.cabecalho {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--obsidiana);
  border-bottom: 1px solid var(--obsidiana-linha);
}

.cabecalho__navegacao {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--altura-do-cabecalho);
}

.cabecalho__links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.cabecalho__link {
  display: block;
  padding: 12px 4px;
  color: var(--areia);
  font-weight: 500;
  text-decoration: none;
  transition: color var(--duracao-transicao);
}

.cabecalho__link:hover {
  color: var(--magma);
}

.cabecalho__acoes {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cabecalho__botao-menu {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--obsidiana-borda);
  border-radius: var(--raio-pequeno);
  background: transparent;
  cursor: pointer;
}

.cabecalho__icone-menu,
.cabecalho__icone-menu::before,
.cabecalho__icone-menu::after {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--areia);
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.cabecalho__icone-menu {
  position: relative;
}

.cabecalho__icone-menu::before,
.cabecalho__icone-menu::after {
  content: "";
  position: absolute;
  left: 0;
}

.cabecalho__icone-menu::before {
  transform: translateY(-6px);
}

.cabecalho__icone-menu::after {
  transform: translateY(6px);
}

.cabecalho__botao-menu[aria-expanded="true"] .cabecalho__icone-menu {
  background: transparent;
}

.cabecalho__botao-menu[aria-expanded="true"] .cabecalho__icone-menu::before {
  transform: rotate(45deg);
}

.cabecalho__botao-menu[aria-expanded="true"] .cabecalho__icone-menu::after {
  transform: rotate(-45deg);
}

@media (max-width: 959px) {
  .cabecalho__botao-menu {
    display: inline-flex;
  }

  .cabecalho__links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px var(--margem-lateral) 16px;
    background: var(--obsidiana);
    border-bottom: 1px solid var(--obsidiana-linha);
    box-shadow: 0 16px 32px rgb(0 0 0 / 0.4);
  }

  .cabecalho__links--aberto {
    display: flex;
  }

  .cabecalho__link {
    padding: 14px 0;
    border-bottom: 1px solid var(--obsidiana-linha);
    font-size: 1.0625rem;
  }

  .cabecalho__links li:last-child .cabecalho__link {
    border-bottom: 0;
  }
}

@media (max-width: 449px) {
  .cabecalho .marca__nome {
    display: none;
  }
}