:root {
  --blog-column: 56rem;
  --blog-list-title: clamp(2rem, 4vw, 3rem);
  --blog-article-title: clamp(1.8rem, 3.5vw, 2.6rem);
  --blog-h2: clamp(1.3rem, 2.3vw, 1.6rem);
  --blog-h3: clamp(1.1rem, 2vw, 1.3rem);
  --blog-body-size: 1rem;
  --blog-small-size: .875rem;
  --blog-kicker-size: .75rem;
  --blog-body-leading: 1.9;
  --blog-title-leading: 1.4;
  --blog-tracking: -.015em;
  --blog-kicker-tracking: .12em;
  --blog-breadcrumb-gap: 1.5rem;
  --blog-gap: 1.5rem;
  --blog-card-pad: 1.5rem;
  --blog-section-gap: 3rem;
  --blog-line: 1px;
  --blog-rule-height: 2px;
  --blog-rule-width: 3.5em;
  --blog-corner-size: 6px;
  --blog-code-head: 2.75rem;
  --blog-hover-lift: -3px;
  --blog-duration: 180ms;
  --blog-focus-width: 2px;
  --blog-focus-offset: 4px;
  --blog-float-inset: 1.25rem;
  --blog-float-bottom: 1.25rem;
  --blog-float-z: 40;
}

.blog-page {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
}

.blog-page *,
.blog-page *::before,
.blog-page *::after {
  box-sizing: border-box;
}

.blog-page h1,
.blog-page h2,
.blog-page h3,
.article-hero h1,
.article-body h2,
.article-body h3,
.prose h2,
.prose h3,
.article-card h2,
.article-card h3 {
  display: block;
  text-wrap: pretty;
  letter-spacing: var(--blog-tracking);
  overflow-wrap: anywhere;
}

.blog-page a:focus-visible,
.blog-page button:focus-visible,
.float-cta:focus-visible {
  outline: var(--blog-focus-width) solid var(--text);
  outline-offset: var(--blog-focus-offset);
}

.blog-skip {
  position: fixed;
  top: var(--blog-gap);
  left: var(--gutter);
  z-index: var(--blog-float-z);
  padding: .75rem 1rem;
  background: var(--panel);
  color: var(--text);
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-sm);
  transform: translateY(-200%);
}

.blog-skip:focus {
  transform: none;
}

.blog-page .breadcrumbs {
  margin-top: var(--blog-breadcrumb-gap);
  margin-bottom: 0;
  color: var(--muted);
  font-size: var(--blog-small-size);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .5rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

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

.breadcrumbs li + li::before {
  content: "›";
  margin-inline-end: .5rem;
  color: var(--muted);
}

.breadcrumbs a {
  color: inherit;
  text-underline-offset: .2em;
}

.reading-wrap,
.article-hero,
.article-breadcrumbs,
.blog-article .breadcrumbs,
.blog-page:not(.blog-index) .breadcrumbs {
  width: 100%;
  max-width: calc(var(--blog-column) + var(--gutter) + var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.blog-page .reading-wrap {
  width: 100%;
  max-width: calc(var(--blog-column) + var(--gutter) + var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.blog-hero,
.article-hero {
  text-align: center;
  background: none;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  padding-block: 3rem 2.5rem;
}

.blog-kicker,
.article-kicker,
.article-hero .kicker {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: var(--blog-kicker-size);
  font-weight: var(--weight-medium);
  letter-spacing: var(--blog-kicker-tracking);
  color: var(--muted);
  text-transform: uppercase;
}

.blog-hero h1 {
  margin: 0;
  font-size: var(--blog-list-title);
  font-weight: var(--weight-semibold);
  line-height: var(--blog-title-leading);
}

.article-hero h1 {
  max-width: 100%;
  margin: 0;
  font-size: var(--blog-article-title);
  font-weight: var(--weight-semibold);
  line-height: var(--blog-title-leading);
}

.blog-hero h1::after,
.article-hero h1::after {
  content: "";
  display: block;
  width: var(--blog-rule-width);
  height: var(--blog-rule-height);
  margin: 1.25rem auto;
  background: var(--accent);
}

.blog-deck,
.article-summary,
.article-hero > p:not(.article-kicker):not(.kicker):not(.blog-kicker) {
  margin: 1rem auto 0;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
}

.article-hero .article-meta,
.article-hero .hero-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: .5rem;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: var(--blog-small-size);
}

.article-hero .article-meta > * + *::before,
.article-hero .hero-meta > * + *::before {
  content: "·";
  margin-inline-end: .5rem;
  color: var(--muted);
}

