:root {
  --blog-reading: 56rem;
  --blog-wide: 72rem;
  --blog-inline: clamp(1.5rem, 4vw, 2rem);
  --blog-card-gap: clamp(1rem, 2vw, 1.5rem);
  --blog-hero-title: clamp(2.15rem, 6vw, 3rem);
  --blog-article-title: clamp(2rem, 5.5vw, 2.6rem);
  --blog-h2-size: clamp(1.3rem, 3vw, 1.6rem);
  --blog-h3-size: clamp(1.12rem, 2vw, 1.3rem);
  --blog-body-size: 1rem;
  --blog-body-leading: 1.85;
  --blog-letter-tight: -0.018em;
  --blog-transition: 180ms ease;
  --blog-shadow: 0 1.4rem 4rem color-mix(in srgb, var(--color-bg) 72%, transparent);
  --blog-shadow-soft: 0 0.8rem 2rem color-mix(in srgb, var(--color-bg) 58%, transparent);
  --blog-accent-tint: color-mix(in srgb, var(--color-accent) 13%, var(--color-panel));
  --blog-accent-tint-strong: color-mix(in srgb, var(--color-accent) 24%, var(--color-panel-raised));
  --blog-success-tint: color-mix(in srgb, var(--color-success) 12%, var(--color-panel));
  --blog-warning-tint: color-mix(in srgb, var(--color-warning) 13%, var(--color-panel));
  --blog-error-tint: color-mix(in srgb, var(--color-error) 11%, var(--color-panel));
}

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

.blog-index-page,
.article-page {
  overflow-x: clip;
}

.blog-list-hero,
.blog-catalog,
.article-breadcrumb,
.article-hero,
.reading-wrap,
.article-tail {
  box-sizing: border-box;
  width: 100%;
  margin-inline: auto;
  padding-inline: var(--blog-inline);
}

.blog-list-hero {
  max-width: calc(var(--blog-wide) + (var(--blog-inline) * 2));
  padding-top: clamp(4.5rem, 10vw, 8rem);
  padding-bottom: clamp(3.5rem, 8vw, 6rem);
}

.blog-list-hero-inner {
  position: relative;
  isolation: isolate;
  max-width: var(--blog-reading);
  padding: clamp(2.5rem, 7vw, 5.5rem) clamp(1.5rem, 6vw, 4.5rem);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
}

.blog-list-hero-inner::before {
  position: absolute;
  z-index: -2;
  top: 1.25rem;
  right: 1.25rem;
  width: clamp(8rem, 28vw, 18rem);
  height: calc(100% - 2.5rem);
  border: 1px solid color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  border-radius: var(--radius-sm);
  background:
    linear-gradient(
      135deg,
      var(--blog-accent-tint-strong),
      color-mix(in srgb, var(--color-accent-deep) 8%, var(--color-panel-raised))
    );
  content: "";
}

.blog-list-hero-inner::after {
  position: absolute;
  z-index: -1;
  right: clamp(1.5rem, 5vw, 4rem);
  bottom: -0.12em;
  color: color-mix(in srgb, var(--color-accent) 10%, transparent);
  font-family: var(--font-display);
  font-size: clamp(7rem, 22vw, 15rem);
  font-weight: 800;
  line-height: 0.8;
  content: "OQ";
  pointer-events: none;
}

.blog-kicker,
.section-eyebrow,
.signup-modal-kicker {
  display: inline-block;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.blog-list-hero h1 {
  position: relative;
  max-width: 13em;
  margin: 1rem 0 1.25rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--blog-hero-title);
  font-weight: 800;
  letter-spacing: var(--blog-letter-tight);
  line-height: 1.13;
  text-wrap: pretty;
}

.blog-list-hero p {
  position: relative;
  max-width: 39rem;
  margin: 0;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.blog-catalog {
  max-width: calc(var(--blog-wide) + (var(--blog-inline) * 2));
  padding-bottom: clamp(6rem, 10vw, 9rem);
}

.blog-catalog-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 26rem);
  align-items: end;
  gap: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.blog-catalog-head h2 {
  margin: 0.4rem 0 0;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.4rem);
  letter-spacing: var(--blog-letter-tight);
  text-wrap: pretty;
}

.blog-catalog-head p {
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.blog-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-block: 1.5rem 2rem;
}

