:root {
  --blog-reading: 56rem;
  --blog-gutter: max(1.5rem, var(--gutter));
  --blog-column-box: calc(var(--blog-reading) + var(--blog-gutter) + var(--blog-gutter));
  --blog-body-size: 1rem;
  --blog-small-size: 0.875rem;
  --blog-kicker-size: 0.8125rem;
  --blog-h1: clamp(1.8rem, 4vw, 2.6rem);
  --blog-list-h1: clamp(2rem, 4.5vw, 3rem);
  --blog-h2: clamp(1.3rem, 2.8vw, 1.6rem);
  --blog-h3: clamp(1.125rem, 2.2vw, 1.3rem);
  --blog-stat-size: clamp(1.4rem, 3vw, 2rem);
  --blog-body-leading: 1.9;
  --blog-title-leading: 1.4;
  --blog-title-tracking: -0.015em;
  --blog-weight-normal: 400;
  --blog-weight-medium: 600;
  --blog-weight-bold: 750;
  --blog-weight-display: 900;
  --blog-band: color-mix(in srgb, var(--hl) 32%, var(--panel-2));
  --blog-tint: color-mix(in srgb, var(--hl) 40%, var(--panel));
  --blog-success-tint: color-mix(in srgb, var(--success) 9%, var(--panel));
  --blog-warn-tint: color-mix(in srgb, var(--warn) 11%, var(--panel));
  --blog-code-muted: color-mix(in srgb, var(--on-ink) 72%, var(--ink));
  --blog-line: color-mix(in srgb, var(--ink) 20%, var(--border));
  --blog-focus: var(--wisteria);
  --blog-motion-distance: -0.15rem;
}

.reading-wrap {
  box-sizing: border-box;
  width: 100%;
  max-width: var(--blog-column-box);
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
  min-width: 0;
}

.blog-index,
.article-page {
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
}

.blog-index h1,
.blog-index h2,
.blog-index h3,
.article-page h1,
.article-page h2,
.article-page h3,
.article-hero h1,
.article-band h1,
.prose h1,
.prose h2,
.prose h3,
#related-posts h2,
#related-posts h3 {
  display: block;
  font-family: var(--font-display);
  text-wrap: pretty;
  letter-spacing: var(--blog-title-tracking);
  overflow-wrap: anywhere;
  line-height: var(--blog-title-leading);
}

.blog-index a:focus-visible,
.article-page a:focus-visible,
.blog-filters button:focus-visible,
#related-posts a:focus-visible,
#post-nav a:focus-visible,
.float-cta:focus-visible {
  outline: 3px solid var(--blog-focus);
  outline-offset: 4px;
}

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

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.breadcrumbs li + li::before {
  content: "›";
  margin-inline-end: 0.65rem;
  color: var(--muted);
}

.breadcrumbs a {
  color: var(--wisteria);
  text-underline-offset: 0.2em;
}

.blog-list-hero {
  padding-block: 2.5rem 2rem;
  border-block: 1px solid var(--border);
  background: var(--blog-band);
}

.blog-kicker {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--blog-kicker-size);
  color: var(--muted);
  font-weight: var(--blog-weight-medium);
}

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

.blog-intro {
  margin: 0;
  color: var(--muted);
  line-height: var(--blog-body-leading);
}

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

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.blog-filters button {
  min-height: 2.75rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--r-ctl);
  background: var(--panel);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-medium);
  line-height: 1.5;
  cursor: pointer;
  transition: background var(--fast) var(--ease), border-color var(--fast) var(--ease);
}

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

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

.blog-list-status {
  min-height: 1.8em;
  margin-block: 1rem 1.25rem;
  color: var(--muted);
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.blog-post-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.article-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-top: 3px solid var(--blog-line);
  border-radius: var(--r-card);
  background: var(--panel);
  color: var(--text);
  transition: border-color var(--fast) var(--ease), transform var(--fast) var(--ease);
}

.article-card:hover,
.article-card:focus-within {
  border-color: var(--wisteria);
  transform: translateY(var(--blog-motion-distance));
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: flex-start;
  gap: 0.35rem 0.5rem;
  margin: 0 0 0.8rem;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-normal);
  line-height: 1.8;
}

.article-meta time {
  font-variant-numeric: tabular-nums;
}

.article-meta > *,
.article-meta .badge {
  border: 0;
  border-radius: 0;
  padding: 0;
  background: none;
  box-shadow: none;
  color: inherit;
}

.article-card h2,
.article-card h3 {
  margin: 0 0 0.8rem;
  font-size: var(--blog-h3);
  font-weight: var(--blog-weight-bold);
}

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

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

.article-summary {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: var(--blog-body-size);
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.article-read-link {
  align-self: flex-start;
  margin-top: auto;
  color: var(--wisteria);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-medium);
  text-underline-offset: 0.25em;
}

