/* --- 作用域标识：LPO 整网拓扑应用案例模块 --- */
    #module-rs-lpo-topology-case * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    #module-rs-lpo-topology-case {
        font-family: 'Inter', -apple-system, sans-serif;
        background: #f8fafc;
        color: #1a202c;
        padding: 40px 20px;
        display: flex;
        justify-content: center;
    }
    #module-rs-lpo-topology-case .container {
        max-width: 1200px;
        width: 100%;
        background: #ffffff;
        border-radius: 16px;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
        padding: 40px;
        border: 1px solid #e9edf4;
    }

    /* Header */
    #module-rs-lpo-topology-case .header {
        text-align: center;
        border-bottom: 1px solid #edf2f7;
        padding-bottom: 24px;
        margin-bottom: 32px;
    }
    #module-rs-lpo-topology-case .header h1 {
        font-size: 28px;
        font-weight: 700;
        color: #0a1929;
        letter-spacing: -0.5px;
    }
    #module-rs-lpo-topology-case .header h1 span {
        font-weight: 400;
        color: #475569;
    }
    #module-rs-lpo-topology-case .header p {
        font-size: 16px;
        color: #64748b;
        margin-top: 8px;
        line-height: 1.6;
    }

    /* Layout */
    #module-rs-lpo-topology-case .section-title {
        font-size: 20px;
        font-weight: 700;
        color: #0a1929;
        margin-bottom: 20px;
        letter-spacing: -0.3px;
    }

    /* Topology Grid */
    #module-rs-lpo-topology-case .topology-row {
        display: flex;
        align-items: flex-start;
        gap: 24px;
        margin-bottom: 32px;
        padding: 16px 0;
        border-bottom: 1px dashed #e2e8f0;
        flex-wrap: wrap;
    }
    #module-rs-lpo-topology-case .topology-row:last-child {
        border-bottom: none;
        margin-bottom: 0;
    }

    #module-rs-lpo-topology-case .layer-label {
        width: 140px;
        flex-shrink: 0;
        padding-top: 8px;
    }
    #module-rs-lpo-topology-case .layer-label .title {
        font-size: 16px;
        font-weight: 700;
        color: #1e3a8a;
        display: block;
    }
    #module-rs-lpo-topology-case .layer-label .sub {
        font-size: 12px;
        color: #475569;
        display: block;
        margin-top: 2px;
    }

    #module-rs-lpo-topology-case .devices-wrapper {
        flex: 1;
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        align-items: center;
    }

    #module-rs-lpo-topology-case .device-group {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 10px 14px;
        background: #f8faff;
        border: 1px solid #dbeafe;
        border-radius: 8px;
        flex-wrap: wrap;
    }
    #module-rs-lpo-topology-case .device-group.highlight {
        border: 2px solid #fbbf24;
        background: #fffbeb;
    }

    #module-rs-lpo-topology-case .node {
        display: flex;
        flex-direction: column;
        align-items: center;
        min-width: 34px;
    }
    #module-rs-lpo-topology-case .node-box {
        width: 40px;
        height: 20px;
        background: #94a3b8;
        border-radius: 3px;
        margin-bottom: 2px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 9px;
        color: #fff;
        font-weight: 600;
    }
    #module-rs-lpo-topology-case .node-label {
        font-size: 11px;
        font-weight: 500;
        color: #1e293b;
    }
    #module-rs-lpo-topology-case .node-box.spine { background: #475569; }
    #module-rs-lpo-topology-case .node-box.leaf { background: #3b82f6; }
    #module-rs-lpo-topology-case .node-box.server { background: #8b5cf6; }

    /* 技术优势营销卡片 */
    #module-rs-lpo-topology-case .data-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
        margin-top: 40px;
        background: #f8fafc;
        padding: 24px;
        border-radius: 12px;
        border: 1px solid #eaf0f6;
    }
    #module-rs-lpo-topology-case .data-card {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    #module-rs-lpo-topology-case .data-card .number {
        font-size: 32px;
        font-weight: 700;
        color: #2563eb;
        line-height: 1.2;
    }
    #module-rs-lpo-topology-case .data-card .desc {
        font-size: 14px;
        color: #475569;
        margin-top: 4px;
    }

    /* 响应式适配 */
    @media (max-width: 1024px) {
        #module-rs-lpo-topology-case .data-grid { grid-template-columns: 1fr 1fr; }
        #module-rs-lpo-topology-case .layer-label { width: 100px; }
    }
    @media (max-width: 768px) {
        #module-rs-lpo-topology-case .container { padding: 24px 16px; }
        #module-rs-lpo-topology-case .topology-row { flex-direction: column; gap: 12px; }
        #module-rs-lpo-topology-case .layer-label { width: 100%; }
        #module-rs-lpo-topology-case .device-group { width: 100%; justify-content: center; }
        #module-rs-lpo-topology-case .data-grid { grid-template-columns: 1fr; gap: 16px; }
        #module-rs-lpo-topology-case .header h1 { font-size: 24px; }
    }