/*
 * Blog (/blog, /blog/:slug, /blog/category|tag|author/:slug) — loaded only on those pages via
 * base.njk's extraStylesheets, like games.css. Colours come from variables.css; the few blog-only
 * tokens below follow the theme through [data-bs-theme='dark'].
 *
 * The routes give <body> the class blog-body (blog-body-article on an article, plus has-toc when it
 * has a sidebar, see blogPages.ts articleBodyClass).
 */

:root {
  /* About 75 characters a line at the 18px body size. */
  --blog-measure: 40rem;
  --blog-aside: 16rem;
  --blog-gutter: 3.5rem;
  --blog-ink: #1e293b;
  --blog-dot: rgba(79, 70, 229, 0.16);
  --blog-zebra: #f8fafc;
  --blog-code-bg: #0f172a;
  --blog-code-border: rgba(15, 23, 42, 0.08);
  --blog-code-text: #e2e8f0;
  --blog-code-comment: #94a3b8;
  --blog-code-keyword: #c4b5fd;
  --blog-code-string: #86efac;
  --blog-code-number: #fcd34d;
  --blog-code-title: #93c5fd;
  --blog-code-attr: #f9a8d4;
  --blog-mono: ui-monospace, 'SFMono-Regular', Menlo, Consolas, 'Liberation Mono', monospace;
  --blog-sticky-top: 5.5rem;
  --blog-hero-glow: radial-gradient(
    circle 35rem at 85% -15%,
    rgba(99, 102, 241, 0.15) 0%,
    rgba(124, 58, 237, 0.08) 45%,
    transparent 70%
  );
}

[data-bs-theme='dark'] {
  --blog-ink: #d6deea;
  --blog-dot: rgba(129, 140, 248, 0.14);
  --blog-zebra: rgba(255, 255, 255, 0.025);
  --blog-code-bg: #020617;
  --blog-code-border: rgba(255, 255, 255, 0.08);
  --blog-hero-glow: radial-gradient(
    circle 35rem at 85% -15%,
    rgba(129, 140, 248, 0.22) 0%,
    rgba(192, 132, 252, 0.12) 45%,
    transparent 70%
  );
}

/* The site's dotted body pattern sits behind every page. On the blog it stays only in the hero, so
   long text never has dots behind it; article pages read on a plain surface. */
body.blog-body,
[data-bs-theme='dark'] body.blog-body {
  background-image: none;
}

body.blog-body-article {
  background-color: var(--surface);
}

/* ------------------------------------------------------------------------------------------------
 * Hero: /blog and the listing pages
 * --------------------------------------------------------------------------------------------- */

.blog-hero {
  position: relative;
  overflow: hidden;
  padding-block: 3rem 2rem;
  border-bottom: 1px solid var(--border);
  background:
    var(--blog-hero-glow), linear-gradient(180deg, var(--surface) 0%, var(--background) 100%);
}

.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--blog-dot) 1px, transparent 1px);
  background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(ellipse 65% 120% at 100% 0%, #000 0%, transparent 75%);
  mask-image: radial-gradient(ellipse 65% 120% at 100% 0%, #000 0%, transparent 75%);
  pointer-events: none;
}

.blog-hero > .container {
  position: relative;
  z-index: 1;
}

.blog-hero-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--spacing-lg) var(--spacing-xl);
}

.blog-hero-text {
  flex: 1 1 28rem;
  min-width: 0;
  max-width: 44rem;
}

.blog-kicker-wrap {
  display: inline-flex;
  margin-bottom: 0.85rem;
}

.blog-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--primary-soft);
  border: 1px solid var(--primary-soft-border);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: var(--shadow-sm);
}

.blog-hero-title {
  margin: 0;
  font-size: clamp(2.25rem, 1.7rem + 1.9vw, 3.125rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.035em;
  color: var(--text);
}

.blog-hero-highlight {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.blog-hero-lead {
  margin: 0.85rem 0 0;
  color: var(--text-muted);
  font-size: 1.125rem;
  line-height: 1.65;
  text-wrap: pretty;
}

.blog-hero.is-compact {
  padding-block: 2.25rem 1.5rem;
}

.blog-listing-count {
  margin: 0.75rem 0 0;
  color: var(--text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
}

