/* Fence Challenge · the camera inside a board (camera/inboard.js).
 * The window covers its host; everything it shows is cut to the board's
 * outline by the script, and only that shape catches taps. */

.fc-inboard {
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  border-radius: inherit;
  -webkit-tap-highlight-color: transparent;
}

.fc-inboard-video,
.fc-inboard-view,
.fc-inboard-over,
.fc-inboard-veil,
.fc-inboard-shield {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  display: block;
  pointer-events: none;
}

/* The camera picture, before the paper board is found (and under the
   straightened board once it is). */
.fc-inboard-video {
  object-fit: cover;
  background: transparent;
}

/* The paper board, straightened onto the digital one. */
.fc-inboard-view {
  opacity: 0;
  transition: opacity 0.2s ease;
}

.fc-inboard[data-view="board"] .fc-inboard-view {
  opacity: 1;
}

.fc-inboard-veil {
  background: rgba(7, 6, 10, 0.72);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.fc-inboard[data-state="starting"] .fc-inboard-veil,
.fc-inboard[data-state^="error"] .fc-inboard-veil {
  opacity: 1;
}

.fc-inboard[data-state="stopped"] .fc-inboard-veil {
  opacity: 0.75;
}

.fc-inboard-shield {
  pointer-events: auto;
  background: transparent;
}

.fc-inboard[data-state="stopped"] .fc-inboard-shield,
.fc-inboard[data-state^="error"] .fc-inboard-shield {
  cursor: pointer;
}

.fc-inboard-busy,
.fc-inboard-act {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 48px;
  height: 48px;
  margin: 0;
  padding: 0;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: #d8fbff;
}

.fc-inboard-busy {
  pointer-events: none;
  animation: fc-inboard-breathe 1.6s ease-in-out infinite;
}

.fc-inboard-act {
  pointer-events: auto;
  cursor: pointer;
  border: 1px solid rgba(72, 208, 255, 0.7);
  background: rgba(7, 6, 10, 0.78);
  box-shadow: 0 0 14px rgba(63, 216, 255, 0.3);
  font: inherit;
}

.fc-inboard-act:hover {
  background: rgba(20, 38, 60, 0.9);
}

.fc-inboard-act:focus-visible {
  outline: 2px solid #d8fbff;
  outline-offset: 2px;
}

.fc-inboard-busy[hidden],
.fc-inboard-act[hidden] {
  display: none;
}

.fc-inboard svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.fc-inboard svg .fill {
  fill: currentColor;
  stroke: none;
}

.fc-inboard-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

@keyframes fc-inboard-breathe {
  0%,
  100% {
    opacity: 0.4;
  }
  50% {
    opacity: 0.95;
  }
}

@media (prefers-reduced-motion: reduce) {
  .fc-inboard-view,
  .fc-inboard-veil {
    transition: none;
  }

  .fc-inboard-busy {
    animation: none;
    opacity: 0.85;
  }
}