:root {
  --blog-hero-space-top: clamp(4rem, 9vw, 7rem);
  --blog-hero-space-bottom: clamp(3rem, 7vw, 5.5rem);
  --blog-section-space: clamp(4rem, 8vw, 7rem);
  --blog-card-gap: 1rem;
  --blog-card-padding: clamp(1.25rem, 3vw, 2rem);
  --blog-reading-size: 1rem;
  --blog-reading-leading: 1.85;
  --blog-meta-size: 0.78rem;
  --blog-small-size: 0.875rem;
  --blog-title-tracking: -0.015em;
  --blog-control-height: 2.6rem;
  --blog-rule-size: 0.0625rem;
  --blog-accent-rule-size: 0.25rem;
  --blog-fab-offset: 1.25rem;
  --blog-fab-height: 3rem;
  --blog-fab-layer: 40;
  --blog-transition-time: 180ms;
  --blog-reading-width: 48rem;
}

.blog-hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--blog-hero-space-top) var(--blog-hero-space-bottom);
  border-bottom: var(--blog-rule-size) solid var(--color-border-soft);
  background:
    linear-gradient(var(--color-grid) var(--blog-rule-size), transparent var(--blog-rule-size)),
    linear-gradient(90deg, var(--color-grid) var(--blog-rule-size), transparent var(--blog-rule-size)),
    var(--color-bg);
  background-size: 3rem 3rem;
}

.blog-hero::after {
  position: absolute;
  inset: auto 8% -45% auto;
  width: min(38rem, 70vw);
  aspect-ratio: 1;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle, var(--color-accent-soft), transparent 68%);
  content: "";
  pointer-events: none;
}

.blog-hero .wrap {
  position: relative;
  z-index: 1;
}

.blog-hero-copy {
  max-width: 45rem;
}

.blog-kicker,
.section-eyebrow {
  display: inline-block;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.blog-hero h1 {
  max-width: 12ch;
  margin-block: 0.75rem 1rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 3rem);
  line-height: 1.08;
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

.blog-hero p {
  max-width: 42rem;
  margin: 0;
  color: var(--color-text-muted);
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.75;
}

.blog-hero .fact-strip {
  margin-top: 2rem;
}

.blog-index-section {
  padding-block: var(--blog-section-space);
}

.blog-index-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.blog-index-heading h2 {
  margin-block: 0.5rem 0;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 4vw, 2.25rem);
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

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

.blog-filter-button {
  min-height: var(--blog-control-height);
  padding-inline: 1rem;
  border: var(--blog-rule-size) solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-text-muted);
  font: 600 var(--blog-small-size)/1 var(--font-body);
  cursor: pointer;
  transition:
    border-color var(--blog-transition-time) ease,
    background-color var(--blog-transition-time) ease,
    color var(--blog-transition-time) ease;
}

.blog-filter-button:hover,
.blog-filter-button:focus-visible {
  border-color: var(--color-accent-dark);
  color: var(--color-text);
}

.blog-filter-button.is-active {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-bg);
}

.article-list {
  display: grid;
  gap: var(--blog-card-gap);
}

.article-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 2rem;
  padding: var(--blog-card-padding);
  border: var(--blog-rule-size) solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: 0 1rem 3rem var(--color-shadow-soft);
  transition:
    border-color var(--blog-transition-time) ease,
    transform var(--blog-transition-time) ease,
    background-color var(--blog-transition-time) ease;
}

.article-card:hover {
  border-color: var(--color-accent-dark);
  background: var(--color-panel-raised);
  transform: translateY(-0.15rem);
}

.article-meta,
.article-hero-meta {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 0.55rem 0.8rem;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  line-height: 1.5;
}

.article-card h3,
.related-card h3 {
  margin-block: 0.9rem 0.65rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.5vw, 1.3rem);
  line-height: 1.4;
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

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

.article-card p,
.related-card p {
  max-width: 48rem;
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--blog-reading-size);
  line-height: 1.75;
}

.article-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.article-link span {
  transition: transform var(--blog-transition-time) ease;
}

.article-link:hover span,
.article-link:focus-visible span {
  transform: translateX(0.2rem);
}

.blog-empty {
  margin-block: 2rem 0;
  padding: 1.5rem;
  border: var(--blog-rule-size) dashed var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  text-align: center;
}

.blog-bottom-cta {
  padding-block: 0 var(--blog-section-space);
}

.blog-bottom-cta-inner,
.article-promo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: var(--blog-rule-size) solid var(--color-accent-dark);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(120deg, var(--color-accent-soft), transparent 55%),
    var(--color-panel-raised);
  box-shadow: 0 1.5rem 4rem var(--color-shadow);
}

.blog-bottom-cta h2,
.article-promo h2 {
  margin-block: 0.45rem 0.65rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2rem);
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

.blog-bottom-cta p,
.article-promo p {
  max-width: 42rem;
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.breadcrumb {
  width: min(100% - (var(--gutter) * 2), var(--blog-reading-width));
  max-width: none;
  margin: 1.5rem auto 0;
  padding-inline: 0;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  line-height: 1.6;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumb li:not(:last-child)::after {
  margin-left: 0.45rem;
  color: var(--color-border);
  content: "/";
}

.breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--color-accent);
}

.article-hero {
  width: min(100% - (var(--gutter) * 2), var(--blog-reading-width));
  max-width: none;
  margin-inline: auto;
  padding: clamp(2.25rem, 6vw, 4.5rem) 0 clamp(2rem, 5vw, 3.5rem);
}

.article-hero h1 {
  margin-block: 1rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.6rem);
  line-height: 1.18;
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

.article-hero-summary {
  margin: 0;
  color: var(--color-text-muted);
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.8;
}

.article-body,
.article-footer-area {
  width: min(100% - (var(--gutter) * 2), var(--blog-reading-width));
  margin-inline: auto;
}

.article-body {
  color: var(--color-text-muted);
  font-size: var(--blog-reading-size);
  line-height: var(--blog-reading-leading);
}

.article-body h2 {
  margin-block: 2.6rem 1rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.6rem);
  line-height: 1.35;
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

.article-body h3 {
  margin-block: 2rem 0.75rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.3rem);
  line-height: 1.45;
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

.article-body p,
.article-body ul,
.article-body ol,
.article-body blockquote,
.article-body pre {
  margin-block: 0 1.35rem;
}

.article-body ul,
.article-body ol {
  padding-left: 1.35rem;
}

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

.article-body a {
  color: var(--color-accent);
  text-underline-offset: 0.2em;
}

.article-body blockquote {
  padding: 1rem 1.25rem;
  border-left: var(--blog-accent-rule-size) solid var(--color-accent-dark);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--color-panel);
  color: var(--color-white-soft);
}

.article-body pre {
  overflow-x: auto;
  padding: 1.25rem;
  border: var(--blog-rule-size) solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-deep);
  color: var(--color-white-soft);
  font: var(--blog-small-size)/1.75 var(--font-mono);
}

.article-body code {
  font-family: var(--font-mono);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 10rem), 1fr));
  gap: 0.75rem;
  margin-block: 1.75rem;
}

.stat-card {
  padding: 1.25rem;
  border: var(--blog-rule-size) solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
}

.stat-num {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 700;
  line-height: 1.2;
}

.stat-label {
  margin-top: 0.45rem;
  color: var(--color-text-muted);
  font-size: var(--blog-small-size);
  line-height: 1.55;
}

.article-body .check-list {
  margin-block: 1.75rem;
  padding: 1.25rem 1.25rem 1.25rem 1.5rem;
  border: var(--blog-rule-size) solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  list-style: none;
}

.article-body .check-list li {
  padding-left: 0;
}

.verdict {
  margin-block: 1.75rem;
  padding: 1.1rem 1.25rem;
  border-left: var(--blog-accent-rule-size) solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--color-panel-raised);
  color: var(--color-text-muted);
}

.verdict strong {
  color: var(--color-text);
}

.article-promo {
  margin-block: clamp(3rem, 7vw, 5rem);
}

.article-promo-brand {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
  font-weight: 700;
  letter-spacing: 0.1em;
}

#related-posts {
  margin-block: clamp(3.5rem, 8vw, 6rem) 2rem;
}

#related-posts > h2 {
  margin-block: 0 1.25rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 1.6rem);
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

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

.related-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 1.25rem;
  border: var(--blog-rule-size) solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.related-card p {
  flex: 1;
  font-size: var(--blog-small-size);
}

.related-card .article-link {
  margin-top: 1.25rem;
}

#post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--blog-card-gap);
  margin-block: 0 clamp(4rem, 8vw, 7rem);
}

.post-nav-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.25rem;
  border: var(--blog-rule-size) solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  color: var(--color-text);
  text-decoration: none;
  transition:
    border-color var(--blog-transition-time) ease,
    background-color var(--blog-transition-time) ease;
}

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

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

.post-nav-label {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--blog-meta-size);
}

.post-nav-card strong {
  font-size: var(--blog-small-size);
  line-height: 1.55;
  letter-spacing: var(--blog-title-tracking);
  text-wrap: pretty;
}

.float-cta {
  position: fixed;
  right: var(--blog-fab-offset);
  bottom: var(--blog-fab-offset);
  z-index: var(--blog-fab-layer);
  display: inline-flex;
  min-height: var(--blog-fab-height);
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding-inline: 1.1rem;
  border: var(--blog-rule-size) solid var(--color-accent);
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: 0 0.8rem 2.5rem var(--color-accent-glow);
  color: var(--color-bg);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: 700;
  text-decoration: none;
}

.float-cta-icon {
  display: inline-grid;
  width: 1.35rem;
  height: 1.35rem;
  place-items: center;
  flex: 0 0 auto;
}

@media (max-width: 52rem) {
  .blog-index-heading,
  .blog-bottom-cta-inner,
  .article-promo {
    align-items: flex-start;
    flex-direction: column;
  }

  .article-card {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

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

@media (max-width: 38rem) {
  .blog-hero {
    background-size: 2rem 2rem;
  }

  .blog-filters {
    width: 100%;
  }

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

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

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

  .float-cta {
    right: var(--gutter);
    bottom: var(--gutter);
    max-width: calc(100vw - (var(--gutter) * 2));
    min-height: 2.75rem;
  }
}

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

  .article-card:hover {
    transform: none;
  }
}