.journal-article {
  max-width: 900px;
  margin-inline: auto;
}
.article-header {
  padding-block: 3rem 1.5rem;
}
.journal-back {
  display: inline-block;
  margin-bottom: 2.8rem;
  font-size: 0.9rem;
}
.article-header h1 {
  font-size: clamp(2.25rem, 4.8vw, 4.15rem);
  line-height: 1.08;
  max-width: 880px;
}
.article-byline {
  font-size: 0.95rem;
  color: var(--muted);
  margin-block: 1.8rem;
}
.article-byline span {
  padding-inline: 0.45rem;
}
.article-body {
  max-width: 760px;
  margin-inline: auto;
  font-size: 1.08rem;
  line-height: 1.85;
}
.article-body p {
  margin-bottom: 1.4rem;
}
.article-body section {
  margin-top: 3rem;
}
.article-body h2 {
  font-size: clamp(1.75rem, 3vw, 2.2rem);
  line-height: 1.2;
  margin-bottom: 1.3rem;
}
.article-body h3 {
  margin-top: 2rem;
  font-size: 1.3rem;
}
.article-body a,
.article-body code {
  overflow-wrap: anywhere;
}
.article-body pre code {
  overflow-wrap: normal;
}
.article-body pre {
  max-width: 100%;
  line-height: 1.7;
}
.article-body pre:focus-visible,
.table-wrap:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}
.article-body blockquote {
  margin: 2rem 0;
  padding: 0.3rem 0 0.3rem 1.5rem;
  border-left: 3px solid var(--accent);
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.5;
}
.article-body blockquote p {
  margin: 0;
}
.article-contents {
  margin-block: 2rem 3rem;
  padding: 1.5rem 1.8rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.95rem;
}
.article-contents ul {
  margin-bottom: 0;
  padding-left: 1.2rem;
}
.article-contents li + li {
  margin-top: 0.25rem;
}
.article-body caption {
  font-size: 0.85rem;
  text-align: left;
  color: var(--muted);
  padding-bottom: 0.8rem;
  line-height: 1.6;
}
.article-body .invariant {
  color: var(--accent);
  font-size: 1.05rem;
}
.article-appendix,
.article-sources {
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}
.article-sources {
  font-size: 0.95rem;
}
.article-author {
  margin-block: 3rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.95rem;
}
.article-author p:last-child {
  margin-bottom: 0;
}
.journal-entry {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: center;
  padding-block: 1.5rem;
}
.journal-entry h3 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}
.journal-motif {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 2rem;
}
.journal-motif span {
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.1em;
}
.journal-motif code {
  display: block;
  color: var(--accent);
  font-size: clamp(1.2rem, 2vw, 1.7rem);
  margin-block: 1.7rem;
  line-height: 1.7;
}
.journal-motif p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}
@media (max-width: 700px) {
  .journal-entry {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.5rem;
  }
  .article-body {
    font-size: 1rem;
  }
  .article-header {
    padding-top: 2rem;
  }
  .article-contents,
  .article-body .callout {
    padding: 1.25rem;
  }
  .article-byline span {
    padding-inline: 0.15rem;
  }
}