/* ============================================================
   VERISTREAM — Parallax & Scroll Animations (parallax.css)
   ============================================================ */

/* ----------------------------------------------------------
   Dot-Grid Background Pattern (data visualization canvas)
   ---------------------------------------------------------- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.035) 1px,
    transparent 1px
  );
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%);
}

/* ----------------------------------------------------------
   Ambient Background Effects (orbs + particles)
   ---------------------------------------------------------- */
.bg-effects {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  overflow: hidden;
}

/* Radial gradient orbs */
.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.3;
}

.bg-orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
  top: -200px;
  left: -150px;
  animation: orbFloat1 20s ease-in-out infinite;
}

.bg-orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-purple) 0%, transparent 70%);
  bottom: -200px;
  right: -100px;
  animation: orbFloat2 25s ease-in-out infinite;
}

.bg-orb-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-teal) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: orbFloat3 18s ease-in-out infinite;
  opacity: 0.12;
}

@keyframes orbFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(80px, 50px) scale(1.1); }
  66% { transform: translate(-30px, 80px) scale(0.95); }
}

@keyframes orbFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-60px, -40px) scale(1.05); }
  66% { transform: translate(40px, -70px) scale(0.9); }
}

@keyframes orbFloat3 {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(1.3); }
}

/* Floating particles */
.particles {
  position: absolute;
  inset: 0;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--primary);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat linear infinite;
}

@keyframes particleFloat {
  0% {
    opacity: 0;
    transform: translateY(100vh) scale(0);
  }
  10% {
    opacity: 0.6;
    transform: translateY(90vh) scale(1);
  }
  90% {
    opacity: 0.3;
    transform: translateY(10vh) scale(0.5);
  }
  100% {
    opacity: 0;
    transform: translateY(0) scale(0);
  }
}

/* ----------------------------------------------------------
   Parallax Container & Layers
   ---------------------------------------------------------- */
.parallax-container {
  position: relative;
  overflow: hidden;
}

.parallax-layer {
  position: absolute;
  inset: 0;
  will-change: transform;
}

/* Speed classes — JS will apply translateY at these rates */
.parallax-slow {
  will-change: transform;
  /* JS: translateY at 0.3× scroll rate */
}

.parallax-medium {
  will-change: transform;
  /* JS: translateY at 0.5× scroll rate */
}

.parallax-fast {
  will-change: transform;
  /* JS: translateY at 0.7× scroll rate */
}

/* ----------------------------------------------------------
   Reveal Animations — Base States
   ---------------------------------------------------------- */
.reveal {
  opacity: 0;
  transition:
    opacity   var(--transition-slow),
    transform var(--transition-slow);
  transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* Direction variants */
.reveal-up {
  transform: translateY(40px);
}

.reveal-down {
  transform: translateY(-40px);
}

.reveal-left {
  transform: translateX(-60px);
}

.reveal-right {
  transform: translateX(60px);
}

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

.reveal-rotate {
  transform: perspective(800px) rotateY(10deg);
}

/* ----------------------------------------------------------
   Stagger Delays
   Children inside a .reveal-stagger container enter
   sequentially at 80 ms intervals.
   ---------------------------------------------------------- */
.reveal-stagger > .reveal:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger > .reveal:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger > .reveal:nth-child(6) { transition-delay: 400ms; }

/* ----------------------------------------------------------
   Floating Animation
   ---------------------------------------------------------- */
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

.float {
  animation: float 6s ease-in-out infinite;
}

.float-delayed {
  animation: float 6s ease-in-out infinite;
  animation-delay: 2s;
}

.float-slow {
  animation: float 8s ease-in-out infinite;
}

/* ----------------------------------------------------------
   Pulse Glow Animation
   ---------------------------------------------------------- */
@keyframes pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 20px rgba(4, 161, 254, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(4, 161, 254, 0.6);
  }
}

.pulse-glow {
  animation: pulse-glow 3s ease-in-out infinite;
}

/* ----------------------------------------------------------
   Gradient Background Shift
   ---------------------------------------------------------- */
@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-animate {
  background-size: 200% 200%;
  animation: gradient-shift 8s ease infinite;
}

/* ----------------------------------------------------------
   Hero Floating Shapes
   Geometric rectangles & lines (enterprise data aesthetic).
   ---------------------------------------------------------- */
.hero-shape {
  position: absolute;
  border-radius: 4px;
  opacity: 0.10;
  will-change: transform;
  pointer-events: none;
}

.hero-shape-1 {
  width: 320px;
  height: 6px;
  background: var(--gradient-primary);
  filter: blur(2px);
  top: 18%;
  right: -60px;
  transform: rotate(-12deg);
}

.hero-shape-2 {
  width: 6px;
  height: 260px;
  background: var(--accent-teal);
  filter: blur(3px);
  bottom: 10%;
  left: 8%;
}

.hero-shape-3 {
  width: 180px;
  height: 180px;
  background: transparent;
  border: 2px solid rgba(4, 161, 254, 0.25);
  border-radius: 4px;
  top: 40%;
  left: 25%;
  transform: rotate(20deg);
}

/* ----------------------------------------------------------
   Rotate-in Animation (utility)
   ---------------------------------------------------------- */
@keyframes spin-slow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.spin-slow {
  animation: spin-slow 20s linear infinite;
}

/* ----------------------------------------------------------
   Accessibility — Reduced Motion
   Respect the user's OS-level preference.
   ---------------------------------------------------------- */
@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;
    transform: none;
    transition: none;
  }

  .float,
  .float-delayed,
  .float-slow,
  .pulse-glow,
  .gradient-animate,
  .spin-slow,
  .bg-orb,
  .particle {
    animation: none;
  }

  .hero-image img {
    transform: none;
  }
}