/* "Behind the scenes" (background/behind-the-scenes.md), rendered by
   assets/javascripts/observatory.js: the account first, its opening in a box, then the record
   it is written from, each part folded, then the earlier versions. */
.obs-root {
  --obs-rule: var(--md-default-fg-color--lightest);
  --obs-tint: var(--md-code-bg-color);
  --obs-accent: var(--md-accent-fg-color);
  margin: 1.2rem 0 2rem;
}

.md-typeset .obs-root .obs-status,
.md-typeset .obs-root .obs-note {
  color: var(--md-default-fg-color--light);
  font-size: 0.72rem;
}

.md-typeset .obs-root .obs-stamp {
  display: inline-block;
  margin: 0 0 0.6rem;
  padding: 0.15rem 0.6rem;
  border: 1px solid var(--obs-rule);
  border-radius: 1rem;
  font-size: 0.68rem;
  color: var(--md-default-fg-color--light);
}
.md-typeset .obs-root .obs-stamp__label {
  font-weight: 600;
}

.md-typeset .obs-root .obs-level {
  margin: 0 0 1.6rem;
}
.md-typeset .obs-root .obs-level > h2 {
  margin: 1.4rem 0 0.5rem;
}

.md-typeset .obs-root .obs-md {
  overflow-wrap: anywhere;
}

/* The record's parts: folded */
.md-typeset .obs-root details.obs-front {
  margin: 0.5rem 0;
  border: 1px solid var(--obs-rule);
  border-radius: 0.3rem;
  background: transparent;
  box-shadow: none;
  font-size: inherit;
}
.md-typeset .obs-root details.obs-front > summary {
  cursor: pointer;
  padding: 0.5rem 0.8rem;
  list-style: none;
  font-weight: 600;
}
.md-typeset .obs-root details.obs-front > summary::-webkit-details-marker {
  display: none;
}
.md-typeset .obs-root details.obs-front > summary::after {
  content: none;
}
/* Material draws an admonition icon here; a plain disclosure arrow instead */
.md-typeset .obs-root details.obs-front > summary::before {
  content: "\25B8";
  position: static;
  display: inline-block;
  width: 1rem;
  height: auto;
  margin: 0;
  background: none;
  -webkit-mask-image: none;
  mask-image: none;
  color: var(--obs-accent);
  transition: transform 0.15s;
}
.md-typeset .obs-root details.obs-front[open] > summary::before {
  transform: rotate(90deg);
}
.md-typeset .obs-root .obs-front__sub {
  margin-left: 0.5rem;
  font-weight: 400;
  font-size: 0.7rem;
  color: var(--md-default-fg-color--light);
}
.md-typeset .obs-root details.obs-front > .obs-md {
  padding: 0 0.9rem 0.4rem;
  border-top: 1px solid var(--obs-rule);
}

/* Every move: a timeline, newest first */
.md-typeset .obs-root ol.obs-moves {
  list-style: none;
  margin: 0.4rem 0 1rem;
  padding: 0 0 0 1rem;
  border-left: 2px solid var(--obs-rule);
}
.md-typeset .obs-root ol.obs-moves > li.obs-move {
  position: relative;
  margin: 0 0 1rem;
  padding: 0;
}
.md-typeset .obs-root li.obs-move::before {
  content: "";
  position: absolute;
  left: -1.33rem;
  top: 0.3rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--md-default-bg-color);
  border: 2px solid var(--md-default-fg-color--lighter);
}
.md-typeset .obs-root li.obs-move--current::before {
  background: var(--obs-accent);
  border-color: var(--obs-accent);
}
.md-typeset .obs-root .obs-move p {
  margin: 0 0 0.15rem;
}
.md-typeset .obs-root .obs-move__when {
  font-size: 0.66rem;
  color: var(--md-default-fg-color--light);
}
.md-typeset .obs-root .obs-move__subject {
  overflow-wrap: anywhere;
}
.md-typeset .obs-root .obs-move__links {
  font-size: 0.7rem;
}
.md-typeset .obs-root .obs-move details {
  margin: 0.2rem 0 0;
  font-size: 0.72rem;
}
.md-typeset .obs-root .obs-move details > summary {
  cursor: pointer;
  color: var(--md-default-fg-color--light);
}
.md-typeset .obs-root .obs-move__l0 {
  padding: 0.3rem 0 0 0.8rem;
}

.md-typeset .obs-root .obs-jumps {
  margin: 0 0 0.4rem;
  font-size: 0.72rem;
}

/* The account under the page title, before everything else */
.obs-root.obs-now {
  margin: 0.4rem 0 1.4rem;
}
/* The account: its opening in a box, its questions as plain subheadings beneath */
.md-typeset .obs-root .obs-lead {
  padding: 0.8rem 1.1rem;
  margin: 0 0 1rem;
  border-left: 0.2rem solid var(--obs-accent);
  background: var(--obs-tint);
  border-radius: 0 0.3rem 0.3rem 0;
}
.md-typeset .obs-root .obs-lead p {
  font-size: 0.95rem;
  line-height: 1.55;
  margin: 0 0 0.5rem;
}
.md-typeset .obs-root .obs-lead p:last-child {
  margin-bottom: 0;
}
.md-typeset .obs-root .obs-account h3 {
  margin: 1.2rem 0 0.3rem;
  font-size: 0.85rem;
}