/**
 * Text to Speech – solid cards, design tokens, no glass.
 * Scoped under .tool-text-to-speech
 */

.tool-text-to-speech .hidden {
  display: none !important;
}

.tool-text-to-speech .tts-card {
  background: var(--bg-800);
  border: 1px solid var(--line2);
  color: var(--fg);
}

.tool-text-to-speech .tts-icon-wrap,
.tool-text-to-speech .tts-icon-sm {
  background: var(--bg-900);
  border: 1px solid var(--line2);
  color: var(--fg);
}

.tool-text-to-speech .tts-input {
  background: var(--bg-900);
}

.tool-text-to-speech .tts-slider {
  -webkit-appearance: none;
  appearance: none;
  height: 8px;
  background: var(--bg-900);
  border: 1px solid var(--line2);
  border-radius: 4px;
}

.tool-text-to-speech .tts-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--fg);
  border: 1px solid var(--line2);
  cursor: pointer;
}

.tool-text-to-speech .tts-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--fg);
  border: 1px solid var(--line2);
  cursor: pointer;
}

.tool-text-to-speech .tts-btn-speak {
  background: var(--cta);
  color: var(--color-on-accent);
  border: 1px solid var(--cta);
}

.tool-text-to-speech .tts-btn-speak:hover {
  filter: brightness(1.1);
}

.tool-text-to-speech .tts-placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 12rem;
  aspect-ratio: 1;
  margin: 0 auto 1.5rem;
  background: var(--bg-900);
  border: 2px solid var(--line2);
  border-radius: 20px;
  color: var(--muted);
}

.tool-text-to-speech .tts-placeholder-icon {
  width: 4rem;
  height: 4rem;
  opacity: 0.5;
}

.tool-text-to-speech .tts-features {
  padding-top: 3rem;
  padding-bottom: 4rem;
}

.tool-text-to-speech .tts-feature-card {
  background: var(--bg-800);
  border: 1px solid var(--line2);
  transition: border-color 0.2s;
}

.tool-text-to-speech .tts-feature-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

.tool-text-to-speech .tts-feature-icon {
  background: var(--bg-900);
  border: 1px solid var(--line2);
  color: var(--fg);
}

@media (max-width: 768px) {
  .tool-text-to-speech .tts-card {
    padding: 1.25rem 1.5rem;
  }
  .tool-text-to-speech .sticky {
    position: relative;
    top: 0;
  }
  .tool-text-to-speech .tts-btn-speak,
  .tool-text-to-speech .tts-card .btn-ghost {
    min-height: 44px;
  }
}

@media (max-width: 480px) {
  .tool-text-to-speech .tts-card {
    padding: 1rem 1.25rem;
  }
}