.header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 1rem 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  flex: 1;
}

.brand-link {
  text-decoration: none;
  color: white;
}

.brand-link h1 {
  margin: 0;
  font-size: 1.8rem;
  font-weight: 600;
  color: white;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  color: white;
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: all 0.3s ease;
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .container {
    flex-direction: column;
    gap: 1rem;
  }

  .nav-menu {
    gap: 1rem;
  }

  .brand-link h1 {
    font-size: 1.5rem;
  }

  .nav-link {
    font-size: 0.9rem;
    padding: 0.4rem 0.8rem;
  }
}