:root {
  --blog-reading-width: 56rem;
  --blog-column-width: calc(var(--blog-reading-width) + (var(--gutter) * 2));
  --blog-radius-pill: 999px;
  --blog-border-width: 1px;
  --blog-accent-tint: color-mix(in srgb, var(--color-electric) 12%, var(--color-surface));
  --blog-accent-tint-strong: color-mix(in srgb, var(--color-electric) 22%, var(--color-surface));
  --blog-soft-tint: color-mix(in srgb, var(--color-surface-soft) 70%, var(--color-surface));
  --blog-success-tint: color-mix(in srgb, var(--color-success) 12%, var(--color-surface));
  --blog-warning-tint: color-mix(in srgb, var(--color-warning) 13%, var(--color-surface));
  --blog-error-tint: color-mix(in srgb, var(--color-error) 10%, var(--color-surface));
  --blog-ink-tint: color-mix(in srgb, var(--color-ink) 92%, var(--color-surface));
  --blog-grid-line: color-mix(in srgb, var(--color-line) 45%, transparent);
  --blog-card-shadow: 0 1.25rem 2.5rem color-mix(in srgb, var(--color-electric) 10%, transparent);
  --blog-card-shadow-hover: 0 1.5rem 3rem color-mix(in srgb, var(--color-electric) 16%, transparent);
  --blog-short-transition: 180ms ease;
}

.blog-hero {
  position: relative;
  overflow: hidden;
  border-block: var(--blog-border-width) solid var(--color-line);
  background:
    linear-gradient(var(--blog-grid-line) var(--blog-border-width), transparent var(--blog-border-width)),
    linear-gradient(90deg, var(--blog-grid-line) var(--blog-border-width), transparent var(--blog-border-width)),
    var(--blog-accent-tint);
  background-size: 2rem 2rem;
}

.blog-hero::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--color-page), transparent, var(--color-page));
  content: "";
  pointer-events: none;
}

.blog-hero-inner {
  position: relative;
  z-index: 1;
  width: min(100%, var(--blog-column-width));
  margin-inline: auto;
  padding: clamp(3.5rem, 8vw, 6rem) var(--gutter);
}

.blog-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--color-electric-dark);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.blog-kicker svg {
  fill: currentColor;
}

.blog-hero h1,
.article-hero h1,
.article-card h3,
.related-card h3,
.post-nav-card strong {
  text-wrap: pretty;
  letter-spacing: -0.02em;
}

.blog-hero h1 {
  max-width: 48rem;
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 3rem);
  font-weight: 900;
  line-height: 1.08;
}

.blog-hero p {
  max-width: 44rem;
  margin: 1.25rem 0 0;
  color: var(--color-ink-soft);
  font-size: 1.05rem;
  line-height: 1.85;
}

.blog-index {
  width: min(100%, var(--blog-column-width));
  margin-inline: auto;
  padding: clamp(3rem, 7vw, 5rem) var(--gutter);
}

.blog-filter-row {
  margin-bottom: 2rem;
}

.blog-filter-row h2 {
  margin: 0 0 1.2rem;
  color: var(--color-ink);
  font-size: clamp(1.35rem, 3vw, 1.6rem);
  letter-spacing: -0.01em;
  text-wrap: pretty;
}

.tag-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.tag-filter {
  min-height: 2.5rem;
  padding: 0.55rem 0.95rem;
  border: var(--blog-border-width) solid var(--color-line);
  border-radius: var(--blog-radius-pill);
  background: var(--color-surface);
  color: var(--color-ink-soft);
  font: 700 0.9rem/1 var(--font-body);
  cursor: pointer;
  transition:
    border-color var(--blog-short-transition),
    background-color var(--blog-short-transition),
    color var(--blog-short-transition),
    transform var(--blog-short-transition);
}

.tag-filter:hover {
  border-color: var(--color-electric-dark);
  color: var(--color-ink);
  transform: translateY(-0.1rem);
}

