:root {
  --blog-column: 56rem;
  --blog-gutter: max(1.5rem, var(--gutter));
  --blog-title-size: clamp(1.8rem, 4vw, 2.6rem);
  --blog-list-title-size: clamp(1.9rem, 4.5vw, 3rem);
  --blog-h2-size: clamp(1.25rem, 2.3vw, 1.6rem);
  --blog-h3-size: clamp(1.1rem, 2vw, 1.3rem);
  --blog-body-size: 1rem;
  --blog-meta-size: 0.8125rem;
  --blog-small-size: 0.875rem;
  --blog-rule-size: 0.25rem;
  --blog-dialog-width: 29rem;
  --blog-motion-time: 180ms;
  --blog-panel-shadow: 0 12px 36px var(--accent-a12);
  --blog-backdrop: color-mix(in srgb, var(--ink) 48%, transparent);
  --blog-warn-wash: color-mix(in srgb, var(--warn) 10%, var(--panel));
  --blog-success-wash: color-mix(in srgb, var(--success) 9%, var(--panel));
  --blog-rule-gradient: linear-gradient(180deg, var(--accent), var(--accent-2));
  --blog-promo-gradient: linear-gradient(120deg, var(--accent-dark), var(--accent));
}

.blog-index,
body:has([data-article-body]),
body:has(.article-hero) {
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--bg);
}

.blog-main {
  padding-top: 2rem;
  padding-bottom: 3rem;
}

.blog-skip {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--r-sm);
  background: var(--ink);
  color: var(--on-ink);
  transform: translateY(-180%);
}

.blog-skip:focus {
  transform: translateY(0);
}

.blog-list-hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  box-shadow: inset 0 1px 0 var(--hi), var(--blog-panel-shadow);
}

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

.blog-eyebrow {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  color: var(--muted);
  overflow-wrap: anywhere;
}

.blog-list-hero h1 {
  display: block;
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: var(--blog-list-title-size);
  font-weight: var(--weight-display);
  line-height: 1.3;
  letter-spacing: -0.01em;
  text-wrap: pretty;
  overflow-wrap: break-word;
}

.blog-list-hero > p:not(.blog-eyebrow) {
  max-width: 42rem;
  margin: 0;
  font-size: var(--blog-body-size);
  line-height: 1.8;
  color: var(--muted);
}

.blog-hero-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-top: 1.5rem;
  font-size: var(--blog-small-size);
  color: var(--muted);
}

.blog-hero-note .kbd {
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  background: var(--panel);
  font-family: var(--font-mono);
  color: var(--text);
}

.blog-library {
  margin-top: 2rem;
}

.blog-filter-bar {
  margin-bottom: 1.25rem;
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.blog-filter {
  min-height: 2.75rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--panel);
  color: var(--muted);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: var(--weight-strong);
  cursor: pointer;
  transition: background var(--blog-motion-time) var(--ease-ui),
    border-color var(--blog-motion-time) var(--ease-ui);
}

.blog-filter:hover {
  border-color: var(--ink);
  color: var(--text);
}

.blog-filter.is-active {
  background: var(--ink);
  color: var(--on-ink);
  border-color: var(--ink);
}

.blog-result-note {
  min-height: 1.5rem;
  margin: 0.75rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  color: var(--muted);
}

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

.blog-card-grid > *,
.related-grid > *,
.stat-grid > *,
#post-nav > * {
  min-width: 0;
}

.article-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--panel);
  box-shadow: inset 0 1px 0 var(--hi);
  transition: border-color var(--blog-motion-time) var(--ease-ui),
    box-shadow var(--blog-motion-time) var(--ease-ui),
    transform var(--blog-motion-time) var(--ease-ui);
}

.article-card:hover,
.article-card:focus-within {
  border-color: var(--ink);
  box-shadow: var(--blog-panel-shadow);
  transform: translateY(-2px);
}

.article-card h2,
.article-card h3 {
  display: block;
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--blog-h3-size);
  line-height: 1.6;
  font-weight: var(--weight-strong);
  letter-spacing: 0;
  text-wrap: pretty;
  overflow-wrap: anywhere;
}

.article-card h2 a,
.article-card h3 a {
  color: var(--text);
  text-decoration: none;
}

.article-card > p {
  margin: 0;
  font-size: var(--blog-small-size);
  line-height: 1.85;
  color: var(--muted);
}

.article-card .article-read-link {
  align-self: flex-start;
  margin-top: auto;
  padding-top: 0.25rem;
  color: var(--text);
  font-size: var(--blog-small-size);
  font-weight: var(--weight-strong);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  font-size: var(--blog-meta-size);
  line-height: 1.6;
  color: var(--muted);
}

