.article-shell {
  padding-top: 86px;
  padding-bottom: 96px;
}

.article-hero {
  display: grid;
  gap: 20px;
  max-width: 930px;
  margin-bottom: 72px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 780;
}

.article-meta span {
  padding-right: 10px;
  border-right: 1px solid var(--line);
}

.article-meta span:last-child {
  border-right: 0;
}

.article-hero h1 {
  max-width: 900px;
  font-size: 72px;
  line-height: 1;
}

.article-hero p {
  max-width: 800px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 24px;
  line-height: 1.55;
}

.article-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 790px);
  gap: 72px;
  align-items: start;
}

.article-side {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 16px;
  padding-top: 8px;
}

.article-side p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.article-content {
  display: grid;
  gap: 54px;
}

.article-content section {
  display: grid;
  gap: 16px;
}

.article-content h2 {
  max-width: 760px;
  font-size: 36px;
  line-height: 1.08;
}

.article-content p,
.article-content li {
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.75;
}

.article-content p {
  margin: 0;
}

.article-content ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 22px;
}

.note-list strong a {
  color: inherit;
  text-decoration: none;
}

.note-list strong a:hover {
  color: var(--accent-strong);
}

@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .article-side {
    position: static;
    padding: 18px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }
}

@media (max-width: 680px) {
  .article-shell {
    padding-top: 42px;
    padding-bottom: 72px;
  }

  .article-hero {
    gap: 16px;
    margin-bottom: 48px;
  }

  .article-hero h1 {
    font-size: 44px;
  }

  .article-hero p {
    font-size: 20px;
    line-height: 1.5;
  }

  .article-content h2 {
    font-size: 30px;
  }

  .article-content p,
  .article-content li {
    font-size: 17px;
    line-height: 1.72;
  }
}