.main-menu {
  width: 100%;
  background: linear-gradient(90deg, #232b3a 0%, #1a1f2b 100%);
  box-shadow: 0 2px 12px rgba(0,0,0,0.18);
  padding: 0;
  margin-bottom: 32px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.main-menu ul {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 36px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-menu li {
  margin: 0;
  padding: 0;
}
.main-menu a {
  display: block;
  padding: 18px 28px;
  color: #e7f0fb;
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
  border-radius: 999px;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  letter-spacing: 0.5px;
}
.main-menu a:hover,
.main-menu a.active {
  background: linear-gradient(90deg, #e7bfc7 0%, #bfaec2 100%);
  color: #232b3a;
  box-shadow: 0 2px 8px rgba(231,191,199,0.18);
}
@media (max-width: 600px) {
  .main-menu ul {
    gap: 8px;
  }
  .main-menu a {
    padding: 12px 10px;
    font-size: 1rem;
  }
}