/* ==========================================================================
   ESTUDIO DE VOZ POLÍGLOTA & SÍNTESIS VOCAL MULTIDIMENSIONAL
   VERDAD ETERNA — RODOLFO JOSÉ DELGADO COLMENARES
   ========================================================================== */

/* Barra Flotante de Reproducción de Audio / Voz */
.tts-floating-dock {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: rgba(14, 16, 22, 0.96);
  border: 1.5px solid var(--gold-primary, #d4af37);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.9), 0 0 25px rgba(212, 175, 55, 0.25);
  border-radius: 99px;
  padding: 0.5rem 1.4rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 9998;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  font-family: var(--font-ui, system-ui, sans-serif);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
  opacity: 0;
  pointer-events: none;
}

.tts-floating-dock.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* Ecualizador animado */
.tts-equalizer {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 20px;
  width: 24px;
}

.tts-equalizer .eq-bar {
  width: 3px;
  background: var(--gold-primary, #d4af37);
  border-radius: 2px;
  height: 4px;
  transition: height 0.15s ease;
}

.tts-floating-dock.playing .tts-equalizer .eq-bar:nth-child(1) {
  animation: eqBounce 0.65s infinite ease-in-out alternate;
}
.tts-floating-dock.playing .tts-equalizer .eq-bar:nth-child(2) {
  animation: eqBounce 0.85s infinite 0.15s ease-in-out alternate;
}
.tts-floating-dock.playing .tts-equalizer .eq-bar:nth-child(3) {
  animation: eqBounce 0.72s infinite 0.3s ease-in-out alternate;
}
.tts-floating-dock.playing .tts-equalizer .eq-bar:nth-child(4) {
  animation: eqBounce 0.95s infinite 0.1s ease-in-out alternate;
}

@keyframes eqBounce {
  0% { height: 4px; }
  100% { height: 20px; }
}

.tts-dock-meta {
  display: flex;
  flex-direction: column;
}

.tts-dock-title {
  font-family: var(--font-display, 'Cinzel', serif);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold-primary, #d4af37);
  text-transform: uppercase;
  white-space: nowrap;
}

.tts-dock-voice-name {
  font-size: 0.7rem;
  color: var(--text-muted, #8a8478);
  white-space: nowrap;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tts-dock-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tts-circle-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border-subtle, rgba(212, 175, 55, 0.3));
  background: var(--bg-card, #161922);
  color: var(--text-primary, #f2efe9);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tts-circle-btn:hover {
  border-color: var(--gold-primary, #d4af37);
  color: var(--gold-primary, #d4af37);
  transform: scale(1.08);
}

.tts-circle-btn.primary-play {
  background: linear-gradient(135deg, var(--gold-primary, #d4af37), var(--gold-dark, #997a15));
  color: #0a0b0e;
  border: none;
  font-size: 0.95rem;
  width: 38px;
  height: 38px;
  box-shadow: 0 0 14px rgba(212, 175, 55, 0.35);
}

/* Modal / Panel de Configuración de Voz de Lujo */
.tts-settings-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 100000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.tts-settings-modal.active {
  display: flex;
}

.tts-settings-card {
  background: linear-gradient(145deg, #161922, #0d0f14);
  border: 1.5px solid var(--gold-primary, #d4af37);
  border-radius: 18px;
  padding: 2rem;
  max-width: 580px;
  width: 100%;
  box-shadow: 0 25px 65px rgba(0, 0, 0, 0.9), 0 0 30px rgba(212, 175, 55, 0.25);
  font-family: var(--font-ui, system-ui, sans-serif);
}

.tts-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  padding-bottom: 0.8rem;
}

.tts-card-title {
  font-family: var(--font-display, 'Cinzel', serif);
  font-size: 1.15rem;
  color: var(--gold-primary, #d4af37);
  letter-spacing: 0.1em;
}

.tts-setting-row {
  margin-bottom: 1.25rem;
}

.tts-setting-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary, #f2efe9);
  margin-bottom: 0.5rem;
}

.tts-setting-label span.val-badge {
  color: var(--gold-primary, #d4af37);
}

.tts-voice-select {
  width: 100%;
  padding: 0.65rem 1rem;
  background: #0a0b0e;
  border: 1px solid var(--border-subtle, rgba(212, 175, 55, 0.3));
  border-radius: 10px;
  color: var(--text-primary, #f2efe9);
  font-family: var(--font-ui, system-ui, sans-serif);
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s;
}

.tts-voice-select:focus {
  border-color: var(--gold-primary, #d4af37);
}

.tts-range-slider {
  width: 100%;
  accent-color: var(--gold-primary, #d4af37);
  cursor: pointer;
}

.tts-type-chips {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.4rem;
}

.tts-chip {
  padding: 0.38rem 0.85rem;
  border-radius: 99px;
  border: 1px solid rgba(212, 175, 55, 0.3);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.76rem;
  cursor: pointer;
  color: var(--text-secondary, #c5bfb3);
  transition: all 0.2s ease;
}

.tts-chip.active {
  background: var(--gold-primary, #d4af37);
  color: #0a0b0e;
  font-weight: 700;
  border-color: var(--gold-primary, #d4af37);
}

/* Resaltado de párrafo en lectura */
.tts-reading-active {
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.25), rgba(212, 175, 55, 0.05)) !important;
  border-left: 3px solid var(--gold-primary, #d4af37) !important;
  padding-left: 0.8rem !important;
  border-radius: 4px;
  box-shadow: 0 0 25px rgba(212, 175, 55, 0.15);
  transition: background 0.3s ease, border-color 0.3s ease;
}


/* Badge contador digital de párrafos/bloques */
.tts-counter-badge {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 0.68rem;
  color: var(--gold-light, #f5d77f);
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.28);
  padding: 0.22rem 0.6rem;
  border-radius: 99px;
  white-space: nowrap;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  user-select: none;
}