.sustainability-v3 {
            background: #fefefe;
            font-family: var(--font-primary);
        }
        
        .heritage-hero {
            height: 100vh;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/2_our-story/yuzu_fruit_and_tree.png') center/cover no-repeat;
            background-attachment: fixed;
        }
        
        .heritage-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at center, transparent 0%, rgba(27, 38, 59, 0.3) 100%);
        }
        
        .hero-content {
            text-align: center;
            color: white;
            max-width: 900px;
            padding: 0 2rem;
            z-index: 2;
            position: relative;
        }
        
        .heritage-title {
            font-family: var(--font-secondary);
            font-size: clamp(3rem, 6vw, 5rem);
            font-weight: 400;
            margin-bottom: 1.5rem;
            opacity: 0;
            letter-spacing: 2px;
            line-height: 1.1;
            text-shadow: 3px 3px 12px rgba(0, 0, 0, 0.8), 1px 1px 6px rgba(0, 0, 0, 0.9), 0 0 20px rgba(0, 0, 0, 0.6);
        }
        
        .heritage-subtitle {
            font-size: clamp(1.1rem, 2vw, 1.4rem);
            font-weight: 300;
            opacity: 0;
            line-height: 1.7;
            margin-bottom: 3rem;
            letter-spacing: 1px;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.8), 1px 1px 4px rgba(0, 0, 0, 0.9), 0 0 15px rgba(0, 0, 0, 0.5);
        }
        
        .heritage-divider {
            width: 100px;
            height: 1px;
            background: linear-gradient(90deg, transparent 0%, #d4af37 50%, transparent 100%);
            margin: 0 auto;
            opacity: 0;
        }
        
        
        .design-text {
            position: relative;
            height: 300px;
            font-family: var(--font-secondary);
            color: rgba(255, 255, 255, 0.9);
            overflow: hidden;
        }
        
        /* River Flow Design (River Section) */
        .river-flow {
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .river-stream {
            position: absolute;
            white-space: nowrap;
            font-size: clamp(1.2rem, 2.5vw, 2rem);
            font-weight: 300;
            letter-spacing: 4px;
            opacity: 0.8;
            will-change: transform;
        }
        
        .river-stream-1 {
            top: 20%;
            font-size: clamp(1rem, 2vw, 1.6rem);
            animation: flowRight 25s linear infinite;
        }
        
        .river-stream-2 {
            top: 40%;
            font-size: clamp(1.4rem, 3vw, 2.2rem);
            animation: flowLeft 30s linear infinite;
            animation-delay: -10s;
        }
        
        .river-stream-3 {
            top: 60%;
            font-size: clamp(0.9rem, 1.8vw, 1.4rem);
            animation: flowRight 35s linear infinite;
            animation-delay: -20s;
        }
        
        .river-stream-4 {
            top: 80%;
            font-size: clamp(1.1rem, 2.2vw, 1.8rem);
            animation: flowLeft 28s linear infinite;
            animation-delay: -5s;
        }
        
        @keyframes flowRight {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100vw); }
        }
        
        @keyframes flowLeft {
            0% { transform: translateX(100vw); }
            100% { transform: translateX(-100%); }
        }
        
        
        
        /* Ninki Logo Design (Distilling Section) */
        .ninki-logo-container {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 2rem;
        }

        .ninki-logo {
            width: clamp(200px, 40vw, 300px);
            height: auto;
            opacity: 0;
            animation: inkFadeIn 4s ease-out forwards;
            animation-delay: 0.5s;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 8px;
            padding: 20px;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            position: relative;
            z-index: 10;
        }

        .ninki-description {
            color: white;
            font-size: 1.15rem;
            line-height: 1.9;
            opacity: 0;
            animation: inkFadeIn 4s ease-out forwards;
            animation-delay: 1s;
            font-weight: 300;
            letter-spacing: 0.5px;
            text-align: center;
            max-width: 600px;
        }
        
        @keyframes inkFadeIn {
            0% {
                opacity: 0;
            }
            100% {
                opacity: 1;
            }
        }
        
        .narrative-section {
            position: relative;
            min-height: 70vh;
            max-height: 80vh;
            display: flex;
            align-items: center;
            padding: 4rem 0;
            background-attachment: fixed;
            background-size: cover;
            background-position: center;
        }
        
        .section-river {
            background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('/assets/2_our-story/japan_map.png') center/cover no-repeat;
        }
        
        .section-craft {
            background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('/assets/2_our-story/yuzu_in_basket.png') center/cover no-repeat;
        }
        
        .section-distilling {
            background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('/assets/2_our-story/ninki_logo.png') center/cover no-repeat;
        }
        
        
        .narrative-content {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 3rem;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }
        
        .section-craft .narrative-content {
            grid-template-columns: 1fr;
            max-width: 900px;
            text-align: center;
        }
        
        .narrative-text {
            color: white;
        }
        
        .narrative-text h2 {
            font-family: var(--font-secondary);
            font-size: clamp(2.5rem, 4vw, 3.8rem);
            font-weight: 400;
            margin-bottom: 2.5rem;
            line-height: 1.2;
            opacity: 0;
            letter-spacing: 1px;
        }
        
        .narrative-text p {
            font-size: 1.15rem;
            line-height: 1.9;
            margin-bottom: 2rem;
            opacity: 0;
            font-weight: 300;
            letter-spacing: 0.5px;
        }
        
