/* Octzen Showcase: stacked showcase (tabs + looping screenshot stack) */
.ocs-stk {
	--stk-h: clamp(400px, 42vw, 560px);
	--stk-ratio: 425 / 825;
	--stk-bar: 80px;
	--stk-radius: 26px;
	--stk-max: 1200px;
	position: relative;
	padding: clamp(40px, 7vw, 96px) var(--ocs-gutter);
	background: var(--ocs-bg);
}

/* ---- tabs */
.ocs-stk .ocs-stk__tabswrap {
	position: relative;
	display: flex;
	justify-content: center;
	max-width: 100%;
	margin: 0 auto clamp(32px, 5vw, 64px);
}

.ocs-stk .ocs-stk__tabs {
	position: relative;
	display: flex;
	gap: 4px;
	max-width: 100%;
	padding: 5px;
	overflow-x: auto;
	border: 1px solid var(--ocs-line-strong);
	border-radius: 999px;
	background: var(--ocs-surface);
	box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
	scrollbar-width: none;
	overscroll-behavior-x: contain;
}

.ocs-stk .ocs-stk__tabs::-webkit-scrollbar { display: none; }

.ocs-stk .ocs-stk__tab,
.ocs-stk button.ocs-stk__tab {
	position: relative;
	z-index: 1;
	flex: 0 0 auto;
	min-height: 44px;
	padding: 0 24px;
	border-radius: 999px;
	font-weight: 600; font-size: 0.95rem; line-height: 1;
	white-space: nowrap;
	color: var(--ocs-muted);
	transition: color 0.3s;
}

.ocs-stk .ocs-stk__tab:hover { color: var(--ocs-text); }
.ocs-stk .ocs-stk__tab.is-on,
.ocs-stk button.ocs-stk__tab.is-on { color: var(--ocs-accent-ink); }

.ocs-stk .ocs-stk__ink {
	position: absolute;
	top: 5px;
	left: 0;
	z-index: 0;
	width: var(--w, 0);
	height: calc(100% - 10px);
	border-radius: 999px;
	background: var(--ocs-accent);
	transform: translateX(var(--x, 0));
	transition: transform 0.5s var(--ocs-ease), width 0.5s var(--ocs-ease);
	pointer-events: none;
}

/* ---- panel */
.ocs-stk .ocs-stk__panel[hidden] { display: none; }

.ocs-stk .ocs-stk__inner {
	display: grid;
	grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
	gap: clamp(32px, 6vw, 96px);
	align-items: center;
	max-width: var(--stk-max);
	margin: 0 auto;
}

.ocs-stk .ocs-stk__panel.is-anim .ocs-stk__visual { animation: ocs-stk-in 0.8s var(--ocs-ease) both; }
.ocs-stk .ocs-stk__panel.is-anim .ocs-stk__copy > * { animation: ocs-stk-up 0.8s var(--ocs-ease) both; }
.ocs-stk .ocs-stk__panel.is-anim .ocs-stk__copy > :nth-child(2) { animation-delay: 90ms; }
.ocs-stk .ocs-stk__panel.is-anim .ocs-stk__copy > :nth-child(3) { animation-delay: 180ms; }

@keyframes ocs-stk-in { from { opacity: 0; transform: scale(0.96); } }
@keyframes ocs-stk-up { from { opacity: 0; transform: translateY(18px); } }

/* ---- visual */
.ocs-stk .ocs-stk__visual { position: relative; min-width: 0; }

.ocs-stk .ocs-stk__stage {
	position: relative;
	height: var(--stk-h);
	touch-action: pan-y;
	-webkit-user-select: none;
	user-select: none;
}

