diff --git a/docs/ETH对冲策略说明.mm b/docs/ETH对冲策略说明.mm
new file mode 100644
index 0000000..12dcae5
--- /dev/null
+++ b/docs/ETH对冲策略说明.mm
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<map version="1.0.1">
+<node TEXT="★ ETH 永续 + 期权对冲"><node TEXT="①  期权"><node TEXT="优势"><node TEXT="亏损有界"/><node TEXT="大波动弹性强"/><node TEXT="租金模型"/><node TEXT="1 ETH 好算"/><node TEXT="只做买方"/></node><node TEXT="劣势"><node TEXT="横盘磨损"/><node TEXT="盘口薄"/><node TEXT="买一依赖"/><node TEXT="ATM 偏离"/><node TEXT="临期恶化"/></node></node><node TEXT="②  永续合约"><node TEXT="优势"><node TEXT="流动性深"/><node TEXT="对冲清晰"/><node TEXT="杠杆可配"/><node TEXT="组成对冲组"/></node><node TEXT="劣势"><node TEXT="强平风险"/><node TEXT="资金费率"/><node TEXT="保证金挤压"/><node TEXT="横盘无助"/><node TEXT="1:2 非精确"/></node></node><node TEXT="③  设计理念"><node TEXT="ATM 买方 + 反向永续"/><node TEXT="波动兑现 · 磨损认账"/><node TEXT="到期全平 · 概率样本"/><node TEXT="权利金 = 租金"/><node TEXT="薄腿优先 · 单组纪律"/></node><node TEXT="④  资金要求"><node TEXT="默认 1+2 ETH · 3x"/><node TEXT="推荐权益 ≥ 5000"/><node TEXT="舒适 ≥ 10000"/><node TEXT="试跑 0.1 / 0.2"/></node><node TEXT="⑤  操盘思路"><node TEXT="心法与节奏"><node TEXT="有波动多做"/><node TEXT="目标 15U"/><node TEXT="休息 5 分钟"/><node TEXT="最多 1 组"/></node><node TEXT="仓位结构"><node TEXT="永续 1 · 期权 2"/><node TEXT="先期权后永续"/><node TEXT="ATM 选向"/></node><node TEXT="开仓"><node TEXT="前置检查"/><node TEXT="选约门槛"/><node TEXT="四步执行"/></node><node TEXT="平仓"><node TEXT="净利达标"/><node TEXT="流动性闸门"/><node TEXT="到期全平"/></node><node TEXT="关键参数"><node TEXT="仓位/杠杆/费率"/><node TEXT="目标/休息/周末"/><node TEXT="选约/偏差"/></node></node><node TEXT="⑥  风险评估"><node TEXT="横盘磨损"/><node TEXT="SIM≠实盘"/><node TEXT="方向/流动性/保证金"/><node TEXT="不做卖方与叠仓"/></node><node TEXT="⑦  纪律要求"><node TEXT="单组 · 休息 · 周末"/><node TEXT="不硬砸 · 看净利"/><node TEXT="不报复 · 不叠仓"/><node TEXT="SIM 后再放大"/></node></node>
+</map>
diff --git a/docs/ETH对冲策略说明.xmind b/docs/ETH对冲策略说明.xmind
new file mode 100644
index 0000000..565bbe0
Binary files /dev/null and b/docs/ETH对冲策略说明.xmind differ
diff --git a/scripts/gen_strategy_xmind.py b/scripts/gen_strategy_xmind.py
new file mode 100644
index 0000000..f6e2928
--- /dev/null
+++ b/scripts/gen_strategy_xmind.py
@@ -0,0 +1,640 @@
+#!/usr/bin/env python3
+"""高逼格 XMind 8 逻辑图：大字号、短文案、深蓝金配色。"""
+
+from __future__ import annotations
+
+import uuid
+import zipfile
+import xml.sax.saxutils as xu
+from pathlib import Path
+
+OUT_DIR = Path(__file__).resolve().parents[1] / "docs"
+
+# 商务色：午夜蓝 + 香槟金 + 冷灰层级
+C = {
+    "root": dict(
+        fill="#0B1F3A",
+        border="#C9A227",
+        font="#F5F0E6",
+        size="20pt",
+        weight="700",
+        shape="org.xmind.topicShape.roundedRect",
+    ),
+    "L1": dict(size="14pt", weight="700", shape="org.xmind.topicShape.roundedRect"),
+    "L2": dict(size="12pt", weight="600", shape="org.xmind.topicShape.roundedRect"),
+    "L3": dict(size="11pt", weight="600", shape="org.xmind.topicShape.roundedRect"),
+    "leaf": dict(
+        fill="#FFFFFF",
+        border="#E6EAF0",
+        font="#2C3E50",
+        size="11pt",
+        weight="400",
+        shape="org.xmind.topicShape.roundedRect",
+    ),
+}
+
+SECTIONS = [
+    dict(
+        key="option",
+        title="①  期权",
+        marker="flag-red",
+        fill="#FFF5F5",
+        border="#C0392B",
+        font="#7B241C",
+        kids="option",
+    ),
+    dict(
+        key="perp",
+        title="②  永续合约",
+        marker="flag-blue",
+        fill="#F4F8FC",
+        border="#1F4E79",
+        font="#1A365D",
+        kids="perp",
+    ),
+    dict(
+        key="design",
+        title="③  设计理念",
+        marker="flag-purple",
+        fill="#F8F5FB",