/* Search: one field with the icon inside and the button at its end. */
.blog-search {
  position: relative;
  display: flex;
  flex: 0 1 25rem;
  align-items: center;
  min-width: 0;
  padding: 0.3rem 0.35rem 0.3rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.blog-search:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card);
}

.blog-search:focus-within {
  border-color: var(--primary);
  box-shadow:
    0 0 0 4px var(--primary-soft),
    var(--shadow-sm);
}

.blog-search-icon {
  position: absolute;
  left: 1.05rem;
  display: inline-flex;
  color: var(--text-muted);
  pointer-events: none;
  transition: color 0.2s ease;
}

.blog-search:focus-within .blog-search-icon {
  color: var(--primary);
}

.blog-search-input {
  flex: 1;
  min-width: 0;
  height: 2.6rem;
  padding: 0 0.75rem 0 2.25rem;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.9375rem;
}

.blog-search-input::placeholder {
  color: var(--text-muted);
  opacity: 0.85;
}

.blog-search-input:focus {
  outline: none;
}

.blog-search-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  height: 2.5rem;
  padding: 0 1.25rem;
  border: 0;
  border-radius: var(--radius-full);
  background: var(--primary);
  color: #ffffff;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition:
    background-color 0.18s ease,
    transform 0.18s ease,
    box-shadow 0.18s ease;
}

.blog-search-submit:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.blog-search-submit:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

[data-bs-theme='dark'] .blog-search-submit {
  color: #0b1020;
}

@media (max-width: 767.98px) {
  .blog-hero {
    padding-block: 2rem 1.5rem;
  }

  .blog-search {
    flex-basis: 100%;
    margin-top: 0.5rem;
  }
}

/* Category bar. Wraps on wide screens, scrolls sideways on phones so it stays one row. */
.blog-category-nav {
  margin-top: var(--spacing-xl);
}

.blog-category-nav-track {
  position: relative;
}

.blog-category-nav ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (max-width: 767.98px) {
  .blog-category-nav-track::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 2rem;
    background: linear-gradient(90deg, transparent 0%, var(--background) 100%);
    pointer-events: none;
  }

  .blog-category-nav ul {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .blog-category-nav ul::-webkit-scrollbar {
    display: none;
  }

  .blog-category-nav li {
    flex: none;
  }
}

.blog-category-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.35rem;
  padding: 0.35rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface);
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  transition:
    color 0.18s ease,
    border-color 0.18s ease,
    background-color 0.18s ease,
    transform 0.18s ease,
    box-shadow 0.18s ease;
}

.blog-category-nav a:hover,
.blog-category-nav a:focus-visible {
  border-color: var(--primary-soft-border);
  background: var(--primary-soft);
  color: var(--primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.blog-category-nav a[aria-current='page'] {
  border-color: var(--primary);
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(79, 70, 229, 0.32);
}

[data-bs-theme='dark'] .blog-category-nav a[aria-current='page'] {
  color: #0b1020;
}

.blog-category-count {
  min-width: 1.4rem;
  padding: 0 0.4rem;
  border-radius: var(--radius-full);
  background: var(--surface-alt);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  line-height: 1.4rem;
  text-align: center;
  font-weight: 600;
  transition:
    background-color 0.18s ease,
    color 0.18s ease;
}

.blog-category-nav a:hover .blog-category-count {
  background: rgba(79, 70, 229, 0.16);
  color: var(--primary);
}

.blog-category-nav a[aria-current='page'] .blog-category-count {
  background: rgba(255, 255, 255, 0.22);
  color: inherit;
}

/* ------------------------------------------------------------------------------------------------
 * Listing sections
 * --------------------------------------------------------------------------------------------- */

.blog-index {
  padding-block: 2.75rem 4rem;
}

.blog-featured {
  margin-bottom: 3.5rem;
}

.blog-section + .blog-section {
  margin-top: 4rem;
}

.blog-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm) var(--spacing);
  margin-bottom: var(--spacing-lg);
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.blog-section-title-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.blog-section-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.blog-section-title {
  margin: 0;
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.blog-section-meta {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

.blog-section-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition:
    color 0.15s ease,
    transform 0.15s ease;
}

