Add shopping mode for focused single-store shopping (#34)

- Full-screen view for one store at a time
- Tap items to toggle completion
- Completed items greyed and sorted to bottom
- Quick-add form at bottom of screen
- Store switcher pills for easy navigation
- "Shop" button on each store in shopping tab

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

1 files changed, 10 insertions, 1 deletions

diff --git a/web/templates/partials/shopping-tab.html b/web/templates/partials/shopping-tab.html
index f247f3d..4d0ac02 100644
--- a/web/templates/partials/shopping-tab.html
+++ b/web/templates/partials/shopping-tab.html
@@ -29,7 +29,16 @@
     {{if .Stores}}
     {{range .Stores}}
     <section class="bg-panel backdrop-blur-sm rounded-xl p-4 sm:p-5">
-        <h2 class="text-xl font-medium mb-4 text-white">{{.Name}}</h2>
+        <div class="flex items-center justify-between mb-4">
+            <h2 class="text-xl font-medium text-white">{{.Name}}</h2>
+            <a href="/shopping/mode/{{.Name}}"
+               class="px-3 py-1.5 bg-white/10 hover:bg-white/20 rounded-lg text-sm text-white/70 hover:text-white transition-colors flex items-center gap-1.5">
+                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3 3h2l.4 2M7 13h10l4-8H5.4M7 13L5.4 5M7 13l-2.293 2.293c-.63.63-.184 1.707.707 1.707H17m0 0a2 2 0 100 4 2 2 0 000-4zm-8 2a2 2 0 11-4 0 2 2 0 014 0z"></path>
+                </svg>
+                Shop
+            </a>
+        </div>
         {{range .Categories}}
         <div class="mb-4 last:mb-0">
             {{if .Name}}<h3 class="text-sm text-white/60 mb-2 uppercase tracking-wide">{{.Name}}</h3>{{end}}