html { scroll-behavior: smooth; }
    .bg-grid {
      background-image: 
        linear-gradient(to right, rgba(0, 0, 0, 0.04) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
      background-size: 40px 40px;
    }
    .glow-soft { filter: blur(80px); opacity: 0.35; }