/* ==========================================================================
   Animated Timeline (.sentio-atl)
   ==========================================================================
   Extracted from frontend.css during the Batch 8 mechanical extraction
   (2026-04-18). Behavior-preserving. 3 Layouts: vertical, diamond, horizontal.
   ========================================================================== */

/* ── Base / Shared ────────────────────────────────────────────── */

.sentio-atl {
	--atl-accent: #00e5ff;
	--atl-spine: var(--atl-accent);
	--atl-spine-w: 3px;
	--atl-dot-size: 16px;
	--atl-card-bg: transparent;
	--atl-card-radius: 8px;
	--atl-card-pad: 24px;
	--atl-card-rotate: 0deg;
	--atl-highlight: var(--atl-accent);
	--atl-date-bg: #f59e0b;
	--atl-date-color: #fff;
	--atl-date-radius: 6px;
	--atl-diamond-size: 16px;
	--atl-max-w: 1000px;
	position: relative;
	max-width: var(--atl-max-w);
	margin: 0 auto;
}

.sentio-atl__highlight {
	color: var(--atl-highlight);
	font-weight: inherit;
}

/* Animation states */
.sentio-atl[data-animation]:not([data-animation="none"]) .sentio-atl__item {
	opacity: 0;
	will-change: opacity, transform;
	transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.sentio-atl[data-animation="fade"] .sentio-atl__item {
	transform: translateY(30px);
}

.sentio-atl[data-animation="slide"] .sentio-atl__item--left {
	transform: translateX(-60px);
}

.sentio-atl[data-animation="slide"] .sentio-atl__item--right {
	transform: translateX(60px);
}

.sentio-atl[data-animation="scale"] .sentio-atl__item {
	transform: scale(0.85);
}

.sentio-atl[data-animation="flip"] .sentio-atl__item {
	transform: perspective(600px) rotateY(25deg);
}

/* Animate-in state */
.sentio-atl__item.sentio-atl__item--visible {
	opacity: 1 !important;
	transform: none !important;
}


/* ================================================================
   Layout 1: VERTICAL ALTERNATING
   ================================================================ */

.sentio-atl--vertical {
	padding: 40px 0;
}

.sentio-atl--vertical .sentio-atl__spine {
	position: absolute;
	left: 50%;
	top: 0;
	bottom: 0;
	width: var(--atl-spine-w);
	background: var(--atl-spine);
	transform: translateX(-50%);
	z-index: 0;
}

/* Progress overlay on spine */
.sentio-atl--vertical .sentio-atl__spine-progress {
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 0%;
	background: var(--atl-accent);
	opacity: 0.6;
	transition: height 0.3s ease;
	border-radius: 0 0 2px 2px;
}

.sentio-atl--vertical .sentio-atl__item {
	position: relative;
	display: grid;
	grid-template-columns: 1fr auto 1fr;
	gap: 0;
	align-items: center;
	margin-bottom: 60px;
	z-index: 1;
}

.sentio-atl--vertical .sentio-atl__item:last-child {
	margin-bottom: 0;
}

/* Left item: card-left | marker | date-right */
.sentio-atl--vertical .sentio-atl__item--left .sentio-atl__card {
	grid-column: 1;
	grid-row: 1;
	text-align: right;
	padding-right: 30px;
}

.sentio-atl--vertical .sentio-atl__item--left .sentio-atl__marker {
	grid-column: 2;
	grid-row: 1;
}

.sentio-atl--vertical .sentio-atl__item--left .sentio-atl__date-label {
	grid-column: 3;
	grid-row: 1;
	padding-left: 30px;
	text-align: left;
}

/* Right item: date-left | marker | card-right */
.sentio-atl--vertical .sentio-atl__item--right .sentio-atl__date-label {
	grid-column: 1;
	grid-row: 1;
	text-align: right;
	padding-right: 30px;
}

.sentio-atl--vertical .sentio-atl__item--right .sentio-atl__marker {
	grid-column: 2;
	grid-row: 1;
}

.sentio-atl--vertical .sentio-atl__item--right .sentio-atl__card {
	grid-column: 3;
	grid-row: 1;
	text-align: left;
	padding-left: 30px;
}

/* Left-only alignment */
.sentio-atl--vertical[data-alignment="left-only"] .sentio-atl__spine {
	left: 40px;
}

.sentio-atl--vertical[data-alignment="left-only"] .sentio-atl__item {
	grid-template-columns: 40px auto 1fr;
}

.sentio-atl--vertical[data-alignment="left-only"] .sentio-atl__item .sentio-atl__date-label {
	display: none;
}

.sentio-atl--vertical[data-alignment="left-only"] .sentio-atl__item .sentio-atl__card {
	grid-column: 3;
	text-align: left;
	padding-left: 30px;
	padding-right: 0;
}

