:root {
  --blog-reading: 56rem;
  --blog-gutter: max(1.5rem, var(--gutter));
  --blog-title: clamp(1.8rem, 4.5vw, 2.6rem);
  --blog-list-title: clamp(2rem, 5vw, 3rem);
  --blog-h2: clamp(1.3rem, 3vw, 1.6rem);
  --blog-h3: 1.3rem;
  --blog-copy: 1rem;
  --blog-small: 0.875rem;
  --blog-tiny: 0.75rem;
  --blog-line: 1.85;
  --blog-heading-line: 1.35;
  --blog-title-tracking: -0.015em;
  --blog-meta-tracking: 0.035em;
  --blog-hover-rise: -3px;
  --blog-motion: 180ms;
  --blog-focus: 3px;
  --blog-ink-tint: color-mix(in srgb, var(--text) 6%, var(--panel));
  --blog-orange-tint: color-mix(in srgb, var(--accent) 9%, var(--panel));
  --blog-success-tint: color-mix(in srgb, var(--success) 9%, var(--panel));
  --blog-warn-tint: color-mix(in srgb, var(--warn) 12%, var(--panel));
  --blog-error-tint: color-mix(in srgb, var(--error) 9%, var(--panel));
  --blog-grid-size: 28px;
}

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

.blog-page *,
.signup-modal,
.signup-modal * {
  box-sizing: border-box;
}

.blog-page :where(h1, h2, h3),
.article-hero :where(h1, h2, h3),
.prose :where(h1, h2, h3),
.article-body :where(h1, h2, h3),
[data-article-body] :where(h1, h2, h3),
#related-posts :where(h2, h3),
.signup-modal h2 {
  display: block;
  text-wrap: pretty;
  letter-spacing: var(--blog-title-tracking);
  font-family: var(--font-display);
  line-height: var(--blog-heading-line);
  overflow-wrap: anywhere;
}

.blog-page a,
.prose a,
.article-body a,
[data-article-body] a {
  text-underline-offset: 0.2em;
}

.blog-page :where(a, button):focus-visible,
.prose a:focus-visible,
#related-posts a:focus-visible,
#post-nav a:focus-visible,
.signup-modal :where(a, button):focus-visible,
.float-cta:focus-visible {
  outline: var(--blog-focus) solid var(--accent-dark);
  outline-offset: 4px;
}

.blog-skip {
  position: fixed;
  inset-block-start: 0.75rem;
  inset-inline-start: var(--blog-gutter);
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--r-btn);
  transform: translateY(-180%);
}

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

.blog-shell {
  width: 100%;
  max-width: calc(var(--content-max) + var(--blog-gutter) * 2);
  padding-inline: var(--blog-gutter);
  margin-inline: auto;
  padding-block-end: 3rem;
}

.blog-hero {
  position: relative;
  isolation: isolate;
  padding: 3.5rem var(--blog-gutter) 2.5rem;
  margin-block: 1.5rem 2.5rem;
  border-radius: var(--r-panel);
  background: linear-gradient(155deg, var(--bg-top), var(--bg-bottom));
  box-shadow: var(--shadow-soft);
}

.blog-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 1.25rem 32% 1.5rem 0.75rem;
  border-radius: var(--r-panel);
  background: var(--accent-14);
}

.blog-kicker,
.signup-modal__eyebrow {
  margin: 0 0 1rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-small);
  letter-spacing: var(--blog-meta-tracking);
}

.blog-hero h1 {
  margin: 0;
  max-width: 24ch;
  font-size: var(--blog-list-title);
  font-weight: var(--weight-display);
}

.blog-hero__summary {
  max-width: 42rem;
  margin: 1.25rem 0 0 0.75rem;
  color: var(--muted);
  font-size: var(--blog-copy);
  line-height: var(--blog-line);
}

.blog-hero__notes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.25rem 0 0 0.75rem;
}

.blog-hero__notes span {
  padding: 0.4rem 0.65rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-small);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-tiny);
  overflow-wrap: anywhere;
}

.blog-catalog__heading {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-block-end: 1rem;
}

