统一回测策略风控字段校验

crates/fidc-core/src/broker.rs

@@ -2388,6 +2388,19 @@ where
             .sum()
     }
 
+    fn reserved_open_buy_quantity(&self, symbol: &str, exclude_order_id: Option<u64>) -> u32 {
+        self.open_orders
+            .borrow()
+            .iter()
+            .filter(|order| {
+                order.side == OrderSide::Buy
+                    && order.symbol == symbol
+                    && exclude_order_id.is_none_or(|order_id| order.order_id != order_id)
+            })
+            .map(|order| order.remaining_quantity)
+            .sum()
+    }
+
     fn process_open_orders(
         &self,
         date: NaiveDate,
@@ -4251,6 +4264,49 @@ where
             return Ok(());
         }
 
+        let size_check_price = limit_price.unwrap_or_else(|| {
+            self.execution_order_limit_check_price(
+                date,
+                data,
+                symbol,
+                snapshot,
+                OrderSide::Sell,
+                algo_request,
+            )
+        });
+        if let Some(rule_reason) = ChinaAShareRiskControl::order_size_rejection_reason_with_config(
+            OrderSide::Sell,
+            requested_qty,
+            position.quantity,
+            size_check_price,
+            &self.risk_config,
+        ) {
+            report.order_events.push(OrderEvent {
+                date,
+                decision_date: None,
+                order_created_date: None,
+                execution_date: None,
+                order_id: Some(order_id),
+                symbol: symbol.to_string(),
+                side: OrderSide::Sell,
+                requested_quantity: requested_qty,
+                filled_quantity: 0,
+                status: OrderStatus::Rejected,
+                reason: format!("{reason}: {rule_reason}"),
+            });
+            Self::emit_order_process_event(
+                report,
+                date,
+                Self::creation_reject_kind(emit_creation_events),
+                order_id,
+                symbol,
+                OrderSide::Sell,
+                format!("status=Rejected reason={rule_reason}"),
+            );
+            self.clear_open_order(order_id);
+            return Ok(());
+        }
+
         if emit_creation_events {
             Self::emit_order_process_event(
                 report,
@@ -5984,6 +6040,54 @@ where
             return Ok(());
         }
 
+        let current_position_quantity = portfolio
+            .position(symbol)
+            .map(|position| position.quantity)
+            .unwrap_or(0)
+            .saturating_add(self.reserved_open_buy_quantity(symbol, Some(order_id)));
+        let size_check_price = limit_price.unwrap_or_else(|| {
+            self.execution_order_limit_check_price(
+                date,
+                data,
+                symbol,
+                snapshot,
+                OrderSide::Buy,
+                algo_request,
+            )
+        });
+        if let Some(rule_reason) = ChinaAShareRiskControl::order_size_rejection_reason_with_config(
+            OrderSide::Buy,
+            requested_qty,
+            current_position_quantity,
+            size_check_price,
+            &self.risk_config,
+        ) {
+            report.order_events.push(OrderEvent {
+                date,
+                decision_date: None,
+                order_created_date: None,
+                execution_date: None,
+                order_id: Some(order_id),
+                symbol: symbol.to_string(),
+                side: OrderSide::Buy,
+                requested_quantity: requested_qty,
+                filled_quantity: 0,
+                status: OrderStatus::Rejected,
+                reason: format!("{reason}: {rule_reason}"),
+            });
+            Self::emit_order_process_event(
+                report,
+                date,
+                Self::creation_reject_kind(emit_creation_events),
+                order_id,
+                symbol,
+                OrderSide::Buy,
+                format!("status=Rejected reason={rule_reason}"),
+            );
+            self.clear_open_order(order_id);
+            return Ok(());
+        }
+
         if emit_creation_events {
             Self::emit_order_process_event(
                 report,

crates/fidc-core/src/lib.rs

@@ -79,6 +79,7 @@ pub use platform_strategy_spec::{
     StrategyRebalanceSpec, StrategyRiskPolicySpec, StrategyRuntimeEnvironment,
     StrategyRuntimeExpressions, StrategyRuntimeSpec, StrategyUniverseSpec,
     platform_expr_config_from_spec, platform_expr_config_from_value,
+    validate_strategy_risk_policy_fields,
 };
 pub use portfolio::{CashReceivable, HoldingSummary, PendingCashFlow, PortfolioState, Position};
 pub use risk_control::{

