malachite_style, ornate steampunk airship, hybrid of brass, mahogany, and malachite, gemstone exhaust ports emitting shimmering green vapor, elegant crystal propellers refracting golden light, intricate filigree patterns glowing with emerald hues, floating through celestial clouds, intricate mechanical detailing, Victorian-style observation deck, captain at the helm, rich textures, cinematic depth of field, luminous lighting, masterpiece fantasy concept, ultra-detailed steampunk dreamscape