/* ==============================================================================
   IN MOTION DANCE ACADEMY - REPRODUCTOR DE APRENDIZAJE DE PASOS (DANCE PLAYER)
   Diseñado específicamente para práctica de baile: Modo Espejo, Bucle A-B, Velocidad
   ============================================================================== */

.dance-player {
  position: relative;
  width: 100%;
  background: #0d0d0d;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: #f1f5f9;
  display: flex;
  flex-direction: column;
}

/* Envoltorio del video con relación de aspecto adaptable */
.dance-video-stage {
  position: relative;
  width: 100%;
  background: #000;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: pointer;
  user-select: none;
  transition: all 0.25s ease;
}

/* Modo Vertical (Formato 9:16 / Grabaciones de móvil / Reels) */
.dance-video-stage.is-vertical,
.dance-player.is-vertical .dance-video-stage {
  aspect-ratio: auto;
  height: clamp(380px, 68vh, 660px);
  max-height: calc(85vh - 190px);
  background: #050505;
}

.dance-video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.dance-video-stage.is-vertical .dance-video,
.dance-player.is-vertical .dance-video {
  width: auto;
  height: 100%;
  max-width: 100%;
  object-fit: contain;
  margin: 0 auto;
}

/* Efecto MODO ESPEJO: Inversión horizontal por GPU */
.dance-video.is-mirrored {
  transform: scaleX(-1);
}

/* Superposiciones informativas (Badges flotantes sobre el video y Top HUD) */
.dance-overlay-top {
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  z-index: 10;
  gap: 10px;
}

.dance-fs-title-wrap {
  display: none;
  flex-direction: column;
  min-width: 0;
  pointer-events: auto;
}

.dance-fs-title {
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9);
}

.dance-fs-subtitle {
  font-size: 11px;
  color: #94a3b8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.9);
}

.dance-overlay-badges {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
  pointer-events: auto;
}

.dance-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.2s ease;
  pointer-events: auto;
}

.dance-status-badge--mirror {
  background: rgba(237, 38, 48, 0.25);
  color: #ff8589;
  border: 1px solid rgba(237, 38, 48, 0.6);
  box-shadow: 0 0 14px rgba(237, 38, 48, 0.3);
}

.dance-status-badge--loop {
  background: rgba(34, 197, 94, 0.25);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.6);
  box-shadow: 0 0 14px rgba(34, 197, 94, 0.3);
  animation: pulse-loop 2s infinite ease-in-out;
}

.dance-status-badge--speed {
  background: rgba(245, 158, 11, 0.25);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.6);
}

@keyframes pulse-loop {
  0%, 100% { opacity: 0.95; }
  50% { opacity: 0.65; }
}

/* Botón flotante para salir de pantalla completa */
.dance-fs-close-btn {
  display: none;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  padding: 5px 12px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.2s ease;
  pointer-events: auto;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.dance-fs-close-btn:hover {
  background: #ed2630;
  border-color: #ed2630;
  color: #fff;
}

/* Contenedor HUD inferior */
.dance-bottom-hud {
  display: flex;
  flex-direction: column;
  width: 100%;
}

/* Indicador central de Play/Pause animado al hacer clic */
.dance-center-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.7);
  opacity: 0;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  border: 2px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: all 0.25s ease;
  z-index: 5;
  color: #fff;
}

.dance-center-icon.animate-pop {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
}

/* Línea de tiempo interactiva con rango A-B */
.dance-timeline-wrap {
  position: relative;
  width: 100%;
  padding: 10px 16px 4px 16px;
  background: #111;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.dance-timeline-bar {
  position: relative;
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 9999px;
  cursor: pointer;
  touch-action: none;
}

.dance-progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: #ed2630;
  border-radius: 9999px;
  pointer-events: none;
  width: 0%;
  transition: width 0.05s linear;
}

/* Región destacada del Bucle A-B */
.dance-loop-region {
  position: absolute;
  top: 0;
  height: 100%;
  background: rgba(34, 197, 94, 0.45);
  border-left: 2px solid #22c55e;
  border-right: 2px solid #22c55e;
  pointer-events: none;
  display: none;
  z-index: 2;
  box-shadow: 0 0 10px rgba(34, 197, 94, 0.4);
}

.dance-loop-region.is-active {
  display: block;
}

/* Pines visuales para Punto A y Punto B */
.dance-marker {
  position: absolute;
  top: -7px;
  width: 18px;
  height: 22px;
  transform: translateX(-50%);
  display: none;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
  z-index: 4;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.7);
  transition: transform 0.15s ease;
}

