/* Un poco más de ancho cuando hay bloque mental o minijuego */
.viewer-loader:has(.viewer-loader__brain, .viewer-loader__snake) .viewer-loader__panel {
  width: min(420px, 92vw);
}

/* Bloque "mientras esperas" en el overlay del visor BIM */
.viewer-loader__brain {
  margin-top: 12px;
  padding: 12px 10px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: left;
  text-transform: none;
  letter-spacing: 0.02em;
  font-size: 13px;
  line-height: 1.45;
  max-height: min(38vh, 220px);
  overflow: auto;
}

.viewer-loader__brain-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.viewer-loader__brain-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.75;
  color: rgba(246, 168, 104, 0.95);
}

.viewer-loader__brain-next {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(79, 163, 255, 0.15);
  color: #fff;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
}

.viewer-loader__brain-next:hover {
  background: rgba(79, 163, 255, 0.28);
}

.viewer-loader__brain-text {
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.92);
  font-weight: 400;
}

.viewer-loader__brain-reveal {
  display: inline-block;
  margin: 0 0 6px;
  padding: 4px 10px;
  border-radius: 8px;
  border: 1px solid rgba(79, 163, 255, 0.45);
  background: transparent;
  color: #9ecbff;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.viewer-loader__brain-reveal:hover {
  background: rgba(79, 163, 255, 0.12);
}

.viewer-loader__brain-reveal[hidden],
.viewer-loader__brain-answer[hidden] {
  display: none !important;
}

.viewer-loader__brain-answer {
  margin: 0;
  font-size: 12.5px;
  color: rgba(180, 220, 255, 0.95);
}

.rum-takeoff-page .viewer-loader__brain {
  color: #0b1022;
  background: rgba(11, 16, 34, 0.06);
  border-color: rgba(0, 0, 0, 0.1);
}

.rum-takeoff-page .viewer-loader__brain-text {
  color: #0b1022;
}

.rum-takeoff-page .viewer-loader__brain-answer {
  color: #1e3a5f;
}

.rum-takeoff-page .viewer-loader__brain-reveal {
  color: #1a4d8c;
  border-color: rgba(26, 77, 140, 0.4);
}

/* Portal cliente: overlay de carga sin panel BIM estándar */
.model-loading.is-visible {
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 10px;
  padding: 20px 16px 24px;
}

.model-loading .viewer-loader__brain {
  max-width: min(400px, 92vw);
  margin-top: 0;
}

/* Víbora espacial (canvas) bajo acertijos, encima de la barra de progreso */
.viewer-loader__snake {
  margin-top: 10px;
  padding: 10px 10px 8px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.viewer-loader__snake-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.viewer-loader__snake-title {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(168, 220, 255, 0.9);
}

.viewer-loader__snake-score {
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: rgba(255, 255, 255, 0.88);
}

.viewer-loader__snake-canvas {
  display: block;
  margin: 0 auto;
  border-radius: 10px;
  border: 1px solid rgba(120, 190, 255, 0.25);
  box-shadow: inset 0 0 24px rgba(0, 20, 60, 0.35);
  cursor: pointer;
  vertical-align: middle;
}

.viewer-loader__snake-canvas:focus {
  outline: 2px solid rgba(120, 190, 255, 0.55);
  outline-offset: 2px;
}

.viewer-loader__snake-hint {
  margin: 8px 0 0;
  font-size: 11px;
  line-height: 1.35;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.02em;
}

.rum-takeoff-page .viewer-loader__snake {
  background: rgba(11, 16, 34, 0.06);
  border-color: rgba(0, 0, 0, 0.1);
}

.rum-takeoff-page .viewer-loader__snake-title {
  color: rgba(26, 77, 140, 0.95);
}

.rum-takeoff-page .viewer-loader__snake-score {
  color: #0b1022;
}

.rum-takeoff-page .viewer-loader__snake-hint {
  color: rgba(11, 16, 34, 0.62);
}

.rum-takeoff-page .viewer-loader__snake-canvas {
  border-color: rgba(26, 77, 140, 0.28);
  box-shadow: inset 0 0 20px rgba(26, 77, 140, 0.08);
}