/* Privacy-page-only styles (grouped TOC entries, chapter banners) */
.toc li.group {
  counter-increment: none;
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--mtk-border);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mtk-fg-subtle);
}
.toc li.group:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.toc li.group a {
  padding-left: 0;
  margin-left: 0;
  border-left: none;
  color: inherit;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.08em;
}
.toc li.group a::before { content: none; }
.toc li.group a:hover { color: var(--mtk-fg-strong); }

@media (max-width: 980px) {
  .toc li.group { grid-column: 1 / -1; }
}

.chapter-banner {
  scroll-margin-top: 88px;
  margin: 48px 0 40px;
  padding: 26px 28px;
  background: linear-gradient(135deg, var(--mtk-primary-10), var(--mtk-bg-subtle));
  border: 1px solid var(--mtk-border-strong);
  border-left: 4px solid var(--mtk-brand-red);
  border-radius: 0 12px 12px 0;
}
.chapter-banner-tag {
  font-family: var(--mtk-font-sans);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mtk-fg-accent-text);
}
.chapter-banner-title {
  font-family: var(--mtk-font-sans);
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 400;
  color: var(--mtk-fg-strong);
  margin: 6px 0 10px;
}
.chapter-banner-desc {
  font-family: var(--mtk-font-sans);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--mtk-fg);
  margin: 0;
}
.chapter-banner-desc code { font-size: 0.85em; }