/* ZK Tech — smooth scroll & scroll-reveal animations */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .zk-reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

.zk-reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

.zk-reveal.zk-revealed {
  opacity: 1;
  transform: translateY(0);
}

.zk-reveal-left {
  transform: translateX(-32px);
}

.zk-reveal-left.zk-revealed {
  transform: translateX(0);
}

.zk-reveal-right {
  transform: translateX(32px);
}

.zk-reveal-right.zk-revealed {
  transform: translateX(0);
}

.zk-reveal-scale {
  transform: scale(0.96);
}

.zk-reveal-scale.zk-revealed {
  transform: scale(1);
}

/* Stagger children in grids */
.zk-stagger > .zk-reveal:nth-child(1) { transition-delay: 0.05s; }
.zk-stagger > .zk-reveal:nth-child(2) { transition-delay: 0.1s; }
.zk-stagger > .zk-reveal:nth-child(3) { transition-delay: 0.15s; }
.zk-stagger > .zk-reveal:nth-child(4) { transition-delay: 0.2s; }
.zk-stagger > .zk-reveal:nth-child(5) { transition-delay: 0.25s; }
.zk-stagger > .zk-reveal:nth-child(6) { transition-delay: 0.3s; }