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

/* Fade In on Scroll */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered Fade In for Grid Items */
.fade-in-stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-stagger.visible > *:nth-child(1) { transition-delay: 0.1s; }
.fade-in-stagger.visible > *:nth-child(2) { transition-delay: 0.2s; }
.fade-in-stagger.visible > *:nth-child(3) { transition-delay: 0.3s; }
.fade-in-stagger.visible > *:nth-child(4) { transition-delay: 0.4s; }
.fade-in-stagger.visible > *:nth-child(5) { transition-delay: 0.5s; }
.fade-in-stagger.visible > *:nth-child(6) { transition-delay: 0.6s; }

.fade-in-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Pulse Animation for Status Dot */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.1);
  }
}

/* Subtle Hover Lift */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Smooth Scale on Hover */
.hover-scale {
  transition: transform var(--transition-base);
}

.hover-scale:hover {
  transform: scale(1.02);
}

/* Button Hover Effects */
.btn-hover-grow {
  transition: all var(--transition-fast);
}

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

/* Icon Rotation on Hover */
.icon-rotate {
  transition: transform var(--transition-base);
}

.icon-rotate:hover {
  transform: rotate(90deg);
}

/* Shimmer Effect for Loading */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.shimmer {
  background: linear-gradient(
    90deg,
    var(--bg-secondary) 0%,
    var(--bg-tertiary) 50%,
    var(--bg-secondary) 100%
  );
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* Fade In Up for Hero Content */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.animate-delay-1 {
  animation-delay: 0.2s;
  opacity: 0;
}

.animate-delay-2 {
  animation-delay: 0.4s;
  opacity: 0;
}

.animate-delay-3 {
  animation-delay: 0.6s;
  opacity: 0;
}

/* Smooth Border Animation */
.border-animate {
  position: relative;
  overflow: hidden;
}

.border-animate::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
  transition: left 0.5s ease;
}

.border-animate:hover::before {
  left: 100%;
}

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