diff --git a/doc-images/plots/generation/fit-loose-all.svg b/doc-images/plots/generation/fit-loose-all.svg
index f01cb39..0866354 100644
--- a/doc-images/plots/generation/fit-loose-all.svg
+++ b/doc-images/plots/generation/fit-loose-all.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/generation/fit-loose-half-penalized.svg b/doc-images/plots/generation/fit-loose-half-penalized.svg
index e64e897..96e5fae 100644
--- a/doc-images/plots/generation/fit-loose-half-penalized.svg
+++ b/doc-images/plots/generation/fit-loose-half-penalized.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/generation/fit-loose-half.svg b/doc-images/plots/generation/fit-loose-half.svg
index 8e82574..9641ffa 100644
--- a/doc-images/plots/generation/fit-loose-half.svg
+++ b/doc-images/plots/generation/fit-loose-half.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/generation/interpolation.svg b/doc-images/plots/generation/interpolation.svg
index f01cb39..0866354 100644
--- a/doc-images/plots/generation/interpolation.svg
+++ b/doc-images/plots/generation/interpolation.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/generation/manual.svg b/doc-images/plots/generation/manual.svg
index 07c6fb1..20f990c 100644
--- a/doc-images/plots/generation/manual.svg
+++ b/doc-images/plots/generation/manual.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/generation/points.svg b/doc-images/plots/generation/points.svg
index dcad6b5..4a859c6 100644
--- a/doc-images/plots/generation/points.svg
+++ b/doc-images/plots/generation/points.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/insert-after.svg b/doc-images/plots/manipulation/insert-after.svg
index 96ed282..1124ac7 100644
--- a/doc-images/plots/manipulation/insert-after.svg
+++ b/doc-images/plots/manipulation/insert-after.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/insert-before.svg b/doc-images/plots/manipulation/insert-before.svg
index b5251d1..4991531 100644
--- a/doc-images/plots/manipulation/insert-before.svg
+++ b/doc-images/plots/manipulation/insert-before.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/merge-after-left-end-constrained.svg b/doc-images/plots/manipulation/merge-after-left-end-constrained.svg
index d68a93d..ebd2c95 100644
--- a/doc-images/plots/manipulation/merge-after-left-end-constrained.svg
+++ b/doc-images/plots/manipulation/merge-after-left-end-constrained.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/merge-after-right-start-constrained.svg b/doc-images/plots/manipulation/merge-after-right-start-constrained.svg
index f5f5189..86ce4d0 100644
--- a/doc-images/plots/manipulation/merge-after-right-start-constrained.svg
+++ b/doc-images/plots/manipulation/merge-after-right-start-constrained.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/merge-after.svg b/doc-images/plots/manipulation/merge-after.svg
index b0909a9..f6ebd34 100644
--- a/doc-images/plots/manipulation/merge-after.svg
+++ b/doc-images/plots/manipulation/merge-after.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/merge-before.svg b/doc-images/plots/manipulation/merge-before.svg
index 49d770d..53641dc 100644
--- a/doc-images/plots/manipulation/merge-before.svg
+++ b/doc-images/plots/manipulation/merge-before.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/reverse-after.svg b/doc-images/plots/manipulation/reverse-after.svg
index aefdcdc..8ddccf0 100644
--- a/doc-images/plots/manipulation/reverse-after.svg
+++ b/doc-images/plots/manipulation/reverse-after.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/reverse-before.svg b/doc-images/plots/manipulation/reverse-before.svg
index b5251d1..4991531 100644
--- a/doc-images/plots/manipulation/reverse-before.svg
