/* ============================================================
   SPO — ARTICLE EXPERIENCE V3.1 — OVERVIEW / TOC
   Mission: SPO-ARTICLE-EXPERIENCE-V3.1-MOCKUP-20260922
   ============================================================ */

body.single-post .spo-overviewToc {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .28rem 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: spo-overview-toc;
}

body.single-post .spo-overviewToc li {
  counter-increment: spo-overview-toc;
  min-width: 0;
  margin: 0;
}

body.single-post .spo-overviewToc a {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: .42rem;
  align-items: start;
  padding: .15rem 0;
  color: #365979;
  font-size: .72rem;
  font-weight: 720;
  line-height: 1.4;
  text-decoration: none;
}

body.single-post .spo-overviewToc a::before {
  content: counter(spo-overview-toc) ".";
  color: #123e71;
  font-size: .68rem;
  font-weight: 900;
  text-align: right;
}

body.single-post .spo-overviewToc a:hover {
  color: #1558a6;
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 800px) {
  body.single-post .spo-overviewToc {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  body.single-post .spo-overviewToc {
    grid-template-columns: minmax(0, 1fr);
    gap: .18rem;
  }

  body.single-post .spo-overviewCard {
    padding: .9rem;
  }

  body.single-post .spo-keyPoints li {
    grid-template-columns: 26px minmax(0, 1fr);
    gap: .58rem;
    font-size: .73rem;
  }

  body.single-post .spo-keyPoints__icon {
    width: 25px;
    height: 25px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.single-post .spo-overviewToc a {
    scroll-behavior: auto;
  }
}