diff --git a/src/lib/ae_events/db_events.ts b/src/lib/ae_events/db_events.ts
index ec9688ac..3bfac973 100644
--- a/src/lib/ae_events/db_events.ts
+++ b/src/lib/ae_events/db_events.ts
@@ -254,6 +254,9 @@ export interface Badge_template {
     style_href?: null | string;
     duplex?: null | number | boolean;
 
+    cfg_json?: null | string;
+    data_json?: null | string;
+
     enable?: null | boolean;
     hide?: null | boolean;
     priority?: null | boolean;
diff --git a/src/routes/events/[event_id]/(badges)/badges/[badge_id]/print/+page.svelte b/src/routes/events/[event_id]/(badges)/badges/[badge_id]/print/+page.svelte
index ae55576c..b1cb6d01 100644
--- a/src/routes/events/[event_id]/(badges)/badges/[badge_id]/print/+page.svelte
+++ b/src/routes/events/[event_id]/(badges)/badges/[badge_id]/print/+page.svelte
@@ -118,13 +118,27 @@
     // When set, overrides the default @page margin: 0 for per-template positioning.
     // Expected format in cfg_json: { "print_margin": { "top": "0.25in", "right": "0.25in", "bottom": "0.25in", "left": "0.25in" } }
     // All four edges are optional; omitted edges fall back to 0.
-    // TODO: inject into @page rule via a dynamic <style> block once a UI exists to set this value.
     let print_margin_cfg = $derived.by(() => {
         try {
             const cfg = JSON.parse($lq__event_badge_template_obj?.cfg_json ?? '{}');
             return (cfg?.print_margin as { top?: string; right?: string; bottom?: string; left?: string } | null) ?? null;
         } catch { return null; }
     });
+
+    // @page size injection: Svelte 5 does not allow <style> inside {#if} blocks in
+    // <svelte:head> — the parser treats them as raw-text elements and loses document
+    // structure. Inject programmatically via $effect instead.
+    let page_size_css = $derived(
+        $lq__event_badge_template_obj?.layout === 'badge_3.5x5.5_pvc' ? '3.5in 5.5in' :
+        $lq__event_badge_template_obj?.layout === 'badge_4x5_fanfold' ? '4in 10in' :
+        '4in 12in'  // Default: badge_4x6_fanfold or layout not yet set
+    );
+    $effect(() => {
+        const el = document.createElement('style');
+        el.textContent = `@page { size: ${page_size_css}; margin: 0; }`;
+        document.head.appendChild(el);
+        return () => el.remove();
+    });
 </script>
 
 <svelte:head>
@@ -158,129 +172,12 @@
          For PVC / fanfold: the @page size below matches the badge exactly, so
          margin: 0 fills the page cleanly. If per-template margins are needed,
          set cfg_json: { "print_margin": { "top": "0.25in", ... } } on the template
-         and a dynamic @page rule can be injected here via print_margin_cfg. -->
-    <style>
-        @media print {
-            /* Full-page reset.
-               app.css sets overflow:hidden on html + body — override so they don't
-               create BFCs that shrink to content. */
-            html, body {
-                display: block !important;
-                width: 100% !important;
-                overflow: visible !important;
-                margin: 0 !important;
-                padding: 0 !important;
-            }
+         and a dynamic @page rule can be injected here via print_margin_cfg.
 
-            /* Hide all app chrome */
-            .submenu { display: none !important; }
-
-            /* #ae_main_content: make it a transparent, non-interfering passthrough block.
-               We cannot use display:contents here — it has overflow:auto, and per spec
-               display:contents cannot override overflow-clipping elements (Firefox
-               enforces this strictly). We just strip its visual/layout effects instead. */
-            #ae_main_content {
-                display: block !important;
-                position: static !important;
-                width: 100% !important;
-                max-width: none !important;
-                height: auto !important;
-                min-height: 0 !important;
-                overflow: visible !important;
-                background: transparent !important;
-                padding: 0 !important;
-                margin: 0 !important;
-            }
-
-            /* .main_content and #badge_render_area have no overflow constraints,
-               so display:contents safely dissolves their boxes in all browsers. */
-            .main_content,
-            #badge_render_area {
-                display: contents !important;
-            }
-
-            /* Center badge using position:fixed.
