@charset "utf-8";

/* カラー設定 */
:root {
    --main-color: rgb(39, 58, 96); /* 指定のメインカラー1 */
    --white-color: rgb(255, 255, 255); /* 指定のメインカラー2 */
    --light-gray: rgb(244, 244, 243); /* 指定のメインカラー3 */
    --gray300: rgb(210,210,209); /* 指定のセカンダリーカラー1 */
    --gray500: rgb(104,104,104); /* 指定のセカンダリーカラー2 */
    --gray700: rgb(44,44,43); /* 指定のセカンダリーカラー3 */
    --black: rgb(0,0,0); /* 指定のセカンダリーカラー4 */
    
}
    
* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            color: #333;
            background: #fff;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* ヘッダー */
        header {
            background: #fff;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            gap: 15px;
            flex-wrap: wrap;
        }
        
        .logo {
            font-size: 24px;
            font-weight: bold;
            color: var(--main-color) ;
        }
        
        .cta-header {
            background: var(--main-color);
            color: white;
            padding: 12px 30px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            transition: all 0.3s;
        }
        
        .cta-header:hover {
            background: var(--main-color);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(255,105,0,0.3);
        }
        
        /* ヒーローセクション */
        .hero {
            background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
            padding: 120px 0 80px;
            margin-top: 70px;
        }
        
        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        
        .hero-text h1 {
            font-size: clamp(28px, 5vw, 42px);
            line-height: 1.3;
            margin-bottom: 20px;
            color:  var(--main-color) ;
        }
        
        .hero-text h1 span {
            color: var(--main-color) ;
            display: block;
            margin-top: 10px;
        }
        
        .hero-subtitle {
            font-size: 20px;
            margin-bottom: 30px;
            color: #666;
        }
        
        .hero-badges {
            display: none;
            gap: 20px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        
        .badge {
            background: white;
            padding: 10px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: bold;
            color: var(--main-color);
            box-shadow: 0 3px 10px rgba(0,0,0,0.1);
        }
        
        /* ヒーローCTAグループ */
        .hero-cta-group {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            margin-top: 40px;
        }
        
        .cta-primary,
        .cta-secondary {
            display: flex;
            align-items: center;
            padding: 12px 20px;
            border-radius: 50px;
            text-decoration: none;
            transition: all 0.3s;
            font-weight: bold;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        }
        
        .cta-primary {
            background: var(--main-color);
            color: white;
            border: 2px solid var(--main-color);
        }
        
        .cta-primary:hover {
            background: var(--main-color);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px var(--gray500);
        }
        
        .cta-secondary {
            background: white;
            color: #333;
            border: 2px solid #ddd;
        }
        
        .cta-secondary:hover {
            border-color: var(--main-color);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0,0,0,0.15);
        }
        
        .cta-icon {
            font-size: 24px;
            margin-right: 10px;
        }
        
        .cta-text {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }
        
        .cta-label {
            font-size: 11px;
            opacity: 0.9;
            font-weight: normal;
        }
        
        .cta-main {
            font-size: 14px;
        }
        
        .hero-image {
            position: relative;
        }
        
        .hero-image img {
            width: 100%;
            border-radius: 10px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }
        
        .trust-indicator {
            position: absolute;
            top: 20px;
            right: 20px;
            background: var(--main-color);
            color: white;
            padding: 15px 20px;
            border-radius: 10px;
            font-weight: bold;
            font-size: 18px;
        }
        
        /* 問題提起セクション */
        .problems {
            padding: 80px 0;
            background: white;
        }
        
        .section-title {
            text-align: center;
            font-size: 36px;
            margin-bottom: 50px;
            color: #2c2c2c;
        }
        
        .section-title::after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background: var(--main-color);
            margin: 20px auto 0;
        }
        
        .problems-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }
        
        .problem-card {
            background: #f8f8f8;
            padding: 30px;
            border-radius: 10px;
            transition: all 0.3s;
        }
        
        .problem-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        
        .problem-icon {
            font-size: 48px;
            margin-bottom: 20px;
        }
        
        .problem-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: #2c2c2c;
        }
        
        .problem-card p {
            color: #666;
            line-height: 1.8;
        }
        
        /* 解決方法提案セクション */
        .solution-proposal {
            padding: 80px 0;
            background: var(--light-gray);
        }
        
        .proposal-content {
            max-width: 1000px;
            margin: 0 auto;
        }
        
        .proposal-header {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .proposal-title {
            font-size: 36px;
            margin-bottom: 20px;
            color: #2c2c2c;
        }
        
        .proposal-title span {
            color: var(--black);
            font-weight: bold;
        }
        
        .proposal-subtitle {
            font-size: 20px;
            color: #666;
        }
        
        .proposal-grid {
            margin-bottom: 60px;
        }
        
        .proposal-card {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 30px;
            align-items: center;
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        }
        
