.container {
  max-width: 1200px;
  margin: auto;
  padding: 1.5rem 1rem;
}

.topbar {
  background: #111;
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.topbar .logo {
  font-weight: bold;
  font-size: 1.5rem;
}

.topbar .nav-links a {
  color: white;
  margin-left: 1.5rem;
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.2s ease;
}

.topbar .nav-links a:hover {
  color: var(--accent);
}

.section-header {
  text-align: center;
  margin-top: 3rem;
  margin-bottom: 2rem;
}

.section-header h1 {
  font-size: 2rem;
  font-weight: bold;
}

.category-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin: 1.5rem 0;
}