/* ==========================================================================
   CADERNO CLÁSSICO • MÉTODO LUMEN
   CSS do Player de Áudio & Teleprompter Dinâmico das Cartas
   Paleta: Azul Marinho Profundo (#0B1426, #060B18), Ouro Nobre (#D4AA4A, #B88E39)
   Pergaminho & Linho (#F9F5EC) • Design 100% Responsivo • Zero Emojis
   ========================================================================== */

:root {
  --lumen-navy-dark: #060B18;
  --lumen-navy-card: #0B1426;
  --lumen-navy-elevated: #111E38;
  --lumen-gold-primary: #D4AA4A;
  --lumen-gold-dark: #B88E39;
  --lumen-gold-light: #F6E6B8;
  --lumen-gold-glow: rgba(212, 170, 74, 0.28);
  --lumen-gold-border: rgba(212, 170, 74, 0.22);
  --lumen-parchment-text: #F9F5EC;
  --lumen-parchment-muted: #C7BFA7;
  --lumen-parchment-dim: #8C846E;
  --lumen-border-subtle: rgba(212, 170, 74, 0.14);
  --lumen-radius-sm: 8px;
  --lumen-radius-md: 14px;
  --lumen-radius-lg: 18px;
  --lumen-font-serif: "Playfair Display", Georgia, serif;
  --lumen-font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --lumen-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* Container Principal do Lumen Audio Player */
.lumen-audio-player {
  position: relative;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  min-width: 0;
  background: linear-gradient(145deg, rgba(11, 20, 38, 0.96) 0%, rgba(6, 11, 24, 0.98) 100%);
  border: 1px solid var(--lumen-gold-border);
  border-radius: var(--lumen-radius-lg);
  padding: 1.35rem 1.6rem;
  margin: 1.75rem 0;
  box-shadow: 0 10px 32px -4px rgba(6, 11, 24, 0.65), 0 0 24px -6px var(--lumen-gold-glow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  overflow: hidden;
}

.lumen-audio-player:hover {
  border-color: rgba(212, 170, 74, 0.42);
  box-shadow: 0 14px 40px -4px rgba(6, 11, 24, 0.75), 0 0 32px -4px rgba(212, 170, 74, 0.32);
}

.lumen-audio-player::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--lumen-gold-primary), transparent);
  opacity: 0.65;
}

/* Header & Metadados */
.lumen-audio-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.15rem;
}

.lumen-audio-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.lumen-audio-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.22rem 0.6rem;
  border-radius: 9999px;
  background: rgba(212, 170, 74, 0.12);
  border: 1px solid rgba(212, 170, 74, 0.32);
  color: var(--lumen-gold-primary);
  font-family: var(--lumen-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
}

.lumen-audio-badge::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lumen-gold-primary);
  box-shadow: 0 0 8px var(--lumen-gold-primary);
}

.lumen-audio-title {
  font-family: var(--lumen-font-serif);
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--lumen-parchment-text);
  line-height: 1.35;
  margin: 0;
}

/* Seletor de Velocidade */
.lumen-speed-selector {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  background: rgba(6, 11, 24, 0.7);
  border: 1px solid var(--lumen-border-subtle);
  border-radius: var(--lumen-radius-sm);
  padding: 2px 3px;
}

.lumen-speed-btn {
  background: transparent;
  border: none;
  color: var(--lumen-parchment-muted);
  font-family: var(--lumen-font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  padding: 0.26rem 0.55rem;
  border-radius: 5px;
  cursor: pointer;
  line-height: 1;
  transition: all 160ms cubic-bezier(0.16, 1, 0.3, 1);
}

.lumen-speed-btn:hover {
  color: var(--lumen-parchment-text);
  background: rgba(255, 255, 255, 0.08);
}

.lumen-speed-btn.active {
  background: linear-gradient(135deg, var(--lumen-gold-primary) 0%, var(--lumen-gold-dark) 100%);
  color: var(--lumen-navy-dark);
  font-weight: 800;
  box-shadow: 0 0 12px -2px rgba(212, 170, 74, 0.5);
}

/* Linha de Controles & Botão de Play */
.lumen-controls-row {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.lumen-play-btn {
  flex-shrink: 0;
  width: 3.1rem;
  height: 3.1rem;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, var(--lumen-gold-primary) 0%, var(--lumen-gold-dark) 100%);
  color: var(--lumen-navy-dark);
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: 0 0 20px -2px rgba(212, 170, 74, 0.45);
  transition: transform 160ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 160ms ease, filter 160ms ease;
  padding: 0;
}

.lumen-play-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 0 28px 0 rgba(212, 170, 74, 0.65);
  filter: brightness(1.08);
}

.lumen-play-btn:active {
  transform: scale(0.96);
}

.lumen-play-btn svg {
  width: 1.3rem;
  height: 1.3rem;
  pointer-events: none;
}

.lumen-play-btn .icon-pause {
  display: none;
}

.lumen-play-btn.is-playing .icon-play {
  display: none;
}

.lumen-play-btn.is-playing .icon-pause {
  display: block;
}

/* Timeline & Barra de Progresso */
.lumen-timeline-wrapper {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.42rem;
}

.lumen-progress-bar {
  position: relative;
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 9999px;
  cursor: pointer;
  overflow: hidden;
  transition: height 150ms ease, background-color 150ms ease;
  padding: 0;
}

.lumen-progress-bar::before {
  content: "";
  position: absolute;
  top: -8px;
  bottom: -8px;
  left: 0;
  right: 0;
}

.lumen-progress-bar:hover {
  height: 8px;
  background: rgba(255, 255, 255, 0.18);
}