        .proposal-before,
        .proposal-after {
            padding: 30px;
            border-radius: 10px;
        }
        
        .proposal-before {
            background: #f8f8f8;
        }
        
        .proposal-after {
            background: var(--light-gray);
            border: 3px solid var(--main-color);
        }
        
        .proposal-before h4,
        .proposal-after h4 {
            font-size: 20px;
            margin-bottom: 20px;
            text-align: center;
        }
        
        .proposal-before h4 {
            color: #999;
        }
        
        .proposal-after h4 {
            color: var(--main-color);
        }
        
        .proposal-before ul,
        .proposal-after ul {
            list-style: none;
        }
        
        .proposal-before li,
        .proposal-after li {
            margin-bottom: 12px;
            padding-left: 25px;
            position: relative;
        }
        
        .proposal-before li::before {
            content: '✗';
            position: absolute;
            left: 0;
            color: #999;
        }
        
        .proposal-after li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--main-color);
            font-weight: bold;
        }
        
        .proposal-arrow {
            font-size: 36px;
            color: var(--main-color);
            font-weight: bold;
        }
        
        .proposal-benefits {
            text-align: center;
        }
        
        .proposal-benefits h3 {
            font-size: 28px;
            margin-bottom: 40px;
            color: #2c2c2c;
        }
        
        .benefits-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .benefit-item {
            padding: 25px;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: all 0.3s;
        }
        
        .benefit-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(255,105,0,0.15);
        }
        
        .benefit-icon {
            font-size: 48px;
            margin-bottom: 20px;
        }
        
        .benefit-item h4 {
            font-size: 20px;
            margin-bottom: 15px;
            color: #2c2c2c;
        }
        
        .benefit-item p {
            color: #666;
            font-size: 14px;
            line-height: 1.6;
        }
        
        /* ソリューションセクション */

        .solution-image img {
            width: 100%;
            max-width: 500px;
            height: auto;
            display: block;
            margin: 0 auto;
            border-radius: 10px;
        }
        .solution {
            padding: 80px 0;
            background: linear-gradient(to bottom, #fafafa, white);
        }
        
        .solution-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
            margin-bottom: 60px;
        }
        
        .solution-text h3 {
            font-size: 28px;
            margin-bottom: 20px;
            color: #2c2c2c;
        }
        
        .solution-points {
            margin-top: 30px;
        }
        
        .point {
            display: flex;
            align-items: start;
            margin-bottom: 20px;
        }
        
        .point-icon {
            background: var(--main-color);
            color: white;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        .point-text h4 {
            font-size: 18px;
            margin-bottom: 5px;
            color: #2c2c2c;
        }
        
        .point-text p {
            color: #666;
            font-size: 14px;
        }
        
        /* 強みセクション */
        .strengths {
            padding: 80px 0;
            background: white;
        }
        
        .strengths-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-top: 50px;
        }
        
        .strength-card {
            text-align: center;
        }
        
        .strength-number {
            font-size: 43px;
            font-weight: bold;
            color: var(--main-color);
            margin-bottom: 10px;
        }
        
        .strength-card h3 {
            font-size: 20px;
            margin-bottom: 15px;
            color: #2c2c2c;
        }
        
        .strength-card p {
            color: #666;
            font-size: 14px;
            line-height: 1.8;
        }
        
        /* 導入事例セクション */
        .cases {
            padding: 80px 0;
            background: #f8f8f8;
        }
        
        .case-subtitle {
            text-align: center;
            margin-top: -20px;
            margin-bottom: 50px;
        }
        
        .case-subtitle p {
            font-size: 18px;
            color: #666;
        }
        
        .case-videos {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .video-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
            transition: all 0.3s;
        }
        
        .video-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
        }
        
        .video-wrapper {
            position: relative;
            padding-bottom: 56.25%; /* 16:9 aspect ratio */
            height: 0;
            overflow: hidden;
            background: #000;
        }
        
        .video-wrapper iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }
        
        .video-content {
            padding: 25px;
        }
        
        .case-tag {
            display: inline-block;
            background: var(--main-color);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 12px;
            margin-bottom: 15px;
        }
        
        .video-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: #2c2c2c;
        }
        
        .video-card p {
            color: #666;
            font-size: 14px;
            line-height: 1.8;
        }
        
        .youtube-channel-link {
            text-align: center;
            margin-top: 40px;
            font-size: 16px;
        }
        
        .youtube-channel-link a {
            color: var(--main-color);
            font-weight: bold;
            text-decoration: none;
            border-bottom: 2px solid var(--main-color);
            transition: all 0.3s;
        }
        
        .youtube-channel-link a:hover {
            color: #E55A00;
            border-bottom-color: #E55A00;
        }
        
        .video-thumbnail-link {
            display: block;
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #000;
        }

