:root {
	--color-bg-primary: #0a0a0a;
	--color-bg-secondary: #121212;
	--color-text-primary: #ffffff;
	--color-text-secondary: #d1d5db;
	--color-text-tertiary: #9ca3af;
	--color-accent: #00ff88;
	--color-accent-secondary: #14e58a;
	--spacing-xs: 0.5rem;
	--spacing-sm: 1rem;
	--spacing-md: 1.5rem;
	--spacing-lg: 2rem;
	--spacing-xl: 3rem;
	--spacing-2xl: 4rem;
	--spacing-3xl: 6rem;
	--spacing-4xl: 8rem;
	--border-radius-sm: 0.75rem;
	--border-radius-md: 1rem;
	--border-radius-lg: 1.5rem;
	--transition-default: all 0.3s ease;
}

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

html {
	scroll-behavior: smooth;
}

body {
	font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter",
		system-ui, sans-serif;
	background-color: var(--color-bg-primary);
	color: var(--color-text-primary);
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-x: hidden;
}

.container {
	max-width: 1280px;
	margin: 0 auto;
	padding: 0 var(--spacing-md);
	width: 100%;
}

section {
	position: relative;
	width: 100%;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0;
}

h1 {
	font-size: clamp(2.5rem, 5vw, 4.5rem);
	line-height: 1.1;
	background: linear-gradient(
		135deg,
		var(--color-text-primary) 0%,
		var(--color-text-tertiary) 100%
	);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
	margin-bottom: var(--spacing-lg);
}

h2 {
	font-size: clamp(2rem, 4vw, 3rem);
	line-height: 1.2;
	margin-bottom: var(--spacing-lg);
}

h3 {
	font-size: clamp(1.75rem, 3vw, 2.5rem);
	line-height: 1.2;
}

h4 {
	font-size: clamp(1.25rem, 2vw, 1.5rem);
	font-weight: 600;
	line-height: 1.3;
}

p {
	font-size: clamp(1rem, 1.5vw, 1.125rem);
	font-weight: 300;
	line-height: 1.7;
	color: var(--color-text-secondary);
	margin: 0;
}

/* Buttons */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--spacing-xs);
	padding: var(--spacing-sm) var(--spacing-lg);
	background: var(--color-accent);
	color: var(--color-bg-primary);
	border: 2px solid var(--color-accent);
	border-radius: var(--border-radius-md);
	font-size: 1rem;
	font-weight: 600;
	cursor: pointer;
	transition: var(--transition-default);
	text-decoration: none;
	white-space: nowrap;
}

.btn:hover {
	box-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
	transform: translateY(-2px);
}

.btn svg {
	width: 20px;
	height: 20px;
	transition: transform 0.3s ease;
}

.btn:hover svg {
	transform: translateX(4px);
}

/* Section Divider */
.section-divider {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 1px;
	background: linear-gradient(
		90deg,
		transparent 0%,
		rgba(0, 255, 136, 0.3) 50%,
		transparent 100%
	);
}

/* Hero Section */
.hero-section {
	position: relative;
	min-height: 100vh;
	display: flex;
	align-items: center;
	padding: var(--spacing-4xl) 0;
	overflow: hidden;
}

.hero-glow {
	position: absolute;
	top: 20%;
	right: 20%;
	width: min(600px, 50vw);
	height: min(600px, 50vw);
	background: var(--color-accent);
	opacity: 0.15;
	filter: blur(150px);
	border-radius: 50%;
	pointer-events: none;
}

.hero-content {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
	gap: var(--spacing-xl);
	align-items: center;
	position: relative;
	z-index: 10;
}

.hero-text p {
	max-width: 40rem;
	margin-bottom: var(--spacing-lg);
}

/* Illustration */
.hero-illustration {
	position: relative;
	width: 100%;
	max-width: 600px;
	margin: 0 auto;
}

.illustration-glow {
	position: absolute;
	inset: 0;
	background: var(--color-accent);
	opacity: 0.1;
	filter: blur(100px);
	border-radius: 50%;
	pointer-events: none;
}

