:root {
            --primary: #2c5282; /* 知的な青 */
            --secondary: #c5a35a; /* 資産を表すゴールド */
            --dark: #1a202c;
            --light: #f7fafc;
            --gray: #718096;
            --white: #ffffff;
            --gradient-bg: linear-gradient(135deg, var(--dark), var(--primary));
        }
        
        * { margin: 0; padding: 0; box-sizing: border-box; }

        body {
            font-family: 'Noto Sans JP', sans-serif;
            color: var(--dark);
            line-height: 1.8;
            background-color: var(--white);
        }
        
        .container {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 100px 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 3rem;
            font-weight: 900;
            margin-bottom: 15px;
            line-height: 1.4;
        }
        
        .section-title h2 .highlight {
            color: var(--secondary);
        }

        .section-title p {
            color: var(--gray);
            font-size: 1.2rem;
        }

        .cta-button {
            display: inline-block;
            background: linear-gradient(135deg, var(--secondary), #e0c07c);
            color: var(--dark);
            padding: 20px 40px;
            border-radius: 50px;
            font-size: 1.5rem;
            font-weight: 700;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 0 8px 20px rgba(197, 163, 90, 0.4);
            text-align: center;
        }

        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 25px rgba(197, 163, 90, 0.5);
        }

        footer {
            background-color: var(--dark);
            color: var(--light);
            padding: 40px 0;
            text-align: center;
        }
        
        .footer-links a {
            color: var(--light);
            margin: 0 15px;
            text-decoration: none;
            opacity: 0.8;
            transition: opacity 0.3s;
        }
        
        .footer-links a:hover { opacity: 1; }
        
        .copyright {
            margin-top: 20px;
            opacity: 0.6;
            font-size: 0.9rem;
        }

        /* 追加のスタイル */
        .hero {
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            z-index: 1;
        }
        
        .hero .container {
            position: relative;
            z-index: 2;
        }
        
        .pain .container > div > div {
            transition: transform 0.3s ease;
        }
        
        .pain .container > div > div:hover {
            transform: translateY(-5px);
        }
        
        .solution .container > div > div {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        
        .solution .container > div > div:hover {
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transform: translateY(-3px);
        }
        
        .vision .container > div > div {
            transition: transform 0.3s ease;
        }
        
        .vision .container > div > div:hover {
            transform: translateY(-5px);
        }
        
        .demo .container > div > div {
            transition: transform 0.3s ease;
        }
        
        .demo .container > div > div:hover {
            transform: translateY(-3px);
        }
        
        .reviews .container > div > div {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .reviews .container > div > div:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        
        .faq .container > div > div > div:first-child {
            transition: background-color 0.3s ease;
        }
        
        .faq .container > div > div > div:first-child:hover {
            background: #1e3a5f;
        }
        
        .faq .container > div > div > div:first-child span {
            transition: transform 0.3s ease;
        }
        
        .faq .container > div > div.open > div:first-child span {
            transform: rotate(45deg);
        }
        
        .offer {
            position: relative;
            overflow: hidden;
        }
        
        .offer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            z-index: 1;
        }
        
        .offer .container {
            position: relative;
            z-index: 2;
        }
        
        .ma-logic .container > div > div {
            transition: transform 0.3s ease;
        }
        
        .ma-logic .container > div > div:hover {
            transform: translateY(-5px);
        }
        
        .cost-comparison .container > div > div {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        
        .cost-comparison .container > div > div:hover {
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transform: translateY(-3px);
        }
        
        .roi-visualization .container > div > div {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        
        .roi-visualization .container > div > div:hover {
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transform: translateY(-3px);
        }
        
        /* 数字の強調スタイル */
        .big-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--secondary);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }
        
        /* ゴールドアクセントの強化 */
        .gold-accent {
            background: linear-gradient(135deg, var(--secondary), #e0c07c);
            color: var(--dark);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 700;
        }
        
        /* テーブルのホバー効果 */
        table tr:hover {
            background: rgba(197, 163, 90, 0.1);
        }