.article-hero .article-meta .tag,
.article-hero .hero-meta .tag {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: none;
  color: var(--text);
}

.blog-catalog {
  padding-bottom: var(--blog-section-gap);
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: .25rem 1.25rem;
  border-bottom: var(--blog-line) solid var(--border);
}

.blog-filters button {
  position: relative;
  padding: .875rem .125rem;
  border: 0;
  border-radius: 0;
  background: none;
  color: var(--muted);
  font: inherit;
  font-size: var(--blog-small-size);
  cursor: pointer;
}

.blog-filters button::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: var(--blog-rule-height);
  background: var(--accent);
  opacity: 0;
  transition: opacity var(--blog-duration) var(--ease);
}

.blog-filters button[aria-pressed="true"] {
  color: var(--text);
  font-weight: var(--weight-semibold);
}

.blog-filters button[aria-pressed="true"]::after {
  opacity: 1;
}

.blog-status {
  margin: 1.25rem 0;
  color: var(--muted);
  font-size: var(--blog-small-size);
}

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

.article-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: var(--blog-card-pad);
  background: var(--panel);
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-card);
  transition: transform var(--blog-duration) var(--ease), border-color var(--blog-duration) var(--ease);
}

.article-card::before {
  content: "";
  position: absolute;
  top: .75rem;
  right: .75rem;
  width: var(--blog-corner-size);
  height: var(--blog-corner-size);
  background: var(--accent);
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem .75rem;
  color: var(--muted);
  font-size: var(--blog-small-size);
  line-height: 1.6;
}

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

.article-card .tag {
  display: inline-block;
  max-width: 100%;
  padding: .2rem .5rem;
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-xs);
  background: var(--panel-2);
  color: var(--text);
  white-space: normal;
}

.article-card h2,
.article-card h3 {
  margin: 1rem 0 .75rem;
  font-size: var(--blog-h3);
  line-height: 1.6;
  font-weight: var(--weight-semibold);
}

.article-card h2 a,
.article-card h3 a {
  color: var(--text);
  text-decoration: none;
}

.article-card p {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: var(--blog-small-size);
  line-height: var(--blog-body-leading);
}

.article-card .article-read-link {
  align-self: flex-start;
  margin-top: auto;
  color: var(--text);
  font-size: var(--blog-small-size);
  text-underline-offset: .25em;
}

.article-card:focus-within,
.post-nav-card:focus-visible {
  border-color: var(--text);
}

.blog-empty {
  grid-column: 1 / -1;
  padding: 2rem;
  background: var(--panel-2);
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-sm);
  line-height: var(--blog-body-leading);
}

.blog-empty h2 {
  margin: 0 0 .75rem;
  font-size: var(--blog-h3);
}

.blog-empty p {
  margin: .5rem 0;
}

.article-body,
.blog-page .prose,
[data-article-body] {
  min-width: 0;
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
  overflow-wrap: anywhere;
  counter-reset: blog-section;
}

.article-body > :first-child,
.blog-page .prose > :first-child,
[data-article-body] > :first-child {
  margin-top: 0;
}

.article-body h2,
.blog-page .prose h2,
[data-article-body] h2 {
  margin: 2.5rem 0 1rem;
  font-size: var(--blog-h2);
  line-height: 1.6;
  font-weight: var(--weight-semibold);
}

.article-body h2::before,
.blog-page .prose h2::before,
[data-article-body] h2::before {
  counter-increment: blog-section;
  content: counter(blog-section, decimal-leading-zero) " / ";
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  font-weight: var(--weight-normal);
  color: var(--muted);
  vertical-align: .15em;
}

.article-body h3,
.blog-page .prose h3,
[data-article-body] h3 {
  margin: 1.75rem 0 .75rem;
  font-size: var(--blog-h3);
  line-height: 1.6;
}

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

.article-body :is(ul, ol),
.blog-page .prose :is(ul, ol),
[data-article-body] :is(ul, ol) {
  padding-inline-start: 1.5rem;
  margin-block: 1rem 1.5rem;
}

.article-body li + li,
.blog-page .prose li + li {
  margin-top: .5rem;
}

.article-body a,
.blog-page .prose a {
  color: var(--text);
  text-decoration-thickness: var(--blog-line);
  text-underline-offset: .25em;
}

.article-body :is(img, svg, video),
.blog-page .prose :is(img, svg, video) {
  max-width: 100%;
  height: auto;
}

