/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
	--primary-color: #2D7A8E;
	--primary-light: #4A9FB0;
	--primary-dark: #1E5A6B;
	--secondary-color: #8EC5D3;
	--accent-color: #A8DADC;
	--text-dark: #1a1a1a;
	--text-light: #666;
	--text-lighter: #999;
	--bg-light: #f8f9fa;
	--bg-white: #ffffff;
	--shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
	--shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
	--shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
	--transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	--border-radius: 12px;
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	font-family: 'Inter', sans-serif;
	color: var(--text-dark);
	line-height: 1.6;
	overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
	font-family: 'Space Grotesk', sans-serif;
	font-weight: 600;
	line-height: 1.2;
}

a {
	text-decoration: none;
	color: inherit;
	transition: var(--transition);
}

img {
	max-width: 100%;
	display: block;
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(10px);
	box-shadow: var(--shadow-sm);
	z-index: 1000;
	transition: var(--transition);
}

.navbar .container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1rem 20px;
}

.nav-brand {
	display: flex;
	align-items: center;
	gap: 12px;
}

.logo {
	width: 40px;
	height: 40px;
}

.brand-name {
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--primary-color);
}

.nav-menu {
	display: flex;
	list-style: none;
	gap: 2rem;
}

.nav-link {
	color: var(--text-dark);
	font-weight: 500;
	position: relative;
}

.nav-link::after {
	content: '';
	position: absolute;
	bottom: -5px;
	left: 0;
	width: 0;
	height: 2px;
	background: var(--primary-color);
	transition: var(--transition);
}

.nav-link:hover::after {
	width: 100%;
}

.hamburger {
	display: none;
	flex-direction: column;
	gap: 5px;
	cursor: pointer;
}

.hamburger span {
	width: 25px;
	height: 3px;
	background: var(--primary-color);
	border-radius: 3px;
	transition: var(--transition);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
	position: relative;
	height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	overflow: hidden;
	background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
}

.hero-background {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background:
		radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
		radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
	z-index: 0;
}

.hero-content {
	position: relative;
	z-index: 1;
	color: white;
	padding: 2rem;
}

.hero-title {
	font-size: clamp(3rem, 8vw, 6rem);
	margin-bottom: 1rem;
	font-weight: 700;
}

.hero-subtitle {
	font-size: clamp(1.2rem, 3vw, 1.8rem);
	margin-bottom: 2rem;
	opacity: 0.9;
}

.cta-button {
	display: inline-block;
	padding: 1rem 2.5rem;
	background: white;
	color: var(--primary-color);
	border-radius: 50px;
	font-weight: 600;
	box-shadow: var(--shadow-md);
	transition: var(--transition);
}

.cta-button:hover {
	transform: translateY(-3px);
	box-shadow: var(--shadow-lg);
}

/* Animations */
@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(30px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.animate-fade-in {
	animation: fadeIn 0.8s ease-out;
}

.animate-fade-in-delay {
	animation: fadeIn 0.8s ease-out 0.2s backwards;
}

.animate-fade-in-delay-2 {
	animation: fadeIn 0.8s ease-out 0.4s backwards;
}

/* ============================================
   Section Styles
   ============================================ */
.section {
	padding: 6rem 0;
}

.section-header {
	text-align: center;
	margin-bottom: 4rem;
}

.section-title {
	font-size: clamp(2rem, 5vw, 3rem);
	color: var(--text-dark);
	margin-bottom: 1rem;
}

.title-underline {
	width: 80px;
	height: 4px;
	background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
	margin: 0 auto 1rem;
	border-radius: 2px;
}

.section-description {
	font-size: 1.2rem;
	color: var(--text-light);
	max-width: 600px;
	margin: 0 auto;
}

/* ============================================
   Overview Section
   ============================================ */
.overview-section {
	background: white;
}

.overview-content {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4rem;
	align-items: start;
}

.overview-text {
	font-size: 1.1rem;
	color: var(--text-light);
}

.lead-text {
	font-size: 1.3rem;
	color: var(--text-dark);
	font-weight: 500;
	margin-bottom: 1.5rem;
}

.highlight-box {
	display: flex;
	gap: 1.5rem;
	background: white;
	padding: 2rem;
	border-radius: var(--border-radius);
	box-shadow: var(--shadow-sm);
	margin-top: 2rem;
}

.highlight-box i {
	font-size: 2.5rem;
	color: var(--primary-color);
	flex-shrink: 0;
}