crates/fidc-core/src/platform_strategy_spec.rs

@@ -268,6 +268,12 @@ pub struct StrategyEngineConfig {
 #[derive(Debug, Clone, Default, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct StrategyRiskPolicySpec {
+    #[serde(default, alias = "max_order_quantity", alias = "maxOrderQuantity")]
+    pub max_order_quantity: Option<f64>,
+    #[serde(default, alias = "max_order_notional", alias = "maxOrderNotional")]
+    pub max_order_notional: Option<f64>,
+    #[serde(default, alias = "max_symbol_position", alias = "maxSymbolPosition")]
+    pub max_symbol_position: Option<f64>,
     #[serde(default, alias = "reject_st_selection", alias = "rejectStSelection")]
     pub reject_st_selection: Option<bool>,
     #[serde(default, alias = "reject_st_buy", alias = "rejectStBuy")]
@@ -412,6 +418,9 @@ const RISK_POLICY_BOOL_ALIAS_GROUPS: &[(&str, &[&str])] = &[
 ];
 
 const RISK_POLICY_VALUE_ALIAS_GROUPS: &[(&str, &[&str])] = &[
+    ("maxOrderQuantity", &["max_order_quantity"]),
+    ("maxOrderNotional", &["max_order_notional"]),
+    ("maxSymbolPosition", &["max_symbol_position"]),
     ("volumePercent", &["volume_percent"]),
     ("commissionRate", &["commission_rate"]),
     (
@@ -1042,6 +1051,7 @@ pub fn platform_expr_config_from_value(
             .map_err(platform_config_error);
     }
     reject_removed_compatibility_fields(value).map_err(platform_config_error)?;
+    validate_strategy_risk_policy_fields(value).map_err(platform_config_error)?;
     let mut value = value.clone();
     normalize_strategy_aliases_in_value(&mut value).map_err(platform_config_error)?;
     normalize_risk_policy_aliases_in_value(&mut value).map_err(platform_config_error)?;
@@ -1050,6 +1060,69 @@ pub fn platform_expr_config_from_value(
         .map_err(platform_config_error)
 }
 
+/// Reject misspelled or unsupported fields inside a strategy risk policy.
+/// Generic JSON deserialization otherwise ignores unknown keys and makes a
+/// strategy appear protected while silently using the process default.
+pub fn validate_strategy_risk_policy_fields(value: &Value) -> Result<(), String> {
+    let mut allowed = BTreeSet::<&str>::new();
+    for (canonical, aliases) in RISK_POLICY_BOOL_ALIAS_GROUPS
+        .iter()
+        .chain(RISK_POLICY_VALUE_ALIAS_GROUPS.iter())
+    {
+        allowed.insert(*canonical);
+        for key in *aliases {
+            allowed.insert(*key);
+        }
+    }
+    for key in [
+        "blacklistedSymbols",
+        "blacklisted_symbols",
+        "blacklistedInstruments",
+        "blacklisted_instruments",
+        "blacklist",
+        // Legacy execution aliases are accepted by StrategyExecutionSpec and
+        // normalized into the same shared switches.
+        "volumeLimit",
+        "volume_limit",
+        "liquidityLimit",
+        "liquidity_limit",
+    ] {
+        allowed.insert(key);
+    }
+
+    fn walk(value: &Value, allowed: &BTreeSet<&str>, path: &str) -> Result<(), String> {
+        let Some(object) = value.as_object() else {
+            return Ok(());
+        };
+        for (key, child) in object {
+            let child_path = if path.is_empty() {
+                key.clone()
+            } else {
+                format!("{path}.{key}")
+            };
+            if matches!(key.as_str(), "riskPolicy" | "risk_policy") {
+                if child.is_null() {
+                    // Typed specs serialize an omitted Option policy as null;
+                    // that is equivalent to an absent strategy policy.
+                    continue;
+                }
+                let Some(policy) = child.as_object() else {
+                    return Err(format!("{child_path} must be a JSON object"));
+                };
+                for policy_key in policy.keys() {
+                    if !allowed.contains(policy_key.as_str()) {
+                        return Err(format!("unsupported riskPolicy field: {policy_key}"));
+                    }
+                }
+            }
+            walk(child, allowed, &child_path)?;
+        }
+        Ok(())
+    }
+
+    walk(value, &allowed, "")
+}
+
 fn reject_removed_compatibility_fields(value: &Value) -> Result<(), String> {
     const SECTION_NAMES: [&str; 3] = ["engineConfig", "engine_config", "execution"];
     const FIELD_NAMES: [&str; 4] = [
@@ -1095,6 +1168,14 @@ fn valid_non_negative(value: Option<f64>) -> Option<f64> {
     value.filter(|item| item.is_finite() && *item >= 0.0)
 }
 