.blog-catalog__heading h2 {
  margin: 0;
  font-size: var(--blog-h2);
}

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

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-block-end: 1.5rem;
}

.blog-filters button {
  min-height: 44px;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--r-btn);
  background: var(--panel);
  color: var(--muted);
  font: inherit;
  font-size: var(--blog-small);
  cursor: pointer;
  transition: background var(--blog-motion) var(--ease), border-color var(--blog-motion) var(--ease);
}

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

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

.blog-card-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

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

.article-card:hover,
.article-card:focus-within {
  border-color: var(--accent-60);
  transform: translateY(var(--blog-hover-rise));
}

.article-card__meta,
.article-meta,
.article-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 0.55rem 0.75rem;
  color: var(--muted);
  font-size: var(--blog-tiny);
}

.article-card__meta time {
  font-family: var(--font-mono);
}

.article-card .tag,
.article-hero .tag {
  display: inline-block;
  max-width: 100%;
  padding: 0.3rem 0.6rem;
  border-radius: var(--r-small);
  background: var(--text);
  color: var(--panel);
  font-size: var(--blog-tiny);
  line-height: 1.5;
  white-space: normal;
  overflow-wrap: anywhere;
}

.article-card h3 {
  margin: 1rem 0 0.75rem;
  font-size: var(--blog-h3);
  font-weight: var(--weight-bold);
  line-height: 1.55;
}

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

.article-card h3 a:hover {
  text-decoration: underline;
}

.article-card > p {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: var(--blog-small);
  line-height: 1.85;
}

.article-card__read {
  align-self: flex-start;
  margin-block-start: auto;
  padding-block: 0.25rem;
  color: var(--text);
  font-size: var(--blog-small);
  font-weight: var(--weight-bold);
  text-decoration: underline;
}

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

.blog-empty a {
  color: var(--text);
}

.blog-index-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-block-start: 2rem;
  padding: 1.5rem;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: var(--r-panel);
}

.blog-index-note p {
  flex: 1 1 22rem;
  margin: 0;
  color: var(--muted);
  line-height: var(--blog-line);
}

/* All article-level containers share the same content edges. */
.reading-wrap,
.article-hero,
.breadcrumb,
.breadcrumbs,
.article-breadcrumbs {
  box-sizing: border-box;
  width: 100%;
  max-width: calc(var(--blog-reading) + var(--blog-gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
}

.breadcrumb,
.breadcrumbs,
.article-breadcrumbs {
  margin-block-start: 1.5rem;
  margin-block-end: 1.25rem;
  padding-block-start: 0.25rem;
  color: var(--muted);
  font-size: var(--blog-small);
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.blog-page main > nav > ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.6rem;
  list-style: none;
  margin: 0;
  padding-top: 0;
  padding-bottom: 0;
  padding-inline-start: 0;
}

:where(.breadcrumb, .breadcrumbs, .article-breadcrumbs) a {
  color: var(--muted);
  text-decoration: underline;
}

:where(.breadcrumb, .breadcrumbs, .article-breadcrumbs) a:hover {
  color: var(--text);
}

.article-hero {
  position: relative;
  isolation: isolate;
  padding-block: 2rem;
  padding-inline: var(--blog-gutter);
  margin-block-end: 1rem;
}

.article-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset-block: 0.5rem 1.5rem;
  inset-inline: max(0.5rem, calc(var(--blog-gutter) - 1rem)) 24%;
  border-radius: var(--r-panel);
  border: 1px solid var(--accent-60);
  background: linear-gradient(125deg, var(--accent-14), var(--panel));
  box-shadow: var(--shadow-soft);
  pointer-events: none;
}

.article-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 4rem;
  height: 0.4rem;
  inset-block-start: 0.75rem;
  inset-inline-end: calc(var(--blog-gutter) + 1rem);
  border-radius: var(--r-small);
  background: var(--panel-2);
  pointer-events: none;
}

.article-hero h1 {
  margin: 1rem 0;
  font-size: var(--blog-title);
  font-weight: var(--weight-display);
}

