:root {
  --blog-reading: 56rem;
  --blog-index-width: 70rem;
  --blog-gutter: max(1.5rem, var(--gutter, 1.5rem));
  --blog-body-size: 1rem;
  --blog-body-leading: 1.9;
  --blog-article-title: clamp(1.8rem, 4vw, 2.6rem);
  --blog-list-title: clamp(2rem, 5vw, 3rem);
  --blog-section-title: clamp(1.3rem, 3vw, 1.6rem);
  --blog-subtitle: clamp(1.1rem, 2.4vw, 1.3rem);
  --blog-meta-size: 0.78rem;
  --blog-small-size: 0.875rem;
  --blog-card-title: 1.2rem;
  --blog-card-gap: 1.25rem;
  --blog-rule-width: 0.25rem;
  --blog-card-padding: 1.5rem;
  --blog-focus-width: 0.18rem;
  --blog-focus-offset: 0.25rem;
  --blog-border-width: 1px;
  --blog-weight-normal: 400;
  --blog-weight-medium: 500;
  --blog-weight-strong: 600;
  --blog-title-tracking: -0.015em;
  --blog-mono-tracking: 0.025em;
  --blog-card-lift: -0.15rem;
  --blog-hero-tint: color-mix(in srgb, var(--bg-panel) 80%, var(--apricot));
  --blog-blue-tint: color-mix(in srgb, var(--bg-panel) 90%, var(--accent));
  --blog-warning-tint: color-mix(in srgb, var(--bg-panel) 92%, var(--warn));
  --blog-success-tint: color-mix(in srgb, var(--bg-panel) 92%, var(--success));
  --blog-zebra-tint: color-mix(in srgb, var(--bg-panel) 65%, var(--bg-panel-2));
  --blog-hover-tint: color-mix(in srgb, var(--bg-panel) 88%, var(--accent));
  --blog-promo-tint: color-mix(in srgb, var(--bg-panel) 72%, var(--cobalt-mist));
  --blog-soft-shadow: 0 1rem 3rem var(--shadow-cobalt);
  --blog-inset-highlight: inset 0 0 0 var(--blog-border-width) var(--highlight-soft);
  --blog-terminal-shadow: 0 0.7rem 2rem var(--shadow-ink);
  --blog-float-clearance: 6rem;
  --blog-float-layer: 40;
}

.blog-index-column,
.reading-wrap,
.article-hero,
.blog-breadcrumbs,
.breadcrumbs,
.breadcrumb,
.promo-block,
#related-posts,
#post-nav {
  box-sizing: border-box;
}

.blog-index-column {
  width: 100%;
  max-width: calc(var(--blog-index-width) + var(--blog-gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
}

.reading-wrap,
.article-hero,
.blog-breadcrumbs,
.breadcrumbs,
.breadcrumb,
.promo-block,
#related-posts,
#post-nav {
  width: 100%;
  max-width: calc(var(--blog-reading) + var(--blog-gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
  min-width: 0;
}

.reading-wrap {
  padding-block: 1.5rem;
}

.blog-index-column > .blog-breadcrumbs {
  max-width: none;
  padding-inline: 0;
}

.reading-wrap > .article-hero,
.reading-wrap > .promo-block,
.reading-wrap > #related-posts,
.reading-wrap > #post-nav,
.reading-wrap > .blog-breadcrumbs {
  width: 100%;
  max-width: none;
}

.blog-breadcrumbs,
.breadcrumbs,
.breadcrumb {
  margin-top: 1.5rem;
  margin-bottom: 1.25rem;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.blog-breadcrumbs ol,
.breadcrumbs ol,
.breadcrumb ol {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.35rem 0.65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-breadcrumbs li,
.breadcrumbs li,
.breadcrumb li {
  min-width: 0;
}

.blog-breadcrumbs li + li::before,
.breadcrumbs li + li::before,
.breadcrumb li + li::before {
  content: "›";
  margin-right: 0.65rem;
  color: var(--text-muted);
}

.blog-breadcrumbs a,
.breadcrumbs a,
.breadcrumb a {
  color: var(--text-muted);
  text-underline-offset: 0.2em;
  text-decoration-color: var(--border-strong);
}

.blog-breadcrumbs a:hover,
.breadcrumbs a:hover,
.breadcrumb a:hover {
  color: var(--accent-dark);
}