.highlight-box h3 {
	margin-bottom: 0.5rem;
	color: var(--text-dark);
}

.overview-stats {
	display: grid;
	gap: 2rem;
}

.stat-card {
	background: white;
	padding: 2rem;
	border-radius: var(--border-radius);
	box-shadow: var(--shadow-sm);
	text-align: center;
	transition: var(--transition);
}

.stat-card:hover {
	transform: translateY(-5px);
	box-shadow: var(--shadow-md);
}

.stat-card i {
	font-size: 2.5rem;
	color: var(--primary-color);
	margin-bottom: 1rem;
}

.stat-number {
	font-size: 3rem;
	color: var(--primary-color);
	margin-bottom: 0.5rem;
}

.stat-label {
	color: var(--text-light);
	font-size: 1.1rem;
}

/* ============================================
   Expected Impact Section
   ============================================ */
.impact-section {
	background: white;
}

.impact-content {
	max-width: 900px;
	margin: 0 auto;
}

.impact-content .lead-text {
	font-size: 1.15rem;
	line-height: 1.8;
	color: var(--text-dark);
	margin-bottom: 3rem;
}

.impact-list {
	display: flex;
	flex-direction: column;
	gap: 2rem;
}

.impact-item {
	display: flex;
	gap: 1.5rem;
	align-items: flex-start;
	padding: 1.5rem;
	background: var(--bg-light);
	border-radius: var(--border-radius);
	transition: var(--transition);
}

.impact-item:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-md);
}

.impact-item i {
	font-size: 2.5rem;
	color: var(--primary-color);
	min-width: 50px;
	margin-top: 0.25rem;
}

.impact-item h3 {
	font-size: 1.4rem;
	color: var(--text-dark);
	margin-bottom: 0.5rem;
}

.impact-item p {
	color: var(--text-light);
	line-height: 1.6;
}

/* ============================================
   Vacancy Prediction Model Section
   ============================================ */
.model-section {
	background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
	color: white;
	padding: 6rem 0;
}

.model-content {
	display: grid;
	grid-template-columns: 1fr 2fr;
	gap: 4rem;
	align-items: center;
}

.model-visual {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	position: relative;
}

.model-icon-large {
	width: 200px;
	height: 200px;
	background: rgba(255, 255, 255, 0.1);
	backdrop-filter: blur(10px);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	border: 3px solid rgba(255, 255, 255, 0.3);
	animation: pulse 3s ease-in-out infinite;
}

.model-icon-large i {
	font-size: 6rem;
	color: white;
}

@keyframes pulse {

	0%,
	100% {
		transform: scale(1);
		box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
	}

	50% {
		transform: scale(1.05);
		box-shadow: 0 0 0 20px rgba(255, 255, 255, 0);
	}
}

.model-badge {
	margin-top: 2rem;
	background: rgba(255, 255, 255, 0.2);
	backdrop-filter: blur(10px);
	padding: 0.75rem 2rem;
	border-radius: 30px;
	font-weight: 600;
	font-size: 1.1rem;
	border: 2px solid rgba(255, 255, 255, 0.3);
}

.model-details {
	color: white;
}

.model-title {
	font-size: clamp(2rem, 5vw, 3rem);
	margin-bottom: 1.5rem;
	font-family: 'Space Grotesk', sans-serif;
}

.model-description {
	font-size: 1.15rem;
	line-height: 1.8;
	margin-bottom: 2rem;
	opacity: 0.95;
}

.model-features {
	display: flex;
	flex-direction: column;
	gap: 1rem;
	margin-bottom: 2.5rem;
}

.model-feature-item {
	display: flex;
	align-items: center;
	gap: 1rem;
	font-size: 1.05rem;
}

.model-feature-item i {
	font-size: 1.2rem;
	color: var(--accent-color);
	flex-shrink: 0;
}

.model-stats-row {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 2rem;
	margin-top: 2.5rem;
	padding-top: 2rem;
	border-top: 2px solid rgba(255, 255, 255, 0.2);
}

.model-stat h3 {
	font-size: 1.5rem;
	margin-bottom: 0.5rem;
	font-weight: 700;
}

.model-stat p {
	font-size: 0.95rem;
	opacity: 0.85;
}

/* ============================================
   Team Section
   ============================================ */
.team-section {
	background: white;
}

.team-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 2.5rem;
}

.team-card {
	background: white;
	border-radius: var(--border-radius);
	overflow: hidden;
	box-shadow: var(--shadow-sm);
	transition: var(--transition);
}

