:root {
	--primary-color: #2D5016;
	--secondary-color: #7CB342;
	--accent-color: #FFB74D;
	--base-color: #FAFAFA;
	--text-color: #333333;
	--white-color: #FFFFFF;
	--light-green: #E8F5E8;
	--light-amber: #FFF8E1;
	--font-family: 'Noto Sans JP', sans-serif;
	--hero-size: clamp(2rem, 5vw, 3.5rem);
	--h1-size: clamp(1.75rem, 4vw, 2.5rem);
	--h2-size: clamp(1.5rem, 3.5vw, 2rem);
	--h3-size: clamp(1.25rem, 3vw, 1.5rem);
	--body-size: 1rem;
	--small-size: 0.875rem;
	--section-padding: 4rem 0;
	--container-padding: 0 1rem;
	--element-spacing: 2rem;
	--small-spacing: 1rem;
	--border-radius-sm: 8px;
	--border-radius-md: 12px;
	--border-radius-lg: 16px;
	--border-radius-full: 50%;
	--box-shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
	--box-shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.15);
	--box-shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.2);
	--transition-fast: 0.2s ease;
	--transition-normal: 0.3s ease;
	--transition-slow: 0.5s ease;
}

* {
	box-sizing: border-box;
}

body {
	font-family: var(--font-family);
	font-size: var(--body-size);
	line-height: 1.7;
	color: var(--text-color);
	background-color: var(--base-color);
	overflow-x: hidden;
}

.wrapper {
	max-width: 1200px;
	margin: 0 auto;
	padding: var(--container-padding);
}

.section {
	padding: var(--section-padding);
}

.section.section-title {
	font-size: var(--h1-size);
	font-weight: 900;
	text-align: center;
	margin-bottom: 3rem;
	position: relative;
	color: var(--text-color);
}

.section.section-title::after {
	content: "";
	display: block;
	width: 80px;
	height: 4px;
	background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
	margin: 20px auto 0;
	border-radius: 2px;
}

.section-subtitle {
	font-size: var(--h3-size);
	color: var(--secondary-color);
	text-align: center;
	margin-bottom: var(--element-spacing);
	font-weight: 600;
}

.btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 16px 32px;
	border-radius: var(--border-radius-md);
	font-weight: 700;
	text-align: center;
	cursor: pointer;
	transition: var(--transition-normal);
	text-decoration: none;
	font-size: var(--body-size);
	border: none;
	position: relative;
	overflow: hidden;
}

.btn::before {
	content: '';
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
	transition: var(--transition-slow);
}

.btn:hover {
	transform: translateY(-3px);
	box-shadow: var(--box-shadow-medium);
}

.btn:hover::before {
	left: 100%;
}

.btn.btn-primary {
	background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
	color: var(--white-color);
}

.btn.btn-primary:hover {
	background: linear-gradient(135deg, #1a3009, #5a9e2b);
}

.btn.btn-accent {
	background: linear-gradient(135deg, var(--accent-color), #ffa726);
	color: var(--text-color);
}

.btn.btn-accent:hover {
	background: linear-gradient(135deg, #ff9800, #f57c00);
}

.btn.btn-large {
	padding: 20px 40px;
	font-size: 1.125rem;
	font-weight: 900;
	border-radius: var(--border-radius-lg);
}

.btn.btn-floating {
	position: fixed;
	bottom: 2rem;
	right: 2rem;
	background: var(--accent-color);
	color: var(--text-color);
	z-index: 100;
	border-radius: var(--border-radius-full);
	padding: 16px 20px;
	box-shadow: var(--box-shadow-heavy);
}

.btn.btn-floating .material-symbols-rounded {
	font-size: 1.25rem;
}

.card {
	background: var(--white-color);
	border-radius: var(--border-radius-lg);
	padding: 2rem;
	box-shadow: var(--box-shadow-light);
	transition: var(--transition-normal);
}

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

.card.card-gradient {
	background: linear-gradient(135deg, var(--white-color), var(--light-green));
}

.step-item {
	display: flex;
	align-items: center;
	gap: 1.5rem;
	margin-bottom: 2rem;
}