-               Why fixed instead of absolute/flex:
-               - position:fixed in print positions relative to the @page content area,
-                 completely bypassing the ancestor hierarchy (no containing-block height
-                 dependency, no overflow-clip interference, no flex-parent issues).
-               - top/left:50% + translate(-50%,-50%) centers within the page content area.
-               - Firefox applies physical printer hardware margins even with @page{margin:0};
-                 this shrinks the content area slightly but top:50%/left:50% still centers
-                 within whatever area the browser gives us — it's immune to asymmetric margins.
-               - Chrome: identical behavior to absolute+flex centering but more robust.
-               - min-height:0 overrides the Tailwind min-h-[6.0in] class on this wrapper;
-                 badge_front/back provide their own dimensions. */
-            .event_badge_wrapper {
-                position: fixed !important;
-                top: 50% !important;
-                left: 50% !important;
-                transform: translate(-50%, -50%) !important;
-                min-height: 0 !important;
-                max-width: none !important;
-                margin: 0 !important;
-                padding: 0 !important;
-                gap: 0 !important;
-            }
-
-            /* Never split front/back across pages */
-            .badge_front,
-            .badge_back {
-                break-inside: avoid;
-                page-break-inside: avoid;
-            }
-
-            /* ============================================================
-               TEMPORARY DEBUG OUTLINES — remove before going live
-               ============================================================ */
-            html {
-                outline: 3px dashed lime !important;
-                outline-offset: -3px !important;
-            }
-            body {
-                outline: 4px solid blue !important;
-                outline-offset: -4px !important;
-            }
-            /* Red = #ae_main_content — block passthrough, should fill page width/height. */
-            #ae_main_content {
-                outline: 3px dashed red !important;
-                outline-offset: -6px !important;
-            }
-            /* Orange + purple = display:contents — should be INVISIBLE (no box). */
-            .main_content {
-                outline: 3px dashed orange !important;
-                outline-offset: -9px !important;
-            }
-            #badge_render_area {
-                outline: 3px dashed purple !important;
-                outline-offset: -12px !important;
-            }
-            /* Cyan = the actual badge — should be dead-center on page */
-            .event_badge_wrapper {
-                outline: 3px solid cyan !important;
-                outline-offset: 2px !important;
-            }
-        }
-    </style>
-
-    <!-- @page paper size: matched to the badge stock per template layout.
-         margin: 0 so the badge occupies the full printable area.
-         If per-template offsets are needed, inject a dynamic style element
-         here driven by print_margin_cfg (parsed from template cfg_json). -->
-    {#if $lq__event_badge_template_obj?.layout === 'badge_3.5x5.5_pvc'}
-        <style>
-            @page { size: 3.5in 5.5in; margin: 0; }
-        </style>
-    {:else if $lq__event_badge_template_obj?.layout === 'badge_4x5_fanfold'}
-        <style>
-            @page { size: 4in 10in; margin: 0; }
-        </style>
-    {:else}
-        <!-- Default: badge_4x6_fanfold or layout not yet set -->
-        <style>
-            @page { size: 4in 12in; margin: 0; }
-        </style>
-    {/if}
+         Print media CSS lives in static/ae-print-badge.css (loaded below).
+         @page size is injected via $effect in the script block (dynamic per template layout).
+    -->
+    <link rel="stylesheet" href="/ae-print-badge.css" />
 
     <!-- External client CSS: brand colors, logo sizing, footer stripe colors per event.
          Set style_href on the badge template. Edit the file on the static server and
diff --git a/static/ae-print-badge.css b/static/ae-print-badge.css
new file mode 100644
index 00000000..6389bef9
--- /dev/null
+++ b/static/ae-print-badge.css
@@ -0,0 +1,112 @@
+/*
+ * Badge Print Page — Print Media CSS
+ *
+ * Loaded via <link> in <svelte:head> on the badge print page only.
