Update content.

Author: nikoshell

src/components/TwoCols.astro

@@ -5,7 +5,7 @@
       <div class="twocol-content w-full lg:max-w-[400px]  lg:sticky lg:top-6 self-start">
         <slot name="content"/>
       </div>
-      <div class="twocol-sidebar flex-1">
+      <div class="twocol-sidebar flex-1 w-max-[730px]">
         <slot name="sidebar" />
       </div>
     </div>

src/content/pages/beginners-day.mdx

@@ -11,7 +11,7 @@ On **Saturday 19th July**, we'll be hosting a day to help introduce people to pr
 
 EuroPython Beginners' Day is open to everyone, from high school students to late career changers. Entry is free for EuroPython ticket holders (any ticket type), and €5 otherwise. Tickets for the Beginners' Day can be purchased through the [tickets page](https://ep2025.europython.eu/tickets/).
 
-#### How to sign up for the Beginners' day and choose your track?
+## How to sign up for the Beginners' day and choose your track?
 Applications are open until May 11th, and successful applicants will be notified by May 18th. Entry is free for EuroPython ticket holders and €5 otherwise.
 
 The number of places available for each track is as follows:
@@ -28,7 +28,7 @@ The number of places available for each track is as follows:
 </div>
 
 
-### Beginners' Day Unconference
+## Beginners' Day Unconference
 
 The Beginners' Day Unconference is designed to help you start and grow your tech career. On the day, you'll be able to:
 * Attend panel discussions where junior developers share their real-world experiences, hiring managers explain what they look for in candidates, and experienced developers discuss the journey from junior to senior roles;
@@ -38,7 +38,7 @@ The Beginners' Day Unconference is designed to help you start and grow your tech
 
 Whether you're considering a career change, looking for your first tech role, or wanting to advance your early career, these collaborative sessions provide insights and advice from people who've been in your shoes.
 
-### Django Girls
+## Django Girls
 
 Django Girls is a welcoming, hands-on workshop designed specifically for women and other underrepresented groups with little to no previous programming experience. Throughout this full-day session, participants will build their very own web application using Python and Django, guided by experienced mentors who provide personalized support every step of the way. The workshop follows a carefully designed curriculum that makes web development accessible and fun, creating a supportive environment where beginners can ask questions, experiment, and celebrate their progress together.
 
@@ -52,7 +52,7 @@ We are also looking for **mentors** for Django Girls. Applications for mentors c
 
 </div>
 
-### Humble Data
+## Humble Data
 
 Humble Data is an inclusive, beginner-friendly workshop that introduces participants to data science using Python. It is aimed at people from underrepresented groups in tech but is open to everyone. Throughout this interactive session, you'll learn essential Python programming concepts while exploring real-world datasets, creating visualizations, and discovering patterns through analysis. Experienced mentors will guide you through each step, from setting up your environment to implementing data analysis techniques. The workshop emphasizes a hands-on approach where you'll actively work with tools like Jupyter notebooks, pandas, and matplotlib in a supportive, collaborative atmosphere.
 

src/content/pages/childcare.mdx

@@ -21,7 +21,7 @@ If you prefer, you can hire a professional nanny at your own cost through our ch
 
 We’ll also have an area available for breastfeeding or spending time with your child in a calmer environment.
 
-### How to Apply
+## How to Apply
 To request childcare, please make sure to:
 - Register your own ticket for the conference.
 - During checkout, select that you’ll need childcare.

src/content/pages/faq.mdx

@@ -32,6 +32,7 @@ subtitle: Frequently Asked Questions about EuroPython
   <li>**September 2025** EuroPython 2025 Videos published</li>
 </ul>
 
+## Questions
 <Accordion title="When and where is EuroPython 2025 taking place?" id="when-where">
 
   EuroPython 2025 will take place on **14 – 20 July 2025**. Mark your calendars!

src/content/pages/prague.mdx

@@ -1,7 +1,6 @@
 ---
 title: About Prague
 subtitle: Everything you need to know about traveling to, getting around, and enjoying the city.
-toc: true
 ---
 
 import { Image } from "astro:assets";

src/content/pages/programme/tracks.mdx

@@ -4,40 +4,40 @@ subtitle: EuroPython 2025 will feature a wide range of tracks, covering many asp
 ---
 
