.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(6px);
}

.header-flex {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

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

.nav {
  margin-left: auto;
}

.menu {
  list-style: none;
  display: flex;
  gap: 25px;
  align-items: center;
  margin: 0;
  padding: 0;
}

.menu li {
  position: relative;
}

.dropdown {
  padding-bottom: 12px;
}

.menu a {
  text-decoration: none;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.menu a:hover,
.menu a.ativo {
  color: #f1b53b;
}

.submenu {
  display: none;
  position: absolute;
  top: calc(100% - 12px);
  left: 0;
  background: #111;
  padding: 10px 0;
  list-style: none;
  border-radius: 6px;
  min-width: 220px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
  z-index: 9999;
}

.submenu li {
  padding: 6px 15px;
}

.submenu a {
  font-size: 13px;
  color: #ccc;
  display: block;
  white-space: nowrap;
}

.submenu a:hover {
  color: #fff;
}

.dropdown:hover .submenu {
  display: block;
}

.menu-toggle {
  display: none;
}

/* Espaço para o header fixo não cobrir o conteúdo */
.pagina-interna {
  padding-top: 100px;
}

/* =========================
   RESPONSIVO
========================= */

@media (max-width: 768px) {

  .header {
    position: relative;
    background: #000;
  }

  .pagina-interna {
    padding-top: 20px;
  }

  .header-flex {
    min-height: auto;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    flex-wrap: wrap;
  }

  .logo img {
    height: 60px;
  }

  .menu-toggle {
    display: block;
    background: none;
    border: none;
    color: #fff;
    font-size: 32px;
    cursor: pointer;
  }

  #menuNav {
    display: none;
    width: 100%;
    background: #000;
    margin-left: 0;
  }

  #menuNav.aberto {
    display: block;
  }

  .menu {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }

  .menu li,
  .dropdown {
    width: 100%;
    padding-bottom: 0;
  }

  .menu a {
    display: block;
    padding: 12px 15px;
    border-top: 1px solid rgba(255,255,255,0.08);
  }

  .submenu {
    position: static;
    display: block;
    background: rgba(255,255,255,0.05);
    box-shadow: none;
    padding-left: 10px;
  }

  .submenu a {
    padding-left: 20px;
    font-size: 14px;
  }
}