/* Базовые стили из оригинального проекта */
body {
  background-color: #050505;
  color: #ffffff;
}

.noise-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.mesh-gradient {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-color: #030305;
  background-image: 
    radial-gradient(at 20% 30%, hsla(253, 40%, 15%, 0.5) 0, transparent 50%), 
    radial-gradient(at 80% 50%, hsla(280, 50%, 15%, 0.4) 0, transparent 50%), 
    radial-gradient(at 50% 80%, hsla(220, 60%, 15%, 0.4) 0, transparent 50%);
}

.text-gradient-premium {
  background: linear-gradient(to right, #818cf8, #2dd4bf, #34d399, #fb7185);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.btn-glow:hover {
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.15);
}

html {
  scroll-behavior: smooth;
}

/* Стили для IntersectionObserver (замена framer-motion) 
*/
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.fade-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.fade-in {
  opacity: 0;
  transition: opacity 1s ease-out;
}

/* Класс, который добавляется через JS при прокрутке */
.is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-1000 { transition-delay: 1000ms; }

/* Кастомная анимация покачивания (Bounce) */
@keyframes custom-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}
.animate-bounce {
  animation: custom-bounce 2s infinite ease-in-out;
}