Fix perp manual order watch_entry bug; slim dialog UI; nav shows 永期/期期.

Manual market_order was validated as watch (missing watch_entry=0). Collapse order calc into details, remove page head card, show mode name in nav.

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

lib/hedge_plan/hedge_plan_orders_lib.py

@@ -1180,11 +1180,13 @@ def validate_start_body(plan_type: str, body: dict[str, Any]) -> Optional[str]:
         if is_option_primary(body):
             from lib.hedge_plan.hedge_plan_option_primary_lib import validate_option_primary_watch
 
-            # 以期权为主默认盯盘启动(非现场开仓);显式 watch_entry=0 才走即开校验
+            # 手动下单(market_order)或显式 watch_entry=0 → 即开校验;否则盯盘
+            market = body.get("market_order") in (True, 1, "1", "true", "yes", "on")
             watch = body.get("watch_entry")
-            if watch in (None, "", True, 1, "1", "true", "yes", "on"):
-                return validate_option_primary_watch(body)
-            return validate_option_primary_start(body)
+            watch_off = watch in (False, 0, "0", "false", "no", "off")
+            if market or watch_off:
+                return validate_option_primary_start(body)
+            return validate_option_primary_watch(body)
         need = ("direction", "entry", "tp", "sl", "contracts", "opt_inst_id", "sheets", "exchange_symbol")
         for k in need:
             if body.get(k) in (None, ""):