 128px) auto 0;
  padding-top: clamp(28px, 5vw, 48px);
  border-top: 1px solid var(--line);
}

.update-relationships-heading,
.update-history-heading {
  margin-bottom: 24px;
}

.update-relationships-heading h2,
.update-history-heading h2 {
  max-width: 20ch;
  margin: 0;
  font-size: var(--type-section-title-size);
  line-height: 1.08;
}

.update-history + .update-relationships {
  margin-top: clamp(48px, 7vw, 80px);
}

.update-relationship-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.update-relationship-group {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--panel), transparent 10%);
}

.update-relationship-group.is-wide,
.update-relationship-group:only-child {
  grid-column: 1 / -1;
}

.update-relationship-group h3 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 0;
  padding: 13px 18px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.update-relationship-group h3 span {
  display: inline-grid;
  min-width: 24px;
  min-height: 24px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--fg);
}

.update-relationship-links {
  display: grid;
}

.update-relationship-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 14px;
  min-height: 54px;
  padding: 11px 18px;
  border-top: 1px solid var(--line-soft);
  color: var(--fg);
  text-decoration: none;
  transition: background 150ms ease, color 150ms ease;
}

.update-relationship-link:hover {
  background: color-mix(in oklab, var(--soft), transparent 10%);
}

.update-relationship-title {
  min-width: 0;
  font-size: var(--type-compact-body-size);
  font-weight: 650;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.update-relationship-date {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  white-space: nowrap;
}

.update-relationship-arrow {
  color: var(--accent-2);
  font-size: 16px;
}

.update-capabilities {
  width: min(960px, 100%);
  margin: clamp(72px, 10vw, 128px) auto 0;
  padding-top: clamp(28px, 5vw, 48px);
  border-top: 1px solid var(--line);
  background: transparent;
  box-shadow: none;
}

.update-capabilities-heading {
  margin-bottom: 24px;
}

.update-capabilities-heading h2 {
  max-width: 20ch;
  margin: 0;
  font-size: var(--type-section-title-size);
  line-height: 1.08;
}

.update-capabilities-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.update-capability-card {
  display: flex;
  min-width: 0;
  min-height: 220px;
  flex-direction: column;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(
    145deg,
    color-mix(in oklab, var(--panel), transparent 8%),
    color-mix(in oklab, var(--soft), transparent 18%)
  );
  color: var(--fg);
  text-decoration: none;
  transition: border-color 150ms ease, transform 150ms ease;
}

.update-capability-card:hover {
  border-color: color-mix(in oklab, var(--accent-2), transparent 42%);
  transform: translateY(-2px);
}

.update-capability-card h3 {
  margin: 0;
  font-size: var(--type-card-title-size);
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.update-capability-card p {
  margin: 14px 0 24px;
  color: var(--muted);
  line-height: 1.55;
  font-size: var(--type-compact-body-size);
}

.update-capability-count {
  margin-top: auto;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

.update-capability-link {
  margin-top: 10px;
  color: var(--accent-2);
  font-size: 14px;
  font-weight: 650;
}

.update-capabilities-grid > .update-capability-card:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  width: min(720px, 100%);
  max-width: 720px;
  justify-self: center;
}

.update-preview {
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.update-preview figure {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.update-preview .media-trigger {
  width: 100%;
  height: 100%;
}

.update-preview .media-trigger img,
.update-preview figure > img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: none;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  object-fit: cover;
}

.update-preview .media-trigger img { border-radius: 0; }

.update-overview-meta {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.tag-row,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

.button-row { justify-content: flex-end; }

.tag {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  min-height: 32px;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  overflow-wrap: anywhere;
}

.button,
.related-update-mini {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in oklab, var(--panel), transparent 18%);
  color: var(--fg);
  font-size: 14px;
  overflow-wrap: anywhere;
  text-align: center;
  text-decoration: none;
  transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}

.button:hover,
.related-update-mini:hover {
  border-color: color-mix(in oklab, var(--accent-2), transparent 40%);
  background: var(--soft);
  transform: translateY(-1px);
}