.tag-filter {
  min-height: 2.35rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  background: var(--color-panel);
  font-family: var(--font-body);
  font-size: 0.88rem;
  cursor: pointer;
  transition:
    color var(--blog-transition),
    border-color var(--blog-transition),
    background-color var(--blog-transition),
    box-shadow var(--blog-transition);
}

.tag-filter:hover,
.tag-filter:focus-visible {
  color: var(--color-text);
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
}

.tag-filter.is-active {
  color: var(--color-bg);
  border-color: var(--color-accent);
  background: var(--color-accent);
  box-shadow: 0 0 1.25rem color-mix(in srgb, var(--color-accent) 20%, transparent);
}

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

.article-card {
  position: relative;
  display: flex;
  min-height: 21rem;
  flex-direction: column;
  padding: clamp(1.4rem, 3vw, 2rem);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background:
    linear-gradient(
      145deg,
      color-mix(in srgb, var(--color-panel-raised) 92%, var(--color-accent)),
      var(--color-panel)
    );
  transition:
    transform var(--blog-transition),
    border-color var(--blog-transition),
    box-shadow var(--blog-transition);
}

.article-card::before,
.related-card::before,
.post-nav-card::before {
  position: absolute;
  top: 0;
  right: 1rem;
  left: 1rem;
  height: 2px;
  background: var(--color-accent);
  content: "";
  opacity: 0;
  transition: opacity var(--blog-transition);
}

.article-card:hover,
.article-card:focus-within {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 48%, var(--color-border));
  box-shadow: var(--blog-shadow-soft);
}

.article-card:hover::before,
.article-card:focus-within::before,
.related-card:hover::before,
.related-card:focus-within::before,
.post-nav-card:hover::before,
.post-nav-card:focus-visible::before {
  opacity: 1;
}

.article-meta,
.article-hero-meta,
.related-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 0.55rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.tag,
.article-meta time,
.article-hero-meta time,
.article-read-time,
.related-card-meta time {
  display: inline-flex;
  align-items: center;
  min-height: 1.8rem;
  padding: 0.32rem 0.62rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
}

.tag {
  color: var(--color-bg);
  border-color: var(--color-accent);
  background: var(--color-accent);
  font-family: var(--font-body);
  font-weight: 700;
}

.article-card h3 {
  margin: 1.25rem 0 0.8rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.6vw, 1.55rem);
  letter-spacing: var(--blog-letter-tight);
  line-height: 1.4;
  text-wrap: pretty;
}

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

.text-link,
.related-card-link {
  width: fit-content;
  margin-top: auto;
  color: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
}

.text-link::after,
.related-card-link::after {
  margin-left: 0.4rem;
  content: "→";
  transition: margin-left var(--blog-transition);
}

.text-link:hover::after,
.text-link:focus-visible::after,
.related-card-link:hover::after,
.related-card-link:focus-visible::after {
  margin-left: 0.7rem;
}

.blog-empty,
.blog-noscript {
  padding: 2rem;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  background: var(--color-panel);
  text-align: center;
}

.article-breadcrumb,
.article-hero,
.reading-wrap,
.article-tail {
  max-width: calc(var(--blog-reading) + (var(--blog-inline) * 2));
}

.article-breadcrumb {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  padding-top: 0.25rem;
}

.article-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  list-style: none;
}

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

.article-breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.article-breadcrumb a:hover,
.article-breadcrumb a:focus-visible {
  color: var(--color-accent);
}

.article-hero {
  position: relative;
  isolation: isolate;
  margin-top: 1.25rem;
  padding-top: clamp(3rem, 7vw, 5rem);
  padding-bottom: clamp(3rem, 7vw, 5rem);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
}

.article-hero::before {
  position: absolute;
  z-index: -2;
  top: 1rem;
  right: 1rem;
  width: clamp(7rem, 28%, 14rem);
  height: calc(100% - 2rem);
  border: 1px solid color-mix(in srgb, var(--color-accent) 50%, var(--color-border));
  border-radius: var(--radius-sm);
  background:
    linear-gradient(
      155deg,
      var(--blog-accent-tint-strong),
      color-mix(in srgb, var(--color-accent-deep) 6%, var(--color-panel-raised))
    );
  content: "";
}