.tag-filter:focus-visible {
  outline: 0.18rem solid var(--color-electric);
  outline-offset: 0.18rem;
}

.tag-filter.is-active {
  border-color: var(--color-electric);
  background: var(--color-electric);
  color: var(--color-ink);
}

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

.article-card {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 20rem;
  flex-direction: column;
  padding: clamp(1.35rem, 3vw, 2rem);
  overflow: hidden;
  border: var(--blog-border-width) solid var(--color-line);
  border-radius: var(--radius-medium);
  background: var(--color-surface);
  box-shadow: inset 0 var(--blog-border-width) color-mix(in srgb, var(--color-surface) 70%, transparent);
  transition:
    border-color var(--blog-short-transition),
    box-shadow var(--blog-short-transition),
    transform var(--blog-short-transition);
}

.article-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 0.25rem;
  background: var(--color-electric);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--blog-short-transition);
}

.article-card:hover {
  border-color: var(--color-electric);
  box-shadow: var(--blog-card-shadow);
  transform: translateY(-0.2rem);
}

.article-card:hover::before {
  transform: scaleX(1);
}

.article-card-meta,
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 0.45rem;
  color: var(--color-ink-soft);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.5;
}

.meta-separator {
  color: var(--color-electric-dark);
}

.tag {
  display: inline-block;
  color: var(--color-electric-dark);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 800;
}

.article-card h3 {
  margin: 1.1rem 0 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.4vw, 1.45rem);
  font-weight: 850;
  line-height: 1.45;
}

.article-card p {
  margin: 0.85rem 0 1.4rem;
  color: var(--color-ink-soft);
  font-size: 0.96rem;
  line-height: 1.8;
}

.article-link {
  width: fit-content;
  margin-top: auto;
  color: var(--color-electric-dark);
  font-weight: 800;
  text-decoration-thickness: 0.12rem;
  text-underline-offset: 0.25rem;
}

.article-link:hover {
  color: var(--color-ink);
}

.blog-empty,
.blog-noscript {
  margin: 1.5rem 0 0;
  padding: 1.25rem;
  border: var(--blog-border-width) solid var(--color-line);
  border-radius: var(--radius-small);
  background: var(--color-surface-soft);
  color: var(--color-ink-soft);
  line-height: 1.8;
}

.breadcrumb {
  width: min(100%, var(--blog-column-width));
  margin: 0 auto;
  padding: 1.3rem var(--gutter) 0;
  color: var(--color-ink-soft);
  font-size: 0.88rem;
  line-height: 1.7;
}

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

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

.breadcrumb a {
  color: var(--color-electric-dark);
}

.article-hero {
  position: relative;
  width: 100vw;
  max-width: none;
  margin: 1.4rem calc(50% - 50vw) 0;
  padding:
    clamp(3rem, 7vw, 5rem)
    max(var(--gutter), calc((100vw - var(--blog-reading-width)) / 2));
  overflow: hidden;
  border-block: var(--blog-border-width) solid var(--color-line);
  background:
    linear-gradient(var(--blog-grid-line) var(--blog-border-width), transparent var(--blog-border-width)),
    linear-gradient(90deg, var(--blog-grid-line) var(--blog-border-width), transparent var(--blog-border-width)),
    var(--blog-accent-tint);
  background-size: 2rem 2rem;
}

.article-hero::after {
  position: absolute;
  inset: auto 0 0;
  height: 0.3rem;
  background: linear-gradient(90deg, transparent, var(--color-electric), transparent);
  content: "";
}

.article-hero > * {
  position: relative;
  z-index: 1;
  max-width: var(--blog-reading-width);
  margin-inline: auto;
}

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

.article-hero h1 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.6rem);
  font-weight: 900;
  line-height: 1.18;
}

.article-hero > p,
.article-hero .article-summary {
  margin-top: 0;
  margin-bottom: 0;
  color: var(--color-ink-soft);
  font-size: 1.05rem;
  line-height: 1.85;
}

