/* ============ ANIMATION SYSTEM LAYOUTS ============ */

/* Scroll-based reveal definitions */
.reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: transform, opacity;
}

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

/* Staggered load offsets for grids */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-stagger.is-visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* Loop timing calculations */
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.15s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.25s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.35s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.45s; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 0.55s; }

/* Ken Burns background zoom for landing page heros */
@keyframes kenburns {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.06);
    }
}

.animate-kenburns {
    animation: kenburns 12s ease-out forwards;
}

/* Hero downward bob animation */
@keyframes bob {
    0%, 100% {
        transform: translate(-50%, 0);
    }
    50% {
        transform: translate(-50%, 8px);
    }
}

.bob-indicator {
    animation: bob 2s ease-in-out infinite;
}