/* Interfaz específica para Móviles (< 768px) */
#mobile-ui {
  display: block;
}

#desktop-ui {
  display: none !important;
}

.mobile-header {
  position: absolute;
  top: env(safe-area-inset-top, 14px);
  left: 14px;
  right: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  background: rgba(18, 18, 20, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
}

.mobile-header .game-title {
  font-size: 14px;
}

.mobile-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-time-panel {
  background: transparent;
  border: none;
  box-shadow: none;
  gap: 8px;
}

.mobile-time-panel .date-display-sm {
  font-size: 11px;
}

.mobile-time-panel .speed-buttons-sm {
  display: flex;
  gap: 3px;
}

.mobile-time-panel .speed-btn-sm {
  padding: 3px 6px;
  font-size: 10px;
}


.mobile-instructions {
  position: absolute;
  bottom: calc(env(safe-area-inset-bottom, 16px) + 16px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(14, 14, 16, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #9999aa;
  font-size: 11px;
  padding: 5px 12px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  white-space: nowrap;
}

/* Barra de herramientas móvil (Barra fija inferior adaptada al pulgar) */
.mobile-toolbar {
  position: absolute;
  bottom: calc(env(safe-area-inset-bottom, 12px) + 42px);
  left: 10px;
  right: 10px;
  border-radius: 14px;
  padding: 5px;
  display: flex;
  justify-content: space-around;
  gap: 4px;
}

.mobile-toolbar .tool-btn {
  flex: 1;
  flex-direction: column;
  justify-content: center;
  padding: 8px 3px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  gap: 4px;
  border: 1px solid transparent;
}

.mobile-toolbar .btn-icon {
  width: 14px;
  height: 14px;
}

/* Controles de Navegación Flotantes (Zoom In, Zoom Out, Centrar) */
.mobile-nav-controls {
  position: absolute;
  right: 14px;
  bottom: calc(env(safe-area-inset-bottom, 12px) + 115px);
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: auto;
}

.mobile-nav-controls .nav-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(18, 19, 26, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 18px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  transition: all 0.15s ease;
  outline: none;
}

.mobile-nav-controls .nav-btn:active {
  background: rgba(0, 229, 255, 0.25);
  border-color: #00e5ff;
  transform: scale(0.92);
}