.blog-skip {
  position: fixed;
  z-index: var(--blog-float-layer);
  top: 1rem;
  left: var(--blog-gutter);
  transform: translateY(-180%);
  padding: 0.75rem 1.2rem;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--on-ink);
  font-family: var(--font-body);
  text-decoration: none;
}

.blog-skip:focus {
  transform: none;
}

.jf-blog-index h1,
.jf-blog-index h2,
.jf-blog-index h3,
.article-hero h1,
.jf-blog-hero h1,
.prose h1,
.prose h2,
.prose h3,
[data-article-body] h1,
[data-article-body] h2,
[data-article-body] h3,
#related-posts h2,
#related-posts h3,
.promo-block h2 {
  display: block;
  text-wrap: pretty;
  letter-spacing: var(--blog-title-tracking);
  overflow-wrap: anywhere;
  word-break: normal;
}

.blog-list-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-block: 1.5rem 3rem;
  padding-block: 3rem;
  padding-inline: var(--blog-gutter);
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-xl);
  background: var(--blog-hero-tint);
  box-shadow: var(--blog-inset-highlight), var(--blog-soft-shadow);
  text-align: center;
}

.blog-list-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(155deg, var(--apricot-veil), var(--bg-panel) 70%);
  pointer-events: none;
}

.blog-kicker {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-pill);
  background: var(--paper-glass);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  letter-spacing: var(--blog-mono-tracking);
  overflow-wrap: anywhere;
}

.blog-list-hero h1 {
  margin-block: 1.1rem;
  color: var(--text);
  font-family: var(--font-display);
  font-size: var(--blog-list-title);
  font-weight: var(--blog-weight-normal);
  line-height: 1.25;
}

.blog-list-hero h1 em,
.article-hero h1 em {
  color: var(--accent);
}

.blog-list-hero > p {
  max-width: 38rem;
  margin: 0 auto;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
}

.blog-list-hero__note {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.6rem 1.1rem;
  margin-top: 1.5rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
}

.blog-library {
  margin-bottom: 3rem;
}

.blog-library__heading {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
}

.blog-library__heading h2,
.blog-section-title {
  margin: 0;
  color: var(--text);
  font-family: var(--font-display);
  font-size: var(--blog-section-title);
  font-weight: var(--blog-weight-normal);
  line-height: 1.5;
}

.blog-result-note {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  line-height: 1.8;
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.blog-filters button {
  min-height: 2.75rem;
  max-width: 100%;
  padding: 0.6rem 1rem;
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-pill);
  background: var(--bg-panel);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  line-height: 1.5;
  cursor: pointer;
  overflow-wrap: anywhere;
  transition: background var(--ease-time), border-color var(--ease-time), color var(--ease-time);
}

.blog-filters button:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.blog-filters button[aria-pressed="true"] {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--on-ink);
}

.blog-post-grid,
.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--blog-card-gap);
}

.blog-post-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin: 0;
  padding: var(--blog-card-padding);
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-xl);
  background: var(--bg-panel);
  box-shadow: var(--blog-inset-highlight), var(--blog-soft-shadow);
  opacity: 1;
  visibility: visible;
  transition: border-color var(--ease-time), transform var(--ease-time);
}

.blog-post-card:hover,
.blog-post-card:focus-within {
  border-color: var(--accent);
}

.blog-card-meta,
.jf-blog-meta,
.article-meta {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  line-height: 1.7;
}

.blog-card-tag,
.jf-blog-meta .jf-label,
.article-meta .jf-label {
  display: inline-block;
  max-width: 100%;
  padding: 0.35rem 0.7rem;
  border: var(--blog-border-width) solid var(--accent);
  border-radius: var(--r-pill);
  background: var(--accent);
  color: var(--on-ink);
  font-family: var(--font-body);
  font-size: var(--blog-meta-size);
  line-height: 1.6;
  white-space: normal;
  overflow-wrap: anywhere;
}

.blog-card-date {
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.blog-post-card .blog-card-title {
  margin-block: 1.1rem 0.75rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-card-title);
  font-weight: var(--blog-weight-strong);
  line-height: 1.65;
}

.blog-card-summary {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  line-height: 1.9;
  overflow-wrap: anywhere;
}

.blog-read-link {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 0.6rem;
  min-height: 2.75rem;
  margin-top: auto;
  color: var(--accent-dark);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-strong);
  text-decoration: none;
  text-underline-offset: 0.25em;
}