.ocs-stk .ocs-stk__card {
	position: absolute;
	top: 0;
	left: 50%;
	height: calc(100% - var(--stk-bar));
	aspect-ratio: var(--stk-ratio);
	margin: 0;
	overflow: hidden;
	border: 1px solid var(--ocs-line-strong);
	border-radius: var(--stk-radius);
	background: var(--ocs-surface-2);
	box-shadow: 0 30px 70px rgba(0, 0, 0, 0.55);
	cursor: pointer;
	transform: translate(-50%, 0) scale(0.8);
	opacity: 0;
	z-index: 1;
	transition: transform 0.9s var(--ocs-ease), opacity 0.6s ease, filter 0.6s ease;
	will-change: transform;
}

.ocs-stk .ocs-stk__card img { width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: center; pointer-events: none; }

.ocs-stk .ocs-stk__card[data-p="0"] { z-index: 3; opacity: 1; transform: translate(-50%, 0) scale(1); cursor: default; }
.ocs-stk .ocs-stk__card[data-p="1"] { z-index: 2; opacity: 1; filter: brightness(0.72); transform: translate(calc(-50% + 88%), 0) scale(0.9); }
.ocs-stk .ocs-stk__card[data-p="-1"] { z-index: 2; opacity: 1; filter: brightness(0.72); transform: translate(calc(-50% - 88%), 0) scale(0.9); }

.ocs-stk .ocs-stk__ph { position: absolute; inset: 0; display: grid; grid-template-rows: 10% 1fr 30%; gap: 10px; padding: 14px; }
.ocs-stk .ocs-stk__ph span { border-radius: 10px; background: rgba(255, 255, 255, 0.06); }
.ocs-stk .ocs-stk__ph span:nth-child(2) { background: linear-gradient(140deg, color-mix(in srgb, var(--ocs-accent) 38%, transparent), rgba(255, 255, 255, 0.04)); }
.ocs-stk .ocs-stk__ph span:nth-child(4) { display: none; }

/* buttons that replace the prompt box */
.ocs-stk .ocs-stk__actions {
	position: absolute;
	right: 0;
	bottom: 0;
	left: 0;
	z-index: 5;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 8px;
	width: max-content;
	max-width: 100%;
	margin: 0 auto;
	padding: 8px;
	border: 1px solid var(--ocs-line-strong);
	border-radius: 999px;
	background: color-mix(in srgb, var(--ocs-surface) 82%, transparent);
	-webkit-backdrop-filter: blur(14px);
	backdrop-filter: blur(14px);
	box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5);
}

.ocs-stk .ocs-stk__actions .ocs-btn { min-height: 46px; padding: 0 24px; }

.ocs-stk .ocs-stk__pause {
	position: absolute;
	right: 4px;
	bottom: 8px;
	z-index: 6;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 36px;
	height: 36px;
	padding: 0;
	border: 1px solid var(--ocs-line-strong);
	border-radius: 50%;
	background: var(--ocs-surface);
	color: var(--ocs-text);
	cursor: pointer;
}

.ocs-stk .ocs-stk__pause .ocs-i-play { display: none; }
.ocs-stk .ocs-stk__pause[aria-pressed="true"] .ocs-i-play { display: block; }
.ocs-stk .ocs-stk__pause[aria-pressed="true"] .ocs-i-pause { display: none; }

/* ---- copy */
.ocs-stk .ocs-stk__copy { min-width: 0; }

.ocs-stk .ocs-stk__title {
	max-width: 16ch;
	font-weight: 600; font-size: clamp(2rem, 3.6vw, 3.2rem); line-height: 1.08;
	letter-spacing: -0.03em;
	text-wrap: balance;
	color: var(--ocs-text);
}

.ocs-stk .ocs-stk__text {
	max-width: 46ch;
	margin-top: clamp(16px, 2vw, 24px);
	font-size: clamp(1rem, 1.3vw, 1.15rem);
	line-height: 1.6;
	color: var(--ocs-muted);
}

.ocs-stk a.ocs-stk__link {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	max-width: 520px;
	margin-top: clamp(28px, 4vw, 48px);
	padding: 20px 0;
	border-bottom: 1px solid var(--ocs-line-strong);
	font-weight: 500; font-size: 1.1rem; line-height: 1.3;
	color: var(--ocs-text);
	transition: border-color 0.3s, color 0.3s;
}

