/* ==========================================================================
   Read-aloud voice picker + download status toast
   Uses the theme variables from modern-styles.css / light-theme.css, with
   fallbacks for pages that don't load them.
   ========================================================================== */

.tts-voice-settings {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm, 0.5rem);
  color: var(--color-text-primary, #f1f5f9);
}

.tts-voice-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm, 0.5rem);
  font-weight: 600;
}

.tts-voice-select {
  width: 100%;
  max-width: 24rem;
  min-height: 44px; /* WCAG 2.5.8 target size */
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border, #475569);
  border-radius: 8px;
  background: var(--color-surface, #1e293b);
  color: var(--color-text-primary, #f1f5f9);
  font: inherit;
}

.tts-voice-select:focus-visible {
  outline: 3px solid var(--color-link, #22d3ee);
  outline-offset: 2px;
}

.tts-voice-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm, 0.5rem);
}

.tts-preview-btn,
.tts-download-btn {
  min-height: 44px;
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border, #475569);
  border-radius: 8px;
  background: var(--color-surface-elevated, #334155);
  color: var(--color-text-primary, #f1f5f9);
  font: inherit;
  cursor: pointer;
}

.tts-preview-btn:hover,
.tts-download-btn:hover {
  border-color: var(--color-link, #22d3ee);
}

.tts-preview-btn:focus-visible,
.tts-download-btn:focus-visible {
  outline: 3px solid var(--color-link, #22d3ee);
  outline-offset: 2px;
}

.tts-preview-btn.is-tts-playing {
  border-color: var(--color-link, #22d3ee);
}

.tts-progress {
  width: 100%;
  max-width: 24rem;
  height: 0.5rem;
  accent-color: var(--color-primary, #2563eb);
}

.tts-progress[hidden] {
  display: none;
}

.tts-help,
.tts-status {
  margin: 0;
  color: var(--color-text-secondary, #cbd5e1);
  font-size: 0.9rem;
  line-height: 1.5;
}

.tts-status:empty {
  display: none;
}

/* Compact version inside the sidebar account menu */
.tts-voice-settings--compact {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.tts-voice-settings--compact .tts-voice-label {
  font-weight: 500;
}

.tts-voice-settings--compact .tts-voice-select,
.tts-voice-settings--compact .tts-progress {
  max-width: none;
}

.tts-voice-settings--compact .tts-preview-btn,
.tts-voice-settings--compact .tts-download-btn {
  padding: 0.4rem 0.75rem;
}

/* Floating status message, shown by tts-accessibility.js when no voice
   picker is on screen (e.g. TTS switched on from the navbar). */
.tts-toast {
  position: fixed;
  left: 50%;
  bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
  z-index: 10000;
  max-width: min(32rem, calc(100vw - 2rem));
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border, #475569);
  border-radius: 10px;
  background: var(--color-surface-elevated, #334155);
  color: var(--color-text-primary, #f1f5f9);
  font-size: 0.9rem;
  line-height: 1.5;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  transform: translateX(-50%);
  transition: opacity var(--transition-base, 250ms ease);
}

.tts-toast[hidden] {
  display: none;
}

.tts-toast .tts-progress {
  display: block;
  margin-top: 0.5rem;
  max-width: none;
}

@media (prefers-reduced-motion: reduce) {
  .tts-toast {
    transition: none;
  }
}