.team-card:hover {
	transform: translateY(-10px);
	box-shadow: var(--shadow-lg);
}

.team-image {
	position: relative;
	overflow: hidden;
	height: 300px;
}

.team-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: var(--transition);
}

.team-card:hover .team-image img {
	transform: scale(1.1);
}

.team-overlay {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(45, 122, 142, 0.9);
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 0;
	transition: var(--transition);
}

.team-card:hover .team-overlay {
	opacity: 1;
}

.social-links {
	display: flex;
	gap: 1rem;
}

.social-icon {
	width: 45px;
	height: 45px;
	background: white;
	color: var(--primary-color);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.2rem;
	transition: var(--transition);
}

.social-icon:hover {
	background: var(--secondary-color);
	transform: translateY(-3px);
}

.team-info {
	padding: 1.5rem;
}

.team-name {
	font-size: 1.4rem;
	margin-bottom: 0.5rem;
	color: var(--text-dark);
}

.team-role {
	color: var(--primary-color);
	font-weight: 600;
	margin-bottom: 1rem;
}

.team-bio {
	color: var(--text-light);
	font-size: 0.95rem;
}

/* ============================================
   Technology Section
   ============================================ */
.technology-section {
	background: var(--bg-light);
}

.tech-categories {
	display: grid;
	gap: 2.5rem;
}

.tech-category {
	background: white;
	padding: 2.5rem;
	border-radius: var(--border-radius);
	box-shadow: var(--shadow-sm);
}

.tech-category-header {
	display: flex;
	align-items: center;
	gap: 1rem;
	margin-bottom: 2rem;
}

.tech-category-header i {
	font-size: 2rem;
	color: var(--primary-color);
}

.tech-category-header h3 {
	font-size: 1.5rem;
	color: var(--text-dark);
}

.tech-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
	gap: 1.5rem;
}

.tech-item {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.8rem;
	padding: 1.5rem;
	background: var(--bg-light);
	border-radius: var(--border-radius);
	transition: var(--transition);
	cursor: pointer;
}

.tech-item:hover {
	background: var(--primary-color);
	color: white;
	transform: translateY(-5px);
	box-shadow: var(--shadow-md);
}

.tech-item i {
	font-size: 2.5rem;
	color: var(--primary-color);
	transition: var(--transition);
}

.tech-item:hover i {
	color: white;
}

.tech-item span {
	font-weight: 500;
	font-size: 1rem;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
	background: white;
}

.contact-content {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4rem;
}

.contact-info {
	display: flex;
	flex-direction: column;
	gap: 2rem;
}

.contact-item {
	display: flex;
	gap: 1.5rem;
	align-items: flex-start;
}

.contact-item i {
	font-size: 1.8rem;
	color: var(--primary-color);
	flex-shrink: 0;
	margin-top: 0.3rem;
}

.contact-item h4 {
	margin-bottom: 0.5rem;
	color: var(--text-dark);
}

.contact-item p {
	color: var(--text-light);
}

.contact-form {
	display: flex;
	flex-direction: column;
	gap: 1.5rem;
}

.contact-form input,
.contact-form textarea {
	padding: 1rem;
	border: 2px solid #e0e0e0;
	border-radius: var(--border-radius);
	font-family: 'Inter', sans-serif;
	font-size: 1rem;
	transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
	outline: none;
	border-color: var(--primary-color);
}

.submit-button {
	padding: 1rem 2rem;
	background: var(--primary-color);
	color: white;
	border: none;
	border-radius: var(--border-radius);
	font-size: 1.1rem;
	font-weight: 600;
	cursor: pointer;
	transition: var(--transition);
}

.submit-button:hover {
	background: var(--primary-dark);
	transform: translateY(-2px);
	box-shadow: var(--shadow-md);
}

/* ============================================
   LinkedIn Section
   ============================================ */
.linkedin-section {
	background: var(--bg-light);
}

.linkedin-section iframe {
	border-radius: var(--border-radius);
	box-shadow: var(--shadow-sm);
}

/* ============================================
   Timeline Section
   ============================================ */
.timeline-section {
	background: var(--bg-light);
}

.timeline-content {
	max-width: 900px;
	margin: 0 auto;
	position: relative;
}

.timeline-content::before {
	content: '';
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	width: 3px;
	height: 100%;
	background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
}

.timeline-item {
	display: flex;
	justify-content: flex-end;
	padding-right: 50%;
	position: relative;
	margin-bottom: 3rem;
}

