:root {
  --blog-column: 56rem;
  --blog-inset: clamp(1.5rem, 3vw, 2rem);
  --blog-wide: 74rem;
  --blog-gap: 1.5rem;
  --blog-radius: var(--r-card, 1.25rem);
  --blog-radius-small: var(--r-sm, .5rem);
  --blog-pill: var(--r-pill, 999px);
  --blog-font: var(--font-body);
  --blog-heading-font: var(--font-display);
  --blog-code-font: var(--font-mono);
  --blog-body-size: 1rem;
  --blog-small-size: .875rem;
  --blog-meta-size: .8125rem;
  --blog-list-title: clamp(2rem, 5vw, 3rem);
  --blog-article-title: clamp(1.8rem, 4.5vw, 2.6rem);
  --blog-h2: clamp(1.3rem, 3vw, 1.6rem);
  --blog-h3: 1.3rem;
  --blog-card-title: 1.18rem;
  --blog-stat-size: 1.8rem;
  --blog-normal-weight: var(--weight-body, 400);
  --blog-medium-weight: var(--weight-medium, 500);
  --blog-bold-weight: var(--weight-bold, 700);
  --blog-display-weight: var(--weight-display, 900);
  --blog-tracking: -.015em;
  --blog-line-height: 1.9;
  --blog-title-line: 1.45;
  --blog-soft: color-mix(in srgb, var(--accent) 8%, var(--bg-panel));
  --blog-hover: color-mix(in srgb, var(--accent) 13%, var(--bg-panel));
  --blog-success-bg: color-mix(in srgb, var(--success) 9%, var(--bg-panel));
  --blog-warning-bg: color-mix(in srgb, var(--warn) 11%, var(--bg-panel));
  --blog-code-bg: var(--navy, var(--text));
  --blog-code-text: var(--on-dark, var(--bg-panel));
  --blog-promo-text: var(--on-dark, var(--bg-panel));
  --blog-stamp-line: color-mix(in srgb, var(--accent) 54%, var(--border));
  --blog-shadow: 0 1rem 3rem color-mix(in srgb, var(--accent) 10%, transparent);
  --blog-inset-shadow: inset 0 1px 0 var(--white, var(--bg-panel));
  --blog-focus: 0 0 0 .2rem color-mix(in srgb, var(--accent) 30%, transparent);
  --blog-motion: 180ms var(--ease-out, ease-out);
  --blog-clear: transparent;
  --blog-stamp-angle: -11deg;
}

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

.blog-index *,
.article-hero,
.reading-wrap,
.breadcrumbs,
#related-posts,
#post-nav {
  box-sizing: border-box;
}

.blog-index main {
  min-width: 0;
}

.blog-index :is(a, button):focus-visible,
.article-hero a:focus-visible,
.reading-wrap :is(a, button, summary):focus-visible,
#related-posts a:focus-visible,
#post-nav a:focus-visible,
.float-cta:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  box-shadow: var(--blog-focus);
}

.blog-skip {
  position: fixed;
  inset-block-start: 1rem;
  inset-inline-start: 1rem;
  z-index: 100;
  padding: .75rem 1rem;
  border-radius: var(--blog-radius-small);
  background: var(--bg-panel);
  color: var(--text);
  transform: translateY(-200%);
}

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

.blog-index :is(.blog-hero, .blog-catalog) {
  width: 100%;
  max-width: var(--blog-wide);
  margin-inline: auto;
  padding-inline: var(--gutter, 1.5rem);
}

.breadcrumbs {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  padding-block: .25rem;
  color: var(--text-muted);
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem .65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.breadcrumbs li + li::before {
  content: "›";
  margin-inline-end: .65rem;
  color: var(--text-muted);
}

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

.breadcrumbs a:hover {
  color: var(--accent-dark);
}

.blog-index .breadcrumbs {
  max-width: var(--blog-wide);
  padding-inline: var(--gutter, 1.5rem);
  margin-inline: auto;
}

