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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: #2D3748;
    background-color: #FAFAFA;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid #E2E8F0;
}

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

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    width: 40px;
    height: 40px;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2D3748;
    text-decoration: none;
    font-family: 'Noto Serif JP', serif;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #F7FAFC 0%, #EDF2F7 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(220, 38, 38, 0.1) 0%, transparent 25%),
        radial-gradient(circle at 75% 75%, rgba(22, 163, 74, 0.1) 0%, transparent 25%);
    pointer-events: none;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 3rem;
}

.hero-content.centered {
    max-width: 800px;
    margin: 0 auto;
}

.hero-text {
    flex: 1;
}

.hero-image {
    max-width: 500px;
    width: 100%;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(45, 55, 72, 0.1);
    max-height: 400px;
    object-fit: cover;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    color: #2D3748;
    font-family: 'Noto Serif JP', serif;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: #4A5568;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Centered sections */
.centered {
    text-align: center;
}

/* Hero Section Improvements */
.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 3rem;
}

.hero-content.centered {
    max-width: 800px;
    margin: 0 auto;
}

.hero-text {
    flex: 1;
}

.hero-image {
    max-width: 500px;
    width: 100%;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(45, 55, 72, 0.1);
    max-height: 400px;
    object-fit: cover;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.btn-primary {
    background: #DC2626;
    color: white;
    border: 2px solid #DC2626;
}

.btn-primary:hover {
    background: #B91C1C;
    border-color: #B91C1C;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #2D3748;
    border: 2px solid #2D3748;
}

.btn-secondary:hover {
    background: #2D3748;
    color: white;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2D3748;
    margin-bottom: 1rem;
    font-family: 'Noto Serif JP', serif;
}

.section-subtitle {
    font-size: 1.125rem;
    color: #4A5568;
}

/* About Section */
.about {
    background: white;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.about-item {
    text-align: center;
    padding: 2rem;
    border-radius: 12px;
    background: #F7FAFC;
    border: 1px solid #E2E8F0;
}

.about-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(220, 38, 38, 0.1);
    border-radius: 50%;
}

.about-icon svg {
    width: 32px;
    height: 32px;
}

.about-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2D3748;
    font-family: 'Noto Serif JP', serif;
}

.about-item p {
    color: #4A5568;
    line-height: 1.7;
}

/* Features Section */
.features {
    background: #F7FAFC;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(45, 55, 72, 0.08);
    border: 1px solid #E2E8F0;
}

.feature-image {
    margin-bottom: 1.5rem;
    border-radius: 8px;
    overflow: hidden;
}

.feature-image img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 12px;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2D3748;
    font-family: 'Noto Serif JP', serif;
}

.feature-card p {
    color: #4A5568;
    line-height: 1.7;
}

/* Atlas Section */
.atlas {
    background: white;
}

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

.atlas-features {
    list-style: none;
    margin-top: 2rem;
}

.atlas-features li {
    padding: 0.75rem 0;
    position: relative;
    padding-left: 2rem;
    color: #4A5568;
}

.atlas-features li::before {
    content: '●';
    position: absolute;
    left: 0;
    color: #DC2626;
    font-weight: bold;
}

.atlas-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(45, 55, 72, 0.1);
    max-height: 350px;
    object-fit: cover;
}

/* AR Experience Section */
.ar-experience {
    background: #F7FAFC;
}

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

.ar-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(45, 55, 72, 0.1);
    max-height: 300px;
    object-fit: cover;
}

.ar-text h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #2D3748;
    font-family: 'Noto Serif JP', serif;
}

.ar-text p {
    color: #4A5568;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.ar-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.ar-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: white;
    border-radius: 8px;
    border: 1px solid #E2E8F0;
}

.ar-feature-icon {
    font-size: 1.25rem;
}

/* Products Section */
.products {
    background: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background: #F7FAFC;
    border: 2px solid #E2E8F0;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    position: relative;
}

.product-card.featured {
    border-color: #DC2626;
    background: white;
    box-shadow: 0 8px 20px rgba(220, 38, 38, 0.15);
    transform: scale(1.02);
}

.product-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2D3748;
    font-family: 'Noto Serif JP', serif;
}

.product-price {
    font-size: 2rem;
    font-weight: 700;
    color: #DC2626;
    margin-bottom: 1.5rem;
}

.product-price span {
    font-size: 1rem;
    font-weight: 400;
    color: #4A5568;
}

.product-features {
    list-style: none;
    margin-bottom: 2rem;
}

.product-features li {
    padding: 0.5rem 0;
    color: #4A5568;
    border-bottom: 1px solid #E2E8F0;
}

.product-features li:last-child {
    border-bottom: none;
}

/* Workshops Section */
.workshops {
    background: #F7FAFC;
}

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

.workshop-text h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #2D3748;
    font-family: 'Noto Serif JP', serif;
}

.workshop-text p {
    color: #4A5568;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.workshop-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.workshop-detail {
    padding: 1rem;
    background: white;
    border-radius: 8px;
    border-left: 4px solid #DC2626;
}

.workshop-detail strong {
    color: #2D3748;
}

.workshop-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(45, 55, 72, 0.1);
    max-height: 350px;
    object-fit: cover;
}

/* Contact Section */
.contact {
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.contact-item {
    text-align: center;
    padding: 2rem;
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(220, 38, 38, 0.1);
    border-radius: 50%;
}

.contact-icon svg {
    width: 32px;
    height: 32px;
}

.contact-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2D3748;
    font-family: 'Noto Serif JP', serif;
}

.contact-item a {
    color: #DC2626;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background: #2D3748;
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #4A5568;
    padding-bottom: 2rem;
    border-bottom: 1px solid #4A5568;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo .logo {
    width: 40px;
    height: 40px;
}

.footer-logo .brand-name {
    color: white;
    font-size: 1.25rem;
    font-weight: 600;
}

.footer-nav {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-nav {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-nav a {
    color: #A0AEC0;
    text-decoration: none;
}

.footer-nav a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    color: #A0AEC0;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-content {
        gap: 2rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .atlas-content,
    .ar-content,
    .workshops-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-nav {
        justify-content: center;
        text-align: center;
    }
    
    .footer-nav {
        justify-content: center;
    }
    
    .container {
        padding: 0 16px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
}