.blog-read-link:hover {
  text-decoration: underline;
}

.blog-link-arrow {
  font-family: var(--font-mono);
}

.blog-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 2rem var(--blog-card-padding);
  border: var(--blog-border-width) dashed var(--border-strong);
  border-radius: var(--r-lg);
  background: var(--bg-panel);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
}

.blog-empty a {
  color: var(--accent-dark);
  text-underline-offset: 0.2em;
}

.article-hero,
.jf-blog-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: 2rem;
  padding-inline: var(--blog-gutter);
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-xl);
  background: var(--blog-hero-tint);
  box-shadow: var(--blog-inset-highlight), var(--blog-soft-shadow);
  text-align: left;
}

.article-hero::before,
.jf-blog-hero::before {
  content: "";
  position: absolute;
  top: 1.25rem;
  bottom: 1.25rem;
  left: 0.65rem;
  width: var(--blog-rule-width);
  border-radius: var(--r-pill);
  background: linear-gradient(to bottom, var(--accent), var(--cobalt-mist));
  pointer-events: none;
}

.article-hero h1,
.jf-blog-hero h1 {
  margin-block: 1.1rem 1rem;
  color: var(--text);
  font-family: var(--font-display);
  font-size: var(--blog-article-title);
  font-weight: var(--blog-weight-normal);
  line-height: 1.4;
}

.article-hero > p,
.jf-blog-hero > p,
.article-summary {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
  overflow-wrap: anywhere;
}

.jf-blog-meta > time,
.jf-blog-meta > span:not(.jf-label),
.article-meta > time,
.article-meta > span:not(.jf-label) {
  display: inline-block;
  max-width: 100%;
  padding: 0.35rem 0.7rem;
  border: var(--blog-border-width) solid var(--border-strong);
  border-radius: var(--r-pill);
  background: var(--paper-glass);
  color: var(--text-muted);
  white-space: normal;
  overflow-wrap: anywhere;
}

.prose,
[data-article-body] {
  min-width: 0;
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
  overflow-wrap: anywhere;
}

.prose > :first-child,
[data-article-body] > :first-child {
  margin-top: 0;
}

.prose h2,
[data-article-body] h2 {
  position: relative;
  margin-block: 2rem 0.9rem;
  color: var(--text);
  font-family: var(--font-display);
  font-size: var(--blog-section-title);
  font-weight: var(--blog-weight-normal);
  line-height: 1.6;
  scroll-margin-top: var(--anchor-space);
}

.prose h2::before,
[data-article-body] h2::before {
  content: "";
  display: inline-block;
  width: 1.1rem;
  height: 0.2rem;
  margin-inline-end: 0.65rem;
  border-radius: var(--r-pill);
  background: linear-gradient(to right, var(--accent), var(--cobalt-mist));
  vertical-align: middle;
}

.prose h3,
[data-article-body] h3 {
  margin-block: 1.5rem 0.65rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-subtitle);
  font-weight: var(--blog-weight-strong);
  line-height: 1.65;
  scroll-margin-top: var(--anchor-space);
}

.prose p,
[data-article-body] p {
  margin-block: 0 1.15rem;
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
}

.prose ul,
.prose ol,
[data-article-body] ul,
[data-article-body] ol {
  margin-block: 0.8rem 1.3rem;
  padding-inline-start: 1.5rem;
}

.prose li,
[data-article-body] li {
  margin-block: 0.5rem;
  padding-inline-start: 0.2rem;
}

.prose strong,
[data-article-body] strong {
  color: var(--text);
  font-weight: var(--blog-weight-strong);
}

.prose a,
[data-article-body] a {
  color: var(--accent-dark);
  text-decoration-thickness: var(--blog-border-width);
  text-underline-offset: 0.22em;
}

.prose a:hover,
[data-article-body] a:hover {
  color: var(--accent);
}

.prose hr,
[data-article-body] hr {
  margin-block: 2rem;
  border: 0;
  border-top: var(--blog-border-width) solid var(--border);
}

.prose img,
.prose svg,
[data-article-body] img,
[data-article-body] svg {
  max-width: 100%;
  height: auto;
}

.prose figure,
[data-article-body] figure {
  margin: 1.5rem 0;
}

.prose figcaption,
[data-article-body] figcaption {
  margin-top: 0.65rem;
  color: var(--text-muted);
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.prose blockquote,
[data-article-body] blockquote {
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem;
  border-inline-start: var(--blog-rule-width) solid var(--accent);
  border-radius: var(--r-none) var(--r-lg) var(--r-lg) var(--r-none);
  background: var(--blog-blue-tint);
  color: var(--text);
}

