/* Circuit-motif treatments for reader-facing content headings and rules. */

.fa-brass-icon:not(.topic-graph-node__badge) {
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: 34px;
  height: 34px;
  margin: 7px 0.4rem 7px 7px;
  color: #e7e4d0;
  font-size: 1rem;
  line-height: 1;
  vertical-align: middle;
  border: 2px solid #3d4541;
  border-radius: 5px;
  background: linear-gradient(145deg, #303a35, #111714 62%, #29332e);
  box-shadow: inset 0 1px rgba(255,255,255,.18), 0 2px 5px rgba(42,35,24,.32);
}

.fa-brass-icon:not(.topic-graph-node__badge)::before {
  position: absolute;
  z-index: -1;
  inset: -7px;
  content: "";
  background:
    linear-gradient(to right, transparent 0 16px, #999589 16px 20px, transparent 20px 28px, #999589 28px 32px, transparent 32px) top / 100% 7px no-repeat,
    linear-gradient(to right, transparent 0 16px, #999589 16px 20px, transparent 20px 28px, #999589 28px 32px, transparent 32px) bottom / 100% 7px no-repeat,
    linear-gradient(to bottom, transparent 0 16px, #999589 16px 20px, transparent 20px 28px, #999589 28px 32px, transparent 32px) left / 7px 100% no-repeat,
    linear-gradient(to bottom, transparent 0 16px, #999589 16px 20px, transparent 20px 28px, #999589 28px 32px, transparent 32px) right / 7px 100% no-repeat;
  filter: drop-shadow(0 1px 1px rgba(35,31,25,.28));
}

.fa-brass-icon:not(.topic-graph-node__badge) > i {
  width: 0.78em;
  height: 0.78em;
  font-size: 1em;
}

.quarto-title h1.title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.quarto-title h1.title .fa-brass-icon,
main.content h1 .fa-brass-icon {
  position: relative;
  isolation: isolate;
  flex: 0 0 64px;
  width: 64px;
  height: 64px;
  margin: 10px 0.35rem 10px 10px;
  color: #e7e4d0;
  font-size: 2rem;
  border: 2px solid #3d4541;
  border-radius: 7px;
  background: linear-gradient(145deg, #303a35, #111714 62%, #29332e);
  box-shadow: inset 0 1px rgba(255,255,255,.18), 0 3px 7px rgba(42,35,24,.34);
}

.quarto-title h1.title .fa-brass-icon::before,
main.content h1 .fa-brass-icon::before {
  position: absolute;
  z-index: -1;
  inset: -10px;
  content: "";
  background:
    repeating-linear-gradient(to right, transparent 0 5px, #999589 5px 11px, transparent 11px 16px) top center / calc(100% - 32px) 10px no-repeat,
    repeating-linear-gradient(to right, transparent 0 5px, #999589 5px 11px, transparent 11px 16px) bottom center / calc(100% - 32px) 10px no-repeat,
    repeating-linear-gradient(to bottom, transparent 0 5px, #999589 5px 11px, transparent 11px 16px) center left / 10px calc(100% - 32px) no-repeat,
    repeating-linear-gradient(to bottom, transparent 0 5px, #999589 5px 11px, transparent 11px 16px) center right / 10px calc(100% - 32px) no-repeat;
  filter: drop-shadow(0 1px 1px rgba(35,31,25,.3));
}

.quarto-title h1.title .fa-brass-icon > i,
main.content h1 .fa-brass-icon > i {
  width: 0.82em;
  height: 0.82em;
  font-size: 1em;
}

main.content hr {
  position: relative;
  height: 20px;
  margin-block: 1.65rem;
  overflow: visible;
  opacity: 1;
  border: 0;
  background:
    radial-gradient(circle at 7% 50%, #252921 0 2px, #c87838 2.5px 5px, #174a27 5.5px 7px, transparent 7.5px),
    radial-gradient(circle at 23% 50%, #252921 0 2px, #c87838 2.5px 5px, #174a27 5.5px 7px, transparent 7.5px),
    radial-gradient(circle at 46% 50%, #252921 0 2px, #c87838 2.5px 5px, #174a27 5.5px 7px, transparent 7.5px),
    radial-gradient(circle at 72% 50%, #252921 0 2px, #c87838 2.5px 5px, #174a27 5.5px 7px, transparent 7.5px),
    radial-gradient(circle at 91% 50%, #252921 0 2px, #c87838 2.5px 5px, #174a27 5.5px 7px, transparent 7.5px),
    linear-gradient(to bottom, transparent 0 7px, #164721 7px 8px, #26853c 8px 12px, #123b1d 12px 13px, transparent 13px);
}

main.content hr::after {
  position: absolute;
  top: 50%;
  left: 60%;
  width: 16px;
  height: 16px;
  content: "";
  transform: translate(-50%, -50%);
  border: 2px solid #4dbb64;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #eaffdf 0 9%, #8dff91 23%, #32c858 57%, #087329 100%);
  box-shadow: inset 0 1px 2px rgba(255,255,255,.86), inset 0 -2px 3px rgba(0,72,24,.38), 0 0 7px #65ef7d, 0 0 14px rgba(40,215,83,.7);
}

@media (max-width: 600px) {
  .quarto-title h1.title .fa-brass-icon,
  main.content h1 .fa-brass-icon {
    flex-basis: 52px;
    width: 52px;
    height: 52px;
    font-size: 1.65rem;
  }
}

@media (forced-colors: active) {
  .fa-brass-icon:not(.topic-graph-node__badge),
  .quarto-title h1.title .fa-brass-icon,
  main.content h1 .fa-brass-icon {
    color: CanvasText;
    border-color: CanvasText;
    background: Canvas;
    box-shadow: none;
  }
  main.content hr { background: linear-gradient(transparent 8px, CanvasText 8px 12px, transparent 12px); }
  main.content hr::after { border-color: Highlight; background: Highlight; box-shadow: none; }
}