/* Force Font Awesome icons to stay upright */
    #module-rw-ap6040-features i,
    #module-rw-ap6040-features .fas,
    #module-rw-ap6040-features .far,
    #module-rw-ap6040-features .fab,
    #module-rw-ap6040-features .fa {
        font-style: normal !important;
    }

    #module-rw-ap6040-features * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    #module-rw-ap6040-features {
      font-family: Arial, sans-serif;
      font-size: 16px;
      line-height: 1.7;
      color: #334155;
      max-width: 1200px;
      margin: 0 auto;
      padding: 48px 24px;
    }
    #module-rw-ap6040-features .section-title {
      font-size: 28px;
      font-weight: 700;
      color: #0f172a;
      text-align: left;
      margin-bottom: 40px;
      padding-bottom: 10px;
      border-bottom: 3px solid #2563eb;
      display: inline-flex;
      align-items: center;
      gap: 12px;
    }
    #module-rw-ap6040-features .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    #module-rw-ap6040-features .feature-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 12px;
      padding: 32px 24px;
      display: flex;
      flex-direction: column;
      align-items: center;
      transition: all 0.3s ease;
      box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }
    #module-rw-ap6040-features .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 12px 28px rgba(37, 99, 235, 0.12);
      border-color: #2563eb;
    }
    #module-rw-ap6040-features .feature-header {
      display: flex;
      align-items: center;
      gap: 12px;
      width: 100%;
      margin-bottom: 20px;
    }
    #module-rw-ap6040-features .feature-header i {
      font-size: 26px;
      color: #2563eb;
      flex-shrink: 0;
    }
    #module-rw-ap6040-features .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: #0f172a;
      text-align: left;
      line-height: 1.4;
    }

    /* Common diagram base */
    #module-rw-ap6040-features .feature-diagram {
      width: 100%;
      height: 160px;
      margin-bottom: 24px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
      border-radius: 10px;
      position: relative;
      overflow: hidden;
    }

    /* 1. Quad-Radio Performance Diagram */
    .diag-quadradio-6040 {
      display: flex;
      align-items: flex-end;
      justify-content: center;
      gap: 14px;
      width: 80%;
      height: 100px;
    }
    .diag-quadradio-6040 .radio-bar {
      width: 36px;
      border-radius: 4px 4px 0 0;
      animation: bar-grow-6040 2.5s infinite ease-in-out;
      position: relative;
    }
    .diag-quadradio-6040 .bar-24g { height: 15%; background: #93c5fd; animation-delay: 0s; }
    .diag-quadradio-6040 .bar-5g1 { height: 60%; background: #3b82f6; animation-delay: 0.2s; }
    .diag-quadradio-6040 .bar-5g2 { height: 60%; background: #3b82f6; animation-delay: 0.4s; }
    .diag-quadradio-6040 .bar-ai { height: 25%; background: #10b981; animation-delay: 0.6s; }
    .diag-quadradio-6040 .bar-label {
      position: absolute;
      bottom: -22px;
      left: 50%;
      transform: translateX(-50%);
      font-size: 9px;
      color: #1e40af;
      font-weight: 600;
      white-space: nowrap;
    }
    .diag-quadradio-6040 .rate-badge {
      position: absolute;
      top: 12px;
      right: 14px;
      background: #1e40af;
      color: white;
      padding: 5px 12px;
      border-radius: 12px;
      font-size: 12px;
      font-weight: 700;
    }
    @keyframes bar-grow-6040 {
      0%, 100% { transform: scaleY(0.95); }
      50% { transform: scaleY(1.05); }
    }

    /* 2. Dedicated AI Radio Diagram */
    .diag-airadio-6040 {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      width: 85%;
    }
    .diag-airadio-6040 .client-radio {
      width: 40px;
      height: 40px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      color: #2563eb;
      z-index: 2;
    }
    .diag-airadio-6040 .ai-center {
      width: 60px;
      height: 60px;
      background: #10b981;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      color: white;
      z-index: 2;
      position: relative;
    }
    .diag-airadio-6040 .scan-wave {
      position: absolute;
      width: 100%;
      height: 100%;
      border-radius: 50%;
      border: 2px solid #10b981;
      animation: scan-wave-6040 2s infinite ease-out;
    }
    .diag-airadio-6040 .scan-wave:nth-child(2) { animation-delay: 0.7s; }
    .diag-airadio-6040 .scan-wave:nth-child(3) { animation-delay: 1.4s; }
    @keyframes scan-wave-6040 {
      0% { transform: scale(1); opacity: 0.8; }
      100% { transform: scale(2); opacity: 0; }
    }
    .diag-airadio-6040 .ai-tag {
      position: absolute;
      top: 14px;
      background: #059669;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
    }