.dance-marker:hover {
  transform: translateX(-50%) scale(1.15);
}

.dance-marker-a {
  background: #22c55e;
  border: 1px solid #86efac;
}

.dance-marker-b {
  background: #3b82f6;
  border: 1px solid #93c5fd;
}

.dance-marker.is-visible {
  display: flex;
}

/* Tiempos de reproducción */
.dance-time-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: #94a3b8;
  font-variant-numeric: tabular-nums;
  margin-top: 6px;
  padding: 0 2px;
}

/* Controles de reproducción principales */
.dance-controls-panel {
  padding: 12px 16px 16px 16px;
  background: #111;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Fila 1: Botones principales de reproducción y velocidad */
.dance-controls-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.dance-controls-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

/* Botones con estilo táctil para bailarines */
.dance-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 38px;
  padding: 0 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: #e2e8f0;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.dance-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  color: #fff;
}

.dance-btn:active {
  transform: scale(0.97);
}

.dance-btn:focus-visible {
  outline: 2px solid #ed2630;
  outline-offset: 2px;
}

.dance-btn--icon {
  width: 38px;
  padding: 0;
}

.dance-btn--primary {
  background: #ed2630;
  border-color: #ed2630;
  color: #fff;
  box-shadow: 0 0 12px rgba(237, 38, 48, 0.35);
}

.dance-btn--primary:hover {
  background: #dc2626;
  border-color: #dc2626;
}

/* Botón MODO ESPEJO especial */
.dance-btn--mirror.is-active {
  background: rgba(237, 38, 48, 0.2);
  border-color: #ed2630;
  color: #ff8589;
  box-shadow: 0 0 14px rgba(237, 38, 48, 0.35);
}

/* Botón BUCLE especial */
.dance-btn--loop.is-active {
  background: rgba(34, 197, 94, 0.2);
  border-color: #22c55e;
  color: #86efac;
  box-shadow: 0 0 14px rgba(34, 197, 94, 0.35);
}

/* Selector de velocidades (0.75x, 1x, 1.25x) */
.dance-speed-group {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 2px;
  gap: 2px;
}

.dance-speed-btn {
  background: transparent;
  border: none;
  color: #94a3b8;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.dance-speed-btn:hover {
  color: #fff;
}

.dance-speed-btn.is-active {
  background: #ed2630;
  color: #fff;
  box-shadow: 0 0 10px rgba(237, 38, 48, 0.4);
}

/* Fila 2: Centro de Bucle A-B (Panel de repetición) */
.dance-loop-panel {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 10px 12px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.dance-loop-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dance-loop-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 6px;
}

.dance-loop-times {
  font-size: 12px;
  font-weight: 600;
  color: #f1f5f9;
  font-variant-numeric: tabular-nums;
}

.dance-nudge-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #94a3b8;
  padding: 2px 6px;
  font-size: 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.1s;
}

.dance-nudge-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

/* Fila de etiquetas / tags */
.dance-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  padding-top: 4px;
}

.dance-tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  background: rgba(237, 38, 48, 0.1);
  border: 1px solid rgba(237, 38, 48, 0.25);
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 600;
  color: #ff9da1;
}

/* Barra de atajos de teclado */
.dance-shortcuts-hint {
  font-size: 11px;
  color: #64748b;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  padding: 4px 2px 0 2px;
}

.dance-shortcuts-hint kbd {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  padding: 1px 5px;
  font-family: inherit;
  font-size: 10px;
  color: #cbd5e1;
}

/* ==============================================================================
   ADAPTACIÓN RESPONSIVE MÓVIL (PANTALLAS <= 640px)
   Optimizaciones táctiles para estudiantes de baile desde smartphone
   ============================================================================== */

@media (max-width: 640px) {
  /* En móviles, ocultar atajos de teclado físicos (innecesarios en pantalla táctil) */
  .dance-shortcuts-hint {
    display: none !important;
  }

  .dance-controls-panel {
    padding: 10px 12px 14px 12px;
    gap: 10px;
  }

  .dance-btn {
    min-height: 42px; /* Área táctil ergonómica para dedos */
    font-size: 11px;
    padding: 0 10px;
  }

  .dance-speed-btn {
    padding: 8px 9px;
    font-size: 11px;
  }

  .dance-loop-panel {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .dance-loop-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    width: 100%;
  }

