#section-source-code {
    background: linear-gradient(135deg, #f4f7f9 0%, #ffffff 100%);
}

/*---*/
#section-key-features h3 {
    text-align: center
}
#section-key-features p {
    text-align: justify;
    margin-top: 0px;
    margin-bottom: 0px;
    font-size: 1em;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.spec-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.spec-card h3 {
    font-size: 20px;
    margin-top: 0;
    margin-bottom: 15px;
    color: #1a202c;
}

.spec-card ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

    .spec-card ul li {
        font-size: 15px;
        line-height: 1.6;
        margin-bottom: 12px;
        padding-left: 24px;
        position: relative;
        color: #4a5568;
    }

        .spec-card ul li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: #3182ce;
            font-weight: bold;
        }

@media (max-width: 768px) {
    .specs-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}