.blog-section-link:hover,
.blog-section-link:focus-visible {
  color: var(--primary-hover);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.blog-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3.5rem 2rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  color: var(--text-muted);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.blog-empty-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-full);
  background: var(--primary-soft);
  color: var(--primary);
  margin-bottom: 1.25rem;
}

.blog-empty-title {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}

.blog-empty-text {
  max-width: 28rem;
  margin: 0 0 1.5rem;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.blog-empty-action {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  background: var(--primary);
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition:
    background-color 0.18s ease,
    transform 0.18s ease;
}

.blog-empty-action:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.blog-back {
  margin: var(--spacing-xl) 0 0;
}

.blog-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  transition:
    color 0.18s ease,
    transform 0.18s ease;
}

.blog-back-link:hover,
.blog-back-link:focus-visible {
  color: var(--primary);
  transform: translateX(-3px);
}

/* Pagination (partials/pagination.njk is blog-only). */
.pagination-wrap .pagination-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.45rem;
  margin: 3rem 0 0;
  padding: 0;
  list-style: none;
}

.pagination-wrap .pagination-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-width: 2.6rem;
  min-height: 2.6rem;
  padding: 0 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface);
  color: var(--text);
  font-size: 0.9375rem;
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: all 0.18s ease;
}

.pagination-wrap .pagination-link:hover {
  border-color: var(--primary-soft-border);
  background: var(--primary-soft);
  color: var(--primary);
  transform: translateY(-1px);
}

.pagination-wrap .pagination-link.is-current {
  border-color: var(--primary);
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

[data-bs-theme='dark'] .pagination-wrap .pagination-link.is-current {
  color: #0b1020;
}

/* ------------------------------------------------------------------------------------------------
 * Article cards
 * --------------------------------------------------------------------------------------------- */

.post-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 992px) {
  .post-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.75rem;
  }
}

.post-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  transition:
    border-color 0.22s ease,
    box-shadow 0.22s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
    background-color 0.2s ease;
}

/* Adikya card top accent line on hover */
.post-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-gradient);
  opacity: 0;
  transform: scaleX(0.6);
  transition:
    opacity 200ms ease,
    transform 200ms cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 3;
}

.post-card:hover,
.post-card:focus-within {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.post-card:hover::before,
.post-card:focus-within::before {
  opacity: 1;
  transform: scaleX(1);
}

.post-card-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--surface-alt);
}

.post-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-bs-theme='dark'] .post-card-media img {
  filter: brightness(0.92);
}

/* Fallback cover image with branded Adikya geometric accents */
.post-card-media.is-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  background:
    radial-gradient(var(--blog-dot) 1px, transparent 1px) 0 0 / 18px 18px,
    linear-gradient(135deg, var(--primary-soft) 0%, var(--surface-alt) 80%);
}

.post-card-placeholder-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  text-align: center;
}

.post-card-placeholder-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius-full);
  background: var(--surface);
  border: 1px solid var(--primary-soft-border);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.post-card-placeholder {
  color: var(--text);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

@media (prefers-reduced-motion: no-preference) {
  .post-card:hover .post-card-media img {
    transform: scale(1.05);
  }
}

.post-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.35rem 1.4rem 1.4rem;
}

/* Category and author links sit above the stretched title link so they stay clickable. */
.post-card-category,
.post-card-author {
  position: relative;
  z-index: 2;
}

.post-card-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.post-card-category {
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.15s ease;
}

.post-card-category:hover,
.post-card-category:focus-visible {
  color: var(--primary-hover);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.post-card-readtime {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  margin-left: auto;
}

.post-card-flag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--accent-soft);
  border: 1px solid rgba(245, 158, 11, 0.25);
  color: var(--warning);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.post-card-title {
  margin: 0;
  font-size: 1.1875rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.post-card-title .card-main-link {
  transition: color 0.18s ease;
}

.post-card:hover .post-card-title .card-main-link {
  color: var(--primary);
}

.post-card-excerpt {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

.post-card-footer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: var(--spacing);
  border-top: 1px solid var(--border-subtle);
}

.post-card-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.35;
}

.post-card-author {
  overflow: hidden;
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.post-card-author:hover,
.post-card-author:focus-visible {
  color: var(--primary);
  text-decoration: underline;
}

.post-card-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  color: var(--text-muted);
  font-size: 0.8125rem;
}

