.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.header-scrolled {
  background-color: rgba(245, 249, 250, 0.95);
  box-shadow: 0 2px 10px rgba(74, 102, 112, 0.1);
}

.header-transparent {
  background-color: transparent;
}

.logo {
  font-family: 'Noto Serif SC', serif;
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
}

.logo-icon {
  width: 36px;
  height: 36px;
  margin-right: 10px;
  background: linear-gradient(135deg, #4a6670 0%, #a6977b 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.desktop-menu {
  display: block;
}

.desktop-menu ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.desktop-menu li {
  margin: 0 10px;
  position: relative;
}

.nav-link {
  position: relative;
  transition: all 0.3s ease;
  padding: 0.5rem 0.5rem;
  font-weight: 500;
  white-space: nowrap;
  display: inline-block;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #4a6670 0%, #a6977b 100%);
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link-active::after {
  width: 100%;
}

@media (max-width: 768px) {
  .desktop-menu {
    display: none;
  }
}