.article-hero::after {
  position: absolute;
  z-index: -1;
  right: clamp(1.5rem, 4vw, 3rem);
  bottom: -0.05em;
  color: color-mix(in srgb, var(--color-accent) 9%, transparent);
  font-family: var(--font-display);
  font-size: clamp(8rem, 22vw, 14rem);
  font-weight: 800;
  line-height: 0.76;
  content: "26";
  pointer-events: none;
}

.article-hero > * {
  position: relative;
  max-width: 49rem;
}

.article-hero-meta {
  margin-left: clamp(0rem, 3vw, 2rem);
}

.article-hero h1 {
  margin: 1.35rem 0 1.2rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--blog-article-title);
  font-weight: 800;
  letter-spacing: var(--blog-letter-tight);
  line-height: 1.18;
  text-wrap: pretty;
}

.article-hero-summary {
  margin: 0 0 0 clamp(0rem, 3vw, 2rem);
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.85;
}

.reading-wrap {
  padding-top: clamp(2.5rem, 6vw, 4rem);
  padding-bottom: 2rem;
}

.article-body {
  color: var(--color-text);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
  counter-reset: article-section;
}

.article-body h2 {
  position: relative;
  margin: 3.7rem 0 1.25rem;
  padding-top: 0.8rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--blog-h2-size);
  letter-spacing: var(--blog-letter-tight);
  line-height: 1.4;
  text-wrap: pretty;
  counter-increment: article-section;
}

.article-body h2::before {
  display: inline-block;
  min-width: 2.2rem;
  margin-right: 0.75rem;
  padding: 0.1rem 0.35rem;
  border-bottom: 2px solid var(--color-accent);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.72em;
  vertical-align: 0.12em;
  content: counter(article-section, decimal-leading-zero);
}

.article-body h3 {
  margin: 2.3rem 0 0.8rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--blog-h3-size);
  letter-spacing: var(--blog-letter-tight);
  line-height: 1.45;
  text-wrap: pretty;
}

.article-body p,
.article-body ul,
.article-body ol,
.article-body blockquote,
.article-body table,
.article-body pre {
  margin-top: 0;
  margin-bottom: 1.5rem;
}

.article-body p,
.article-body li {
  color: color-mix(in srgb, var(--color-text) 90%, var(--color-text-muted));
}

.article-body ul,
.article-body ol {
  padding-left: 1.4rem;
}

.article-body li + li {
  margin-top: 0.55rem;
}

.article-body a {
  color: var(--color-accent);
  text-decoration-color: color-mix(in srgb, var(--color-accent) 55%, transparent);
  text-underline-offset: 0.2em;
}

.article-body strong {
  color: var(--color-text);
}

.article-body blockquote {
  padding: 1.2rem 1.4rem;
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text-muted);
  background: var(--blog-accent-tint);
}

.article-body pre {
  position: relative;
  padding: 3rem 1.25rem 1.25rem;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background: color-mix(in srgb, var(--color-bg) 84%, var(--color-panel));
  box-shadow: inset 0 1px color-mix(in srgb, var(--color-text) 5%, transparent);
}

.article-body pre::before {
  position: absolute;
  top: 0.8rem;
  left: 1rem;
  color: var(--color-accent);
  font-size: 0.7rem;
  letter-spacing: 0.45em;
  content: "● ● ●";
}

.article-body pre code {
  color: inherit;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.7;
}

.article-body :not(pre) > code {
  padding: 0.12rem 0.35rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  color: var(--color-accent);
  background: var(--color-panel-raised);
  font-family: var(--font-mono);
  font-size: 0.88em;
}

.article-body table,
.article-body .data-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  background: var(--color-panel);
}

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

.article-body thead th {
  color: var(--color-bg);
  background: var(--color-accent);
  font-weight: 800;
}

.article-body tbody tr:nth-child(even) {
  background: color-mix(in srgb, var(--color-panel-raised) 72%, var(--color-panel));
}

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

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

.article-body .table-scroll {
  max-width: 100%;
  margin-bottom: 1.5rem;
  overflow-x: auto;
  border-radius: var(--radius-sm);
}

.callout {
  position: relative;
  margin: 2rem 0;
  padding: 1.25rem 1.25rem 1.25rem 4rem;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background: var(--blog-accent-tint);
}

.callout::before {
  position: absolute;
  top: 1.15rem;
  left: 1.15rem;
  display: grid;
  width: 1.8rem;
  height: 1.8rem;
  place-items: center;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-xs);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-weight: 800;
  content: "i";
}

