diff --git a/app.py b/app.py
index 7ced0cb..01565be 100644
--- a/app.py
+++ b/app.py
@@ -59,31 +59,33 @@ class AHKParser:
     lab = "AHK"
 
     # ---------- helpers ----------
-    def clean(self, t):
-        return " ".join(t.replace("\xa0", " ").split())
+    def norm(self, s):
+        return s.replace("\xa0", " ").strip()
 
     def find(self, pattern, text):
         m = re.search(pattern, text, re.I)
-        return self.clean(m.group(1)) if m else None
+        return self.norm(m.group(1)) if m else None
+
+    def lines(self, text):
+        return [self.norm(l) for l in text.splitlines() if self.norm(l)]
 
     def block(self, text, labels):
-        lines = [self.clean(l) for l in text.splitlines() if self.clean(l)]
-        idx = [i for i,l in enumerate(lines) if l in labels]
+        L = self.lines(text)
+        idx = [i for i,l in enumerate(L) if l in labels]
         values = []
 
         for i in range(len(idx)):
             start = idx[i]
-            end = idx[i+1] if i+1 < len(idx) else len(lines)
+            end   = idx[i+1] if i+1 < len(idx) else len(L)
             for j in range(start, end):
-                if lines[j].startswith(":"):
-                    values.append(lines[j].lstrip(":").strip())
+                if L[j].startswith(":"):
+                    values.append(L[j][1:].strip())
                     break
         return dict(zip(labels, values))
 
     # ---------- parser ----------
     def parse(self, text):
         r = empty_weight_report("AHK")
-        text = self.clean(text)
 
         # ---------- report ----------
         r["report"]["reference"] = self.find(r"(AHK\s*/\S+)", text)
@@ -94,10 +96,9 @@ class AHKParser:
         r["contract"]["commodity"]  = "Raw Cotton"
 
         # ---------- parties ----------
-        r["parties"]["buyer"]  = self.find(r"Buyer\s*:\s*(.+)", text)
-        r["parties"]["seller"] = self.find(r"Client\s*Ref No\.\s*:\s*(.+)", text)
+        r["parties"]["buyer"] = self.find(r"Buyer\s*:\s*(.+)", text)
 
-        # ---------- shipment block ----------
+        # ---------- shipment ----------
         ship = self.block(text, [
             "Total Bales","Vessel","Voy. No.","B/L No.","B/L Date","Destination",
             "Growth","Arrival Date","First date of weighing","Last Date of Weighing",