/* ==========================================================
   AK CONSTRUCTION - PREMIUM CSS ANIMATIONS
   Author: Senior Creative Frontend Developer
   Engineered for smooth 60fps GPU-accelerated transitions
   ========================================================== */

/* Keyframe Animations */
@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(32px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  0% {
    opacity: 0;
    transform: translateY(-24px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  0% {
    opacity: 0;
    transform: translateX(-36px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  0% {
    opacity: 0;
    transform: translateX(36px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes zoomSubtle {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.04);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(233, 120, 36, 0.45);
  }
  50% {
    box-shadow: 0 0 0 14px rgba(233, 120, 36, 0);
  }
}

@keyframes bounceSlow {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(8px);
  }
  60% {
    transform: translateY(4px);
  }
}

@keyframes lineSlide {
  0% {
    width: 0;
    left: 0;
  }
  50% {
    width: 100%;
    left: 0;
  }
  100% {
    width: 0;
    left: 100%;
  }
}

/* Scroll Reveal Classes (Driven by IntersectionObserver) */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.reveal-left {
  transform: translateX(-40px);
}

.reveal.reveal-right {
  transform: translateX(40px);
}

.reveal.reveal-scale {
  transform: scale(0.94);
}

.reveal.is-revealed {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Stagger Delay Utility Classes */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }
.delay-600 { transition-delay: 600ms; }

/* Hero Specific Animations */
.hero-anim-1 {
  animation: fadeInDown 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards 0.2s;
  opacity: 0;
}
.hero-anim-2 {
  animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards 0.4s;
  opacity: 0;
}
.hero-anim-3 {
  animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards 0.6s;
  opacity: 0;
}
.hero-anim-4 {
  animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards 0.8s;
  opacity: 0;
}
.hero-anim-bg {
  animation: zoomSubtle 22s ease-in-out infinite alternate;
}

/* Accessibility: Respect Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}