Move a bunch of scripts and CSS to assets so they can be processed with Hugo Pipes

Use Pipes to fingerprint and add SLI information to <script> and <link> tags.

assets/scripts/railroad-utils.js

@@ -1,4 +1,8 @@
-import rr from "./railroad.js";
+{{ with partial "secure_asset.html" "scripts/lib/railroad.js" }}
+import rr from "{{ .Secure.RelPermalink }}";
+{{ else }}
+  {{ errorf "Unable to get railroad.js resource" }}
+{{ end }}
 
 class RailroadDiagramManager {
     constructor() {

assets/styles/root.css

@@ -0,0 +1,606 @@
+@layer reset, root, template, page;
+
+:root {
+    --black: 0, 0, 0;
+    --sub-dk-gray: 16, 16, 16;
+    --dk-gray: 32, 32, 32;
+    --super-dk-gray: 80, 80, 80;
+    --mid-gray: 128, 128, 128;
+    --sub-lt-gray: 175, 175, 175;
+    --lt-gray: 223, 223, 223;
+    --super-lt-gray: 240, 240, 240;
+    --white: 255, 255, 255;
+
+    --lt-blue: 69, 212, 243;
+    --mid-blue: 26, 169, 239;
+    --dk-blue: 63, 46, 231;
+    --purple: 161, 49, 232;
+    --lilac: 187, 121, 245;
+
+    --site-nav-link-color: rgb(var(--mid-blue));
+
+    --separator-color: rgb(var(--lt-gray));
+    --header-border-color: var(--separator-color);
+    --footer-border-color: var(--separator-color);
+
+    --box-shadow-color: rgba(var(--lt-gray), 0.8);
+    --header-box-shadow-color: var(--box-shadow-color);
+
+    --font-family-body: Verdana, Helvetica, sans-serif;
+    --font-family-monospace: "Courier New", Courier, monospace;
+    --font-family-heading: Museo_Slab, Tahoma, sans-serif;
+    --font-family-site-heading: Museo_Slab, Tahoma, sans-serif;
+    --font-size-min: 6px;
+    --font-size-max: 8px;
+
+    --body-font-size: 2rem;
+    --body-item-spacing: 1em;
+    --body-line-height: 1.5;
+    --body-header-line-height: 1.1;
+    --body-code-background-color: rgb(var(--super-lt-gray));
+
+    --heading-color: rgb(var(--black));
+    --header-series-arrow-foreground-color: rgb(var(--sub-dk-gray));
+
+    --html-background-color: rgb(var(--white));
+    --html-color: rgba(var(--black), 0.8);
+
+    --platter-background-color: rgba(var(--white), var(--platter-background-opacity));
+    --platter-background-opacity: 0.6;
+    --platter-backdrop-filter: blur(10px);
+
+    --content-width: 80rem;
+
+    --tag-foreground-color: rgb(var(--super-dk-gray));
+    --tag-background-color: rgb(var(--super-lt-gray));
+    --tag-spacer-foreground-color: rgb(var(--super-dk-gray));
+    --tag-hover-background-color: rgb(var(--sub-lt-gray));
+
+    --transition-duration: 0.7s;
+
+    --social-menu-padding: 1rem;
+    --menu-icon-size: 20px;
+    --twitter-icon: url(/icons/twitter.svg);
+    --github-icon: url(/icons/github.svg);
+    --instagram-icon: url(/icons/instagram.svg);
+    --feed-icon: url(/icons/rss.svg);
+}
+@media (prefers-color-scheme: dark) {
+    :root {
+        --separator-color: rgb(var(--dk-gray));
+        --box-shadow-color: rgba(var(--dk-gray), 0.8);
+        --body-code-background-color: rgb(var(--dk-gray));
+
+        --heading-color: rgb(var(--white));
+        --header-series-arrow-foreground-color: rgb(var(--super-dk-gray));
+
+        --html-background-color: rgb(var(--black));
+        --html-color: rgba(var(--white), 0.8);
+
+        --platter-background-color: rgba(var(--black), var(--platter-background-opacity));
+        --platter-backdrop-filter: brightness(0.66) blur(10px);
+
+        --tag-foreground-color: rgb(var(--sub-lt-gray));
+        --tag-background-color: rgb(var(--dk-gray));
+        --tag-spacer-foreground-color: rgb(var(--super-dk-gray));
+        --tag-hover-background-color: rgb(var(--super-dk-gray));
+        --tag-hover-foreground-color: rgb(var(--mid-gray));
+
+        --twitter-icon: url(/icons/twitter-dark.svg);
