feat: 趋势户开仓类型大分歧A/B/小分歧，自动联动趋势波段与复盘

下单监控增加 entry_model 下拉；平仓写入短标签并预填复盘。Binance/OKX 用趋势 profile，Gate 日内仍用手选 trade_style。

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

lib/common/static/instance_embed.js

@@ -64,6 +64,7 @@
     }
     if (tab === "trade") {
       if (typeof global.refreshOrderDefaults === "function") global.refreshOrderDefaults();
+      if (typeof global.initOrderEntryModelSelect === "function") global.initOrderEntryModelSelect();
       if (global.ManualOrderRrPreview && typeof global.ManualOrderRrPreview.wire === "function") {
         global.ManualOrderRrPreview.wire();
       }

lib/common/static/instance_page.css

@@ -1,4 +1,4 @@
-*{margin:0;padding:0;box-sizing:border-box}
+.order-trade-style-hint{font-size:.78rem;color:#8fc8ff;margin-left:4px;white-space:nowrap}
         body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:#0b0d14;color:#eaeaea;padding:14px 20px}
         .container{width:100%;max-width:min(1440px,94vw);margin:0 auto;padding:0 clamp(8px,1.5vw,20px)}
         .header{display:flex;flex-direction:column;align-items:center;gap:8px;margin-bottom:12px}

lib/common/static/order_entry_model.js

@@ -0,0 +1,29 @@
+(function (global) {
+  function syncOrderEntryModelTradeStyle() {
+    var sel = document.getElementById("order-entry-model");
+    var hidden = document.getElementById("order-trade-style-hidden");
+    var hint = document.getElementById("order-trade-style-hint");
+    if (!sel || !hidden) return;
+    var map = global.ORDER_ENTRY_MODEL_TRADE_STYLE || {};
+    var labels = { trend: "趋势单", swing: "波段单" };
+    var ts = map[sel.value] || "trend";
+    hidden.value = ts;
+    if (hint) hint.textContent = labels[ts] || ts;
+  }
+
+  function initOrderEntryModelSelect() {
+    var sel = document.getElementById("order-entry-model");
+    if (!sel || sel.dataset.entryModelWired === "1") return;
+    sel.dataset.entryModelWired = "1";
+    sel.addEventListener("change", syncOrderEntryModelTradeStyle);
+    syncOrderEntryModelTradeStyle();
+  }
+
+  global.initOrderEntryModelSelect = initOrderEntryModelSelect;
+
+  if (document.readyState === "loading") {
+    document.addEventListener("DOMContentLoaded", initOrderEntryModelSelect);
+  } else {
+    initOrderEntryModelSelect();
+  }
+})(typeof window !== "undefined" ? window : globalThis);