diff --git a/content/free-book/_index.md b/content/free-book/_index.md
index 515a7d8..9e4a809 100644
--- a/content/free-book/_index.md
+++ b/content/free-book/_index.md
@@ -8,4 +8,4 @@ This page is a stub — the link below won't resolve until the real ARC
campaign is created (see reground-tools' `arc-campaign.sh`) and this copy
is replaced with the real title/code.
-[Get your free ebook](https://shop.thistleandmoth.org/arc/TODO-real-code)
+[Get your free ebook](https://thistleandmoth.org/shop/arc/TODO-real-code)
diff --git a/hugo.toml b/hugo.toml
index 5715d4b..55a0988 100644
--- a/hugo.toml
+++ b/hugo.toml
@@ -13,7 +13,7 @@ disableKinds = ["taxonomy", "term"]
description = "TODO: one-line description of Thistle & Moth"
author = "Thistle & Moth"
eec_base_url = "https://eec.thistleandmoth.org"
- bookshop_base_url = "https://shop.thistleandmoth.org"
+ bookshop_base_url = "https://thistleandmoth.org/shop"
[[menu.main]]
name = "Submissions"
diff --git a/layouts/_default/baseof.html b/layouts/_default/baseof.html
index 7a29dae..bfe669f 100644
--- a/layouts/_default/baseof.html
+++ b/layouts/_default/baseof.html
@@ -13,8 +13,17 @@
{{ end }}
{{ $css := resources.Get "css/main.css" }}
{{ if hugo.IsProduction }}
- {{ $css = $css | minify | fingerprint }}
-
+ {{ $cssFingerprinted := $css | minify | fingerprint }}
+
+ {{/* Also publish the same source at a second, stable, non-fingerprinted
+ URL — the fingerprinted one above changes hash on every deploy, so
+ it's unusable as a link target for an external same-origin
+ consumer (bookshop's /shop pages) that can't track that hash.
+ Referencing .RelPermalink is what makes Hugo actually publish this
+ resource; nothing else in this template links it. Stray non-
+ whitespace text directly in gets moved into by the
+ HTML parser, so this has to sit inside a comment. */}}
+
{{ else }}
{{ end }}