.toc-hero {
  background: radial-gradient(circle at top left, rgba(198, 138, 59, 0.16), transparent 55%),
              linear-gradient(145deg, #050608, #0b0e13);
}

.toc-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0 0 1.5rem 0;
  padding: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.toc-breadcrumb li::after {
  content: "/";
  margin-left: 0.5rem;
  color: var(--gray-500);
}

.toc-breadcrumb li:last-child::after {
  content: "";
  margin: 0;
}

.toc-breadcrumb a {
  color: var(--color-text-muted);
}

.toc-hero__content {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: var(--space-24);
  align-items: flex-start;
}

.toc-hero__lead {
  font-size: var(--font-size-lg);
  max-width: 44rem;
}

.toc-hero__aside {
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(11, 14, 19, 0.96), rgba(7, 8, 12, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--space-16);
  box-shadow: var(--shadow-soft);
}

.toc-hero__aside-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-6);
}

.toc-hero__list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-10) 0;
  font-size: var(--font-size-sm);
}

.toc-hero__list li + li {
  margin-top: var(--space-3);
}

.toc-hero__list a {
  color: var(--color-text-muted);
}

.toc-hero__cta {
  display: flex;
  justify-content: flex-start;
}

.toc-content__grid {
  display: grid;
  grid-template-columns: minmax(0, 2.1fr) minmax(0, 1.1fr);
  gap: var(--space-24);
  align-items: flex-start;
}

.toc-article {
  max-width: 52rem;
}

.toc-section + .toc-section {
  margin-top: var(--space-24);
}

.toc-section h2 {
  font-size: var(--font-size-3xl);
}

.toc-section p:last-child {
  margin-bottom: 0;
}

.toc-sidepanel__card + .toc-sidepanel__card {
  margin-top: var(--space-10);
}

.toc-sidepanel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.toc-sidepanel__links {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-6) 0;
}

.toc-sidepanel__links li + li {
  margin-top: var(--space-3);
}

.toc-sidepanel__links a {
  font-size: var(--font-size-sm);
}

@media (max-width: 960px) {
  .toc-hero__content {
    grid-template-columns: minmax(0, 1fr);
  }

  .toc-content__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .toc-hero__aside {
    order: 2;
  }
}

@media (max-width: 640px) {
  .toc-hero__lead {
    font-size: var(--font-size-base);
  }

  .toc-sidepanel__actions {
    flex-direction: column;
    align-items: stretch;
  }
}