* {
            font-family: 'Noto Sans JP', sans-serif;
        }
        
        .serif {
            font-family: 'Noto Serif JP', serif;
        }
        
        /* Japanese Minimalist Color Palette - Muted, Low Saturation */
        :root {
            --color-ink: #2C2C2C;
            --color-stone: #8C8C8C;
            --color-fog: #F5F5F3;
            --color-washi: #FAFAF8;
            --color-indigo: #4A5568;
            --color-vermilion: #C75B39;
        }
        
        body {
            background-color: var(--color-washi);
            color: var(--color-ink);
            letter-spacing: 0.02em;
        }
        
        /* Ma - Negative Space Philosophy */
        .ma-large { margin: 6rem 0; }
        .ma-medium { margin: 4rem 0; }
        .ma-small { margin: 2rem 0; }
        
        /* Subtle Grid Pattern Background */
        .bg-grid {
            background-image: 
                linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
            background-size: 40px 40px;
        }
        
        /* Upload Zone - Clean, Paper-like */
        .upload-zone {
            border: 1px solid rgba(0,0,0,0.1);
            background: linear-gradient(180deg, #FFFFFF 0%, #FAFAF8 100%);
            box-shadow: 
                0 1px 3px rgba(0,0,0,0.02),
                0 10px 30px rgba(0,0,0,0.04);
            transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
        }
        
        .upload-zone:hover {
            box-shadow: 
                0 1px 3px rgba(0,0,0,0.02),
                0 20px 40px rgba(0,0,0,0.06);
            transform: translateY(-2px);
        }
        
        .upload-zone.dragover {
            border-color: var(--color-vermilion);
            background: linear-gradient(180deg, #FFF9F7 0%, #FFF5F2 100%);
        }
        
        /* Bento Grid Layout */
        .bento-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        
        @media (max-width: 1024px) {
            .bento-grid { grid-template-columns: repeat(3, 1fr); }
        }
        
        @media (max-width: 768px) {
            .bento-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
        }
        
        /* Image Card - Clean, Editorial Style */
        .image-card {
            background: white;
            border-radius: 4px;
            overflow: hidden;
            box-shadow: 0 1px 2px rgba(0,0,0,0.04);
            transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
            position: relative;
        }
        
        .image-card:hover {
            box-shadow: 0 8px 24px rgba(0,0,0,0.08);
            transform: translateY(-4px);
        }
        
        .image-card:hover .image-info {
            opacity: 1;
            transform: translateY(0);
        }
        
        .image-card:hover img {
            transform: scale(1.03);
        }
        
        .image-info {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 1.5rem;
            background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
            opacity: 0;
            transform: translateY(10px);
            transition: all 0.3s ease;
        }
        
        /* Category Tags - Pill Style */
        .category-tag {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1rem;
            border-radius: 100px;
            border: 1px solid rgba(0,0,0,0.08);
            background: white;
            color: var(--color-stone);
            font-size: 0.875rem;
            transition: all 0.3s ease;
            cursor: pointer;
        }
        
        .category-tag:hover {
            border-color: var(--color-ink);
            color: var(--color-ink);
        }
        
        .category-tag.active {
            background: var(--color-ink);
            color: white;
            border-color: var(--color-ink);
        }
        
        /* Typography - Japanese Style */
        .heading-xl {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: 0.04em;
        }
        
        .heading-lg {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 600;
            line-height: 1.4;
            letter-spacing: 0.02em;
        }
        
        .text-muted {
            color: var(--color-stone);
        }
        
        /* Navigation - Minimal */
        .nav-link {
            position: relative;
            color: var(--color-stone);
            transition: color 0.3s ease;
        }
        
        .nav-link:hover {
            color: var(--color-ink);
        }
        
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 1px;
            bottom: -4px;
            left: 0;
            background: var(--color-ink);
            transition: width 0.3s ease;
        }
        
        .nav-link:hover::after {
            width: 100%;
        }
        
        /* Button Styles */
        .btn-primary {
            background: var(--color-ink);
            color: white;
            padding: 1rem 2rem;
            border-radius: 4px;
            font-weight: 500;
            transition: all 0.3s ease;
            letter-spacing: 0.04em;
        }
        
        .btn-primary:hover {
            background: #1a1a1a;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }
        
        .btn-secondary {
            background: transparent;
            color: var(--color-ink);
            padding: 1rem 2rem;
            border-radius: 4px;
            border: 1px solid rgba(0,0,0,0.2);
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        .btn-secondary:hover {
            border-color: var(--color-ink);
            background: rgba(0,0,0,0.02);
        }
        
        /* Vertical Text for Decoration */
        .vertical-text {
            writing-mode: vertical-rl;
            text-orientation: mixed;
            letter-spacing: 0.3em;
        }
        
        /* Stats - Minimal */
        .stat-item {
            text-align: center;
            padding: 2rem;
        }
        
        .stat-number {
            font-size: 2.5rem;
            font-weight: 300;
            color: var(--color-ink);
            line-height: 1;
        }
        
        .stat-label {
            font-size: 0.875rem;
            color: var(--color-stone);
            margin-top: 0.5rem;
            letter-spacing: 0.1em;
        }
        
        /* Footer - Clean */
        footer {
            border-top: 1px solid rgba(0,0,0,0.06);
        }
        
        /* Smooth Scroll */
        html {
            scroll-behavior: smooth;
        }
        
        /* Selection Color */
        ::selection {
            background: rgba(199, 91, 57, 0.2);
            color: var(--color-ink);
        }