.article-shell {
  min-height: 100vh;
  background:
    linear-gradient(90deg, rgba(17, 17, 19, 0.025) 1px, transparent 1px),
    var(--neutral-warm);
  background-size: 96px 96px;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--grid);
  border-radius: var(--rounded-lg);
  background-color: var(--grid);
}

.article-hero,
.article-body,
.notes-index-hero,
.notes-listing {
  grid-column: span 12;
  background-color: var(--surface-glass);
}

.article-hero,
.notes-index-hero {
  isolation: isolate;
  position: relative;
  overflow: hidden;
  min-height: 48vh;
  padding: var(--spacing-3xl);
}

.article-hero::before,
.notes-index-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(17, 17, 19, 0.045) 1px, transparent 1px),
    linear-gradient(0deg, rgba(17, 17, 19, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(135deg, #000 0%, transparent 68%);
  pointer-events: none;
}

.article-hero::after,
.notes-index-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--heading-illustration);
  background-repeat: no-repeat;
  background-position: right -4% center;
  background-size: min(680px, 70vw) auto;
  filter: grayscale(1) contrast(1.24) saturate(0.1);
  opacity: 0.18;
  pointer-events: none;
}

body.dark-mode .article-hero::after,
body.dark-mode .notes-index-hero::after {
  filter: grayscale(1) invert(1) contrast(1.48) saturate(0);
  opacity: 0.24;
}

.article-hero-inner,
.notes-index-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(190px, 0.28fr) minmax(0, 1fr);
  gap: var(--spacing-3xl);
  align-items: end;
  min-height: calc(48vh - (var(--spacing-3xl) * 2));
}

.article-kicker {
  margin-bottom: var(--spacing-xl);
  gap: var(--spacing-sm);
}

.article-issue-mark {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 260px;
  padding-left: var(--spacing-lg);
  border-left: 1px solid var(--grid-dark);
  color: var(--secondary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
}

.article-issue-mark strong {
  color: var(--primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
}

.article-title,
.notes-index-title {
  max-width: 980px;
  font-size: clamp(3.2rem, 8vw, 7.7rem);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: 0;
}

.article-subtitle,
.notes-index-subtitle {
  max-width: 680px;
  margin-top: var(--spacing-xl);
  color: var(--secondary);
  font-size: clamp(1.05rem, 2vw, 1.45rem);
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.article-body {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(0, 780px) minmax(0, 1fr);
  gap: var(--spacing-3xl);
  padding: var(--spacing-3xl);
}

.article-meta-rail {
  position: sticky;
  top: 104px;
  align-self: start;
  display: grid;
  gap: var(--spacing-lg);
  padding-top: var(--spacing-xs);
  color: var(--secondary);
}

.article-meta-rail > div {
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--grid-dark);
}

.article-meta-rail strong {
  display: block;
  color: var(--primary);
  font-family: "Newsreader", serif;
  font-size: 1.2rem;
  font-weight: 350;
  line-height: 1.15;
}

.article-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.article-tag-list span {
  display: inline-flex;
  padding: 4px 8px;
  border: 1px solid var(--grid-dark);
  border-radius: var(--rounded-full);
  color: var(--secondary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.64rem;
  line-height: 1.1;
  text-transform: uppercase;
  overflow-wrap: anywhere;
}

.article-content {
  min-width: 0;
}

.article-dek {
  margin: 0 0 var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--grid-dark);
  color: var(--primary);
  font-family: "Newsreader", serif;
  font-size: clamp(1.65rem, 2.3vw, 2.35rem);
  font-weight: 300;
  line-height: 1.13;
  overflow-wrap: anywhere;
}

.article-prose {
  width: 100%;
  margin: 0;
  color: var(--primary);
  font-family: "Newsreader", serif;
  font-size: clamp(1.18rem, 1.25vw, 1.34rem);
  line-height: 1.72;
}

.article-prose p,
.article-prose ul,
.article-prose ol,
.article-prose blockquote,
.article-prose pre {
  margin: 0 0 1.25em;
}

.article-prose > p:first-child::first-letter {
  float: left;
  margin: 0.08em 0.11em 0 0;
  color: var(--signal-orange);
  font-size: 4.8em;
  line-height: 0.78;
}

.article-prose h2 {
  margin: 2.4em 0 0.75em;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--grid-dark);
  font-size: clamp(2rem, 3vw, 3.05rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.article-prose h3 {
  margin: 1.7em 0 0.45em;
  color: var(--primary);
  font-family: "Inter", system-ui, sans-serif;
  font-size: clamp(1rem, 1.1vw, 1.12rem);
  font-weight: 650;
  letter-spacing: 0;
  line-height: 1.25;
}

.article-prose a {
  color: var(--primary);
  text-decoration-color: var(--signal-orange);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.article-prose ul,
.article-prose ol {
  padding-left: 1.2em;
}

.article-prose li + li {
  margin-top: 0.45em;
}

.article-prose blockquote {
  padding-left: var(--spacing-lg);
  border-left: 2px solid var(--signal-orange);
  color: var(--secondary);
}

.article-prose code,
.article-prose pre {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72em;
}

.article-prose pre {
  overflow-x: auto;
  padding: var(--spacing-lg);
  border: 1px solid var(--grid-dark);
  border-radius: var(--rounded-sm);
  background-color: var(--primary);
  color: var(--neutral-warm);
}

.article-footer-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
  grid-column: 2;
  width: 100%;
  margin: var(--spacing-3xl) 0 0;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--grid-dark);
}

.notes-listing {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
}

.note-list-card {
  min-height: 320px;
  padding: var(--spacing-xl);
  background-color: var(--surface-glass);
}

.note-list-card h2 {
  max-width: 680px;
  font-size: clamp(2rem, 3.5vw, 4.5rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.note-list-card p {
  max-width: 640px;
}

.note-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-lg);
}

.note-card-tags span {
  padding: 4px 8px;
  border: 1px solid var(--grid-dark);
  border-radius: var(--rounded-full);
  color: var(--secondary);
}

@media (max-width: 760px) {
  .article-hero,
  .article-body,
  .notes-index-hero {
    padding: var(--spacing-xl);
  }

  .article-hero,
  .notes-index-hero {
    min-height: 44vh;
  }

  .article-title,
  .notes-index-title {
    font-size: clamp(2.55rem, 14vw, 4.2rem);
    overflow-wrap: anywhere;
  }

  .article-prose {
    font-size: 1.16rem;
  }

  .article-meta-rail {
    grid-template-columns: 1fr;
  }

  .article-footer-nav {
    flex-direction: column;
  }

  .notes-listing {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .article-hero-inner,
  .notes-index-hero-inner {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .article-issue-mark {
    min-height: auto;
    padding: 0 0 var(--spacing-lg);
    border-left: 0;
    border-bottom: 1px solid var(--grid-dark);
  }

  .article-issue-mark strong {
    margin-top: var(--spacing-lg);
    font-size: 0.7rem;
  }

  .article-body {
    grid-template-columns: 1fr;
  }

  .article-meta-rail {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-md);
  }

  .article-footer-nav {
    grid-column: 1;
  }
}

@media (max-width: 760px) {
  .article-subtitle,
  .notes-index-subtitle {
    font-size: 1rem;
    line-height: 1.45;
  }

  .article-meta-rail {
    grid-template-columns: 1fr;
  }

  .article-tag-list {
    max-width: 100%;
  }

  .article-tag-list span {
    max-width: 100%;
    white-space: normal;
  }
}