  .dance-loop-actions .dance-btn {
    flex: 1;
    min-width: calc(50% - 3px);
  }

  .dance-video-stage.is-vertical,
  .dance-player.is-vertical .dance-video-stage {
    height: 56vh;
    max-height: 480px;
  }
}

/* Adaptación del panel modal para videos verticales */
#videoModal .modal-panel.modal-panel--vertical {
  max-width: 32rem !important;
  width: 100%;
  margin: 0 auto;
  transition: max-width 0.3s ease;
}

#videoModal .modal-panel.modal-panel--vertical #modalBody {
  padding: 12px 14px;
}

@media (max-width: 640px) {
  #videoModal .modal-panel.modal-panel--vertical {
    max-width: 100% !important;
  }
}

/* ==============================================================================
   MODO PANTALLA COMPLETA TOTAL (DESKTOP & CELULAR / REELS / 9:16)
   - El video ocupa el 100% de la pantalla sin franjas innecesarias ni cortes
   - Controles flotantes mínimos tipo HUD sobre el video (sin tapar el baile)
   - Auto-ocultación de controles tras 2.8s de reproducción para máxima visibilidad
   ============================================================================== */

/* Bloqueo de scroll global en body durante pantalla completa */
body.dance-fs-locked {
  overflow: hidden !important;
  touch-action: none !important;
}

/* Cuando el modal contiene un reproductor ampliado a pantalla completa */
#videoModal.has-fullscreen-player {
  padding: 0 !important;
  inset: 0 !important;
  z-index: 999999 !important;
}

#videoModal.has-fullscreen-player .modal-panel {
  transform: none !important;
  max-width: 100vw !important;
  width: 100vw !important;
  max-height: 100dvh !important;
  height: 100dvh !important;
  border-radius: 0 !important;
  border: none !important;
  overflow: hidden !important;
  background: #000 !important;
  box-shadow: none !important;
  margin: 0 !important;
}

/* Ocultar barra superior del modal y notas inferiores en pantalla completa */
#videoModal.has-fullscreen-player .modal-panel > div:first-child {
  display: none !important;
}

#videoModal.has-fullscreen-player #modalBody {
  padding: 0 !important;
  max-height: 100dvh !important;
  height: 100dvh !important;
  overflow: hidden !important;
  display: flex !important;
  flex-direction: column !important;
}

#videoModal.has-fullscreen-player #modalBody > div.relative:first-child {
  margin: 0 !important;
  border-radius: 0 !important;
  border: none !important;
  height: 100dvh !important;
  width: 100vw !important;
  flex: 1 !important;
}

#videoModal.has-fullscreen-player #modalBody > :not(:first-child) {
  display: none !important;
}

/* Estructura del reproductor en Pantalla Completa (Full Viewport / Native Fullscreen) */
.dance-player.is-fullscreen,
.dance-player:fullscreen,
.dance-player:-webkit-full-screen {
  position: fixed !important;
  inset: 0 !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  height: 100dvh !important;
  max-height: 100dvh !important;
  z-index: 999999 !important;
  background: #000 !important;
  border-radius: 0 !important;
  border: none !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
  box-shadow: none !important;
}

/* El escenario ocupa el 100% absoluto de la pantalla */
.dance-player.is-fullscreen .dance-video-stage,
.dance-player:fullscreen .dance-video-stage,
.dance-player:-webkit-full-screen .dance-video-stage {
  position: absolute !important;
  inset: 0 !important;
  width: 100% !important;
  height: 100% !important;
  max-height: 100% !important;
  aspect-ratio: auto !important;
  background: #000 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  z-index: 1 !important;
}

.dance-player.is-fullscreen .dance-video,
.dance-player:fullscreen .dance-video,
.dance-player:-webkit-full-screen .dance-video {
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: contain !important;
  background: #000 !important;
}

/* Top HUD flotante con degradado suave */
.dance-player.is-fullscreen .dance-overlay-top,
.dance-player:fullscreen .dance-overlay-top,
.dance-player:-webkit-full-screen .dance-overlay-top {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 30 !important;
  padding: max(12px, env(safe-area-inset-top, 12px)) 16px 14px 16px !important;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.88) 0%, rgba(0, 0, 0, 0.45) 60%, transparent 100%) !important;
  pointer-events: auto !important;
  transition: opacity 0.28s ease, transform 0.28s ease !important;
}

