{%- assign is_personal_website = false -%}

{%- if site.author or site.data.authors == 1 -%}
  {%- assign is_personal_website = true -%}
{%- endif -%}

{%- capture site_branding -%}
    <a class="site-branding h-card u-url" href="{{ '/' | absolute_url }}">
      {% if site.logo %}
        <img
          class="site-logo u-photo"
          src="{{ site.logo }}"
          alt=""
        />
      {% endif %}
      
      <span class="site-name p-name {%- unless is_personal_website %} p-org {%- endunless -%}">
        {{ site.title }}
      </span>
    </a>
{%- endcapture -%}


<header class="site-header">
  {% if page.title and page.title != "" %}
    <span class="site-title">
      {{ site_branding }}
    </span>
  {% else %}
    <h1 class="site-title">
      {{ site_branding }}
    </h1>
  {% endif %}
  
  {% if site.main_menu %}
    <nav class="site-menu" aria-label="{{ site.main_menu.title }}">
      {% for item in site.main_menu.items %}
        <a class="menu-item" href="{{ item.url }}" {% if item.external %}target="_blank"{% endif %}>
          {{- item.label -}}
        </a>
      {% endfor %}
    </nav>
  {% endif %}
</header>