:root {
            --pure-white: #ffffff;
            --main-black: #000000;
            --sub-gray: #666666;
            --input-bg: #f8f8f8;
            --border-light: rgba(0, 0, 0, 0.08);
            --font-jp: "Yu Mincho", "游明朝", serif;
            --font-en: "Inter", sans-serif;
        }

        body { 
            font-family: var(--font-jp);
            margin: 0; color: var(--main-black); background-color: var(--pure-white);
            letter-spacing: 0.18em; line-height: 2; overflow-x: hidden;
            scroll-behavior: smooth;
        }

        header {
            display: flex; justify-content: space-between; align-items: center;
            padding: 25px 60px; background: rgba(255,255,255,0.95);
            backdrop-filter: blur(15px); border-bottom: 1px solid var(--border-light);
            position: fixed; top: 0; width: 100%; z-index: 1000; box-sizing: border-box;
        }
        .logo-area h1 { font-size: 1.1rem; margin: 0; letter-spacing: 0.4em; font-weight: 600; }
        .logo-area span { font-size: 0.55rem; color: var(--sub-gray); letter-spacing: 0.2em; display: block; font-family: var(--font-en); font-weight: bold; }
        
        .header-right { display: flex; align-items: center; gap: 40px; }
        nav ul { display: flex; list-style: none; gap: 30px; margin: 0; padding: 0; }
        nav a { text-decoration: none; color: var(--main-black); font-size: 0.75rem; font-weight: bold; font-family: var(--font-en); transition: 0.3s; }
        nav a:hover { color: var(--sub-gray); }

        .h-contact-btn { 
            color: var(--main-black); font-weight: 700; text-decoration: none; 
            font-size: 0.85rem; border: 1px solid var(--main-black); padding: 10px 25px; 
            transition: 0.4s; font-family: var(--font-jp);
        }
        .h-contact-btn:hover { background: var(--main-black); color: #fff; }

        .hero-wrap { position: relative; height: 100vh; width: 100%; display: flex; align-items: center; justify-content: center; overflow: hidden; }
        #particles-js { position: absolute; inset: 0; z-index: 1; }
        .hero-container { position: relative; z-index: 10; display: flex; align-items: center; justify-content: space-between; width: 85%; max-width: 1200px; margin: 0 auto; }
        .copy { writing-mode: vertical-rl; font-size: 2.8rem; font-weight: 500; letter-spacing: 0.6em; line-height: 2; }
        .copy span { display: block; }
        .visuals { display: flex; gap: 40px; align-items: flex-end; }
        .v-img-wrap { width: 260px; height: 450px; overflow: hidden; box-shadow: 0 40px 100px rgba(0,0,0,0.15); border: 1px solid var(--border-light); animation: floatBig 12s ease-in-out infinite; background-color: #eee; }
        .v-img { width: 100%; height: 100%; background-size: cover; background-position: center; }
        @keyframes floatBig { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-70px); } }
        .v-img-wrap:nth-child(2) { animation-delay: -4s; }
        .v-img-wrap:nth-child(3) { animation-delay: -8s; }

        .pic-1 { background-image: url('https://images.unsplash.com/photo-1560185127-6ed189bf02f4?q=80&w=800'); }
        .pic-2 { background-image: url('https://images.unsplash.com/photo-1484154218962-a197022b5858?q=80&w=800'); }
        .pic-3 { background-image: url('https://images.unsplash.com/photo-1493809842364-78817add7ffb?q=80&w=800'); }

        .label { color: var(--sub-gray); font-size: 0.8rem; letter-spacing: 0.6em; display: block; text-align: center; margin: 120px 0 60px; font-family: var(--font-en); font-weight: bold; text-transform: uppercase; }

