Add long-straddle premium overlay to hub amp stats.

Configurable bilateral premium with exceed counts/ratios and settlement PnL for buying volatility.

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

manual_trading_hub/static/index.html

@@ -16,7 +16,7 @@
   <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
   <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Orbitron:wght@500;600;700&display=swap" rel="stylesheet" media="print" onload="this.media='all'" />
   <noscript><link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Orbitron:wght@500;600;700&display=swap" rel="stylesheet" /></noscript>
-      <link rel="stylesheet" href="/assets/app.css?v=20260723-amp-stats" />
+      <link rel="stylesheet" href="/assets/app.css?v=20260723-amp-straddle" />
   <link rel="stylesheet" href="/assets/trade_stats_calendar.css?v=4" />
   <link rel="stylesheet" href="/assets/account_risk_badge.css?v=4" />
   <script src="/assets/account_risk_badge.js?v=4"></script>
@@ -1051,6 +1051,10 @@
             <span>自定义天数</span>
             <input id="amp-custom-days" type="number" min="7" max="400" value="60" />
           </label>
+          <label class="amp-field">
+            <span>买跨·双边权利金(点)</span>
+            <input id="amp-straddle-premium" type="number" min="0" step="any" placeholder="如 30" />
+          </label>
           <div class="amp-actions">
             <button type="button" id="amp-btn-compute" class="primary">计算</button>
             <button type="button" id="amp-btn-save" class="ghost">保存到历史</button>
@@ -1058,9 +1062,11 @@
           </div>
         </div>
         <p id="amp-status" class="toolbar-meta amp-status"></p>
-        <p class="amp-hint">口径:开→高=最高−开盘;开→低=开盘−最低;振幅=最高−最低(均为点数).未到 16:00 的当日不入样.</p>
+        <p class="amp-hint">口径:开→高=最高−开盘;开→低=开盘−最低;振幅=最高−最低(均为点数).未到 16:00 的当日不入样.买跨对照:越过用严格 &gt;;盈亏=|收−开|−双边权利金.</p>
         <h3 class="amp-block-title">汇总</h3>
         <div id="amp-summary" class="amp-summary"></div>
+        <h3 class="amp-block-title">买跨对照</h3>
+        <div id="amp-straddle" class="amp-summary amp-straddle"></div>
         <h3 class="amp-block-title">日表明细</h3>
         <div class="amp-table-wrap">
           <table class="amp-table">
@@ -1490,7 +1496,7 @@
   <script src="/assets/funds.js?v=20260717-funds-scroll-fix"></script>
   <script src="/assets/dashboard.js?v=20260720-dash-sl-tp"></script>
   <script src="/assets/strategy.js?v=9"></script>
-  <script src="/assets/amp_stats.js?v=1"></script>
+  <script src="/assets/amp_stats.js?v=2"></script>
   <script src="/assets/help.js?v=1"></script>
   <script src="/assets/logs.js?v=1"></script>
   <script src="/assets/ai_review_render.js?v=3"></script>