diff --git a/app/report.py b/app/report.py
index 2f99288..59b4839 100644
--- a/app/report.py
+++ b/app/report.py
@@ -44,16 +44,32 @@ def get_score_color(score: float) -> str:
 
 
 def get_rating_symbol(rating: int) -> str:
-    """Convert numeric rating to symbol."""
-    if rating >= 2:
+    """Convert numeric rating to symbol — gleiche Logik wie in models.py
+    und v2/components/matrix_mini.html. Skala -5..+5."""
+    if rating >= 4:
         return "++"
-    if rating == 1:
+    if rating >= 1:
         return "+"
     if rating == 0:
         return "○"
-    if rating == -1:
-        return "−"
-    return "−−"
+    if rating <= -4:
+        return "−−"
+    return "−"
+
+
+def get_rating_class(rating: int) -> str:
+    """5-Klassen-Coloring analog zu v2 matrix_mini (m-pp/m-p/m-0/m-n/m-nn)
+    — vorher hatte das PDF nur 3 Klassen (positive/negative/neutral),
+    was zu 'gleichfarbig' für + und ++ führte."""
+    if rating >= 4:
+        return "rating-pp"
+    if rating >= 1:
+        return "rating-p"
+    if rating == 0:
+        return "rating-0"
+    if rating <= -4:
+        return "rating-nn"
+    return "rating-n"
 
 
 def format_redline_html(text: str) -> str:
@@ -102,13 +118,13 @@ def build_matrix_html(assessment: Assessment) -> str:
             entry = rating_map.get(field)
             if entry:
                 symbol = get_rating_symbol(entry.rating)
-                css_class = "positive" if entry.rating > 0 else ("negative" if entry.rating < 0 else "neutral")
+                css_class = get_rating_class(entry.rating)
                 # entry.aspect comes from the LLM and is interpolated into a
                 # title="..." attribute — escape it so a stray double-quote
                 # cannot break out and inject attributes/handlers.
                 html.append(f'<td class="{css_class}" title="{_e(entry.aspect)}">{symbol}</td>')
             else:
-                html.append('<td></td>')
+                html.append('<td class="rating-0"></td>')
         html.append('</tr>')
     
     html.append('</tbody></table>')
@@ -279,21 +295,35 @@ async def generate_html_report(
             font-size: 8pt;
         }}
         
-        .matrix-table .positive {{
+        /* 5-Klassen-Coloring analog zu v2 matrix_mini (#177): ++ und +
+           müssen visuell deutlich unterscheidbar sein. */
+        .matrix-table .rating-pp {{
             background: var(--color-green);
             color: white;
             font-weight: bold;
         }}
-        
-        .matrix-table .negative {{
+        .matrix-table .rating-p {{
+            background: #cddaa1;  /* heller Grün-Tint */
+            color: var(--color-darkgray);
+        }}
+        .matrix-table .rating-0 {{
+            background: #f6f6f6;
+            color: #888;
+        }}
+        .matrix-table .rating-n {{
+            background: #efc9c3;  /* heller Rot-Tint */
+            color: var(--color-darkgray);
+        }}
+        .matrix-table .rating-nn {{
             background: var(--color-red);
             color: white;
             font-weight: bold;
         }}
-        
-        .matrix-table .neutral {{
-            background: #f0f0f0;
-        }}
+        /* Backwards-Compat fuer evtl. zwischengespeicherte HTML mit
+           alten Klassennamen — gleiche Optik wie rating-pp/-nn/-0. */
+        .matrix-table .positive {{ background: var(--color-green); color: white; font-weight: bold; }}
+        .matrix-table .negative {{ background: var(--color-red); color: white; font-weight: bold; }}
+        .matrix-table .neutral  {{ background: #f0f0f0; }}
         
         .verbesserung {{
             margin: 0.5rem 0;