.single-post__container {
  width: min(100% - 32px, 1120px);
}

.single-post__header {
  max-width: var(--content-width);
  margin: 0 auto 32px;
}

.single-post__title {
  margin-top: 18px;
  margin-bottom: 18px;
}

.single-post__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--color-text-muted);
  font-size: 15px;
}

.single-post__meta span {
  position: relative;
}

.single-post__meta span + span::before {
  margin-right: 16px;
  content: "•";
}

.single-post__featured-image {
  margin-top: 28px;
}

.single-post__featured-image img {
  width: 100%;
  border-radius: var(--radius-md);
}

.single-post__content-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, var(--content-width));
  gap: 40px;
  justify-content: center;
  align-items: start;
}

.single-post__toc {
  position: sticky;
  top: 90px;
}

.toc-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
}

.toc-card__toggle {
  display: block;
  width: 100%;
  padding: 18px 20px;
  border: 0;
  border-bottom: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  text-align: left;
}

.toc-card__container {
  padding: 18px 20px 20px;
}

.toc-card__container ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.toc-card__container li + li {
  margin-top: 12px;
}

.toc-card__container a {
  color: var(--color-text-muted);
  font-size: 14px;
  text-decoration: none;
}

.toc-card__container a.is-active {
  color: var(--color-primary);
  font-weight: 700;
}

.single-post__article {
  min-width: 0;
}

.affiliate-note {
  margin: 16px 0 0;
  padding: 8px 0;
  border-top: 1px solid #f3f4f6;
  border-bottom: 1px solid #f3f4f6;
  color: #9ca3af;
  font-size: 12px;
}

.single-post__footer {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.single-post__footer-label {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.single-post__tag-list,
.single-post__share-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.single-post__share {
  margin-top: 28px;
}

.single-post__share-button {
  width: auto;
}

.after-post-area {
  margin-top: 32px;
}

.related-posts {
  margin-top: 64px;
}

@media (min-width: 1025px) {
  .toc-card__toggle {
    pointer-events: none;
  }
}

@media (max-width: 1024px) {
  .single-post__content-shell {
    grid-template-columns: 1fr;
  }

  .single-post__toc {
    position: static;
    order: -1;
  }

  .toc-card__container {
    display: none;
  }

  .toc-card.is-open .toc-card__container {
    display: block;
  }
}

@media (max-width: 767px) {
  .single-post__container {
    width: min(100% - 24px, 1120px);
  }

  .single-post__share-actions {
    flex-direction: column;
  }

  .single-post__share-button {
    width: 100%;
  }
}