CST 4K MANAGEMENT DISPLAY v15.6.2
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Native display target: 3840 x 2160 (16:9)
Deployment target: display.oxfordsystems.academy document root

CONTENTS
- Live API-driven six-screen rotation
- Executive governance 4K background
- Aviation and CNI intelligence 4K background
- Five-Layer Framework 4K background
- Keyboard navigation with left/right arrow keys
- Automatic content refresh every 60 seconds
- Automatic visual rotation every 18 seconds
- Controlled offline/retry state
- Single purposeful API CONNECTED/API RETRYING header state
- Platform Status display removed from the normal rotation
- Regulatory and research timestamps use readable UK formatting
- Duplicate current-item line removed from the right-hand panel

INSTALLATION
1. Upload this ZIP to the document root for display.oxfordsystems.academy.
2. Extract directly in that document root.
3. Allow .htaccess, display and shared files to overwrite the prior display build.
4. Open https://display.oxfordsystems.academy and hard-refresh once.

HTTPS
The display requires a publicly trusted SSL certificate and Force HTTPS Redirect.
Do not rely on a self-signed certificate in production.

COPYRIGHT
© Oxford Integrated Systems Ltd. All rights reserved.


v15.6 DISPLAY CHANGES
- Governance Position now identifies the current regulatory/governance item above Priority, Status and Updated.
- Five-Layer Framework panel now displays all five CST layers and their current translation state.
- Added International Masterclasses rotation screen for Barcelona, London and Tokyo.
- Masterclass city photography is loaded at high resolution from Wikimedia Commons and requires an Internet connection.

CITY IMAGE ATTRIBUTION
- Barcelona: “Sagrada Familia at night 01.jpg”, Maksim Sokolov, Wikimedia Commons (Creative Commons licence stated on source page).
- London: “London skyline by night.jpg”, Steven Lek, Wikimedia Commons (Creative Commons licence stated on source page).
- Tokyo: “Tokyo Night.jpg”, Danny15, Wikimedia Commons (Creative Commons licence stated on source page).
