/* =================================
   ANIMATIONS
   ================================= */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-15px);
  }
}

/* Apply animations */

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
}

.slide-in-left {
  animation: slideInLeft 0.8s ease-out forwards;
}

.slide-in-right {
  animation: slideInRight 0.8s ease-out forwards;
}

/* Stagger animations for lists */

.problem-card:nth-child(1) {
  animation: fadeInUp 0.6s ease-out 0.1s backwards;
}

.problem-card:nth-child(2) {
  animation: fadeInUp 0.6s ease-out 0.2s backwards;
}

.problem-card:nth-child(3) {
  animation: fadeInUp 0.6s ease-out 0.3s backwards;
}

.step-card:nth-child(1) {
  animation: fadeInUp 0.6s ease-out 0.1s backwards;
}

.step-card:nth-child(2) {
  animation: fadeInUp 0.6s ease-out 0.2s backwards;
}

.step-card:nth-child(3) {
  animation: fadeInUp 0.6s ease-out 0.3s backwards;
}

.step-card:nth-child(4) {
  animation: fadeInUp 0.6s ease-out 0.4s backwards;
}

.feature-card {
  animation: fadeInUp 0.6s ease-out backwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

/* Hover effects */

.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.hover-scale {
  transition: transform 0.3s ease;
}

.hover-scale:hover {
  transform: scale(1.05);
}

/* Loading animations */

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.spinner {
  animation: spin 1s linear infinite;
}

/* Reduced motion */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}