.prose blockquote > :last-child,
[data-article-body] blockquote > :last-child {
  margin-bottom: 0;
}

.prose .table-scroll,
[data-article-body] .table-scroll,
.prose .jf-table-scroll,
[data-article-body] .jf-table-scroll {
  display: block;
  width: 100%;
  max-width: 100%;
  margin-block: 1.5rem;
  overflow-x: auto;
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg-panel);
  overscroll-behavior-inline: contain;
}

.prose table,
[data-article-body] table {
  width: 100%;
  max-width: 100%;
  margin-block: 1.5rem;
  border-collapse: collapse;
  background: var(--bg-panel);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  line-height: 1.8;
  text-align: left;
}

.prose .table-scroll table,
[data-article-body] .table-scroll table,
.prose .jf-table-scroll table,
[data-article-body] .jf-table-scroll table {
  margin: 0;
  min-width: 38rem;
}

.prose th,
.prose td,
[data-article-body] th,
[data-article-body] td {
  padding: 0.85rem 1rem;
  border-bottom: var(--blog-border-width) solid var(--border);
  vertical-align: top;
}

.prose thead th,
[data-article-body] thead th {
  background: var(--ink);
  color: var(--on-ink);
  font-weight: var(--blog-weight-strong);
}

.prose tbody th,
[data-article-body] tbody th {
  background: var(--bg-panel-2);
  color: var(--text);
  font-weight: var(--blog-weight-strong);
}

.prose tbody tr:nth-child(even),
[data-article-body] tbody tr:nth-child(even) {
  background: var(--blog-zebra-tint);
}

.prose tbody tr:hover,
[data-article-body] tbody tr:hover {
  background: var(--blog-hover-tint);
}

.prose tbody tr:last-child > *,
[data-article-body] tbody tr:last-child > * {
  border-bottom: 0;
}

.prose :not(pre) > code,
[data-article-body] :not(pre) > code {
  padding: 0.15rem 0.35rem;
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-md);
  background: var(--bg-panel-2);
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  overflow-wrap: anywhere;
}

.prose pre,
[data-article-body] pre {
  position: relative;
  max-width: 100%;
  margin: 1.5rem 0;
  padding: 3.25rem 1.25rem 1.25rem;
  overflow-x: auto;
  border: var(--blog-border-width) solid var(--ink-sheen);
  border-radius: var(--r-lg);
  background: var(--ink);
  color: var(--on-ink);
  box-shadow: var(--blog-terminal-shadow);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  line-height: 1.8;
  text-align: left;
  overscroll-behavior-inline: contain;
}

.prose pre::before,
[data-article-body] pre::before {
  content: "VPNJF · 会话记录";
  position: absolute;
  top: 0.85rem;
  left: 1.25rem;
  right: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: var(--blog-border-width) solid var(--ink-sheen);
  color: var(--on-ink);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  letter-spacing: var(--blog-mono-tracking);
}

.prose pre code,
[data-article-body] pre code {
  display: block;
  padding: 0;
  border: 0;
  border-radius: var(--r-none);
  background: var(--clear);
  color: inherit;
  font: inherit;
  white-space: pre;
  overflow-wrap: normal;
  word-break: normal;
}

.callout {
  position: relative;
  margin-block: 1.5rem;
  padding: 1.25rem 1.25rem 1.25rem 3.5rem;
  border: var(--blog-border-width) solid var(--border);
  border-inline-start: var(--blog-rule-width) solid var(--accent);
  border-radius: var(--r-lg);
  background: var(--blog-blue-tint);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
}

.callout::before {
  content: "i";
  position: absolute;
  top: 1.2rem;
  left: 1rem;
  width: 1.5rem;
  height: 1.5rem;
  border: var(--blog-border-width) solid var(--accent);
  border-radius: var(--r-circle);
  color: var(--accent-dark);
  font-family: var(--font-display);
  font-weight: var(--blog-weight-strong);
  line-height: 1.5rem;
  text-align: center;
}

.callout--warning,
.callout.warning,
.callout[data-tone="warning"] {
  border-inline-start-color: var(--warn);
  background: var(--blog-warning-tint);
}

.callout--warning::before,
.callout.warning::before,
.callout[data-tone="warning"]::before {
  content: "!";
  border-color: var(--warn);
  color: var(--text);
}