+        border="#6C3483",
+        font="#4A235A",
+        kids="design",
+    ),
+    dict(
+        key="capital",
+        title="④  资金要求",
+        marker="flag-green",
+        fill="#F3FAF6",
+        border="#1E8449",
+        font="#145A32",
+        kids="capital",
+    ),
+    dict(
+        key="ops",
+        title="⑤  操盘思路",
+        marker="flag-orange",
+        fill="#FFFBF2",
+        border="#B9770E",
+        font="#7E5109",
+        kids="ops",
+    ),
+    dict(
+        key="risk",
+        title="⑥  风险评估",
+        marker="flag-yellow",
+        fill="#FFFCF2",
+        border="#B7950B",
+        font="#7D6608",
+        kids="risk",
+    ),
+    dict(
+        key="discipline",
+        title="⑦  纪律要求",
+        marker="people-blue",
+        fill="#F4F6F7",
+        border="#566573",
+        font="#2C3E50",
+        kids="discipline",
+    ),
+]
+
+
+def nid() -> str:
+    return uuid.uuid4().hex[:16]
+
+
+def sty(sid: str, fill: str, border: str, font: str, size: str, weight: str, shape: str) -> str:
+    return (
+        f'<style id="{sid}" type="topic"><topic-properties '
+        f'shape-class="{shape}" svg:fill="{fill}" '
+        f'border-line-color="{border}" border-line-width="2pt" '
+        f'fo:color="{font}" fo:font-family="Microsoft YaHei UI,Microsoft YaHei,SansSerif" '
+        f'fo:font-size="{size}" fo:font-weight="{weight}" '
+        f'line-class="org.xmind.branchConnection.roundedelbow" '
+        f'line-color="{border}" line-width="2pt" '
+        f'margin-top="4pt" margin-bottom="4pt" '
+        f'margin-left="12pt" margin-right="12pt"/>'
+        f"</style>"
+    )
+
+
+def styles_xml() -> str:
+    chunks = [
+        '<?xml version="1.0" encoding="UTF-8" standalone="no"?>',
+        '<xmap-styles xmlns="urn:xmind:xmap:xmlns:style:2.0"',
+        ' xmlns:fo="http://www.w3.org/1999/XSL/Format"',
+        ' xmlns:svg="http://www.w3.org/2000/svg" version="2.0">',
+        "  <automatic-styles>",
+        '    <style id="map-luxury" type="map">',
+        '      <map-properties multi-line-colors="#C9A227 #1F4E79 #1E8449 #B9770E #6C3483 #C0392B #566573"',
+        '       color-gradient="none" line-tapered="none" svg:fill="#EEF2F6"/>',
+        "    </style>",
+        "  </automatic-styles>",
+        "  <styles>",
+        "    "
+        + sty(
+            "sty-root",
+            C["root"]["fill"],
+            C["root"]["border"],
+            C["root"]["font"],
+            C["root"]["size"],
+            C["root"]["weight"],
+            C["root"]["shape"],
+        ),
+        "    "
+        + sty(
+            "sty-leaf",
+            C["leaf"]["fill"],
+            C["leaf"]["border"],
+            C["leaf"]["font"],
+            C["leaf"]["size"],
+            C["leaf"]["weight"],
+            C["leaf"]["shape"],
+        ),
+        "    "
+        + sty("sty-pro", "#EAF7EF", "#1E8449", "#145A32", "12pt", "600", C["L2"]["shape"]),
+        "    "
+        + sty("sty-con", "#FDEDEC", "#C0392B", "#7B241C", "12pt", "600", C["L2"]["shape"]),
+        "    "
+        + sty("sty-sub", "#FFFFFF", "#C9A227", "#0B1F3A", "12pt", "600", C["L2"]["shape"]),
+    ]
+    for s in SECTIONS:
+        chunks.append(
+            "    "
+            + sty(
+                f"sty-{s['key']}",
+                s["fill"],
+                s["border"],
+                s["font"],
+                C["L1"]["size"],
+                C["L1"]["weight"],
+                C["L1"]["shape"],
+            )
+        )
+    # 操盘二级强调色
+    for key, fill, border, font in [
+        ("ops_mind", "#FFF8E1", "#F4D03F", "#7D6608"),