/* One flow owner controls spacing and semantic block widths. */
main > [data-block-type] {
  min-width: 0;
  width: var(--measure);
  max-width: 100%;
  margin: 0 auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  scroll-margin-block: 24px;
}

main > [data-block-type] + [data-block-type] {
  margin-top: var(--flow-gap);
}

main > [data-block-type] + .block-related-mini,
main > .block-related-mini:first-child {
  margin-top: clamp(10px, 1.5vw, 16px);
}

main > [data-presentation="content"] { width: var(--content); }
main > [data-presentation="wide"] { width: var(--wide); }

main > .block-image,
main > .block-video,
main > .block-gallery,
main > .block-pdf,
main > .block-code,
main > .block-mermaid,
main > .block-terminal,
main > .block-comparison,
main > .block-graph,
main > .block-group,
main > .update-preview {
  width: var(--content);
}

main > [data-presentation="wide"],
main > .block-group { width: var(--wide); }

main > .block-image[data-presentation="intrinsic"] { width: 100%; }

.block-group {
  container-type: inline-size;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 58px);
  padding-block: clamp(32px, 5vw, 60px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.block-group[data-group-layout="split"] {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.block-group[data-group-layout="grid"] {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}

.block-group > [data-block-type="text"],
.block-group > [data-block-type="markdown-document"] {
  width: var(--measure);
  margin-inline: auto;
}

.block-group > [data-block-type] {
  margin-block: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.markdown-content {
  min-width: 0;
  color: var(--muted);
  font-size: 1em;
  line-height: 1.75;
  overflow-wrap: anywhere;
  word-break: normal;
}

.markdown-content > :first-child { margin-top: 0; }
.markdown-content > :last-child { margin-bottom: 0; }

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
  color: var(--fg);
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.markdown-content h1 {
  margin: 2.2em 0 0.7em;
  padding: 0;
  border: 0;
  font-size: clamp(2rem, 1.5rem + 1.8vw, 3rem);
}

.markdown-content h2 {
  margin: 2.2em 0 0.65em;
  font-size: var(--type-narrative-title-size);
}

.markdown-content h3 {
  margin: 1.8em 0 0.55em;
  font-size: clamp(1.2rem, 1.08rem + 0.5vw, 1.5rem);
}

.markdown-content p,
.markdown-content ul,
.markdown-content ol { margin: 0 0 1.15em; }

.markdown-content a {
  color: var(--accent-2);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.markdown-content blockquote {
  margin: 1.8em 0;
  padding: 8px 0 8px clamp(18px, 3vw, 30px);
  border-left: 2px solid var(--accent);
  border-radius: 0;
  background: transparent;
  color: var(--fg);
  font-size: 1.08em;
}

.markdown-content table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}

.markdown-content th,
.markdown-content td {
  min-width: 130px;
  border-color: var(--line);
}

.markdown-content pre,
.code-block-pre,
.terminal-body {
  max-width: 100%;
  overflow-x: auto;
  overflow-wrap: normal;
  word-break: normal;
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--panel), #000 18%);
}

.markdown-content pre code,
.code-block-pre code,
.terminal-body code {
  overflow-wrap: normal;
  word-break: normal;
}

figure { margin: 0; }

.media-trigger img,
figure > img,
.gallery-grid img,
.comparison-side img {
  display: block;
  width: 100%;
  height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.block-video video {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
  box-shadow: none;
}

.media-gallery { min-width: 0; }

.media-trigger {
  position: relative;
  display: block;
  max-width: 100%;
  overflow: hidden;
  border-radius: var(--radius);
  background: transparent;
  color: inherit;
  text-decoration: none;
}

.block-image[data-presentation="intrinsic"] figure {
  width: min(100%, max(var(--media-intrinsic-width, 100%), 42ch));
  margin-inline: auto;
}

.block-image[data-presentation="intrinsic"] .media-trigger {
  width: min(100%, var(--media-intrinsic-width, 100%));
  max-width: 100%;
  margin-inline: auto;
}

