.article-main {
  padding: 56px 0 112px;
}

.breadcrumbs {
  display: flex;
  gap: 9px;
  margin-bottom: 48px;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.article-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 88px;
  align-items: end;
  padding-bottom: 58px;
  border-bottom: 1px solid var(--line-strong);
}

.article-hero h1 {
  max-width: 820px;
  margin: 12px 0 24px;
  font-family: var(--font-serif);
  font-size: clamp(48px, 6vw, 78px);
  font-weight: 500;
  letter-spacing: -0.05em;
  line-height: 0.95;
}

.article-deck {
  max-width: 720px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.article-summary {
  padding: 24px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.38);
}

.article-summary span {
  display: block;
  margin-bottom: 10px;
  color: var(--accent, var(--forest));
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-summary strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 25px;
  font-weight: 500;
  line-height: 1.08;
}

.article-summary p {
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 11px;
}

.article-layout {
  display: grid;
  grid-template-columns: 210px minmax(0, 720px);
  gap: 88px;
  justify-content: center;
  padding-top: 64px;
}

.article-nav {
  position: sticky;
  top: 28px;
  align-self: start;
}

.article-nav span {
  display: block;
  margin-bottom: 15px;
  color: var(--ink-soft);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-nav a {
  display: block;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 11px;
  text-decoration: none;
}

.article-copy section + section {
  padding-top: 52px;
}

.article-copy h2 {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-size: clamp(31px, 4vw, 44px);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.02;
}

.article-copy h3 {
  margin: 30px 0 10px;
  font-size: 15px;
}

.article-copy p,
.article-copy li {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

.article-copy p {
  margin: 0 0 18px;
}

.article-copy ul,
.article-copy ol {
  margin: 18px 0;
  padding-left: 22px;
}

.article-copy a {
  color: var(--forest);
}

.source-note {
  padding-top: 36px;
  border-top: 1px solid var(--line-strong);
}

.source-note p,
.source-note li {
  font-size: 11px;
}

@media (max-width: 900px) {
  .article-hero {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .article-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .article-nav {
    position: static;
    display: flex;
    gap: 8px;
    overflow-x: auto;
  }

  .article-nav span {
    display: none;
  }

  .article-nav a {
    flex: 0 0 auto;
    padding: 8px 12px;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
  }
}

@media (max-width: 620px) {
  .article-main {
    padding: 42px 0 78px;
  }

  .breadcrumbs {
    margin-bottom: 34px;
  }

  .article-hero h1 {
    font-size: clamp(42px, 13vw, 58px);
  }

  .article-deck {
    font-size: 15px;
  }
}