/* ==========================================================================
   Theme Toggle — Dark/light mode knop
   ========================================================================== */

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  color: var(--color-text);
  transition: color var(--transition-fast),
              border-color var(--transition-fast),
              background-color var(--transition-fast);
}

.theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background-color: var(--color-bg-alt);
}

.theme-toggle svg {
  width: 1.125rem;
  height: 1.125rem;
}