/**
 * Shared Aure effects — grain, reveals, glow utilities
 */

@keyframes aure-kenburns {
  from { transform: scale(1.06); }
  to { transform: scale(1); }
}

@keyframes aure-shimmer {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.7; }
}

@keyframes aure-scroll-line {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes aure-fade-up {
  from {
    opacity: 0;
    transform: translateY(2rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.aure-grain::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  z-index: 2;
}

.reveal {
  opacity: 0;
  transform: translateY(2.5rem);
  transition:
    opacity var(--ease-out),
    transform var(--ease-out);
}

.reveal.is-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: 0.35s; }

.glow-line {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--champagne-glow) 20%,
    var(--champagne) 50%,
    var(--champagne-glow) 80%,
    transparent
  );
}

.glow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--champagne);
  box-shadow: 0 0 12px var(--champagne-glow), 0 0 24px var(--champagne-soft);
}