.blog-index,
.blog-article {
  color: var(--color-ink);
  font-family: var(--font-body);
}

.blog-list-hero {
  padding-block: clamp(3.5rem, 8vw, 6.5rem);
  background: var(--color-mist);
}

.blog-list-hero .wrap {
  display: grid;
  gap: 1rem;
}

.blog-eyebrow,
.blog-section-label {
  margin: 0;
  color: var(--color-brand);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.blog-list-hero h1 {
  max-width: 100%;
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 1.25rem + 2.2vw, 3rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.035em;
}

.blog-list-lead {
  max-width: 42rem;
  margin: 0.25rem 0 0;
  color: var(--color-muted);
  font-size: clamp(1rem, 0.94rem + 0.3vw, 1.125rem);
  line-height: 1.75;
}

.blog-list-section {
  padding-block: clamp(3rem, 7vw, 6rem);
}

.blog-list-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
}

.blog-list-toolbar h2 {
  margin: 0.45rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.25rem + 0.8vw, 2rem);
  line-height: 1.25;
}

.blog-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
}

.blog-filter-button {
  min-height: 2.5rem;
  padding: 0.625rem 1rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-muted);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 650;
  cursor: pointer;
  box-shadow: 0 0.5rem 1.5rem color-mix(in srgb, var(--color-board) 8%, transparent);
  transition: color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.blog-filter-button:hover {
  color: var(--color-brand);
  transform: translateY(-0.125rem);
}

.blog-filter-button:focus-visible {
  outline: 0.1875rem solid color-mix(in srgb, var(--color-brand) 35%, transparent);
  outline-offset: 0.1875rem;
}

.blog-filter-button.is-active {
  background: var(--color-brand);
  color: var(--color-surface);
}

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

.post-card {
  display: flex;
  min-width: 0;
  min-height: 20rem;
  flex-direction: column;
  padding: clamp(1.5rem, 3vw, 2rem);
  border-radius: var(--radius-large);
  background: var(--color-surface);
  box-shadow: 0 1.25rem 3.5rem color-mix(in srgb, var(--color-board) 9%, transparent);
}

.post-card-meta,
.related-post-meta,
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.625rem;
  color: var(--color-muted);
  font-size: 0.8125rem;
  line-height: 1.4;
}

.post-card h3 {
  margin: 1.25rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.08rem + 0.55vw, 1.5rem);
  line-height: 1.42;
}

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

.post-card h3 a:hover {
  color: var(--color-brand);
}

.post-card p {
  margin: 1rem 0 1.5rem;
  color: var(--color-muted);
  line-height: 1.78;
}

.post-card-link {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  margin-top: auto;
  color: var(--color-brand-deep);
  font-weight: 700;
  text-decoration: none;
}

.post-card-link::after {
  content: "→";
  margin-left: 0.45rem;
}

.post-card-link:hover {
  color: var(--color-brand);
}

.blog-empty-state {
  margin: 2rem 0 0;
  padding: 2rem;
  border-radius: var(--radius-medium);
  background: var(--color-mist);
  color: var(--color-muted);
  text-align: center;
}

.blog-breadcrumb,
nav.breadcrumb,
nav.breadcrumbs {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  margin-bottom: 1.25rem;
  overflow: hidden;
  color: color-mix(in srgb, var(--color-muted) 60%, transparent);
  font-size: 0.8125rem;
  line-height: 1.5;
  white-space: nowrap;
}

.blog-breadcrumb a,
nav.breadcrumb a,
nav.breadcrumbs a {
  flex: 0 0 auto;
  color: color-mix(in srgb, var(--color-muted) 60%, transparent);
  text-decoration: none;
}

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

.blog-breadcrumb .separator,
nav.breadcrumb .separator,
nav.breadcrumbs .separator {
  flex: 0 0 auto;
  color: color-mix(in srgb, var(--color-muted) 35%, transparent);
}

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

.article-shell {
  padding-top: 0.01rem;
}

.article-hero {
  padding-block: 0 2.25rem;
}

.article-hero .article-meta {
  margin-bottom: 0.875rem;
}

.article-hero h1 {
  max-width: 100%;
  margin-block: 0.875rem 0.75rem;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2rem);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -0.025em;
}

.article-lead {
  max-width: var(--reading-width);
  margin: 0.75rem 0 0;
  color: var(--color-muted);
  font-size: clamp(0.9375rem, 0.85rem + 0.45vw, 1.125rem);
  line-height: 1.7;
}

