/* Insights room appearance
   Shared across investigation rooms. */

/* —— Light / Dark: lives with the sticky bar, top-right —— */
.skin {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 50;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.7rem;
  padding: 0 1.15rem;
  box-sizing: border-box;
}
.skin__opt {
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  font-family: "Instrument Sans", system-ui, sans-serif;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim, rgba(12, 16, 23, 0.46));
  cursor: pointer;
  transition: color 0.15s ease;
}
.skin__opt:hover,
.skin__opt:focus-visible {
  color: var(--hot, #c24a1a);
  outline: none;
}
.skin__opt.is-active {
  color: var(--ink, #0c1017);
  cursor: default;
}
.skin__opt.is-active:hover,
.skin__opt.is-active:focus-visible {
  color: var(--ink, #0c1017);
}
.skin__sep {
  font-size: 0.68rem;
  color: var(--line, rgba(12, 16, 23, 0.12));
  letter-spacing: 0;
  user-select: none;
}

/* Keep bar clear of the appearance control on every width */
.bar {
  padding-right: 8.5rem !important;
}

@media (max-width: 520px) {
  .skin {
    padding-right: 1rem;
    gap: 0.35rem;
  }
  .skin__opt {
    font-size: 0.62rem;
    letter-spacing: 0.12em;
  }
}

/*
  Sections FAB: do not float over reading.
  Desktop keeps the sticky TOC rail in each page.
  Mobile jump control stays off until it earns a non-covering home.
*/
.toc-fab,
.toc-backdrop {
  display: none !important;
}
body.toc-open {
  overflow: auto !important;
}

/* Room footer: preferred social + copyright, matches investigation paper */
.room-foot {
  margin-top: 3rem;
  border-top: 1px solid var(--line, rgba(12, 16, 23, 0.12));
  padding: 1.5rem clamp(1.25rem, 4vw, 2.5rem) 2.25rem;
  background: color-mix(in srgb, var(--bg, #f4f1ea) 92%, transparent);
}
.room-foot__inner {
  max-width: 42rem;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
}
.room-foot__legal {
  margin: 0;
  font-family: "Instrument Sans", system-ui, sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--dim, rgba(12, 16, 23, 0.46));
}
.room-foot__social {
  display: flex;
  gap: 0.85rem;
  align-items: center;
}
.room-foot__social a {
  color: var(--dim, rgba(12, 16, 23, 0.46));
  display: inline-flex;
  transition: color 0.15s ease;
}
.room-foot__social a:hover,
.room-foot__social a:focus-visible {
  color: var(--hot, #c24a1a);
  outline: none;
}
.room-foot__social svg {
  width: 1.05rem;
  height: 1.05rem;
  display: block;
}
html[data-skin="dark"] .room-foot {
  background: color-mix(in srgb, var(--bg, #0c1017) 92%, transparent);
}