+        --github-icon: url(/icons/github-dark.svg);
+        --instagram-icon: url(/icons/instagram-dark.svg);
+        --feed-icon: url(/icons/rss-dark.svg);
+    }
+}
+
+@font-face {
+    font-family: "Museo_Slab";
+    src: url("{{ `/fonts/Museo_Slab_500.woff2` | relURL }}") format("woff2"),
+        url("{{ `/fonts/Museo_Slab_500.woff` | relURL }}") format("woff");
+    font-weight: normal;
+    font-style: normal;
+}
+
+@layer reset {
+    body, button, h1, h2, h3, h4, h5, h6, input, ol, ul, p, pre, textarea {
+        padding: 0; margin: 0;
+    }
+}
+
+a {
+    color: rgb(var(--mid-blue));
+    text-decoration: none;
+}
+a:hover {
+    text-decoration: underline;
+    text-underline-offset: 0.12em;
+}
+a:visited { color: none; }
+
+blockquote {
+    border-inline-start: 4px solid var(--separator-color);
+    padding-inline-start: 2rem;
+    margin-inline-start: 2rem;
+}
+
+body {
+    font-size: var(--body-font-size);
+    line-height: var(--body-line-height);
+}
+
+code {
+    background-color: var(--body-code-background-color);
+    border-radius: 0.25rem;
+    font-family: var(--font-family-monospace);
+    display: inline-block;
+    padding-inline: 0.6rem;
+}
+
+figcaption {
+    font-size: 75%;
+    line-height: var(--body-line-height);
+    margin-block-start: 0.2em;
+    text-align: center;
+}
+
+figure {
+    border-radius: 6px;
+    display: inline-block;
+    line-height: 1;
+    margin: 0;
+    margin-block: 0 var(--body-item-spacing);
+    margin-inline: 0;
+    overflow: hidden;
+    max-width: var(--content-width);
+    width: 100%;
+}
+
+figure.bordered {
+    padding: 0.5rem;
+    border: 2px solid #eee;
+}
+
+figure a,
+figure a:hover {
+    border: 0;
+}
+
+figure img {
+    border-radius: 6px;
+    height: auto;
+    max-width: var(--content-width);
+    width: 100%;
+}
+
+figure svg {
+    width: 100%;
+    height: auto;
+}
+
+figure .youtube {
+    border-radius: 6px;
+    line-height: 1;
+    overflow: hidden;
+    max-width: var(--content-width);
+    width: 100%;
+}
+
+footer.site {
+    align-items: center;
+    display: flex;
+    flex-direction: column;
+    font-size: 1.6rem;
+    margin-block: var(--body-item-spacing);
+    text-align: center;
+}
+
+footer.site > ul {
+    align-items: center;
+    display: flex;
+    flex-wrap: wrap;
+    justify-content: center;
+    list-style: none;
+}
+
+footer.site > .slogans > li {
+    margin-inline-start: 0.5em;
+}
+
+footer.site > p {
+    margin: 0;
+}
+
+footer.site p + p {
+    margin-top: 0.25rem;
+}
+
+@media (max-width: 740px) {
+    footer.site .slogans span {
+        white-space: nowrap;
+    }
+}
+
+h1 { font-size: 1.6em; }
+h2 { font-size: 1.5em; }
+h3 { font-size: 1.4em; }
+h4 { font-size: 1.3em; }
+h5 { font-size: 1.3em; }
+h6 { font-size: var(--body-font-size); }
+h5, h6 { font-family: var(--font-family-body); }
+
+h1, h2, h3, h4, h5, h6 {
+    color: var(--heading-color);
+    font-family: var(--font-family-heading);
+    font-weight: 600;
+    margin-block: 3.5rem 1rem;
+    letter-spacing: 0.08em;
+    line-height: var(--body-header-line-height);
+}
+
+h1.site {
+    color: rgb(var(--mid-blue));
+    font-size: 2.5em;
+}
+@supports (background-clip: text) {
+    h1.site {
+        background:
+            radial-gradient(circle at 20% 70%, rgb(var(--purple)), transparent 40%),
+            radial-gradient(circle at 30% 30%, rgb(var(--lt-blue)), rgb(var(--mid-blue)) 20%, transparent 80%),
+            radial-gradient(ellipse at 95% 20%, rgb(var(--dk-blue)), rgb(var(--mid-blue)) 70%, transparent 80%),
+            radial-gradient(circle at 100% 100%, rgb(var(--purple)), rgb(var(--lilac)) 100%),
+            radial-gradient(circle at 45% 100%, rgb(var(--lilac)), rgb(var(--purple)) 60%),
