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Add CSS customiser experiment #230

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Merged
querkmachine merged 1 commit into from
Oct 12, 2025
Merged

Add CSS customiser experiment #230

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9 changes: 5 additions & 4 deletions src/_data/site.js
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Original file line number Diff line number Diff line change
Expand Up @@ -78,10 +78,6 @@ export default function () {
},
],
legalLinks: [
{ href: "/brand/", text: "beeps' brand" },
{ href: "/colophon/", text: "Colophon" },
{ href: "/accessibility/", text: "Accessibility statement" },
{ href: "/privacy/", text: "Cookies and privacy" },
{
href: "/feed.xml",
text: "RSS feed",
Expand All @@ -91,6 +87,11 @@ export default function () {
type: "application/atom+xml",
},
},
{ href: "/brand/", text: "beeps' brand" },
{ href: "/colophon/", text: "Colophon" },
{ href: "/accessibility/", text: "Accessibility statement" },
{ href: "/privacy/", text: "Cookies and privacy" },
{ href: "/customise/", text: "Customise CSS" },
],
};
}
17 changes: 16 additions & 1 deletion src/_layouts/layout.njk
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,21 @@
</head>
<body class="kimPage_body">

{# Custom CSS element #}
<script>
let $cssElement = document.getElementById("customCSS");
if (!$cssElement) {
$cssElement = document.createElement("style");
$cssElement.id = "customCSS";
document.head.insertAdjacentElement("beforeend", $cssElement);
}
window.$cssElement = $cssElement;

if (localStorage.getItem("customCSS")) {
window.$cssElement.innerText = localStorage.getItem("customCSS");
}
</script>

{% include "src/_includes/development-tag.njk" %}

{% block beforeMasthead %}
Expand Down Expand Up @@ -134,7 +149,7 @@
{{- link.html | safe if link.html else link.text -}}
</a>
</li>
{%- endfor%}
{%- endfor %}
</ul>
</div>

Expand Down
71 changes: 71 additions & 0 deletions src/customise.njk
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Original file line number Diff line number Diff line change
@@ -0,0 +1,71 @@
---
title: Customise this site
metadata:
description: Write your own CSS to customise how this site looks.
---

{% extends 'src/_layouts/layout.njk' %}

{% block main %}
<div class="kim-!-margin-block-8-9">
<div class="kimWrapper">
<h1 class="kimHeading-xl">
{{ title }}
</h1>
<div class="kimGrid">
<div class="kimGrid_column kimGrid_column-full defiant:kimGrid_column-oneThird">
<p class="kimBody-l">Write your own CSS to customise how this site looks.</p>
<p class="kimBody">This code is stored on your device and is never sent to the server. JavaScript must be available for it to work.</p>
<p class="kimBody">This is here as an experiment. I might get rid of it again at some point. 🤷</p>
</div>
<div class="kimGrid_column kimGrid_column-full defiant:kimGrid_column-twoThirds">
<label for="css" class="kim-!-visually-hidden">Write some CSS</label>
<textarea class="pageCodeEditor" id="css" rows="30" cols="80" disabled>
.kimPage {
/** Force light or dark mode by uncommenting one of these. */
/* color-scheme: light; */
/* color-scheme: dark; */

/** Change body font by uncommenting and editing this. */
/* --font-body: system-ui, sans-serif; */
}</textarea>
</div>
</div>
</div>
{% endblock %}

{% css %}
.pageCodeEditor {
inline-size: 100%;
margin-block-end: var(--space-5);
padding: var(--space-3);
border: var(--border-regular) solid var(--color-furniture);
color: var(--color-text);
background-color: var(--color-surface);
font-family: var(--font-code);
font-size: var(--size--1);
resize: vertical;
tab-size: 4;
}
.pageCodeEditor:focus-visible {
outline: 3px solid var(--color-focus-text);
box-shadow: 0 0 0 5px var(--color-focus-background);
}
{% endcss %}

{% block scripts %}
{{ super() }}
<script>
const $cssEditor = document.getElementById("css");
$cssEditor.disabled = false;

$cssEditor.addEventListener("input", function() {
localStorage.setItem("customCSS", $cssEditor.value);
window.$cssElement.innerText = $cssEditor.value;
})

if(localStorage.getItem("customCSS")) {
$cssEditor.value = localStorage.getItem("customCSS");
}
</script>
{% endblock %}