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

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

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

.callout.success::before {
  color: var(--color-success);
  border-color: var(--color-success);
  content: "+";
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.8rem;
  margin: 2rem 0;
}

.stat-card {
  position: relative;
  padding: 1.25rem;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--blog-accent-tint);
}

.stat-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: var(--color-accent);
  content: "";
}

.stat-card:nth-child(even) {
  background: color-mix(in srgb, var(--color-panel-raised) 90%, var(--color-success));
}

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

.stat-card:nth-child(3n) {
  background: color-mix(in srgb, var(--color-panel-raised) 90%, var(--color-warning));
}

.stat-card:nth-child(3n)::before {
  background: var(--color-warning);
}

.stat-num {
  display: block;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 4vw, 1.8rem);
  font-weight: 800;
}

.stat-label {
  display: block;
  margin-top: 0.35rem;
  color: var(--color-text-muted);
  font-size: 0.86rem;
  line-height: 1.5;
}

.check-list {
  display: grid;
  gap: 0.65rem;
  margin: 2rem 0;
  padding: 0;
  list-style: none;
}

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

.check-list li:nth-child(even) {
  background: var(--color-panel-raised);
}

.verdict {
  margin: 2rem 0;
  padding: 1.2rem 1.35rem;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background:
    linear-gradient(
      90deg,
      var(--blog-accent-tint-strong),
      var(--color-panel)
    );
}

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

.promo-block {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 2rem;
  margin-top: 3rem;
  padding: clamp(1.75rem, 5vw, 3rem);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--color-accent) 65%, var(--color-border));
  border-radius: var(--radius-md);
  color: var(--color-text);
  background:
    linear-gradient(
      125deg,
      color-mix(in srgb, var(--color-accent-deep) 42%, var(--color-panel)),
      color-mix(in srgb, var(--color-accent) 18%, var(--color-panel-raised))
    );
}

.promo-block::before {
  position: absolute;
  z-index: -1;
  top: 1rem;
  right: 1rem;
  bottom: 1rem;
  width: clamp(5rem, 22%, 10rem);
  border: 1px solid color-mix(in srgb, var(--color-accent) 60%, transparent);
  border-radius: var(--radius-sm);
  content: "";
}

.promo-block::after {
  position: absolute;
  z-index: -1;
  right: 1rem;
  bottom: -0.2em;
  color: color-mix(in srgb, var(--color-accent) 14%, transparent);
  font-family: var(--font-display);
  font-size: clamp(5rem, 16vw, 9rem);
  font-weight: 800;
  line-height: 0.8;
  content: "OQ";
}

.promo-block h2 {
  margin: 0 0 0.65rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--blog-h2-size);
  letter-spacing: var(--blog-letter-tight);
  text-wrap: pretty;
}

.promo-block p {
  max-width: 35rem;
  margin: 0;
  color: color-mix(in srgb, var(--color-text) 86%, var(--color-text-muted));
  line-height: 1.75;
}

.promo-block .btn {
  position: relative;
  color: var(--color-bg);
  border-color: var(--color-text);
  background: var(--color-text);
  box-shadow: var(--blog-shadow-soft);
}

.promo-block .btn:hover,
.promo-block .btn:focus-visible {
  color: var(--color-bg);
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.article-tail {
  padding-bottom: clamp(5rem, 9vw, 8rem);
}

#related-posts {
  padding-top: 2.5rem;
}

#related-posts > h2 {
  margin: 0 0 1.25rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--blog-h2-size);
  letter-spacing: var(--blog-letter-tight);
  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-height: 15.5rem;
  flex-direction: column;
  padding: 1.2rem;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
  transition:
    transform var(--blog-transition),
    border-color var(--blog-transition),
    background-color var(--blog-transition);
}

.related-card:hover,
.related-card:focus-within {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 50%, var(--color-border));
  background: var(--color-panel-raised);
}

.related-card h3 {
  margin: 1rem 0 0.65rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: var(--blog-letter-tight);
  line-height: 1.5;
  text-wrap: pretty;
}

.related-card p {
  display: -webkit-box;
  margin: 0 0 1rem;
  overflow: hidden;
  color: var(--color-text-muted);
  font-size: 0.88rem;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.related-card-meta {
  gap: 0.4rem;
  font-size: 0.68rem;
}