.article-meta > time,
.article-meta > span,
.article-meta > .badge,
.article-meta > .tag {
  max-width: 100%;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--panel);
  color: var(--muted);
  font-size: var(--blog-meta-size);
  font-weight: var(--weight-strong);
  overflow-wrap: anywhere;
}

.article-meta > time {
  font-family: var(--font-mono);
}

.article-meta > .badge,
.article-meta > .tag {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--on-ink);
}

.blog-empty {
  grid-column: 1 / -1;
  padding: 2rem 1.5rem;
  border: 1px dashed var(--border);
  border-radius: var(--r-md);
  background: var(--panel);
  color: var(--muted);
  line-height: 1.8;
}

.blog-empty h2 {
  display: block;
  font-size: var(--blog-h3-size);
  color: var(--text);
}

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

/* 阅读列的盒宽与内衬同步，不受基础阅读列宽度限制。 */
.breadcrumbs,
.breadcrumb,
.article-breadcrumb,
.article-hero,
.reading-wrap,
#related-posts,
#post-nav {
  box-sizing: border-box;
  width: 100%;
  max-width: calc(var(--blog-column) + var(--blog-gutter) + var(--blog-gutter));
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
}

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

.breadcrumbs ol,
.breadcrumb ol,
.article-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumbs li + li::before,
.breadcrumb li + li::before,
.article-breadcrumb li + li::before {
  content: "›";
  margin-right: 0.6rem;
  color: var(--muted);
}

.breadcrumbs a,
.breadcrumb a,
.article-breadcrumb a {
  color: var(--text);
  text-underline-offset: 0.2em;
}

.article-hero {
  position: relative;
  padding-block: 1.75rem;
  padding-inline: var(--blog-gutter);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: linear-gradient(140deg, var(--rose-wash), var(--panel));
  box-shadow: inset 0 1px 0 var(--hi), var(--blog-panel-shadow);
}

.article-hero .article-meta {
  margin-bottom: 1.1rem;
}

.article-hero h1 {
  display: block;
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: var(--blog-title-size);
  line-height: 1.45;
  font-weight: var(--weight-display);
  letter-spacing: -0.01em;
  text-wrap: pretty;
  overflow-wrap: break-word;
}

.article-hero > p {
  margin: 0;
  max-width: none;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: 1.9;
}

.reading-wrap {
  margin-top: 1.75rem;
  margin-bottom: 0;
  padding-block: 0;
}

.prose,
[data-article-body] {
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: 1.9;
  color: var(--text);
  overflow-wrap: break-word;
  counter-reset: blog-chapter;
}

.prose h1,
.prose h2,
.prose h3,
[data-article-body] h1,
[data-article-body] h2,
[data-article-body] h3 {
  display: block;
  text-wrap: pretty;
  letter-spacing: 0;
  font-family: var(--font-display);
  overflow-wrap: break-word;
}

.prose h2,
[data-article-body] h2 {
  position: relative;
  margin: 2.5rem 0 1rem;
  font-size: var(--blog-h2-size);
  line-height: 1.65;
  font-weight: var(--weight-strong);
  scroll-margin-top: var(--anchor-offset);
}

.prose h2::before,
[data-article-body] h2::before {
  counter-increment: blog-chapter;
  content: counter(blog-chapter, decimal-leading-zero);
  display: inline-block;
  vertical-align: 0.08em;
  margin-right: 0.7rem;
  padding: 0.1rem 0.45rem;
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  background: var(--panel-2);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  color: var(--muted);
}

.prose > h2:first-child,
.prose > section:first-child > h2:first-child,
[data-article-body] > h2:first-child {
  margin-top: 0;
}

.prose h3,
[data-article-body] h3 {
  margin: 1.75rem 0 0.75rem;
  font-size: var(--blog-h3-size);
  line-height: 1.7;
  font-weight: var(--weight-strong);
}

.prose p,
[data-article-body] p {
  margin: 0 0 1.2rem;
}

.prose ul,
.prose ol,
[data-article-body] ul,
[data-article-body] ol {
  margin: 0 0 1.5rem;
  padding-left: 1.5rem;
}

.prose li,
[data-article-body] li {
  margin-block: 0.4rem;
}

.prose a:not(.btn),
[data-article-body] a:not(.btn) {
  color: var(--text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

.prose a:not(.btn):hover,
[data-article-body] a:not(.btn):hover {
  text-decoration-thickness: 2px;
}

.prose :not(pre) > code,
[data-article-body] :not(pre) > code {
  padding: 0.15rem 0.35rem;
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  background: var(--panel-2);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  color: var(--text);
  white-space: normal;
  overflow-wrap: anywhere;
}