.timeline-item:nth-child(even) {
	justify-content: flex-start;
	padding-right: 0;
	padding-left: 50%;
}

.timeline-marker {
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	width: 20px;
	height: 20px;
	background: var(--primary-color);
	border: 4px solid white;
	border-radius: 50%;
	box-shadow: 0 0 0 4px var(--secondary-color);
	z-index: 2;
}

.timeline-card {
	background: var(--bg-light);
	padding: 2rem;
	border-radius: var(--border-radius);
	width: calc(100% - 3rem);
	box-shadow: var(--shadow-sm);
	transition: var(--transition);
	position: relative;
}

.timeline-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-md);
}

.timeline-card::before {
	content: '';
	position: absolute;
	top: 20px;
	width: 0;
	height: 0;
	border: 10px solid transparent;
}

.timeline-item .timeline-card::before {
	right: -20px;
	border-left-color: var(--bg-light);
}

.timeline-item:nth-child(even) .timeline-card::before {
	left: -20px;
	right: auto;
	border-right-color: var(--bg-light);
	border-left-color: transparent;
}

.timeline-date {
	display: inline-block;
	background: var(--primary-color);
	color: white;
	padding: 0.5rem 1rem;
	border-radius: 20px;
	font-size: 0.9rem;
	font-weight: 600;
	margin-bottom: 1rem;
}

.timeline-card h3 {
	font-size: 1.5rem;
	color: var(--text-dark);
	margin-bottom: 0.75rem;
}

.timeline-card p {
	color: var(--text-light);
	line-height: 1.6;
}

/* ============================================
   Research Outputs Section
   ============================================ */
.outputs-section {
	background: white;
}

.outputs-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 2rem;
}

.output-card {
	background: white;
	padding: 2.5rem;
	border-radius: var(--border-radius);
	box-shadow: var(--shadow-sm);
	transition: var(--transition);
	text-align: center;
}

.output-card:hover {
	transform: translateY(-8px);
	box-shadow: var(--shadow-md);
}

.output-icon {
	width: 80px;
	height: 80px;
	background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 1.5rem;
}

.output-icon i {
	font-size: 2.5rem;
	color: white;
}

.output-card h3 {
	font-size: 1.4rem;
	color: var(--text-dark);
	margin-bottom: 1rem;
}

.output-card p {
	color: var(--text-light);
	line-height: 1.6;
}

/* ============================================
   Methodology Section
   ============================================ */
.methodology-section {
	background: white;
}

.methodology-content {
	max-width: 900px;
	margin: 0 auto;
}

.methodology-item {
	display: flex;
	gap: 2rem;
	margin-bottom: 3rem;
	align-items: flex-start;
}

.methodology-item:last-child {
	margin-bottom: 0;
}

.methodology-number {
	font-size: 2rem;
	min-width: auto;
}

/* Model section responsive */
.model-content {
	grid-template-columns: 1fr;
	gap: 3rem;
}

.model-icon-large {
	width: 150px;
	height: 150px;
}

.model-icon-large i {
	font-size: 4rem;
}

.model-stats-row {
	grid-template-columns: 1fr;
	gap: 1.5rem;
}


/* ============================================
   Partners Section
   ============================================ */
.partners-section {
	background: var(--bg-light);
}

.partners-content {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 3rem;
}

.partner-category h3 {
	font-size: 1.5rem;
	color: var(--text-dark);
	margin-bottom: 1.5rem;
	padding-bottom: 0.75rem;
	border-bottom: 3px solid var(--primary-color);
}

.partner-list {
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.partner-item {
	display: flex;
	align-items: center;
	gap: 1rem;
	background: white;
	padding: 1rem;
	border-radius: 8px;
	box-shadow: var(--shadow-sm);
	transition: var(--transition);
}

.partner-item:hover {
	transform: translateX(8px);
	box-shadow: var(--shadow-md);
}

.partner-item i {
	font-size: 1.5rem;
	color: var(--primary-color);
	min-width: 30px;
}

.partner-item p {
	color: var(--text-dark);
	font-size: 0.95rem;
	margin: 0;
}

/* ============================================
   Video Section
   ============================================ */
.video-section {
	background: var(--bg-light);
	padding: 0;
	margin: 0;
	width: 100vw;
	position: relative;
	left: 50%;
	right: 50%;
	margin-left: -50vw;
	margin-right: -50vw;
}

