/* Keyframes */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  20% {
    transform: translateX(-10px);
  }
  40% {
    transform: translateX(10px);
  }
  60% {
    transform: translateX(-10px);
  }
}

@keyframes drawCheck {
  from {
    stroke-dashoffset: 24;
  }
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes progressPulse {
  0%, 100% {
    box-shadow: 0 0 4px rgba(249, 115, 22, 0.3);
  }
  50% {
    box-shadow: 0 0 12px rgba(249, 115, 22, 0.6);
  }
}

/* Scroll animation classes */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fade in up utility */
.fade-in-up {
  animation: fadeInUp 0.5s ease forwards;
}

/* Stagger children delays */
.stagger > *:nth-child(1) { animation-delay: 0ms; }
.stagger > *:nth-child(2) { animation-delay: 80ms; }
.stagger > *:nth-child(3) { animation-delay: 160ms; }
.stagger > *:nth-child(4) { animation-delay: 240ms; }
.stagger > *:nth-child(5) { animation-delay: 320ms; }
.stagger > *:nth-child(6) { animation-delay: 400ms; }

/* Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: var(--radius-full);
  animation: spin 0.6s linear infinite;
}