 # Programme Tracks for EuroPython 2025
-### Python Core, Internals, Extensions
+## Python Core, Internals, Extensions
 Proposals related to the foundation of Python and developments to extend and build upon the language.
-### Web Development, Web APIs, Front-End Integration
+## Web Development, Web APIs, Front-End Integration
 Proposals related to the development of interfaces seen and used by humans and computers.
-### DevOps, Cloud, Scalable Infrastructure
+## DevOps, Cloud, Scalable Infrastructure
 Proposals related to the running Python-based systems. What we do to bring programs into production, keep them alive and maintain them.
-### IoT, Embedded Systems, Hardware Integration
+## IoT, Embedded Systems, Hardware Integration
 Proposals related to running Python-derived software on the smallest devices with limited resources available.
-### Tooling, Packaging, Developer Productivity
+## Tooling, Packaging, Developer Productivity
 Proposals related to ease Python-related development, getting the product into a package, and how to automate most of the process from development via QA until the package is in a repository or even updated in production.
-### Testing, Quality Assurance, Security
+## Testing, Quality Assurance, Security
 Proposals related to best practices and tools to test code, infrastructure and the whole environment. How do we make sure that new (and old) code do what they are supposed to do and that there are no (un-)intentional accidents that destroy or expose data.
 
 [//]: # (### Packages and Modules Maintenance)
 
 [//]: # (Proposals related to )
 
-### Community Building, Education, Outreach
+## Community Building, Education, Outreach
 Proposals related to people, working together and learning.
-### Ethics, Social Responsibility, Sustainability, Legal
+## Ethics, Social Responsibility, Sustainability, Legal
 Proposals related to the social science around Python. This category includes discussion of lines that should not be crossed, either because of formal laws or the values of our community. It also includes proposals to help make sure that people will be able to write and maintain Python code in the future, and feel good about doing that.
-### Professional Development, Careers, Leadership
+## Professional Development, Careers, Leadership
 From junior to senior, from the lone wolf to the leader of multiple people. What are the options? Why is the goal not the same for everyone? And why should we keep this in mind if we are trying to lead teams?
-### Python for Games, Art, Play and Expression
+## Python for Games, Art, Play and Expression
 Proposals related to the playful applications of Python. This category includes proposals that use Python in ways that bring joy to you and others.
-### Machine Learning: Research & Applications
+## Machine Learning: Research & Applications
 Proposals related to cutting edge innovations in machine learning and related fields (natural language processing, computer vision, etc.).
-### Machine Learning, NLP and CV
+## Machine Learning, NLP and CV
 Proposals related to the use of Python for machine learning (ML), natural language processing (NLP) and computer vision (CV). This category includes proposals on how to work with Python packages for ML, NLP and CV, such as scikit-learn, TensorFlow, PyTorch, OpenCV, Transformers or LangChain. It also includes proposals which demonstrate ML, NLP or CV projects using Python.
-### Data Preparation and Visualisation
+## Data Preparation and Visualisation
 Proposals related to the use of Python for data preparation and visualisation. This category includes proposals on how to work with Python packages for cleaning and transforming datasets (e.g., Pandas) and those for creating static and dynamic data visualisations.
-### Jupyter and Scientific Python
+## Jupyter and Scientific Python
 Proposals related to the development of Python packages for scientific work, including Jupyter notebooks. This might include packages for scientific, mathematical or data science and machine learning work. This category can also include proposals on how to work with scientific Python packages that don’t fit into any of the other PyData categories, such as the use of NumPy or SciPy.
-### Data Engineering and MLOps
+## Data Engineering and MLOps
 Proposals related to working with big data in Python, as well as those related to deploying machine learning models. This category includes proposals discussing Python packages for working with big data, including distributed computing frameworks such as PySpark and packages for working with databases. It also includes proposals discussing the use of Python for machine learning experiment tracking, model deployment and model monitoring.
-### Other Topics
+## Other Topics
 Proposals that don’t fit into any other categories.