.blog-hero {
  padding-block: 2rem 2.75rem;
}

.blog-kicker {
  margin: 0 0 1rem;
  color: var(--accent-dark);
  font-family: var(--blog-code-font);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-medium-weight);
}

.blog-hero h1,
.article-hero h1,
.article-body :is(h1, h2, h3),
.article-card :is(h2, h3),
.related-heading,
.blog-catalog-title {
  display: block;
  font-family: var(--blog-heading-font);
  letter-spacing: var(--blog-tracking);
  text-wrap: pretty;
  overflow-wrap: anywhere;
  word-break: normal;
}

.blog-hero h1 {
  margin: 0 0 1rem;
  color: var(--text);
  font-size: var(--blog-list-title);
  font-weight: var(--blog-display-weight);
  line-height: var(--blog-title-line);
}

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

.blog-catalog {
  padding-block: 0 4rem;
}

.blog-catalog-title {
  margin: 0 0 1rem;
  font-size: var(--blog-h2);
  color: var(--text);
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}

.blog-filters button {
  min-height: 2.75rem;
  padding: .55rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--blog-pill);
  background: var(--bg-panel);
  color: var(--text-muted);
  font: inherit;
  font-size: var(--blog-small-size);
  cursor: pointer;
  transition: border-color var(--blog-motion), background-color var(--blog-motion);
}

.blog-filters button:hover {
  border-color: var(--accent);
  background: var(--blog-soft);
  color: var(--accent-dark);
}

.blog-filters button[aria-pressed="true"] {
  border-color: var(--text);
  background: var(--text);
  color: var(--blog-promo-text);
}

.blog-status {
  min-height: 1.8em;
  margin: 1.25rem 0;
  color: var(--text-muted);
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

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

.article-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--blog-radius);
  background: var(--bg-panel);
  color: var(--text);
  box-shadow: var(--blog-shadow), var(--blog-inset-shadow);
  transition: border-color var(--blog-motion), transform var(--blog-motion);
}

.article-card:hover,
.article-card:focus-within {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: .5rem;
  color: var(--text-muted);
  font-size: var(--blog-meta-size);
  font-weight: var(--blog-medium-weight);
  line-height: 1.6;
}

.article-meta time {
  font-family: var(--blog-code-font);
}

.article-meta .tag {
  display: inline-block;
  padding: .2rem .6rem;
  border: 1px solid var(--accent-dark);
  border-radius: var(--blog-pill);
  background: var(--accent-dark);
  color: var(--blog-promo-text);
  font-family: var(--blog-font);
  font-size: inherit;
}

.article-card :is(h2, h3) {
  margin: 1rem 0 .75rem;
  font-size: var(--blog-card-title);
  line-height: 1.65;
}

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

.article-card :is(h2, h3) a:hover {
  color: var(--accent-dark);
}

.article-card .article-summary {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: var(--blog-small-size);
  line-height: 1.85;
}

.article-read-link {
  align-self: flex-start;
  margin-top: auto;
  color: var(--accent-dark);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-bold-weight);
  text-decoration: none;
  text-underline-offset: .2em;
}

.article-read-link:hover {
  text-decoration: underline;
}

.blog-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 2rem;
  border: 1px dashed var(--border);
  border-radius: var(--blog-radius);
  background: var(--bg-panel);
  color: var(--text-muted);
  line-height: var(--blog-line-height);
}

/* Shared reading geometry includes the same inner padding on every surface. */
.reading-wrap,
.article-hero,
body:not(.blog-index) .breadcrumbs,
#related-posts,
#post-nav {
  width: min(calc(100% - 2 * var(--gutter, 1.5rem)), calc(var(--blog-column) + 2 * var(--blog-inset)));
  max-width: calc(var(--blog-column) + 2 * var(--blog-inset));
  margin-inline: auto;
  padding-inline: var(--blog-inset);
}

.article-hero {
  position: relative;
  isolation: isolate;
  margin-block: 0 2rem;
  padding-block: 2rem;
  border: 0;
  border-radius: var(--blog-radius);
  background: var(--bg-panel);
  color: var(--text);
  box-shadow: var(--blog-shadow), var(--blog-inset-shadow);
  text-align: left;
}