+++ b/doc-images/plots/manipulation/reverse-before.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/split-after.svg b/doc-images/plots/manipulation/split-after.svg
index d021d91..4bd257b 100644
--- a/doc-images/plots/manipulation/split-after.svg
+++ b/doc-images/plots/manipulation/split-after.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/plots/manipulation/split-before.svg b/doc-images/plots/manipulation/split-before.svg
index 16d222d..a54ae77 100644
--- a/doc-images/plots/manipulation/split-before.svg
+++ b/doc-images/plots/manipulation/split-before.svg
@@ -1,5 +1,5 @@
 <svg width="400" height="400" viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg">
-<rect x="0" y="0" width="400" height="400" opacity="0.85" fill="#FFFFFF" stroke="none"/>
+<rect x="0" y="0" width="400" height="400" opacity="0.81" fill="#FFFFFF" stroke="none"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="30" y1="369" x2="30" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="35" y1="369" x2="35" y2="10"/>
 <line opacity="0.1" stroke="#000000" stroke-width="1" x1="41" y1="369" x2="41" y2="10"/>
diff --git a/doc-images/src/visualization.rs b/doc-images/src/visualization.rs
index a4df797..12853c3 100644
--- a/doc-images/src/visualization.rs
+++ b/doc-images/src/visualization.rs
@@ -135,7 +135,7 @@ pub fn generate_2d_plot(filename: &str, splines: Vec<(&Curve, RGBAColor)>, limit
     let mut path = String::from(PLOTS_DIR);
     path.push_str(filename);
     let area = SVGBackend::new(&path, IMG_SIZE).into_drawing_area();
-    area.fill(&RGBAColor(255, 255, 255, 0.85)).unwrap();
+    area.fill(&RGBAColor(255, 255, 255, 0.81)).unwrap(); // Matches the font color in docs.rs dark mode
 
     let mut chart_builder = ChartBuilder::on(&area);
     chart_builder.margin(10).set_left_and_bottom_label_area_size(20);
diff --git a/src/curve/generation/mod.rs b/src/curve/generation/mod.rs
index 75a6467..11fa6ee 100644
--- a/src/curve/generation/mod.rs
+++ b/src/curve/generation/mod.rs
@@ -16,14 +16,13 @@ doc = ::embed_doc_image::embed_image!("fit-loose-half-penalized", "doc-images/pl
 //!   - fixed start and end points
 //!   - unpenalized/penalized
 //!
-//!
 //! | Raw Data | Manual Control Polygon | Interpolation |
-//! |:------------------------------|:--------------------------|:--------------------------|
-//! | ![][points]             | ![][manual]                            | ![][interpolation] |
-//! | Scattered, 2-dimensional data points<br>(`N = 18`).<br><br>   | Curve of degree `p = 2` with `n = N-1`<br>segments and control points generated<br>directly from the data points. | Curve of degree `p = 2` and `n = N-1`<br>segments interpolating the data points.<br><br> |
-//! |  <br> | |
-//! | Least-Squares Fit  | Least-Squares Fit | Penalized Least-Squares Fit |
-//! | ![][fit-loose-all]             | ![][fit-loose-half]        | ![][fit-loose-half-penalized]   |
+//! |:------------|:------------|:-------------------|
+//! | ![][points] | ![][manual] | ![][interpolation] |
+//! | Scattered, 2-dimensional data points<br>(`N = 18`).<br><br> | Curve of degree `p = 2` with `n = N-1`<br>segments and control points generated<br>directly from the data points. | Curve of degree `p = 2` and `n = N-1`<br>segments interpolating the data points.<br><br> |
+//! | | |
+//! | Least-Squares Fit ( ≈ Interpolation) | Approximating Least-Squares Fit    | Penalized Least-Squares Fit   |
+//! | ![][fit-loose-all] | ![][fit-loose-half] | ![][fit-loose-half-penalized] |
 //! | Curve of degree `p = 2` with `n = N-1`<br>segments approximating the data points.<br> | Curve of degree `p = 2` with `n= N/3`<br>segments approximating the data points.<br> | Curve of degree `p = 2` with `n= N/3`<br>segments approximating the data<br> points penalized with `λ = 1`, `κ = 2`. |
 
 use crate::curve::{