产品调价继承工单币种（港币不再默成美元）；陆运集拼空分档只填询价重量那一档，跨境整车按已选线路写起讫。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/agent/policy/sea_group_ops.py

@@ -930,18 +930,19 @@ def apply_product_quote(
             merged.update(fields)
             sess.collab_facts = merged
     line = str(view.get("business_line") or view.get("businessLine") or "").strip().upper()
+    base = _current_quote(view, sess)
     quote = extract_product_quote(
         text,
         injected=injected_quote,
         business_line=line,
         transport_mode="陆运" if line == "LAND" else ("海运" if line == "SEA" else ""),
+        baseline_currency=_quote_currency_hint(base),
     )
     if not quote:
         logger.info("产品报价未识别 wo=%s text=%s", no, (text or "")[:200])
         send_group_text(client, chat_id, copy.group_quote_not_recognized())
         return "quote_not_recognized"
     quote = _attach_land_weight_band_segment(quote, view)
-    base = _current_quote(view, sess)
     if _has_tms_quote(base):
         _park_pending_quote(no, quote, sess, flow)
         send_group_text(client, chat_id, copy.group_ask_tms_or_product())
@@ -1405,6 +1406,53 @@ def _current_quote(view: dict[str, Any], sess: Any) -> dict[str, Any]:
     return base
 
 
+def _quote_currency_hint(quote: dict[str, Any] | None) -> str:
+    """
+    当前报价币种提示：顶层 currency → 金额前缀 → 费用行/线路段。
+
+    产品改价未写币种时继承此值，禁止默认 USD（WO202610090107 中港 HKD）。
+    """
+    src = dict(quote or {})
+    for key in ("currency", "currencyCode"):
+        code = str(src.get(key) or "").strip().upper()
+        if code:
+            return code
+    for key in ("cost", "total", "freight", "land_freight"):
+        raw = str(src.get(key) or "").strip().upper()
+        for prefix in ("HKD", "CNY", "USD", "EUR", "JPY", "GBP", "RMB"):
+            if raw.startswith(prefix):
+                return "CNY" if prefix == "RMB" else prefix
+    for row in _quote_fee_rows(src):
+        code = str(row.get("currency") or row.get("currencyCode") or "").strip().upper()
+        if code:
+            return code
+    for key in ("landSegments", "route_rows", "selected_land_route"):
+        raw = src.get(key)
+        if isinstance(raw, str) and raw.strip():
+            try:
+                import json
+
+                raw = json.loads(raw)
+            except Exception:
+                continue
+        if isinstance(raw, dict):
+            legs = raw.get("legs") if isinstance(raw.get("legs"), list) else [raw]
+            for leg in legs:
+                if not isinstance(leg, dict):
+                    continue
+                code = str(leg.get("currency") or "").strip().upper()
+                if code:
+                    return code
+        elif isinstance(raw, list):
+            for leg in raw:
+                if not isinstance(leg, dict):
+                    continue
+                code = str(leg.get("currency") or "").strip().upper()
+                if code:
+                    return code
+    return ""
+
+
 def _has_tms_quote(quote: dict[str, Any] | None) -> bool:
     """当前价来自 TMS 才要问；产品价、销售调价不再替用户选。"""
     src = dict(quote or {})