.features-section {
            max-width: 800px;
            margin: 0 auto;
            padding: 60px 20px;
            background-color: #ffffff;
        }

        .features-section-title {
            text-align: center;
            font-size: 2.5em;
            font-weight: bold;
            margin-bottom: 50px;
            color: #2c3e50;
        }

        .feature-item {
            background: white;
            border-radius: 12px;
            padding: 40px;
            margin-bottom: 30px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .feature-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
        }

        .feature-item:last-child {
            margin-bottom: 0;
        }

        .feature-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }

        .feature-number {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2em;
            margin-right: 20px;
            flex-shrink: 0;
        }

        .feature-title {
            font-size: 1.5em;
            font-weight: bold;
            color: #2c3e50;
        }

        .feature-content {
            display: flex;
            align-items: flex-start;
            gap: 30px;
        }

        .feature-image {
            width: 250px;
            height: 200px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .feature-description {
            flex: 1;
            font-size: 1.1em;
            line-height: 1.7;
            color: #555;
        }

        .feature-highlight {
            background: linear-gradient(120deg, #a8edea 0%, #fed6e3 100%);
            padding: 15px;
            border-radius: 8px;
            margin-top: 15px;
            font-weight: 500;
            border-left: 4px solid #667eea;
        }

        /* モバイル対応 */
        @media (max-width: 768px) {
            .features-section {
                padding: 40px 15px;
            }

            .features-section-title {
                font-size: 2em;
                margin-bottom: 30px;
            }

            .feature-item {
                padding: 25px;
            }

            .feature-header {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }

            .feature-number {
                margin-right: 0;
                margin-bottom: 10px;
            }

            .feature-content {
                flex-direction: column;
                gap: 20px;
            }

            .feature-image {
                width: 100%;
                height: 180px;
            }

            .feature-description {
                font-size: 1em;
            }
        }




        .problems-section {

            max-width: auto;
            margin: 0 auto;
            padding: 60px 20px;
            background-color: #f0f0f0;
        }

        .problems-section-intro {
            text-align: center;
            margin-bottom: 50px;
        }

        .problems-section-title {
            font-size: 2.5em;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 20px;
        }

        .problems-section-subtitle {
            font-size: 1.2em;
            color: #555;
            max-width: 600px;
            margin: 0 auto;
        }

        .problem-item {
            background: white;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
            border-radius: 12px;
            padding: 35px;
            margin-bottom: 25px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            border-left: 5px solid #3498db;
            position: relative;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .problem-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
        }

        .problem-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }

        .problem-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 20px;
            flex-shrink: 0;
        }

        .problem-icon::before {
            content: "⚠";
            font-size: 1.8em;
            color: white;
        }

        .problem-title {
            font-size: 1.4em;
            font-weight: bold;
            color: #2c3e50;
        }

        .problem-scenario {
            background: #f1f8ff;
            border-radius: 8px;
            padding: 20px;
            margin-bottom: 20px;
            border-left: 3px solid #3498db;
            font-style: italic;
            color: #666;
        }

        .problem-scenario::before {
            content: "💭 こんな経験ありませんか？";
            display: block;
            font-weight: bold;
            color: #2980b9;
            margin-bottom: 10px;
            font-style: normal;
        }

        .problem-impact {
            margin-bottom: 20px;
            font-size: 1.05em;
            line-height: 1.7;
        }

        .solution-preview {
            background: linear-gradient(120deg, #e3f2fd 0%, #90caf9 100%);
            border-radius: 8px;
            padding: 15px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .solution-text {
            color: #1565c0;
            font-weight: 500;
        }

        .solution-arrow {
            color: #1976d2;
            font-size: 1.5em;
            font-weight: bold;
        }

        .severity-high .problem-icon {
            background: linear-gradient(135deg, #2980b9 0%, #1f618d 100%);
        }

        .severity-medium .problem-icon {
            background: linear-gradient(135deg, #5dade2 0%, #3498db 100%);
        }

        .severity-medium .problem-item {
            border-left-color: #5dade2;
        }

        .cta-section {
            text-align: center;
            margin-top: 50px;
            padding: 40px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 12px;
            color: white;
        }

        .cta-title {
            font-size: 1.8em;
            font-weight: bold;
            margin-bottom: 15px;
        }

        .cta-subtitle {
            font-size: 1.1em;
            opacity: 0.9;
        }

        /* モバイル対応 */
        @media (max-width: 768px) {
            .problems-section {
                padding: 40px 15px;
            }

            .problems-section-title {
                font-size: 2em;
            }

            .problem-item {
                padding: 25px;
            }

            .problem-header {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }

            .problem-icon {
                margin-right: 0;
                margin-bottom: 15px;
            }

            .solution-preview {
                flex-direction: column;
                gap: 10px;
            }
        }