/* Add your CSS here */
:root {
	--intel-blue: #0068b5;
	--intel-dark: #00285a;
	--intel-cyan: #00c7fd;
	--page-background: #f4f7fb;
	--text-dark: #1f2937;
	--text-muted: #4f5d6d;
	--white: #ffffff;
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	font-family: Arial, Helvetica, sans-serif;
	color: var(--text-dark);
	background-color: var(--page-background);
}

.hero {
	min-height: 550px;
	display: flex;
	align-items: center;

.site-footer {
	position: relative;
	overflow: hidden;
	padding: 3.5rem 0 2rem;
	color: var(--white);
	background:
		linear-gradient(120deg, rgba(0, 199, 253, 0.12), transparent 45%),
		linear-gradient(135deg, var(--intel-dark), #00152f);
}

.site-footer::before {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 4px;
	background: linear-gradient(90deg, var(--intel-cyan), var(--intel-blue), var(--intel-cyan));
	content: "";
}

.site-footer-inner {
	display: grid;
	grid-template-columns: minmax(220px, 1.5fr) minmax(220px, 1fr) auto;
	align-items: end;
	gap: 2.5rem;
}

.footer-brand {
	max-width: 360px;
}

.footer-kicker {
	display: inline-block;
	margin-bottom: 0.75rem;
	color: var(--intel-cyan);
	font-size: 0.8rem;
	font-weight: bold;
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.footer-brand p {
	margin: 0 0 1rem;
	color: rgba(255, 255, 255, 0.82);
	line-height: 1.6;
}

.footer-brand small {
	color: rgba(255, 255, 255, 0.72);
}

.footer-links {
	display: grid;
	gap: 0.7rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.footer-links a,
.footer-top-link {
	display: inline-flex;
	align-items: center;
	gap: 0.55rem;
	color: rgba(255, 255, 255, 0.82);
	text-decoration: none;
	transition: color 0.2s ease, transform 0.2s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible,
.footer-top-link:hover,
.footer-top-link:focus-visible {
	color: var(--white);
	transform: translateX(4px);
}

.footer-links i {
	color: var(--intel-cyan);
}

.footer-top-link {
	align-self: start;
	padding: 0.65rem 0.9rem;
	border: 1px solid rgba(255, 255, 255, 0.3);
	border-radius: 999px;
	font-size: 0.9rem;
}

.footer-top-link:hover,
.footer-top-link:focus-visible {
	border-color: var(--intel-cyan);
}
	padding: 48px 24px;
	color: var(--white);
	background-image:
		linear-gradient(rgba(0, 40, 90, 0.78), rgba(0, 40, 90, 0.78)),
		linear-gradient(135deg, var(--intel-blue), var(--intel-dark)),
		url("img/2.jpg");
	background-size: cover;
	background-position: center;
}

.hero-content {
	width: 100%;
	max-width: 700px;
	margin: 0 auto;
}

.intel-logo {
	display: block;
	width: 140px;
	height: auto;
	margin-bottom: 32px;
}

.hero-label {
	margin: 0 0 12px;
	font-size: 0.9rem;
	font-weight: bold;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--intel-cyan);
}

.hero h1 {
	margin: 0 0 20px;
	font-size: 3.5rem;
	line-height: 1.1;
}

.hero-description {
	max-width: 700px;
	margin: 0 0 28px;
	font-size: 1.1rem;
	line-height: 1.6;
}

.timeline-link {
	display: inline-block;
	color: var(--white);
	font-weight: bold;
	text-decoration: none;
	border-bottom: 2px solid var(--intel-cyan);
	padding-bottom: 6px;
	transition: transform 0.2s ease;
}

.timeline-link:hover,
.timeline-link:focus-visible {
	transform: translateX(4px);
}

.timeline-link span {
	margin-left: 8px;
	font-size: 1.2rem;
}

.timeline-section {
	padding: 56px 0;
}

.section-heading {
	max-width: 700px;
	margin: 0 auto 24px;
	padding: 0 24px;
}

.section-heading h2 {
	margin: 0 0 8px;
	color: var(--intel-dark);
}

.section-heading p {
	margin: 0;
	color: var(--text-muted);
}

.sustainability-accordion-section {
	max-width: 960px;
}

.sustainability-accordion .accordion-item {
	border: 1px solid #d7e2ee;
	box-shadow: 0 6px 16px rgba(0, 40, 90, 0.08);
}

.sustainability-accordion .accordion-button {
	color: var(--intel-dark);
	background-color: var(--white);
	font-weight: bold;
}

.sustainability-accordion .accordion-button:not(.collapsed) {
	color: var(--intel-dark);
	background-color: rgba(0, 104, 181, 0.08);
	box-shadow: inset 0 -1px 0 rgba(0, 40, 90, 0.12);
}