/* Initials badge for an author without an avatar (cards, byline, author box). */
.blog-initials {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--primary-soft-border);
  border-radius: var(--radius-full);
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-sm);
}

.blog-initials.is-large {
  width: 3rem;
  height: 3rem;
  font-size: 1rem;
}

.blog-initials.is-xl {
  width: 4.25rem;
  height: 4.25rem;
  font-size: 1.35rem;
}

/* The featured article: image beside the text from tablets up. */
.post-card.is-featured {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.post-card.is-featured .post-card-title {
  font-size: clamp(1.5rem, 1.15rem + 1.2vw, 2.15rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.post-card.is-featured .post-card-excerpt {
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-line-clamp: 4;
  line-clamp: 4;
}

.post-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-left: auto;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  background: var(--primary-soft);
  border: 1px solid var(--primary-soft-border);
  color: var(--primary);
  font-size: 0.8125rem;
  font-weight: 600;
  white-space: nowrap;
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.post-card-cta-arrow {
  transition: transform 0.2s ease;
}

.post-card:hover .post-card-cta {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.35);
}

[data-bs-theme='dark'] .post-card:hover .post-card-cta {
  color: #0b1020;
}

@media (prefers-reduced-motion: no-preference) {
  .post-card:hover .post-card-cta-arrow {
    transform: translateX(4px);
  }
}

@media (max-width: 575.98px) {
  .post-card-cta {
    display: none;
  }
}

@media (min-width: 768px) {
  .post-card.is-featured {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  }

  .post-card.is-featured .post-card-media {
    aspect-ratio: auto;
    min-height: 22rem;
    border-right: 1px solid var(--border-subtle);
    border-bottom: 0;
  }

  .post-card.is-featured .post-card-media img {
    position: absolute;
    inset: 0;
  }

  .post-card.is-featured .post-card-body {
    justify-content: center;
    gap: 1rem;
    padding: 2.5rem 2.75rem;
  }

  .post-card.is-featured .post-card-footer {
    margin-top: 0.5rem;
  }
}

/* Popular this month: a numbered list in two columns with card styling. */
.blog-popular {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 768px) {
  .blog-popular {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

.blog-popular-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.blog-popular-item:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.blog-popular-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: var(--primary-soft);
  border: 1px solid var(--primary-soft-border);
  color: var(--primary);
  font-size: 1.0625rem;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 1;
}

.blog-popular-content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.blog-popular-kicker {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.blog-popular-cat {
  color: var(--primary);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.blog-popular-time {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.blog-popular-title {
  color: var(--text);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  transition: color 0.15s ease;
}

.blog-popular-item:hover .blog-popular-title {
  color: var(--primary);
}

/* Browse by category cards */
.blog-browse {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr));
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-browse-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.blog-browse-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-gradient);
  opacity: 0;
  transform: scaleX(0.5);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
}

.blog-browse-link:hover,
.blog-browse-link:focus-visible {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.blog-browse-link:hover::before {
  opacity: 1;
  transform: scaleX(1);
}

.blog-browse-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: var(--primary-soft);
  border: 1px solid var(--primary-soft-border);
  color: var(--primary);
  flex-shrink: 0;
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.blog-browse-link:hover .blog-browse-icon {
  background: var(--primary);
  color: #ffffff;
  transform: scale(1.06);
}

[data-bs-theme='dark'] .blog-browse-link:hover .blog-browse-icon {
  color: #0b1020;
}

.blog-browse-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.blog-browse-name {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--text);
}

.blog-browse-count {
  color: var(--text-muted);
  font-size: 0.8125rem;
}

.blog-browse-arrow {
  display: inline-flex;
  margin-left: auto;
  color: var(--primary);
  transition: transform 0.2s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .blog-browse-link:hover .blog-browse-arrow {
    transform: translateX(4px);
  }
}

/* RSS Subscribe Banner */
.blog-rss-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin-top: 4rem;
  padding: 1.75rem 2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-alt) 100%);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.blog-rss-content {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  max-width: 36rem;
}

.blog-rss-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius-lg);
  background: var(--accent-soft);
  border: 1px solid rgba(245, 158, 11, 0.25);
  color: var(--accent);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.blog-rss-title {
  margin: 0 0 0.25rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text);
}

