.main-header {
  background-color: #12141d;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  position: relative;
  z-index: 1030;
}

.main-header .brand-container .main-logo {
  transition: transform 0.3s ease-in-out;
}

.main-header .brand-container .main-logo:hover {
  transform: scale(1.05);
}

.main-header .top-bar {
  font-size: 0.85rem;
}

.main-header .top-bar .nav-link {
  color: #a0aec0;
  padding: 0;
  transition: color 0.3s;
}

.main-header .top-bar .nav-link:hover {
  color: #ffffff;
}

.main-header .top-bar .social-icon img,
.main-header .top-bar .whatsapp-contact img {
  transition: transform 0.3s, filter 0.3s;
  filter: brightness(0.7);
}

.main-header .top-bar .social-icon img:hover,
.main-header .top-bar .whatsapp-contact img:hover {
  transform: translateY(-2px);
  filter: brightness(1.2);
}

.main-header .top-bar .phone-number {
  color: #4b7017;
  font-size: 1.1rem;
}

.main-header .primary-nav .nav-item {
  margin: 0 0.2rem;
}

.main-header .primary-nav .nav-link {
  color: #e2e8f0;
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.main-header .primary-nav .nav-link:hover,
.main-header .primary-nav .nav-link.active {
  color: #3cd9ee;
  background-color: rgba(60, 217, 238, 0.1);
  text-shadow: 0 0 10px rgba(60, 217, 238, 0.4);
}

.main-header .has-submenu {
  position: relative;
}

.main-header .has-submenu .submenu {
  display: block;
  visibility: hidden;
  opacity: 0;
  position: absolute;
  top: 150%;
  left: 0;
  background-color: #1a1d29;
  min-width: 220px;
  padding: 0.5rem 0;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transform: translateY(15px);
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.main-header .has-submenu .submenu li a {
  color: #a0aec0;
  display: block;
  padding: 0.7rem 1.2rem;
  font-size: 0.85rem;
  text-decoration: none;
  transition: all 0.2s;
}

.main-header .has-submenu .submenu li a:hover {
  color: #fff;
  background-color: rgba(60, 217, 238, 0.15);
  padding-left: 1.5rem;
}

.main-header .has-submenu:hover .submenu {
  visibility: visible;
  opacity: 1;
  top: 100%;
  transform: translateY(0);
}