diff --git a/README.md b/README.md
index 78d8a95..42933f4 100644
--- a/README.md
+++ b/README.md
@@ -227,6 +227,9 @@ Once submitted, `config.json` is created on the server. **The setup page becomes
 
 ---
 
+<details>
+<summary>Editing the config later</summary>
+
 ### Editing the config later
 
 You can re-open the setup page at any time using the admin key generated during first setup:
@@ -266,6 +269,11 @@ nano /var/www/gridtv/config.json
 
 ---
 
+</details>
+
+<details>
+<summary>Project structure</summary>
+
 ## 📁 Project structure
 
 ```
@@ -327,6 +335,11 @@ gridtv/
 
 ---
 
+</details>
+
+<details>
+<summary>Themes</summary>
+
 ## 🎨 Themes
 
 GridTV ships with 4 built-in themes. To add your own, create a CSS file in `themes/` with these metadata comments at the top:
@@ -347,6 +360,11 @@ Drop it in `themes/` — it appears in the theme selector automatically.
 
 ---
 
+</details>
+
+<details>
+<summary>Multiple EPG Sources</summary>
+
 ## 📡 Multiple EPG Sources
 
 Configure as many EPG/M3U sources as you want in `config.json`. A dropdown appears in the topbar when more than one source is defined.
@@ -355,6 +373,11 @@ If `allow_personal_epg` is `true`, a **"✏ Personal EPG"** option appears in th
 
 ---
 
+</details>
+
+<details>
+<summary>Built-in Player</summary>
+
 ## ▶️ Built-in Player
 
 Click on any **channel name** or **currently airing program** to open a PiP player in the bottom-right corner.
@@ -363,6 +386,11 @@ Requires an **M3U URL** in the active source and the **php-curl** extension. The
 
 ---
 
+</details>
+
+<details>
+<summary>Advanced configuration</summary>
+
 ## ⚙️ Advanced configuration
 
 Tweak these constants in `src/js/config.js`:
@@ -375,6 +403,11 @@ const ROW_H      = 80;   // Channel row height (px)
 
 ---
 
+</details>
+
+<details>
+<summary>EPG Compatibility</summary>
+
 ## 🧩 EPG Compatibility
 
 GridTV parses the standard **XMLTV format**. Tested with:
@@ -387,6 +420,11 @@ GridTV parses the standard **XMLTV format**. Tested with:
 
 ---
 
+</details>
+
+<details>
+<summary>Internationalization</summary>
+
 ## 🌍 Internationalization
 
 GridTV auto-detects the visitor's browser language and serves the matching locale. Supported out of the box: **English**, **French**, **Spanish**.
@@ -402,18 +440,33 @@ GridTV will automatically pick it up for browsers with that language set — no
 
 ---
 
+</details>
+
+<details>
+<summary>Contributing</summary>
+
 ## 🤝 Contributing
 
 PRs are welcome! Got an idea, a fix, or a feature request — open an issue or send a PR.
 
 ---
 
+</details>
+
+<details>
+<summary>License</summary>
+
 ## 📄 License
 
 GNU Affero General Public License v3.0 (AGPLv3)
 
 ---
 
+</details>
+
+<details>
+<summary>Roadmap</summary>
+
 ## 🗺️ Roadmap
 
 ### ✅ Done
@@ -437,3 +490,4 @@ GNU Affero General Public License v3.0 (AGPLv3)
 ### 🔜 Coming soon
 - **Dark/Light auto mode** — follow system preference when using the default theme
 - **Grid export** — export today's schedule as PDF or image
+</details>