/* Subtle card outline shadow (pillars, cards, summary panels).  */
.arch-card-shadow {
	box-shadow: var(--sl-shadow-card);
}
/* Card hover lift (design/DESIGN.md): 2px up + the amber-tinted shadow, apple ease. No caller
   currently pairs `arch-card-hover` with a conflicting `shadow-*`/`hover:shadow-*`/
   `hover:-translate-y-*` utility (checked via grep), so it's left unguarded; revisit if one ever
   does. */
.arch-card-hover {
	transition: transform 300ms var(--sl-ease-apple), box-shadow 300ms var(--sl-ease-apple);
}
.arch-card-hover:hover {
	transform: translateY(-2px);
	box-shadow: 0 12px 32px -4px rgba(201, 154, 69, 0.08), 0 0 0 1px rgba(17, 18, 21, 0.06);
}

/* Scroll reveal (assets/js/site.js "Scroll reveal"): `[data-sl-reveal]` elements, and every
   child of a `[data-sl-reveal="stagger"]` group, start 12px low and transparent, only under
   html.sl-js (inline script in header.php) and only without reduced motion, so the content is
   plain visible otherwise. `.is-revealed` plays a one-off fade-up (fill `backwards`: after it
   ends nothing is left applied, so hover transforms such as the card lift keep working);
   --sl-reveal-delay staggers group children 60ms apart. Transform/opacity only: no layout shift. */
@media (prefers-reduced-motion: no-preference) {
	html.sl-js [data-sl-reveal]:not([data-sl-reveal="stagger"]):not(.is-revealed),
	html.sl-js [data-sl-reveal="stagger"] > :not(.is-revealed) {
		opacity: 0;
		transform: translateY(12px);
	}
	html.sl-js [data-sl-reveal].is-revealed,
	html.sl-js [data-sl-reveal="stagger"] > .is-revealed {
		animation: sl-reveal 400ms var(--sl-ease-apple) backwards;
		animation-delay: var(--sl-reveal-delay, 0ms);
	}
}
@keyframes sl-reveal {
	from { opacity: 0; transform: translateY(12px); }
	to { opacity: 1; transform: none; }
}

/* Image zoom on hover (cards, bento, project visual): Tailwind's group-hover:scale-105 with the
   apple ease. */
.sl-zoom-img {
	transition: transform 400ms var(--sl-ease-apple);
}

/* Main product image crossfade when a variation swaps it (assets/js/site.js lays the previous
   image over the new one and fades it out). */
.sl-img-ghost {
	position: absolute;
	z-index: 2;
	pointer-events: none;
	opacity: 1;
	transition: opacity 200ms var(--sl-ease-apple);
}
.sl-img-ghost.is-out {
	opacity: 0;
}

/* Product card image skeleton: a shimmer over the (still empty) image area until its load
   event (assets/js/site.js adds .is-loaded). JS only; none for reduced motion. */
@media (prefers-reduced-motion: no-preference) {
	html.sl-js .sl-card-media:not(.is-loaded)::after {
		content: "";
		position: absolute;
		inset: 0;
		background: linear-gradient(90deg, rgba(238, 240, 242, 0) 0%, rgba(255, 255, 255, 0.75) 50%, rgba(238, 240, 242, 0) 100%);
		transform: translateX(-100%);
		animation: sl-shimmer 1.3s ease-in-out infinite;
		pointer-events: none;
	}
}
@keyframes sl-shimmer {
	to { transform: translateX(100%); }
}

@media (prefers-reduced-motion: reduce) {
	.sl-zoom-img,
	.sl-img-ghost,
	.arch-card-hover {
		transition: none;
	}
}

/* ---------- Grid loading animation (Customizer → Loading animation; assets/js/site.js starlight.loader) ----------
   The grid gets .is-loading and data-sl-loader="skeleton|pulse|spinner|bar"; the layer is an extra
   child of the grid, so it sits over the old cards and takes their columns. */
.is-loading[data-sl-loader] { position: relative; pointer-events: none; }
.sl-loader { position: absolute; z-index: 5; }
.sl-loader--skeleton {
	inset: 0;
	display: grid;
	grid-template-columns: inherit;
	gap: inherit;
	align-content: start;
}
.is-loading[data-sl-loader="skeleton"] > :not(.sl-loader) { visibility: hidden; }
.sl-skel-card {
	display: flex;
	flex-direction: column;
	gap: .75rem;
	padding: .75rem;
	border: 1px solid var(--sl-gray-200);
	border-radius: var(--sl-r-card);
	background: var(--sl-white);
}
.sl-skel-card__img,
.sl-skel-card__line {
	border-radius: var(--sl-r-small);
	background: linear-gradient(100deg, var(--sl-gray-100) 30%, var(--sl-gray-50) 50%, var(--sl-gray-100) 70%);
	background-size: 200% 100%;
	animation: sl-skel-shimmer 1.2s ease-in-out infinite;
}
.sl-skel-card__img { aspect-ratio: 1 / 1; }
/* Card shapes: product (square picture), brochure (A4 portrait), project (landscape). */
.sl-loader--shape-brochure .sl-skel-card__img { aspect-ratio: 3 / 4; }
.sl-loader--shape-project .sl-skel-card__img { aspect-ratio: 4 / 3; }
.sl-skel-card__line { height: .875rem; }
.sl-skel-card__line--short { width: 55%; }
@keyframes sl-skel-shimmer {
	from { background-position: 100% 0; }
	to { background-position: -100% 0; }
}
/* Pulse: the current cards breathe. */
.is-loading[data-sl-loader="pulse"] > * { animation: sl-loader-pulse 1s ease-in-out infinite; }
@keyframes sl-loader-pulse {
	0%, 100% { opacity: 1; }
	50% { opacity: .35; }
}
/* Spinner: dimmed cards, a ring in the upper part of the grid. */
.is-loading[data-sl-loader="spinner"] > :not(.sl-loader) { opacity: .35; }
.sl-loader--spinner {
	inset: 0;
	display: flex;
	justify-content: center;
	align-items: flex-start;
	padding-top: 6rem;
}
.sl-loader--spinner::before {
	content: "";
	width: 2.25rem;
	height: 2.25rem;
	border: 3px solid var(--sl-gray-300);
	border-top-color: var(--sl-black);
	border-radius: 50%;
	animation: sl-loader-spin .7s linear infinite;
}
@keyframes sl-loader-spin { to { transform: rotate(360deg); } }
/* Bar: a thin moving line along the top edge. */
.is-loading[data-sl-loader="bar"] > :not(.sl-loader) { opacity: .6; }
.sl-loader--bar {
	left: 0;
	right: 0;
	top: 0;
	height: 3px;
	overflow: hidden;
	background: var(--sl-gray-200);
}
.sl-loader--bar::before {
	content: "";
	position: absolute;
	inset: 0 auto 0 0;
	width: 35%;
	background: var(--sl-black);
	animation: sl-loader-bar 1s ease-in-out infinite;
}
@keyframes sl-loader-bar {
	from { transform: translateX(-100%); }
	to { transform: translateX(300%); }
}
@media (prefers-reduced-motion: reduce) {
	.sl-skel-card__img,
	.sl-skel-card__line,
	.is-loading[data-sl-loader="pulse"] > *,
	.sl-loader--spinner::before,
	.sl-loader--bar::before { animation: none; }
}