Create a modern and energetic intro video for a mobile phone shop named “MASS Mobiles”. The logo (shown) should appear at the end. Start with dynamic animations of smartphones, glowing screens, and fast-moving light streaks symbolizing technology and connectivity. Use a black and red color theme with smooth 3D motion effects. Add a glossy tech background with subtle reflections. Include a sound effect of startup or digital whoosh. End with the logo “MASS Mobiles” shining in 3D and a tagline “Your Smart Choice” appearing below it. Duration 8–10 seconds, 4K quality.