Add collapsible rule descriptions to trade, strategy, and key pages.

Shared module-rules styling; key monitor rules collapsed by default like other modules.

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

templates/strategy.html

@@ -20,6 +20,24 @@
 {% endblock %}
 {% block content %}
 <div class="strategy-page">
+<details class="module-rules">
+    <summary>规则说明</summary>
+    <div class="module-rules-body">
+        <p><strong>趋势回调</strong></p>
+        <ul>
+            <li>填写品种、方向、周期、止损、补仓边界、止盈 → <strong>预览计划</strong> → 确认后<strong>市价开首仓</strong></li>
+            <li>须 CTP 已连接、交易时段内、账户风控允许开仓</li>
+            <li>运行中：价格触及<strong>止盈</strong> → 全部平仓结案；回落至<strong>网格档位</strong> → 自动分档补仓</li>
+            <li>可手动「结束计划」；记录归档至策略交易记录</li>
+        </ul>
+        <p><strong>顺势加仓（滚仓）</strong></p>
+        <ul>
+            <li>在「下单监控」已有 <strong>active 持仓监控</strong> 上扩大仓位，统一抬高止损</li>
+            <li>预览后执行；<strong>仓位上限冻结时仍可滚仓</strong>，但受滚仓保证金上限约束</li>
+            <li>最多 3 腿；止盈锁定首仓逻辑</li>
+        </ul>
+    </div>
+</details>
 <div class="split-grid">
     <div class="card">
         <h2>趋势回调</h2>