All the root styles so far

assets/styles/root.css

@@ -1,4 +1,4 @@
-@layer reset, typography, root, layout, template, page, utility;
+@layer reset, typography, root, layout, section, page, utility;
 
 :root {
   --black: 0, 0, 0;
@@ -72,28 +72,40 @@
     --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);
   }
 }
 
 @layer root {
-    a { text-decoration: none; }
+  a {
+    text-decoration: none;
+  }
+
   a:hover {
     text-decoration: underline;
-        text-underline-offset: 0.12em;
+    text-decoration-style: solid;
   }
+
   a.hover-only {
     color: var(--color);
     transition: color 0.2s;
   }
+
   a.hover-only:hover {
     text-decoration: underline;
     transition: color 0.2s;
   }
 
   blockquote {
-        border-inline-start: 4px solid var(--separator-color);
-        padding-inline-start: 2rem;
-        margin-inline-start: 2rem;
+    --line-width: 4px;
+
+    border-inline-start: var(--line-width) solid var(--separator-color);
+    padding-inline-start: calc(3rem - var(--line-width));
+    margin-block: 0;
+    margin-inline: 0;
   }
 
   code {
@@ -102,6 +114,7 @@
     display: inline-block;
     padding-inline: 0.6rem;
   }
+
   code.nobg {
     background: none;
     border-radius: 0;
@@ -110,7 +123,9 @@
     padding: 0;
   }
 
-    details { width: 100%; }
+  details {
+    width: 100%;
+  }
 
   details:has(#TableOfContents) {
     box-sizing: border-box;
@@ -125,11 +140,14 @@
     padding-top: calc(var(--body-item-spacing) / 10);
   }
 
-    html { background-color: var(--html-background-color); }
+  html {
+    background-color: var(--html-background-color);
+  }
 
   img {
     height: auto;
     max-width: 100%;
+    width: 100%;
   }
 
   img.circular {
@@ -140,9 +158,7 @@
 
   main {
     box-sizing: border-box;
-        max-width: calc(var(--content-width) + 2 * var(--body-item-spacing));
-        margin: var(--body-item-spacing) auto;
-        padding-inline: var(--body-item-spacing);
+    margin-block-start: var(--body-item-spacing);
     width: 100%;
   }
 
@@ -165,12 +181,19 @@
   dl,
   ul>li,
   ol>li,
-    dl > dt,
+  dl>dt {
+    margin-inline-start: calc(var(--body-item-spacing) + 2px);
+  }
+
   ul>li>ul,
   ul>li>ol,
   ol>li>ul,
   ol>li>ol {
-        margin-inline-start: calc(var(--body-item-spacing) + 2px);
+    margin-inline-start: 0;
+  }
+
+  :is(ul, ol) > li {
+      margin-block-start: 1rem;
   }
 
   header>span.series {
@@ -185,54 +208,6 @@
     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;
-    }
-
   table {
     border: 1px solid var(--separator-color);
     border-collapse: collapse;
@@ -240,8 +215,13 @@
     width: 50%;
   }
 
-    td, th {
+  td,
+  th {
     border: 1px solid var(--separator-color);
     padding-inline: 1rem;
   }
+
+  p, ul {
+      grid-column: content-start / content-end;
+  }
 }

assets/styles/root/050_figures.css

@@ -1,6 +1,5 @@
 @layer root {
     figcaption {
-        margin-block-start: 0.2em;
         text-align: center;
     }
 
@@ -9,17 +8,25 @@
     }
 
     figure {
+        grid-column: content-start / content-end;
         margin: 0;
         margin-inline: 0;
+        min-width: fit-content;
         overflow: hidden;
-        max-width: var(--content-width);
+    }
+
+    @media (max-width: 415px) {
+      figure {
+        grid-column: wide-content-start / wide-content-end;
+      }
     }
 
     figure > .container {
         align-items: center;
         display: flex;
-        justify-content: center;
         gap: var(--body-item-spacing);
+        justify-content: center;
+        min-width: fit-content;
     }
 
     figure.bordered {
@@ -38,6 +45,12 @@
         max-width: var(--content-width);
     }
 
+    @media (max-width: 414px) {
+        figure img {
+            max-width: 100%;
+        }
+    }
+
     figure svg {
         width: 100%;
         height: auto;

assets/styles/root/050_generic_page.css

@@ -0,0 +1,47 @@
+@layer root {
+    .page {
+        gap: var(--body-item-spacing) 0;
+    }
+
+    .page > header {
+        align-items: first baseline;
+        column-gap: 4rem;
+        display: flex;
+        flex-wrap: wrap;
+        justify-content: space-between;
+    }
+
+    @media (max-width: 539px) {
+        .page > header {
+            grid-template-columns: auto;
+        }
+    }
+
+    .page > header > time {
+    }
+
+    .page > header,
+    .page > footer {
+        grid-column: content-start / content-end;
+    }
+
+    .page > header > :is(h1, h2, h3, h4, h5, h6) {
+        grid-column: 1;
+    }
+
+    .page > header > time {
+        grid-column: 2;
+    }
+
+    .page > article > * {
+        grid-column: gutter-start / gutter-end;
+    }
+
+    .page > article > :not(blockquote, figure.code) {
+        margin-inline: var(--gutter-width);
+    }
+
+    .page > article > :not(:last-child) {
+        margin-block-end: var(--body-item-spacing);
+    }
+}

assets/styles/root/050_main_element_margins.css

@@ -1,8 +0,0 @@
-@layer root {
-    main > :first-child,
-    main > article > :first-child { margin-block-start: 0; }
-    main > :not(:last-child),
-    main > article > :not(:last-child) { margin-block-end: var(--body-item-spacing); }
-    main > :last-child,
-    main > article > :last-child { margin-block-end: 0; }
-}

assets/styles/root/050_table_of_contents.css

@@ -0,0 +1,5 @@
+aside#table-of-contents {
+    grid-column: wide-content-right / margin-right;
+    grid-row: 1 / -1;
+
+}

assets/styles/root/050_typography.css

@@ -33,6 +33,7 @@
 
         --color: rgba(var(--black), 0.8);
         --a-color: rgb(var(--mid-blue));
+        --a-underline-color: rgb(var(--sub-lt-gray));
         --a-ruby-color: var(--color);
         --heading-color: rgb(var(--black));
         --site-nav-link-color: var(--a-color);

assets/styles/root/099_utility.css

@@ -1,6 +1,9 @@
 @layer utility {
     .centered { text-align: center; }
-    .float-right { float: right; }
+    .float-right {
+        float: right;
+        justify-self: end;
+    }
 
     .nobreak { white-space: nowrap; }
     .noselect {