:root {
  --blog-column: 56rem;
  --blog-inset: 2rem;
  --blog-gutter: 1rem;
  --blog-list-title: clamp(2rem, 4.5vw, 3rem);
  --blog-article-title: clamp(1.8rem, 3.8vw, 2.6rem);
  --blog-section-title: clamp(1.3rem, 2.5vw, 1.6rem);
  --blog-card-title: 1.25rem;
  --blog-subtitle: 1.3rem;
  --blog-body-size: 1rem;
  --blog-small: 0.875rem;
  --blog-tiny: 0.75rem;
  --blog-line-height: 1.9;
  --blog-title-spacing: -0.015em;
  --blog-label-spacing: 0.08em;
  --blog-rule-width: 0.3rem;
  --blog-paper-tint: color-mix(in srgb, var(--panel) 82%, var(--panel-2));
  --blog-accent-tint: color-mix(in srgb, var(--accent) 7%, var(--panel));
  --blog-success-tint: color-mix(in srgb, var(--success) 8%, var(--panel));
  --blog-warning-tint: color-mix(in srgb, var(--warn) 10%, var(--panel));
  --blog-selected: color-mix(in srgb, var(--peri) 18%, var(--panel));
  --blog-promo-start: var(--oxblood);
  --blog-promo-end: var(--accent-dark);
  --blog-rule-gradient: linear-gradient(to bottom, var(--accent), var(--ochre));
  --blog-promo-gradient: linear-gradient(115deg, var(--blog-promo-start), var(--blog-promo-end));
}

.blog-page {
  color: var(--ink);
  font-family: var(--font-body);
}

.blog-shell,
.reading-wrap,
.breadcrumbs,
.article-hero,
.blog-page .promo-block,
#related-posts,
#post-nav {
  box-sizing: border-box;
  min-width: 0;
}

.blog-shell {
  width: calc(100% - 2 * var(--blog-gutter));
  max-width: var(--content);
  margin-inline: auto;
}

.blog-page h1,
.blog-page h2,
.blog-page h3,
.article-hero h1,
.prose h2,
.prose h3,
.article-body h2,
.article-body h3,
.article-card h2,
.article-card h3,
#related-posts h2,
#related-posts h3 {
  display: block;
  font-family: var(--font-display);
  text-wrap: pretty;
  letter-spacing: var(--blog-title-spacing);
  overflow-wrap: anywhere;
}

.blog-page a,
.article-hero a,
.reading-wrap a {
  text-underline-offset: 0.2em;
}

.blog-page :focus-visible,
.reading-wrap :focus-visible,
.article-hero :focus-visible,
#post-nav :focus-visible,
#related-posts :focus-visible {
  outline: 2px solid var(--accent-dark);
  outline-offset: 4px;
}

.blog-skip {
  position: absolute;
  top: 0.5rem;
  left: 1rem;
  z-index: 100;
  padding: 0.7rem 1rem;
  border-radius: var(--r-sm);
  background: var(--ink);
  color: var(--on-ink);
  transform: translateY(-160%);
}

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

.breadcrumbs {
  width: calc(100% - 2 * var(--blog-gutter));
  max-width: calc(var(--blog-column) + 2 * var(--blog-inset));
  margin: 1.5rem auto 1.25rem;
  padding-inline: var(--blog-inset);
  color: var(--muted);
  font-size: var(--blog-small);
  line-height: 1.8;
  overflow-wrap: anywhere;
}

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

.breadcrumbs li {
  min-width: 0;
}

.breadcrumbs li + li::before {
  content: "/";
  margin-inline-end: 0.65rem;
  color: var(--muted);
}

.breadcrumbs a {
  color: var(--muted);
}

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

.blog-index .breadcrumbs {
  width: 100%;
  max-width: none;
  padding-inline: 0;
}

.blog-list-hero {
  padding: 2.75rem 1.5rem 2.5rem;
  border: 1px solid var(--border);
  border-radius: var(--r-stage);
  background: var(--blog-paper-tint);
  text-align: center;
  box-shadow: inset 0 1px 0 var(--hi-1);
}

.blog-kicker {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: var(--blog-small);
  font-weight: var(--weight-medium);
  letter-spacing: var(--blog-label-spacing);
}

.blog-list-hero h1 {
  margin: 0;
  color: var(--ink);
  font-size: var(--blog-list-title);
  font-weight: var(--weight-display);
  line-height: 1.3;
}

.blog-intro {
  max-width: 42rem;
  margin: 1rem auto 0;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: var(--blog-line-height);
}

