:root {
  --blog-size-title: clamp(2rem, 1.4rem + 2vw, 3rem);
  --blog-size-article-title: clamp(1.5rem, 1.1rem + 1.4vw, 2rem);
  --blog-size-lead: clamp(0.9375rem, 0.85rem + 0.45vw, 1.125rem);
  --blog-size-h2: 1.5rem;
  --blog-size-h3: 1.25rem;
  --blog-size-meta: 0.8125rem;
  --blog-size-body: 1rem;
  --blog-size-close: 1.75rem;
  --blog-line-title: 1.32;
  --blog-line-body: 1.85;
  --blog-line-lead: 1.7;
  --blog-line-card: 1.55;
  --blog-card-padding: 1.5rem;
  --blog-modal-width: 31rem;
  --blog-modal-overlay: rgb(14 8 50 / 76%);
  --blog-opacity-link: 0.65;
  --blog-opacity-separator: 0.35;
  --blog-modal-duration: 160ms;
}

.blog-index,
.blog-article,
.article-page {
  overflow-x: clip;
}

.blog-skip {
  position: fixed;
  inset: 0.75rem auto auto 1rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  transform: translateY(-200%);
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
}

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

.blog-list-hero {
  padding-block: 4rem 3.5rem;
  color: var(--text);
  background-color: var(--bg);
  background-image: radial-gradient(circle, var(--star-soft) 1px, var(--clear) 1px);
  background-size: 83px 91px;
}

.blog-eyebrow {
  margin: 0 0 1.25rem;
  font-family: var(--font-mono);
  font-size: var(--blog-size-meta);
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.blog-list-hero h1 {
  margin: 0;
  max-width: 100%;
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  font-size: var(--blog-size-title);
  line-height: var(--blog-line-title);
  color: var(--text);
}

.blog-hero-lead {
  margin: 1.25rem 0 0;
  max-width: 42rem;
  color: var(--text-muted);
  font-size: var(--blog-size-lead);
  line-height: var(--blog-line-lead);
}

.blog-topic-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
  color: var(--text-muted);
  font-size: var(--blog-size-meta);
}

.blog-topic-notes span {
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.blog-list-section {
  padding-block: 2.5rem 4.5rem;
  color: var(--ink);
  background: var(--bg-panel-2);
}

.blog-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

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

.blog-filter {
  min-height: 44px;
  padding: 0.6rem 1rem;
  border: 1px solid var(--line-light);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--ink-muted);
  font-family: var(--font-body);
  font-size: var(--blog-size-meta);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
}

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

.blog-filter[aria-pressed="true"] {
  background: var(--accent-soft);
  color: var(--accent-dark);
  border-color: var(--accent);
}

.blog-result-count {
  margin: 0;
  color: var(--ink-muted);
  font-size: var(--blog-size-meta);
}

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

.blog-post-card,
.blog-related-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: var(--blog-card-padding);
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px var(--shadow-soft), 0 2px 8px var(--shadow-soft-2);
}

.blog-post-card .post-meta,
.blog-related-card .post-meta,
.article-meta,
.article-hero .post-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  color: var(--ink-muted);
  font-family: var(--font-body);
  font-size: var(--blog-size-meta);
  line-height: var(--blog-line-card);
}

.blog-post-card .tag,
.blog-related-card .tag {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  white-space: normal;
  background: var(--accent-soft);
  color: var(--accent-dark);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-xs);
  font-size: var(--blog-size-meta);
}

.blog-post-card h2,
.blog-related-card h3 {
  max-width: 100%;
  margin: 1rem 0 0.75rem;
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  font-size: var(--blog-size-h3);
  line-height: var(--blog-line-card);
  overflow-wrap: break-word;
}

.blog-post-card h2 a,
.blog-related-card h3 a {
  color: var(--ink);
  text-decoration: none;
}

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

.blog-card-summary {
  margin: 0 0 1.25rem;
  color: var(--ink-muted);
  font-size: var(--blog-size-body);
  line-height: var(--blog-line-lead);
}

.blog-read-link {
  align-self: flex-start;
  margin-top: auto;
  color: var(--accent-dark);
  font-size: var(--blog-size-body);
}

.blog-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding-block: 1.5rem;
  color: var(--ink-muted);
  line-height: var(--blog-line-body);
}

main > .wrap.reading:has(> nav:first-child:not(.breadcrumbs)) {
  padding-top: 2rem;
}

