/* Quantum Video Strategy - Animations */

/* Scroll Animations */
[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].animate--visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered animations for grids */
.grid [data-animate]:nth-child(1) { transition-delay: 0ms; }
.grid [data-animate]:nth-child(2) { transition-delay: 100ms; }
.grid [data-animate]:nth-child(3) { transition-delay: 200ms; }
.grid [data-animate]:nth-child(4) { transition-delay: 300ms; }
.grid [data-animate]:nth-child(5) { transition-delay: 400ms; }
.grid [data-animate]:nth-child(6) { transition-delay: 500ms; }
.grid [data-animate]:nth-child(7) { transition-delay: 600ms; }
.grid [data-animate]:nth-child(8) { transition-delay: 700ms; }
.grid [data-animate]:nth-child(9) { transition-delay: 800ms; }

/* Hover Animations */
.card {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
}

.btn {
  transition: all var(--transition-base);
}

.btn:hover {
  transform: translateY(-2px);
}

/* Play Icon Pulse */
.card__play-icon {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
    box-shadow: 0 0 0 0 rgba(224, 123, 84, 0.4);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.05);
    box-shadow: 0 0 0 15px rgba(224, 123, 84, 0);
  }
}

.card:hover .card__play-icon {
  animation: none;
  transform: translate(-50%, -50%) scale(1.1);
}

/* Gradient Animation for Hero */
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.section--hero {
  background-size: 200% 200%;
  animation: gradientShift 15s ease infinite;
}

/* Fade In */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Slide Up */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scale In */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Modal Animations */
@keyframes modalScaleIn {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

.modal--visible {
  animation: modalScaleIn 0.3s ease forwards;
}

.modal-backdrop--visible {
  animation: fadeIn 0.2s ease forwards;
}

/* Number Counter Animation (for stats) */
.stat-card__number {
  transition: color var(--transition-base);
}

.stat-card:hover .stat-card__number {
  color: var(--quantum-navy);
}

/* Progress Bar Animation */
.progress__bar {
  animation: progressFill 1.5s ease-out forwards;
  transform-origin: left;
}

@keyframes progressFill {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

/* Skeleton Loading */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton {
  background: linear-gradient(90deg,
    var(--light-gray) 25%,
    #e5e7eb 50%,
    var(--light-gray) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

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

  [data-animate] {
    opacity: 1;
    transform: none;
  }

  .section--hero {
    animation: none;
  }
}