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Fix dark mode styling for code blocks in Book pages #2122

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Merged
dscho merged 2 commits into from
Feb 17, 2026
Merged

Fix dark mode styling for code blocks in Book pages #2122

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4911782
book2: remove unused Pygments syntax highlighting CSS
dscho Feb 17, 2026
706212a
book: fix code styling in dark mode
Subhajit-das21 Jan 4, 2026
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111 changes: 10 additions & 101 deletions assets/sass/book2.scss
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Original file line number Diff line number Diff line change
@@ -1,4 +1,8 @@
.edition2 {
/* Book code colors (light mode defaults) */
--book-code-color: #333;
--book-code-bg: #eee;
--book-code-border: #f5f5f5;
* {
box-sizing: border-box;
}
Expand Down Expand Up @@ -474,11 +478,11 @@
}

pre {
background: #eee;
background: var(--book-code-bg);

code {
display: inline;
background: #eee;
background: var(--book-code-bg);
border: 0;
}
}
Expand All @@ -488,14 +492,14 @@
overflow-x: auto;
font-size: 0.9em;
line-height: 120%;
color: #333;
color: var(--book-code-color);
}

code { /* inline code */
padding: 0;
color: #333;
background: #eee;
border: 1px solid #f5f5f5;
color: var(--book-code-color);
background: var(--book-code-bg);
border: 1px solid var(--book-code-border);
}

table pre { /* code blocks within tables */
Expand Down Expand Up @@ -608,99 +612,4 @@
text-indent: 0;
}
}

/* syntax highlighting and coloring text in general */

/* Pygments with manni theme */
pre code.hll { background-color: #ffffcc }
pre code.c { color: #0099FF; font-style: italic } /* Comment */
pre code.err { color: #AA0000 } /* Error */
pre code.k { color: #006699; font-weight: bold } /* Keyword */
pre code.o { color: #555555 } /* Operator */
pre code.cm { color: #35586C; font-style: italic } /* Comment.Multiline */
pre code.cp { color: #009999 } /* Comment.Preproc */
pre code.c1 { color: #35586C; font-style: italic } /* Comment.Single */
pre code.cs { color: #35586C; font-weight: bold; font-style: italic } /* Comment.Special */
pre code.gd { background-color: #FFCCCC } /* Generic.Deleted */
pre code.ge { font-style: italic } /* Generic.Emph */
pre code.gr { color: #FF0000 } /* Generic.Error */
pre code.gh { color: #003300; font-weight: bold } /* Generic.Heading */
pre code.gi { background-color: #CCFFCC } /* Generic.Inserted */

/* Overriding default manni style of #AAAAAA gray for Generic Output with #000000 black, which is better suited to ORM terminal output */
pre code.go { color: #000000 } /* Generic.Output */

pre code.gp { color: #000099; font-weight: bold } /* Generic.Prompt */
pre code.gs { font-weight: bold } /* Generic.Strong */
pre code.gu { color: #003300; font-weight: bold } /* Generic.Subheading */
pre code.gt { color: #99CC66 } /* Generic.Traceback */
pre code.kc { color: #006699; font-weight: bold } /* Keyword.Constant */
pre code.kd { color: #006699; font-weight: bold } /* Keyword.Declaration */
pre code.kn { color: #006699; font-weight: bold } /* Keyword.Namespace */
pre code.kp { color: #006699 } /* Keyword.Pseudo */
pre code.kr { color: #006699; font-weight: bold } /* Keyword.Reserved */
pre code.kt { color: #007788; font-weight: bold } /* Keyword.Type */
pre code.m { color: #FF6600 } /* Literal.Number */
pre code.s { color: #CC3300 } /* Literal.String */
pre code.na { color: #330099 } /* Name.Attribute */
pre code.nb { color: #336666 } /* Name.Builtin */
pre code.nc { color: #00AA88; font-weight: bold } /* Name.Class */
pre code.no { color: #336600 } /* Name.Constant */
pre code.nd { color: #9999FF } /* Name.Decorator */
pre code.ni { color: #999999; font-weight: bold } /* Name.Entity */
pre code.ne { color: #CC0000; font-weight: bold } /* Name.Exception */
pre code.nf { color: #CC00FF } /* Name.Function */
pre code.nl { color: #9999FF } /* Name.Label */
pre code.nn { color: #00CCFF; font-weight: bold } /* Name.Namespace */
pre code.nt { color: #330099; font-weight: bold } /* Name.Tag */
pre code.nv { color: #003333 } /* Name.Variable */
pre code.ow { color: #000000; font-weight: bold } /* Operator.Word */
pre code.w { color: #bbbbbb } /* Text.Whitespace */
pre code.mf { color: #FF6600 } /* Literal.Number.Float */
pre code.mh { color: #FF6600 } /* Literal.Number.Hex */
pre code.mi { color: #FF6600 } /* Literal.Number.Integer */
pre code.mo { color: #FF6600 } /* Literal.Number.Oct */
pre code.sb { color: #CC3300 } /* Literal.String.Backtick */
pre code.sc { color: #CC3300 } /* Literal.String.Char */
pre code.sd { color: #CC3300; font-style: italic } /* Literal.String.Doc */
pre code.s2 { color: #CC3300 } /* Literal.String.Double */
pre code.se { color: #CC3300; font-weight: bold } /* Literal.String.Escape */
pre code.sh { color: #CC3300 } /* Literal.String.Heredoc */
pre code.si { color: #AA0000 } /* Literal.String.Interpol */
pre code.sx { color: #CC3300 } /* Literal.String.Other */
pre code.sr { color: #33AAAA } /* Literal.String.Regex */
pre code.s1 { color: #CC3300 } /* Literal.String.Single */

/* Overriding manni default yellow #FFCC33 with brown #AA6600, which is easier to read */
pre code.ss { color: #AA6600 } /* Literal.String.Symbol */

pre code.bp { color: #336666 } /* Name.Builtin.Pseudo */
pre code.vc { color: #003333 } /* Name.Variable.Class */
pre code.vg { color: #003333 } /* Name.Variable.Global */
pre code.vi { color: #003333 } /* Name.Variable.Instance */
pre code.il { color: #FF6600 } /* Literal.Number.Integer.Long */

/* Sanders's additions to manni */
pre code.g { color: #005500 } /* Generic */
pre code.l { color: #CC6600 } /* Literal */
pre code.l { color: #FF9900 } /* Literal.Date */
pre code.n { color: #000088 } /* Name */
pre code.nx { color: #000088 } /* Name.Other */
pre code.py { color: #9966FF } /* Name.Property */
pre code.p { color: #000000 } /* Punctuation */
pre code.x { color: #FF0066 } /* Other */

/* Chacon's additions to make command line look more like a command line */
pre[data-code-language="console"] {
padding: 10px;
background: #eee;
}
pre[data-code-language="console"] code.go {
font-size: 1.0em;
color: #555;
}
pre[data-code-language="console"] code.gp {
font-weight: bold;
color: #009900;
}
}
7 changes: 7 additions & 0 deletions assets/sass/dark-mode.scss
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Original file line number Diff line number Diff line change
Expand Up @@ -83,6 +83,13 @@
z-index: -1;
}

/* Book pages: code colors */
.edition2 {
--book-code-color: #{$fixed-width-font-color};
--book-code-bg: #{$no-changes-bg-color};
--book-code-border: #{$pre-border};
}

img {
filter: brightness(.6) contrast(1.2);
}
Expand Down
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