/* Header Navigation */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  height: 64px;
}

.header-container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: var(--text-lg);
  transition: opacity var(--transition-fast);
}

.header-logo:hover {
  opacity: 0.7;
  text-decoration: none;
}

.header-logo img {
  width: 28px;
  height: 28px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.header-nav a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.5rem 1rem;
  color: var(--color-muted);
  font-size: var(--text-base);
  font-weight: 500;
  text-decoration: none;
  border-radius: 999px;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.header-nav a:hover {
  color: var(--color-text);
  background-color: var(--color-code-bg);
  text-decoration: none;
}

.header-nav a.active {
  color: var(--color-accent);
  background-color: rgba(124, 58, 237, 0.14);
  font-weight: 600;
}

.header-nav a.active:hover {
  background-color: rgba(124, 58, 237, 0.18);
  color: var(--color-accent);
}

.header-nav svg {
  width: 18px;
  height: 18px;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-xs);
  cursor: pointer;
  color: var(--color-text);
}

.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
}

/* Responsive */
@media (max-width: 768px) {
  .header-container {
    padding: 0 var(--space-md);
  }
  
  .header-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-md);
    gap: var(--space-sm);
  }
  
  .header-nav.mobile-open {
    display: flex;
  }
  
  .header-nav a {
    padding: var(--space-sm);
  }
  
  .mobile-menu-toggle {
    display: block;
  }
}

/* Made with Bob */