optica/templates/404.html

{% extends "base.html" %}
{% block title %}404 — {{ site.title }}{% endblock %}
{% block description %}page not found{% endblock %}
{% block og_title %}404 — {{ site.title }}{% endblock %}
{% block twitter_title %}404 — {{ site.title }}{% endblock %}

{% block content %}
<article class="page page-404">
    <header class="page-header">
        <h1>404</h1>
        <div class="page-meta-row">
            <span class="reading-time">no such particle in this graph</span>
        </div>
    </header>
    <section>
        <p>
            the path you followed has no page. it may have been renamed,
            moved to a private subgraph, or never existed.
        </p>
        <p>
            <a href="/">return to the graph root</a>
            · <a href="/graph">open the full graph</a>
            · <a href="/tags">browse tags</a>
        </p>
    </section>
</article>
{% endblock %}