diff --git a/data/attributes.json b/data/attributes.json
new file mode 100644
index 0000000..60fcd1e
--- /dev/null
+++ b/data/attributes.json
@@ -0,0 +1,6 @@
+{
+  "cpu_limit":      { "display_name": "运算力 cpu_limit",        "base": 0.0,   "soft": 20.0,   "hard": 50.0,  "combine": "add_int" },
+  "move_speed":     { "display_name": "移动速度 move_speed",      "base": 200.0, "soft": 600.0,  "hard": 800.0, "combine": "hybrid"  },
+  "cast_delay_mod": { "display_name": "施法延迟 cast_delay_mod",  "base": 1.0,   "soft": 0.1,    "hard": 0.01,  "combine": "inverse" },
+  "hp_max":         { "display_name": "最大生命 hp_max",          "base": 100.0, "soft": 2000.0, "hard": 0.0,   "combine": "hybrid"  }
+}
diff --git a/scripts/autoloads/player_stats.gd b/scripts/autoloads/player_stats.gd
index a903b3c..d60b502 100644
--- a/scripts/autoloads/player_stats.gd
+++ b/scripts/autoloads/player_stats.gd
@@ -17,12 +17,17 @@ var xp:     int   = 0
 var level:     int = 1
 var xp_to_next: int = 10  # 升级所需 XP
 
-# ── 战斗属性 ───────────────────────────────────────────
-var cpu_limit:     int = 5    # 控制 MAX_OPS = cpu_limit * 40
-var armor:         float = 0.0
-var resistance:    float = 0.0  # 0.0~1.0
+# ── 属性（生效值：静态类型裸字段，读取端零开销）─────────────
+# 由 _recompute_attrs() 经 AttributeFormula 从 base + _modifiers 算出，勿直接赋值
+var cpu_limit:      int   = 0     # 生效运算力（含法杖 "core" 加成）；MAX_OPS = 本值 × 40
+var move_speed:     float = 200.0 # 像素/秒
+var cast_delay_mod: float = 1.0   # 施法间隔乘算系数，越低越快
 var _invuln_until_msec: int = 0   # < now 表示可受击；受击后设为 now + iframe 窗口
 
+# 属性定义与加成来源（非热路径）
+var _attr_def:  Dictionary = {}          # attributes.json 全量定义，只读
+var _modifiers: Array[Dictionary] = []   # [{attr_id, mode, value, source}]
+
 # ── 魔力（MVP）─────────────────────────────────────────
 var mana:       float = 100.0
 var mana_max:   float = 100.0
@@ -31,6 +36,8 @@ var mana_heat:  float = 0.0    # 递增蓝耗热值（0=无，1=蓝耗翻倍）
 var mana_leech: float = 0.0    # 击杀回蓝量（换杖/换牌重算）
 
 func _ready() -> void:
+	_load_attr_definitions()
+	_recompute_attrs()
 	EventBus.subscribe(EventID.ENEMY_KILLED, _on_enemy_killed)
 
 func _on_enemy_killed(_payload: Dictionary) -> void:
@@ -132,15 +139,70 @@ func reset_for_run() -> void:
 	_invuln_until_msec = 0
 	stats_changed.emit()
 
+## hp_max / cpu_limit 不入存档：二者现为 attributes.json + _modifiers 的派生值，
+## 回读会覆盖公式结果。旧存档里的同名键忽略即可，无需提升 schema 版本。
 func get_save_data() -> Dictionary:
-	return {"hp": hp, "hp_max": hp_max, "gold": gold, "xp": xp, "level": level, "cpu_limit": cpu_limit}
+	return {"hp": hp, "gold": gold, "xp": xp, "level": level}
 
 func load_save_data(data: Dictionary) -> void:
-	hp        = float(data.get("hp",     100.0))
-	hp_max    = float(data.get("hp_max", 100.0))
+	hp        = float(data.get("hp",    100.0))
 	gold      = int(data.get("gold",    0))
 	xp        = int(data.get("xp",      0))
 	level     = int(data.get("level",   1))
-	cpu_limit = int(data.get("cpu_limit", 5))
 	xp_to_next = xp_for_level(level)
 	stats_changed.emit()
+
+# ── 属性框架 ──────────────────────────────────────────────
+const _ATTR_PATH: String = "res://data/attributes.json"
+
+func _load_attr_definitions() -> void:
+	if not FileAccess.file_exists(_ATTR_PATH):
+		push_error("PlayerStats: 缺少 %s" % _ATTR_PATH)
+		return
+	var parsed = JSON.parse_string(FileAccess.get_file_as_string(_ATTR_PATH))
+	if not (parsed is Dictionary):
+		push_error("PlayerStats: %s 格式错误（应为对象）" % _ATTR_PATH)
+		return
+	_attr_def = parsed
+
+## 追加一条加成来源；同一 source 可对多个属性各加一条
+func add_modifier(attr_id: String, mode: String, value: float, source: String) -> void:
+	_modifiers.append({"attr_id": attr_id, "mode": mode, "value": value, "source": source})
+	_recompute_attrs()
+
+## 撤销某来源的全部加成（换杖、出售退款用）
+func remove_modifiers_from(source: String) -> void:
+	var kept: Array[Dictionary] = []
+	for m in _modifiers:
+		if String(m.get("source", "")) != source:
+			kept.append(m)
+	_modifiers = kept
+	_recompute_attrs()
+
+func _mods_for(attr_id: String) -> Array:
+	var out: Array = []
+	for m in _modifiers:
+		if String(m.get("attr_id", "")) == attr_id:
+			out.append(m)
+	return out
+
+## 逐属性按各自 combine 公式重算生效值，写回裸字段
+## 留给货架 C：一旦玩家可购买属性，需要持久化的是 _modifiers（来源列表）而非
+## 派生的生效值，届时 get_save_data 应加 "attr_modifiers": _modifiers 并提升
+## schema 版本。source == "core" 的那条**不要**持久化——它在换杖时由
+## combat_manager._rebuild_wand 重建。
+func _recompute_attrs() -> void:
+	if _attr_def.is_empty():
+		return
+	cpu_limit      = int(_compute_attr("cpu_limit"))
+	move_speed     = _compute_attr("move_speed")
+	cast_delay_mod = _compute_attr("cast_delay_mod")
+	hp_max         = _compute_attr("hp_max")
+	stats_changed.emit()
+
+func _compute_attr(attr_id: String) -> float:
+	var d: Dictionary = _attr_def.get(attr_id, {})
+	if d.is_empty():
+		push_error("PlayerStats: attributes.json 缺少属性「%s」" % attr_id)
+		return 0.0
+	return AttributeFormula.compute(float(d.get("base", 0.0)), _mods_for(attr_id), d)