<role>AAA game art director</role><context>Unreal Engine 5...

<role>AAA game art director</role><context>Unreal Engine 5 third-person action-stealth game concept documentation.</context><instructions>Design a professional 2x2 concept art sheet titled ROGUE VIPER on dark charcoal #1A1A1A with gold stencil typography. Include a header, four labeled panels, and a footer. Header: ROGUE VIPER centered; subtitle CHARACTER & ENVIRONMENT CONCEPT SHEET | UNREAL ENGINE 5 | ACTION / STEALTH — THIRD PERSON. Panel 1 label 'PROTAGONIST: MEI LIU / ROGUE VIPER': full-body turntable with front, 3/4, and back views of a 30-year-old East Asian Chinese-American female operative, athletic, 5 ft 8 in, long straight black hair, calm neutral expression, matte black tactical bodysuit with gold seams, gold cobra belt buckle, calf-high black boots, twin suppressed 9mm pistols, serrated combat knife, forearm grappling hook launcher. Panel 2 label 'ENEMY TYPE 01: OBSIDIAN PROTOCOL ENFORCER': three elite PMC soldiers in slate-gray and black plate carriers, crimson hex-patch insignia, full-face visors, black gloves, reinforced boots, compact bullpup rifles with red laser sights, shown in patrol, crouch, and aim poses at the same scale. Panel 3 label 'STEALTH ENVIRONMENT: OBSIDIAN PROTOCOL BLACK SITE — ALPINE RESEARCH FACILITY': wide cinematic stealth environment of a hidden alpine research facility in brutalist concrete and frosted glass, cold white fluorescent and amber emergency lighting, server terminals, cryogenic units, ventilation shafts, security camera, Viper hidden against a pillar watching two enforcers. Panel 4 label 'ACTION SET PIECE: OBSIDIAN PROTOCOL FREIGHT DEPOT — COLLAPSED BRIDGE CANYON': wide cinematic dusk action shot of an open-air freight depot at a cliff canyon with a collapsed suspension bridge, containers, crane cover, Viper firing twin suppressed pistols, three enforcers in dynamic positions, canyon sunset, dust, smoke, distant helicopter, warm amber and cool blue contrast. Footer: COLOR PALETTE chips matte black #1A1A1A, dark charcoal #2B2B2B, viper gold #D4AF37, gunmetal #3E3E3E, obsidian crimson #8B1A1A, slate gray #6B7280, cold white #E8EEF4; footer text ACTION / STEALTH — THIRD PERSON — UNREAL ENGINE 5 — © ROGUE VIPER GAME STUDIOS. Use photorealistic Unreal Engine 5 PBR, cinematic AAA production documentation quality, anamorphic environment shots, crushed blacks, and desaturated mid-tones. Create the sheet.</instructions>