/* D13mon Stack Cards v1.2 */
.d13-stack {
	--d13-top: 100px;
	--d13-offset: 24px;
	--d13-gap: 60px;
	--d13-height: 70vh;
	--d13-radius: 24px;
	--d13-img-w: 50%;
	--d13-blocks-gap: 28px;
	--d13-col-min: 260px;
	--d13-smooth: 120ms;
	--d13-count: 3;
	--d13-peek: 2;
	--d13-box-h: 80vh;
	--d13-step: 60vh;
	position: relative;
}

/* ================= PAGE MODE ================= */
.d13-stack--page {
	display: flex;
	flex-direction: column;
	gap: var(--d13-gap);
	overflow-x: clip; /* hides slide-in animations without breaking sticky */
}

.d13-stack--page .d13-stack__card {
	position: -webkit-sticky;
	position: sticky;
	top: calc(var(--d13-top) + var(--i, 0) * var(--d13-offset));
	z-index: 1;
}

.d13-stack--page .d13-stack__inner {
	min-height: var(--d13-height);
}

.d13-stack--full .d13-stack__inner {
	min-height: calc(100vh - var(--d13-top) - var(--d13-offset) * (var(--d13-count) - 1) - 16px) !important;
	min-height: calc(100dvh - var(--d13-top) - var(--d13-offset) * (var(--d13-count) - 1) - 16px) !important;
}

/* ================= FIT (BOX) MODE ================= */
.d13-stack--drive-scroll {
	height: calc(var(--d13-box-h) + (var(--d13-count) - 1) * var(--d13-step));
}

.d13-stack__pin {
	position: relative;
	height: var(--d13-box-h);
}

.d13-stack--drive-scroll .d13-stack__pin {
	position: -webkit-sticky;
	position: sticky;
	top: var(--d13-top);
}

.d13-stack__box {
	position: relative;
	height: 100%;
	overflow: hidden;
	border-radius: var(--d13-radius);
}

.d13-stack--fit .d13-stack__card {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	top: calc(var(--d13-offset) * var(--d13-peek));
	z-index: calc(var(--i, 0) + 1);
}

/* before JS runs: only the first card shows */
.d13-stack--fit:not([data-d13-ready]) .d13-stack__card:not(.is-current) {
	visibility: hidden;
}

.d13-stack--fit .d13-stack__inner {
	height: 100%;
	box-shadow: 0 -6px 24px rgba(0, 0, 0, 0.12);
}

.d13-stack--drive-box .d13-stack__inner {
	transition: none;
}

/* ================= CARD ================= */
.d13-stack__card {
	perspective: 1400px;
}

.d13-stack__inner {
	--d13-dim: 0;
	position: relative;
	display: flex;
	background-color: #ffffff;
	border-radius: var(--d13-radius);
	overflow: hidden;
	box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.10);
	transform-origin: 50% 0;
	will-change: transform, opacity;
	transition:
		transform var(--d13-smooth) cubic-bezier(.2, .7, .3, 1),
		opacity var(--d13-smooth) linear,
		filter var(--d13-smooth) linear;
}

/* Darken layer, driven by JS */
.d13-stack__inner::after {
	content: "";
	position: absolute;
	inset: 0;
	background: #000;
	opacity: var(--d13-dim);
	pointer-events: none;
	z-index: 4;
}

.is-flipped .d13-stack__inner {
	flex-direction: row-reverse;
}

/* ================= MEDIA ================= */
.d13-stack__media {
	position: relative;
	flex: 0 0 var(--d13-img-w);
	overflow: hidden;
	background-size: cover;
	background-position: center;
}

.d13-stack__media--panel {
	background: linear-gradient(135deg, #6a4cff, #ff5f8f);
}

.d13-stack__media img,
.d13-stack__img,
.d13-stack__video {
	position: absolute;
	inset: 0;
	width: 100% !important;
	height: 100% !important;
	max-width: none !important;
	object-fit: cover;
	display: block;
	border-radius: 0 !important;
	margin: 0 !important;
}

.d13-stack__media--embed {
	background-color: #000;
}

.d13-stack__media--embed iframe {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 100%;
	height: 100%;
	max-width: none !important;
	transform: translate(-50%, -50%);
	border: 0;
	pointer-events: none;
}

/* ================= TEXT ================= */
.d13-stack__content {
	position: relative;
	z-index: 2;
	flex: 1 1 auto;
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: clamp(24px, 4vw, 64px);
	min-width: 0;
}

.d13-stack__blocks {
	display: flex;
	flex-direction: column;
	gap: var(--d13-blocks-gap);
}

.d13-stack__block {
	width: var(--bw, 100%);
	max-width: 100%;
	min-width: 0;
	overflow-wrap: break-word;
}

/* Columns: wrap onto a new line instead of squeezing */
.d13-stack--blocks-columns .d13-stack__blocks {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(var(--d13-col-min), 100%), 1fr));
	align-items: start;
}