src/content/pages/sponsorship/sponsor.mdx

@@ -4,6 +4,7 @@ subtitle:
   Sponsoring EuroPython guarantees you highly targeted visibility
   and the opportunity to present yourself and your company to one
   of the largest and most diverse Python communities in Europe and beyond.
+toc: false
 ---
 
 # Why Sponsor EuroPython?

src/content/pages/terms.mdx

@@ -1,7 +1,6 @@
 ---
 title: Terms and Conditions
 subtitle: These terms and conditions apply to all attendees, sponsors and other participants in the EuroPython 2025 conference.
-toc: true
 ---
 
 # Terms & Conditions

src/content/pages/tickets.mdx

@@ -2,6 +2,7 @@
 title: Tickets
 subtitle:
   Discover the latest Python trends, learn from 180+ expert speakers, network with fellow developers, enjoy social events, and explore open spaces to spark new ideas! Organized by the community for the community.
+toc: false
 ---
 
 import TicketTiers from "../../components/ticket-tiers/ticket-tiers.astro";

src/content/pages/venue.mdx

@@ -1,7 +1,6 @@
 ---
 title: Venue
 subtitle: EuroPython 2025 will be back in Prague!
-toc: true
 ---
 
 import { Image } from "astro:assets";

src/pages/[...slug].astro

@@ -106,7 +106,7 @@ document.addEventListener("DOMContentLoaded", () => {
   const tocContainer = document.getElementById("toc");
   if (!tocContainer) return;
 
-  const headings = Array.from(document.querySelectorAll("article h2, article h3, article h4"));
+  const headings = Array.from(document.querySelectorAll("article h2, article h3, article h4, article summary span:nth-child(1)"));
   if (!headings.length) return;
 
   const rootUl = document.createElement("ul");
@@ -139,6 +139,15 @@ document.addEventListener("DOMContentLoaded", () => {
     lastLevel = level;
   });
 
+  // Add "Back to top" link
+  const backToTop = document.createElement("li");
+  const topLink = document.createElement("a");
+  topLink.href = "#";
+  topLink.textContent = "↑ Back to top";
+  topLink.style.marginTop = "1em";
+  backToTop.appendChild(topLink);
+  rootUl.appendChild(backToTop);
+
   tocContainer.appendChild(rootUl);
 
   // Scroll spy: highlight active link
@@ -156,7 +165,7 @@ document.addEventListener("DOMContentLoaded", () => {
       });
     },
     {
-      rootMargin: "-30% 0px -60% 0px", // adjust when to highlight
+      rootMargin: "-30% 0px -60% 0px",
       threshold: 0,
     }
   );
@@ -170,7 +179,6 @@ document.addEventListener("DOMContentLoaded", () => {
 #toc {
   font-size: 0.95rem;
   line-height: 1.5;
-  max-width: 300px;
   padding: 1rem;
   border-left: 1px solid #e0e0e0;
   position: sticky;
@@ -198,7 +206,7 @@ document.addEventListener("DOMContentLoaded", () => {
   color: #333;
   display: block;
   padding: 0.25em 0.5em;
-  border-radius: 4px;
+  /*border-radius: 4px;*/
   transition: background 0.2s ease, color 0.2s ease;
 }
 
@@ -214,4 +222,15 @@ document.addEventListener("DOMContentLoaded", () => {
   background: rgba(0, 122, 204, 0.1);
   padding-left: 0.5em;
 }
+
+#toc a[href="#"] {
+  font-size: 0.9em;
+  color: #555;
+  margin-top: 0.5em;
+}
+
+#toc a[href="#"]:hover {
+  color: #007acc;
+  text-decoration: underline;
+}
 </style>

src/styles/global.css

@@ -253,7 +253,10 @@ h2 {
   scroll-margin-top: 40px;
 }
 
-main a[href^="#"]:not([data-footnote-backref]):not([data-footnote-ref])::after {
+main
+  a[href^="#"]:not([data-footnote-backref]):not([data-footnote-ref]):not(
+    #toc a
+  )::after {
   content: " ⤵";
   font-size: 0.9em;
   opacity: 0.2;