.article-hero :where(.article-meta, .article-hero__meta) {
  margin-inline-start: 0.75rem;
  margin-block-end: 1rem;
}

.article-hero :where(time, .read-time, .reading-time, .article-readtime) {
  display: inline-block;
  max-width: 100%;
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--panel);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-tiny);
  line-height: 1.6;
  white-space: normal;
}

.article-hero :where(.article-summary, .article-hero__summary, .article-deck, .lead),
.article-hero > p:not(.article-meta):not(.article-hero__meta) {
  margin: 1rem 0 0 0.75rem;
  max-width: 48rem;
  color: var(--muted);
  font-size: var(--blog-copy);
  line-height: var(--blog-line);
}

.reading-wrap.section {
  padding-block-start: 0.5rem;
  padding-block-end: 1.5rem;
}

.reading-wrap .reading-wrap,
.reading-wrap .article-hero {
  max-width: none;
  width: 100%;
  padding-inline: 0;
}

:where(.prose, .article-body, [data-article-body]) {
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-copy);
  line-height: var(--blog-line);
  overflow-wrap: anywhere;
  counter-reset: blog-section;
}

:where(.prose, .article-body, [data-article-body]) h2 {
  counter-increment: blog-section;
  margin: 2.25rem 0 1rem;
  font-size: var(--blog-h2);
  font-weight: var(--weight-bold);
  scroll-margin-top: var(--anchor-offset);
}

:where(.prose, .article-body, [data-article-body]) h2::before {
  content: counter(blog-section, decimal-leading-zero);
  display: inline-block;
  margin-inline-end: 0.65rem;
  padding: 0.15rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: var(--r-small);
  background: var(--panel-2);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--blog-small);
  vertical-align: 0.15em;
}

:where(.prose, .article-body, [data-article-body]) > :first-child {
  margin-block-start: 0;
}

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

:where(.prose, .article-body, [data-article-body]) p {
  margin: 0 0 1.15rem;
}

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

:where(.prose, .article-body, [data-article-body]) li + li {
  margin-block-start: 0.5rem;
}

:where(.prose, .article-body, [data-article-body]) a:not(.btn) {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--accent-60);
  text-decoration-thickness: 1px;
}

:where(.prose, .article-body, [data-article-body]) a:not(.btn):hover {
  text-decoration-color: var(--text);
}

:where(.prose, .article-body, [data-article-body]) :where(img, video, svg) {
  max-width: 100%;
}

:where(.prose, .article-body, [data-article-body]) img {
  height: auto;
  border-radius: var(--r-panel);
}

:where(.prose, .article-body, [data-article-body]) hr {
  margin-block: 2rem;
  border: 0;
  border-block-start: 1px solid var(--border);
}

:where(.prose, .article-body, [data-article-body]) :not(pre) > code {
  padding: 0.15em 0.35em;
  border: 1px solid var(--border);
  border-radius: var(--r-small);
  background: var(--panel-2);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9em;
  white-space: normal;
  overflow-wrap: anywhere;
}

:where(.prose, .article-body, [data-article-body]) pre {
  position: relative;
  max-width: 100%;
  overflow-x: auto;
  padding: 2.75rem 1.25rem 1.25rem;
  margin-block: 1.5rem;
  border: 1px solid var(--win-line);
  border-radius: var(--r-panel);
  background: var(--win);
  color: var(--win-text);
  box-shadow: var(--shadow-win);
  font-family: var(--font-mono);
  font-size: var(--blog-small);
  line-height: 1.8;
  tab-size: 2;
}

:where(.prose, .article-body, [data-article-body]) pre::before {
  content: "VPNJiage / 配置示例";
  position: absolute;
  inset-block-start: 0.65rem;
  inset-inline-start: 1.25rem;
  color: var(--win-muted);
  font-family: var(--font-mono);
  font-size: var(--blog-tiny);
}

:where(.prose, .article-body, [data-article-body]) pre > code {
  display: block;
  padding: 0;
  border: 0;
  background: var(--win);
  color: var(--win-text);
  font: inherit;
  white-space: pre;
  overflow-wrap: normal;
}

