diff --git a/EnvelopeGenerator.ReceiverUIBlazor/Pages/Index.razor b/EnvelopeGenerator.ReceiverUIBlazor/Pages/Index.razor
index 3f307da7..3228d138 100644
--- a/EnvelopeGenerator.ReceiverUIBlazor/Pages/Index.razor
+++ b/EnvelopeGenerator.ReceiverUIBlazor/Pages/Index.razor
@@ -84,6 +84,7 @@
     private ElementReference OverlayRef;
 
     private string? PdfBase64;
+    private string? OriginalPdfBase64;
     private int PageIndex;
     private int PageCount;
     private double ViewportWidthPx = 800;
@@ -143,6 +144,7 @@
             using var ms = new MemoryStream();
             await stream.CopyToAsync(ms);
             PdfBase64 = Convert.ToBase64String(ms.ToArray());
+            OriginalPdfBase64 = PdfBase64;
 
             // Show the canvas before we start rendering
             await InvokeAsync(StateHasChanged);
@@ -186,13 +188,28 @@
         }
     }
 
-    private void Reset()
+    private async Task Reset()
     {
-        PdfBase64 = null;
-        PageIndex = 0;
-        PageCount = 0;
-        ViewportHeightPx = 0;
+        ErrorMessage = null;
         CloseOverlays();
+        ShowSignaturePadModal = false;
+        OverlayXpx = 20;
+        OverlayYpx = 20;
+        OverlayWidthPx = 200;
+        OverlayHeightPx = 80;
+        TextValue = "Text";
+
+        if (string.IsNullOrWhiteSpace(OriginalPdfBase64))
+        {
+            return;
+        }
+
+        PdfBase64 = OriginalPdfBase64;
+        PageIndex = 0;
+
+        var result = await JS.InvokeAsync<RenderResult>("pdfInterop.loadPdf", PdfBase64);
+        PageCount = result.Pages;
+        await RenderPage();
     }
 
     private void CloseOverlays()
diff --git a/EnvelopeGenerator.ReceiverUIBlazor/wwwroot/css/app.css b/EnvelopeGenerator.ReceiverUIBlazor/wwwroot/css/app.css
index b6892527..12714836 100644
--- a/EnvelopeGenerator.ReceiverUIBlazor/wwwroot/css/app.css
+++ b/EnvelopeGenerator.ReceiverUIBlazor/wwwroot/css/app.css
@@ -1,114 +1,143 @@
+:root {
+    --bg: #f6f7fb;
+    --bg-strong: #eef2fb;
+    --text: #0f172a;
+    --muted: #475569;
+    --border: #e2e8f0;
+    --shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
+    --card: #ffffff;
+    --accent: #2563eb;
+    --accent-strong: #1d4ed8;
+    --accent-soft: #e8efff;
+    --danger: #dc2626;
+}
+
 body {
     margin: 0;
-    font-family: "Segoe UI", Arial, sans-serif;
-    background: #0f172a;
-    color: #e2e8f0;
+    font-family: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;
+    background: radial-gradient(120% 120% at 10% 20%, #ffffff 0%, #f3f6ff 45%, #eef2fb 80%);
+    color: var(--text);
+    line-height: 1.5;
 }
 
 .main-layout {
     min-height: 100vh;
-    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0b1220 100%);
 }
 
 .top-bar {
     display: flex;
     align-items: center;
-    padding: 12px 20px;
-    background: rgba(255, 255, 255, 0.04);
-    border-bottom: 1px solid rgba(226, 232, 240, 0.08);
+    padding: 14px 24px;
+    background: var(--card);
+    border-bottom: 1px solid var(--border);
+    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
 }
 
 .top-bar .brand {
-    font-weight: 700;
-    letter-spacing: 0.5px;
+    font-weight: 800;
+    letter-spacing: 0.4px;
 }
 
