:root {
            --primary-color: #14a56e;
            --primary-hover: #0f8356;
            --primary-dark: #0b5b3c;
            --bg-light-1: #e3fbea;
            --bg-light-2: #e5fadc;
            --bg-soft-green: #f1f7ee;
            --bg-gray: #f2f2f2;
            --bg-light-gray: #f8faf8;
            --text-dark: #1e293b;
            --text-muted: #64748b;
            --white: #ffffff;
            --border-color: #d1ebd8;
            --border-slate: #e2e8f0;
            --shadow-sm: 0 4px 6px -1px rgba(20, 165, 110, 0.08);
            --shadow-md: 0 10px 25px -5px rgba(20, 165, 110, 0.12);
            --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-family: 'Noto Sans JP', sans-serif;
            color: var(--text-dark);
            background-color: var(--bg-light-gray);
            line-height: 1.6;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2.6rem;
        }

        .section-title-wrap {
            text-align: center;
            max-width: 650px;
            margin: 0 auto 5.5rem auto;
        }

        .section-subtitle {
            font-size: 1.4rem;
            font-weight: 700;
            letter-spacing: 0.15em;
            color: var(--primary-color);
            text-transform: uppercase;
            margin-bottom: 0.85rem;
        }

        .section-title {
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--text-dark);
            line-height: 1.3;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1.6rem;
            margin-top: 1.3rem;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.85rem;
            font-weight: 700;
            padding: 1.5rem 3rem;
            border-radius: 1.3rem;
            transition: all 0.25s ease;
            cursor: pointer;
            border: none;
            font-size: 1.65rem;
            text-align: center;
        }

        .btn-primary {
            background-color: var(--primary-color);
            color: var(--white);
            box-shadow: 0 4px 14px rgba(20, 165, 110, 0.3);
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(20, 165, 110, 0.4);
        }

        .btn-dark {
            background-color: #0f172a;
            color: var(--white);
        }

        .btn-dark:hover {
            background-color: #1e293b;
            transform: translateY(-2px);
        }

        .btn-white {
            background-color: var(--white);
            color: var(--text-dark);
            border: 1px solid var(--border-slate);
            box-shadow: 0 2px 4px rgba(0,0,0,0.04);
            border-color: var(--border-color);
            font-weight: 700;
        }

        .btn-white:hover {
            background-color: #f8fafc;
            transform: translateY(-2px);
        }

        .hero-section {
            position: relative;
            background: linear-gradient(180deg, var(--bg-light-1) 0%, var(--bg-soft-green) 60%, var(--bg-light-gray) 100%);
            padding: 6rem 0 7rem 0;
            overflow: hidden;
            backdrop-filter: blur(8px);
            box-shadow: var(--shadow-sm);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 5rem;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.85rem;
            background-color: rgba(255, 255, 255, 0.85);
            border: 1px solid var(--border-color);
            padding: 0.6rem 1.75rem;
            border-radius: 9999px;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary-dark);
            box-shadow: var(--shadow-sm);
        }

        .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--primary-color);
        }

        .hero-headline {
            font-size: 4.8rem;
            font-weight: 900;
            line-height: 1.25;
            margin: 2rem 0;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, #20D890 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtext {
            color: var(--text-muted);
            font-size: 1.7rem;
            margin-bottom: 3.5rem;
            line-height: 1.7;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1.75rem;
            margin-bottom: 3.5rem;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 2.6rem;
            font-size: 1.4rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 0.7rem;
        }

        .phone-container {
            display: flex;
            justify-content: center;
            position: relative;
        }

        .hero-phone-img {
            width: 100%;
            max-width: 300px;
            height: auto;
            border-radius: 60px;
            box-shadow: var(--shadow-lg);
            animation: floatSlow 5s ease-in-out infinite;
            display: block;
        }

        @keyframes floatSlow {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-12px); }
        }

        .sticky-anchor-nav {
            background-color: rgba(255, 255, 255, 0.95);
        }

        .anchor-links-wrap {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            padding: 3rem 0 0;
            justify-content: center;
        }

        .anchor-link {
            padding: 0.6rem 1.4rem;
            border-radius: 9999px;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-muted);
            border: 1px solid var(--border-color);
            background-color: var(--white);
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .anchor-link:hover {
            background-color: var(--bg-soft-green);
            color: var(--primary-dark);
            border-color: var(--primary-color);
        }

        .anchor-link.highlight {
            background-color: var(--bg-light-1);
            color: var(--primary-dark);
            border-color: var(--primary-color);
        }

        .features-section {
            padding: 8.5rem 0;
            background-color: var(--white);
            border-bottom: 1px solid var(--border-color);
        }

        .cards-grid-3 {
            display: grid;
            grid-template-columns: 1fr;
            gap: 3.5rem;
        }

        .card-item {
            border-radius: 2.2rem;
            padding: 2.6rem;
            border: 1px solid var(--border-color);
            background-color: var(--bg-light-1);
            display: flex;
            flex-direction: column;
        }