.article-hero::after {
  content: "VB / BACKUP";
  position: absolute;
  z-index: -1;
  inset-block-start: 1.5rem;
  inset-inline-end: 1.5rem;
  display: grid;
  place-items: center;
  width: 6.5rem;
  height: 6.5rem;
  padding: .75rem;
  border: 4px double var(--blog-stamp-line);
  border-radius: var(--blog-pill);
  color: var(--accent-dark);
  font-family: var(--blog-code-font);
  font-size: var(--blog-meta-size);
  font-weight: var(--blog-bold-weight);
  line-height: 1.6;
  text-align: center;
  transform: rotate(var(--blog-stamp-angle));
}

.article-hero .article-meta {
  min-height: 2.25rem;
  padding-inline-end: 7.5rem;
  margin-bottom: 1.25rem;
}

.article-hero .article-meta > :not(.tag) {
  padding: .2rem .6rem;
  border: 1px solid var(--border);
  border-radius: var(--blog-pill);
  background: var(--bg-panel);
}

.article-hero h1 {
  max-width: 100%;
  margin: 0 0 1rem;
  padding-inline-end: 7.5rem;
  font-size: var(--blog-article-title);
  font-weight: var(--blog-display-weight);
  line-height: var(--blog-title-line);
}

.article-hero > p,
.article-hero .article-summary {
  margin: 0;
  color: var(--text-muted);
  font-size: var(--blog-body-size);
  line-height: var(--blog-line-height);
}

.article-body.prose,
.prose.article-body {
  max-width: 100%;
  margin-inline: auto;
  color: var(--text);
  font-family: var(--blog-font);
  font-size: var(--blog-body-size);
  font-weight: var(--blog-normal-weight);
  line-height: var(--blog-line-height);
  overflow-wrap: anywhere;
  counter-reset: blog-section;
}

.reading-wrap.article-body.prose {
  width: min(calc(100% - 2 * var(--gutter, 1.5rem)), calc(var(--blog-column) + 2 * var(--blog-inset)));
  max-width: calc(var(--blog-column) + 2 * var(--blog-inset));
  padding-inline: var(--blog-inset);
}

.article-body > :first-child {
  margin-top: 0;
}

.article-body :is(p, ul, ol, blockquote, pre, .table-scroll, .stat-grid, .callout, .verdict) {
  margin-block: 1.25rem;
}

.article-body h2 {
  margin: 2.5rem 0 1rem;
  color: var(--text);
  font-size: var(--blog-h2);
  line-height: 1.6;
  counter-increment: blog-section;
}

.article-body h2::before {
  content: counter(blog-section, decimal-leading-zero);
  display: inline-block;
  margin-inline-end: .65rem;
  padding: .1rem .45rem;
  border-radius: var(--blog-radius-small);
  background: var(--blog-soft);
  color: var(--accent-dark);
  font-family: var(--blog-code-font);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-bold-weight);
  vertical-align: .1em;
}

.article-body h3 {
  margin: 1.75rem 0 .75rem;
  font-size: var(--blog-h3);
  line-height: 1.65;
}

.article-body :is(h2, h3, section) {
  scroll-margin-top: var(--anchor-gap, 6rem);
}

.article-body a {
  color: var(--accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: .2em;
}

.article-body a:hover {
  text-decoration-thickness: 2px;
}

.article-body :is(ul, ol) {
  padding-inline-start: 1.5rem;
}

.article-body li + li {
  margin-top: .5rem;
}

.article-body strong {
  color: var(--text);
  font-weight: var(--blog-bold-weight);
}

.article-body blockquote {
  padding: 1rem 1.5rem;
  border-inline-start: 3px solid var(--border);
  border-radius: var(--blog-radius-small);
  background: var(--bg-panel2);
  color: var(--text-muted);
}

.article-body blockquote > :is(p:first-child, p:last-child) {
  margin-block: .25rem;
}