.blog-topic-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.blog-topic-strip span {
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--panel);
  color: var(--ink);
  font-size: var(--blog-small);
}

.blog-topic-strip span:nth-child(2) {
  background: var(--blog-selected);
}

.blog-topic-strip span:nth-child(3) {
  background: var(--olive-cream);
}

.blog-catalog {
  padding-block: 2rem;
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.blog-filters button {
  min-height: 2.75rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--panel);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--blog-small);
  font-weight: var(--weight-medium);
  line-height: 1.5;
  cursor: pointer;
  transition: background var(--time-fast) var(--ease), border-color var(--time-fast) var(--ease);
}

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

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

.blog-status {
  margin: 1rem 0 1.25rem;
  color: var(--muted);
  font-size: var(--blog-small);
  line-height: 1.8;
}

.blog-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.blog-page .article-card,
#related-posts .article-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-top: 4px solid var(--peri);
  border-radius: var(--r-card);
  background: var(--panel);
  box-shadow: inset 0 1px 0 var(--hi-1);
  transition: transform var(--time-fast) var(--ease), border-color var(--time-fast) var(--ease);
}

.blog-page .article-card:nth-child(3n + 2),
#related-posts .article-card:nth-child(3n + 2) {
  border-top-color: var(--olive);
}

.blog-page .article-card:nth-child(3n),
#related-posts .article-card:nth-child(3n) {
  border-top-color: var(--oxblood);
}

.blog-page .article-card:hover,
.blog-page .article-card:focus-within,
#related-posts .article-card:hover,
#related-posts .article-card:focus-within {
  border-color: var(--accent-dark);
  transform: translateY(-3px);
}

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

.article-meta > span,
.article-meta > time,
.article-meta > .badge {
  display: inline-block;
  max-width: 100%;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--panel);
  color: var(--muted);
  overflow-wrap: anywhere;
}

.article-meta > .tag {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--on-ink);
  font-weight: var(--weight-medium);
}

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

.blog-page .article-card h2,
.blog-page .article-card h3,
#related-posts .article-card h3 {
  margin: 1rem 0 0.7rem;
  color: var(--ink);
  font-size: var(--blog-card-title);
  line-height: 1.6;
  font-weight: var(--weight-bold);
}

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

.article-card h2 a:hover,
.article-card h3 a:hover {
  color: var(--accent-dark);
}

.article-card .article-summary {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: 1.85;
  overflow-wrap: anywhere;
}

.article-card .article-read-link {
  align-self: flex-start;
  margin-top: auto;
  padding-block: 0.3rem;
  color: var(--accent-dark);
  font-size: var(--blog-small);
  font-weight: var(--weight-bold);
}

.blog-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 1.5rem;
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-poster);
  background: var(--panel-2);
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: var(--blog-line-height);
}

.reading-wrap,
.article-hero {
  width: calc(100% - 2 * var(--blog-gutter));
  max-width: calc(var(--blog-column) + 2 * var(--blog-inset));
  margin-inline: auto;
  padding-inline: var(--blog-inset);
}

.article-hero {
  position: relative;
  margin-block: 0 1.75rem;
  padding-block: 2rem;
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  background: var(--blog-paper-tint);
  box-shadow: inset 0 1px 0 var(--hi-1);
}

.article-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: var(--blog-rule-gradient);
  pointer-events: none;
}

.article-hero h1 {
  display: block;
  margin: 1.1rem 0 0;
  color: var(--ink);
  font-size: var(--blog-article-title);
  font-weight: var(--weight-display);
  line-height: 1.45;
  letter-spacing: var(--blog-title-spacing);
  text-wrap: pretty;
}

.article-hero > p,
.article-hero .article-summary,
.article-hero .lede {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: var(--blog-line-height);
}

.reading-wrap .article-hero {
  width: auto;
  max-width: none;
  margin-inline: calc(-1 * var(--blog-inset));
  padding-inline: var(--blog-inset);
}

.prose,
.article-body {
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-line-height);
  overflow-wrap: anywhere;
}

.reading-wrap > .prose {
  max-width: none;
}

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

.prose p,
.article-body p {
  margin-block: 0 1.2rem;
}

.prose h2,
.article-body h2 {
  display: block;
  position: relative;
  margin: 2.25rem 0 1rem;
  padding-top: 0.85rem;
  color: var(--ink);
  font-size: var(--blog-section-title);
  font-weight: var(--weight-bold);
  line-height: 1.55;
  text-wrap: pretty;
  scroll-margin-top: var(--anchor-offset);
}