.blog-breadcrumb,
nav.breadcrumb,
nav.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 100%;
  min-width: 0;
  margin-top: 1.25rem;
  margin-bottom: 1.25rem;
  padding: 0;
  overflow: hidden;
  white-space: nowrap;
  color: var(--ink-muted);
  font-family: var(--font-body);
  font-size: var(--blog-size-meta);
  line-height: var(--blog-line-lead);
}

.blog-breadcrumb a,
nav.breadcrumb a,
nav.breadcrumbs a {
  flex: 0 0 auto;
  color: var(--ink-muted);
  opacity: var(--blog-opacity-link);
  text-decoration: none;
}

.blog-breadcrumb a:hover,
nav.breadcrumb a:hover,
nav.breadcrumbs a:hover {
  color: var(--accent-dark);
  opacity: 1;
}

.blog-breadcrumb > span:not([aria-current]),
nav.breadcrumb > span:not([aria-current]),
nav.breadcrumbs > span:not([aria-current]) {
  flex: 0 0 auto;
  opacity: var(--blog-opacity-separator);
}

.blog-breadcrumb [aria-current="page"],
nav.breadcrumb [aria-current="page"],
nav.breadcrumbs [aria-current="page"] {
  flex: 0 1 auto;
  min-width: 0;
  max-width: 30ch;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 1;
}

.blog-article .section,
.article-page .section,
main:has(.article-hero) > .section {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.section:has(> .blog-breadcrumb),
.section:has(> nav.breadcrumb),
.section:has(> nav.breadcrumbs) {
  padding-top: 1.25rem;
  padding-bottom: 0;
}

.article-hero,
.article-hero.section {
  padding-block: 0.5rem 1.75rem;
  background: var(--bg-panel-2);
  color: var(--ink);
}

.article-hero .article-meta,
.article-hero .post-meta {
  margin: 0 0 1rem;
}

.article-hero h1 {
  max-width: 100%;
  margin: 0.875rem 0 0.75rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--blog-size-article-title);
  font-weight: var(--weight-regular);
  line-height: var(--blog-line-title);
  overflow-wrap: break-word;
}

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

.article-body,
.prose {
  min-width: 0;
  color: var(--ink);
  background: var(--bg-panel-2);
  font-family: var(--font-body);
  font-size: var(--blog-size-body);
  line-height: var(--blog-line-body);
  overflow-wrap: break-word;
}

.article-body section,
.prose section,
.article-body section.section,
.prose section.section {
  margin-block: 0;
  padding-block: 0;
}

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

.article-body h2,
.prose h2 {
  margin: 2rem 0 1rem;
  max-width: 100%;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--blog-size-h2);
  font-weight: var(--weight-regular);
  line-height: var(--blog-line-card);
}

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

.article-body h3,
.prose h3 {
  margin: 1.5rem 0 0.75rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--blog-size-h3);
  font-weight: var(--weight-regular);
  line-height: var(--blog-line-card);
}

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

.article-body ul,
.article-body ol,
.prose ul,
.prose ol {
  padding-left: 1.5rem;
}

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

.article-body a:not([class*="btn"]):not([class*="button"]),
.prose a:not([class*="btn"]):not([class*="button"]) {
  color: var(--accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.article-body code,
.prose code {
  font-family: var(--font-mono);
  overflow-wrap: anywhere;
}

.article-body :not(pre) > code,
.prose :not(pre) > code {
  padding: 0.1rem 0.3rem;
  color: var(--ink);
  background: var(--accent-soft);
  border-radius: var(--radius-xs);
}

.article-body pre,
.prose pre {
  max-width: 100%;
  margin: 1.25rem 0;
  padding: 1.25rem;
  overflow-x: auto;
  color: var(--text);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: var(--blog-size-meta);
  line-height: var(--blog-line-lead);
  white-space: pre;
}

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

.article-body blockquote,
.prose blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  color: var(--ink-muted);
  background: var(--white);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius-xs);
}

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

.article-body table,
.prose table {
  display: block;
  max-width: 100%;
  margin-block: 1.25rem;
  overflow-x: auto;
  border-collapse: collapse;
  color: var(--ink);
  background: var(--white);
  font-size: var(--blog-size-body);
}

.article-body th,
.article-body td,
.prose th,
.prose td {
  min-width: 7em;
  padding: 0.75rem 1rem;
  border: 1px solid var(--line-light);
  text-align: left;
  vertical-align: top;
  word-break: normal;
}