.lumen-progress-fill {
  position: relative;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--lumen-gold-dark) 0%, var(--lumen-gold-primary) 50%, var(--lumen-gold-light) 100%);
  border-radius: 9999px;
  pointer-events: none;
  box-shadow: 0 0 10px rgba(212, 170, 74, 0.6);
  transition: width 80ms linear;
}

.lumen-time-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--lumen-font-mono);
  font-size: 0.74rem;
  color: var(--lumen-parchment-dim);
  user-select: none;
}

.lumen-time-current {
  color: var(--lumen-gold-primary);
  font-weight: 600;
}

.lumen-time-duration {
  color: var(--lumen-parchment-muted);
}

/* ==========================================================================
   Teleprompter de Fita Sincronizada (Visor Elegante com Scroll Horizontal Suave)
   ========================================================================== */
.lumen-teleprompter {
  position: relative;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
  min-width: 0;
  height: 3.2rem;
  margin-top: 1.15rem;
  padding: 0;
  background: rgba(6, 11, 24, 0.85);
  border: 1px solid var(--lumen-border-subtle);
  border-radius: 9999px;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.55), 0 0 16px rgba(212, 170, 74, 0.08);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  user-select: none;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 12%, black 88%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 12%, black 88%, transparent 100%);
}

.lumen-teleprompter-track {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  will-change: transform;
  transform: translateX(0px);
  transition: transform 180ms cubic-bezier(0.16, 1, 0.3, 1);
  padding: 0 1rem;
}

.lumen-teleprompter-cue {
  display: inline-flex;
  align-items: center;
  margin-right: 0.85rem;
}

.lumen-teleprompter-cue:last-child {
  margin-right: 0;
}

.lumen-teleprompter-word {
  display: inline-block;
  font-family: var(--lumen-font-sans);
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--lumen-parchment-muted);
  padding: 0.2rem 0.3rem;
  border-radius: 4px;
  cursor: pointer;
  transition: color 140ms ease, background-color 140ms ease, transform 140ms ease, font-weight 140ms ease;
  line-height: 1.2;
}

.lumen-teleprompter-word:hover {
  color: var(--lumen-parchment-text);
  background: rgba(212, 170, 74, 0.15);
}

.lumen-teleprompter-word.is-past-word {
  color: var(--lumen-parchment-dim);
  opacity: 0.6;
}

.lumen-teleprompter-word.is-active-word {
  color: #FFFFFF;
  background: rgba(212, 170, 74, 0.24);
  box-shadow: 0 0 14px -1px var(--lumen-gold-primary);
  font-weight: 800;
  border-radius: 6px;
  transform: scale(1.07);
  opacity: 1;
}

/* ==========================================================================
   Drawer Colapsável de Transcrição Integral da Carta
   ========================================================================== */
.lumen-transcript-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  margin-top: 1.15rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--lumen-border-subtle);
  background: transparent;
  border-bottom: none;
  border-left: none;
  border-right: none;
  color: var(--lumen-parchment-muted);
  font-family: var(--lumen-font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  user-select: none;
  transition: color 150ms ease, border-color 150ms ease;
}

.lumen-transcript-toggle:hover {
  color: var(--lumen-parchment-text);
  border-top-color: rgba(212, 170, 74, 0.3);
}

.lumen-transcript-title {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--lumen-font-serif);
  letter-spacing: -0.01em;
  color: var(--lumen-parchment-muted);
}

.lumen-transcript-toggle:hover .lumen-transcript-title {
  color: var(--lumen-gold-light);
}

.lumen-transcript-hint {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--lumen-font-mono);
  font-size: 0.72rem;
  color: var(--lumen-gold-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.lumen-transcript-hint::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.25s ease;
  margin-left: 0.3rem;
  vertical-align: middle;
  position: relative;
  top: -1px;
}

.lumen-audio-player.drawer-open .lumen-transcript-hint::after,
.lumen-transcript-drawer.is-open .lumen-transcript-hint::after {
  transform: rotate(-135deg);
  top: 1px;
}

.lumen-transcript-drawer {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 350ms cubic-bezier(0.16, 1, 0.3, 1), opacity 250ms ease, margin-top 250ms ease;
}

.lumen-transcript-drawer.is-open {
  max-height: 2500px;
  opacity: 1;
  margin-top: 0.95rem;
}

.lumen-transcript-content {
  padding-top: 0.4rem;
  font-family: var(--lumen-font-sans);
  font-size: 0.92rem;
  line-height: 1.7;
  color: #E6DFCE;
}

.lumen-transcript-content p {
  margin: 0 0 0.85rem;
}

.lumen-transcript-content p:last-child {
  margin-bottom: 0;
}

/* Callout Elegante Dentro da Transcrição */
.lumen-transcript-callout {
  position: relative;
  background: rgba(212, 170, 74, 0.08);
  border-left: 3px solid var(--lumen-gold-primary);
  border-radius: 0 var(--lumen-radius-sm) var(--lumen-radius-sm) 0;
  padding: 0.85rem 1.1rem;
  margin: 1rem 0;
  color: var(--lumen-parchment-text);
  font-size: 0.88rem;
  line-height: 1.55;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
}

.lumen-transcript-callout strong {
  color: var(--lumen-gold-light);
  font-weight: 700;
}

/* Utilitário Oculto */
.hidden {
  display: none;
}

/* Responsividade Mobile */
@media (max-width: 640px) {
  .lumen-audio-player {
    padding: 1.15rem 1.15rem;
    margin: 1.25rem 0;
  }
  
  .lumen-audio-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }

  .lumen-speed-selector {
    align-self: flex-start;
  }

  .lumen-audio-title {
    font-size: 0.98rem;
  }

  .lumen-play-btn {
    width: 2.75rem;
    height: 2.75rem;
  }

  .lumen-teleprompter {
    height: 2.9rem;
  }

  .lumen-teleprompter-word {
    font-size: 0.86rem;
  }
}