/* -------------------------------------------------------------------------
   Scroll-reveal + micro-interactions (premium, not flashy — see JS main.js
   for the IntersectionObserver that toggles .is-visible)
   ---------------------------------------------------------------------- */
.reveal-up {
	opacity: 0;
	transform: translateY(28px);
	transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
}
.reveal-up.is-visible { opacity: 1; transform: translateY(0); }

.reveal-fade { opacity: 0; transition: opacity 700ms var(--ease-out); }
.reveal-fade.is-visible { opacity: 1; }

.reveal-stagger > * {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
	.reveal-up, .reveal-fade, .reveal-stagger > * {
		opacity: 1 !important; transform: none !important; transition: none !important;
	}
	html { scroll-behavior: auto; }
}

/* Magnetic button hover nudge (JS sets --mx/--my via pointer position) */
.btn--magnetic { transform: translate(calc(var(--mx, 0) * 1px), calc(var(--my, 0) * 1px)); }

/* Page transition fade-in on load */
body.technest-loaded .site-header,
body.technest-loaded .site-main,
body.technest-loaded .site-footer {
	animation: page-fade-in 500ms var(--ease-out) both;
}
@keyframes page-fade-in { from { opacity: 0; } to { opacity: 1; } }

/* Cart / wishlist icon bump */
.icon-bump { animation: icon-bump 380ms var(--ease-out); }
@keyframes icon-bump { 0% { transform: scale(1); } 40% { transform: scale(1.3); } 100% { transform: scale(1); } }