:root {
	--bg: #000002;
	--blue-dark: #04359E;
	--blue-light: #06E7FD;
	--grey: #B5B6B6;
	--white: #ffffff;
}

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

html {
	scroll-behavior: smooth;
}

body {
	background: var(--bg);
	color: var(--white);
	font-family: 'Cormorant Garamond', serif;
	overflow-x: hidden;
}

/* NAV */
nav {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 100;
	padding: 1.2rem 3rem;
	display: flex;
	justify-content: space-between;
	align-items: center;
	background: linear-gradient(to bottom, rgba(0,0,2,0.85), transparent);
}

nav a {
	line-height: 0;
}

nav .nav-logo {
	height: 38px;
	opacity: 0.9;
}

nav ul {
	list-style: none;
	display: flex;
	gap: 2.5rem;
}

nav ul a {
	color: var(--grey);
	text-decoration: none;
	font-family: 'Cormorant Garamond', serif;
	font-size: 0.85rem;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	transition: color 0.3s;
}

nav ul a:hover {
	color: var(--blue-light);
}

/* HERO */
#hero {
	min-height: 100vh;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	text-align: center;
	position: relative;
	padding: 6rem 2rem 4rem;
	overflow: hidden;
}

#hero::before {
	content: '';
	position: absolute;
	inset: 0;
	background:
		radial-gradient(ellipse 60% 50% at 50% 40%, rgba(4,53,158,0.18) 0%, transparent 70%),
		radial-gradient(ellipse 30% 30% at 70% 30%, rgba(6,231,253,0.07) 0%, transparent 60%);
}

.hero-logo {
	width: min(540px, 90vw);
	margin-bottom: 3rem;
	position: relative;
	animation: fadeUp 1.2s ease both;
}

.hero-divider {
	width: 1px;
	height: 60px;
	background: linear-gradient(to bottom, transparent, var(--blue-light), transparent);
	margin: 0 auto 2.5rem;
	animation: fadeUp 1.2s 0.3s ease both;
	opacity: 0;
}

.hero-tagline {
	font-family: 'Cormorant Garamond', serif;
	font-style: italic;
	font-weight: 300;
	font-size: clamp(1.1rem, 2.5vw, 1.6rem);
	color: var(--grey);
	letter-spacing: 0.05em;
	animation: fadeUp 1.2s 0.5s ease both;
	opacity: 0;
	max-width: 600px;
	width: 100%;
	text-align: center;
}

.scroll-hint {
	position: absolute;
	bottom: 2.5rem;
	left: 0;
	right: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.5rem;
	color: var(--grey);
	font-size: 0.7rem;
	letter-spacing: 0.2em;
	text-transform: uppercase;
	animation: fadeUp 1.2s 1s ease both;
	opacity: 0;
}

.scroll-hint::after {
	content: '';
	display: block;
	width: 1px;
	height: 40px;
	background: linear-gradient(to bottom, var(--grey), transparent);
	animation: scrollPulse 2s 1.5s infinite;
}

/* ABOUT */
#about {
	padding: 6rem 3rem;
	text-align: center;
	position: relative;
	border-top: 1px solid rgba(4,53,158,0.3);
	border-bottom: 1px solid rgba(4,53,158,0.3);
}

#about::before {
	content: '';
	position: absolute;
	inset: 0;
	background: radial-gradient(ellipse 70% 100% at 50% 50%, rgba(4,53,158,0.08) 0%, transparent 70%);
	pointer-events: none;
}

.about-title {
	font-family: 'Playfair Display', serif;
	font-size: clamp(1.4rem, 2.5vw, 2rem);
	font-weight: 400;
	letter-spacing: 0.05em;
	color: var(--white);
	margin-bottom: 1.5rem;
}

.about-body {
	font-family: 'Cormorant Garamond', serif;
	font-size: 1.15rem;
	font-weight: 300;
	font-style: italic;
	line-height: 1.9;
	color: var(--grey);
	max-width: 680px;
	margin: 0 auto;
}

/* SECTORS */
.sector {
	min-height: 100vh;
	display: grid;
	grid-template-columns: 1fr 1fr;
	position: relative;
	overflow: hidden;
}

.sector:nth-child(even) {
	direction: rtl;
}

.sector:nth-child(even) > * {
	direction: ltr;
}

.sector-image {
	position: relative;
	overflow: hidden;
}

.sector-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	filter: brightness(0.55) saturate(0.8);
	transition: transform 0.8s ease, filter 0.8s ease;
}

.sector:hover .sector-image img {
	transform: scale(1.04);
	filter: brightness(0.65) saturate(1);
}

.sector-image::after {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(to right, transparent 60%, var(--bg) 100%);
}

.sector:nth-child(even) .sector-image::after {
	background: linear-gradient(to left, transparent 60%, var(--bg) 100%);
}

.sector-content {
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: 5rem 5rem 5rem 4rem;
	position: relative;
}

.sector:nth-child(even) .sector-content {
	padding: 5rem 4rem 5rem 5rem;
}

.sector-number {
	font-family: 'Playfair Display', serif;
	font-size: 5rem;
	font-weight: 900;
	color: var(--blue-dark);
	opacity: 0.25;
	line-height: 1;
	margin-bottom: 0.5rem;
	letter-spacing: -0.02em;
}