.sentio-atl--vertical[data-alignment="left-only"] .sentio-atl__item .sentio-atl__marker {
	grid-column: 1;
}

/* Right-only: same idea but mirrored */
.sentio-atl--vertical[data-alignment="right-only"] .sentio-atl__spine {
	left: auto;
	right: 40px;
}

.sentio-atl--vertical[data-alignment="right-only"] .sentio-atl__item {
	grid-template-columns: 1fr auto 40px;
}

.sentio-atl--vertical[data-alignment="right-only"] .sentio-atl__item .sentio-atl__date-label {
	display: none;
}

.sentio-atl--vertical[data-alignment="right-only"] .sentio-atl__item .sentio-atl__card {
	grid-column: 1;
	text-align: right;
	padding-right: 30px;
	padding-left: 0;
}

.sentio-atl--vertical[data-alignment="right-only"] .sentio-atl__item .sentio-atl__marker {
	grid-column: 2;
}

/* Marker */
.sentio-atl--vertical .sentio-atl__marker {
	position: relative;
	z-index: 2;
	display: flex;
	align-items: center;
	justify-content: center;
	width: calc(var(--atl-dot-size) + 16px);
	height: calc(var(--atl-dot-size) + 16px);
	border-radius: 50%;
	background: var(--atl-spine);
	color: #fff;
	font-size: calc(var(--atl-dot-size) * 0.7);
}

.sentio-atl__marker-img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: 50%;
}

/* Connector accents (top/bottom lines from marker) */
.sentio-atl--vertical .sentio-atl__connector {
	display: none; /* handled by spine */
}

/* Date label */
.sentio-atl__date-text {
	display: inline-block;
	font-size: 14px;
	font-weight: 600;
	color: #94a3b8;
	white-space: nowrap;
}

/* Card */
.sentio-atl--vertical .sentio-atl__card {
	background: var(--atl-card-bg);
	border-radius: var(--atl-card-radius);
	padding: var(--atl-card-pad);
	transform: rotate(var(--atl-card-rotate));
}

.sentio-atl__card-title {
	margin: 0 0 12px;
	font-size: 20px;
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: 0.5px;
}

.sentio-atl__card-content {
	font-size: 15px;
	line-height: 1.6;
	color: #cbd5e1;
}

.sentio-atl__card-content p {
	margin: 0;
}

/* Accent border segments on vertical cards */
.sentio-atl--vertical .sentio-atl__item--left .sentio-atl__card {
	border-right: 3px solid var(--atl-accent);
	padding-right: 24px;
}

.sentio-atl--vertical .sentio-atl__item--right .sentio-atl__card {
	border-left: 3px solid var(--atl-accent);
	padding-left: 24px;
}


/* ================================================================
   Layout 2: DIAMOND CARDS
   ================================================================ */

.sentio-atl--diamond {
	padding: 60px 0;
}

.sentio-atl--diamond .sentio-atl__spine {
	position: absolute;
	left: 50%;
	top: 0;
	bottom: 0;
	width: var(--atl-spine-w);
	border-left: var(--atl-spine-w) dashed #b0bec5;
	transform: translateX(-50%);
	background: none;
	z-index: 0;
}

.sentio-atl--diamond .sentio-atl__item {
	position: relative;
	display: flex;
	align-items: center;
	margin-bottom: 80px;
	z-index: 1;
}

.sentio-atl--diamond .sentio-atl__item:last-child {
	margin-bottom: 0;
}

/* Alternating */
.sentio-atl--diamond .sentio-atl__item--left {
	justify-content: flex-start;
	padding-right: calc(50% + 30px);
}

.sentio-atl--diamond .sentio-atl__item--right {
	justify-content: flex-end;
	padding-left: calc(50% + 30px);
}

/* Diamond marker */
.sentio-atl__diamond-marker {
	position: absolute;
	left: 50%;
	top: 50%;
	width: var(--atl-diamond-size);
	height: var(--atl-diamond-size);
	background: #b0bec5;
	border: 3px solid #fff;
	transform: translate(-50%, -50%) rotate(45deg);
	z-index: 2;
	box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

/* Diamond card */
.sentio-atl--diamond .sentio-atl__card--diamond {
	position: relative;
	background: #ffffff;
	border-radius: 12px;
	padding: 0;
	box-shadow: 0 8px 32px rgba(0,0,0,0.1);
	transform: rotate(var(--atl-card-rotate));
	overflow: visible;
}

/* Year badge */
.sentio-atl__year-badge {
	position: absolute;
	top: -14px;
	left: 20px;
	display: inline-block;
	padding: 4px 16px;
	background: var(--atl-date-bg);
	color: var(--atl-date-color);
	font-size: 14px;
	font-weight: 700;
	border-radius: var(--atl-date-radius);
	z-index: 3;
	box-shadow: 0 2px 8px rgba(245,158,11,0.3);
}

