/* Scroll Reveal Animation System
   Uses data-reveal attributes + IntersectionObserver.
   Progressive: elements visible by default, hidden only when JS is ready. */

/* --- Base hidden state (only when JS has loaded) --- */
html.js-reveal-ready [data-reveal] {
    opacity: 0;
    transition:
        opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

/* Variant starting positions */
html.js-reveal-ready [data-reveal="fade-up"] {
    transform: translateY(32px);
}

html.js-reveal-ready [data-reveal="fade-in"] {
    transform: none;
}

html.js-reveal-ready [data-reveal="fade-left"] {
    transform: translateX(-32px);
}

html.js-reveal-ready [data-reveal="fade-right"] {
    transform: translateX(32px);
}

html.js-reveal-ready [data-reveal="scale-in"] {
    transform: scale(0.92);
}

/* --- Revealed state --- */
html.js-reveal-ready [data-reveal].revealed {
    opacity: 1;
    transform: none;
}

/* --- Accessibility: respect reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    html.js-reveal-ready [data-reveal] {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}