/* Header do site institucional (TXAI-02, maquete B)
   Sobre a foto de topo: transparente, logo e texto creme, com degradê de leitura.
   Sem foto (body.sem-hero) e ao rolar (.rolado): fixo, fundo claro, texto e logo #23302d, mais baixo. */
.site-nav {
  --nav-titulo: #23302d;
  --nav-creme: #FFFCD5;
  --nav-papel: #F8F6F4;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  display: flex;
  align-items: center;
  gap: 40px;
  height: 96px;
  padding: 0 56px;
  color: var(--nav-creme);
  font-family: "Montserrat", Arial, sans-serif;
  transition: background-color .35s ease, color .35s ease, height .35s ease, box-shadow .35s ease;
}
.site-nav::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 160px;
  background: linear-gradient(180deg, rgba(20, 30, 28, .45) 0%, rgba(20, 30, 28, 0) 100%);
  pointer-events: none;
  z-index: -1;
  transition: opacity .35s ease;
}
.site-nav.solido,
.site-nav.rolado {
  background: var(--nav-papel);
  color: var(--nav-titulo);
  height: 72px;
  box-shadow: 0 1px 0 rgba(35, 48, 45, .1);
}
.site-nav.solido::before,
.site-nav.rolado::before {
  opacity: 0;
}
body.sem-hero {
  padding-top: 72px;
}
body.previa .site-nav {
  top: 36px;
}

/* Marca: logo creme sobre a foto, escuro no fundo claro (troca suave) */
.site-nav-marca {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
}
.site-nav-logo,
.site-nav-relais {
  position: relative;
  display: block;
}
.site-nav-logo {
  width: 92px;
  transition: width .35s ease;
}
.site-nav-relais {
  width: 38px;
}
.site-nav-marca img {
  display: block;
  width: 100%;
  height: auto;
  transition: opacity .35s ease;
}
.site-nav-marca .sobre-claro {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
}
.site-nav.solido .sobre-foto,
.site-nav.rolado .sobre-foto {
  opacity: 0;
}
.site-nav.solido .sobre-claro,
.site-nav.rolado .sobre-claro {
  opacity: 1;
}
.site-nav.solido .site-nav-logo,
.site-nav.rolado .site-nav-logo {
  width: 76px;
}

/* Itens principais (o style.css estiliza "nav" de forma global: aqui volta ao neutro) */
nav.site-nav-links {
  display: block;
  height: auto;
  background: none;
  margin-left: auto;
  transition: none;
}
.site-nav ul {
  display: flex;
  gap: 34px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav-links a,
.site-nav-idioma a,
.site-nav-reservar,
.site-nav-menu {
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-weight: 500;
  line-height: 1.2;
  color: inherit;
  text-decoration: none;
}
.site-nav-links a {
  display: inline-block;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  white-space: nowrap;
}
.site-nav-links a:hover,
.site-nav-links a.ativo {
  color: inherit;
  text-decoration: none;
  border-bottom-color: currentColor;
}

.site-nav-acoes {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-shrink: 0;
}
.site-nav-idioma {
  display: flex;
  gap: 12px;
}
.site-nav-idioma a {
  letter-spacing: .12em;
  opacity: .72;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
}
.site-nav-idioma a:hover,
.site-nav-idioma a.ativo {
  color: inherit;
  opacity: 1;
  text-decoration: none;
  border-bottom-color: currentColor;
}
.site-nav-reservar {
  display: inline-block;
  border: 1px solid rgba(255, 252, 213, .7);
  padding: 11px 22px;
  white-space: nowrap;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease;
}
.site-nav-reservar:hover {
  background: var(--nav-creme);
  border-color: var(--nav-creme);
  color: var(--nav-titulo);
  text-decoration: none;
}
.site-nav.solido .site-nav-reservar,
.site-nav.rolado .site-nav-reservar {
  border-color: var(--nav-titulo);
}
.site-nav.solido .site-nav-reservar:hover,
.site-nav.rolado .site-nav-reservar:hover {
  background: var(--nav-titulo);
  color: #FFFFFF;
}
.site-nav-menu {
  background: none;
  border: 0;
  padding: 4px 0;
  cursor: pointer;
  border-bottom: 1px solid transparent;
}
.site-nav-menu:hover {
  border-bottom-color: currentColor;
}

/* Foco visível em tudo que é clicável no header e no menu completo */
.site-nav a:focus-visible,
.site-nav button:focus-visible,
.menu-ativo a:focus-visible,
.menu-ativo button:focus-visible {
  outline: 1px solid currentColor;
  outline-offset: 4px;
}

@media screen and (max-width: 1199px) {
  .site-nav {
    padding: 0 32px;
    gap: 28px;
  }
  .site-nav ul {
    gap: 24px;
  }
  .site-nav-acoes {
    gap: 20px;
  }
}

/* Sem espaço para os itens: eles ficam no "Menu" */
@media screen and (max-width: 1023px) {
  nav.site-nav-links {
    display: none;
  }
  .site-nav-acoes {
    margin-left: auto;
  }
}

/* Celular: logo + Reservar + Menu (idioma e Relais ficam no menu completo e no selo flutuante) */
@media screen and (max-width: 767px) {
  .site-nav {
    height: 72px;
    padding: 0 20px;
  }
  .site-nav.solido,
  .site-nav.rolado {
    height: 60px;
  }
  body.sem-hero {
    padding-top: 60px;
  }
  .site-nav-logo {
    width: 72px;
  }
  .site-nav.solido .site-nav-logo,
  .site-nav.rolado .site-nav-logo {
    width: 64px;
  }
  .site-nav-idioma {
    display: none;
  }
  /* O selo Relais fica no header também no celular (o flutuante antigo saiu: o WhatsApp o cobria) */
  .site-nav-marca {
    gap: 12px;
  }
  .site-nav-relais {
    width: 28px;
  }
  .site-nav-acoes {
    gap: 18px;
  }
  .site-nav-reservar {
    padding: 9px 14px;
    font-size: 10px;
    letter-spacing: .16em;
  }
  .site-nav-menu {
    font-size: 10px;
    letter-spacing: .16em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav,
  .site-nav::before,
  .site-nav-logo,
  .site-nav-marca img,
  .site-nav-reservar {
    transition: none;
  }
}