.prose h2::before,
.article-body h2::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 2rem;
  height: var(--blog-rule-width);
  border-radius: var(--r-pill);
  background: var(--blog-rule-gradient);
}

.prose h3,
.article-body h3 {
  display: block;
  margin: 1.65rem 0 0.75rem;
  color: var(--ink);
  font-size: var(--blog-subtitle);
  font-weight: var(--weight-bold);
  line-height: 1.6;
  text-wrap: pretty;
}

.prose ul,
.prose ol,
.article-body ul,
.article-body ol {
  margin-block: 0.85rem 1.4rem;
  padding-inline-start: 1.5rem;
}

.prose li,
.article-body li {
  margin-block: 0.5rem;
  padding-inline-start: 0.15rem;
}

.prose a,
.article-body a {
  color: var(--accent-dark);
  text-decoration-thickness: 1px;
}

.prose hr,
.article-body hr {
  margin-block: 2rem;
  border: 0;
  border-top: 1px solid var(--border);
}

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

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

.prose figcaption,
.article-body figcaption {
  margin-top: 0.6rem;
  color: var(--muted);
  font-size: var(--blog-small);
}

.prose .table-scroll,
.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,
.article-body table {
  width: 100%;
  margin-block: 1.5rem;
  border-spacing: 0;
  border-collapse: collapse;
  font-size: var(--blog-small);
  line-height: 1.8;
}

.prose .table-scroll table,
.article-body .table-scroll table {
  min-width: 36rem;
  margin: 0;
}

.prose th,
.prose td,
.article-body th,
.article-body td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--border);
  text-align: start;
  vertical-align: top;
}

.prose thead,
.article-body thead {
  background: var(--ink);
  color: var(--on-ink);
}

.prose thead th,
.article-body thead th {
  background: var(--ink);
  color: var(--on-ink);
  font-weight: var(--weight-bold);
}

.prose tbody tr,
.article-body tbody tr {
  background: var(--panel);
}

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

.prose tbody tr:hover,
.article-body tbody tr:hover {
  background: var(--blog-selected);
}

.prose code,
.article-body code {
  padding: 0.15em 0.35em;
  border-radius: var(--r-sm);
  background: var(--panel-2);
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: var(--blog-small);
  overflow-wrap: anywhere;
}

.prose pre,
.article-body pre {
  position: relative;
  max-width: 100%;
  margin-block: 1.5rem;
  padding: 3rem 1.25rem 1.25rem;
  overflow-x: auto;
  border: 1px solid var(--ink);
  border-radius: var(--r-win);
  background: var(--ink);
  color: var(--on-ink);
  font-family: var(--font-mono);
  font-size: var(--blog-small);
  line-height: 1.8;
  white-space: pre;
}

.prose pre::before,
.article-body pre::before {
  content: "5K / NOTES";
  position: absolute;
  top: 0.8rem;
  left: 1.25rem;
  color: var(--ochre);
  font-family: var(--font-mono);
  font-size: var(--blog-tiny);
  letter-spacing: var(--blog-label-spacing);
}

.prose pre code,
.article-body pre code {
  padding: 0;
  border-radius: 0;
  background: var(--ink);
  color: var(--on-ink);
  font-size: inherit;
  overflow-wrap: normal;
}

.prose blockquote,
.article-body blockquote,
.callout,
.verdict {
  margin: 1.5rem 0;
  padding: 1.2rem 1.35rem;
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--r-sm);
  background: var(--blog-accent-tint);
  color: var(--ink);
  font-size: var(--blog-body-size);
  line-height: var(--blog-line-height);
}

.callout {
  position: relative;
  padding-inline-start: 3.5rem;
}

.callout::before {
  content: "i";
  position: absolute;
  top: 1.3rem;
  left: 1rem;
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid currentColor;
  border-radius: var(--r-pill);
  color: var(--accent-dark);
  font-family: var(--font-serif);
  font-weight: var(--weight-bold);
  line-height: 1.4rem;
  text-align: center;
}

.callout.warning,
.callout-warning {
  border-left-color: var(--warn);
  background: var(--blog-warning-tint);
}

.callout.warning::before,
.callout-warning::before {
  content: "!";
  color: var(--ink);
}

.callout.success,
.callout-success {
  border-left-color: var(--success);
  background: var(--blog-success-tint);
}

.callout.success::before,
.callout-success::before {
  color: var(--success);
}

.verdict {
  border-left-color: var(--accent);
  background: var(--blog-paper-tint);
}