.callout--success,
.callout.success,
.callout[data-tone="success"] {
  border-inline-start-color: var(--success);
  background: var(--blog-success-tint);
}

.callout--success::before,
.callout.success::before,
.callout[data-tone="success"]::before {
  border-color: var(--success);
  color: var(--success);
}

.callout > :last-child {
  margin-bottom: 0;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}

.stat-card {
  position: relative;
  min-width: 0;
  padding: 1.5rem;
  overflow: hidden;
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-lg);
  background: var(--blog-blue-tint);
  box-shadow: var(--blog-inset-highlight);
}

.stat-card:nth-child(even) {
  background: var(--blog-hero-tint);
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.5rem;
  right: 1.5rem;
  height: var(--blog-rule-width);
  border-radius: var(--r-pill);
  background: var(--accent);
}

.stat-card:nth-child(even)::before {
  background: var(--cobalt-mist);
}

.stat-num {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: var(--blog-weight-medium);
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.stat-card:nth-child(even) .stat-num {
  color: var(--text);
}

.stat-label {
  display: block;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.prose .check-list,
[data-article-body] .check-list,
.check-list {
  display: grid;
  gap: 0.7rem;
  margin-block: 1.5rem;
  padding: 0;
  list-style: none;
}

.prose .check-list > li,
[data-article-body] .check-list > li,
.check-list > li {
  margin: 0;
  padding: 0.85rem 1rem;
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-md);
  background: var(--bg-panel);
  color: var(--text);
  list-style: none;
  line-height: var(--blog-body-leading);
}

.check-list > li::before,
.check-list > li::after {
  content: none;
}

.verdict {
  margin-block: 1.5rem;
  padding: 1.25rem 1.5rem;
  border: var(--blog-border-width) solid var(--border);
  border-inline-start: var(--blog-rule-width) solid var(--accent);
  border-radius: var(--r-lg);
  background: var(--blog-blue-tint);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
}

.verdict > strong:first-child,
.verdict > p:first-child > strong:first-child {
  color: var(--accent-dark);
  font-weight: var(--blog-weight-strong);
}

.verdict > :last-child {
  margin-bottom: 0;
}

.promo-block,
.blog-index-promo {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  margin-block: 1.5rem 2rem;
  padding-block: 2rem;
  padding-inline: var(--blog-gutter);
  border: var(--blog-border-width) solid var(--border-strong);
  border-radius: var(--r-xl);
  background: linear-gradient(120deg, var(--blog-promo-tint), var(--apricot), var(--bg-panel));
  color: var(--text);
  box-shadow: var(--blog-inset-highlight), var(--blog-soft-shadow);
}

.promo-block > div:first-child,
.blog-index-promo > div:first-child {
  flex: 1 1 22rem;
  min-width: 0;
}

.promo-block h2,
.blog-index-promo h2 {
  margin: 0 0 0.65rem;
  color: var(--text);
  font-family: var(--font-display);
  font-size: var(--blog-section-title);
  font-weight: var(--blog-weight-normal);
  line-height: 1.5;
}

.promo-block p,
.blog-index-promo p {
  margin: 0;
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
  overflow-wrap: anywhere;
}

.blog-promo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.promo-block .jf-btn,
.blog-index-promo .jf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 2.9rem;
  max-width: 100%;
  padding: 0.75rem 1.4rem;
  border: var(--blog-border-width) solid var(--bg-panel);
  border-radius: var(--r-pill);
  background: var(--bg-panel);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-strong);
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  white-space: normal;
  overflow-wrap: anywhere;
}

.promo-block .jf-btn:hover,
.blog-index-promo .jf-btn:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.promo-block .jf-btn--paper,
.blog-index-promo .jf-btn--paper {
  border-color: var(--ink);
  background: var(--clear);
  color: var(--ink);
}

#related-posts {
  padding-top: 1rem;
  padding-bottom: 1.5rem;
}

#related-posts:empty,
#post-nav:empty {
  display: none;
}

#related-posts .blog-section-title {
  display: block;
  margin-bottom: 1.25rem;
  text-wrap: pretty;
}

.blog-related-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.blog-related-card {
  padding: 1.25rem;
  border-radius: var(--r-lg);
}

.blog-related-card .blog-card-title {
  font-size: 1.05rem;
}

#post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--blog-card-gap);
  padding-top: 1rem;
  padding-bottom: 1.5rem;
}

