.header-geo {
  background: linear-gradient(135deg, #ff2e63, #08f);
  padding: 40px 0;
  position: relative;
  overflow: hidden;
}
.header-geo::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('https://www.transparenttextures.com/patterns/low-poly.png');
  opacity: 0.2;
  animation: geoShift 20s linear infinite;
}
.header-geo .header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.header-geo .logo img {
  max-height: 75px;
  filter: drop-shadow(0 0 10px #ff2e63);
  transition: transform 0.3s ease;
}
.header-geo .logo img:hover {
  transform: scale(1.2) rotate(-5deg);
}
.header-geo .nav ul {
  display: flex;
  gap: 35px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.header-geo .nav ul li a {
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 5px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.header-geo .nav ul li a:hover {
  color: #ffeb3b;
  background: rgba(0, 0, 0, 0.2);
  transform: scale(1.1);
}
.header-geo .nav ul li a::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.5), transparent);
  transform: translate(-50%, -50%) scale(0);
  transition: transform 0.3s ease;
}
.header-geo .nav ul li a:hover::after {
  transform: translate(-50%, -50%) scale(1);
}
@keyframes geoShift {
  0% { background-position: 0 0; }
  100% { background-position: 500px 500px; }
}