:where(.prose, .article-body, [data-article-body]) .table-scroll {
  max-width: 100%;
  overflow-x: auto;
  margin-block: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--r-panel);
  overscroll-behavior-inline: contain;
}

:where(.prose, .article-body, [data-article-body]) table {
  width: 100%;
  max-width: 100%;
  border-collapse: collapse;
  margin-block: 1.5rem;
  font-size: var(--blog-small);
  line-height: 1.75;
}

:where(.prose, .article-body, [data-article-body]) .table-scroll table {
  margin: 0;
  min-width: 38rem;
}

:where(.prose, .article-body, [data-article-body]) caption {
  padding: 0.85rem 1rem;
  background: var(--panel);
  color: var(--muted);
  text-align: start;
}

:where(.prose, .article-body, [data-article-body]) :where(th, td) {
  padding: 0.9rem 1rem;
  border-block-end: 1px solid var(--border);
  text-align: start;
  vertical-align: top;
}

:where(.prose, .article-body, [data-article-body]) thead th {
  background: var(--win);
  color: var(--win-text);
  font-weight: var(--weight-bold);
}

:where(.prose, .article-body, [data-article-body]) tbody tr {
  background: var(--panel);
}

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

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

:where(.prose, .article-body, [data-article-body]) tbody th,
:where(.prose, .article-body, [data-article-body]) tbody td:first-child {
  color: var(--text);
  font-weight: var(--weight-bold);
}

:where(.prose, .article-body, [data-article-body]) blockquote,
.callout {
  position: relative;
  margin: 1.5rem 0;
  padding: 1.25rem 1.25rem 1.25rem 3.4rem;
  border: 1px solid var(--border);
  border-inline-start: 4px solid var(--accent-dark);
  border-radius: var(--r-panel);
  background: var(--blog-orange-tint);
  color: var(--text);
}

.callout::before,
:where(.prose, .article-body, [data-article-body]) blockquote::before {
  content: "i";
  position: absolute;
  inset-block-start: 1.35rem;
  inset-inline-start: 1rem;
  display: inline-block;
  width: 1.45rem;
  height: 1.45rem;
  border: 1px solid currentColor;
  border-radius: var(--r-small);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--blog-small);
  font-weight: var(--weight-bold);
  line-height: 1.35rem;
  text-align: center;
}

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

.callout--warning::before,
.callout.warning::before {
  content: "!";
}

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

.callout--success::before,
.callout.success::before {
  content: "i";
}

.callout--error {
  border-inline-start-color: var(--error);
  background: var(--blog-error-tint);
}

:where(.callout, .verdict, blockquote) > :last-child {
  margin-block-end: 0;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}

.stat-card {
  min-width: 0;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-block-start: 3px solid var(--accent-60);
  border-radius: var(--r-panel);
  background: var(--blog-orange-tint);
  box-shadow: var(--shadow-soft);
}

.stat-card:nth-child(even) {
  border-block-start-color: var(--success);
  background: var(--blog-success-tint);
}

.stat-num {
  display: block;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--blog-h2);
  font-weight: var(--weight-bold);
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.stat-label {
  display: block;
  margin-block-start: 0.5rem;
  color: var(--muted);
  font-size: var(--blog-small);
  line-height: 1.75;
}

:where(.prose, .article-body, [data-article-body]) .check-list,
.check-list {
  display: grid;
  gap: 0.65rem;
  list-style: none;
  padding: 0;
  margin-block: 1.5rem;
}

.check-list li {
  list-style: none;
  margin: 0;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--r-btn);
  background: var(--panel);
}

:where(.prose, .article-body, [data-article-body]) .check-list li + li {
  margin-block-start: 0;
}

.verdict {
  margin-block: 1.5rem;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--border);
  border-inline-start: 4px solid var(--accent-dark);
  border-radius: var(--r-panel);
  background: var(--panel-2);
  color: var(--text);
}