.article-body :not(pre) > code {
  padding: .15rem .4rem;
  border: 1px solid var(--border);
  border-radius: var(--blog-radius-small);
  background: var(--bg-panel);
  color: var(--accent-dark);
  font-family: var(--blog-code-font);
  font-size: var(--blog-small-size);
}

.article-body pre {
  position: relative;
  max-width: 100%;
  padding: 3rem 1.5rem 1.5rem;
  overflow-x: auto;
  border: 1px solid var(--blog-code-bg);
  border-radius: var(--blog-radius);
  background: var(--blog-code-bg);
  color: var(--blog-code-text);
  font-family: var(--blog-code-font);
  font-size: var(--blog-small-size);
  line-height: 1.8;
  tab-size: 2;
}

.article-body pre::before {
  content: "VPNBack / CHECK";
  position: absolute;
  inset-block-start: .8rem;
  inset-inline-start: 1.5rem;
  color: var(--blog-code-text);
  font-family: var(--blog-code-font);
  font-size: var(--blog-meta-size);
}

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

.article-body .table-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--blog-radius-small);
}

.article-body table {
  width: 100%;
  max-width: 100%;
  border-collapse: collapse;
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.article-body :is(th, td) {
  padding: .9rem 1rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.article-body thead th {
  background: var(--accent-dark);
  color: var(--blog-promo-text);
  font-weight: var(--blog-bold-weight);
}

.article-body tbody tr {
  background: var(--bg-panel);
}

.article-body tbody tr:nth-child(even) {
  background: var(--bg-panel2);
}

.article-body tbody tr:hover {
  background: var(--blog-hover);
}

.article-body caption {
  padding: .75rem 1rem;
  background: var(--bg-panel);
  color: var(--text-muted);
  text-align: left;
}

.article-body .callout,
.article-body .verdict {
  position: relative;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border);
  border-inline-start: 4px solid var(--accent);
  border-radius: var(--blog-radius-small);
  background: var(--blog-soft);
  color: var(--text);
}

.article-body .callout {
  padding-inline-start: 3.75rem;
}

.article-body .callout::before {
  content: "i";
  position: absolute;
  inset-block-start: 1.35rem;
  inset-inline-start: 1.1rem;
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid currentColor;
  border-radius: var(--blog-pill);
  color: var(--accent-dark);
  font-family: var(--blog-code-font);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-bold-weight);
  line-height: 1.4rem;
  text-align: center;
}

.article-body .callout:is(.warning, .callout-warning) {
  border-inline-start-color: var(--warn);
  background: var(--blog-warning-bg);
}

.article-body .callout:is(.warning, .callout-warning)::before {
  content: "!";
  color: var(--text);
}

.article-body .callout:is(.success, .callout-success) {
  border-inline-start-color: var(--success);
  background: var(--blog-success-bg);
}

.article-body .callout:is(.success, .callout-success)::before {
  color: var(--text);
}

.article-body :is(.callout, .verdict) > :first-child {
  margin-top: 0;
}

.article-body :is(.callout, .verdict) > :last-child {
  margin-bottom: 0;
}

.article-body .stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  gap: 1rem;
}

.stat-card {
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--blog-radius);
  background: var(--bg-panel);
  box-shadow: var(--blog-inset-shadow);
}

.stat-card:nth-child(even) {
  border-top-color: var(--accent-dark);
  background: var(--bg-panel2);
}

.stat-num,
.stat-label {
  display: block;
}

.stat-num {
  margin-bottom: .5rem;
  color: var(--accent-dark);
  font-family: var(--blog-heading-font);
  font-size: var(--blog-stat-size);
  font-weight: var(--blog-bold-weight);
  line-height: 1.4;
}

.stat-label {
  color: var(--text-muted);
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.article-body .check-list {
  display: grid;
  gap: .75rem;
  padding: 0;
  list-style: none;
}

.article-body .check-list li {
  margin: 0;
  padding: .9rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--blog-radius-small);
  background: var(--bg-panel);
  list-style: none;
}

