/* Original tool presentation, scoped to this detail page. */

    #yk-portal-v2 .yk-legacy-tool .banner {
        background: linear-gradient(135deg, #2c3e50, #4a6da7);
        color: white;
        padding: 80px 0;
        text-align: center;
    }
    #yk-portal-v2 .yk-legacy-tool .banner h1 {
        font-size: 3.5rem;
        font-weight: 700;
        margin-bottom: 20px;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
    }
    #yk-portal-v2 .yk-legacy-tool .banner p {
        font-size: 1.5rem;
        max-width: 800px;
        margin: 0 auto;
        opacity: 0.9;
    }
    #yk-portal-v2 .yk-legacy-tool .section {
        padding: 60px 0;
    }
    #yk-portal-v2 .yk-legacy-tool .section-title {
        text-align: center;
        margin-bottom: 50px;
        font-size: 2.5rem;
        font-weight: 600;
        position: relative;
    }
    #yk-portal-v2 .yk-legacy-tool .section-title::after {
        content: '';
        width: 80px;
        height: 4px;
        background-color: #5dade2;
        border-radius: 2px;
        position: absolute;
        bottom: -15px;
        left: 50%;
        transform: translateX(-50%);
    }
    #yk-portal-v2 .yk-legacy-tool .pain-point-card {
        background: #f8f9fa;
        border: 1px solid #e9ecef;
        border-radius: 8px;
        padding: 30px;
        text-align: center;
        height: 100%;
        box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    }
    #yk-portal-v2 .yk-legacy-tool .pain-point-card i {
        font-size: 3rem;
        color: #e74c3c;
        margin-bottom: 20px;
    }
    #yk-portal-v2 .yk-legacy-tool .feature-card {
        text-align: center;
        padding: 20px;
    }
    #yk-portal-v2 .yk-legacy-tool .feature-card i {
        font-size: 3rem;
        color: #5dade2;
        margin-bottom: 20px;
        transition: transform 0.3s;
    }
    #yk-portal-v2 .yk-legacy-tool .feature-card:hover i {
        transform: scale(1.1);
    }
    #yk-portal-v2 .yk-legacy-tool .feature-card h5 {
        font-size: 1.25rem;
        font-weight: 600;
        margin-bottom: 10px;
    }
    #yk-portal-v2 .yk-legacy-tool .use-case-item {
        background: white;
        padding: 25px;
        border-radius: 8px;
        box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        display: flex;
        align-items: center;
        margin-bottom: 20px;
    }
    #yk-portal-v2 .yk-legacy-tool .use-case-item i {
        font-size: 2.5rem;
        color: #27ae60;
        margin-right: 20px;
    }
    #yk-portal-v2 .yk-legacy-tool .faq-item {
        border: 1px solid #ddd;
        border-radius: 5px;
        margin-bottom: 15px;
        overflow: hidden;
    }
    #yk-portal-v2 .yk-legacy-tool .faq-question {
        background: #f8f9fa;
        padding: 15px 20px;
        font-weight: 600;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    #yk-portal-v2 .yk-legacy-tool .faq-answer {
        padding: 20px;
        border-top: 1px solid #ddd;
        display: none;
    }
    #yk-portal-v2 .yk-legacy-tool .download-section {
        background: #34495e;
        color: white;
        padding: 60px 0;
        text-align: center;
    }
    #yk-portal-v2 .yk-legacy-tool .download-btn {
        background-color: #e67e22;
        color: white;
        font-size: 1.5rem;
        font-weight: bold;
        padding: 15px 40px;
        border-radius: 50px;
        text-decoration: none;
        transition: all 0.3s;
        display: inline-block;
        box-shadow: 0 8px 15px rgba(0,0,0,0.2);
    }
    #yk-portal-v2 .yk-legacy-tool .download-btn:hover {
        background-color: #d35400;
        transform: translateY(-3px);
        box-shadow: 0 12px 20px rgba(0,0,0,0.3);
    }
    #yk-portal-v2 .yk-legacy-tool .os-support {
        margin-top: 20px;
        font-size: 0.9rem;
        opacity: 0.8;
    }