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<head>
<meta charset="UTF-8">
{%- if macros_settings::evaluate_setting_priority(setting="enable_csp", page=page | default(value=""), section=section | default(value=""), default_global_value="true") == "true" -%}
{%- include "partials/content_security_policy.html" -%}
{%- endif -%}
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="base" content="{{ config.base_url | safe }}">
{# Site title #}
<title>{%- include "partials/title.html" -%}</title>
{# Favicon #}
{% if config.extra.favicon %}
<link rel="icon" type="image/png" href="{{ get_url(path=config.extra.favicon) }}"/>
{% endif %}
{% if config.extra.favicon_emoji %}
<link rel=icon href='data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y="50%" x="50%" dominant-baseline="central" text-anchor="middle" font-size="88">{{ config.extra.favicon_emoji }}</text></svg>'>
{% endif %}
{# Feeds #}
{% if config.generate_feeds | default(value=config.generate_feed) %}
{% if config.feed_filenames %}
{# Zola 0.19 and newer #}
{% for feed in config.feed_filenames %}
{% if feed == "atom.xml" %}
<link rel="alternate" type="application/atom+xml" title="{{ config.title | safe }} - Atom Feed" href="{{ get_url(path=feed, trailing_slash=false) | safe }}">
{% elif feed == "rss.xml" %}
<link rel="alternate" type="application/rss+xml" title="{{ config.title | safe }} - RSS Feed" href="{{ get_url(path=feed, trailing_slash=false) | safe }}">
{% else %}
<link rel="alternate" href="{{ get_url(path=feed, trailing_slash=false) | safe }}">
{% endif %}
{% endfor %}
{% else %}
{# Older Zola versions #}
{% set feed_url = config.feed_filename | default(value="atom.xml") %}
<link rel="alternate" type="application/atom+xml" title="{{ config.title | safe }}" href="{{ get_url(path=feed_url, trailing_slash=false) | safe }}">
{% endif %}
{% endif %}
{# CSS #}
{# Load subset of glyphs for header. Avoids flashing issue in Firefox #}
{% if config.extra.enable_subset %}
{% if config.extra.custom_subset == true %}
<link rel="stylesheet" href="{{ get_url(path="custom_subset.css" , cachebust=true) }}">
{% elif lang == 'en' %}
<link rel="stylesheet" href="{{ get_url(path="inter_subset_en.css", cachebust=true ) }}">
{% elif lang == 'es' %}
<link rel="stylesheet" href="{{ get_url(path="inter_subset_es.css", cachebust=true ) }}">
{% endif %}
{% endif %}
{# Define array of CSS files to load. main.css is always loaded. #}
{%- set stylesheets = [ "main.css" ] -%}
{# Load extra CSS files from config.toml #}
{%- if config.extra.stylesheets -%}
{%- set stylesheets = stylesheets | concat(with=config.extra.stylesheets) -%}
{%- endif -%}
{# Load extra CSS files from page metadata #}
{%- if page.extra.stylesheets -%}
{%- set stylesheets = stylesheets | concat(with=page.extra.stylesheets) -%}
{%- endif -%}
{# Load extra CSS for custom skin #}
{%- if config.extra.skin -%}
{%- set stylesheets = stylesheets | concat(with='skins/' ~ config.extra.skin ~ '.css') -%}
{%- endif -%}
{# Load all stylesheets #}
{%- for stylesheet in stylesheets %}
<link rel="stylesheet" href="{{ get_url(path=stylesheet, cachebust=true) | safe }}" />
{%- endfor %}
<meta name="color-scheme" content="{%- if config.extra.theme_switcher -%}light dark{%- elif config.extra.default_theme -%}{{config.extra.default_theme}}{%- else -%}light{%- endif -%}" />
{%- if config.extra.browser_theme_color and config.extra.browser_theme_color is iterable -%}
{# Handle array values: theme_color[0] for light mode, theme_color[1] for dark mode #}
<meta name="theme-color" media="(prefers-color-scheme: light)" content="{{ config.extra.browser_theme_color[0] }}" />
<meta name="theme-color" media="(prefers-color-scheme: dark)" content="{{ config.extra.browser_theme_color[1] }}" />
{%- elif config.extra.browser_theme_color -%}
{# Handle single value #}
<meta name="theme-color" content="{{ config.extra.browser_theme_color }}" />
{%- endif -%}
{%- if page.description %}
<meta name="description" content="{{ page.description }}" />
