.app {
  --light-col: #e8e8e8;
  --dark-col: #26242e;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 35px rgba(0, 0, 0, 0.1);
  position: relative;
  z-index: 1;
  width: 18rem;
  height: 18rem;
  background-color: #e8e8e8;
  border-radius: 30px;
  overflow: hidden;
  user-select: none;
}

.app::before {
  --dimension: 50px;
  content: "";
  width: var(--dimension);
  height: var(--dimension);
  border-radius: 50%;
  background: #26242e;
  position: absolute;
  top: calc(50% - (var(--dimension) / 2));
  left: calc(50% - (var(--dimension)) / 2);
  display: block;
  box-shadow: 0px 0px 0 0px var(--dark-col);
  z-index: -1;
  transition: 400ms ease-out;
}

nav {
  display: flex;
  justify-content: space-around;
  padding: 10px 0;
  width: 100%;
}

.battery {
  display: inline-block;
  width: 0.85rem;
  height: 0.45rem;
  background-color: var(--dark-col);
}

.network {
  display: inline-block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 6.8px 7.2px 6.8px;
  border-color: transparent transparent var(--dark-col) transparent;
  transform: rotate(135deg);
}

/*circle*/
.circle {
  position: relative;
  border-radius: 100%;
  width: 8rem;
  height: 8rem;
  background: linear-gradient(40deg, #ff0080, #ff8c00 70%);
  margin: auto;
}

.circle::before {
  content: "";
  position: absolute;
  border-radius: 50%;
  right: 0;
  width: 6rem;
  height: 6rem;
  z-index: 1;
  background: var(--bg);
  transform: scale(0);
  transform-origin: top right;
  transition: 450ms;
}

label {
  width: auto;
  margin: 20px 30px;
  padding: 15px 35px;
  background-color: rgba(0, 0, 0, 0.1);
  border-radius: 50px;
  position: relative;
  cursor: pointer;

  font-size: 1.1rem;
  font-weight: bolder;
  color: var(--dark-col);
  display: flex;
  justify-content: space-between;
}

label::before {
  content: "";
  position: absolute;
  width: 50%;
  inset: 0;
  border-radius: inherit;
  display: block;
  z-index: -1;
  background-color: #fff;
  -webkit-box-shadow: 0 2px 15px rgba(0, 0, 0, 0.15);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.15);
  -webkit-transition: -webkit-transform 0.3s
    cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transition: -webkit-transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transition:
    transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    -webkit-transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

[type="checkbox"] {
  appearance: none;
}

[type="checkbox"]:checked + .app label span.light {
  color: var(--light-col);
}

[type="checkbox"]:checked + .app label::before {
  transform: translateX(100%);
}

[type="checkbox"]:checked + .app::before {
  box-shadow: 0px 0px 0 150px var(--dark-col);
}
/* Circle */
[type="checkbox"]:checked + .app .circle::before {
  transform: scale(1);
  background: var(--dark-col);
}

[type="checkbox"]:checked + .app .circle {
  background: linear-gradient(40deg, #8983f7, #a3dafb 70%);
}

[type="checkbox"]:checked + .app .time {
  color: var(--light-col);
}

[type="checkbox"]:checked + .app .icons .network {
  border-bottom-color: var(--light-col);
}

[type="checkbox"]:checked + .app .icons .battery {
  background-color: var(--light-col);
}