/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Utility Classes */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-primary {
    background-color: #2563eb;
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Header Styles */
.header {
    background-color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .header-container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .header-container {
        padding: 0 2rem;
    }
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: #2563eb;
    font-family: "Pacifico", serif;
}

.nav-desktop {
    display: none;
    gap: 2rem;
}

@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
    }
}

.nav-link {
    color: #374151;
    text-decoration: none;
    transition: color 0.3s ease;
    cursor: pointer;
}

.nav-link:hover {
    color: #2563eb;
}

.header-button {
    display: none;
}

@media (min-width: 768px) {
    .header-button {
        display: flex;
    }
}

.mobile-menu-button {
    display: block;
}

@media (min-width: 768px) {
    .mobile-menu-button {
        display: none;
    }
}

.menu-toggle {
    background: none;
    border: none;
    color: #374151;
    font-size: 1.25rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.menu-toggle:hover {
    color: #2563eb;
}

.mobile-menu {
    display: none;
}

.mobile-nav {
    padding: 0.5rem;
    padding-top: 0.5rem;
    padding-bottom: 0.75rem;
    background-color: white;
    border-top: 1px solid #e5e7eb;
}

.mobile-nav-link {
    display: block;
    padding: 0.5rem 0.75rem;
    color: #374151;
    text-decoration: none;
    cursor: pointer;
}

.mobile-nav-link:hover {
    color: #2563eb;
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: linear-gradient(rgba(15, 23, 42, 0.7), rgba(30, 58, 138, 0.4)), 
                      url('https://readdy.ai/api/search-image?query=Beautiful%20natural%20landscape%20with%20bright%20golden%20sun%20rays%20shining%20over%20pristine%20ocean%20waves%20and%20lush%20green%20forest%2C%20harmonious%20blend%20of%20sun%20sea%20and%20forest%20elements%2C%20peaceful%20environmental%20scene%20with%20vibrant%20blue%20ocean%2C%20emerald%20green%20trees%2C%20and%20warm%20golden%20sunlight%2C%20sustainable%20nature%20paradise%20representing%20earth-friendly%20corporate%20values&width=1920&height=1080&seq=hero-nature-001&orientation=landscape');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
    text-align: center;
    color: white;
    width: 100%;
}

@media (min-width: 640px) {
    .hero-container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .hero-container {
        padding: 0 2rem;
    }
}

.hero-content {
    max-width: 80rem;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    background-color: rgba(37, 99, 235, 0.2);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(96, 165, 250, 0.3);
    border-radius: 9999px;
    padding: 0.5rem 1.5rem;
    margin-bottom: 1.5rem;
}

.hero-badge span {
    color: #bfdbfe;
    font-size: 0.875rem;
    font-weight: 500;
}

.hero-title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 2rem;
    line-height: 1.1;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 4.5rem;
    }
}

.hero-title-main {
    background: linear-gradient(to right, white, #bfdbfe);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-title-accent {
    color: #93c5fd;
    font-weight: 800;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: #e5e7eb;
    line-height: 1.6;
    max-width: 64rem;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 1.5rem;
    }
}

.hero-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 4rem;
}

@media (min-width: 768px) {
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

.stat-card {
    text-align: center;
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(4px);
    border-radius: 0.75rem;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 1.875rem;
    font-weight: bold;
    color: #93c5fd;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-button {
    width: 3rem;
    height: 3rem;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.scroll-button i {
    color: white;
    font-size: 1.25rem;
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40%, 43% {
        transform: translateX(-50%) translateY(-30px);
    }
    70% {
        transform: translateX(-50%) translateY(-15px);
    }
    90% {
        transform: translateX(-50%) translateY(-4px);
    }
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-badge {
    display: inline-block;
    background-color: #dbeafe;
    color: #1e40af;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: bold;
    color: #111827;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 3rem;
    }
}

.section-description {
    font-size: 1.25rem;
    color: #6b7280;
    max-width: 48rem;
    margin: 0 auto;
    line-height: 1.6;
}

/* About Section */
.about-section {
    padding: 6rem 0;
    background-color: white;
}

.about-section .section-badge {
    background-color: #dcfce7;
    color: #166534;
}

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

@media (min-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
    }
}

.about-image img {
    border-radius: 1rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    object-fit: cover;
    width: 100%;
    height: 24rem;
}

.about-title {
    font-size: 1.875rem;
    font-weight: bold;
    color: #111827;
    margin-bottom: 1.5rem;
}

.about-description {
    font-size: 1.125rem;
    color: #374151;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.mission-list {
    margin-bottom: 2rem;
}

.mission-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.mission-icon {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.mission-icon-green {
    background-color: #10b981;
}

.mission-icon-blue {
    background-color: #3b82f6;
}

.mission-icon-purple {
    background-color: #8b5cf6;
}

.mission-icon i {
    color: white;
    font-size: 0.875rem;
}

.mission-title {
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.25rem;
}

.mission-text {
    color: #6b7280;
}

/* Services Section */
.services-section {
    padding: 6rem 0;
    background: linear-gradient(to bottom, white, #f9fafb);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 4rem;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.service-card {
    border-radius: 1rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    padding: 2rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid;
}

.service-card:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    transform: translateY(-0.5rem);
}

.service-card-green {
    background: linear-gradient(to bottom right, #f0fdf4, #dcfce7);
    border-color: #bbf7d0;
}

.service-card-orange {
    background: linear-gradient(to bottom right, #fff7ed, #fed7aa);
    border-color: #fde68a;
}

.service-card-blue {
    background: linear-gradient(to bottom right, #eff6ff, #dbeafe);
    border-color: #bfdbfe;
}

