/* style.css */

/* Full‑screen reset */
html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: black;
  overflow: hidden;
}

/* Canvas as your “screen” */
#output {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  z-index: 1;
}

/* Control buttons centered at bottom */
#controls {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 1rem;
  z-index: 2;
}

#controls button {
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0.8;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
}

#controls button:hover {
  opacity: 1;
  transform: scale(1.1);
}

#controls button.active {
  /* box-shadow: 0 0 8px rgba(255, 255, 255, 0.6); */
  border: 6px solid white;
}

/* Color‑code the buttons */
#controls button[data-color="red"] {
  background-color: #ff0015;
}

#controls button[data-color="green"] {
  background-color: #3cff00;
}

#controls button[data-color="blue"] {
  background-color: #0011ff;
}

#controls button[data-color="yellow"] {
  background-color: #fbff00;
}


/* Keep overlay videos playing, but hide them off-screen */
#video-red,
#video-green,
#video-blue,
#video-yellow {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  /* invisible but still decoded */
  pointer-events: none;
}

/* Keep the camera <video> playing, but invisible */
#video-cam {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 1px;
  height: 1px;
  z-index: -1;
}