docs(demo): add inline input row styling spec

Author: fadi-george

demo/build.md

@@ -81,7 +81,7 @@ updateLiveActivity (iOS only):
 - POST `https://api.onesignal.com/apps/{app_id}/live_activities/{activity_id}/notifications`
 - Authorization: `Key {ONESIGNAL_API_KEY}` (requires REST API key)
 - Body: `{ event: "update"|"end", event_updates, name, priority: 10 }`
-- For end events: add `dismissal_date` (current unix timestamp), send `{ data: {} }` as `event_updates` if none provided
+- For end events: add `dismissal_date` (current unix timestamp), send `{ message: "Ended" }` as `event_updates`
 - Returns bool success
 
 hasApiKey:
@@ -279,7 +279,7 @@ Separate SectionCard titled "User":
 Only shown on iOS. Requires an iOS Widget Extension target with a Live Activity using `DefaultLiveActivityAttributes` from the OneSignal SDK.
 
 - Title: "Live Activities" with info icon
-- Input card with two editable fields (pre-filled, not empty):
+- Input card with two editable fields (pre-filled, not empty), using Inline Input Row styling per styles.md:
   - "Activity ID" (default: "order-1") — identifies the Live Activity for all operations
   - "Order #" (default: "ORD-1234") — attribute set at start, immutable after
 - Four buttons:

demo/styles.md

@@ -136,12 +136,28 @@ Used for secondary and destructive actions. "Destructive" and "outlined" refer t
 
 ## Text Input Fields
 
+Standalone bordered inputs used in dialogs.
+
 - Corner radius: 8
 - Content padding: 12 horizontal, 14 vertical
 - Border: 1px solid osGrey700
 - Focused border: 2px solid osPrimary (must not cause layout shift)
 - Placeholder color: osGrey600
 
+### Inline Input Row
+
+Borderless label + input pairs displayed inside a card (e.g. Live Activity fields). The card provides the outer border; individual inputs have no border.
+
+| Property        | Value                                |
+| --------------- | ------------------------------------ |
+| Layout          | Horizontal row (label left, input right) |
+| Row spacing     | 4 vertical between rows              |
+| Label style     | bodyMedium (14), color osGrey600     |
+| Label min-width | 80                                   |
+| Input style     | bodyMedium (14), default text color  |
+| Input alignment | Right-aligned, flex fill             |
+| Input border    | None                                 |
+
 ## Warning Banner
 
 - Uses card styling with osWarningBackground color