/* --- Estructura Principal del Footer --- */
.footer-section {
  background-color: var(--footer-bg-color, hsl(220, 18%, 15%));
  color: var(--footer-text-color, hsl(220, 8%, 70%));
  padding-top: 4rem;
  font-size: var(--normal-font-size, 0.938rem);
}

.footer-top {
  padding-bottom: 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 2.5rem;
}

/* --- Footer Bottom (Copyright) --- */
.footer-bottom {
  background-color: var(--footer-bottom-bg-color, hsl(220, 18%, 10%));
  padding: 1.5rem 0;
  text-align: center;
  border-top: 1px solid var(--footer-border-color, hsl(220, 18%, 25%));
}

.footer-bottom p {
  margin: 0;
  font-size: var(--small-font-size, 0.813rem);
  color: var(--footer-text-color, hsl(220, 8%, 60%));
}

/* --- Títulos de Widgets --- */
.footer-widget .widget-title {
  font-size: var(--h3-font-size, 1.125rem);
  color: var(--footer-heading-color, var(--white-color));
  margin-bottom: 1.5rem;
  font-weight: var(--font-medium, 500);
  text-transform: capitalize;
}

/* --- Widget de Contacto (NUEVO) --- */
.footer-contact-info {
  list-style: none;
  padding-left: 0;
  margin-top: 0;
}

.footer-contact-info li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 0.9rem;
  line-height: 1.6;
}

.footer-contact-info li i {
  font-size: 1.1rem;
  margin-right: 0.75rem;
  color: var(--first-color, #66bb6a);
  flex-shrink: 0;
  padding-top: 0.1em;
}

.footer-contact-info li span {
  flex-grow: 1;
}

.footer-contact-info a {
  color: var(--footer-text-color, hsl(220, 8%, 70%));
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-contact-info a:hover {
  color: var(--first-color);
}

/* --- Iconos de Redes Sociales (Opcional, NUEVO) --- */
.footer-social-icons {
  margin-top: 1.5rem;
  display: flex;
  gap: 0.8rem; /* Espacio entre iconos sociales */
}

.social-icon {
  color: var(--footer-text-color, hsl(220, 8%, 70%));
  font-size: 1.5rem;
  text-decoration: none;
  transition: color 0.3s ease, transform 0.3s ease;
  display: inline-block;
}

.social-icon:hover {
  color: var(--footer-link-hover-color, var(--first-color));
  transform: translateY(-2px);
}

/* --- Columna de Links --- */
.footer-links {
  list-style: none;
  padding-left: 0;
  margin-top: 0;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--footer-text-color, hsl(220, 8%, 70%));
  text-decoration: none;
  transition: color 0.3s ease, padding-left 0.3s ease;
}

.footer-links a:hover {
  color: var(--footer-link-hover-color, var(--first-color));
  padding-left: 5px;
}

.footer-about .footer-logo {
  max-width: 160px;
  height: auto;
  margin-bottom: 1.5rem;
  display: block;
}

.footer-about .about-text {
  font-size: var(--small-font-size, 0.813rem);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

@media screen and (max-width: 767px) {
  .footer-widget {
    text-align: center;
  }
  .footer-about .footer-logo {
    margin-left: auto;
    margin-right: auto;
  }
  .footer-social-icons {
    justify-content: center; 
  }
  .footer-contact-info li {
    justify-content: center;
  }
}

/* TABLET (>= 768px) Y DESKTOP PEQUEÑO */
@media screen and (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: flex-start;
    gap: 3rem;
  }
  .footer-widget {
    text-align: left;
  }


  .footer-about .footer-logo {
    margin-left: 0;
    margin-right: auto;
  }
}


/* DESKTOP MEDIANO Y GRANDE (>= 992px) */
@media screen and (min-width: 992px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
  }
}