@charset "UTF-8";
/** Single-post Table of Contents — premium editorial surface. */
.stm-toc{
  position:relative;
  margin:0 0 20px;
  padding:15px 16px 14px;
  overflow:hidden;
  border:1px solid color-mix(in srgb,var(--stm-color-primary) 18%,var(--stm-color-border));
  border-radius:12px;
  background:linear-gradient(135deg,var(--stm-color-surface) 0%,color-mix(in srgb,var(--stm-color-primary) 3.5%,var(--stm-color-surface)) 100%);
  box-shadow:0 8px 24px rgba(15,23,42,.045);
}
.stm-toc::before{
  content:"";
  position:absolute;
  inset:0 auto 0 0;
  width:3px;
  background:linear-gradient(180deg,var(--stm-color-primary),color-mix(in srgb,var(--stm-color-primary) 34%,transparent));
}
.stm-toc__title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin:0 0 10px;
  padding-bottom:10px;
  border-bottom:1px solid color-mix(in srgb,var(--stm-color-border) 82%,transparent);
  color:var(--stm-color-heading);
  font-size:14px;
  font-weight:700;
  letter-spacing:-.01em;
}
.stm-toc__title > span{display:flex;align-items:center;gap:9px}
.stm-toc__title > span::before{
  content:"";
  display:inline-block;
  width:24px;
  height:24px;
  flex:0 0 24px;
  border-radius:7px;
  background:
    linear-gradient(var(--stm-color-primary),var(--stm-color-primary)) 7px 7px/10px 2px no-repeat,
    linear-gradient(var(--stm-color-primary),var(--stm-color-primary)) 7px 11px/10px 2px no-repeat,
    linear-gradient(var(--stm-color-primary),var(--stm-color-primary)) 7px 15px/7px 2px no-repeat,
    color-mix(in srgb,var(--stm-color-primary) 10%,var(--stm-color-surface));
}
.stm-toc__toggle{
  appearance:none;
  min-height:28px;
  padding:0 10px;
  border:1px solid color-mix(in srgb,var(--stm-color-primary) 24%,var(--stm-color-border));
  border-radius:999px;
  background:var(--stm-color-surface);
  color:var(--stm-color-primary);
  font:inherit;
  font-size:11px;
  font-weight:750;
  line-height:1;
  cursor:pointer;
}
.stm-toc__toggle:hover,.stm-toc__toggle:focus-visible{border-color:var(--stm-color-primary);background:color-mix(in srgb,var(--stm-color-primary) 5%,var(--stm-color-surface));outline:0}
.stm-toc__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 20px;list-style:none;margin:0;padding:0;counter-reset:stm-toc}
.stm-toc__item{margin:0;min-width:0;counter-increment:stm-toc}
.stm-toc__item--h3{padding-left:12px}
.stm-toc__link{display:flex;min-width:0;gap:8px;align-items:flex-start;padding:6px 7px;border-radius:7px;color:#0b57d0;font-size:11.5px;font-weight:550;line-height:1.45;text-decoration:none;transition:background-color .15s ease,color .15s ease}
.stm-toc__link::before{content:counter(stm-toc) ".";min-width:18px;color:var(--stm-color-primary);font-weight:800}
.stm-toc__link:hover,.stm-toc__link.is-active{background:color-mix(in srgb,var(--stm-color-primary) 6%,transparent);color:var(--stm-color-heading);text-decoration:none}
.stm-toc__link.is-active{box-shadow:inset 2px 0 0 var(--stm-color-primary)}
.stm-toc.is-collapsed{padding-bottom:13px}
.stm-toc.is-collapsed .stm-toc__title{margin-bottom:0;padding-bottom:0;border-bottom:0}
.stm-toc.is-collapsed .stm-toc__list{display:none}
@media (max-width:900px){.stm-toc{padding:14px}.stm-toc__list{gap-column:14px}.stm-toc__link{font-size:11.25px}}
@media (max-width:767px){.stm-toc{margin-bottom:16px;padding:13px 12px;border-radius:10px}.stm-toc__title{margin-bottom:8px;padding-bottom:8px}.stm-toc__list{grid-template-columns:1fr;gap:2px}.stm-toc__item--h3{padding-left:9px}.stm-toc__link{padding:6px 5px;font-size:11.25px;line-height:1.42}}