.article-body,
.prose {
  color: var(--color-ink);
  font-size: 1rem;
  line-height: 1.85;
}

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

.article-body > section + section,
.prose > section + section {
  margin-top: 3rem;
}

.article-body h2,
.prose h2 {
  margin: 2.75rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.08rem + 0.65vw, 1.5rem);
  line-height: 1.4;
}

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

.article-body h3,
.prose h3 {
  margin: 2rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 0.98rem + 0.35vw, 1.25rem);
  line-height: 1.45;
}

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

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

.article-body li + li,
.prose li + li {
  margin-top: 0.55rem;
}

.article-body a:not([class*="btn"]):not([class*="button"]),
.prose a:not([class*="btn"]):not([class*="button"]) {
  color: var(--color-brand-deep);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.article-body a:not([class*="btn"]):not([class*="button"]):hover,
.prose a:not([class*="btn"]):not([class*="button"]):hover {
  color: var(--color-brand);
}

.article-body blockquote,
.prose blockquote {
  margin: 1.75rem 0;
  padding: 1.25rem 1.5rem;
  border-left: 0.25rem solid var(--color-brand);
  border-radius: 0 var(--radius-medium) var(--radius-medium) 0;
  background: var(--color-mist);
  color: var(--color-muted);
}

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

.article-body code,
.prose code {
  padding: 0.12em 0.35em;
  border-radius: var(--radius-small);
  background: var(--color-mist);
  color: var(--color-brand-deep);
  font-family: var(--font-mono);
  font-size: 0.9em;
  overflow-wrap: anywhere;
}

.article-body pre,
.prose pre {
  max-width: 100%;
  margin: 1.75rem 0;
  padding: 1.25rem;
  overflow-x: auto;
  border-radius: var(--radius-medium);
  background: var(--color-board);
  color: var(--color-surface);
  line-height: 1.7;
}

.article-body pre code,
.prose pre code {
  padding: 0;
  background: transparent;
  color: inherit;
  overflow-wrap: normal;
}

.article-download-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin: 3rem 0 0;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: var(--radius-large);
  background: var(--color-mist);
  box-shadow: 0 1rem 3rem color-mix(in srgb, var(--color-board) 8%, transparent);
}

.article-download-card h2 {
  margin: 0 0 0.625rem;
}

.article-download-card p {
  margin: 0;
  color: var(--color-muted);
}

.article-download-card .button-row {
  flex: 0 0 auto;
}

.article-related {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 0.0625rem solid var(--color-line);
}

.article-related > h2 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.08rem + 0.65vw, 1.5rem);
}

.related-post-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(18.75rem, 1fr));
  gap: 1rem;
}

.related-post-card {
  min-width: 0;
  padding: 1.5rem;
  border-radius: var(--radius-medium);
  background: var(--color-surface);
  box-shadow: 0 0.75rem 2.5rem color-mix(in srgb, var(--color-board) 8%, transparent);
}

.related-post-card h3 {
  margin: 1rem 0 0;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  line-height: 1.5;
}

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

.related-post-card h3 a:hover {
  color: var(--color-brand);
}

.related-post-card p {
  margin: 0.75rem 0 0;
  color: var(--color-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

#post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
  padding-bottom: 3rem;
}

.post-nav-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.625rem;
  padding: 1.25rem;
  border-radius: var(--radius-medium);
  background: var(--color-mist);
  color: var(--color-ink);
  text-decoration: none;
}

.post-nav-card:hover {
  background: var(--color-mint);
}

.post-nav-label {
  color: var(--color-muted);
  font-size: 0.8125rem;
}

.post-nav-card strong {
  font-size: 0.9375rem;
  line-height: 1.55;
}

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

@media (max-width: 820px) {
  .blog-list-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .blog-post-grid {
    grid-template-columns: 1fr;
  }

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

  .article-download-card {
    align-items: flex-start;
    flex-direction: column;
  }

  .article-download-card .button-row {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .blog-list-hero {
    padding-block: 3rem;
  }

  .blog-list-hero h1 {
    font-size: 1.875rem;
  }

  .blog-list-section {
    padding-block: 2.75rem;
  }

  .blog-filter {
    width: 100%;
  }

  .blog-filter-button {
    flex: 1 1 auto;
  }

  .post-card {
    min-height: 0;
  }

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

  #post-nav {
    grid-template-columns: 1fr;
  }

  .post-nav-next {
    grid-column: 1;
    text-align: left;
  }
}