body {
  font-family: "Inter", sans-serif;
  overflow-x: hidden;
}

/* Animated gradient background */
.gradient-bg {
  background: linear-gradient(-45deg, #0f0f23, #1a1a2e, #16213e, #0f3460);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

/* Floating particles */
.particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: #06b6d4;
  border-radius: 50%;
  animation: float 20s infinite linear;
  opacity: 0.7;
}

@keyframes float {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }

  10% {
    opacity: 0.7;
  }

  90% {
    opacity: 0.7;
  }

  100% {
    transform: translateY(-100px) rotate(360deg);
    opacity: 0;
  }
}

/* Glowing effects */
.glow-cyan {
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.3), 0 0 40px rgba(6, 182, 212, 0.1);
}

.glow-hover:hover {
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.5), 0 0 60px rgba(6, 182, 212, 0.2);
  transform: translateY(-2px);
}

/* Text animations */
.fade-in-up {
  animation: fadeInUp 1s ease-out forwards;
  opacity: 0;
  transform: translateY(30px);
}

.fade-in-up-delay-1 {
  animation-delay: 0.2s;
}

.fade-in-up-delay-2 {
  animation-delay: 0.4s;
}

.fade-in-up-delay-3 {
  animation-delay: 0.6s;
}

.fade-in-up-delay-4 {
  animation-delay: 0.8s;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Pulsing glow for hero text */
.pulse-glow {
  animation: pulseGlow 3s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
  from {
    text-shadow: 0 0 20px rgba(6, 182, 212, 0.5);
  }

  to {
    text-shadow: 0 0 30px rgba(6, 182, 212, 0.8),
      0 0 40px rgba(6, 182, 212, 0.3);
  }
}

/* Card hover effects */
.card-hover {
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.card-hover:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(6, 182, 212, 0.2);
}

/* Navbar glassmorphism */
.glass {
  background: rgba(17, 24, 39, 0.7);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(75, 85, 99, 0.2);
}

/* Button animations */
.btn-primary {
  background: linear-gradient(135deg, #06b6d4, #0891b2);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

/* Scroll indicator */
.scroll-indicator {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #06b6d4, #0891b2);
  transform-origin: 0%;
  transform: scaleX(0);
  z-index: 100;
}