.prose pre,
[data-article-body] pre {
  position: relative;
  max-width: 100%;
  margin: 1.5rem 0;
  padding: 2.75rem 1.25rem 1.25rem;
  overflow-x: auto;
  border: 1px solid var(--ink-2);
  border-radius: var(--r-md);
  background: var(--ink);
  color: var(--on-ink);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.prose pre::before,
[data-article-body] pre::before {
  content: "";
  position: absolute;
  top: 1rem;
  left: 1.25rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: var(--r-dot);
  background: var(--tl-1);
  box-shadow: 1rem 0 0 var(--tl-2), 2rem 0 0 var(--tl-3);
}

.prose pre code,
[data-article-body] pre code {
  padding: 0;
  border: 0;
  background: var(--clear);
  color: inherit;
  font: inherit;
  white-space: pre;
  overflow-wrap: normal;
}

.prose .table-scroll,
[data-article-body] .table-scroll {
  max-width: 100%;
  margin-block: 1.5rem;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
}

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

.prose .table-scroll table,
[data-article-body] .table-scroll table {
  margin: 0;
}

.prose th,
[data-article-body] th {
  padding: 0.85rem 1rem;
  border: 1px solid var(--ink-2);
  background: var(--ink);
  color: var(--on-ink);
  text-align: left;
  font-weight: var(--weight-strong);
}

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

.prose tbody tr:nth-child(even),
[data-article-body] tbody tr:nth-child(even) {
  background: var(--panel-2);
}

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

.prose blockquote,
[data-article-body] blockquote {
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem;
  border-left: var(--blog-rule-size) solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--panel-2);
  color: var(--muted);
}

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

.callout,
.prose .callout,
[data-article-body] .callout {
  position: relative;
  margin: 1.5rem 0;
  padding: 1.25rem 1.25rem 1.25rem 3.75rem;
  border: 1px solid var(--border);
  border-left: var(--blog-rule-size) solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--panel-2);
  color: var(--text);
}

.callout::before {
  content: "i";
  position: absolute;
  top: 1.25rem;
  left: 1.1rem;
  display: inline-block;
  width: 1.65rem;
  height: 1.65rem;
  border: 1px solid currentColor;
  border-radius: var(--r-pill);
  color: var(--muted);
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  line-height: 1.65rem;
}

.callout.warning,
.callout--warning,
.prose .callout.warning,
[data-article-body] .callout.warning {
  border-left-color: var(--warn);
  background: var(--blog-warn-wash);
}

.callout.success,
.callout--success,
.prose .callout.success,
[data-article-body] .callout.success {
  border-left-color: var(--success);
  background: var(--blog-success-wash);
}

.callout.warning::before,
.callout--warning::before {
  content: "!";
}

.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 {
  min-width: 0;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-top: 3px solid var(--ink);
  border-radius: var(--r-sm);
  background: var(--panel);
}

.stat-card:nth-child(even) {
  border-top-color: var(--muted);
  background: var(--panel-2);
}

.stat-num {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--blog-h2-size);
  font-weight: var(--weight-strong);
  line-height: 1.4;
  color: var(--text);
  overflow-wrap: anywhere;
}

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

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

.check-list li {
  margin: 0 0 0.65rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--panel);
  line-height: 1.85;
}

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

.check-list li::marker {
  content: "";
}

.verdict {
  margin-block: 1.5rem;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border);
  border-left: var(--blog-rule-size) solid var(--accent);
  border-radius: var(--r-sm);
  background: var(--rose-wash);
  color: var(--text);
  line-height: 1.9;
}

.verdict strong {
  font-weight: var(--weight-strong);
}

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

.promo-block,
.prose .promo-block,
[data-article-body] .promo-block {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  position: relative;
  margin: 2rem 0;
  padding: 1.5rem;
  border: 1px solid var(--accent-dark);
  border-radius: var(--r-md);
  background: var(--blog-promo-gradient);
  color: var(--on-accent);
  box-shadow: var(--blog-panel-shadow);
}

.promo-block > div {
  flex: 1 1 20rem;
  min-width: 0;
}

.prose .promo-block h3,
[data-article-body] .promo-block h3,
.promo-block h3 {
  margin: 0 0 0.5rem;
  color: var(--on-accent);
  font-size: var(--blog-h3-size);
}

.promo-block p,
.prose .promo-block p,
[data-article-body] .promo-block p {
  margin: 0;
  color: var(--on-accent);
  font-size: var(--blog-body-size);
  line-height: 1.8;
}

.promo-block .btn-primary,
.prose .promo-block .btn-primary,
[data-article-body] .promo-block .btn-primary {
  border: 1px solid var(--panel);
  background: var(--panel);
  color: var(--accent-dark);
  box-shadow: none;
}