        .video-thumbnail-link img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .video-thumbnail-link:hover img {
            transform: scale(1.05);
        }

        .play-button-overlay {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            pointer-events: none;
        }

        .play-icon {
            width: 68px;
            height: 48px;
            opacity: 0.9;
        }
        /* FAQ セクション */
        .faq {
            padding: 80px 0;
            background: white;
        }
        
        .faq-container {
            max-width: 800px;
            margin: 50px auto 0;
        }
        
        .faq-item {
            margin-bottom: 20px;
            border: 1px solid #e0e0e0;
            border-radius: 10px;
            overflow: hidden;
        }
        
        .faq-question {
            padding: 20px;
            background: #f8f8f8;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background 0.3s;
        }
        
        .faq-question:hover {
            background: #f0f0f0;
        }
        
        .faq-question h3 {
            font-size: 16px;
            color: #2c2c2c;
        }
        
        .faq-toggle {
            font-size: 24px;
            color: var(--main-color);
            transition: transform 0.3s;
        }
        
        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s;
        }
        
        .faq-item.active .faq-answer {
            padding: 20px;
            max-height: none;
        }
        
        .faq-item.active .faq-toggle {
            transform: rotate(45deg);
        }
        
        /* CTA セクション */
        .cta-section {
            padding: 100px 0;
            background: linear-gradient(135deg, var(--main-color));
            color: white;
            text-align: center;
        }
        
        .cta-section h2 {
            font-size: 36px;
            margin-bottom: 20px;
        }
        
        .cta-section > p {
            font-size: 20px;
            margin-bottom: 40px;
            opacity: 0.95;
        }
        
        .cta-benefits {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin: 40px 0;
            flex-wrap: wrap;
        }
        
        .cta-benefit {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 16px;
        }
        
        .cta-benefit-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            font-weight: bold;
        }
        
        .cta-form-button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 20px 60px;
            background: white;
            color: var(--main-color);
            border: none;
            border-radius: 50px;
            font-size: 20px;
            font-weight: bold;
            text-decoration: none;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }
        
        .cta-form-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
            background: #f9f9f9;
        }
        
        .cta-form-button .arrow {
            font-size: 24px;
            transition: transform 0.3s;
        }
        
        .cta-form-button:hover .arrow {
            transform: translateX(5px);
        }
        
        .cta-note {
            margin-top: 30px;
            font-size: 14px;
            opacity: 0.9;
        }

        .grass-examples {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid #e0e0e0;
        }

        .grass-examples h4 {
            font-size: 16px;
            font-weight: 600;
            color: #333;
            margin-bottom: 15px;
        }

        .grass-examples-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .grass-example-item {
            display: flex;
            flex-direction: column;
        }

        .grass-example-item img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease;
        }

        .grass-example-item img:hover {
            transform: scale(1.02);
        }

        .grass-caption {
            margin-top: 10px;
            font-size: 14px;
            color: #666;
            text-align: center;
        }
                
        /* フッター */
        footer {
            background: #2c2c2c;
            color: white;
            padding: 40px 0;
            text-align: center;
        }
        
        .footer-links {
            margin-bottom: 20px;
        }
        
        .footer-links a {
            color: white;
            text-decoration: none;
            margin: 0 15px;
            opacity: 0.8;
            transition: opacity 0.3s;
        }
        
        .footer-links a:hover {
            opacity: 1;
        }
        
        /* レスポンシブデザイン */
        @media (max-width: 768px) {
            
            .header-content {
                gap: 10px;
            }
            
            .cta-header {
                padding: 10px 20px;
                font-size: 14px;
            }
            
            .hero-content,
            .solution-content {
                grid-template-columns: 1fr;
            }
            
            .hero-badges {
                justify-content: center;
            }
            
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            
            .cta-primary,
            .cta-secondary {
                justify-content: center;
                text-align: center;
            }
            
            .cta-text {
                align-items: center;
            }
            
            .problems-grid,
            .strengths-grid,
            .case-videos {
                grid-template-columns: 1fr;
            }
            
            .trust-indicator {
                position: static;
                margin-top: 20px;
                display: inline-block;
            }
            
            .proposal-card {
                grid-template-columns: 1fr;
                padding: 20px;
            }
            
            .proposal-arrow {
                transform: rotate(90deg);
                text-align: center;
                margin: 20px 0;
            }
            
            .benefits-list {
                grid-template-columns: 1fr;
            }

            .grass-examples-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
    
    .grass-example-item img {
        height: 200px;
    }
        }
        
        @media (max-width: 1024px) and (min-width: 769px) {
            .hero-cta-group {
                flex-direction: column;
                max-width: 400px;
            }
            
            .cta-primary,
            .cta-secondary {
                width: 100%;
                justify-content: center;
            }
            
            .grass-examples-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        
        /* アニメーション */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .fade-in {
            animation: fadeInUp 0.8s ease-out;
        }