.video-full-width {
	width: 100%;
	max-width: 100%;
	padding: 4rem 0;
	margin: 0;
}

.video-section .section-header {
	text-align: center;
	margin-bottom: 3rem;
	padding: 0 2rem;
}

.video-wrapper {
	position: relative;
	padding-bottom: 56.25%;
	/* 16:9 aspect ratio */
	/* height: 0; */
	/* overflow: hidden; */
	width: 100%;
	height: 100%;
	max-width: 100%;
	margin: 0;
}

.video-wrapper iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100% !important;
	height: 100% !important;
	border: none;
	display: block;
}

/* ============================================
   Resources Section
   ============================================ */
.resources-section {
	background: white;
}

.resources-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 2.5rem;
}

.resource-card {
	background: var(--bg-light);
	padding: 2.5rem;
	border-radius: var(--border-radius);
	box-shadow: var(--shadow-sm);
	transition: var(--transition);
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
}

.resource-card:hover {
	transform: translateY(-8px);
	box-shadow: var(--shadow-md);
}

.resource-icon {
	width: 80px;
	height: 80px;
	background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 1.5rem;
}

.resource-icon i {
	font-size: 2.5rem;
	color: white;
}

.resource-card h3 {
	font-size: 1.4rem;
	color: var(--text-dark);
	margin-bottom: 1rem;
}

.resource-card p {
	color: var(--text-light);
	line-height: 1.6;
	margin-bottom: 1.5rem;
	flex-grow: 1;
}

.resource-link {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	padding: 0.75rem 1.5rem;
	background: var(--primary-color);
	color: white;
	border-radius: 25px;
	text-decoration: none;
	font-weight: 600;
	transition: var(--transition);
}

.resource-link:hover {
	background: var(--primary-dark);
	transform: translateY(-2px);
	box-shadow: var(--shadow-sm);
}

.resource-link i {
	font-size: 0.9rem;
}

/* ============================================
   Footer
   ============================================ */
.footer {
	background: var(--text-dark);
	color: white;
	padding: 3rem 0 1.5rem;
}

.footer-content {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 3rem;
	margin-bottom: 2rem;
}

.footer-section h4 {
	margin-bottom: 1.5rem;
	font-size: 1.3rem;
}

.footer-section p {
	color: rgba(255, 255, 255, 0.7);
	line-height: 1.8;
}

.footer-section ul {
	list-style: none;
}

.footer-section ul li {
	margin-bottom: 0.8rem;
}

.footer-section ul li a {
	color: rgba(255, 255, 255, 0.7);
	transition: var(--transition);
}

.footer-section ul li a:hover {
	color: var(--secondary-color);
	padding-left: 5px;
}

.social-links-footer {
	display: flex;
	gap: 1rem;
}

.social-links-footer a {
	width: 40px;
	height: 40px;
	background: rgba(255, 255, 255, 0.1);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: var(--transition);
}

.social-links-footer a:hover {
	background: var(--primary-color);
	transform: translateY(-3px);
}

.footer-bottom {
	text-align: center;
	padding-top: 2rem;
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 968px) {
	.nav-menu {
		position: fixed;
		left: -100%;
		top: 70px;
		flex-direction: column;
		background: white;
		width: 100%;
		text-align: center;
		transition: 0.3s;
		box-shadow: var(--shadow-md);
		padding: 2rem 0;
	}

	.nav-menu.active {
		left: 0;
	}

	.hamburger {
		display: flex;
	}

	.overview-content,
	.contact-content {
		grid-template-columns: 1fr;
		gap: 2rem;
	}

	.team-grid {
		grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	}

	.hero-title {
		font-size: 3rem;
	}

	.tech-grid {
		grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
	}
}

@media (max-width: 600px) {
	.section {
		padding: 4rem 0;
	}

	.stat-card {
		padding: 1.5rem;
	}

	.tech-category {
		padding: 1.5rem;
	}

	.footer-content {
		grid-template-columns: 1fr;
		text-align: center;
	}

	.social-links-footer {
		justify-content: center;
	}
}

/* Timeline responsive styles */
@media (max-width: 768px) {
	.timeline-content::before {
		left: 20px;
	}

	.timeline-item,
	.timeline-item:nth-child(even) {
		padding-left: 50px;
		padding-right: 0;
		justify-content: flex-start;
	}

	.timeline-marker {
		left: 20px;
	}

	.timeline-card::before,
	.timeline-item:nth-child(even) .timeline-card::before {
		left: -20px;
		right: auto;
		border-right-color: var(--bg-light);
		border-left-color: transparent;
	}

