[theme-settings="dark"] {
  --color-1: #292c2f;
  --color-2: #0d0d0d;
  --color-3: #f7f7f7;
  --color-4: #8f9296;
  --color-black: #000000;
  --color-red: #ff0000;
}

[theme-settings="dark"] body {
  background-color: var(--color-1);
  color: var(--color-3);
}

[theme-settings="dark"] h2::before {
  background-color: var(--color-3);
}
[theme-settings="dark"] h2::after {
  background-color: var(--color-3);
}

[theme-settings="dark"] .header {
  background-color: var(--color-2);
}

[theme-settings="dark"] .nav {
  background: var(--color-2);
  border-bottom: 0.3rem solid var(--color-3);
  border-top: 0.3rem solid var(--color-3);
}

@media (max-width: 600px) {
  [theme-settings="dark"] .nav-page {
    background: var(--color-2);
    border-bottom: 0.3rem solid var(--color-3);
    border-top: 0.3rem solid var(--color-3);
  }
}

[theme-settings="dark"] .footer {
  background-color: var(--color-2);
  border-top: 0.3rem solid var(--color-3);
}

[theme-settings="dark"] .language-button {
  background-color: var(--color-1);
}

[theme-settings="dark"] .language-dropdown {
  box-shadow: 0 0.5rem 0.5rem 0.2rem var(--color-1);
}

[theme-settings="dark"] .language-dropdown li:hover {
  background: var(--color-1);
}

[theme-settings="dark"] .language-dropdown li.active {
  background: var(--color-4);
  color: var(--color-3);
}

[theme-settings="dark"] .language-toast {
  box-shadow: 0 0.5rem 0.5rem 0.2rem var(--color-4);
}

[theme-settings="dark"] .img-profile {
  color: var(--color-3);
}

[theme-settings="dark"] .toggle-track {
  background: var(--color-1);
}

[theme-settings="dark"] .toggle-thumb {
  background: var(--color-2);
  transform: translateX(
    2rem
  ); /* track width (3.5) - thumb width (1.2) - left (0.15) - right (0.15) */
}

[theme-settings="dark"] .sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

[theme-settings="dark"] .moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.theme {
  cursor: pointer;
  position: absolute;
  right: 0.5rem;
  top: 0.5rem;
  width: 3.5rem;
}

.toggle-track {
  background: var(--color-2);
  border-radius: 1rem;
  height: 1.5rem;
  position: relative;
  width: 100%;
}

.toggle-track:hover {
  opacity: 0.5;
}

.toggle-thumb {
  align-items: center;
  background: var(--color-3);
  border-radius: 50%;
  display: flex;
  height: 1.2rem;
  justify-content: center;
  left: 0.15rem;
  position: absolute;
  top: 0.15rem; /* (track height (1.5) - thumb height (1.2)) / 2 */
  transition: transform 0.5s ease;
  width: 1.2rem;
}

.sun,
.moon {
  height: 1.2rem;
  position: absolute;
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
  width: 1.2rem;
}

.sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}