+        ("ops_pos", "#E8F6F3", "#16A085", "#0E6655"),
+        ("ops_open", "#E9F7EF", "#27AE60", "#196F3D"),
+        ("ops_close", "#F5EEF8", "#8E44AD", "#5B2C6F"),
+        ("ops_param", "#EBF5FB", "#2980B9", "#1A5276"),
+    ]:
+        chunks.append(
+            "    " + sty(f"sty-{key}", fill, border, font, "12pt", "600", C["L2"]["shape"])
+        )
+    chunks.append("  </styles>")
+    chunks.append("</xmap-styles>\n")
+    return "\n".join(chunks)
+
+
+def topic(
+    title: str,
+    children: list[str] | None = None,
+    *,
+    style_id: str | None = None,
+    marker: str | None = None,
+    structure_class: str | None = None,
+    tid: str | None = None,
+) -> str:
+    tid = tid or nid()
+    attrs = [f'id="{tid}"']
+    if structure_class:
+        attrs.append(f'structure-class="{structure_class}"')
+    if style_id:
+        attrs.append(f'style-id="{style_id}"')
+    body = f"<title>{xu.escape(title)}</title>"
+    if marker:
+        body += f'<marker-refs><marker-ref marker-id="{marker}"/></marker-refs>'
+    if children:
+        body += (
+            '<children><topics type="attached">'
+            + "".join(children)
+            + "</topics></children>"
+        )
+    return f"<topic {' '.join(attrs)}>{body}</topic>"
+
+
+def L(text: str) -> str:
+    """叶子：一句一事，便于放大后清晰。"""
+    return topic(text, style_id="sty-leaf")
+
+
+def G(title: str, lines: list[str], style: str = "sub", marker: str | None = None) -> str:
+    return topic(title, [L(x) for x in lines], style_id=f"sty-{style}", marker=marker)
+
+
+def bodies() -> dict[str, list[str]]:
+    return {
+        "option": [
+            G(
+                "优势",
+                [
+                    "亏损有界：最多权利金 + 费用",
+                    "大波动弹性强，利润空间大",
+                    "小资金撬动名义（租金模型）",
+                    "按 1 ETH 计价，盈亏直觉清晰",
+                    "只做买方，无卖方义务",
+                ],
+                "pro",
+                "symbol-plus",
+            ),
+            G(
+                "劣势",
+                [
+                    "横盘磨损：不动也在付租金",
+                    "盘口薄，点差与滑点明显",
+                    "平仓依赖买一流动性",
+                    "ATM 档位粗时偏离现价",
+                    "临近到期，盘口易恶化",
+                ],
+                "con",
+                "symbol-minus",
+            ),
+        ],
+        "perp": [
+            G(
+                "优势",
+                [
+                    "流动性深，开平接近瞬时",
+                    "反向持仓，对冲路径清晰",
+                    "杠杆可配（默认 3x）",
+                    "与期权组成完整对冲组",
+                ],
+                "pro",
+                "symbol-plus",
+            ),
+            G(
+                "劣势",
+                [
+                    "保证金与强平风险",
+                    "实盘有资金费率",
+                    "急涨急跌挤压保证金",
+                    "横盘几乎不帮权利金回本",
+                    "固定 1:2，并非精确中性",
+                ],
+                "con",
+                "symbol-minus",
+            ),
+        ],
+        "design": [
+            L("结构：ATM 期权买方 + 反向永续"),
+            L("波动大 → 多轮兑现净利"),
+            L("波动小 → 接受权利金磨损"),
+            L("到期自动全平 · 概率样本思维"),
+            L("吃波动，不赌横盘"),
+            G(
+                "权利金 = 租金",
+                [
+                    "统一按 1 ETH 名义核算",
+                    "例：20U 租 1870 看涨",
+                    "现价到 1970 → 约值 100，毛利约 80",
+                ],
+            ),
+            L("规则确定：周末跳过 · 到期强平"),
+            L("出场看费用后净利，不看虚盈"),
+            L("单组纪律 · 薄腿优先（先期权后永续）"),
+            L("SIM：公共行情 + 本地撮合，不下真单"),
+        ],
+        "capital": [
