:root {
  --blog-column: 56rem;
  --blog-gutter: clamp(1.25rem, 4vw, 2rem);
  --blog-title-size: clamp(1.8rem, 4vw, 2.6rem);
  --blog-list-title-size: clamp(2rem, 5vw, 3rem);
  --blog-h2-size: clamp(1.25rem, 3vw, 1.6rem);
  --blog-h3-size: clamp(1.1rem, 2.4vw, 1.3rem);
  --blog-body-size: 1rem;
  --blog-small-size: 0.875rem;
  --blog-label-size: 0.75rem;
  --blog-title-tracking: -0.015em;
  --blog-leading: 1.9;
  --blog-rule-width: 4px;
  --blog-rule-color: var(--accent);
  --blog-card-hover: color-mix(in srgb, var(--accent) 5%, var(--panel));
  --blog-accent-tint: color-mix(in srgb, var(--accent) 8%, var(--panel));
  --blog-warn-tint: color-mix(in srgb, var(--warn) 10%, var(--panel));
  --blog-success-tint: color-mix(in srgb, var(--success) 9%, var(--panel));
  --blog-focus: color-mix(in srgb, var(--accent) 65%, var(--panel));
  --blog-transition: 160ms ease;
}

/* The outer box includes gutters; every reading surface shares this geometry. */
.reading-wrap,
.article-hero,
.breadcrumbs,
#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);
}

.reading-wrap .article-hero,
.reading-wrap .breadcrumbs,
.reading-wrap #related-posts,
.reading-wrap #post-nav {
  width: 100%;
  max-width: 100%;
  padding-inline: 0;
}

.blog-index .breadcrumbs {
  max-width: none;
  width: min(100%, 76rem);
}

.breadcrumbs {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumbs li {
  min-width: 0;
  overflow-wrap: anywhere;
}

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

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

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

.blog-list-hero {
  padding-block: 1.5rem 2rem;
}

.blog-list-hero::before {
  content: "";
  display: block;
  height: var(--blog-rule-width);
  margin-bottom: 1.25rem;
  background: var(--blog-rule-color);
}

.blog-kicker {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
}

.blog-list-hero h1,
.article-hero h1,
.prose h2,
.prose h3,
.article-body h2,
.article-body h3,
.blog-section-title,
.article-card h3 {
  display: block;
  font-family: var(--font-display);
  color: var(--ink);
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
  overflow-wrap: anywhere;
}

.blog-list-hero h1 {
  max-width: 24ch;
  margin: 0 0 1rem;
  font-size: var(--blog-list-title-size);
  font-weight: var(--weight-display);
  line-height: 1.25;
}

.blog-intro {
  max-width: 48rem;
  margin: 0;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: var(--blog-leading);
}

.blog-catalogue {
  padding-block: 1rem 2.5rem;
}

.blog-section-title,
#related-posts > h2 {
  margin: 0 0 1.25rem;
  font-size: var(--blog-h2-size);
  font-weight: var(--weight-heavy);
  line-height: 1.5;
}

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

.blog-filters button {
  min-height: 2.75rem;
  padding: 0.6rem 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-size);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  transition: background var(--blog-transition), border-color var(--blog-transition);
}

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

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

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

.blog-card-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.article-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-top: var(--blog-rule-width) solid var(--border);
  border-radius: var(--r-md);
  background: var(--panel);
  box-shadow: var(--sh-tint);
  transition: border-color var(--blog-transition), background var(--blog-transition);
}

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

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 0.5rem 0.75rem;
  color: var(--muted);
  font-size: var(--blog-small-size);
  line-height: 1.6;
}

.article-meta .tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--accent);
  border-radius: var(--r-xs);
  background: var(--accent);
  color: var(--on-accent);
  font-family: var(--font-body);
  font-size: var(--blog-label-size);
  font-weight: var(--weight-semibold);
}

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

.article-card h3 {
  margin: 1rem 0 0.75rem;
  font-size: var(--blog-h3-size);
  font-weight: var(--weight-heavy);
  line-height: 1.6;
}

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

.article-card h3 a:hover {
  color: var(--accent-dark);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.article-summary {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: var(--blog-small-size);
  line-height: 1.85;
  overflow-wrap: anywhere;
}

