/* ==========================================================
   Al Sawy Waterproofing — Global Animations & Keyframes
   ========================================================== */

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes blurReveal {
  from {
    opacity: 0;
    filter: blur(12px);
    transform: scale(1.05);
  }
  to {
    opacity: 1;
    filter: blur(0);
    transform: scale(1);
  }
}

@keyframes floatShape {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(10deg); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 15px var(--gold-glow); }
  50% { box-shadow: 0 0 35px var(--gold-glow); }
}

@keyframes rainDrop {
  0% {
    transform: translateY(-100vh);
    opacity: 0.8;
  }
  100% {
    transform: translateY(100vh);
    opacity: 0.2;
  }
}

/* Intersection Observer utility classes */
.reveal-fade {
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.reveal-slide-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-blur {
  opacity: 0;
  filter: blur(10px);
  transition: opacity var(--transition-slow), filter var(--transition-slow);
}

.is-revealed {
  opacity: 1 !important;
  transform: translateY(0) scale(1) !important;
  filter: blur(0) !important;
}