/* narrator.css — floating "read aloud" control bar + on-screen caption.
   Uses site.css custom properties; falls back gracefully if absent. */

.narrator-bar {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9000;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--surface, #1a1f2b);
  border: 1px solid var(--border, #2c3440);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  color: var(--text, #e6e9ef);
  font: 500 13px/1 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  max-width: calc(100vw - 24px);
  flex-wrap: wrap;
  justify-content: center;
}

.narrator-bar.is-playing {
  border-color: var(--accent, #6ea8fe);
  box-shadow: 0 8px 30px rgba(110, 168, 254, 0.25);
}

.narrator-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border, #2c3440);
  background: var(--surface2, #232a36);
  color: var(--text, #e6e9ef);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
}

.narrator-btn:hover {
  background: var(--accent, #6ea8fe);
  border-color: var(--accent, #6ea8fe);
  color: #0c0f15;
}

.narrator-btn:active {
  transform: scale(0.94);
}

.narrator-play {
  background: var(--accent, #6ea8fe);
  border-color: var(--accent, #6ea8fe);
  color: #0c0f15;
}

.narrator-label {
  font-weight: 600;
  letter-spacing: 0.02em;
}

.narrator-progress {
  min-width: 34px;
  text-align: center;
  color: var(--muted, #9aa4b2);
  font-variant-numeric: tabular-nums;
}

.narrator-rate {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.narrator-rate-input {
  width: 84px;
  accent-color: var(--accent, #6ea8fe);
  cursor: pointer;
}

.narrator-rate-val {
  color: var(--muted, #9aa4b2);
  min-width: 30px;
  font-variant-numeric: tabular-nums;
}

.narrator-voice {
  max-width: 160px;
  padding: 5px 8px;
  border-radius: 8px;
  background: var(--surface2, #232a36);
  color: var(--text, #e6e9ef);
  border: 1px solid var(--border, #2c3440);
  font-size: 12px;
  cursor: pointer;
}

/* On-screen "subtitle" of the sentence currently being read. */
.narrator-caption {
  position: fixed;
  bottom: 74px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 8999;
  max-width: min(760px, calc(100vw - 32px));
  padding: 12px 18px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface, #1a1f2b) 92%, transparent);
  border: 1px solid var(--border, #2c3440);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  color: var(--text, #e6e9ef);
  font: 500 17px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  text-align: center;
  backdrop-filter: blur(8px);
}

.narrator-caption[hidden] {
  display: none;
}

@media (max-width: 560px) {
  .narrator-voice {
    max-width: 110px;
  }
  .narrator-label {
    display: none;
  }
  .narrator-caption {
    font-size: 15px;
    bottom: 92px;
  }
}

@media print {
  .narrator-bar,
  .narrator-caption {
    display: none !important;
  }
}