:root {
  --blog-reading: 56rem;
  --blog-gutter: clamp(1.5rem, 3vw, 2rem);
  --blog-radius: 0.375rem;
  --blog-card-pad: 1.5rem;
  --blog-body-size: 1rem;
  --blog-small-size: 0.8125rem;
  --blog-h1: clamp(1.8rem, 4vw, 2.6rem);
  --blog-list-h1: clamp(2rem, 4.5vw, 3rem);
  --blog-h2: 1.6rem;
  --blog-h3: 1.3rem;
  --blog-line-height: 1.9;
  --blog-title-spacing: -0.02em;
  --blog-chrome-height: 3rem;
  --blog-tint: color-mix(in srgb, var(--accent) 7%, var(--panel));
  --blog-rain-tint: color-mix(in srgb, var(--rain) 9%, var(--panel));
  --blog-success-tint: color-mix(in srgb, var(--success) 9%, var(--panel));
  --blog-warn-tint: color-mix(in srgb, var(--warn) 10%, var(--panel));
  --blog-code-bg: var(--text);
  --blog-code-ink: var(--panel);
  --blog-focus: 0 0 0 3px var(--accent-a24);
  --blog-promo-gradient: linear-gradient(125deg, var(--accent-dark), var(--accent));
  --blog-surface-gradient: linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

.blog-page {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  padding-bottom: 6rem;
}

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

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

.blog-page a:focus-visible,
.blog-page button:focus-visible,
.prose a:focus-visible,
.post-nav-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  box-shadow: var(--blog-focus);
}

.blog-skip {
  position: fixed;
  top: 0.75rem;
  left: 1rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  color: var(--white);
  background: var(--accent-dark);
  transform: translateY(-200%);
}

.blog-skip:focus {
  transform: translateY(0);
}

.blog-list-wrap {
  padding-bottom: 3rem;
}

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

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.breadcrumbs li + li::before {
  content: "/";
  display: inline-block;
  margin-right: 0.75rem;
  color: var(--muted);
}

.breadcrumbs a {
  color: inherit;
  text-underline-offset: 0.2em;
}

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

/* These containers share one box model, including the hero's inset. */
.reading-wrap,
.article-hero,
.breadcrumbs.reading-wrap,
.article-breadcrumbs,
.article-page > .breadcrumbs,
.article-page main > .breadcrumbs {
  width: 100%;
  max-width: calc(var(--blog-reading) + var(--blog-gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
  box-sizing: border-box;
}

.reading-wrap {
  min-width: 0;
}

.article-hero {
  position: relative;
  padding-block: calc(var(--blog-chrome-height) + 1.75rem) 2rem;
  margin-block: 0 2rem;
  border: 1px solid var(--border);
  border-radius: var(--blog-radius);
  background: var(--blog-surface-gradient);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

/* The whole chrome is CSS-drawn; no extra image or markup is required. */
.article-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: var(--blog-chrome-height);
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(var(--accent), var(--accent)) 1.5rem center / 0.45rem 0.45rem no-repeat,
    linear-gradient(var(--rain), var(--rain)) 2.3rem center / 0.45rem 0.45rem no-repeat,
    linear-gradient(var(--muted), var(--muted)) 3.1rem center / 0.45rem 0.45rem no-repeat,
    var(--panel-2);
}

.article-hero::after {
  content: "article.md";
  position: absolute;
  top: 0;
  right: var(--blog-gutter);
  height: var(--blog-chrome-height);
  line-height: var(--blog-chrome-height);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
}

.article-hero h1 {
  margin: 1.25rem 0;
  font-family: var(--font-display);
  font-size: var(--blog-h1);
  font-weight: var(--weight-normal);
  line-height: 1.4;
}

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

.article-hero .article-meta,
.article-hero .hero-meta,
.article-hero .article-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 0.5rem;
}

.article-hero time,
.article-hero .read-time,
.article-hero .article-readtime,
.article-hero .reading-time {
  display: inline-block;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--muted);
  background: var(--panel);
  font-size: var(--blog-small-size);
  line-height: 1.6;
}

.article-hero .badge {
  color: var(--white);
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  font-size: var(--blog-small-size);
}

.blog-hero {
  border: 1px solid var(--border);
  border-radius: var(--blog-radius);
  overflow: hidden;
  background: var(--blog-surface-gradient);
  box-shadow: var(--shadow-panel);
}

.window-chrome {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  min-height: var(--blog-chrome-height);
  padding: 0.8rem var(--blog-gutter) 0.8rem 5rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
}