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

.callout > :last-child,
.verdict > :last-child,
.prose blockquote > :last-child,
.article-body blockquote > :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: 4px solid var(--peri);
  border-radius: var(--r-poster);
  background: var(--blog-selected);
}

.stat-card:nth-child(even) {
  border-top-color: var(--olive);
  background: var(--olive-cream);
}

.stat-num {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--blog-subtitle);
  font-weight: var(--weight-bold);
  line-height: 1.5;
  overflow-wrap: anywhere;
}

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

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

.check-list li,
.prose .check-list li,
.article-body .check-list li {
  margin-block: 0.6rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--panel);
  list-style: none;
}

.blog-page .promo-block,
.reading-wrap .promo-block,
.promo-block {
  position: relative;
  display: block;
  margin-block: 2rem;
  padding: 2rem var(--blog-inset);
  border: 1px solid var(--blog-promo-start);
  border-radius: var(--r-card);
  background: var(--blog-promo-gradient);
  color: var(--on-ink);
  box-shadow: inset 0 0 0 1px var(--hi-2);
}

.promo-block::before {
  content: "";
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  bottom: 0.75rem;
  left: 0.75rem;
  border: 1px solid var(--hi-2);
  border-radius: var(--r-poster);
  pointer-events: none;
}

.promo-block h2 {
  display: block;
  margin: 0 0 0.75rem;
  padding: 0;
  color: var(--on-ink);
  font-size: var(--blog-section-title);
  line-height: 1.5;
  text-wrap: pretty;
}

.promo-block h2::before {
  content: none;
}

.promo-block p {
  max-width: 44rem;
  margin: 0 0 1rem;
  color: var(--on-ink);
  font-size: var(--blog-body-size);
  line-height: var(--blog-line-height);
}

.promo-block .blog-kicker {
  font-size: var(--blog-small);
}

.promo-block .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.promo-block .btn-ink {
  border-color: var(--panel);
  background: var(--panel);
  color: var(--ink);
}

.promo-block .btn-line {
  border-color: var(--on-ink);
  background: var(--blog-promo-start);
  color: var(--on-ink);
}

.promo-block .btn:hover {
  border-color: var(--ochre);
  background: var(--ochre);
  color: var(--ink);
}

#related-posts {
  margin-block: 0;
  padding-block: 1.25rem;
}

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

#related-posts > h2 {
  display: block;
  margin: 0 0 1rem;
  padding: 0;
  color: var(--ink);
  font-size: var(--blog-section-title);
  line-height: 1.5;
  text-wrap: pretty;
}

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

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

#related-posts .article-card {
  padding: 1.15rem;
  border-radius: var(--r-poster);
}

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

#related-posts .article-summary {
  font-size: var(--blog-small);
}

#post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 0;
  padding-block: 1.25rem;
}

.post-nav-card {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  min-width: 0;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--r-poster);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  transition: border-color var(--time-fast) var(--ease), transform var(--time-fast) var(--ease);
}

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

.post-nav-label {
  color: var(--accent-dark);
  font-size: var(--blog-small);
  font-weight: var(--weight-bold);
}

.post-nav-title {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--blog-body-size);
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.post-nav-card time {
  margin-top: auto;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-tiny);
}

.post-nav-card:hover,
.post-nav-card:focus-visible {
  border-color: var(--accent-dark);
  transform: translateY(-3px);
}

@media (max-width: 860px) {
  .related-grid {
    grid-template-columns: 1fr;
  }

  .prose table,
  .article-body table {
    display: block;
    width: fit-content;
    max-width: 100%;
    overflow-x: auto;
  }

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

@media (max-width: 640px) {
  :root {
    --blog-inset: 1.5rem;
  }

  .no-break {
    white-space: normal;
  }

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

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

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

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

  .article-hero::before {
    left: 0.5rem;
  }

  .article-meta {
    gap: 0.4rem;
  }

  .article-meta > span,
  .article-meta > time {
    padding-inline: 0.55rem;
  }

  .blog-page .article-card {
    padding: 1.25rem;
  }

  .promo-block .cta-row {
    align-items: stretch;
  }

  .promo-block .cta-row .btn {
    flex: 1 1 9rem;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .blog-filters button,
  .blog-page .article-card,
  #related-posts .article-card,
  .post-nav-card {
    transition: none;
  }

  .blog-page .article-card:hover,
  .blog-page .article-card:focus-within,
  #related-posts .article-card:hover,
  #related-posts .article-card:focus-within,
  .post-nav-card:hover,
  .post-nav-card:focus-visible {
    transform: none;
  }
}