From 7ba7ba75c25809225c6c064610558fe271e12a21 Mon Sep 17 00:00:00 2001
From: Simon <simon@elisya.org>
Date: Fri, 21 Aug 2026 11:32:45 +0100
Subject: [PATCH 1/2] add skill distrib for chapter 8

---
 Chapter_8.Rmd | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Chapter_8.Rmd b/Chapter_8.Rmd
index b7f08f7..a5b4a06 100644
--- a/Chapter_8.Rmd
+++ b/Chapter_8.Rmd
@@ -137,3 +137,5 @@ for (i in seq_along(population_sizes)) {
 mtext("Number of people", side = 2, outer = TRUE, line = 0.2)
 par(old_par)
 ```
+
+If the  skill level is transmitted culturally  from these skilled individual to the next generation, we can then add different type of social transmission process to then get prediction about on the spread (and retention) of skills within the population.

From e861b723c94cf149f9dc81125a840bc1ef3768ea Mon Sep 17 00:00:00 2001
From: Simon <simon@elisya.org>
Date: Fri, 21 Aug 2026 11:37:41 +0100
Subject: [PATCH 2/2] increase font size and code contrast

---
 book.css | 70 ++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 68 insertions(+), 2 deletions(-)

diff --git a/book.css b/book.css
index 3dec9f7..c58a929 100644
--- a/book.css
+++ b/book.css
@@ -93,7 +93,7 @@ body,
 
 .book .book-body .page-wrapper .page-inner section.normal {
   color: var(--ink);
-  font-size: 1.02rem;
+  font-size: 1.5rem;
   line-height: 1.75;
 }
 
@@ -157,7 +157,73 @@ body,
 }
 
 .book .book-body .page-wrapper .page-inner section.normal pre code {
-  color: #e9e2d6;
+  color: #f7f3e8;
+  background: transparent;
+}
+
+.book .book-body .page-wrapper .page-inner section.normal :not(pre) > code {
+  padding: 0.12em 0.35em;
+  color: #7a3526;
+  background: #f1e5d2;
+  border: 1px solid #dfcdb2;
+  border-radius: 3px;
+}
+
+/* High-contrast syntax colours for Pandoc and highlight.js output. */
+.book section.normal pre code .kw,
+.book section.normal pre code .cf,
+.book section.normal pre code .hljs-keyword,
+.book section.normal pre code .hljs-selector-tag {
+  color: #ffd166;
+  font-weight: 600;
+}
+
+.book section.normal pre code .fu,
+.book section.normal pre code .bu,
+.book section.normal pre code .hljs-title,
+.book section.normal pre code .hljs-built_in {
+  color: #73daca;
+}
+
+.book section.normal pre code .st,
+.book section.normal pre code .ch,
+.book section.normal pre code .vs,
+.book section.normal pre code .ss,
+.book section.normal pre code .hljs-string {
+  color: #b8e986;
+}
+
+.book section.normal pre code .dv,
+.book section.normal pre code .bn,
+.book section.normal pre code .fl,
+.book section.normal pre code .cn,
+.book section.normal pre code .hljs-number,
+.book section.normal pre code .hljs-literal {
+  color: #ffad7d;
+}
+
+.book section.normal pre code .co,
+.book section.normal pre code .do,
+.book section.normal pre code .an,
+.book section.normal pre code .cv,
+.book section.normal pre code .hljs-comment {
+  color: #b7c4c1;
+  font-style: italic;
+}
+
+.book section.normal pre code .op,
+.book section.normal pre code .sc,
+.book section.normal pre code .hljs-operator,
+.book section.normal pre code .hljs-punctuation {
+  color: #f4d6a0;
+}
+
+.book section.normal pre code .va,
+.book section.normal pre code .at,
+.book section.normal pre code .dt,
+.book section.normal pre code .hljs-variable,
+.book section.normal pre code .hljs-attr {
+  color: #9ecbff;
 }
 
 .book .book-body .page-wrapper .page-inner section.normal table {