        .service-section { padding: 60px; max-width: 1200px; margin: 0 auto; }
        .service-item { display: flex; gap: 60px; align-items: center; margin-bottom: 120px; }
        .service-item.reverse { flex-direction: row-reverse; }
        .s-visual { flex: 1.2; height: 400px; overflow: hidden; border: 1px solid var(--border-light); background-color: #eee; width: 100%; }
        .s-text { flex: 1; }
        .s-title { font-size: 1.8rem; border-bottom: 1px solid var(--main-black); display: inline-block; margin-bottom: 20px; }
        
        .btn-more {
            display: inline-block; padding: 15px 40px; margin-top: 20px;
            border: 1px solid var(--main-black); color: var(--main-black); text-decoration: none;
            font-size: 0.8rem; font-family: var(--font-en); font-weight: bold; letter-spacing: 0.2em;
            transition: 0.4s; cursor: pointer;
        }
        .btn-more:hover { background: var(--main-black); color: #fff; }

        .detail-section { padding: 100px 60px; max-width: 1000px; margin: 0 auto; background: #fafafa; }
        .service-block { margin-bottom: 100px; padding: 40px; background: #fff; border: 1px solid var(--border-light); }
        .service-block h3 { font-size: 1.8rem; margin-bottom: 20px; border-left: 5px solid var(--main-black); padding-left: 20px; }
        .feature-list { list-style: none; padding: 0; margin-top: 30px; }
        .feature-list li { background: #f8f8f8; padding: 25px; margin-bottom: 15px; border-radius: 4px; }
        .feature-list li strong { display: block; font-size: 1.1rem; margin-bottom: 10px; }
        .feature-list li span { font-size: 0.9rem; color: var(--sub-gray); display: block; line-height: 1.7; }

        .concept-section { background: var(--main-black); color: #fff; padding: 150px 60px; text-align: center; }
        .v-title { font-size: 2.5rem; letter-spacing: 0.4em; margin-bottom: 30px; }
        .company-section { padding: 100px 60px; max-width: 1200px; margin: 0 auto; }
        .company-container { display: flex; gap: 80px; align-items: flex-start; }
        .company-table { flex: 1.2; }
        .company-row { display: flex; padding: 25px 0; border-bottom: 1px solid var(--border-light); }
        .c-label { width: 140px; font-size: 0.85rem; color: var(--sub-gray); font-weight: bold; }
        .c-value { flex: 1; font-size: 0.95rem; }
        .map-area { flex: 1.3; height: 450px; border: 1px solid var(--border-light); width: 100%; }

        .contact-section { padding: 100px 60px 200px; max-width: 800px; margin: 0 auto; }
        .form-group { margin-bottom: 45px; }
        .form-group label { display: block; font-size: 0.85rem; font-weight: bold; margin-bottom: 12px; border-left: 3px solid var(--main-black); padding-left: 15px; }
        .form-group input, .form-group textarea { width: 100%; padding: 18px 20px; border: none; background: var(--input-bg); font-family: var(--font-jp); font-size: 1rem; outline: none; box-sizing: border-box; }
        .submit-btn { background: var(--main-black); color: #fff; border: none; padding: 24px 0; width: 100%; letter-spacing: 0.5em; cursor: pointer; font-family: var(--font-en); font-weight: bold; transition: 0.5s; }
        .submit-btn:hover { background: #333; transform: translateY(-3px); }

        footer { background: var(--main-black); color: rgba(255,255,255,0.3); padding: 80px; text-align: center; font-size: 0.7rem; letter-spacing: 0.3em; }

