diff --git a/bincio/serve/routers/ideas.py b/bincio/serve/routers/ideas.py
index d9e4d8c..e864e88 100644
--- a/bincio/serve/routers/ideas.py
+++ b/bincio/serve/routers/ideas.py
@@ -45,7 +45,7 @@ async def list_ideas(
         ideas.append(idea)
     def _sort_key(x: dict):
         s = x.get("status") or "open"
-        order = {"awaiting": 0, "open": 1, "done": 2}
+        order = {"awaiting": 0, "open": 1, "done": 2, "declined": 3}
         return (order.get(s, 1), -x["vote_count"], -x["created_at"])
     ideas.sort(key=_sort_key)
     return JSONResponse({"ideas": ideas})
@@ -126,6 +126,28 @@ async def toggle_idea_status(
     return JSONResponse({"status": idea["status"]})
 
 
+@router.post("/api/ideas/{idea_id}/decline")
+async def decline_idea(
+    idea_id: str,
+    bincio_session: Optional[str] = Cookie(default=None),
+) -> JSONResponse:
+    user = deps._require_user(bincio_session)
+    if not user.is_admin:
+        raise HTTPException(403, "Forbidden")
+    dd = deps._get_data_dir()
+    path = _ideas_dir(dd) / f"{idea_id}.json"
+    if not path.exists():
+        raise HTTPException(404, "Not found")
+    with open(path, "r+", encoding="utf-8") as f:
+        _fcntl.flock(f, _fcntl.LOCK_EX)
+        idea = json.load(f)
+        idea["status"] = "open" if idea.get("status") == "declined" else "declined"
+        f.seek(0)
+        f.truncate()
+        json.dump(idea, f, ensure_ascii=False, indent=2)
+    return JSONResponse({"status": idea["status"]})
+
+
 @router.post("/api/ideas/{idea_id}/comment")
 async def set_idea_comment(
     idea_id: str,
diff --git a/site/src/components/IdeasPage.svelte b/site/src/components/IdeasPage.svelte
index 9711f1f..066118e 100644
--- a/site/src/components/IdeasPage.svelte
+++ b/site/src/components/IdeasPage.svelte
@@ -181,7 +181,23 @@
   }
 
   function statusOrder(s: string | undefined) {
-    return s === 'awaiting' ? 0 : s === 'done' ? 2 : 1;
+    return s === 'awaiting' ? 0 : s === 'done' ? 2 : s === 'declined' ? 3 : 1;
+  }
+
+  async function declineIdea(idea: Idea) {
+    const r = await fetch(`/api/ideas/${idea.id}/decline`, {
+      method: 'POST',
+      credentials: 'include',
+    });
+    if (r.ok) {
+      const d = await r.json();
+      idea.status = d.status;
+      ideas = [...ideas].sort((a, b) =>
+        statusOrder(a.status) - statusOrder(b.status) ||
+        b.vote_count - a.vote_count ||
+        b.created_at - a.created_at
+      );
+    }
   }
 
   async function toggleStatus(idea: Idea) {
@@ -200,8 +216,9 @@
     }
   }
 
-  $: awaitingIdeas = ideas.filter(i => i.status === 'awaiting');
-  $: otherIdeas    = ideas.filter(i => i.status !== 'awaiting');
+  $: awaitingIdeas  = ideas.filter(i => i.status === 'awaiting');
+  $: otherIdeas     = ideas.filter(i => i.status !== 'awaiting' && i.status !== 'declined');
+  $: declinedIdeas  = ideas.filter(i => i.status === 'declined');
 
   async function deleteIdea(idea: Idea) {
     if (!confirm(`Delete "${idea.title}"?`)) return;
@@ -301,11 +318,30 @@
         {/each}
       </ul>
     {/if}
+
+    {#if declinedIdeas.length > 0}
+      <div class="mt-6">
+        <p class="text-xs font-semibold uppercase tracking-wide mb-2" style="color: #71717a">
+          ✗ Won't implement
+        </p>
+        <ul class="space-y-2">
+          {#each declinedIdeas as idea (idea.id)}
+            <li
+              class="rounded-xl border px-4 py-3 flex gap-3"
+              style="background: var(--bg-card); border-color: var(--border); opacity: 0.4"
+            >
+              {@render ideaContent(idea)}
+            </li>
+          {/each}
+        </ul>
+      </div>
+    {/if}
   {/if}
 
   {#snippet ideaContent(idea: Idea)}
-    {@const done = idea.status === 'done'}
+    {@const done     = idea.status === 'done'}
     {@const awaiting = idea.status === 'awaiting'}
+    {@const declined = idea.status === 'declined'}
     <!-- Vote button -->
     <div class="flex flex-col items-center shrink-0 pt-0.5">
       <button
@@ -351,19 +387,34 @@
       {:else}
         <div class="flex items-start justify-between gap-2">
           <p class="font-medium text-sm" style="color: var(--text-primary)">
-            {#if done}<span class="mr-1.5 text-green-500">✓</span>{/if}{idea.title}
+            {#if done}<span class="mr-1.5 text-green-500">✓</span>{:else if declined}<span class="mr-1.5" style="color:#71717a">✗</span>{/if}{idea.title}
           </p>
           <div class="flex items-center gap-1 shrink-0">
             {#if isAdmin}
-              {@const nextLabel = done ? 'reopen' : awaiting ? 'done' : 'awaiting'}
-              {@const btnColor = done ? 'var(--text-5)' : awaiting ? 'var(--accent)' : '#f59e0b'}
-              {@const borderColor = done ? 'var(--border-sub)' : awaiting ? 'var(--accent)' : '#f59e0b'}
-              <button
-                on:click={() => toggleStatus(idea)}
-                class="text-xs px-1.5 py-0.5 rounded transition-colors"
-                style="color: {btnColor}; border: 1px solid {borderColor}"
-                title="Cycle status"
-              >{nextLabel}</button>
+              {#if declined}
+                <button
+                  on:click={() => declineIdea(idea)}
+                  class="text-xs px-1.5 py-0.5 rounded transition-colors"
+                  style="color: var(--text-5); border: 1px solid var(--border-sub)"
+                  title="Reopen"
+                >↩</button>
+              {:else}
+                {@const nextLabel = done ? 'reopen' : awaiting ? 'done' : 'awaiting'}
+                {@const btnColor = done ? 'var(--text-5)' : awaiting ? 'var(--accent)' : '#f59e0b'}
+                {@const borderColor = done ? 'var(--border-sub)' : awaiting ? 'var(--accent)' : '#f59e0b'}
+                <button
+                  on:click={() => toggleStatus(idea)}
+                  class="text-xs px-1.5 py-0.5 rounded transition-colors"
+                  style="color: {btnColor}; border: 1px solid {borderColor}"
+                  title="Cycle status"
+                >{nextLabel}</button>
+                <button
+                  on:click={() => declineIdea(idea)}
+                  class="text-xs px-1.5 py-0.5 rounded transition-colors"
+                  style="color: #ef4444; border: 1px solid rgba(239,68,68,0.35)"
+                  title="Won't implement"
+                >✗</button>
+              {/if}
             {/if}
             {#if isAdmin || idea.author === myHandle}
               <button