 .content {
-    padding: 24px 32px;
+    padding: 28px 32px 40px;
+    max-width: 1200px;
+    margin: 0 auto;
+    display: flex;
+    flex-direction: column;
+    gap: 16px;
+    align-items: center;
 }
 
 h1 {
-    margin-top: 0;
-    margin-bottom: 8px;
-    letter-spacing: 0.3px;
+    margin: 0 0 10px;
+    letter-spacing: 0.2px;
 }
 
 .controls {
     display: flex;
-    gap: 8px;
+    gap: 10px;
     flex-wrap: wrap;
     align-items: center;
-    margin-bottom: 12px;
+    margin-bottom: 14px;
+    justify-content: center;
 }
 
 .btn {
-    background: #22d3ee;
-    color: #0f172a;
+    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
+    color: #ffffff;
     border: none;
     padding: 10px 14px;
-    border-radius: 8px;
-    font-weight: 600;
+    border-radius: 10px;
+    font-weight: 700;
     cursor: pointer;
-    transition: transform 120ms ease, box-shadow 120ms ease;
+    transition: transform 120ms ease, box-shadow 120ms ease, filter 120ms ease;
+    box-shadow: 0 12px 28px rgba(37, 99, 235, 0.22);
 }
 
 .btn:hover:not(:disabled) {
     transform: translateY(-1px);
-    box-shadow: 0 8px 18px rgba(34, 211, 238, 0.25);
+    filter: brightness(1.02);
 }
 
 .btn:disabled {
-    opacity: 0.4;
+    opacity: 0.45;
     cursor: not-allowed;
+    box-shadow: none;
 }
 
 .btn.secondary {
-    background: rgba(226, 232, 240, 0.12);
-    color: #e2e8f0;
-    border: 1px solid rgba(226, 232, 240, 0.2);
+    background: var(--accent-soft);
+    color: var(--accent-strong);
+    border: 1px solid var(--border);
+    box-shadow: none;
 }
 
 .drop-hint {
-    padding: 24px;
-    border: 1px dashed rgba(226, 232, 240, 0.3);
-    border-radius: 12px;
+    padding: 26px;
+    border: 1px dashed var(--border);
+    border-radius: 14px;
     text-align: center;
-    color: rgba(226, 232, 240, 0.8);
+    color: var(--muted);
+    background: #ffffff;
+    width: min(1100px, 100%);
+    margin: 0 auto;
 }
 
 .error-banner {
-    margin-top: 8px;
-    padding: 10px 12px;
-    border-radius: 8px;
-    background: rgba(239, 68, 68, 0.12);
-    border: 1px solid rgba(239, 68, 68, 0.3);
-    color: #fecdd3;
+    margin-top: 10px;
+    padding: 12px 14px;
+    border-radius: 10px;
+    background: #fff1f2;
+    border: 1px solid #fecdd3;
+    color: #b91c1c;
 }
 
 .document-shell {
     position: relative;
-    margin-top: 12px;
-    border-radius: 12px;
+    margin-top: 14px;
+    border-radius: 14px;
     overflow: hidden;
-    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
-    background: #0b1220;
-    border: 1px solid rgba(226, 232, 240, 0.08);
+    box-shadow: var(--shadow);
+    background: var(--card);
+    border: 1px solid var(--border);
+    margin-left: auto;
+    margin-right: auto;
 }
 
 canvas {
     display: block;
     width: 100%;
     height: auto;
-    background: #111827;
+    background: #ffffff;
 }
 
 .overlay {
     position: absolute;
-    border: 2px solid #22d3ee;
-    border-radius: 8px;
-    padding: 6px;
-    background: rgba(15, 23, 42, 0.9);
-    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
+    border: 1px dashed var(--accent);
+    border-radius: 10px;
+    padding: 8px;
+    background: rgba(255, 255, 255, 0.96);
+    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.15);
     user-select: none;
     touch-action: none;
 }
@@ -121,36 +150,39 @@ canvas {
 
