/* ═══════════════════════════════════════
   KEYFRAMES
═══════════════════════════════════════ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes orb-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes scroll-bar {
  0%   { top: -100%; opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

@keyframes neon-pulse {
  0%, 100% { box-shadow: 0 0 12px rgba(0,229,255,0.2); }
  50%       { box-shadow: 0 0 32px rgba(0,229,255,0.55); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.6; }
  50%       { opacity: 1; }
}

@keyframes counter-tick {
  from { transform: translateY(8px); opacity: 0; }
  to   { transform: translateY(0);   opacity: 1; }
}

@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}


/* ═══════════════════════════════════════
   REVEAL ON SCROLL
═══════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }
.reveal--delay-5 { transition-delay: 0.5s; }
.reveal--delay-6 { transition-delay: 0.6s; }

.reveal--left {
  transform: translateX(-32px);
}
.reveal--left.visible { transform: translateX(0); }

.reveal--right {
  transform: translateX(32px);
}
.reveal--right.visible { transform: translateX(0); }

.reveal--scale {
  transform: scale(0.92);
}
.reveal--scale.visible { transform: scale(1); }


/* ═══════════════════════════════════════
   HERO ENTRANCE (staggered)
═══════════════════════════════════════ */
.hero__eyebrow   { animation: fadeInDown 0.6s 0.3s both; }
.hero__title     { animation: fadeInUp   0.8s 0.5s both; }
.hero__subtitle  { animation: fadeInUp   0.8s 0.7s both; }
.hero__actions   { animation: fadeInUp   0.8s 0.9s both; }
.hero__metrics   { animation: fadeInUp   0.8s 1.1s both; }


/* ═══════════════════════════════════════
   ORB FLOAT
═══════════════════════════════════════ */
.tech-orb { animation: float 6s ease-in-out infinite; }


/* ═══════════════════════════════════════
   NEON PULSING ELEMENTS
═══════════════════════════════════════ */
.pulse-neon { animation: neon-pulse 2.5s ease-in-out infinite; }

/* ═══════════════════════════════════════
   SHIMMER SKELETON
═══════════════════════════════════════ */
.shimmer {
  background: linear-gradient(
    90deg,
    rgba(255,255,255,0.03) 25%,
    rgba(0,229,255,0.08)   50%,
    rgba(255,255,255,0.03) 75%
  );
  background-size: 200% auto;
  animation: shimmer 3s linear infinite;
}


/* ═══════════════════════════════════════
   NAV ENTRANCE
═══════════════════════════════════════ */
.nav { animation: fadeInDown 0.5s both; }


/* ═══════════════════════════════════════
   HOVER MICRO-INTERACTIONS
═══════════════════════════════════════ */
.hover-lift {
  transition: transform var(--ease-base), box-shadow var(--ease-base);
}
.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.hover-glow {
  transition: box-shadow var(--ease-base);
}
.hover-glow:hover { box-shadow: var(--glow-cyan); }

/* Variable font weight on hover */
.var-hover {
  transition: font-variation-settings var(--ease-base), font-weight var(--ease-base);
}
.var-hover:hover { font-weight: 900; }


/* ═══════════════════════════════════════
   GRID DECORATION (background noise)
═══════════════════════════════════════ */
.bg-grid {
  position: relative;
}
.bg-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* Hero uses a denser grid */
.hero.bg-grid::before {
  background-size: 40px 40px;
  opacity: 0.6;
}