.blog-rss-lead {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
}

.blog-rss-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-full);
  background: var(--primary);
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition:
    background-color 0.18s ease,
    transform 0.18s ease,
    box-shadow 0.18s ease;
}

.blog-rss-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

[data-bs-theme='dark'] .blog-rss-btn {
  color: #0b1020;
}

/* ------------------------------------------------------------------------------------------------
 * Article page
 * --------------------------------------------------------------------------------------------- */

/* One frame for the header, cover and body, so all three share a left edge. It widens for the
   table-of-contents sidebar only where there is room for it. */
.blog-body-article {
  --blog-frame: calc(var(--blog-measure) + 2 * var(--spacing-lg));
}

@media (min-width: 1200px) {
  .blog-body-article.has-toc {
    --blog-frame: calc(
      var(--blog-measure) + var(--blog-gutter) + var(--blog-aside) + 2 * var(--spacing-lg)
    );
  }
}

.blog-frame {
  width: 100%;
  max-width: var(--blog-frame);
  margin-inline: auto;
  padding-inline: var(--spacing-lg);
}

.blog-body-article .breadcrumb-nav {
  max-width: var(--blog-frame);
  padding-top: 1.5rem;
  font-size: 0.8125rem;
}

.blog-body-article .breadcrumb {
  flex-wrap: nowrap;
}

.blog-body-article .breadcrumb-item {
  flex: none;
}

.blog-body-article .breadcrumb-item:last-child {
  flex: 0 1 auto;
  min-width: 0;
  overflow: hidden;
  color: var(--text-muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Reading progress, filled by blog-article.js. */
.blog-progress {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1031;
  height: 3px;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.04);
}

.blog-progress-bar {
  display: block;
  height: 100%;
  background: var(--primary-gradient);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
  transform: scaleX(0);
  transform-origin: 0 50%;
}

.blog-article-header {
  padding-top: 2rem;
}

.blog-article-header > * {
  max-width: var(--blog-measure);
}

.blog-article-meta-top {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--spacing);
}

.blog-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.85rem;
  border: 1px solid var(--primary-soft-border);
  border-radius: var(--radius-full);
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow: var(--shadow-sm);
  transition:
    border-color 0.15s ease,
    background-color 0.15s ease,
    transform 0.15s ease;
}

.blog-pill-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--primary);
}

.blog-pill:hover,
.blog-pill:focus-visible {
  border-color: var(--primary);
  transform: translateY(-1px);
}

.blog-article-title {
  margin: 0;
  /* A headline may run a little wider than the body column; it stays two or three short lines. */
  max-width: 44rem;
  /* Capped so a three-line title still leaves the cover in the first screen. */
  font-size: clamp(1.875rem, 1.3rem + 1.9vw, 2.875rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text);
  text-wrap: balance;
}

/* Running text, so it keeps a shorter line than the title above it (about 60 characters). */
.blog-article-subtitle {
  max-width: 36rem;
  margin: 1.25rem 0 0;
  color: var(--text-muted);
  font-size: clamp(1.125rem, 1.05rem + 0.35vw, 1.3rem);
  line-height: 1.6;
  text-wrap: pretty;
}

.blog-byline {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.blog-byline-avatar,
.blog-author-avatar {
  flex: none;
  border-radius: var(--radius-full);
  object-fit: cover;
  box-shadow:
    0 0 0 2px var(--surface),
    0 0 0 4px var(--primary-soft-border);
}

.blog-byline-avatar {
  width: 3rem;
  height: 3rem;
}

.blog-byline-text {
  min-width: 0;
}

.blog-byline-author {
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.15s ease;
}

.blog-byline-author:hover,
.blog-byline-author:focus-visible {
  color: var(--primary);
  text-decoration: underline;
}

.blog-byline-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0.2rem 0 0;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.blog-byline-item {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.blog-byline-item.is-updated {
  color: var(--accent);
  font-weight: 500;
}

.blog-byline-sep {
  opacity: 0.6;
}

/* Cover: a fixed shape so it never fills the whole first screen, cropped to fit. */
.blog-cover {
  margin-top: 2.25rem;
  margin-bottom: 0;
}

.blog-cover img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface-alt);
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
  .blog-cover img {
    aspect-ratio: 2 / 1;
  }
}

