:root {
            --primary-color: #0062ff;
            --secondary-color: #00e0ff;
            --accent-color: #ff3e7f;
            --dark-blue: #001638;
            --light-blue: #003366;
            --text-color: #ffffff;
            --text-secondary: #b0c4de;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Noto Sans JP', sans-serif;
        }

        body {
            background-color: var(--dark-blue);
            color: var(--text-color);
            line-height: 1.6;
            background-image:
                radial-gradient(circle at 20% 35%, rgba(0, 98, 255, 0.15) 0%, transparent 30%),
                radial-gradient(circle at 75% 65%, rgba(0, 224, 255, 0.1) 0%, transparent 40%);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .site-header {
            padding: 15px 0;
            border-bottom: 1px solid rgba(0, 224, 255, 0.2);
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
        }

        .brand-logo span {
            color: var(--secondary-color);
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background-color: var(--primary-color);
            border-radius: 8px;
            display: grid;
            place-items: center;
            position: relative;
            overflow: hidden;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            width: 150%;
            height: 150%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transform: translateX(-100%);
            animation: shimmer 4s infinite;
        }

        @keyframes shimmer {
            0% {
                transform: translateX(-100%);
            }

            20%,
            100% {
                transform: translateX(100%);
            }
        }

        .hero-section {
            padding: 30px 0;
        }

        .hero-content {
            display: flex;
            gap: 30px;
            align-items: center;
            margin-bottom: 40px;
        }

        .hero-text {
            flex: 1;
        }

        .hero-image {
            flex: 1;
            max-width: 500px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
            border: 1px solid rgba(0, 224, 255, 0.3);
            position: relative;
        }

        .hero-image img {
            width: 100%;
            display: block;
        }

        .image-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(45deg, rgba(0, 22, 56, 0.5) 0%, rgba(0, 98, 255, 0.2) 100%);
        }

        h1 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.3;
            background: linear-gradient(90deg, var(--text-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        p {
            font-size: 16px;
            margin-bottom: 20px;
            color: var(--text-secondary);
        }

        .text-highlight {
            color: var(--secondary-color);
            font-weight: 500;
        }

        .text-accent {
            color: var(--accent-color);
            font-weight: 500;
        }

        .search-section {
            background-color: rgba(0, 22, 56, 0.6);
            border-radius: 16px;
            padding: 30px;
            border: 1px solid rgba(0, 224, 255, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            margin-bottom: 40px;
        }

        .search-container {
            position: relative;
            margin-bottom: 25px;
        }

        .search-input {
            width: 100%;
            padding: 16px;
            font-size: 16px;
            border: none;
            background-color: rgba(255, 255, 255, 0.05);
            color: var(--text-color);
            border-radius: 8px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2), inset 0 0 0 1px rgba(0, 224, 255, 0.2);
            outline: none;
            transition: box-shadow 0.3s ease;
        }

        .search-input:focus {
            box-shadow: 0 4px 15px rgba(0, 98, 255, 0.3), inset 0 0 0 1px rgba(0, 224, 255, 0.5);
        }

        .search-icon {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--secondary-color);
        }

        .search-button {
            padding: 14px 28px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text-color);
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            border: none;
            border-radius: 8px;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0, 98, 255, 0.4);
            width: 100%;
            text-align: center;
            transition: all 0.3s ease;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {

            0%,
            100% {
                transform: scale(1);
            }

            50% {
                transform: scale(1.05);
            }
        }

        .search-button:hover {
            box-shadow: 0 6px 20px rgba(0, 98, 255, 0.6);
            transform: translateY(-2px);
        }

        .performance-metrics {
            display: flex;
            justify-content: space-between;
            margin-top: 20px;
        }

        .metric-item {
            text-align: center;
            flex: 1;
        }

        .metric-value {
            font-size: 24px;
            font-weight: 700;
            color: var(--secondary-color);
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .feature-grid {
            display: flex;
            gap: 20px;
            margin: 40px 0;
        }

        .feature-card {
            flex: 1;
            padding: 20px;
            background-color: rgba(0, 22, 56, 0.6);
            border-radius: 12px;
            border: 1px solid rgba(0, 224, 255, 0.1);
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            border-color: rgba(0, 224, 255, 0.3);
            transform: translateY(-5px);
        }

        .feature-icon {
            font-size: 32px;
            margin-bottom: 15px;
        }

        .feature-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--text-color);
        }

        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 22, 56, 0.9);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 1000;
        }

        .modal-overlay.active {
            display: flex;
        }

        .modal-container {
            background-color: var(--dark-blue);
            border-radius: 16px;
            padding: 30px;
            max-width: 500px;
            width: 90%;
            border: 1px solid rgba(0, 224, 255, 0.3);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            position: relative;
        }

        .modal-overlay.active .modal-container {
            animation: fadeIn 0.3s ease;
        }

        .progress-container {
            width: 100%;
            height: 8px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
            margin: 20px 0;
            overflow: hidden;
        }

        .progress-indicator {
            height: 100%;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            width: 0%;
            transition: width 0.3s ease;
        }

        .processing-steps {
            display: flex;
            justify-content: space-between;
            margin: 20px 0;
        }

        .processing-step {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color 0.3s ease;
        }

        .processing-step.active {
            color: var(--secondary-color);
            font-weight: 600;
        }

        .completion-message {
            display: none;
            text-align: center;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .modal-action-button {
            padding: 12px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-color);
            background: linear-gradient(45deg, var(--accent-color), #ff6b9d);
            border: none;
            border-radius: 8px;
            cursor: pointer;
            margin-top: 15px;
            transition: all 0.3s ease;
        }

        .modal-action-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 62, 127, 0.4);
        }

        .site-footer {
            padding: 30px 0;
            border-top: 1px solid rgba(0, 224, 255, 0.2);
            margin-top: 40px;
        }

        .legal-disclaimer {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .legal-disclaimer p {
            margin-bottom: 15px;
        }

        .legal-links {
            margin: 20px 0;
            text-align: center;
        }

        .legal-link {
            color: var(--secondary-color);
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s ease;
        }

        .legal-link:hover {
            color: var(--text-color);
            text-decoration: underline;
        }

        .separator {
            color: var(--text-secondary);
            margin: 0 10px;
        }

        .modal-close-button {
            position: absolute;
            top: 15px;
            right: 20px;
            font-size: 24px;
            color: var(--text-secondary);
            cursor: pointer;
            transition: color 0.3s ease;
        }

        .modal-close-button:hover {
            color: var(--text-color);
        }

        .loading-animation {
            width: 40px;
            height: 40px;
            border: 3px solid rgba(0, 224, 255, 0.2);
            border-top: 3px solid var(--secondary-color);
            border-radius: 50%;
            animation: dotLoading 1s linear infinite;
            margin: 20px auto;
        }

        @keyframes dotLoading {
            0% {
                transform: rotate(0deg);
            }

            100% {
                transform: rotate(360deg);
            }
        }

        @media (max-width: 768px) {
            .hero-content {
                flex-direction: column;
            }

            .hero-image {
                max-width: 100%;
            }

            .feature-grid {
                flex-direction: column;
            }

            h1 {
                font-size: 24px;
            }

            .metric-value {
                font-size: 20px;
            }

            .metric-label {
                font-size: 12px;
            }
        }