#low-hp-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  box-shadow: inset 0 0 100px 40px #ef4444;
  transition: opacity 0.5s ease;
}

#passive-stacks {
  position: absolute;
  bottom: 180px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
}

.stack-box {
  width: 24px;
  height: 6px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.stack-box.active {
  background: #60a5fa;
  box-shadow: 0 0 10px #60a5fa;
  border-color: #fff;
  transform: skewX(-15deg);
}

#overload-streak {
  position: absolute;
  bottom: 195px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}

.streak-dot {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  background: rgba(15, 23, 42, 0.8);
  transition: all 0.4s ease;
}

.streak-dot.active {
  background: #3b82f6;
  box-shadow: 0 0 15px #3b82f6;
  border-color: #fff;
  transform: rotate(45deg);
}

.streak-dot.overloaded {
  background: #f43f5e;
  box-shadow: 0 0 20px #f43f5e;
  border-color: #fff;
  animation: pulse-red 0.8s infinite;
}

@keyframes pulse-red {
  0%,
  100% {
    transform: rotate(45deg) scale(1);
  }

  50% {
    transform: rotate(45deg) scale(1.3);
  }
}

#level-up-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.5);
  font-size: 6rem;
  font-weight: 900;
  color: #facc15;
  text-shadow: 0 0 50px rgba(250, 204, 21, 0.9);
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 200;
  font-style: italic;
  letter-spacing: -4px;
  text-align: center;
}

#level-up-overlay.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.2);
}