.step-item .step-icon {
	width: 60px;
	height: 60px;
	background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
	color: var(--white-color);
	border-radius: var(--border-radius-full);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.5rem;
	font-weight: 900;
	flex-shrink: 0;
}

.step-item .step-content h3 {
	font-size: var(--h3-size);
	font-weight: 700;
	margin-bottom: 0.5rem;
	color: var(--primary-color);
}

.step-item .step-content p {
	color: var(--text-color);
	opacity: 0.8;
}

.hashtag-copy {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background: var(--light-amber);
	padding: 12px 20px;
	border-radius: var(--border-radius-md);
	border: 2px dashed var(--accent-color);
	font-family: monospace;
	font-weight: 700;
	color: var(--primary-color);
	cursor: pointer;
	transition: var(--transition-fast);
}

.hashtag-copy:hover {
	background: var(--accent-color);
	color: var(--white-color);
}

.hashtag-copy .material-symbols-rounded {
	font-size: 1rem;
}

.gallery-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 1.5rem;
	margin-top: 2rem;
}

.gallery-grid .gallery-item {
	aspect-ratio: 1;
	border-radius: var(--border-radius-md);
	overflow: hidden;
	position: relative;
	cursor: pointer;
	transition: var(--transition-normal);
}

.gallery-grid .gallery-item img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: var(--transition-slow);
}

.gallery-grid .gallery-item:hover {
	transform: scale(1.05);
}

.gallery-grid .gallery-item:hover img {
	transform: scale(1.1);
}

.gallery-grid .gallery-item::after {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1));
	opacity: 0;
	transition: var(--transition-normal);
}

.gallery-grid .gallery-item:hover::after {
	opacity: 1;
}

.profile-card {
	display: flex;
	gap: 2rem;
	align-items: center;
	background: var(--white-color);
	padding: 3rem;
	border-radius: var(--border-radius-lg);
	box-shadow: var(--box-shadow-light);
}

.profile-card .profile-image {
	width: 120px;
	height: 120px;
	border-radius: var(--border-radius-full);
	overflow: hidden;
	flex-shrink: 0;
	border: 4px solid var(--secondary-color);
}

.profile-card .profile-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.profile-card .profile-content h3 {
	font-size: var(--h2-size);
	font-weight: 900;
	color: var(--primary-color);
	margin-bottom: 0.5rem;
}

.profile-card .profile-content .profile-title {
	color: var(--secondary-color);
	font-weight: 600;
	margin-bottom: 1rem;
}

.profile-card .profile-content p {
	line-height: 1.8;
	color: var(--text-color);
}

@media (max-width: 768px) {
	.step-item {
		flex-direction: column;
		text-align: center;
	}

	.step-item .step-icon {
		width: 80px;
		height: 80px;
		font-size: 2rem;
	}

	.profile-card {
		flex-direction: column;
		text-align: center;
		padding: 2rem;
	}

	.profile-card .profile-image {
		width: 100px;
		height: 100px;
	}

	.btn.btn-floating {
		bottom: 1rem;
		right: 1rem;
		padding: 12px 16px;
	}

	.btn.btn-floating span {
		display: none;
	}
}

@media (min-width: 769px) and (max-width: 1024px) {
	.gallery-grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

@media (min-width: 1025px) {
	.gallery-grid {
		grid-template-columns: repeat(4, 1fr);
	}
}

header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1000;
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(10px);
	transition: var(--transition-normal);
	border-bottom: 1px solid rgba(45, 80, 22, 0.1);
}

header.scrolled {
	background: rgba(255, 255, 255, 0.98);
	box-shadow: var(--box-shadow-light);
}

header .header-content {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1rem 0;
}

header .logo {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 1.25rem;
	font-weight: 900;
	color: var(--primary-color);
	text-decoration: none;
}

header .logo img {
	width: 40px;
	height: 40px;
	border-radius: var(--border-radius-sm);
}

header nav {
	display: flex;
	gap: 2rem;
}

header nav a {
	color: var(--text-color);
	text-decoration: none;
	font-weight: 600;
	padding: 0.5rem 0;
	position: relative;
	transition: var(--transition-fast);
}

header nav a::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 50%;
	width: 0;
	height: 2px;
	background: var(--primary-color);
	transition: var(--transition-normal);
	transform: translateX(-50%);
}

