html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #17141a;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.ka {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.ka__ring {
  position: relative;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: conic-gradient(from -150deg, rgba(255, 247, 230, 0.16) 0deg 300deg, transparent 300deg 360deg);
}

.ka__handle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #6ec8ff;
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
  cursor: pointer;
  transform: rotate(calc(var(--deg, -150) * 1deg)) translate(76px) rotate(calc(var(--deg, -150) * -1deg)) translate(-50%, -50%);
  transition: transform 220ms ease-out;
}

.ka__handle:focus-visible {
  outline: 3px solid #fff7e6;
  outline-offset: 2px;
}

.ka__hint {
  margin: 0;
  color: #fff7e6;
  font-size: 11px;
  font-weight: 600;
  opacity: 0.78;
}

@media (max-width: 340px) {
  .ka__ring {
    width: 132px;
    height: 132px;
  }
  .ka__handle {
    transform: rotate(calc(var(--deg, -150) * 1deg)) translate(54px) rotate(calc(var(--deg, -150) * -1deg)) translate(-50%, -50%);
  }
}
@media (prefers-reduced-motion: reduce) {
  .ka__handle {
    transition: none;
  }
}