.article-body blockquote,
.blog-page .prose blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  border-inline-start: var(--blog-rule-height) solid var(--border);
  background: var(--panel-2);
  color: var(--muted);
  font-family: var(--font-display);
}

.article-body code,
.blog-page .prose code {
  padding: .15em .35em;
  border-radius: var(--r-xs);
  background: var(--panel-2);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  overflow-wrap: anywhere;
}

.article-body pre,
.blog-page .prose pre {
  position: relative;
  max-width: 100%;
  margin: 1.5rem 0;
  padding: calc(var(--blog-code-head) + 1rem) 1.25rem 1.25rem;
  overflow-x: auto;
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-sm);
  background: var(--text);
  color: var(--panel);
}

.article-body pre::before,
.blog-page .prose pre::before {
  content: "VPNNF / TERMINAL";
  position: absolute;
  top: 0;
  inset-inline: 0;
  height: var(--blog-code-head);
  padding: .75rem 1.25rem;
  border-bottom: var(--blog-line) solid var(--muted);
  color: var(--panel-2);
  font-family: var(--font-mono);
  font-size: var(--blog-kicker-size);
  letter-spacing: var(--blog-kicker-tracking);
}

.article-body pre code,
.blog-page .prose pre code {
  padding: 0;
  background: none;
  color: inherit;
  white-space: pre;
  overflow-wrap: normal;
  line-height: 1.8;
}

.blog-page .table-scroll {
  max-width: 100%;
  margin-block: 1.5rem;
  overflow-x: auto;
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-sm);
}

.article-body table,
.blog-page .prose table {
  width: 100%;
  margin: 1.5rem 0;
  border-collapse: collapse;
  font-size: var(--blog-small-size);
}

.blog-page .table-scroll table {
  margin: 0;
}

.article-body caption,
.blog-page .prose caption {
  padding: .75rem 1rem;
  color: var(--muted);
  text-align: start;
}

.article-body :is(th, td),
.blog-page .prose :is(th, td) {
  padding: .875rem 1rem;
  border-bottom: var(--blog-line) solid var(--border);
  text-align: start;
  vertical-align: top;
}

.article-body thead th,
.blog-page .prose thead th {
  background: var(--text);
  color: var(--panel);
  font-weight: var(--weight-semibold);
}

.article-body tbody tr,
.blog-page .prose tbody tr {
  background: var(--panel);
}

.article-body tbody tr:nth-child(even),
.blog-page .prose tbody tr:nth-child(even) {
  background: var(--panel-2);
}

.article-body tbody tr:hover,
.blog-page .prose tbody tr:hover {
  background: color-mix(in srgb, var(--border) 65%, var(--panel));
}

.blog-page .callout,
.blog-page .verdict {
  position: relative;
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem 1.25rem 3.5rem;
  border: var(--blog-line) solid var(--border);
  border-inline-start: var(--blog-rule-height) solid var(--text);
  border-radius: var(--r-sm);
  background: var(--panel);
  color: var(--text);
}

.blog-page .callout::before {
  content: "i";
  position: absolute;
  top: 1.3rem;
  left: 1.25rem;
  width: 1.25rem;
  height: 1.25rem;
  border: var(--blog-line) solid currentColor;
  border-radius: var(--r-round);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  line-height: 1.15rem;
  text-align: center;
}

.blog-page .callout.warning,
.blog-page .callout-warning,
.blog-page .callout[data-kind="warning"] {
  border-inline-start-color: var(--warn);
  background: color-mix(in srgb, var(--warn) 10%, var(--panel));
}

.blog-page .callout.success,
.blog-page .callout-success,
.blog-page .callout[data-kind="success"] {
  border-inline-start-color: var(--success);
  background: color-mix(in srgb, var(--success) 10%, var(--panel));
}

.blog-page .callout > :last-child,
.blog-page .verdict > :last-child {
  margin-bottom: 0;
}

.blog-page .verdict {
  padding-inline-start: 1.5rem;
  border-inline-start-color: var(--accent);
  background: var(--panel-2);
}

.blog-page .verdict strong:first-child {
  font-weight: var(--weight-bold);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}

.stat-card {
  min-width: 0;
  padding: 1.25rem;
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-sm);
  background: var(--panel);
}

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

.stat-num {
  display: block;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--blog-h2);
  font-weight: var(--weight-semibold);
  overflow-wrap: anywhere;
}

.stat-label {
  display: block;
  margin-top: .5rem;
  color: var(--muted);
  font-size: var(--blog-small-size);
}