+ * Cannot be a component <style> block: Svelte 5 does not allow <style> inside
+ * <svelte:head>, and scoped component styles can't target html/body/global IDs.
+ *
+ * @page size is NOT here — it is injected dynamically via $effect in the page
+ * script because the size depends on the badge template layout field.
+ */
+
+@media print {
+    /* Full-page reset.
+       app.css sets overflow:hidden on html + body — override so they don't
+       create BFCs that shrink to content. */
+    html, body {
+        display: block !important;
+        width: 100% !important;
+        overflow: visible !important;
+        margin: 0 !important;
+        padding: 0 !important;
+    }
+
+    /* Hide all app chrome */
+    .submenu { display: none !important; }
+
+    /* #ae_main_content: make it a transparent, non-interfering passthrough block.
+       We cannot use display:contents here — it has overflow:auto, and per spec
+       display:contents cannot override overflow-clipping elements (Firefox
+       enforces this strictly). We just strip its visual/layout effects instead. */
+    #ae_main_content {
+        display: block !important;
+        position: static !important;
+        width: 100% !important;
+        max-width: none !important;
+        height: auto !important;
+        min-height: 0 !important;
+        overflow: visible !important;
+        background: transparent !important;
+        padding: 0 !important;
+        margin: 0 !important;
+    }
+
+    /* .main_content and #badge_render_area have no overflow constraints,
+       so display:contents safely dissolves their boxes in all browsers. */
+    .main_content,
+    #badge_render_area {
+        display: contents !important;
+    }
+
+    /* Center badge using position:fixed.
+       Why fixed instead of absolute/flex:
+       - position:fixed in print positions relative to the @page content area,
+         completely bypassing the ancestor hierarchy (no containing-block height
+         dependency, no overflow-clip interference, no flex-parent issues).
+       - top/left:50% + translate(-50%,-50%) centers within the page content area.
+       - Firefox applies physical printer hardware margins even with @page{margin:0};
+         this shrinks the content area slightly but top:50%/left:50% still centers
+         within whatever area the browser gives us — it's immune to asymmetric margins.
+       - Chrome: identical behavior to absolute+flex centering but more robust.
+       - min-height:0 overrides the Tailwind min-h-[6.0in] class on this wrapper;
+         badge_front/back provide their own dimensions. */
+    .event_badge_wrapper {
+        position: fixed !important;
+        top: 50% !important;
+        left: 50% !important;
+        transform: translate(-50%, -50%) !important;
+        min-height: 0 !important;
+        max-width: none !important;
+        margin: 0 !important;
+        padding: 0 !important;
+        gap: 0 !important;
+    }
+
+    /* Never split front/back across pages */
+    .badge_front,
+    .badge_back {
+        break-inside: avoid;
+        page-break-inside: avoid;
+    }
+
+    /* ============================================================
+       TEMPORARY DEBUG OUTLINES — remove before going live
+       ============================================================ */
+    html {
+        outline: 3px dashed lime !important;
+        outline-offset: -3px !important;
+    }
+    body {
+        outline: 4px solid blue !important;
+        outline-offset: -4px !important;
+    }
+    /* Red = #ae_main_content — block passthrough, should fill page width/height. */
+    #ae_main_content {
+        outline: 3px dashed red !important;
+        outline-offset: -6px !important;
+    }
+    /* Orange + purple = display:contents — should be INVISIBLE (no box). */
+    .main_content {
+        outline: 3px dashed orange !important;
+        outline-offset: -9px !important;
+    }
+    #badge_render_area {
+        outline: 3px dashed purple !important;
+        outline-offset: -12px !important;
+    }
+    /* Cyan = the actual badge — should be dead-center on page */
+    .event_badge_wrapper {
+        outline: 3px solid cyan !important;
+        outline-offset: 2px !important;
+    }
+}