.ocs-stk a.ocs-stk__link svg { flex: 0 0 auto; color: var(--ocs-accent); transition: transform 0.4s var(--ocs-ease); }
.ocs-stk a.ocs-stk__link:hover { border-color: var(--ocs-accent); color: var(--ocs-text); }
.ocs-stk a.ocs-stk__link:hover svg { transform: translateX(6px); }

/* ---- phone + tablet */
@media (max-width: 900px) {
	.ocs-stk .ocs-stk__inner { grid-template-columns: minmax(0, 1fr); gap: 40px; }
	.ocs-stk .ocs-stk__copy { text-align: center; }
	.ocs-stk .ocs-stk__title,
	.ocs-stk .ocs-stk__text { margin-right: auto; margin-left: auto; }
	.ocs-stk a.ocs-stk__link { justify-content: center; margin-right: auto; margin-left: auto; text-align: center; }
}

@media (max-width: 767px) {
	.ocs-stk { --stk-h: min(500px, 128vw); --stk-bar: 62px; }
	.ocs-stk .ocs-stk__tabswrap { justify-content: flex-start; }
	.ocs-stk .ocs-stk__tabs { margin: 0 auto; }
	.ocs-stk .ocs-stk__tab, .ocs-stk button.ocs-stk__tab { padding: 0 18px; font-size: 0.9rem; }
	.ocs-stk .ocs-stk__card[data-p="1"] { transform: translate(calc(-50% + 50%), 0) scale(0.86); }
	.ocs-stk .ocs-stk__card[data-p="-1"] { transform: translate(calc(-50% - 50%), 0) scale(0.86); }
	.ocs-stk .ocs-stk__actions { width: 100%; border-radius: 28px; }
	.ocs-stk .ocs-stk__pause { right: 0; bottom: auto; top: 0; }
}

/* the tab pill scrolls on small screens: fade the edge that hides more tabs */
.ocs-stk .ocs-stk__tabswrap.can-prev .ocs-stk__tabs { -webkit-mask-image: linear-gradient(90deg, transparent, #000 44px); mask-image: linear-gradient(90deg, transparent, #000 44px); }
.ocs-stk .ocs-stk__tabswrap.can-next .ocs-stk__tabs { -webkit-mask-image: linear-gradient(270deg, transparent, #000 44px); mask-image: linear-gradient(270deg, transparent, #000 44px); }
.ocs-stk .ocs-stk__tabswrap.can-prev.can-next .ocs-stk__tabs { -webkit-mask-image: linear-gradient(90deg, transparent, #000 44px, #000 calc(100% - 44px), transparent); mask-image: linear-gradient(90deg, transparent, #000 44px, #000 calc(100% - 44px), transparent); }

@media (prefers-reduced-motion: reduce) {
	.ocs-stk .ocs-stk__card,
	.ocs-stk .ocs-stk__ink { transition-duration: 0.01s; }
	.ocs-stk .ocs-stk__panel.is-anim .ocs-stk__visual,
	.ocs-stk .ocs-stk__panel.is-anim .ocs-stk__copy > * { animation: none; }
}

/* smaller buttons on tablet and phone */
@media (max-width: 1024px) {
	.ocs-stk { --stk-bar: 68px; }
	.ocs-stk .ocs-stk__actions { gap: 6px; padding: 6px; }
	.ocs-stk .ocs-stk__actions .ocs-btn { min-height: 38px; padding: 0 18px; font-size: 0.86rem; }
}

@media (max-width: 767px) {
	.ocs-stk { --stk-bar: 58px; }
	.ocs-stk .ocs-stk__actions { gap: 5px; padding: 5px; }
	.ocs-stk .ocs-stk__actions .ocs-btn { flex: 1 1 0; min-height: 34px; padding: 0 12px; font-size: 0.8rem; }
}