/* Free placement: each block sits where you put it.
   --bx / --by are anchor points, so 0 = left/top edge, 50 = centred, 100 = right/bottom edge. */
.d13-stack--blocks-free .d13-stack__blocks {
	position: relative;
	display: block;
	flex: 1 1 auto;
	gap: 0;
}

.d13-stack--blocks-free .d13-stack__block {
	position: absolute;
	left: var(--bx, 0%);
	top: var(--by, 0%);
	transform: translate(calc(var(--bx, 0%) * -1), calc(var(--by, 0%) * -1));
	margin: 0 !important;
}

/* Free placement over the whole card, so text can sit on top of the image */
.d13-stack--free-card .d13-stack__content {
	position: absolute;
	inset: 0;
	z-index: 3;
}

.d13-stack__label {
	display: block;
	margin-bottom: 12px;
	font-size: 0.85rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	opacity: 0.75;
}

.d13-stack__title {
	margin: 0 0 16px;
	font-size: clamp(1.5rem, 3vw, 2.6rem);
	line-height: 1.1;
}

.d13-stack__block + .d13-stack__block .d13-stack__title {
	font-size: clamp(1.15rem, 1.8vw, 1.6rem);
}

.d13-stack__text > *:last-child {
	margin-bottom: 0;
}

/* ================= BUTTON ================= */
.d13-stack__btn-wrap {
	margin-top: 28px;
}

.d13-stack__btn {
	display: inline-block;
	padding: 14px 28px;
	border-radius: 999px;
	background: #111111;
	color: #ffffff;
	font-weight: 600;
	line-height: 1.2;
	text-decoration: none;
	border: 0 solid transparent;
	cursor: pointer;
	transition: background .25s, color .25s, border-color .25s, transform .25s;
}

.d13-stack__btn:hover,
.d13-stack__btn:focus-visible {
	transform: translateY(-2px);
	color: #ffffff;
	text-decoration: none;
}

.is-bg .d13-stack__btn {
	background: #ffffff;
	color: #111111;
}

/* ================= FULL-BACKGROUND CARDS ================= */
.is-bg .d13-stack__media {
	position: absolute;
	inset: 0;
	flex: none;
	z-index: 0;
}

.is-bg .d13-stack__media::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 1;
}

.is-bg .d13-stack__content {
	justify-content: flex-end;
	max-width: 820px;
}

.is-bg .d13-stack__label,
.is-bg .d13-stack__title,
.is-bg .d13-stack__text {
	color: #ffffff;
}

/* ================= DOTS & ARROWS ================= */
.d13-stack__dots {
	position: absolute;
	z-index: 60;
	display: flex;
	gap: 10px;
}

.d13-stack__dots--right,
.d13-stack__dots--left {
	top: 50%;
	flex-direction: column;
	transform: translateY(-50%);
}

.d13-stack__dots--right { right: 18px; }
.d13-stack__dots--left { left: 18px; }

.d13-stack__dots--bottom {
	bottom: 18px;
	left: 50%;
	transform: translateX(-50%);
}

.d13-stack__dot {
	width: 10px;
	height: 10px;
	padding: 0;
	border: 0;
	border-radius: 10px;
	background-color: rgba(17, 17, 17, 0.28);
	box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.7);
	cursor: pointer;
	transition: all .3s ease;
}

.d13-stack__dots--right .d13-stack__dot.is-active,
.d13-stack__dots--left .d13-stack__dot.is-active { height: 26px; }
.d13-stack__dots--bottom .d13-stack__dot.is-active { width: 26px; }

.d13-stack__dot.is-active {
	background-color: #111111;
}

.d13-stack__arrows {
	position: absolute;
	z-index: 60;
	right: 18px;
	bottom: 18px;
	display: flex;
	gap: 8px;
}

.d13-stack__dots--right ~ .d13-stack__arrows {
	right: 44px;
}

.d13-stack__arrow {
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	padding: 0;
	border: 0;
	border-radius: 50%;
	background-color: rgba(255, 255, 255, 0.9);
	color: #111111;
	cursor: pointer;
	box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
	transition: opacity .2s, transform .2s;
}

.d13-stack__arrow:hover { transform: scale(1.06); }
.d13-stack__arrow[disabled] { opacity: .35; cursor: default; transform: none; }

.d13-stack__dot:focus-visible,
.d13-stack__arrow:focus-visible {
	outline: 2px solid #4c8dff;
	outline-offset: 2px;
}


/* ================= KEN BURNS ================= */
.d13-stack {
	--d13-kb-dur: 12s;
	--d13-kb-scale: 1.18;
	--d13-kb-pan: 7%;
}

.d13-kb .d13-stack__media img,
.d13-kb .d13-stack__media video {
	transform-origin: 50% 50%;
	will-change: transform;
	animation-duration: var(--d13-kb-dur);
	animation-timing-function: ease-in-out;
	animation-iteration-count: infinite;
	animation-direction: alternate;
	animation-fill-mode: both;
}

