/* ============================================
   Componente: Nav
   Fija, transparente sobre el hero, se vuelve sólida al hacer scroll.
   En páginas sin hero (blog) arranca sólida: .nav--solid.
   Sin menú hamburguesa genérico — enlaces directos, pocos.
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--gutter);
  transition: background-color var(--duration-fast) var(--ease-elegant),
    padding var(--duration-fast) var(--ease-elegant);
}

.nav.is-scrolled,
.nav--solid {
  background: rgba(11, 11, 11, 0.92);
  backdrop-filter: blur(6px);
  padding-block: 0.85rem;
}

.nav__logo {
  display: block;
}

.nav__logo img {
  height: 70px;
  width: auto;
  display: block;
}

.nav__links {
  display: flex;
  gap: var(--space-lg);
}

.nav__links a {
  font-size: var(--fs-small);
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.85);
  transition: color var(--duration-fast) var(--ease-elegant);
}

.nav__links a:hover {
  color: var(--color-gold);
}

.nav__cta {
  padding: 0.6rem 1.4rem;
  font-size: 0.75rem;
}

/* ---- Botón "Menú" (solo en celular) ---- */
.nav__toggle {
  display: none;
}

/* ============================================
   Celular: el botón "Menú" abre los enlaces a pantalla
   completa, en negro, con los títulos en Marcellus.
   ============================================ */
@media (max-width: 800px) {
  .nav {
    padding: var(--space-sm) var(--gutter);
  }

  .nav__logo,
  .nav__toggle {
    position: relative;
    z-index: 2;
  }

  .nav__logo img {
    height: 52px;
  }

  .nav__toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.75rem 0;
    background: none;
    border: 0;
    font-family: var(--font-body);
    font-size: var(--fs-small);
    letter-spacing: 0.08em;
    color: var(--color-white);
    cursor: pointer;
  }

  .nav__toggle-line {
    width: 20px;
    height: 1px;
    background: var(--color-gold);
    transition: width var(--duration-fast) var(--ease-elegant);
  }

  .nav.is-open .nav__toggle-line {
    width: 12px;
  }

  .nav__toggle:focus-visible {
    outline: 1px solid var(--color-gold);
    outline-offset: 4px;
  }

  /* El fondo borroso de la nav "encerraría" la capa a pantalla
     completa dentro de la barra; con el menú abierto se quita. */
  .nav.is-open {
    background: transparent;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .nav__links {
    position: fixed;
    inset: 0;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    gap: 1.1rem;
    padding: calc(52px + 2 * var(--space-lg)) var(--gutter) var(--space-lg);
    background: var(--color-black);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-fast) var(--ease-elegant),
      visibility 0s linear var(--duration-fast);
  }

  .nav.is-open .nav__links {
    opacity: 1;
    visibility: visible;
    transition: opacity var(--duration-fast) var(--ease-elegant);
  }

  .nav__links a:not(.nav__cta) {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 8vw, 2.25rem);
    letter-spacing: var(--ls-heading);
    line-height: 1.2;
    color: var(--color-white);
  }

  .nav__links .nav__cta {
    margin-top: var(--space-md);
    padding: 0.95rem 1.9rem;
    font-size: 0.8rem;
  }

  body.nav-open {
    overflow: hidden;
  }


  /* Con el menú abierto, el botón flotante de WhatsApp se oculta */
  body.nav-open .whatsapp-btn {
    opacity: 0;
    pointer-events: none;
  }
  
}

@media (max-width: 800px) and (prefers-reduced-motion: reduce) {
  .nav__links,
  .nav.is-open .nav__links,
  .nav__toggle-line {
    transition: none;
  }
}