/* ===== BASE ===== */
body {
  font-family: 'Noto Sans JP', sans-serif;
}

/* ===== Range Slider (Setup) ===== */
.range-slider {
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 9999px;
  background: #e2e8f0;
  outline: none;
  cursor: pointer;
}
.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 9999px;
  background: #1e293b;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
  transition: transform 0.1s;
}
.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* ===== Prompter Phase ===== */
#phase-prompter {
  font-family: 'Noto Sans JP', sans-serif;
}

#prompter-text {
  user-select: none;
  -webkit-user-select: none;
}

/* Mirror Mode */
#prompter-text.mirrored {
  transform: scaleX(-1);
}

/* ===== Floating Control Bar ===== */
.ctrl-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  background: transparent;
  transition: background 0.15s;
  cursor: pointer;
  border: none;
  font-size: 0.875rem;
}
.ctrl-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}
.ctrl-btn--main {
  width: 3rem;
  height: 3rem;
  background: rgba(255, 255, 255, 0.25);
  font-size: 1rem;
}
.ctrl-btn--main:hover {
  background: rgba(255, 255, 255, 0.4);
}
.ctrl-btn--exit:hover {
  background: rgba(239, 68, 68, 0.4);
}

/* Control bar hidden state */
#control-bar.bar-hidden {
  opacity: 0;
  pointer-events: none;
}