.article-body th,
.prose th {
  background: var(--surface-soft);
  font-weight: var(--weight-medium);
}

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

.article-download,
.dl-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-block: 2rem;
  padding: 1.5rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px var(--shadow-soft), 0 2px 8px var(--shadow-soft-2);
}

.article-download > *,
.dl-card > * {
  min-width: 0;
}

.article-download h2,
.dl-card h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: var(--blog-size-h2);
  font-weight: var(--weight-regular);
  line-height: var(--blog-line-card);
}

.article-download p,
.dl-card p {
  margin: 0;
  color: var(--ink-muted);
  line-height: var(--blog-line-lead);
}

.article-download .preview-actions,
.dl-card .preview-actions,
.article-download .download-actions,
.dl-card .download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

#related-posts {
  margin-block: 2rem;
  color: var(--ink);
}

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

#related-posts .blog-related-title {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  font-size: var(--blog-size-h2);
  line-height: var(--blog-line-card);
}

.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 1.25rem;
}

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

#post-nav .blog-nav-card {
  display: block;
  min-width: 0;
  padding: 1.25rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-md);
  text-decoration: none;
}

#post-nav .blog-nav-card:hover {
  border-color: var(--accent);
}

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

.blog-nav-label {
  display: block;
  margin-bottom: 0.65rem;
  color: var(--ink-muted);
  font-size: var(--blog-size-meta);
}

.blog-nav-title {
  display: block;
  color: var(--ink);
  font-size: var(--blog-size-body);
  line-height: var(--blog-line-card);
}

.blog-dialog-open,
.blog-dialog-open body {
  overflow: hidden;
}

.blog-download-dialog {
  position: fixed;
  inset: 0;
  width: min(var(--blog-modal-width), calc(100% - 2rem));
  max-width: none;
  max-height: calc(100dvh - 2rem);
  margin: auto;
  padding: 0;
  overflow: auto;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 80px var(--shadow-deep), 0 0 32px var(--glow-accent);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--blog-modal-duration) var(--ease), transform var(--blog-modal-duration) var(--ease);
}

.blog-download-dialog::backdrop {
  background: var(--blog-modal-overlay);
  opacity: 0;
  transition: opacity var(--blog-modal-duration) var(--ease);
}

.blog-download-dialog.is-open {
  opacity: 1;
  transform: translateY(0);
}

.blog-download-dialog.is-open::backdrop {
  opacity: 1;
}

.blog-dialog-panel {
  position: relative;
  padding: 2rem;
}

.blog-dialog-close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  width: 44px;
  height: 44px;
  padding: 0;
  color: var(--ink-muted);
  background: var(--white);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--blog-size-close);
  line-height: 1;
  cursor: pointer;
}

.blog-dialog-close:hover {
  color: var(--accent-dark);
  background: var(--accent-soft);
}

.blog-dialog-brand {
  margin: 0 3rem 1rem 0;
  color: var(--ink-muted);
  font-family: var(--font-body);
  font-size: var(--blog-size-meta);
}

.blog-dialog-panel h2 {
  margin: 0 0 1rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--blog-size-h2);
  font-weight: var(--weight-regular);
  line-height: var(--blog-line-title);
}

.blog-dialog-description {
  margin: 0 0 1.5rem;
  color: var(--ink-muted);
  font-family: var(--font-body);
  font-size: var(--blog-size-body);
  line-height: var(--blog-line-lead);
}

.blog-filter:focus-visible,
.blog-post-card a:focus-visible,
.blog-related-card a:focus-visible,
.blog-breadcrumb a:focus-visible,
nav.breadcrumb a:focus-visible,
nav.breadcrumbs a:focus-visible,
.blog-nav-card:focus-visible,
.blog-dialog-close:focus-visible,
.blog-download-dialog a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

@media (max-width: 640px) {
  .blog-list-hero {
    padding-block: 2.5rem;
  }

  .blog-list-hero h1 {
    font-size: min(var(--blog-size-title), 1.875rem);
  }

  .article-hero h1 {
    font-size: 1.5rem;
  }

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

  .blog-nav-card--next {
    grid-column: 1;
  }

  .blog-list-section {
    padding-block: 1.75rem 3rem;
  }

  .blog-dialog-panel {
    padding: 1.5rem;
  }

  .article-download,
  .dl-card {
    padding: 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .blog-filter,
  .blog-download-dialog,
  .blog-download-dialog::backdrop {
    transition: none;
  }

  .blog-download-dialog {
    transform: none;
  }
}