.article-read-link {
  align-self: flex-start;
  margin-top: auto;
  color: var(--accent-dark);
  font-size: var(--blog-small-size);
  font-weight: var(--weight-semibold);
  text-underline-offset: 0.25em;
}

.blog-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 1.5rem;
  border: 1px dashed var(--border);
  border-radius: var(--r-md);
  color: var(--muted);
  background: var(--panel);
  line-height: var(--blog-leading);
}

/* Magazine-rule hero: transparent paper, a full reading-width masthead rule. */
.article-hero {
  position: relative;
  margin-block: 0 1.75rem;
  padding-block: 1.5rem 1.5rem;
  border: 0;
  border-radius: var(--r-xs);
  background: none;
  box-shadow: none;
}

.article-hero::before,
.article-hero::after {
  content: "";
  position: absolute;
  inset-inline: var(--blog-gutter);
  background: var(--blog-rule-color);
}

.article-hero::before {
  top: 0;
  height: var(--blog-rule-width);
}

.article-hero::after {
  bottom: 0;
  height: 1px;
  background: var(--border);
}

.reading-wrap .article-hero::before,
.reading-wrap .article-hero::after {
  inset-inline: 0;
}

.article-hero .article-meta {
  margin-bottom: 1rem;
}

.article-hero .article-meta time,
.article-hero .read-time,
.article-hero .reading-time {
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  color: var(--muted);
  font-size: var(--blog-label-size);
}

.article-hero h1 {
  margin: 0 0 1rem;
  font-size: var(--blog-title-size);
  font-weight: var(--weight-display);
  line-height: 1.4;
}

.article-hero .article-summary,
.article-hero .article-lead,
.article-hero .lead {
  margin: 0;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: var(--blog-leading);
}

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

.prose p,
.article-body p {
  margin-block: 0 1.25rem;
}

.prose h2,
.article-body h2 {
  margin: 2.5rem 0 1rem;
  font-size: var(--blog-h2-size);
  font-weight: var(--weight-heavy);
  line-height: 1.55;
  scroll-margin-top: var(--anchor-offset);
}

.prose h2::before,
.article-body h2::before {
  content: "";
  display: inline-block;
  width: 1.3rem;
  height: 0.2rem;
  margin-inline-end: 0.65rem;
  vertical-align: 0.25em;
  border-radius: var(--r-pill);
  background: var(--accent);
}

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

.prose h3,
.article-body h3 {
  margin: 1.75rem 0 0.75rem;
  font-size: var(--blog-h3-size);
  font-weight: var(--weight-bold);
  line-height: 1.6;
}

.prose a:not(.btn),
.article-body a:not(.btn) {
  color: var(--accent-dark);
  text-underline-offset: 0.2em;
}

.prose ul,
.prose ol,
.article-body ul,
.article-body ol {
  padding-inline-start: 1.5rem;
  margin-block: 0 1.5rem;
}

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

.prose strong,
.article-body strong {
  font-weight: var(--weight-bold);
}

.prose blockquote,
.article-body blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  border-inline-start: 3px solid var(--border);
  background: var(--panel-2);
  color: var(--ink);
}

.prose blockquote p:last-child,
.article-body blockquote p:last-child {
  margin-bottom: 0;
}

.prose :not(pre) > code,
.article-body :not(pre) > code {
  padding: 0.12rem 0.35rem;
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  background: var(--panel-2);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  white-space: normal;
  overflow-wrap: anywhere;
}

.prose pre,
.article-body pre {
  position: relative;
  max-width: 100%;
  margin: 1.5rem 0;
  padding: 3rem 1.25rem 1.25rem;
  overflow-x: auto;
  border: 1px solid var(--ink);
  border-radius: var(--r-md);
  background: var(--ink);
  color: var(--panel);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  line-height: 1.8;
  tab-size: 2;
}

.prose pre::before,
.article-body pre::before {
  content: "TERMINAL";
  position: absolute;
  top: 0.65rem;
  left: 1.25rem;
  color: var(--panel);
  font-family: var(--font-mono);
  font-size: var(--blog-label-size);
  letter-spacing: 0.08em;
}

