Change Sphinx theme to "furo"

docs/static/custom.css

@@ -1 +1,18 @@
-/* empty */
+/* Don't hide the right sidebar as we're placing our fixed links there */
+aside.no-toc {
+  display: block !important;
+}
+
+/* Colorful headings */
+h1 {
+    color: var(--color-brand-primary);
+}
+
+h2, h3, h4, h5, h6 {
+    color: var(--color-brand-content);
+}
+
+/* Use a different color for external links */
+a.external {
+    color: var(--color-brand-primary) !important;
+}

docs/static/yosyshq.css

@@ -1,64 +0,0 @@
-h1, h3, p.topic-title, .content li.toctree-l1 > a {
-    color: #d6368f !important;
-}
-
-h2, p.admonition-title, dt, .content li.toctree-l2 > a {
-    color: #4b72b8;
-}
-
-a {
-    color: #8857a3;
-}
-
-a.current, a:hover, a.external {
-    color: #d6368f !important;
-}
-
-a.external:hover {
-    text-decoration: underline;
-}
-
-p {
-    text-align: justify;
-}
-
-.vp-sidebar a {
-    color: #d6368f;
-}
-
-.vp-sidebar li li a {
-    color: #4b72b8;
-}
-
-.vp-sidebar li li li a {
-    color: #2c3e50;
-    font-weight: 400;
-}
-
-.vp-sidebar h3 {
-    padding-left: 1.5rem !important;
-}
-
-.vp-sidebar ul a {
-    padding-left: 1.5rem !important;
-}
-
-.vp-sidebar ul ul a {
-    padding-left: 3rem !important;
-}
-
-.vp-sidebar ul ul ul a {
-    padding-left: 4.5rem !important;
-}
-
-.vp-sidebar .toctree-l1.current a {
-    border-left: 0.5rem solid #6ecbd7;
-}
-
-.vp-sidebar .toctree-l1 a.current {
-    border-left: 0.5rem solid #8857a3;
-}
-
-.injected .rst-current-version, .injected dt {
-    color: #6ecbd7 !important;
-}