:root {
  --theme-toggle-bg: rgba(255, 255, 255, 0.88);
  --theme-toggle-border: #e3d7dd;
  --theme-toggle-color: #3b3655;
  --theme-toggle-hover: #fff2f7;
}

html[data-theme="dark"] {
  --theme-toggle-bg: #2b232b;
  --theme-toggle-border: #51404a;
  --theme-toggle-color: #f7eaf0;
  --theme-toggle-hover: #382b34;
}

.theme-toggle {
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 38px;
  padding: 0;
  border: 1px solid var(--theme-toggle-border);
  border-radius: 6px;
  background: var(--theme-toggle-bg);
  color: var(--theme-toggle-color);
  cursor: pointer;
  line-height: 1;
}

.theme-toggle:hover {
  background: var(--theme-toggle-hover);
}

.theme-toggle:focus-visible {
  outline: 2px solid #e56f8f;
  outline-offset: 2px;
}

.theme-toggle__icon {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  font-family: "Segoe UI Symbol", sans-serif;
  font-size: 20px;
  line-height: 20px;
}

.theme-toggle__sun { display: none; }
html[data-theme="dark"] .theme-toggle__sun { display: grid; }
html[data-theme="dark"] .theme-toggle__moon { display: none; }

@media (prefers-reduced-motion: reduce) {
  .theme-toggle { scroll-behavior: auto; }
}