+            radial-gradient(ellipse at 50% 50%, rgb(var(--dk-blue)), transparent 80%);
+        -webkit-background-clip: text;
+        background-clip: text;
+        color: transparent;
+    }
+}
+
+h1.site > a { color: inherit; }
+h1.site > a:hover { text-decoration: none; }
+
+header.site {
+    display: flex;
+    left: 0;
+    position: fixed;
+    top: 0;
+    visibility: hidden;
+    width: 100%;
+    z-index: 10000;
+}
+header.site.visible { visibility: visible; }
+header.site.sticky { position: sticky; }
+header.site.animated {
+    animation: site-header-slide-in var(--transition-duration) ease-out;
+}
+@keyframes site-header-slide-in {
+    from {
+        top: -200px;
+    }
+    to {
+        top: 0;
+    }
+}
+
+header.site > .grid > h1 {
+    font-family: var(--font-family-site-heading);
+    font-size: 2em;
+    margin: 0;
+    order: 1;
+    white-space: nowrap;
+}
+
+header.site > .grid {
+    align-items: baseline;
+    display: flex;
+    flex-wrap: wrap;
+    gap: 0 0.5em;
+    margin: 0 auto;
+    max-width: var(--content-width);
+    padding: 1.5rem 3rem;
+    width: 100%;
+}
+
+header.site > .grid > nav:first-of-type {
+    justify-content: start;
+    order: 2;
+}
+
+header.site > .grid > nav:last-of-type {
+    justify-content: end;
+    order: 3;
+}
+
+@media (max-width: 516px) {
+    header.site > .platter {
+        border-left: none;
+        border-radius: 0;
+        border-right: none;
+        border-top: none;
+    }
+    header.site > .grid {
+        max-width: none;
+    }
+}
+
+@media (max-width: 435px) {
+    header.site > .grid > nav:first-of-type {
+        order: 5;
+    }
+}
+
+html {
+    background-color: var(--html-background-color);
+    color: var(--html-color);
+    font-family: var(--font-family-body);
+    font-size: clamp(var(--font-size-min), 1vw, var(--font-size-max));
+}
+
+img {
+    height: auto;
+    max-width: 100%;
+}
+
+img.circular {
+    shape-outside: circle(50%);
+    -webkit-clip-path: circle(50%);
+    clip-path: circle(50%);
+}
+
+main {
+    box-sizing: border-box;
+    max-width: var(--content-width);
+    margin: var(--body-item-spacing) auto;
+    padding-inline: var(--body-item-spacing);
+    width: 100%;
+}
+
+main > header {
+    margin-bottom: var(--body-item-spacing);
+}
+
+main > :first-child { margin-block-start: 0; }
+main > :last-child { margin-block-end: 0; }
+
+header.site > .grid > nav {
+    align-items: center;
+    display: flex;
+    font-size: max(1.5rem, 80%);
+    justify-content: start;
+    letter-spacing: 0.12em;
+    list-style: none;
+    text-transform: lowercase;
+}
+
+header.site > .grid > nav > li {
+    color: var(--site-nav-link-color);
+    display: block;
+    margin-inline-end: 0.5em;
+}
+
+header.site > .grid > nav > .active { font-weight: bold; }
+
+nav.bulleted > li:first-child::before {
+    color: var(--html-color);
+    content: "";
+    margin-inline-end: 0;
+}
+
+nav.bulleted > li::before {
+    color: var(--heading-color);
+    content: "•";
+    font-size: 60%;
+    font-weight: normal;
+    opacity: 80%;
+    margin-inline-end: 0.5em;
+}
+
+p {
+    letter-spacing: 0.025em;
+    line-height: var(--body-line-height);
+    margin-block-end: var(--body-item-spacing);
+}
+
+ul ul,
+ul ol,
+ol ul,
+ol ol {
+    margin-inline-start: var(--body-item-spacing);
+}
+
+header > span.series {
+    font-size: 1.75rem;
+    letter-spacing: 1px;
+    margin-inline-start: 0.5em;
+}
+
+header > span.series::before {
+    color: var(--header-series-arrow-foreground-color);
+    content: "↳";
+    margin-inline-end: 0.25em;
+}
+
+.post-list {
+    list-style: none;
+    margin: 0;
+    padding: 0;
+}
+@supports (display: subgrid) {