        .narrative-visual {
            position: relative;
            height: 300px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transform: translateY(50px);
        }
        
        .visual-essence {
            font-family: var(--font-secondary);
            font-size: 2rem;
            color: rgba(255, 255, 255, 0.95);
            text-align: center;
            font-weight: 400;
            letter-spacing: 3px;
            margin-bottom: 1rem;
        }
        
        .visual-detail {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            text-align: center;
            font-weight: 300;
            letter-spacing: 1px;
            line-height: 1.6;
            max-width: 280px;
        }
        
        .principles-section {
            padding: 8rem 0;
            position: relative;
        }
        
        .principles-header {
            text-align: center;
            margin-bottom: 6rem;
            position: relative;
            z-index: 2;
        }
        
        .principles-title {
            font-family: var(--font-secondary);
            font-size: clamp(2.8rem, 5vw, 4rem);
            color: #2e2e2e;
            margin-bottom: 2rem;
            opacity: 1;
            font-weight: 400;
            letter-spacing: 2px;
        }
        
        .principles-subtitle {
            font-size: 1.2rem;
            color: #666;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
            font-weight: 300;
            opacity: 1;
            letter-spacing: 0.5px;
        }
        
        .principles-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            grid-template-rows: repeat(2, 1fr);
            gap: 3rem;
            max-width: 1000px;
            margin: 0 auto;
            padding: 0 2rem;
            position: relative;
            z-index: 2;
        }
        
        
        .principle-card {
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(212, 175, 55, 0.2);
            padding: 3rem 2.5rem;
            text-align: center;
            transform: translateY(80px);
            opacity: 0;
            transition: all 0.3s ease;
        }
        
        .principle-card:hover {
            transform: translateY(0px);
            background: rgba(255, 255, 255, 0.95);
            border-color: rgba(212, 175, 55, 0.4);
        }
        
        .principle-symbol {
            width: 60px;
            height: 60px;
            margin: 0 auto 2rem;
            border: 2px solid #d4af37;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #d4af37;
            font-weight: 300;
            letter-spacing: 2px;
        }
        
        .principle-card h3 {
            font-family: var(--font-secondary);
            font-size: 1.6rem;
            color: #2e2e2e;
            margin-bottom: 1.5rem;
            font-weight: 400;
            letter-spacing: 1px;
        }
        
        .principle-card p {
            color: #555;
            line-height: 1.6;
            font-weight: 300;
            font-size: 1rem;
            letter-spacing: 0.3px;
            margin-bottom: 0.8rem;
        }
        
        .principle-card p:last-child {
            margin-bottom: 0;
        }
        
        .closing-section {
            background: linear-gradient(135deg, #1b263b 0%, #2d3748 100%);
            padding: 6rem 0;
            text-align: center;
            color: white;
        }
        
        .closing-content {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 2rem;
        }
        
        .closing-quote {
            font-family: var(--font-secondary);
            font-size: clamp(1.2rem, 2vw, 1.6rem);
            font-style: italic;
            margin-bottom: 2rem;
            opacity: 1;
            font-weight: 300;
            line-height: 1.5;
            letter-spacing: 0.5px;
        }
        
        .closing-author {
            font-size: 1rem;
            opacity: 0.8;
            letter-spacing: 2px;
            text-transform: uppercase;
        }
        
        @media (max-width: 768px) {
            .narrative-content {
                grid-template-columns: 1fr;
                gap: 2rem;
                padding: 0 1rem;
                max-width: 100%;
                margin: 0 auto;
            }
            
            .narrative-text {
                max-width: 100%;
                overflow-wrap: break-word;
                word-wrap: break-word;
                hyphens: auto;
            }
            
            .narrative-text h2 {
                font-size: clamp(1.8rem, 5vw, 2.5rem);
                margin-bottom: 1.5rem;
                line-height: 1.3;
            }
            
            .narrative-text p {
                font-size: 1rem;
                line-height: 1.7;
                margin-bottom: 1.5rem;
                max-width: 100%;
            }
            
            .narrative-section {
                min-height: auto;
                max-height: none;
                padding: 3rem 0;
            }
            
            .narrative-visual {
                height: 250px;
            }
            
            .design-text {
                height: 200px;
            }
            
            .river-flow {
                padding-left: 1rem;
            }
            
            .ninki-logo {
                width: clamp(150px, 35vw, 250px);
            }
            
            .principles-grid {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                grid-template-rows: repeat(2, 1fr);
                gap: 1.5rem;
                padding: 0 1rem;
            }
            
            .principle-card {
                padding: 2rem 1.5rem;
            }
            
            .principle-card h3 {
                font-size: 1.3rem;
                margin-bottom: 1rem;
            }
            
            .principle-card p {
                font-size: 0.9rem;
                line-height: 1.5;
            }
            
            /* Removed carousel indicators */
        }
        
        @media (max-width: 480px) {
            .narrative-content {
                padding: 0 0.75rem;
            }
            
            .narrative-text h2 {
                font-size: clamp(1.5rem, 6vw, 2rem);
                margin-bottom: 1rem;
            }
            
            .narrative-text p {
                font-size: 0.95rem;
                margin-bottom: 1.25rem;
            }
            
            .narrative-section {
                padding: 2rem 0;
            }
        }