diff --git a/src/components/Report/ReportForm.tsx b/src/components/Report/ReportForm.tsx
index a8af9fb..b87b42e 100644
--- a/src/components/Report/ReportForm.tsx
+++ b/src/components/Report/ReportForm.tsx
@@ -88,7 +88,7 @@ export default function ReportForm({ config: cfg, onChange, allMuseums, allChann
               <button type="button" className="rf-remove-btn" onClick={() => onChange({ clientLogoBase64: null })}>✕</button>
             </>
           )}
-          <input ref={logoInputRef} type="file" accept="image/png,image/jpeg,image/svg+xml"
+          <input ref={logoInputRef} type="file" accept="image/png,image/jpeg"
             style={{ display: 'none' }} onChange={handleLogoUpload} />
         </div>
       </Field>
diff --git a/src/components/Report/index.tsx b/src/components/Report/index.tsx
index eefc9a1..8f4f8bb 100644
--- a/src/components/Report/index.tsx
+++ b/src/components/Report/index.tsx
@@ -22,6 +22,10 @@ export default function ReportPage({ data }: Props) {
   const patch = useCallback((p: Partial<ReportConfig>) => setConfig(c => ({ ...c, ...p })), []);
 
   const handleGenerate = async () => {
+    if (config.startDate > config.endDate) {
+      alert('End date must be after start date.');
+      return;
+    }
     setGenerating(true);
     try {
       const reportData = computeReportData(data, config);
@@ -31,10 +35,13 @@ export default function ReportPage({ data }: Props) {
       const slug = (config.clientName || 'report').toLowerCase().replace(/\s+/g, '-');
       a.href = url;
       a.download = `hihala-${slug}-${config.startDate.slice(0, 7)}.pdf`;
-      document.body.appendChild(a);
-      a.click();
-      document.body.removeChild(a);
-      URL.revokeObjectURL(url);
+      try {
+        document.body.appendChild(a);
+        a.click();
+      } finally {
+        document.body.removeChild(a);
+        URL.revokeObjectURL(url);
+      }
     } catch (err) {
       console.error('PDF generation failed:', err);
       alert('Failed to generate PDF. Please try again.');
diff --git a/src/components/Report/reportHelpers.ts b/src/components/Report/reportHelpers.ts
index 43c144b..da7edbc 100644
--- a/src/components/Report/reportHelpers.ts
+++ b/src/components/Report/reportHelpers.ts
@@ -106,8 +106,7 @@ function buildTrend(rows: MuseumRecord[], start: string, cfg: ReportConfig): { l
   const labels = Array.from({ length: maxK }, (_, i) => `W${i + 1}`);
   const values = labels.map((_, i) => {
     const group = acc[i + 1] || [];
-    const revenueField = cfg.includeVAT ? 'revenue_gross' : 'revenue_net';
-    return group.reduce((s, r) => s + parseFloat(String((r as any)[revenueField] || 0)), 0);
+    return group.reduce((s, r) => s + (cfg.includeVAT ? r.revenue_gross : r.revenue_net) || 0, 0);
   });
   return { labels, values };
 }