◊(Local Yarn Code "Diff")

        transition: filter 0.25s ease;
    }

    main header:hover h1 {
        color: ◊color-bodytext;
        /* transition: color 0.25s ease; */
    }
    /* Links. Generally, we want them colored that weird springy green, underlines
       only when hovered, thanks.

       I read somewhere years ago that you should specify styling for links in the
       following order: Link, Visited, Hover, Active. 
           → Remember the mnemonic: Lord Vader Has Arrived.
       
       Not sure if that's relevant advice any more but I still follow it. It can't hurt. */
       
    a:link, a:visited {         /* [L]ord [V]ader… */
        color: ◊color-link;

    a.rel-bookmark::after {
        content: '\f894'; 
        margin-left: 4px;
        font-style: normal;
        color: #809102;
    }
    a.rel-bookmark.note-permlink::after {
        content: '-';       /* NB: this is not a hyphen! It is a U+002D glyph, the Unicode “minus sign” */
        margin-left: 4px;
    }

    a.rel-bookmark:hover::after {
        color: #aaba16;
    }