/* Define aquí las variables globales (modo claro) */
:root {
 --color-fondo: #8c8c8c ;
 --color-texto: #000000 ;
 --color-principal: #3aff3a ;
 --color-secundario: #27ba27 ;
 --spacing: 1.6rem ;
 --color: #ffffff;
}

/* Estilos base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
  background-color: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.6;
  padding: var(--spacing);
  transition: background-color 0.3s ease, color 0.3s ease;
}

h1 {
  color:var(--color-principal);
  margin-bottom: var(--spacing);
}

a {
  color: var(--color-secundario);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

button {
  margin-top: var(--spacing);
  padding: 0.8rem 1.6rem;
  font-size: 1rem;
  background-color: var(--color-principal);
  color: var(--color-texto);
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background-color 0.3s;
}

button:hover {
  background-color: var(--color-secundario)
}

/* Switch para el modo oscuro */
.switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.switch input {
  display: none;
}

.slider {
  position: relative;
  width: 40px;
  height: 20px;
  background-color: #c9c8c8;
  border-radius: 20px;
  transition: 0.3s;
}

.slider::before {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  left: 1px;
  top: 1px;
  background-color: #000000;
  border-radius: 50%;
  transition: 0.3s;
}

input:checked + .slider {
  background-color:var(--color-principal);
}

input:checked + .slider::before {
  transform: translateX(20px);
  background-color: var(--color-cir);
}

.label-text {
  font-size: 1.2rem;
  font-weight: bolder;
}