/* Add in your main CSS or in a burger-menu.css partial */
.burger-btn {
  display: none;
  position: fixed;
  top: 10px;
  right: 15px;
  z-index: 2001;
  width: 64px;
  height: 48px;
  background: rgba(255,255,255,0.03); 
  border: none;
  border-radius: 25%;
  box-shadow: 0 2px 8px #0f172a33;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  transition: background 0.2s;
}
.burger-btn span {
  display: block;
  width: 26px;
  height: 3px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s;
}
.burger-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15,23,42,0.97);
  z-index: 2000;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s;
}
.burger-menu.open {
  display: flex;
}
.burger-menu ul {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: center;
}
.burger-menu li {
  margin: 2rem 0;
}
.burger-menu a {
  color: #fff;
  font-size: 2rem;
  text-decoration: none;
  font-family: 'Orbitron', sans-serif;
  transition: color 0.2s;
}
.burger-menu a:hover {
  color: #3b82f6;
}
.close-btn {
  position: absolute;
  top: 32px;
  right: 32px;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.5rem;
  cursor: pointer;
}
@media (max-width: 900px) {
  .burger-btn {
    display: flex;
  }
  .nav-menu {
    display: none !important;
  }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}