/* Two-column card layout */
.sentio-atl__card-columns {
	display: flex;
	align-items: stretch;
	min-height: 100px;
}

.sentio-atl__card-col {
	flex: 1;
	padding: 28px 24px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	text-align: center;
}

.sentio-atl__card-divider {
	width: 1px;
	background: #e2e8f0;
	align-self: stretch;
}

.sentio-atl__col-heading {
	margin: 0 0 8px;
	font-size: 22px;
	font-weight: 800;
	color: #1e293b;
}

.sentio-atl__col-value {
	margin: 0;
	font-size: 15px;
	color: #64748b;
	line-height: 1.5;
}

/* Connection line from card to diamond */
.sentio-atl--diamond .sentio-atl__item--left::after {
	content: '';
	position: absolute;
	right: calc(50% - 1px);
	top: 50%;
	width: 30px;
	height: 2px;
	background: #b0bec5;
	transform: translateY(-50%);
}

.sentio-atl--diamond .sentio-atl__item--right::before {
	content: '';
	position: absolute;
	left: calc(50% - 1px);
	top: 50%;
	width: 30px;
	height: 2px;
	background: #b0bec5;
	transform: translateY(-50%);
}


/* ================================================================
   Layout 3: HORIZONTAL SLIDER
   ================================================================ */

.sentio-atl--horizontal {
	padding: 40px 0;
}

/* Timeline track */
.sentio-atl__h-timeline {
	position: relative;
	padding: 0 40px;
	margin-bottom: 40px;
}

.sentio-atl__h-track {
	position: absolute;
	left: 40px;
	right: 40px;
	top: 50%;
	height: 3px;
	background: #e2e8f0;
	transform: translateY(-50%);
	border-radius: 2px;
	z-index: 0;
}

.sentio-atl__h-progress {
	position: absolute;
	left: 0;
	top: 0;
	height: 100%;
	background: linear-gradient(90deg, var(--atl-accent), #a855f7);
	border-radius: 2px;
	transition: width 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dots container */
.sentio-atl__h-dots {
	position: relative;
	display: flex;
	justify-content: space-between;
	align-items: center;
	z-index: 1;
}

/* Individual dot */
.sentio-atl__h-dot {
	display: flex;
	flex-direction: column;
	align-items: center;
	background: none;
	border: none;
	cursor: pointer;
	padding: 0;
	gap: 8px;
	flex: 1;
	transition: all 0.3s ease;
}

.sentio-atl__h-dot:focus-visible {
	outline: 2px solid var(--atl-accent);
	outline-offset: 4px;
	border-radius: 4px;
}

/* Icon above dot */
.sentio-atl__h-dot-icon {
	font-size: 32px;
	color: #94a3b8;
	transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
	line-height: 1;
	min-height: 40px;
	display: flex;
	align-items: flex-end;
}

.sentio-atl__h-dot-icon svg {
	width: 32px;
	height: 32px;
	fill: currentColor;
}

.sentio-atl__h-dot-icon i {
	font-size: inherit;
}

.sentio-atl__h-dot--active .sentio-atl__h-dot-icon {
	color: var(--atl-accent);
	font-size: 44px;
	filter: drop-shadow(0 0 8px rgba(0,229,255,0.3));
}

.sentio-atl__h-dot--active .sentio-atl__h-dot-icon svg {
	width: 44px;
	height: 44px;
}

/* The actual dot/point */
.sentio-atl__h-dot-point {
	width: 12px;
	height: 12px;
	border-radius: 50%;
	background: #e2e8f0;
	border: 2px solid #fff;
	box-shadow: 0 0 0 1px #cbd5e1;
	transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
	flex-shrink: 0;
}

.sentio-atl__h-dot--active .sentio-atl__h-dot-point {
	width: 18px;
	height: 18px;
	background: var(--atl-accent);
	border: 3px solid #fff;
	box-shadow: 0 0 0 2px var(--atl-accent), 0 0 12px rgba(0,229,255,0.4);
}

/* Visited/past dots */
.sentio-atl__h-dot--visited .sentio-atl__h-dot-point {
	background: var(--atl-accent);
	opacity: 0.6;
}

/* Label below dot */
.sentio-atl__h-dot-label {
	font-size: 13px;
	font-weight: 500;
	color: #94a3b8;
	text-align: center;
	max-width: 100px;
	line-height: 1.3;
	transition: all 0.3s ease;
}

.sentio-atl__h-dot--active .sentio-atl__h-dot-label {
	color: #1e293b;
	font-weight: 700;
}