.prose pre code,
.article-body pre code {
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  white-space: pre;
  overflow-wrap: normal;
}

.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);
  overscroll-behavior-inline: contain;
}

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

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

.prose caption,
.article-body caption {
  padding: 0.75rem 1rem;
  color: var(--muted);
  text-align: start;
  font-weight: var(--weight-semibold);
}

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

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

.prose tbody th,
.article-body tbody th {
  color: var(--ink);
  font-weight: var(--weight-semibold);
}

.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(--panel-2);
}

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

.callout,
.verdict {
  position: relative;
  margin-block: 1.5rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--border);
  border-inline-start: 4px solid var(--accent);
  border-radius: var(--r-sm);
  background: var(--blog-accent-tint);
  color: var(--ink);
}

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

.callout::before {
  content: "i";
  position: absolute;
  top: 1.2rem;
  left: 1.1rem;
  display: inline-block;
  width: 1.35rem;
  height: 1.35rem;
  border: 1px solid currentColor;
  border-radius: var(--r-round);
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  font-weight: var(--weight-bold);
  line-height: 1.3rem;
  text-align: center;
}

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

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

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

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

.callout p:last-child,
.verdict p:last-child {
  margin-bottom: 0;
}

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

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}

.stat-card {
  min-width: 0;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-top: var(--blog-rule-width) solid var(--accent);
  border-radius: var(--r-md);
  background: var(--blog-accent-tint);
}

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

.stat-num {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: var(--blog-h2-size);
  font-weight: var(--weight-heavy);
  line-height: 1.4;
  overflow-wrap: anywhere;
}

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

.stat-label {
  display: block;
  color: var(--muted);
  font-size: var(--blog-small-size);
  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 {
  margin-block: 0.6rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--panel);
}

.promo-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-block: 2.5rem 1.75rem;
  padding: 1.5rem;
  border: 3px solid var(--ink);
  border-radius: var(--r-frame);
  background: var(--panel);
  box-shadow: var(--sh-tint);
}

.promo-block .promo-brand {
  margin: 0 0 0.5rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--blog-h2-size);
  font-weight: var(--weight-display);
  line-height: 1.3;
}

.promo-block .promo-copy {
  margin: 0;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: 1.8;
}

.promo-block .btn {
  flex-shrink: 0;
}

.blog-list-promo.reading-wrap {
  width: calc(100% - var(--blog-gutter) - var(--blog-gutter));
  max-width: var(--blog-column);
  padding: 1.5rem;
}

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

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

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

.related-grid .article-card {
  padding: 1.25rem;
}

.post-nav-card {
  display: block;
  min-width: 0;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-top: var(--blog-rule-width) solid var(--border);
  border-radius: var(--r-md);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  transition: border-color var(--blog-transition), background var(--blog-transition);
}

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

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

.post-nav-label,
.post-nav-date,
.post-nav-title {
  display: block;
}

.post-nav-label {
  margin-bottom: 0.6rem;
  color: var(--accent-dark);
  font-size: var(--blog-small-size);
  font-weight: var(--weight-semibold);
}

.post-nav-title {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--blog-body-size);
  font-weight: var(--weight-bold);
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.post-nav-date {
  margin-top: 0.75rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-label-size);
}

.blog-index a:focus-visible,
.blog-index button:focus-visible,
.article-hero a:focus-visible,
.article-body a:focus-visible,
#related-posts a:focus-visible,
#post-nav a:focus-visible,
.table-scroll:focus-visible {
  outline: 3px solid var(--blog-focus);
  outline-offset: 4px;
}

@media (max-width: 1000px) {
  .blog-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

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

  .blog-list-hero h1 {
    font-size: min(var(--blog-list-title-size), 2.5rem);
  }

  .article-hero h1 {
    font-size: min(var(--blog-title-size), 2.5rem);
  }

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

  .article-card {
    padding: 1.25rem;
  }

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

  .promo-block {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .promo-block .btn {
    align-self: stretch;
    text-align: center;
  }

  .article-hero {
    padding-block: 1.25rem;
    margin-bottom: 1.5rem;
  }

  .prose h2,
  .article-body h2 {
    margin-top: 2rem;
  }
}

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