<meta property="og:description" content="{{ page.description }}" />
{%- elif section.description %}
<meta name="description" content="{{ section.description }}" />
<meta property="og:description" content="{{ section.description }}" />
{%- elif page.summary %}
<meta name="description" content="{{ page.summary | striptags | trim_end_matches(pat=".") | safe }}…" />
<meta property="og:description" content="{{ page.summary | striptags | trim_end_matches(pat=".") | safe }}…" />
{%- else %}
<meta name="description" content="{{ config.description }}" />
<meta property="og:description" content="{{ config.description }}" />
{%- endif %}
{% if is_404 %}
<meta name="robots" content="noindex, follow" />
{% endif %}
<meta property="og:title" content="{{ page.title | default(value=config.title) | safe }}" />
<meta property="og:type" content="article" />
{# Image for social media sharing #}
{%- include "partials/social_media_images.html" -%}
{# Add og:locale and hreflang tags for multilingual sites #}
{%- if config.languages | length > 0 and current_url %}
{%- include "partials/multilingual_tags.html" -%}
{%- else -%}
<meta property="og:locale" content="{{ macros_translate::translate(key="date_locale", default="en_GB", language_strings=language_strings) }}" />
{%- endif %}
{# Set canonical URL #}
{%- if current_url -%}
{%- if page.extra.canonical_url or section.extra.canonical_url -%}
{%- set canonical_url = page.extra.canonical_url | default(value=section.extra.canonical_url) -%}
{%- elif config.extra.base_canonical_url -%}
{%- set canonical_url = current_url | replace(from=config.base_url, to=config.extra.base_canonical_url) -%}
{%- endif -%}
{%- endif -%}
{# Add canonical URL, if set #}
{%- if canonical_url -%}
<link rel="canonical" href="{{ canonical_url }}" />
<meta property="og:url" content="{{ canonical_url }}" />
{%- elif current_url -%}
<meta property="og:url" content="{{ current_url }}" />
{%- endif -%}
<meta property="og:site_name" content="{{ config.title }}">
{%- if config.extra.theme_switcher and config.extra.theme_switcher == true -%}
{# If JavaScript is disabled, hide the button. #}
<noscript><link rel="stylesheet" href="{{ get_url(path='no_js.css') | safe }}"/></noscript>
<script type="text/javascript" src="{{ get_url(path='js/initializeTheme.min.js') | safe }}"></script>
<script defer src="{{ get_url(path='js/themeSwitcher.min.js', trailing_slash=false) | safe }}"></script>
{%- endif -%}
{%- if config.extra.analytics.service -%}
{%- include "partials/analytics.html" -%}
{%- endif -%}
{# Socials #}
{%- if config.extra.fediverse_creator -%}
<meta name="fediverse:creator" content="@{{ config.extra.fediverse_creator["handle"] }}@{{ config.extra.fediverse_creator["domain"]}}" />
{%- endif -%}
{# Search #}
{%- if config.build_search_index -%}
{%- if config.search.index_format -%}
{%- set search_index_format = config.search.index_format -%}
{%- elif config.extra.index_format -%}
{# Necessary to support Zola 0.17.X, as it doesn't have access to config.search.index_format #}
{# See: https://github.com/getzola/zola/issues/2165 #}
{%- set search_index_format = config.extra.index_format -%}
{%- else -%}
{%- set search_index_format = "elasticlunr_json" -%}
{%- endif -%}
{%- if search_index_format == "elasticlunr_javascript" -%}
<script defer src="{{ get_url(path='search_index.' ~ lang ~ '.js', cachebust=true) | safe }}"></script>
{%- endif -%}
{# Main search script #}
<script defer src="{{ get_url(path='js/searchElasticlunr.min.js', cachebust=true) | safe }}"></script>
{# Support correct stemming and stop word filtering in non-English search #}
{%- if lang != "en" -%}
<script defer src="{{ get_url(path='js/lunr/lunrStemmerSupport.min.js') | safe }}"></script>
<script defer src="{{ get_url(path='js/lunr/lunr.' ~ lang ~ '.min.js') | safe }}"></script>
{%- endif -%}
{%- endif -%}
{# Users can optionally provide this template to add content to the head element. #}
{% include "tabi/extend_head.html" ignore missing %}
</head>
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