+fn valid_positive_limit(value: Option<f64>, field_name: &str) -> Result<Option<f64>, String> {
+    match value {
+        None => Ok(None),
+        Some(item) if item.is_finite() && item > 0.0 => Ok(Some(item)),
+        Some(_) => Err(format!("{field_name} must be a positive finite number")),
+    }
+}
+
 fn normalize_percent_ratio(value: f64, field_name: &str) -> Result<f64, String> {
     if !value.is_finite() || value <= 0.0 {
         return Err(format!("{field_name} must be a positive finite number"));
@@ -1214,6 +1295,27 @@ fn apply_risk_policy_overrides(
     let Some(policy) = policy else {
         return Ok(());
     };
+    let max_order_quantity = valid_positive_limit(
+        policy.max_order_quantity,
+        "riskPolicy.maxOrderQuantity",
+    )?;
+    let max_order_notional = valid_positive_limit(
+        policy.max_order_notional,
+        "riskPolicy.maxOrderNotional",
+    )?;
+    let max_symbol_position = valid_positive_limit(
+        policy.max_symbol_position,
+        "riskPolicy.maxSymbolPosition",
+    )?;
+    if let Some(value) = max_order_quantity {
+        cfg.risk_config.trading_constraints.max_order_quantity = value;
+    }
+    if let Some(value) = max_order_notional {
+        cfg.risk_config.trading_constraints.max_order_notional = value;
+    }
+    if let Some(value) = max_symbol_position {
+        cfg.risk_config.trading_constraints.max_symbol_position = value;
+    }
     let static_rules = &mut cfg.risk_config.static_rules;
     if let Some(value) = policy.reject_st_selection {
         static_rules.reject_st_selection = value;
@@ -3287,6 +3389,9 @@ mod tests {
                     "rejectUpperLimitBuy": false,
                     "rejectLowerLimitSell": false,
                     "forbidSameDayRebuyAfterSell": true,
+                    "maxOrderQuantity": 8000,
+                    "maxOrderNotional": 2000000,
+                    "maxSymbolPosition": 12000,
                     "blacklist": [" 600000.SH ", ""],
                     "volumeLimitEnabled": true,
                     "volumePercent": 0.1,
@@ -3328,6 +3433,9 @@ mod tests {
         );
         assert!(cfg.risk_config.trading_constraints.volume_limit_enabled);
         assert!(cfg.risk_config.trading_constraints.liquidity_limit_enabled);
+        assert_eq!(cfg.risk_config.trading_constraints.max_order_quantity, 8000.0);
+        assert_eq!(cfg.risk_config.trading_constraints.max_order_notional, 2_000_000.0);
+        assert_eq!(cfg.risk_config.trading_constraints.max_symbol_position, 12_000.0);
         assert!((cfg.risk_config.trading_constraints.volume_percent - 0.25).abs() < 1e-12);
         assert_eq!(
             cfg.risk_config
@@ -3350,6 +3458,22 @@ mod tests {
         assert!(cfg.quote_quantity_limit);
     }
 
+    #[test]
+    fn rejects_non_positive_shared_order_limits() {
+        for (field, value) in [
+            ("maxOrderQuantity", 0.0),
+            ("maxOrderNotional", -1.0),
+            ("maxSymbolPosition", -0.5),
+        ] {
+            let spec = serde_json::json!({
+                "execution": { "riskPolicy": { field: value } }
+            });
+            let error = platform_expr_config_from_value("", "", &spec)
+                .expect_err("invalid shared order limit must fail");
+            assert!(error.to_string().contains("riskPolicy"));
+        }
+    }
+
     #[test]
     fn volume_limit_does_not_enable_quote_quantity_limit_for_minute_last() {
         let spec = serde_json::json!({
@@ -3482,6 +3606,21 @@ mod tests {
         );
     }
 