.window-chrome::before {
  content: "";
  position: absolute;
  top: 1.25rem;
  left: 1.5rem;
  width: 2.1rem;
  height: 0.45rem;
  background:
    linear-gradient(var(--accent), var(--accent)) left / 0.45rem 100% no-repeat,
    linear-gradient(var(--rain), var(--rain)) center / 0.45rem 100% no-repeat,
    linear-gradient(var(--muted), var(--muted)) right / 0.45rem 100% no-repeat;
}

.blog-hero__content {
  padding: 2.5rem var(--blog-gutter) 3rem;
}

.blog-eyebrow {
  color: var(--muted);
  font-size: var(--blog-small-size);
  letter-spacing: 0.06em;
}

.blog-hero h1 {
  margin: 1rem 0;
  font-family: var(--font-display);
  font-size: var(--blog-list-h1);
  font-weight: var(--weight-normal);
  line-height: 1.35;
}

.blog-hero p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.blog-library {
  margin-block: 3rem;
}

.blog-library__heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.blog-library__heading h2,
#related-posts > h2 {
  font-size: var(--blog-h2);
  font-weight: var(--weight-normal);
  margin: 0 0 1rem;
}

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

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-block: 1rem 1.75rem;
}

.blog-filters button {
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--muted);
  font: inherit;
  font-size: var(--blog-small-size);
  cursor: pointer;
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
}

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

.blog-filters button[aria-pressed="true"] {
  background: var(--blog-tint);
  color: var(--accent-dark);
  border-color: var(--accent);
  box-shadow: inset 0 -2px var(--accent);
}

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

.article-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: var(--blog-card-pad);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
  transition: transform var(--duration) var(--ease), border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.article-card:hover,
.article-card:focus-within {
  border-color: var(--accent);
  box-shadow: inset 0 3px var(--accent), var(--shadow-raised);
  transform: translateY(-2px);
}

.article-card__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
}

.article-card .badge {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.25rem 0.5rem;
  background: var(--panel-2);
  color: var(--text);
  font-size: var(--blog-small-size);
}

.article-card .article-meta {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
}

.article-card h3 {
  margin: 1.25rem 0 0.75rem;
  font-size: 1.15rem;
  font-weight: var(--weight-medium);
  line-height: 1.65;
}

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

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

.article-card p {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: 1.8;
}

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

.article-link:hover {
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.blog-empty {
  grid-column: 1 / -1;
  padding: 2rem;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--muted);
  line-height: 1.8;
}

.prose,
.article-body,
[data-article-body] {
  max-width: 100%;
  margin-inline: auto;
  min-width: 0;
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-line-height);
  overflow-wrap: anywhere;
  counter-reset: rain-section;
}

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

.prose h2,
.article-body h2,
[data-article-body] h2 {
  position: relative;
  margin: 2.5rem 0 1rem;
  font-family: var(--font-display);
  font-size: var(--blog-h2);
  font-weight: var(--weight-medium);
  line-height: 1.5;
  scroll-margin-top: var(--anchor-offset);
}

.prose h2::before,
.article-body h2::before,
[data-article-body] h2::before {
  counter-increment: rain-section;
  content: counter(rain-section, decimal-leading-zero);
  display: inline-block;
  margin-right: 0.65rem;
  padding: 0.1rem 0.45rem;
  border-bottom: 2px solid var(--accent);
  background: var(--panel-2);
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  vertical-align: middle;
}

.prose h3,
.article-body h3,
[data-article-body] h3 {
  margin: 1.75rem 0 0.75rem;
  font-size: var(--blog-h3);
  font-weight: var(--weight-medium);
  line-height: 1.6;
}

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

.prose ul,
.prose ol,
.article-body ul,
.article-body ol {
  padding-left: 1.5rem;
  margin-block: 1rem 1.5rem;
}

.prose li,
.article-body li {
  margin-block: 0.4rem;
}

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

.prose strong,
.article-body strong {
  font-weight: var(--weight-strong);
}

.prose blockquote,
.article-body blockquote {
  margin: 1.75rem 0;
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--rain);
  background: var(--blog-rain-tint);
  color: var(--text);
}

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

.prose img,
.article-body img {
  max-width: 100%;
  height: auto;
}

.prose hr,
.article-body hr {
  margin-block: 2rem;
  border: 0;
  border-top: 1px solid var(--border);
}

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  margin-block: 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overscroll-behavior-inline: contain;
}

.prose table,
.article-body table,
[data-article-body] table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  font-size: 0.9375rem;
}

.prose caption,
.article-body caption {
  padding: 0.75rem 1rem;
  text-align: left;
  color: var(--muted);
  font-size: var(--blog-small-size);
}

.prose th,
.prose td,
.article-body th,
.article-body td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
  min-width: 8rem;
}

.prose thead th,
.article-body thead th {
  background: var(--accent-dark);
  color: var(--white);
  font-weight: var(--weight-medium);
}