.reading-wrap,
.article-body,
.post-body,
.prose[data-article] {
  box-sizing: border-box;
  width: min(100%, var(--blog-column-width));
  max-width: var(--blog-column-width);
  margin-inline: auto;
  padding: clamp(2rem, 5vw, 3.5rem) var(--gutter) 0;
  color: var(--color-ink);
  font-size: 1rem;
  line-height: 1.85;
}

.article-body,
.post-body,
.prose[data-article] {
  counter-reset: blog-section;
}

.article-body h2,
.post-body h2,
.prose[data-article] h2 {
  position: relative;
  margin: 3rem 0 1rem;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.6rem);
  font-weight: 850;
  line-height: 1.35;
  letter-spacing: -0.01em;
  text-wrap: pretty;
  counter-increment: blog-section;
}

.article-body h2::before,
.post-body h2::before,
.prose[data-article] h2::before {
  display: inline-block;
  min-width: 2.35rem;
  margin-right: 0.7rem;
  padding-block: 0.08rem;
  border-radius: var(--radius-small);
  background: var(--color-electric);
  color: var(--color-ink);
  content: counter(blog-section, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.72em;
  line-height: 1.35;
  text-align: center;
  vertical-align: 0.12em;
}

.article-body h3,
.post-body h3,
.prose[data-article] h3 {
  margin: 2rem 0 0.75rem;
  color: var(--color-ink);
  font-size: clamp(1.15rem, 2vw, 1.3rem);
  line-height: 1.45;
  letter-spacing: -0.01em;
  text-wrap: pretty;
}

.article-body p,
.post-body p,
.prose[data-article] p {
  margin: 0 0 1.25rem;
}

.article-body a,
.post-body a,
.prose[data-article] a {
  color: var(--color-electric-dark);
  text-decoration-thickness: 0.1rem;
  text-underline-offset: 0.2rem;
}

.article-body ul,
.article-body ol,
.post-body ul,
.post-body ol,
.prose[data-article] ul,
.prose[data-article] ol {
  margin: 0 0 1.5rem;
  padding-left: 1.4rem;
}

.article-body li,
.post-body li,
.prose[data-article] li {
  margin-block: 0.55rem;
  padding-left: 0.25rem;
}

.article-body blockquote,
.post-body blockquote,
.prose[data-article] blockquote {
  margin: 1.8rem 0;
  padding: 1.2rem 1.4rem;
  border-left: 0.28rem solid var(--color-electric);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  background: var(--blog-accent-tint);
  color: var(--color-ink);
}

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

.article-body table,
.post-body table,
.prose[data-article] table {
  width: 100%;
  margin: 1.8rem 0;
  border-spacing: 0;
  border-collapse: collapse;
  border: var(--blog-border-width) solid var(--color-line);
  background: var(--color-surface);
  font-size: 0.92rem;
  line-height: 1.65;
}

.article-body th,
.post-body th,
.prose[data-article] th {
  padding: 0.85rem 1rem;
  border: var(--blog-border-width) solid var(--color-ink);
  background: var(--blog-ink-tint);
  color: var(--color-surface);
  text-align: left;
  white-space: nowrap;
}

.article-body td,
.post-body td,
.prose[data-article] td {
  padding: 0.85rem 1rem;
  border: var(--blog-border-width) solid var(--color-line);
  vertical-align: top;
}

.article-body tbody tr:nth-child(even),
.post-body tbody tr:nth-child(even),
.prose[data-article] tbody tr:nth-child(even) {
  background: var(--blog-soft-tint);
}

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

.article-body pre,
.post-body pre,
.prose[data-article] pre {
  position: relative;
  margin: 1.8rem 0;
  padding: 3rem 1.25rem 1.25rem;
  overflow-x: auto;
  border: var(--blog-border-width) solid var(--color-ink);
  border-radius: var(--radius-medium);
  background: var(--blog-ink-tint);
  color: var(--color-surface);
  font: 0.88rem/1.75 var(--font-mono);
}