+            L("默认仓：永续 1 ETH + 期权 2 ETH · 3x"),
+            G(
+                "单组占用（ETH ≈ 1800–2200）",
+                [
+                    "保证金 ≈ 600–750",
+                    "权利金 ≈ 15–60",
+                    "费用缓冲 20–50",
+                    "波动缓冲 300–800",
+                ],
+            ),
+            G(
+                "建议权益",
+                [
+                    "≥ 1500 仅下限（不推荐）",
+                    "≥ 3000 最小可用",
+                    "≥ 5000 推荐起步",
+                    "≥ 10000 较舒适",
+                ],
+                "pro",
+                "star-green",
+            ),
+            L("仓位减半，资金约减半（费用占比升）"),
+            L("试跑建议：永续 0.1 / 期权 0.2"),
+            L("SIM 权益 10000 ≠ 实盘入金"),
+            L("按磨损日留余量，勿按每组必赚 15"),
+        ],
+        "ops": [
+            topic(
+                "心法与节奏",
+                [
+                    L("有波动多做，磨盘日可认亏"),
+                    L("不追求每日固定轮次"),
+                    L("小目标高频兑现（默认 15U）"),
+                    L("磨损按预算接受，不报复加仓"),
+                    L("全天可开 · 周末默认停开"),
+                    L("全平后休息 5 分钟再开下一组"),
+                    L("同时最多 1 组，无日轮次上限"),
+                ],
+                style_id="sty-ops_mind",
+                marker="symbol-attention",
+            ),
+            topic(
+                "仓位结构",
+                [
+                    L("永续 1 ETH · 市价 · 3x"),
+                    L("期权 2 ETH · 只买"),
+                    L("开吃卖一 · 平吃买一"),
+                    L("开仓：期权 → 永续（失败回滚）"),
+                    L("平仓：期权 → 永续（对冲先留）"),
+                    G(
+                        "选向（ATM vs 现价）",
+                        [
+                            "ATM 偏低 → Call + 空永续",
+                            "ATM 偏高 → Put + 多永续",
+                            "贴平 → 卖一更高侧开仓",
+                            "卖一相等 → 等待",
+                        ],
+                    ),
+                ],
+                style_id="sty-ops_pos",
+                marker="symbol-plus",
+            ),
+            topic(
+                "开仓",
+                [
+                    G(
+                        "前置",
+                        [
+                            "策略运行中",
+                            "无持仓 · 非休息期",
+                            "非周末跳过",
+                        ],
+                    ),
+                    G(
+                        "选约",
+                        [
+                            "剩余时长 ≥ 12h",
+                            "取该到期 ATM",
+                            "现价/卖一 ≥ 100",
+                            "不合格约 → 等待",
+                        ],
+                    ),
+                    G(
+                        "执行",
+                        [
+                            "① 吃卖一开期权",
+                            "② 市价开永续",
+                            "③ 失败则回滚期权",
+                            "④ 锁定初始权利金",
+                        ],
+                    ),
+                ],
+                style_id="sty-ops_open",
+                marker="arrow-up",
+            ),
+            topic(
+                "平仓",
+                [
+                    L("触发即全平 · 先期权后永续"),
+                    G(
+                        "主出场",
+                        [
+                            "净利 = 双腿浮盈 − 预估平仓费",
+                            "默认目标 ≥ 15 USDT",
+                            "或 ≥ 权利金 × 1.0",
+                        ],
+                    ),
+                    G(
+                        "流动性闸门",
+                        [
+                            "买一深度足够",
+                            "买一偏离标记 ≤ 30%",
+                            "不满足则等待",
