.btn-wrapper {
  --width: 150px;
  --height: 60px;
  --padding: 8px;
  --border-radius: 24px;
  --dot-size: 8px;
  --btn-color: #000000;
  --hue: 14deg;
  --animation-duration: 1.2s;

  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--width);
  height: var(--height);
  border-radius: var(--border-radius);
  background-color: #00000008;
  box-shadow:
    1px 1px 2px 0 #fffd,
    2px 2px 2px #0001 inset,
    2px 2px 4px #0001 inset,
    2px 2px 8px #0001 inset;
  perspective: 150px;
  cursor: pointer;
  user-select: none;
  transition:
    box-shadow 0.05s linear,
    transform 0.05s linear;
}

.toggle {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  z-index: 5;
  cursor: pointer;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: start;
  gap: 0.25em;
  text-align: left;
  padding: 0 var(--height) 0 calc(var(--padding) * 2);
  width: calc(100% - 2 * var(--padding));
  height: calc(100% - 2 * var(--padding));
  border-radius: calc(var(--border-radius) - var(--padding));
  border: none;
  cursor: pointer;
  background: linear-gradient(#fff2, #0001), var(--btn-color);
  box-shadow:
    1px 1px 2px -1px #fff inset,
    0 2px 1px #00000010,
    0 4px 2px #00000010,
    0 8px 4px #00000010,
    0 16px 8px #00000010,
    0 32px 16px #00000010;
  transition:
    transform 0.15s cubic-bezier(0.25, 1.5, 0.5, 1.5),
    box-shadow 0.15s ease,
    filter 0.15s ease;
  z-index: 2;
}

.btn-txt {
  position: absolute;
  font-family: "Montserrat", "Manrope", sans-serif;
  font-weight: 500;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.616);
  background-image: linear-gradient(#000a, #555);
  background-clip: text;
  filter: drop-shadow(0 1px 0px #fff) drop-shadow(0 -1px 0px #0005);
  transition: opacity 0.2s ease;
}

.playing {
  opacity: 0;
}

.toggle:checked ~ .btn .play {
  opacity: 0;
}
.toggle:checked ~ .btn .playing {
  opacity: 1;
}

.dot {
  position: absolute;
  top: 50%;
  right: calc(var(--height) / 2 - var(--padding) / 2);
  width: var(--dot-size);
  aspect-ratio: 1/1;
  border-radius: 50%;
  background-color: hsla(var(--hue), 0%, 50%, 0.1);
  border: 1px solid hsla(var(--hue), 0%, 60%, 0.6);
  box-shadow:
    1px 1px 2px -1px #fffe inset,
    0 2px 1px #00000010,
    0 4px 2px #00000010,
    0 8px 4px #00000010;
  pointer-events: none;
  z-index: 3;
  transform: translateY(-50%);
  transition: all 0.15s ease;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(0.8) translateY(-50%);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.3) translateY(-50%);
    opacity: 1;
  }
}

.toggle:checked ~ .btn .dot {
  animation: pulse var(--animation-duration) ease-in-out infinite;
  background-color: hsl(var(--hue), 90%, 50%);
  box-shadow:
    0 0 6px 1px hsl(var(--hue), 100%, 50%),
    0 0 20px 5px hsl(var(--hue), 100%, 60%, 0.4);
}

/* ----------------- Hover & Tactile Press ----------------- */
.btn-wrapper:hover .btn,
.btn-wrapper:focus-within .btn {
  transform: translate3d(0, -2px, 2px);
  filter: drop-shadow(
    var(--padding) 0 var(--padding) hsla(var(--hue), 70%, 60%, 0.6)
  );
}

.btn-wrapper:active .btn {
  transform: translate3d(0, 2px, -2px);
  box-shadow:
    1px 1px 2px 0 #fff,
    2px 2px 2px #0001 inset,
    2px 2px 4px #0001 inset,
    2px 2px 8px #0001 inset,
    0 0 32px 2px hsla(var(--hue), 50%, 50%, 0.5) inset;
}