/* Header styles */
.site-header {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-4) 0;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo {
  background-color: var(--color-text-inverse);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}

.logo::before {
  content: "";
  position: absolute;
  top: 20%;
  left: 20%;
  width: 60%;
  height: 60%;
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
}

.site-title {
  font-size: var(--font-size-xl);
  margin: 0;
  color: var(--color-text-inverse);
  font-weight: 600;
}

.site-nav {
  display: flex;
  gap: var(--space-4);
}

.nav-link {
  color: var(--color-text-inverse);
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast) ease-in-out;
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  text-decoration: none;
}