.block-image[data-presentation="intrinsic"] img {
  width: 100%;
  max-width: 100%;
}

figcaption,
.block-image figcaption,
.block-video figcaption,
.block-gallery figcaption,
.block-code figcaption,
.block-mermaid figcaption,
.block-terminal figcaption,
.block-comparison figcaption,
.block-graph figcaption {
  width: 100%;
  margin: 12px 0 0;
  padding-inline: var(--artifact-caption-inset);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  overflow-wrap: anywhere;
  text-align: left;
}

.gallery-grid {
  display: grid;
  gap: clamp(10px, 2vw, 20px);
}

.gallery-item {
  display: block;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: transparent;
}

.gallery-cols-1 { grid-template-columns: 1fr; }
.gallery-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gallery-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.gallery-grid img {
  height: 100%;
  min-height: 0;
  aspect-ratio: 4 / 3;
  object-fit: contain;
}

.gallery-figure[data-gallery-fit="cover"] .gallery-grid img { object-fit: cover; }

.gallery-cols-1 img {
  height: auto;
  max-height: 75svh;
  aspect-ratio: auto;
  object-fit: contain;
}

.video-embed-wrapper,
.pdf-embed,
.terminal-window {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: none;
}

.pdf-embed {
  width: 100%;
  height: min(78svh, 860px);
  min-height: 420px;
}

.pdf-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.pdf-actions > span,
.source-actions,
.diagram-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.pdf-embed-message { padding: 24px; }

.code-block-header,
.terminal-titlebar {
  border-color: var(--line);
  background: color-mix(in oklab, var(--panel), #000 16%);
}

.code-block-header {
  flex-wrap: wrap;
}

.code-block-title {
  flex: 1 1 14rem;
  min-width: 0;
  overflow-wrap: anywhere;
}

.code-block-lang,
.code-copy-btn {
  flex: 0 0 auto;
}

.code-copy-btn {
  min-width: 44px;
  min-height: 32px;
}

.source-wrap-btn,
.terminal-copy-btn {
  min-height: 32px;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--soft);
  color: var(--fg);
  cursor: pointer;
}

.source-wrap-btn[aria-pressed="true"] { border-color: var(--accent-2); }

.code-block-pre.is-wrapped,
.terminal-body.is-wrapped {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.comparison-container {
  gap: clamp(12px, 2vw, 24px);
}

.comparison-side {
  min-width: 0;
}

.comparison-label {
  overflow-wrap: anywhere;
}

.graph-container {
  padding: clamp(12px, 2vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.graph-data {
  max-width: 100%;
  margin-top: 16px;
  overflow-x: auto;
}

.graph-data table {
  width: 100%;
  border-collapse: collapse;
}

.graph-data caption {
  margin-bottom: 8px;
  color: var(--muted);
  text-align: left;
}

.graph-data th,
.graph-data td {
  padding: 8px 10px;
  border: 1px solid var(--line);
  text-align: left;
}

.diagram-toolbar {
  width: max-content;
  max-width: 100%;
  justify-content: flex-end;
  flex-wrap: nowrap;
  gap: 0;
  margin-bottom: 8px;
  margin-left: auto;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--soft);
}

.diagram-toolbar button {
  display: grid;
  min-width: 36px;
  min-height: 36px;
  padding: 0 10px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--fg);
  font: 600 12px/1 var(--font-mono);
  place-items: center;
  cursor: pointer;
}

.diagram-toolbar .diagram-zoom-reset { min-width: 64px; }

.diagram-toolbar button:hover,
.diagram-toolbar button:focus-visible {
  background: var(--panel);
}

.diagram-toolbar button:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 1px;
}

.diagram-toolbar button[aria-disabled="true"] {
  opacity: 0.38;
  cursor: default;
}