.verdict strong {
  font-weight: var(--weight-bold);
}

.promo-block {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  box-sizing: border-box;
  width: calc(100% - var(--blog-gutter) * 2);
  max-width: var(--blog-reading);
  margin: 2rem auto;
  padding: 1.75rem;
  border: 1px solid var(--win-line);
  border-radius: var(--r-panel);
  background: linear-gradient(120deg, var(--win), var(--win-top));
  color: var(--win-text);
  box-shadow: var(--shadow-halo);
}

.promo-block::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0.5rem;
  border: 1px solid var(--win-line);
  border-radius: var(--r-btn);
  pointer-events: none;
}

.reading-wrap .promo-block,
.prose .promo-block,
.article-body .promo-block,
[data-article-body] .promo-block {
  width: 100%;
}

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

.promo-block h2 {
  margin: 0 0 0.6rem;
  color: var(--win-text);
  font-family: var(--font-display);
  font-size: var(--blog-h2);
  line-height: var(--blog-heading-line);
}

.promo-block h2::before {
  content: none;
}

.promo-block p {
  margin: 0;
  color: var(--win-text);
  font-size: var(--blog-copy);
  line-height: var(--blog-line);
}

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

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

.promo-block .btn--ghost {
  border-color: var(--win-text);
  background: var(--win);
  color: var(--win-text);
}

#post-nav,
#related-posts {
  box-sizing: border-box;
  width: 100%;
  max-width: calc(var(--blog-reading) + var(--blog-gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
}

.reading-wrap :where(#post-nav, #related-posts) {
  max-width: none;
  padding-inline: 0;
}

#post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 1.5rem 0;
  padding-block: 0 1.25rem;
}

#related-posts {
  margin-block: 0 2rem;
  padding-block: 1.25rem 0;
}

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

#related-posts > h2 {
  margin: 0 0 1.25rem;
  color: var(--text);
  font-size: var(--blog-h2);
}

#related-posts > h2::before {
  content: none;
}

.related-card {
  padding: 1.15rem;
}

.related-card h3 {
  font-size: var(--blog-copy);
}

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

.post-nav__link {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
  min-width: 0;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--r-panel);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--blog-motion) var(--ease), transform var(--blog-motion) var(--ease);
}

.post-nav__link--previous {
  grid-column: 1;
}

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

.post-nav__link:hover,
.post-nav__link:focus-visible {
  border-color: var(--accent-60);
  transform: translateY(var(--blog-hover-rise));
}

.post-nav__label,
.post-nav__link time {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--blog-tiny);
}

.post-nav__link strong {
  font-size: var(--blog-copy);
  font-weight: var(--weight-bold);
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.signup-modal-open {
  overflow: hidden;
}

.signup-modal {
  position: fixed;
  inset: 0;
  width: min(32rem, calc(100% - 2rem));
  max-width: calc(100% - 2rem);
  max-height: calc(100dvh - 2rem);
  margin: auto;
  padding: 0;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--r-panel);
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow-halo);
  font-family: var(--font-body);
  opacity: 0;
  transform: translateY(0.65rem);
  transition: opacity var(--blog-motion) var(--ease), transform var(--blog-motion) var(--ease);
}

.signup-modal::backdrop {
  background: color-mix(in srgb, var(--win) 65%, transparent);
  opacity: 0;
  transition: opacity var(--blog-motion) var(--ease);
}

.signup-modal.is-open {
  opacity: 1;
  transform: none;
}

.signup-modal.is-open::backdrop {
  opacity: 1;
}

.signup-modal.is-closing {
  opacity: 0;
  transform: translateY(0.65rem);
}

.signup-modal.is-closing::backdrop {
  opacity: 0;
}

.signup-modal__panel {
  position: relative;
  padding: 2.5rem 2rem 2rem;
  background:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    linear-gradient(145deg, var(--bg-top), var(--panel));
  background-size: var(--blog-grid-size) var(--blog-grid-size), var(--blog-grid-size) var(--blog-grid-size), auto;
}

.signup-modal__close {
  position: absolute;
  inset-block-start: 0.6rem;
  inset-inline-end: 0.6rem;
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--r-btn);
  background: var(--panel);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-h2);
  cursor: pointer;
}

