#theme-switcher {
  position: fixed;
  right: 1em;
  top: 1em;
  width: 60px;
  height: 30px;
  background: #f2ca01;
  border-radius: 15px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease;

  display: flex;
  align-items: center;
  padding: 0 2px;
  box-sizing: border-box;
}

.circle {
  width: 26px;
  height: 26px;
  background: #FFD600;
  border-radius: 50%;
  transition: transform 0.3s ease, background-color 0.3s ease;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 18px;
  color: #555;

  /* Start position inside the pill */
  transform: translateX(0);
}

body[data-theme="dark"] #theme-switcher {
  background: var(--mainBorderColor);
}

body[data-theme="dark"] .circle {
  background: #555;
  color: #fff;
  transform: translateX(30px);
  /* slide fully to the right */
}

/* Overlap emojis */
.theme-emoji {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: opacity 0.5s ease;
  pointer-events: none;
  user-select: none;
  font-size: 18px;
}

.sun-emoji {
  color: #FFD600;
  opacity: 1;
}

.moon-emoji {
  color: #555;
  opacity: 0;
}

body[data-theme="dark"] .sun-emoji {
  opacity: 0;
}

body[data-theme="dark"] .moon-emoji {
  opacity: 1;
  color: #eee;
}