        .card-header {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 1.75rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            background: linear-gradient(315deg, var(--primary-dark) 0%, var(--primary-color) 45%, #a7f3d0 100%);
            font-size: 2.6rem;
            box-shadow: var(--shadow-sm);
            flex-shrink: 0;
        }

        .card-title {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--text-dark);
        }

        .card-desc {
            font-size: 1.5rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .functions-section {
            padding: 8.5rem 0;
            background-color: var(--bg-light-gray);
        }

        .cards-grid-6 {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.6rem;
        }

        .function-card {
            background-color: var(--white);
            padding: 2.6rem;
            border-radius: 2.2rem;
            border: 1px solid var(--border-slate);
            transition: all 0.3s ease;
        }

        .function-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-sm);
        }

        .func-icon {
            width: 44px;
            height: 44px;
            background-color: var(--bg-soft-green);
            border-radius: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-size: 2.2rem;
            margin-bottom: 1.75rem;
        }

        .function-title {
            font-size: 1.85rem;
            font-weight: 700;
            margin-bottom: 0.85rem;
        }

        .more-link {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-color);
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
        }

        .web-login-section {
            padding: 7rem 0;
            background-color: var(--bg-gray);
            border-top: 1px solid var(--border-slate);
            border-bottom: 1px solid var(--border-slate);
        }

        .login-card {
            background-color: var(--white);
            border-radius: 3rem;
            padding: 4.2rem;
            border: 1px solid var(--border-slate);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            gap: 3.5rem;
            align-items: center;
            justify-content: space-between;
        }

        .login-tag {
            background-color: #f1f5f9;
            color: var(--text-muted);
            font-size: 1.3rem;
            font-weight: 700;
            padding: 0.25rem 0.75rem;
            border-radius: 0.375rem;
            display: inline-block;
            margin-bottom: 0.5rem;
        }

        .login-title {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--text-dark);
            margin-bottom: 0.45rem;
        }

        .security-section {
            padding: 8.5rem 0;
            background-color: var(--white);
        }

        .security-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 5rem;
            align-items: center;
        }

        .security-list {
            display: flex;
            flex-direction: column;
            gap: 2.6rem;
            margin-top: 2.6rem;
        }

        .security-item {
            display: flex;
            align-items: flex-start;
            gap: 1.75rem;
        }

        .sec-icon-wrap {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background-color: var(--bg-light-1);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            flex-shrink: 0;
        }

        .sec-title {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 0.45rem;
        }

        .crime-box {
            background-color: var(--bg-soft-green);
            padding: 4.2rem;
            border-radius: 3rem;
            border: 1px solid var(--border-color);
            text-align: center;
        }

        .crime-icon {
            width: 70px;
            height: 70px;
            background-color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 2.6rem auto;
            color: var(--primary-color);
            font-size: 3.5rem;
            box-shadow: var(--shadow-sm);
        }

        .crime-link {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-dark);
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;"
        }

        .flow-section {
            padding: 8.5rem 0;
            background-color: var(--bg-light-gray);
            border-top: 1px solid var(--border-slate);
        }

        .flow-steps-grid {
            display: flex;
            overflow-x: auto;
            gap: 2.2rem;
            padding: 1.75rem 0.4rem;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .flow-steps-grid .step-card {
            flex: 0 0 68%;
            scroll-snap-align: start;
        }

        .step-card {
            background-color: var(--white);
            border-radius: 2.2rem;
            padding: 3.5rem 2.2rem;
            border: 1px solid var(--border-slate);
            text-align: center;
            position: relative;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .step-badge {
            position: absolute;
            top: -12px;
            background-color: var(--primary-color);
            color: var(--white);
            font-size: 1.3rem;
            font-weight: 900;
            padding: 0.45rem 1.75rem;
            border-radius: 9999px;
        }

        .step-icon {
            width: 56px;
            height: 56px;
            background-color: var(--bg-soft-green);
            color: var(--primary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.6rem;
            margin: 1.75rem 0;
        }

        .step-title {
            font-size: 1.85rem;
            font-weight: 700;
            margin-bottom: 0.85rem;
        } 

        .guide-section {
            padding: 7rem 0;
            background-color: var(--white);
            border-top: 1px solid var(--border-color);
        }

        .guide-box {
            background: linear-gradient(135deg, var(--bg-soft-green), var(--bg-light-1));
            border-radius: 3rem;
            padding: 4.2rem;
            border: 1px solid var(--border-color);
            display: grid;
            grid-template-columns: 1fr;
            gap: 3.5rem;
            align-items: center;
        }

        .guide-tag {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary-dark);            
            background: white;
            padding: 0.45rem 1.3rem;
            border-radius: 0.65rem;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            margin-bottom: 1.3rem;
        }

        .guide-title {
            font-size: 3rem;
            font-weight: 900;
            margin-bottom: 0.85rem;
        }

        .guide-content {
            display: flex;
            flex-direction: column;
            gap: 1.3rem;
        }

        .pdf-link-card {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.75rem 2.2rem;
            background-color: var(--white);
            border-radius: 1.3rem;
            border: 1px solid var(--border-color);
            transition: all 0.2s ease;
        }

        .pdf-link-card:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }

        .pdf-link-inner {
            display: flex;
            align-items: center;
            gap: 1.3rem;
        }