+    #[test]
+    fn rejects_unknown_strategy_risk_policy_fields_before_deserialization() {
+        let error = validate_strategy_risk_policy_fields(&serde_json::json!({
+            "execution": {
+                "riskPolicy": {"rejectStBuy": true, "typoRiskSwitch": false}
+            }
+        }))
+        .expect_err("unsupported risk policy fields must fail closed");
+        assert!(error.contains("typoRiskSwitch"), "{error}");
+        validate_strategy_risk_policy_fields(&serde_json::json!({
+            "execution": {"riskPolicy": {"maxOrderQuantity": 1000}}
+        }))
+        .expect("supported strategy risk fields should pass");
+    }
+
     #[test]
     fn accepts_equivalent_risk_policy_alias_values() {
         let spec = serde_json::json!({

crates/fidc-core/src/risk_control.rs

@@ -6,6 +6,7 @@ use serde::{Deserialize, Serialize};
 use crate::data::{CandidateEligibility, DailyMarketSnapshot, PriceField};
 use crate::instrument::Instrument;
 use crate::portfolio::Position;
+use crate::OrderSide;
 
 #[derive(Debug, Clone, Copy, Default)]
 pub struct ChinaAShareRiskControl;
@@ -77,6 +78,13 @@ impl Default for StaticRiskRuleConfig {
 
 #[derive(Debug, Clone, Copy, PartialEq, Serialize, Deserialize)]
 pub struct TradingConstraintConfig {
+    /// Shared execution limits.  These fields intentionally use the same
+    /// names and defaults as the FIDC trading-core RiskLimits contract so a
+    /// strategy cannot appear protected in paper/live while being unlimited
+    /// in a backtest.
+    pub max_order_quantity: f64,
+    pub max_order_notional: f64,
+    pub max_symbol_position: f64,
     pub volume_limit_enabled: bool,
     pub volume_percent: f64,
     pub liquidity_limit_enabled: bool,
@@ -91,6 +99,9 @@ pub struct TradingConstraintConfig {
 impl Default for TradingConstraintConfig {
     fn default() -> Self {
         Self {
+            max_order_quantity: 1_000_000.0,
+            max_order_notional: 100_000_000.0,
+            max_symbol_position: 10_000_000.0,
             volume_limit_enabled: true,
             volume_percent: 0.25,
             liquidity_limit_enabled: true,
@@ -479,6 +490,36 @@ impl ChinaAShareRiskControl {
         None
     }
 
+    /// Apply the shared quantity/notional/position limits at the same stage
+    /// as paper/live `RiskLimits`.  Static instrument rules remain in the
+    /// side-specific methods above; this helper only checks order sizing and
+    /// never changes selection semantics.
+    pub fn order_size_rejection_reason_with_config(
+        side: OrderSide,
+        requested_quantity: u32,
+        current_position_quantity: u32,
+        check_price: f64,
+        config: &FidcRiskControlConfig,
+    ) -> Option<&'static str> {
+        let limits = &config.trading_constraints;
+        if (requested_quantity as f64) > limits.max_order_quantity {
+            return Some("quantity exceeds max_order_quantity");
+        }
+        if check_price.is_finite()
+            && check_price > 0.0
+            && (requested_quantity as f64) * check_price > limits.max_order_notional
+        {
+            return Some("notional exceeds max_order_notional");
+        }
+        if side == OrderSide::Buy
+            && (current_position_quantity as f64) + (requested_quantity as f64)
+                > limits.max_symbol_position
+        {
+            return Some("position exceeds max_symbol_position");
+        }
+        None
+    }
+
     pub fn sell_rejection_reason(
         date: NaiveDate,
         candidate: &CandidateEligibility,
@@ -1426,4 +1467,53 @@ mod tests {
         assert_eq!(enabled_reason, Some("lower_limit"));
         assert_eq!(configured_reason, None);
     }
+
+    #[test]
+    fn shared_order_size_limits_apply_to_both_sides_and_buy_position() {
+        let mut config = FidcRiskControlConfig::default();
+        config.trading_constraints.max_order_quantity = 500.0;
+        config.trading_constraints.max_order_notional = 5_000.0;
+        config.trading_constraints.max_symbol_position = 800.0;
+
+        assert_eq!(
+            ChinaAShareRiskControl::order_size_rejection_reason_with_config(
+                OrderSide::Buy,
+                600,
+                0,
+                5.0,
+                &config,
+            ),
+            Some("quantity exceeds max_order_quantity")
+        );
+        assert_eq!(
+            ChinaAShareRiskControl::order_size_rejection_reason_with_config(
+                OrderSide::Sell,
+                400,
+                10_000,
+                20.0,
+                &config,
+            ),
+            Some("notional exceeds max_order_notional")
+        );
+        assert_eq!(
+            ChinaAShareRiskControl::order_size_rejection_reason_with_config(
+                OrderSide::Buy,
+                300,
+                600,
+                5.0,
+                &config,
+            ),
+            Some("position exceeds max_symbol_position")
+        );
+        assert_eq!(
+            ChinaAShareRiskControl::order_size_rejection_reason_with_config(
+                OrderSide::Sell,
+                200,
+                10_000,
+                5.0,
+                &config,
+            ),
+            None
+        );
+    }
 }

