/* =========================================================
   ANIMATIONS.CSS — Reveal-on-scroll & shared keyframes
========================================================= */

/* Reveal-on-scroll base state (JS toggles .is-visible via IntersectionObserver) */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children within a revealed group via inline transition-delay set by JS,
   fallback nth-child stagger for elements without JS-assigned delay */
.services__grid [data-reveal]:nth-child(1) { transition-delay: 0ms; }
.services__grid [data-reveal]:nth-child(2) { transition-delay: 60ms; }
.services__grid [data-reveal]:nth-child(3) { transition-delay: 120ms; }
.services__grid [data-reveal]:nth-child(4) { transition-delay: 180ms; }
.services__grid [data-reveal]:nth-child(5) { transition-delay: 240ms; }
.services__grid [data-reveal]:nth-child(6) { transition-delay: 300ms; }

.portfolio__grid [data-reveal]:nth-child(1) { transition-delay: 0ms; }
.portfolio__grid [data-reveal]:nth-child(2) { transition-delay: 60ms; }
.portfolio__grid [data-reveal]:nth-child(3) { transition-delay: 120ms; }
.portfolio__grid [data-reveal]:nth-child(4) { transition-delay: 180ms; }
.portfolio__grid [data-reveal]:nth-child(5) { transition-delay: 240ms; }
.portfolio__grid [data-reveal]:nth-child(6) { transition-delay: 300ms; }

/* Fade-in utility (used for hero on page load, no scroll trigger needed) */
@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero__eyebrow,
.hero__title,
.hero__subtitle,
.hero__cta,
.hero__meta {
  animation: fade-in-up 0.8s var(--ease-out) both;
}

.hero__eyebrow { animation-delay: 0.05s; }
.hero__title { animation-delay: 0.15s; }
.hero__subtitle { animation-delay: 0.28s; }
.hero__cta { animation-delay: 0.4s; }
.hero__meta { animation-delay: 0.5s; }

/* Gentle float used for glow orbs */
@keyframes float-slow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-16px, 20px); }
}

.hero__glow--1 { animation: float-slow 10s ease-in-out infinite; }
.hero__glow--2 { animation: float-slow 12s ease-in-out infinite reverse; }

/* Respect reduced motion: disable custom scroll/marquee/float animations */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__eyebrow, .hero__title, .hero__subtitle, .hero__cta, .hero__meta,
  .hero__glow--1, .hero__glow--2, .marquee__track, .node-pulse, .status-dot,
  .hero__scroll-wheel {
    animation: none !important;
  }
}