.mermaid-frame {
  --diagram-frame-inset: 6px;
  overflow: clip;
  padding: var(--diagram-frame-inset);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.mermaid-viewport {
  width: 100%;
  min-height: min(180px, 50svh);
  max-height: 80svh;
  aspect-ratio: var(--diagram-viewport-ratio, auto);
  overflow: auto;
  overscroll-behavior: contain;
  padding: clamp(16px, 2.5vw, 24px) clamp(28px, 3vw, 36px) clamp(28px, 3vw, 36px) clamp(16px, 2.5vw, 24px);
  border: 0;
  border-radius: calc(var(--radius) - var(--diagram-frame-inset));
  background: transparent;
  scrollbar-color: color-mix(in oklab, var(--muted), transparent 38%) transparent;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
}

.mermaid-viewport:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: -2px;
}

.mermaid-viewport::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

.mermaid-viewport::-webkit-scrollbar-track,
.mermaid-viewport::-webkit-scrollbar-corner {
  background: transparent;
}

.mermaid-viewport::-webkit-scrollbar-thumb {
  min-width: 36px;
  min-height: 36px;
  border: 3px solid transparent;
  border-radius: 999px;
  background: color-mix(in oklab, var(--muted), transparent 38%);
  background-clip: padding-box;
}

.block-mermaid .mermaid-diagram {
  width: calc(100% * var(--diagram-scale, 1));
  margin-inline: auto;
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  transform: none;
}

.block-mermaid .mermaid-diagram svg {
  display: block;
  width: 100%;
  max-width: none !important;
  height: auto;
  flex: none;
}

.media-viewer-caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px max(18px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.82));
  color: white;
  pointer-events: none;
}

.media-viewer-description { color: #fff; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.reference-update-card {
  display: block;
  max-width: 100%;
  min-height: 150px;
  padding: clamp(22px, 4vw, 38px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--panel), transparent 12%);
  box-shadow: none;
  overflow-wrap: anywhere;
}

.related-update-mini {
  justify-content: space-between;
  width: 100%;
  max-width: min(480px, 100%);
}

.reference-update-eyebrow,
.reference-update-link {
  color: var(--accent-2);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.reference-update-card:hover {
  border-color: color-mix(in oklab, var(--accent-2), transparent 42%);
  transform: translateY(-2px);
}

.block-empty-placeholder {
  border-color: var(--line);
  background: color-mix(in oklab, var(--panel), transparent 18%);
}

[data-section="footer"] {
  width: var(--page);
  margin: 0 auto;
  padding: clamp(48px, 8vw, 96px) 0;
  border-top: 1px solid var(--line-soft);
}

[data-section="footer"] .wrap { width: 100%; }
[data-section="footer"] .back-to-top { min-height: 44px; }

@container (max-width: 680px) {
  .gallery-cols-2,
  .gallery-cols-3,
  .comparison-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .update-masthead { padding-top: 56px; }

  .update-overview-meta {
    align-items: stretch;
    flex-direction: column;
  }

  .button-row { justify-content: flex-start; }

  .update-version-notice {
    grid-template-columns: 1fr;
  }

  .block-group[data-group-layout="split"] { grid-template-columns: 1fr; }

  .pdf-actions { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 480px) {
  .breadcrumb { min-height: 60px; }
  .breadcrumb-separator,
  #breadcrumb-title { display: none; }

  .update-masthead {
    padding-top: 48px;
    padding-bottom: 40px;
  }

  .button-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .update-capabilities-grid {
    grid-template-columns: 1fr;
  }

  .update-relationship-groups {
    grid-template-columns: 1fr;
  }

  .update-relationship-group.is-wide {
    grid-column: auto;
  }

  .update-relationship-link {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .update-relationship-date {
    grid-column: 1;
    grid-row: 2;
  }

  .update-relationship-arrow {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .breadcrumb-context { margin-left: auto; }

  .update-capability-card {
    width: 100%;
    min-height: 0;
  }

  .pdf-embed {
    height: 70svh;
    min-height: 360px;
  }

  .code-block-header { padding-inline: 12px; }
  .code-block-pre,
  .terminal-body { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
}