        /* === 物件情報 === */
        .property-section { padding: 100px 60px; max-width: 1200px; margin: 0 auto; }
        .property-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
        .property-card { background: #fff; border: 1px solid var(--border-light); overflow: hidden; transition: 0.4s; position: relative; }
        .property-card:hover { box-shadow: 0 25px 60px rgba(0,0,0,0.1); transform: translateY(-4px); }
        .p-gallery { position: relative; height: 240px; overflow: hidden; background: #eee; }
        .p-images { position: relative; width: 100%; height: 100%; }
        .p-img { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 0.5s; }
        .p-img.active { opacity: 1; }
        .p-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(0,0,0,0.45); color: #fff; border: none; width: 36px; height: 36px; font-size: 22px; cursor: pointer; display: flex; align-items: center; justify-content: center; opacity: 0; transition: 0.3s; padding: 0; line-height: 1; z-index: 2; }
        .property-card:hover .p-nav { opacity: 1; }
        .p-prev { left: 10px; }
        .p-next { right: 10px; }
        .p-dots { position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; z-index: 2; }
        .p-dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,0.55); cursor: pointer; transition: 0.3s; }
        .p-dot.active { background: #fff; width: 22px; border-radius: 4px; }
        .p-status { position: absolute; top: 12px; left: 12px; padding: 6px 14px; font-size: 0.7rem; font-weight: bold; letter-spacing: 0.2em; color: #fff; z-index: 3; font-family: var(--font-jp); }
        .p-status-available { background: #2d8a4e; }
        .p-status-pending { background: #d68f1e; }
        .p-status-sold { background: #888; }
        .p-body { padding: 25px 22px; }
        .p-name { font-size: 1.15rem; margin: 0 0 12px; line-height: 1.5; letter-spacing: 0.1em; }
        .p-price { font-size: 1.7rem; font-weight: bold; color: var(--main-black); margin: 0 0 18px; letter-spacing: 0.03em; font-family: var(--font-en); line-height: 1.1; }
        .p-price-unit { font-size: 0.85rem; margin-left: 4px; font-family: var(--font-jp); font-weight: normal; letter-spacing: 0.1em; }
        .p-specs { margin: 0 0 18px; padding: 15px 0; border-top: 1px solid var(--border-light); border-bottom: 1px solid var(--border-light); }
        .p-spec { display: flex; padding: 5px 0; font-size: 0.82rem; line-height: 1.6; }
        .p-spec dt { width: 80px; color: var(--sub-gray); margin: 0; flex-shrink: 0; font-weight: normal; }
        .p-spec dd { margin: 0; flex: 1; }
        .p-note { font-size: 0.82rem; color: var(--sub-gray); line-height: 1.8; margin: 0; }

        @media (max-width: 1024px) {
            header { padding: 15px 20px; flex-direction: column; position: absolute; gap: 15px; } 
            .header-right { flex-direction: column; gap: 15px; }
            nav ul { flex-wrap: wrap; justify-content: center; gap: 15px; }
            .hero-container { flex-direction: column; height: auto; padding-top: 180px; padding-bottom: 50px; }
            .copy { writing-mode: horizontal-tb; font-size: 1.8rem; margin-bottom: 50px; text-align: center; }
            .visuals { flex-direction: column; align-items: center; gap: 20px; }
            .v-img-wrap { width: 90vw; height: 300px; animation: none; }
            .service-section, .detail-section, .concept-section, .company-section, .contact-section { padding: 60px 20px; }
            .service-item, .service-item.reverse { flex-direction: column; gap: 30px; margin-bottom: 80px; }
            .s-visual { height: 250px; }
            .s-text { width: 100%; }
            .s-title { font-size: 1.5rem; }
            .service-block { padding: 25px 20px; margin-bottom: 60px; }
            .service-block h3 { font-size: 1.4rem; }
            .feature-list li { padding: 20px; }
            .company-container { flex-direction: column; gap: 40px; }
            .company-row { flex-direction: column; gap: 5px; padding: 15px 0; }
            .c-label { width: 100%; color: var(--main-black); }
            .map-area { height: 300px; }
            .v-title { font-size: 1.5rem; line-height: 1.6; }
            .property-section { padding: 60px 20px; }
            .property-grid { grid-template-columns: 1fr; gap: 25px; }
            .p-gallery { height: 220px; }
            .p-nav { opacity: 1; }
        }