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

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

.prose code,
.article-body code {
  padding: 0.15rem 0.35rem;
  background: var(--panel-2);
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: 0.875em;
  border-radius: var(--radius);
  overflow-wrap: anywhere;
}

.prose pre,
.article-body pre {
  position: relative;
  max-width: 100%;
  margin: 1.75rem 0;
  padding: 3.25rem 1.5rem 1.5rem;
  overflow-x: auto;
  background: var(--blog-code-bg);
  color: var(--blog-code-ink);
  border: 1px solid var(--border);
  border-radius: var(--blog-radius);
  line-height: 1.8;
  tab-size: 2;
}

.prose pre::before,
.article-body pre::before {
  content: "VPNRain / terminal";
  position: absolute;
  top: 0.75rem;
  left: 1.5rem;
  color: var(--blog-code-ink);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  border-bottom: 1px solid var(--muted);
}

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

.callout {
  position: relative;
  margin-block: 1.75rem;
  padding: 1.25rem 1.5rem 1.25rem 3.5rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  background: var(--blog-tint);
  color: var(--text);
}

.callout::before {
  content: "i";
  position: absolute;
  left: 1rem;
  top: 1.3rem;
  width: 1.4rem;
  height: 1.4rem;
  border: 1px solid currentColor;
  border-radius: var(--radius-dot);
  text-align: center;
  line-height: 1.3rem;
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
}

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

.callout--warning::before,
.callout.warning::before {
  content: "!";
  color: var(--warn);
}

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

.callout--success::before,
.callout.success::before {
  content: "i";
  color: var(--success);
}

.callout > :last-child {
  margin-bottom: 0;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 1.75rem;
}

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

.stat-card:nth-child(even) {
  border-top-color: var(--rain);
  background: var(--blog-rain-tint);
}

.stat-num {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.8rem);
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.stat-card:nth-child(even) .stat-num {
  color: var(--text);
}

.stat-label {
  display: block;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.prose .check-list,
.article-body .check-list,
.check-list {
  list-style: none;
  padding: 0;
  margin-block: 1.5rem;
}

.check-list li {
  padding: 1rem 1.25rem;
  margin-block: 0.5rem;
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: var(--radius);
}

.verdict {
  margin-block: 1.75rem;
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--accent);
  background: var(--panel-2);
  color: var(--text);
}

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

.verdict > :last-child {
  margin-bottom: 0;
}

.promo-block {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-block: 2.5rem 2rem;
  padding: 2rem var(--blog-gutter);
  border: 1px solid var(--accent-dark);
  border-radius: var(--blog-radius);
  background: var(--blog-promo-gradient);
  box-shadow: var(--shadow-panel);
  color: var(--white);
}

.promo-block h2 {
  margin: 0 0 0.75rem;
  color: var(--white);
  font-family: var(--font-display);
  font-weight: var(--weight-normal);
  font-size: var(--blog-h2);
}

.promo-block p {
  max-width: 38rem;
  margin: 0;
  color: var(--white);
  line-height: 1.8;
}

.promo-block__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.promo-block .btn--primary {
  background: var(--white);
  border-color: var(--white);
  color: var(--accent-dark);
}

.promo-block .btn--primary:hover {
  background: var(--panel-2);
  border-color: var(--panel-2);
}

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

.promo-block .btn--secondary:hover {
  background: var(--accent-dark);
}

#related-posts {
  padding-block: 1rem 1.5rem;
}

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

#related-posts > h2 {
  margin-bottom: 1.25rem;
}

#related-posts .article-card h3 {
  font-size: 1.05rem;
}

#related-posts .article-card p {
  font-size: 0.9375rem;
}

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

.post-nav-card {
  display: block;
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

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

.post-nav-card:hover {
  border-color: var(--accent);
  box-shadow: inset 0 3px var(--accent);
  transform: translateY(-2px);
}

.post-nav-card__label {
  display: block;
  margin-bottom: 0.75rem;
  color: var(--accent-dark);
  font-size: var(--blog-small-size);
}

.post-nav-card__title {
  display: block;
  line-height: 1.8;
  overflow-wrap: anywhere;
}

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

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

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

  .table-scroll table {
    min-width: 100%;
  }
}

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

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

  .post-nav-card--next {
    grid-column: 1;
  }

  .blog-hero__content {
    padding-block: 2rem;
  }

  .article-hero {
    padding-block: calc(var(--blog-chrome-height) + 1.5rem) 1.5rem;
    margin-bottom: 1.5rem;
  }

  .article-hero h1 {
    line-height: 1.5;
  }

  .promo-block {
    align-items: flex-start;
    padding-block: 1.5rem;
  }

  .promo-block__actions {
    width: 100%;
  }

  .blog-library {
    margin-block: 2rem;
  }
}

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

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