.illustration-card {
	position: relative;
	background: linear-gradient(
		135deg,
		rgba(0, 255, 136, 0.1) 0%,
		transparent 100%
	);
	border: 1px solid rgba(0, 255, 136, 0.3);
	border-radius: var(--border-radius-lg);
	padding: var(--spacing-xl);
	backdrop-filter: blur(8px);
}

.ai-nodes {
	display: flex;
	flex-direction: column;
	gap: var(--spacing-lg);
}

.node-row {
	display: flex;
	align-items: center;
	gap: var(--spacing-sm);
}

.node-icon {
	width: 3rem;
	height: 3rem;
	border-radius: 50%;
	background: rgba(0, 255, 136, 0.2);
	border: 1px solid var(--color-accent);
	display: flex;
	align-items: center;
	justify-content: center;
	backdrop-filter: blur(8px);
	flex-shrink: 0;
}

.node-line {
	flex: 1;
	height: 1px;
	background: linear-gradient(90deg, var(--color-accent) 0%, transparent 100%);
}

/* Why Section */
.why-section {
	padding: var(--spacing-4xl) 0;
	position: relative;
}

.why-content {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(400px, 100%), 1fr));
	gap: var(--spacing-2xl);
	align-items: center;
}

.why-text {
	border-left: 4px solid var(--color-accent);
	padding-left: var(--spacing-md);
}

.why-text p {
	margin-top: var(--spacing-sm);
}

.why-text p:first-of-type {
	margin-top: var(--spacing-md);
}

.why-visual {
	position: relative;
	width: 100%;
	max-width: 500px;
	margin: 0 auto;
}

.why-card {
	position: relative;
	background: var(--color-bg-secondary);
	border: 1px solid rgba(0, 255, 136, 0.2);
	border-radius: var(--border-radius-lg);
	padding: var(--spacing-xl);
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 200px;
}

.why-card .node-icon {
	width: 4rem;
	height: 4rem;
}

/* What Section */
.what-section {
	padding: var(--spacing-4xl) 0;
	position: relative;
}

.what-content {
	text-align: center;
	margin-bottom: var(--spacing-2xl);
}

.what-content h3 {
	color: var(--color-accent);
	margin-top: var(--spacing-md);
}

.features-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
	gap: var(--spacing-md);
	max-width: 1000px;
	margin: 0 auto;
}

.feature-item {
	display: flex;
	align-items: flex-start;
	gap: var(--spacing-sm);
	padding: var(--spacing-md);
	background: var(--color-bg-secondary);
	border: 1px solid rgba(0, 255, 136, 0.1);
	border-radius: var(--border-radius-md);
	transition: var(--transition-default);
}

.feature-item:hover {
	border-color: rgba(0, 255, 136, 0.3);
	transform: translateY(-2px);
}

.check-icon {
	width: 1.5rem;
	height: 1.5rem;
	color: var(--color-accent);
	flex-shrink: 0;
	margin-top: 0.125rem;
}

.feature-item span {
	color: var(--color-text-secondary);
	font-size: 1rem;
}

.tagline {
	text-align: center;
	color: var(--color-accent);
	font-style: italic;
	font-size: clamp(1.125rem, 2vw, 1.25rem);
	margin-top: var(--spacing-xl);
	padding: 0 var(--spacing-md);
}

/* How Section */
.how-section {
	padding: var(--spacing-4xl) 0;
	position: relative;
}

.how-header {
	text-align: center;
	margin-bottom: var(--spacing-3xl);
}

.steps-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
	gap: var(--spacing-lg);
	max-width: 1200px;
	margin: 0 auto;
}

.step-card {
	position: relative;
	background: var(--color-bg-secondary);
	border: 1px solid rgba(0, 255, 136, 0.2);
	border-radius: var(--border-radius-lg);
	padding: var(--spacing-lg);
	transition: var(--transition-default);
}

.step-card:hover {
	border-color: rgba(0, 255, 136, 0.5);
	transform: translateY(-4px);
}

.step-number {
	color: rgba(0, 255, 136, 0.3);
	font-size: clamp(2rem, 4vw, 3rem);
	font-weight: 700;
	margin-bottom: var(--spacing-sm);
	line-height: 1;
}