	.methodology-item {
		flex-direction: column;
		gap: 1rem;
	}

	.methodology-number {
		font-size: 2rem;
		min-width: auto;
	}
}

/* ============================================
   Technical Approach Page
   ============================================ */
.technical-diagram {
	margin: 3rem 0;
	text-align: center;
}

.pipeline-stages {
	display: flex;
	flex-direction: column;
	gap: 2rem;
}

.pipeline-stage {
	display: flex;
	gap: 2rem;
	align-items: flex-start;
	padding: 2rem;
	background: white;
	border-radius: var(--border-radius);
	box-shadow: var(--shadow-sm);
	transition: var(--transition);
}

.pipeline-stage:hover {
	box-shadow: var(--shadow-md);
	transform: translateY(-2px);
}

.pipeline-stage.highlight {
	border: 2px solid var(--primary-color);
	background: linear-gradient(135deg, rgba(45, 122, 142, 0.05) 0%, rgba(255, 255, 255, 1) 100%);
}

.stage-number {
	min-width: 60px;
	width: 60px;
	height: 60px;
	background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
	color: white;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.5rem;
	font-weight: 700;
	flex-shrink: 0;
}

.stage-content {
	flex: 1;
}

.stage-content h3 {
	color: var(--text-dark);
	margin-bottom: 0.5rem;
	font-size: 1.4rem;
}

.stage-content h3 i {
	color: var(--primary-color);
	margin-right: 0.5rem;
}

.stage-description {
	color: var(--text-light);
	margin-bottom: 1rem;
	font-size: 1rem;
}

.stage-details {
	margin-top: 1.5rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--bg-light);
}

.stage-details h4 {
	color: var(--text-dark);
	margin-bottom: 1rem;
	font-size: 1.1rem;
}

.stage-details ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.stage-details ul li {
	padding: 0.5rem 0;
	padding-left: 1.5rem;
	position: relative;
	color: var(--text-light);
	line-height: 1.6;
}

.stage-details ul li::before {
	content: "▸";
	position: absolute;
	left: 0;
	color: var(--primary-color);
	font-weight: bold;
}

.stage-details ul li strong {
	color: var(--text-dark);
}

.quality-content {
	text-align: center;
}

.quality-icon {
	width: 80px;
	height: 80px;
	margin: 0 auto 2rem;
	background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
	color: white;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 2rem;
}

.quality-content h3 {
	font-size: 1.8rem;
	margin-bottom: 1rem;
	color: var(--text-dark);
}

.quality-content>p {
	color: var(--text-light);
	margin-bottom: 3rem;
	font-size: 1.1rem;
}

.quality-features {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 2rem;
	text-align: left;
}

.quality-feature {
	display: flex;
	gap: 1rem;
	align-items: flex-start;
}

.quality-feature i {
	color: var(--primary-color);
	font-size: 1.5rem;
	flex-shrink: 0;
	margin-top: 0.25rem;
}

.quality-feature h4 {
	margin-bottom: 0.5rem;
	color: var(--text-dark);
	font-size: 1.1rem;
}

.quality-feature p {
	color: var(--text-light);
	font-size: 0.95rem;
	margin: 0;
}

@media (max-width: 768px) {
	.pipeline-stage {
		flex-direction: column;
		gap: 1rem;
	}

	.stage-number {
		width: 50px;
		height: 50px;
		font-size: 1.2rem;
	}

	.quality-features {
		grid-template-columns: 1fr;
	}
}

/* ============================================
   Scroll to Top Button
   ============================================ */
.scroll-to-top {
position: fixed;
bottom: 2rem;
right: 2rem;
width: 50px;
height: 50px;
background: var(--primary-color);
color: white;
border: none;
border-radius: 50%;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
font-size: 1.2rem;
box-shadow: var(--shadow-md);
opacity: 0;
visibility: hidden;
transform: translateY(20px);
transition: var(--transition);
z-index: 999;
}

.scroll-to-top.visible {
opacity: 1;
visibility: visible;
transform: translateY(0);
}

.scroll-to-top:hover {
background: var(--primary-dark);
box-shadow: var(--shadow-lg);
transform: translateY(-3px);
}

.scroll-to-top:active {
transform: translateY(-1px);
}

@media (max-width: 768px) {
.scroll-to-top {
bottom: 1.5rem;
right: 1.5rem;
width: 45px;
height: 45px;
font-size: 1rem;
}
}