.signup-modal__close:hover {
  background: var(--panel-2);
}

.signup-modal__eyebrow {
  padding-inline-end: 2rem;
}

.signup-modal h2 {
  margin: 1rem 0;
  font-size: var(--blog-h2);
  font-weight: var(--weight-bold);
}

.signup-modal__panel > p:not(.signup-modal__eyebrow):not(.signup-modal__trust) {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: var(--blog-copy);
  line-height: var(--blog-line);
}

.signup-modal__cta {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 44px;
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--accent);
  border-radius: var(--r-btn);
  background: var(--accent);
  color: var(--white);
  font-size: var(--blog-copy);
  font-weight: var(--weight-bold);
  text-decoration: none;
}

.signup-modal__cta:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.signup-modal__trust {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: var(--blog-small);
  line-height: 1.8;
}

/* Article landing pages may opt in; this stylesheet never inserts a CTA. */
.float-cta {
  position: fixed;
  z-index: 40;
  inset-inline-end: 1.25rem;
  inset-block-end: max(1.25rem, env(safe-area-inset-bottom));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  max-width: calc(100vw - 2.5rem);
  min-height: 44px;
  padding: 0.8rem 1.1rem;
  border: 1px solid var(--accent);
  border-radius: var(--r-pill);
  background: var(--accent);
  color: var(--white);
  box-shadow: var(--shadow-chip);
  font-family: var(--font-body);
  font-size: var(--blog-small);
  font-weight: var(--weight-bold);
  line-height: 1.5;
  text-decoration: none;
  overflow-wrap: anywhere;
}

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

.float-cta:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

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

@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) {
  :where(.prose, .article-body, [data-article-body]) table {
    display: block;
    width: fit-content;
    max-width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
  }

  :where(.prose, .article-body, [data-article-body]) .table-scroll table {
    display: table;
    width: 100%;
    max-width: none;
  }
}

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

  .blog-card-grid {
    grid-template-columns: 1fr;
  }

  .blog-hero {
    padding-block: 2.5rem 2rem;
  }

  .blog-hero::before {
    inset-inline-end: 16%;
  }

  .blog-hero__summary,
  .blog-hero__notes {
    margin-inline-start: 0;
  }

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

  .article-hero::before {
    inset-inline-end: 10%;
  }

  .article-hero :where(.article-meta, .article-hero__meta),
  .article-hero :where(.article-summary, .article-hero__summary, .article-deck, .lead),
  .article-hero > p:not(.article-meta):not(.article-hero__meta) {
    margin-inline-start: 0;
  }

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

  .post-nav__link--previous,
  .post-nav__link--next {
    grid-column: 1;
  }

  .promo-block {
    padding: 1.5rem;
  }

  .signup-modal__panel {
    padding: 3.25rem 1.5rem 1.5rem;
  }

  .float-cta {
    inset-inline-end: 0.75rem;
    inset-block-end: max(0.75rem, env(safe-area-inset-bottom));
    max-width: calc(100vw - 1.5rem);
    padding: 0.7rem 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-card,
  .post-nav__link,
  .blog-filters button,
  .signup-modal,
  .signup-modal::backdrop {
    transition: none;
    animation: none;
  }

  .article-card:hover,
  .article-card:focus-within,
  .post-nav__link:hover,
  .post-nav__link:focus-visible,
  .signup-modal,
  .signup-modal.is-closing {
    transform: none;
  }

  .signup-modal[open] {
    opacity: 1;
  }

  .signup-modal[open]::backdrop {
    opacity: 1;
  }
}

/* fab-guard:start */
@supports (animation-timeline:scroll()){
  .float-cta{animation:fab-guard-in linear both;animation-timeline:scroll(root);animation-range:0 60vh}
}
@keyframes fab-guard-in{0%,40%{opacity:0;visibility:hidden}100%{opacity:1;visibility:visible}}
body:has(.float-cta) > footer:last-of-type{padding-bottom:calc(88px + env(safe-area-inset-bottom,0px))!important}
body:has(.float-cta):not(:has(> footer)){padding-bottom:calc(88px + env(safe-area-inset-bottom,0px))!important}
/* fab-guard:end */