.related-card-meta .tag,
.related-card-meta time {
  min-height: 1.55rem;
  padding: 0.22rem 0.45rem;
}

.related-card-link {
  font-size: 0.86rem;
}

.post-nav-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  padding-top: 2rem;
  padding-bottom: 0.5rem;
}

.post-nav-card {
  position: relative;
  display: flex;
  min-height: 7.5rem;
  flex-direction: column;
  justify-content: center;
  padding: 1.2rem;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background: var(--color-panel);
  text-decoration: none;
  transition:
    transform var(--blog-transition),
    border-color var(--blog-transition),
    background-color var(--blog-transition);
}

.post-nav-card:hover,
.post-nav-card:focus-visible {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 50%, var(--color-border));
  background: var(--color-panel-raised);
}

.post-nav-label {
  margin-bottom: 0.45rem;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.post-nav-card strong {
  font-size: 0.98rem;
  line-height: 1.55;
}

.modal-visible {
  overflow: hidden;
}

.signup-modal {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  opacity: 0;
  transition: opacity var(--blog-transition);
}

.signup-modal[hidden] {
  display: none;
}

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

.signup-modal-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 0;
  background: color-mix(in srgb, var(--color-bg) 82%, transparent);
  cursor: pointer;
  backdrop-filter: blur(0.45rem);
}

.signup-modal-panel {
  position: relative;
  width: min(100%, 32rem);
  padding: clamp(1.5rem, 5vw, 2.5rem);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--color-accent) 55%, var(--color-border));
  border-radius: var(--radius-md);
  color: var(--color-text);
  background:
    linear-gradient(
      145deg,
      var(--color-panel-raised),
      color-mix(in srgb, var(--color-panel) 88%, var(--color-accent))
    );
  box-shadow: var(--blog-shadow);
  transform: translateY(0.75rem) scale(0.98);
  transition: transform var(--blog-transition);
}

.signup-modal-panel::before {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 5rem;
  height: 5rem;
  border: 1px solid color-mix(in srgb, var(--color-accent) 52%, transparent);
  border-radius: var(--radius-sm);
  background: var(--blog-accent-tint);
  content: "";
}

.signup-modal.is-open .signup-modal-panel {
  transform: translateY(0) scale(1);
}

.signup-modal-close {
  position: absolute;
  z-index: 1;
  top: 0.75rem;
  right: 0.75rem;
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-muted);
  background: var(--color-panel);
  font-family: var(--font-body);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}

.signup-modal-close:hover,
.signup-modal-close:focus-visible {
  color: var(--color-bg);
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.signup-modal-panel h2 {
  position: relative;
  max-width: 11em;
  margin: 0.8rem 0 1rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 5vw, 2rem);
  letter-spacing: var(--blog-letter-tight);
  line-height: 1.25;
  text-wrap: pretty;
}

.signup-modal-panel p {
  position: relative;
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.signup-modal-facts {
  width: fit-content;
  margin-top: 1rem !important;
  padding: 0.4rem 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  color: var(--color-text) !important;
  background: var(--color-panel);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.signup-modal-action {
  position: relative;
  margin-top: 1.4rem;
  color: var(--color-bg);
  border-color: var(--color-accent);
  background: var(--color-accent);
}

@media (max-width: 860px) {
  .blog-card-list,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .blog-catalog-head {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

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

  .article-body table,
  .article-body .data-table {
    display: block;
    width: fit-content;
    max-width: 100%;
    overflow-x: auto;
    white-space: nowrap;
  }
}

@media (max-width: 640px) {
  .blog-list-hero {
    padding-top: 3rem;
  }

  .blog-list-hero-inner::before,
  .article-hero::before {
    width: 6.5rem;
  }

  .blog-list-hero-inner::after,
  .article-hero::after {
    opacity: 0.7;
  }

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

  .article-hero-meta,
  .article-hero-summary {
    margin-left: 0;
  }

  .article-body h2 {
    margin-top: 3rem;
  }

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

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

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

  .callout {
    padding: 3.6rem 1rem 1rem;
  }

  .callout::before {
    top: 1rem;
    left: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-card,
  .tag-filter,
  .text-link::after,
  .related-card,
  .related-card-link::after,
  .post-nav-card,
  .signup-modal,
  .signup-modal-panel {
    transition: none;
  }

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