.header {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-bg-card);
  padding: var(--spacing-md) var(--spacing-lg);
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  text-decoration: none;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-healthy), var(--color-info));
  border-radius: var(--radius-md);
  font-weight: bold;
}

.logo-text {
  color: var(--color-text-primary);
}

.header-nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color 0.2s;
}

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