 .overlay-controls {
     position: absolute;
-    top: -36px;
+    top: -44px;
     right: 0;
     display: flex;
-    gap: 4px;
+    gap: 6px;
 }
 
 .overlay-btn {
-    background: #0f172a;
-    color: #22d3ee;
-    border: 1px solid rgba(34, 211, 238, 0.4);
-    border-radius: 6px;
-    padding: 4px 8px;
+    background: #ffffff;
+    color: var(--accent-strong);
+    border: 1px solid var(--accent);
+    border-radius: 8px;
+    padding: 6px 10px;
     cursor: pointer;
+    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.15);
 }
 
 .overlay-input {
-    border: none;
-    background: transparent;
-    color: #e2e8f0;
+    border: 1px solid var(--border);
+    background: #ffffff;
+    color: var(--text);
     font-size: 18px;
-    padding: 4px;
-    min-width: 160px;
+    padding: 6px 8px;
+    min-width: 180px;
+    border-radius: 8px;
     outline: none;
 }
 
 .paging {
-    margin-top: 12px;
+    margin-top: 14px;
     display: flex;
     gap: 10px;
     align-items: center;
+    color: var(--muted);
 }
 
 .modal-backdrop {
@@ -159,7 +191,8 @@ canvas {
     left: 0;
     right: 0;
     bottom: 0;
-    background: rgba(0, 0, 0, 0.65);
+    background: rgba(15, 23, 42, 0.35);
+    backdrop-filter: blur(3px);
     display: flex;
     align-items: center;
     justify-content: center;
@@ -167,25 +200,26 @@ canvas {
 }
 
 .modal {
-    background: #0f172a;
-    border: 1px solid rgba(226, 232, 240, 0.08);
-    border-radius: 12px;
-    padding: 16px;
+    background: var(--card);
+    border: 1px solid var(--border);
+    border-radius: 14px;
+    padding: 18px;
     min-width: 760px;
-    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
+    box-shadow: var(--shadow);
 }
 
 .modal-row {
     display: flex;
     align-items: center;
-    gap: 10px;
-    margin-top: 10px;
+    gap: 12px;
+    margin-top: 12px;
+    color: var(--muted);
 }
 
 .modal canvas {
-    background: #0b1220;
-    border: 1px solid rgba(226, 232, 240, 0.1);
-    border-radius: 8px;
+    background: #ffffff;
+    border: 1px solid var(--border);
+    border-radius: 10px;
 }
 
 .spacer {
diff --git a/EnvelopeGenerator.ReceiverUIBlazor/wwwroot/js/pdfInterop.js b/EnvelopeGenerator.ReceiverUIBlazor/wwwroot/js/pdfInterop.js
index 6f8c60c0..6d0ea97f 100644
--- a/EnvelopeGenerator.ReceiverUIBlazor/wwwroot/js/pdfInterop.js
+++ b/EnvelopeGenerator.ReceiverUIBlazor/wwwroot/js/pdfInterop.js
@@ -175,7 +175,7 @@
                     x,
                     y: y - 14 * scaleY,
                     size: 14 * scaleX,
-                    color: PDFLib.rgb(0.07, 0.54, 0.26),
+                    color: PDFLib.rgb(0.11, 0.25, 0.56),
                 });
             }
 
@@ -209,7 +209,7 @@
                 x,
                 y,
                 size: fontSize * scaleX,
-                color: PDFLib.rgb(0.9, 0.9, 0.9),
+                color: PDFLib.rgb(0.2, 0.23, 0.28),
             });
 
             const updatedBase64 = await pdfDoc.saveAsBase64({ dataUri: false });
@@ -225,7 +225,7 @@
             const ctx = canvas.getContext('2d');
             ctx.lineWidth = 2;
             ctx.lineCap = 'round';
-            ctx.strokeStyle = '#22d3ee';
+            ctx.strokeStyle = '#1c3d8f';
 
             const padState = {
                 drawing: false,