.article-body pre::before,
.post-body pre::before,
.prose[data-article] pre::before {
  position: absolute;
  top: 0.9rem;
  left: 1.1rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: var(--blog-radius-pill);
  background: var(--color-error);
  box-shadow:
    1rem 0 var(--color-warning),
    2rem 0 var(--color-success);
  content: "";
}

.article-body code,
.post-body code,
.prose[data-article] code {
  font-family: var(--font-mono);
}

.article-body :not(pre) > code,
.post-body :not(pre) > code,
.prose[data-article] :not(pre) > code {
  padding: 0.12rem 0.35rem;
  border-radius: var(--radius-small);
  background: var(--color-surface-soft);
  color: var(--color-ink);
  font-size: 0.9em;
}

.callout {
  position: relative;
  margin: 1.8rem 0;
  padding: 1.2rem 1.3rem 1.2rem 3.7rem;
  border: var(--blog-border-width) solid var(--color-line);
  border-left: 0.3rem solid var(--color-electric);
  border-radius: var(--radius-small);
  background: var(--blog-accent-tint);
}

.callout::before {
  position: absolute;
  top: 1.15rem;
  left: 1.15rem;
  display: grid;
  width: 1.65rem;
  height: 1.65rem;
  place-items: center;
  border-radius: var(--blog-radius-pill);
  background: var(--color-electric);
  color: var(--color-ink);
  content: "i";
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 900;
}

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

.callout.warning::before {
  background: var(--color-warning);
}

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

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

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 11rem), 1fr));
  gap: 0.85rem;
  margin: 1.8rem 0;
}

.stat-card {
  position: relative;
  padding: 1.2rem;
  overflow: hidden;
  border: var(--blog-border-width) solid var(--color-line);
  border-radius: var(--radius-small);
  background: var(--blog-accent-tint);
}

.stat-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 0.25rem;
  background: var(--color-electric);
  content: "";
}

.stat-card:nth-child(even) {
  background: var(--blog-soft-tint);
}

.stat-card:nth-child(even)::before {
  background: var(--color-electric-dark);
}

.stat-num {
  display: block;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: clamp(1.55rem, 4vw, 2.15rem);
  font-weight: 900;
  line-height: 1.2;
}

.stat-label {
  display: block;
  margin-top: 0.45rem;
  color: var(--color-ink-soft);
  font-size: 0.88rem;
  line-height: 1.55;
}

.check-list {
  margin: 1.8rem 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  margin: 0;
  padding: 0.9rem 1rem;
  border: var(--blog-border-width) solid var(--color-line);
  background: var(--color-surface);
  list-style: none;
}

.check-list li + li {
  border-top: 0;
}

.check-list li:first-child {
  border-radius: var(--radius-small) var(--radius-small) 0 0;
}

.check-list li:last-child {
  border-radius: 0 0 var(--radius-small) var(--radius-small);
}

.check-list li:only-child {
  border-radius: var(--radius-small);
}

.verdict {
  margin: 1.8rem 0;
  padding: 1.2rem 1.35rem;
  border-left: 0.35rem solid var(--color-electric);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  background: var(--blog-accent-tint-strong);
  color: var(--color-ink);
}

.verdict strong:first-child {
  color: var(--color-electric-dark);
}

.promo-block {
  position: relative;
  display: grid;
  width: min(100%, var(--blog-column-width));
  box-sizing: border-box;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: center;
  margin: clamp(3rem, 7vw, 5rem) auto 0;
  padding: clamp(1.5rem, 4vw, 2.5rem) var(--gutter);
  overflow: hidden;
  border: 0.15rem solid var(--color-electric-dark);
  border-radius: var(--radius-medium);
  background: linear-gradient(135deg, var(--color-electric), var(--color-electric-light));
  color: var(--color-ink);
}

.promo-block::before {
  position: absolute;
  top: -4rem;
  right: -2rem;
  width: 11rem;
  height: 11rem;
  border: 0.8rem solid color-mix(in srgb, var(--color-ink) 10%, transparent);
  border-radius: var(--blog-radius-pill);
  content: "";
}

