diff --git a/docs/protocol.md b/docs/protocol.md
index de661db..ccde312 100644
--- a/docs/protocol.md
+++ b/docs/protocol.md
@@ -69,9 +69,10 @@ Values not listed are reserved. A node receiving an unknown type must skip the p
 ### `VIDEO_FRAME` (0x0001)
 
 ```mermaid
+%%{init: {'packet': {'bitsPerRow': 16}}}%%
 packet-beta
 0-15: "stream_id"
-16-47: "frame data …"
+16-31: "frame data …"
 ```
 
 `stream_id` identifies which video stream this frame belongs to. The codec is established at stream open time (see [Stream Lifecycle](#stream-lifecycle)) and does not appear in every frame.
@@ -121,6 +122,7 @@ packet-beta
 ### `STREAM_EVENT` (0x0004)
 
 ```mermaid
+%%{init: {'packet': {'bitsPerRow': 8}}}%%
 packet-beta
 0-15: "stream_id"
 16-23: "event_code"
@@ -164,6 +166,7 @@ The receiver responds with `CONTROL_RESPONSE`. On `status = OK` the stream is op
 ### Closing a Stream (`STREAM_CLOSE` request)
 
 ```mermaid
+%%{init: {'packet': {'bitsPerRow': 16}}}%%
 packet-beta
 0-15: "request_id"
 16-31: "command = 0x0002"
@@ -227,6 +230,7 @@ Node discovery uses UDP multicast. The wire format is a standard transport frame
 Sent periodically by every node and immediately on startup.
 
 ```mermaid
+%%{init: {'packet': {'bitsPerRow': 8}}}%%
 packet-beta
 0-7: "protocol_version"
 8-23: "site_id"
@@ -320,6 +324,7 @@ Then repeated `standalone_count` times (u16):
 **Request**:
 
 ```mermaid
+%%{init: {'packet': {'bitsPerRow': 16}}}%%
 packet-beta
 0-15: "request_id"
 16-31: "command = 0x0004"
@@ -331,6 +336,7 @@ packet-beta
 Fixed prefix per control:
 
 ```mermaid
+%%{init: {'packet': {'bitsPerRow': 8}}}%%
 packet-beta
 0-31: "id"
 32-39: "type"
@@ -372,6 +378,7 @@ Menu items may have non-contiguous `index` values (gaps where the driver returns
 **Request**:
 
 ```mermaid
+%%{init: {'packet': {'bitsPerRow': 16}}}%%
 packet-beta
 0-15: "request_id"
 16-31: "command = 0x0005"
@@ -393,6 +400,7 @@ packet-beta
 **Request**:
 
 ```mermaid
+%%{init: {'packet': {'bitsPerRow': 16}}}%%
 packet-beta
 0-15: "request_id"
 16-31: "command = 0x0006"