.d13-kb-once .d13-kb .d13-stack__media img,
.d13-kb-once .d13-kb .d13-stack__media video {
	animation-iteration-count: 1;
	animation-timing-function: cubic-bezier(.25, .1, .25, 1);
}

.d13-kb-zoom-in  .d13-stack__media :is(img, video) { animation-name: d13KbZoomIn; }
.d13-kb-zoom-out .d13-stack__media :is(img, video) { animation-name: d13KbZoomOut; }
.d13-kb-pan-left .d13-stack__media :is(img, video) { animation-name: d13KbPanLeft; }
.d13-kb-pan-right .d13-stack__media :is(img, video) { animation-name: d13KbPanRight; }
.d13-kb-pan-up   .d13-stack__media :is(img, video) { animation-name: d13KbPanUp; }
.d13-kb-pan-down .d13-stack__media :is(img, video) { animation-name: d13KbPanDown; }
.d13-kb-zoom-pan .d13-stack__media :is(img, video) { animation-name: d13KbZoomPan; }

@keyframes d13KbZoomIn {
	from { transform: scale(1); }
	to { transform: scale(var(--d13-kb-scale)); }
}
@keyframes d13KbZoomOut {
	from { transform: scale(var(--d13-kb-scale)); }
	to { transform: scale(1); }
}
@keyframes d13KbPanLeft {
	from { transform: scale(var(--d13-kb-scale)) translateX(var(--d13-kb-pan)); }
	to { transform: scale(var(--d13-kb-scale)) translateX(calc(var(--d13-kb-pan) * -1)); }
}
@keyframes d13KbPanRight {
	from { transform: scale(var(--d13-kb-scale)) translateX(calc(var(--d13-kb-pan) * -1)); }
	to { transform: scale(var(--d13-kb-scale)) translateX(var(--d13-kb-pan)); }
}
@keyframes d13KbPanUp {
	from { transform: scale(var(--d13-kb-scale)) translateY(var(--d13-kb-pan)); }
	to { transform: scale(var(--d13-kb-scale)) translateY(calc(var(--d13-kb-pan) * -1)); }
}
@keyframes d13KbPanDown {
	from { transform: scale(var(--d13-kb-scale)) translateY(calc(var(--d13-kb-pan) * -1)); }
	to { transform: scale(var(--d13-kb-scale)) translateY(var(--d13-kb-pan)); }
}
@keyframes d13KbZoomPan {
	from { transform: scale(1) translate(0, 0); }
	to { transform: scale(var(--d13-kb-scale)) translate(calc(var(--d13-kb-pan) * -1), calc(var(--d13-kb-pan) * -0.6)); }
}

/* ================= MOBILE ================= */
@media (max-width: 767px) {
	.d13-stack__inner,
	.is-flipped .d13-stack__inner {
		flex-direction: column;
	}

	.d13-stack--page .d13-stack__inner {
		min-height: 0;
	}

	.d13-stack--page .d13-stack__card:not(.is-bg) .d13-stack__media {
		flex: none;
		aspect-ratio: 4 / 3;
	}

	.d13-stack--page .d13-stack__card.is-bg .d13-stack__inner {
		min-height: min(var(--d13-height), 80vh);
	}

	.d13-stack--fit .d13-stack__card:not(.is-bg) .d13-stack__media {
		flex: 0 0 42%;
	}

	.d13-stack--fit .d13-stack__content {
		overflow: hidden;
		padding: 20px;
	}

	.d13-stack--blocks-columns .d13-stack__blocks {
		grid-template-columns: 1fr;
	}

	/* phones: keep free-placed blocks readable if no mobile positions were set */
	.d13-stack--blocks-free .d13-stack__block {
		max-width: calc(100% - 4px);
	}

	.d13-stack--no-mobile .d13-stack__card {
		position: relative;
		top: auto;
	}

	/* side dots move to the bottom-left on phones so they don't cover text */
	.d13-stack__dots--right,
	.d13-stack__dots--left {
		top: auto;
		right: auto;
		bottom: 30px;
		left: 20px;
		flex-direction: row;
		transform: none;
	}

	.d13-stack__dots--right .d13-stack__dot.is-active,
	.d13-stack__dots--left .d13-stack__dot.is-active { height: 10px; width: 26px; }

	.d13-stack__dots--right ~ .d13-stack__arrows { right: 18px; }
}

@media (prefers-reduced-motion: reduce) {
	.d13-stack--page .d13-stack__inner {
		transform: none !important;
		filter: none !important;
		opacity: 1 !important;
	}

	.d13-stack__inner {
		transition: none !important;
	}

	.d13-kb .d13-stack__media img,
	.d13-kb .d13-stack__media video {
		animation: none !important;
	}
}