.header-neon {
  background: linear-gradient(135deg, #1a0933, #4a00e0);
  padding: 30px 0;
  position: relative;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
  border-bottom: 3px solid rgba(255, 255, 255, 0.2);
}
.header-neon::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3), transparent);
  opacity: 0.5;
}
.header-neon .header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.header-neon .logo img {
  max-height: 70px;
  filter: drop-shadow(0 0 10px #8e2de2);
  transition: transform 0.3s ease;
}
.header-neon .logo img:hover {
  transform: rotate(5deg) scale(1.1);
}
.header-neon .nav ul {
  display: flex;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.header-neon .nav ul li a {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  border-radius: 5px;
  transition: all 0.3s ease;
  position: relative;
}
.header-neon .nav ul li a:hover {
  color: #00ffea;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 15px rgba(0, 255, 234, 0.5);
  transform: translateY(-5px);
}
.header-neon .nav ul li a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: #00ffea;
  transition: all 0.3s ease;
  transform: translateX(-50%);
}
.header-neon .nav ul li a:hover::after {
  width: 80%;
}