feat: add A26 road file and update Hamburg to Bundesland section structure

Author: ChBrain

roads/a26/place_a26.md

@@ -0,0 +1,27 @@
+# A26
+
+## Owner
+- Project: Autobahn
+
+## Shown
+The Neue Elbe crossing. Two lanes per direction. The A26 connects the A1/A25 interchange at Dreieck Hamburg-Südost to the port district via the Neue Suderelbe bridge. The road carries traffic between the southern suburbs and the central port access, bypassing downtown Hamburg. [TBD: Add landscape features and tactical context.]
+
+## Holds
+
+### Hamburg (place_hamburg.md)
+* [km TBD](piece_the_kilometerstein.md): [Dreieck Hamburg-Südost](place_a26_01_hamburg_dreieck_hamburg_suedost.md).
+* [km TBD](piece_the_kilometerstein.md): [Hamburg-Veddel](place_a26_02_hamburg_veddel.md).
+* [km TBD](piece_the_kilometerstein.md): [Neue Suderelbe](place_a26_03_neue_suderelbe.md).
+* [km TBD](piece_the_kilometerstein.md): [Hamburg-Moorfleet](place_a26_04_hamburg_moorfleet.md).
+* [km TBD](piece_the_kilometerstein.md): [Hamburg-Rothenburgsort](place_a26_05_hamburg_rothenburgsort.md).
+* [km TBD](piece_the_kilometerstein.md): [Kreuz Hamburg-Süd](place_a26_06_kreuz_hamburg_sued.md).
+
+## Offers
+[TBD: Describe strategic value - port access, traffic distribution, connections.]
+
+## Withheld
+[TBD: The port beyond, the industrial waterfront, container terminals.]
+
+---
+
+v0.2.5 — KAI Worlds

states/place_hamburg.md

@@ -10,14 +10,16 @@ The city-state announced by signs before it is visible. The road narrows to 100
 The Elbtunnel: the descent from Hamburg-Othmarschen. Daylight gone. Tile walls. 60 km/h. The Elbe 28 metres above. The ascent at the south end into Hamburg south of the river. The port cranes visible briefly from the A7 approach to Waltershof.
 
 ## Holds
-- [the A7](place_a7.md) - Hamburg-Schnelsen-Nord to Hamburg-Waltershof, including the Elbtunnel
-- [the A23](place_a23.md) - Hamburg-Eidelstedt to Dreieck Hamburg-Nordwest
-  - [Hamburg-Eidelstedt](place_a23_21_hamburg_eidelstedt.md)
-  - [Dreieck Hamburg-Nordwest](place_a23_22_dreieck_hamburg_nordwest.md)
-- [the A24](place_a24.md) - Hamburg-Horn, Hamburg-Jenfeld, Kreuz Hamburg-Ost
-- [the A25](place_a25.md) - Dreieck Hamburg-Südost to Hamburg-Neuallermöhe-West
-- [the A255](../roads/a255/place_a255.md) - Neue Elbbrücken to Kreuz Hamburg-Süd
-- [the A261](../roads/a261/place_a261.md) - Dreieck Hamburg-Südwest to Hamburg-Marmstorf/Lürade
+
+### Hamburg (Bundesland section)
+- [the A1](place_a1.md) - **Hamburg-Ost section:** Kreuz Hamburg-Ost through Hamburg-Harburg (Norderelbbrücke crossing)
+- [the A7](place_a7.md) - **Hamburg section:** Hamburg-Schnelsen-Nord to Hamburg-Waltershof (Elbtunnel)
+- [the A23](place_a23.md) - **Hamburg section:** Hamburg-Eidelstedt to Dreieck Hamburg-Nordwest
+- [the A24](place_a24.md) - **Hamburg section:** Hamburg-Horn, Hamburg-Jenfeld, Kreuz Hamburg-Ost
+- [the A25](place_a25.md) - **Hamburg section:** Dreieck Hamburg-Südost to Hamburg-Neuallermöhe-West
+- [the A26](../roads/a26/place_a26.md) - **Hamburg section:** Dreieck Hamburg-Südost to Kreuz Hamburg-Süd (Neue Suderelbe)
+- [the A255](../roads/a255/place_a255.md) - **Hamburg section:** Neue Elbbrücken to Kreuz Hamburg-Süd
+- [the A261](../roads/a261/place_a261.md) - **Hamburg section:** Dreieck Hamburg-Südwest to Hamburg-Marmstorf/Lürade
 
 ## Offers
 100 km/h throughout. Dense junctions with short weaving distances. The Elbtunnel mandatory for the A7 crossing - no alternative, 60 km/h, one of the highest-traffic tunnels in Germany. The Lärmschutztunnel sections: the road acoustically contained, exits spaced for urban density.