.uni-motion-button {
  --uni-button-ease: cubic-bezier(.65, .05, 0, 1);
  overflow: hidden;
  position: relative;
  isolation: isolate;
  background-color: transparent !important;
  transition: color 750ms var(--uni-button-ease);
}

.uni-button-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  transition: transform 750ms var(--uni-button-ease),
              background-color 750ms var(--uni-button-ease);
}

.uni-button-text-track {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 1.5em;
  overflow: clip;
  line-height: 1.5;
}

.uni-button-text {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
  line-height: 1.5;
  white-space: nowrap;
}

.uni-button-char {
  position: relative;
  display: inline-flex;
  align-items: center;
  line-height: 1.5;
  text-shadow: 0 1.5em currentColor;
  transition: transform 750ms var(--uni-button-ease),
              text-shadow 750ms var(--uni-button-ease);
  will-change: transform;
}

.uni-split-heading .text-line {
  display: block !important;
  overflow: hidden;
  padding: 0.1em 0.07em 0.15em;
  margin: -0.1em -0.07em -0.15em;
}

.uni-split-heading .split-word {
  display: inline-block;
  will-change: transform, opacity;
}

.uni-motion-button:hover .uni-button-char,
.uni-motion-button:focus-visible .uni-button-char {
  transform: translateY(-1.5em);
}

.uni-motion-button:hover .uni-button-bg,
.uni-motion-button:focus-visible .uni-button-bg {
  transform: scale(.95);
}

@media (prefers-reduced-motion: reduce), (hover: none) {
  .uni-button-char,
  .uni-button-bg {
    transition: none;
  }
}