.stage-unlock-overlay {
  position: fixed;
  inset: 0;
  z-index: 10020;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  pointer-events: none;
  opacity: 0;
  transform: scale(0.98);
  transition: opacity 220ms ease, transform 220ms ease;
}

.stage-unlock-overlay--visible {
  opacity: 1;
  transform: scale(1);
}

.stage-unlock-overlay--closing {
  opacity: 0;
  transform: scale(0.98);
}

.stage-unlock-card {
  position: relative;
  width: min(520px, 100%);
  min-height: 220px;
  overflow: hidden;
  border: 1px solid rgba(96, 165, 250, 0.42);
  border-radius: 8px;
  background: rgba(13, 24, 43, 0.92);
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.42), 0 0 54px rgba(59, 130, 246, 0.32);
  color: #f8fafc;
}

.stage-unlock-aura {
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(circle at 50% 45%, rgba(147, 197, 253, 0.58), rgba(59, 130, 246, 0.14) 34%, transparent 58%),
    linear-gradient(135deg, rgba(14, 165, 233, 0.2), rgba(16, 185, 129, 0.14));
  animation: stage-unlock-pulse 1.8s ease-in-out infinite;
}

.stage-unlock-badge {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 76px;
  height: 76px;
  margin: 30px auto 18px;
  border: 1px solid rgba(191, 219, 254, 0.66);
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.72);
  box-shadow: 0 0 34px rgba(96, 165, 250, 0.48);
}

.stage-unlock-badge span {
  display: block;
  width: 34px;
  height: 34px;
  border-right: 4px solid #bfdbfe;
  border-bottom: 4px solid #bfdbfe;
  transform: rotate(45deg) translate(-3px, -3px);
  animation: stage-unlock-check 520ms ease 120ms both;
}

.stage-unlock-copy {
  position: relative;
  z-index: 1;
  padding: 0 28px 24px;
  text-align: center;
}

.stage-unlock-kicker {
  margin: 0 0 8px;
  color: #93c5fd;
  font-size: 13px;
  font-weight: 700;
}

.stage-unlock-copy h2 {
  margin: 0;
  color: #ffffff;
  font-size: 25px;
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: 0;
}

.stage-unlock-copy p:last-child {
  margin: 12px 0 0;
  color: #dbeafe;
  font-size: 15px;
  line-height: 1.45;
}

.stage-unlock-score {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  padding: 14px 20px 20px;
  color: #bfdbfe;
}

.stage-unlock-score strong {
  color: #ffffff;
  font-size: 30px;
  line-height: 1;
}

@keyframes stage-unlock-pulse {
  0%, 100% {
    transform: scale(0.92);
    opacity: 0.86;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

@keyframes stage-unlock-check {
  0% {
    opacity: 0;
    transform: rotate(45deg) translate(-3px, -3px) scale(0.65);
  }
  100% {
    opacity: 1;
    transform: rotate(45deg) translate(-3px, -3px) scale(1);
  }
}

@media (max-width: 520px) {
  .stage-unlock-card {
    min-height: 210px;
  }

  .stage-unlock-copy h2 {
    font-size: 21px;
  }

  .stage-unlock-score strong {
    font-size: 26px;
  }
}