.blog-page .check-list {
  padding: 0;
  margin: 1.5rem 0;
  list-style: none;
}

.blog-page .check-list li {
  padding: 1rem 1.25rem;
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-sm);
  background: var(--panel);
}

.blog-page .check-list li + li {
  margin-top: .75rem;
}

.promo-block {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--blog-gap);
  margin-block: 2.5rem;
  padding: 2rem;
  border: var(--blog-line) solid var(--border);
  border-radius: var(--r-sm);
  background: linear-gradient(125deg, var(--panel), var(--panel-2));
  box-shadow: var(--shadow-soft);
  color: var(--text);
}

.promo-block::before,
.promo-block::after {
  content: "";
  position: absolute;
  width: var(--blog-corner-size);
  height: var(--blog-corner-size);
  background: var(--accent);
}

.promo-block::before {
  top: .75rem;
  left: .75rem;
}

.promo-block::after {
  right: .75rem;
  bottom: .75rem;
}

.promo-block > div {
  flex: 1 1 18rem;
  min-width: 0;
}

.promo-block p {
  margin: .5rem 0 0;
  line-height: var(--blog-body-leading);
}

.promo-block .promo-brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--blog-h2);
  font-weight: var(--weight-normal);
}

.promo-block .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  white-space: normal;
}

.promo-block :is(.btn-primary, .btn-ink) {
  background: var(--text);
  color: var(--panel);
  border-color: var(--text);
}

.promo-block :is(.btn-secondary, .btn-line) {
  background: var(--panel);
  color: var(--text);
  border-color: var(--text);
}

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

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

#related-posts > .related-title {
  margin: 0 0 1.25rem;
  font-size: var(--blog-h2);
  line-height: 1.6;
}

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

.post-nav-card {
  display: block;
  min-width: 0;
  padding: var(--blog-card-pad);
  border: var(--blog-line) solid var(--border);
  border-top-width: var(--blog-rule-height);
  border-radius: var(--r-sm);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: transform var(--blog-duration) var(--ease), border-color var(--blog-duration) var(--ease);
}

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

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

.post-nav-label,
.post-nav-meta {
  color: var(--muted);
  font-size: var(--blog-small-size);
}

.post-nav-title {
  margin-block: .75rem;
  font-size: var(--blog-body-size);
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.float-cta {
  position: fixed;
  right: var(--blog-float-inset);
  bottom: calc(var(--blog-float-bottom) + env(safe-area-inset-bottom, 0px));
  z-index: var(--blog-float-z);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .625rem;
  max-width: calc(100vw - var(--gutter) - var(--gutter));
  padding: .875rem 1.25rem;
  border: var(--blog-line) solid var(--text);
  border-radius: var(--r-pill);
  background: var(--text);
  color: var(--panel);
  box-shadow: var(--shadow-ink);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: var(--weight-semibold);
  line-height: 1.5;
  text-decoration: none;
}

.float-cta svg {
  flex: 0 0 auto;
  width: 1.25rem;
  height: 1.25rem;
  fill: none;
  stroke: currentColor;
}

@media (hover: hover) and (pointer: fine) {
  .article-card:hover,
  .post-nav-card:hover {
    border-color: var(--text);
    transform: translateY(var(--blog-hover-lift));
  }

  .blog-filters button:hover {
    color: var(--text);
  }
}

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

  .related-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

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

  .article-body :is(th, td),
  .blog-page .prose :is(th, td) {
    min-width: 9rem;
  }

  .blog-page .table-scroll table {
    display: table;
    min-width: 36rem;
    max-width: none;
  }
}

@media (max-width: 640px) {
  :root {
    --blog-card-pad: 1.25rem;
    --blog-gap: 1rem;
    --blog-float-inset: 1.25rem;
    --blog-float-bottom: .75rem;
  }

  .no-break {
    white-space: normal;
  }

  .blog-hero,
  .article-hero {
    padding-block: 2rem;
  }

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

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

  .blog-filters {
    gap: .25rem 1rem;
  }

  .promo-block {
    padding: 1.5rem;
    margin-block: 2rem;
  }

  .promo-block .btn {
    flex: 1 1 auto;
  }

  .float-cta {
    max-width: calc(100vw - var(--gutter) - var(--gutter));
    padding: .75rem 1rem;
  }

  body:has(.float-cta) {
    padding-bottom: calc(5rem + env(safe-area-inset-bottom, 0px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .blog-page *,
  .blog-page *::before,
  .blog-page *::after,
  .float-cta {
    animation: none;
    transition: none;
    scroll-behavior: auto;
  }

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