/* mosaic-reset: uiverse 컴포넌트 공통 전제 (box-sizing + 기본 sans-serif) */
*, *::before, *::after { box-sizing: border-box; }
:where(body) { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }

/* 단독 동작용 무대 — 중립 배경 + 중앙 정렬 */
html, body { margin: 0; height: 100%; }
body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #2a2d34;
}

/* ---- 컴포넌트 본체 (uiverse: silent-owl-45) ---- */
.plane-switch {
  --dot: #fff;
  --street: #6B6D76;
  --street-line: #A8AAB4;
  --street-line-mid: #C0C2C8;
  --sky-1: #60A7FA;
  --sky-2: #2F8EFC;
  --light-1: rgba(255, 233, 0, 1);
  --light-2: rgba(255, 233, 0, .3);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.plane-switch input {
  display: none;
}

.plane-switch input + div {
  -webkit-mask-image: -webkit-radial-gradient(white, black);
  position: relative;
  overflow: hidden;
  width: 50px;
  height: 25px;
  padding: 1px;
  border-radius: 13px;
  background: linear-gradient(90deg, var(--street) 0%, var(--street) 25%, var(--sky-1) 75%, var(--sky-2) 100%) left var(--p, 0%) top 0;
  background-position-x: var(--p, 0%);
  background-size: 400% auto;
  transition: background-position 0.6s;
}

.plane-switch input + div:before, .plane-switch input + div:after {
  content: "";
  display: block;
  position: absolute;
  transform: translateX(var(--s, 0));
  transition: transform 0.3s;
}

.plane-switch input + div:before {
  width: 42px;
  right: 2px;
  top: 4px;
  height: 1px;
  background: var(--street-line);
  box-shadow: 0 16px 0 0 var(--street-line);
}

.plane-switch input + div:after {
  width: 2px;
  height: 2px;
  border-radius: 50%;
  left: 23px;
  top: 1px;
  animation: lights2 2s linear infinite;
  box-shadow: inset 0 0 0 2px var(--light-1), 0 21px 0 var(--light-1), 8px 0 0 var(--light-2), 8px 21px 0 var(--light-2), 16px 0 0 var(--light-2), 16px 21px 0 var(--light-2);
}

.plane-switch input + div span {
  display: block;
  position: absolute;
}

.plane-switch input + div span.street-middle {
  top: 12px;
  left: 21px;
  width: 3px;
  height: 1px;
  transform: translateX(var(--s, 0));
  background: var(--street-line-mid);
  box-shadow: 5px 0 0 var(--street-line-mid), 10px 0 0 var(--street-line-mid), 15px 0 0 var(--street-line-mid), 20px 0 0 var(--street-line-mid), 25px 0 0 var(--street-line-mid);
  transition: transform 0.3s;
}

.plane-switch input + div span.cloud {
  width: 12px;
  height: 4px;
  border-radius: 2px;
  background: #fff;
  position: absolute;
  top: var(--ct, 8px);
  left: 100%;
  opacity: var(--co, 0);
  transition: opacity 0.3s;
  animation: clouds2 2s linear infinite var(--cd, 0s);
}

.plane-switch input + div span.cloud:before, .plane-switch input + div span.cloud:after {
  content: "";
  position: absolute;
  transform: translateX(var(--cx, 0));
  border-radius: 50%;
  width: var(--cs, 5px);
  height: var(--cs, 5px);
  background: #fff;
  bottom: 1px;
  left: 1px;
}

.plane-switch input + div span.cloud:after {
  --cs: 6px;
  --cx: 4px;
}

.plane-switch input + div span.cloud.two {
  --ct: 20px;
  --cd: 1s;
  opacity: var(--co-2, 0);
}

.plane-switch input + div div {
  display: table;
  position: relative;
  z-index: 1;
  padding: 5px;
  border-radius: 50%;
  background: var(--dot);
  transform: translateX(var(--x, 0));
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.35, 1.2);
}

.plane-switch input + div div svg {
  width: 13px;
  height: 13px;
  display: block;
  color: var(--c, var(--street));
  transition: color 0.6s;
}

.plane-switch input:checked + div {
  --p: 100%;
  --x: 25px;
  --s: -50px;
  --c: var(--sky-2);
  --co: .8;
  --co-2: .6;
}

@keyframes lights2 {
  20%, 30% {
    box-shadow: inset 0 0 0 2px var(--light-2), 0 21px 0 var(--light-2), 8px 0 0 var(--light-1), 8px 21px 0 var(--light-1), 16px 0 0 var(--light-2), 16px 21px 0 var(--light-2);
  }
  55%, 65% {
    box-shadow: inset 0 0 0 2px var(--light-2), 0 21px 0 var(--light-2), 8px 0 0 var(--light-2), 8px 21px 0 var(--light-2), 16px 0 0 var(--light-1), 16px 21px 0 var(--light-1);
  }
  90%, 100% {
    box-shadow: inset 0 0 0 2px var(--light-1), 0 21px 0 var(--light-1), 8px 0 0 var(--light-2), 8px 21px 0 var(--light-2), 16px 0 0 var(--light-2), 16px 21px 0 var(--light-2);
  }
}

@keyframes clouds2 {
  97% { transform: translateX(-72px); visibility: visible; }
  98%, 100% { visibility: hidden; }
  99% { transform: translateX(-72px); }
  100% { transform: translateX(0); }
}