/* -----------------------------------------------------------------------------
   Timeline Block — Frontend Styles
   ----------------------------------------------------------------------------- */

.timeline {
	--tl-line-width: 3px;
	--tl-line-color: var(--theme-palette-color-1, #3a7bd5);
	--tl-line-fade: 15%;
	--tl-dot-size: 1rem;
	--tl-card-bg: #ffffff;
	--tl-card-radius: 0.5rem;
	--tl-card-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
	--tl-card-arrow-size: 10px;
	--tl-gap: clamp(1.5rem, 3.5714vw - 0.2143rem, 3rem);
	--tl-line-offset: 1.25rem;

	position: relative;
	padding-block: 2rem;
}

.timeline__placeholder {
	padding: 2rem;
	text-align: center;
	opacity: 0.7;
	font-style: italic;
}

.timeline__line {
	position: absolute;
	top: 0;
	bottom: 0;
	left: 50%;
	width: var(--tl-line-width);
	transform: translateX(-50%);
	background: linear-gradient(
		to bottom,
		transparent 0%,
		var(--tl-line-color) var(--tl-line-fade),
		var(--tl-line-color) calc(100% - var(--tl-line-fade)),
		transparent 100%
	);
}

.timeline__item {
	position: relative;
	display: grid;
	grid-template-columns: 1fr auto 1fr;
	gap: var(--tl-gap);
	align-items: start;
}

.timeline__item:not(:last-child) {
	margin-bottom: clamp(2rem, 4.7619vw - 0.2857rem, 4rem);
}

.timeline__info {
	grid-column: 1;
	grid-row: 1;
	text-align: right;
}

.timeline__title {
	margin: 0 0 0.25rem;
	font-size: clamp(1.5rem, 2.6786vw + 0.2143rem, 2.625rem);
	font-weight: 700;
	color: var(--theme-palette-color-1, #f9991d);
	line-height: 1;
}

.timeline__subtitle {
	margin: 0;
	font-size: clamp(1rem, 0.2976vw + 0.8571rem, 1.125rem);
	font-weight: 500;
}

.timeline__dot {
	grid-column: 2;
	grid-row: 1;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 2rem;
	height: 2rem;
	z-index: 2;
}

.timeline__dot-inner {
	display: block;
	width: var(--tl-dot-size);
	height: var(--tl-dot-size);
	border-radius: 50%;
	background: var(--tl-line-color);
	border: 3px solid #fff;
	box-shadow: 0 0 0 var(--tl-line-width) var(--tl-line-color);
}

.timeline__card {
	grid-column: 3;
	grid-row: 1;
	position: relative;
	padding: clamp(1rem, 1.1905vw + 0.4286rem, 1.5rem);
	background: var(--tl-card-bg);
	border-radius: var(--tl-card-radius);
	box-shadow: var(--tl-card-shadow);
}

.timeline__card::before {
	content: '';
	position: absolute;
	top: calc(1rem - var(--tl-card-arrow-size));
	left: calc(-1 * var(--tl-card-arrow-size));
	width: 0;
	height: 0;
	border: var(--tl-card-arrow-size) solid transparent;
	border-right-color: var(--tl-card-bg);
	border-left: 0;
}

.timeline__icon {
	margin-bottom: 0.75rem;
}

.timeline__icon img {
	display: block;
	max-width: 48px;
	height: auto;
}

.timeline__card .timeline__icon,
.timeline__card .timeline__icon img {
	background: none !important;
	box-shadow: none !important;
}

.timeline__content {
	font-size: clamp(0.875rem, 0.2976vw + 0.7321rem, 1rem);
	line-height: 1.6;
}

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

/* Alternating items (even rows swap sides) */
.timeline__item--alternate .timeline__info {
	grid-column: 3;
	text-align: left;
}

.timeline__item--alternate .timeline__card {
	grid-column: 1;
}

.timeline__item--alternate .timeline__card::before {
	left: auto;
	right: calc(-1 * var(--tl-card-arrow-size));
	border-right: 0;
	border-left: var(--tl-card-arrow-size) solid var(--tl-card-bg);
}

/* Mobile — line on the left, all cards on the right */
@media screen and (max-width: 767px) {
	.timeline {
		--tl-gap: 1rem;
	}

	.timeline__line {
		left: var(--tl-line-offset);
	}

	.timeline__item {
		grid-template-columns: calc(var(--tl-line-offset) * 2) 1fr;
		gap: var(--tl-gap);
	}

	.timeline__info {
		grid-column: 2;
		grid-row: 1;
		text-align: left;
	}

	.timeline__dot {
		grid-column: 1;
		grid-row: 1 / span 2;
		justify-self: center;
	}

	.timeline__card {
		grid-column: 2;
		grid-row: 2;
	}

	.timeline__card::before {
		display: none;
	}

	.timeline__item--alternate .timeline__info {
		grid-column: 2;
		text-align: left;
	}

	.timeline__item--alternate .timeline__card {
		grid-column: 2;
	}

	.timeline__item--alternate .timeline__card::before {
		display: none;
	}
}