.article-body .check-list li::before,
.article-body .check-list li::marker {
  content: none;
}

.article-body .promo-block {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-block: 2.5rem 1.5rem;
  padding: 2rem;
  border: 1px solid var(--accent-dark);
  border-radius: var(--blog-radius);
  background: linear-gradient(125deg, var(--accent-dark), var(--blog-code-bg));
  color: var(--blog-promo-text);
  box-shadow: var(--blog-shadow);
}

.promo-block .promo-copy {
  flex: 1 1 20rem;
  min-width: 0;
}

.article-body .promo-block strong {
  color: var(--blog-promo-text);
  font-family: var(--blog-heading-font);
  font-size: var(--blog-h3);
}

.article-body .promo-block p {
  margin: .5rem 0 0;
  color: var(--blog-promo-text);
  font-size: var(--blog-body-size);
}

.article-body .promo-block .btn-primary {
  border-color: var(--bg-panel);
  background: var(--bg-panel);
  color: var(--accent-dark);
  text-decoration: none;
}

.article-body .promo-block .btn-ghost {
  border-color: var(--blog-promo-text);
  background: var(--blog-clear);
  color: var(--blog-promo-text);
  text-decoration: none;
}

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

.related-heading {
  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: 1rem;
  padding-block: 1.5rem 2rem;
}

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

.reading-wrap :is(#related-posts, #post-nav) {
  width: 100%;
  max-width: 100%;
  padding-inline: 0;
}

.post-nav-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .75rem;
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--blog-radius);
  background: var(--bg-panel);
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--blog-motion), transform var(--blog-motion);
}

.post-nav-card:hover,
.post-nav-card:focus-visible {
  border-color: var(--accent);
  transform: translateY(-3px);
}

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

.post-nav-label {
  color: var(--accent-dark);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-bold-weight);
}

.post-nav-title {
  color: var(--text);
  font-family: var(--blog-heading-font);
  font-size: var(--blog-body-size);
  font-weight: var(--blog-bold-weight);
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.float-cta {
  position: fixed;
  z-index: 40;
  inset-inline-end: max(1.25rem, env(safe-area-inset-right));
  inset-block-end: max(1.25rem, env(safe-area-inset-bottom));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  max-width: calc(100% - 2.5rem);
  min-height: 3rem;
  padding: .75rem 1.3rem;
  border: 1px solid var(--text);
  border-radius: var(--blog-pill);
  background: var(--text);
  color: var(--blog-promo-text);
  box-shadow: var(--blog-shadow);
  font-family: var(--blog-font);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-bold-weight);
  line-height: 1.5;
  text-decoration: none;
}

.float-cta svg {
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  fill: currentColor;
}

body:has(.float-cta) {
  padding-bottom: calc(5.5rem + env(safe-area-inset-bottom));
}

@media (min-width: 641px) {
  .no-break {
    white-space: nowrap;
  }
}

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

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

  .article-body .table-scroll table {
    display: table;
    width: 100%;
    min-width: 36rem;
    max-width: none;
    overflow: visible;
  }
}

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

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

  .blog-hero {
    padding-block: 1rem 2rem;
  }

  .article-hero {
    padding-block: 1.5rem;
  }

  .article-hero::after {
    inset-block-start: 1rem;
    inset-inline-end: 1rem;
    width: 4.5rem;
    height: 4.5rem;
    padding: .35rem;
  }

  .article-hero .article-meta {
    min-height: 4rem;
    padding-inline-end: 5rem;
  }

  .article-hero h1 {
    padding-inline-end: 0;
  }

  .article-body .promo-block {
    padding: 1.5rem;
  }

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

  .float-cta {
    inset-inline-end: max(.75rem, env(safe-area-inset-right));
    inset-block-end: max(.75rem, env(safe-area-inset-bottom));
    max-width: calc(100% - 1.5rem);
    padding: .65rem 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-card,
  .post-nav-card,
  .blog-filters button,
  .float-cta {
    animation: none;
    transition: none;
  }

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