.sustainability-accordion .accordion-button:focus-visible {
	box-shadow: 0 0 0 0.25rem rgba(0, 199, 253, 0.35);
}

.sustainability-accordion .accordion-button i {
	color: var(--intel-blue);
}

.sustainability-accordion .accordion-body {
	color: var(--text-muted);
	background-color: var(--white);
	line-height: 1.6;
}

.timeline {
	position: relative;
	display: flex;
	flex-wrap: nowrap;
	gap: 1.5rem;
	padding: 2rem;
	overflow-x: auto;
	overflow-y: hidden;
	scroll-snap-type: x mandatory;
}

.timeline::before {
	position: absolute;
	top: 2.75rem;
	left: 2rem;
	right: 2rem;
	height: 4px;
	background-color: var(--intel-blue);
	content: "";
	opacity: 0.35;
}

.milestone-card {
	position: relative;
	display: flex;
	flex-direction: column;
	overflow: hidden;
	min-height: 430px;
	border: 1px solid #d7e2ee;
	border-radius: 16px;
	background-color: var(--white);
	box-shadow: 0 8px 20px rgba(0, 40, 90, 0.1);
	transition: transform 0.2s ease, box-shadow 0.2s ease;
	flex: 0 0 320px;
	width: 320px;
	scroll-snap-align: start;
}

.milestone-card::before {
	position: absolute;
	top: 0;
	left: 0;
	width: 6px;
	height: 100%;
	background-color: var(--intel-blue);
	content: "";
}

.milestone-card::after {
	position: absolute;
	top: 1rem;
	left: 1.25rem;
	width: 20px;
	height: 20px;
	border: 4px solid var(--white);
	border-radius: 50%;
	background-color: var(--intel-cyan);
	box-shadow: 0 0 0 2px var(--intel-blue);
	content: "";
	z-index: 1;
}

.milestone-card:hover,
.milestone-card:focus-within {
	transform: translateY(-8px);
	box-shadow: 0 18px 40px rgba(0, 104, 181, 0.18);
}

.milestone-card img {
	display: block;
	width: 100%;
	height: 210px;
	object-fit: cover;
	transition: transform 0.35s ease;
}

.milestone-card:hover img,
.milestone-card:focus-within img {
	transform: scale(1.04);
}

.card-content {
	padding: 20px 24px 24px;
}

.card-year {
	margin: 0 0 8px;
	color: var(--intel-blue);
	font-size: 1.25rem;
	font-weight: bold;
}

.milestone-card h3 {
	margin: 0 0 12px;
	color: var(--intel-dark);
	font-size: 1.25rem;
}

.card-summary,
.milestone-details {
	margin: 0;
	line-height: 1.5;
}

.card-summary {
	color: var(--text-muted);
}

.milestone-details {
	max-height: 0;
	overflow: hidden;
	margin-top: 0;
	color: var(--text-dark);
	opacity: 0;
	transition: max-height 0.35s ease, margin-top 0.35s ease, opacity 0.35s ease;
}

.milestone-card:hover .milestone-details,
.milestone-card:focus-within .milestone-details {
	max-height: 180px;
	margin-top: 12px;
	opacity: 1;
}

@media (max-width: 1023px) {
	.timeline {
		flex-direction: column;
		align-items: center;
		overflow-x: hidden;
		overflow-y: hidden;
		scroll-snap-type: none;
	}

	.milestone-card {
		flex: 0 1 auto;
		width: min(100%, 560px);
	}
}

@media (max-width: 768px) {
	.hero {
		min-height: 420px;
		padding: 40px 20px;
	}

	.hero h1 {
		font-size: 2.8rem;
	}

	.site-footer-inner {
		grid-template-columns: 1fr;
		gap: 1.75rem;
	}

	.footer-top-link {
		justify-self: start;
	}

	.timeline {
		padding: 1.25rem;
	}

	.timeline::before {
		top: 1.25rem;
		bottom: 1.25rem;
		left: 2rem;
		right: auto;
		width: 4px;
		height: auto;
	}

	.milestone-details {
		max-height: none;
		margin-top: 12px;
		opacity: 1;
	}
}

@media (max-width: 600px) {
	.hero {
		min-height: 450px;
		padding: 36px 20px;
	}

	.intel-logo {
		width: 125px;
		margin-bottom: 24px;
	}

	.hero h1 {
		font-size: 2.4rem;
	}

	.hero-description {
		font-size: 1rem;
	}

	.timeline {
		padding: 1.5rem 20px;
	}

	.timeline::before {
		display: none;
	}
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		 scroll-behavior: auto !important;
		 transition-duration: 0.01ms !important;
		 animation-duration: 0.01ms !important;
		 animation-iteration-count: 1 !important;
	}
}