/* Landing Page Styles */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family:
		-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans",
		"Noto Sans CJK JP", sans-serif;
	line-height: 1.6;
	color: #333;
	background-color: #fff;
}

/* Navigation */
.nav {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(10px);
	z-index: 1000;
	padding: 15px 20px;
	display: flex;
	justify-content: space-between;
	align-items: center;
	border-bottom: 1px solid #eee;
}

.nav-logo {
	font-size: 1.4em;
	font-weight: bold;
	color: #333;
	text-decoration: none;
}

.nav-links {
	display: flex;
	gap: 20px;
}

.nav-link {
	color: #666;
	text-decoration: none;
	font-size: 0.9em;
	transition: color 0.2s;
}

.nav-link:hover {
	color: #333;
}

/* Hero Section */
.hero {
	min-height: 100vh;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	text-align: center;
	padding: 100px 20px 60px;
	background: linear-gradient(180deg, #f8f9fa 0%, #fff 100%);
}

.hero-content {
	max-width: 600px;
}

.hero-title {
	font-size: 2.8em;
	font-weight: bold;
	color: #1a1a1a;
	margin-bottom: 20px;
	line-height: 1.3;
}

.hero-subtitle {
	font-size: 1.2em;
	color: #666;
	margin-bottom: 40px;
	line-height: 1.7;
}

.hero-cta {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 15px 30px;
	background: #000;
	color: #fff;
	text-decoration: none;
	border-radius: 12px;
	font-size: 1em;
	transition: transform 0.2s, box-shadow 0.2s;
}

.hero-cta:hover {
	transform: translateY(-2px);
	box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.hero-cta svg {
	width: 24px;
	height: 24px;
}

.hero-image {
	margin-top: 60px;
	max-width: 100%;
}

.hero-screenshot {
	width: 280px;
	height: auto;
	border-radius: 30px;
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* Section Common */
section {
	padding: 80px 20px;
}

.section-title {
	font-size: 2em;
	font-weight: bold;
	text-align: center;
	margin-bottom: 50px;
	color: #1a1a1a;
}

.section-subtitle {
	text-align: center;
	color: #666;
	font-size: 1.1em;
	margin-top: -30px;
	margin-bottom: 50px;
}

/* Pillars Section */
.pillars {
	background: #f8f9fa;
}

.pillars-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 30px;
	max-width: 1000px;
	margin: 0 auto;
}

.pillar-card {
	background: #fff;
	padding: 40px 30px;
	border-radius: 16px;
	text-align: center;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
	transition: transform 0.2s, box-shadow 0.2s;
}

.pillar-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.pillar-icon {
	width: 60px;
	height: 60px;
	background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
	border-radius: 16px;
	display: flex;
	justify-content: center;
	align-items: center;
	margin: 0 auto 20px;
	font-size: 1.8em;
}

.pillar-title {
	font-size: 1.3em;
	font-weight: bold;
	margin-bottom: 15px;
	color: #1a1a1a;
}

.pillar-description {
	color: #666;
	line-height: 1.7;
}

/* Guide Section */
.guide {
	background: #fff;
}

.guide-steps {
	max-width: 600px;
	margin: 0 auto;
}

.guide-step {
	display: flex;
	align-items: flex-start;
	gap: 20px;
	margin-bottom: 40px;
}

.guide-step:last-child {
	margin-bottom: 0;
}

.step-number {
	width: 50px;
	height: 50px;
	background: #f0f0f0;
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
	font-size: 1.2em;
	font-weight: bold;
	color: #333;
	flex-shrink: 0;
}

.step-content {
	flex: 1;
	padding-top: 5px;
}

.step-title {
	font-size: 1.2em;
	font-weight: bold;
	margin-bottom: 8px;
	color: #1a1a1a;
}

.step-description {
	color: #666;
	line-height: 1.6;
}

/* Features Section */
.features {
	background: #f8f9fa;
}

.features-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 25px;
	max-width: 1000px;
	margin: 0 auto;
}

.feature-card {
	background: #fff;
	padding: 30px;
	border-radius: 12px;
	border: 1px solid #eee;
	transition: border-color 0.2s;
}

.feature-card:hover {
	border-color: #667eea;
}

.feature-title {
	font-size: 1.1em;
	font-weight: bold;
	margin-bottom: 10px;
	color: #1a1a1a;
}

.feature-description {
	color: #666;
	line-height: 1.6;
	font-size: 0.95em;
}

/* CTA Section */
.cta {
	background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
	text-align: center;
	color: #fff;
}

.cta .section-title {
	color: #fff;
}

.cta-button {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 18px 40px;
	background: #fff;
	color: #333;
	text-decoration: none;
	border-radius: 12px;
	font-size: 1.1em;
	font-weight: bold;
	transition: transform 0.2s, box-shadow 0.2s;
}

.cta-button:hover {
	transform: translateY(-2px);
	box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
	background: #1a1a1a;
	color: #999;
	padding: 60px 20px 40px;
}

.footer-content {
	max-width: 1000px;
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 30px;
}

.footer-logo {
	font-size: 1.5em;
	font-weight: bold;
	color: #fff;
}

.footer-links {
	display: flex;
	gap: 30px;
	flex-wrap: wrap;
	justify-content: center;
}

.footer-link {
	color: #999;
	text-decoration: none;
	transition: color 0.2s;
}

.footer-link:hover {
	color: #fff;
}

.footer-copyright {
	font-size: 0.9em;
	color: #666;
}

/* Responsive */
@media (max-width: 768px) {
	.nav {
		padding: 12px 15px;
	}

	.nav-logo {
		font-size: 1.2em;
	}

	.nav-links {
		display: none;
	}

	.hero {
		padding: 80px 20px 40px;
		min-height: auto;
	}

	.hero-title {
		font-size: 2em;
	}

	.hero-subtitle {
		font-size: 1em;
	}

	.hero-screenshot {
		width: 220px;
	}

	section {
		padding: 60px 15px;
	}

	.section-title {
		font-size: 1.6em;
		margin-bottom: 40px;
	}

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

	.guide-step {
		flex-direction: column;
		text-align: center;
	}

	.step-number {
		margin: 0 auto;
	}

	.footer-links {
		flex-direction: column;
		align-items: center;
		gap: 15px;
	}
}