.blog-nav-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 0.75rem;
  padding: 1.5rem;
  border: var(--blog-border-width) solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg-panel);
  color: var(--text);
  text-decoration: none;
  box-shadow: var(--blog-inset-highlight);
  transition: border-color var(--ease-time), transform var(--ease-time);
}

.blog-nav-card:hover,
.blog-nav-card:focus-visible {
  border-color: var(--accent);
}

.blog-nav-card--next {
  grid-column: 2;
}

.blog-nav-label {
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  line-height: 1.8;
}

.blog-nav-title {
  display: block;
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  font-weight: var(--blog-weight-strong);
  line-height: 1.8;
  overflow-wrap: anywhere;
  text-wrap: pretty;
}

.blog-nav-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  margin-top: auto;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  line-height: 1.8;
}

.float-cta {
  position: fixed;
  z-index: var(--blog-float-layer);
  right: max(1.25rem, env(safe-area-inset-right));
  bottom: max(1.25rem, env(safe-area-inset-bottom));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  box-sizing: border-box;
  min-height: 3rem;
  max-width: calc(100vw - var(--blog-gutter) * 2);
  padding: 0.85rem 1.3rem;
  border: var(--blog-border-width) solid var(--ink-sheen);
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--on-ink);
  box-shadow: var(--blog-terminal-shadow);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-strong);
  line-height: 1.5;
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: background var(--ease-time);
}

.float-cta:hover {
  background: var(--ink-hover);
  color: var(--on-ink);
}

.float-cta svg,
.float-cta__icon {
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  color: currentColor;
}

.blog-skip:focus-visible,
.blog-filters button:focus-visible,
.blog-read-link:focus-visible,
.blog-nav-card:focus-visible,
.blog-breadcrumbs a:focus-visible,
.breadcrumbs a:focus-visible,
.breadcrumb a:focus-visible,
.promo-block a:focus-visible,
.blog-index-promo a:focus-visible,
.float-cta:focus-visible,
.prose a:focus-visible,
[data-article-body] a:focus-visible,
.prose .table-scroll:focus-visible,
[data-article-body] .table-scroll:focus-visible {
  outline: var(--blog-focus-width) solid var(--accent);
  outline-offset: var(--blog-focus-offset);
}

@media (hover: hover) and (pointer: fine) {
  .blog-post-card:hover,
  .blog-nav-card:hover {
    transform: translateY(var(--blog-card-lift));
  }
}

@media (max-width: 860px) {
  .prose table,
  [data-article-body] table {
    display: block;
    width: fit-content;
    max-width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
  }

  .prose .table-scroll table,
  [data-article-body] .table-scroll table,
  .prose .jf-table-scroll table,
  [data-article-body] .jf-table-scroll table {
    display: table;
    width: 100%;
    max-width: none;
  }

  .blog-related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .no-break {
    white-space: normal;
  }

  .blog-list-hero {
    margin-block: 1rem 2rem;
    padding-block: 2rem;
  }

  .blog-post-grid,
  .blog-related-grid,
  #post-nav {
    grid-template-columns: minmax(0, 1fr);
  }

  .blog-nav-card--next {
    grid-column: auto;
  }

  .blog-post-card,
  .blog-nav-card {
    padding: 1.25rem;
  }

  .article-hero,
  .jf-blog-hero {
    padding-block: 1.5rem;
  }

  .article-hero h1,
  .jf-blog-hero h1 {
    font-size: clamp(1.7rem, 7vw, 2.4rem);
  }

  .stat-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .promo-block,
  .blog-index-promo {
    gap: 1.25rem;
    padding-block: 1.5rem;
  }

  .blog-promo-actions {
    width: 100%;
  }

  .callout {
    padding-inline: 3.25rem 1rem;
  }

  .float-cta {
    right: var(--blog-gutter);
    bottom: max(0.85rem, env(safe-area-inset-bottom));
    min-height: 2.75rem;
    padding: 0.65rem 1rem;
  }

  body:has(.float-cta) {
    padding-bottom: calc(var(--blog-float-clearance) + env(safe-area-inset-bottom));
  }
}

@media (prefers-reduced-motion: reduce) {
  .blog-post-card,
  .blog-nav-card,
  .blog-filters button,
  .float-cta {
    transition: none;
    animation: none;
  }

  .blog-post-card:hover,
  .blog-nav-card:hover {
    transform: none;
  }

  .prose,
  [data-article-body] {
    scroll-behavior: auto;
  }
}