.step-icon {
	width: 4rem;
	height: 4rem;
	border-radius: var(--border-radius-md);
	background: rgba(0, 255, 136, 0.1);
	border: 1px solid rgba(0, 255, 136, 0.3);
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: var(--spacing-md);
}

.step-card h4 {
	margin-bottom: var(--spacing-sm);
	color: var(--color-text-primary);
}

.step-card p {
	color: var(--color-text-tertiary);
	font-size: 0.9375rem;
}

/* Feature Grid Section */
.feature-grid-section {
	padding: var(--spacing-4xl) 0;
	position: relative;
}

.feature-grid-header {
	text-align: center;
	margin-bottom: var(--spacing-2xl);
}

.feature-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(min(250px, 100%), 1fr));
	gap: var(--spacing-md);
}

.feature-card {
	position: relative;
	background: var(--color-bg-secondary);
	border: 1px solid rgba(0, 255, 136, 0.2);
	border-radius: var(--border-radius-md);
	padding: var(--spacing-md);
	transition: var(--transition-default);
	display: flex;
	flex-direction: column;
}

.feature-card:hover {
	border-color: rgba(0, 255, 136, 0.5);
	transform: translateY(-4px);
}

.feature-card-icon {
	width: 3rem;
	height: 3rem;
	border-radius: var(--border-radius-sm);
	background: rgba(0, 255, 136, 0.1);
	border: 1px solid rgba(0, 255, 136, 0.3);
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: var(--spacing-sm);
	flex-shrink: 0;
}

.feature-card h4 {
	margin-bottom: var(--spacing-xs);
	font-size: 1.125rem;
	color: var(--color-text-primary);
}

.feature-card p {
	font-size: 0.875rem;
	color: var(--color-text-tertiary);
	line-height: 1.6;
}

/* CTA Section */
.cta-section {
	padding: var(--spacing-4xl) 0;
	position: relative;
	overflow: hidden;
}

.cta-bg {
	position: absolute;
	inset: 0;
	background: linear-gradient(
		135deg,
		var(--color-accent) 0%,
		var(--color-accent-secondary) 50%,
		var(--color-accent) 100%
	);
}

.cta-pattern {
	position: absolute;
	inset: 0;
	opacity: 0.1;
	background-image: radial-gradient(
		circle at 2px 2px,
		var(--color-bg-primary) 1px,
		transparent 0
	);
	background-size: 32px 32px;
}

.cta-content {
	position: relative;
	z-index: 10;
	text-align: center;
	max-width: 800px;
	margin: 0 auto;
	padding: 0 var(--spacing-md);
}

.cta-content h2,
.cta-content p {
	color: var(--color-bg-primary);
}

.cta-content h2 {
	margin-bottom: var(--spacing-md);
}

.cta-content p {
	font-size: clamp(1.125rem, 2vw, 1.25rem);
	margin: var(--spacing-xs) 0;
	font-weight: 400;
}

.btn-cta {
	margin-top: var(--spacing-lg);
	background: var(--color-bg-primary);
	color: var(--color-accent);
	border: 2px solid var(--color-bg-primary);
}

.btn-cta:hover {
	border-color: var(--color-accent);
	background: var(--color-bg-primary);
	box-shadow: 0 0 40px rgba(0, 0, 0, 0.3);
}

/* Responsive Design */
@media (max-width: 1024px) {
	:root {
		--spacing-4xl: 6rem;
		--spacing-3xl: 4rem;
	}

	.feature-grid {
		grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
	}
}

@media (max-width: 768px) {
	:root {
		--spacing-4xl: 4rem;
		--spacing-3xl: 3rem;
		--spacing-2xl: 2rem;
	}

	.hero-content,
	.why-content {
		grid-template-columns: 1fr;
		gap: var(--spacing-xl);
	}

	.steps-grid,
	.features-grid,
	.feature-grid {
		grid-template-columns: 1fr;
	}

	.hero-glow {
		width: 80vw;
		height: 80vw;
	}
}

@media (max-width: 480px) {
	.container {
		padding: 0 var(--spacing-sm);
	}

	.btn {
		padding: var(--spacing-xs) var(--spacing-md);
		font-size: 0.9375rem;
	}
}