/* si.html page-only styles */
    .banner_area .banner_inner .banner_content {
        margin-top: 85px;
    }

    .banner_area .section-head-square {
        width: 200px;
        padding: 3rem 0 3rem 3rem;
    }

    .banner_area .section-head-square > .head-title,
    .banner_area .banner_inner .banner_content h2,
    .banner_area .head-title {
        width: 640px;
        font-size: 28px !important;
        line-height: 1.45 !important;
        font-weight: 700;
        letter-spacing: -0.2px;
        margin-bottom: 0;
    }

    .si-grid {
        display: grid;
        grid-template-columns: 1.02fr 1.18fr;
        gap: 32px;
        align-items: start;
    }

    .si-visual-card,
    .si-detail-card {
        background: #fff;
        border: 1px solid rgba(217, 226, 236, 0.95);
        border-radius: 20px;
        box-shadow: 0 12px 28px rgba(36, 56, 77, 0.06);
        padding: 26px;
        height: 100%;
    }

    .si-card-title {
        font-size: 22px;
        font-weight: 800;
        color: var(--primary-dark);
        margin-bottom: 18px;
    }

    .service-diagram {
        position: relative;
        min-height: 500px;
        max-width: 500px;
        margin: 0 auto;
    }

    .service-bubble {
        position: absolute;
        width: 190px;
        height: 190px;
        border-radius: 50%;
        background: #e7e7eb;
        color: #444;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        padding: 18px;
        font-size: 19px;
        font-weight: 700;
        line-height: 1.4;
        word-break: keep-all;
    }

    .service-bubble.center {
        width: 220px;
        height: 220px;
        background: #5b4a81;
        color: #fff;
        z-index: 3;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        font-size: 28px;
        font-weight: 800;
        box-shadow: 0 20px 36px rgba(91, 74, 129, 0.24);
    }

    .bubble-top-left { left: 14px; top: 8px; }
    .bubble-top-right { right: 14px; top: 8px; }
    .bubble-bottom-left { left: 14px; bottom: 8px; }
    .bubble-bottom-right { right: 14px; bottom: 8px; }

    .service-overview {
        margin-top: 18px;
        padding: 18px 20px;
        background: #f8fbfe;
        border-radius: 16px;
        color: var(--text-sub);
        line-height: 1.85;
        word-break: keep-all;
    }

    .detail-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 18px;
    }

    .detail-item {
        border-top: 4px solid #47a1d8;
        border-bottom: 1px solid rgba(0,0,0,0.08);
        padding: 18px 0 14px;
    }

    .detail-item h3 {
        font-size: 24px;
        font-weight: 800;
        color: #222;
        margin-bottom: 16px;
        line-height: 1.4;
        word-break: keep-all;
    }

    .detail-item ul {
        margin: 0;
        padding-left: 18px;
    }

    .detail-item li {
        color: var(--text-sub);
        line-height: 1.85;
        margin-bottom: 6px;
        word-break: keep-all;
    }

    .service-feature-grid {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 18px;
        margin-top: 12px;
    }

    .service-feature-card {
        background: #fff;
        border: 1px solid rgba(217, 226, 236, 0.95);
        border-radius: 16px;
        padding: 24px 20px;
        box-shadow: 0 10px 24px rgba(36, 56, 77, 0.05);
        height: 100%;
    }

    .service-feature-card h3 {
        font-size: 21px;
        font-weight: 800;
        color: var(--primary-dark);
        margin-bottom: 10px;
    }

    .service-feature-card p {
        color: var(--text-sub);
        line-height: 1.8;
        font-size: 15px;
        margin: 0;
        word-break: keep-all;
    }

    @media (max-width: 1199px) {
        .si-grid,
        .service-feature-grid {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 991px) {
        .banner_area .section-head-square > .head-title,
        .banner_area .banner_inner .banner_content h2,
        .banner_area .head-title {
            width: 100%;
            font-size: 24px !important;
            line-height: 1.45 !important;
        }
        .detail-grid {
            grid-template-columns: 1fr;
        }
        .service-diagram {
            min-height: 440px;
            max-width: 430px;
        }
        .service-bubble {
            width: 160px;
            height: 160px;
            font-size: 17px;
        }
        .service-bubble.center {
            width: 190px;
            height: 190px;
            font-size: 24px;
        }
    }

    @media (max-width: 767px) {
        .banner_area .section-head-square {
            width: 160px;
            padding: 2rem 0 2rem 2rem;
            margin: 0 auto;
        }
        .banner_area .section-head-square > .head-title,
        .banner_area .banner_inner .banner_content h2,
        .banner_area .head-title {
            width: 100%;
            font-size: 20px !important;
            line-height: 1.5 !important;
        }
        .service-diagram {
            min-height: auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            max-width: 100%;
        }
        .service-bubble,
        .service-bubble.center {
            position: static;
            transform: none;
            width: 100%;
            height: 148px;
            font-size: 16px;
        }
        .service-bubble.center {
            grid-column: 1 / -1;
            order: -1;
            font-size: 22px;
        }
        .detail-item h3 {
            font-size: 20px;
        }
    }