Fix spacing in @docs blocks; don't expand details admonition by default (#2847)

* Fix spacing in `@docs` blocks

* Don't expand  admonition by default

Author: fingolfin

CHANGELOG.md

@@ -9,6 +9,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 * The `-g` is now passed to `curl` when checking links, to disable globbing, which could cause undesirable behavior when checking links containing characters like for example `[`, `{`, `&` or `?`. ([#2839], [#2842])
 
+### Fixed
+
+* Fixed insufficient paragraph spacing in HTML output for `@docs` blocks. ([#2845, #2847])
+* Don't expand `details` admonition by default. ([#2846, #2847])
+
 ## Version [v1.16.0] - 2025-11-14
 
 ### Added
@@ -2221,6 +2226,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 [#2816]: https://github.com/JuliaDocs/Documenter.jl/issues/2816
 [#2817]: https://github.com/JuliaDocs/Documenter.jl/issues/2817
 [#2827]: https://github.com/JuliaDocs/Documenter.jl/issues/2827
+[#2845]: https://github.com/JuliaDocs/Documenter.jl/issues/2845
+[#2846]: https://github.com/JuliaDocs/Documenter.jl/issues/2846
+[#2847]: https://github.com/JuliaDocs/Documenter.jl/issues/2847
 [JuliaLang/julia#36953]: https://github.com/JuliaLang/julia/issues/36953
 [JuliaLang/julia#38054]: https://github.com/JuliaLang/julia/issues/38054
 [JuliaLang/julia#39841]: https://github.com/JuliaLang/julia/issues/39841

assets/html/js/collapse.js

@@ -23,13 +23,13 @@ window.addEventListener("load", openTarget);
 
 function accordion() {
   document.body
-    .querySelectorAll("details")
+    .querySelectorAll("details.docstring")
     .forEach((e) => e.setAttribute("open", "true"));
 }
 
 function noccordion() {
   document.body
-    .querySelectorAll("details")
+    .querySelectorAll("details.docstring")
     .forEach((e) => e.removeAttribute("open"));
 }
 

assets/html/scss/documenter/components/_docstring.scss

@@ -53,10 +53,6 @@ details.docstring {
       border-bottom: none;
     }
 
-    > p {
-      margin: 0 !important;
-    }
-
     > a.docs-sourcelink {
       transition: opacity 0.3s;
       opacity: 0;