    /* 3. 10G Uplink Diagram */
    .diag-10guplink-6040 {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      width: 85%;
    }
    .diag-10guplink-6040 .port-box {
      width: 50px;
      height: 45px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 6px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      z-index: 2;
      padding: 4px;
    }
    .diag-10guplink-6040 .port-icon {
      font-size: 16px;
      color: #2563eb;
    }
    .diag-10guplink-6040 .port-text {
      font-size: 8px;
      font-weight: 700;
      color: #1e40af;
      text-align: center;
    }
    .diag-10guplink-6040 .ap-center {
      width: 65px;
      height: 55px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 8px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      z-index: 2;
      padding: 6px;
    }
    .diag-10guplink-6040 .ap-icon {
      font-size: 18px;
      color: #2563eb;
    }
    .diag-10guplink-6040 .ap-text {
      font-size: 8px;
      font-weight: 700;
      color: #1e40af;
      text-align: center;
    }
    .diag-10guplink-6040 .data-flow {
      position: absolute;
      top: 50%;
      height: 3px;
      background: linear-gradient(90deg, transparent, #2563eb, transparent);
      animation: flow-move-6040 1.5s infinite linear;
    }
    @keyframes flow-move-6040 {
      0% { background-position: -80px 0; }
      100% { background-position: 80px 0; }
    }
    .diag-10guplink-6040 .uplink-tag {
      position: absolute;
      top: 14px;
      background: #1e40af;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
    }

    /* 4. IP68 Wide Temperature Diagram */
    .diag-ip68-6040 {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      width: 85%;
    }
    .diag-ip68-6040 .ap-enclosure {
      width: 75px;
      height: 65px;
      background: white;
      border: 3px solid #2563eb;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 2;
      position: relative;
    }
    .diag-ip68-6040 .ap-icon {
      font-size: 22px;
      color: #2563eb;
    }
    .diag-ip68-6040 .ip-badge {
      position: absolute;
      bottom: -8px;
      right: -8px;
      background: #10b981;
      color: white;
      padding: 3px 7px;
      border-radius: 8px;
      font-size: 10px;
      font-weight: 700;
    }
    .diag-ip68-6040 .temp-group {
      display: flex;
      flex-direction: column;
      gap: 8px;
      z-index: 2;
    }
    .diag-ip68-6040 .temp-box {
      width: 55px;
      height: 28px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      color: #2563eb;
    }
    .diag-ip68-6040 .protection-shield {
      position: absolute;
      width: 110px;
      height: 90px;
      border: 3px solid rgba(37, 99, 235, 0.3);
      border-radius: 50%;
      animation: shield-pulse-6040 2s infinite ease-in-out;
    }
    @keyframes shield-pulse-6040 {
      0%, 100% { transform: scale(1); opacity: 0.6; }
      50% { transform: scale(1.05); opacity: 0.3; }
    }
    .diag-ip68-6040 .ip-tag {
      position: absolute;
      top: 14px;
      background: #059669;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
    }

    /* 5. Multi-Link Roaming Diagram */
    .diag-roaming-6040 {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      width: 85%;
    }
    .diag-roaming-6040 .ap-node {
      width: 40px;
      height: 40px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      color: #2563eb;
      z-index: 2;
    }
    .diag-roaming-6040 .train-node {
      width: 60px;
      height: 35px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: #2563eb;
      z-index: 2;
      animation: train-move-6040 3s infinite ease-in-out;
    }
    @keyframes train-move-6040 {
      0%, 100% { transform: translateX(-20px); }
      50% { transform: translateX(20px); }
    }
    .diag-roaming-6040 .roaming-line {
      position: absolute;
      top: 50%;
      height: 2px;
      width: 70%;
      background: repeating-linear-gradient(90deg, #2563eb 0px, #2563eb 6px, transparent 6px, transparent 12px);
      z-index: 1;
    }
    .diag-roaming-6040 .roaming-tag {
      position: absolute;
      top: 14px;
      background: #dc2626;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
    }

    /* 6. WIS Cloud Management Diagram */
    .diag-cloud-6040 {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 14px;
      width: 85%;
    }
    .diag-cloud-6040 .ap-node {
      width: 50px;
      height: 50px;
      background: white;
      border: 2px solid #2563eb;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: #2563eb;
      z-index: 2;
    }
    .diag-cloud-6040 .cloud-center {
      width: 70px;
      height: 60px;
      background: #2563eb;
      border-radius: 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      color: white;
      z-index: 2;
      padding: 6px;
    }
    .diag-cloud-6040 .cloud-icon {
      font-size: 20px;
    }
    .diag-cloud-6040 .cloud-text {
      font-size: 9px;
      font-weight: 700;
      text-align: center;
    }
    .diag-cloud-6040 .sync-flow {
      position: absolute;
      top: 50%;
      height: 3px;
      background: linear-gradient(90deg, transparent, #2563eb, transparent);
      animation: flow-move-6040 2s infinite linear;
    }
    .diag-cloud-6040 .cloud-tag {
      position: absolute;
      top: 14px;
      background: #1e40af;
      color: white;
      padding: 4px 10px;
      border-radius: 10px;
      font-size: 10px;
      font-weight: 700;
    }

    /* Feature list */
    #module-rw-ap6040-features .feature-list {
      width: 100%;
      list-style: none;
      padding-left: 0;
    }
    #module-rw-ap6040-features .feature-list li {
      position: relative;
      padding-left: 20px;
      margin-bottom: 8px;
      color: #475569;
      text-align: left;
      font-size: 15px;
    }
    #module-rw-ap6040-features .feature-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 9px;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #2563eb;
    }

    /* Responsive */
    @media (max-width: 992px) {
      #module-rw-ap6040-features .features-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 576px) {
      #module-rw-ap6040-features .features-grid {
        grid-template-columns: 1fr;
      }
      #module-rw-ap6040-features .section-title {
        font-size: 22px;
      }
    }