/* HEADER STRUCTURE */
.header {
  background-color: #0b1d42;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 20px;
  font-weight: bold;
  color: #ffffff;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* MAIN NAVIGATION */
.nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav > a, .dropdown-toggle {
  color: #ffffff;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.2s ease;
}

.nav > a:hover,
.dropdown-toggle:hover {
  color: #42A5F5;
}

/* DROPDOWN MENU STYLING */
.nav-dropdown {
  position: relative;
}

.dropdown-toggle::after {
  content: ' ▾ ';
  font-size: 1.0em;
  padding-left: 10px;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #0b1d42;
  border: 1px solid #1f355e;
  border-radius: 6px;
  padding: 10px 0;
  z-index: 1000;
  min-width: 220px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.dropdown-menu a {
  display: block;
  padding: 10px 20px;
  color: #ffffff;
  text-decoration: none;
  font-size: 15px;
}

.dropdown-menu a:hover {
  background-color: #1a2e50;
  color: #42A5F5;
}

.nav-dropdown:hover .dropdown-menu {
  display: block;
}

/* RESPONSIVE HEADER */
@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}