.blog-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 1.5rem;
  border: 1px dashed var(--border);
  border-radius: var(--r-card);
  background: var(--panel);
  color: var(--muted);
  line-height: var(--blog-body-leading);
}

/* 通栏标题色带：外层铺满，内文与阅读列共用边线。 */
.article-band,
.article-hero {
  box-sizing: border-box;
  width: 100%;
  max-width: none;
  margin: 0;
  padding-block: 2.25rem;
  padding-inline: max(var(--blog-gutter), calc((100% - var(--blog-reading)) / 2));
  border: 0;
  border-block: 1px solid var(--border);
  border-radius: 0;
  background: var(--blog-band);
  box-shadow: none;
}

.article-band .reading-wrap,
.article-hero .reading-wrap {
  width: 100%;
  max-width: var(--blog-reading);
  margin-inline: auto;
  padding-inline: 0;
}

.article-band .article-hero {
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
}

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

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

.prose,
.article-body,
[data-article-body] {
  box-sizing: border-box;
  min-width: 0;
  font-family: var(--font-body);
  font-size: var(--blog-body-size);
  line-height: var(--blog-body-leading);
  color: var(--text);
  overflow-wrap: anywhere;
  counter-reset: grid-section;
}

.prose.reading-wrap,
.article-body.reading-wrap,
[data-article-body].reading-wrap {
  width: 100%;
  max-width: var(--blog-column-box);
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
  padding-block: 1.75rem 1rem;
}

.prose p,
.article-body p {
  margin-block: 0 1.2rem;
}

.prose h2,
.article-body h2 {
  position: relative;
  margin-block: 2.25rem 1rem;
  color: var(--text);
  font-size: var(--blog-h2);
  font-weight: var(--blog-weight-bold);
  counter-increment: grid-section;
  scroll-margin-top: var(--anchor-offset);
}

.prose h2::before,
.article-body h2::before {
  content: counter(grid-section, decimal-leading-zero);
  display: inline-block;
  margin-inline-end: 0.65rem;
  padding: 0.1rem 0.45rem;
  border-radius: var(--r-small);
  background: var(--hl);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-medium);
  vertical-align: 0.12em;
}

.prose > h2:first-child,
.prose > section:first-child > h2:first-child,
.article-body > h2:first-child,
.article-body > section:first-child > h2:first-child {
  margin-top: 0.5rem;
}

.prose h3,
.article-body h3 {
  margin-block: 1.65rem 0.8rem;
  font-size: var(--blog-h3);
  font-weight: var(--blog-weight-bold);
}

.prose a,
.article-body a {
  color: var(--wisteria);
  text-underline-offset: 0.22em;
  text-decoration-thickness: 1px;
}

.prose ul,
.prose ol,
.article-body ul,
.article-body ol {
  margin-block: 0.75rem 1.5rem;
  padding-inline-start: 1.6rem;
}

.prose li,
.article-body li {
  margin-block: 0.45rem;
}

.prose blockquote,
.article-body blockquote {
  margin: 1.75rem 0;
  padding: 1.25rem 1.5rem;
  border-inline-start: 4px solid var(--wisteria);
  border-radius: var(--r-ctl);
  background: var(--blog-tint);
  color: var(--text);
}

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

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

.prose table,
.article-body table {
  width: 100%;
  margin-block: 1.5rem;
  border-collapse: collapse;
  font-size: var(--blog-small-size);
  line-height: 1.8;
}

.prose .table-scroll table,
.article-body .table-scroll table {
  margin: 0;
  min-width: 36rem;
}

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

.prose thead th,
.article-body thead th {
  background: var(--ink);
  color: var(--on-ink);
  font-weight: var(--blog-weight-medium);
}

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

.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 pre,
.article-body pre {
  position: relative;
  max-width: 100%;
  margin-block: 1.75rem;
  padding: 3rem 1.25rem 1.25rem;
  overflow-x: auto;
  border: 1px solid var(--ink);
  border-radius: var(--r-card);
  background: var(--ink);
  color: var(--on-ink);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  line-height: 1.8;
  tab-size: 2;
}

.prose pre::before,
.article-body pre::before {
  content: "Y G / C O N S O L E";
  position: absolute;
  inset-block-start: 0.7rem;
  inset-inline-start: 1.25rem;
  color: var(--blog-code-muted);
  font-family: var(--font-mono);
  font-size: var(--blog-kicker-size);
}

.prose code,
.article-body code {
  padding: 0.1em 0.35em;
  border-radius: var(--r-small);
  background: var(--panel-2);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
}

.prose pre code,
.article-body pre code {
  padding: 0;
  border-radius: 0;
  background: none;
  color: inherit;
  white-space: pre;
  overflow-wrap: normal;
}

.callout,
.verdict {
  position: relative;
  margin-block: 1.5rem;
  padding: 1.25rem 1.25rem 1.25rem 3.5rem;
  border: 1px solid var(--border);
  border-inline-start: 4px solid var(--wisteria);
  border-radius: var(--r-ctl);
  background: var(--blog-tint);
  color: var(--text);
  line-height: var(--blog-body-leading);
}