/* Content panels */
.sentio-atl__h-panels {
	position: relative;
	overflow: hidden;
	border-radius: 12px;
	background: #f8fafc;
	min-height: 200px;
}

.sentio-atl__h-panel {
	padding: 32px 40px;
	animation: sentio-atl-fadeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.sentio-atl__h-panel[hidden] {
	display: none;
}

.sentio-atl__h-panel-title {
	margin: 0 0 16px;
	font-size: 24px;
	font-weight: 700;
	color: #1e293b;
}

.sentio-atl__h-panel-content {
	font-size: 15px;
	line-height: 1.7;
	color: #64748b;
}

.sentio-atl__h-panel-content p {
	margin: 0;
}

/* Gradient accent on right edge */
.sentio-atl__h-panels::after {
	content: '';
	position: absolute;
	right: 0;
	top: 0;
	bottom: 0;
	width: 60px;
	background: linear-gradient(135deg, rgba(0,229,255,0.15), rgba(168,85,247,0.2));
	pointer-events: none;
	border-radius: 0 12px 12px 0;
}

@keyframes sentio-atl-fadeIn {
	from {
		opacity: 0;
		transform: translateY(12px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}


/* ================================================================
   Empty State
   ================================================================ */

.sentio-atl__empty {
	text-align: center;
	padding: 60px 20px;
	color: #94a3b8;
}

.sentio-atl__empty-icon {
	font-size: 48px;
	margin-bottom: 16px;
	opacity: 0.5;
}


/* ================================================================
   RESPONSIVE
   ================================================================ */

@media (max-width: 1024px) {
	.sentio-atl--vertical .sentio-atl__item {
		margin-bottom: 40px;
	}

	.sentio-atl--diamond .sentio-atl__item {
		margin-bottom: 60px;
	}

	.sentio-atl--diamond .sentio-atl__item--left {
		padding-right: calc(50% + 20px);
	}

	.sentio-atl--diamond .sentio-atl__item--right {
		padding-left: calc(50% + 20px);
	}

	.sentio-atl__h-dot-icon {
		font-size: 26px;
	}

	.sentio-atl__h-dot--active .sentio-atl__h-dot-icon {
		font-size: 34px;
	}

	.sentio-atl__h-dot-label {
		font-size: 12px;
	}
}

@media (max-width: 767px) {
	/* Vertical: stack to single column */
	.sentio-atl--vertical .sentio-atl__spine {
		left: 24px;
	}

	.sentio-atl--vertical .sentio-atl__item {
		display: flex;
		flex-direction: row;
		align-items: flex-start;
		gap: 0;
	}

	.sentio-atl--vertical .sentio-atl__item .sentio-atl__date-label {
		display: none;
	}

	.sentio-atl--vertical .sentio-atl__item .sentio-atl__marker {
		flex-shrink: 0;
		margin-left: 8px;
	}

	.sentio-atl--vertical .sentio-atl__item .sentio-atl__card {
		text-align: left !important;
		padding: 16px !important;
		border-left: 3px solid var(--atl-accent) !important;
		border-right: none !important;
		margin-left: 16px;
	}

	.sentio-atl--vertical .sentio-atl__item--left .sentio-atl__card {
		order: 3;
	}

	.sentio-atl--vertical .sentio-atl__item .sentio-atl__marker {
		order: 1;
	}

	/* Diamond: stack to single column */
	.sentio-atl--diamond .sentio-atl__spine {
		left: 24px;
	}

	.sentio-atl--diamond .sentio-atl__item--left,
	.sentio-atl--diamond .sentio-atl__item--right {
		padding-left: 60px;
		padding-right: 0;
		justify-content: flex-start;
	}

	.sentio-atl__diamond-marker {
		left: 24px;
	}

	.sentio-atl--diamond .sentio-atl__item--left::after,
	.sentio-atl--diamond .sentio-atl__item--right::before {
		left: 36px;
		right: auto;
		width: 20px;
	}

	.sentio-atl__card-columns {
		flex-direction: column;
	}

	.sentio-atl__card-divider {
		width: 100%;
		height: 1px;
	}

	/* Horizontal: scroll or stack */
	.sentio-atl__h-timeline {
		padding: 0 16px;
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
	}

	.sentio-atl__h-dots {
		min-width: 500px;
	}

	.sentio-atl__h-dot-icon {
		font-size: 22px;
		min-height: 30px;
	}

	.sentio-atl__h-dot--active .sentio-atl__h-dot-icon {
		font-size: 28px;
	}

	.sentio-atl__h-dot-label {
		font-size: 11px;
		max-width: 70px;
	}

	.sentio-atl__h-panel {
		padding: 24px 20px;
	}

	.sentio-atl__h-panels::after {
		width: 30px;
	}
}