crates/fidc-core/src/strategy_ai.rs

@@ -119,8 +119,8 @@ pub struct StrategyAiOptimizeRequest {
 }
 
 const PERFORMANCE_ACCEPTANCE_CONTRACT_PROMPT: &str = "收益验收合同：收益、回撤、年度收益、样本外区间及比较运算符只能来自用户目标、请求约束或不可变 candidate/promotion contract；不得注入 120% 或其他默认数值，也不得提高、降低或替换已经明确的门槛。没有明确数值合同时只做策略有效性、数据时序和风险审计，禁止声称收益已经达标；存在冻结合同时必须逐项按原运算符验证，不能只看总收益。";
-const DEFAULT_RISK_POLICY_DSL_PROMPT: &str = "reject_st_selection=false、reject_st_buy=true、reject_star_st_selection=false、reject_star_st_buy=true、reject_paused_selection=false、reject_paused_buy=true、reject_paused_sell=true、reject_inactive_selection=false、reject_inactive_buy=true、reject_inactive_sell=true、reject_new_listing_selection=false、reject_new_listing_buy=true、reject_kcb_selection=false、reject_kcb_buy=true、reject_bjse_selection=false、reject_bjse_buy=true、reject_one_yuan_selection=false、reject_one_yuan_buy=true、respect_allow_buy_sell=true、reject_upper_limit_selection=false、reject_lower_limit_selection=false、reject_upper_limit_buy=true、reject_lower_limit_sell=true、forbid_same_day_rebuy_after_sell=true、blacklist_enabled=true、allow_market_orders=true、live_trading_enabled=false、volume_limit_enabled=true、liquidity_limit_enabled=true、volume_percent=0.25、commission_rate=0.0003、minimum_commission=5、stamp_tax_rate_before_change=0.001、stamp_tax_rate_after_change=0.0005、stamp_tax_change_date=\"2023-08-28\"";
-const DEFAULT_RISK_POLICY_DSL_CODE: &str = "reject_st_selection=false, reject_st_buy=true, reject_star_st_selection=false, reject_star_st_buy=true, reject_paused_selection=false, reject_paused_buy=true, reject_paused_sell=true, reject_inactive_selection=false, reject_inactive_buy=true, reject_inactive_sell=true, reject_new_listing_selection=false, reject_new_listing_buy=true, reject_kcb_selection=false, reject_kcb_buy=true, reject_bjse_selection=false, reject_bjse_buy=true, reject_one_yuan_selection=false, reject_one_yuan_buy=true, respect_allow_buy_sell=true, reject_upper_limit_selection=false, reject_lower_limit_selection=false, reject_upper_limit_buy=true, reject_lower_limit_sell=true, forbid_same_day_rebuy_after_sell=true, blacklist_enabled=true, allow_market_orders=true, live_trading_enabled=false, volume_limit_enabled=true, liquidity_limit_enabled=true, volume_percent=0.25, commission_rate=0.0003, minimum_commission=5, stamp_tax_rate_before_change=0.001, stamp_tax_rate_after_change=0.0005, stamp_tax_change_date=\"2023-08-28\"";
+const DEFAULT_RISK_POLICY_DSL_PROMPT: &str = "max_order_quantity=1000000、max_order_notional=100000000、max_symbol_position=10000000、reject_st_selection=false、reject_st_buy=true、reject_star_st_selection=false、reject_star_st_buy=true、reject_paused_selection=false、reject_paused_buy=true、reject_paused_sell=true、reject_inactive_selection=false、reject_inactive_buy=true、reject_inactive_sell=true、reject_new_listing_selection=false、reject_new_listing_buy=true、reject_kcb_selection=false、reject_kcb_buy=true、reject_bjse_selection=false、reject_bjse_buy=true、reject_one_yuan_selection=false、reject_one_yuan_buy=true、respect_allow_buy_sell=true、reject_upper_limit_selection=false、reject_lower_limit_selection=false、reject_upper_limit_buy=true、reject_lower_limit_sell=true、forbid_same_day_rebuy_after_sell=true、blacklist_enabled=true、allow_market_orders=true、live_trading_enabled=false、volume_limit_enabled=true、liquidity_limit_enabled=true、volume_percent=0.25、commission_rate=0.0003、minimum_commission=5、stamp_tax_rate_before_change=0.001、stamp_tax_rate_after_change=0.0005、stamp_tax_change_date=\"2023-08-28\"";
+const DEFAULT_RISK_POLICY_DSL_CODE: &str = "max_order_quantity=1000000, max_order_notional=100000000, max_symbol_position=10000000, reject_st_selection=false, reject_st_buy=true, reject_star_st_selection=false, reject_star_st_buy=true, reject_paused_selection=false, reject_paused_buy=true, reject_paused_sell=true, reject_inactive_selection=false, reject_inactive_buy=true, reject_inactive_sell=true, reject_new_listing_selection=false, reject_new_listing_buy=true, reject_kcb_selection=false, reject_kcb_buy=true, reject_bjse_selection=false, reject_bjse_buy=true, reject_one_yuan_selection=false, reject_one_yuan_buy=true, respect_allow_buy_sell=true, reject_upper_limit_selection=false, reject_lower_limit_selection=false, reject_upper_limit_buy=true, reject_lower_limit_sell=true, forbid_same_day_rebuy_after_sell=true, blacklist_enabled=true, allow_market_orders=true, live_trading_enabled=false, volume_limit_enabled=true, liquidity_limit_enabled=true, volume_percent=0.25, commission_rate=0.0003, minimum_commission=5, stamp_tax_rate_before_change=0.001, stamp_tax_rate_after_change=0.0005, stamp_tax_change_date=\"2023-08-28\"";
 