+                        ],
+                    ),
+                    G(
+                        "到期全平",
+                        [
+                            "上海 16:00（OKX）",
+                            "绕过闸门 · 暂停也执行",
+                            "亏权利金 = 预算成本",
+                        ],
+                    ),
+                    L("另有：紧急全平 / 手动平仓"),
+                    G(
+                        "执行",
+                        [
+                            "① 确认期权买一",
+                            "② 平期权入账",
+                            "③ 瞬时平永续",
+                            "④ 失败则回滚",
+                        ],
+                    ),
+                ],
+                style_id="sty-ops_close",
+                marker="arrow-down",
+            ),
+            topic(
+                "关键参数",
+                [
+                    L("仓位 1 / 2 · 杠杆 3 · 费率 0.05%"),
+                    L("出场 fixed_usdt · 目标 15U"),
+                    L("休息 300s · 周末跳过"),
+                    L("选约 12h · 杠杆门槛 100"),
+                    L("ATM 偏差默认关 · 平仓偏差 30%"),
+                    L("行情：OKX 默认 · 币安可切"),
+                ],
+                style_id="sty-ops_param",
+                marker="symbol-question",
+            ),
+        ],
+        "risk": [
+            G(
+                "主要风险",
+                [
+                    "高 · 横盘磨损权利金",
+                    "高 · SIM 难直接外推实盘",
+                    "中高 · 方向选错",
+                    "中 · 费用侵蚀小目标",
+                    "中 · 期权流动性",
+                    "中 · 保证金挤压",
+                    "中 · 行情中断 / 限流",
+                ],
+                "con",
+                "symbol-exclam",
+            ),
+            G(
+                "缓解",
+                [
+                    "周末跳过 · 到期认亏",
+                    "净利达标才兑现",
+                    "目标覆盖费用 · 留缓冲",
+                    "小资金验证后再放大",
+                ],
+                "pro",
+                "symbol-right",
+            ),
+            G(
+                "边界",
+                [
+                    "不做卖方",
+                    "不做横盘智能过滤",
+                    "不做多组并行",
+                    "实盘另需授权确认",
+                ],
+            ),
+        ],
+        "discipline": [
+            L("有仓不开下一组"),
+            L("全平后休息满 5 分钟"),
+            L("周末不新开，持仓可平"),
+            L("常规平仓不硬砸流动性"),
+            L("只看出场净利，不看虚盈"),
+            L("磨损日认账，不报复交易"),
+            L("不临时叠仓、不加卖权"),
+            L("SIM 跑通再谈实盘放大"),
+        ],
+    }
+
+
+def mm_escape(s: str) -> str:
+    return xu.escape(s).replace('"', "&quot;")
+
+
+def mm(title: str, children: list[str] | None = None) -> str:
+    t = mm_escape(title)
+    if not children:
+        return f'<node TEXT="{t}"/>'
+    return f'<node TEXT="{t}">{"".join(children)}</node>'
+
+
+def mm_flat() -> list[str]:
+    """Freemind：短句版，便于导入后手调样式。"""
+    b = bodies()
+
+    def walk_xml_titles(xml_topics: list[str]) -> list[str]:
+        # bodies 已是 xmind xml；mm 另建短树
+        return []
+
+    _ = walk_xml_titles
+    return [
+        mm(
+            "①  期权",
+            [
+                mm("优势", [mm(x) for x in ["亏损有界", "大波动弹性强", "租金模型", "1 ETH 好算", "只做买方"]]),
+                mm("劣势", [mm(x) for x in ["横盘磨损", "盘口薄", "买一依赖", "ATM 偏离", "临期恶化"]]),
+            ],
+        ),
+        mm(
+            "②  永续合约",
+            [
+                mm("优势", [mm(x) for x in ["流动性深", "对冲清晰", "杠杆可配", "组成对冲组"]]),
+                mm("劣势", [mm(x) for x in ["强平风险", "资金费率", "保证金挤压", "横盘无助", "1:2 非精确"]]),
+            ],
+        ),
+        mm("③  设计理念", [mm(x) for x in [