+    .post-list {
+        align-items: baseline;
+        display: grid;
+        gap: 1em;
+        grid-template-columns:
+            minmax(150px, max-content) minmax(20px, max-content) 3px auto;
+        grid-template-areas: "month day line title";
+    }
+}
+
+.post-list li {
+    align-items: baseline;
+    border-radius: 6px;
+    display: grid;
+    gap: 1em;
+    padding: 0.1em;
+}
+
+.post-title {
+    align-items: baseline;
+    display: flex;
+    flex-wrap: wrap;
+    gap: 0 4rem;
+}
+
+.post-title h1 {
+    flex-grow: 1;
+    font-size: 1.8em;
+    margin-block: 0;
+    padding-bottom: 0;
+}
+
+.post-title > .post-date {
+    color: var(--light-dim);
+    display: inline-block;
+    font-size: 1.75rem;
+    inline-size: min-content;
+    letter-spacing: 1px;
+    margin-block-start: 0.5rem;
+    white-space: nowrap;
+}
+
+.p5-sketch {
+    display: block;
+    position: relative;
+    width: 100%;
+}
+
+.social {
+    display: block;
+    letter-spacing: 2px;
+    margin-left: auto;
+    order: 2;
+}
+
+.social > li > a {
+    background-image: var(--url);
+    background-repeat: no-repeat;
+    background-size: var(--menu-icon-size);
+    display: block;
+    height: var(--menu-icon-size);
+    width: var(--menu-icon-size);
+}
+
+.social > li > a > span {
+    display: none;
+}
+
+.social > li + li:before {
+    color: var(--dark);
+    padding: 0 0.5rem;
+}
+
+footer > .tags {
+    display: flex;
+    padding-inline-start: 0;
+}
+
+footer > .tags > li {
+    background-color: var(--tag-background-color);
+    color: var(--tag-foreground-color);
+    border-radius: 4px;
+    display: inline-block;
+    font-size: 75%;
+    letter-spacing: 1px;
+}
+
+footer > .tags > li:hover {
+    background-color: var(--tag-hover-background-color);
+}
+
+footer > .tags > li > a {
+    color: inherit;
+    display: block;
+    height: 100%;
+    width: 100%;
+    padding: 0.6rem 1rem;
+}
+
+footer > .tags > li > a:hover {
+    color: var(--tag-hover-foreground-color);
+    text-decoration: none;
+}
+
+footer > .tags > li + li { margin-inline-start: 1rem; }
+footer > .tags > li.chevron + li { margin-inline-start: 0 }
+
+footer > .tags > .chevron {
+    align-items: center;
+    border: 0;
+    border-radius: 0;
+    color: var(--tag-spacer-foreground-color);
+    background-color: inherit;
+    display: flex;
+    justify-content: center;
+    margin-inline-start: 0;
+    padding-inline-start: 1px;
+    width: 2rem;
+}
+
+footer > .tags > .chevron:hover {
+    color: var(--tag-spacer-foreground-color);
+    background-color: inherit;
+}
+
+.youtube iframe {
+    aspect-ratio: 16 / 9;
+    margin-bottom: -3px;
+    width: 100%;
+}
+
+/** SYNTAX HIGHLIGHTING **/
+
+.highlight code {
+    background-color: inherit;
+    margin-block: 0.5em;
+}
+
+.highlight .line {
+    display: grid;
+    grid-template-columns: max-content auto;
+}
+
+.highlight .ln a {
+    -webkit-user-select: none;
+    -moz-use-select: none;
+    -ms-user-select: none;
+    user-select: none;
+}
+
+.highlight .cl {
+    white-space: pre-wrap;
+}
+
+/** HELPER CLASSES **/
+
+.centered { text-align: center; }
+.float-right { float: right; }
+
+.nobreak { white-space: nowrap; }
+.noselect {
+    cursor: default;
+    -webkit-user-select: none;
+    -moz-use-select: none;
+    -ms-user-select: none;
+    user-select: none;
+}
+
+.platter {
+    -webkit-backdrop-filter: var(--platter-backdrop-filter);
+    backdrop-filter: var(--platter-backdrop-filter);
+    background-color: var(--platter-background-color);
+    border: 1px solid var(--header-border-color);
+    border-radius: 12px;
+    box-shadow: 3px 4px 4px var(--header-box-shadow-color);
+}
+
+.visible { visibility: visible; }