/* ==== Reset básico ==== */
.main-nav,
.nav-menu,
.dropdown-menu {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ==== Container principal ==== */
.main-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  font-family: Arial, sans-serif;
}

/* ==== Logo ==== */
.nav-logo img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ==== Menu principal ==== */
.nav-menu {
  display: flex;
}

.nav-menu li {
  position: relative;
}

.nav-menu a {
  text-decoration: none;
  color: white;
  padding: 5px 0 5px 0;
  display: block;
  font-weight: 500;
  font-size: 18px;
}

.nav-menu a:hover,
.nav-menu a:focus {
  opacity: 0.8;
}

/* ==== Dropdown ==== */
.dropdown-menu {
  display: none;
  position: absolute;
  background: #fff;
  top: 100%;
  left: 0;
  min-width: 250px;
  border: 1px solid #ddd;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
  z-index: 999;
}

.dropdown-menu li a {
  white-space: nowrap;
  color: black;
  font-size: 12px;
}

.nav-item:hover > .dropdown-menu,
.nav-item:focus-within > .dropdown-menu {
  display: block;
}

/* ==== Botão mobile ==== */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-icon {
  width: 24px;
  height: 2px;
  background-color: #333;
  display: block;
  position: relative;
}

.nav-icon::before,
.nav-icon::after {
  content: "";
  width: 24px;
  height: 2px;
  background-color: #333;
  position: absolute;
  left: 0;
}

.nav-icon::before {
  top: -7px;
}

.nav-icon::after {
  top: 7px;
}

/* ==== Responsivo ==== */
@media (max-width: 767px) {
  .main-nav .container,
  .nav-menu {
    flex-direction: column;
    width: 100%;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .dropdown-menu {
    position: static;
    border: none;
    box-shadow: none;
  }

  .main-nav img {
    margin: 0 auto;
  }
}
@media screen and (min-width: 768px) {
  .nav-logo {
    flex-basis: 150px;
  }
}