/* Header Styles */
header {
  background: white;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
}

#header-search-form {
  flex: 1;
  max-width: 600px;
  margin: 0 2rem;
  position: relative;
}

.logo-img {
  height: 40px;
  transition: transform 0.3s ease;
}

.logo-img:hover {
  transform: scale(1.05);
}

/* Navigation */
.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--dark);
  padding: 0.5rem 0;
  position: relative;
}

.nav-links a:hover {
  color: var(--primary);
  text-decoration: none;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

/* Auth Links */
.auth-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logout-button {
  background: none;
  border: none;
  font-family: inherit;
  font-size: inherit;
  color: var(--danger);
  cursor: pointer;
  padding: 0.5rem;
  margin-left: 0.5rem;
}

.profile-link {
  color: var(--dark);
  font-weight: 500;
}