[data-bs-theme='dark'] .blog-cover img {
  filter: brightness(0.94);
}

.blog-article-layout {
  padding-top: 2.75rem;
  padding-bottom: 4.5rem;
}

.blog-article-main {
  min-width: 0;
  max-width: var(--blog-measure);
}

.blog-article-aside {
  display: none;
}

@media (min-width: 1200px) {
  .blog-article.has-toc .blog-article-layout {
    display: grid;
    grid-template-columns: minmax(0, var(--blog-measure)) var(--blog-aside);
    gap: var(--blog-gutter);
    align-items: start;
  }

  .blog-article-aside {
    position: sticky;
    top: var(--blog-sticky-top);
    display: block;
    max-height: calc(100vh - var(--blog-sticky-top) - 2rem);
    overflow-y: auto;
    padding-right: 0.25rem;
    scrollbar-width: thin;
  }

  .blog-toc-mobile {
    display: none;
  }
}

/* Table of contents (sidebar). */
.blog-toc {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  font-size: 0.875rem;
}

.blog-toc-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border-subtle);
}

.blog-toc-header-icon {
  color: var(--primary);
  display: inline-flex;
}

.blog-toc-heading {
  margin: 0;
  color: var(--text);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.blog-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-toc .blog-toc-list {
  border-left: 2px solid var(--border-subtle);
}

.blog-toc-list a {
  display: block;
  padding: 0.35rem 0.6rem 0.35rem 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
  text-decoration: none;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition:
    color 0.15s ease,
    background-color 0.15s ease;
}

.blog-toc .blog-toc-list a {
  margin-left: -2px;
  border-left: 2px solid transparent;
  transition:
    color 0.15s ease,
    border-color 0.15s ease,
    background-color 0.15s ease;
}

.blog-toc-list .blog-toc-level-3 a {
  padding-left: 1.5rem;
  font-size: 0.8125rem;
}

.blog-toc-list a:hover,
.blog-toc-list a:focus-visible {
  color: var(--text);
  background: var(--surface-alt);
}

.blog-toc-list a[aria-current='location'] {
  color: var(--primary);
  font-weight: 600;
  background: var(--primary-soft);
}

.blog-toc .blog-toc-list a[aria-current='location'] {
  border-left-color: var(--primary);
}

.blog-toc-top {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.15s ease;
}

.blog-toc-top:hover,
.blog-toc-top:focus-visible {
  color: var(--primary);
}

/* Table of contents (phones and tablets): collapsible card above body. */
.blog-toc-mobile {
  margin-bottom: 2.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface-alt);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.blog-toc-mobile summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 3.25rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
  background: var(--surface);
  transition: background-color 0.15s ease;
}

.blog-toc-mobile summary:hover {
  background: var(--surface-alt);
}

.blog-toc-mobile-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
}

.blog-toc-mobile summary::-webkit-details-marker {
  display: none;
}

.blog-toc-mobile summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.blog-toc-mobile-chevron {
  display: inline-flex;
  color: var(--text-muted);
  transition: transform 0.22s ease;
}

.blog-toc-mobile[open] .blog-toc-mobile-chevron {
  transform: rotate(180deg);
}

.blog-toc-mobile nav {
  padding: 0.75rem 1.25rem 1.25rem;
  font-size: 0.9375rem;
}

.blog-toc-mobile .blog-toc-list a {
  padding: 0.4rem 0.5rem;
  border-radius: var(--radius-sm);
}

.blog-toc-mobile .blog-toc-list .blog-toc-level-3 a {
  padding-left: 1.25rem;
}

/* ------------------------------------------------------------------------------------------------
 * Article typography
 * --------------------------------------------------------------------------------------------- */

.blog-prose {
  color: var(--blog-ink);
  font-size: 1.125rem;
  line-height: 1.7;
  overflow-wrap: break-word;
}

.blog-prose > :first-child {
  margin-top: 0;
}

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

.blog-prose h2,
.blog-prose h3,
.blog-prose h4 {
  scroll-margin-top: var(--blog-sticky-top);
  color: var(--text);
  font-weight: 800;
  text-wrap: balance;
}

