/* --- SAFWAT NAJD ANIMATIONS & MOTION --- */

/* 1. Intersection Observer Reveal Classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.8, 0.25, 1),
              transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
  will-change: transform, opacity;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger reveals */
.stagger-container {
  opacity: 1;
}

.stagger-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.8, 0.25, 1),
              transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
  will-change: transform, opacity;
}

.stagger-item.active {
  opacity: 1;
  transform: translateY(0);
}

/* Directional Reveals */
.anim-fade-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.9s cubic-bezier(0.25, 0.8, 0.25, 1),
              transform 0.9s cubic-bezier(0.25, 0.8, 0.25, 1);
  will-change: transform, opacity;
}

.anim-fade-right.active {
  opacity: 1;
  transform: translateX(0);
}

.anim-fade-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.9s cubic-bezier(0.25, 0.8, 0.25, 1),
              transform 0.9s cubic-bezier(0.25, 0.8, 0.25, 1);
  will-change: transform, opacity;
}

.anim-fade-left.active {
  opacity: 1;
  transform: translateX(0);
}

/* Masked reveal for hero typography */
.masked-reveal {
  overflow: hidden;
  position: relative;
}

.masked-reveal span {
  display: block;
  transform: translateY(110%);
  animation: maskedReveal 1.2s cubic-bezier(0.25, 1, 0.3, 1) forwards;
}

@keyframes maskedReveal {
  0% { transform: translateY(110%); }
  100% { transform: translateY(0); }
}

/* Sequence delays for list items */
.stagger-item:nth-child(1) { transition-delay: 0.1s; }
.stagger-item:nth-child(2) { transition-delay: 0.2s; }
.stagger-item:nth-child(3) { transition-delay: 0.3s; }
.stagger-item:nth-child(4) { transition-delay: 0.4s; }
.stagger-item:nth-child(5) { transition-delay: 0.5s; }
.stagger-item:nth-child(6) { transition-delay: 0.6s; }

/* 2. Micro-interactions */
.hover-lift {
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

/* Shimmer border interaction */
.shimmer-border {
  position: relative;
}

.shimmer-border::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  border: 2px solid transparent;
  background: linear-gradient(120deg, var(--accent-color) 0%, transparent 50%, var(--accent-color) 100%) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.shimmer-border:hover::after {
  opacity: 1;
}

/* 3. Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  .reveal, .stagger-item, .anim-fade-right, .anim-fade-left, .masked-reveal span {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
  }
  
  .pulse-accent, .pulse-whatsapp {
    animation: none !important;
  }
  
  html {
    scroll-behavior: auto !important;
  }
}