 pub fn built_in_strategy_manual() -> StrategyAiManual {
     StrategyAiManual {
@@ -250,7 +250,7 @@ pub fn built_in_strategy_manual() -> StrategyAiManual {
             },
             ManualSection {
                 title: "risk.policy / risk.blacklist".to_string(),
-                detail: "统一配置 FIDC 基础风控。risk.policy(...) 支持 reject_st_selection、reject_st_buy、reject_star_st_selection、reject_star_st_buy、reject_paused_selection、reject_paused_buy、reject_paused_sell、reject_inactive_selection、reject_inactive_buy、reject_inactive_sell、reject_new_listing_selection、reject_new_listing_buy、reject_kcb_selection、reject_kcb_buy、reject_bjse_selection、reject_bjse_buy、reject_one_yuan_selection、reject_one_yuan_buy、respect_allow_buy_sell、reject_upper_limit_selection、reject_lower_limit_selection、reject_upper_limit_buy、reject_lower_limit_sell、forbid_same_day_rebuy_after_sell、blacklist_enabled、allow_market_orders、live_trading_enabled、blacklisted_symbols、volume_limit_enabled、liquidity_limit_enabled、volume_percent、commission_rate、minimum_commission、stamp_tax_rate_before_change、stamp_tax_rate_after_change、stamp_tax_change_date 等命名参数；risk.blacklist([\"600000.SH\"]) 写策略级黑名单。框架默认的 ST、*ST、停牌、退市、科创、北交所、一元、涨跌停、同日卖出禁买、黑名单、成交量和费用等基础风控必须走 risk.policy 或运行态 RiskLimits，不能被转换器隐式写进 universe.exclude 或 filter.stock_expr；但源策略明确写出的业务选股排除属于策略本身，必须原样保留在 filter.stock_expr，并且不能反向修改冻结的 reject_*_selection 开关。PG/Source Lake 是真相源，Redis 只可做当日锁、热配置缓存和配置变更通知。".to_string(),
+                detail: "统一配置 FIDC 基础风控。risk.policy(...) 支持 max_order_quantity、max_order_notional、max_symbol_position，以及 ST/*ST、停牌、退市、新股、科创、北交所、一元、涨跌停、同日卖出禁买、黑名单、成交量、流动性和交易成本等命名参数；risk.blacklist([\"600000.SH\"]) 写策略级黑名单。框架默认基础风控必须走 risk.policy 或运行态 RiskLimits，不能被转换器隐式写进 universe.exclude 或 filter.stock_expr；源策略明确写出的业务选股排除属于策略本身，必须原样保留，不能反向修改冻结的 reject_*_selection 开关；冻结的 `reject_*_selection` 值不得改变。PG/Source Lake 是真相源，Redis 只可做当日锁、热配置缓存和配置变更通知。".to_string(),
             },
             ManualSection {
                 title: "corporate_actions.dividend_reinvestment".to_string(),