diff --git a/game/presentation/views/level_map_screen.gd b/game/presentation/views/level_map_screen.gd
index 9b58f4ef..c11a005a 100644
--- a/game/presentation/views/level_map_screen.gd
+++ b/game/presentation/views/level_map_screen.gd
@@ -394,9 +394,6 @@ func _draw_graph(canvas: Control) -> void:
 	var visited: Array = _runner.visited_ids()
 	var cand_ids: Array = _runner.next_candidate_ids()
 	# 连线（通道）先行画（方块覆盖其上）；悬停预承诺 = 所属通道再增亮（加粗）
-	# T17 修复：选路停点（候选非空）非候选通道降透明——金岔路从结构网分离（干线共线重叠缺陷的
-	# 视觉主因：不同源通道共用同一垂直干线，金边与石色边焊接成「整列可走」假象）
-	var dim_passages: bool = not cand_ids.is_empty()
 	for node in nodes:
 		var from: Vector2 = pos[node]
 		for tid in _out_ids(node, nodes):
@@ -406,7 +403,7 @@ func _draw_graph(canvas: Control) -> void:
 			var to: Vector2 = pos[target]
 			var lit: bool = _id_of(node) == current_id and cand_ids.has(tid)
 			var hovered: bool = lit and _hover_id == tid
-			var col := COL_PASSAGE_LIT if lit else (Color(COL_PASSAGE, 0.35) if dim_passages else COL_PASSAGE)
+			var col := COL_PASSAGE_LIT if lit else COL_PASSAGE
 			var width := 4.0 if hovered else (3.0 if lit else 2.0)   # 样张 v1 冻结：2/3/4（原 1.5 取整）
 			_draw_passage(canvas, from, to, col, width)
 	# 房间方块
@@ -514,9 +511,6 @@ func _draw_passage(canvas: Control, from: Vector2, to: Vector2, col: Color, widt
 	var b := to - Vector2(NODE_HALF.x, 0)
 	if b.x < a.x:
 		return
-	# T17 修复：垂直干线 x 按源节点 y 偏移——不同源的边不再共线重叠（旧 mid_x=中点使相邻层
-	# 全部通道焊成一条干系，「金岔路+整列可走」误读的直接几何根源）。同源双边仍共线（同出发
-	# 点语义正确），跨源分离度 = 源行距 × 0.2（L2 行距 ~58px → 偏移 ~12px 可辨）。
-	var mid_x := (a.x + b.x) / 2.0 + (a.y - b.y) * 0.2
+	var mid_x := (a.x + b.x) / 2.0
 	var pts := PackedVector2Array([a, Vector2(mid_x, a.y), Vector2(mid_x, b.y), b])
 	canvas.draw_polyline(pts, col, width)