: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;
        }

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

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

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

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

        .brand-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%);
            }
        }

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

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

        .content-text {
            flex: 1;
        }

        .content-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;
        }

        .content-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);
        }

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

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

        .input-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-field {
            position: relative;
            margin-bottom: 25px;
        }

        .stock-field {
            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;
        }

        .stock-field: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);
        }

        .action-btn {
            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);
            }
        }

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

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

        .stat {
            text-align: center;
            flex: 1;
        }

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

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

        .benefits {
            display: flex;
            gap: 20px;
            margin: 40px 0;
        }

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

        .benefit:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 98, 255, 0.2);
            border-color: rgba(0, 224, 255, 0.3);
        }

        .benefit-icon {
            width: 50px;
            height: 50px;
            background-color: rgba(0, 98, 255, 0.1);
            border-radius: 10px;
            display: grid;
            place-items: center;
            margin-right: 15px;
            border: 1px solid rgba(0, 224, 255, 0.2);
            flex-shrink: 0;
        }

        .benefit-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 5px;
            color: var(--secondary-color);
        }

        .popup {
            position: fixed;
            inset: 0;
            background-color: rgba(0, 0, 0, 0.8);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .popup.active {
            opacity: 1;
            visibility: visible;
        }

        .popup-content {
            background-color: var(--light-blue);
            padding: 30px;
            border-radius: 12px;
            max-width: 500px;
            width: 90%;
            text-align: center;
            border: 1px solid rgba(0, 224, 255, 0.3);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
            transform: scale(0.8);
            transition: transform 0.3s ease;
        }

        .popup.active .popup-content {
            transform: scale(1);
        }

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

        .progress-bar {
            height: 100%;
            width: 0;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            border-radius: 4px;
            transition: width 1.5s ease;
        }

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

        .step {
            text-align: center;
            opacity: 0.5;
            transition: opacity 0.3s ease;
        }

        .step.active {
            opacity: 1;
        }

        .result-message {
            display: none;
            animation: fadeIn 0.5s ease;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }

            to {
                opacity: 1;
            }
        }

        .popup-btn {
            padding: 12px 24px;
            background-color: var(--accent-color);
            color: white;
            font-weight: 700;
            border-radius: 8px;
            margin-top: 20px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .popup-btn:hover {
            background-color: #ff5492;
            transform: translateY(-2px);
        }

        footer {
            margin-top: 40px;
            padding: 20px 0;
            border-top: 1px solid rgba(0, 224, 255, 0.1);
            font-size: 12px;
            color: var(--text-secondary);
        }

        .disclaimer {
            max-width: 800px;
            margin: 0 auto;
            padding: 15px;
            background-color: rgba(0, 0, 0, 0.2);
            border-radius: 8px;
            font-size: 11px;
            line-height: 1.6;
        }

        .close-btn {
            position: absolute;
            top: 10px;
            right: 10px;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            display: grid;
            place-items: center;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }

        .close-btn:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }

        .loading {
            position: relative;
            left: -9999px;
            width: 10px;
            height: 10px;
            border-radius: 5px;
            background-color: var(--secondary-color);
            box-shadow: 9984px 0 0 0 var(--secondary-color), 9999px 0 0 0 var(--secondary-color), 10014px 0 0 0 var(--secondary-color);
            animation: dotLoading 1.5s infinite linear;
        }

        @keyframes dotLoading {
            0% {
                box-shadow: 9984px 0 0 0 var(--secondary-color), 9999px 0 0 0 var(--secondary-color), 10014px 0 0 0 var(--secondary-color);
            }

            16.667% {
                box-shadow: 9984px -10px 0 0 var(--secondary-color), 9999px 0 0 0 var(--secondary-color), 10014px 0 0 0 var(--secondary-color);
            }

            33.333% {
                box-shadow: 9984px 0 0 0 var(--secondary-color), 9999px 0 0 0 var(--secondary-color), 10014px 0 0 0 var(--secondary-color);
            }

            50% {
                box-shadow: 9984px 0 0 0 var(--secondary-color), 9999px -10px 0 0 var(--secondary-color), 10014px 0 0 0 var(--secondary-color);
            }

            66.667% {
                box-shadow: 9984px 0 0 0 var(--secondary-color), 9999px 0 0 0 var(--secondary-color), 10014px 0 0 0 var(--secondary-color);
            }

            83.333% {
                box-shadow: 9984px 0 0 0 var(--secondary-color), 9999px 0 0 0 var(--secondary-color), 10014px -10px 0 0 var(--secondary-color);
            }

            100% {
                box-shadow: 9984px 0 0 0 var(--secondary-color), 9999px 0 0 0 var(--secondary-color), 10014px 0 0 0 var(--secondary-color);
            }
        }

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

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

            .benefits {
                flex-direction: column;
            }

            h1 {
                font-size: 24px;
            }

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

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