.fs-wrapper {
        background-color: #f4f6f8;
        font-family: 'PT Sans', sans-serif;
        color: #333;
        padding-bottom: 60px;
    }

    .fs-container-1400 {
        max-width: 1400px;
        width: 100%;
        margin: 0 auto;
        padding: 0 20px;
    }

    .fs-grid {
        display: grid;
        grid-template-columns: 1fr 380px;
        gap: 30px;
        margin-bottom: 40px;
        margin-top: 30px;
        align-items: stretch;
    }

    .fs-col-left {
        min-width: 0;
        display: flex;
    }

    .fs-col-right {
        min-width: 0;
        display: flex;
    }

    .fs-card {
        width: 100%;
        display: flex;
        flex-direction: column;
    }

    @media (max-width: 1200px) {
        .fs-container-1400 {
            padding: 0 30px;
        }
        .fs-grid {
            gap: 25px;
            grid-template-columns: 1fr 350px;
        }
    }

    @media (max-width: 1024px) {
        .fs-container-1400 {
            padding: 0 20px;
        }
        .fs-grid {
            grid-template-columns: 1fr;
            gap: 25px;
            align-items: stretch;
        }
        .fs-col-left,
        .fs-col-right {
            width: 100%;
            max-width: 100%;
        }
        .fs-card {
            padding: 25px;
        }
    }

    @media (max-width: 768px) {
        .fs-container-1400 {
            padding: 0 15px;
        }
        .fs-grid {
            grid-template-columns: 1fr;
            gap: 20px;
            margin-top: 20px;
            margin-bottom: 30px;
        }
        .fs-col-left,
        .fs-col-right {
            width: 100%;
            max-width: 100%;
        }
        .fs-card {
            padding: 20px;
            border-radius: 10px;
        }
        .fs-title {
            font-size: 24px;
        }
        .fs-price {
            font-size: 30px;
        }
        .fs-section-head {
            font-size: 20px;
        }
        .fs-desc-content {
            font-size: 15px;
        }
    }

    @media (max-width: 480px) {
        .fs-wrapper {
            padding-bottom: 40px;
        }
        .fs-container-1400 {
            padding: 0 10px;
        }
        .fs-card {
            padding: 15px;
            border-radius: 8px;
        }
        .fs-title {
            font-size: 20px;
        }
        .fs-price {
            font-size: 26px;
        }
        .fs-meta {
            gap: 10px;
            font-size: 13px;
        }
        .fs-spec-row {
            font-size: 14px;
            padding: 10px 0;
        }
        .fs-btn-primary {
            height: 48px;
            font-size: 14px;
        }
    }

    /* Card System */
    .fs-card {
        background: #fff;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.05);
        padding: 30px;
        flex: 1;
        border: 1px solid rgba(0,0,0,0.03);
    }

    .fs-card.no-pad {
        padding: 0;
        overflow: hidden;
    }

    .fs-title {
        font-size: 28px;
        font-weight: 700;
        line-height: 1.3;
        margin-bottom: 15px;
        color: #222;
    }

    .fs-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 15px;
        margin-bottom: 25px;
        font-size: 14px;
        color: #666;
        padding-bottom: 20px;
        border-bottom: 1px solid #eee;
    }
    
    .fs-meta-item {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .fs-price-block {
        margin-bottom: 30px;
    }

    .fs-price {
        font-size: 36px;
        font-weight: 800;
        color: #2661c5;
        letter-spacing: -0.5px;
    }

    .fs-specs {
        margin-bottom: 30px;
    }

    .fs-spec-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 12px 0;
        border-bottom: 1px dashed #e0e0e0;
        font-size: 15px;
    }
    .fs-spec-row:last-child { border-bottom: none; }

    .fs-label { color: #888; }
    .fs-value { font-weight: 600; color: #333; }

    .fs-btn-primary {
        display: flex;
        justify-content: center;
        align-items: center;
        width: 100%;
        background: #2661c5;
        color: #fff;
        height: 54px;
        border-radius: 8px;
        font-weight: 700;
        font-size: 16px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        border: none;
        cursor: pointer;
        transition: background 0.2s, transform 0.1s;
        box-shadow: 0 4px 15px rgba(38, 97, 197, 0.25);
    }
    .fs-btn-primary:hover {
        background: #1e52a8;
        transform: translateY(-1px);
    }

    .fs-footer-note {
        margin-top: 20px;
        font-size: 13px;
        color: #888;
        background: #f8f9fa;
        padding: 15px;
        border-radius: 6px;
        line-height: 1.6;
    }

    .fs-description-section {
        margin-bottom: 50px;
    }
    .fs-section-head {
        font-size: 24px;
        font-weight: 700;
        margin-bottom: 20px;
        color: #222;
        display: flex;
        align-items: center;
    }
    .fs-section-head:before {
        content: '';
        display: block;
        width: 5px;
        height: 24px;
        background: #2661c5;
        margin-right: 15px;
        border-radius: 4px;
    }
    .fs-desc-content {
        font-size: 16px;
        line-height: 1.7;
        color: #444;
    }

    .fs-process-section {
        margin-top: 60px;
    }

    .fotorama__thumb-border {
        border-color: #2661c5 !important;
    }