<head>

{%- if site.google_analytics and jekyll.environment == 'production' -%}
  {%- include google_analytics.html -%}
{%- endif -%}

<!-- Robots -->
<meta name="robots" content="{{- page.robots | default: 'index, follow' -}}" />
{%- unless page.canonical == false -%}<link rel="canonical" href="{{- page.url | absolute_url -}}" />{%- endunless -%}

<!-- Title, description, author -->
{%- capture _page_title -%}
  {%- if page.title -%}{{- page.title | append: ' | ' -}}{%- endif -%}
  {{- site.title | default: "Untitled Website" -}}
  {%- if site.subtitle -%}{{- site.subtitle | prepend: ' - ' -}}{%- endif -%}
{%- endcapture -%}
{%- assign _page_title = _page_title | escape -%}
{%- assign _page_description = page.description | default: site.description | default: _page_title | escape -%}

<title>{{- _page_title -}}</title>
<meta name="description" content="{{- _page_description -}}" />
<meta name="author" content="{{- site.author -}}" />

<!-- Open Graph -->
<meta property="og:title" content="{{- _page_title -}}" />
<meta property="og:type" content="website" />
<meta property="og:image" content="{{- site.avatar | absolute_url -}}" />
<meta property="og:url" content="{{- page.url | absolute_url -}}" />
<meta property="og:site_name" content="{{- site.title | escape -}}" />
<meta property="og:description" content="{{- _page_description -}}" />

<!-- Styles -->
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<!--[if lte IE 8]><script src="{{- 'assets/js/ie/html5shiv.js' | relative_url -}}" defer></script><![endif]-->
<link rel="stylesheet" href="{{- 'assets/css/main.css' | relative_url -}}" />
<!--[if lte IE 8]><link rel="stylesheet" href="{{- 'assets/css/ie8.css' | relative_url -}}" /><![endif]-->
<!--[if lte IE 9]><link rel="stylesheet" href="{{- 'assets/css/ie9.css' | relative_url -}}" /><![endif]-->
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.1.0/css/all.css">

<!-- Scripts -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js" defer></script>
<script src="{{- 'assets/js/jquery.scrolly.min.js' | relative_url -}}" defer></script>
<script src="{{- 'assets/js/jquery.scrollzer.min.js' | relative_url -}}" defer></script>
<script src="{{- 'assets/js/skel.min.js' | relative_url -}}" defer></script>
<script src="{{- 'assets/js/util.js' | relative_url -}}" defer></script>
<!--[if lte IE 8]><script src="{{- 'assets/js/ie/respond.min.js' | relative_url -}}" defer></script><![endif]-->
<script src="{{- 'assets/js/main.js' | relative_url -}}" defer></script>

</head>