[2026-05-01][feat][general] add light mode, reduce motion support, and optimize animation performance for background gradient animation

👤 Author : Matoraaa
🌿 Branch : main
🔗 Commit : 0f20d10
📅 Date : 2026-05-01
📝 Note :
feat: add light mode, reduce motion support, and optimize animation performance for background gradient animation