.callout::before,
.verdict::before {
  content: "i";
  position: absolute;
  inset-inline-start: 1rem;
  inset-block-start: 1.3rem;
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid currentColor;
  border-radius: var(--r-round);
  color: var(--wisteria);
  font-family: var(--font-mono);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-bold);
  line-height: 1.4rem;
  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: "!";
  color: var(--warn);
}

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

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

.verdict {
  border-inline-start-color: var(--ink);
  background: var(--panel-2);
}

.verdict::before {
  content: "=";
  color: var(--ink);
}

.callout > :last-child,
.verdict > :last-child {
  margin-bottom: 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-top: 3px solid var(--wisteria);
  border-radius: var(--r-card);
  background: var(--blog-tint);
}

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

.stat-num {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--blog-stat-size);
  font-weight: var(--blog-weight-bold);
  line-height: 1.4;
  font-variant-numeric: tabular-nums;
}

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

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

.check-list li {
  margin-block: 0.65rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--r-ctl);
  background: var(--panel);
  list-style: none;
}

.promo-block {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-block: 1.5rem 2rem;
  padding: 2rem;
  border: 1px solid var(--ink);
  border-radius: var(--r-card);
  background: linear-gradient(120deg, var(--ink), var(--ink-deep));
  color: var(--on-ink);
  line-height: var(--blog-body-leading);
}

.promo-block.reading-wrap {
  width: calc(100% - var(--blog-gutter) - var(--blog-gutter));
  max-width: var(--blog-reading);
  margin-inline: auto;
  padding-inline: 2rem;
}

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

.promo-copy strong {
  font-family: var(--font-display);
  font-size: var(--blog-h3);
  font-weight: var(--blog-weight-bold);
}

.promo-copy p {
  margin: 0.6rem 0 0;
  color: var(--on-ink);
}

.promo-block .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0;
}

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

.promo-block .btn-line,
.promo-block .btn-secondary {
  border-color: var(--on-ink);
  background: none;
  color: var(--on-ink);
}

.promo-block .btn:hover {
  border-color: var(--hl);
  background: var(--hl);
  color: var(--ink);
}

#related-posts,
#post-nav {
  box-sizing: border-box;
  width: 100%;
  max-width: var(--blog-column-box);
  margin-inline: auto;
  padding-inline: var(--blog-gutter);
  min-width: 0;
}

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

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

#related-posts > h2 {
  margin: 0 0 1.25rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border);
  font-size: var(--blog-h2);
  color: var(--text);
}

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

.related-card {
  padding: 1.2rem;
}

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

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

.post-nav-card {
  display: block;
  min-width: 0;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-top: 3px solid var(--blog-line);
  border-radius: var(--r-card);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--fast) var(--ease), transform var(--fast) var(--ease);
}

.post-nav-card:hover,
.post-nav-card:focus-visible {
  border-color: var(--wisteria);
  transform: translateY(var(--blog-motion-distance));
}

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

.post-nav-label {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--wisteria);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-medium);
}

.post-nav-title {
  display: block;
  margin-bottom: 0.8rem;
  font-size: var(--blog-body-size);
  font-weight: var(--blog-weight-bold);
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.post-nav-card .article-meta {
  margin-bottom: 0;
}

.float-cta {
  position: fixed;
  z-index: 30;
  inset-inline-end: 1.5rem;
  inset-block-end: 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  max-width: calc(100vw - 3rem);
  min-height: 3rem;
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--ink);
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--on-ink);
  box-shadow: var(--shadow-cta);
  font-family: var(--font-body);
  font-size: var(--blog-small-size);
  font-weight: var(--blog-weight-medium);
  line-height: 1.5;
  text-decoration: none;
}

.float-cta svg {
  flex: 0 0 auto;
  width: 1.2rem;
  height: 1.2rem;
  fill: none;
  stroke: currentColor;
}

.float-cta:hover {
  background: var(--ink-deep);
  color: var(--on-ink);
}

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

  .prose .table-scroll table,
  .article-body .table-scroll table {
    display: table;
    width: 100%;
    max-width: none;
  }

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

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

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

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

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

  .article-band,
  .article-hero {
    padding-block: 1.75rem;
  }

  .article-card {
    padding: 1.25rem;
  }

  .promo-block,
  .promo-block.reading-wrap {
    padding: 1.5rem;
  }

  .promo-copy {
    flex-basis: 100%;
  }

  .breadcrumbs {
    font-size: var(--blog-kicker-size);
  }

  .float-cta {
    inset-inline-end: 1rem;
    inset-block-end: max(1rem, env(safe-area-inset-bottom));
    min-height: 2.75rem;
    padding: 0.65rem 1rem;
  }

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

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

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