.ambience-base{background:linear-gradient(#121317 0%,#121317 30%,rgba(22,24,29,.4) 50%,rgba(27,29,34,.15) 70%,transparent 100%)}@keyframes glow-pulse{0%,to{opacity:.15;transform:scaleY(.95)}50%{opacity:.5;transform:scaleY(1.05)}}.ambience-glow{transform-origin:bottom;will-change:opacity,transform;background:radial-gradient(130% 30% at 50% 100%,rgba(80,86,98,.04) 0%,rgba(57,61,70,.02) 40%,transparent 70%);animation:6s ease-in-out infinite glow-pulse}@media (prefers-reduced-motion:reduce){.ambience-glow{opacity:.3;animation:none}}