header nav a:hover,
header nav a.active {
	color: var(--primary-color);
}

header nav a:hover::after,
header nav a.active::after {
	width: 100%;
}

header .header-cta .btn {
	padding: 12px 24px;
	font-size: var(--small-size);
}

header .mobile-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	width: 30px;
	height: 30px;
	cursor: pointer;
	z-index: 21;
	background: none;
	border: none;
	padding: 0;
}

header .mobile-toggle span {
	display: block;
	height: 3px;
	width: 100%;
	background: var(--primary-color);
	margin: 3px 0;
	transition: var(--transition-normal);
	transform-origin: center;
}

header .mobile-toggle.open span {
	background: var(--white-color);
}

header .mobile-toggle.open span:nth-child(1) {
	transform: rotate(45deg) translate(6px, 6px);
}

header .mobile-toggle.open span:nth-child(2) {
	opacity: 0;
}

header .mobile-toggle.open span:nth-child(3) {
	transform: rotate(-45deg) translate(6px, -6px);
}

header .mobile-menu {
	display: none;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	position: fixed;
	inset: 0;
	background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
	height: 100vh;
	z-index: 20;
	gap: 2rem;
}

header .mobile-menu.open {
	display: flex;
}

header .mobile-menu a {
	color: var(--white-color);
	text-decoration: none;
	font-size: 1.5rem;
	font-weight: 700;
	padding: 1rem 2rem;
	border-radius: var(--border-radius-md);
	transition: var(--transition-normal);
}

header .mobile-menu a:hover {
	background: rgba(255, 255, 255, 0.1);
	transform: translateY(-2px);
}

header .mobile-menu .btn {
	margin-top: 1rem;
}

@media (max-width: 768px) {
	header nav {
		display: none;
	}

	header .mobile-toggle {
		display: flex;
	}

	header .header-cta {
		display: none;
	}
}

@media (min-width: 769px) {
	header .mobile-menu.open {
		display: none;
	}
}

body {
	padding-top: 80px;
}

footer {
	background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
	color: var(--white-color);
	padding: 3rem 0 1rem;
	margin-top: 0;
}

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

footer .footer-section h3 {
	font-size: var(--h3-size);
	font-weight: 700;
	margin-bottom: 1rem;
	color: var(--white-color);
}

footer .footer-section p,
footer .footer-section a {
	color: rgba(255, 255, 255, 0.9);
	text-decoration: none;
	line-height: 1.8;
	transition: var(--transition-fast);
}

footer .footer-section p:hover,
footer .footer-section a:hover {
	color: var(--white-color);
	opacity: 1;
}

footer .footer-section .contact-item {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	margin-bottom: 0.75rem;
}

footer .footer-section .contact-item .material-symbols-rounded {
	font-size: 1.25rem;
	color: var(--accent-color);
}

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

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

footer .social-links a:hover {
	background: var(--accent-color);
	transform: translateY(-2px);
}

footer .social-links a img {
	width: 20px;
	height: 20px;
	filter: brightness(0) invert(1);
}

footer .sponsor-logos {
	display: flex;
	align-items: center;
	gap: 2rem;
	margin-top: 1rem;
}

footer .sponsor-logos img {
	height: 40px;
	filter: brightness(0) invert(1);
	opacity: 0.8;
	transition: var(--transition-fast);
}

footer .sponsor-logos img:hover {
	opacity: 1;
}

footer .footer-bottom {
	border-top: 1px solid rgba(255, 255, 255, 0.2);
	padding-top: 1.5rem;
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-size: var(--small-size);
}

footer .footer-bottom .footer-links {
	display: flex;
	gap: 1.5rem;
}

footer .footer-bottom .footer-links a {
	color: rgba(255, 255, 255, 0.8);
	text-decoration: none;
}

footer .footer-bottom .footer-links a:hover {
	color: var(--white-color);
}

@media (max-width: 768px) {
	footer .footer-content {
		grid-template-columns: 1fr;
	}

	footer .footer-bottom {
		flex-direction: column;
		gap: 1rem;
		text-align: center;
	}

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

	footer .sponsor-logos {
		justify-content: center;
	}
}