.ambient-stars {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

.ambient-star {
  position: absolute;
  left: var(--x);
  top: var(--y);

  width: var(--size);
  height: var(--size);

  background: white;
  border-radius: 50%;

  opacity: 0.28;

  box-shadow:
    0 0 3px rgba(255, 255, 255, 0.8),
    0 0 7px rgba(190, 220, 255, 0.35);

  animation:
    ambientTwinkle
    var(--duration)
    ease-in-out
    var(--delay)
    infinite;
}

/* Small celestial rays */
.ambient-star::before,
.ambient-star::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;

  transform: translate(-50%, -50%);

  background: linear-gradient(
    to bottom,
    transparent,
    rgba(230, 242, 255, 0.8),
    transparent
  );
}

.ambient-star::before {
  width: 1px;
  height: calc(var(--size) * 3.5);
}

.ambient-star::after {
  width: calc(var(--size) * 2.7);
  height: 1px;

  background: linear-gradient(
    to right,
    transparent,
    rgba(230, 242, 255, 0.7),
    transparent
  );
}

@keyframes ambientTwinkle {
  0%,
  100% {
    opacity: 0.2;
    transform: scale(0.8);
  }

  35% {
    opacity: 0.35;
    transform: scale(0.9);
  }

  50% {
    opacity: 1;
    transform: scale(1.35);

    box-shadow:
      0 0 4px rgba(255, 255, 255, 1),
      0 0 9px rgba(210, 232, 255, 0.75),
      0 0 15px rgba(155, 205, 255, 0.35);
  }

  65% {
    opacity: 0.4;
    transform: scale(0.95);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ambient-star {
    animation: none;
    opacity: 0.5;
  }
}