.promo-block > * {
  position: relative;
  z-index: 1;
}

.promo-block h2 {
  margin: 0 0 0.5rem;
  color: var(--color-ink);
  font-size: clamp(1.35rem, 3vw, 1.6rem);
  letter-spacing: -0.01em;
  text-wrap: pretty;
}

.promo-block p {
  margin: 0;
  color: var(--color-ink);
  line-height: 1.75;
}

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

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

#related-posts {
  width: min(100%, var(--blog-column-width));
  box-sizing: border-box;
  margin-inline: auto;
  padding: 3rem var(--gutter) 1.5rem;
}

#related-posts > h2 {
  margin: 0 0 1.2rem;
  color: var(--color-ink);
  font-size: clamp(1.35rem, 3vw, 1.6rem);
  letter-spacing: -0.01em;
  text-wrap: pretty;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.related-card {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 1.2rem;
  border: var(--blog-border-width) solid var(--color-line);
  border-radius: var(--radius-small);
  background: var(--color-surface);
  transition:
    border-color var(--blog-short-transition),
    box-shadow var(--blog-short-transition),
    transform var(--blog-short-transition);
}

.related-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 0.2rem;
  background: var(--color-electric);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--blog-short-transition);
}

.related-card:hover {
  border-color: var(--color-electric);
  box-shadow: var(--blog-card-shadow);
  transform: translateY(-0.18rem);
}

.related-card:hover::before {
  transform: scaleX(1);
}

.related-card h3 {
  margin: 0.75rem 0 0;
  color: var(--color-ink);
  font-size: 1.05rem;
  line-height: 1.55;
}

.related-card p {
  margin: 0.65rem 0 1rem;
  color: var(--color-ink-soft);
  font-size: 0.88rem;
  line-height: 1.7;
}

#post-nav {
  display: grid;
  width: min(100%, var(--blog-column-width));
  box-sizing: border-box;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin-inline: auto;
  padding: 1.5rem var(--gutter) 2rem;
}

.post-nav-card {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 7rem;
  flex-direction: column;
  gap: 0.55rem;
  justify-content: center;
  padding: 1.2rem;
  border: var(--blog-border-width) solid var(--color-line);
  border-radius: var(--radius-small);
  background: var(--color-surface-soft);
  color: var(--color-ink);
  text-decoration: none;
  transition:
    border-color var(--blog-short-transition),
    background-color var(--blog-short-transition),
    transform var(--blog-short-transition);
}

.post-nav-card:hover {
  border-color: var(--color-electric);
  background: var(--blog-accent-tint);
  transform: translateY(-0.16rem);
}

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

.post-nav-label {
  color: var(--color-electric-dark);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 800;
}

.post-nav-card strong {
  font-size: 0.96rem;
  line-height: 1.55;
}

@media (max-width: 860px) {
  .article-body table,
  .post-body table,
  .prose[data-article] table {
    display: block;
    width: fit-content;
    max-width: 100%;
    overflow-x: auto;
    white-space: nowrap;
  }

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

@media (max-width: 720px) {
  .blog-list {
    grid-template-columns: 1fr;
  }

  .article-card {
    min-height: auto;
  }

  .promo-block {
    grid-template-columns: 1fr;
  }

  .promo-block .btn {
    width: fit-content;
  }
}

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

  .article-hero {
    padding-inline: max(var(--gutter), 1.5rem);
  }

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

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

  .tag-filters {
    flex-wrap: nowrap;
    padding-bottom: 0.5rem;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .tag-filter {
    flex: 0 0 auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-card,
  .article-card::before,
  .related-card,
  .related-card::before,
  .post-nav-card,
  .tag-filter {
    scroll-behavior: auto;
    transition: none;
  }

  .article-card:hover,
  .related-card:hover,
  .post-nav-card:hover,
  .tag-filter:hover {
    transform: none;
  }
}