.sector-label {
	font-size: 0.7rem;
	letter-spacing: 0.3em;
	text-transform: uppercase;
	color: var(--blue-light);
	margin-bottom: 1.2rem;
}

.sector-title {
	font-family: 'Playfair Display', serif;
	font-size: clamp(1.8rem, 3vw, 2.8rem);
	font-weight: 700;
	line-height: 1.15;
	color: var(--white);
	margin-bottom: 1.8rem;
}

.sector-body {
	font-family: 'Cormorant Garamond', serif;
	font-size: 1.1rem;
	font-weight: 300;
	line-height: 1.8;
	color: var(--grey);
	max-width: 400px;
}

.sector-line {
	width: 40px;
	height: 2px;
	background: linear-gradient(to right, var(--blue-light), transparent);
	margin-bottom: 1.8rem;
}

/* CONTACT */
#contact {
	min-height: 80vh;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 6rem 2rem;
	text-align: center;
	position: relative;
}

#contact::before {
	content: '';
	position: absolute;
	inset: 0;
	background: radial-gradient(ellipse 50% 60% at 50% 50%, rgba(4,53,158,0.12) 0%, transparent 70%);
}

.contact-title {
	font-family: 'Playfair Display', serif;
	font-size: clamp(1.6rem, 3vw, 2.4rem);
	font-weight: 700;
	letter-spacing: 0.05em;
	margin-bottom: 0.8rem;
}

.contact-sub {
	font-family: 'Cormorant Garamond', serif;
	font-size: 1rem;
	font-style: italic;
	color: var(--grey);
	letter-spacing: 0.1em;
	margin-bottom: 3rem;
}

.contact-qr {
	margin-bottom: 3rem;
}

.contact-qr img {
	width: 280px;
	height: 280px;
	object-fit: contain;
	border: 1px solid rgba(6,231,253,0.2);
	padding: 16px;
	background: rgba(255,255,255,0.02);
	display: block;
	margin: 0 auto;
}

.qr-label {
	font-size: 0.65rem;
	letter-spacing: 0.3em;
	text-transform: uppercase;
	color: #25D366;
	text-align: center;
	margin-top: 0.8rem;
}

.contact-info {
	display: flex;
	gap: 3rem;
	justify-content: center;
	flex-wrap: wrap;
}

.contact-info-item {
	display: flex;
	flex-direction: column;
	text-align: center;
}

.contact-info-label {
	font-size: 0.65rem;
	letter-spacing: 0.3em;
	text-transform: uppercase;
	color: var(--blue-light);
	margin-bottom: 0.3rem;
}

.contact-info-value {
	font-family: 'Cormorant Garamond', serif;
	font-size: 1.1rem;
	font-weight: 300;
	color: var(--white);
}

.contact-info-value a {
	color: var(--white);
	text-decoration: none;
	border-bottom: 1px solid rgba(255,255,255,0.2);
	transition: color 0.3s, border-color 0.3s;
}

.contact-info-value a:hover {
	color: var(--blue-light);
	border-color: var(--blue-light);
}

/* FOOTER */
footer {
	padding: 2.5rem 3rem;
	border-top: 1px solid rgba(181,182,182,0.1);
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 1rem;
}

.footer-tagline {
	font-family: 'Cormorant Garamond', serif;
	font-style: italic;
	font-size: 0.95rem;
	font-weight: 300;
	color: var(--grey);
	letter-spacing: 0.05em;
}

.footer-url {
	font-family: 'Cormorant Garamond', serif;
	font-size: 0.9rem;
	letter-spacing: 0.05em;
	color: var(--grey);
	text-decoration: none;
	transition: color 0.3s;
}

.footer-url:hover {
	color: var(--blue-light);
}

/* ANIMATIONS */
@keyframes fadeUp {
	from { opacity: 0; transform: translateY(24px); }
	to   { opacity: 1; transform: translateY(0); }
}

@keyframes scrollPulse {
	0%, 100% { opacity: 0.4; transform: scaleY(1); }
	50%       { opacity: 1;   transform: scaleY(1.2); }
}

.reveal {
	opacity: 0;
	transform: translateY(32px);
	transition: opacity 0.9s ease, transform 0.9s ease;
}

.reveal.visible {
	opacity: 1;
	transform: translateY(0);
}

/* RESPONSIVE */
@media (max-width: 768px) {
	nav ul { display: none; }
	nav { padding: 1rem 1.5rem; }

	.sector {
		grid-template-columns: 1fr;
		min-height: auto;
	}

	.sector-image {
		height: 45vw;
	}

	.sector-image::after {
		background: linear-gradient(to top, var(--bg) 0%, transparent 60%) !important;
	}

	.sector:nth-child(even) { direction: ltr; }

	.sector-content {
		padding: 2.5rem 1.8rem 3rem !important;
	}

	.sector-number { font-size: 3.5rem; }
	.sector-title  { font-size: 1.6rem; }

	#about { padding: 4rem 1.8rem; }

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

	footer {
		flex-direction: column;
		text-align: center;
		padding: 2rem 1.5rem;
	}
}