        .pdf-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-dark);
        }

        .faq-section {
            padding: 8.5rem 0;
            background-color: var(--bg-light-gray);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 1.75rem;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--white);
            border-radius: 1.75rem;
            border: 1px solid var(--border-slate);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-toggle {
            width: 100%;
            padding: 2.2rem 2.6rem;
            text-align: left;
            background: none;
            border: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1.75rem;
            cursor: pointer;
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--text-dark);
        }

        .faq-q-prefix {
            color: var(--primary-color);
            font-size: 1.9rem;
            font-weight: 900;
            margin-right: 0.85rem;
        }

        .faq-icon {
            color: var(--text-muted);
            transition: transform 0.3s ease;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out, padding 0.3s ease;
            padding: 0 2.6rem;
            font-size: 1.5rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 2.6rem 2.2rem 2.6rem;
            border-top: 1px solid #f1f5f9;
            margin-top: 0.85rem;
            padding-top: 1.75rem;
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }

        .contact-section {
            padding: 8.5rem 0;
            background-color: var(--white);
            border-top: 1px solid var(--border-slate);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.6rem;
            max-width: 900px;
            margin: 0 auto;
        }

        .contact-card {
            background-color: var(--bg-light-gray);
            border: 1px solid var(--border-slate);
            border-radius: 2.2rem;
            padding: 3.5rem;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 1.75rem;
            transition: all 0.3s ease;
        }

        .contact-card:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--bg-light-1);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.6rem;
        }

        .contact-title {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--text-dark);
        } 

        .contact-number {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--primary-dark);
            display: inline-flex;
            align-items: center;
            gap: 0.85rem;
            margin: 0.45rem 0;
        } 

        @media (pointer: fine) {
          a[href^="tel:"] {
            pointer-events: none;
            cursor: default;
          }
        }

        .cta-section {
            padding: 7rem 0;
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: var(--white);
            text-align: center;
        }

        .cta-content {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 2.4rem;
            align-items: center;
            justify-content: center;
        }

        .cta-title {
            font-size: 2.8rem;
            font-weight: 900;
            margin-bottom: 3rem;
        }
        .cta-subtitle {
            font-size: 1.4rem;
            font-weight: bold;
            letter-spacing: 0.1em;
            margin-bottom: 8px;
        }

        .cta-buttons {
            display: flex;
            flex-direction: row;
            gap: 16px;
            align-items: center;
        }
        .store-btn img {
            width: 180px;
            height: auto;
            display: block;
        }

        .cta-qr {
            display: none;
        }

        .cta-qr img {
            width: 90px;
            height: auto;
            display: block;
        }

        @media (min-width: 768px) {
            .hero-grid {
                grid-template-columns: 12fr;
            }

            #functions,
            #web-login,
            #security,
            #flow,
            #guide,
            #faq,
            #contact,
            #cta {
                scroll-margin-top: 85px;
            }

            .cards-grid-3 {
                grid-template-columns: repeat(3, 1fr);
            }

            .flow-steps-grid {
                display: grid;
                grid-template-columns: repeat(4, 1fr);
                gap: 2.6rem;
                overflow-x: visible;
                padding: 1.75rem 0;
            }

            .flow-steps-grid .step-card {
                flex: initial;
            }

            .cards-grid-6 {
                grid-template-columns: repeat(2, 1fr);
            }

            .login-card {
                flex-direction: row;
            }

            .contact-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .cta-content {
                flex-direction: column;
                align-items: center;
                gap: 32px;
            }

            .cta-qr {
                display: block; /* PCサイズのみQRコードを表示 */
            }
        }

        @media (min-width: 1024px) {
            .hero-grid {
                grid-template-columns: 7fr 5fr;
            }

            .security-grid {
                grid-template-columns: 1fr 1fr;
            }

            .guide-box {
                grid-template-columns: 7fr 5fr;
            }

            .cards-grid-6 {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 767px) {
            .hero-headline {
                font-size: 3.1rem;
                margin: 1.6rem 0;
            }
            .hero-subtext {
                font-size: 1.4rem;
                margin-bottom: 2.8rem;
            }
            .btn {
                gap: 0.68rem;
                font-weight: 600;
                padding: 1.2rem 2.4rem;
                border-radius: 1rem;
                font-size: 1.32rem;
            }
            .features-section,
            .functions-section,
            .web-login-section,
            .security-section,
            .flow-section,
            .guide-section,
            .faq-section,
            .contact-section,
            .cta-section {
                padding: 6.8rem 0;
            }
            .section-title-wrap {
                margin: 0 auto 3.2rem auto;
            }
            .section-title {
                font-size: 2.3rem;
            }
            .section-subtitle {
                font-size: 1.2rem;
            }
            .card-item {
                padding: 2rem;
            }
            .card-title {
                font-size: 1.85rem;
            }
            .guide-title {
                font-size: 2.4rem;
            }
            .contact-card {
                border-radius: 1.76rem;
                padding: 3.5rem;
                gap: 1.4rem;
            }
            .contact-title {
                font-size: 1.68rem;
            }
        }