.blog-prose h2 {
  margin: 2.75rem 0 1rem;
  font-size: clamp(1.6rem, 1.3rem + 1vw, 2rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--border-subtle);
}

.blog-prose h3 {
  margin: 2.25rem 0 0.75rem;
  font-size: clamp(1.3rem, 1.2rem + 0.5vw, 1.5rem);
  line-height: 1.3;
  letter-spacing: -0.018em;
}

.blog-prose h4 {
  margin: 2rem 0 0.6rem;
  font-size: 1.1875rem;
  line-height: 1.4;
}

.blog-prose p,
.blog-prose ul,
.blog-prose ol {
  margin: 0 0 1.25rem;
}

.blog-prose ul,
.blog-prose ol {
  padding-left: 1.65rem;
}

.blog-prose li {
  padding-left: 0.3rem;
}

.blog-prose li + li {
  margin-top: 0.55rem;
}

/* The editor wraps every list item's text in a <p>; without this each bullet inherits the full
   paragraph gap and a list of one-liners spreads out like separate paragraphs. */
.blog-prose li > p {
  margin: 0;
}

.blog-prose li > p + p {
  margin-top: 0.55rem;
}

.blog-prose li > ul,
.blog-prose li > ol {
  margin: 0.55rem 0 0;
}

.blog-prose li::marker {
  color: var(--primary);
}

.blog-prose ol > li::marker {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.blog-prose strong {
  color: var(--text);
  font-weight: 700;
}

.blog-prose a {
  color: var(--primary);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: var(--primary-soft-border);
  text-decoration-thickness: 0.09em;
  text-underline-offset: 0.22em;
  transition:
    text-decoration-color 0.15s ease,
    color 0.15s ease;
}

.blog-prose a:hover,
.blog-prose a:focus-visible {
  color: var(--primary-hover);
  text-decoration-color: currentColor;
}

.blog-prose blockquote {
  margin: 2.25rem 0;
  padding: 1.25rem 1.75rem;
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  background: var(--primary-soft);
  color: var(--text);
  font-size: 1.0625em;
  line-height: 1.7;
  font-style: italic;
  box-shadow: var(--shadow-sm);
}

.blog-prose blockquote > :last-child {
  margin-bottom: 0;
}

.blog-prose hr {
  width: 100%;
  margin: 3.5rem 0;
  border: 0;
  border-top: 1px solid var(--border);
  opacity: 1;
}

.blog-prose img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 2.25rem auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.blog-prose :not(pre) > code {
  padding: 0.15em 0.45em;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
  color: var(--text);
  font-family: var(--blog-mono);
  font-size: 0.86em;
  font-weight: 500;
}

.blog-prose pre {
  margin: 2.25rem 0;
  overflow-x: auto;
  padding: 1.35rem 1.6rem;
  border: 1px solid var(--blog-code-border);
  border-radius: var(--radius-xl);
  background: var(--blog-code-bg);
  color: var(--blog-code-text);
  font-family: var(--blog-mono);
  font-size: 0.9rem;
  line-height: 1.7;
  tab-size: 2;
  scrollbar-width: thin;
  box-shadow: var(--shadow-md);
}

.blog-prose pre code {
  font-family: inherit;
  font-size: inherit;
}

/* Tables */
.blog-prose .blog-table {
  margin: 2.25rem 0;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.blog-prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.blog-prose th,
.blog-prose td {
  padding: 0.85rem 1.15rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.blog-prose th {
  background: var(--surface-alt);
  color: var(--text);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-prose tbody tr:nth-child(even) td {
  background: var(--blog-zebra);
}

.blog-prose tr:last-child td {
  border-bottom: 0;
}

/* highlight.js token classes */
.hljs-comment,
.hljs-quote {
  color: var(--blog-code-comment);
  font-style: italic;
}

.hljs-keyword,
.hljs-selector-tag,
.hljs-built_in,
.hljs-type,
.hljs-literal {
  color: var(--blog-code-keyword);
}

.hljs-string,
.hljs-regexp,
.hljs-addition,
.hljs-meta .hljs-string {
  color: var(--blog-code-string);
}

.hljs-number,
.hljs-symbol,
.hljs-bullet {
  color: var(--blog-code-number);
}

.hljs-title,
.hljs-section,
.hljs-function .hljs-title,
.hljs-title.function_ {
  color: var(--blog-code-title);
}

