:root {
  --color-primario: #f1c226;
  --color-primario-oscuro: #000;
  --color-secundario: #5c970e;
  --color-secundario-oscuro: #a1a102;
  --color-terciario: #140c43;
  --color-blanco: #fff;
  --fuente-titulos: 'Dancing Script', cursive;
  --fuente-parrafos: 'Roboto', sans-serif;
  --fondo-primario: #ebebebfa;
  --fondo-secundario: #09af32;
  --color-texto: #000;
  --color-enlace: #bb0000;
  --color-enlace-hover: #c26a05;
  --color-borde: #002522;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-primario: #f0f0f0;
    --color-secundario: #181818;
    --color-texto: #f0f0f0;
    --fondo-primario: #333;
    --fondo-secundario: #550000;
  }
}

@media (prefers-contrast: high) {
  :root {
    --color-primario: #000;
    --color-secundario: #fff;
    --color-texto: #000;
    --fondo-primario: #fff;
    --fondo-secundario: #000;
    --color-enlace: blue;
    --color-enlace-hover: darkblue;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

.header,
.fair-presentation,
.about-us {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-size: cover;
  background-position: center;
  font-family: var(--fuente-titulos);
  padding: 30px;
  min-height: 300px;
  color: var(--color-blanco);
  text-align: center;
  overflow: hidden;
  gap: 30px;
}

.header {
  background-image: url("../images/ballena.jpg");
}

.fair-presentation {
  background-image: url("../images/nuqui.jpg");
  gap: 20px;
}

.about-us {
  background-image: url("../images/comida.jpg");
  gap: 20px;
}

.header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.2);
  z-index: 0;
}

.fair-presentation::after,
.about-us::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.header > *,
.fair-presentation > *,
.about-us > * {
  position: relative;
  z-index: 2;
}

.header__title {
  font-size: 2.8em;
  margin: 0;
  background-color: var(--color-primario);
  padding: 8px 25px;
  border-radius: 25px;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
  text-shadow: 2px 2px 5px rgba(9, 61, 33, 0.7);
  color: var(--color-blanco);
  animation: fadeIn 1s ease-out;
}

.header__subtitle {
  font-size: 1.2em;
  margin: 0;
  padding: 8px 20px;
  color: var(--color-blanco);
  border-radius: 20px;
  font-weight: 300;
  font-family: var(--fuente-parrafos);
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.3);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(2px);
  animation: slideIn 1s ease-out forwards;
  animation-delay: 0.3s;
}

.header__social {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 22px;
}

.header__social-links {
  position: relative;
  z-index: 6;
  display: flex;
  justify-content: center;
  gap: 50px;
  margin-top: 20px;
}

.header__social-link,
.navigation__link {
  font-size: 1.5em;
  color: var(--color-blanco);
  text-decoration: none;
  font-family: var(--fuente-parrafos);
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 10px;
  transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55), box-shadow 0.4s ease, background-color 0.3s ease;
  outline: none;
}

.header__social-link {
  background-color: var(--color-terciario);
}

.navigation__link {
  background-color: var(--color-secundario-oscuro);
}

.header__social-link:hover,
.navigation__link:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
  background-color: rgba(255, 255, 255, 0.15);
}

.navigation {
  display: flex;
  justify-content: center;
  padding: 15px;
  border-radius: 50px;
  background: none;
}

.navigation__list {
  display: flex;
  flex-direction: row;
  gap: 40px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 20px;
  gap: 20px;
  font-family: var(--fuente-parrafos);
  color: var(--color-texto);
  background-color: var(--fondo-primario);
  border-radius: 20px;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.1);
}

.fair-presentation__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 30px;
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.8);
  max-width: 1000px;
  margin-bottom: 70px;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.fair-presentation__title {
  font-family: var(--fuente-titulos);
  font-size: 3.8em;
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.7);
}

.fair-presentation__description {
  font-family: var(--fuente-parrafos);
  font-size: 1.7em;
  line-height: 1.6;
  text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.6);
}

.about-us__title {
  font-family: var(--fuente-titulos);
  font-size: 2.8em;
  margin-bottom: 25px;
  line-height: 1.3;
  color: var(--color-blanco);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
}

.about-us__paragraph {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 25px;
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.6);
  max-width: 1000px;
  margin-bottom: 70px;
  color: var(--color-blanco);
  font-family: var(--fuente-parrafos);
  font-size: 1.4em;
  line-height: 1.6;
  text-shadow: 1px 1px 8px rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.footer {
  background-color: var(--color-secundario-oscuro);
  color: var(--color-blanco);
  padding: 25px;
  text-align: center;
  font-family: var(--fuente-parrafos);
  font-size: 1em;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
  .header,
  .fair-presentation,
  .about-us {
    padding: 20px 15px;
    gap: 20px;
  }

  .header__title {
    font-size: 2.2em;
    padding: 6px 18px;
  }

  .header__subtitle {
    font-size: 1em;
    padding: 6px 15px;
  }

  .header__social-links {
    flex-direction: column;
    align-items: center;
    gap: 30px;
  }

  .header__social-link,
  .navigation__link {
    font-size: 1.2em;
    padding: 10px 15px;
  }

  .navigation__list {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .main {
    padding: 15px;
    gap: 15px;
  }

  .fair-presentation__content {
    padding: 20px;
    margin-bottom: 50px;
  }

  .fair-presentation__title {
    font-size: 2.5em;
  }

  .fair-presentation__description {
    font-size: 1.2em;
  }

  .about-us__title {
    font-size: 2.2em;
  }

  .about-us__paragraph {
    padding: 20px;
    margin-bottom: 50px;
    font-size: 1.1em;
  }

  .footer {
    font-size: 0.85em;
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .header__title {
    font-size: 1.8em;
  }

  .header__subtitle {
    font-size: 0.9em;
  }

  .fair-presentation__title {
    font-size: 2em;
  }

  .fair-presentation__description {
    font-size: 1em;
  }

  .about-us__title {
    font-size: 1.8em;
  }

  .about-us__paragraph {
    font-size: 1em;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideIn {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}