.promo-block .btn-ghost {
  border: 1px solid var(--on-accent-a45);
  background: var(--clear);
  color: var(--on-accent);
}

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

#related-posts > h2 {
  display: block;
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: var(--blog-h2-size);
  line-height: 1.6;
  text-wrap: pretty;
  letter-spacing: 0;
}

#related-posts > h2::before {
  content: none;
}

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

.related-card {
  padding: 1.25rem;
}

.related-card h3 {
  font-size: var(--blog-body-size);
}

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

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

.post-nav-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--blog-motion-time) var(--ease-ui),
    transform var(--blog-motion-time) var(--ease-ui);
}

.post-nav-card:hover,
.post-nav-card:focus-visible {
  border-color: var(--ink);
  transform: translateY(-2px);
}

.post-nav-next {
  grid-column: 2;
}

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

.post-nav-card strong {
  font-family: var(--font-display);
  font-size: var(--blog-body-size);
  font-weight: var(--weight-strong);
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.blog-signup-dialog {
  box-sizing: border-box;
  width: calc(100% - 2rem);
  max-width: var(--blog-dialog-width);
  max-height: calc(100dvh - 2rem);
  margin: auto;
  padding: 0;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--blog-panel-shadow);
  font-family: var(--font-body);
}

.blog-signup-dialog::backdrop {
  background: var(--blog-backdrop);
}

.blog-signup-dialog[open] {
  animation: blog-dialog-enter var(--blog-motion-time) var(--ease-ui) both;
}

.blog-signup-dialog[open]::backdrop {
  animation: blog-backdrop-enter var(--blog-motion-time) var(--ease-ui) both;
}

.blog-signup-dialog.is-closing {
  animation: blog-dialog-leave 160ms var(--ease-ui) both;
}

.blog-signup-dialog.is-closing::backdrop {
  animation: blog-backdrop-leave 160ms var(--ease-ui) both;
}

.blog-signup-panel {
  position: relative;
  padding: 2rem;
  background: linear-gradient(180deg, var(--rose-wash), var(--panel));
}

.blog-signup-close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--panel);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-h2-size);
  cursor: pointer;
}

.blog-signup-close:hover {
  background: var(--panel-2);
}

.blog-signup-mark {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  background: var(--panel);
  font-family: var(--font-mono);
  font-size: var(--blog-h2-size);
  color: var(--text);
}

.blog-signup-panel h2 {
  display: block;
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: var(--blog-h2-size);
  font-weight: var(--weight-display);
  letter-spacing: 0;
  text-wrap: pretty;
}

.blog-signup-panel p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: 1.85;
}

.blog-signup-panel .blog-signup-trust {
  font-size: var(--blog-small-size);
}

.blog-signup-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--accent);
  border-radius: var(--r-sm);
  background: linear-gradient(110deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  font-weight: var(--weight-strong);
  text-decoration: none;
}

.blog-filter:focus-visible,
.blog-signup-close:focus-visible,
.blog-signup-cta:focus-visible,
.article-card a:focus-visible,
.post-nav-card:focus-visible,
.breadcrumbs a:focus-visible,
.breadcrumb a:focus-visible,
.article-breadcrumb a:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 4px;
}

@keyframes blog-dialog-enter {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes blog-dialog-leave {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(8px); }
}

@keyframes blog-backdrop-enter {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes blog-backdrop-leave {
  from { opacity: 1; }
  to { opacity: 0; }
}

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

  .prose th,
  .prose td,
  [data-article-body] th,
  [data-article-body] td {
    min-width: 8rem;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }
}

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

  .blog-main {
    padding-top: 1.5rem;
  }

  .blog-card-grid,
  .stat-grid,
  #post-nav {
    grid-template-columns: 1fr;
  }

  .post-nav-next {
    grid-column: auto;
  }

  .article-card {
    padding: 1.25rem;
  }

  .blog-list-hero {
    padding: 1.5rem;
  }

  .article-hero {
    padding-block: 1.5rem;
    padding-inline: var(--blog-gutter);
  }

  .promo-block .btn {
    width: 100%;
    justify-content: center;
  }

  .blog-signup-panel {
    padding: 1.5rem;
    padding-top: 3rem;
  }

  .blog-signup-cta {
    width: 100%;
    box-sizing: border-box;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-card,
  .post-nav-card,
  .blog-filter {
    transition: none;
  }

  .article-card:hover,
  .article-card:focus-within,
  .post-nav-card:hover,
  .post-nav-card:focus-visible {
    transform: none;
  }

  .blog-signup-dialog[open],
  .blog-signup-dialog.is-closing,
  .blog-signup-dialog[open]::backdrop,
  .blog-signup-dialog.is-closing::backdrop {
    animation: none;
  }
}