Re-add old logo

_data/citations.yaml

@@ -1340,14 +1340,13 @@
   orcid: 0000-0002-0005-0441
   plugin: orcid.py
   file: orcid.yaml
-- id: doi:10.5281/ZENODO.18745493
+- id: doi:10.5281/ZENODO.18745492
   title: DynamicalSystemFramework
   authors:
   - Gregorio Berselli
-  - Simone Balducci
   publisher: Zenodo
-  date: '2026-02-23'
-  link: https://doi.org/hbqgxc
+  date: '2026-03-12'
+  link: https://doi.org/hbszpq
   orcid: 0009-0004-7797-9138
   plugin: orcid.py
   file: orcid.yaml

_includes/meta.html

@@ -32,9 +32,11 @@
 
 {% assign description = description | xml_escape %}
 
+{% assign svg = "images/icon.svg" | file_exists %}
+{% assign logo_svg = "images/logo.svg" | file_exists %}
 {% assign png = "images/logo.png" | file_exists %}
 {% assign jpg = "images/icon.jpg" | file_exists %}
-{% assign icon = png | default: jpg | relative_url %}
+{% assign icon = svg | default: logo_svg | default: png | default: jpg | relative_url %}
 
 {% assign jpg = "images/share.jpg" | file_exists %}
 {% assign png = "images/share.png" | file_exists %}

_styles/header.scss

@@ -47,6 +47,25 @@ header a {
   height: 100%;
 }
 
+.logo svg {
+  overflow: visible;
+}
+
+.logo svg path,
+.logo svg rect,
+.logo svg circle,
+.logo svg ellipse,
+.logo svg polygon,
+.logo svg polyline,
+.logo svg line {
+  stroke: #fff;
+  stroke-width: 3;
+  stroke-linecap: round;
+  stroke-linejoin: round;
+  paint-order: stroke fill;
+  vector-effect: non-scaling-stroke;
+}
+
 .title-text {
   display: flex;
   justify-content: flex-start;
@@ -165,4 +184,4 @@ header[data-big] {
   .subtitle {
     font-size: var(--large);
   }
-}
+}