.hljs-attr,
.hljs-attribute,
.hljs-variable,
.hljs-template-variable,
.hljs-name,
.hljs-selector-class,
.hljs-selector-id,
.hljs-deletion {
  color: var(--blog-code-attr);
}

.hljs-emphasis {
  font-style: italic;
}

.hljs-strong {
  font-weight: 700;
}

/* ------------------------------------------------------------------------------------------------
 * Below the article
 * --------------------------------------------------------------------------------------------- */

.blog-article-footer {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.blog-tags-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.blog-tags-label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--text-muted);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-tags a {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface-alt);
  color: var(--text);
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  transition:
    color 0.15s ease,
    border-color 0.15s ease,
    background-color 0.15s ease,
    transform 0.15s ease;
}

.blog-tags a:hover,
.blog-tags a:focus-visible {
  border-color: var(--primary-soft-border);
  background: var(--primary-soft);
  color: var(--primary);
  transform: translateY(-1px);
}

.blog-share {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.blog-share-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-muted);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.blog-share-items {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.blog-share-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.35rem;
  padding: 0.35rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface-alt);
  color: var(--text);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition:
    color 0.15s ease,
    border-color 0.15s ease,
    background-color 0.15s ease,
    transform 0.15s ease;
}

.blog-share-link:hover,
.blog-share-link:focus-visible {
  border-color: var(--primary-soft-border);
  background: var(--primary-soft);
  color: var(--primary);
  transform: translateY(-1px);
}

.blog-copy-link.is-copied {
  border-color: var(--success);
  background: var(--success-soft);
  color: var(--success-strong);
}

/* Author profile card */
.blog-author-box {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-card);
}

.blog-author-avatar-wrap {
  flex: none;
}

.blog-author-avatar {
  width: 4.5rem;
  height: 4.5rem;
}

.blog-author-body {
  min-width: 0;
}

.blog-author-label {
  margin: 0;
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.blog-author-name {
  margin: 0.2rem 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.015em;
}

.blog-author-name a {
  color: var(--text);
  text-decoration: none;
  transition: color 0.15s ease;
}

.blog-author-name a:hover,
.blog-author-name a:focus-visible {
  color: var(--primary);
  text-decoration: underline;
}

.blog-author-bio {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.blog-author-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0.85rem 0 0;
  padding: 0;
  list-style: none;
}

.blog-author-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: var(--surface-alt);
  color: var(--text-muted);
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s ease;
}

.blog-author-links a:hover,
.blog-author-links a:focus-visible {
  border-color: var(--primary-soft-border);
  background: var(--primary-soft);
  color: var(--primary);
}

@media (max-width: 575.98px) {
  .blog-author-box {
    flex-direction: column;
    gap: 1rem;
    padding: 1.35rem;
  }
}

/* Adjacent articles navigation */
.blog-adjacent {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

@media (min-width: 576px) {
  .blog-adjacent {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .blog-adjacent-link.is-next:only-child {
    grid-column: 2;
  }
}

.blog-adjacent-link {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.25rem 1.4rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.blog-adjacent-link.is-next {
  text-align: right;
}

.blog-adjacent-link:hover,
.blog-adjacent-link:focus-visible {
  border-color: var(--border-hover);
  background: var(--surface);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.blog-adjacent-label {
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-adjacent-title {
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--text);
  transition: color 0.15s ease;
}

.blog-adjacent-link:hover .blog-adjacent-title {
  color: var(--primary);
}

/* Related articles section */
.blog-related {
  padding-block: 3.5rem 4.5rem;
  border-top: 1px solid var(--border);
  background: var(--background);
}

.blog-read-marker {
  display: block;
  height: 1px;
}

/* Admin preview of an unpublished article (/admin/blog/articles/:id/preview). */
.blog-preview-banner {
  position: sticky;
  top: 0;
  z-index: 1030;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--spacing);
  padding: var(--spacing-sm) var(--spacing);
  background: var(--warning-soft);
  color: var(--text);
  font-size: 0.9375rem;
}

@media (prefers-reduced-motion: reduce) {
  .blog-body *,
  .blog-body *::before,
  .blog-body *::after {
    transition-duration: 0.01ms !important;
  }
}