.service-card-purple {
    background: linear-gradient(to bottom right, #faf5ff, #e9d5ff);
    border-color: #d8b4fe;
}

.service-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-card-green .service-icon {
    background-color: #dcfce7;
}

.service-card-orange .service-icon {
    background-color: #fed7aa;
}

.service-card-blue .service-icon {
    background-color: #dbeafe;
}

.service-card-purple .service-icon {
    background-color: #e9d5ff;
}

.service-icon i {
    font-size: 1.5rem;
}

.service-card-green .service-icon i {
    color: #059669;
}

.service-card-orange .service-icon i {
    color: #ea580c;
}

.service-card-blue .service-icon i {
    color: #2563eb;
}

.service-card-purple .service-icon i {
    color: #7c3aed;
}

.service-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #111827;
    margin-bottom: 1rem;
}

.service-description {
    color: #374151;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 1.125rem;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.feature-item {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
    color: #374151;
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
}

.feature-item i {
    color: #10b981;
    margin-right: 0.5rem;
    font-size: 1rem;
}

.feature-item span {
    font-weight: 500;
}

.service-link {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.5);
}

.service-link a {
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.service-card:hover .service-link a {
    transform: translateX(0.5rem);
}

.service-card-green .service-link a {
    color: #059669;
}

.service-card-orange .service-link a {
    color: #ea580c;
}

.service-card-blue .service-link a {
    color: #2563eb;
}

.service-card-purple .service-link a {
    color: #7c3aed;
}

.service-link a:hover {
    text-decoration: underline;
}

.service-link i {
    margin-left: 0.5rem;
}

.why-choose-us {
    background-color: white;
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    padding: 3rem;
    border: 1px solid #e5e7eb;
}

.why-title {
    font-size: 1.875rem;
    font-weight: bold;
    color: #111827;
    margin-bottom: 1.5rem;
    text-align: center;
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .why-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.why-item {
    text-align: center;
}

.why-icon {
    width: 5rem;
    height: 5rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.why-icon-green {
    background: linear-gradient(to bottom right, #10b981, #059669);
}

.why-icon-blue {
    background: linear-gradient(to bottom right, #3b82f6, #2563eb);
}

.why-icon-purple {
    background: linear-gradient(to bottom right, #8b5cf6, #7c3aed);
}

.why-icon i {
    color: white;
    font-size: 1.5rem;
}

.why-item-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.75rem;
}

.why-item-text {
    color: #6b7280;
}

/* News Section */
.news-section {
    padding: 5rem 0;
    background-color: #f9fafb;
}

.news-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.news-card {
    background-color: white;
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: box-shadow 0.3s ease;
    cursor: pointer;
}

.news-card:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.news-image {
    position: relative;
}

.news-image img {
    width: 100%;
    height: 12rem;
    object-fit: cover;
    object-position: top;
}

.news-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: #2563eb;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
}

.news-content {
    padding: 1.5rem;
}

.news-date {
    font-size: 0.875rem;
    color: #6b7280;
    margin-bottom: 0.5rem;
}

.news-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.news-excerpt {
    color: #6b7280;
    font-size: 0.875rem;
    line-height: 1.6;
}

.news-link {
    margin-top: 1rem;
    display: flex;
    align-items: center;
    color: #2563eb;
    font-size: 0.875rem;
    font-weight: 500;
}

.news-link i {
    margin-left: 0.25rem;
}

.news-more {
    text-align: center;
    margin-top: 3rem;
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background-color: white;
}

.contact-content {
    max-width: 64rem;
    margin: 0 auto;
}

.contact-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 2rem;
    text-align: center;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .contact-info {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.contact-icon {
    width: 3rem;
    height: 3rem;
    background-color: #dbeafe;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
}

.contact-icon i {
    color: #2563eb;
    font-size: 1.25rem;
}

.contact-label {
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.5rem;
}

.contact-text {
    color: #6b7280;
}

.contact-map {
    width: 100%;
}

.contact-map iframe {
    border-radius: 0.5rem;
}

/* Footer */
.footer {
    background-color: #111827;
    color: white;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1rem;
}

@media (min-width: 640px) {
    .footer-container {
        padding: 3rem 1.5rem;
    }
}

@media (min-width: 1024px) {
    .footer-container {
        padding: 3rem 2rem;
    }
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.footer-main {
    grid-column: span 1;
}

@media (min-width: 768px) {
    .footer-main {
        grid-column: span 2;
    }
}

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: #60a5fa;
    margin-bottom: 1rem;
    font-family: "Pacifico", serif;
}

.footer-description {
    color: #d1d5db;
    margin-bottom: 1rem;
    max-width: 28rem;
}

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

.social-link {
    color: #9ca3af;
    transition: color 0.3s ease;
    cursor: pointer;
}

.social-link:hover {
    color: #60a5fa;
}

.social-link i {
    font-size: 1.25rem;
}

.footer-links-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links-list {
    list-style: none;
}

.footer-links-list li {
    margin-bottom: 0.5rem;
}

.footer-link {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
    cursor: pointer;
}

.footer-link:hover {
    color: #60a5fa;
}

.footer-bottom {
    border-top: 1px solid #374151;
    margin-top: 2rem;
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-copyright {
    color: #9ca3af;
    font-size: 0.875rem;
}

.footer-powered {
    margin-top: 1rem;
}

@media (min-width: 768px) {
    .footer-powered {
        margin-top: 0;
    }
}

.powered-link {
    color: #9ca3af;
    font-size: 0.875rem;
    text-decoration: none;
    transition: color 0.3s ease;
    cursor: pointer;
}

.powered-link:hover {
    color: #60a5fa;
}

/* Responsive Design */
@media (max-width: 767px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-description {
        font-size: 1.125rem;
    }
}