+            "ATM 买方 + 反向永续",
+            "波动兑现 · 磨损认账",
+            "到期全平 · 概率样本",
+            "权利金 = 租金",
+            "薄腿优先 · 单组纪律",
+        ]]),
+        mm("④  资金要求", [mm(x) for x in [
+            "默认 1+2 ETH · 3x",
+            "推荐权益 ≥ 5000",
+            "舒适 ≥ 10000",
+            "试跑 0.1 / 0.2",
+        ]]),
+        mm(
+            "⑤  操盘思路",
+            [
+                mm("心法与节奏", [mm(x) for x in ["有波动多做", "目标 15U", "休息 5 分钟", "最多 1 组"]]),
+                mm("仓位结构", [mm(x) for x in ["永续 1 · 期权 2", "先期权后永续", "ATM 选向"]]),
+                mm("开仓", [mm(x) for x in ["前置检查", "选约门槛", "四步执行"]]),
+                mm("平仓", [mm(x) for x in ["净利达标", "流动性闸门", "到期全平"]]),
+                mm("关键参数", [mm(x) for x in ["仓位/杠杆/费率", "目标/休息/周末", "选约/偏差"]]),
+            ],
+        ),
+        mm("⑥  风险评估", [mm(x) for x in ["横盘磨损", "SIM≠实盘", "方向/流动性/保证金", "不做卖方与叠仓"]]),
+        mm("⑦  纪律要求", [mm(x) for x in [
+            "单组 · 休息 · 周末",
+            "不硬砸 · 看净利",
+            "不报复 · 不叠仓",
+            "SIM 后再放大",
+        ]]),
+    ]
+
+
+def main() -> None:
+    OUT_DIR.mkdir(parents=True, exist_ok=True)
+    data = bodies()
+    branches = []
+    for s in SECTIONS:
+        branches.append(
+            topic(
+                s["title"],
+                data[s["kids"]],
+                style_id=f"sty-{s['key']}",
+                marker=s["marker"],
+            )
+        )
+
+    # 中心主题：星号标记 = XMind marker-id "star"
+    root = topic(
+        "ETH 永续 + 期权对冲",
+        branches,
+        tid=nid(),
+        structure_class="org.xmind.ui.logic.right",
+        style_id="sty-root",
+        marker="star",
+    )
+
+    sheet_id = nid()
+    content = (
+        '<?xml version="1.0" encoding="UTF-8" standalone="no"?>\n'
+        '<xmap-content xmlns="urn:xmind:xmap:xmlns:content:2.0" version="2.0">\n'
+        f'  <sheet id="{sheet_id}" theme="map-luxury" timestamp="0">\n'
+        f"    {root}\n"
+        "    <title>策略逻辑图 · 高清版</title>\n"
+        "  </sheet>\n"
+        "</xmap-content>\n"
+    )
+    meta = (
+        '<?xml version="1.0" encoding="UTF-8" standalone="no"?>\n'
+        '<meta xmlns="urn:xmind:xmap:xmlns:meta:2.0" version="2.0">\n'
+        "  <Author>eth_hedge_sim</Author>\n"
+        "</meta>\n"
+    )
+    manifest = (
+        '<?xml version="1.0" encoding="UTF-8" standalone="no"?>\n'
+        '<manifest xmlns="urn:xmind:xmap:xmlns:manifest:1.0">\n'
+        '  <file-entry full-path="content.xml" media-type="text/xml"/>\n'
+        '  <file-entry full-path="styles.xml" media-type="text/xml"/>\n'
+        '  <file-entry full-path="meta.xml" media-type="text/xml"/>\n'
+        '  <file-entry full-path="META-INF/" media-type=""/>\n'
+        '  <file-entry full-path="META-INF/manifest.xml" media-type="text/xml"/>\n'
+        "</manifest>\n"
+    )
+
+    xmind_path = OUT_DIR / "ETH对冲策略说明.xmind"
+    with zipfile.ZipFile(xmind_path, "w", compression=zipfile.ZIP_DEFLATED) as zf:
+        zf.writestr("content.xml", content.encode("utf-8"))
+        zf.writestr("styles.xml", styles_xml().encode("utf-8"))
+        zf.writestr("meta.xml", meta.encode("utf-8"))
+        zf.writestr("META-INF/manifest.xml", manifest.encode("utf-8"))
+
+    mm_path = OUT_DIR / "ETH对冲策略说明.mm"
+    mm_path.write_text(
+        '<?xml version="1.0" encoding="UTF-8"?>\n'
+        '<map version="1.0.1">\n'
+        f"{mm('★ ETH 永续 + 期权对冲', mm_flat())}\n"
+        "</map>\n",
+        encoding="utf-8",
+    )
+    print("OK", xmind_path)
+    print("OK", mm_path)
+    print("Root marker: star (星号)")
+
+
+if __name__ == "__main__":
+    main()