.dance-player.is-fullscreen .dance-fs-title-wrap,
.dance-player:fullscreen .dance-fs-title-wrap,
.dance-player:-webkit-full-screen .dance-fs-title-wrap {
  display: flex !important;
}

.dance-player.is-fullscreen .dance-fs-close-btn,
.dance-player:fullscreen .dance-fs-close-btn,
.dance-player:-webkit-full-screen .dance-fs-close-btn {
  display: inline-flex !important;
}

/* Bottom HUD flotante con controles esenciales para celular */
.dance-player.is-fullscreen .dance-bottom-hud,
.dance-player:fullscreen .dance-bottom-hud,
.dance-player:-webkit-full-screen .dance-bottom-hud {
  position: absolute !important;
  bottom: 0 !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 30 !important;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.94) 0%, rgba(0, 0, 0, 0.65) 60%, transparent 100%) !important;
  padding: 8px 14px max(14px, env(safe-area-inset-bottom, 14px)) 14px !important;
  gap: 6px !important;
  pointer-events: auto !important;
  transition: opacity 0.28s ease, transform 0.28s ease !important;
}

.dance-player.is-fullscreen .dance-timeline-wrap,
.dance-player:fullscreen .dance-timeline-wrap,
.dance-player:-webkit-full-screen .dance-timeline-wrap {
  background: transparent !important;
  border-top: none !important;
  padding: 4px 0 2px 0 !important;
}

.dance-player.is-fullscreen .dance-controls-panel,
.dance-player:fullscreen .dance-controls-panel,
.dance-player:-webkit-full-screen .dance-controls-panel {
  background: transparent !important;
  padding: 0 !important;
  gap: 6px !important;
}

/* Ocultar elementos secundarios en pantalla completa (sin saturar la vista) */
.dance-player.is-fullscreen .dance-tags-row,
.dance-player:fullscreen .dance-tags-row,
.dance-player:-webkit-full-screen .dance-tags-row,
.dance-player.is-fullscreen .dance-shortcuts-hint,
.dance-player:fullscreen .dance-shortcuts-hint,
.dance-player:-webkit-full-screen .dance-shortcuts-hint,
.dance-player.is-fullscreen .dance-speed-label,
.dance-player:fullscreen .dance-speed-label,
.dance-player:-webkit-full-screen .dance-speed-label,
.dance-player.is-fullscreen .dance-loop-title,
.dance-player:fullscreen .dance-loop-title,
.dance-player:-webkit-full-screen .dance-loop-title {
  display: none !important;
}

/* Panel de bucle ultra-compacto y translúcido en pantalla completa */
.dance-player.is-fullscreen .dance-loop-panel,
.dance-player:fullscreen .dance-loop-panel,
.dance-player:-webkit-full-screen .dance-loop-panel {
  background: rgba(255, 255, 255, 0.06) !important;
  backdrop-filter: blur(8px) !important;
  -webkit-backdrop-filter: blur(8px) !important;
  border: 1px solid rgba(255, 255, 255, 0.12) !important;
  padding: 4px 8px !important;
  border-radius: 8px !important;
  gap: 6px !important;
}

.dance-player.is-fullscreen .dance-loop-times,
.dance-player:fullscreen .dance-loop-times,
.dance-player:-webkit-full-screen .dance-loop-times {
  font-size: 11px !important;
}

.dance-player.is-fullscreen .dance-loop-actions .dance-btn,
.dance-player:fullscreen .dance-loop-actions .dance-btn,
.dance-player:-webkit-full-screen .dance-loop-actions .dance-btn {
  min-height: 32px !important;
  padding: 0 8px !important;
  font-size: 11px !important;
}

/* Auto-ocultación del HUD al reproducir en pantalla completa (Inactividad) */
.dance-player.is-fullscreen.is-hud-hidden .dance-overlay-top,
.dance-player:fullscreen.is-hud-hidden .dance-overlay-top,
.dance-player:-webkit-full-screen.is-hud-hidden .dance-overlay-top {
  opacity: 0 !important;
  pointer-events: none !important;
  transform: translateY(-18px) !important;
}

.dance-player.is-fullscreen.is-hud-hidden .dance-bottom-hud,
.dance-player:fullscreen.is-hud-hidden .dance-bottom-hud,
.dance-player:-webkit-full-screen.is-hud-hidden .dance-bottom-hud {
  opacity: 0 !important;
  pointer-events: none !important;
  transform: translateY(18px) !important;
}

.dance-player.is-fullscreen.is-hud-hidden {
  cursor: none !important;
}